From cda73438419fa9771294e55023b355ce686e9d6a Mon Sep 17 00:00:00 2001 From: Anthony Minessale Date: Thu, 22 Jun 2017 16:43:11 -0500 Subject: [PATCH] FS-10420: [verto.js] Verto on Safari #resolve --- html5/verto/js/src/jquery.FSRTC.js | 15 +- html5/verto/js/src/vendor/adapter-latest.js | 3814 ++++++++++++++++- .../video_demo-live_canvas/js/verto-min.js | 255 +- html5/verto/video_demo/js/verto-min.js | 255 +- 4 files changed, 4321 insertions(+), 18 deletions(-) diff --git a/html5/verto/js/src/jquery.FSRTC.js b/html5/verto/js/src/jquery.FSRTC.js index 0ebb1ef21a..ad1ba59e4c 100644 --- a/html5/verto/js/src/jquery.FSRTC.js +++ b/html5/verto/js/src/jquery.FSRTC.js @@ -230,19 +230,14 @@ } FSRTCattachMediaStream = function(element, stream) { - if (element && element.id && attachMediaStream) { - attachMediaStream(element, stream); + if (typeof element.srcObject !== 'undefined') { + element.srcObject = stream; + } else if (typeof element.src !== 'undefined') { + element.src = URL.createObjectURL(stream); } else { - if (typeof element.srcObject !== 'undefined') { - element.srcObject = stream; - } else if (typeof element.src !== 'undefined') { - element.src = URL.createObjectURL(stream); - } else { - console.error('Error attaching stream to element.'); - } + console.error('Error attaching stream to element.'); } } - function onRemoteStream(self, stream) { if (self.options.useVideo) { diff --git a/html5/verto/js/src/vendor/adapter-latest.js b/html5/verto/js/src/vendor/adapter-latest.js index 32eaa6e530..5b32e894af 100644 --- a/html5/verto/js/src/vendor/adapter-latest.js +++ b/html5/verto/js/src/vendor/adapter-latest.js @@ -1,4 +1,3810 @@ -/*! adapterjs - v0.14.1-6d236da - 2017-05-02 */ -var AdapterJS=AdapterJS||{};AdapterJS.options=AdapterJS.options||{},AdapterJS.VERSION="0.14.1-6d236da",AdapterJS.onwebrtcready=AdapterJS.onwebrtcready||function(isUsingPlugin){},AdapterJS._onwebrtcreadies=[],AdapterJS.webRTCReady=function(baseCallback){if("function"!=typeof baseCallback)throw new Error("Callback provided is not a function");var callback=function(){"function"==typeof window.require&&"function"==typeof AdapterJS.defineMediaSourcePolyfill&&AdapterJS.defineMediaSourcePolyfill(),baseCallback(null!==AdapterJS.WebRTCPlugin.plugin)};!0===AdapterJS.onwebrtcreadyDone?callback():AdapterJS._onwebrtcreadies.push(callback)},AdapterJS.WebRTCPlugin=AdapterJS.WebRTCPlugin||{},AdapterJS.WebRTCPlugin.pluginInfo=AdapterJS.WebRTCPlugin.pluginInfo||{prefix:"Tem",plugName:"TemWebRTCPlugin",pluginId:"plugin0",type:"application/x-temwebrtcplugin",onload:"__TemWebRTCReady0",portalLink:"https://skylink.io/plugin/",downloadLink:null,companyName:"Temasys",downloadLinks:{mac:"https://bit.ly/webrtcpluginpkg",win:"https://bit.ly/webrtcpluginmsi"}},void 0!==AdapterJS.WebRTCPlugin.pluginInfo.downloadLinks&&null!==AdapterJS.WebRTCPlugin.pluginInfo.downloadLinks&&(navigator.platform.match(/^Mac/i)?AdapterJS.WebRTCPlugin.pluginInfo.downloadLink=AdapterJS.WebRTCPlugin.pluginInfo.downloadLinks.mac:navigator.platform.match(/^Win/i)&&(AdapterJS.WebRTCPlugin.pluginInfo.downloadLink=AdapterJS.WebRTCPlugin.pluginInfo.downloadLinks.win)),AdapterJS.WebRTCPlugin.TAGS={NONE:"none",AUDIO:"audio",VIDEO:"video"},AdapterJS.WebRTCPlugin.pageId=Math.random().toString(36).slice(2),AdapterJS.WebRTCPlugin.plugin=null,AdapterJS.WebRTCPlugin.setLogLevel=null,AdapterJS.WebRTCPlugin.defineWebRTCInterface=null,AdapterJS.WebRTCPlugin.isPluginInstalled=null,AdapterJS.WebRTCPlugin.pluginInjectionInterval=null,AdapterJS.WebRTCPlugin.injectPlugin=null,AdapterJS.WebRTCPlugin.PLUGIN_STATES={NONE:0,INITIALIZING:1,INJECTING:2,INJECTED:3,READY:4},AdapterJS.WebRTCPlugin.pluginState=AdapterJS.WebRTCPlugin.PLUGIN_STATES.NONE,AdapterJS.onwebrtcreadyDone=!1,AdapterJS.WebRTCPlugin.PLUGIN_LOG_LEVELS={NONE:"NONE",ERROR:"ERROR",WARNING:"WARNING",INFO:"INFO",VERBOSE:"VERBOSE",SENSITIVE:"SENSITIVE"},AdapterJS.WebRTCPlugin.WaitForPluginReady=null,AdapterJS.WebRTCPlugin.callWhenPluginReady=null,__TemWebRTCReady0=function(){if("complete"===document.readyState)AdapterJS.WebRTCPlugin.pluginState=AdapterJS.WebRTCPlugin.PLUGIN_STATES.READY,AdapterJS.maybeThroughWebRTCReady();else var timer=setInterval(function(){"complete"===document.readyState&&(clearInterval(timer),AdapterJS.WebRTCPlugin.pluginState=AdapterJS.WebRTCPlugin.PLUGIN_STATES.READY,AdapterJS.maybeThroughWebRTCReady())},100)},AdapterJS.maybeThroughWebRTCReady=function(){AdapterJS.onwebrtcreadyDone||(AdapterJS.onwebrtcreadyDone=!0,AdapterJS._onwebrtcreadies.length?AdapterJS._onwebrtcreadies.forEach(function(callback){"function"==typeof callback&&callback(null!==AdapterJS.WebRTCPlugin.plugin)}):"function"==typeof AdapterJS.onwebrtcready&&AdapterJS.onwebrtcready(null!==AdapterJS.WebRTCPlugin.plugin))},AdapterJS.TEXT={PLUGIN:{REQUIRE_INSTALLATION:"This website requires you to install a WebRTC-enabling plugin to work on this browser.",NOT_SUPPORTED:"Your browser does not support WebRTC.",BUTTON:"Install Now"},REFRESH:{REQUIRE_REFRESH:"Please refresh page",BUTTON:"Refresh Page"}},AdapterJS._iceConnectionStates={starting:"starting",checking:"checking",connected:"connected",completed:"connected",done:"completed",disconnected:"disconnected",failed:"failed",closed:"closed"},AdapterJS._iceConnectionFiredStates=[],AdapterJS.isDefined=null,AdapterJS.parseWebrtcDetectedBrowser=function(){var hasMatch=null;if(window.opr&&opr.addons||window.opera||navigator.userAgent.indexOf(" OPR/")>=0)hasMatch=navigator.userAgent.match(/OPR\/(\d+)/i)||[],webrtcDetectedBrowser="opera",webrtcDetectedVersion=parseInt(hasMatch[1]||"0",10),webrtcMinimumVersion=26,webrtcDetectedType="webkit",webrtcDetectedDCSupport="SCTP";else if(navigator.userAgent.match(/Bowser\/[0-9.]*/g)){hasMatch=navigator.userAgent.match(/Bowser\/[0-9.]*/g)||[];var chromiumVersion=parseInt((navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./i)||[])[2]||"0",10);webrtcDetectedBrowser="bowser",webrtcDetectedVersion=parseFloat((hasMatch[0]||"0/0").split("/")[1],10),webrtcMinimumVersion=0,webrtcDetectedType="webkit",webrtcDetectedDCSupport=chromiumVersion>30?"SCTP":"RTP"}else if(navigator.userAgent.indexOf("OPiOS")>0)hasMatch=navigator.userAgent.match(/OPiOS\/([0-9]+)\./),webrtcDetectedBrowser="opera",webrtcDetectedVersion=parseInt(hasMatch[1]||"0",10),webrtcMinimumVersion=0,webrtcDetectedType=null,webrtcDetectedDCSupport=null;else if(navigator.userAgent.indexOf("CriOS")>0)hasMatch=navigator.userAgent.match(/CriOS\/([0-9]+)\./)||[],webrtcDetectedBrowser="chrome",webrtcDetectedVersion=parseInt(hasMatch[1]||"0",10),webrtcMinimumVersion=0,webrtcDetectedType=null,webrtcDetectedDCSupport=null;else if(navigator.userAgent.indexOf("FxiOS")>0)hasMatch=navigator.userAgent.match(/FxiOS\/([0-9]+)\./)||[],webrtcDetectedBrowser="firefox",webrtcDetectedVersion=parseInt(hasMatch[1]||"0",10),webrtcMinimumVersion=0,webrtcDetectedType=null,webrtcDetectedDCSupport=null;else if(document.documentMode)hasMatch=/\brv[ :]+(\d+)/g.exec(navigator.userAgent)||[],webrtcDetectedBrowser="IE",webrtcDetectedVersion=parseInt(hasMatch[1],10),webrtcMinimumVersion=9,webrtcDetectedType="plugin",webrtcDetectedDCSupport="SCTP",webrtcDetectedVersion||(hasMatch=/\bMSIE[ :]+(\d+)/g.exec(navigator.userAgent)||[],webrtcDetectedVersion=parseInt(hasMatch[1]||"0",10));else if(window.StyleMedia||navigator.userAgent.match(/Edge\/(\d+).(\d+)$/))hasMatch=navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)||[],webrtcDetectedBrowser="edge",webrtcDetectedVersion=parseFloat((hasMatch[0]||"0/0").split("/")[1],10),webrtcMinimumVersion=13.10547,webrtcDetectedType="ms",webrtcDetectedDCSupport=null;else if("undefined"!=typeof InstallTrigger||navigator.userAgent.indexOf("irefox")>0)hasMatch=navigator.userAgent.match(/Firefox\/([0-9]+)\./)||[],webrtcDetectedBrowser="firefox",webrtcDetectedVersion=parseInt(hasMatch[1]||"0",10),webrtcMinimumVersion=33,webrtcDetectedType="moz",webrtcDetectedDCSupport="SCTP";else if(window.chrome&&window.chrome.webstore||navigator.userAgent.indexOf("Chrom")>0)hasMatch=navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./i)||[],webrtcDetectedBrowser="chrome",webrtcDetectedVersion=parseInt(hasMatch[2]||"0",10),webrtcMinimumVersion=38,webrtcDetectedType="webkit",webrtcDetectedDCSupport=webrtcDetectedVersion>30?"SCTP":"RTP";else if(/^((?!chrome|android).)*safari/i.test(navigator.userAgent)){hasMatch=navigator.userAgent.match(/version\/(\d+)/i)||[];var isMobile=navigator.userAgent.match(/(iPhone|iPad)/gi)||[];webrtcDetectedBrowser="safari",webrtcDetectedVersion=parseInt(hasMatch[1]||"0",10),webrtcMinimumVersion=7,webrtcDetectedType=0===isMobile.length?"plugin":null,webrtcDetectedDCSupport=0===isMobile.length?"SCTP":null}window.webrtcDetectedBrowser=webrtcDetectedBrowser,window.webrtcDetectedVersion=webrtcDetectedVersion,window.webrtcMinimumVersion=webrtcMinimumVersion,window.webrtcDetectedType=webrtcDetectedType,window.webrtcDetectedDCSupport=webrtcDetectedDCSupport},AdapterJS.addEvent=function(elem,evnt,func){elem.addEventListener?elem.addEventListener(evnt,func,!1):elem.attachEvent?elem.attachEvent("on"+evnt,func):elem[evnt]=func},AdapterJS.renderNotificationBar=function(message,buttonText,buttonCallback){if("complete"===document.readyState){var w=window,i=document.createElement("iframe");i.name="adapterjs-alert",i.style.position="fixed",i.style.top="-41px",i.style.left=0,i.style.right=0,i.style.width="100%",i.style.height="40px",i.style.backgroundColor="#ffffe1",i.style.border="none",i.style.borderBottom="1px solid #888888",i.style.zIndex="9999999","string"==typeof i.style.webkitTransition?i.style.webkitTransition="all .5s ease-out":"string"==typeof i.style.transition&&(i.style.transition="all .5s ease-out"),document.body.appendChild(i);var c=i.contentWindow?i.contentWindow:i.contentDocument.document?i.contentDocument.document:i.contentDocument;c.document.open(),c.document.write(''+message+""),buttonText&&"function"==typeof buttonCallback?(c.document.write(''),c.document.close(),AdapterJS.addEvent(c.document.getElementById("okay"),"click",function(e){e.preventDefault();try{e.cancelBubble=!0}catch(error){}buttonCallback(e)}),AdapterJS.addEvent(c.document.getElementById("cancel"),"click",function(e){w.document.body.removeChild(i)})):c.document.close(),setTimeout(function(){"string"==typeof i.style.webkitTransform?i.style.webkitTransform="translateY(40px)":"string"==typeof i.style.transform?i.style.transform="translateY(40px)":i.style.top="0px"},300)}},webrtcDetectedType=null,checkMediaDataChannelSettings=function(peerBrowserAgent,peerBrowserVersion,callback,constraints){if("function"==typeof callback){var beOfferer=!0,isLocalFirefox="firefox"===webrtcDetectedBrowser,isLocalFirefoxInterop="moz"===webrtcDetectedType&&webrtcDetectedVersion>30,isPeerFirefox="firefox"===peerBrowserAgent;if(isLocalFirefox&&isPeerFirefox||isLocalFirefoxInterop)try{delete constraints.mandatory.MozDontOfferDataChannel}catch(error){}else isLocalFirefox&&!isPeerFirefox&&(constraints.mandatory.MozDontOfferDataChannel=!0);if(!isLocalFirefox)for(var prop in constraints.mandatory)constraints.mandatory.hasOwnProperty(prop)&&-1!==prop.indexOf("Moz")&&delete constraints.mandatory[prop];!isLocalFirefox||isPeerFirefox||isLocalFirefoxInterop||(beOfferer=!1),callback(beOfferer,constraints)}},checkIceConnectionState=function(peerId,iceConnectionState,callback){"function"==typeof callback&&(peerId=peerId||"peer",AdapterJS._iceConnectionFiredStates[peerId]&&iceConnectionState!==AdapterJS._iceConnectionStates.disconnected&&iceConnectionState!==AdapterJS._iceConnectionStates.failed&&iceConnectionState!==AdapterJS._iceConnectionStates.closed||(AdapterJS._iceConnectionFiredStates[peerId]=[]),iceConnectionState=AdapterJS._iceConnectionStates[iceConnectionState],AdapterJS._iceConnectionFiredStates[peerId].indexOf(iceConnectionState)<0&&(AdapterJS._iceConnectionFiredStates[peerId].push(iceConnectionState),iceConnectionState===AdapterJS._iceConnectionStates.connected&&setTimeout(function(){AdapterJS._iceConnectionFiredStates[peerId].push(AdapterJS._iceConnectionStates.done),callback(AdapterJS._iceConnectionStates.done)},1e3),callback(iceConnectionState)))},createIceServer=null,createIceServers=null,RTCPeerConnection="function"==typeof RTCPeerConnection?RTCPeerConnection:null,RTCSessionDescription="function"==typeof RTCSessionDescription?RTCSessionDescription:null,RTCIceCandidate="function"==typeof RTCIceCandidate?RTCIceCandidate:null,getUserMedia=null,attachMediaStream=null,reattachMediaStream=null,webrtcDetectedBrowser=null,webrtcDetectedVersion=null,webrtcMinimumVersion=null,!(navigator.mozGetUserMedia||navigator.webkitGetUserMedia||navigator.mediaDevices&&navigator.userAgent.match(/Edge\/(\d+).(\d+)$/))||0===(navigator.userAgent.match(/android/gi)||[]).length&&0===(navigator.userAgent.match(/chrome/gi)||[]).length&&navigator.userAgent.indexOf("Safari/")>0?("object"==typeof console&&"function"==typeof console.log||(console={}||console,console.log=function(arg){},console.info=function(arg){},console.error=function(arg){},console.dir=function(arg){},console.exception=function(arg){},console.trace=function(arg){},console.warn=function(arg){},console.count=function(arg){},console.debug=function(arg){},console.count=function(arg){},console.time=function(arg){},console.timeEnd=function(arg){},console.group=function(arg){},console.groupCollapsed=function(arg){},console.groupEnd=function(arg){}),AdapterJS.parseWebrtcDetectedBrowser(),isIE="IE"===webrtcDetectedBrowser,AdapterJS.WebRTCPlugin.WaitForPluginReady=function(){for(;AdapterJS.WebRTCPlugin.pluginState!==AdapterJS.WebRTCPlugin.PLUGIN_STATES.READY;);},AdapterJS.WebRTCPlugin.callWhenPluginReady=function(callback){if(AdapterJS.WebRTCPlugin.pluginState===AdapterJS.WebRTCPlugin.PLUGIN_STATES.READY)callback();else var checkPluginReadyState=setInterval(function(){AdapterJS.WebRTCPlugin.pluginState===AdapterJS.WebRTCPlugin.PLUGIN_STATES.READY&&(clearInterval(checkPluginReadyState),callback())},100)},AdapterJS.WebRTCPlugin.setLogLevel=function(logLevel){AdapterJS.WebRTCPlugin.callWhenPluginReady(function(){AdapterJS.WebRTCPlugin.plugin.setLogLevel(logLevel)})},AdapterJS.WebRTCPlugin.injectPlugin=function(){if("complete"===document.readyState&&AdapterJS.WebRTCPlugin.pluginState===AdapterJS.WebRTCPlugin.PLUGIN_STATES.INITIALIZING){if(AdapterJS.WebRTCPlugin.pluginState=AdapterJS.WebRTCPlugin.PLUGIN_STATES.INJECTING,"IE"===webrtcDetectedBrowser&&webrtcDetectedVersion<=10){var frag=document.createDocumentFragment();for(AdapterJS.WebRTCPlugin.plugin=document.createElement("div"),AdapterJS.WebRTCPlugin.plugin.innerHTML=' '+(AdapterJS.options.getAllCams?'':"")+"";AdapterJS.WebRTCPlugin.plugin.firstChild;)frag.appendChild(AdapterJS.WebRTCPlugin.plugin.firstChild);document.body.appendChild(frag),AdapterJS.WebRTCPlugin.plugin=document.getElementById(AdapterJS.WebRTCPlugin.pluginInfo.pluginId)}else AdapterJS.WebRTCPlugin.plugin=document.createElement("object"),AdapterJS.WebRTCPlugin.plugin.id=AdapterJS.WebRTCPlugin.pluginInfo.pluginId,isIE?(AdapterJS.WebRTCPlugin.plugin.width="1px",AdapterJS.WebRTCPlugin.plugin.height="1px"):(AdapterJS.WebRTCPlugin.plugin.width="0px",AdapterJS.WebRTCPlugin.plugin.height="0px"),AdapterJS.WebRTCPlugin.plugin.type=AdapterJS.WebRTCPlugin.pluginInfo.type,AdapterJS.WebRTCPlugin.plugin.innerHTML=' '+(AdapterJS.options.getAllCams?'':"")+'',document.body.appendChild(AdapterJS.WebRTCPlugin.plugin);AdapterJS.WebRTCPlugin.pluginState=AdapterJS.WebRTCPlugin.PLUGIN_STATES.INJECTED}},AdapterJS.WebRTCPlugin.isPluginInstalled=function(comName,plugName,plugType,installedCb,notInstalledCb){if(isIE){try{new ActiveXObject(comName+"."+plugName)}catch(e){return void notInstalledCb()}installedCb()}else{for(var pluginArray=navigator.mimeTypes,i=0;i=0)return void installedCb();notInstalledCb()}},AdapterJS.WebRTCPlugin.defineWebRTCInterface=function(){if(AdapterJS.WebRTCPlugin.pluginState!==AdapterJS.WebRTCPlugin.PLUGIN_STATES.READY){AdapterJS.WebRTCPlugin.pluginState=AdapterJS.WebRTCPlugin.PLUGIN_STATES.INITIALIZING,AdapterJS.isDefined=function(variable){return null!==variable&&void 0!==variable},createIceServer=function(url,username,password){var iceServer=null,urlParts=url.split(":");return 0===urlParts[0].indexOf("stun")?iceServer={url:url,hasCredentials:!1}:0===urlParts[0].indexOf("turn")&&(iceServer={url:url,hasCredentials:!0,credential:password,username:username}),iceServer},createIceServers=function(urls,username,password){for(var iceServers=[],i=0;i1)return iceServers&&(servers.iceServers=iceServers),AdapterJS.WebRTCPlugin.plugin.PeerConnection(servers);var mandatory=constraints&&constraints.mandatory?constraints.mandatory:null,optional=constraints&&constraints.optional?constraints.optional:null;return AdapterJS.WebRTCPlugin.plugin.PeerConnection(AdapterJS.WebRTCPlugin.pageId,iceServers,mandatory,optional)},MediaStreamTrack=function(){},MediaStreamTrack.getSources=function(callback){AdapterJS.WebRTCPlugin.callWhenPluginReady(function(){AdapterJS.WebRTCPlugin.plugin.GetSources(callback)})};var constraintsToPlugin=function(c){if("object"!=typeof c||c.mandatory||c.optional)return c;var cc={};return Object.keys(c).forEach(function(key){if("require"!==key&&"advanced"!==key&&"mediaSource"!==key){var r="object"==typeof c[key]?c[key]:{ideal:c[key]};void 0!==r.exact&&"number"==typeof r.exact&&(r.min=r.max=r.exact);var oldname=function(prefix,name){return prefix?prefix+name.charAt(0).toUpperCase()+name.slice(1):"deviceId"===name?"sourceId":name};if(void 0!==r.ideal){cc.optional=cc.optional||[];var oc={};"number"==typeof r.ideal?(oc[oldname("min",key)]=r.ideal,cc.optional.push(oc),oc={},oc[oldname("max",key)]=r.ideal,cc.optional.push(oc)):(oc[oldname("",key)]=r.ideal,cc.optional.push(oc))}void 0!==r.exact&&"number"!=typeof r.exact?(cc.mandatory=cc.mandatory||{},cc.mandatory[oldname("",key)]=r.exact):["min","max"].forEach(function(mix){void 0!==r[mix]&&(cc.mandatory=cc.mandatory||{},cc.mandatory[oldname(mix,key)]=r[mix])})}}),c.advanced&&(cc.optional=(cc.optional||[]).concat(c.advanced)),cc};getUserMedia=function(constraints,successCallback,failureCallback){var cc={};cc.audio=!!constraints.audio&&constraintsToPlugin(constraints.audio),cc.video=!!constraints.video&&constraintsToPlugin(constraints.video),AdapterJS.WebRTCPlugin.callWhenPluginReady(function(){AdapterJS.WebRTCPlugin.plugin.getUserMedia(cc,successCallback,failureCallback)})},window.navigator.getUserMedia=getUserMedia,navigator.mediaDevices||"undefined"==typeof Promise||(requestUserMedia=function(constraints){return new Promise(function(resolve,reject){getUserMedia(constraints,resolve,reject)})},navigator.mediaDevices={getUserMedia:requestUserMedia,enumerateDevices:function(){return new Promise(function(resolve){var kinds={audio:"audioinput",video:"videoinput"};return MediaStreamTrack.getSources(function(devices){resolve(devices.map(function(device){return{label:device.label,kind:kinds[device.kind],id:device.id,deviceId:device.id,groupId:""}}))})})}}),attachMediaStream=function(element,stream){if(element&&element.parentNode){var streamId;null===stream?streamId="":(void 0!==stream.enableSoundTracks&&stream.enableSoundTracks(!0),streamId=stream.id);var elementId=0===element.id.length?Math.random().toString(36).slice(2):element.id,nodeName=element.nodeName.toLowerCase();if("object"!==nodeName){var tag;switch(nodeName){case"audio":tag=AdapterJS.WebRTCPlugin.TAGS.AUDIO;break;case"video":tag=AdapterJS.WebRTCPlugin.TAGS.VIDEO;break;default:tag=AdapterJS.WebRTCPlugin.TAGS.NONE}var frag=document.createDocumentFragment(),temp=document.createElement("div"),classHTML="";for(element.className?classHTML='class="'+element.className+'" ':element.attributes&&element.attributes.class&&(classHTML='class="'+element.attributes.class.value+'" '),temp.innerHTML=' ';temp.firstChild;)frag.appendChild(temp.firstChild);var height="",width="";element.clientWidth||element.clientHeight?(width=element.clientWidth,height=element.clientHeight):(element.width||element.height)&&(width=element.width,height=element.height),element.parentNode.insertBefore(frag,element),frag=document.getElementById(elementId),frag.width=width,frag.height=height,element.parentNode.removeChild(element)}else{for(var children=element.children,i=0;i!==children.length;++i)if("streamId"===children[i].name){children[i].value=streamId;break}element.setStreamId(streamId)}var newElement=document.getElementById(elementId);return AdapterJS.forwardEventHandlers(newElement,element,Object.getPrototypeOf(element)),newElement}},reattachMediaStream=function(to,from){for(var stream=null,children=from.children,i=0;i!==children.length;++i)if("streamId"===children[i].name){AdapterJS.WebRTCPlugin.WaitForPluginReady(),stream=AdapterJS.WebRTCPlugin.plugin.getStreamWithId(AdapterJS.WebRTCPlugin.pageId,children[i].value);break}if(null!==stream)return attachMediaStream(to,stream)},window.attachMediaStream=attachMediaStream,window.reattachMediaStream=reattachMediaStream,window.getUserMedia=getUserMedia,AdapterJS.attachMediaStream=attachMediaStream,AdapterJS.reattachMediaStream=reattachMediaStream,AdapterJS.getUserMedia=getUserMedia,AdapterJS.forwardEventHandlers=function(destElem,srcElem,prototype){var properties=Object.getOwnPropertyNames(prototype);for(var prop in properties)if(prop){var propName=properties[prop];"function"==typeof propName.slice&&"on"===propName.slice(0,2)&&"function"==typeof srcElem[propName]&&AdapterJS.addEvent(destElem,propName.slice(2),srcElem[propName])}var subPrototype=Object.getPrototypeOf(prototype);subPrototype&&AdapterJS.forwardEventHandlers(destElem,srcElem,subPrototype)},RTCIceCandidate=function(candidate){return candidate.sdpMid||(candidate.sdpMid=""),AdapterJS.WebRTCPlugin.WaitForPluginReady(),AdapterJS.WebRTCPlugin.plugin.ConstructIceCandidate(candidate.sdpMid,candidate.sdpMLineIndex,candidate.candidate)},AdapterJS.addEvent(document,"readystatechange",AdapterJS.WebRTCPlugin.injectPlugin),AdapterJS.WebRTCPlugin.injectPlugin()}},AdapterJS.WebRTCPlugin.pluginNeededButNotInstalledCb=AdapterJS.WebRTCPlugin.pluginNeededButNotInstalledCb||function(){AdapterJS.addEvent(document,"readystatechange",AdapterJS.WebRTCPlugin.pluginNeededButNotInstalledCbPriv),AdapterJS.WebRTCPlugin.pluginNeededButNotInstalledCbPriv()},AdapterJS.WebRTCPlugin.pluginNeededButNotInstalledCbPriv=function(){if(!AdapterJS.options.hidePluginInstallPrompt){var downloadLink=AdapterJS.WebRTCPlugin.pluginInfo.downloadLink;if(downloadLink){var popupString;popupString=AdapterJS.WebRTCPlugin.pluginInfo.portalLink?'This website requires you to install the '+AdapterJS.WebRTCPlugin.pluginInfo.companyName+" WebRTC Plugin to work on this browser.":AdapterJS.TEXT.PLUGIN.REQUIRE_INSTALLATION,AdapterJS.renderNotificationBar(popupString,AdapterJS.TEXT.PLUGIN.BUTTON,function(){window.open(downloadLink,"_top");var pluginInstallInterval=setInterval(function(){isIE||navigator.plugins.refresh(!1),AdapterJS.WebRTCPlugin.isPluginInstalled(AdapterJS.WebRTCPlugin.pluginInfo.prefix,AdapterJS.WebRTCPlugin.pluginInfo.plugName,AdapterJS.WebRTCPlugin.pluginInfo.type,function(){clearInterval(pluginInstallInterval),AdapterJS.WebRTCPlugin.defineWebRTCInterface()},function(){})},500)})}else AdapterJS.renderNotificationBar(AdapterJS.TEXT.PLUGIN.NOT_SUPPORTED)}},AdapterJS.WebRTCPlugin.isPluginInstalled(AdapterJS.WebRTCPlugin.pluginInfo.prefix,AdapterJS.WebRTCPlugin.pluginInfo.plugName,AdapterJS.WebRTCPlugin.pluginInfo.type,AdapterJS.WebRTCPlugin.defineWebRTCInterface,AdapterJS.WebRTCPlugin.pluginNeededButNotInstalledCb)):(!function(f){if("object"==typeof exports&&"undefined"!=typeof module)module.exports=f();else if("function"==typeof define&&define.amd)define([],f);else{var g;g="undefined"!=typeof window?window:"undefined"!=typeof global?global:"undefined"!=typeof self?self:this,g.adapter=f()}}(function(){return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a="function"==typeof require&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n||e)},l,l.exports,e,t,n,r)}return n[o].exports}for(var i="function"==typeof require&&require,o=0;o-1?(parts.attribute=line.substr(sp+1,colon-sp-1),parts.value=line.substr(colon+1)):parts.attribute=line.substr(sp+1),parts},SDPUtils.getMid=function(mediaSection){var mid=SDPUtils.matchPrefix(mediaSection,"a=mid:")[0];if(mid)return mid.substr(6)},SDPUtils.getDtlsParameters=function(mediaSection,sessionpart){var lines=SDPUtils.splitLines(mediaSection);lines=lines.concat(SDPUtils.splitLines(sessionpart));var fpLine=lines.filter(function(line){return 0===line.indexOf("a=fingerprint:")})[0].substr(14);return{role:"auto",fingerprints:[{algorithm:fpLine.split(" ")[0].toLowerCase(),value:fpLine.split(" ")[1]}]}},SDPUtils.writeDtlsParameters=function(params,setupType){var sdp="a=setup:"+setupType+"\r\n";return params.fingerprints.forEach(function(fp){sdp+="a=fingerprint:"+fp.algorithm+" "+fp.value+"\r\n"}),sdp},SDPUtils.getIceParameters=function(mediaSection,sessionpart){var lines=SDPUtils.splitLines(mediaSection);return lines=lines.concat(SDPUtils.splitLines(sessionpart)),{usernameFragment:lines.filter(function(line){return 0===line.indexOf("a=ice-ufrag:")})[0].substr(12),password:lines.filter(function(line){return 0===line.indexOf("a=ice-pwd:")})[0].substr(10)}},SDPUtils.writeIceParameters=function(params){return"a=ice-ufrag:"+params.usernameFragment+"\r\na=ice-pwd:"+params.password+"\r\n"},SDPUtils.parseRtpParameters=function(mediaSection){for(var description={codecs:[],headerExtensions:[],fecMechanisms:[],rtcp:[]},lines=SDPUtils.splitLines(mediaSection),mline=lines[0].split(" "),i=3;i0?"9":"0",sdp+=" UDP/TLS/RTP/SAVPF ",sdp+=caps.codecs.map(function(codec){return void 0!==codec.preferredPayloadType?codec.preferredPayloadType:codec.payloadType}).join(" ")+"\r\n",sdp+="c=IN IP4 0.0.0.0\r\n",sdp+="a=rtcp:9 IN IP4 0.0.0.0\r\n",caps.codecs.forEach(function(codec){sdp+=SDPUtils.writeRtpMap(codec),sdp+=SDPUtils.writeFmtp(codec),sdp+=SDPUtils.writeRtcpFb(codec)});var maxptime=0 -;return caps.codecs.forEach(function(codec){codec.maxptime>maxptime&&(maxptime=codec.maxptime)}),maxptime>0&&(sdp+="a=maxptime:"+maxptime+"\r\n"),sdp+="a=rtcp-mux\r\n",caps.headerExtensions.forEach(function(extension){sdp+=SDPUtils.writeExtmap(extension)}),sdp},SDPUtils.parseRtpEncodingParameters=function(mediaSection){var secondarySsrc,encodingParameters=[],description=SDPUtils.parseRtpParameters(mediaSection),hasRed=-1!==description.fecMechanisms.indexOf("RED"),hasUlpfec=-1!==description.fecMechanisms.indexOf("ULPFEC"),ssrcs=SDPUtils.matchPrefix(mediaSection,"a=ssrc:").map(function(line){return SDPUtils.parseSsrcMedia(line)}).filter(function(parts){return"cname"===parts.attribute}),primarySsrc=ssrcs.length>0&&ssrcs[0].ssrc,flows=SDPUtils.matchPrefix(mediaSection,"a=ssrc-group:FID").map(function(line){var parts=line.split(" ");return parts.shift(),parts.map(function(part){return parseInt(part,10)})});flows.length>0&&flows[0].length>1&&flows[0][0]===primarySsrc&&(secondarySsrc=flows[0][1]),description.codecs.forEach(function(codec){if("RTX"===codec.name.toUpperCase()&&codec.parameters.apt){var encParam={ssrc:primarySsrc,codecPayloadType:parseInt(codec.parameters.apt,10),rtx:{ssrc:secondarySsrc}};encodingParameters.push(encParam),hasRed&&(encParam=JSON.parse(JSON.stringify(encParam)),encParam.fec={ssrc:secondarySsrc,mechanism:hasUlpfec?"red+ulpfec":"red"},encodingParameters.push(encParam))}}),0===encodingParameters.length&&primarySsrc&&encodingParameters.push({ssrc:primarySsrc});var bandwidth=SDPUtils.matchPrefix(mediaSection,"b=");return bandwidth.length&&(0===bandwidth[0].indexOf("b=TIAS:")?bandwidth=parseInt(bandwidth[0].substr(7),10):0===bandwidth[0].indexOf("b=AS:")&&(bandwidth=parseInt(bandwidth[0].substr(5),10)),encodingParameters.forEach(function(params){params.maxBitrate=bandwidth})),encodingParameters},SDPUtils.parseRtcpParameters=function(mediaSection){var rtcpParameters={},remoteSsrc=SDPUtils.matchPrefix(mediaSection,"a=ssrc:").map(function(line){return SDPUtils.parseSsrcMedia(line)}).filter(function(obj){return"cname"===obj.attribute})[0];remoteSsrc&&(rtcpParameters.cname=remoteSsrc.value,rtcpParameters.ssrc=remoteSsrc.ssrc);var rsize=SDPUtils.matchPrefix(mediaSection,"a=rtcp-rsize");rtcpParameters.reducedSize=rsize.length>0,rtcpParameters.compound=0===rsize.length;var mux=SDPUtils.matchPrefix(mediaSection,"a=rtcp-mux");return rtcpParameters.mux=mux.length>0,rtcpParameters},SDPUtils.parseMsid=function(mediaSection){var parts,spec=SDPUtils.matchPrefix(mediaSection,"a=msid:");if(1===spec.length)return parts=spec[0].substr(7).split(" "),{stream:parts[0],track:parts[1]};var planB=SDPUtils.matchPrefix(mediaSection,"a=ssrc:").map(function(line){return SDPUtils.parseSsrcMedia(line)}).filter(function(parts){return"msid"===parts.attribute});return planB.length>0?(parts=planB[0].value.split(" "),{stream:parts[0],track:parts[1]}):void 0},SDPUtils.writeSessionBoilerplate=function(){return"v=0\r\no=thisisadapterortc 8169639915646943137 2 IN IP4 127.0.0.1\r\ns=-\r\nt=0 0\r\n"},SDPUtils.writeMediaSection=function(transceiver,caps,type,stream){var sdp=SDPUtils.writeRtpDescription(transceiver.kind,caps);if(sdp+=SDPUtils.writeIceParameters(transceiver.iceGatherer.getLocalParameters()),sdp+=SDPUtils.writeDtlsParameters(transceiver.dtlsTransport.getLocalParameters(),"offer"===type?"actpass":"active"),sdp+="a=mid:"+transceiver.mid+"\r\n",transceiver.rtpSender&&transceiver.rtpReceiver?sdp+="a=sendrecv\r\n":transceiver.rtpSender?sdp+="a=sendonly\r\n":transceiver.rtpReceiver?sdp+="a=recvonly\r\n":sdp+="a=inactive\r\n",transceiver.rtpSender){var msid="msid:"+stream.id+" "+transceiver.rtpSender.track.id+"\r\n";sdp+="a="+msid,sdp+="a=ssrc:"+transceiver.sendEncodingParameters[0].ssrc+" "+msid,transceiver.sendEncodingParameters[0].rtx&&(sdp+="a=ssrc:"+transceiver.sendEncodingParameters[0].rtx.ssrc+" "+msid,sdp+="a=ssrc-group:FID "+transceiver.sendEncodingParameters[0].ssrc+" "+transceiver.sendEncodingParameters[0].rtx.ssrc+"\r\n")}return sdp+="a=ssrc:"+transceiver.sendEncodingParameters[0].ssrc+" cname:"+SDPUtils.localCName+"\r\n",transceiver.rtpSender&&transceiver.sendEncodingParameters[0].rtx&&(sdp+="a=ssrc:"+transceiver.sendEncodingParameters[0].rtx.ssrc+" cname:"+SDPUtils.localCName+"\r\n"),sdp},SDPUtils.getDirection=function(mediaSection,sessionpart){for(var lines=SDPUtils.splitLines(mediaSection),i=0;i0&&"function"==typeof selector)return origGetStats(selector,successCallback);var fixChromeStats_=function(response){var standardReport={};return response.result().forEach(function(report){var standardStats={id:report.id,timestamp:report.timestamp,type:report.type};report.names().forEach(function(name){standardStats[name]=report.stat(name)}),standardReport[standardStats.id]=standardStats}),standardReport},makeMapStats=function(stats,legacyStats){var map=new Map(Object.keys(stats).map(function(key){return[key,stats[key]]}));return legacyStats=legacyStats||stats,Object.keys(legacyStats).forEach(function(key){map[key]=legacyStats[key]}),map};if(arguments.length>=2){var successCallbackWrapper_=function(response){args[1](makeMapStats(fixChromeStats_(response)))};return origGetStats.apply(this,[successCallbackWrapper_,arguments[0]])}return new Promise(function(resolve,reject){1===args.length&&"object"==typeof selector?origGetStats.apply(self,[function(response){resolve(makeMapStats(fixChromeStats_(response)))},reject]):origGetStats.apply(self,[function(response){resolve(makeMapStats(fixChromeStats_(response),response.result()))},reject])}).then(successCallback,errorCallback)},pc},window.RTCPeerConnection.prototype=webkitRTCPeerConnection.prototype,webkitRTCPeerConnection.generateCertificate&&Object.defineProperty(window.RTCPeerConnection,"generateCertificate",{get:function(){return webkitRTCPeerConnection.generateCertificate}}),["createOffer","createAnswer"].forEach(function(method){var nativeMethod=webkitRTCPeerConnection.prototype[method];webkitRTCPeerConnection.prototype[method]=function(){var self=this;if(arguments.length<1||1===arguments.length&&"object"==typeof arguments[0]){var opts=1===arguments.length?arguments[0]:void 0;return new Promise(function(resolve,reject){nativeMethod.apply(self,[resolve,reject,opts])})}return nativeMethod.apply(this,arguments)}}),browserDetails.version<51&&["setLocalDescription","setRemoteDescription","addIceCandidate"].forEach(function(method){var nativeMethod=webkitRTCPeerConnection.prototype[method];webkitRTCPeerConnection.prototype[method]=function(){var args=arguments,self=this,promise=new Promise(function(resolve,reject){nativeMethod.apply(self,[args[0],resolve,reject])});return args.length<2?promise:promise.then(function(){args[1].apply(null,[])},function(err){args.length>=3&&args[2].apply(null,[err])})}}),["setLocalDescription","setRemoteDescription","addIceCandidate"].forEach(function(method){var nativeMethod=webkitRTCPeerConnection.prototype[method];webkitRTCPeerConnection.prototype[method]=function(){return arguments[0]=new("addIceCandidate"===method?RTCIceCandidate:RTCSessionDescription)(arguments[0]),nativeMethod.apply(this,arguments)}});var nativeAddIceCandidate=RTCPeerConnection.prototype.addIceCandidate;RTCPeerConnection.prototype.addIceCandidate=function(){return null===arguments[0]?Promise.resolve():nativeAddIceCandidate.apply(this,arguments)}}};module.exports={shimMediaStream:chromeShim.shimMediaStream,shimOnTrack:chromeShim.shimOnTrack,shimSourceObject:chromeShim.shimSourceObject,shimPeerConnection:chromeShim.shimPeerConnection,shimGetUserMedia:requirecopy("./getusermedia")}},{"../utils.js":10,"./getusermedia":4}],4:[function(requirecopy,module,exports){"use strict";var logging=requirecopy("../utils.js").log;module.exports=function(){var constraintsToChrome_=function(c){if("object"!=typeof c||c.mandatory||c.optional)return c;var cc={};return Object.keys(c).forEach(function(key){if("require"!==key&&"advanced"!==key&&"mediaSource"!==key){var r="object"==typeof c[key]?c[key]:{ideal:c[key]};void 0!==r.exact&&"number"==typeof r.exact&&(r.min=r.max=r.exact);var oldname_=function(prefix,name){return prefix?prefix+name.charAt(0).toUpperCase()+name.slice(1):"deviceId"===name?"sourceId":name};if(void 0!==r.ideal){cc.optional=cc.optional||[];var oc={};"number"==typeof r.ideal?(oc[oldname_("min",key)]=r.ideal,cc.optional.push(oc),oc={},oc[oldname_("max",key)]=r.ideal,cc.optional.push(oc)):(oc[oldname_("",key)]=r.ideal,cc.optional.push(oc))}void 0!==r.exact&&"number"!=typeof r.exact?(cc.mandatory=cc.mandatory||{},cc.mandatory[oldname_("",key)]=r.exact):["min","max"].forEach(function(mix){void 0!==r[mix]&&(cc.mandatory=cc.mandatory||{},cc.mandatory[oldname_(mix,key)]=r[mix])})}}),c.advanced&&(cc.optional=(cc.optional||[]).concat(c.advanced)),cc},shimConstraints_=function(constraints,func){if(constraints=JSON.parse(JSON.stringify(constraints)),constraints&&constraints.audio&&(constraints.audio=constraintsToChrome_(constraints.audio)),constraints&&"object"==typeof constraints.video){var face=constraints.video.facingMode;if((face=face&&("object"==typeof face?face:{ideal:face}))&&("user"===face.exact||"environment"===face.exact||"user"===face.ideal||"environment"===face.ideal)&&(!navigator.mediaDevices.getSupportedConstraints||!navigator.mediaDevices.getSupportedConstraints().facingMode)&&(delete constraints.video.facingMode,"environment"===face.exact||"environment"===face.ideal))return navigator.mediaDevices.enumerateDevices().then(function(devices){devices=devices.filter(function(d){return"videoinput"===d.kind});var back=devices.find(function(d){return-1!==d.label.toLowerCase().indexOf("back")})||devices.length&&devices[devices.length-1];return back&&(constraints.video.deviceId=face.exact?{exact:back.deviceId}:{ideal:back.deviceId}),constraints.video=constraintsToChrome_(constraints.video),logging("chrome: "+JSON.stringify(constraints)),func(constraints)});constraints.video=constraintsToChrome_(constraints.video)}return logging("chrome: "+JSON.stringify(constraints)),func(constraints)},shimError_=function(e){return{name:{PermissionDeniedError:"NotAllowedError",ConstraintNotSatisfiedError:"OverconstrainedError"}[e.name]||e.name,message:e.message,constraint:e.constraintName,toString:function(){return this.name+(this.message&&": ")+this.message}}},getUserMedia_=function(constraints,onSuccess,onError){shimConstraints_(constraints,function(c){navigator.webkitGetUserMedia(c,onSuccess,function(e){onError(shimError_(e))})})};navigator.getUserMedia=getUserMedia_;var getUserMediaPromise_=function(constraints){return new Promise(function(resolve,reject){navigator.getUserMedia(constraints,resolve,reject)})};if(navigator.mediaDevices||(navigator.mediaDevices={getUserMedia:getUserMediaPromise_,enumerateDevices:function(){return new Promise(function(resolve){var kinds={audio:"audioinput",video:"videoinput"};return MediaStreamTrack.getSources(function(devices){resolve(devices.map(function(device){return{label:device.label,kind:kinds[device.kind],deviceId:device.id,groupId:""}}))})})}}),navigator.mediaDevices.getUserMedia){var origGetUserMedia=navigator.mediaDevices.getUserMedia.bind(navigator.mediaDevices);navigator.mediaDevices.getUserMedia=function(cs){return shimConstraints_(cs,function(c){return origGetUserMedia(c).catch(function(e){return Promise.reject(shimError_(e))})})}}else navigator.mediaDevices.getUserMedia=function(constraints){return getUserMediaPromise_(constraints)};void 0===navigator.mediaDevices.addEventListener&&(navigator.mediaDevices.addEventListener=function(){logging("Dummy mediaDevices.addEventListener called.")}),void 0===navigator.mediaDevices.removeEventListener&&(navigator.mediaDevices.removeEventListener=function(){logging("Dummy mediaDevices.removeEventListener called.")})}},{"../utils.js":10}],5:[function(requirecopy,module,exports){"use strict";var SDPUtils=requirecopy("sdp"),browserDetails=requirecopy("../utils").browserDetails,edgeShim={shimPeerConnection:function(){window.RTCIceGatherer&&(window.RTCIceCandidate||(window.RTCIceCandidate=function(args){return args}),window.RTCSessionDescription||(window.RTCSessionDescription=function(args){return args})),window.RTCPeerConnection=function(config){var self=this,_eventTarget=document.createDocumentFragment();if(["addEventListener","removeEventListener","dispatchEvent"].forEach(function(method){self[method]=_eventTarget[method].bind(_eventTarget)}),this.onicecandidate=null,this.onaddstream=null,this.ontrack=null,this.onremovestream=null,this.onsignalingstatechange=null,this.oniceconnectionstatechange=null,this.onnegotiationneeded=null,this.ondatachannel=null,this.localStreams=[],this.remoteStreams=[],this.getLocalStreams=function(){return self.localStreams},this.getRemoteStreams=function(){return self.remoteStreams},this.localDescription=new RTCSessionDescription({type:"",sdp:""}),this.remoteDescription=new RTCSessionDescription({type:"",sdp:""}),this.signalingState="stable",this.iceConnectionState="new",this.iceGatheringState="new",this.iceOptions={gatherPolicy:"all",iceServers:[]},config&&config.iceTransportPolicy)switch(config.iceTransportPolicy){case"all":case"relay":this.iceOptions.gatherPolicy=config.iceTransportPolicy;break;case"none":throw new TypeError('iceTransportPolicy "none" not supported')}if(this.usingBundle=config&&"max-bundle"===config.bundlePolicy,config&&config.iceServers){var iceServers=JSON.parse(JSON.stringify(config.iceServers));this.iceOptions.iceServers=iceServers.filter(function(server){if(server&&server.urls){var urls=server.urls;return"string"==typeof urls&&(urls=[urls]),!!(urls=urls.filter(function(url){return 0===url.indexOf("turn:")&&-1!==url.indexOf("transport=udp")&&-1===url.indexOf("turn:[")||0===url.indexOf("stun:")&&browserDetails.version>=14393})[0])}return!1})}this.transceivers=[],this._localIceCandidatesBuffer=[]},window.RTCPeerConnection.prototype._emitBufferedCandidates=function(){var self=this,sections=SDPUtils.splitSections(self.localDescription.sdp);this._localIceCandidatesBuffer.forEach(function(event){if(event.candidate&&0!==Object.keys(event.candidate).length)-1===event.candidate.candidate.indexOf("typ endOfCandidates")&&(sections[event.candidate.sdpMLineIndex+1]+="a="+event.candidate.candidate+"\r\n");else for(var j=1;j-1&&(this.localStreams.splice(idx,1),this._maybeFireNegotiationNeeded())},window.RTCPeerConnection.prototype.getSenders=function(){return this.transceivers.filter(function(transceiver){return!!transceiver.rtpSender}).map(function(transceiver){return transceiver.rtpSender})},window.RTCPeerConnection.prototype.getReceivers=function(){return this.transceivers.filter(function(transceiver){return!!transceiver.rtpReceiver}).map(function(transceiver){return transceiver.rtpReceiver})},window.RTCPeerConnection.prototype._getCommonCapabilities=function(localCapabilities,remoteCapabilities){var commonCapabilities={codecs:[],headerExtensions:[],fecMechanisms:[]};return localCapabilities.codecs.forEach(function(lCodec){for(var i=0;i0;sections.forEach(function(mediaSection,sdpMLineIndex){var transceiver=self.transceivers[sdpMLineIndex],iceGatherer=transceiver.iceGatherer,iceTransport=transceiver.iceTransport,dtlsTransport=transceiver.dtlsTransport,localCapabilities=transceiver.localCapabilities,remoteCapabilities=transceiver.remoteCapabilities;if("0"!==mediaSection.split("\n",1)[0].split(" ",2)[1]&&!transceiver.isDatachannel){var remoteIceParameters=SDPUtils.getIceParameters(mediaSection,sessionpart);if(isIceLite){var cands=SDPUtils.matchPrefix(mediaSection,"a=candidate:").map(function(cand){return SDPUtils.parseCandidate(cand)}).filter(function(cand){return"1"===cand.component});cands.length&&iceTransport.setRemoteCandidates(cands)}var remoteDtlsParameters=SDPUtils.getDtlsParameters(mediaSection,sessionpart);isIceLite&&(remoteDtlsParameters.role="server"),self.usingBundle&&0!==sdpMLineIndex||(iceTransport.start(iceGatherer,remoteIceParameters,isIceLite?"controlling":"controlled"),dtlsTransport.start(remoteDtlsParameters));var params=self._getCommonCapabilities(localCapabilities,remoteCapabilities);self._transceive(transceiver,params.codecs.length>0,!1)}})}switch(this.localDescription={type:description.type,sdp:description.sdp},description.type){case"offer":this._updateSignalingState("have-local-offer");break;case"answer":this._updateSignalingState("stable");break;default:throw new TypeError('unsupported type "'+description.type+'"')}var hasCallback=arguments.length>1&&"function"==typeof arguments[1];if(hasCallback){var cb=arguments[1];window.setTimeout(function(){cb(),"new"===self.iceGatheringState&&(self.iceGatheringState="gathering"),self._emitBufferedCandidates()},0)}var p=Promise.resolve();return p.then(function(){hasCallback||("new"===self.iceGatheringState&&(self.iceGatheringState="gathering"),window.setTimeout(self._emitBufferedCandidates.bind(self),500))}),p},window.RTCPeerConnection.prototype.setRemoteDescription=function(description){var self=this,stream=new MediaStream,receiverList=[],sections=SDPUtils.splitSections(description.sdp),sessionpart=sections.shift(),isIceLite=SDPUtils.matchPrefix(sessionpart,"a=ice-lite").length>0;switch(this.usingBundle=SDPUtils.matchPrefix(sessionpart,"a=group:BUNDLE ").length>0,sections.forEach(function(mediaSection,sdpMLineIndex){var lines=SDPUtils.splitLines(mediaSection),mline=lines[0].substr(2).split(" "),kind=mline[0],rejected="0"===mline[1],direction=SDPUtils.getDirection(mediaSection,sessionpart),mid=SDPUtils.matchPrefix(mediaSection,"a=mid:");if(mid=mid.length?mid[0].substr(6):SDPUtils.generateIdentifier(),"application"===kind&&"DTLS/SCTP"===mline[2])return void(self.transceivers[sdpMLineIndex]={mid:mid,isDatachannel:!0});var transceiver,iceGatherer,iceTransport,dtlsTransport,rtpSender,rtpReceiver,sendEncodingParameters,recvEncodingParameters,localCapabilities,track,remoteIceParameters,remoteDtlsParameters,remoteCapabilities=SDPUtils.parseRtpParameters(mediaSection);rejected||(remoteIceParameters=SDPUtils.getIceParameters(mediaSection,sessionpart),remoteDtlsParameters=SDPUtils.getDtlsParameters(mediaSection,sessionpart),remoteDtlsParameters.role="client"),recvEncodingParameters=SDPUtils.parseRtpEncodingParameters(mediaSection);var cname,remoteSsrc=SDPUtils.matchPrefix(mediaSection,"a=ssrc:").map(function(line){return SDPUtils.parseSsrcMedia(line)}).filter(function(obj){return"cname"===obj.attribute})[0];remoteSsrc&&(cname=remoteSsrc.value);var isComplete=SDPUtils.matchPrefix(mediaSection,"a=end-of-candidates",sessionpart).length>0,cands=SDPUtils.matchPrefix(mediaSection,"a=candidate:").map(function(cand){return SDPUtils.parseCandidate(cand)}).filter(function(cand){return"1"===cand.component});if("offer"!==description.type||rejected)"answer"!==description.type||rejected||(transceiver=self.transceivers[sdpMLineIndex],iceGatherer=transceiver.iceGatherer,iceTransport=transceiver.iceTransport,dtlsTransport=transceiver.dtlsTransport,rtpSender=transceiver.rtpSender,rtpReceiver=transceiver.rtpReceiver,sendEncodingParameters=transceiver.sendEncodingParameters,localCapabilities=transceiver.localCapabilities,self.transceivers[sdpMLineIndex].recvEncodingParameters=recvEncodingParameters,self.transceivers[sdpMLineIndex].remoteCapabilities=remoteCapabilities,self.transceivers[sdpMLineIndex].cname=cname,(isIceLite||isComplete)&&cands.length&&iceTransport.setRemoteCandidates(cands),self.usingBundle&&0!==sdpMLineIndex||(iceTransport.start(iceGatherer,remoteIceParameters,"controlling"),dtlsTransport.start(remoteDtlsParameters)),self._transceive(transceiver,"sendrecv"===direction||"recvonly"===direction,"sendrecv"===direction||"sendonly"===direction),!rtpReceiver||"sendrecv"!==direction&&"sendonly"!==direction?delete transceiver.rtpReceiver:(track=rtpReceiver.track,receiverList.push([track,rtpReceiver]),stream.addTrack(track)));else{var transports=self.usingBundle&&sdpMLineIndex>0?{iceGatherer:self.transceivers[0].iceGatherer,iceTransport:self.transceivers[0].iceTransport,dtlsTransport:self.transceivers[0].dtlsTransport}:self._createIceAndDtlsTransports(mid,sdpMLineIndex);if(isComplete&&transports.iceTransport.setRemoteCandidates(cands),localCapabilities=RTCRtpReceiver.getCapabilities(kind),sendEncodingParameters=[{ssrc:1001*(2*sdpMLineIndex+2)}],rtpReceiver=new RTCRtpReceiver(transports.dtlsTransport,kind),track=rtpReceiver.track,receiverList.push([track,rtpReceiver]),stream.addTrack(track),self.localStreams.length>0&&self.localStreams[0].getTracks().length>=sdpMLineIndex){var localTrack;"audio"===kind?localTrack=self.localStreams[0].getAudioTracks()[0]:"video"===kind&&(localTrack=self.localStreams[0].getVideoTracks()[0]),localTrack&&(rtpSender=new RTCRtpSender(localTrack,transports.dtlsTransport))}self.transceivers[sdpMLineIndex]={iceGatherer:transports.iceGatherer,iceTransport:transports.iceTransport,dtlsTransport:transports.dtlsTransport,localCapabilities:localCapabilities,remoteCapabilities:remoteCapabilities,rtpSender:rtpSender,rtpReceiver:rtpReceiver,kind:kind,mid:mid,cname:cname,sendEncodingParameters:sendEncodingParameters,recvEncodingParameters:recvEncodingParameters},self._transceive(self.transceivers[sdpMLineIndex],!1,"sendrecv"===direction||"sendonly"===direction)}}),this.remoteDescription={type:description.type,sdp:description.sdp},description.type){case"offer":this._updateSignalingState("have-remote-offer");break;case"answer":this._updateSignalingState("stable");break;default:throw new TypeError('unsupported type "'+description.type+'"')}return stream.getTracks().length&&(self.remoteStreams.push(stream),window.setTimeout(function(){var event=new Event("addstream");event.stream=stream,self.dispatchEvent(event),null!==self.onaddstream&&window.setTimeout(function(){self.onaddstream(event)},0),receiverList.forEach(function(item){var track=item[0],receiver=item[1],trackEvent=new Event("track");trackEvent.track=track,trackEvent.receiver=receiver,trackEvent.streams=[stream],self.dispatchEvent(event),null!==self.ontrack&&window.setTimeout(function(){self.ontrack(trackEvent)},0)})},0)),arguments.length>1&&"function"==typeof arguments[1]&&window.setTimeout(arguments[1],0),Promise.resolve()},window.RTCPeerConnection.prototype.close=function(){this.transceivers.forEach(function(transceiver){transceiver.iceTransport&&transceiver.iceTransport.stop(),transceiver.dtlsTransport&&transceiver.dtlsTransport.stop(),transceiver.rtpSender&&transceiver.rtpSender.stop(),transceiver.rtpReceiver&&transceiver.rtpReceiver.stop()}),this._updateSignalingState("closed")},window.RTCPeerConnection.prototype._updateSignalingState=function(newState){ -this.signalingState=newState;var event=new Event("signalingstatechange");this.dispatchEvent(event),null!==this.onsignalingstatechange&&this.onsignalingstatechange(event)},window.RTCPeerConnection.prototype._maybeFireNegotiationNeeded=function(){var event=new Event("negotiationneeded");this.dispatchEvent(event),null!==this.onnegotiationneeded&&this.onnegotiationneeded(event)},window.RTCPeerConnection.prototype._updateConnectionState=function(){var newState,self=this,states={new:0,closed:0,connecting:0,checking:0,connected:0,completed:0,failed:0};if(this.transceivers.forEach(function(transceiver){states[transceiver.iceTransport.state]++,states[transceiver.dtlsTransport.state]++}),states.connected+=states.completed,newState="new",states.failed>0?newState="failed":states.connecting>0||states.checking>0?newState="connecting":states.disconnected>0?newState="disconnected":states.new>0?newState="new":(states.connected>0||states.completed>0)&&(newState="connected"),newState!==self.iceConnectionState){self.iceConnectionState=newState;var event=new Event("iceconnectionstatechange");this.dispatchEvent(event),null!==this.oniceconnectionstatechange&&this.oniceconnectionstatechange(event)}},window.RTCPeerConnection.prototype.createOffer=function(){var self=this;if(this._pendingOffer)throw new Error("createOffer called while there is a pending offer.");var offerOptions;1===arguments.length&&"function"!=typeof arguments[0]?offerOptions=arguments[0]:3===arguments.length&&(offerOptions=arguments[2]);var tracks=[],numAudioTracks=0,numVideoTracks=0;if(this.localStreams.length&&(numAudioTracks=this.localStreams[0].getAudioTracks().length,numVideoTracks=this.localStreams[0].getVideoTracks().length),offerOptions){if(offerOptions.mandatory||offerOptions.optional)throw new TypeError("Legacy mandatory/optional constraints not supported.");void 0!==offerOptions.offerToReceiveAudio&&(numAudioTracks=offerOptions.offerToReceiveAudio),void 0!==offerOptions.offerToReceiveVideo&&(numVideoTracks=offerOptions.offerToReceiveVideo)}for(this.localStreams.length&&this.localStreams[0].getTracks().forEach(function(track){tracks.push({kind:track.kind,track:track,wantReceive:"audio"===track.kind?numAudioTracks>0:numVideoTracks>0}),"audio"===track.kind?numAudioTracks--:"video"===track.kind&&numVideoTracks--});numAudioTracks>0||numVideoTracks>0;)numAudioTracks>0&&(tracks.push({kind:"audio",wantReceive:!0}),numAudioTracks--),numVideoTracks>0&&(tracks.push({kind:"video",wantReceive:!0}),numVideoTracks--);var sdp=SDPUtils.writeSessionBoilerplate(),transceivers=[];tracks.forEach(function(mline,sdpMLineIndex){var rtpSender,rtpReceiver,track=mline.track,kind=mline.kind,mid=SDPUtils.generateIdentifier(),transports=self.usingBundle&&sdpMLineIndex>0?{iceGatherer:transceivers[0].iceGatherer,iceTransport:transceivers[0].iceTransport,dtlsTransport:transceivers[0].dtlsTransport}:self._createIceAndDtlsTransports(mid,sdpMLineIndex),localCapabilities=RTCRtpSender.getCapabilities(kind),sendEncodingParameters=[{ssrc:1001*(2*sdpMLineIndex+1)}];track&&(rtpSender=new RTCRtpSender(track,transports.dtlsTransport)),mline.wantReceive&&(rtpReceiver=new RTCRtpReceiver(transports.dtlsTransport,kind)),transceivers[sdpMLineIndex]={iceGatherer:transports.iceGatherer,iceTransport:transports.iceTransport,dtlsTransport:transports.dtlsTransport,localCapabilities:localCapabilities,remoteCapabilities:null,rtpSender:rtpSender,rtpReceiver:rtpReceiver,kind:kind,mid:mid,sendEncodingParameters:sendEncodingParameters,recvEncodingParameters:null}}),this.usingBundle&&(sdp+="a=group:BUNDLE "+transceivers.map(function(t){return t.mid}).join(" ")+"\r\n"),tracks.forEach(function(mline,sdpMLineIndex){var transceiver=transceivers[sdpMLineIndex];sdp+=SDPUtils.writeMediaSection(transceiver,transceiver.localCapabilities,"offer",self.localStreams[0])}),this._pendingOffer=transceivers;var desc=new RTCSessionDescription({type:"offer",sdp:sdp});return arguments.length&&"function"==typeof arguments[0]&&window.setTimeout(arguments[0],0,desc),Promise.resolve(desc)},window.RTCPeerConnection.prototype.createAnswer=function(){var self=this,sdp=SDPUtils.writeSessionBoilerplate();this.usingBundle&&(sdp+="a=group:BUNDLE "+this.transceivers.map(function(t){return t.mid}).join(" ")+"\r\n"),this.transceivers.forEach(function(transceiver){if(transceiver.isDatachannel)return void(sdp+="m=application 0 DTLS/SCTP 5000\r\nc=IN IP4 0.0.0.0\r\na=mid:"+transceiver.mid+"\r\n");var commonCapabilities=self._getCommonCapabilities(transceiver.localCapabilities,transceiver.remoteCapabilities);sdp+=SDPUtils.writeMediaSection(transceiver,commonCapabilities,"answer",self.localStreams[0])});var desc=new RTCSessionDescription({type:"answer",sdp:sdp});return arguments.length&&"function"==typeof arguments[0]&&window.setTimeout(arguments[0],0,desc),Promise.resolve(desc)},window.RTCPeerConnection.prototype.addIceCandidate=function(candidate){if(null===candidate)this.transceivers.forEach(function(transceiver){transceiver.iceTransport.addRemoteCandidate({})});else{var mLineIndex=candidate.sdpMLineIndex;if(candidate.sdpMid)for(var i=0;i0?SDPUtils.parseCandidate(candidate.candidate):{};if("tcp"===cand.protocol&&(0===cand.port||9===cand.port))return;if("1"!