diff --git a/html5/verto/demo/js/verto-min.js b/html5/verto/demo/js/verto-min.js
index 2f270f2f6e..6ba52e1ec3 100644
--- a/html5/verto/demo/js/verto-min.js
+++ b/html5/verto/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");}
@@ -46,12 +46,13 @@ var mediaParams=getMediaParams(self);console.log("Audio constraints",mediaParams
 getUserMedia({constraints:{audio:mediaParams.audio,video:mediaParams.video},video:mediaParams.useVideo,onsuccess:onSuccess,onerror:onError});};function getMediaParams(obj){var audio;if(obj.options.useMic&&obj.options.useMic==="none"){console.log("Microphone Disabled");audio=false;}else if(obj.options.videoParams&&obj.options.screenShare){console.error("SCREEN SHARE",obj.options.videoParams);audio=false;}else{audio={};if(obj.options.audioParams){audio=obj.options.audioParams;}
 if(obj.options.useMic!=="any"){audio.deviceId={exact:obj.options.useMic};}}
 if(obj.options.useVideo&&obj.options.localVideo){getUserMedia({constraints:{audio:false,video:obj.options.videoParams},localVideo:obj.options.localVideo,onsuccess:function(e){self.options.localVideoStream=e;console.log("local video ready");},onerror:function(e){console.error("local video error!");}});}
-var video={};var bestFrameRate=obj.options.videoParams.vertoBestFrameRate;var minFrameRate=obj.options.videoParams.minFrameRate||15;delete obj.options.videoParams.vertoBestFrameRate;if(obj.options.screenShare){var opt=[];opt.push({sourceId:obj.options.useCamera});if(bestFrameRate){opt.push({minFrameRate:bestFrameRate});opt.push({maxFrameRate:bestFrameRate});}
-video={mandatory:obj.options.videoParams,optional:opt};}else{video={width:{min:obj.options.videoParams.minWidth,max:obj.options.videoParams.maxWidth},height:{min:obj.options.videoParams.minHeight,max:obj.options.videoParams.maxHeight}};var useVideo=obj.options.useVideo;if(useVideo&&obj.options.useCamera&&obj.options.useCamera!=="none"){if(obj.options.useCamera!=="any"){video.deviceId=obj.options.useCamera;}
+var video={};var bestFrameRate=obj.options.videoParams.vertoBestFrameRate;var minFrameRate=obj.options.videoParams.minFrameRate||15;delete obj.options.videoParams.vertoBestFrameRate;if(obj.options.screenShare){if(!obj.options.useCamera&&!!navigator.mozGetUserMedia){var dowin=window.confirm("Do you want to share an application window?  If not you can share an entire screen.");video={width:{min:obj.options.videoParams.minWidth,max:obj.options.videoParams.maxWidth},height:{min:obj.options.videoParams.minHeight,max:obj.options.videoParams.maxHeight},mediaSource:dowin?"window":"screen"}}else{var opt=[];if(obj.options.useCamera){opt.push({sourceId:obj.options.useCamera});}
+if(bestFrameRate){opt.push({minFrameRate:bestFrameRate});opt.push({maxFrameRate:bestFrameRate});}
+video={mandatory:obj.options.videoParams,optional:opt};}}else{video={width:{min:obj.options.videoParams.minWidth,max:obj.options.videoParams.maxWidth},height:{min:obj.options.videoParams.minHeight,max:obj.options.videoParams.maxHeight}};var useVideo=obj.options.useVideo;if(useVideo&&obj.options.useCamera&&obj.options.useCamera!=="none"){if(obj.options.useCamera!=="any"){video.deviceId=obj.options.useCamera;}
 if(bestFrameRate){video.frameRate={ideal:bestFrameRate,min:minFrameRate,max:30};}}else{console.log("Camera Disabled");video=false;useVideo=false;}}
 return{audio:audio,video:video,useVideo:useVideo};}
 $.FSRTC.prototype.call=function(profile){checkCompat();var self=this;var screen=false;self.type="offer";if(self.options.videoParams&&self.options.screenShare){screen=true;}
-function onSuccess(stream){self.localStream=stream;if(screen){self.constraints.offerToReceiveVideo=false;}
+function onSuccess(stream){self.localStream=stream;if(screen){self.constraints.offerToReceiveVideo=false;self.constraints.offerToReceiveAudio=false;self.constraints.offerToSendAudio=false;}
 self.peer=FSRTCPeerConnection({type:self.type,attachStream:self.localStream,onICE:function(candidate){return onICE(self,candidate);},onICEComplete:function(){return onICEComplete(self);},onRemoteStream:screen?function(stream){}:function(stream){return onRemoteStream(self,stream);},onOfferSDP:function(sdp){return onOfferSDP(self,sdp);},onICESDP:function(sdp){return onICESDP(self,sdp);},onChannelError:function(e){return onChannelError(self,e);},constraints:self.constraints,iceServers:self.options.iceServers,});onStreamSuccess(self,stream);}
 function onError(e){onStreamError(self,e);}
 var mediaParams=getMediaParams(self);console.log("Audio constraints",mediaParams.audio);console.log("Video constraints",mediaParams.video);if(mediaParams.audio||mediaParams.video){getUserMedia({constraints:{audio:mediaParams.audio,video:mediaParams.video},video:mediaParams.useVideo,onsuccess:onSuccess,onerror:onError});}else{onSuccess(null);}};function FSRTCPeerConnection(options){var gathering=false,done=false;var config={};var default_ice={urls:['stun:stun.l.google.com:19302']};if(options.iceServers){if(typeof(options.iceServers)==="boolean"){config.iceServers=[default_ice];}else{config.iceServers=options.iceServers;}}
@@ -242,7 +243,8 @@ var row_callback=null;if(confMan.params.laData.role==="moderator"){row_callback=
 confMan.lt=new $.verto.liveTable(verto,confMan.params.laData.laChannel,confMan.params.laData.laName,$(confMan.params.tableID),{subParams:{callID:confMan.params.dialog?confMan.params.dialog.callID:null},"onChange":function(obj,args){$(confMan.params.statusID).text("Conference Members: "+" ("+obj.arrayLen()+" Total)");if(confMan.params.onLaChange){confMan.params.onLaChange(verto,confMan,$.verto.enum.confEvent.laChange,obj,args);}},"aaData":[],"aoColumns":[{"sTitle":"ID","sWidth":"50"},{"sTitle":"Number","sWidth":"250"},{"sTitle":"Name","sWidth":"250"},{"sTitle":"Codec","sWidth":"100"},{"sTitle":"Status","sWidth":confMan.params.hasVid?"200px":"150px"},{"sTitle":atitle,"sWidth":awidth,}],"bAutoWidth":true,"bDestroy":true,"bSort":false,"bInfo":false,"bFilter":false,"bLengthChange":false,"bPaginate":false,"iDisplayLength":1400,"oLanguage":{"sEmptyTable":"The Conference is Empty....."},"fnRowCallback":row_callback});};$.verto.confMan.prototype.modCommand=function(cmd,id,value){var confMan=this;confMan.verto.rpcClient.call("verto.broadcast",{"eventChannel":confMan.params.laData.modChannel,"data":{"application":"conf-control","command":cmd,"id":id,"value":value}});};$.verto.confMan.prototype.sendChat=function(message,type){var confMan=this;confMan.verto.rpcClient.call("verto.broadcast",{"eventChannel":confMan.params.laData.chatChannel,"data":{"action":"send","message":message,"type":type}});};$.verto.confMan.prototype.destroy=function(){var confMan=this;confMan.destroyed=true;if(confMan.lt){confMan.lt.destroy();}
 if(confMan.params.laData.chatChannel){confMan.verto.unsubscribe(confMan.params.laData.chatChannel);}
 if(confMan.params.laData.modChannel){confMan.verto.unsubscribe(confMan.params.laData.modChannel);}
-if(confMan.params.mainModID){$(confMan.params.mainModID).html("");}};$.verto.dialog=function(direction,verto,params){var dialog=this;dialog.params=$.extend({useVideo:verto.options.useVideo,useStereo:verto.options.useStereo,screenShare:false,useCamera:verto.options.deviceParams.useCamera,useMic:verto.options.deviceParams.useMic,useSpeak:verto.options.deviceParams.useSpeak,tag:verto.options.tag,localTag:verto.options.localTag,login:verto.options.login,videoParams:verto.options.videoParams},params);dialog.verto=verto;dialog.direction=direction;dialog.lastState=null;dialog.state=dialog.lastState=$.verto.enum.state.new;dialog.callbacks=verto.callbacks;dialog.answered=false;dialog.attach=params.attach||false;dialog.screenShare=params.screenShare||false;dialog.useCamera=dialog.params.useCamera;dialog.useMic=dialog.params.useMic;dialog.useSpeak=dialog.params.useSpeak;if(dialog.params.callID){dialog.callID=dialog.params.callID;}else{dialog.callID=dialog.params.callID=generateGUID();}