==cand.component)return;"endOfCandidates"===cand.type&&(cand={}),transceiver.iceTransport.addRemoteCandidate(cand);var sections=SDPUtils.splitSections(this.remoteDescription.sdp);sections[mLineIndex+1]+=(cand.type?candidate.candidate.trim():"a=end-of-candidates")+"\r\n",this.remoteDescription.sdp=sections.join("")}}return arguments.length>1&&"function"==typeof arguments[1]&&window.setTimeout(arguments[1],0),Promise.resolve()},window.RTCPeerConnection.prototype.getStats=function(){var promises=[];this.transceivers.forEach(function(transceiver){["rtpSender","rtpReceiver","iceGatherer","iceTransport","dtlsTransport"].forEach(function(method){transceiver[method]&&promises.push(transceiver[method].getStats())})});var cb=arguments.length>1&&"function"==typeof arguments[1]&&arguments[1];return new Promise(function(resolve){var results=new Map;Promise.all(promises).then(function(res){res.forEach(function(result){Object.keys(result).forEach(function(id){results.set(id,result[id]),results[id]=result[id]})}),cb&&window.setTimeout(cb,0,results),resolve(results)})})}}};module.exports={shimPeerConnection:edgeShim.shimPeerConnection,shimGetUserMedia:requirecopy("./getusermedia")}},{"../utils":10,"./getusermedia":6,sdp:1}],6:[function(requirecopy,module,exports){"use strict";module.exports=function(){var shimError_=function(e){return{name:{PermissionDeniedError:"NotAllowedError"}[e.name]||e.name,message:e.message,constraint:e.constraint,toString:function(){return this.name}}},origGetUserMedia=navigator.mediaDevices.getUserMedia.bind(navigator.mediaDevices);navigator.mediaDevices.getUserMedia=function(c){return origGetUserMedia(c).catch(function(e){return Promise.reject(shimError_(e))})}}},{}],7:[function(requirecopy,module,exports){"use strict";var browserDetails=requirecopy("../utils").browserDetails,firefoxShim={shimOnTrack:function(){"object"!=typeof window||!window.RTCPeerConnection||"ontrack"in window.RTCPeerConnection.prototype||Object.defineProperty(window.RTCPeerConnection.prototype,"ontrack",{get:function(){return this._ontrack},set:function(f){this._ontrack&&(this.removeEventListener("track",this._ontrack),this.removeEventListener("addstream",this._ontrackpoly)),this.addEventListener("track",this._ontrack=f),this.addEventListener("addstream",this._ontrackpoly=function(e){e.stream.getTracks().forEach(function(track){var event=new Event("track");event.track=track,event.receiver={track:track},event.streams=[e.stream],this.dispatchEvent(event)}.bind(this))}.bind(this))}})},shimSourceObject:function(){"object"==typeof window&&(!window.HTMLMediaElement||"srcObject"in window.HTMLMediaElement.prototype||Object.defineProperty(window.HTMLMediaElement.prototype,"srcObject",{get:function(){return this.mozSrcObject},set:function(stream){this.mozSrcObject=stream}}))},shimPeerConnection:function(){if("object"==typeof window&&(window.RTCPeerConnection||window.mozRTCPeerConnection)){window.RTCPeerConnection||(window.RTCPeerConnection=function(pcConfig,pcConstraints){if(browserDetails.version<38&&pcConfig&&pcConfig.iceServers){for(var newIceServers=[],i=0;i=pos&&parseInt(match[pos],10)},detectBrowser:function(){var result={};if(result.browser=null,result.version=null,"undefined"==typeof window||!window.navigator)return result.browser="Not a browser.",result;if(navigator.mozGetUserMedia)result.browser="firefox",result.version=this.extractVersion(navigator.userAgent,/Firefox\/([0-9]+)\./,1);else if(navigator.webkitGetUserMedia)if(window.webkitRTCPeerConnection)result.browser="chrome",result.version=this.extractVersion(navigator.userAgent,/Chrom(e|ium)\/([0-9]+)\./,2);else{if(!navigator.userAgent.match(/Version\/(\d+).(\d+)/))return result.browser="Unsupported webkit-based browser with GUM support but no WebRTC support.",result;result.browser="safari",result.version=this.extractVersion(navigator.userAgent,/AppleWebKit\/([0-9]+)\./,1)}else{if(!navigator.mediaDevices||!navigator.userAgent.match(/Edge\/(\d+).(\d+)$/))return result.browser="Not a supported browser.",result;result.browser="edge",result.version=this.extractVersion(navigator.userAgent,/Edge\/(\d+).(\d+)$/,2)}return result}};module.exports={log:utils.log,disableLog:utils.disableLog,browserDetails:utils.detectBrowser(),extractVersion:utils.extractVersion}},{}]},{},[2])(2)}),AdapterJS.parseWebrtcDetectedBrowser(),navigator.mozGetUserMedia?(MediaStreamTrack.getSources=function(successCb){setTimeout(function(){successCb([{kind:"audio",id:"default",label:"",facing:""},{kind:"video",id:"default",label:"",facing:""}])},0)},attachMediaStream=function(element,stream){return element.srcObject=stream,element},reattachMediaStream=function(to,from){return to.srcObject=from.srcObject,to},createIceServer=function(url,username,password){var iceServer=null,urlParts=url.split(":");if(0===urlParts[0].indexOf("stun"))iceServer={urls:[url]};else if(0===urlParts[0].indexOf("turn"))if(webrtcDetectedVersion<27){var turnUrlParts=url.split("?");1!==turnUrlParts.length&&0!==turnUrlParts[1].indexOf("transport=udp")||(iceServer={urls:[turnUrlParts[0]],credential:password,username:username})}else iceServer={urls:[url],credential:password,username:username};return iceServer},createIceServers=function(urls,username,password){var iceServers=[];for(i=0;i=43?element.srcObject=stream:void 0!==element.src&&(element.src=URL.createObjectURL(stream)),element},reattachMediaStream=function(to,from){return webrtcDetectedVersion>=43?to.srcObject=from.srcObject:to.src=from.src,to},createIceServer=function(url,username,password){var iceServer=null,urlParts=url.split(":");return 0===urlParts[0].indexOf("stun")?iceServer={url:url}:0===urlParts[0].indexOf("turn")&&(iceServer={url:url,credential:password,username:username}),iceServer},createIceServers=function(urls,username,password){var iceServers=[];if(webrtcDetectedVersion>=34)iceServers={urls:urls,credential:password,username:username};else for(i=0;i38?element.srcObject=stream:void 0!==element.src&&(element.src=URL.createObjectURL(stream))}),attachMediaStream=function(element,stream){return"chrome"!==webrtcDetectedBrowser&&"opera"!==webrtcDetectedBrowser||stream?attachMediaStream_base(element,stream):element.src="",element},reattachMediaStream_base=reattachMediaStream,reattachMediaStream=function(to,from){return reattachMediaStream_base(to,from),to},window.attachMediaStream=attachMediaStream,window.reattachMediaStream=reattachMediaStream,window.getUserMedia=function(constraints,onSuccess,onFailure){navigator.getUserMedia(constraints,onSuccess,onFailure)},AdapterJS.attachMediaStream=attachMediaStream,AdapterJS.reattachMediaStream=reattachMediaStream,AdapterJS.getUserMedia=getUserMedia,"undefined"==typeof Promise&&(requestUserMedia=null),AdapterJS.maybeThroughWebRTCReady()),"undefined"!=typeof exports&&(module.exports=AdapterJS),AdapterJS.TEXT.EXTENSION={REQUIRE_INSTALLATION_FF:"To enable screensharing you need to install the Skylink WebRTC tools Firefox Add-on.",REQUIRE_INSTALLATION_CHROME:"To enable screensharing you need to install the Skylink WebRTC tools Chrome Extension.",REQUIRE_REFRESH:"Please refresh this page after the Skylink WebRTC tools extension has been installed.",BUTTON_FF:"Install Now",BUTTON_CHROME:"Go to Chrome Web Store"},AdapterJS.defineMediaSourcePolyfill=function(){var baseGetUserMedia=null,clone=function(obj){if(null===obj||"object"!=typeof obj)return obj;var copy=obj.constructor();for(var attr in obj)obj.hasOwnProperty(attr)&&(copy[attr]=obj[attr]);return copy};if(window.navigator.mozGetUserMedia?(baseGetUserMedia=window.navigator.getUserMedia,navigator.getUserMedia=function(constraints,successCb,failureCb){if(constraints&&constraints.video&&constraints.video.mediaSource){if("screen"!==constraints.video.mediaSource&&"window"!==constraints.video.mediaSource)return void failureCb(new Error('GetUserMedia: Only "screen" and "window" are supported as mediaSource constraints'));var updatedConstraints=clone(constraints);updatedConstraints.video.mozMediaSource=updatedConstraints.video.mediaSource;var checkIfReady=setInterval(function(){"complete"===document.readyState&&(clearInterval(checkIfReady),baseGetUserMedia(updatedConstraints,successCb,function(error){["NotAllowedError","PermissionDeniedError","SecurityError","NotAllowedError"].indexOf(error.name)>-1&&"https:"===window.parent.location.protocol?AdapterJS.renderNotificationBar(AdapterJS.TEXT.EXTENSION.REQUIRE_INSTALLATION_FF,AdapterJS.TEXT.EXTENSION.BUTTON_FF,function(e){window.open("https://addons.mozilla.org/en-US/firefox/addon/skylink-webrtc-tools/","_blank"),e.target&&e.target.parentElement&&e.target.nextElementSibling&&e.target.nextElementSibling.click&&e.target.nextElementSibling.click(),AdapterJS.renderNotificationBar(AdapterJS.TEXT.EXTENSION?AdapterJS.TEXT.EXTENSION.REQUIRE_REFRESH:AdapterJS.TEXT.REFRESH.REQUIRE_REFRESH,AdapterJS.TEXT.REFRESH.BUTTON,function(){window.open("javascript:location.reload()","_top")})}):failureCb(error)}))},1)}else baseGetUserMedia(constraints,successCb,failureCb)},AdapterJS.getUserMedia=window.getUserMedia=navigator.getUserMedia):window.navigator.webkitGetUserMedia&&"safari"!==window.webrtcDetectedBrowser?(baseGetUserMedia=window.navigator.getUserMedia,navigator.getUserMedia=function(constraints,successCb,failureCb){if(constraints&&constraints.video&&constraints.video.mediaSource){if("chrome"!==window.webrtcDetectedBrowser)return void failureCb(new Error("Current browser does not support screensharing"));var updatedConstraints=clone(constraints),chromeCallback=function(error,sourceId){error?failureCb("permission-denied"===error?new Error("Permission denied for screen retrieval"):new Error("Failed retrieving selected screen")):(updatedConstraints.video.mandatory=updatedConstraints.video.mandatory||{},updatedConstraints.video.mandatory.chromeMediaSource="desktop",updatedConstraints.video.mandatory.maxWidth=window.screen.width>1920?window.screen.width:1920,updatedConstraints.video.mandatory.maxHeight=window.screen.height>1080?window.screen.height:1080,sourceId&&(updatedConstraints.video.mandatory.chromeMediaSourceId=sourceId),delete updatedConstraints.video.mediaSource,baseGetUserMedia(updatedConstraints,successCb,failureCb))},onIFrameCallback=function(event){event.data&&(event.data.chromeMediaSourceId&&("PermissionDeniedError"===event.data.chromeMediaSourceId?chromeCallback("permission-denied"):chromeCallback(null,event.data.chromeMediaSourceId)),event.data.chromeExtensionStatus&&("not-installed"===event.data.chromeExtensionStatus?AdapterJS.renderNotificationBar(AdapterJS.TEXT.EXTENSION.REQUIRE_INSTALLATION_CHROME,AdapterJS.TEXT.EXTENSION.BUTTON_CHROME,function(e){window.open(event.data.data,"_blank"),e.target&&e.target.parentElement&&e.target.nextElementSibling&&e.target.nextElementSibling.click&&e.target.nextElementSibling.click(),AdapterJS.renderNotificationBar(AdapterJS.TEXT.EXTENSION?AdapterJS.TEXT.EXTENSION.REQUIRE_REFRESH:AdapterJS.TEXT.REFRESH.REQUIRE_REFRESH,AdapterJS.TEXT.REFRESH.BUTTON,function(){window.open("javascript:location.reload()","_top")})}):chromeCallback(event.data.chromeExtensionStatus,null)),window.removeEventListener("message",onIFrameCallback))};window.addEventListener("message",onIFrameCallback),postFrameMessage({captureSourceId:!0})}else baseGetUserMedia(constraints,successCb,failureCb)},AdapterJS.getUserMedia=window.getUserMedia=navigator.getUserMedia,navigator.mediaDevices.getUserMedia=function(constraints){return new Promise(function(resolve,reject){window.getUserMedia(constraints,resolve,reject)})}):navigator.mediaDevices&&navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)||(baseGetUserMedia=window.navigator.getUserMedia,navigator.getUserMedia=function(constraints,successCb,failureCb){if(constraints&&constraints.video&&constraints.video.mediaSource){var updatedConstraints=clone(constraints);AdapterJS.WebRTCPlugin.callWhenPluginReady(function(){if(!AdapterJS.WebRTCPlugin.plugin.HasScreensharingFeature||!AdapterJS.WebRTCPlugin.plugin.isScreensharingAvailable)return void failureCb(new Error("Your version of the WebRTC plugin does not support screensharing"));updatedConstraints.video.optional=updatedConstraints.video.optional||[],updatedConstraints.video.optional.push({sourceId:AdapterJS.WebRTCPlugin.plugin.screensharingKey||"Screensharing"}),delete updatedConstraints.video.mediaSource,baseGetUserMedia(updatedConstraints,successCb,failureCb)})}else baseGetUserMedia(constraints,successCb,failureCb)},AdapterJS.getUserMedia=getUserMedia=window.getUserMedia=navigator.getUserMedia,navigator.mediaDevices&&"undefined"!=typeof Promise&&(navigator.mediaDevices.getUserMedia=requestUserMedia)),"chrome"===window.webrtcDetectedBrowser){var iframe=document.createElement("iframe");iframe.onload=function(){iframe.isLoaded=!0},iframe.src="https://cdn.temasys.com.sg/skylink/extensions/detectRTC.html",iframe.style.display="none",(document.body||document.documentElement).appendChild(iframe);var postFrameMessage=function(object){if(object=object||{},!iframe.isLoaded)return void setTimeout(function(){iframe.contentWindow.postMessage(object,"*")},100);iframe.contentWindow.postMessage(object,"*")}}else window.webrtcDetectedBrowser},"function"!=typeof window.require&&AdapterJS.defineMediaSourcePolyfill(); \ No newline at end of file +(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.adapter = f()}})(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o 0 ? 'm=' + part : part).trim() + '\r\n'; + }); +}; + +// Returns lines that start with a certain prefix. +SDPUtils.matchPrefix = function(blob, prefix) { + return SDPUtils.splitLines(blob).filter(function(line) { + return line.indexOf(prefix) === 0; + }); +}; + +// Parses an ICE candidate line. Sample input: +// candidate:702786350 2 udp 41819902 8.8.8.8 60769 typ relay raddr 8.8.8.8 +// rport 55996" +SDPUtils.parseCandidate = function(line) { + var parts; + // Parse both variants. + if (line.indexOf('a=candidate:') === 0) { + parts = line.substring(12).split(' '); + } else { + parts = line.substring(10).split(' '); + } + + var candidate = { + foundation: parts[0], + component: parseInt(parts[1], 10), + protocol: parts[2].toLowerCase(), + priority: parseInt(parts[3], 10), + ip: parts[4], + port: parseInt(parts[5], 10), + // skip parts[6] == 'typ' + type: parts[7] + }; + + for (var i = 8; i < parts.length; i += 2) { + switch (parts[i]) { + case 'raddr': + candidate.relatedAddress = parts[i + 1]; + break; + case 'rport': + candidate.relatedPort = parseInt(parts[i + 1], 10); + break; + case 'tcptype': + candidate.tcpType = parts[i + 1]; + break; + default: // extension handling, in particular ufrag + candidate[parts[i]] = parts[i + 1]; + break; + } + } + return candidate; +}; + +// Translates a candidate object into SDP candidate attribute. +SDPUtils.writeCandidate = function(candidate) { + var sdp = []; + sdp.push(candidate.foundation); + sdp.push(candidate.component); + sdp.push(candidate.protocol.toUpperCase()); + sdp.push(candidate.priority); + sdp.push(candidate.ip); + sdp.push(candidate.port); + + var type = candidate.type; + sdp.push('typ'); + sdp.push(type); + if (type !== 'host' && candidate.relatedAddress && + candidate.relatedPort) { + sdp.push('raddr'); + sdp.push(candidate.relatedAddress); // was: relAddr + sdp.push('rport'); + sdp.push(candidate.relatedPort); // was: relPort + } + if (candidate.tcpType && candidate.protocol.toLowerCase() === 'tcp') { + sdp.push('tcptype'); + sdp.push(candidate.tcpType); + } + if (candidate.ufrag) { + sdp.push('ufrag'); + sdp.push(candidate.ufrag); + } + return 'candidate:' + sdp.join(' '); +}; + +// Parses an ice-options line, returns an array of option tags. +// a=ice-options:foo bar +SDPUtils.parseIceOptions = function(line) { + return line.substr(14).split(' '); +} + +// Parses an rtpmap line, returns RTCRtpCoddecParameters. Sample input: +// a=rtpmap:111 opus/48000/2 +SDPUtils.parseRtpMap = function(line) { + var parts = line.substr(9).split(' '); + var parsed = { + payloadType: parseInt(parts.shift(), 10) // was: id + }; + + parts = parts[0].split('/'); + + parsed.name = parts[0]; + parsed.clockRate = parseInt(parts[1], 10); // was: clockrate + // was: channels + parsed.numChannels = parts.length === 3 ? parseInt(parts[2], 10) : 1; + return parsed; +}; + +// Generate an a=rtpmap line from RTCRtpCodecCapability or +// RTCRtpCodecParameters. +SDPUtils.writeRtpMap = function(codec) { + var pt = codec.payloadType; + if (codec.preferredPayloadType !== undefined) { + pt = codec.preferredPayloadType; + } + return 'a=rtpmap:' + pt + ' ' + codec.name + '/' + codec.clockRate + + (codec.numChannels !== 1 ? '/' + codec.numChannels : '') + '\r\n'; +}; + +// Parses an a=extmap line (headerextension from RFC 5285). Sample input: +// a=extmap:2 urn:ietf:params:rtp-hdrext:toffset +// a=extmap:2/sendonly urn:ietf:params:rtp-hdrext:toffset +SDPUtils.parseExtmap = function(line) { + var parts = line.substr(9).split(' '); + return { + id: parseInt(parts[0], 10), + direction: parts[0].indexOf('/') > 0 ? parts[0].split('/')[1] : 'sendrecv', + uri: parts[1] + }; +}; + +// Generates a=extmap line from RTCRtpHeaderExtensionParameters or +// RTCRtpHeaderExtension. +SDPUtils.writeExtmap = function(headerExtension) { + return 'a=extmap:' + (headerExtension.id || headerExtension.preferredId) + + (headerExtension.direction && headerExtension.direction !== 'sendrecv' + ? '/' + headerExtension.direction + : '') + + ' ' + headerExtension.uri + '\r\n'; +}; + +// Parses an ftmp line, returns dictionary. Sample input: +// a=fmtp:96 vbr=on;cng=on +// Also deals with vbr=on; cng=on +SDPUtils.parseFmtp = function(line) { + var parsed = {}; + var kv; + var parts = line.substr(line.indexOf(' ') + 1).split(';'); + for (var j = 0; j < parts.length; j++) { + kv = parts[j].trim().split('='); + parsed[kv[0].trim()] = kv[1]; + } + return parsed; +}; + +// Generates an a=ftmp line from RTCRtpCodecCapability or RTCRtpCodecParameters. +SDPUtils.writeFmtp = function(codec) { + var line = ''; + var pt = codec.payloadType; + if (codec.preferredPayloadType !== undefined) { + pt = codec.preferredPayloadType; + } + if (codec.parameters && Object.keys(codec.parameters).length) { + var params = []; + Object.keys(codec.parameters).forEach(function(param) { + params.push(param + '=' + codec.parameters[param]); + }); + line += 'a=fmtp:' + pt + ' ' + params.join(';') + '\r\n'; + } + return line; +}; + +// Parses an rtcp-fb line, returns RTCPRtcpFeedback object. Sample input: +// a=rtcp-fb:98 nack rpsi +SDPUtils.parseRtcpFb = function(line) { + var parts = line.substr(line.indexOf(' ') + 1).split(' '); + return { + type: parts.shift(), + parameter: parts.join(' ') + }; +}; +// Generate a=rtcp-fb lines from RTCRtpCodecCapability or RTCRtpCodecParameters. +SDPUtils.writeRtcpFb = function(codec) { + var lines = ''; + var pt = codec.payloadType; + if (codec.preferredPayloadType !== undefined) { + pt = codec.preferredPayloadType; + } + if (codec.rtcpFeedback && codec.rtcpFeedback.length) { + // FIXME: special handling for trr-int? + codec.rtcpFeedback.forEach(function(fb) { + lines += 'a=rtcp-fb:' + pt + ' ' + fb.type + + (fb.parameter && fb.parameter.length ? ' ' + fb.parameter : '') + + '\r\n'; + }); + } + return lines; +}; + +// Parses an RFC 5576 ssrc media attribute. Sample input: +// a=ssrc:3735928559 cname:something +SDPUtils.parseSsrcMedia = function(line) { + var sp = line.indexOf(' '); + var parts = { + ssrc: parseInt(line.substr(7, sp - 7), 10) + }; + var colon = line.indexOf(':', sp); + if (colon > -1) { + parts.attribute = line.substr(sp + 1, colon - sp - 1); + parts.value = line.substr(colon + 1); + } else { + parts.attribute = line.substr(sp + 1); + } + return parts; +}; + +// Extracts the MID (RFC 5888) from a media section. +// returns the MID or undefined if no mid line was found. +SDPUtils.getMid = function(mediaSection) { + var mid = SDPUtils.matchPrefix(mediaSection, 'a=mid:')[0]; + if (mid) { + return mid.substr(6); + } +} + +SDPUtils.parseFingerprint = function(line) { + var parts = line.substr(14).split(' '); + return { + algorithm: parts[0].toLowerCase(), // algorithm is case-sensitive in Edge. + value: parts[1] + }; +}; + +// Extracts DTLS parameters from SDP media section or sessionpart. +// FIXME: for consistency with other functions this should only +// get the fingerprint line as input. See also getIceParameters. +SDPUtils.getDtlsParameters = function(mediaSection, sessionpart) { + var lines = SDPUtils.matchPrefix(mediaSection + sessionpart, + 'a=fingerprint:'); + // Note: a=setup line is ignored since we use the 'auto' role. + // Note2: 'algorithm' is not case sensitive except in Edge. + return { + role: 'auto', + fingerprints: lines.map(SDPUtils.parseFingerprint) + }; +}; + +// Serializes DTLS parameters to SDP. +SDPUtils.writeDtlsParameters = function(params, setupType) { + var sdp = 'a=setup:' + setupType + '\r\n'; + params.fingerprints.forEach(function(fp) { + sdp += 'a=fingerprint:' + fp.algorithm + ' ' + fp.value + '\r\n'; + }); + return sdp; +}; +// Parses ICE information from SDP media section or sessionpart. +// FIXME: for consistency with other functions this should only +// get the ice-ufrag and ice-pwd lines as input. +SDPUtils.getIceParameters = function(mediaSection, sessionpart) { + var lines = SDPUtils.splitLines(mediaSection); + // Search in session part, too. + lines = lines.concat(SDPUtils.splitLines(sessionpart)); + var iceParameters = { + usernameFragment: lines.filter(function(line) { + return line.indexOf('a=ice-ufrag:') === 0; + })[0].substr(12), + password: lines.filter(function(line) { + return line.indexOf('a=ice-pwd:') === 0; + })[0].substr(10) + }; + return iceParameters; +}; + +// Serializes ICE parameters to SDP. +SDPUtils.writeIceParameters = function(params) { + return 'a=ice-ufrag:' + params.usernameFragment + '\r\n' + + 'a=ice-pwd:' + params.password + '\r\n'; +}; + +// Parses the SDP media section and returns RTCRtpParameters. +SDPUtils.parseRtpParameters = function(mediaSection) { + var description = { + codecs: [], + headerExtensions: [], + fecMechanisms: [], + rtcp: [] + }; + var lines = SDPUtils.splitLines(mediaSection); + var mline = lines[0].split(' '); + for (var i = 3; i < mline.length; i++) { // find all codecs from mline[3..] + var pt = mline[i]; + var rtpmapline = SDPUtils.matchPrefix( + mediaSection, 'a=rtpmap:' + pt + ' ')[0]; + if (rtpmapline) { + var codec = SDPUtils.parseRtpMap(rtpmapline); + var fmtps = SDPUtils.matchPrefix( + mediaSection, 'a=fmtp:' + pt + ' '); + // Only the first a=fmtp: is considered. + codec.parameters = fmtps.length ? SDPUtils.parseFmtp(fmtps[0]) : {}; + codec.rtcpFeedback = SDPUtils.matchPrefix( + mediaSection, 'a=rtcp-fb:' + pt + ' ') + .map(SDPUtils.parseRtcpFb); + description.codecs.push(codec); + // parse FEC mechanisms from rtpmap lines. + switch (codec.name.toUpperCase()) { + case 'RED': + case 'ULPFEC': + description.fecMechanisms.push(codec.name.toUpperCase()); + break; + default: // only RED and ULPFEC are recognized as FEC mechanisms. + break; + } + } + } + SDPUtils.matchPrefix(mediaSection, 'a=extmap:').forEach(function(line) { + description.headerExtensions.push(SDPUtils.parseExtmap(line)); + }); + // FIXME: parse rtcp. + return description; +}; + +// Generates parts of the SDP media section describing the capabilities / +// parameters. +SDPUtils.writeRtpDescription = function(kind, caps) { + var sdp = ''; + + // Build the mline. + sdp += 'm=' + kind + ' '; + sdp += caps.codecs.length > 0 ? '9' : '0'; // reject if no codecs. + sdp += ' UDP/TLS/RTP/SAVPF '; + sdp += caps.codecs.map(function(codec) { + if (codec.preferredPayloadType !== undefined) { + return codec.preferredPayloadType; + } + return codec.payloadType; + }).join(' ') + '\r\n'; + + sdp += 'c=IN IP4 0.0.0.0\r\n'; + sdp += 'a=rtcp:9 IN IP4 0.0.0.0\r\n'; + + // Add a=rtpmap lines for each codec. Also fmtp and rtcp-fb. + caps.codecs.forEach(function(codec) { + sdp += SDPUtils.writeRtpMap(codec); + sdp += SDPUtils.writeFmtp(codec); + sdp += SDPUtils.writeRtcpFb(codec); + }); + var maxptime = 0; + caps.codecs.forEach(function(codec) { + if (codec.maxptime > maxptime) { + maxptime = codec.maxptime; + } + }); + if (maxptime > 0) { + sdp += 'a=maxptime:' + maxptime + '\r\n'; + } + sdp += 'a=rtcp-mux\r\n'; + + caps.headerExtensions.forEach(function(extension) { + sdp += SDPUtils.writeExtmap(extension); + }); + // FIXME: write fecMechanisms. + return sdp; +}; + +// Parses the SDP media section and returns an array of +// RTCRtpEncodingParameters. +SDPUtils.parseRtpEncodingParameters = function(mediaSection) { + var encodingParameters = []; + var description = SDPUtils.parseRtpParameters(mediaSection); + var hasRed = description.fecMechanisms.indexOf('RED') !== -1; + var hasUlpfec = description.fecMechanisms.indexOf('ULPFEC') !== -1; + + // filter a=ssrc:... cname:, ignore PlanB-msid + var ssrcs = SDPUtils.matchPrefix(mediaSection, 'a=ssrc:') + .map(function(line) { + return SDPUtils.parseSsrcMedia(line); + }) + .filter(function(parts) { + return parts.attribute === 'cname'; + }); + var primarySsrc = ssrcs.length > 0 && ssrcs[0].ssrc; + var secondarySsrc; + + var flows = SDPUtils.matchPrefix(mediaSection, 'a=ssrc-group:FID') + .map(function(line) { + var parts = line.split(' '); + parts.shift(); + return parts.map(function(part) { + return parseInt(part, 10); + }); + }); + if (flows.length > 0 && flows[0].length > 1 && flows[0][0] === primarySsrc) { + secondarySsrc = flows[0][1]; + } + + description.codecs.forEach(function(codec) { + if (codec.name.toUpperCase() === 'RTX' && codec.parameters.apt) { + var encParam = { + ssrc: primarySsrc, + codecPayloadType: parseInt(codec.parameters.apt, 10), + rtx: { + ssrc: secondarySsrc + } + }; + encodingParameters.push(encParam); + if (hasRed) { + encParam = JSON.parse(JSON.stringify(encParam)); + encParam.fec = { + ssrc: secondarySsrc, + mechanism: hasUlpfec ? 'red+ulpfec' : 'red' + }; + encodingParameters.push(encParam); + } + } + }); + if (encodingParameters.length === 0 && primarySsrc) { + encodingParameters.push({ + ssrc: primarySsrc + }); + } + + // we support both b=AS and b=TIAS but interpret AS as TIAS. + var bandwidth = SDPUtils.matchPrefix(mediaSection, 'b='); + if (bandwidth.length) { + if (bandwidth[0].indexOf('b=TIAS:') === 0) { + bandwidth = parseInt(bandwidth[0].substr(7), 10); + } else if (bandwidth[0].indexOf('b=AS:') === 0) { + // use formula from JSEP to convert b=AS to TIAS value. + bandwidth = parseInt(bandwidth[0].substr(5), 10) * 1000 * 0.95 + - (50 * 40 * 8); + } else { + bandwidth = undefined; + } + encodingParameters.forEach(function(params) { + params.maxBitrate = bandwidth; + }); + } + return encodingParameters; +}; + +// parses http://draft.ortc.org/#rtcrtcpparameters* +SDPUtils.parseRtcpParameters = function(mediaSection) { + var rtcpParameters = {}; + + var cname; + // Gets the first SSRC. Note that with RTX there might be multiple + // SSRCs. + var remoteSsrc = SDPUtils.matchPrefix(mediaSection, 'a=ssrc:') + .map(function(line) { + return SDPUtils.parseSsrcMedia(line); + }) + .filter(function(obj) { + return obj.attribute === 'cname'; + })[0]; + if (remoteSsrc) { + rtcpParameters.cname = remoteSsrc.value; + rtcpParameters.ssrc = remoteSsrc.ssrc; + } + + // Edge uses the compound attribute instead of reducedSize + // compound is !reducedSize + var rsize = SDPUtils.matchPrefix(mediaSection, 'a=rtcp-rsize'); + rtcpParameters.reducedSize = rsize.length > 0; + rtcpParameters.compound = rsize.length === 0; + + // parses the rtcp-mux attrіbute. + // Note that Edge does not support unmuxed RTCP. + var mux = SDPUtils.matchPrefix(mediaSection, 'a=rtcp-mux'); + rtcpParameters.mux = mux.length > 0; + + return rtcpParameters; +}; + +// parses either a=msid: or a=ssrc:... msid lines and returns +// the id of the MediaStream and MediaStreamTrack. +SDPUtils.parseMsid = function(mediaSection) { + var parts; + var spec = SDPUtils.matchPrefix(mediaSection, 'a=msid:'); + if (spec.length === 1) { + parts = spec[0].substr(7).split(' '); + return {stream: parts[0], track: parts[1]}; + } + var planB = SDPUtils.matchPrefix(mediaSection, 'a=ssrc:') + .map(function(line) { + return SDPUtils.parseSsrcMedia(line); + }) + .filter(function(parts) { + return parts.attribute === 'msid'; + }); + if (planB.length > 0) { + parts = planB[0].value.split(' '); + return {stream: parts[0], track: parts[1]}; + } +}; + +// Generate a session ID for SDP. +// https://tools.ietf.org/html/draft-ietf-rtcweb-jsep-20#section-5.2.1 +// recommends using a cryptographically random +ve 64-bit value +// but right now this should be acceptable and within the right range +SDPUtils.generateSessionId = function() { + return Math.random().toString().substr(2, 21); +}; + +// Write boilder plate for start of SDP +// sessId argument is optional - if not supplied it will +// be generated randomly +SDPUtils.writeSessionBoilerplate = function(sessId) { + var sessionId; + if (sessId) { + sessionId = sessId; + } else { + sessionId = SDPUtils.generateSessionId(); + } + // FIXME: sess-id should be an NTP timestamp. + return 'v=0\r\n' + + 'o=thisisadapterortc ' + sessionId + ' 2 IN IP4 127.0.0.1\r\n' + + 's=-\r\n' + + 't=0 0\r\n'; +}; + +SDPUtils.writeMediaSection = function(transceiver, caps, type, stream) { + var sdp = SDPUtils.writeRtpDescription(transceiver.kind, caps); + + // Map ICE parameters (ufrag, pwd) to SDP. + sdp += SDPUtils.writeIceParameters( + transceiver.iceGatherer.getLocalParameters()); + + // Map DTLS parameters to SDP. + sdp += SDPUtils.writeDtlsParameters( + transceiver.dtlsTransport.getLocalParameters(), + type === 'offer' ? 'actpass' : 'active'); + + sdp += 'a=mid:' + transceiver.mid + '\r\n'; + + if (transceiver.direction) { + sdp += 'a=' + transceiver.direction + '\r\n'; + } else if (transceiver.rtpSender && transceiver.rtpReceiver) { + sdp += 'a=sendrecv\r\n'; + } else if (transceiver.rtpSender) { + sdp += 'a=sendonly\r\n'; + } else if (transceiver.rtpReceiver) { + sdp += 'a=recvonly\r\n'; + } else { + sdp += 'a=inactive\r\n'; + } + + if (transceiver.rtpSender) { + // spec. + var msid = 'msid:' + stream.id + ' ' + + transceiver.rtpSender.track.id + '\r\n'; + sdp += 'a=' + msid; + + // for Chrome. + sdp += 'a=ssrc:' + transceiver.sendEncodingParameters[0].ssrc + + ' ' + msid; + if (transceiver.sendEncodingParameters[0].rtx) { + sdp += 'a=ssrc:' + transceiver.sendEncodingParameters[0].rtx.ssrc + + ' ' + msid; + sdp += 'a=ssrc-group:FID ' + + transceiver.sendEncodingParameters[0].ssrc + ' ' + + transceiver.sendEncodingParameters[0].rtx.ssrc + + '\r\n'; + } + } + // FIXME: this should be written by writeRtpDescription. + sdp += 'a=ssrc:' + transceiver.sendEncodingParameters[0].ssrc + + ' cname:' + SDPUtils.localCName + '\r\n'; + if (transceiver.rtpSender && transceiver.sendEncodingParameters[0].rtx) { + sdp += 'a=ssrc:' + transceiver.sendEncodingParameters[0].rtx.ssrc + + ' cname:' + SDPUtils.localCName + '\r\n'; + } + return sdp; +}; + +// Gets the direction from the mediaSection or the sessionpart. +SDPUtils.getDirection = function(mediaSection, sessionpart) { + // Look for sendrecv, sendonly, recvonly, inactive, default to sendrecv. + var lines = SDPUtils.splitLines(mediaSection); + for (var i = 0; i < lines.length; i++) { + switch (lines[i]) { + case 'a=sendrecv': + case 'a=sendonly': + case 'a=recvonly': + case 'a=inactive': + return lines[i].substr(2); + default: + // FIXME: What should happen here? + } + } + if (sessionpart) { + return SDPUtils.getDirection(sessionpart); + } + return 'sendrecv'; +}; + +SDPUtils.getKind = function(mediaSection) { + var lines = SDPUtils.splitLines(mediaSection); + var mline = lines[0].split(' '); + return mline[0].substr(2); +}; + +SDPUtils.isRejected = function(mediaSection) { + return mediaSection.split(' ', 2)[1] === '0'; +}; + +// Expose public methods. +module.exports = SDPUtils; + +},{}],2:[function(require,module,exports){ +(function (global){ +/* + * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. + */ + /* eslint-env node */ + +'use strict'; + +var adapterFactory = require('./adapter_factory.js'); +module.exports = adapterFactory({window: global.window}); + +}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {}) +},{"./adapter_factory.js":3}],3:[function(require,module,exports){ +/* + * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. + */ + /* eslint-env node */ + +'use strict'; + +// Shimming starts here. +module.exports = function(dependencies) { + var window = dependencies && dependencies.window; + + // Utils. + var utils = require('./utils'); + var logging = utils.log; + var browserDetails = utils.detectBrowser(window); + + // Export to the adapter global object visible in the browser. + var adapter = { + browserDetails: browserDetails, + extractVersion: utils.extractVersion, + disableLog: utils.disableLog, + disableWarnings: utils.disableWarnings + }; + + // Uncomment the line below if you want logging to occur, including logging + // for the switch statement below. Can also be turned on in the browser via + // adapter.disableLog(false), but then logging from the switch statement below + // will not appear. + // require('./utils').disableLog(false); + + // Browser shims. + var chromeShim = require('./chrome/chrome_shim') || null; + var edgeShim = require('./edge/edge_shim') || null; + var firefoxShim = require('./firefox/firefox_shim') || null; + var safariShim = require('./safari/safari_shim') || null; + + // Shim browser if found. + switch (browserDetails.browser) { + case 'chrome': + if (!chromeShim || !chromeShim.shimPeerConnection) { + logging('Chrome shim is not included in this adapter release.'); + return adapter; + } + logging('adapter.js shimming chrome.'); + // Export to the adapter global object visible in the browser. + adapter.browserShim = chromeShim; + + chromeShim.shimGetUserMedia(window); + chromeShim.shimMediaStream(window); + utils.shimCreateObjectURL(window); + chromeShim.shimSourceObject(window); + chromeShim.shimPeerConnection(window); + chromeShim.shimOnTrack(window); + chromeShim.shimGetSendersWithDtmf(window); + break; + case 'firefox': + if (!firefoxShim || !firefoxShim.shimPeerConnection) { + logging('Firefox shim is not included in this adapter release.'); + return adapter; + } + logging('adapter.js shimming firefox.'); + // Export to the adapter global object visible in the browser. + adapter.browserShim = firefoxShim; + + firefoxShim.shimGetUserMedia(window); + utils.shimCreateObjectURL(window); + firefoxShim.shimSourceObject(window); + firefoxShim.shimPeerConnection(window); + firefoxShim.shimOnTrack(window); + break; + case 'edge': + if (!edgeShim || !edgeShim.shimPeerConnection) { + logging('MS edge shim is not included in this adapter release.'); + return adapter; + } + logging('adapter.js shimming edge.'); + // Export to the adapter global object visible in the browser. + adapter.browserShim = edgeShim; + + edgeShim.shimGetUserMedia(window); + utils.shimCreateObjectURL(window); + edgeShim.shimPeerConnection(window); + edgeShim.shimReplaceTrack(window); + break; + case 'safari': + if (!safariShim) { + logging('Safari shim is not included in this adapter release.'); + return adapter; + } + logging('adapter.js shimming safari.'); + // Export to the adapter global object visible in the browser. + adapter.browserShim = safariShim; + // shim window.URL.createObjectURL Safari (technical preview) + utils.shimCreateObjectURL(window); + safariShim.shimRTCIceServerUrls(window); + safariShim.shimCallbacksAPI(window); + safariShim.shimLocalStreamsAPI(window); + safariShim.shimRemoteStreamsAPI(window); + safariShim.shimGetUserMedia(window); + break; + default: + logging('Unsupported browser!'); + break; + } + + return adapter; +}; + +},{"./chrome/chrome_shim":4,"./edge/edge_shim":6,"./firefox/firefox_shim":9,"./safari/safari_shim":11,"./utils":12}],4:[function(require,module,exports){ + +/* + * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. + */ + /* eslint-env node */ +'use strict'; +var utils = require('../utils.js'); +var logging = utils.log; + +var chromeShim = { + shimMediaStream: function(window) { + window.MediaStream = window.MediaStream || window.webkitMediaStream; + }, + + shimOnTrack: function(window) { + if (typeof window === 'object' && window.RTCPeerConnection && !('ontrack' in + window.RTCPeerConnection.prototype)) { + Object.defineProperty(window.RTCPeerConnection.prototype, 'ontrack', { + get: function() { + return this._ontrack; + }, + set: function(f) { + var self = this; + if (this._ontrack) { + this.removeEventListener('track', this._ontrack); + this.removeEventListener('addstream', this._ontrackpoly); + } + this.addEventListener('track', this._ontrack = f); + this.addEventListener('addstream', this._ontrackpoly = function(e) { + // onaddstream does not fire when a track is added to an existing + // stream. But stream.onaddtrack is implemented so we use that. + e.stream.addEventListener('addtrack', function(te) { + var receiver; + if (window.RTCPeerConnection.prototype.getReceivers) { + receiver = self.getReceivers().find(function(r) { + return r.track.id === te.track.id; + }); + } else { + receiver = {track: te.track}; + } + + var event = new Event('track'); + event.track = te.track; + event.receiver = receiver; + event.streams = [e.stream]; + self.dispatchEvent(event); + }); + e.stream.getTracks().forEach(function(track) { + var receiver; + if (window.RTCPeerConnection.prototype.getReceivers) { + receiver = self.getReceivers().find(function(r) { + return r.track.id === track.id; + }); + } else { + receiver = {track: track}; + } + var event = new Event('track'); + event.track = track; + event.receiver = receiver; + event.streams = [e.stream]; + this.dispatchEvent(event); + }.bind(this)); + }.bind(this)); + } + }); + } + }, + + shimGetSendersWithDtmf: function(window) { + if (typeof window === 'object' && window.RTCPeerConnection && + !('getSenders' in window.RTCPeerConnection.prototype) && + 'createDTMFSender' in window.RTCPeerConnection.prototype) { + window.RTCPeerConnection.prototype.getSenders = function() { + return this._senders || []; + }; + var origAddStream = window.RTCPeerConnection.prototype.addStream; + var origRemoveStream = window.RTCPeerConnection.prototype.removeStream; + + if (!window.RTCPeerConnection.prototype.addTrack) { + window.RTCPeerConnection.prototype.addTrack = function(track, stream) { + var pc = this; + if (pc.signalingState === 'closed') { + throw new DOMException( + 'The RTCPeerConnection\'s signalingState is \'closed\'.', + 'InvalidStateError'); + } + var streams = [].slice.call(arguments, 1); + if (streams.length !== 1 || + !streams[0].getTracks().find(function(t) { + return t === track; + })) { + // this is not fully correct but all we can manage without + // [[associated MediaStreams]] internal slot. + throw new DOMException( + 'The adapter.js addTrack polyfill only supports a single ' + + ' stream which is associated with the specified track.', + 'NotSupportedError'); + } + + pc._senders = pc._senders || []; + var alreadyExists = pc._senders.find(function(t) { + return t.track === track; + }); + if (alreadyExists) { + throw new DOMException('Track already exists.', + 'InvalidAccessError'); + } + + pc._streams = pc._streams || {}; + var oldStream = pc._streams[stream.id]; + if (oldStream) { + oldStream.addTrack(track); + pc.removeStream(oldStream); + pc.addStream(oldStream); + } else { + var newStream = new window.MediaStream([track]); + pc._streams[stream.id] = newStream; + pc.addStream(newStream); + } + + var sender = { + track: track, + get dtmf() { + if (this._dtmf === undefined) { + if (track.kind === 'audio') { + this._dtmf = pc.createDTMFSender(track); + } else { + this._dtmf = null; + } + } + return this._dtmf; + } + }; + pc._senders.push(sender); + return sender; + }; + } + window.RTCPeerConnection.prototype.addStream = function(stream) { + var pc = this; + pc._senders = pc._senders || []; + origAddStream.apply(pc, [stream]); + stream.getTracks().forEach(function(track) { + pc._senders.push({ + track: track, + get dtmf() { + if (this._dtmf === undefined) { + if (track.kind === 'audio') { + this._dtmf = pc.createDTMFSender(track); + } else { + this._dtmf = null; + } + } + return this._dtmf; + } + }); + }); + }; + + window.RTCPeerConnection.prototype.removeStream = function(stream) { + var pc = this; + pc._senders = pc._senders || []; + origRemoveStream.apply(pc, [stream]); + stream.getTracks().forEach(function(track) { + var sender = pc._senders.find(function(s) { + return s.track === track; + }); + if (sender) { + pc._senders.splice(pc._senders.indexOf(sender), 1); // remove sender + } + }); + }; + } else if (typeof window === 'object' && window.RTCPeerConnection && + 'getSenders' in window.RTCPeerConnection.prototype && + 'createDTMFSender' in window.RTCPeerConnection.prototype && + window.RTCRtpSender && + !('dtmf' in window.RTCRtpSender.prototype)) { + var origGetSenders = window.RTCPeerConnection.prototype.getSenders; + window.RTCPeerConnection.prototype.getSenders = function() { + var pc = this; + var senders = origGetSenders.apply(pc, []); + senders.forEach(function(sender) { + sender._pc = pc; + }); + return senders; + }; + + Object.defineProperty(window.RTCRtpSender.prototype, 'dtmf', { + get: function() { + if (this._dtmf === undefined) { + if (this.track.kind === 'audio') { + this._dtmf = this._pc.createDTMFSender(this.track); + } else { + this._dtmf = null; + } + } + return this._dtmf; + }, + }); + } + }, + + shimSourceObject: function(window) { + var URL = window && window.URL; + + if (typeof window === 'object') { + if (window.HTMLMediaElement && + !('srcObject' in window.HTMLMediaElement.prototype)) { + // Shim the srcObject property, once, when HTMLMediaElement is found. + Object.defineProperty(window.HTMLMediaElement.prototype, 'srcObject', { + get: function() { + return this._srcObject; + }, + set: function(stream) { + var self = this; + // Use _srcObject as a private property for this shim + this._srcObject = stream; + if (this.src) { + URL.revokeObjectURL(this.src); + } + + if (!stream) { + this.src = ''; + return undefined; + } + this.src = URL.createObjectURL(stream); + // We need to recreate the blob url when a track is added or + // removed. Doing it manually since we want to avoid a recursion. + stream.addEventListener('addtrack', function() { + if (self.src) { + URL.revokeObjectURL(self.src); + } + self.src = URL.createObjectURL(stream); + }); + stream.addEventListener('removetrack', function() { + if (self.src) { + URL.revokeObjectURL(self.src); + } + self.src = URL.createObjectURL(stream); + }); + } + }); + } + } + }, + + shimPeerConnection: function(window) { + var browserDetails = utils.detectBrowser(window); + + // The RTCPeerConnection object. + if (!window.RTCPeerConnection) { + window.RTCPeerConnection = function(pcConfig, pcConstraints) { + // Translate iceTransportPolicy to iceTransports, + // see https://code.google.com/p/webrtc/issues/detail?id=4869 + // this was fixed in M56 along with unprefixing RTCPeerConnection. + logging('PeerConnection'); + if (pcConfig && pcConfig.iceTransportPolicy) { + pcConfig.iceTransports = pcConfig.iceTransportPolicy; + } + + return new window.webkitRTCPeerConnection(pcConfig, pcConstraints); + }; + window.RTCPeerConnection.prototype = + window.webkitRTCPeerConnection.prototype; + // wrap static methods. Currently just generateCertificate. + if (window.webkitRTCPeerConnection.generateCertificate) { + Object.defineProperty(window.RTCPeerConnection, 'generateCertificate', { + get: function() { + return window.webkitRTCPeerConnection.generateCertificate; + } + }); + } + } else { + // migrate from non-spec RTCIceServer.url to RTCIceServer.urls + var OrigPeerConnection = window.RTCPeerConnection; + window.RTCPeerConnection = function(pcConfig, pcConstraints) { + if (pcConfig && pcConfig.iceServers) { + var newIceServers = []; + for (var i = 0; i < pcConfig.iceServers.length; i++) { + var server = pcConfig.iceServers[i]; + if (!server.hasOwnProperty('urls') && + server.hasOwnProperty('url')) { + console.warn('RTCIceServer.url is deprecated! Use urls instead.'); + server = JSON.parse(JSON.stringify(server)); + server.urls = server.url; + newIceServers.push(server); + } else { + newIceServers.push(pcConfig.iceServers[i]); + } + } + pcConfig.iceServers = newIceServers; + } + return new OrigPeerConnection(pcConfig, pcConstraints); + }; + window.RTCPeerConnection.prototype = OrigPeerConnection.prototype; + // wrap static methods. Currently just generateCertificate. + Object.defineProperty(window.RTCPeerConnection, 'generateCertificate', { + get: function() { + return OrigPeerConnection.generateCertificate; + } + }); + } + + var origGetStats = window.RTCPeerConnection.prototype.getStats; + window.RTCPeerConnection.prototype.getStats = function(selector, + successCallback, errorCallback) { + var self = this; + var args = arguments; + + // If selector is a function then we are in the old style stats so just + // pass back the original getStats format to avoid breaking old users. + if (arguments.length > 0 && typeof selector === 'function') { + return origGetStats.apply(this, arguments); + } + + // When spec-style getStats is supported, return those when called with + // either no arguments or the selector argument is null. + if (origGetStats.length === 0 && (arguments.length === 0 || + typeof arguments[0] !== 'function')) { + return origGetStats.apply(this, []); + } + + var fixChromeStats_ = function(response) { + var standardReport = {}; + var reports = response.result(); + reports.forEach(function(report) { + var standardStats = { + id: report.id, + timestamp: report.timestamp, + type: { + localcandidate: 'local-candidate', + remotecandidate: 'remote-candidate' + }[report.type] || report.type + }; + report.names().forEach(function(name) { + standardStats[name] = report.stat(name); + }); + standardReport[standardStats.id] = standardStats; + }); + + return standardReport; + }; + + // shim getStats with maplike support + var makeMapStats = function(stats) { + return new Map(Object.keys(stats).map(function(key) { + return [key, stats[key]]; + })); + }; + + if (arguments.length >= 2) { + var successCallbackWrapper_ = function(response) { + args[1](makeMapStats(fixChromeStats_(response))); + }; + + return origGetStats.apply(this, [successCallbackWrapper_, + arguments[0]]); + } + + // promise-support + return new Promise(function(resolve, reject) { + origGetStats.apply(self, [ + function(response) { + resolve(makeMapStats(fixChromeStats_(response))); + }, reject]); + }).then(successCallback, errorCallback); + }; + + // add promise support -- natively available in Chrome 51 + if (browserDetails.version < 51) { + ['setLocalDescription', 'setRemoteDescription', 'addIceCandidate'] + .forEach(function(method) { + var nativeMethod = window.RTCPeerConnection.prototype[method]; + window.RTCPeerConnection.prototype[method] = function() { + var args = arguments; + var self = this; + var promise = new Promise(function(resolve, reject) { + nativeMethod.apply(self, [args[0], resolve, reject]); + }); + if (args.length < 2) { + return promise; + } + return promise.then(function() { + args[1].apply(null, []); + }, + function(err) { + if (args.length >= 3) { + args[2].apply(null, [err]); + } + }); + }; + }); + } + + // promise support for createOffer and createAnswer. Available (without + // bugs) since M52: crbug/619289 + if (browserDetails.version < 52) { + ['createOffer', 'createAnswer'].forEach(function(method) { + var nativeMethod = window.RTCPeerConnection.prototype[method]; + window.RTCPeerConnection.prototype[method] = function() { + var self = this; + if (arguments.length < 1 || (arguments.length === 1 && + typeof arguments[0] === 'object')) { + var opts = arguments.length === 1 ? arguments[0] : undefined; + return new Promise(function(resolve, reject) { + nativeMethod.apply(self, [resolve, reject, opts]); + }); + } + return nativeMethod.apply(this, arguments); + }; + }); + } + + // shim implicit creation of RTCSessionDescription/RTCIceCandidate + ['setLocalDescription', 'setRemoteDescription', 'addIceCandidate'] + .forEach(function(method) { + var nativeMethod = window.RTCPeerConnection.prototype[method]; + window.RTCPeerConnection.prototype[method] = function() { + arguments[0] = new ((method === 'addIceCandidate') ? + window.RTCIceCandidate : + window.RTCSessionDescription)(arguments[0]); + return nativeMethod.apply(this, arguments); + }; + }); + + // support for addIceCandidate(null or undefined) + var nativeAddIceCandidate = + window.RTCPeerConnection.prototype.addIceCandidate; + window.RTCPeerConnection.prototype.addIceCandidate = function() { + if (!arguments[0]) { + if (arguments[1]) { + arguments[1].apply(null); + } + return Promise.resolve(); + } + return nativeAddIceCandidate.apply(this, arguments); + }; + } +}; + + +// Expose public methods. +module.exports = { + shimMediaStream: chromeShim.shimMediaStream, + shimOnTrack: chromeShim.shimOnTrack, + shimGetSendersWithDtmf: chromeShim.shimGetSendersWithDtmf, + shimSourceObject: chromeShim.shimSourceObject, + shimPeerConnection: chromeShim.shimPeerConnection, + shimGetUserMedia: require('./getusermedia') +}; + +},{"../utils.js":12,"./getusermedia":5}],5:[function(require,module,exports){ +/* + * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. + */ + /* eslint-env node */ +'use strict'; +var utils = require('../utils.js'); +var logging = utils.log; + +// Expose public methods. +module.exports = function(window) { + var browserDetails = utils.detectBrowser(window); + var navigator = window && window.navigator; + + var constraintsToChrome_ = function(c) { + if (typeof c !== 'object' || c.mandatory || c.optional) { + return c; + } + var cc = {}; + Object.keys(c).forEach(function(key) { + if (key === 'require' || key === 'advanced' || key === 'mediaSource') { + return; + } + var r = (typeof c[key] === 'object') ? c[key] : {ideal: c[key]}; + if (r.exact !== undefined && typeof r.exact === 'number') { + r.min = r.max = r.exact; + } + var oldname_ = function(prefix, name) { + if (prefix) { + return prefix + name.charAt(0).toUpperCase() + name.slice(1); + } + return (name === 'deviceId') ? 'sourceId' : name; + }; + if (r.ideal !== undefined) { + cc.optional = cc.optional || []; + var oc = {}; + if (typeof r.ideal === 'number') { + oc[oldname_('min', key)] = r.ideal; + cc.optional.push(oc); + oc = {}; + oc[oldname_('max', key)] = r.ideal; + cc.optional.push(oc); + } else { + oc[oldname_('', key)] = r.ideal; + cc.optional.push(oc); + } + } + if (r.exact !== undefined && typeof r.exact !== 'number') { + cc.mandatory = cc.mandatory || {}; + cc.mandatory[oldname_('', key)] = r.exact; + } else { + ['min', 'max'].forEach(function(mix) { + if (r[mix] !== undefined) { + cc.mandatory = cc.mandatory || {}; + cc.mandatory[oldname_(mix, key)] = r[mix]; + } + }); + } + }); + if (c.advanced) { + cc.optional = (cc.optional || []).concat(c.advanced); + } + return cc; + }; + + var shimConstraints_ = function(constraints, func) { + constraints = JSON.parse(JSON.stringify(constraints)); + if (constraints && typeof constraints.audio === 'object') { + var remap = function(obj, a, b) { + if (a in obj && !(b in obj)) { + obj[b] = obj[a]; + delete obj[a]; + } + }; + constraints = JSON.parse(JSON.stringify(constraints)); + remap(constraints.audio, 'autoGainControl', 'googAutoGainControl'); + remap(constraints.audio, 'noiseSuppression', 'googNoiseSuppression'); + constraints.audio = constraintsToChrome_(constraints.audio); + } + if (constraints && typeof constraints.video === 'object') { + // Shim facingMode for mobile & surface pro. + var face = constraints.video.facingMode; + face = face && ((typeof face === 'object') ? face : {ideal: face}); + var getSupportedFacingModeLies = browserDetails.version < 61; + + if ((face && (face.exact === 'user' || face.exact === 'environment' || + face.ideal === 'user' || face.ideal === 'environment')) && + !(navigator.mediaDevices.getSupportedConstraints && + navigator.mediaDevices.getSupportedConstraints().facingMode && + !getSupportedFacingModeLies)) { + delete constraints.video.facingMode; + var matches; + if (face.exact === 'environment' || face.ideal === 'environment') { + matches = ['back', 'rear']; + } else if (face.exact === 'user' || face.ideal === 'user') { + matches = ['front']; + } + if (matches) { + // Look for matches in label, or use last cam for back (typical). + return navigator.mediaDevices.enumerateDevices() + .then(function(devices) { + devices = devices.filter(function(d) { + return d.kind === 'videoinput'; + }); + var dev = devices.find(function(d) { + return matches.some(function(match) { + return d.label.toLowerCase().indexOf(match) !== -1; + }); + }); + if (!dev && devices.length && matches.indexOf('back') !== -1) { + dev = devices[devices.length - 1]; // more likely the back cam + } + if (dev) { + constraints.video.deviceId = face.exact ? {exact: dev.deviceId} : + {ideal: dev.deviceId}; + } + constraints.video = constraintsToChrome_(constraints.video); + logging('chrome: ' + JSON.stringify(constraints)); + return func(constraints); + }); + } + } + constraints.video = constraintsToChrome_(constraints.video); + } + logging('chrome: ' + JSON.stringify(constraints)); + return func(constraints); + }; + + var shimError_ = function(e) { + return { + name: { + PermissionDeniedError: 'NotAllowedError', + InvalidStateError: 'NotReadableError', + DevicesNotFoundError: 'NotFoundError', + ConstraintNotSatisfiedError: 'OverconstrainedError', + TrackStartError: 'NotReadableError', + MediaDeviceFailedDueToShutdown: 'NotReadableError', + MediaDeviceKillSwitchOn: 'NotReadableError' + }[e.name] || e.name, + message: e.message, + constraint: e.constraintName, + toString: function() { + return this.name + (this.message && ': ') + this.message; + } + }; + }; + + var getUserMedia_ = function(constraints, onSuccess, onError) { + shimConstraints_(constraints, function(c) { + navigator.webkitGetUserMedia(c, onSuccess, function(e) { + onError(shimError_(e)); + }); + }); + }; + + navigator.getUserMedia = getUserMedia_; + + // Returns the result of getUserMedia as a Promise. + var getUserMediaPromise_ = function(constraints) { + return new Promise(function(resolve, reject) { + navigator.getUserMedia(constraints, resolve, reject); + }); + }; + + if (!navigator.mediaDevices) { + navigator.mediaDevices = { + getUserMedia: getUserMediaPromise_, + enumerateDevices: function() { + return new Promise(function(resolve) { + var kinds = {audio: 'audioinput', video: 'videoinput'}; + return window.MediaStreamTrack.getSources(function(devices) { + resolve(devices.map(function(device) { + return {label: device.label, + kind: kinds[device.kind], + deviceId: device.id, + groupId: ''}; + })); + }); + }); + }, + getSupportedConstraints: function() { + return { + deviceId: true, echoCancellation: true, facingMode: true, + frameRate: true, height: true, width: true + }; + } + }; + } + + // A shim for getUserMedia method on the mediaDevices object. + // TODO(KaptenJansson) remove once implemented in Chrome stable. + if (!navigator.mediaDevices.getUserMedia) { + navigator.mediaDevices.getUserMedia = function(constraints) { + return getUserMediaPromise_(constraints); + }; + } else { + // Even though Chrome 45 has navigator.mediaDevices and a getUserMedia + // function which returns a Promise, it does not accept spec-style + // constraints. + var origGetUserMedia = navigator.mediaDevices.getUserMedia. + bind(navigator.mediaDevices); + navigator.mediaDevices.getUserMedia = function(cs) { + return shimConstraints_(cs, function(c) { + return origGetUserMedia(c).then(function(stream) { + if (c.audio && !stream.getAudioTracks().length || + c.video && !stream.getVideoTracks().length) { + stream.getTracks().forEach(function(track) { + track.stop(); + }); + throw new DOMException('', 'NotFoundError'); + } + return stream; + }, function(e) { + return Promise.reject(shimError_(e)); + }); + }); + }; + } + + // Dummy devicechange event methods. + // TODO(KaptenJansson) remove once implemented in Chrome stable. + if (typeof navigator.mediaDevices.addEventListener === 'undefined') { + navigator.mediaDevices.addEventListener = function() { + logging('Dummy mediaDevices.addEventListener called.'); + }; + } + if (typeof navigator.mediaDevices.removeEventListener === 'undefined') { + navigator.mediaDevices.removeEventListener = function() { + logging('Dummy mediaDevices.removeEventListener called.'); + }; + } +}; + +},{"../utils.js":12}],6:[function(require,module,exports){ +/* + * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. + */ + /* eslint-env node */ +'use strict'; + +var utils = require('../utils'); +var shimRTCPeerConnection = require('./rtcpeerconnection_shim'); + +module.exports = { + shimGetUserMedia: require('./getusermedia'), + shimPeerConnection: function(window) { + var browserDetails = utils.detectBrowser(window); + + if (window.RTCIceGatherer) { + // ORTC defines an RTCIceCandidate object but no constructor. + // Not implemented in Edge. + if (!window.RTCIceCandidate) { + window.RTCIceCandidate = function(args) { + return args; + }; + } + // ORTC does not have a session description object but + // other browsers (i.e. Chrome) that will support both PC and ORTC + // in the future might have this defined already. + if (!window.RTCSessionDescription) { + window.RTCSessionDescription = function(args) { + return args; + }; + } + // this adds an additional event listener to MediaStrackTrack that signals + // when a tracks enabled property was changed. Workaround for a bug in + // addStream, see below. No longer required in 15025+ + if (browserDetails.version < 15025) { + var origMSTEnabled = Object.getOwnPropertyDescriptor( + window.MediaStreamTrack.prototype, 'enabled'); + Object.defineProperty(window.MediaStreamTrack.prototype, 'enabled', { + set: function(value) { + origMSTEnabled.set.call(this, value); + var ev = new Event('enabled'); + ev.enabled = value; + this.dispatchEvent(ev); + } + }); + } + } + window.RTCPeerConnection = + shimRTCPeerConnection(window, browserDetails.version); + }, + shimReplaceTrack: function(window) { + // ORTC has replaceTrack -- https://github.com/w3c/ortc/issues/614 + if (window.RTCRtpSender && + !('replaceTrack' in window.RTCRtpSender.prototype)) { + window.RTCRtpSender.prototype.replaceTrack = + window.RTCRtpSender.prototype.setTrack; + } + } +}; + +},{"../utils":12,"./getusermedia":7,"./rtcpeerconnection_shim":8}],7:[function(require,module,exports){ +/* + * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. + */ + /* eslint-env node */ +'use strict'; + +// Expose public methods. +module.exports = function(window) { + var navigator = window && window.navigator; + + var shimError_ = function(e) { + return { + name: {PermissionDeniedError: 'NotAllowedError'}[e.name] || e.name, + message: e.message, + constraint: e.constraint, + toString: function() { + return this.name; + } + }; + }; + + // getUserMedia error shim. + var origGetUserMedia = navigator.mediaDevices.getUserMedia. + bind(navigator.mediaDevices); + navigator.mediaDevices.getUserMedia = function(c) { + return origGetUserMedia(c).catch(function(e) { + return Promise.reject(shimError_(e)); + }); + }; +}; + +},{}],8:[function(require,module,exports){ +/* + * Copyright (c) 2017 The WebRTC project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. + */ + /* eslint-env node */ +'use strict'; + +var SDPUtils = require('sdp'); + +// sort tracks such that they follow an a-v-a-v... +// pattern. +function sortTracks(tracks) { + var audioTracks = tracks.filter(function(track) { + return track.kind === 'audio'; + }); + var videoTracks = tracks.filter(function(track) { + return track.kind === 'video'; + }); + tracks = []; + while (audioTracks.length || videoTracks.length) { + if (audioTracks.length) { + tracks.push(audioTracks.shift()); + } + if (videoTracks.length) { + tracks.push(videoTracks.shift()); + } + } + return tracks; +} + +// Edge does not like +// 1) stun: +// 2) turn: that does not have all of turn:host:port?transport=udp +// 3) turn: with ipv6 addresses +// 4) turn: occurring muliple times +function filterIceServers(iceServers, edgeVersion) { + var hasTurn = false; + iceServers = JSON.parse(JSON.stringify(iceServers)); + return iceServers.filter(function(server) { + if (server && (server.urls || server.url)) { + var urls = server.urls || server.url; + if (server.url && !server.urls) { + console.warn('RTCIceServer.url is deprecated! Use urls instead.'); + } + var isString = typeof urls === 'string'; + if (isString) { + urls = [urls]; + } + urls = urls.filter(function(url) { + var validTurn = url.indexOf('turn:') === 0 && + url.indexOf('transport=udp') !== -1 && + url.indexOf('turn:[') === -1 && + !hasTurn; + + if (validTurn) { + hasTurn = true; + return true; + } + return url.indexOf('stun:') === 0 && edgeVersion >= 14393; + }); + + delete server.url; + server.urls = isString ? urls[0] : urls; + return !!urls.length; + } + return false; + }); +} + +// Determines the intersection of local and remote capabilities. +function getCommonCapabilities(localCapabilities, remoteCapabilities) { + var commonCapabilities = { + codecs: [], + headerExtensions: [], + fecMechanisms: [] + }; + + var findCodecByPayloadType = function(pt, codecs) { + pt = parseInt(pt, 10); + for (var i = 0; i < codecs.length; i++) { + if (codecs[i].payloadType === pt || + codecs[i].preferredPayloadType === pt) { + return codecs[i]; + } + } + }; + + var rtxCapabilityMatches = function(lRtx, rRtx, lCodecs, rCodecs) { + var lCodec = findCodecByPayloadType(lRtx.parameters.apt, lCodecs); + var rCodec = findCodecByPayloadType(rRtx.parameters.apt, rCodecs); + return lCodec && rCodec && + lCodec.name.toLowerCase() === rCodec.name.toLowerCase(); + }; + + localCapabilities.codecs.forEach(function(lCodec) { + for (var i = 0; i < remoteCapabilities.codecs.length; i++) { + var rCodec = remoteCapabilities.codecs[i]; + if (lCodec.name.toLowerCase() === rCodec.name.toLowerCase() && + lCodec.clockRate === rCodec.clockRate) { + if (lCodec.name.toLowerCase() === 'rtx' && + lCodec.parameters && rCodec.parameters.apt) { + // for RTX we need to find the local rtx that has a apt + // which points to the same local codec as the remote one. + if (!rtxCapabilityMatches(lCodec, rCodec, + localCapabilities.codecs, remoteCapabilities.codecs)) { + continue; + } + } + rCodec = JSON.parse(JSON.stringify(rCodec)); // deepcopy + // number of channels is the highest common number of channels + rCodec.numChannels = Math.min(lCodec.numChannels, + rCodec.numChannels); + // push rCodec so we reply with offerer payload type + commonCapabilities.codecs.push(rCodec); + + // determine common feedback mechanisms + rCodec.rtcpFeedback = rCodec.rtcpFeedback.filter(function(fb) { + for (var j = 0; j < lCodec.rtcpFeedback.length; j++) { + if (lCodec.rtcpFeedback[j].type === fb.type && + lCodec.rtcpFeedback[j].parameter === fb.parameter) { + return true; + } + } + return false; + }); + // FIXME: also need to determine .parameters + // see https://github.com/openpeer/ortc/issues/569 + break; + } + } + }); + + localCapabilities.headerExtensions.forEach(function(lHeaderExtension) { + for (var i = 0; i < remoteCapabilities.headerExtensions.length; + i++) { + var rHeaderExtension = remoteCapabilities.headerExtensions[i]; + if (lHeaderExtension.uri === rHeaderExtension.uri) { + commonCapabilities.headerExtensions.push(rHeaderExtension); + break; + } + } + }); + + // FIXME: fecMechanisms + return commonCapabilities; +} + +// is action=setLocalDescription with type allowed in signalingState +function isActionAllowedInSignalingState(action, type, signalingState) { + return { + offer: { + setLocalDescription: ['stable', 'have-local-offer'], + setRemoteDescription: ['stable', 'have-remote-offer'] + }, + answer: { + setLocalDescription: ['have-remote-offer', 'have-local-pranswer'], + setRemoteDescription: ['have-local-offer', 'have-remote-pranswer'] + } + }[type][action].indexOf(signalingState) !== -1; +} + +module.exports = function(window, edgeVersion) { + var RTCPeerConnection = function(config) { + var self = this; + + var _eventTarget = document.createDocumentFragment(); + ['addEventListener', 'removeEventListener', 'dispatchEvent'] + .forEach(function(method) { + self[method] = _eventTarget[method].bind(_eventTarget); + }); + + this.needNegotiation = false; + + this.onicecandidate = null; + this.onaddstream = null; + this.ontrack = null; + this.onremovestream = null; + this.onsignalingstatechange = null; + this.oniceconnectionstatechange = null; + this.onicegatheringstatechange = null; + this.onnegotiationneeded = null; + this.ondatachannel = null; + this.canTrickleIceCandidates = null; + + this.localStreams = []; + this.remoteStreams = []; + this.getLocalStreams = function() { + return self.localStreams; + }; + this.getRemoteStreams = function() { + return self.remoteStreams; + }; + + this.localDescription = new window.RTCSessionDescription({ + type: '', + sdp: '' + }); + this.remoteDescription = new window.RTCSessionDescription({ + type: '', + sdp: '' + }); + this.signalingState = 'stable'; + this.iceConnectionState = 'new'; + this.iceGatheringState = 'new'; + + this.iceOptions = { + gatherPolicy: 'all', + iceServers: [] + }; + if (config && config.iceTransportPolicy) { + switch (config.iceTransportPolicy) { + case 'all': + case 'relay': + this.iceOptions.gatherPolicy = config.iceTransportPolicy; + break; + default: + // don't set iceTransportPolicy. + break; + } + } + this.usingBundle = config && config.bundlePolicy === 'max-bundle'; + + if (config && config.iceServers) { + this.iceOptions.iceServers = filterIceServers(config.iceServers, + edgeVersion); + } + this._config = config || {}; + + // per-track iceGathers, iceTransports, dtlsTransports, rtpSenders, ... + // everything that is needed to describe a SDP m-line. + this.transceivers = []; + + // since the iceGatherer is currently created in createOffer but we + // must not emit candidates until after setLocalDescription we buffer + // them in this array. + this._localIceCandidatesBuffer = []; + + this._sdpSessionId = SDPUtils.generateSessionId(); + }; + + RTCPeerConnection.prototype._emitGatheringStateChange = function() { + var event = new Event('icegatheringstatechange'); + this.dispatchEvent(event); + if (this.onicegatheringstatechange !== null) { + this.onicegatheringstatechange(event); + } + }; + + RTCPeerConnection.prototype._emitBufferedCandidates = function() { + var self = this; + var sections = SDPUtils.splitSections(self.localDescription.sdp); + // FIXME: need to apply ice candidates in a way which is async but + // in-order + this._localIceCandidatesBuffer.forEach(function(event) { + var end = !event.candidate || Object.keys(event.candidate).length === 0; + if (end) { + for (var j = 1; j < sections.length; j++) { + if (sections[j].indexOf('\r\na=end-of-candidates\r\n') === -1) { + sections[j] += 'a=end-of-candidates\r\n'; + } + } + } else { + sections[event.candidate.sdpMLineIndex + 1] += + 'a=' + event.candidate.candidate + '\r\n'; + } + self.localDescription.sdp = sections.join(''); + self.dispatchEvent(event); + if (self.onicecandidate !== null) { + self.onicecandidate(event); + } + if (!event.candidate && self.iceGatheringState !== 'complete') { + var complete = self.transceivers.every(function(transceiver) { + return transceiver.iceGatherer && + transceiver.iceGatherer.state === 'completed'; + }); + if (complete && self.iceGatheringStateChange !== 'complete') { + self.iceGatheringState = 'complete'; + self._emitGatheringStateChange(); + } + } + }); + this._localIceCandidatesBuffer = []; + }; + + RTCPeerConnection.prototype.getConfiguration = function() { + return this._config; + }; + + // internal helper to create a transceiver object. + // (whih is not yet the same as the WebRTC 1.0 transceiver) + RTCPeerConnection.prototype._createTransceiver = function(kind) { + var hasBundleTransport = this.transceivers.length > 0; + var transceiver = { + track: null, + iceGatherer: null, + iceTransport: null, + dtlsTransport: null, + localCapabilities: null, + remoteCapabilities: null, + rtpSender: null, + rtpReceiver: null, + kind: kind, + mid: null, + sendEncodingParameters: null, + recvEncodingParameters: null, + stream: null, + wantReceive: true + }; + if (this.usingBundle && hasBundleTransport) { + transceiver.iceTransport = this.transceivers[0].iceTransport; + transceiver.dtlsTransport = this.transceivers[0].dtlsTransport; + } else { + var transports = this._createIceAndDtlsTransports(); + transceiver.iceTransport = transports.iceTransport; + transceiver.dtlsTransport = transports.dtlsTransport; + } + this.transceivers.push(transceiver); + return transceiver; + }; + + RTCPeerConnection.prototype.addTrack = function(track, stream) { + var transceiver; + for (var i = 0; i < this.transceivers.length; i++) { + if (!this.transceivers[i].track && + this.transceivers[i].kind === track.kind) { + transceiver = this.transceivers[i]; + } + } + if (!transceiver) { + transceiver = this._createTransceiver(track.kind); + } + + transceiver.track = track; + transceiver.stream = stream; + transceiver.rtpSender = new window.RTCRtpSender(track, + transceiver.dtlsTransport); + + this._maybeFireNegotiationNeeded(); + return transceiver.rtpSender; + }; + + RTCPeerConnection.prototype.addStream = function(stream) { + var self = this; + if (edgeVersion >= 15025) { + this.localStreams.push(stream); + stream.getTracks().forEach(function(track) { + self.addTrack(track, stream); + }); + } else { + // Clone is necessary for local demos mostly, attaching directly + // to two different senders does not work (build 10547). + // Fixed in 15025 (or earlier) + var clonedStream = stream.clone(); + stream.getTracks().forEach(function(track, idx) { + var clonedTrack = clonedStream.getTracks()[idx]; + track.addEventListener('enabled', function(event) { + clonedTrack.enabled = event.enabled; + }); + }); + clonedStream.getTracks().forEach(function(track) { + self.addTrack(track, clonedStream); + }); + this.localStreams.push(clonedStream); + } + this._maybeFireNegotiationNeeded(); + }; + + RTCPeerConnection.prototype.removeStream = function(stream) { + var idx = this.localStreams.indexOf(stream); + if (idx > -1) { + this.localStreams.splice(idx, 1); + this._maybeFireNegotiationNeeded(); + } + }; + + RTCPeerConnection.prototype.getSenders = function() { + return this.transceivers.filter(function(transceiver) { + return !!transceiver.rtpSender; + }) + .map(function(transceiver) { + return transceiver.rtpSender; + }); + }; + + RTCPeerConnection.prototype.getReceivers = function() { + return this.transceivers.filter(function(transceiver) { + return !!transceiver.rtpReceiver; + }) + .map(function(transceiver) { + return transceiver.rtpReceiver; + }); + }; + + // Create ICE gatherer and hook it up. + RTCPeerConnection.prototype._createIceGatherer = function(mid, + sdpMLineIndex) { + var self = this; + var iceGatherer = new window.RTCIceGatherer(self.iceOptions); + iceGatherer.onlocalcandidate = function(evt) { + var event = new Event('icecandidate'); + event.candidate = {sdpMid: mid, sdpMLineIndex: sdpMLineIndex}; + + var cand = evt.candidate; + var end = !cand || Object.keys(cand).length === 0; + // Edge emits an empty object for RTCIceCandidateComplete‥ + if (end) { + // polyfill since RTCIceGatherer.state is not implemented in + // Edge 10547 yet. + if (iceGatherer.state === undefined) { + iceGatherer.state = 'completed'; + } + } else { + // RTCIceCandidate doesn't have a component, needs to be added + cand.component = 1; + event.candidate.candidate = SDPUtils.writeCandidate(cand); + } + + // update local description. + var sections = SDPUtils.splitSections(self.localDescription.sdp); + if (!end) { + sections[event.candidate.sdpMLineIndex + 1] += + 'a=' + event.candidate.candidate + '\r\n'; + } else { + sections[event.candidate.sdpMLineIndex + 1] += + 'a=end-of-candidates\r\n'; + } + self.localDescription.sdp = sections.join(''); + var transceivers = self._pendingOffer ? self._pendingOffer : + self.transceivers; + var complete = transceivers.every(function(transceiver) { + return transceiver.iceGatherer && + transceiver.iceGatherer.state === 'completed'; + }); + + // Emit candidate if localDescription is set. + // Also emits null candidate when all gatherers are complete. + switch (self.iceGatheringState) { + case 'new': + if (!end) { + self._localIceCandidatesBuffer.push(event); + } + if (end && complete) { + self._localIceCandidatesBuffer.push( + new Event('icecandidate')); + } + break; + case 'gathering': + self._emitBufferedCandidates(); + if (!end) { + self.dispatchEvent(event); + if (self.onicecandidate !== null) { + self.onicecandidate(event); + } + } + if (complete) { + self.dispatchEvent(new Event('icecandidate')); + if (self.onicecandidate !== null) { + self.onicecandidate(new Event('icecandidate')); + } + self.iceGatheringState = 'complete'; + self._emitGatheringStateChange(); + } + break; + case 'complete': + // should not happen... currently! + break; + default: // no-op. + break; + } + }; + return iceGatherer; + }; + + // Create ICE transport and DTLS transport. + RTCPeerConnection.prototype._createIceAndDtlsTransports = function() { + var self = this; + var iceTransport = new window.RTCIceTransport(null); + iceTransport.onicestatechange = function() { + self._updateConnectionState(); + }; + + var dtlsTransport = new window.RTCDtlsTransport(iceTransport); + dtlsTransport.ondtlsstatechange = function() { + self._updateConnectionState(); + }; + dtlsTransport.onerror = function() { + // onerror does not set state to failed by itself. + Object.defineProperty(dtlsTransport, 'state', + {value: 'failed', writable: true}); + self._updateConnectionState(); + }; + + return { + iceTransport: iceTransport, + dtlsTransport: dtlsTransport + }; + }; + + // Destroy ICE gatherer, ICE transport and DTLS transport. + // Without triggering the callbacks. + RTCPeerConnection.prototype._disposeIceAndDtlsTransports = function( + sdpMLineIndex) { + var iceGatherer = this.transceivers[sdpMLineIndex].iceGatherer; + if (iceGatherer) { + delete iceGatherer.onlocalcandidate; + delete this.transceivers[sdpMLineIndex].iceGatherer; + } + var iceTransport = this.transceivers[sdpMLineIndex].iceTransport; + if (iceTransport) { + delete iceTransport.onicestatechange; + delete this.transceivers[sdpMLineIndex].iceTransport; + } + var dtlsTransport = this.transceivers[sdpMLineIndex].dtlsTransport; + if (dtlsTransport) { + delete dtlsTransport.ondtlssttatechange; + delete dtlsTransport.onerror; + delete this.transceivers[sdpMLineIndex].dtlsTransport; + } + }; + + // Start the RTP Sender and Receiver for a transceiver. + RTCPeerConnection.prototype._transceive = function(transceiver, + send, recv) { + var params = getCommonCapabilities(transceiver.localCapabilities, + transceiver.remoteCapabilities); + if (send && transceiver.rtpSender) { + params.encodings = transceiver.sendEncodingParameters; + params.rtcp = { + cname: SDPUtils.localCName, + compound: transceiver.rtcpParameters.compound + }; + if (transceiver.recvEncodingParameters.length) { + params.rtcp.ssrc = transceiver.recvEncodingParameters[0].ssrc; + } + transceiver.rtpSender.send(params); + } + if (recv && transceiver.rtpReceiver) { + // remove RTX field in Edge 14942 + if (transceiver.kind === 'video' + && transceiver.recvEncodingParameters + && edgeVersion < 15019) { + transceiver.recvEncodingParameters.forEach(function(p) { + delete p.rtx; + }); + } + params.encodings = transceiver.recvEncodingParameters; + params.rtcp = { + cname: transceiver.rtcpParameters.cname, + compound: transceiver.rtcpParameters.compound + }; + if (transceiver.sendEncodingParameters.length) { + params.rtcp.ssrc = transceiver.sendEncodingParameters[0].ssrc; + } + transceiver.rtpReceiver.receive(params); + } + }; + + RTCPeerConnection.prototype.setLocalDescription = function(description) { + var self = this; + + if (!isActionAllowedInSignalingState('setLocalDescription', + description.type, this.signalingState)) { + var e = new Error('Can not set local ' + description.type + + ' in state ' + this.signalingState); + e.name = 'InvalidStateError'; + if (arguments.length > 2 && typeof arguments[2] === 'function') { + window.setTimeout(arguments[2], 0, e); + } + return Promise.reject(e); + } + + var sections; + var sessionpart; + if (description.type === 'offer') { + // FIXME: What was the purpose of this empty if statement? + // if (!this._pendingOffer) { + // } else { + if (this._pendingOffer) { + // VERY limited support for SDP munging. Limited to: + // * changing the order of codecs + sections = SDPUtils.splitSections(description.sdp); + sessionpart = sections.shift(); + sections.forEach(function(mediaSection, sdpMLineIndex) { + var caps = SDPUtils.parseRtpParameters(mediaSection); + self._pendingOffer[sdpMLineIndex].localCapabilities = caps; + }); + this.transceivers = this._pendingOffer; + delete this._pendingOffer; + } + } else if (description.type === 'answer') { + sections = SDPUtils.splitSections(self.remoteDescription.sdp); + sessionpart = sections.shift(); + var isIceLite = SDPUtils.matchPrefix(sessionpart, + 'a=ice-lite').length > 0; + sections.forEach(function(mediaSection, sdpMLineIndex) { + var transceiver = self.transceivers[sdpMLineIndex]; + var iceGatherer = transceiver.iceGatherer; + var iceTransport = transceiver.iceTransport; + var dtlsTransport = transceiver.dtlsTransport; + var localCapabilities = transceiver.localCapabilities; + var remoteCapabilities = transceiver.remoteCapabilities; + + var rejected = SDPUtils.isRejected(mediaSection); + + if (!rejected && !transceiver.isDatachannel) { + var remoteIceParameters = SDPUtils.getIceParameters( + mediaSection, sessionpart); + var remoteDtlsParameters = SDPUtils.getDtlsParameters( + mediaSection, sessionpart); + if (isIceLite) { + remoteDtlsParameters.role = 'server'; + } + + if (!self.usingBundle || sdpMLineIndex === 0) { + iceTransport.start(iceGatherer, remoteIceParameters, + isIceLite ? 'controlling' : 'controlled'); + dtlsTransport.start(remoteDtlsParameters); + } + + // Calculate intersection of capabilities. + var params = getCommonCapabilities(localCapabilities, + remoteCapabilities); + + // Start the RTCRtpSender. The RTCRtpReceiver for this + // transceiver has already been started in setRemoteDescription. + self._transceive(transceiver, + params.codecs.length > 0, + false); + } + }); + } + + this.localDescription = { + type: description.type, + sdp: description.sdp + }; + switch (description.type) { + case 'offer': + this._updateSignalingState('have-local-offer'); + break; + case 'answer': + this._updateSignalingState('stable'); + break; + default: + throw new TypeError('unsupported type "' + description.type + + '"'); + } + + // If a success callback was provided, emit ICE candidates after it + // has been executed. Otherwise, emit callback after the Promise is + // resolved. + var hasCallback = arguments.length > 1 && + typeof arguments[1] === 'function'; + if (hasCallback) { + var cb = arguments[1]; + window.setTimeout(function() { + cb(); + if (self.iceGatheringState === 'new') { + self.iceGatheringState = 'gathering'; + self._emitGatheringStateChange(); + } + self._emitBufferedCandidates(); + }, 0); + } + var p = Promise.resolve(); + p.then(function() { + if (!hasCallback) { + if (self.iceGatheringState === 'new') { + self.iceGatheringState = 'gathering'; + self._emitGatheringStateChange(); + } + // Usually candidates will be emitted earlier. + window.setTimeout(self._emitBufferedCandidates.bind(self), 500); + } + }); + return p; + }; + + RTCPeerConnection.prototype.setRemoteDescription = function(description) { + var self = this; + + if (!isActionAllowedInSignalingState('setRemoteDescription', + description.type, this.signalingState)) { + var e = new Error('Can not set remote ' + description.type + + ' in state ' + this.signalingState); + e.name = 'InvalidStateError'; + if (arguments.length > 2 && typeof arguments[2] === 'function') { + window.setTimeout(arguments[2], 0, e); + } + return Promise.reject(e); + } + + var streams = {}; + var receiverList = []; + var sections = SDPUtils.splitSections(description.sdp); + var sessionpart = sections.shift(); + var isIceLite = SDPUtils.matchPrefix(sessionpart, + 'a=ice-lite').length > 0; + var usingBundle = SDPUtils.matchPrefix(sessionpart, + 'a=group:BUNDLE ').length > 0; + this.usingBundle = usingBundle; + var iceOptions = SDPUtils.matchPrefix(sessionpart, + 'a=ice-options:')[0]; + if (iceOptions) { + this.canTrickleIceCandidates = iceOptions.substr(14).split(' ') + .indexOf('trickle') >= 0; + } else { + this.canTrickleIceCandidates = false; + } + + sections.forEach(function(mediaSection, sdpMLineIndex) { + var lines = SDPUtils.splitLines(mediaSection); + var kind = SDPUtils.getKind(mediaSection); + var rejected = SDPUtils.isRejected(mediaSection); + var protocol = lines[0].substr(2).split(' ')[2]; + + var direction = SDPUtils.getDirection(mediaSection, sessionpart); + var remoteMsid = SDPUtils.parseMsid(mediaSection); + + var mid = SDPUtils.getMid(mediaSection) || SDPUtils.generateIdentifier(); + + // Reject datachannels which are not implemented yet. + if (kind === 'application' && protocol === 'DTLS/SCTP') { + self.transceivers[sdpMLineIndex] = { + mid: mid, + isDatachannel: true + }; + return; + } + + var transceiver; + var iceGatherer; + var iceTransport; + var dtlsTransport; + var rtpReceiver; + var sendEncodingParameters; + var recvEncodingParameters; + var localCapabilities; + + var track; + // FIXME: ensure the mediaSection has rtcp-mux set. + var remoteCapabilities = SDPUtils.parseRtpParameters(mediaSection); + var remoteIceParameters; + var remoteDtlsParameters; + if (!rejected) { + remoteIceParameters = SDPUtils.getIceParameters(mediaSection, + sessionpart); + remoteDtlsParameters = SDPUtils.getDtlsParameters(mediaSection, + sessionpart); + remoteDtlsParameters.role = 'client'; + } + recvEncodingParameters = + SDPUtils.parseRtpEncodingParameters(mediaSection); + + var rtcpParameters = SDPUtils.parseRtcpParameters(mediaSection); + + var isComplete = SDPUtils.matchPrefix(mediaSection, + 'a=end-of-candidates', sessionpart).length > 0; + var cands = SDPUtils.matchPrefix(mediaSection, 'a=candidate:') + .map(function(cand) { + return SDPUtils.parseCandidate(cand); + }) + .filter(function(cand) { + return cand.component === '1' || cand.component === 1; + }); + + // Check if we can use BUNDLE and dispose transports. + if ((description.type === 'offer' || description.type === 'answer') && + !rejected && usingBundle && sdpMLineIndex > 0 && + self.transceivers[sdpMLineIndex]) { + self._disposeIceAndDtlsTransports(sdpMLineIndex); + self.transceivers[sdpMLineIndex].iceGatherer = + self.transceivers[0].iceGatherer; + self.transceivers[sdpMLineIndex].iceTransport = + self.transceivers[0].iceTransport; + self.transceivers[sdpMLineIndex].dtlsTransport = + self.transceivers[0].dtlsTransport; + if (self.transceivers[sdpMLineIndex].rtpSender) { + self.transceivers[sdpMLineIndex].rtpSender.setTransport( + self.transceivers[0].dtlsTransport); + } + if (self.transceivers[sdpMLineIndex].rtpReceiver) { + self.transceivers[sdpMLineIndex].rtpReceiver.setTransport( + self.transceivers[0].dtlsTransport); + } + } + if (description.type === 'offer' && !rejected) { + transceiver = self.transceivers[sdpMLineIndex] || + self._createTransceiver(kind); + transceiver.mid = mid; + + if (!transceiver.iceGatherer) { + transceiver.iceGatherer = usingBundle && sdpMLineIndex > 0 ? + self.transceivers[0].iceGatherer : + self._createIceGatherer(mid, sdpMLineIndex); + } + + if (isComplete && (!usingBundle || sdpMLineIndex === 0)) { + transceiver.iceTransport.setRemoteCandidates(cands); + } + + localCapabilities = window.RTCRtpReceiver.getCapabilities(kind); + + // filter RTX until additional stuff needed for RTX is implemented + // in adapter.js + if (edgeVersion < 15019) { + localCapabilities.codecs = localCapabilities.codecs.filter( + function(codec) { + return codec.name !== 'rtx'; + }); + } + + sendEncodingParameters = [{ + ssrc: (2 * sdpMLineIndex + 2) * 1001 + }]; + + if (direction === 'sendrecv' || direction === 'sendonly') { + rtpReceiver = new window.RTCRtpReceiver(transceiver.dtlsTransport, + kind); + + track = rtpReceiver.track; + // FIXME: does not work with Plan B. + if (remoteMsid) { + if (!streams[remoteMsid.stream]) { + streams[remoteMsid.stream] = new window.MediaStream(); + Object.defineProperty(streams[remoteMsid.stream], 'id', { + get: function() { + return remoteMsid.stream; + } + }); + } + Object.defineProperty(track, 'id', { + get: function() { + return remoteMsid.track; + } + }); + streams[remoteMsid.stream].addTrack(track); + receiverList.push([track, rtpReceiver, + streams[remoteMsid.stream]]); + } else { + if (!streams.default) { + streams.default = new window.MediaStream(); + } + streams.default.addTrack(track); + receiverList.push([track, rtpReceiver, streams.default]); + } + } + + transceiver.localCapabilities = localCapabilities; + transceiver.remoteCapabilities = remoteCapabilities; + transceiver.rtpReceiver = rtpReceiver; + transceiver.rtcpParameters = rtcpParameters; + transceiver.sendEncodingParameters = sendEncodingParameters; + transceiver.recvEncodingParameters = recvEncodingParameters; + + // Start the RTCRtpReceiver now. The RTPSender is started in + // setLocalDescription. + self._transceive(self.transceivers[sdpMLineIndex], + false, + direction === 'sendrecv' || direction === 'sendonly'); + } else if (description.type === 'answer' && !rejected) { + transceiver = self.transceivers[sdpMLineIndex]; + iceGatherer = transceiver.iceGatherer; + iceTransport = transceiver.iceTransport; + dtlsTransport = transceiver.dtlsTransport; + rtpReceiver = transceiver.rtpReceiver; + sendEncodingParameters = transceiver.sendEncodingParameters; + localCapabilities = transceiver.localCapabilities; + + self.transceivers[sdpMLineIndex].recvEncodingParameters = + recvEncodingParameters; + self.transceivers[sdpMLineIndex].remoteCapabilities = + remoteCapabilities; + self.transceivers[sdpMLineIndex].rtcpParameters = rtcpParameters; + + if ((isIceLite || isComplete) && cands.length) { + iceTransport.setRemoteCandidates(cands); + } + if (!usingBundle || sdpMLineIndex === 0) { + iceTransport.start(iceGatherer, remoteIceParameters, + 'controlling'); + dtlsTransport.start(remoteDtlsParameters); + } + + self._transceive(transceiver, + direction === 'sendrecv' || direction === 'recvonly', + direction === 'sendrecv' || direction === 'sendonly'); + + if (rtpReceiver && + (direction === 'sendrecv' || direction === 'sendonly')) { + track = rtpReceiver.track; + if (remoteMsid) { + if (!streams[remoteMsid.stream]) { + streams[remoteMsid.stream] = new window.MediaStream(); + } + streams[remoteMsid.stream].addTrack(track); + receiverList.push([track, rtpReceiver, streams[remoteMsid.stream]]); + } else { + if (!streams.default) { + streams.default = new window.MediaStream(); + } + streams.default.addTrack(track); + receiverList.push([track, rtpReceiver, streams.default]); + } + } else { + // FIXME: actually the receiver should be created later. + delete transceiver.rtpReceiver; + } + } + }); + + this.remoteDescription = { + type: description.type, + sdp: description.sdp + }; + switch (description.type) { + case 'offer': + this._updateSignalingState('have-remote-offer'); + break; + case 'answer': + this._updateSignalingState('stable'); + break; + default: + throw new TypeError('unsupported type "' + description.type + + '"'); + } + Object.keys(streams).forEach(function(sid) { + var stream = streams[sid]; + if (stream.getTracks().length) { + self.remoteStreams.push(stream); + var event = new Event('addstream'); + event.stream = stream; + self.dispatchEvent(event); + if (self.onaddstream !== null) { + window.setTimeout(function() { + self.onaddstream(event); + }, 0); + } + + receiverList.forEach(function(item) { + var track = item[0]; + var receiver = item[1]; + if (stream.id !== item[2].id) { + return; + } + var trackEvent = new Event('track'); + trackEvent.track = track; + trackEvent.receiver = receiver; + trackEvent.streams = [stream]; + self.dispatchEvent(trackEvent); + if (self.ontrack !== null) { + window.setTimeout(function() { + self.ontrack(trackEvent); + }, 0); + } + }); + } + }); + + // check whether addIceCandidate({}) was called within four seconds after + // setRemoteDescription. + window.setTimeout(function() { + if (!(self && self.transceivers)) { + return; + } + self.transceivers.forEach(function(transceiver) { + if (transceiver.iceTransport && + transceiver.iceTransport.state === 'new' && + transceiver.iceTransport.getRemoteCandidates().length > 0) { + console.warn('Timeout for addRemoteCandidate. Consider sending ' + + 'an end-of-candidates notification'); + transceiver.iceTransport.addRemoteCandidate({}); + } + }); + }, 4000); + + if (arguments.length > 1 && typeof arguments[1] === 'function') { + window.setTimeout(arguments[1], 0); + } + return Promise.resolve(); + }; + + RTCPeerConnection.prototype.close = function() { + this.transceivers.forEach(function(transceiver) { + /* not yet + if (transceiver.iceGatherer) { + transceiver.iceGatherer.close(); + } + */ + if (transceiver.iceTransport) { + transceiver.iceTransport.stop(); + } + if (transceiver.dtlsTransport) { + transceiver.dtlsTransport.stop(); + } + if (transceiver.rtpSender) { + transceiver.rtpSender.stop(); + } + if (transceiver.rtpReceiver) { + transceiver.rtpReceiver.stop(); + } + }); + // FIXME: clean up tracks, local streams, remote streams, etc + this._updateSignalingState('closed'); + }; + + // Update the signaling state. + RTCPeerConnection.prototype._updateSignalingState = function(newState) { + this.signalingState = newState; + var event = new Event('signalingstatechange'); + this.dispatchEvent(event); + if (this.onsignalingstatechange !== null) { + this.onsignalingstatechange(event); + } + }; + + // Determine whether to fire the negotiationneeded event. + RTCPeerConnection.prototype._maybeFireNegotiationNeeded = function() { + var self = this; + if (this.signalingState !== 'stable' || this.needNegotiation === true) { + return; + } + this.needNegotiation = true; + window.setTimeout(function() { + if (self.needNegotiation === false) { + return; + } + self.needNegotiation = false; + var event = new Event('negotiationneeded'); + self.dispatchEvent(event); + if (self.onnegotiationneeded !== null) { + self.onnegotiationneeded(event); + } + }, 0); + }; + + // Update the connection state. + RTCPeerConnection.prototype._updateConnectionState = function() { + var self = this; + var newState; + var states = { + 'new': 0, + closed: 0, + connecting: 0, + checking: 0, + connected: 0, + completed: 0, + disconnected: 0, + failed: 0 + }; + this.transceivers.forEach(function(transceiver) { + states[transceiver.iceTransport.state]++; + states[transceiver.dtlsTransport.state]++; + }); + // ICETransport.completed and connected are the same for this purpose. + states.connected += states.completed; + + newState = 'new'; + if (states.failed > 0) { + newState = 'failed'; + } else if (states.connecting > 0 || states.checking > 0) { + newState = 'connecting'; + } else if (states.disconnected > 0) { + newState = 'disconnected'; + } else if (states.new > 0) { + newState = 'new'; + } else if (states.connected > 0 || states.completed > 0) { + newState = 'connected'; + } + + if (newState !== self.iceConnectionState) { + self.iceConnectionState = newState; + var event = new Event('iceconnectionstatechange'); + this.dispatchEvent(event); + if (this.oniceconnectionstatechange !== null) { + this.oniceconnectionstatechange(event); + } + } + }; + + RTCPeerConnection.prototype.createOffer = function() { + var self = this; + if (this._pendingOffer) { + throw new Error('createOffer called while there is a pending offer.'); + } + var offerOptions; + if (arguments.length === 1 && typeof arguments[0] !== 'function') { + offerOptions = arguments[0]; + } else if (arguments.length === 3) { + offerOptions = arguments[2]; + } + + var numAudioTracks = this.transceivers.filter(function(t) { + return t.kind === 'audio'; + }).length; + var numVideoTracks = this.transceivers.filter(function(t) { + return t.kind === 'video'; + }).length; + + // Determine number of audio and video tracks we need to send/recv. + if (offerOptions) { + // Reject Chrome legacy constraints. + if (offerOptions.mandatory || offerOptions.optional) { + throw new TypeError( + 'Legacy mandatory/optional constraints not supported.'); + } + if (offerOptions.offerToReceiveAudio !== undefined) { + if (offerOptions.offerToReceiveAudio === true) { + numAudioTracks = 1; + } else if (offerOptions.offerToReceiveAudio === false) { + numAudioTracks = 0; + } else { + numAudioTracks = offerOptions.offerToReceiveAudio; + } + } + if (offerOptions.offerToReceiveVideo !== undefined) { + if (offerOptions.offerToReceiveVideo === true) { + numVideoTracks = 1; + } else if (offerOptions.offerToReceiveVideo === false) { + numVideoTracks = 0; + } else { + numVideoTracks = offerOptions.offerToReceiveVideo; + } + } + } + + this.transceivers.forEach(function(transceiver) { + if (transceiver.kind === 'audio') { + numAudioTracks--; + if (numAudioTracks < 0) { + transceiver.wantReceive = false; + } + } else if (transceiver.kind === 'video') { + numVideoTracks--; + if (numVideoTracks < 0) { + transceiver.wantReceive = false; + } + } + }); + + // Create M-lines for recvonly streams. + while (numAudioTracks > 0 || numVideoTracks > 0) { + if (numAudioTracks > 0) { + this._createTransceiver('audio'); + numAudioTracks--; + } + if (numVideoTracks > 0) { + this._createTransceiver('video'); + numVideoTracks--; + } + } + // reorder tracks + var transceivers = sortTracks(this.transceivers); + + var sdp = SDPUtils.writeSessionBoilerplate(this._sdpSessionId); + transceivers.forEach(function(transceiver, sdpMLineIndex) { + // For each track, create an ice gatherer, ice transport, + // dtls transport, potentially rtpsender and rtpreceiver. + var track = transceiver.track; + var kind = transceiver.kind; + var mid = SDPUtils.generateIdentifier(); + transceiver.mid = mid; + + if (!transceiver.iceGatherer) { + transceiver.iceGatherer = self.usingBundle && sdpMLineIndex > 0 ? + transceivers[0].iceGatherer : + self._createIceGatherer(mid, sdpMLineIndex); + } + + var localCapabilities = window.RTCRtpSender.getCapabilities(kind); + // filter RTX until additional stuff needed for RTX is implemented + // in adapter.js + if (edgeVersion < 15019) { + localCapabilities.codecs = localCapabilities.codecs.filter( + function(codec) { + return codec.name !== 'rtx'; + }); + } + localCapabilities.codecs.forEach(function(codec) { + // work around https://bugs.chromium.org/p/webrtc/issues/detail?id=6552 + // by adding level-asymmetry-allowed=1 + if (codec.name === 'H264' && + codec.parameters['level-asymmetry-allowed'] === undefined) { + codec.parameters['level-asymmetry-allowed'] = '1'; + } + }); + + // generate an ssrc now, to be used later in rtpSender.send + var sendEncodingParameters = [{ + ssrc: (2 * sdpMLineIndex + 1) * 1001 + }]; + if (track) { + // add RTX + if (edgeVersion >= 15019 && kind === 'video') { + sendEncodingParameters[0].rtx = { + ssrc: (2 * sdpMLineIndex + 1) * 1001 + 1 + }; + } + } + + if (transceiver.wantReceive) { + transceiver.rtpReceiver = new window.RTCRtpReceiver( + transceiver.dtlsTransport, + kind + ); + } + + transceiver.localCapabilities = localCapabilities; + transceiver.sendEncodingParameters = sendEncodingParameters; + }); + + // always offer BUNDLE and dispose on return if not supported. + if (this._config.bundlePolicy !== 'max-compat') { + sdp += 'a=group:BUNDLE ' + transceivers.map(function(t) { + return t.mid; + }).join(' ') + '\r\n'; + } + sdp += 'a=ice-options:trickle\r\n'; + + transceivers.forEach(function(transceiver, sdpMLineIndex) { + sdp += SDPUtils.writeMediaSection(transceiver, + transceiver.localCapabilities, 'offer', transceiver.stream); + sdp += 'a=rtcp-rsize\r\n'; + }); + + this._pendingOffer = transceivers; + var desc = new window.RTCSessionDescription({ + type: 'offer', + sdp: sdp + }); + if (arguments.length && typeof arguments[0] === 'function') { + window.setTimeout(arguments[0], 0, desc); + } + return Promise.resolve(desc); + }; + + RTCPeerConnection.prototype.createAnswer = function() { + var sdp = SDPUtils.writeSessionBoilerplate(this._sdpSessionId); + if (this.usingBundle) { + sdp += 'a=group:BUNDLE ' + this.transceivers.map(function(t) { + return t.mid; + }).join(' ') + '\r\n'; + } + this.transceivers.forEach(function(transceiver, sdpMLineIndex) { + if (transceiver.isDatachannel) { + sdp += 'm=application 0 DTLS/SCTP 5000\r\n' + + 'c=IN IP4 0.0.0.0\r\n' + + 'a=mid:' + transceiver.mid + '\r\n'; + return; + } + + // FIXME: look at direction. + if (transceiver.stream) { + var localTrack; + if (transceiver.kind === 'audio') { + localTrack = transceiver.stream.getAudioTracks()[0]; + } else if (transceiver.kind === 'video') { + localTrack = transceiver.stream.getVideoTracks()[0]; + } + if (localTrack) { + // add RTX + if (edgeVersion >= 15019 && transceiver.kind === 'video') { + transceiver.sendEncodingParameters[0].rtx = { + ssrc: (2 * sdpMLineIndex + 2) * 1001 + 1 + }; + } + } + } + + // Calculate intersection of capabilities. + var commonCapabilities = getCommonCapabilities( + transceiver.localCapabilities, + transceiver.remoteCapabilities); + + var hasRtx = commonCapabilities.codecs.filter(function(c) { + return c.name.toLowerCase() === 'rtx'; + }).length; + if (!hasRtx && transceiver.sendEncodingParameters[0].rtx) { + delete transceiver.sendEncodingParameters[0].rtx; + } + + sdp += SDPUtils.writeMediaSection(transceiver, commonCapabilities, + 'answer', transceiver.stream); + if (transceiver.rtcpParameters && + transceiver.rtcpParameters.reducedSize) { + sdp += 'a=rtcp-rsize\r\n'; + } + }); + + var desc = new window.RTCSessionDescription({ + type: 'answer', + sdp: sdp + }); + if (arguments.length && typeof arguments[0] === 'function') { + window.setTimeout(arguments[0], 0, desc); + } + return Promise.resolve(desc); + }; + + RTCPeerConnection.prototype.addIceCandidate = function(candidate) { + if (!candidate) { + for (var j = 0; j < this.transceivers.length; j++) { + this.transceivers[j].iceTransport.addRemoteCandidate({}); + if (this.usingBundle) { + return Promise.resolve(); + } + } + } else { + var mLineIndex = candidate.sdpMLineIndex; + if (candidate.sdpMid) { + for (var i = 0; i < this.transceivers.length; i++) { + if (this.transceivers[i].mid === candidate.sdpMid) { + mLineIndex = i; + break; + } + } + } + var transceiver = this.transceivers[mLineIndex]; + if (transceiver) { + var cand = Object.keys(candidate.candidate).length > 0 ? + SDPUtils.parseCandidate(candidate.candidate) : {}; + // Ignore Chrome's invalid candidates since Edge does not like them. + if (cand.protocol === 'tcp' && (cand.port === 0 || cand.port === 9)) { + return Promise.resolve(); + } + // Ignore RTCP candidates, we assume RTCP-MUX. + if (cand.component && + !(cand.component === '1' || cand.component === 1)) { + return Promise.resolve(); + } + transceiver.iceTransport.addRemoteCandidate(cand); + + // update the remoteDescription. + var sections = SDPUtils.splitSections(this.remoteDescription.sdp); + sections[mLineIndex + 1] += (cand.type ? candidate.candidate.trim() + : 'a=end-of-candidates') + '\r\n'; + this.remoteDescription.sdp = sections.join(''); + } + } + if (arguments.length > 1 && typeof arguments[1] === 'function') { + window.setTimeout(arguments[1], 0); + } + return Promise.resolve(); + }; + + RTCPeerConnection.prototype.getStats = function() { + var promises = []; + this.transceivers.forEach(function(transceiver) { + ['rtpSender', 'rtpReceiver', 'iceGatherer', 'iceTransport', + 'dtlsTransport'].forEach(function(method) { + if (transceiver[method]) { + promises.push(transceiver[method].getStats()); + } + }); + }); + var cb = arguments.length > 1 && typeof arguments[1] === 'function' && + arguments[1]; + var fixStatsType = function(stat) { + return { + inboundrtp: 'inbound-rtp', + outboundrtp: 'outbound-rtp', + candidatepair: 'candidate-pair', + localcandidate: 'local-candidate', + remotecandidate: 'remote-candidate' + }[stat.type] || stat.type; + }; + return new Promise(function(resolve) { + // shim getStats with maplike support + var results = new Map(); + Promise.all(promises).then(function(res) { + res.forEach(function(result) { + Object.keys(result).forEach(function(id) { + result[id].type = fixStatsType(result[id]); + results.set(id, result[id]); + }); + }); + if (cb) { + window.setTimeout(cb, 0, results); + } + resolve(results); + }); + }); + }; + return RTCPeerConnection; +}; + +},{"sdp":1}],9:[function(require,module,exports){ +/* + * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. + */ + /* eslint-env node */ +'use strict'; + +var utils = require('../utils'); + +var firefoxShim = { + shimOnTrack: function(window) { + if (typeof window === 'object' && window.RTCPeerConnection && !('ontrack' in + window.RTCPeerConnection.prototype)) { + Object.defineProperty(window.RTCPeerConnection.prototype, 'ontrack', { + get: function() { + return this._ontrack; + }, + set: function(f) { + if (this._ontrack) { + this.removeEventListener('track', this._ontrack); + this.removeEventListener('addstream', this._ontrackpoly); + } + this.addEventListener('track', this._ontrack = f); + this.addEventListener('addstream', this._ontrackpoly = function(e) { + e.stream.getTracks().forEach(function(track) { + var event = new Event('track'); + event.track = track; + event.receiver = {track: track}; + event.streams = [e.stream]; + this.dispatchEvent(event); + }.bind(this)); + }.bind(this)); + } + }); + } + }, + + shimSourceObject: function(window) { + // Firefox has supported mozSrcObject since FF22, unprefixed in 42. + if (typeof window === 'object') { + if (window.HTMLMediaElement && + !('srcObject' in window.HTMLMediaElement.prototype)) { + // Shim the srcObject property, once, when HTMLMediaElement is found. + Object.defineProperty(window.HTMLMediaElement.prototype, 'srcObject', { + get: function() { + return this.mozSrcObject; + }, + set: function(stream) { + this.mozSrcObject = stream; + } + }); + } + } + }, + + shimPeerConnection: function(window) { + var browserDetails = utils.detectBrowser(window); + + if (typeof window !== 'object' || !(window.RTCPeerConnection || + window.mozRTCPeerConnection)) { + return; // probably media.peerconnection.enabled=false in about:config + } + // The RTCPeerConnection object. + if (!window.RTCPeerConnection) { + window.RTCPeerConnection = function(pcConfig, pcConstraints) { + if (browserDetails.version < 38) { + // .urls is not supported in FF < 38. + // create RTCIceServers with a single url. + if (pcConfig && pcConfig.iceServers) { + var newIceServers = []; + for (var i = 0; i < pcConfig.iceServers.length; i++) { + var server = pcConfig.iceServers[i]; + if (server.hasOwnProperty('urls')) { + for (var j = 0; j < server.urls.length; j++) { + var newServer = { + url: server.urls[j] + }; + if (server.urls[j].indexOf('turn') === 0) { + newServer.username = server.username; + newServer.credential = server.credential; + } + newIceServers.push(newServer); + } + } else { + newIceServers.push(pcConfig.iceServers[i]); + } + } + pcConfig.iceServers = newIceServers; + } + } + return new window.mozRTCPeerConnection(pcConfig, pcConstraints); + }; + window.RTCPeerConnection.prototype = + window.mozRTCPeerConnection.prototype; + + // wrap static methods. Currently just generateCertificate. + if (window.mozRTCPeerConnection.generateCertificate) { + Object.defineProperty(window.RTCPeerConnection, 'generateCertificate', { + get: function() { + return window.mozRTCPeerConnection.generateCertificate; + } + }); + } + + window.RTCSessionDescription = window.mozRTCSessionDescription; + window.RTCIceCandidate = window.mozRTCIceCandidate; + } + + // shim away need for obsolete RTCIceCandidate/RTCSessionDescription. + ['setLocalDescription', 'setRemoteDescription', 'addIceCandidate'] + .forEach(function(method) { + var nativeMethod = window.RTCPeerConnection.prototype[method]; + window.RTCPeerConnection.prototype[method] = function() { + arguments[0] = new ((method === 'addIceCandidate') ? + window.RTCIceCandidate : + window.RTCSessionDescription)(arguments[0]); + return nativeMethod.apply(this, arguments); + }; + }); + + // support for addIceCandidate(null or undefined) + var nativeAddIceCandidate = + window.RTCPeerConnection.prototype.addIceCandidate; + window.RTCPeerConnection.prototype.addIceCandidate = function() { + if (!arguments[0]) { + if (arguments[1]) { + arguments[1].apply(null); + } + return Promise.resolve(); + } + return nativeAddIceCandidate.apply(this, arguments); + }; + + // shim getStats with maplike support + var makeMapStats = function(stats) { + var map = new Map(); + Object.keys(stats).forEach(function(key) { + map.set(key, stats[key]); + map[key] = stats[key]; + }); + return map; + }; + + var modernStatsTypes = { + inboundrtp: 'inbound-rtp', + outboundrtp: 'outbound-rtp', + candidatepair: 'candidate-pair', + localcandidate: 'local-candidate', + remotecandidate: 'remote-candidate' + }; + + var nativeGetStats = window.RTCPeerConnection.prototype.getStats; + window.RTCPeerConnection.prototype.getStats = function( + selector, + onSucc, + onErr + ) { + return nativeGetStats.apply(this, [selector || null]) + .then(function(stats) { + if (browserDetails.version < 48) { + stats = makeMapStats(stats); + } + if (browserDetails.version < 53 && !onSucc) { + // Shim only promise getStats with spec-hyphens in type names + // Leave callback version alone; misc old uses of forEach before Map + try { + stats.forEach(function(stat) { + stat.type = modernStatsTypes[stat.type] || stat.type; + }); + } catch (e) { + if (e.name !== 'TypeError') { + throw e; + } + // Avoid TypeError: "type" is read-only, in old versions. 