+if(confMan.params.mainModID){$(confMan.params.mainModID).html("");}};$.verto.dialog=function(direction,verto,params){var dialog=this;dialog.params=$.extend({useVideo:verto.options.useVideo,useStereo:verto.options.useStereo,screenShare:false,useCamera:false,useMic:verto.options.deviceParams.useMic,useSpeak:verto.options.deviceParams.useSpeak,tag:verto.options.tag,localTag:verto.options.localTag,login:verto.options.login,videoParams:verto.options.videoParams},params);if(!dialog.params.screenShare){dialog.params.useCamera=verto.options.deviceParams.useCamera;}
+dialog.verto=verto;dialog.direction=direction;dialog.lastState=null;dialog.state=dialog.lastState=$.verto.enum.state.new;dialog.callbacks=verto.callbacks;dialog.answered=false;dialog.attach=params.attach||false;dialog.screenShare=params.screenShare||false;dialog.useCamera=dialog.params.useCamera;dialog.useMic=dialog.params.useMic;dialog.useSpeak=dialog.params.useSpeak;if(dialog.params.callID){dialog.callID=dialog.params.callID;}else{dialog.callID=dialog.params.callID=generateGUID();}
 if(typeof(dialog.params.tag)==="function"){dialog.params.tag=dialog.params.tag();}
 if(dialog.params.tag){dialog.audioStream=document.getElementById(dialog.params.tag);if(dialog.params.useVideo){dialog.videoStream=dialog.audioStream;}}
 if(dialog.params.localTag){dialog.localVideo=document.getElementById(dialog.params.localTag);}
@@ -265,9 +267,7 @@ if(callback){callback(false,null,arg);}
 console.error(errorMessage);});}else{console.warn("Dialog: "+dialog.callID+' Browser does not support output device selection.');if(callback){callback(false,null,arg);}}}
 $.verto.dialog.prototype.setState=function(state){var dialog=this;if(dialog.state==$.verto.enum.state.ringing){dialog.stopRinging();}
 if(dialog.state==state||!checkStateChange(dialog.state,state)){console.error("Dialog "+dialog.callID+": INVALID state change from "+dialog.state.name+" to "+state.name);dialog.hangup();return false;}
-console.log("Dialog "+dialog.callID+": state change from "+dialog.state.name+" to "+state.name);dialog.lastState=dialog.state;dialog.state=state;if(!dialog.causeCode){dialog.causeCode=16;}
-if(!dialog.cause){dialog.cause="NORMAL CLEARING";}
-if(dialog.callbacks.onDialogState){dialog.callbacks.onDialogState(this);}
+console.log("Dialog "+dialog.callID+": state change from "+dialog.state.name+" to "+state.name);dialog.lastState=dialog.state;dialog.state=state;if(dialog.callbacks.onDialogState){dialog.callbacks.onDialogState(this);}
 switch(dialog.state){case $.verto.enum.state.early:case $.verto.enum.state.active:var speaker=dialog.useSpeak;console.info("Using Speaker: ",speaker);if(speaker&&speaker!=="any"&&speaker!=="none"){setTimeout(function(){dialog.setAudioPlaybackDevice(speaker);},500);}
 break;case $.verto.enum.state.trying:setTimeout(function(){if(dialog.state==$.verto.enum.state.trying){dialog.setState($.verto.enum.state.hangup);}},30000);break;case $.verto.enum.state.purge:dialog.setState($.verto.enum.state.destroy);break;case $.verto.enum.state.hangup:if(dialog.lastState.val>$.verto.enum.state.requesting.val&&dialog.lastState.val<$.verto.enum.state.hangup.val){dialog.sendMethod("verto.bye",{});}
 dialog.setState($.verto.enum.state.destroy);break;case $.verto.enum.state.destroy:if(typeof(dialog.verto.options.tag)==="function"){$('#'+dialog.params.tag).remove();}