34-43ish + stats.forEach(function(stat, i) { + stats.set(i, Object.assign({}, stat, { + type: modernStatsTypes[stat.type] || stat.type + })); + }); + } + } + return stats; + }) + .then(onSucc, onErr); + }; + } +}; + +// Expose public methods. +module.exports = { + shimOnTrack: firefoxShim.shimOnTrack, + shimSourceObject: firefoxShim.shimSourceObject, + shimPeerConnection: firefoxShim.shimPeerConnection, + shimGetUserMedia: require('./getusermedia') +}; + +},{"../utils":12,"./getusermedia":10}],10:[function(require,module,exports){ +/* + * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. + */ + /* eslint-env node */ +'use strict'; + +var utils = require('../utils'); +var logging = utils.log; + +// Expose public methods. +module.exports = function(window) { + var browserDetails = utils.detectBrowser(window); + var navigator = window && window.navigator; + var MediaStreamTrack = window && window.MediaStreamTrack; + + var shimError_ = function(e) { + return { + name: { + InternalError: 'NotReadableError', + NotSupportedError: 'TypeError', + PermissionDeniedError: 'NotAllowedError', + SecurityError: 'NotAllowedError' + }[e.name] || e.name, + message: { + 'The operation is insecure.': 'The request is not allowed by the ' + + 'user agent or the platform in the current context.' + }[e.message] || e.message, + constraint: e.constraint, + toString: function() { + return this.name + (this.message && ': ') + this.message; + } + }; + }; + + // getUserMedia constraints shim. + var getUserMedia_ = function(constraints, onSuccess, onError) { + var constraintsToFF37_ = function(c) { + if (typeof c !== 'object' || c.require) { + return c; + } + var require = []; + Object.keys(c).forEach(function(key) { + if (key === 'require' || key === 'advanced' || key === 'mediaSource') { + return; + } + var r = c[key] = (typeof c[key] === 'object') ? + c[key] : {ideal: c[key]}; + if (r.min !== undefined || + r.max !== undefined || r.exact !== undefined) { + require.push(key); + } + if (r.exact !== undefined) { + if (typeof r.exact === 'number') { + r. min = r.max = r.exact; + } else { + c[key] = r.exact; + } + delete r.exact; + } + if (r.ideal !== undefined) { + c.advanced = c.advanced || []; + var oc = {}; + if (typeof r.ideal === 'number') { + oc[key] = {min: r.ideal, max: r.ideal}; + } else { + oc[key] = r.ideal; + } + c.advanced.push(oc); + delete r.ideal; + if (!Object.keys(r).length) { + delete c[key]; + } + } + }); + if (require.length) { + c.require = require; + } + return c; + }; + constraints = JSON.parse(JSON.stringify(constraints)); + if (browserDetails.version < 38) { + logging('spec: ' + JSON.stringify(constraints)); + if (constraints.audio) { + constraints.audio = constraintsToFF37_(constraints.audio); + } + if (constraints.video) { + constraints.video = constraintsToFF37_(constraints.video); + } + logging('ff37: ' + JSON.stringify(constraints)); + } + return navigator.mozGetUserMedia(constraints, onSuccess, function(e) { + onError(shimError_(e)); + }); + }; + + // Returns the result of getUserMedia as a Promise. + var getUserMediaPromise_ = function(constraints) { + return new Promise(function(resolve, reject) { + getUserMedia_(constraints, resolve, reject); + }); + }; + + // Shim for mediaDevices on older versions. + if (!navigator.mediaDevices) { + navigator.mediaDevices = {getUserMedia: getUserMediaPromise_, + addEventListener: function() { }, + removeEventListener: function() { } + }; + } + navigator.mediaDevices.enumerateDevices = + navigator.mediaDevices.enumerateDevices || function() { + return new Promise(function(resolve) { + var infos = [ + {kind: 'audioinput', deviceId: 'default', label: '', groupId: ''}, + {kind: 'videoinput', deviceId: 'default', label: '', groupId: ''} + ]; + resolve(infos); + }); + }; + + if (browserDetails.version < 41) { + // Work around http://bugzil.la/1169665 + var orgEnumerateDevices = + navigator.mediaDevices.enumerateDevices.bind(navigator.mediaDevices); + navigator.mediaDevices.enumerateDevices = function() { + return orgEnumerateDevices().then(undefined, function(e) { + if (e.name === 'NotFoundError') { + return []; + } + throw e; + }); + }; + } + if (browserDetails.version < 49) { + var origGetUserMedia = navigator.mediaDevices.getUserMedia. + bind(navigator.mediaDevices); + navigator.mediaDevices.getUserMedia = function(c) { + return origGetUserMedia(c).then(function(stream) { + // Work around https://bugzil.la/802326 + if (c.audio && !stream.getAudioTracks().length || + c.video && !stream.getVideoTracks().length) { + stream.getTracks().forEach(function(track) { + track.stop(); + }); + throw new DOMException('The object can not be found here.', + 'NotFoundError'); + } + return stream; + }, function(e) { + return Promise.reject(shimError_(e)); + }); + }; + } + if (!(browserDetails.version > 55 && + 'autoGainControl' in navigator.mediaDevices.getSupportedConstraints())) { + var remap = function(obj, a, b) { + if (a in obj && !(b in obj)) { + obj[b] = obj[a]; + delete obj[a]; + } + }; + + var nativeGetUserMedia = navigator.mediaDevices.getUserMedia. + bind(navigator.mediaDevices); + navigator.mediaDevices.getUserMedia = function(c) { + if (typeof c === 'object' && typeof c.audio === 'object') { + c = JSON.parse(JSON.stringify(c)); + remap(c.audio, 'autoGainControl', 'mozAutoGainControl'); + remap(c.audio, 'noiseSuppression', 'mozNoiseSuppression'); + } + return nativeGetUserMedia(c); + }; + + if (MediaStreamTrack && MediaStreamTrack.prototype.getSettings) { + var nativeGetSettings = MediaStreamTrack.prototype.getSettings; + MediaStreamTrack.prototype.getSettings = function() { + var obj = nativeGetSettings.apply(this, arguments); + remap(obj, 'mozAutoGainControl', 'autoGainControl'); + remap(obj, 'mozNoiseSuppression', 'noiseSuppression'); + return obj; + }; + } + + if (MediaStreamTrack && MediaStreamTrack.prototype.applyConstraints) { + var nativeApplyConstraints = MediaStreamTrack.prototype.applyConstraints; + MediaStreamTrack.prototype.applyConstraints = function(c) { + if (this.kind === 'audio' && typeof c === 'object') { + c = JSON.parse(JSON.stringify(c)); + remap(c, 'autoGainControl', 'mozAutoGainControl'); + remap(c, 'noiseSuppression', 'mozNoiseSuppression'); + } + return nativeApplyConstraints.apply(this, [c]); + }; + } + } + navigator.getUserMedia = function(constraints, onSuccess, onError) { + if (browserDetails.version < 44) { + return getUserMedia_(constraints, onSuccess, onError); + } + // Replace Firefox 44+'s deprecation warning with unprefixed version. + console.warn('navigator.getUserMedia has been replaced by ' + + 'navigator.mediaDevices.getUserMedia'); + navigator.mediaDevices.getUserMedia(constraints).then(onSuccess, onError); + }; +}; + +},{"../utils":12}],11:[function(require,module,exports){ +/* + * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. + */ +'use strict'; +var utils = require('../utils'); + +var safariShim = { + // TODO: DrAlex, should be here, double check against LayoutTests + + // TODO: once the back-end for the mac port is done, add. + // TODO: check for webkitGTK+ + // shimPeerConnection: function() { }, + + shimLocalStreamsAPI: function(window) { + if (typeof window !== 'object' || !window.RTCPeerConnection) { + return; + } + if (!('getLocalStreams' in window.RTCPeerConnection.prototype)) { + window.RTCPeerConnection.prototype.getLocalStreams = function() { + if (!this._localStreams) { + this._localStreams = []; + } + return this._localStreams; + }; + } + if (!('getStreamById' in window.RTCPeerConnection.prototype)) { + window.RTCPeerConnection.prototype.getStreamById = function(id) { + var result = null; + if (this._localStreams) { + this._localStreams.forEach(function(stream) { + if (stream.id === id) { + result = stream; + } + }); + } + if (this._remoteStreams) { + this._remoteStreams.forEach(function(stream) { + if (stream.id === id) { + result = stream; + } + }); + } + return result; + }; + } + if (!('addStream' in window.RTCPeerConnection.prototype)) { + var _addTrack = window.RTCPeerConnection.prototype.addTrack; + window.RTCPeerConnection.prototype.addStream = function(stream) { + if (!this._localStreams) { + this._localStreams = []; + } + if (this._localStreams.indexOf(stream) === -1) { + this._localStreams.push(stream); + } + var self = this; + stream.getTracks().forEach(function(track) { + _addTrack.call(self, track, stream); + }); + }; + + window.RTCPeerConnection.prototype.addTrack = function(track, stream) { + if (stream) { + if (!this._localStreams) { + this._localStreams = [stream]; + } else if (this._localStreams.indexOf(stream) === -1) { + this._localStreams.push(stream); + } + } + _addTrack.call(this, track, stream); + }; + } + if (!('removeStream' in window.RTCPeerConnection.prototype)) { + window.RTCPeerConnection.prototype.removeStream = function(stream) { + if (!this._localStreams) { + this._localStreams = []; + } + var index = this._localStreams.indexOf(stream); + if (index === -1) { + return; + } + this._localStreams.splice(index, 1); + var self = this; + var tracks = stream.getTracks(); + this.getSenders().forEach(function(sender) { + if (tracks.indexOf(sender.track) !== -1) { + self.removeTrack(sender); + } + }); + }; + } + }, + shimRemoteStreamsAPI: function(window) { + if (typeof window !== 'object' || !window.RTCPeerConnection) { + return; + } + if (!('getRemoteStreams' in window.RTCPeerConnection.prototype)) { + window.RTCPeerConnection.prototype.getRemoteStreams = function() { + return this._remoteStreams ? this._remoteStreams : []; + }; + } + if (!('onaddstream' in window.RTCPeerConnection.prototype)) { + Object.defineProperty(window.RTCPeerConnection.prototype, 'onaddstream', { + get: function() { + return this._onaddstream; + }, + set: function(f) { + if (this._onaddstream) { + this.removeEventListener('addstream', this._onaddstream); + this.removeEventListener('track', this._onaddstreampoly); + } + this.addEventListener('addstream', this._onaddstream = f); + this.addEventListener('track', this._onaddstreampoly = function(e) { + var stream = e.streams[0]; + if (!this._remoteStreams) { + this._remoteStreams = []; + } + if (this._remoteStreams.indexOf(stream) >= 0) { + return; + } + this._remoteStreams.push(stream); + var event = new Event('addstream'); + event.stream = e.streams[0]; + this.dispatchEvent(event); + }.bind(this)); + } + }); + } + }, + shimCallbacksAPI: function(window) { + if (typeof window !== 'object' || !window.RTCPeerConnection) { + return; + } + var prototype = window.RTCPeerConnection.prototype; + var createOffer = prototype.createOffer; + var createAnswer = prototype.createAnswer; + var setLocalDescription = prototype.setLocalDescription; + var setRemoteDescription = prototype.setRemoteDescription; + var addIceCandidate = prototype.addIceCandidate; + + prototype.createOffer = function(successCallback, failureCallback) { + var options = (arguments.length >= 2) ? arguments[2] : arguments[0]; + var promise = createOffer.apply(this, [options]); + if (!failureCallback) { + return promise; + } + promise.then(successCallback, failureCallback); + return Promise.resolve(); + }; + + prototype.createAnswer = function(successCallback, failureCallback) { + var options = (arguments.length >= 2) ? arguments[2] : arguments[0]; + var promise = createAnswer.apply(this, [options]); + if (!failureCallback) { + return promise; + } + promise.then(successCallback, failureCallback); + return Promise.resolve(); + }; + + var withCallback = function(description, successCallback, failureCallback) { + var promise = setLocalDescription.apply(this, [description]); + if (!failureCallback) { + return promise; + } + promise.then(successCallback, failureCallback); + return Promise.resolve(); + }; + prototype.setLocalDescription = withCallback; + + withCallback = function(description, successCallback, failureCallback) { + var promise = setRemoteDescription.apply(this, [description]); + if (!failureCallback) { + return promise; + } + promise.then(successCallback, failureCallback); + return Promise.resolve(); + }; + prototype.setRemoteDescription = withCallback; + + withCallback = function(candidate, successCallback, failureCallback) { + var promise = addIceCandidate.apply(this, [candidate]); + if (!failureCallback) { + return promise; + } + promise.then(successCallback, failureCallback); + return Promise.resolve(); + }; + prototype.addIceCandidate = withCallback; + }, + shimGetUserMedia: function(window) { + var navigator = window && window.navigator; + + if (!navigator.getUserMedia) { + if (navigator.webkitGetUserMedia) { + navigator.getUserMedia = navigator.webkitGetUserMedia.bind(navigator); + } else if (navigator.mediaDevices && + navigator.mediaDevices.getUserMedia) { + navigator.getUserMedia = function(constraints, cb, errcb) { + navigator.mediaDevices.getUserMedia(constraints) + .then(cb, errcb); + }.bind(navigator); + } + } + }, + shimRTCIceServerUrls: function(window) { + // migrate from non-spec RTCIceServer.url to RTCIceServer.urls + var OrigPeerConnection = window.RTCPeerConnection; + window.RTCPeerConnection = function(pcConfig, pcConstraints) { + if (pcConfig && pcConfig.iceServers) { + var newIceServers = []; + for (var i = 0; i < pcConfig.iceServers.length; i++) { + var server = pcConfig.iceServers[i]; + if (!server.hasOwnProperty('urls') && + server.hasOwnProperty('url')) { + utils.deprecated('RTCIceServer.url', 'RTCIceServer.urls'); + server = JSON.parse(JSON.stringify(server)); + server.urls = server.url; + delete server.url; + newIceServers.push(server); + } else { + newIceServers.push(pcConfig.iceServers[i]); + } + } + pcConfig.iceServers = newIceServers; + } + return new OrigPeerConnection(pcConfig, pcConstraints); + }; + window.RTCPeerConnection.prototype = OrigPeerConnection.prototype; + // wrap static methods. Currently just generateCertificate. + Object.defineProperty(window.RTCPeerConnection, 'generateCertificate', { + get: function() { + return OrigPeerConnection.generateCertificate; + } + }); + } +}; + +// Expose public methods. +module.exports = { + shimCallbacksAPI: safariShim.shimCallbacksAPI, + shimLocalStreamsAPI: safariShim.shimLocalStreamsAPI, + shimRemoteStreamsAPI: safariShim.shimRemoteStreamsAPI, + shimGetUserMedia: safariShim.shimGetUserMedia, + shimRTCIceServerUrls: safariShim.shimRTCIceServerUrls + // TODO + // shimPeerConnection: safariShim.shimPeerConnection +}; + +},{"../utils":12}],12:[function(require,module,exports){ +/* + * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. + */ + /* eslint-env node */ +'use strict'; + +var logDisabled_ = true; +var deprecationWarnings_ = true; + +// Utility methods. +var utils = { + disableLog: function(bool) { + if (typeof bool !== 'boolean') { + return new Error('Argument type: ' + typeof bool + + '. Please use a boolean.'); + } + logDisabled_ = bool; + return (bool) ? 'adapter.js logging disabled' : + 'adapter.js logging enabled'; + }, + + /** + * Disable or enable deprecation warnings + * @param {!boolean} bool set to true to disable warnings. + */ + disableWarnings: function(bool) { + if (typeof bool !== 'boolean') { + return new Error('Argument type: ' + typeof bool + + '. Please use a boolean.'); + } + deprecationWarnings_ = !bool; + return 'adapter.js deprecation warnings ' + (bool ? 'disabled' : 'enabled'); + }, + + log: function() { + if (typeof window === 'object') { + if (logDisabled_) { + return; + } + if (typeof console !== 'undefined' && typeof console.log === 'function') { + console.log.apply(console, arguments); + } + } + }, + + /** + * Shows a deprecation warning suggesting the modern and spec-compatible API. + */ + deprecated: function(oldMethod, newMethod) { + if (!deprecationWarnings_) { + return; + } + console.warn(oldMethod + ' is deprecated, please use ' + newMethod + + ' instead.'); + }, + + /** + * Extract browser version out of the provided user agent string. + * + * @param {!string} uastring userAgent string. + * @param {!string} expr Regular expression used as match criteria. + * @param {!number} pos position in the version string to be returned. + * @return {!number} browser version. + */ + extractVersion: function(uastring, expr, pos) { + var match = uastring.match(expr); + return match && match.length >= pos && parseInt(match[pos], 10); + }, + + /** + * Browser detector. + * + * @return {object} result containing browser and version + * properties. + */ + detectBrowser: function(window) { + var navigator = window && window.navigator; + + // Returned result object. + var result = {}; + result.browser = null; + result.version = null; + + // Fail early if it's not a browser + if (typeof window === 'undefined' || !window.navigator) { + result.browser = 'Not a browser.'; + return result; + } + + // Firefox. + if (navigator.mozGetUserMedia) { + result.browser = 'firefox'; + result.version = this.extractVersion(navigator.userAgent, + /Firefox\/(\d+)\./, 1); + } else if (navigator.webkitGetUserMedia) { + // Chrome, Chromium, Webview, Opera, all use the chrome shim for now + if (window.webkitRTCPeerConnection) { + result.browser = 'chrome'; + result.version = this.extractVersion(navigator.userAgent, + /Chrom(e|ium)\/(\d+)\./, 2); + } else { // Safari (in an unpublished version) or unknown webkit-based. + if (navigator.userAgent.match(/Version\/(\d+).(\d+)/)) { + result.browser = 'safari'; + result.version = this.extractVersion(navigator.userAgent, + /AppleWebKit\/(\d+)\./, 1); + } else { // unknown webkit-based browser. + result.browser = 'Unsupported webkit-based browser ' + + 'with GUM support but no WebRTC support.'; + return result; + } + } + } else if (navigator.mediaDevices && + navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)) { // Edge. + result.browser = 'edge'; + result.version = this.extractVersion(navigator.userAgent, + /Edge\/(\d+).(\d+)$/, 2); + } else if (navigator.mediaDevices && + navigator.userAgent.match(/AppleWebKit\/(\d+)\./)) { + // Safari, with webkitGetUserMedia removed. + result.browser = 'safari'; + result.version = this.extractVersion(navigator.userAgent, + /AppleWebKit\/(\d+)\./, 1); + } else { // Default fallthrough: not supported. + result.browser = 'Not a supported browser.'; + return result; + } + + return result; + }, + + // shimCreateObjectURL must be called before shimSourceObject to avoid loop. + + shimCreateObjectURL: function(window) { + var URL = window && window.URL; + + if (!(typeof window === 'object' && window.HTMLMediaElement && + 'srcObject' in window.HTMLMediaElement.prototype)) { + // Only shim CreateObjectURL using srcObject if srcObject exists. + return undefined; + } + + var nativeCreateObjectURL = URL.createObjectURL.bind(URL); + var nativeRevokeObjectURL = URL.revokeObjectURL.bind(URL); + var streams = new Map(), newId = 0; + + URL.createObjectURL = function(stream) { + if ('getTracks' in stream) { + var url = 'polyblob:' + (++newId); + streams.set(url, stream); + utils.deprecated('URL.createObjectURL(stream)', + 'elem.srcObject = stream'); + return url; + } + return nativeCreateObjectURL(stream); + }; + URL.revokeObjectURL = function(url) { + nativeRevokeObjectURL(url); + streams.delete(url); + }; + + var dsc = Object.getOwnPropertyDescriptor(window.HTMLMediaElement.prototype, + 'src'); + Object.defineProperty(window.HTMLMediaElement.prototype, 'src', { + get: function() { + return dsc.get.apply(this); + }, + set: function(url) { + this.srcObject = streams.get(url) || null; + return dsc.set.apply(this, [url]); + } + }); + + var nativeSetAttribute = window.HTMLMediaElement.prototype.setAttribute; + window.HTMLMediaElement.prototype.setAttribute = function() { + if (arguments.length === 2 && + ('' + arguments[0]).toLowerCase() === 'src') { + this.srcObject = streams.get(arguments[1]) || null; + } + return nativeSetAttribute.apply(this, arguments); + }; + } +}; + +// Export. +module.exports = { + log: utils.log, + deprecated: utils.deprecated, + disableLog: utils.disableLog, + disableWarnings: utils.disableWarnings, + extractVersion: utils.extractVersion, + shimCreateObjectURL: utils.shimCreateObjectURL, + detectBrowser: utils.detectBrowser.bind(utils) +}; + +},{}]},{},[2])(2) +}); \ No newline at end of file diff --git a/html5/verto/video_demo-live_canvas/js/verto-min.js b/html5/verto/video_demo-live_canvas/js/verto-min.js index 694ac01301..db63a92e0d 100644 --- a/html5/verto/video_demo-live_canvas/js/verto-min.js +++ b/html5/verto/video_demo-live_canvas/js/verto-min.js @@ -22,7 +22,7 @@ function onChannelError(self,e){console.error("Channel Error",e);doCallback(self function onICESDP(self,sdp){self.mediaData.SDP=self.stereoHack(sdp.sdp);console.log("ICE SDP");doCallback(self,"onICESDP");} function onAnswerSDP(self,sdp){self.answer.SDP=self.stereoHack(sdp.sdp);console.log("ICE ANSWER SDP");doCallback(self,"onAnswerSDP",self.answer.SDP);} function onMessage(self,msg){console.log("Message");doCallback(self,"onICESDP",msg);} -FSRTCattachMediaStream=function(element,stream){if(element&&element.id&&attachMediaStream){attachMediaStream(element,stream);}else{if(typeof element.srcObject!=='undefined'){element.srcObject=stream;}else if(typeof element.src!=='undefined'){element.src=URL.createObjectURL(stream);}else{console.error('Error attaching stream to element.');}}} +FSRTCattachMediaStream=function(element,stream){if(typeof element.srcObject!=='undefined'){element.srcObject=stream;}else if(typeof element.src!=='undefined'){element.src=URL.createObjectURL(stream);}else{console.error('Error attaching stream to element.');}} function onRemoteStream(self,stream){if(self.options.useVideo){self.options.useVideo.style.display='block';} var element=self.options.useAudio;console.log("REMOTE STREAM",stream,element);FSRTCattachMediaStream(element,stream);self.options.useAudio.play();self.remoteStream=stream;} function onOfferSDP(self,sdp){self.mediaData.SDP=self.stereoHack(sdp.sdp);console.log("Offer SDP");doCallback(self,"onOfferSDP");} @@ -307,4 +307,255 @@ navigator.getUserMedia({audio:(has_audio>0?true:false),video:(has_video>0?true:f navigator.mediaDevices.enumerateDevices().then(checkTypes).catch(handleError);};$.verto.refreshDevices=function(runtime){checkDevices(runtime);} $.verto.init=function(obj,runtime){if(!obj){obj={};} if(!obj.skipPermCheck&&!obj.skipDeviceCheck){$.FSRTC.checkPerms(function(status){checkDevices(runtime);},true,true);}else if(obj.skipPermCheck&&!obj.skipDeviceCheck){checkDevices(runtime);}else if(!obj.skipPermCheck&&obj.skipDeviceCheck){$.FSRTC.checkPerms(function(status){runtime(status);},true,true);}else{runtime(null);}} -$.verto.genUUID=function(){return generateGUID();}})(jQuery);var AdapterJS=AdapterJS||{};AdapterJS.options=AdapterJS.options||{},AdapterJS.VERSION="0.14.1-6d236da",AdapterJS.onwebrtcready=AdapterJS.onwebrtcready||function(isUsingPlugin){},AdapterJS._onwebrtcreadies=[],AdapterJS.webRTCReady=function(baseCallback){if("function"!=typeof baseCallback)throw new Error("Callback provided is not a function");var callback=function(){"function"==typeof window.require&&"function"==typeof AdapterJS.defineMediaSourcePolyfill&&AdapterJS.defineMediaSourcePolyfill(),baseCallback(null!==AdapterJS.WebRTCPlugin.plugin)};!0===AdapterJS.onwebrtcreadyDone?callback():AdapterJS._onwebrtcreadies.push(callback)},AdapterJS.WebRTCPlugin=AdapterJS.WebRTCPlugin||{},AdapterJS.WebRTCPlugin.pluginInfo=AdapterJS.WebRTCPlugin.pluginInfo||{prefix:"Tem",plugName:"TemWebRTCPlugin",pluginId:"plugin0",type:"application/x-temwebrtcplugin",onload:"__TemWebRTCReady0",portalLink:"https://skylink.io/plugin/",downloadLink:null,companyName:"Temasys",downloadLinks:{mac:"https://bit.ly/webrtcpluginpkg",win:"https://bit.ly/webrtcpluginmsi"}},void 0!==AdapterJS.WebRTCPlugin.pluginInfo.downloadLinks&&null!==AdapterJS.WebRTCPlugin.pluginInfo.downloadLinks&&(navigator.platform.match(/^Mac/i)?AdapterJS.WebRTCPlugin.pluginInfo.downloadLink=AdapterJS.WebRTCPlugin.pluginInfo.downloadLinks.mac:navigator.platform.match(/^Win/i)&&(AdapterJS.WebRTCPlugin.pluginInfo.downloadLink=AdapterJS.WebRTCPlugin.pluginInfo.downloadLinks.win)),AdapterJS.WebRTCPlugin.TAGS={NONE:"none",AUDIO:"audio",VIDEO:"video"},AdapterJS.WebRTCPlugin.pageId=Math.random().toString(36).slice(2),AdapterJS.WebRTCPlugin.plugin=null,AdapterJS.WebRTCPlugin.setLogLevel=null,AdapterJS.WebRTCPlugin.defineWebRTCInterface=null,AdapterJS.WebRTCPlugin.isPluginInstalled=null,AdapterJS.WebRTCPlugin.pluginInjectionInterval=null,AdapterJS.WebRTCPlugin.injectPlugin=null,AdapterJS.WebRTCPlugin.PLUGIN_STATES={NONE:0,INITIALIZING:1,INJECTING:2,INJECTED:3,READY:4},AdapterJS.WebRTCPlugin.pluginState=AdapterJS.WebRTCPlugin.PLUGIN_STATES.NONE,AdapterJS.onwebrtcreadyDone=!1,AdapterJS.WebRTCPlugin.PLUGIN_LOG_LEVELS={NONE:"NONE",ERROR:"ERROR",WARNING:"WARNING",INFO:"INFO",VERBOSE:"VERBOSE",SENSITIVE:"SENSITIVE"},AdapterJS.WebRTCPlugin.WaitForPluginReady=null,AdapterJS.WebRTCPlugin.callWhenPluginReady=null,__TemWebRTCReady0=function(){if("complete"===document.readyState)AdapterJS.WebRTCPlugin.pluginState=AdapterJS.WebRTCPlugin.PLUGIN_STATES.READY,AdapterJS.maybeThroughWebRTCReady();else var timer=setInterval(function(){"complete"===document.readyState&&(clearInterval(timer),AdapterJS.WebRTCPlugin.pluginState=AdapterJS.WebRTCPlugin.PLUGIN_STATES.READY,AdapterJS.maybeThroughWebRTCReady())},100)},AdapterJS.maybeThroughWebRTCReady=function(){AdapterJS.onwebrtcreadyDone||(AdapterJS.onwebrtcreadyDone=!0,AdapterJS._onwebrtcreadies.length?AdapterJS._onwebrtcreadies.forEach(function(callback){"function"==typeof callback&&callback(null!==AdapterJS.WebRTCPlugin.plugin)}):"function"==typeof AdapterJS.onwebrtcready&&AdapterJS.onwebrtcready(null!==AdapterJS.WebRTCPlugin.plugin))},AdapterJS.TEXT={PLUGIN:{REQUIRE_INSTALLATION:"This website requires you to install a WebRTC-enabling plugin to work on this browser.",NOT_SUPPORTED:"Your browser does not support WebRTC.",BUTTON:"Install Now"},REFRESH:{REQUIRE_REFRESH:"Please refresh page",BUTTON:"Refresh Page"}},AdapterJS._iceConnectionStates={starting:"starting",checking:"checking",connected:"connected",completed:"connected",done:"completed",disconnected:"disconnected",failed:"failed",closed:"closed"},AdapterJS._iceConnectionFiredStates=[],AdapterJS.isDefined=null,AdapterJS.parseWebrtcDetectedBrowser=function(){var hasMatch=null;if(window.opr&&opr.addons||window.opera||navigator.userAgent.indexOf(" OPR/")>=0)hasMatch=navigator.userAgent.match(/OPR\/(\d+)/i)||[],webrtcDetectedBrowser="opera",webrtcDetectedVersion=parseInt(hasMatch[1]||"0",10),webrtcMinimumVersion=26,webrtcDetectedType="webkit",webrtcDetectedDCSupport="SCTP";else if(navigator.userAgent.match(/Bowser\/[0-9.]*/g)){hasMatch=navigator.userAgent.match(/Bowser\/[0-9.]*/g)||[];var chromiumVersion=parseInt((navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./i)||[])[2]||"0",10);webrtcDetectedBrowser="bowser",webrtcDetectedVersion=parseFloat((hasMatch[0]||"0/0").split("/")[1],10),webrtcMinimumVersion=0,webrtcDetectedType="webkit",webrtcDetectedDCSupport=chromiumVersion>30?"SCTP":"RTP"}else if(navigator.userAgent.indexOf("OPiOS")>0)hasMatch=navigator.userAgent.match(/OPiOS\/([0-9]+)\./),webrtcDetectedBrowser="opera",webrtcDetectedVersion=parseInt(hasMatch[1]||"0",10),webrtcMinimumVersion=0,webrtcDetectedType=null,webrtcDetectedDCSupport=null;else if(navigator.userAgent.indexOf("CriOS")>0)hasMatch=navigator.userAgent.match(/CriOS\/([0-9]+)\./)||[],webrtcDetectedBrowser="chrome",webrtcDetectedVersion=parseInt(hasMatch[1]||"0",10),webrtcMinimumVersion=0,webrtcDetectedType=null,webrtcDetectedDCSupport=null;else if(navigator.userAgent.indexOf("FxiOS")>0)hasMatch=navigator.userAgent.match(/FxiOS\/([0-9]+)\./)||[],webrtcDetectedBrowser="firefox",webrtcDetectedVersion=parseInt(hasMatch[1]||"0",10),webrtcMinimumVersion=0,webrtcDetectedType=null,webrtcDetectedDCSupport=null;else if(document.documentMode)hasMatch=/\brv[ :]+(\d+)/g.exec(navigator.userAgent)||[],webrtcDetectedBrowser="IE",webrtcDetectedVersion=parseInt(hasMatch[1],10),webrtcMinimumVersion=9,webrtcDetectedType="plugin",webrtcDetectedDCSupport="SCTP",webrtcDetectedVersion||(hasMatch=/\bMSIE[ :]+(\d+)/g.exec(navigator.userAgent)||[],webrtcDetectedVersion=parseInt(hasMatch[1]||"0",10));else if(window.StyleMedia||navigator.userAgent.match(/Edge\/(\d+).(\d+)$/))hasMatch=navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)||[],webrtcDetectedBrowser="edge",webrtcDetectedVersion=parseFloat((hasMatch[0]||"0/0").split("/")[1],10),webrtcMinimumVersion=13.10547,webrtcDetectedType="ms",webrtcDetectedDCSupport=null;else if("undefined"!=typeof InstallTrigger||navigator.userAgent.indexOf("irefox")>0)hasMatch=navigator.userAgent.match(/Firefox\/([0-9]+)\./)||[],webrtcDetectedBrowser="firefox",webrtcDetectedVersion=parseInt(hasMatch[1]||"0",10),webrtcMinimumVersion=33,webrtcDetectedType="moz",webrtcDetectedDCSupport="SCTP";else if(window.chrome&&window.chrome.webstore||navigator.userAgent.indexOf("Chrom")>0)hasMatch=navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./i)||[],webrtcDetectedBrowser="chrome",webrtcDetectedVersion=parseInt(hasMatch[2]||"0",10),webrtcMinimumVersion=38,webrtcDetectedType="webkit",webrtcDetectedDCSupport=webrtcDetectedVersion>30?"SCTP":"RTP";else if(/^((?!chrome|android).)*safari/i.test(navigator.userAgent)){hasMatch=navigator.userAgent.match(/version\/(\d+)/i)||[];var isMobile=navigator.userAgent.match(/(iPhone|iPad)/gi)||[];webrtcDetectedBrowser="safari",webrtcDetectedVersion=parseInt(hasMatch[1]||"0",10),webrtcMinimumVersion=7,webrtcDetectedType=0===isMobile.length?"plugin":null,webrtcDetectedDCSupport=0===isMobile.length?"SCTP":null}window.webrtcDetectedBrowser=webrtcDetectedBrowser,window.webrtcDetectedVersion=webrtcDetectedVersion,window.webrtcMinimumVersion=webrtcMinimumVersion,window.webrtcDetectedType=webrtcDetectedType,window.webrtcDetectedDCSupport=webrtcDetectedDCSupport},AdapterJS.addEvent=function(elem,evnt,func){elem.addEventListener?elem.addEventListener(evnt,func,!1):elem.attachEvent?elem.attachEvent("on"+evnt,func):elem[evnt]=func},AdapterJS.renderNotificationBar=function(message,buttonText,buttonCallback){if("complete"===document.readyState){var w=window,i=document.createElement("iframe");i.name="adapterjs-alert",i.style.position="fixed",i.style.top="-41px",i.style.left=0,i.style.right=0,i.style.width="100%",i.style.height="40px",i.style.backgroundColor="#ffffe1",i.style.border="none",i.style.borderBottom="1px solid #888888",i.style.zIndex="9999999","string"==typeof i.style.webkitTransition?i.style.webkitTransition="all .5s ease-out":"string"==typeof i.style.transition&&(i.style.transition="all .5s ease-out"),document.body.appendChild(i);var c=i.contentWindow?i.contentWindow:i.contentDocument.document?i.contentDocument.document:i.contentDocument;c.document.open(),c.document.write(''+message+""),buttonText&&"function"==typeof buttonCallback?(c.document.write(''),c.document.close(),AdapterJS.addEvent(c.document.getElementById("okay"),"click",function(e){e.preventDefault();try{e.cancelBubble=!0}catch(error){}buttonCallback(e)}),AdapterJS.addEvent(c.document.getElementById("cancel"),"click",function(e){w.document.body.removeChild(i)})):c.document.close(),setTimeout(function(){"string"==typeof i.style.webkitTransform?i.style.webkitTransform="translateY(40px)":"string"==typeof i.style.transform?i.style.transform="translateY(40px)":i.style.top="0px"},300)}},webrtcDetectedType=null,checkMediaDataChannelSettings=function(peerBrowserAgent,peerBrowserVersion,callback,constraints){if("function"==typeof callback){var beOfferer=!0,isLocalFirefox="firefox"===webrtcDetectedBrowser,isLocalFirefoxInterop="moz"===webrtcDetectedType&&webrtcDetectedVersion>30,isPeerFirefox="firefox"===peerBrowserAgent;if(isLocalFirefox&&isPeerFirefox||isLocalFirefoxInterop)try{delete constraints.mandatory.MozDontOfferDataChannel}catch(error){}else isLocalFirefox&&!isPeerFirefox&&(constraints.mandatory.MozDontOfferDataChannel=!0);if(!isLocalFirefox)for(var prop in constraints.mandatory)constraints.mandatory.hasOwnProperty(prop)&&-1!==prop.indexOf("Moz")&&delete constraints.mandatory[prop];!isLocalFirefox||isPeerFirefox||isLocalFirefoxInterop||(beOfferer=!1),callback(beOfferer,constraints)}},checkIceConnectionState=function(peerId,iceConnectionState,callback){"function"==typeof callback&&(peerId=peerId||"peer",AdapterJS._iceConnectionFiredStates[peerId]&&iceConnectionState!==AdapterJS._iceConnectionStates.disconnected&&iceConnectionState!==AdapterJS._iceConnectionStates.failed&&iceConnectionState!==AdapterJS._iceConnectionStates.closed||(AdapterJS._iceConnectionFiredStates[peerId]=[]),iceConnectionState=AdapterJS._iceConnectionStates[iceConnectionState],AdapterJS._iceConnectionFiredStates[peerId].indexOf(iceConnectionState)<0&&(AdapterJS._iceConnectionFiredStates[peerId].push(iceConnectionState),iceConnectionState===AdapterJS._iceConnectionStates.connected&&setTimeout(function(){AdapterJS._iceConnectionFiredStates[peerId].push(AdapterJS._iceConnectionStates.done),callback(AdapterJS._iceConnectionStates.done)},1e3),callback(iceConnectionState)))},createIceServer=null,createIceServers=null,RTCPeerConnection="function"==typeof RTCPeerConnection?RTCPeerConnection:null,RTCSessionDescription="function"==typeof RTCSessionDescription?RTCSessionDescription:null,RTCIceCandidate="function"==typeof RTCIceCandidate?RTCIceCandidate:null,getUserMedia=null,attachMediaStream=null,reattachMediaStream=null,webrtcDetectedBrowser=null,webrtcDetectedVersion=null,webrtcMinimumVersion=null,!(navigator.mozGetUserMedia||navigator.webkitGetUserMedia||navigator.mediaDevices&&navigator.userAgent.match(/Edge\/(\d+).(\d+)$/))||0===(navigator.userAgent.match(/android/gi)||[]).length&&0===(navigator.userAgent.match(/chrome/gi)||[]).length&&navigator.userAgent.indexOf("Safari/")>0?("object"==typeof console&&"function"==typeof console.log||(console={}||console,console.log=function(arg){},console.info=function(arg){},console.error=function(arg){},console.dir=function(arg){},console.exception=function(arg){},console.trace=function(arg){},console.warn=function(arg){},console.count=function(arg){},console.debug=function(arg){},console.count=function(arg){},console.time=function(arg){},console.timeEnd=function(arg){},console.group=function(arg){},console.groupCollapsed=function(arg){},console.groupEnd=function(arg){}),AdapterJS.parseWebrtcDetectedBrowser(),isIE="IE"===webrtcDetectedBrowser,AdapterJS.WebRTCPlugin.WaitForPluginReady=function(){for(;AdapterJS.WebRTCPlugin.pluginState!==AdapterJS.WebRTCPlugin.PLUGIN_STATES.READY;);},AdapterJS.WebRTCPlugin.callWhenPluginReady=function(callback){if(AdapterJS.WebRTCPlugin.pluginState===AdapterJS.WebRTCPlugin.PLUGIN_STATES.READY)callback();else var checkPluginReadyState=setInterval(function(){AdapterJS.WebRTCPlugin.pluginState===AdapterJS.WebRTCPlugin.PLUGIN_STATES.READY&&(clearInterval(checkPluginReadyState),callback())},100)},AdapterJS.WebRTCPlugin.setLogLevel=function(logLevel){AdapterJS.WebRTCPlugin.callWhenPluginReady(function(){AdapterJS.WebRTCPlugin.plugin.setLogLevel(logLevel)})},AdapterJS.WebRTCPlugin.injectPlugin=function(){if("complete"===document.readyState&&AdapterJS.WebRTCPlugin.pluginState===AdapterJS.WebRTCPlugin.PLUGIN_STATES.INITIALIZING){if(AdapterJS.WebRTCPlugin.pluginState=AdapterJS.WebRTCPlugin.PLUGIN_STATES.INJECTING,"IE"===webrtcDetectedBrowser&&webrtcDetectedVersion<=10){var frag=document.createDocumentFragment();for(AdapterJS.WebRTCPlugin.plugin=document.createElement("div"),AdapterJS.WebRTCPlugin.plugin.innerHTML=' '+(AdapterJS.options.getAllCams?'':"")+"";AdapterJS.WebRTCPlugin.plugin.firstChild;)frag.appendChild(AdapterJS.WebRTCPlugin.plugin.firstChild);document.body.appendChild(frag),AdapterJS.WebRTCPlugin.plugin=document.getElementById(AdapterJS.WebRTCPlugin.pluginInfo.pluginId)}else AdapterJS.WebRTCPlugin.plugin=document.createElement("object"),AdapterJS.WebRTCPlugin.plugin.id=AdapterJS.WebRTCPlugin.pluginInfo.pluginId,isIE?(AdapterJS.WebRTCPlugin.plugin.width="1px",AdapterJS.WebRTCPlugin.plugin.height="1px"):(AdapterJS.WebRTCPlugin.plugin.width="0px",AdapterJS.WebRTCPlugin.plugin.height="0px"),AdapterJS.WebRTCPlugin.plugin.type=AdapterJS.WebRTCPlugin.pluginInfo.type,AdapterJS.WebRTCPlugin.plugin.innerHTML=' '+(AdapterJS.options.getAllCams?'':"")+'',document.body.appendChild(AdapterJS.WebRTCPlugin.plugin);AdapterJS.WebRTCPlugin.pluginState=AdapterJS.WebRTCPlugin.PLUGIN_STATES.INJECTED}},AdapterJS.WebRTCPlugin.isPluginInstalled=function(comName,plugName,plugType,installedCb,notInstalledCb){if(isIE){try{new ActiveXObject(comName+"."+plugName)}catch(e){return void notInstalledCb()}installedCb()}else{for(var pluginArray=navigator.mimeTypes,i=0;i=0)return void installedCb();notInstalledCb()}},AdapterJS.WebRTCPlugin.defineWebRTCInterface=function(){if(AdapterJS.WebRTCPlugin.pluginState!==AdapterJS.WebRTCPlugin.PLUGIN_STATES.READY){AdapterJS.WebRTCPlugin.pluginState=AdapterJS.WebRTCPlugin.PLUGIN_STATES.INITIALIZING,AdapterJS.isDefined=function(variable){return null!==variable&&void 0!==variable},createIceServer=function(url,username,password){var iceServer=null,urlParts=url.split(":");return 0===urlParts[0].indexOf("stun")?iceServer={url:url,hasCredentials:!1}:0===urlParts[0].indexOf("turn")&&(iceServer={url:url,hasCredentials:!0,credential:password,username:username}),iceServer},createIceServers=function(urls,username,password){for(var iceServers=[],i=0;i1)return iceServers&&(servers.iceServers=iceServers),AdapterJS.WebRTCPlugin.plugin.PeerConnection(servers);var mandatory=constraints&&constraints.mandatory?constraints.mandatory:null,optional=constraints&&constraints.optional?constraints.optional:null;return AdapterJS.WebRTCPlugin.plugin.PeerConnection(AdapterJS.WebRTCPlugin.pageId,iceServers,mandatory,optional)},MediaStreamTrack=function(){},MediaStreamTrack.getSources=function(callback){AdapterJS.WebRTCPlugin.callWhenPluginReady(function(){AdapterJS.WebRTCPlugin.plugin.GetSources(callback)})};var constraintsToPlugin=function(c){if("object"!=typeof c||c.mandatory||c.optional)return c;var cc={};return Object.keys(c).forEach(function(key){if("require"!==key&&"advanced"!==key&&"mediaSource"!==key){var r="object"==typeof c[key]?c[key]:{ideal:c[key]};void 0!==r.exact&&"number"==typeof r.exact&&(r.min=r.max=r.exact);var oldname=function(prefix,name){return prefix?prefix+name.charAt(0).toUpperCase()+name.slice(1):"deviceId"===name?"sourceId":name};if(void 0!==r.ideal){cc.optional=cc.optional||[];var oc={};"number"==typeof r.ideal?(oc[oldname("min",key)]=r.ideal,cc.optional.push(oc),oc={},oc[oldname("max",key)]=r.ideal,cc.optional.push(oc)):(oc[oldname("",key)]=r.ideal,cc.optional.push(oc))}void 0!==r.exact&&"number"!=typeof r.exact?(cc.mandatory=cc.mandatory||{},cc.mandatory[oldname("",key)]=r.exact):["min","max"].forEach(function(mix){void 0!==r[mix]&&(cc.mandatory=cc.mandatory||{},cc.mandatory[oldname(mix,key)]=r[mix])})}}),c.advanced&&(cc.optional=(cc.optional||[]).concat(c.advanced)),cc};getUserMedia=function(constraints,successCallback,failureCallback){var cc={};cc.audio=!!constraints.audio&&constraintsToPlugin(constraints.audio),cc.video=!!constraints.video&&constraintsToPlugin(constraints.video),AdapterJS.WebRTCPlugin.callWhenPluginReady(function(){AdapterJS.WebRTCPlugin.plugin.getUserMedia(cc,successCallback,failureCallback)})},window.navigator.getUserMedia=getUserMedia,navigator.mediaDevices||"undefined"==typeof Promise||(requestUserMedia=function(constraints){return new Promise(function(resolve,reject){getUserMedia(constraints,resolve,reject)})},navigator.mediaDevices={getUserMedia:requestUserMedia,enumerateDevices:function(){return new Promise(function(resolve){var kinds={audio:"audioinput",video:"videoinput"};return MediaStreamTrack.getSources(function(devices){resolve(devices.map(function(device){return{label:device.label,kind:kinds[device.kind],id:device.id,deviceId:device.id,groupId:""}}))})})}}),attachMediaStream=function(element,stream){if(element&&element.parentNode){var streamId;null===stream?streamId="":(void 0!==stream.enableSoundTracks&&stream.enableSoundTracks(!0),streamId=stream.id);var elementId=0===element.id.length?Math.random().toString(36).slice(2):element.id,nodeName=element.nodeName.toLowerCase();if("object"!==nodeName){var tag;switch(nodeName){case"audio":tag=AdapterJS.WebRTCPlugin.TAGS.AUDIO;break;case"video":tag=AdapterJS.WebRTCPlugin.TAGS.VIDEO;break;default:tag=AdapterJS.WebRTCPlugin.TAGS.NONE}var frag=document.createDocumentFragment(),temp=document.createElement("div"),classHTML="";for(element.className?classHTML='class="'+element.className+'" ':element.attributes&&element.attributes.class&&(classHTML='class="'+element.attributes.class.value+'" '),temp.innerHTML=' ';temp.firstChild;)frag.appendChild(temp.firstChild);var height="",width="";element.clientWidth||element.clientHeight?(width=element.clientWidth,height=element.clientHeight):(element.width||element.height)&&(width=element.width,height=element.height),element.parentNode.insertBefore(frag,element),frag=document.getElementById(elementId),frag.width=width,frag.height=height,element.parentNode.removeChild(element)}else{for(var children=element.children,i=0;i!==children.length;++i)if("streamId"===children[i].name){children[i].value=streamId;break}element.setStreamId(streamId)}var newElement=document.getElementById(elementId);return AdapterJS.forwardEventHandlers(newElement,element,Object.getPrototypeOf(element)),newElement}},reattachMediaStream=function(to,from){for(var stream=null,children=from.children,i=0;i!==children.length;++i)if("streamId"===children[i].name){AdapterJS.WebRTCPlugin.WaitForPluginReady(),stream=AdapterJS.WebRTCPlugin.plugin.getStreamWithId(AdapterJS.WebRTCPlugin.pageId,children[i].value);break}if(null!==stream)return attachMediaStream(to,stream)},window.attachMediaStream=attachMediaStream,window.reattachMediaStream=reattachMediaStream,window.getUserMedia=getUserMedia,AdapterJS.attachMediaStream=attachMediaStream,AdapterJS.reattachMediaStream=reattachMediaStream,AdapterJS.getUserMedia=getUserMedia,AdapterJS.forwardEventHandlers=function(destElem,srcElem,prototype){var properties=Object.getOwnPropertyNames(prototype);for(var prop in properties)if(prop){var propName=properties[prop];"function"==typeof propName.slice&&"on"===propName.slice(0,2)&&"function"==typeof srcElem[propName]&&AdapterJS.addEvent(destElem,propName.slice(2),srcElem[propName])}var subPrototype=Object.getPrototypeOf(prototype);subPrototype&&AdapterJS.forwardEventHandlers(destElem,srcElem,subPrototype)},RTCIceCandidate=function(candidate){return candidate.sdpMid||(candidate.sdpMid=""),AdapterJS.WebRTCPlugin.WaitForPluginReady(),AdapterJS.WebRTCPlugin.plugin.ConstructIceCandidate(candidate.sdpMid,candidate.sdpMLineIndex,candidate.candidate)},AdapterJS.addEvent(document,"readystatechange",AdapterJS.WebRTCPlugin.injectPlugin),AdapterJS.WebRTCPlugin.injectPlugin()}},AdapterJS.WebRTCPlugin.pluginNeededButNotInstalledCb=AdapterJS.WebRTCPlugin.pluginNeededButNotInstalledCb||function(){AdapterJS.addEvent(document,"readystatechange",AdapterJS.WebRTCPlugin.pluginNeededButNotInstalledCbPriv),AdapterJS.WebRTCPlugin.pluginNeededButNotInstalledCbPriv()},AdapterJS.WebRTCPlugin.pluginNeededButNotInstalledCbPriv=function(){if(!AdapterJS.options.hidePluginInstallPrompt){var downloadLink=AdapterJS.WebRTCPlugin.pluginInfo.downloadLink;if(downloadLink){var popupString;popupString=AdapterJS.WebRTCPlugin.pluginInfo.portalLink?'This website requires you to install the '+AdapterJS.WebRTCPlugin.pluginInfo.companyName+" WebRTC Plugin to work on this browser.":AdapterJS.TEXT.PLUGIN.REQUIRE_INSTALLATION,AdapterJS.renderNotificationBar(popupString,AdapterJS.TEXT.PLUGIN.BUTTON,function(){window.open(downloadLink,"_top");var pluginInstallInterval=setInterval(function(){isIE||navigator.plugins.refresh(!1),AdapterJS.WebRTCPlugin.isPluginInstalled(AdapterJS.WebRTCPlugin.pluginInfo.prefix,AdapterJS.WebRTCPlugin.pluginInfo.plugName,AdapterJS.WebRTCPlugin.pluginInfo.type,function(){clearInterval(pluginInstallInterval),AdapterJS.WebRTCPlugin.defineWebRTCInterface()},function(){})},500)})}else AdapterJS.renderNotificationBar(AdapterJS.TEXT.PLUGIN.NOT_SUPPORTED)}},AdapterJS.WebRTCPlugin.isPluginInstalled(AdapterJS.WebRTCPlugin.pluginInfo.prefix,AdapterJS.WebRTCPlugin.pluginInfo.plugName,AdapterJS.WebRTCPlugin.pluginInfo.type,AdapterJS.WebRTCPlugin.defineWebRTCInterface,AdapterJS.WebRTCPlugin.pluginNeededButNotInstalledCb)):(!function(f){if("object"==typeof exports&&"undefined"!=typeof module)module.exports=f();else if("function"==typeof define&&define.amd)define([],f);else{var g;g="undefined"!=typeof window?window:"undefined"!=typeof global?global:"undefined"!=typeof self?self:this,g.adapter=f()}}(function(){return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a="function"==typeof require&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n||e)},l,l.exports,e,t,n,r)}return n[o].exports}for(var i="function"==typeof require&&require,o=0;o-1?(parts.attribute=line.substr(sp+1,colon-sp-1),parts.value=line.substr(colon+1)):parts.attribute=line.substr(sp+1),parts},SDPUtils.getMid=function(mediaSection){var mid=SDPUtils.matchPrefix(mediaSection,"a=mid:")[0];if(mid)return mid.substr(6)},SDPUtils.getDtlsParameters=function(mediaSection,sessionpart){var lines=SDPUtils.splitLines(mediaSection);lines=lines.concat(SDPUtils.splitLines(sessionpart));var fpLine=lines.filter(function(line){return 0===line.indexOf("a=fingerprint:")})[0].substr(14);return{role:"auto",fingerprints:[{algorithm:fpLine.split(" ")[0].toLowerCase(),value:fpLine.split(" ")[1]}]}},SDPUtils.writeDtlsParameters=function(params,setupType){var sdp="a=setup:"+setupType+"\r\n";return params.fingerprints.forEach(function(fp){sdp+="a=fingerprint:"+fp.algorithm+" "+fp.value+"\r\n"}),sdp},SDPUtils.getIceParameters=function(mediaSection,sessionpart){var lines=SDPUtils.splitLines(mediaSection);return lines=lines.concat(SDPUtils.splitLines(sessionpart)),{usernameFragment:lines.filter(function(line){return 0===line.indexOf("a=ice-ufrag:")})[0].substr(12),password:lines.filter(function(line){return 0===line.indexOf("a=ice-pwd:")})[0].substr(10)}},SDPUtils.writeIceParameters=function(params){return"a=ice-ufrag:"+params.usernameFragment+"\r\na=ice-pwd:"+params.password+"\r\n"},SDPUtils.parseRtpParameters=function(mediaSection){for(var description={codecs:[],headerExtensions:[],fecMechanisms:[],rtcp:[]},lines=SDPUtils.splitLines(mediaSection),mline=lines[0].split(" "),i=3;i0?"9":"0",sdp+=" UDP/TLS/RTP/SAVPF ",sdp+=caps.codecs.map(function(codec){return void 0!==codec.preferredPayloadType?codec.preferredPayloadType:codec.payloadType}).join(" ")+"\r\n",sdp+="c=IN IP4 0.0.0.0\r\n",sdp+="a=rtcp:9 IN IP4 0.0.0.0\r\n",caps.codecs.forEach(function(codec){sdp+=SDPUtils.writeRtpMap(codec),sdp+=SDPUtils.writeFmtp(codec),sdp+=SDPUtils.writeRtcpFb(codec)});var maxptime=0;return caps.codecs.forEach(function(codec){codec.maxptime>maxptime&&(maxptime=codec.maxptime)}),maxptime>0&&(sdp+="a=maxptime:"+maxptime+"\r\n"),sdp+="a=rtcp-mux\r\n",caps.headerExtensions.forEach(function(extension){sdp+=SDPUtils.writeExtmap(extension)}),sdp},SDPUtils.parseRtpEncodingParameters=function(mediaSection){var secondarySsrc,encodingParameters=[],description=SDPUtils.parseRtpParameters(mediaSection),hasRed=-1!==description.fecMechanisms.indexOf("RED"),hasUlpfec=-1!==description.fecMechanisms.indexOf("ULPFEC"),ssrcs=SDPUtils.matchPrefix(mediaSection,"a=ssrc:").map(function(line){return SDPUtils.parseSsrcMedia(line)}).filter(function(parts){return"cname"===parts.attribute}),primarySsrc=ssrcs.length>0&&ssrcs[0].ssrc,flows=SDPUtils.matchPrefix(mediaSection,"a=ssrc-group:FID").map(function(line){var parts=line.split(" ");return parts.shift(),parts.map(function(part){return parseInt(part,10)})});flows.length>0&&flows[0].length>1&&flows[0][0]===primarySsrc&&(secondarySsrc=flows[0][1]),description.codecs.forEach(function(codec){if("RTX"===codec.name.toUpperCase()&&codec.parameters.apt){var encParam={ssrc:primarySsrc,codecPayloadType:parseInt(codec.parameters.apt,10),rtx:{ssrc:secondarySsrc}};encodingParameters.push(encParam),hasRed&&(encParam=JSON.parse(JSON.stringify(encParam)),encParam.fec={ssrc:secondarySsrc,mechanism:hasUlpfec?"red+ulpfec":"red"},encodingParameters.push(encParam))}}),0===encodingParameters.length&&primarySsrc&&encodingParameters.push({ssrc:primarySsrc});var bandwidth=SDPUtils.matchPrefix(mediaSection,"b=");return bandwidth.length&&(0===bandwidth[0].indexOf("b=TIAS:")?bandwidth=parseInt(bandwidth[0].substr(7),10):0===bandwidth[0].indexOf("b=AS:")&&(bandwidth=parseInt(bandwidth[0].substr(5),10)),encodingParameters.forEach(function(params){params.maxBitrate=bandwidth})),encodingParameters},SDPUtils.parseRtcpParameters=function(mediaSection){var rtcpParameters={},remoteSsrc=SDPUtils.matchPrefix(mediaSection,"a=ssrc:").map(function(line){return SDPUtils.parseSsrcMedia(line)}).filter(function(obj){return"cname"===obj.attribute})[0];remoteSsrc&&(rtcpParameters.cname=remoteSsrc.value,rtcpParameters.ssrc=remoteSsrc.ssrc);var rsize=SDPUtils.matchPrefix(mediaSection,"a=rtcp-rsize");rtcpParameters.reducedSize=rsize.length>0,rtcpParameters.compound=0===rsize.length;var mux=SDPUtils.matchPrefix(mediaSection,"a=rtcp-mux");return rtcpParameters.mux=mux.length>0,rtcpParameters},SDPUtils.parseMsid=function(mediaSection){var parts,spec=SDPUtils.matchPrefix(mediaSection,"a=msid:");if(1===spec.length)return parts=spec[0].substr(7).split(" "),{stream:parts[0],track:parts[1]};var planB=SDPUtils.matchPrefix(mediaSection,"a=ssrc:").map(function(line){return SDPUtils.parseSsrcMedia(line)}).filter(function(parts){return"msid"===parts.attribute});return planB.length>0?(parts=planB[0].value.split(" "),{stream:parts[0],track:parts[1]}):void 0},SDPUtils.writeSessionBoilerplate=function(){return"v=0\r\no=thisisadapterortc 8169639915646943137 2 IN IP4 127.0.0.1\r\ns=-\r\nt=0 0\r\n"},SDPUtils.writeMediaSection=function(transceiver,caps,type,stream){var sdp=SDPUtils.writeRtpDescription(transceiver.kind,caps);if(sdp+=SDPUtils.writeIceParameters(transceiver.iceGatherer.getLocalParameters()),sdp+=SDPUtils.writeDtlsParameters(transceiver.dtlsTransport.getLocalParameters(),"offer"===type?"actpass":"active"),sdp+="a=mid:"+transceiver.mid+"\r\n",transceiver.rtpSender&&transceiver.rtpReceiver?sdp+="a=sendrecv\r\n":transceiver.rtpSender?sdp+="a=sendonly\r\n":transceiver.rtpReceiver?sdp+="a=recvonly\r\n":sdp+="a=inactive\r\n",transceiver.rtpSender){var msid="msid:"+stream.id+" "+transceiver.rtpSender.track.id+"\r\n";sdp+="a="+msid,sdp+="a=ssrc:"+transceiver.sendEncodingParameters[0].ssrc+" "+msid,transceiver.sendEncodingParameters[0].rtx&&(sdp+="a=ssrc:"+transceiver.sendEncodingParameters[0].rtx.ssrc+" "+msid,sdp+="a=ssrc-group:FID "+transceiver.sendEncodingParameters[0].ssrc+" "+transceiver.sendEncodingParameters[0].rtx.ssrc+"\r\n")}return sdp+="a=ssrc:"+transceiver.sendEncodingParameters[0].ssrc+" cname:"+SDPUtils.localCName+"\r\n",transceiver.rtpSender&&transceiver.sendEncodingParameters[0].rtx&&(sdp+="a=ssrc:"+transceiver.sendEncodingParameters[0].rtx.ssrc+" cname:"+SDPUtils.localCName+"\r\n"),sdp},SDPUtils.getDirection=function(mediaSection,sessionpart){for(var lines=SDPUtils.splitLines(mediaSection),i=0;i0&&"function"==typeof selector)return origGetStats(selector,successCallback);var fixChromeStats_=function(response){var standardReport={};return response.result().forEach(function(report){var standardStats={id:report.id,timestamp:report.timestamp,type:report.type};report.names().forEach(function(name){standardStats[name]=report.stat(name)}),standardReport[standardStats.id]=standardStats}),standardReport},makeMapStats=function(stats,legacyStats){var map=new Map(Object.keys(stats).map(function(key){return[key,stats[key]]}));return legacyStats=legacyStats||stats,Object.keys(legacyStats).forEach(function(key){map[key]=legacyStats[key]}),map};if(arguments.length>=2){var successCallbackWrapper_=function(response){args[1](makeMapStats(fixChromeStats_(response)))};return origGetStats.apply(this,[successCallbackWrapper_,arguments[0]])}return new Promise(function(resolve,reject){1===args.length&&"object"==typeof selector?origGetStats.apply(self,[function(response){resolve(makeMapStats(fixChromeStats_(response)))},reject]):origGetStats.apply(self,[function(response){resolve(makeMapStats(fixChromeStats_(response),response.result()))},reject])}).then(successCallback,errorCallback)},pc},window.RTCPeerConnection.prototype=webkitRTCPeerConnection.prototype,webkitRTCPeerConnection.generateCertificate&&Object.defineProperty(window.RTCPeerConnection,"generateCertificate",{get:function(){return webkitRTCPeerConnection.generateCertificate}}),["createOffer","createAnswer"].forEach(function(method){var nativeMethod=webkitRTCPeerConnection.prototype[method];webkitRTCPeerConnection.prototype[method]=function(){var self=this;if(arguments.length<1||1===arguments.length&&"object"==typeof arguments[0]){var opts=1===arguments.length?arguments[0]:void 0;return new Promise(function(resolve,reject){nativeMethod.apply(self,[resolve,reject,opts])})}return nativeMethod.apply(this,arguments)}}),browserDetails.version<51&&["setLocalDescription","setRemoteDescription","addIceCandidate"].forEach(function(method){var nativeMethod=webkitRTCPeerConnection.prototype[method];webkitRTCPeerConnection.prototype[method]=function(){var args=arguments,self=this,promise=new Promise(function(resolve,reject){nativeMethod.apply(self,[args[0],resolve,reject])});return args.length<2?promise:promise.then(function(){args[1].apply(null,[])},function(err){args.length>=3&&args[2].apply(null,[err])})}}),["setLocalDescription","setRemoteDescription","addIceCandidate"].forEach(function(method){var nativeMethod=webkitRTCPeerConnection.prototype[method];webkitRTCPeerConnection.prototype[method]=function(){return arguments[0]=new("addIceCandidate"===method?RTCIceCandidate:RTCSessionDescription)(arguments[0]),nativeMethod.apply(this,arguments)}});var nativeAddIceCandidate=RTCPeerConnection.prototype.addIceCandidate;RTCPeerConnection.prototype.addIceCandidate=function(){return null===arguments[0]?Promise.resolve():nativeAddIceCandidate.apply(this,arguments)}}};module.exports={shimMediaStream:chromeShim.shimMediaStream,shimOnTrack:chromeShim.shimOnTrack,shimSourceObject:chromeShim.shimSourceObject,shimPeerConnection:chromeShim.shimPeerConnection,shimGetUserMedia:requirecopy("./getusermedia")}},{"../utils.js":10,"./getusermedia":4}],4:[function(requirecopy,module,exports){"use strict";var logging=requirecopy("../utils.js").log;module.exports=function(){var constraintsToChrome_=function(c){if("object"!=typeof c||c.mandatory||c.optional)return c;var cc={};return Object.keys(c).forEach(function(key){if("require"!==key&&"advanced"!==key&&"mediaSource"!==key){var r="object"==typeof c[key]?c[key]:{ideal:c[key]};void 0!==r.exact&&"number"==typeof r.exact&&(r.min=r.max=r.exact);var oldname_=function(prefix,name){return prefix?prefix+name.charAt(0).toUpperCase()+name.slice(1):"deviceId"===name?"sourceId":name};if(void 0!==r.ideal){cc.optional=cc.optional||[];var oc={};"number"==typeof r.ideal?(oc[oldname_("min",key)]=r.ideal,cc.optional.push(oc),oc={},oc[oldname_("max",key)]=r.ideal,cc.optional.push(oc)):(oc[oldname_("",key)]=r.ideal,cc.optional.push(oc))}void 0!==r.exact&&"number"!=typeof r.exact?(cc.mandatory=cc.mandatory||{},cc.mandatory[oldname_("",key)]=r.exact):["min","max"].forEach(function(mix){void 0!==r[mix]&&(cc.mandatory=cc.mandatory||{},cc.mandatory[oldname_(mix,key)]=r[mix])})}}),c.advanced&&(cc.optional=(cc.optional||[]).concat(c.advanced)),cc},shimConstraints_=function(constraints,func){if(constraints=JSON.parse(JSON.stringify(constraints)),constraints&&constraints.audio&&(constraints.audio=constraintsToChrome_(constraints.audio)),constraints&&"object"==typeof constraints.video){var face=constraints.video.facingMode;if((face=face&&("object"==typeof face?face:{ideal:face}))&&("user"===face.exact||"environment"===face.exact||"user"===face.ideal||"environment"===face.ideal)&&(!navigator.mediaDevices.getSupportedConstraints||!navigator.mediaDevices.getSupportedConstraints().facingMode)&&(delete constraints.video.facingMode,"environment"===face.exact||"environment"===face.ideal))return navigator.mediaDevices.enumerateDevices().then(function(devices){devices=devices.filter(function(d){return"videoinput"===d.kind});var back=devices.find(function(d){return-1!==d.label.toLowerCase().indexOf("back")})||devices.length&&devices[devices.length-1];return back&&(constraints.video.deviceId=face.exact?{exact:back.deviceId}:{ideal:back.deviceId}),constraints.video=constraintsToChrome_(constraints.video),logging("chrome: "+JSON.stringify(constraints)),func(constraints)});constraints.video=constraintsToChrome_(constraints.video)}return logging("chrome: "+JSON.stringify(constraints)),func(constraints)},shimError_=function(e){return{name:{PermissionDeniedError:"NotAllowedError",ConstraintNotSatisfiedError:"OverconstrainedError"}[e.name]||e.name,message:e.message,constraint:e.constraintName,toString:function(){return this.name+(this.message&&": ")+this.message}}},getUserMedia_=function(constraints,onSuccess,onError){shimConstraints_(constraints,function(c){navigator.webkitGetUserMedia(c,onSuccess,function(e){onError(shimError_(e))})})};navigator.getUserMedia=getUserMedia_;var getUserMediaPromise_=function(constraints){return new Promise(function(resolve,reject){navigator.getUserMedia(constraints,resolve,reject)})};if(navigator.mediaDevices||(navigator.mediaDevices={getUserMedia:getUserMediaPromise_,enumerateDevices:function(){return new Promise(function(resolve){var kinds={audio:"audioinput",video:"videoinput"};return MediaStreamTrack.getSources(function(devices){resolve(devices.map(function(device){return{label:device.label,kind:kinds[device.kind],deviceId:device.id,groupId:""}}))})})}}),navigator.mediaDevices.getUserMedia){var origGetUserMedia=navigator.mediaDevices.getUserMedia.bind(navigator.mediaDevices);navigator.mediaDevices.getUserMedia=function(cs){return shimConstraints_(cs,function(c){return origGetUserMedia(c).catch(function(e){return Promise.reject(shimError_(e))})})}}else navigator.mediaDevices.getUserMedia=function(constraints){return getUserMediaPromise_(constraints)};void 0===navigator.mediaDevices.addEventListener&&(navigator.mediaDevices.addEventListener=function(){logging("Dummy mediaDevices.addEventListener called.")}),void 0===navigator.mediaDevices.removeEventListener&&(navigator.mediaDevices.removeEventListener=function(){logging("Dummy mediaDevices.removeEventListener called.")})}},{"../utils.js":10}],5:[function(requirecopy,module,exports){"use strict";var SDPUtils=requirecopy("sdp"),browserDetails=requirecopy("../utils").browserDetails,edgeShim={shimPeerConnection:function(){window.RTCIceGatherer&&(window.RTCIceCandidate||(window.RTCIceCandidate=function(args){return args}),window.RTCSessionDescription||(window.RTCSessionDescription=function(args){return args})),window.RTCPeerConnection=function(config){var self=this,_eventTarget=document.createDocumentFragment();if(["addEventListener","removeEventListener","dispatchEvent"].forEach(function(method){self[method]=_eventTarget[method].bind(_eventTarget)}),this.onicecandidate=null,this.onaddstream=null,this.ontrack=null,this.onremovestream=null,this.onsignalingstatechange=null,this.oniceconnectionstatechange=null,this.onnegotiationneeded=null,this.ondatachannel=null,this.localStreams=[],this.remoteStreams=[],this.getLocalStreams=function(){return self.localStreams},this.getRemoteStreams=function(){return self.remoteStreams},this.localDescription=new RTCSessionDescription({type:"",sdp:""}),this.remoteDescription=new RTCSessionDescription({type:"",sdp:""}),this.signalingState="stable",this.iceConnectionState="new",this.iceGatheringState="new",this.iceOptions={gatherPolicy:"all",iceServers:[]},config&&config.iceTransportPolicy)switch(config.iceTransportPolicy){case"all":case"relay":this.iceOptions.gatherPolicy=config.iceTransportPolicy;break;case"none":throw new TypeError('iceTransportPolicy "none" not supported')}if(this.usingBundle=config&&"max-bundle"===config.bundlePolicy,config&&config.iceServers){var iceServers=JSON.parse(JSON.stringify(config.iceServers));this.iceOptions.iceServers=iceServers.filter(function(server){if(server&&server.urls){var urls=server.urls;return"string"==typeof urls&&(urls=[urls]),!!(urls=urls.filter(function(url){return 0===url.indexOf("turn:")&&-1!==url.indexOf("transport=udp")&&-1===url.indexOf("turn:[")||0===url.indexOf("stun:")&&browserDetails.version>=14393})[0])}return!1})}this.transceivers=[],this._localIceCandidatesBuffer=[]},window.RTCPeerConnection.prototype._emitBufferedCandidates=function(){var self=this,sections=SDPUtils.splitSections(self.localDescription.sdp);this._localIceCandidatesBuffer.forEach(function(event){if(event.candidate&&0!==Object.keys(event.candidate).length)-1===event.candidate.candidate.indexOf("typ endOfCandidates")&&(sections[event.candidate.sdpMLineIndex+1]+="a="+event.candidate.candidate+"\r\n");else for(var j=1;j-1&&(this.localStreams.splice(idx,1),this._maybeFireNegotiationNeeded())},window.RTCPeerConnection.prototype.getSenders=function(){return this.transceivers.filter(function(transceiver){return!!transceiver.rtpSender}).map(function(transceiver){return transceiver.rtpSender})},window.RTCPeerConnection.prototype.getReceivers=function(){return this.transceivers.filter(function(transceiver){return!!transceiver.rtpReceiver}).map(function(transceiver){return transceiver.rtpReceiver})},window.RTCPeerConnection.prototype._getCommonCapabilities=function(localCapabilities,remoteCapabilities){var commonCapabilities={codecs:[],headerExtensions:[],fecMechanisms:[]};return localCapabilities.codecs.forEach(function(lCodec){for(var i=0;i0;sections.forEach(function(mediaSection,sdpMLineIndex){var transceiver=self.transceivers[sdpMLineIndex],iceGatherer=transceiver.iceGatherer,iceTransport=transceiver.iceTransport,dtlsTransport=transceiver.dtlsTransport,localCapabilities=transceiver.localCapabilities,remoteCapabilities=transceiver.remoteCapabilities;if("0"!==mediaSection.split("\n",1)[0].split(" ",2)[1]&&!transceiver.isDatachannel){var remoteIceParameters=SDPUtils.getIceParameters(mediaSection,sessionpart);if(isIceLite){var cands=SDPUtils.matchPrefix(mediaSection,"a=candidate:").map(function(cand){return SDPUtils.parseCandidate(cand)}).filter(function(cand){return"1"===cand.component});cands.length&&iceTransport.setRemoteCandidates(cands)}var remoteDtlsParameters=SDPUtils.getDtlsParameters(mediaSection,sessionpart);isIceLite&&(remoteDtlsParameters.role="server"),self.usingBundle&&0!==sdpMLineIndex||(iceTransport.start(iceGatherer,remoteIceParameters,isIceLite?"controlling":"controlled"),dtlsTransport.start(remoteDtlsParameters));var params=self._getCommonCapabilities(localCapabilities,remoteCapabilities);self._transceive(transceiver,params.codecs.length>0,!1)}})}switch(this.localDescription={type:description.type,sdp:description.sdp},description.type){case"offer":this._updateSignalingState("have-local-offer");break;case"answer":this._updateSignalingState("stable");break;default:throw new TypeError('unsupported type "'+description.type+'"')}var hasCallback=arguments.length>1&&"function"==typeof arguments[1];if(hasCallback){var cb=arguments[1];window.setTimeout(function(){cb(),"new"===self.iceGatheringState&&(self.iceGatheringState="gathering"),self._emitBufferedCandidates()},0)}var p=Promise.resolve();return p.then(function(){hasCallback||("new"===self.iceGatheringState&&(self.iceGatheringState="gathering"),window.setTimeout(self._emitBufferedCandidates.bind(self),500))}),p},window.RTCPeerConnection.prototype.setRemoteDescription=function(description){var self=this,stream=new MediaStream,receiverList=[],sections=SDPUtils.splitSections(description.sdp),sessionpart=sections.shift(),isIceLite=SDPUtils.matchPrefix(sessionpart,"a=ice-lite").length>0;switch(this.usingBundle=SDPUtils.matchPrefix(sessionpart,"a=group:BUNDLE ").length>0,sections.forEach(function(mediaSection,sdpMLineIndex){var lines=SDPUtils.splitLines(mediaSection),mline=lines[0].substr(2).split(" "),kind=mline[0],rejected="0"===mline[1],direction=SDPUtils.getDirection(mediaSection,sessionpart),mid=SDPUtils.matchPrefix(mediaSection,"a=mid:");if(mid=mid.length?mid[0].substr(6):SDPUtils.generateIdentifier(),"application"===kind&&"DTLS/SCTP"===mline[2])return void(self.transceivers[sdpMLineIndex]={mid:mid,isDatachannel:!0});var transceiver,iceGatherer,iceTransport,dtlsTransport,rtpSender,rtpReceiver,sendEncodingParameters,recvEncodingParameters,localCapabilities,track,remoteIceParameters,remoteDtlsParameters,remoteCapabilities=SDPUtils.parseRtpParameters(mediaSection);rejected||(remoteIceParameters=SDPUtils.getIceParameters(mediaSection,sessionpart),remoteDtlsParameters=SDPUtils.getDtlsParameters(mediaSection,sessionpart),remoteDtlsParameters.role="client"),recvEncodingParameters=SDPUtils.parseRtpEncodingParameters(mediaSection);var cname,remoteSsrc=SDPUtils.matchPrefix(mediaSection,"a=ssrc:").map(function(line){return SDPUtils.parseSsrcMedia(line)}).filter(function(obj){return"cname"===obj.attribute})[0];remoteSsrc&&(cname=remoteSsrc.value);var isComplete=SDPUtils.matchPrefix(mediaSection,"a=end-of-candidates",sessionpart).length>0,cands=SDPUtils.matchPrefix(mediaSection,"a=candidate:").map(function(cand){return SDPUtils.parseCandidate(cand)}).filter(function(cand){return"1"===cand.component});if("offer"!==description.type||rejected)"answer"!==description.type||rejected||(transceiver=self.transceivers[sdpMLineIndex],iceGatherer=transceiver.iceGatherer,iceTransport=transceiver.iceTransport,dtlsTransport=transceiver.dtlsTransport,rtpSender=transceiver.rtpSender,rtpReceiver=transceiver.rtpReceiver,sendEncodingParameters=transceiver.sendEncodingParameters,localCapabilities=transceiver.localCapabilities,self.transceivers[sdpMLineIndex].recvEncodingParameters=recvEncodingParameters,self.transceivers[sdpMLineIndex].remoteCapabilities=remoteCapabilities,self.transceivers[sdpMLineIndex].cname=cname,(isIceLite||isComplete)&&cands.length&&iceTransport.setRemoteCandidates(cands),self.usingBundle&&0!==sdpMLineIndex||(iceTransport.start(iceGatherer,remoteIceParameters,"controlling"),dtlsTransport.start(remoteDtlsParameters)),self._transceive(transceiver,"sendrecv"===direction||"recvonly"===direction,"sendrecv"===direction||"sendonly"===direction),!rtpReceiver||"sendrecv"!==direction&&"sendonly"!==direction?delete transceiver.rtpReceiver:(track=rtpReceiver.track,receiverList.push([track,rtpReceiver]),stream.addTrack(track)));else{var transports=self.usingBundle&&sdpMLineIndex>0?{iceGatherer:self.transceivers[0].iceGatherer,iceTransport:self.transceivers[0].iceTransport,dtlsTransport:self.transceivers[0].dtlsTransport}:self._createIceAndDtlsTransports(mid,sdpMLineIndex);if(isComplete&&transports.iceTransport.setRemoteCandidates(cands),localCapabilities=RTCRtpReceiver.getCapabilities(kind),sendEncodingParameters=[{ssrc:1001*(2*sdpMLineIndex+2)}],rtpReceiver=new RTCRtpReceiver(transports.dtlsTransport,kind),track=rtpReceiver.track,receiverList.push([track,rtpReceiver]),stream.addTrack(track),self.localStreams.length>0&&self.localStreams[0].getTracks().length>=sdpMLineIndex){var localTrack;"audio"===kind?localTrack=self.localStreams[0].getAudioTracks()[0]:"video"===kind&&(localTrack=self.localStreams[0].getVideoTracks()[0]),localTrack&&(rtpSender=new RTCRtpSender(localTrack,transports.dtlsTransport))}self.transceivers[sdpMLineIndex]={iceGatherer:transports.iceGatherer,iceTransport:transports.iceTransport,dtlsTransport:transports.dtlsTransport,localCapabilities:localCapabilities,remoteCapabilities:remoteCapabilities,rtpSender:rtpSender,rtpReceiver:rtpReceiver,kind:kind,mid:mid,cname:cname,sendEncodingParameters:sendEncodingParameters,recvEncodingParameters:recvEncodingParameters},self._transceive(self.transceivers[sdpMLineIndex],!1,"sendrecv"===direction||"sendonly"===direction)}}),this.remoteDescription={type:description.type,sdp:description.sdp},description.type){case"offer":this._updateSignalingState("have-remote-offer");break;case"answer":this._updateSignalingState("stable");break;default:throw new TypeError('unsupported type "'+description.type+'"')}return stream.getTracks().length&&(self.remoteStreams.push(stream),window.setTimeout(function(){var event=new Event("addstream");event.stream=stream,self.dispatchEvent(event),null!==self.onaddstream&&window.setTimeout(function(){self.onaddstream(event)},0),receiverList.forEach(function(item){var track=item[0],receiver=item[1],trackEvent=new Event("track");trackEvent.track=track,trackEvent.receiver=receiver,trackEvent.streams=[stream],self.dispatchEvent(event),null!==self.ontrack&&window.setTimeout(function(){self.ontrack(trackEvent)},0)})},0)),arguments.length>1&&"function"==typeof arguments[1]&&window.setTimeout(arguments[1],0),Promise.resolve()},window.RTCPeerConnection.prototype.close=function(){this.transceivers.forEach(function(transceiver){transceiver.iceTransport&&transceiver.iceTransport.stop(),transceiver.dtlsTransport&&transceiver.dtlsTransport.stop(),transceiver.rtpSender&&transceiver.rtpSender.stop(),transceiver.rtpReceiver&&transceiver.rtpReceiver.stop()}),this._updateSignalingState("closed")},window.RTCPeerConnection.prototype._updateSignalingState=function(newState){this.signalingState=newState;var event=new Event("signalingstatechange");this.dispatchEvent(event),null!==this.onsignalingstatechange&&this.onsignalingstatechange(event)},window.RTCPeerConnection.prototype._maybeFireNegotiationNeeded=function(){var event=new Event("negotiationneeded");this.dispatchEvent(event),null!==this.onnegotiationneeded&&this.onnegotiationneeded(event)},window.RTCPeerConnection.prototype._updateConnectionState=function(){var newState,self=this,states={new:0,closed:0,connecting:0,checking:0,connected:0,completed:0,failed:0};if(this.transceivers.forEach(function(transceiver){states[transceiver.iceTransport.state]++,states[transceiver.dtlsTransport.state]++}),states.connected+=states.completed,newState="new",states.failed>0?newState="failed":states.connecting>0||states.checking>0?newState="connecting":states.disconnected>0?newState="disconnected":states.new>0?newState="new":(states.connected>0||states.completed>0)&&(newState="connected"),newState!==self.iceConnectionState){self.iceConnectionState=newState;var event=new Event("iceconnectionstatechange");this.dispatchEvent(event),null!==this.oniceconnectionstatechange&&this.oniceconnectionstatechange(event)}},window.RTCPeerConnection.prototype.createOffer=function(){var self=this;if(this._pendingOffer)throw new Error("createOffer called while there is a pending offer.");var offerOptions;1===arguments.length&&"function"!=typeof arguments[0]?offerOptions=arguments[0]:3===arguments.length&&(offerOptions=arguments[2]);var tracks=[],numAudioTracks=0,numVideoTracks=0;if(this.localStreams.length&&(numAudioTracks=this.localStreams[0].getAudioTracks().length,numVideoTracks=this.localStreams[0].getVideoTracks().length),offerOptions){if(offerOptions.mandatory||offerOptions.optional)throw new TypeError("Legacy mandatory/optional constraints not supported.");void 0!==offerOptions.offerToReceiveAudio&&(numAudioTracks=offerOptions.offerToReceiveAudio),void 0!==offerOptions.offerToReceiveVideo&&(numVideoTracks=offerOptions.offerToReceiveVideo)}for(this.localStreams.length&&this.localStreams[0].getTracks().forEach(function(track){tracks.push({kind:track.kind,track:track,wantReceive:"audio"===track.kind?numAudioTracks>0:numVideoTracks>0}),"audio"===track.kind?numAudioTracks--:"video"===track.kind&&numVideoTracks--});numAudioTracks>0||numVideoTracks>0;)numAudioTracks>0&&(tracks.push({kind:"audio",wantReceive:!0}),numAudioTracks--),numVideoTracks>0&&(tracks.push({kind:"video",wantReceive:!0}),numVideoTracks--);var sdp=SDPUtils.writeSessionBoilerplate(),transceivers=[];tracks.forEach(function(mline,sdpMLineIndex){var rtpSender,rtpReceiver,track=mline.track,kind=mline.kind,mid=SDPUtils.generateIdentifier(),transports=self.usingBundle&&sdpMLineIndex>0?{iceGatherer:transceivers[0].iceGatherer,iceTransport:transceivers[0].iceTransport,dtlsTransport:transceivers[0].dtlsTransport}:self._createIceAndDtlsTransports(mid,sdpMLineIndex),localCapabilities=RTCRtpSender.getCapabilities(kind),sendEncodingParameters=[{ssrc:1001*(2*sdpMLineIndex+1)}];track&&(rtpSender=new RTCRtpSender(track,transports.dtlsTransport)),mline.wantReceive&&(rtpReceiver=new RTCRtpReceiver(transports.dtlsTransport,kind)),transceivers[sdpMLineIndex]={iceGatherer:transports.iceGatherer,iceTransport:transports.iceTransport,dtlsTransport:transports.dtlsTransport,localCapabilities:localCapabilities,remoteCapabilities:null,rtpSender:rtpSender,rtpReceiver:rtpReceiver,kind:kind,mid:mid,sendEncodingParameters:sendEncodingParameters,recvEncodingParameters:null}}),this.usingBundle&&(sdp+="a=group:BUNDLE "+transceivers.map(function(t){return t.mid}).join(" ")+"\r\n"),tracks.forEach(function(mline,sdpMLineIndex){var transceiver=transceivers[sdpMLineIndex];sdp+=SDPUtils.writeMediaSection(transceiver,transceiver.localCapabilities,"offer",self.localStreams[0])}),this._pendingOffer=transceivers;var desc=new RTCSessionDescription({type:"offer",sdp:sdp});return arguments.length&&"function"==typeof arguments[0]&&window.setTimeout(arguments[0],0,desc),Promise.resolve(desc)},window.RTCPeerConnection.prototype.createAnswer=function(){var self=this,sdp=SDPUtils.writeSessionBoilerplate();this.usingBundle&&(sdp+="a=group:BUNDLE "+this.transceivers.map(function(t){return t.mid}).join(" ")+"\r\n"),this.transceivers.forEach(function(transceiver){if(transceiver.isDatachannel)return void(sdp+="m=application 0 DTLS/SCTP 5000\r\nc=IN IP4 0.0.0.0\r\na=mid:"+transceiver.mid+"\r\n");var commonCapabilities=self._getCommonCapabilities(transceiver.localCapabilities,transceiver.remoteCapabilities);sdp+=SDPUtils.writeMediaSection(transceiver,commonCapabilities,"answer",self.localStreams[0])});var desc=new RTCSessionDescription({type:"answer",sdp:sdp});return arguments.length&&"function"==typeof arguments[0]&&window.setTimeout(arguments[0],0,desc),Promise.resolve(desc)},window.RTCPeerConnection.prototype.addIceCandidate=function(candidate){if(null===candidate)this.transceivers.forEach(function(transceiver){transceiver.iceTransport.addRemoteCandidate({})});else{var mLineIndex=candidate.sdpMLineIndex;if(candidate.sdpMid)for(var i=0;i0?SDPUtils.parseCandidate(candidate.candidate):{};if("tcp"===cand.protocol&&(0===cand.port||9===cand.port))return;if("1"!==cand.component)return;"endOfCandidates"===cand.type&&(cand={}),transceiver.iceTransport.addRemoteCandidate(cand);var sections=SDPUtils.splitSections(this.remoteDescription.sdp);sections[mLineIndex+1]+=(cand.type?candidate.candidate.trim():"a=end-of-candidates")+"\r\n",this.remoteDescription.sdp=sections.join("")}}return arguments.length>1&&"function"==typeof arguments[1]&&window.setTimeout(arguments[1],0),Promise.resolve()},window.RTCPeerConnection.prototype.getStats=function(){var promises=[];this.transceivers.forEach(function(transceiver){["rtpSender","rtpReceiver","iceGatherer","iceTransport","dtlsTransport"].forEach(function(method){transceiver[method]&&promises.push(transceiver[method].getStats())})});var cb=arguments.length>1&&"function"==typeof arguments[1]&&arguments[1];return new Promise(function(resolve){var results=new Map;Promise.all(promises).then(function(res){res.forEach(function(result){Object.keys(result).forEach(function(id){results.set(id,result[id]),results[id]=result[id]})}),cb&&window.setTimeout(cb,0,results),resolve(results)})})}}};module.exports={shimPeerConnection:edgeShim.shimPeerConnection,shimGetUserMedia:requirecopy("./getusermedia")}},{"../utils":10,"./getusermedia":6,sdp:1}],6:[function(requirecopy,module,exports){"use strict";module.exports=function(){var shimError_=function(e){return{name:{PermissionDeniedError:"NotAllowedError"}[e.name]||e.name,message:e.message,constraint:e.constraint,toString:function(){return this.name}}},origGetUserMedia=navigator.mediaDevices.getUserMedia.bind(navigator.mediaDevices);navigator.mediaDevices.getUserMedia=function(c){return origGetUserMedia(c).catch(function(e){return Promise.reject(shimError_(e))})}}},{}],7:[function(requirecopy,module,exports){"use strict";var browserDetails=requirecopy("../utils").browserDetails,firefoxShim={shimOnTrack:function(){"object"!=typeof window||!window.RTCPeerConnection||"ontrack"in window.RTCPeerConnection.prototype||Object.defineProperty(window.RTCPeerConnection.prototype,"ontrack",{get:function(){return this._ontrack},set:function(f){this._ontrack&&(this.removeEventListener("track",this._ontrack),this.removeEventListener("addstream",this._ontrackpoly)),this.addEventListener("track",this._ontrack=f),this.addEventListener("addstream",this._ontrackpoly=function(e){e.stream.getTracks().forEach(function(track){var event=new Event("track");event.track=track,event.receiver={track:track},event.streams=[e.stream],this.dispatchEvent(event)}.bind(this))}.bind(this))}})},shimSourceObject:function(){"object"==typeof window&&(!window.HTMLMediaElement||"srcObject"in window.HTMLMediaElement.prototype||Object.defineProperty(window.HTMLMediaElement.prototype,"srcObject",{get:function(){return this.mozSrcObject},set:function(stream){this.mozSrcObject=stream}}))},shimPeerConnection:function(){if("object"==typeof window&&(window.RTCPeerConnection||window.mozRTCPeerConnection)){window.RTCPeerConnection||(window.RTCPeerConnection=function(pcConfig,pcConstraints){if(browserDetails.version<38&&pcConfig&&pcConfig.iceServers){for(var newIceServers=[],i=0;i=pos&&parseInt(match[pos],10)},detectBrowser:function(){var result={};if(result.browser=null,result.version=null,"undefined"==typeof window||!window.navigator)return result.browser="Not a browser.",result;if(navigator.mozGetUserMedia)result.browser="firefox",result.version=this.extractVersion(navigator.userAgent,/Firefox\/([0-9]+)\./,1);else if(navigator.webkitGetUserMedia)if(window.webkitRTCPeerConnection)result.browser="chrome",result.version=this.extractVersion(navigator.userAgent,/Chrom(e|ium)\/([0-9]+)\./,2);else{if(!navigator.userAgent.match(/Version\/(\d+).(\d+)/))return result.browser="Unsupported webkit-based browser with GUM support but no WebRTC support.",result;result.browser="safari",result.version=this.extractVersion(navigator.userAgent,/AppleWebKit\/([0-9]+)\./,1)}else{if(!navigator.mediaDevices||!navigator.userAgent.match(/Edge\/(\d+).(\d+)$/))return result.browser="Not a supported browser.",result;result.browser="edge",result.version=this.extractVersion(navigator.userAgent,/Edge\/(\d+).(\d+)$/,2)}return result}};module.exports={log:utils.log,disableLog:utils.disableLog,browserDetails:utils.detectBrowser(),extractVersion:utils.extractVersion}},{}]},{},[2])(2)}),AdapterJS.parseWebrtcDetectedBrowser(),navigator.mozGetUserMedia?(MediaStreamTrack.getSources=function(successCb){setTimeout(function(){successCb([{kind:"audio",id:"default",label:"",facing:""},{kind:"video",id:"default",label:"",facing:""}])},0)},attachMediaStream=function(element,stream){return element.srcObject=stream,element},reattachMediaStream=function(to,from){return to.srcObject=from.srcObject,to},createIceServer=function(url,username,password){var iceServer=null,urlParts=url.split(":");if(0===urlParts[0].indexOf("stun"))iceServer={urls:[url]};else if(0===urlParts[0].indexOf("turn"))if(webrtcDetectedVersion<27){var turnUrlParts=url.split("?");1!==turnUrlParts.length&&0!==turnUrlParts[1].indexOf("transport=udp")||(iceServer={urls:[turnUrlParts[0]],credential:password,username:username})}else iceServer={urls:[url],credential:password,username:username};return iceServer},createIceServers=function(urls,username,password){var iceServers=[];for(i=0;i=43?element.srcObject=stream:void 0!==element.src&&(element.src=URL.createObjectURL(stream)),element},reattachMediaStream=function(to,from){return webrtcDetectedVersion>=43?to.srcObject=from.srcObject:to.src=from.src,to},createIceServer=function(url,username,password){var iceServer=null,urlParts=url.split(":");return 0===urlParts[0].indexOf("stun")?iceServer={url:url}:0===urlParts[0].indexOf("turn")&&(iceServer={url:url,credential:password,username:username}),iceServer},createIceServers=function(urls,username,password){var iceServers=[];if(webrtcDetectedVersion>=34)iceServers={urls:urls,credential:password,username:username};else for(i=0;i38?element.srcObject=stream:void 0!==element.src&&(element.src=URL.createObjectURL(stream))}),attachMediaStream=function(element,stream){return"chrome"!==webrtcDetectedBrowser&&"opera"!==webrtcDetectedBrowser||stream?attachMediaStream_base(element,stream):element.src="",element},reattachMediaStream_base=reattachMediaStream,reattachMediaStream=function(to,from){return reattachMediaStream_base(to,from),to},window.attachMediaStream=attachMediaStream,window.reattachMediaStream=reattachMediaStream,window.getUserMedia=function(constraints,onSuccess,onFailure){navigator.getUserMedia(constraints,onSuccess,onFailure)},AdapterJS.attachMediaStream=attachMediaStream,AdapterJS.reattachMediaStream=reattachMediaStream,AdapterJS.getUserMedia=getUserMedia,"undefined"==typeof Promise&&(requestUserMedia=null),AdapterJS.maybeThroughWebRTCReady()),"undefined"!=typeof exports&&(module.exports=AdapterJS),AdapterJS.TEXT.EXTENSION={REQUIRE_INSTALLATION_FF:"To enable screensharing you need to install the Skylink WebRTC tools Firefox Add-on.",REQUIRE_INSTALLATION_CHROME:"To enable screensharing you need to install the Skylink WebRTC tools Chrome Extension.",REQUIRE_REFRESH:"Please refresh this page after the Skylink WebRTC tools extension has been installed.",BUTTON_FF:"Install Now",BUTTON_CHROME:"Go to Chrome Web Store"},AdapterJS.defineMediaSourcePolyfill=function(){var baseGetUserMedia=null,clone=function(obj){if(null===obj||"object"!=typeof obj)return obj;var copy=obj.constructor();for(var attr in obj)obj.hasOwnProperty(attr)&&(copy[attr]=obj[attr]);return copy};if(window.navigator.mozGetUserMedia?(baseGetUserMedia=window.navigator.getUserMedia,navigator.getUserMedia=function(constraints,successCb,failureCb){if(constraints&&constraints.video&&constraints.video.mediaSource){if("screen"!==constraints.video.mediaSource&&"window"!==constraints.video.mediaSource)return void failureCb(new Error('GetUserMedia: Only "screen" and "window" are supported as mediaSource constraints'));var updatedConstraints=clone(constraints);updatedConstraints.video.mozMediaSource=updatedConstraints.video.mediaSource;var checkIfReady=setInterval(function(){"complete"===document.readyState&&(clearInterval(checkIfReady),baseGetUserMedia(updatedConstraints,successCb,function(error){["NotAllowedError","PermissionDeniedError","SecurityError","NotAllowedError"].indexOf(error.name)>-1&&"https:"===window.parent.location.protocol?AdapterJS.renderNotificationBar(AdapterJS.TEXT.EXTENSION.REQUIRE_INSTALLATION_FF,AdapterJS.TEXT.EXTENSION.BUTTON_FF,function(e){window.open("https://addons.mozilla.org/en-US/firefox/addon/skylink-webrtc-tools/","_blank"),e.target&&e.target.parentElement&&e.target.nextElementSibling&&e.target.nextElementSibling.click&&e.target.nextElementSibling.click(),AdapterJS.renderNotificationBar(AdapterJS.TEXT.EXTENSION?AdapterJS.TEXT.EXTENSION.REQUIRE_REFRESH:AdapterJS.TEXT.REFRESH.REQUIRE_REFRESH,AdapterJS.TEXT.REFRESH.BUTTON,function(){window.open("javascript:location.reload()","_top")})}):failureCb(error)}))},1)}else baseGetUserMedia(constraints,successCb,failureCb)},AdapterJS.getUserMedia=window.getUserMedia=navigator.getUserMedia):window.navigator.webkitGetUserMedia&&"safari"!==window.webrtcDetectedBrowser?(baseGetUserMedia=window.navigator.getUserMedia,navigator.getUserMedia=function(constraints,successCb,failureCb){if(constraints&&constraints.video&&constraints.video.mediaSource){if("chrome"!==window.webrtcDetectedBrowser)return void failureCb(new Error("Current browser does not support screensharing"));var updatedConstraints=clone(constraints),chromeCallback=function(error,sourceId){error?failureCb("permission-denied"===error?new Error("Permission denied for screen retrieval"):new Error("Failed retrieving selected screen")):(updatedConstraints.video.mandatory=updatedConstraints.video.mandatory||{},updatedConstraints.video.mandatory.chromeMediaSource="desktop",updatedConstraints.video.mandatory.maxWidth=window.screen.width>1920?window.screen.width:1920,updatedConstraints.video.mandatory.maxHeight=window.screen.height>1080?window.screen.height:1080,sourceId&&(updatedConstraints.video.mandatory.chromeMediaSourceId=sourceId),delete updatedConstraints.video.mediaSource,baseGetUserMedia(updatedConstraints,successCb,failureCb))},onIFrameCallback=function(event){event.data&&(event.data.chromeMediaSourceId&&("PermissionDeniedError"===event.data.chromeMediaSourceId?chromeCallback("permission-denied"):chromeCallback(null,event.data.chromeMediaSourceId)),event.data.chromeExtensionStatus&&("not-installed"===event.data.chromeExtensionStatus?AdapterJS.renderNotificationBar(AdapterJS.TEXT.EXTENSION.REQUIRE_INSTALLATION_CHROME,AdapterJS.TEXT.EXTENSION.BUTTON_CHROME,function(e){window.open(event.data.data,"_blank"),e.target&&e.target.parentElement&&e.target.nextElementSibling&&e.target.nextElementSibling.click&&e.target.nextElementSibling.click(),AdapterJS.renderNotificationBar(AdapterJS.TEXT.EXTENSION?AdapterJS.TEXT.EXTENSION.REQUIRE_REFRESH:AdapterJS.TEXT.REFRESH.REQUIRE_REFRESH,AdapterJS.TEXT.REFRESH.BUTTON,function(){window.open("javascript:location.reload()","_top")})}):chromeCallback(event.data.chromeExtensionStatus,null)),window.removeEventListener("message",onIFrameCallback))};window.addEventListener("message",onIFrameCallback),postFrameMessage({captureSourceId:!0})}else baseGetUserMedia(constraints,successCb,failureCb)},AdapterJS.getUserMedia=window.getUserMedia=navigator.getUserMedia,navigator.mediaDevices.getUserMedia=function(constraints){return new Promise(function(resolve,reject){window.getUserMedia(constraints,resolve,reject)})}):navigator.mediaDevices&&navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)||(baseGetUserMedia=window.navigator.getUserMedia,navigator.getUserMedia=function(constraints,successCb,failureCb){if(constraints&&constraints.video&&constraints.video.mediaSource){var updatedConstraints=clone(constraints);AdapterJS.WebRTCPlugin.callWhenPluginReady(function(){if(!AdapterJS.WebRTCPlugin.plugin.HasScreensharingFeature||!AdapterJS.WebRTCPlugin.plugin.isScreensharingAvailable)return void failureCb(new Error("Your version of the WebRTC plugin does not support screensharing"));updatedConstraints.video.optional=updatedConstraints.video.optional||[],updatedConstraints.video.optional.push({sourceId:AdapterJS.WebRTCPlugin.plugin.screensharingKey||"Screensharing"}),delete updatedConstraints.video.mediaSource,baseGetUserMedia(updatedConstraints,successCb,failureCb)})}else baseGetUserMedia(constraints,successCb,failureCb)},AdapterJS.getUserMedia=getUserMedia=window.getUserMedia=navigator.getUserMedia,navigator.mediaDevices&&"undefined"!=typeof Promise&&(navigator.mediaDevices.getUserMedia=requestUserMedia)),"chrome"===window.webrtcDetectedBrowser){var iframe=document.createElement("iframe");iframe.onload=function(){iframe.isLoaded=!0},iframe.src="https://cdn.temasys.com.sg/skylink/extensions/detectRTC.html",iframe.style.display="none",(document.body||document.documentElement).appendChild(iframe);var postFrameMessage=function(object){if(object=object||{},!iframe.isLoaded)return void setTimeout(function(){iframe.contentWindow.postMessage(object,"*")},100);iframe.contentWindow.postMessage(object,"*")}}else window.webrtcDetectedBrowser},"function"!=typeof window.require&&AdapterJS.defineMediaSourcePolyfill(); \ No newline at end of file +$.verto.genUUID=function(){return generateGUID();}})(jQuery);(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.adapter=f()}})(function(){var define,module,exports;return(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o0?'m='+part:part).trim()+'\r\n';});};SDPUtils.matchPrefix=function(blob,prefix){return SDPUtils.splitLines(blob).filter(function(line){return line.indexOf(prefix)===0;});};SDPUtils.parseCandidate=function(line){var parts;if(line.indexOf('a=candidate:')===0){parts=line.substring(12).split(' ');}else{parts=line.substring(10).split(' ');} +var candidate={foundation:parts[0],component:parseInt(parts[1],10),protocol:parts[2].toLowerCase(),priority:parseInt(parts[3],10),ip:parts[4],port:parseInt(parts[5],10),type:parts[7]};for(var i=8;i0?parts[0].split('/')[1]:'sendrecv',uri:parts[1]};};SDPUtils.writeExtmap=function(headerExtension){return'a=extmap:'+(headerExtension.id||headerExtension.preferredId)+ +(headerExtension.direction&&headerExtension.direction!=='sendrecv'?'/'+headerExtension.direction:'')+' '+headerExtension.uri+'\r\n';};SDPUtils.parseFmtp=function(line){var parsed={};var kv;var parts=line.substr(line.indexOf(' ')+1).split(';');for(var j=0;j-1){parts.attribute=line.substr(sp+1,colon-sp-1);parts.value=line.substr(colon+1);}else{parts.attribute=line.substr(sp+1);} +return parts;};SDPUtils.getMid=function(mediaSection){var mid=SDPUtils.matchPrefix(mediaSection,'a=mid:')[0];if(mid){return mid.substr(6);}} +SDPUtils.parseFingerprint=function(line){var parts=line.substr(14).split(' ');return{algorithm:parts[0].toLowerCase(),value:parts[1]};};SDPUtils.getDtlsParameters=function(mediaSection,sessionpart){var lines=SDPUtils.matchPrefix(mediaSection+sessionpart,'a=fingerprint:');return{role:'auto',fingerprints:lines.map(SDPUtils.parseFingerprint)};};SDPUtils.writeDtlsParameters=function(params,setupType){var sdp='a=setup:'+setupType+'\r\n';params.fingerprints.forEach(function(fp){sdp+='a=fingerprint:'+fp.algorithm+' '+fp.value+'\r\n';});return sdp;};SDPUtils.getIceParameters=function(mediaSection,sessionpart){var lines=SDPUtils.splitLines(mediaSection);lines=lines.concat(SDPUtils.splitLines(sessionpart));var iceParameters={usernameFragment:lines.filter(function(line){return line.indexOf('a=ice-ufrag:')===0;})[0].substr(12),password:lines.filter(function(line){return line.indexOf('a=ice-pwd:')===0;})[0].substr(10)};return iceParameters;};SDPUtils.writeIceParameters=function(params){return'a=ice-ufrag:'+params.usernameFragment+'\r\n'+'a=ice-pwd:'+params.password+'\r\n';};SDPUtils.parseRtpParameters=function(mediaSection){var description={codecs:[],headerExtensions:[],fecMechanisms:[],rtcp:[]};var lines=SDPUtils.splitLines(mediaSection);var mline=lines[0].split(' ');for(var i=3;i0?'9':'0';sdp+=' UDP/TLS/RTP/SAVPF ';sdp+=caps.codecs.map(function(codec){if(codec.preferredPayloadType!==undefined){return codec.preferredPayloadType;} +return codec.payloadType;}).join(' ')+'\r\n';sdp+='c=IN IP4 0.0.0.0\r\n';sdp+='a=rtcp:9 IN IP4 0.0.0.0\r\n';caps.codecs.forEach(function(codec){sdp+=SDPUtils.writeRtpMap(codec);sdp+=SDPUtils.writeFmtp(codec);sdp+=SDPUtils.writeRtcpFb(codec);});var maxptime=0;caps.codecs.forEach(function(codec){if(codec.maxptime>maxptime){maxptime=codec.maxptime;}});if(maxptime>0){sdp+='a=maxptime:'+maxptime+'\r\n';} +sdp+='a=rtcp-mux\r\n';caps.headerExtensions.forEach(function(extension){sdp+=SDPUtils.writeExtmap(extension);});return sdp;};SDPUtils.parseRtpEncodingParameters=function(mediaSection){var encodingParameters=[];var description=SDPUtils.parseRtpParameters(mediaSection);var hasRed=description.fecMechanisms.indexOf('RED')!==-1;var hasUlpfec=description.fecMechanisms.indexOf('ULPFEC')!==-1;var ssrcs=SDPUtils.matchPrefix(mediaSection,'a=ssrc:').map(function(line){return SDPUtils.parseSsrcMedia(line);}).filter(function(parts){return parts.attribute==='cname';});var primarySsrc=ssrcs.length>0&&ssrcs[0].ssrc;var secondarySsrc;var flows=SDPUtils.matchPrefix(mediaSection,'a=ssrc-group:FID').map(function(line){var parts=line.split(' ');parts.shift();return parts.map(function(part){return parseInt(part,10);});});if(flows.length>0&&flows[0].length>1&&flows[0][0]===primarySsrc){secondarySsrc=flows[0][1];} +description.codecs.forEach(function(codec){if(codec.name.toUpperCase()==='RTX'&&codec.parameters.apt){var encParam={ssrc:primarySsrc,codecPayloadType:parseInt(codec.parameters.apt,10),rtx:{ssrc:secondarySsrc}};encodingParameters.push(encParam);if(hasRed){encParam=JSON.parse(JSON.stringify(encParam));encParam.fec={ssrc:secondarySsrc,mechanism:hasUlpfec?'red+ulpfec':'red'};encodingParameters.push(encParam);}}});if(encodingParameters.length===0&&primarySsrc){encodingParameters.push({ssrc:primarySsrc});} +var bandwidth=SDPUtils.matchPrefix(mediaSection,'b=');if(bandwidth.length){if(bandwidth[0].indexOf('b=TIAS:')===0){bandwidth=parseInt(bandwidth[0].substr(7),10);}else if(bandwidth[0].indexOf('b=AS:')===0){bandwidth=parseInt(bandwidth[0].substr(5),10)*1000*0.95 +-(50*40*8);}else{bandwidth=undefined;} +encodingParameters.forEach(function(params){params.maxBitrate=bandwidth;});} +return encodingParameters;};SDPUtils.parseRtcpParameters=function(mediaSection){var rtcpParameters={};var cname;var remoteSsrc=SDPUtils.matchPrefix(mediaSection,'a=ssrc:').map(function(line){return SDPUtils.parseSsrcMedia(line);}).filter(function(obj){return obj.attribute==='cname';})[0];if(remoteSsrc){rtcpParameters.cname=remoteSsrc.value;rtcpParameters.ssrc=remoteSsrc.ssrc;} +var rsize=SDPUtils.matchPrefix(mediaSection,'a=rtcp-rsize');rtcpParameters.reducedSize=rsize.length>0;rtcpParameters.compound=rsize.length===0;var mux=SDPUtils.matchPrefix(mediaSection,'a=rtcp-mux');rtcpParameters.mux=mux.length>0;return rtcpParameters;};SDPUtils.parseMsid=function(mediaSection){var parts;var spec=SDPUtils.matchPrefix(mediaSection,'a=msid:');if(spec.length===1){parts=spec[0].substr(7).split(' ');return{stream:parts[0],track:parts[1]};} +var planB=SDPUtils.matchPrefix(mediaSection,'a=ssrc:').map(function(line){return SDPUtils.parseSsrcMedia(line);}).filter(function(parts){return parts.attribute==='msid';});if(planB.length>0){parts=planB[0].value.split(' ');return{stream:parts[0],track:parts[1]};}};SDPUtils.generateSessionId=function(){return Math.random().toString().substr(2,21);};SDPUtils.writeSessionBoilerplate=function(sessId){var sessionId;if(sessId){sessionId=sessId;}else{sessionId=SDPUtils.generateSessionId();} +return'v=0\r\n'+'o=thisisadapterortc '+sessionId+' 2 IN IP4 127.0.0.1\r\n'+'s=-\r\n'+'t=0 0\r\n';};SDPUtils.writeMediaSection=function(transceiver,caps,type,stream){var sdp=SDPUtils.writeRtpDescription(transceiver.kind,caps);sdp+=SDPUtils.writeIceParameters(transceiver.iceGatherer.getLocalParameters());sdp+=SDPUtils.writeDtlsParameters(transceiver.dtlsTransport.getLocalParameters(),type==='offer'?'actpass':'active');sdp+='a=mid:'+transceiver.mid+'\r\n';if(transceiver.direction){sdp+='a='+transceiver.direction+'\r\n';}else if(transceiver.rtpSender&&transceiver.rtpReceiver){sdp+='a=sendrecv\r\n';}else if(transceiver.rtpSender){sdp+='a=sendonly\r\n';}else if(transceiver.rtpReceiver){sdp+='a=recvonly\r\n';}else{sdp+='a=inactive\r\n';} +if(transceiver.rtpSender){var msid='msid:'+stream.id+' '+ +transceiver.rtpSender.track.id+'\r\n';sdp+='a='+msid;sdp+='a=ssrc:'+transceiver.sendEncodingParameters[0].ssrc+' '+msid;if(transceiver.sendEncodingParameters[0].rtx){sdp+='a=ssrc:'+transceiver.sendEncodingParameters[0].rtx.ssrc+' '+msid;sdp+='a=ssrc-group:FID '+ +transceiver.sendEncodingParameters[0].ssrc+' '+ +transceiver.sendEncodingParameters[0].rtx.ssrc+'\r\n';}} +sdp+='a=ssrc:'+transceiver.sendEncodingParameters[0].ssrc+' cname:'+SDPUtils.localCName+'\r\n';if(transceiver.rtpSender&&transceiver.sendEncodingParameters[0].rtx){sdp+='a=ssrc:'+transceiver.sendEncodingParameters[0].rtx.ssrc+' cname:'+SDPUtils.localCName+'\r\n';} +return sdp;};SDPUtils.getDirection=function(mediaSection,sessionpart){var lines=SDPUtils.splitLines(mediaSection);for(var i=0;i0&&typeof selector==='function'){return origGetStats.apply(this,arguments);} +if(origGetStats.length===0&&(arguments.length===0||typeof arguments[0]!=='function')){return origGetStats.apply(this,[]);} +var fixChromeStats_=function(response){var standardReport={};var reports=response.result();reports.forEach(function(report){var standardStats={id:report.id,timestamp:report.timestamp,type:{localcandidate:'local-candidate',remotecandidate:'remote-candidate'}[report.type]||report.type};report.names().forEach(function(name){standardStats[name]=report.stat(name);});standardReport[standardStats.id]=standardStats;});return standardReport;};var makeMapStats=function(stats){return new Map(Object.keys(stats).map(function(key){return[key,stats[key]];}));};if(arguments.length>=2){var successCallbackWrapper_=function(response){args[1](makeMapStats(fixChromeStats_(response)));};return origGetStats.apply(this,[successCallbackWrapper_,arguments[0]]);} +return new Promise(function(resolve,reject){origGetStats.apply(self,[function(response){resolve(makeMapStats(fixChromeStats_(response)));},reject]);}).then(successCallback,errorCallback);};if(browserDetails.version<51){['setLocalDescription','setRemoteDescription','addIceCandidate'].forEach(function(method){var nativeMethod=window.RTCPeerConnection.prototype[method];window.RTCPeerConnection.prototype[method]=function(){var args=arguments;var self=this;var promise=new Promise(function(resolve,reject){nativeMethod.apply(self,[args[0],resolve,reject]);});if(args.length<2){return promise;} +return promise.then(function(){args[1].apply(null,[]);},function(err){if(args.length>=3){args[2].apply(null,[err]);}});};});} +if(browserDetails.version<52){['createOffer','createAnswer'].forEach(function(method){var nativeMethod=window.RTCPeerConnection.prototype[method];window.RTCPeerConnection.prototype[method]=function(){var self=this;if(arguments.length<1||(arguments.length===1&&typeof arguments[0]==='object')){var opts=arguments.length===1?arguments[0]:undefined;return new Promise(function(resolve,reject){nativeMethod.apply(self,[resolve,reject,opts]);});} +return nativeMethod.apply(this,arguments);};});} +['setLocalDescription','setRemoteDescription','addIceCandidate'].forEach(function(method){var nativeMethod=window.RTCPeerConnection.prototype[method];window.RTCPeerConnection.prototype[method]=function(){arguments[0]=new((method==='addIceCandidate')?window.RTCIceCandidate:window.RTCSessionDescription)(arguments[0]);return nativeMethod.apply(this,arguments);};});var nativeAddIceCandidate=window.RTCPeerConnection.prototype.addIceCandidate;window.RTCPeerConnection.prototype.addIceCandidate=function(){if(!arguments[0]){if(arguments[1]){arguments[1].apply(null);} +return Promise.resolve();} +return nativeAddIceCandidate.apply(this,arguments);};}};module.exports={shimMediaStream:chromeShim.shimMediaStream,shimOnTrack:chromeShim.shimOnTrack,shimGetSendersWithDtmf:chromeShim.shimGetSendersWithDtmf,shimSourceObject:chromeShim.shimSourceObject,shimPeerConnection:chromeShim.shimPeerConnection,shimGetUserMedia:require('./getusermedia')};},{"../utils.js":12,"./getusermedia":5}],5:[function(require,module,exports){'use strict';var utils=require('../utils.js');var logging=utils.log;module.exports=function(window){var browserDetails=utils.detectBrowser(window);var navigator=window&&window.navigator;var constraintsToChrome_=function(c){if(typeof c!=='object'||c.mandatory||c.optional){return c;} +var cc={};Object.keys(c).forEach(function(key){if(key==='require'||key==='advanced'||key==='mediaSource'){return;} +var r=(typeof c[key]==='object')?c[key]:{ideal:c[key]};if(r.exact!==undefined&&typeof r.exact==='number'){r.min=r.max=r.exact;} +var oldname_=function(prefix,name){if(prefix){return prefix+name.charAt(0).toUpperCase()+name.slice(1);} +return(name==='deviceId')?'sourceId':name;};if(r.ideal!==undefined){cc.optional=cc.optional||[];var oc={};if(typeof r.ideal==='number'){oc[oldname_('min',key)]=r.ideal;cc.optional.push(oc);oc={};oc[oldname_('max',key)]=r.ideal;cc.optional.push(oc);}else{oc[oldname_('',key)]=r.ideal;cc.optional.push(oc);}} +if(r.exact!==undefined&&typeof r.exact!=='number'){cc.mandatory=cc.mandatory||{};cc.mandatory[oldname_('',key)]=r.exact;}else{['min','max'].forEach(function(mix){if(r[mix]!==undefined){cc.mandatory=cc.mandatory||{};cc.mandatory[oldname_(mix,key)]=r[mix];}});}});if(c.advanced){cc.optional=(cc.optional||[]).concat(c.advanced);} +return cc;};var shimConstraints_=function(constraints,func){constraints=JSON.parse(JSON.stringify(constraints));if(constraints&&typeof constraints.audio==='object'){var remap=function(obj,a,b){if(a in obj&&!(b in obj)){obj[b]=obj[a];delete obj[a];}};constraints=JSON.parse(JSON.stringify(constraints));remap(constraints.audio,'autoGainControl','googAutoGainControl');remap(constraints.audio,'noiseSuppression','googNoiseSuppression');constraints.audio=constraintsToChrome_(constraints.audio);} +if(constraints&&typeof constraints.video==='object'){var face=constraints.video.facingMode;face=face&&((typeof face==='object')?face:{ideal:face});var getSupportedFacingModeLies=browserDetails.version<61;if((face&&(face.exact==='user'||face.exact==='environment'||face.ideal==='user'||face.ideal==='environment'))&&!(navigator.mediaDevices.getSupportedConstraints&&navigator.mediaDevices.getSupportedConstraints().facingMode&&!getSupportedFacingModeLies)){delete constraints.video.facingMode;var matches;if(face.exact==='environment'||face.ideal==='environment'){matches=['back','rear'];}else if(face.exact==='user'||face.ideal==='user'){matches=['front'];} +if(matches){return navigator.mediaDevices.enumerateDevices().then(function(devices){devices=devices.filter(function(d){return d.kind==='videoinput';});var dev=devices.find(function(d){return matches.some(function(match){return d.label.toLowerCase().indexOf(match)!==-1;});});if(!dev&&devices.length&&matches.indexOf('back')!==-1){dev=devices[devices.length-1];} +if(dev){constraints.video.deviceId=face.exact?{exact:dev.deviceId}:{ideal:dev.deviceId};} +constraints.video=constraintsToChrome_(constraints.video);logging('chrome: '+JSON.stringify(constraints));return func(constraints);});}} +constraints.video=constraintsToChrome_(constraints.video);} +logging('chrome: '+JSON.stringify(constraints));return func(constraints);};var shimError_=function(e){return{name:{PermissionDeniedError:'NotAllowedError',InvalidStateError:'NotReadableError',DevicesNotFoundError:'NotFoundError',ConstraintNotSatisfiedError:'OverconstrainedError',TrackStartError:'NotReadableError',MediaDeviceFailedDueToShutdown:'NotReadableError',MediaDeviceKillSwitchOn:'NotReadableError'}[e.name]||e.name,message:e.message,constraint:e.constraintName,toString:function(){return this.name+(this.message&&': ')+this.message;}};};var getUserMedia_=function(constraints,onSuccess,onError){shimConstraints_(constraints,function(c){navigator.webkitGetUserMedia(c,onSuccess,function(e){onError(shimError_(e));});});};navigator.getUserMedia=getUserMedia_;var getUserMediaPromise_=function(constraints){return new Promise(function(resolve,reject){navigator.getUserMedia(constraints,resolve,reject);});};if(!navigator.mediaDevices){navigator.mediaDevices={getUserMedia:getUserMediaPromise_,enumerateDevices:function(){return new Promise(function(resolve){var kinds={audio:'audioinput',video:'videoinput'};return window.MediaStreamTrack.getSources(function(devices){resolve(devices.map(function(device){return{label:device.label,kind:kinds[device.kind],deviceId:device.id,groupId:''};}));});});},getSupportedConstraints:function(){return{deviceId:true,echoCancellation:true,facingMode:true,frameRate:true,height:true,width:true};}};} +if(!navigator.mediaDevices.getUserMedia){navigator.mediaDevices.getUserMedia=function(constraints){return getUserMediaPromise_(constraints);};}else{var origGetUserMedia=navigator.mediaDevices.getUserMedia.bind(navigator.mediaDevices);navigator.mediaDevices.getUserMedia=function(cs){return shimConstraints_(cs,function(c){return origGetUserMedia(c).then(function(stream){if(c.audio&&!stream.getAudioTracks().length||c.video&&!stream.getVideoTracks().length){stream.getTracks().forEach(function(track){track.stop();});throw new DOMException('','NotFoundError');} +return stream;},function(e){return Promise.reject(shimError_(e));});});};} +if(typeof navigator.mediaDevices.addEventListener==='undefined'){navigator.mediaDevices.addEventListener=function(){logging('Dummy mediaDevices.addEventListener called.');};} +if(typeof navigator.mediaDevices.removeEventListener==='undefined'){navigator.mediaDevices.removeEventListener=function(){logging('Dummy mediaDevices.removeEventListener called.');};}};},{"../utils.js":12}],6:[function(require,module,exports){'use strict';var utils=require('../utils');var shimRTCPeerConnection=require('./rtcpeerconnection_shim');module.exports={shimGetUserMedia:require('./getusermedia'),shimPeerConnection:function(window){var browserDetails=utils.detectBrowser(window);if(window.RTCIceGatherer){if(!window.RTCIceCandidate){window.RTCIceCandidate=function(args){return args;};} +if(!window.RTCSessionDescription){window.RTCSessionDescription=function(args){return args;};} +if(browserDetails.version<15025){var origMSTEnabled=Object.getOwnPropertyDescriptor(window.MediaStreamTrack.prototype,'enabled');Object.defineProperty(window.MediaStreamTrack.prototype,'enabled',{set:function(value){origMSTEnabled.set.call(this,value);var ev=new Event('enabled');ev.enabled=value;this.dispatchEvent(ev);}});}} +window.RTCPeerConnection=shimRTCPeerConnection(window,browserDetails.version);},shimReplaceTrack:function(window){if(window.RTCRtpSender&&!('replaceTrack'in window.RTCRtpSender.prototype)){window.RTCRtpSender.prototype.replaceTrack=window.RTCRtpSender.prototype.setTrack;}}};},{"../utils":12,"./getusermedia":7,"./rtcpeerconnection_shim":8}],7:[function(require,module,exports){'use strict';module.exports=function(window){var navigator=window&&window.navigator;var shimError_=function(e){return{name:{PermissionDeniedError:'NotAllowedError'}[e.name]||e.name,message:e.message,constraint:e.constraint,toString:function(){return this.name;}};};var origGetUserMedia=navigator.mediaDevices.getUserMedia.bind(navigator.mediaDevices);navigator.mediaDevices.getUserMedia=function(c){return origGetUserMedia(c).catch(function(e){return Promise.reject(shimError_(e));});};};},{}],8:[function(require,module,exports){'use strict';var SDPUtils=require('sdp');function sortTracks(tracks){var audioTracks=tracks.filter(function(track){return track.kind==='audio';});var videoTracks=tracks.filter(function(track){return track.kind==='video';});tracks=[];while(audioTracks.length||videoTracks.length){if(audioTracks.length){tracks.push(audioTracks.shift());} +if(videoTracks.length){tracks.push(videoTracks.shift());}} +return tracks;} +function filterIceServers(iceServers,edgeVersion){var hasTurn=false;iceServers=JSON.parse(JSON.stringify(iceServers));return iceServers.filter(function(server){if(server&&(server.urls||server.url)){var urls=server.urls||server.url;if(server.url&&!server.urls){console.warn('RTCIceServer.url is deprecated! Use urls instead.');} +var isString=typeof urls==='string';if(isString){urls=[urls];} +urls=urls.filter(function(url){var validTurn=url.indexOf('turn:')===0&&url.indexOf('transport=udp')!