@@ -279,6 +279,7 @@ break;case"verto.bye":dialog.hangup();break;case"verto.modify":if(e.holdState){i
 if(success){}
 break;default:break;}};$.verto.dialog.prototype.hangup=function(params){var dialog=this;if(params){if(params.causeCode){dialog.causeCode=params.causeCode;}
 if(params.cause){dialog.cause=params.cause;}}
+if(!dialog.cause&&!dialog.causeCode){dialog.cause="NORMAL_CLEARING";}
 if(dialog.state.val>=$.verto.enum.state.new.val&&dialog.state.val<$.verto.enum.state.hangup.val){dialog.setState($.verto.enum.state.hangup);}else if(dialog.state.val<$.verto.enum.state.destroy){dialog.setState($.verto.enum.state.destroy);}};$.verto.dialog.prototype.stopRinging=function(){var dialog=this;if(dialog.verto.ringer){dialog.verto.ringer.stop();}};$.verto.dialog.prototype.indicateRing=function(){var dialog=this;if(dialog.verto.ringer){dialog.verto.ringer.attr("src",dialog.verto.options.ringFile)[0].play();setTimeout(function(){dialog.stopRinging();if(dialog.state==$.verto.enum.state.ringing){dialog.indicateRing();}},dialog.verto.options.ringSleep);}};$.verto.dialog.prototype.ring=function(){var dialog=this;dialog.setState($.verto.enum.state.ringing);dialog.indicateRing();};$.verto.dialog.prototype.useVideo=function(on){var dialog=this;dialog.params.useVideo=on;if(on){dialog.videoStream=dialog.audioStream;}else{dialog.videoStream=null;}
 dialog.rtc.useVideo(dialog.videoStream,dialog.localVideo);};$.verto.dialog.prototype.setMute=function(what){var dialog=this;return dialog.rtc.setMute(what);};$.verto.dialog.prototype.getMute=function(){var dialog=this;return dialog.rtc.getMute();};$.verto.dialog.prototype.setVideoMute=function(what){var dialog=this;return dialog.rtc.setVideoMute(what);};$.verto.dialog.prototype.getVideoMute=function(){var dialog=this;return dialog.rtc.getVideoMute();};$.verto.dialog.prototype.useStereo=function(on){var dialog=this;dialog.params.useStereo=on;dialog.rtc.useStereo(on);};$.verto.dialog.prototype.dtmf=function(digits){var dialog=this;if(digits){dialog.sendMethod("verto.info",{dtmf:digits});}};$.verto.dialog.prototype.rtt=function(obj){var dialog=this;var pobj={};if(!obj){return false;}
 pobj.code=obj.code;pobj.chars=obj.chars;if(pobj.chars||pobj.code){dialog.sendMethod("verto.info",{txt:obj,noDialogParams:true});}};$.verto.dialog.prototype.transfer=function(dest,params){var dialog=this;if(dest){dialog.sendMethod("verto.modify",{action:"transfer",destination:dest,params:params});}};$.verto.dialog.prototype.hold=function(params){var dialog=this;dialog.sendMethod("verto.modify",{action:"hold",params:params});};$.verto.dialog.prototype.unhold=function(params){var dialog=this;dialog.sendMethod("verto.modify",{action:"unhold",params:params});};$.verto.dialog.prototype.toggleHold=function(params){var dialog=this;dialog.sendMethod("verto.modify",{action:"toggleHold",params:params});};$.verto.dialog.prototype.message=function(msg){var dialog=this;var err=0;msg.from=dialog.params.login;if(!msg.to){console.error("Missing To");err++;}
@@ -305,4 +306,255 @@ 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('<span style="display: inline-block; font-family: Helvetica, Arial,sans-serif; font-size: .9rem; padding: 4px; vertical-align: middle; cursor: default;">'+message+"</span>"),buttonText&&"function"==typeof buttonCallback?(c.document.write('<button id="okay">'+buttonText+'</button><button id="cancel">Cancel</button>'),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='<object id="'+AdapterJS.WebRTCPlugin.pluginInfo.pluginId+'" type="'+AdapterJS.WebRTCPlugin.pluginInfo.type+'" width="1" height="1"><param name="pluginId" value="'+AdapterJS.WebRTCPlugin.pluginInfo.pluginId+'" /> <param name="windowless" value="false" /> <param name="pageId" value="'+AdapterJS.WebRTCPlugin.pageId+'" /> <param name="onload" value="'+AdapterJS.WebRTCPlugin.pluginInfo.onload+'" /><param name="tag" value="'+AdapterJS.WebRTCPlugin.TAGS.NONE+'" />'+(AdapterJS.options.getAllCams?'