==-1&&url.indexOf('turn:[')===-1&&!hasTurn;if(validTurn){hasTurn=true;return true;} +return url.indexOf('stun:')===0&&edgeVersion>=14393;});delete server.url;server.urls=isString?urls[0]:urls;return!!urls.length;} +return false;});} +function getCommonCapabilities(localCapabilities,remoteCapabilities){var commonCapabilities={codecs:[],headerExtensions:[],fecMechanisms:[]};var findCodecByPayloadType=function(pt,codecs){pt=parseInt(pt,10);for(var i=0;i0;var transceiver={track:null,iceGatherer:null,iceTransport:null,dtlsTransport:null,localCapabilities:null,remoteCapabilities:null,rtpSender:null,rtpReceiver:null,kind:kind,mid:null,sendEncodingParameters:null,recvEncodingParameters:null,stream:null,wantReceive:true};if(this.usingBundle&&hasBundleTransport){transceiver.iceTransport=this.transceivers[0].iceTransport;transceiver.dtlsTransport=this.transceivers[0].dtlsTransport;}else{var transports=this._createIceAndDtlsTransports();transceiver.iceTransport=transports.iceTransport;transceiver.dtlsTransport=transports.dtlsTransport;} +this.transceivers.push(transceiver);return transceiver;};RTCPeerConnection.prototype.addTrack=function(track,stream){var transceiver;for(var i=0;i=15025){this.localStreams.push(stream);stream.getTracks().forEach(function(track){self.addTrack(track,stream);});}else{var clonedStream=stream.clone();stream.getTracks().forEach(function(track,idx){var clonedTrack=clonedStream.getTracks()[idx];track.addEventListener('enabled',function(event){clonedTrack.enabled=event.enabled;});});clonedStream.getTracks().forEach(function(track){self.addTrack(track,clonedStream);});this.localStreams.push(clonedStream);} +this._maybeFireNegotiationNeeded();};RTCPeerConnection.prototype.removeStream=function(stream){var idx=this.localStreams.indexOf(stream);if(idx>-1){this.localStreams.splice(idx,1);this._maybeFireNegotiationNeeded();}};RTCPeerConnection.prototype.getSenders=function(){return this.transceivers.filter(function(transceiver){return!!transceiver.rtpSender;}).map(function(transceiver){return transceiver.rtpSender;});};RTCPeerConnection.prototype.getReceivers=function(){return this.transceivers.filter(function(transceiver){return!!transceiver.rtpReceiver;}).map(function(transceiver){return transceiver.rtpReceiver;});};RTCPeerConnection.prototype._createIceGatherer=function(mid,sdpMLineIndex){var self=this;var iceGatherer=new window.RTCIceGatherer(self.iceOptions);iceGatherer.onlocalcandidate=function(evt){var event=new Event('icecandidate');event.candidate={sdpMid:mid,sdpMLineIndex:sdpMLineIndex};var cand=evt.candidate;var end=!cand||Object.keys(cand).length===0;if(end){if(iceGatherer.state===undefined){iceGatherer.state='completed';}}else{cand.component=1;event.candidate.candidate=SDPUtils.writeCandidate(cand);} +var sections=SDPUtils.splitSections(self.localDescription.sdp);if(!end){sections[event.candidate.sdpMLineIndex+1]+='a='+event.candidate.candidate+'\r\n';}else{sections[event.candidate.sdpMLineIndex+1]+='a=end-of-candidates\r\n';} +self.localDescription.sdp=sections.join('');var transceivers=self._pendingOffer?self._pendingOffer:self.transceivers;var complete=transceivers.every(function(transceiver){return transceiver.iceGatherer&&transceiver.iceGatherer.state==='completed';});switch(self.iceGatheringState){case'new':if(!end){self._localIceCandidatesBuffer.push(event);} +if(end&&complete){self._localIceCandidatesBuffer.push(new Event('icecandidate'));} +break;case'gathering':self._emitBufferedCandidates();if(!end){self.dispatchEvent(event);if(self.onicecandidate!==null){self.onicecandidate(event);}} +if(complete){self.dispatchEvent(new Event('icecandidate'));if(self.onicecandidate!==null){self.onicecandidate(new Event('icecandidate'));} +self.iceGatheringState='complete';self._emitGatheringStateChange();} +break;case'complete':break;default:break;}};return iceGatherer;};RTCPeerConnection.prototype._createIceAndDtlsTransports=function(){var self=this;var iceTransport=new window.RTCIceTransport(null);iceTransport.onicestatechange=function(){self._updateConnectionState();};var dtlsTransport=new window.RTCDtlsTransport(iceTransport);dtlsTransport.ondtlsstatechange=function(){self._updateConnectionState();};dtlsTransport.onerror=function(){Object.defineProperty(dtlsTransport,'state',{value:'failed',writable:true});self._updateConnectionState();};return{iceTransport:iceTransport,dtlsTransport:dtlsTransport};};RTCPeerConnection.prototype._disposeIceAndDtlsTransports=function(sdpMLineIndex){var iceGatherer=this.transceivers[sdpMLineIndex].iceGatherer;if(iceGatherer){delete iceGatherer.onlocalcandidate;delete this.transceivers[sdpMLineIndex].iceGatherer;} +var iceTransport=this.transceivers[sdpMLineIndex].iceTransport;if(iceTransport){delete iceTransport.onicestatechange;delete this.transceivers[sdpMLineIndex].iceTransport;} +var dtlsTransport=this.transceivers[sdpMLineIndex].dtlsTransport;if(dtlsTransport){delete dtlsTransport.ondtlssttatechange;delete dtlsTransport.onerror;delete this.transceivers[sdpMLineIndex].dtlsTransport;}};RTCPeerConnection.prototype._transceive=function(transceiver,send,recv){var params=getCommonCapabilities(transceiver.localCapabilities,transceiver.remoteCapabilities);if(send&&transceiver.rtpSender){params.encodings=transceiver.sendEncodingParameters;params.rtcp={cname:SDPUtils.localCName,compound:transceiver.rtcpParameters.compound};if(transceiver.recvEncodingParameters.length){params.rtcp.ssrc=transceiver.recvEncodingParameters[0].ssrc;} +transceiver.rtpSender.send(params);} +if(recv&&transceiver.rtpReceiver){if(transceiver.kind==='video'&&transceiver.recvEncodingParameters&&edgeVersion<15019){transceiver.recvEncodingParameters.forEach(function(p){delete p.rtx;});} +params.encodings=transceiver.recvEncodingParameters;params.rtcp={cname:transceiver.rtcpParameters.cname,compound:transceiver.rtcpParameters.compound};if(transceiver.sendEncodingParameters.length){params.rtcp.ssrc=transceiver.sendEncodingParameters[0].ssrc;} +transceiver.rtpReceiver.receive(params);}};RTCPeerConnection.prototype.setLocalDescription=function(description){var self=this;if(!isActionAllowedInSignalingState('setLocalDescription',description.type,this.signalingState)){var e=new Error('Can not set local '+description.type+' in state '+this.signalingState);e.name='InvalidStateError';if(arguments.length>2&&typeof arguments[2]==='function'){window.setTimeout(arguments[2],0,e);} +return Promise.reject(e);} +var sections;var sessionpart;if(description.type==='offer'){if(this._pendingOffer){sections=SDPUtils.splitSections(description.sdp);sessionpart=sections.shift();sections.forEach(function(mediaSection,sdpMLineIndex){var caps=SDPUtils.parseRtpParameters(mediaSection);self._pendingOffer[sdpMLineIndex].localCapabilities=caps;});this.transceivers=this._pendingOffer;delete this._pendingOffer;}}else if(description.type==='answer'){sections=SDPUtils.splitSections(self.remoteDescription.sdp);sessionpart=sections.shift();var isIceLite=SDPUtils.matchPrefix(sessionpart,'a=ice-lite').length>0;sections.forEach(function(mediaSection,sdpMLineIndex){var transceiver=self.transceivers[sdpMLineIndex];var iceGatherer=transceiver.iceGatherer;var iceTransport=transceiver.iceTransport;var dtlsTransport=transceiver.dtlsTransport;var localCapabilities=transceiver.localCapabilities;var remoteCapabilities=transceiver.remoteCapabilities;var rejected=SDPUtils.isRejected(mediaSection);if(!rejected&&!transceiver.isDatachannel){var remoteIceParameters=SDPUtils.getIceParameters(mediaSection,sessionpart);var remoteDtlsParameters=SDPUtils.getDtlsParameters(mediaSection,sessionpart);if(isIceLite){remoteDtlsParameters.role='server';} +if(!self.usingBundle||sdpMLineIndex===0){iceTransport.start(iceGatherer,remoteIceParameters,isIceLite?'controlling':'controlled');dtlsTransport.start(remoteDtlsParameters);} +var params=getCommonCapabilities(localCapabilities,remoteCapabilities);self._transceive(transceiver,params.codecs.length>0,false);}});} +this.localDescription={type:description.type,sdp:description.sdp};switch(description.type){case'offer':this._updateSignalingState('have-local-offer');break;case'answer':this._updateSignalingState('stable');break;default:throw new TypeError('unsupported type "'+description.type+'"');} +var hasCallback=arguments.length>1&&typeof arguments[1]==='function';if(hasCallback){var cb=arguments[1];window.setTimeout(function(){cb();if(self.iceGatheringState==='new'){self.iceGatheringState='gathering';self._emitGatheringStateChange();} +self._emitBufferedCandidates();},0);} +var p=Promise.resolve();p.then(function(){if(!hasCallback){if(self.iceGatheringState==='new'){self.iceGatheringState='gathering';self._emitGatheringStateChange();} +window.setTimeout(self._emitBufferedCandidates.bind(self),500);}});return p;};RTCPeerConnection.prototype.setRemoteDescription=function(description){var self=this;if(!isActionAllowedInSignalingState('setRemoteDescription',description.type,this.signalingState)){var e=new Error('Can not set remote '+description.type+' in state '+this.signalingState);e.name='InvalidStateError';if(arguments.length>2&&typeof arguments[2]==='function'){window.setTimeout(arguments[2],0,e);} +return Promise.reject(e);} +var streams={};var receiverList=[];var sections=SDPUtils.splitSections(description.sdp);var sessionpart=sections.shift();var isIceLite=SDPUtils.matchPrefix(sessionpart,'a=ice-lite').length>0;var usingBundle=SDPUtils.matchPrefix(sessionpart,'a=group:BUNDLE ').length>0;this.usingBundle=usingBundle;var iceOptions=SDPUtils.matchPrefix(sessionpart,'a=ice-options:')[0];if(iceOptions){this.canTrickleIceCandidates=iceOptions.substr(14).split(' ').indexOf('trickle')>=0;}else{this.canTrickleIceCandidates=false;} +sections.forEach(function(mediaSection,sdpMLineIndex){var lines=SDPUtils.splitLines(mediaSection);var kind=SDPUtils.getKind(mediaSection);var rejected=SDPUtils.isRejected(mediaSection);var protocol=lines[0].substr(2).split(' ')[2];var direction=SDPUtils.getDirection(mediaSection,sessionpart);var remoteMsid=SDPUtils.parseMsid(mediaSection);var mid=SDPUtils.getMid(mediaSection)||SDPUtils.generateIdentifier();if(kind==='application'&&protocol==='DTLS/SCTP'){self.transceivers[sdpMLineIndex]={mid:mid,isDatachannel:true};return;} +var transceiver;var iceGatherer;var iceTransport;var dtlsTransport;var rtpReceiver;var sendEncodingParameters;var recvEncodingParameters;var localCapabilities;var track;var remoteCapabilities=SDPUtils.parseRtpParameters(mediaSection);var remoteIceParameters;var remoteDtlsParameters;if(!rejected){remoteIceParameters=SDPUtils.getIceParameters(mediaSection,sessionpart);remoteDtlsParameters=SDPUtils.getDtlsParameters(mediaSection,sessionpart);remoteDtlsParameters.role='client';} +recvEncodingParameters=SDPUtils.parseRtpEncodingParameters(mediaSection);var rtcpParameters=SDPUtils.parseRtcpParameters(mediaSection);var isComplete=SDPUtils.matchPrefix(mediaSection,'a=end-of-candidates',sessionpart).length>0;var cands=SDPUtils.matchPrefix(mediaSection,'a=candidate:').map(function(cand){return SDPUtils.parseCandidate(cand);}).filter(function(cand){return cand.component==='1'||cand.component===1;});if((description.type==='offer'||description.type==='answer')&&!rejected&&usingBundle&&sdpMLineIndex>0&&self.transceivers[sdpMLineIndex]){self._disposeIceAndDtlsTransports(sdpMLineIndex);self.transceivers[sdpMLineIndex].iceGatherer=self.transceivers[0].iceGatherer;self.transceivers[sdpMLineIndex].iceTransport=self.transceivers[0].iceTransport;self.transceivers[sdpMLineIndex].dtlsTransport=self.transceivers[0].dtlsTransport;if(self.transceivers[sdpMLineIndex].rtpSender){self.transceivers[sdpMLineIndex].rtpSender.setTransport(self.transceivers[0].dtlsTransport);} +if(self.transceivers[sdpMLineIndex].rtpReceiver){self.transceivers[sdpMLineIndex].rtpReceiver.setTransport(self.transceivers[0].dtlsTransport);}} +if(description.type==='offer'&&!rejected){transceiver=self.transceivers[sdpMLineIndex]||self._createTransceiver(kind);transceiver.mid=mid;if(!transceiver.iceGatherer){transceiver.iceGatherer=usingBundle&&sdpMLineIndex>0?self.transceivers[0].iceGatherer:self._createIceGatherer(mid,sdpMLineIndex);} +if(isComplete&&(!usingBundle||sdpMLineIndex===0)){transceiver.iceTransport.setRemoteCandidates(cands);} +localCapabilities=window.RTCRtpReceiver.getCapabilities(kind);if(edgeVersion<15019){localCapabilities.codecs=localCapabilities.codecs.filter(function(codec){return codec.name!=='rtx';});} +sendEncodingParameters=[{ssrc:(2*sdpMLineIndex+2)*1001}];if(direction==='sendrecv'||direction==='sendonly'){rtpReceiver=new window.RTCRtpReceiver(transceiver.dtlsTransport,kind);track=rtpReceiver.track;if(remoteMsid){if(!streams[remoteMsid.stream]){streams[remoteMsid.stream]=new window.MediaStream();Object.defineProperty(streams[remoteMsid.stream],'id',{get:function(){return remoteMsid.stream;}});} +Object.defineProperty(track,'id',{get:function(){return remoteMsid.track;}});streams[remoteMsid.stream].addTrack(track);receiverList.push([track,rtpReceiver,streams[remoteMsid.stream]]);}else{if(!streams.default){streams.default=new window.MediaStream();} +streams.default.addTrack(track);receiverList.push([track,rtpReceiver,streams.default]);}} +transceiver.localCapabilities=localCapabilities;transceiver.remoteCapabilities=remoteCapabilities;transceiver.rtpReceiver=rtpReceiver;transceiver.rtcpParameters=rtcpParameters;transceiver.sendEncodingParameters=sendEncodingParameters;transceiver.recvEncodingParameters=recvEncodingParameters;self._transceive(self.transceivers[sdpMLineIndex],false,direction==='sendrecv'||direction==='sendonly');}else if(description.type==='answer'&&!rejected){transceiver=self.transceivers[sdpMLineIndex];iceGatherer=transceiver.iceGatherer;iceTransport=transceiver.iceTransport;dtlsTransport=transceiver.dtlsTransport;rtpReceiver=transceiver.rtpReceiver;sendEncodingParameters=transceiver.sendEncodingParameters;localCapabilities=transceiver.localCapabilities;self.transceivers[sdpMLineIndex].recvEncodingParameters=recvEncodingParameters;self.transceivers[sdpMLineIndex].remoteCapabilities=remoteCapabilities;self.transceivers[sdpMLineIndex].rtcpParameters=rtcpParameters;if((isIceLite||isComplete)&&cands.length){iceTransport.setRemoteCandidates(cands);} +if(!usingBundle||sdpMLineIndex===0){iceTransport.start(iceGatherer,remoteIceParameters,'controlling');dtlsTransport.start(remoteDtlsParameters);} +self._transceive(transceiver,direction==='sendrecv'||direction==='recvonly',direction==='sendrecv'||direction==='sendonly');if(rtpReceiver&&(direction==='sendrecv'||direction==='sendonly')){track=rtpReceiver.track;if(remoteMsid){if(!streams[remoteMsid.stream]){streams[remoteMsid.stream]=new window.MediaStream();} +streams[remoteMsid.stream].addTrack(track);receiverList.push([track,rtpReceiver,streams[remoteMsid.stream]]);}else{if(!streams.default){streams.default=new window.MediaStream();} +streams.default.addTrack(track);receiverList.push([track,rtpReceiver,streams.default]);}}else{delete transceiver.rtpReceiver;}}});this.remoteDescription={type:description.type,sdp:description.sdp};switch(description.type){case'offer':this._updateSignalingState('have-remote-offer');break;case'answer':this._updateSignalingState('stable');break;default:throw new TypeError('unsupported type "'+description.type+'"');} +Object.keys(streams).forEach(function(sid){var stream=streams[sid];if(stream.getTracks().length){self.remoteStreams.push(stream);var event=new Event('addstream');event.stream=stream;self.dispatchEvent(event);if(self.onaddstream!==null){window.setTimeout(function(){self.onaddstream(event);},0);} +receiverList.forEach(function(item){var track=item[0];var receiver=item[1];if(stream.id!==item[2].id){return;} +var trackEvent=new Event('track');trackEvent.track=track;trackEvent.receiver=receiver;trackEvent.streams=[stream];self.dispatchEvent(trackEvent);if(self.ontrack!==null){window.setTimeout(function(){self.ontrack(trackEvent);},0);}});}});window.setTimeout(function(){if(!(self&&self.transceivers)){return;} +self.transceivers.forEach(function(transceiver){if(transceiver.iceTransport&&transceiver.iceTransport.state==='new'&&transceiver.iceTransport.getRemoteCandidates().length>0){console.warn('Timeout for addRemoteCandidate. Consider sending '+'an end-of-candidates notification');transceiver.iceTransport.addRemoteCandidate({});}});},4000);if(arguments.length>1&&typeof arguments[1]==='function'){window.setTimeout(arguments[1],0);} +return Promise.resolve();};RTCPeerConnection.prototype.close=function(){this.transceivers.forEach(function(transceiver){if(transceiver.iceTransport){transceiver.iceTransport.stop();} +if(transceiver.dtlsTransport){transceiver.dtlsTransport.stop();} +if(transceiver.rtpSender){transceiver.rtpSender.stop();} +if(transceiver.rtpReceiver){transceiver.rtpReceiver.stop();}});this._updateSignalingState('closed');};RTCPeerConnection.prototype._updateSignalingState=function(newState){this.signalingState=newState;var event=new Event('signalingstatechange');this.dispatchEvent(event);if(this.onsignalingstatechange!==null){this.onsignalingstatechange(event);}};RTCPeerConnection.prototype._maybeFireNegotiationNeeded=function(){var self=this;if(this.signalingState!=='stable'||this.needNegotiation===true){return;} +this.needNegotiation=true;window.setTimeout(function(){if(self.needNegotiation===false){return;} +self.needNegotiation=false;var event=new Event('negotiationneeded');self.dispatchEvent(event);if(self.onnegotiationneeded!==null){self.onnegotiationneeded(event);}},0);};RTCPeerConnection.prototype._updateConnectionState=function(){var self=this;var newState;var states={'new':0,closed:0,connecting:0,checking:0,connected:0,completed:0,disconnected:0,failed:0};this.transceivers.forEach(function(transceiver){states[transceiver.iceTransport.state]++;states[transceiver.dtlsTransport.state]++;});states.connected+=states.completed;newState='new';if(states.failed>0){newState='failed';}else if(states.connecting>0||states.checking>0){newState='connecting';}else if(states.disconnected>0){newState='disconnected';}else if(states.new>0){newState='new';}else if(states.connected>0||states.completed>0){newState='connected';} +if(newState!==self.iceConnectionState){self.iceConnectionState=newState;var event=new Event('iceconnectionstatechange');this.dispatchEvent(event);if(this.oniceconnectionstatechange!==null){this.oniceconnectionstatechange(event);}}};RTCPeerConnection.prototype.createOffer=function(){var self=this;if(this._pendingOffer){throw new Error('createOffer called while there is a pending offer.');} +var offerOptions;if(arguments.length===1&&typeof arguments[0]!=='function'){offerOptions=arguments[0];}else if(arguments.length===3){offerOptions=arguments[2];} +var numAudioTracks=this.transceivers.filter(function(t){return t.kind==='audio';}).length;var numVideoTracks=this.transceivers.filter(function(t){return t.kind==='video';}).length;if(offerOptions){if(offerOptions.mandatory||offerOptions.optional){throw new TypeError('Legacy mandatory/optional constraints not supported.');} +if(offerOptions.offerToReceiveAudio!==undefined){if(offerOptions.offerToReceiveAudio===true){numAudioTracks=1;}else if(offerOptions.offerToReceiveAudio===false){numAudioTracks=0;}else{numAudioTracks=offerOptions.offerToReceiveAudio;}} +if(offerOptions.offerToReceiveVideo!==undefined){if(offerOptions.offerToReceiveVideo===true){numVideoTracks=1;}else if(offerOptions.offerToReceiveVideo===false){numVideoTracks=0;}else{numVideoTracks=offerOptions.offerToReceiveVideo;}}} +this.transceivers.forEach(function(transceiver){if(transceiver.kind==='audio'){numAudioTracks--;if(numAudioTracks<0){transceiver.wantReceive=false;}}else if(transceiver.kind==='video'){numVideoTracks--;if(numVideoTracks<0){transceiver.wantReceive=false;}}});while(numAudioTracks>0||numVideoTracks>0){if(numAudioTracks>0){this._createTransceiver('audio');numAudioTracks--;} +if(numVideoTracks>0){this._createTransceiver('video');numVideoTracks--;}} +var transceivers=sortTracks(this.transceivers);var sdp=SDPUtils.writeSessionBoilerplate(this._sdpSessionId);transceivers.forEach(function(transceiver,sdpMLineIndex){var track=transceiver.track;var kind=transceiver.kind;var mid=SDPUtils.generateIdentifier();transceiver.mid=mid;if(!transceiver.iceGatherer){transceiver.iceGatherer=self.usingBundle&&sdpMLineIndex>0?transceivers[0].iceGatherer:self._createIceGatherer(mid,sdpMLineIndex);} +var localCapabilities=window.RTCRtpSender.getCapabilities(kind);if(edgeVersion<15019){localCapabilities.codecs=localCapabilities.codecs.filter(function(codec){return codec.name!=='rtx';});} +localCapabilities.codecs.forEach(function(codec){if(codec.name==='H264'&&codec.parameters['level-asymmetry-allowed']===undefined){codec.parameters['level-asymmetry-allowed']='1';}});var sendEncodingParameters=[{ssrc:(2*sdpMLineIndex+1)*1001}];if(track){if(edgeVersion>=15019&&kind==='video'){sendEncodingParameters[0].rtx={ssrc:(2*sdpMLineIndex+1)*1001+1};}} +if(transceiver.wantReceive){transceiver.rtpReceiver=new window.RTCRtpReceiver(transceiver.dtlsTransport,kind);} +transceiver.localCapabilities=localCapabilities;transceiver.sendEncodingParameters=sendEncodingParameters;});if(this._config.bundlePolicy!=='max-compat'){sdp+='a=group:BUNDLE '+transceivers.map(function(t){return t.mid;}).join(' ')+'\r\n';} +sdp+='a=ice-options:trickle\r\n';transceivers.forEach(function(transceiver,sdpMLineIndex){sdp+=SDPUtils.writeMediaSection(transceiver,transceiver.localCapabilities,'offer',transceiver.stream);sdp+='a=rtcp-rsize\r\n';});this._pendingOffer=transceivers;var desc=new window.RTCSessionDescription({type:'offer',sdp:sdp});if(arguments.length&&typeof arguments[0]==='function'){window.setTimeout(arguments[0],0,desc);} +return Promise.resolve(desc);};RTCPeerConnection.prototype.createAnswer=function(){var sdp=SDPUtils.writeSessionBoilerplate(this._sdpSessionId);if(this.usingBundle){sdp+='a=group:BUNDLE '+this.transceivers.map(function(t){return t.mid;}).join(' ')+'\r\n';} +this.transceivers.forEach(function(transceiver,sdpMLineIndex){if(transceiver.isDatachannel){sdp+='m=application 0 DTLS/SCTP 5000\r\n'+'c=IN IP4 0.0.0.0\r\n'+'a=mid:'+transceiver.mid+'\r\n';return;} +if(transceiver.stream){var localTrack;if(transceiver.kind==='audio'){localTrack=transceiver.stream.getAudioTracks()[0];}else if(transceiver.kind==='video'){localTrack=transceiver.stream.getVideoTracks()[0];} +if(localTrack){if(edgeVersion>=15019&&transceiver.kind==='video'){transceiver.sendEncodingParameters[0].rtx={ssrc:(2*sdpMLineIndex+2)*1001+1};}}} +var commonCapabilities=getCommonCapabilities(transceiver.localCapabilities,transceiver.remoteCapabilities);var hasRtx=commonCapabilities.codecs.filter(function(c){return c.name.toLowerCase()==='rtx';}).length;if(!hasRtx&&transceiver.sendEncodingParameters[0].rtx){delete transceiver.sendEncodingParameters[0].rtx;} +sdp+=SDPUtils.writeMediaSection(transceiver,commonCapabilities,'answer',transceiver.stream);if(transceiver.rtcpParameters&&transceiver.rtcpParameters.reducedSize){sdp+='a=rtcp-rsize\r\n';}});var desc=new window.RTCSessionDescription({type:'answer',sdp:sdp});if(arguments.length&&typeof arguments[0]==='function'){window.setTimeout(arguments[0],0,desc);} +return Promise.resolve(desc);};RTCPeerConnection.prototype.addIceCandidate=function(candidate){if(!candidate){for(var j=0;j0?SDPUtils.parseCandidate(candidate.candidate):{};if(cand.protocol==='tcp'&&(cand.port===0||cand.port===9)){return Promise.resolve();} +if(cand.component&&!(cand.component==='1'||cand.component===1)){return Promise.resolve();} +transceiver.iceTransport.addRemoteCandidate(cand);var sections=SDPUtils.splitSections(this.remoteDescription.sdp);sections[mLineIndex+1]+=(cand.type?candidate.candidate.trim():'a=end-of-candidates')+'\r\n';this.remoteDescription.sdp=sections.join('');}} +if(arguments.length>1&&typeof arguments[1]==='function'){window.setTimeout(arguments[1],0);} +return Promise.resolve();};RTCPeerConnection.prototype.getStats=function(){var promises=[];this.transceivers.forEach(function(transceiver){['rtpSender','rtpReceiver','iceGatherer','iceTransport','dtlsTransport'].forEach(function(method){if(transceiver[method]){promises.push(transceiver[method].getStats());}});});var cb=arguments.length>1&&typeof arguments[1]==='function'&&arguments[1];var fixStatsType=function(stat){return{inboundrtp:'inbound-rtp',outboundrtp:'outbound-rtp',candidatepair:'candidate-pair',localcandidate:'local-candidate',remotecandidate:'remote-candidate'}[stat.type]||stat.type;};return new Promise(function(resolve){var results=new Map();Promise.all(promises).then(function(res){res.forEach(function(result){Object.keys(result).forEach(function(id){result[id].type=fixStatsType(result[id]);results.set(id,result[id]);});});if(cb){window.setTimeout(cb,0,results);} +resolve(results);});});};return RTCPeerConnection;};},{"sdp":1}],9:[function(require,module,exports){'use strict';var utils=require('../utils');var firefoxShim={shimOnTrack:function(window){if(typeof window==='object'&&window.RTCPeerConnection&&!('ontrack'in +window.RTCPeerConnection.prototype)){Object.defineProperty(window.RTCPeerConnection.prototype,'ontrack',{get:function(){return this._ontrack;},set:function(f){if(this._ontrack){this.removeEventListener('track',this._ontrack);this.removeEventListener('addstream',this._ontrackpoly);} +this.addEventListener('track',this._ontrack=f);this.addEventListener('addstream',this._ontrackpoly=function(e){e.stream.getTracks().forEach(function(track){var event=new Event('track');event.track=track;event.receiver={track:track};event.streams=[e.stream];this.dispatchEvent(event);}.bind(this));}.bind(this));}});}},shimSourceObject:function(window){if(typeof window==='object'){if(window.HTMLMediaElement&&!('srcObject'in window.HTMLMediaElement.prototype)){Object.defineProperty(window.HTMLMediaElement.prototype,'srcObject',{get:function(){return this.mozSrcObject;},set:function(stream){this.mozSrcObject=stream;}});}}},shimPeerConnection:function(window){var browserDetails=utils.detectBrowser(window);if(typeof window!=='object'||!(window.RTCPeerConnection||window.mozRTCPeerConnection)){return;} +if(!window.RTCPeerConnection){window.RTCPeerConnection=function(pcConfig,pcConstraints){if(browserDetails.version<38){if(pcConfig&&pcConfig.iceServers){var newIceServers=[];for(var i=0;i55&&'autoGainControl'in navigator.mediaDevices.getSupportedConstraints())){var remap=function(obj,a,b){if(a in obj&&!(b in obj)){obj[b]=obj[a];delete obj[a];}};var nativeGetUserMedia=navigator.mediaDevices.getUserMedia.bind(navigator.mediaDevices);navigator.mediaDevices.getUserMedia=function(c){if(typeof c==='object'&&typeof c.audio==='object'){c=JSON.parse(JSON.stringify(c));remap(c.audio,'autoGainControl','mozAutoGainControl');remap(c.audio,'noiseSuppression','mozNoiseSuppression');} +return nativeGetUserMedia(c);};if(MediaStreamTrack&&MediaStreamTrack.prototype.getSettings){var nativeGetSettings=MediaStreamTrack.prototype.getSettings;MediaStreamTrack.prototype.getSettings=function(){var obj=nativeGetSettings.apply(this,arguments);remap(obj,'mozAutoGainControl','autoGainControl');remap(obj,'mozNoiseSuppression','noiseSuppression');return obj;};} +if(MediaStreamTrack&&MediaStreamTrack.prototype.applyConstraints){var nativeApplyConstraints=MediaStreamTrack.prototype.applyConstraints;MediaStreamTrack.prototype.applyConstraints=function(c){if(this.kind==='audio'&&typeof c==='object'){c=JSON.parse(JSON.stringify(c));remap(c,'autoGainControl','mozAutoGainControl');remap(c,'noiseSuppression','mozNoiseSuppression');} +return nativeApplyConstraints.apply(this,[c]);};}} +navigator.getUserMedia=function(constraints,onSuccess,onError){if(browserDetails.version<44){return getUserMedia_(constraints,onSuccess,onError);} +console.warn('navigator.getUserMedia has been replaced by '+'navigator.mediaDevices.getUserMedia');navigator.mediaDevices.getUserMedia(constraints).then(onSuccess,onError);};};},{"../utils":12}],11:[function(require,module,exports){'use strict';var utils=require('../utils');var safariShim={shimLocalStreamsAPI:function(window){if(typeof window!=='object'||!window.RTCPeerConnection){return;} +if(!('getLocalStreams'in window.RTCPeerConnection.prototype)){window.RTCPeerConnection.prototype.getLocalStreams=function(){if(!this._localStreams){this._localStreams=[];} +return this._localStreams;};} +if(!('getStreamById'in window.RTCPeerConnection.prototype)){window.RTCPeerConnection.prototype.getStreamById=function(id){var result=null;if(this._localStreams){this._localStreams.forEach(function(stream){if(stream.id===id){result=stream;}});} +if(this._remoteStreams){this._remoteStreams.forEach(function(stream){if(stream.id===id){result=stream;}});} +return result;};} +if(!('addStream'in window.RTCPeerConnection.prototype)){var _addTrack=window.RTCPeerConnection.prototype.addTrack;window.RTCPeerConnection.prototype.addStream=function(stream){if(!this._localStreams){this._localStreams=[];} +if(this._localStreams.indexOf(stream)===-1){this._localStreams.push(stream);} +var self=this;stream.getTracks().forEach(function(track){_addTrack.call(self,track,stream);});};window.RTCPeerConnection.prototype.addTrack=function(track,stream){if(stream){if(!this._localStreams){this._localStreams=[stream];}else if(this._localStreams.indexOf(stream)===-1){this._localStreams.push(stream);}} +_addTrack.call(this,track,stream);};} +if(!('removeStream'in window.RTCPeerConnection.prototype)){window.RTCPeerConnection.prototype.removeStream=function(stream){if(!this._localStreams){this._localStreams=[];} +var index=this._localStreams.indexOf(stream);if(index===-1){return;} +this._localStreams.splice(index,1);var self=this;var tracks=stream.getTracks();this.getSenders().forEach(function(sender){if(tracks.indexOf(sender.track)!==-1){self.removeTrack(sender);}});};}},shimRemoteStreamsAPI:function(window){if(typeof window!=='object'||!window.RTCPeerConnection){return;} +if(!('getRemoteStreams'in window.RTCPeerConnection.prototype)){window.RTCPeerConnection.prototype.getRemoteStreams=function(){return this._remoteStreams?this._remoteStreams:[];};} +if(!('onaddstream'in window.RTCPeerConnection.prototype)){Object.defineProperty(window.RTCPeerConnection.prototype,'onaddstream',{get:function(){return this._onaddstream;},set:function(f){if(this._onaddstream){this.removeEventListener('addstream',this._onaddstream);this.removeEventListener('track',this._onaddstreampoly);} +this.addEventListener('addstream',this._onaddstream=f);this.addEventListener('track',this._onaddstreampoly=function(e){var stream=e.streams[0];if(!this._remoteStreams){this._remoteStreams=[];} +if(this._remoteStreams.indexOf(stream)>=0){return;} +this._remoteStreams.push(stream);var event=new Event('addstream');event.stream=e.streams[0];this.dispatchEvent(event);}.bind(this));}});}},shimCallbacksAPI:function(window){if(typeof window!=='object'||!window.RTCPeerConnection){return;} +var prototype=window.RTCPeerConnection.prototype;var createOffer=prototype.createOffer;var createAnswer=prototype.createAnswer;var setLocalDescription=prototype.setLocalDescription;var setRemoteDescription=prototype.setRemoteDescription;var addIceCandidate=prototype.addIceCandidate;prototype.createOffer=function(successCallback,failureCallback){var options=(arguments.length>=2)?arguments[2]:arguments[0];var promise=createOffer.apply(this,[options]);if(!failureCallback){return promise;} +promise.then(successCallback,failureCallback);return Promise.resolve();};prototype.createAnswer=function(successCallback,failureCallback){var options=(arguments.length>=2)?arguments[2]:arguments[0];var promise=createAnswer.apply(this,[options]);if(!failureCallback){return promise;} +promise.then(successCallback,failureCallback);return Promise.resolve();};var withCallback=function(description,successCallback,failureCallback){var promise=setLocalDescription.apply(this,[description]);if(!failureCallback){return promise;} +promise.then(successCallback,failureCallback);return Promise.resolve();};prototype.setLocalDescription=withCallback;withCallback=function(description,successCallback,failureCallback){var promise=setRemoteDescription.apply(this,[description]);if(!failureCallback){return promise;} +promise.then(successCallback,failureCallback);return Promise.resolve();};prototype.setRemoteDescription=withCallback;withCallback=function(candidate,successCallback,failureCallback){var promise=addIceCandidate.apply(this,[candidate]);if(!failureCallback){return promise;} +promise.then(successCallback,failureCallback);return Promise.resolve();};prototype.addIceCandidate=withCallback;},shimGetUserMedia:function(window){var navigator=window&&window.navigator;if(!navigator.getUserMedia){if(navigator.webkitGetUserMedia){navigator.getUserMedia=navigator.webkitGetUserMedia.bind(navigator);}else if(navigator.mediaDevices&&navigator.mediaDevices.getUserMedia){navigator.getUserMedia=function(constraints,cb,errcb){navigator.mediaDevices.getUserMedia(constraints).then(cb,errcb);}.bind(navigator);}}},shimRTCIceServerUrls:function(window){var OrigPeerConnection=window.RTCPeerConnection;window.RTCPeerConnection=function(pcConfig,pcConstraints){if(pcConfig&&pcConfig.iceServers){var newIceServers=[];for(var i=0;i=pos&&parseInt(match[pos],10);},detectBrowser:function(window){var navigator=window&&window.navigator;var result={};result.browser=null;result.version=null;if(typeof window==='undefined'||!window.navigator){result.browser='Not a browser.';return result;} +if(navigator.mozGetUserMedia){result.browser='firefox';result.version=this.extractVersion(navigator.userAgent,/Firefox\/(\d+)\./,1);}else if(navigator.webkitGetUserMedia){if(window.webkitRTCPeerConnection){result.browser='chrome';result.version=this.extractVersion(navigator.userAgent,/Chrom(e|ium)\/(\d+)\./,2);}else{if(navigator.userAgent.match(/Version\/(\d+).(\d+)/)){result.browser='safari';result.version=this.extractVersion(navigator.userAgent,/AppleWebKit\/(\d+)\./,1);}else{result.browser='Unsupported webkit-based browser '+'with GUM support but no WebRTC support.';return result;}}}else if(navigator.mediaDevices&&navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)){result.browser='edge';result.version=this.extractVersion(navigator.userAgent,/Edge\/(\d+).(\d+)$/,2);}else if(navigator.mediaDevices&&navigator.userAgent.match(/AppleWebKit\/(\d+)\./)){result.browser='safari';result.version=this.extractVersion(navigator.userAgent,/AppleWebKit\/(\d+)\./,1);}else{result.browser='Not a supported browser.';return result;} +return result;},shimCreateObjectURL:function(window){var URL=window&&window.URL;if(!(typeof window==='object'&&window.HTMLMediaElement&&'srcObject'in window.HTMLMediaElement.prototype)){return undefined;} +var nativeCreateObjectURL=URL.createObjectURL.bind(URL);var nativeRevokeObjectURL=URL.revokeObjectURL.bind(URL);var streams=new Map(),newId=0;URL.createObjectURL=function(stream){if('getTracks'in stream){var url='polyblob:'+(++newId);streams.set(url,stream);utils.deprecated('URL.createObjectURL(stream)','elem.srcObject = stream');return url;} +return nativeCreateObjectURL(stream);};URL.revokeObjectURL=function(url){nativeRevokeObjectURL(url);streams.delete(url);};var dsc=Object.getOwnPropertyDescriptor(window.HTMLMediaElement.prototype,'src');Object.defineProperty(window.HTMLMediaElement.prototype,'src',{get:function(){return dsc.get.apply(this);},set:function(url){this.srcObject=streams.get(url)||null;return dsc.set.apply(this,[url]);}});var nativeSetAttribute=window.HTMLMediaElement.prototype.setAttribute;window.HTMLMediaElement.prototype.setAttribute=function(){if(arguments.length===2&&(''+arguments[0]).toLowerCase()==='src'){this.srcObject=streams.get(arguments[1])||null;} +return nativeSetAttribute.apply(this,arguments);};}};module.exports={log:utils.log,deprecated:utils.deprecated,disableLog:utils.disableLog,disableWarnings:utils.disableWarnings,extractVersion:utils.extractVersion,shimCreateObjectURL:utils.shimCreateObjectURL,detectBrowser:utils.detectBrowser.bind(utils)};},{}]},{},[2])(2)}); \ No newline at end of file diff --git a/html5/verto/video_demo/js/verto-min.js b/html5/verto/video_demo/js/verto-min.js index 694ac01301..db63a92e0d 100644 --- a/html5/verto/video_demo/js/verto-min.js +++ b/html5/verto/video_demo/js/verto-min.js @@ -22,7 +22,7 @@ function onChannelError(self,e){console.error("Channel Error",e);doCallback(self function onICESDP(self,sdp){self.mediaData.SDP=self.stereoHack(sdp.sdp);console.log("ICE SDP");doCallback(self,"onICESDP");} function onAnswerSDP(self,sdp){self.answer.SDP=self.stereoHack(sdp.sdp);console.log("ICE ANSWER SDP");doCallback(self,"onAnswerSDP",self.answer.SDP);} function onMessage(self,msg){console.log("Message");doCallback(self,"onICESDP",msg);} -FSRTCattachMediaStream=function(element,stream){if(element&&element.id&&attachMediaStream){attachMediaStream(element,stream);}else{if(typeof element.srcObject!=='undefined'){element.srcObject=stream;}else if(typeof element.src!=='undefined'){element.src=URL.createObjectURL(stream);}else{console.error('Error attaching stream to element.');}}} +FSRTCattachMediaStream=function(element,stream){if(typeof element.srcObject!=='undefined'){element.srcObject=stream;}else if(typeof element.src!=='undefined'){element.src=URL.createObjectURL(stream);}else{console.error('Error attaching stream to element.');}} function onRemoteStream(self,stream){if(self.options.useVideo){self.options.useVideo.style.display='block';} var element=self.options.useAudio;console.log("REMOTE STREAM",stream,element);FSRTCattachMediaStream(element,stream);self.options.useAudio.play();self.remoteStream=stream;} function onOfferSDP(self,sdp){self.mediaData.SDP=self.stereoHack(sdp.sdp);console.log("Offer SDP");doCallback(self,"onOfferSDP");} @@ -307,4 +307,255 @@ navigator.getUserMedia({audio:(has_audio>0?true:false),video:(has_video>0?true:f navigator.mediaDevices.enumerateDevices().then(checkTypes).catch(handleError);};$.verto.refreshDevices=function(runtime){checkDevices(runtime);} $.verto.init=function(obj,runtime){if(!obj){obj={};} if(!obj.skipPermCheck&&!obj.skipDeviceCheck){$.FSRTC.checkPerms(function(status){checkDevices(runtime);},true,true);}else if(obj.skipPermCheck&&!obj.skipDeviceCheck){checkDevices(runtime);}else if(!obj.skipPermCheck&&obj.skipDeviceCheck){$.FSRTC.checkPerms(function(status){runtime(status);},true,true);}else{runtime(null);}} -$.verto.genUUID=function(){return generateGUID();}})(jQuery);var AdapterJS=AdapterJS||{};AdapterJS.options=AdapterJS.options||{},AdapterJS.VERSION="0.14.1-6d236da",AdapterJS.onwebrtcready=AdapterJS.onwebrtcready||function(isUsingPlugin){},AdapterJS._onwebrtcreadies=[],AdapterJS.webRTCReady=function(baseCallback){if("function"!=typeof baseCallback)throw new Error("Callback provided is not a function");var callback=function(){"function"==typeof window.require&&"function"==typeof AdapterJS.defineMediaSourcePolyfill&&AdapterJS.defineMediaSourcePolyfill(),baseCallback(null!==AdapterJS.WebRTCPlugin.plugin)};!0===AdapterJS.onwebrtcreadyDone?callback():AdapterJS._onwebrtcreadies.push(callback)},AdapterJS.WebRTCPlugin=AdapterJS.WebRTCPlugin||{},AdapterJS.WebRTCPlugin.pluginInfo=AdapterJS.WebRTCPlugin.pluginInfo||{prefix:"Tem",plugName:"TemWebRTCPlugin",pluginId:"plugin0",type:"application/x-temwebrtcplugin",onload:"__TemWebRTCReady0",portalLink:"https://skylink.io/plugin/",downloadLink:null,companyName:"Temasys",downloadLinks:{mac:"https://bit.ly/webrtcpluginpkg",win:"https://bit.ly/webrtcpluginmsi"}},void 0!==AdapterJS.WebRTCPlugin.pluginInfo.downloadLinks&&null!==AdapterJS.WebRTCPlugin.pluginInfo.downloadLinks&&(navigator.platform.match(/^Mac/i)?AdapterJS.WebRTCPlugin.pluginInfo.downloadLink=AdapterJS.WebRTCPlugin.pluginInfo.downloadLinks.mac:navigator.platform.match(/^Win/i)&&(AdapterJS.WebRTCPlugin.pluginInfo.downloadLink=AdapterJS.WebRTCPlugin.pluginInfo.downloadLinks.win)),AdapterJS.WebRTCPlugin.TAGS={NONE:"none",AUDIO:"audio",VIDEO:"video"},AdapterJS.WebRTCPlugin.pageId=Math.random().toString(36).slice(2),AdapterJS.WebRTCPlugin.plugin=null,AdapterJS.WebRTCPlugin.setLogLevel=null,AdapterJS.WebRTCPlugin.defineWebRTCInterface=null,AdapterJS.WebRTCPlugin.isPluginInstalled=null,AdapterJS.WebRTCPlugin.pluginInjectionInterval=null,AdapterJS.WebRTCPlugin.injectPlugin=null,AdapterJS.WebRTCPlugin.PLUGIN_STATES={NONE:0,INITIALIZING:1,INJECTING:2,INJECTED:3,READY:4},AdapterJS.WebRTCPlugin.pluginState=AdapterJS.WebRTCPlugin.PLUGIN_STATES.NONE,AdapterJS.onwebrtcreadyDone=!1,AdapterJS.WebRTCPlugin.PLUGIN_LOG_LEVELS={NONE:"NONE",ERROR:"ERROR",WARNING:"WARNING",INFO:"INFO",VERBOSE:"VERBOSE",SENSITIVE:"SENSITIVE"},AdapterJS.WebRTCPlugin.WaitForPluginReady=null,AdapterJS.WebRTCPlugin.callWhenPluginReady=null,__TemWebRTCReady0=function(){if("complete"===document.readyState)AdapterJS.WebRTCPlugin.pluginState=AdapterJS.WebRTCPlugin.PLUGIN_STATES.READY,AdapterJS.maybeThroughWebRTCReady();else var timer=setInterval(function(){"complete"===document.readyState&&(clearInterval(timer),AdapterJS.WebRTCPlugin.pluginState=AdapterJS.WebRTCPlugin.PLUGIN_STATES.READY,AdapterJS.maybeThroughWebRTCReady())},100)},AdapterJS.maybeThroughWebRTCReady=function(){AdapterJS.onwebrtcreadyDone||(AdapterJS.onwebrtcreadyDone=!0,AdapterJS._onwebrtcreadies.length?AdapterJS._onwebrtcreadies.forEach(function(callback){"function"==typeof callback&&callback(null!==AdapterJS.WebRTCPlugin.plugin)}):"function"==typeof AdapterJS.onwebrtcready&&AdapterJS.onwebrtcready(null!==AdapterJS.WebRTCPlugin.plugin))},AdapterJS.TEXT={PLUGIN:{REQUIRE_INSTALLATION:"This website requires you to install a WebRTC-enabling plugin to work on this browser.",NOT_SUPPORTED:"Your browser does not support WebRTC.",BUTTON:"Install Now"},REFRESH:{REQUIRE_REFRESH:"Please refresh page",BUTTON:"Refresh Page"}},AdapterJS._iceConnectionStates={starting:"starting",checking:"checking",connected:"connected",completed:"connected",done:"completed",disconnected:"disconnected",failed:"failed",closed:"closed"},AdapterJS._iceConnectionFiredStates=[],AdapterJS.isDefined=null,AdapterJS.parseWebrtcDetectedBrowser=function(){var hasMatch=null;if(window.opr&&opr.addons||window.opera||navigator.userAgent.indexOf(" OPR/")>=0)hasMatch=navigator.userAgent.match(/OPR\/(\d+)/i)||[],webrtcDetectedBrowser="opera",webrtcDetectedVersion=parseInt(hasMatch[1]||"0",10),webrtcMinimumVersion=26,webrtcDetectedType="webkit",webrtcDetectedDCSupport="SCTP";else if(navigator.userAgent.match(/Bowser\/[0-9.]*/g)){hasMatch=navigator.userAgent.match(/Bowser\/[0-9.]*/g)||[];var chromiumVersion=parseInt((navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./i)||[])[2]||"0",10);webrtcDetectedBrowser="bowser",webrtcDetectedVersion=parseFloat((hasMatch[0]||"0/0").split("/")[1],10),webrtcMinimumVersion=0,webrtcDetectedType="webkit",webrtcDetectedDCSupport=chromiumVersion>30?"SCTP":"RTP"}else if(navigator.userAgent.indexOf("OPiOS")>0)hasMatch=navigator.userAgent.match(/OPiOS\/([0-9]+)\./),webrtcDetectedBrowser="opera",webrtcDetectedVersion=parseInt(hasMatch[1]||"0",10),webrtcMinimumVersion=0,webrtcDetectedType=null,webrtcDetectedDCSupport=null;else if(navigator.userAgent.indexOf("CriOS")>0)hasMatch=navigator.userAgent.match(/CriOS\/([0-9]+)\./)||[],webrtcDetectedBrowser="chrome",webrtcDetectedVersion=parseInt(hasMatch[1]||"0",10),webrtcMinimumVersion=0,webrtcDetectedType=null,webrtcDetectedDCSupport=null;else if(navigator.userAgent.indexOf("FxiOS")>0)hasMatch=navigator.userAgent.match(/FxiOS\/([0-9]+)\./)||[],webrtcDetectedBrowser="firefox",webrtcDetectedVersion=parseInt(hasMatch[1]||"0",10),webrtcMinimumVersion=0,webrtcDetectedType=null,webrtcDetectedDCSupport=null;else if(document.documentMode)hasMatch=/\brv[ :]+(\d+)/g.exec(navigator.userAgent)||[],webrtcDetectedBrowser="IE",webrtcDetectedVersion=parseInt(hasMatch[1],10),webrtcMinimumVersion=9,webrtcDetectedType="plugin",webrtcDetectedDCSupport="SCTP",webrtcDetectedVersion||(hasMatch=/\bMSIE[ :]+(\d+)/g.exec(navigator.userAgent)||[],webrtcDetectedVersion=parseInt(hasMatch[1]||"0",10));else if(window.StyleMedia||navigator.userAgent.match(/Edge\/(\d+).(\d+)$/))hasMatch=navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)||[],webrtcDetectedBrowser="edge",webrtcDetectedVersion=parseFloat((hasMatch[0]||"0/0").split("/")[1],10),webrtcMinimumVersion=13.10547,webrtcDetectedType="ms",webrtcDetectedDCSupport=null;else if("undefined"!=typeof InstallTrigger||navigator.userAgent.indexOf("irefox")>0)hasMatch=navigator.userAgent.match(/Firefox\/([0-9]+)\./)||[],webrtcDetectedBrowser="firefox",webrtcDetectedVersion=parseInt(hasMatch[1]||"0",10),webrtcMinimumVersion=33,webrtcDetectedType="moz",webrtcDetectedDCSupport="SCTP";else if(window.chrome&&window.chrome.webstore||navigator.userAgent.indexOf("Chrom")>0)hasMatch=navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./i)||[],webrtcDetectedBrowser="chrome",webrtcDetectedVersion=parseInt(hasMatch[2]||"0",10),webrtcMinimumVersion=38,webrtcDetectedType="webkit",webrtcDetectedDCSupport=webrtcDetectedVersion>30?"SCTP":"RTP";else if(/^((?!chrome|android).)*safari/i.test(navigator.userAgent)){hasMatch=navigator.userAgent.match(/version\/(\d+)/i)||[];var isMobile=navigator.userAgent.match(/(iPhone|iPad)/gi)||[];webrtcDetectedBrowser="safari",webrtcDetectedVersion=parseInt(hasMatch[1]||"0",10),webrtcMinimumVersion=7,webrtcDetectedType=0===isMobile.length?"plugin":null,webrtcDetectedDCSupport=0===isMobile.length?"SCTP":null}window.webrtcDetectedBrowser=webrtcDetectedBrowser,window.webrtcDetectedVersion=webrtcDetectedVersion,window.webrtcMinimumVersion=webrtcMinimumVersion,window.webrtcDetectedType=webrtcDetectedType,window.webrtcDetectedDCSupport=webrtcDetectedDCSupport},AdapterJS.addEvent=function(elem,evnt,func){elem.addEventListener?elem.addEventListener(evnt,func,!1):elem.attachEvent?elem.attachEvent("on"+evnt,func):elem[evnt]=func},AdapterJS.renderNotificationBar=function(message,buttonText,buttonCallback){if("complete"===document.readyState){var w=window,i=document.createElement("iframe");i.name="adapterjs-alert",i.style.position="fixed",i.style.top="-41px",i.style.left=0,i.style.right=0,i.style.width="100%",i.style.height="40px",i.style.backgroundColor="#ffffe1",i.style.border="none",i.style.borderBottom="1px solid #888888",i.style.zIndex="9999999","string"==typeof i.style.webkitTransition?i.style.webkitTransition="all .5s ease-out":"string"==typeof i.style.transition&&(i.style.transition="all .5s ease-out"),document.body.appendChild(i);var c=i.contentWindow?i.contentWindow:i.contentDocument.document?i.contentDocument.document:i.contentDocument;c.document.open(),c.document.write(''+message+""),buttonText&&"function"==typeof buttonCallback?(c.document.write(''),c.document.close(),AdapterJS.addEvent(c.document.getElementById("okay"),"click",function(e){e.preventDefault();try{e.cancelBubble=!0}catch(error){}buttonCallback(e)}),AdapterJS.addEvent(c.document.getElementById("cancel"),"click",function(e){w.document.body.removeChild(i)})):c.document.close(),setTimeout(function(){"string"==typeof i.style.webkitTransform?i.style.webkitTransform="translateY(40px)":"string"==typeof i.style.transform?i.style.transform="translateY(40px)":i.style.top="0px"},300)}},webrtcDetectedType=null,checkMediaDataChannelSettings=function(peerBrowserAgent,peerBrowserVersion,callback,constraints){if("function"==typeof callback){var beOfferer=!0,isLocalFirefox="firefox"===webrtcDetectedBrowser,isLocalFirefoxInterop="moz"===webrtcDetectedType&&webrtcDetectedVersion>30,isPeerFirefox="firefox"===peerBrowserAgent;if(isLocalFirefox&&isPeerFirefox||isLocalFirefoxInterop)try{delete constraints.mandatory.MozDontOfferDataChannel}catch(error){}else isLocalFirefox&&!isPeerFirefox&&(constraints.mandatory.MozDontOfferDataChannel=!0);if(!isLocalFirefox)for(var prop in constraints.mandatory)constraints.mandatory.hasOwnProperty(prop)&&-1!==prop.indexOf("Moz")&&delete constraints.mandatory[prop];!isLocalFirefox||isPeerFirefox||isLocalFirefoxInterop||(beOfferer=!1),callback(beOfferer,constraints)}},checkIceConnectionState=function(peerId,iceConnectionState,callback){"function"==typeof callback&&(peerId=peerId||"peer",AdapterJS._iceConnectionFiredStates[peerId]&&iceConnectionState!==AdapterJS._iceConnectionStates.disconnected&&iceConnectionState!==AdapterJS._iceConnectionStates.failed&&iceConnectionState!==AdapterJS._iceConnectionStates.closed||(AdapterJS._iceConnectionFiredStates[peerId]=[]),iceConnectionState=AdapterJS._iceConnectionStates[iceConnectionState],AdapterJS._iceConnectionFiredStates[peerId].indexOf(iceConnectionState)<0&&(AdapterJS._iceConnectionFiredStates[peerId].push(iceConnectionState),iceConnectionState===AdapterJS._iceConnectionStates.connected&&setTimeout(function(){AdapterJS._iceConnectionFiredStates[peerId].push(AdapterJS._iceConnectionStates.done),callback(AdapterJS._iceConnectionStates.done)},1e3),callback(iceConnectionState)))},createIceServer=null,createIceServers=null,RTCPeerConnection="function"==typeof RTCPeerConnection?RTCPeerConnection:null,RTCSessionDescription="function"==typeof RTCSessionDescription?RTCSessionDescription:null,RTCIceCandidate="function"==typeof RTCIceCandidate?RTCIceCandidate:null,getUserMedia=null,attachMediaStream=null,reattachMediaStream=null,webrtcDetectedBrowser=null,webrtcDetectedVersion=null,webrtcMinimumVersion=null,!(navigator.mozGetUserMedia||navigator.webkitGetUserMedia||navigator.mediaDevices&&navigator.userAgent.match(/Edge\/(\d+).(\d+)$/))||0===(navigator.userAgent.match(/android/gi)||[]).length&&0===(navigator.userAgent.match(/chrome/gi)||[]).length&&navigator.userAgent.indexOf("Safari/")>0?("object"==typeof console&&"function"==typeof console.log||(console={}||console,console.log=function(arg){},console.info=function(arg){},console.error=function(arg){},console.dir=function(arg){},console.exception=function(arg){},console.trace=function(arg){},console.warn=function(arg){},console.count=function(arg){},console.debug=function(arg){},console.count=function(arg){},console.time=function(arg){},console.timeEnd=function(arg){},console.group=function(arg){},console.groupCollapsed=function(arg){},console.groupEnd=function(arg){}),AdapterJS.parseWebrtcDetectedBrowser(),isIE="IE"===webrtcDetectedBrowser,AdapterJS.WebRTCPlugin.WaitForPluginReady=function(){for(;AdapterJS.WebRTCPlugin.pluginState!==AdapterJS.WebRTCPlugin.PLUGIN_STATES.READY;);},AdapterJS.WebRTCPlugin.callWhenPluginReady=function(callback){if(AdapterJS.WebRTCPlugin.pluginState===AdapterJS.WebRTCPlugin.PLUGIN_STATES.READY)callback();else var checkPluginReadyState=setInterval(function(){AdapterJS.WebRTCPlugin.pluginState===AdapterJS.WebRTCPlugin.PLUGIN_STATES.READY&&(clearInterval(checkPluginReadyState),callback())},100)},AdapterJS.WebRTCPlugin.setLogLevel=function(logLevel){AdapterJS.WebRTCPlugin.callWhenPluginReady(function(){AdapterJS.WebRTCPlugin.plugin.setLogLevel(logLevel)})},AdapterJS.WebRTCPlugin.injectPlugin=function(){if("complete"===document.readyState&&AdapterJS.WebRTCPlugin.pluginState===AdapterJS.WebRTCPlugin.PLUGIN_STATES.INITIALIZING){if(AdapterJS.WebRTCPlugin.pluginState=AdapterJS.WebRTCPlugin.PLUGIN_STATES.INJECTING,"IE"===webrtcDetectedBrowser&&webrtcDetectedVersion<=10){var frag=document.createDocumentFragment();for(AdapterJS.WebRTCPlugin.plugin=document.createElement("div"),AdapterJS.WebRTCPlugin.plugin.innerHTML=' '+(AdapterJS.options.getAllCams?'':"")+"";AdapterJS.WebRTCPlugin.plugin.firstChild;)frag.appendChild(AdapterJS.WebRTCPlugin.plugin.firstChild);document.body.appendChild(frag),AdapterJS.WebRTCPlugin.plugin=document.getElementById(AdapterJS.WebRTCPlugin.pluginInfo.pluginId)}else AdapterJS.WebRTCPlugin.plugin=document.createElement("object"),AdapterJS.WebRTCPlugin.plugin.id=AdapterJS.WebRTCPlugin.pluginInfo.pluginId,isIE?(AdapterJS.WebRTCPlugin.plugin.width="1px",AdapterJS.WebRTCPlugin.plugin.height="1px"):(AdapterJS.WebRTCPlugin.plugin.width="0px",AdapterJS.WebRTCPlugin.plugin.height="0px"),AdapterJS.WebRTCPlugin.plugin.type=AdapterJS.WebRTCPlugin.pluginInfo.type,AdapterJS.WebRTCPlugin.plugin.innerHTML=' '+(AdapterJS.options.getAllCams?'':"")+'',document.body.appendChild(AdapterJS.WebRTCPlugin.plugin);AdapterJS.WebRTCPlugin.pluginState=AdapterJS.WebRTCPlugin.PLUGIN_STATES.INJECTED}},AdapterJS.WebRTCPlugin.isPluginInstalled=function(comName,plugName,plugType,installedCb,notInstalledCb){if(isIE){try{new ActiveXObject(comName+"."+plugName)}catch(e){return void notInstalledCb()}installedCb()}else{for(var pluginArray=navigator.mimeTypes,i=0;i=0)return void installedCb();notInstalledCb()}},AdapterJS.WebRTCPlugin.defineWebRTCInterface=function(){if(AdapterJS.WebRTCPlugin.pluginState!==AdapterJS.WebRTCPlugin.PLUGIN_STATES.READY){AdapterJS.WebRTCPlugin.pluginState=AdapterJS.WebRTCPlugin.PLUGIN_STATES.INITIALIZING,AdapterJS.isDefined=function(variable){return null!==variable&&void 0!==variable},createIceServer=function(url,username,password){var iceServer=null,urlParts=url.split(":");return 0===urlParts[0].indexOf("stun")?iceServer={url:url,hasCredentials:!1}:0===urlParts[0].indexOf("turn")&&(iceServer={url:url,hasCredentials:!0,credential:password,username:username}),iceServer},createIceServers=function(urls,username,password){for(var iceServers=[],i=0;i1)return iceServers&&(servers.iceServers=iceServers),AdapterJS.WebRTCPlugin.plugin.PeerConnection(servers);var mandatory=constraints&&constraints.mandatory?constraints.mandatory:null,optional=constraints&&constraints.optional?constraints.optional:null;return AdapterJS.WebRTCPlugin.plugin.PeerConnection(AdapterJS.WebRTCPlugin.pageId,iceServers,mandatory,optional)},MediaStreamTrack=function(){},MediaStreamTrack.getSources=function(callback){AdapterJS.WebRTCPlugin.callWhenPluginReady(function(){AdapterJS.WebRTCPlugin.plugin.GetSources(callback)})};var constraintsToPlugin=function(c){if("object"!=typeof c||c.mandatory||c.optional)return c;var cc={};return Object.keys(c).forEach(function(key){if("require"!==key&&"advanced"!==key&&"mediaSource"!==key){var r="object"==typeof c[key]?c[key]:{ideal:c[key]};void 0!==r.exact&&"number"==typeof r.exact&&(r.min=r.max=r.exact);var oldname=function(prefix,name){return prefix?prefix+name.charAt(0).toUpperCase()+name.slice(1):"deviceId"===name?"sourceId":name};if(void 0!==r.ideal){cc.optional=cc.optional||[];var oc={};"number"==typeof r.ideal?(oc[oldname("min",key)]=r.ideal,cc.optional.push(oc),oc={},oc[oldname("max",key)]=r.ideal,cc.optional.push(oc)):(oc[oldname("",key)]=r.ideal,cc.optional.push(oc))}void 0!==r.exact&&"number"!=typeof r.exact?(cc.mandatory=cc.mandatory||{},cc.mandatory[oldname("",key)]=r.exact):["min","max"].forEach(function(mix){void 0!==r[mix]&&(cc.mandatory=cc.mandatory||{},cc.mandatory[oldname(mix,key)]=r[mix])})}}),c.advanced&&(cc.optional=(cc.optional||[]).concat(c.advanced)),cc};getUserMedia=function(constraints,successCallback,failureCallback){var cc={};cc.audio=!!constraints.audio&&constraintsToPlugin(constraints.audio),cc.video=!!constraints.video&&constraintsToPlugin(constraints.video),AdapterJS.WebRTCPlugin.callWhenPluginReady(function(){AdapterJS.WebRTCPlugin.plugin.getUserMedia(cc,successCallback,failureCallback)})},window.navigator.getUserMedia=getUserMedia,navigator.mediaDevices||"undefined"==typeof Promise||(requestUserMedia=function(constraints){return new Promise(function(resolve,reject){getUserMedia(constraints,resolve,reject)})},navigator.mediaDevices={getUserMedia:requestUserMedia,enumerateDevices:function(){return new Promise(function(resolve){var kinds={audio:"audioinput",video:"videoinput"};return MediaStreamTrack.getSources(function(devices){resolve(devices.map(function(device){return{label:device.label,kind:kinds[device.kind],id:device.id,deviceId:device.id,groupId:""}}))})})}}),attachMediaStream=function(element,stream){if(element&&element.parentNode){var streamId;null===stream?streamId="":(void 0!==stream.enableSoundTracks&&stream.enableSoundTracks(!0),streamId=stream.id);var elementId=0===element.id.length?Math.random().toString(36).slice(2):element.id,nodeName=element.nodeName.toLowerCase();if("object"!==nodeName){var tag;switch(nodeName){case"audio":tag=AdapterJS.WebRTCPlugin.TAGS.AUDIO;break;case"video":tag=AdapterJS.WebRTCPlugin.TAGS.VIDEO;break;default:tag=AdapterJS.WebRTCPlugin.TAGS.NONE}var frag=document.createDocumentFragment(),temp=document.createElement("div"),classHTML="";for(element.className?classHTML='class="'+element.className+'" ':element.attributes&&element.attributes.class&&(classHTML='class="'+element.attributes.class.value+'" '),temp.innerHTML=' ';temp.firstChild;)frag.appendChild(temp.firstChild);var height="",width="";element.clientWidth||element.clientHeight?(width=element.clientWidth,height=element.clientHeight):(element.width||element.height)&&(width=element.width,height=element.height),element.parentNode.insertBefore(frag,element),frag=document.getElementById(elementId),frag.width=width,frag.height=height,element.parentNode.removeChild(element)}else{for(var children=element.children,i=0;i!==children.length;++i)if("streamId"===children[i].name){children[i].value=streamId;break}element.setStreamId(streamId)}var newElement=document.getElementById(elementId);return AdapterJS.forwardEventHandlers(newElement,element,Object.getPrototypeOf(element)),newElement}},reattachMediaStream=function(to,from){for(var stream=null,children=from.children,i=0;i!==children.length;++i)if("streamId"===children[i].name){AdapterJS.WebRTCPlugin.WaitForPluginReady(),stream=AdapterJS.WebRTCPlugin.plugin.getStreamWithId(AdapterJS.WebRTCPlugin.pageId,children[i].value);break}if(null!==stream)return attachMediaStream(to,stream)},window.attachMediaStream=attachMediaStream,window.reattachMediaStream=reattachMediaStream,window.getUserMedia=getUserMedia,AdapterJS.attachMediaStream=attachMediaStream,AdapterJS.reattachMediaStream=reattachMediaStream,AdapterJS.getUserMedia=getUserMedia,AdapterJS.forwardEventHandlers=function(destElem,srcElem,prototype){var properties=Object.getOwnPropertyNames(prototype);for(var prop in properties)if(prop){var propName=properties[prop];"function"==typeof propName.slice&&"on"===propName.slice(0,2)&&"function"==typeof srcElem[propName]&&AdapterJS.addEvent(destElem,propName.slice(2),srcElem[propName])}var subPrototype=Object.getPrototypeOf(prototype);subPrototype&&AdapterJS.forwardEventHandlers(destElem,srcElem,subPrototype)},RTCIceCandidate=function(candidate){return candidate.sdpMid||(candidate.sdpMid=""),AdapterJS.WebRTCPlugin.WaitForPluginReady(),AdapterJS.WebRTCPlugin.plugin.ConstructIceCandidate(candidate.sdpMid,candidate.sdpMLineIndex,candidate.candidate)},AdapterJS.addEvent(document,"readystatechange",AdapterJS.WebRTCPlugin.injectPlugin),AdapterJS.WebRTCPlugin.injectPlugin()}},AdapterJS.WebRTCPlugin.pluginNeededButNotInstalledCb=AdapterJS.WebRTCPlugin.pluginNeededButNotInstalledCb||function(){AdapterJS.addEvent(document,"readystatechange",AdapterJS.WebRTCPlugin.pluginNeededButNotInstalledCbPriv),AdapterJS.WebRTCPlugin.pluginNeededButNotInstalledCbPriv()},AdapterJS.WebRTCPlugin.pluginNeededButNotInstalledCbPriv=function(){if(!AdapterJS.options.hidePluginInstallPrompt){var downloadLink=AdapterJS.WebRTCPlugin.pluginInfo.downloadLink;if(downloadLink){var popupString;popupString=AdapterJS.WebRTCPlugin.pluginInfo.portalLink?'This website requires you to install the '+AdapterJS.WebRTCPlugin.pluginInfo.companyName+" WebRTC Plugin to work on this browser.":AdapterJS.TEXT.PLUGIN.REQUIRE_INSTALLATION,AdapterJS.renderNotificationBar(popupString,AdapterJS.TEXT.PLUGIN.BUTTON,function(){window.open(downloadLink,"_top");var pluginInstallInterval=setInterval(function(){isIE||navigator.plugins.refresh(!1),AdapterJS.WebRTCPlugin.isPluginInstalled(AdapterJS.WebRTCPlugin.pluginInfo.prefix,AdapterJS.WebRTCPlugin.pluginInfo.plugName,AdapterJS.WebRTCPlugin.pluginInfo.type,function(){clearInterval(pluginInstallInterval),AdapterJS.WebRTCPlugin.defineWebRTCInterface()},function(){})},500)})}else AdapterJS.renderNotificationBar(AdapterJS.TEXT.PLUGIN.NOT_SUPPORTED)}},AdapterJS.WebRTCPlugin.isPluginInstalled(AdapterJS.WebRTCPlugin.pluginInfo.prefix,AdapterJS.WebRTCPlugin.pluginInfo.plugName,AdapterJS.WebRTCPlugin.pluginInfo.type,AdapterJS.WebRTCPlugin.defineWebRTCInterface,AdapterJS.WebRTCPlugin.pluginNeededButNotInstalledCb)):(!function(f){if("object"==typeof exports&&"undefined"!=typeof module)module.exports=f();else if("function"==typeof define&&define.amd)define([],f);else{var g;g="undefined"!=typeof window?window:"undefined"!=typeof global?global:"undefined"!=typeof self?self:this,g.adapter=f()}}(function(){return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a="function"==typeof require&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n||e)},l,l.exports,e,t,n,r)}return n[o].exports}for(var i="function"==typeof require&&require,o=0;o-1?(parts.attribute=line.substr(sp+1,colon-sp-1),parts.value=line.substr(colon+1)):parts.attribute=line.substr(sp+1),parts},SDPUtils.getMid=function(mediaSection){var mid=SDPUtils.matchPrefix(mediaSection,"a=mid:")[0];if(mid)return mid.substr(6)},SDPUtils.getDtlsParameters=function(mediaSection,sessionpart){var lines=SDPUtils.splitLines(mediaSection);lines=lines.concat(SDPUtils.splitLines(sessionpart));var fpLine=lines.filter(function(line){return 0===line.indexOf("a=fingerprint:")})[0].substr(14);return{role:"auto",fingerprints:[{algorithm:fpLine.split(" ")[0].toLowerCase(),value:fpLine.split(" ")[1]}]}},SDPUtils.writeDtlsParameters=function(params,setupType){var sdp="a=setup:"+setupType+"\r\n";return params.fingerprints.forEach(function(fp){sdp+="a=fingerprint:"+fp.algorithm+" "+fp.value+"\r\n"}),sdp},SDPUtils.getIceParameters=function(mediaSection,sessionpart){var lines=SDPUtils.splitLines(mediaSection);return lines=lines.concat(SDPUtils.splitLines(sessionpart)),{usernameFragment:lines.filter(function(line){return 0===line.indexOf("a=ice-ufrag:")})[0].substr(12),password:lines.filter(function(line){return 0===line.indexOf("a=ice-pwd:")})[0].substr(10)}},SDPUtils.writeIceParameters=function(params){return"a=ice-ufrag:"+params.usernameFragment+"\r\na=ice-pwd:"+params.password+"\r\n"},SDPUtils.parseRtpParameters=function(mediaSection){for(var description={codecs:[],headerExtensions:[],fecMechanisms:[],rtcp:[]},lines=SDPUtils.splitLines(mediaSection),mline=lines[0].split(" "),i=3;i0?"9":"0",sdp+=" UDP/TLS/RTP/SAVPF ",sdp+=caps.codecs.map(function(codec){return void 0!==codec.preferredPayloadType?codec.preferredPayloadType:codec.payloadType}).join(" ")+"\r\n",sdp+="c=IN IP4 0.0.0.0\r\n",sdp+="a=rtcp:9 IN IP4 0.0.0.0\r\n",caps.codecs.forEach(function(codec){sdp+=SDPUtils.writeRtpMap(codec),sdp+=SDPUtils.writeFmtp(codec),sdp+=SDPUtils.writeRtcpFb(codec)});var maxptime=0;return caps.codecs.forEach(function(codec){codec.maxptime>maxptime&&(maxptime=codec.maxptime)}),maxptime>0&&(sdp+="a=maxptime:"+maxptime+"\r\n"),sdp+="a=rtcp-mux\r\n",caps.headerExtensions.forEach(function(extension){sdp+=SDPUtils.writeExtmap(extension)}),sdp},SDPUtils.parseRtpEncodingParameters=function(mediaSection){var secondarySsrc,encodingParameters=[],description=SDPUtils.parseRtpParameters(mediaSection),hasRed=-1!==description.fecMechanisms.indexOf("RED"),hasUlpfec=-1!==description.fecMechanisms.indexOf("ULPFEC"),ssrcs=SDPUtils.matchPrefix(mediaSection,"a=ssrc:").map(function(line){return SDPUtils.parseSsrcMedia(line)}).filter(function(parts){return"cname"===parts.attribute}),primarySsrc=ssrcs.length>0&&ssrcs[0].ssrc,flows=SDPUtils.matchPrefix(mediaSection,"a=ssrc-group:FID").map(function(line){var parts=line.split(" ");return parts.shift(),parts.map(function(part){return parseInt(part,10)})});flows.length>0&&flows[0].length>1&&flows[0][0]===primarySsrc&&(secondarySsrc=flows[0][1]),description.codecs.forEach(function(codec){if("RTX"===codec.name.toUpperCase()&&codec.parameters.apt){var encParam={ssrc:primarySsrc,codecPayloadType:parseInt(codec.parameters.apt,10),rtx:{ssrc:secondarySsrc}};encodingParameters.push(encParam),hasRed&&(encParam=JSON.parse(JSON.stringify(encParam)),encParam.fec={ssrc:secondarySsrc,mechanism:hasUlpfec?"red+ulpfec":"red"},encodingParameters.push(encParam))}}),0===encodingParameters.length&&primarySsrc&&encodingParameters.push({ssrc:primarySsrc});var bandwidth=SDPUtils.matchPrefix(mediaSection,"b=");return bandwidth.length&&(0===bandwidth[0].indexOf("b=TIAS:")?bandwidth=parseInt(bandwidth[0].substr(7),10):0===bandwidth[0].indexOf("b=AS:")&&(bandwidth=parseInt(bandwidth[0].substr(5),10)),encodingParameters.forEach(function(params){params.maxBitrate=bandwidth})),encodingParameters},SDPUtils.parseRtcpParameters=function(mediaSection){var rtcpParameters={},remoteSsrc=SDPUtils.matchPrefix(mediaSection,"a=ssrc:").map(function(line){return SDPUtils.parseSsrcMedia(line)}).filter(function(obj){return"cname"===obj.attribute})[0];remoteSsrc&&(rtcpParameters.cname=remoteSsrc.value,rtcpParameters.ssrc=remoteSsrc.ssrc);var rsize=SDPUtils.matchPrefix(mediaSection,"a=rtcp-rsize");rtcpParameters.reducedSize=rsize.length>0,rtcpParameters.compound=0===rsize.length;var mux=SDPUtils.matchPrefix(mediaSection,"a=rtcp-mux");return rtcpParameters.mux=mux.length>0,rtcpParameters},SDPUtils.parseMsid=function(mediaSection){var parts,spec=SDPUtils.matchPrefix(mediaSection,"a=msid:");if(1===spec.length)return parts=spec[0].substr(7).split(" "),{stream:parts[0],track:parts[1]};var planB=SDPUtils.matchPrefix(mediaSection,"a=ssrc:").map(function(line){return SDPUtils.parseSsrcMedia(line)}).filter(function(parts){return"msid"===parts.attribute});return planB.length>0?(parts=planB[0].value.split(" "),{stream:parts[0],track:parts[1]}):void 0},SDPUtils.writeSessionBoilerplate=function(){return"v=0\r\no=thisisadapterortc 8169639915646943137 2 IN IP4 127.0.0.1\r\ns=-\r\nt=0 0\r\n"},SDPUtils.writeMediaSection=function(transceiver,caps,type,stream){var sdp=SDPUtils.writeRtpDescription(transceiver.kind,caps);if(sdp+=SDPUtils.writeIceParameters(transceiver.iceGatherer.getLocalParameters()),sdp+=SDPUtils.writeDtlsParameters(transceiver.dtlsTransport.getLocalParameters(),"offer"===type?"actpass":"active"),sdp+="a=mid:"+transceiver.mid+"\r\n",transceiver.rtpSender&&transceiver.rtpReceiver?sdp+="a=sendrecv\r\n":transceiver.rtpSender?sdp+="a=sendonly\r\n":transceiver.rtpReceiver?sdp+="a=recvonly\r\n":sdp+="a=inactive\r\n",transceiver.rtpSender){var msid="msid:"+stream.id+" "+transceiver.rtpSender.track.id+"\r\n";sdp+="a="+msid,sdp+="a=ssrc:"+transceiver.sendEncodingParameters[0].ssrc+" "+msid,transceiver.sendEncodingParameters[0].rtx&&(sdp+="a=ssrc:"+transceiver.sendEncodingParameters[0].rtx.ssrc+" "+msid,sdp+="a=ssrc-group:FID "+transceiver.sendEncodingParameters[0].ssrc+" "+transceiver.sendEncodingParameters[0].rtx.ssrc+"\r\n")}return sdp+="a=ssrc:"+transceiver.sendEncodingParameters[0].ssrc+" cname:"+SDPUtils.localCName+"\r\n",transceiver.rtpSender&&transceiver.sendEncodingParameters[0].rtx&&(sdp+="a=ssrc:"+transceiver.sendEncodingParameters[0].rtx.ssrc+" cname:"+SDPUtils.localCName+"\r\n"),sdp},SDPUtils.getDirection=function(mediaSection,sessionpart){for(var lines=SDPUtils.splitLines(mediaSection),i=0;i0&&"function"==typeof selector)return origGetStats(selector,successCallback);var fixChromeStats_=function(response){var standardReport={};return response.result().forEach(function(report){var standardStats={id:report.id,timestamp:report.timestamp,type:report.type};report.names().forEach(function(name){standardStats[name]=report.stat(name)}),standardReport[standardStats.id]=standardStats}),standardReport},makeMapStats=function(stats,legacyStats){var map=new Map(Object.keys(stats).map(function(key){return[key,stats[key]]}));return legacyStats=legacyStats||stats,Object.keys(legacyStats).forEach(function(key){map[key]=legacyStats[key]}),map};if(arguments.length>=2){var successCallbackWrapper_=function(response){args[1](makeMapStats(fixChromeStats_(response)))};return origGetStats.apply(this,[successCallbackWrapper_,arguments[0]])}return new Promise(function(resolve,reject){1===args.length&&"object"==typeof selector?origGetStats.apply(self,[function(response){resolve(makeMapStats(fixChromeStats_(response)))},reject]):origGetStats.apply(self,[function(response){resolve(makeMapStats(fixChromeStats_(response),response.result()))},reject])}).then(successCallback,errorCallback)},pc},window.RTCPeerConnection.prototype=webkitRTCPeerConnection.prototype,webkitRTCPeerConnection.generateCertificate&&Object.defineProperty(window.RTCPeerConnection,"generateCertificate",{get:function(){return webkitRTCPeerConnection.generateCertificate}}),["createOffer","createAnswer"].forEach(function(method){var nativeMethod=webkitRTCPeerConnection.prototype[method];webkitRTCPeerConnection.prototype[method]=function(){var self=this;if(arguments.length<1||1===arguments.length&&"object"==typeof arguments[0]){var opts=1===arguments.length?arguments[0]:void 0;return new Promise(function(resolve,reject){nativeMethod.apply(self,[resolve,reject,opts])})}return nativeMethod.apply(this,arguments)}}),browserDetails.version<51&&["setLocalDescription","setRemoteDescription","addIceCandidate"].forEach(function(method){var nativeMethod=webkitRTCPeerConnection.prototype[method];webkitRTCPeerConnection.prototype[method]=function(){var args=arguments,self=this,promise=new Promise(function(resolve,reject){nativeMethod.apply(self,[args[0],resolve,reject])});return args.length<2?promise:promise.then(function(){args[1].apply(null,[])},function(err){args.length>=3&&args[2].apply(null,[err])})}}),["setLocalDescription","setRemoteDescription","addIceCandidate"].forEach(function(method){var nativeMethod=webkitRTCPeerConnection.prototype[method];webkitRTCPeerConnection.prototype[method]=function(){return arguments[0]=new("addIceCandidate"===method?RTCIceCandidate:RTCSessionDescription)(arguments[0]),nativeMethod.apply(this,arguments)}});var nativeAddIceCandidate=RTCPeerConnection.prototype.addIceCandidate;RTCPeerConnection.prototype.addIceCandidate=function(){return null===arguments[0]?Promise.resolve():nativeAddIceCandidate.apply(this,arguments)}}};module.exports={shimMediaStream:chromeShim.shimMediaStream,shimOnTrack:chromeShim.shimOnTrack,shimSourceObject:chromeShim.shimSourceObject,shimPeerConnection:chromeShim.shimPeerConnection,shimGetUserMedia:requirecopy("./getusermedia")}},{"../utils.js":10,"./getusermedia":4}],4:[function(requirecopy,module,exports){"use strict";var logging=requirecopy("../utils.js").log;module.exports=function(){var constraintsToChrome_=function(c){if("object"!=typeof c||c.mandatory||c.optional)return c;var cc={};return Object.keys(c).forEach(function(key){if("require"!==key&&"advanced"!==key&&"mediaSource"!==key){var r="object"==typeof c[key]?c[key]:{ideal:c[key]};void 0!==r.exact&&"number"==typeof r.exact&&(r.min=r.max=r.exact);var oldname_=function(prefix,name){return prefix?prefix+name.charAt(0).toUpperCase()+name.slice(1):"deviceId"===name?"sourceId":name};if(void 0!==r.ideal){cc.optional=cc.optional||[];var oc={};"number"==typeof r.ideal?(oc[oldname_("min",key)]=r.ideal,cc.optional.push(oc),oc={},oc[oldname_("max",key)]=r.ideal,cc.optional.push(oc)):(oc[oldname_("",key)]=r.ideal,cc.optional.push(oc))}void 0!==r.exact&&"number"!=typeof r.exact?(cc.mandatory=cc.mandatory||{},cc.mandatory[oldname_("",key)]=r.exact):["min","max"].forEach(function(mix){void 0!==r[mix]&&(cc.mandatory=cc.mandatory||{},cc.mandatory[oldname_(mix,key)]=r[mix])})}}),c.advanced&&(cc.optional=(cc.optional||[]).concat(c.advanced)),cc},shimConstraints_=function(constraints,func){if(constraints=JSON.parse(JSON.stringify(constraints)),constraints&&constraints.audio&&(constraints.audio=constraintsToChrome_(constraints.audio)),constraints&&"object"==typeof constraints.video){var face=constraints.video.facingMode;if((face=face&&("object"==typeof face?face:{ideal:face}))&&("user"===face.exact||"environment"===face.exact||"user"===face.ideal||"environment"===face.ideal)&&(!navigator.mediaDevices.getSupportedConstraints||!navigator.mediaDevices.getSupportedConstraints().facingMode)&&(delete constraints.video.facingMode,"environment"===face.exact||"environment"===face.ideal))return navigator.mediaDevices.enumerateDevices().then(function(devices){devices=devices.filter(function(d){return"videoinput"===d.kind});var back=devices.find(function(d){return-1!==d.label.toLowerCase().indexOf("back")})||devices.length&&devices[devices.length-1];return back&&(constraints.video.deviceId=face.exact?{exact:back.deviceId}:{ideal:back.deviceId}),constraints.video=constraintsToChrome_(constraints.video),logging("chrome: "+JSON.stringify(constraints)),func(constraints)});constraints.video=constraintsToChrome_(constraints.video)}return logging("chrome: "+JSON.stringify(constraints)),func(constraints)},shimError_=function(e){return{name:{PermissionDeniedError:"NotAllowedError",ConstraintNotSatisfiedError:"OverconstrainedError"}[e.name]||e.name,message:e.message,constraint:e.constraintName,toString:function(){return this.name+(this.message&&": ")+this.message}}},getUserMedia_=function(constraints,onSuccess,onError){shimConstraints_(constraints,function(c){navigator.webkitGetUserMedia(c,onSuccess,function(e){onError(shimError_(e))})})};navigator.getUserMedia=getUserMedia_;var getUserMediaPromise_=function(constraints){return new Promise(function(resolve,reject){navigator.getUserMedia(constraints,resolve,reject)})};if(navigator.mediaDevices||(navigator.mediaDevices={getUserMedia:getUserMediaPromise_,enumerateDevices:function(){return new Promise(function(resolve){var kinds={audio:"audioinput",video:"videoinput"};return MediaStreamTrack.getSources(function(devices){resolve(devices.map(function(device){return{label:device.label,kind:kinds[device.kind],deviceId:device.id,groupId:""}}))})})}}),navigator.mediaDevices.getUserMedia){var origGetUserMedia=navigator.mediaDevices.getUserMedia.bind(navigator.mediaDevices);navigator.mediaDevices.getUserMedia=function(cs){return shimConstraints_(cs,function(c){return origGetUserMedia(c).catch(function(e){return Promise.reject(shimError_(e))})})}}else navigator.mediaDevices.getUserMedia=function(constraints){return getUserMediaPromise_(constraints)};void 0===navigator.mediaDevices.addEventListener&&(navigator.mediaDevices.addEventListener=function(){logging("Dummy mediaDevices.addEventListener called.")}),void 0===navigator.mediaDevices.removeEventListener&&(navigator.mediaDevices.removeEventListener=function(){logging("Dummy mediaDevices.removeEventListener called.")})}},{"../utils.js":10}],5:[function(requirecopy,module,exports){"use strict";var SDPUtils=requirecopy("sdp"),browserDetails=requirecopy("../utils").browserDetails,edgeShim={shimPeerConnection:function(){window.RTCIceGatherer&&(window.RTCIceCandidate||(window.RTCIceCandidate=function(args){return args}),window.RTCSessionDescription||(window.RTCSessionDescription=function(args){return args})),window.RTCPeerConnection=function(config){var self=this,_eventTarget=document.createDocumentFragment();if(["addEventListener","removeEventListener","dispatchEvent"].forEach(function(method){self[method]=_eventTarget[method].bind(_eventTarget)}),this.onicecandidate=null,this.onaddstream=null,this.ontrack=null,this.onremovestream=null,this.onsignalingstatechange=null,this.oniceconnectionstatechange=null,this.onnegotiationneeded=null,this.ondatachannel=null,this.localStreams=[],this.remoteStreams=[],this.getLocalStreams=function(){return self.localStreams},this.getRemoteStreams=function(){return self.remoteStreams},this.localDescription=new RTCSessionDescription({type:"",sdp:""}),this.remoteDescription=new RTCSessionDescription({type:"",sdp:""}),this.signalingState="stable",this.iceConnectionState="new",this.iceGatheringState="new",this.iceOptions={gatherPolicy:"all",iceServers:[]},config&&config.iceTransportPolicy)switch(config.iceTransportPolicy){case"all":case"relay":this.iceOptions.gatherPolicy=config.iceTransportPolicy;break;case"none":throw new TypeError('iceTransportPolicy "none" not supported')}if(this.usingBundle=config&&"max-bundle"===config.bundlePolicy,config&&config.iceServers){var iceServers=JSON.parse(JSON.stringify(config.iceServers));this.iceOptions.iceServers=iceServers.filter(function(server){if(server&&server.urls){var urls=server.urls;return"string"==typeof urls&&(urls=[urls]),!!(urls=urls.filter(function(url){return 0===url.indexOf("turn:")&&-1!==url.indexOf("transport=udp")&&-1===url.indexOf("turn:[")||0===url.indexOf("stun:")&&browserDetails.version>=14393})[0])}return!1})}this.transceivers=[],this._localIceCandidatesBuffer=[]},window.RTCPeerConnection.prototype._emitBufferedCandidates=function(){var self=this,sections=SDPUtils.splitSections(self.localDescription.sdp);this._localIceCandidatesBuffer.forEach(function(event){if(event.candidate&&0!==Object.keys(event.candidate).length)-1===event.candidate.candidate.indexOf("typ endOfCandidates")&&(sections[event.candidate.sdpMLineIndex+1]+="a="+event.candidate.candidate+"\r\n");else for(var j=1;j-1&&(this.localStreams.splice(idx,1),this._maybeFireNegotiationNeeded())},window.RTCPeerConnection.prototype.getSenders=function(){return this.transceivers.filter(function(transceiver){return!!transceiver.rtpSender}).map(function(transceiver){return transceiver.rtpSender})},window.RTCPeerConnection.prototype.getReceivers=function(){return this.transceivers.filter(function(transceiver){return!!transceiver.rtpReceiver}).map(function(transceiver){return transceiver.rtpReceiver})},window.RTCPeerConnection.prototype._getCommonCapabilities=function(localCapabilities,remoteCapabilities){var commonCapabilities={codecs:[],headerExtensions:[],fecMechanisms:[]};return localCapabilities.codecs.forEach(function(lCodec){for(var i=0;i0;sections.forEach(function(mediaSection,sdpMLineIndex){var transceiver=self.transceivers[sdpMLineIndex],iceGatherer=transceiver.iceGatherer,iceTransport=transceiver.iceTransport,dtlsTransport=transceiver.dtlsTransport,localCapabilities=transceiver.localCapabilities,remoteCapabilities=transceiver.remoteCapabilities;if("0"!==mediaSection.split("\n",1)[0].split(" ",2)[1]&&!transceiver.isDatachannel){var remoteIceParameters=SDPUtils.getIceParameters(mediaSection,sessionpart);if(isIceLite){var cands=SDPUtils.matchPrefix(mediaSection,"a=candidate:").map(function(cand){return SDPUtils.parseCandidate(cand)}).filter(function(cand){return"1"===cand.component});cands.length&&iceTransport.setRemoteCandidates(cands)}var remoteDtlsParameters=SDPUtils.getDtlsParameters(mediaSection,sessionpart);isIceLite&&(remoteDtlsParameters.role="server"),self.usingBundle&&0!==sdpMLineIndex||(iceTransport.start(iceGatherer,remoteIceParameters,isIceLite?"controlling":"controlled"),dtlsTransport.start(remoteDtlsParameters));var params=self._getCommonCapabilities(localCapabilities,remoteCapabilities);self._transceive(transceiver,params.codecs.length>0,!1)}})}switch(this.localDescription={type:description.type,sdp:description.sdp},description.type){case"offer":this._updateSignalingState("have-local-offer");break;case"answer":this._updateSignalingState("stable");break;default:throw new TypeError('unsupported type "'+description.type+'"')}var hasCallback=arguments.length>1&&"function"==typeof arguments[1];if(hasCallback){var cb=arguments[1];window.setTimeout(function(){cb(),"new"===self.iceGatheringState&&(self.iceGatheringState="gathering"),self._emitBufferedCandidates()},0)}var p=Promise.resolve();return p.then(function(){hasCallback||("new"===self.iceGatheringState&&(self.iceGatheringState="gathering"),window.setTimeout(self._emitBufferedCandidates.bind(self),500))}),p},window.RTCPeerConnection.prototype.setRemoteDescription=function(description){var self=this,stream=new MediaStream,receiverList=[],sections=SDPUtils.splitSections(description.sdp),sessionpart=sections.shift(),isIceLite=SDPUtils.matchPrefix(sessionpart,"a=ice-lite").length>0;switch(this.usingBundle=SDPUtils.matchPrefix(sessionpart,"a=group:BUNDLE ").length>0,sections.forEach(function(mediaSection,sdpMLineIndex){var lines=SDPUtils.splitLines(mediaSection),mline=lines[0].substr(2).split(" "),kind=mline[0],rejected="0"===mline[1],direction=SDPUtils.getDirection(mediaSection,sessionpart),mid=SDPUtils.matchPrefix(mediaSection,"a=mid:");if(mid=mid.length?mid[0].substr(6):SDPUtils.generateIdentifier(),"application"===kind&&"DTLS/SCTP"===mline[2])return void(self.transceivers[sdpMLineIndex]={mid:mid,isDatachannel:!0});var transceiver,iceGatherer,iceTransport,dtlsTransport,rtpSender,rtpReceiver,sendEncodingParameters,recvEncodingParameters,localCapabilities,track,remoteIceParameters,remoteDtlsParameters,remoteCapabilities=SDPUtils.parseRtpParameters(mediaSection);rejected||(remoteIceParameters=SDPUtils.getIceParameters(mediaSection,sessionpart),remoteDtlsParameters=SDPUtils.getDtlsParameters(mediaSection,sessionpart),remoteDtlsParameters.role="client"),recvEncodingParameters=SDPUtils.parseRtpEncodingParameters(mediaSection);var cname,remoteSsrc=SDPUtils.matchPrefix(mediaSection,"a=ssrc:").map(function(line){return SDPUtils.parseSsrcMedia(line)}).filter(function(obj){return"cname"===obj.attribute})[0];remoteSsrc&&(cname=remoteSsrc.value);var isComplete=SDPUtils.matchPrefix(mediaSection,"a=end-of-candidates",sessionpart).length>0,cands=SDPUtils.matchPrefix(mediaSection,"a=candidate:").map(function(cand){return SDPUtils.parseCandidate(cand)}).filter(function(cand){return"1"===cand.component});if("offer"!==description.type||rejected)"answer"!==description.type||rejected||(transceiver=self.transceivers[sdpMLineIndex],iceGatherer=transceiver.iceGatherer,iceTransport=transceiver.iceTransport,dtlsTransport=transceiver.dtlsTransport,rtpSender=transceiver.rtpSender,rtpReceiver=transceiver.rtpReceiver,sendEncodingParameters=transceiver.sendEncodingParameters,localCapabilities=transceiver.localCapabilities,self.transceivers[sdpMLineIndex].recvEncodingParameters=recvEncodingParameters,self.transceivers[sdpMLineIndex].remoteCapabilities=remoteCapabilities,self.transceivers[sdpMLineIndex].cname=cname,(isIceLite||isComplete)&&cands.length&&iceTransport.setRemoteCandidates(cands),self.usingBundle&&0!==sdpMLineIndex||(iceTransport.start(iceGatherer,remoteIceParameters,"controlling"),dtlsTransport.start(remoteDtlsParameters)),self._transceive(transceiver,"sendrecv"===direction||"recvonly"===direction,"sendrecv"===direction||"sendonly"===direction),!rtpReceiver||"sendrecv"!==direction&&"sendonly"!==direction?delete transceiver.rtpReceiver:(track=rtpReceiver.track,receiverList.push([track,rtpReceiver]),stream.addTrack(track)));else{var transports=self.usingBundle&&sdpMLineIndex>0?{iceGatherer:self.transceivers[0].iceGatherer,iceTransport:self.transceivers[0].iceTransport,dtlsTransport:self.transceivers[0].dtlsTransport}:self._createIceAndDtlsTransports(mid,sdpMLineIndex);if(isComplete&&transports.iceTransport.setRemoteCandidates(cands),localCapabilities=RTCRtpReceiver.getCapabilities(kind),sendEncodingParameters=[{ssrc:1001*(2*sdpMLineIndex+2)}],rtpReceiver=new RTCRtpReceiver(transports.dtlsTransport,kind),track=rtpReceiver.track,receiverList.push([track,rtpReceiver]),stream.addTrack(track),self.localStreams.length>0&&self.localStreams[0].getTracks().length>=sdpMLineIndex){var localTrack;"audio"===kind?localTrack=self.localStreams[0].getAudioTracks()[0]:"video"===kind&&(localTrack=self.localStreams[0].getVideoTracks()[0]),localTrack&&(rtpSender=new RTCRtpSender(localTrack,transports.dtlsTransport))}self.transceivers[sdpMLineIndex]={iceGatherer:transports.iceGatherer,iceTransport:transports.iceTransport,dtlsTransport:transports.dtlsTransport,localCapabilities:localCapabilities,remoteCapabilities:remoteCapabilities,rtpSender:rtpSender,rtpReceiver:rtpReceiver,kind:kind,mid:mid,cname:cname,sendEncodingParameters:sendEncodingParameters,recvEncodingParameters:recvEncodingParameters},self._transceive(self.transceivers[sdpMLineIndex],!1,"sendrecv"===direction||"sendonly"===direction)}}),this.remoteDescription={type:description.type,sdp:description.sdp},description.type){case"offer":this._updateSignalingState("have-remote-offer");break;case"answer":this._updateSignalingState("stable");break;default:throw new TypeError('unsupported type "'+description.type+'"')}return stream.getTracks().length&&(self.remoteStreams.push(stream),window.setTimeout(function(){var event=new Event("addstream");event.stream=stream,self.dispatchEvent(event),null!==self.onaddstream&&window.setTimeout(function(){self.onaddstream(event)},0),receiverList.forEach(function(item){var track=item[0],receiver=item[1],trackEvent=new Event("track");trackEvent.track=track,trackEvent.receiver=receiver,trackEvent.streams=[stream],self.dispatchEvent(event),null!==self.ontrack&&window.setTimeout(function(){self.ontrack(trackEvent)},0)})},0)),arguments.length>1&&"function"==typeof arguments[1]&&window.setTimeout(arguments[1],0),Promise.resolve()},window.RTCPeerConnection.prototype.close=function(){this.transceivers.forEach(function(transceiver){transceiver.iceTransport&&transceiver.iceTransport.stop(),transceiver.dtlsTransport&&transceiver.dtlsTransport.stop(),transceiver.rtpSender&&transceiver.rtpSender.stop(),transceiver.rtpReceiver&&transceiver.rtpReceiver.stop()}),this._updateSignalingState("closed")},window.RTCPeerConnection.prototype._updateSignalingState=function(newState){this.signalingState=newState;var event=new Event("signalingstatechange");this.dispatchEvent(event),null!==this.onsignalingstatechange&&this.onsignalingstatechange(event)},window.RTCPeerConnection.prototype._maybeFireNegotiationNeeded=function(){var event=new Event("negotiationneeded");this.dispatchEvent(event),null!==this.onnegotiationneeded&&this.onnegotiationneeded(event)},window.RTCPeerConnection.prototype._updateConnectionState=function(){var newState,self=this,states={new:0,closed:0,connecting:0,checking:0,connected:0,completed:0,failed:0};if(this.transceivers.forEach(function(transceiver){states[transceiver.iceTransport.state]++,states[transceiver.dtlsTransport.state]++}),states.connected+=states.completed,newState="new",states.failed>0?newState="failed":states.connecting>0||states.checking>0?newState="connecting":states.disconnected>0?newState="disconnected":states.new>0?newState="new":(states.connected>0||states.completed>0)&&(newState="connected"),newState!==self.iceConnectionState){self.iceConnectionState=newState;var event=new Event("iceconnectionstatechange");this.dispatchEvent(event),null!==this.oniceconnectionstatechange&&this.oniceconnectionstatechange(event)}},window.RTCPeerConnection.prototype.createOffer=function(){var self=this;if(this._pendingOffer)throw new Error("createOffer called while there is a pending offer.");var offerOptions;1===arguments.length&&"function"!=typeof arguments[0]?offerOptions=arguments[0]:3===arguments.length&&(offerOptions=arguments[2]);var tracks=[],numAudioTracks=0,numVideoTracks=0;if(this.localStreams.length&&(numAudioTracks=this.localStreams[0].getAudioTracks().length,numVideoTracks=this.localStreams[0].getVideoTracks().length),offerOptions){if(offerOptions.mandatory||offerOptions.optional)throw new TypeError("Legacy mandatory/optional constraints not supported.");void 0!==offerOptions.offerToReceiveAudio&&(numAudioTracks=offerOptions.offerToReceiveAudio),void 0!==offerOptions.offerToReceiveVideo&&(numVideoTracks=offerOptions.offerToReceiveVideo)}for(this.localStreams.length&&this.localStreams[0].getTracks().forEach(function(track){tracks.push({kind:track.kind,track:track,wantReceive:"audio"===track.kind?numAudioTracks>0:numVideoTracks>0}),"audio"===track.kind?numAudioTracks--:"video"===track.kind&&numVideoTracks--});numAudioTracks>0||numVideoTracks>0;)numAudioTracks>0&&(tracks.push({kind:"audio",wantReceive:!0}),numAudioTracks--),numVideoTracks>0&&(tracks.push({kind:"video",wantReceive:!0}),numVideoTracks--);var sdp=SDPUtils.writeSessionBoilerplate(),transceivers=[];tracks.forEach(function(mline,sdpMLineIndex){var rtpSender,rtpReceiver,track=mline.track,kind=mline.kind,mid=SDPUtils.generateIdentifier(),transports=self.usingBundle&&sdpMLineIndex>0?{iceGatherer:transceivers[0].iceGatherer,iceTransport:transceivers[0].iceTransport,dtlsTransport:transceivers[0].dtlsTransport}:self._createIceAndDtlsTransports(mid,sdpMLineIndex),localCapabilities=RTCRtpSender.getCapabilities(kind),sendEncodingParameters=[{ssrc:1001*(2*sdpMLineIndex+1)}];track&&(rtpSender=new RTCRtpSender(track,transports.dtlsTransport)),mline.wantReceive&&(rtpReceiver=new RTCRtpReceiver(transports.dtlsTransport,kind)),transceivers[sdpMLineIndex]={iceGatherer:transports.iceGatherer,iceTransport:transports.iceTransport,dtlsTransport:transports.dtlsTransport,localCapabilities:localCapabilities,remoteCapabilities:null,rtpSender:rtpSender,rtpReceiver:rtpReceiver,kind:kind,mid:mid,sendEncodingParameters:sendEncodingParameters,recvEncodingParameters:null}}),this.usingBundle&&(sdp+="a=group:BUNDLE "+transceivers.map(function(t){return t.mid}).join(" ")+"\r\n"),tracks.forEach(function(mline,sdpMLineIndex){var transceiver=transceivers[sdpMLineIndex];sdp+=SDPUtils.writeMediaSection(transceiver,transceiver.localCapabilities,"offer",self.localStreams[0])}),this._pendingOffer=transceivers;var desc=new RTCSessionDescription({type:"offer",sdp:sdp});return arguments.length&&"function"==typeof arguments[0]&&window.setTimeout(arguments[0],0,desc),Promise.resolve(desc)},window.RTCPeerConnection.prototype.createAnswer=function(){var self=this,sdp=SDPUtils.writeSessionBoilerplate();this.usingBundle&&(sdp+="a=group:BUNDLE "+this.transceivers.map(function(t){return t.mid}).join(" ")+"\r\n"),this.transceivers.forEach(function(transceiver){if(transceiver.isDatachannel)return void(sdp+="m=application 0 DTLS/SCTP 5000\r\nc=IN IP4 0.0.0.0\r\na=mid:"+transceiver.mid+"\r\n");var commonCapabilities=self._getCommonCapabilities(transceiver.localCapabilities,transceiver.remoteCapabilities);sdp+=SDPUtils.writeMediaSection(transceiver,commonCapabilities,"answer",self.localStreams[0])});var desc=new RTCSessionDescription({type:"answer",sdp:sdp});return arguments.length&&"function"==typeof arguments[0]&&window.setTimeout(arguments[0],0,desc),Promise.resolve(desc)},window.RTCPeerConnection.prototype.addIceCandidate=function(candidate){if(null===candidate)this.transceivers.forEach(function(transceiver){transceiver.iceTransport.addRemoteCandidate({})});else{var mLineIndex=candidate.sdpMLineIndex;if(candidate.sdpMid)for(var i=0;i0?SDPUtils.parseCandidate(candidate.candidate):{};if("tcp"===cand.protocol&&(0===cand.port||9===cand.port))return;if("1"!==cand.component)return;"endOfCandidates"===cand.type&&(cand={}),transceiver.iceTransport.addRemoteCandidate(cand);var sections=SDPUtils.splitSections(this.remoteDescription.sdp);sections[mLineIndex+1]+=(cand.type?candidate.candidate.trim():"a=end-of-candidates")+"\r\n",this.remoteDescription.sdp=sections.join("")}}return arguments.length>1&&"function"==typeof arguments[1]&&window.setTimeout(arguments[1],0),Promise.resolve()},window.RTCPeerConnection.prototype.getStats=function(){var promises=[];this.transceivers.forEach(function(transceiver){["rtpSender","rtpReceiver","iceGatherer","iceTransport","dtlsTransport"].forEach(function(method){transceiver[method]&&promises.push(transceiver[method].getStats())})});var cb=arguments.length>1&&"function"==typeof arguments[1]&&arguments[1];return new Promise(function(resolve){var results=new Map;Promise.all(promises).then(function(res){res.forEach(function(result){Object.keys(result).forEach(function(id){results.set(id,result[id]),results[id]=result[id]})}),cb&&window.setTimeout(cb,0,results),resolve(results)})})}}};module.exports={shimPeerConnection:edgeShim.shimPeerConnection,shimGetUserMedia:requirecopy("./getusermedia")}},{"../utils":10,"./getusermedia":6,sdp:1}],6:[function(requirecopy,module,exports){"use strict";module.exports=function(){var shimError_=function(e){return{name:{PermissionDeniedError:"NotAllowedError"}[e.name]||e.name,message:e.message,constraint:e.constraint,toString:function(){return this.name}}},origGetUserMedia=navigator.mediaDevices.getUserMedia.bind(navigator.mediaDevices);navigator.mediaDevices.getUserMedia=function(c){return origGetUserMedia(c).catch(function(e){return Promise.reject(shimError_(e))})}}},{}],7:[function(requirecopy,module,exports){"use strict";var browserDetails=requirecopy("../utils").browserDetails,firefoxShim={shimOnTrack:function(){"object"!=typeof window||!window.RTCPeerConnection||"ontrack"in window.RTCPeerConnection.prototype||Object.defineProperty(window.RTCPeerConnection.prototype,"ontrack",{get:function(){return this._ontrack},set:function(f){this._ontrack&&(this.removeEventListener("track",this._ontrack),this.removeEventListener("addstream",this._ontrackpoly)),this.addEventListener("track",this._ontrack=f),this.addEventListener("addstream",this._ontrackpoly=function(e){e.stream.getTracks().forEach(function(track){var event=new Event("track");event.track=track,event.receiver={track:track},event.streams=[e.stream],this.dispatchEvent(event)}.bind(this))}.bind(this))}})},shimSourceObject:function(){"object"==typeof window&&(!window.HTMLMediaElement||"srcObject"in window.HTMLMediaElement.prototype||Object.defineProperty(window.HTMLMediaElement.prototype,"srcObject",{get:function(){return this.mozSrcObject},set:function(stream){this.mozSrcObject=stream}}))},shimPeerConnection:function(){if("object"==typeof window&&(window.RTCPeerConnection||window.mozRTCPeerConnection)){window.RTCPeerConnection||(window.RTCPeerConnection=function(pcConfig,pcConstraints){if(browserDetails.version<38&&pcConfig&&pcConfig.iceServers){for(var newIceServers=[],i=0;i=pos&&parseInt(match[pos],10)},detectBrowser:function(){var result={};if(result.browser=null,result.version=null,"undefined"==typeof window||!window.navigator)return result.browser="Not a browser.",result;if(navigator.mozGetUserMedia)result.browser="firefox",result.version=this.extractVersion(navigator.userAgent,/Firefox\/([0-9]+)\./,1);else if(navigator.webkitGetUserMedia)if(window.webkitRTCPeerConnection)result.browser="chrome",result.version=this.extractVersion(navigator.userAgent,/Chrom(e|ium)\/([0-9]+)\./,2);else{if(!navigator.userAgent.match(/Version\/(\d+).(\d+)/))return result.browser="Unsupported webkit-based browser with GUM support but no WebRTC support.",result;result.browser="safari",result.version=this.extractVersion(navigator.userAgent,/AppleWebKit\/([0-9]+)\./,1)}else{if(!navigator.mediaDevices||!navigator.userAgent.match(/Edge\/(\d+).(\d+)$/))return result.browser="Not a supported browser.",result;result.browser="edge",result.version=this.extractVersion(navigator.userAgent,/Edge\/(\d+).(\d+)$/,2)}return result}};module.exports={log:utils.log,disableLog:utils.disableLog,browserDetails:utils.detectBrowser(),extractVersion:utils.extractVersion}},{}]},{},[2])(2)}),AdapterJS.parseWebrtcDetectedBrowser(),navigator.mozGetUserMedia?(MediaStreamTrack.getSources=function(successCb){setTimeout(function(){successCb([{kind:"audio",id:"default",label:"",facing:""},{kind:"video",id:"default",label:"",facing:""}])},0)},attachMediaStream=function(element,stream){return element.srcObject=stream,element},reattachMediaStream=function(to,from){return to.srcObject=from.srcObject,to},createIceServer=function(url,username,password){var iceServer=null,urlParts=url.split(":");if(0===urlParts[0].indexOf("stun"))iceServer={urls:[url]};else if(0===urlParts[0].indexOf("turn"))if(webrtcDetectedVersion<27){var turnUrlParts=url.split("?");1!==turnUrlParts.length&&0!==turnUrlParts[1].indexOf("transport=udp")||(iceServer={urls:[turnUrlParts[0]],credential:password,username:username})}else iceServer={urls:[url],credential:password,username:username};return iceServer},createIceServers=function(urls,username,password){var iceServers=[];for(i=0;i=43?element.srcObject=stream:void 0!==element.src&&(element.src=URL.createObjectURL(stream)),element},reattachMediaStream=function(to,from){return webrtcDetectedVersion>=43?to.srcObject=from.srcObject:to.src=from.src,to},createIceServer=function(url,username,password){var iceServer=null,urlParts=url.split(":");return 0===urlParts[0].indexOf("stun")?iceServer={url:url}:0===urlParts[0].indexOf("turn")&&(iceServer={url:url,credential:password,username:username}),iceServer},createIceServers=function(urls,username,password){var iceServers=[];if(webrtcDetectedVersion>=34)iceServers={urls:urls,credential:password,username:username};else for(i=0;i38?element.srcObject=stream:void 0!==element.src&&(element.src=URL.createObjectURL(stream))}),attachMediaStream=function(element,stream){return"chrome"!==webrtcDetectedBrowser&&"opera"!==webrtcDetectedBrowser||stream?attachMediaStream_base(element,stream):element.src="",element},reattachMediaStream_base=reattachMediaStream,reattachMediaStream=function(to,from){return reattachMediaStream_base(to,from),to},window.attachMediaStream=attachMediaStream,window.reattachMediaStream=reattachMediaStream,window.getUserMedia=function(constraints,onSuccess,onFailure){navigator.getUserMedia(constraints,onSuccess,onFailure)},AdapterJS.attachMediaStream=attachMediaStream,AdapterJS.reattachMediaStream=reattachMediaStream,AdapterJS.getUserMedia=getUserMedia,"undefined"==typeof Promise&&(requestUserMedia=null),AdapterJS.maybeThroughWebRTCReady()),"undefined"!=typeof exports&&(module.exports=AdapterJS),AdapterJS.TEXT.EXTENSION={REQUIRE_INSTALLATION_FF:"To enable screensharing you need to install the Skylink WebRTC tools Firefox Add-on.",REQUIRE_INSTALLATION_CHROME:"To enable screensharing you need to install the Skylink WebRTC tools Chrome Extension.",REQUIRE_REFRESH:"Please refresh this page after the Skylink WebRTC tools extension has been installed.",BUTTON_FF:"Install Now",BUTTON_CHROME:"Go to Chrome Web Store"},AdapterJS.defineMediaSourcePolyfill=function(){var baseGetUserMedia=null,clone=function(obj){if(null===obj||"object"!=typeof obj)return obj;var copy=obj.constructor();for(var attr in obj)obj.hasOwnProperty(attr)&&(copy[attr]=obj[attr]);return copy};if(window.navigator.mozGetUserMedia?(baseGetUserMedia=window.navigator.getUserMedia,navigator.getUserMedia=function(constraints,successCb,failureCb){if(constraints&&constraints.video&&constraints.video.mediaSource){if("screen"!==constraints.video.mediaSource&&"window"!==constraints.video.mediaSource)return void failureCb(new Error('GetUserMedia: Only "screen" and "window" are supported as mediaSource constraints'));var updatedConstraints=clone(constraints);updatedConstraints.video.mozMediaSource=updatedConstraints.video.mediaSource;var checkIfReady=setInterval(function(){"complete"===document.readyState&&(clearInterval(checkIfReady),baseGetUserMedia(updatedConstraints,successCb,function(error){["NotAllowedError","PermissionDeniedError","SecurityError","NotAllowedError"].indexOf(error.name)>-1&&"https:"===window.parent.location.protocol?AdapterJS.renderNotificationBar(AdapterJS.TEXT.EXTENSION.REQUIRE_INSTALLATION_FF,AdapterJS.TEXT.EXTENSION.BUTTON_FF,function(e){window.open("https://addons.mozilla.org/en-US/firefox/addon/skylink-webrtc-tools/","_blank"),e.target&&e.target.parentElement&&e.target.nextElementSibling&&e.target.nextElementSibling.click&&e.target.nextElementSibling.click(),AdapterJS.renderNotificationBar(AdapterJS.TEXT.EXTENSION?AdapterJS.TEXT.EXTENSION.REQUIRE_REFRESH:AdapterJS.TEXT.REFRESH.REQUIRE_REFRESH,AdapterJS.TEXT.REFRESH.BUTTON,function(){window.open("javascript:location.reload()","_top")})}):failureCb(error)}))},1)}else baseGetUserMedia(constraints,successCb,failureCb)},AdapterJS.getUserMedia=window.getUserMedia=navigator.getUserMedia):window.navigator.webkitGetUserMedia&&"safari"!==window.webrtcDetectedBrowser?(baseGetUserMedia=window.navigator.getUserMedia,navigator.getUserMedia=function(constraints,successCb,failureCb){if(constraints&&constraints.video&&constraints.video.mediaSource){if("chrome"!==window.webrtcDetectedBrowser)return void failureCb(new Error("Current browser does not support screensharing"));var updatedConstraints=clone(constraints),chromeCallback=function(error,sourceId){error?failureCb("permission-denied"===error?new Error("Permission denied for screen retrieval"):new Error("Failed retrieving selected screen")):(updatedConstraints.video.mandatory=updatedConstraints.video.mandatory||{},updatedConstraints.video.mandatory.chromeMediaSource="desktop",updatedConstraints.video.mandatory.maxWidth=window.screen.width>1920?window.screen.width:1920,updatedConstraints.video.mandatory.maxHeight=window.screen.height>1080?window.screen.height:1080,sourceId&&(updatedConstraints.video.mandatory.chromeMediaSourceId=sourceId),delete updatedConstraints.video.mediaSource,baseGetUserMedia(updatedConstraints,successCb,failureCb))},onIFrameCallback=function(event){event.data&&(event.data.chromeMediaSourceId&&("PermissionDeniedError"===event.data.chromeMediaSourceId?chromeCallback("permission-denied"):chromeCallback(null,event.data.chromeMediaSourceId)),event.data.chromeExtensionStatus&&("not-installed"===event.data.chromeExtensionStatus?AdapterJS.renderNotificationBar(AdapterJS.TEXT.EXTENSION.REQUIRE_INSTALLATION_CHROME,AdapterJS.TEXT.EXTENSION.BUTTON_CHROME,function(e){window.open(event.data.data,"_blank"),e.target&&e.target.parentElement&&e.target.nextElementSibling&&e.target.nextElementSibling.click&&e.target.nextElementSibling.click(),AdapterJS.renderNotificationBar(AdapterJS.TEXT.EXTENSION?AdapterJS.TEXT.EXTENSION.REQUIRE_REFRESH:AdapterJS.TEXT.REFRESH.REQUIRE_REFRESH,AdapterJS.TEXT.REFRESH.BUTTON,function(){window.open("javascript:location.reload()","_top")})}):chromeCallback(event.data.chromeExtensionStatus,null)),window.removeEventListener("message",onIFrameCallback))};window.addEventListener("message",onIFrameCallback),postFrameMessage({captureSourceId:!0})}else baseGetUserMedia(constraints,successCb,failureCb)},AdapterJS.getUserMedia=window.getUserMedia=navigator.getUserMedia,navigator.mediaDevices.getUserMedia=function(constraints){return new Promise(function(resolve,reject){window.getUserMedia(constraints,resolve,reject)})}):navigator.mediaDevices&&navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)||(baseGetUserMedia=window.navigator.getUserMedia,navigator.getUserMedia=function(constraints,successCb,failureCb){if(constraints&&constraints.video&&constraints.video.mediaSource){var updatedConstraints=clone(constraints);AdapterJS.WebRTCPlugin.callWhenPluginReady(function(){if(!AdapterJS.WebRTCPlugin.plugin.HasScreensharingFeature||!AdapterJS.WebRTCPlugin.plugin.isScreensharingAvailable)return void failureCb(new Error("Your version of the WebRTC plugin does not support screensharing"));updatedConstraints.video.optional=updatedConstraints.video.optional||[],updatedConstraints.video.optional.push({sourceId:AdapterJS.WebRTCPlugin.plugin.screensharingKey||"Screensharing"}),delete updatedConstraints.video.mediaSource,baseGetUserMedia(updatedConstraints,successCb,failureCb)})}else baseGetUserMedia(constraints,successCb,failureCb)},AdapterJS.getUserMedia=getUserMedia=window.getUserMedia=navigator.getUserMedia,navigator.mediaDevices&&"undefined"!=typeof Promise&&(navigator.mediaDevices.getUserMedia=requestUserMedia)),"chrome"===window.webrtcDetectedBrowser){var iframe=document.createElement("iframe");iframe.onload=function(){iframe.isLoaded=!0},iframe.src="https://cdn.temasys.com.sg/skylink/extensions/detectRTC.html",iframe.style.display="none",(document.body||document.documentElement).appendChild(iframe);var postFrameMessage=function(object){if(object=object||{},!iframe.isLoaded)return void setTimeout(function(){iframe.contentWindow.postMessage(object,"*")},100);iframe.contentWindow.postMessage(object,"*")}}else window.webrtcDetectedBrowser},"function"!=typeof window.require&&AdapterJS.defineMediaSourcePolyfill(); \ No newline at end of file +$.verto.genUUID=function(){return generateGUID();}})(jQuery);(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.adapter=f()}})(function(){var define,module,exports;return(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o0?'m='+part:part).trim()+'\r\n';});};SDPUtils.matchPrefix=function(blob,prefix){return SDPUtils.splitLines(blob).filter(function(line){return line.indexOf(prefix)===0;});};SDPUtils.parseCandidate=function(line){var parts;if(line.indexOf('a=candidate:')===0){parts=line.substring(12).split(' ');}else{parts=line.substring(10).split(' ');} +var candidate={foundation:parts[0],component:parseInt(parts[1],10),protocol:parts[2].toLowerCase(),priority:parseInt(parts[3],10),ip:parts[4],port:parseInt(parts[5],10),type:parts[7]};for(var i=8;i0?parts[0].split('/')[1]:'sendrecv',uri:parts[1]};};SDPUtils.writeExtmap=function(headerExtension){return'a=extmap:'+(headerExtension.id||headerExtension.preferredId)+ +(headerExtension.direction&&headerExtension.direction!=='sendrecv'?'/'+headerExtension.direction:'')+' '+headerExtension.uri+'\r\n';};SDPUtils.parseFmtp=function(line){var parsed={};var kv;var parts=line.substr(line.indexOf(' ')+1).split(';');for(var j=0;j-1){parts.attribute=line.substr(sp+1,colon-sp-1);parts.value=line.substr(colon+1);}else{parts.attribute=line.substr(sp+1);} +return parts;};SDPUtils.getMid=function(mediaSection){var mid=SDPUtils.matchPrefix(mediaSection,'a=mid:')[0];if(mid){return mid.substr(6);}} +SDPUtils.parseFingerprint=function(line){var parts=line.substr(14).split(' ');return{algorithm:parts[0].toLowerCase(),value:parts[1]};};SDPUtils.getDtlsParameters=function(mediaSection,sessionpart){var lines=SDPUtils.matchPrefix(mediaSection+sessionpart,'a=fingerprint:');return{role:'auto',fingerprints:lines.map(SDPUtils.parseFingerprint)};};SDPUtils.writeDtlsParameters=function(params,setupType){var sdp='a=setup:'+setupType+'\r\n';params.fingerprints.forEach(function(fp){sdp+='a=fingerprint:'+fp.algorithm+' '+fp.value+'\r\n';});return sdp;};SDPUtils.getIceParameters=function(mediaSection,sessionpart){var lines=SDPUtils.splitLines(mediaSection);lines=lines.concat(SDPUtils.splitLines(sessionpart));var iceParameters={usernameFragment:lines.filter(function(line){return line.indexOf('a=ice-ufrag:')===0;})[0].substr(12),password:lines.filter(function(line){return line.indexOf('a=ice-pwd:')===0;})[0].substr(10)};return iceParameters;};SDPUtils.writeIceParameters=function(params){return'a=ice-ufrag:'+params.usernameFragment+'\r\n'+'a=ice-pwd:'+params.password+'\r\n';};SDPUtils.parseRtpParameters=function(mediaSection){var description={codecs:[],headerExtensions:[],fecMechanisms:[],rtcp:[]};var lines=SDPUtils.splitLines(mediaSection);var mline=lines[0].split(' ');for(var i=3;i0?'9':'0';sdp+=' UDP/TLS/RTP/SAVPF ';sdp+=caps.codecs.map(function(codec){if(codec.preferredPayloadType!