<param name="forceGetAllCams" value="True" />':"")+"</object>";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='<param name="onload" value="'+AdapterJS.WebRTCPlugin.pluginInfo.onload+'"><param name="pluginId" value="'+AdapterJS.WebRTCPlugin.pluginInfo.pluginId+'"><param name="windowless" value="false" /> '+(AdapterJS.options.getAllCams?'<param name="forceGetAllCams" value="True" />':"")+'<param name="pageId" value="'+AdapterJS.WebRTCPlugin.pageId+'"><param name="tag" value="'+AdapterJS.WebRTCPlugin.TAGS.NONE+'" />',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<pluginArray.length;i++)if(pluginArray[i].type.indexOf(plugType)>=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;i<urls.length;++i)iceServers.push(createIceServer(urls[i],username,password));return iceServers},RTCSessionDescription=function(info){return AdapterJS.WebRTCPlugin.WaitForPluginReady(),AdapterJS.WebRTCPlugin.plugin.ConstructSessionDescription(info.type,info.sdp)},RTCPeerConnection=function(servers,constraints){if(void 0!==servers&&null!==servers&&!Array.isArray(servers.iceServers))throw new Error("Failed to construct 'RTCPeerConnection': Malformed RTCConfiguration");if(void 0!==constraints&&null!==constraints){var invalidConstraits=!1;if(invalidConstraits|="object"!=typeof constraints,invalidConstraits|=constraints.hasOwnProperty("mandatory")&&void 0!==constraints.mandatory&&null!==constraints.mandatory&&constraints.mandatory.constructor!==Object,invalidConstraits|=constraints.hasOwnProperty("optional")&&void 0!==constraints.optional&&null!==constraints.optional&&!Array.isArray(constraints.optional))throw new Error("Failed to construct 'RTCPeerConnection': Malformed constraints object")}AdapterJS.WebRTCPlugin.WaitForPluginReady();var iceServers=null;if(servers&&Array.isArray(servers.iceServers)){iceServers=servers.iceServers;for(var i=0;i<iceServers.length;i++)iceServers[i].urls&&!iceServers[i].url&&(iceServers[i].url=iceServers[i].urls),iceServers[i].hasCredentials=AdapterJS.isDefined(iceServers[i].username)&&AdapterJS.isDefined(iceServers[i].credential)}if(AdapterJS.WebRTCPlugin.plugin.PEER_CONNECTION_VERSION&&AdapterJS.WebRTCPlugin.plugin.PEER_CONNECTION_VERSION>1)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='<object id="'+elementId+'" '+classHTML+'type="'+AdapterJS.WebRTCPlugin.pluginInfo.type+'"><param name="pluginId" value="'+elementId+'" /> <param name="pageId" value="'+AdapterJS.WebRTCPlugin.pageId+'" /> <param name="windowless" value="true" /> <param name="streamId" value="'+streamId+'" /> <param name="tag" value="'+tag+'" /> </object>';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  <a href="'+AdapterJS.WebRTCPlugin.pluginInfo.portalLink+'" target="_blank">'+AdapterJS.WebRTCPlugin.pluginInfo.companyName+" WebRTC Plugin</a> 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<r.length;o++)s(r[o]);return s}({1:[function(requirecopy,module,exports){"use strict";var SDPUtils={};SDPUtils.generateIdentifier=function(){return Math.random().toString(36).substr(2,10)},SDPUtils.localCName=SDPUtils.generateIdentifier(),SDPUtils.splitLines=function(blob){return blob.trim().split("\n").map(function(line){return line.trim()})},SDPUtils.splitSections=function(blob){return blob.split("\nm=").map(function(part,index){return(index>0?"m="+part:part).trim()+"\r\n"})},SDPUtils.matchPrefix=function(blob,prefix){return SDPUtils.splitLines(blob).filter(function(line){return 0===line.indexOf(prefix)})},SDPUtils.parseCandidate=function(line){var parts;parts=0===line.indexOf("a=candidate:")?line.substring(12).split(" "):line.substring(10).split(" ");for(var candidate={foundation:parts[0],component:parts[1],protocol:parts[2].toLowerCase(),priority:parseInt(parts[3],10),ip:parts[4],port:parseInt(parts[5],10),type:parts[7]},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]}return candidate},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;return sdp.push("typ"),sdp.push(type),"host"!