==undefined){return codec.preferredPayloadType;} +return codec.payloadType;}).join(' ')+'\r\n';sdp+='c=IN IP4 0.0.0.0\r\n';sdp+='a=rtcp:9 IN IP4 0.0.0.0\r\n';caps.codecs.forEach(function(codec){sdp+=SDPUtils.writeRtpMap(codec);sdp+=SDPUtils.writeFmtp(codec);sdp+=SDPUtils.writeRtcpFb(codec);});var maxptime=0;caps.codecs.forEach(function(codec){if(codec.maxptime>maxptime){maxptime=codec.maxptime;}});if(maxptime>0){sdp+='a=maxptime:'+maxptime+'\r\n';} +sdp+='a=rtcp-mux\r\n';caps.headerExtensions.forEach(function(extension){sdp+=SDPUtils.writeExtmap(extension);});return sdp;};SDPUtils.parseRtpEncodingParameters=function(mediaSection){var encodingParameters=[];var description=SDPUtils.parseRtpParameters(mediaSection);var hasRed=description.fecMechanisms.indexOf('RED')!==-1;var hasUlpfec=description.fecMechanisms.indexOf('ULPFEC')!==-1;var ssrcs=SDPUtils.matchPrefix(mediaSection,'a=ssrc:').map(function(line){return SDPUtils.parseSsrcMedia(line);}).filter(function(parts){return parts.attribute==='cname';});var primarySsrc=ssrcs.length>0&&ssrcs[0].ssrc;var secondarySsrc;var flows=SDPUtils.matchPrefix(mediaSection,'a=ssrc-group:FID').map(function(line){var parts=line.split(' ');parts.shift();return parts.map(function(part){return parseInt(part,10);});});if(flows.length>0&&flows[0].length>1&&flows[0][0]===primarySsrc){secondarySsrc=flows[0][1];} +description.codecs.forEach(function(codec){if(codec.name.toUpperCase()==='RTX'&&codec.parameters.apt){var encParam={ssrc:primarySsrc,codecPayloadType:parseInt(codec.parameters.apt,10),rtx:{ssrc:secondarySsrc}};encodingParameters.push(encParam);if(hasRed){encParam=JSON.parse(JSON.stringify(encParam));encParam.fec={ssrc:secondarySsrc,mechanism:hasUlpfec?'red+ulpfec':'red'};encodingParameters.push(encParam);}}});if(encodingParameters.length===0&&primarySsrc){encodingParameters.push({ssrc:primarySsrc});} +var bandwidth=SDPUtils.matchPrefix(mediaSection,'b=');if(bandwidth.length){if(bandwidth[0].indexOf('b=TIAS:')===0){bandwidth=parseInt(bandwidth[0].substr(7),10);}else if(bandwidth[0].indexOf('b=AS:')===0){bandwidth=parseInt(bandwidth[0].substr(5),10)*1000*0.95 +-(50*40*8);}else{bandwidth=undefined;} +encodingParameters.forEach(function(params){params.maxBitrate=bandwidth;});} +return encodingParameters;};SDPUtils.parseRtcpParameters=function(mediaSection){var rtcpParameters={};var cname;var remoteSsrc=SDPUtils.matchPrefix(mediaSection,'a=ssrc:').map(function(line){return SDPUtils.parseSsrcMedia(line);}).filter(function(obj){return obj.attribute==='cname';})[0];if(remoteSsrc){rtcpParameters.cname=remoteSsrc.value;rtcpParameters.ssrc=remoteSsrc.ssrc;} +var rsize=SDPUtils.matchPrefix(mediaSection,'a=rtcp-rsize');rtcpParameters.reducedSize=rsize.length>0;rtcpParameters.compound=rsize.length===0;var mux=SDPUtils.matchPrefix(mediaSection,'a=rtcp-mux');rtcpParameters.mux=mux.length>0;return rtcpParameters;};SDPUtils.parseMsid=function(mediaSection){var parts;var spec=SDPUtils.matchPrefix(mediaSection,'a=msid:');if(spec.length===1){parts=spec[0].substr(7).split(' ');return{stream:parts[0],track:parts[1]};} +var planB=SDPUtils.matchPrefix(mediaSection,'a=ssrc:').map(function(line){return SDPUtils.parseSsrcMedia(line);}).filter(function(parts){return parts.attribute==='msid';});if(planB.length>0){parts=planB[0].value.split(' ');return{stream:parts[0],track:parts[1]};}};SDPUtils.generateSessionId=function(){return Math.random().toString().substr(2,21);};SDPUtils.writeSessionBoilerplate=function(sessId){var sessionId;if(sessId){sessionId=sessId;}else{sessionId=SDPUtils.generateSessionId();} +return'v=0\r\n'+'o=thisisadapterortc '+sessionId+' 2 IN IP4 127.0.0.1\r\n'+'s=-\r\n'+'t=0 0\r\n';};SDPUtils.writeMediaSection=function(transceiver,caps,type,stream){var sdp=SDPUtils.writeRtpDescription(transceiver.kind,caps);sdp+=SDPUtils.writeIceParameters(transceiver.iceGatherer.getLocalParameters());sdp+=SDPUtils.writeDtlsParameters(transceiver.dtlsTransport.getLocalParameters(),type==='offer'?'actpass':'active');sdp+='a=mid:'+transceiver.mid+'\r\n';if(transceiver.direction){sdp+='a='+transceiver.direction+'\r\n';}else if(transceiver.rtpSender&&transceiver.rtpReceiver){sdp+='a=sendrecv\r\n';}else if(transceiver.rtpSender){sdp+='a=sendonly\r\n';}else if(transceiver.rtpReceiver){sdp+='a=recvonly\r\n';}else{sdp+='a=inactive\r\n';} +if(transceiver.rtpSender){var msid='msid:'+stream.id+' '+ +transceiver.rtpSender.track.id+'\r\n';sdp+='a='+msid;sdp+='a=ssrc:'+transceiver.sendEncodingParameters[0].ssrc+' '+msid;if(transceiver.sendEncodingParameters[0].rtx){sdp+='a=ssrc:'+transceiver.sendEncodingParameters[0].rtx.ssrc+' '+msid;sdp+='a=ssrc-group:FID '+ +transceiver.sendEncodingParameters[0].ssrc+' '+ +transceiver.sendEncodingParameters[0].rtx.ssrc+'\r\n';}} +sdp+='a=ssrc:'+transceiver.sendEncodingParameters[0].ssrc+' cname:'+SDPUtils.localCName+'\r\n';if(transceiver.rtpSender&&transceiver.sendEncodingParameters[0].rtx){sdp+='a=ssrc:'+transceiver.sendEncodingParameters[0].rtx.ssrc+' cname:'+SDPUtils.localCName+'\r\n';} +return sdp;};SDPUtils.getDirection=function(mediaSection,sessionpart){var lines=SDPUtils.splitLines(mediaSection);for(var i=0;i0&&typeof selector==='function'){return origGetStats.apply(this,arguments);} +if(origGetStats.length===0&&(arguments.length===0||typeof arguments[0]!=='function')){return origGetStats.apply(this,[]);} +var fixChromeStats_=function(response){var standardReport={};var reports=response.result();reports.forEach(function(report){var standardStats={id:report.id,timestamp:report.timestamp,type:{localcandidate:'local-candidate',remotecandidate:'remote-candidate'}[report.type]||report.type};report.names().forEach(function(name){standardStats[name]=report.stat(name);});standardReport[standardStats.id]=standardStats;});return standardReport;};var makeMapStats=function(stats){return new Map(Object.keys(stats).map(function(key){return[key,stats[key]];}));};if(arguments.length>=2){var successCallbackWrapper_=function(response){args[1](makeMapStats(fixChromeStats_(response)));};return origGetStats.apply(this,[successCallbackWrapper_,arguments[0]]);} +return new Promise(function(resolve,reject){origGetStats.apply(self,[function(response){resolve(makeMapStats(fixChromeStats_(response)));},reject]);}).then(successCallback,errorCallback);};if(browserDetails.version<51){['setLocalDescription','setRemoteDescription','addIceCandidate'].forEach(function(method){var nativeMethod=window.RTCPeerConnection.prototype[method];window.RTCPeerConnection.prototype[method]=function(){var args=arguments;var self=this;var promise=new Promise(function(resolve,reject){nativeMethod.apply(self,[args[0],resolve,reject]);});if(args.length<2){return promise;} +return promise.then(function(){args[1].apply(null,[]);},function(err){if(args.length>=3){args[2].apply(null,[err]);}});};});} +if(browserDetails.version<52){['createOffer','createAnswer'].forEach(function(method){var nativeMethod=window.RTCPeerConnection.prototype[method];window.RTCPeerConnection.prototype[method]=function(){var self=this;if(arguments.length<1||(arguments.length===1&&typeof arguments[0]==='object')){var opts=arguments.length===1?arguments[0]:undefined;return new Promise(function(resolve,reject){nativeMethod.apply(self,[resolve,reject,opts]);});} +return nativeMethod.apply(this,arguments);};});} +['setLocalDescription','setRemoteDescription','addIceCandidate'].forEach(function(method){var nativeMethod=window.RTCPeerConnection.prototype[method];window.RTCPeerConnection.prototype[method]=function(){arguments[0]=new((method==='addIceCandidate')?window.RTCIceCandidate:window.RTCSessionDescription)(arguments[0]);return nativeMethod.apply(this,arguments);};});var nativeAddIceCandidate=window.RTCPeerConnection.prototype.addIceCandidate;window.RTCPeerConnection.prototype.addIceCandidate=function(){if(!arguments[0]){if(arguments[1]){arguments[1].apply(null);} +return Promise.resolve();} +return nativeAddIceCandidate.apply(this,arguments);};}};module.exports={shimMediaStream:chromeShim.shimMediaStream,shimOnTrack:chromeShim.shimOnTrack,shimGetSendersWithDtmf:chromeShim.shimGetSendersWithDtmf,shimSourceObject:chromeShim.shimSourceObject,shimPeerConnection:chromeShim.shimPeerConnection,shimGetUserMedia:require('./getusermedia')};},{"../utils.js":12,"./getusermedia":5}],5:[function(require,module,exports){'use strict';var utils=require('../utils.js');var logging=utils.log;module.exports=function(window){var browserDetails=utils.detectBrowser(window);var navigator=window&&window.navigator;var constraintsToChrome_=function(c){if(typeof c!=='object'||c.mandatory||c.optional){return c;} +var cc={};Object.keys(c).forEach(function(key){if(key==='require'||key==='advanced'||key==='mediaSource'){return;} +var r=(typeof c[key]==='object')?c[key]:{ideal:c[key]};if(r.exact!==undefined&&typeof r.exact==='number'){r.min=r.max=r.exact;} +var oldname_=function(prefix,name){if(prefix){return prefix+name.charAt(0).toUpperCase()+name.slice(1);} +return(name==='deviceId')?'sourceId':name;};if(r.ideal!==undefined){cc.optional=cc.optional||[];var oc={};if(typeof r.ideal==='number'){oc[oldname_('min',key)]=r.ideal;cc.optional.push(oc);oc={};oc[oldname_('max',key)]=r.ideal;cc.optional.push(oc);}else{oc[oldname_('',key)]=r.ideal;cc.optional.push(oc);}} +if(r.exact!==undefined&&typeof r.exact!=='number'){cc.mandatory=cc.mandatory||{};cc.mandatory[oldname_('',key)]=r.exact;}else{['min','max'].forEach(function(mix){if(r[mix]!==undefined){cc.mandatory=cc.mandatory||{};cc.mandatory[oldname_(mix,key)]=r[mix];}});}});if(c.advanced){cc.optional=(cc.optional||[]).concat(c.advanced);} +return cc;};var shimConstraints_=function(constraints,func){constraints=JSON.parse(JSON.stringify(constraints));if(constraints&&typeof constraints.audio==='object'){var remap=function(obj,a,b){if(a in obj&&!(b in obj)){obj[b]=obj[a];delete obj[a];}};constraints=JSON.parse(JSON.stringify(constraints));remap(constraints.audio,'autoGainControl','googAutoGainControl');remap(constraints.audio,'noiseSuppression','googNoiseSuppression');constraints.audio=constraintsToChrome_(constraints.audio);} +if(constraints&&typeof constraints.video==='object'){var face=constraints.video.facingMode;face=face&&((typeof face==='object')?face:{ideal:face});var getSupportedFacingModeLies=browserDetails.version<61;if((face&&(face.exact==='user'||face.exact==='environment'||face.ideal==='user'||face.ideal==='environment'))&&!(navigator.mediaDevices.getSupportedConstraints&&navigator.mediaDevices.getSupportedConstraints().facingMode&&!getSupportedFacingModeLies)){delete constraints.video.facingMode;var matches;if(face.exact==='environment'||face.ideal==='environment'){matches=['back','rear'];}else if(face.exact==='user'||face.ideal==='user'){matches=['front'];} +if(matches){return navigator.mediaDevices.enumerateDevices().then(function(devices){devices=devices.filter(function(d){return d.kind==='videoinput';});var dev=devices.find(function(d){return matches.some(function(match){return d.label.toLowerCase().indexOf(match)!==-1;});});if(!dev&&devices.length&&matches.indexOf('back')!==-1){dev=devices[devices.length-1];} +if(dev){constraints.video.deviceId=face.exact?{exact:dev.deviceId}:{ideal:dev.deviceId};} +constraints.video=constraintsToChrome_(constraints.video);logging('chrome: '+JSON.stringify(constraints));return func(constraints);});}} +constraints.video=constraintsToChrome_(constraints.video);} +logging('chrome: '+JSON.stringify(constraints));return func(constraints);};var shimError_=function(e){return{name:{PermissionDeniedError:'NotAllowedError',InvalidStateError:'NotReadableError',DevicesNotFoundError:'NotFoundError',ConstraintNotSatisfiedError:'OverconstrainedError',TrackStartError:'NotReadableError',MediaDeviceFailedDueToShutdown:'NotReadableError',MediaDeviceKillSwitchOn:'NotReadableError'}[e.name]||e.name,message:e.message,constraint:e.constraintName,toString:function(){return this.name+(this.message&&': ')+this.message;}};};var getUserMedia_=function(constraints,onSuccess,onError){shimConstraints_(constraints,function(c){navigator.webkitGetUserMedia(c,onSuccess,function(e){onError(shimError_(e));});});};navigator.getUserMedia=getUserMedia_;var getUserMediaPromise_=function(constraints){return new Promise(function(resolve,reject){navigator.getUserMedia(constraints,resolve,reject);});};if(!navigator.mediaDevices){navigator.mediaDevices={getUserMedia:getUserMediaPromise_,enumerateDevices:function(){return new Promise(function(resolve){var kinds={audio:'audioinput',video:'videoinput'};return window.MediaStreamTrack.getSources(function(devices){resolve(devices.map(function(device){return{label:device.label,kind:kinds[device.kind],deviceId:device.id,groupId:''};}));});});},getSupportedConstraints:function(){return{deviceId:true,echoCancellation:true,facingMode:true,frameRate:true,height:true,width:true};}};} +if(!navigator.mediaDevices.getUserMedia){navigator.mediaDevices.getUserMedia=function(constraints){return getUserMediaPromise_(constraints);};}else{var origGetUserMedia=navigator.mediaDevices.getUserMedia.bind(navigator.mediaDevices);navigator.mediaDevices.getUserMedia=function(cs){return shimConstraints_(cs,function(c){return origGetUserMedia(c).then(function(stream){if(c.audio&&!stream.getAudioTracks().length||c.video&&!stream.getVideoTracks().length){stream.getTracks().forEach(function(track){track.stop();});throw new DOMException('','NotFoundError');} +return stream;},function(e){return Promise.reject(shimError_(e));});});};} +if(typeof navigator.mediaDevices.addEventListener==='undefined'){navigator.mediaDevices.addEventListener=function(){logging('Dummy mediaDevices.addEventListener called.');};} +if(typeof navigator.mediaDevices.removeEventListener==='undefined'){navigator.mediaDevices.removeEventListener=function(){logging('Dummy mediaDevices.removeEventListener called.');};}};},{"../utils.js":12}],6:[function(require,module,exports){'use strict';var utils=require('../utils');var shimRTCPeerConnection=require('./rtcpeerconnection_shim');module.exports={shimGetUserMedia:require('./getusermedia'),shimPeerConnection:function(window){var browserDetails=utils.detectBrowser(window);if(window.RTCIceGatherer){if(!window.RTCIceCandidate){window.RTCIceCandidate=function(args){return args;};} +if(!window.RTCSessionDescription){window.RTCSessionDescription=function(args){return args;};} +if(browserDetails.version<15025){var origMSTEnabled=Object.getOwnPropertyDescriptor(window.MediaStreamTrack.prototype,'enabled');Object.defineProperty(window.MediaStreamTrack.prototype,'enabled',{set:function(value){origMSTEnabled.set.call(this,value);var ev=new Event('enabled');ev.enabled=value;this.dispatchEvent(ev);}});}} +window.RTCPeerConnection=shimRTCPeerConnection(window,browserDetails.version);},shimReplaceTrack:function(window){if(window.RTCRtpSender&&!('replaceTrack'in window.RTCRtpSender.prototype)){window.RTCRtpSender.prototype.replaceTrack=window.RTCRtpSender.prototype.setTrack;}}};},{"../utils":12,"./getusermedia":7,"./rtcpeerconnection_shim":8}],7:[function(require,module,exports){'use strict';module.exports=function(window){var navigator=window&&window.navigator;var shimError_=function(e){return{name:{PermissionDeniedError:'NotAllowedError'}[e.name]||e.name,message:e.message,constraint:e.constraint,toString:function(){return this.name;}};};var origGetUserMedia=navigator.mediaDevices.getUserMedia.bind(navigator.mediaDevices);navigator.mediaDevices.getUserMedia=function(c){return origGetUserMedia(c).catch(function(e){return Promise.reject(shimError_(e));});};};},{}],8:[function(require,module,exports){'use strict';var SDPUtils=require('sdp');function sortTracks(tracks){var audioTracks=tracks.filter(function(track){return track.kind==='audio';});var videoTracks=tracks.filter(function(track){return track.kind==='video';});tracks=[];while(audioTracks.length||videoTracks.length){if(audioTracks.length){tracks.push(audioTracks.shift());} +if(videoTracks.length){tracks.push(videoTracks.shift());}} +return tracks;} +function filterIceServers(iceServers,edgeVersion){var hasTurn=false;iceServers=JSON.parse(JSON.stringify(iceServers));return iceServers.filter(function(server){if(server&&(server.urls||server.url)){var urls=server.urls||server.url;if(server.url&&!server.urls){console.warn('RTCIceServer.url is deprecated! Use urls instead.');} +var isString=typeof urls==='string';if(isString){urls=[urls];} +urls=urls.filter(function(url){var validTurn=url.indexOf('turn:')===0&&url.indexOf('transport=udp')!==-1&&url.indexOf('turn:[')===-1&&!hasTurn;if(validTurn){hasTurn=true;return true;} +return url.indexOf('stun:')===0&&edgeVersion>=14393;});delete server.url;server.urls=isString?urls[0]:urls;return!!urls.length;} +return false;});} +function getCommonCapabilities(localCapabilities,remoteCapabilities){var commonCapabilities={codecs:[],headerExtensions:[],fecMechanisms:[]};var findCodecByPayloadType=function(pt,codecs){pt=parseInt(pt,10);for(var i=0;i0;var transceiver={track:null,iceGatherer:null,iceTransport:null,dtlsTransport:null,localCapabilities:null,remoteCapabilities:null,rtpSender:null,rtpReceiver:null,kind:kind,mid:null,sendEncodingParameters:null,recvEncodingParameters:null,stream:null,wantReceive:true};if(this.usingBundle&&hasBundleTransport){transceiver.iceTransport=this.transceivers[0].iceTransport;transceiver.dtlsTransport=this.transceivers[0].dtlsTransport;}else{var transports=this._createIceAndDtlsTransports();transceiver.iceTransport=transports.iceTransport;transceiver.dtlsTransport=transports.dtlsTransport;} +this.transceivers.push(transceiver);return transceiver;};RTCPeerConnection.prototype.addTrack=function(track,stream){var transceiver;for(var i=0;i=15025){this.localStreams.push(stream);stream.getTracks().forEach(function(track){self.addTrack(track,stream);});}else{var clonedStream=stream.clone();stream.getTracks().forEach(function(track,idx){var clonedTrack=clonedStream.getTracks()[idx];track.addEventListener('enabled',function(event){clonedTrack.enabled=event.enabled;});});clonedStream.getTracks().forEach(function(track){self.addTrack(track,clonedStream);});this.localStreams.push(clonedStream);} +this._maybeFireNegotiationNeeded();};RTCPeerConnection.prototype.removeStream=function(stream){var idx=this.localStreams.indexOf(stream);if(idx>-1){this.localStreams.splice(idx,1);this._maybeFireNegotiationNeeded();}};RTCPeerConnection.prototype.getSenders=function(){return this.transceivers.filter(function(transceiver){return!!transceiver.rtpSender;}).map(function(transceiver){return transceiver.rtpSender;});};RTCPeerConnection.prototype.getReceivers=function(){return this.transceivers.filter(function(transceiver){return!!transceiver.rtpReceiver;}).map(function(transceiver){return transceiver.rtpReceiver;});};RTCPeerConnection.prototype._createIceGatherer=function(mid,sdpMLineIndex){var self=this;var iceGatherer=new window.RTCIceGatherer(self.iceOptions);iceGatherer.onlocalcandidate=function(evt){var event=new Event('icecandidate');event.candidate={sdpMid:mid,sdpMLineIndex:sdpMLineIndex};var cand=evt.candidate;var end=!cand||Object.keys(cand).length===0;if(end){if(iceGatherer.state===undefined){iceGatherer.state='completed';}}else{cand.component=1;event.candidate.candidate=SDPUtils.writeCandidate(cand);} +var sections=SDPUtils.splitSections(self.localDescription.sdp);if(!end){sections[event.candidate.sdpMLineIndex+1]+='a='+event.candidate.candidate+'\r\n';}else{sections[event.candidate.sdpMLineIndex+1]+='a=end-of-candidates\r\n';} +self.localDescription.sdp=sections.join('');var transceivers=self._pendingOffer?self._pendingOffer:self.transceivers;var complete=transceivers.every(function(transceiver){return transceiver.iceGatherer&&transceiver.iceGatherer.state==='completed';});switch(self.iceGatheringState){case'new':if(!end){self._localIceCandidatesBuffer.push(event);} +if(end&&complete){self._localIceCandidatesBuffer.push(new Event('icecandidate'));} +break;case'gathering':self._emitBufferedCandidates();if(!end){self.dispatchEvent(event);if(self.onicecandidate!==null){self.onicecandidate(event);}} +if(complete){self.dispatchEvent(new Event('icecandidate'));if(self.onicecandidate!==null){self.onicecandidate(new Event('icecandidate'));} +self.iceGatheringState='complete';self._emitGatheringStateChange();} +break;case'complete':break;default:break;}};return iceGatherer;};RTCPeerConnection.prototype._createIceAndDtlsTransports=function(){var self=this;var iceTransport=new window.RTCIceTransport(null);iceTransport.onicestatechange=function(){self._updateConnectionState();};var dtlsTransport=new window.RTCDtlsTransport(iceTransport);dtlsTransport.ondtlsstatechange=function(){self._updateConnectionState();};dtlsTransport.onerror=function(){Object.defineProperty(dtlsTransport,'state',{value:'failed',writable:true});self._updateConnectionState();};return{iceTransport:iceTransport,dtlsTransport:dtlsTransport};};RTCPeerConnection.prototype._disposeIceAndDtlsTransports=function(sdpMLineIndex){var iceGatherer=this.transceivers[sdpMLineIndex].iceGatherer;if(iceGatherer){delete iceGatherer.onlocalcandidate;delete this.transceivers[sdpMLineIndex].iceGatherer;} +var iceTransport=this.transceivers[sdpMLineIndex].iceTransport;if(iceTransport){delete iceTransport.onicestatechange;delete this.transceivers[sdpMLineIndex].iceTransport;} +var dtlsTransport=this.transceivers[sdpMLineIndex].dtlsTransport;if(dtlsTransport){delete dtlsTransport.ondtlssttatechange;delete dtlsTransport.onerror;delete this.transceivers[sdpMLineIndex].dtlsTransport;}};RTCPeerConnection.prototype._transceive=function(transceiver,send,recv){var params=getCommonCapabilities(transceiver.localCapabilities,transceiver.remoteCapabilities);if(send&&transceiver.rtpSender){params.encodings=transceiver.sendEncodingParameters;params.rtcp={cname:SDPUtils.localCName,compound:transceiver.rtcpParameters.compound};if(transceiver.recvEncodingParameters.length){params.rtcp.ssrc=transceiver.recvEncodingParameters[0].ssrc;} +transceiver.rtpSender.send(params);} +if(recv&&transceiver.rtpReceiver){if(transceiver.kind==='video'&&transceiver.recvEncodingParameters&&edgeVersion<15019){transceiver.recvEncodingParameters.forEach(function(p){delete p.rtx;});} +params.encodings=transceiver.recvEncodingParameters;params.rtcp={cname:transceiver.rtcpParameters.cname,compound:transceiver.rtcpParameters.compound};if(transceiver.sendEncodingParameters.length){params.rtcp.ssrc=transceiver.sendEncodingParameters[0].ssrc;} +transceiver.rtpReceiver.receive(params);}};RTCPeerConnection.prototype.setLocalDescription=function(description){var self=this;if(!isActionAllowedInSignalingState('setLocalDescription',description.type,this.signalingState)){var e=new Error('Can not set local '+description.type+' in state '+this.signalingState);e.name='InvalidStateError';if(arguments.length>2&&typeof arguments[2]==='function'){window.setTimeout(arguments[2],0,e);} +return Promise.reject(e);} +var sections;var sessionpart;if(description.type==='offer'){if(this._pendingOffer){sections=SDPUtils.splitSections(description.sdp);sessionpart=sections.shift();sections.forEach(function(mediaSection,sdpMLineIndex){var caps=SDPUtils.parseRtpParameters(mediaSection);self._pendingOffer[sdpMLineIndex].localCapabilities=caps;});this.transceivers=this._pendingOffer;delete this._pendingOffer;}}else if(description.type==='answer'){sections=SDPUtils.splitSections(self.remoteDescription.sdp);sessionpart=sections.shift();var isIceLite=SDPUtils.matchPrefix(sessionpart,'a=ice-lite').length>0;sections.forEach(function(mediaSection,sdpMLineIndex){var transceiver=self.transceivers[sdpMLineIndex];var iceGatherer=transceiver.iceGatherer;var iceTransport=transceiver.iceTransport;var dtlsTransport=transceiver.dtlsTransport;var localCapabilities=transceiver.localCapabilities;var remoteCapabilities=transceiver.remoteCapabilities;var rejected=SDPUtils.isRejected(mediaSection);if(!rejected&&!transceiver.isDatachannel){var remoteIceParameters=SDPUtils.getIceParameters(mediaSection,sessionpart);var remoteDtlsParameters=SDPUtils.getDtlsParameters(mediaSection,sessionpart);if(isIceLite){remoteDtlsParameters.role='server';} +if(!self.usingBundle||sdpMLineIndex===0){iceTransport.start(iceGatherer,remoteIceParameters,isIceLite?'controlling':'controlled');dtlsTransport.start(remoteDtlsParameters);} +var params=getCommonCapabilities(localCapabilities,remoteCapabilities);self._transceive(transceiver,params.codecs.length>0,false);}});} +this.localDescription={type:description.type,sdp:description.sdp};switch(description.type){case'offer':this._updateSignalingState('have-local-offer');break;case'answer':this._updateSignalingState('stable');break;default:throw new TypeError('unsupported type "'+description.type+'"');} +var hasCallback=arguments.length>1&&typeof arguments[1]==='function';if(hasCallback){var cb=arguments[1];window.setTimeout(function(){cb();if(self.iceGatheringState==='new'){self.iceGatheringState='gathering';self._emitGatheringStateChange();} +self._emitBufferedCandidates();},0);} +var p=Promise.resolve();p.then(function(){if(!hasCallback){if(self.iceGatheringState==='new'){self.iceGatheringState='gathering';self._emitGatheringStateChange();} +window.setTimeout(self._emitBufferedCandidates.bind(self),500);}});return p;};RTCPeerConnection.prototype.setRemoteDescription=function(description){var self=this;if(!isActionAllowedInSignalingState('setRemoteDescription',description.type,this.signalingState)){var e=new Error('Can not set remote '+description.type+' in state '+this.signalingState);e.name='InvalidStateError';if(arguments.length>2&&typeof arguments[2]==='function'){window.setTimeout(arguments[2],0,e);} +return Promise.reject(e);} +var streams={};var receiverList=[];var sections=SDPUtils.splitSections(description.sdp);var sessionpart=sections.shift();var isIceLite=SDPUtils.matchPrefix(sessionpart,'a=ice-lite').length>0;var usingBundle=SDPUtils.matchPrefix(sessionpart,'a=group:BUNDLE ').length>0;this.usingBundle=usingBundle;var iceOptions=SDPUtils.matchPrefix(sessionpart,'a=ice-options:')[0];if(iceOptions){this.canTrickleIceCandidates=iceOptions.substr(14).split(' ').indexOf('trickle')>=0;}else{this.canTrickleIceCandidates=false;} +sections.forEach(function(mediaSection,sdpMLineIndex){var lines=SDPUtils.splitLines(mediaSection);var kind=SDPUtils.getKind(mediaSection);var rejected=SDPUtils.isRejected(mediaSection);var protocol=lines[0].substr(2).split(' ')[2];var direction=SDPUtils.getDirection(mediaSection,sessionpart);var remoteMsid=SDPUtils.parseMsid(mediaSection);var mid=SDPUtils.getMid(mediaSection)||SDPUtils.generateIdentifier();if(kind==='application'&&protocol==='DTLS/SCTP'){self.transceivers[sdpMLineIndex]={mid:mid,isDatachannel:true};return;} +var transceiver;var iceGatherer;var iceTransport;var dtlsTransport;var rtpReceiver;var sendEncodingParameters;var recvEncodingParameters;var localCapabilities;var track;var remoteCapabilities=SDPUtils.parseRtpParameters(mediaSection);var remoteIceParameters;var remoteDtlsParameters;if(!rejected){remoteIceParameters=SDPUtils.getIceParameters(mediaSection,sessionpart);remoteDtlsParameters=SDPUtils.getDtlsParameters(mediaSection,sessionpart);remoteDtlsParameters.role='client';} +recvEncodingParameters=SDPUtils.parseRtpEncodingParameters(mediaSection);var rtcpParameters=SDPUtils.parseRtcpParameters(mediaSection);var isComplete=SDPUtils.matchPrefix(mediaSection,'a=end-of-candidates',sessionpart).length>0;var cands=SDPUtils.matchPrefix(mediaSection,'a=candidate:').map(function(cand){return SDPUtils.parseCandidate(cand);}).filter(function(cand){return cand.component==='1'||cand.component===1;});if((description.type==='offer'||description.type==='answer')&&!rejected&&usingBundle&&sdpMLineIndex>0&&self.transceivers[sdpMLineIndex]){self._disposeIceAndDtlsTransports(sdpMLineIndex);self.transceivers[sdpMLineIndex].iceGatherer=self.transceivers[0].iceGatherer;self.transceivers[sdpMLineIndex].iceTransport=self.transceivers[0].iceTransport;self.transceivers[sdpMLineIndex].dtlsTransport=self.transceivers[0].dtlsTransport;if(self.transceivers[sdpMLineIndex].rtpSender){self.transceivers[sdpMLineIndex].rtpSender.setTransport(self.transceivers[0].dtlsTransport);} +if(self.transceivers[sdpMLineIndex].rtpReceiver){self.transceivers[sdpMLineIndex].rtpReceiver.setTransport(self.transceivers[0].dtlsTransport);}} +if(description.type==='offer'&&!rejected){transceiver=self.transceivers[sdpMLineIndex]||self._createTransceiver(kind);transceiver.mid=mid;if(!transceiver.iceGatherer){transceiver.iceGatherer=usingBundle&&sdpMLineIndex>0?self.transceivers[0].iceGatherer:self._createIceGatherer(mid,sdpMLineIndex);} +if(isComplete&&(!usingBundle||sdpMLineIndex===0)){transceiver.iceTransport.setRemoteCandidates(cands);} +localCapabilities=window.RTCRtpReceiver.getCapabilities(kind);if(edgeVersion<15019){localCapabilities.codecs=localCapabilities.codecs.filter(function(codec){return codec.name!=='rtx';});} +sendEncodingParameters=[{ssrc:(2*sdpMLineIndex+2)*1001}];if(direction==='sendrecv'||direction==='sendonly'){rtpReceiver=new window.RTCRtpReceiver(transceiver.dtlsTransport,kind);track=rtpReceiver.track;if(remoteMsid){if(!streams[remoteMsid.stream]){streams[remoteMsid.stream]=new window.MediaStream();Object.defineProperty(streams[remoteMsid.stream],'id',{get:function(){return remoteMsid.stream;}});} +Object.defineProperty(track,'id',{get:function(){return remoteMsid.track;}});streams[remoteMsid.stream].addTrack(track);receiverList.push([track,rtpReceiver,streams[remoteMsid.stream]]);}else{if(!streams.default){streams.default=new window.MediaStream();} +streams.default.addTrack(track);receiverList.push([track,rtpReceiver,streams.default]);}} +transceiver.localCapabilities=localCapabilities;transceiver.remoteCapabilities=remoteCapabilities;transceiver.rtpReceiver=rtpReceiver;transceiver.rtcpParameters=rtcpParameters;transceiver.sendEncodingParameters=sendEncodingParameters;transceiver.recvEncodingParameters=recvEncodingParameters;self._transceive(self.transceivers[sdpMLineIndex],false,direction==='sendrecv'||direction==='sendonly');}else if(description.type==='answer'&&!rejected){transceiver=self.transceivers[sdpMLineIndex];iceGatherer=transceiver.iceGatherer;iceTransport=transceiver.iceTransport;dtlsTransport=transceiver.dtlsTransport;rtpReceiver=transceiver.rtpReceiver;sendEncodingParameters=transceiver.sendEncodingParameters;localCapabilities=transceiver.localCapabilities;self.transceivers[sdpMLineIndex].recvEncodingParameters=recvEncodingParameters;self.transceivers[sdpMLineIndex].remoteCapabilities=remoteCapabilities;self.transceivers[sdpMLineIndex].rtcpParameters=rtcpParameters;if((isIceLite||isComplete)&&cands.length){iceTransport.setRemoteCandidates(cands);} +if(!usingBundle||sdpMLineIndex===0){iceTransport.start(iceGatherer,remoteIceParameters,'controlling');dtlsTransport.start(remoteDtlsParameters);} +self._transceive(transceiver,direction==='sendrecv'||direction==='recvonly',direction==='sendrecv'||direction==='sendonly');if(rtpReceiver&&(direction==='sendrecv'||direction==='sendonly')){track=rtpReceiver.track;if(remoteMsid){if(!streams[remoteMsid.stream]){streams[remoteMsid.stream]=new window.MediaStream();} +streams[remoteMsid.stream].addTrack(track);receiverList.push([track,rtpReceiver,streams[remoteMsid.stream]]);}else{if(!streams.default){streams.default=new window.MediaStream();} +streams.default.addTrack(track);receiverList.push([track,rtpReceiver,streams.default]);}}else{delete transceiver.rtpReceiver;}}});this.remoteDescription={type:description.type,sdp:description.sdp};switch(description.type){case'offer':this._updateSignalingState('have-remote-offer');break;case'answer':this._updateSignalingState('stable');break;default:throw new TypeError('unsupported type "'+description.type+'"');} +Object.keys(streams).forEach(function(sid){var stream=streams[sid];if(stream.getTracks().length){self.remoteStreams.push(stream);var event=new Event('addstream');event.stream=stream;self.dispatchEvent(event);if(self.onaddstream!==null){window.setTimeout(function(){self.onaddstream(event);},0);} +receiverList.forEach(function(item){var track=item[0];var receiver=item[1];if(stream.id!==item[2].id){return;} +var trackEvent=new Event('track');trackEvent.track=track;trackEvent.receiver=receiver;trackEvent.streams=[stream];self.dispatchEvent(trackEvent);if(self.ontrack!==null){window.setTimeout(function(){self.ontrack(trackEvent);},0);}});}});window.setTimeout(function(){if(!(self&&self.transceivers)){return;} +self.transceivers.forEach(function(transceiver){if(transceiver.iceTransport&&transceiver.iceTransport.state==='new'&&transceiver.iceTransport.getRemoteCandidates().length>0){console.warn('Timeout for addRemoteCandidate. Consider sending '+'an end-of-candidates notification');transceiver.iceTransport.addRemoteCandidate({});}});},4000);if(arguments.length>1&&typeof arguments[1]==='function'){window.setTimeout(arguments[1],0);} +return Promise.resolve();};RTCPeerConnection.prototype.close=function(){this.transceivers.forEach(function(transceiver){if(transceiver.iceTransport){transceiver.iceTransport.stop();} +if(transceiver.dtlsTransport){transceiver.dtlsTransport.stop();} +if(transceiver.rtpSender){transceiver.rtpSender.stop();} +if(transceiver.rtpReceiver){transceiver.rtpReceiver.stop();}});this._updateSignalingState('closed');};RTCPeerConnection.prototype._updateSignalingState=function(newState){this.signalingState=newState;var event=new Event('signalingstatechange');this.dispatchEvent(event);if(this.onsignalingstatechange!==null){this.onsignalingstatechange(event);}};RTCPeerConnection.prototype._maybeFireNegotiationNeeded=function(){var self=this;if(this.signalingState!=='stable'||this.needNegotiation===true){return;} +this.needNegotiation=true;window.setTimeout(function(){if(self.needNegotiation===false){return;} +self.needNegotiation=false;var event=new Event('negotiationneeded');self.dispatchEvent(event);if(self.onnegotiationneeded!==null){self.onnegotiationneeded(event);}},0);};RTCPeerConnection.prototype._updateConnectionState=function(){var self=this;var newState;var states={'new':0,closed:0,connecting:0,checking:0,connected:0,completed:0,disconnected:0,failed:0};this.transceivers.forEach(function(transceiver){states[transceiver.iceTransport.state]++;states[transceiver.dtlsTransport.state]++;});states.connected+=states.completed;newState='new';if(states.failed>0){newState='failed';}else if(states.connecting>0||states.checking>0){newState='connecting';}else if(states.disconnected>0){newState='disconnected';}else if(states.new>0){newState='new';}else if(states.connected>0||states.completed>0){newState='connected';} +if(newState!==self.iceConnectionState){self.iceConnectionState=newState;var event=new Event('iceconnectionstatechange');this.dispatchEvent(event);if(this.oniceconnectionstatechange!==null){this.oniceconnectionstatechange(event);}}};RTCPeerConnection.prototype.createOffer=function(){var self=this;if(this._pendingOffer){throw new Error('createOffer called while there is a pending offer.');} +var offerOptions;if(arguments.length===1&&typeof arguments[0]!=='function'){offerOptions=arguments[0];}else if(arguments.length===3){offerOptions=arguments[2];} +var numAudioTracks=this.transceivers.filter(function(t){return t.kind==='audio';}).length;var numVideoTracks=this.transceivers.filter(function(t){return t.kind==='video';}).length;if(offerOptions){if(offerOptions.mandatory||offerOptions.optional){throw new TypeError('Legacy mandatory/optional constraints not supported.');} +if(offerOptions.offerToReceiveAudio!==undefined){if(offerOptions.offerToReceiveAudio===true){numAudioTracks=1;}else if(offerOptions.offerToReceiveAudio===false){numAudioTracks=0;}else{numAudioTracks=offerOptions.offerToReceiveAudio;}} +if(offerOptions.offerToReceiveVideo!==undefined){if(offerOptions.offerToReceiveVideo===true){numVideoTracks=1;}else if(offerOptions.offerToReceiveVideo===false){numVideoTracks=0;}else{numVideoTracks=offerOptions.offerToReceiveVideo;}}} +this.transceivers.forEach(function(transceiver){if(transceiver.kind==='audio'){numAudioTracks--;if(numAudioTracks<0){transceiver.wantReceive=false;}}else if(transceiver.kind==='video'){numVideoTracks--;if(numVideoTracks<0){transceiver.wantReceive=false;}}});while(numAudioTracks>0||numVideoTracks>0){if(numAudioTracks>0){this._createTransceiver('audio');numAudioTracks--;} +if(numVideoTracks>0){this._createTransceiver('video');numVideoTracks--;}} +var transceivers=sortTracks(this.transceivers);var sdp=SDPUtils.writeSessionBoilerplate(this._sdpSessionId);transceivers.forEach(function(transceiver,sdpMLineIndex){var track=transceiver.track;var kind=transceiver.kind;var mid=SDPUtils.generateIdentifier();transceiver.mid=mid;if(!transceiver.iceGatherer){transceiver.iceGatherer=self.usingBundle&&sdpMLineIndex>0?transceivers[0].iceGatherer:self._createIceGatherer(mid,sdpMLineIndex);} +var localCapabilities=window.RTCRtpSender.getCapabilities(kind);if(edgeVersion<15019){localCapabilities.codecs=localCapabilities.codecs.filter(function(codec){return codec.name!=='rtx';});} +localCapabilities.codecs.forEach(function(codec){if(codec.name==='H264'&&codec.parameters['level-asymmetry-allowed']===undefined){codec.parameters['level-asymmetry-allowed']='1';}});var sendEncodingParameters=[{ssrc:(2*sdpMLineIndex+1)*1001}];if(track){if(edgeVersion>=15019&&kind==='video'){sendEncodingParameters[0].rtx={ssrc:(2*sdpMLineIndex+1)*1001+1};}} +if(transceiver.wantReceive){transceiver.rtpReceiver=new window.RTCRtpReceiver(transceiver.dtlsTransport,kind);} +transceiver.localCapabilities=localCapabilities;transceiver.sendEncodingParameters=sendEncodingParameters;});if(this._config.bundlePolicy!=='max-compat'){sdp+='a=group:BUNDLE '+transceivers.map(function(t){return t.mid;}).join(' ')+'\r\n';} +sdp+='a=ice-options:trickle\r\n';transceivers.forEach(function(transceiver,sdpMLineIndex){sdp+=SDPUtils.writeMediaSection(transceiver,transceiver.localCapabilities,'offer',transceiver.stream);sdp+='a=rtcp-rsize\r\n';});this._pendingOffer=transceivers;var desc=new window.RTCSessionDescription({type:'offer',sdp:sdp});if(arguments.length&&typeof arguments[0]==='function'){window.setTimeout(arguments[0],0,desc);} +return Promise.resolve(desc);};RTCPeerConnection.prototype.createAnswer=function(){var sdp=SDPUtils.writeSessionBoilerplate(this._sdpSessionId);if(this.usingBundle){sdp+='a=group:BUNDLE '+this.transceivers.map(function(t){return t.mid;}).join(' ')+'\r\n';} +this.transceivers.forEach(function(transceiver,sdpMLineIndex){if(transceiver.isDatachannel){sdp+='m=application 0 DTLS/SCTP 5000\r\n'+'c=IN IP4 0.0.0.0\r\n'+'a=mid:'+transceiver.mid+'\r\n';return;} +if(transceiver.stream){var localTrack;if(transceiver.kind==='audio'){localTrack=transceiver.stream.getAudioTracks()[0];}else if(transceiver.kind==='video'){localTrack=transceiver.stream.getVideoTracks()[0];} +if(localTrack){if(edgeVersion>=15019&&transceiver.kind==='video'){transceiver.sendEncodingParameters[0].rtx={ssrc:(2*sdpMLineIndex+2)*1001+1};}}} +var commonCapabilities=getCommonCapabilities(transceiver.localCapabilities,transceiver.remoteCapabilities);var hasRtx=commonCapabilities.codecs.filter(function(c){return c.name.toLowerCase()==='rtx';}).length;if(!hasRtx&&transceiver.sendEncodingParameters[0].rtx){delete transceiver.sendEncodingParameters[0].rtx;} +sdp+=SDPUtils.writeMediaSection(transceiver,commonCapabilities,'answer',transceiver.stream);if(transceiver.rtcpParameters&&transceiver.rtcpParameters.reducedSize){sdp+='a=rtcp-rsize\r\n';}});var desc=new window.RTCSessionDescription({type:'answer',sdp:sdp});if(arguments.length&&typeof arguments[0]==='function'){window.setTimeout(arguments[0],0,desc);} +return Promise.resolve(desc);};RTCPeerConnection.prototype.addIceCandidate=function(candidate){if(!candidate){for(var j=0;j0?SDPUtils.parseCandidate(candidate.candidate):{};if(cand.protocol==='tcp'&&(cand.port===0||cand.port===9)){return Promise.resolve();} +if(cand.component&&!(cand.component==='1'||cand.component===1)){return Promise.resolve();} +transceiver.iceTransport.addRemoteCandidate(cand);var sections=SDPUtils.splitSections(this.remoteDescription.sdp);sections[mLineIndex+1]+=(cand.type?candidate.candidate.trim():'a=end-of-candidates')+'\r\n';this.remoteDescription.sdp=sections.join('');}} +if(arguments.length>1&&typeof arguments[1]==='function'){window.setTimeout(arguments[1],0);} +return Promise.resolve();};RTCPeerConnection.prototype.getStats=function(){var promises=[];this.transceivers.forEach(function(transceiver){['rtpSender','rtpReceiver','iceGatherer','iceTransport','dtlsTransport'].forEach(function(method){if(transceiver[method]){promises.push(transceiver[method].getStats());}});});var cb=arguments.length>1&&typeof arguments[1]==='function'&&arguments[1];var fixStatsType=function(stat){return{inboundrtp:'inbound-rtp',outboundrtp:'outbound-rtp',candidatepair:'candidate-pair',localcandidate:'local-candidate',remotecandidate:'remote-candidate'}[stat.type]||stat.type;};return new Promise(function(resolve){var results=new Map();Promise.all(promises).then(function(res){res.forEach(function(result){Object.keys(result).forEach(function(id){result[id].type=fixStatsType(result[id]);results.set(id,result[id]);});});if(cb){window.setTimeout(cb,0,results);} +resolve(results);});});};return RTCPeerConnection;};},{"sdp":1}],9:[function(require,module,exports){'use strict';var utils=require('../utils');var firefoxShim={shimOnTrack:function(window){if(typeof window==='object'&&window.RTCPeerConnection&&!('ontrack'in +window.RTCPeerConnection.prototype)){Object.defineProperty(window.RTCPeerConnection.prototype,'ontrack',{get:function(){return this._ontrack;},set:function(f){if(this._ontrack){this.removeEventListener('track',this._ontrack);this.removeEventListener('addstream',this._ontrackpoly);} +this.addEventListener('track',this._ontrack=f);this.addEventListener('addstream',this._ontrackpoly=function(e){e.stream.getTracks().forEach(function(track){var event=new Event('track');event.track=track;event.receiver={track:track};event.streams=[e.stream];this.dispatchEvent(event);}.bind(this));}.bind(this));}});}},shimSourceObject:function(window){if(typeof window==='object'){if(window.HTMLMediaElement&&!('srcObject'in window.HTMLMediaElement.prototype)){Object.defineProperty(window.HTMLMediaElement.prototype,'srcObject',{get:function(){return this.mozSrcObject;},set:function(stream){this.mozSrcObject=stream;}});}}},shimPeerConnection:function(window){var browserDetails=utils.detectBrowser(window);if(typeof window!=='object'||!(window.RTCPeerConnection||window.mozRTCPeerConnection)){return;} +if(!window.RTCPeerConnection){window.RTCPeerConnection=function(pcConfig,pcConstraints){if(browserDetails.version<38){if(pcConfig&&pcConfig.iceServers){var newIceServers=[];for(var i=0;i55&&'autoGainControl'in navigator.mediaDevices.getSupportedConstraints())){var remap=function(obj,a,b){if(a in obj&&!(b in obj)){obj[b]=obj[a];delete obj[a];}};var nativeGetUserMedia=navigator.mediaDevices.getUserMedia.bind(navigator.mediaDevices);navigator.mediaDevices.getUserMedia=function(c){if(typeof c==='object'&&typeof c.audio==='object'){c=JSON.parse(JSON.stringify(c));remap(c.audio,'autoGainControl','mozAutoGainControl');remap(c.audio,'noiseSuppression','mozNoiseSuppression');} +return nativeGetUserMedia(c);};if(MediaStreamTrack&&MediaStreamTrack.prototype.getSettings){var nativeGetSettings=MediaStreamTrack.prototype.getSettings;MediaStreamTrack.prototype.getSettings=function(){var obj=nativeGetSettings.apply(this,arguments);remap(obj,'mozAutoGainControl','autoGainControl');remap(obj,'mozNoiseSuppression','noiseSuppression');return obj;};} +if(MediaStreamTrack&&MediaStreamTrack.prototype.applyConstraints){var nativeApplyConstraints=MediaStreamTrack.prototype.applyConstraints;MediaStreamTrack.prototype.applyConstraints=function(c){if(this.kind==='audio'&&typeof c==='object'){c=JSON.parse(JSON.stringify(c));remap(c,'autoGainControl','mozAutoGainControl');remap(c,'noiseSuppression','mozNoiseSuppression');} +return nativeApplyConstraints.apply(this,[c]);};}} +navigator.getUserMedia=function(constraints,onSuccess,onError){if(browserDetails.version<44){return getUserMedia_(constraints,onSuccess,onError);} +console.warn('navigator.getUserMedia has been replaced by '+'navigator.mediaDevices.getUserMedia');navigator.mediaDevices.getUserMedia(constraints).then(onSuccess,onError);};};},{"../utils":12}],11:[function(require,module,exports){'use strict';var utils=require('../utils');var safariShim={shimLocalStreamsAPI:function(window){if(typeof window!=='object'||!window.RTCPeerConnection){return;} +if(!('getLocalStreams'in window.RTCPeerConnection.prototype)){window.RTCPeerConnection.prototype.getLocalStreams=function(){if(!this._localStreams){this._localStreams=[];} +return this._localStreams;};} +if(!('getStreamById'in window.RTCPeerConnection.prototype)){window.RTCPeerConnection.prototype.getStreamById=function(id){var result=null;if(this._localStreams){this._localStreams.forEach(function(stream){if(stream.id===id){result=stream;}});} +if(this._remoteStreams){this._remoteStreams.forEach(function(stream){if(stream.id===id){result=stream;}});} +return result;};} +if(!('addStream'in window.RTCPeerConnection.prototype)){var _addTrack=window.RTCPeerConnection.prototype.addTrack;window.RTCPeerConnection.prototype.addStream=function(stream){if(!this._localStreams){this._localStreams=[];} +if(this._localStreams.indexOf(stream)===-1){this._localStreams.push(stream);} +var self=this;stream.getTracks().forEach(function(track){_addTrack.call(self,track,stream);});};window.RTCPeerConnection.prototype.addTrack=function(track,stream){if(stream){if(!this._localStreams){this._localStreams=[stream];}else if(this._localStreams.indexOf(stream)===-1){this._localStreams.push(stream);}} +_addTrack.call(this,track,stream);};} +if(!('removeStream'in window.RTCPeerConnection.prototype)){window.RTCPeerConnection.prototype.removeStream=function(stream){if(!this._localStreams){this._localStreams=[];} +var index=this._localStreams.indexOf(stream);if(index===-1){return;} +this._localStreams.splice(index,1);var self=this;var tracks=stream.getTracks();this.getSenders().forEach(function(sender){if(tracks.indexOf(sender.track)!==-1){self.removeTrack(sender);}});};}},shimRemoteStreamsAPI:function(window){if(typeof window!=='object'||!window.RTCPeerConnection){return;} +if(!('getRemoteStreams'in window.RTCPeerConnection.prototype)){window.RTCPeerConnection.prototype.getRemoteStreams=function(){return this._remoteStreams?this._remoteStreams:[];};} +if(!('onaddstream'in window.RTCPeerConnection.prototype)){Object.defineProperty(window.RTCPeerConnection.prototype,'onaddstream',{get:function(){return this._onaddstream;},set:function(f){if(this._onaddstream){this.removeEventListener('addstream',this._onaddstream);this.removeEventListener('track',this._onaddstreampoly);} +this.addEventListener('addstream',this._onaddstream=f);this.addEventListener('track',this._onaddstreampoly=function(e){var stream=e.streams[0];if(!this._remoteStreams){this._remoteStreams=[];} +if(this._remoteStreams.indexOf(stream)>=0){return;} +this._remoteStreams.push(stream);var event=new Event('addstream');event.stream=e.streams[0];this.dispatchEvent(event);}.bind(this));}});}},shimCallbacksAPI:function(window){if(typeof window!=='object'||!window.RTCPeerConnection){return;} +var prototype=window.RTCPeerConnection.prototype;var createOffer=prototype.createOffer;var createAnswer=prototype.createAnswer;var setLocalDescription=prototype.setLocalDescription;var setRemoteDescription=prototype.setRemoteDescription;var addIceCandidate=prototype.addIceCandidate;prototype.createOffer=function(successCallback,failureCallback){var options=(arguments.length>=2)?arguments[2]:arguments[0];var promise=createOffer.apply(this,[options]);if(!failureCallback){return promise;} +promise.then(successCallback,failureCallback);return Promise.resolve();};prototype.createAnswer=function(successCallback,failureCallback){var options=(arguments.length>=2)?arguments[2]:arguments[0];var promise=createAnswer.apply(this,[options]);if(!failureCallback){return promise;} +promise.then(successCallback,failureCallback);return Promise.resolve();};var withCallback=function(description,successCallback,failureCallback){var promise=setLocalDescription.apply(this,[description]);if(!failureCallback){return promise;} +promise.then(successCallback,failureCallback);return Promise.resolve();};prototype.setLocalDescription=withCallback;withCallback=function(description,successCallback,failureCallback){var promise=setRemoteDescription.apply(this,[description]);if(!failureCallback){return promise;} +promise.then(successCallback,failureCallback);return Promise.resolve();};prototype.setRemoteDescription=withCallback;withCallback=function(candidate,successCallback,failureCallback){var promise=addIceCandidate.apply(this,[candidate]);if(!failureCallback){return promise;} +promise.then(successCallback,failureCallback);return Promise.resolve();};prototype.addIceCandidate=withCallback;},shimGetUserMedia:function(window){var navigator=window&&window.navigator;if(!navigator.getUserMedia){if(navigator.webkitGetUserMedia){navigator.getUserMedia=navigator.webkitGetUserMedia.bind(navigator);}else if(navigator.mediaDevices&&navigator.mediaDevices.getUserMedia){navigator.getUserMedia=function(constraints,cb,errcb){navigator.mediaDevices.getUserMedia(constraints).then(cb,errcb);}.bind(navigator);}}},shimRTCIceServerUrls:function(window){var OrigPeerConnection=window.RTCPeerConnection;window.RTCPeerConnection=function(pcConfig,pcConstraints){if(pcConfig&&pcConfig.iceServers){var newIceServers=[];for(var i=0;i=pos&&parseInt(match[pos],10);},detectBrowser:function(window){var navigator=window&&window.navigator;var result={};result.browser=null;result.version=null;if(typeof window==='undefined'||!window.navigator){result.browser='Not a browser.';return result;} +if(navigator.mozGetUserMedia){result.browser='firefox';result.version=this.extractVersion(navigator.userAgent,/Firefox\/(\d+)\./,1);}else if(navigator.webkitGetUserMedia){if(window.webkitRTCPeerConnection){result.browser='chrome';result.version=this.extractVersion(navigator.userAgent,/Chrom(e|ium)\/(\d+)\./,2);}else{if(navigator.userAgent.match(/Version\/(\d+).(\d+)/)){result.browser='safari';result.version=this.extractVersion(navigator.userAgent,/AppleWebKit\/(\d+)\./,1);}else{result.browser='Unsupported webkit-based browser '+'with GUM support but no WebRTC support.';return result;}}}else if(navigator.mediaDevices&&navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)){result.browser='edge';result.version=this.extractVersion(navigator.userAgent,/Edge\/(\d+).(\d+)$/,2);}else if(navigator.mediaDevices&&navigator.userAgent.match(/AppleWebKit\/(\d+)\./)){result.browser='safari';result.version=this.extractVersion(navigator.userAgent,/AppleWebKit\/(\d+)\./,1);}else{result.browser='Not a supported browser.';return result;} +return result;},shimCreateObjectURL:function(window){var URL=window&&window.URL;if(!(typeof window==='object'&&window.HTMLMediaElement&&'srcObject'in window.HTMLMediaElement.prototype)){return undefined;} +var nativeCreateObjectURL=URL.createObjectURL.bind(URL);var nativeRevokeObjectURL=URL.revokeObjectURL.bind(URL);var streams=new Map(),newId=0;URL.createObjectURL=function(stream){if('getTracks'in stream){var url='polyblob:'+(++newId);streams.set(url,stream);utils.deprecated('URL.createObjectURL(stream)','elem.srcObject = stream');return url;} +return nativeCreateObjectURL(stream);};URL.revokeObjectURL=function(url){nativeRevokeObjectURL(url);streams.delete(url);};var dsc=Object.getOwnPropertyDescriptor(window.HTMLMediaElement.prototype,'src');Object.defineProperty(window.HTMLMediaElement.prototype,'src',{get:function(){return dsc.get.apply(this);},set:function(url){this.srcObject=streams.get(url)||null;return dsc.set.apply(this,[url]);}});var nativeSetAttribute=window.HTMLMediaElement.prototype.setAttribute;window.HTMLMediaElement.prototype.setAttribute=function(){if(arguments.length===2&&(''+arguments[0]).toLowerCase()==='src'){this.srcObject=streams.get(arguments[1])||null;} +return nativeSetAttribute.apply(this,arguments);};}};module.exports={log:utils.log,deprecated:utils.deprecated,disableLog:utils.disableLog,disableWarnings:utils.disableWarnings,extractVersion:utils.extractVersion,shimCreateObjectURL:utils.shimCreateObjectURL,detectBrowser:utils.detectBrowser.bind(utils)};},{}]},{},[2])(2)}); \ No newline at end of file