==type&&candidate.relatedAddress&&candidate.relatedPort&&(sdp.push("raddr"),sdp.push(candidate.relatedAddress),sdp.push("rport"),sdp.push(candidate.relatedPort)),candidate.tcpType&&"tcp"===candidate.protocol.toLowerCase()&&(sdp.push("tcptype"),sdp.push(candidate.tcpType)),"candidate:"+sdp.join(" ")},SDPUtils.parseRtpMap=function(line){var parts=line.substr(9).split(" "),parsed={payloadType:parseInt(parts.shift(),10)};return parts=parts[0].split("/"),parsed.name=parts[0],parsed.clockRate=parseInt(parts[1],10),parsed.numChannels=3===parts.length?parseInt(parts[2],10):1,parsed},SDPUtils.writeRtpMap=function(codec){var pt=codec.payloadType;return void 0!==codec.preferredPayloadType&&(pt=codec.preferredPayloadType),"a=rtpmap:"+pt+" "+codec.name+"/"+codec.clockRate+(1!==codec.numChannels?"/"+codec.numChannels:"")+"\r\n"},SDPUtils.parseExtmap=function(line){var parts=line.substr(9).split(" ");return{id:parseInt(parts[0],10),uri:parts[1]}},SDPUtils.writeExtmap=function(headerExtension){return"a=extmap:"+(headerExtension.id||headerExtension.preferredId)+" "+headerExtension.uri+"\r\n"},SDPUtils.parseFmtp=function(line){for(var kv,parsed={},parts=line.substr(line.indexOf(" ")+1).split(";"),j=0;j<parts.length;j++)kv=parts[j].trim().split("="),parsed[kv[0].trim()]=kv[1];return parsed},SDPUtils.writeFmtp=function(codec){var line="",pt=codec.payloadType;if(void 0!==codec.preferredPayloadType&&(pt=codec.preferredPayloadType),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},SDPUtils.parseRtcpFb=function(line){var parts=line.substr(line.indexOf(" ")+1).split(" ");return{type:parts.shift(),parameter:parts.join(" ")}},SDPUtils.writeRtcpFb=function(codec){var lines="",pt=codec.payloadType;return void 0!==codec.preferredPayloadType&&(pt=codec.preferredPayloadType),codec.rtcpFeedback&&codec.rtcpFeedback.length&&codec.rtcpFeedback.forEach(function(fb){lines+="a=rtcp-fb:"+pt+" "+fb.type+(fb.parameter&&fb.parameter.length?" "+fb.parameter:"")+"\r\n"}),lines},SDPUtils.parseSsrcMedia=function(line){var sp=line.indexOf(" "),parts={ssrc:parseInt(line.substr(7,sp-7),10)},colon=line.indexOf(":",sp);return colon>-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;i<mline.length;i++){var pt=mline[i],rtpmapline=SDPUtils.matchPrefix(mediaSection,"a=rtpmap:"+pt+" ")[0];if(rtpmapline){var codec=SDPUtils.parseRtpMap(rtpmapline),fmtps=SDPUtils.matchPrefix(mediaSection,"a=fmtp:"+pt+" ");switch(codec.parameters=fmtps.length?SDPUtils.parseFmtp(fmtps[0]):{},codec.rtcpFeedback=SDPUtils.matchPrefix(mediaSection,"a=rtcp-fb:"+pt+" ").map(SDPUtils.parseRtcpFb),description.codecs.push(codec),codec.name.toUpperCase()){case"RED":case"ULPFEC":description.fecMechanisms.push(codec.name.toUpperCase())}}}return SDPUtils.matchPrefix(mediaSection,"a=extmap:").forEach(function(line){description.headerExtensions.push(SDPUtils.parseExtmap(line))}),description},SDPUtils.writeRtpDescription=function(kind,caps){var sdp="";sdp+="m="+kind+" ",sdp+=caps.codecs.length>0?"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;i<lines.length;i++)switch(lines[i]){case"a=sendrecv":case"a=sendonly":case"a=recvonly":case"a=inactive":return lines[i].substr(2)}return sessionpart?SDPUtils.getDirection(sessionpart):"sendrecv"},SDPUtils.getKind=function(mediaSection){return SDPUtils.splitLines(mediaSection)[0].split(" ")[0].substr(2)},SDPUtils.isRejected=function(mediaSection){return"0"===mediaSection.split(" ",2)[1]},module.exports=SDPUtils},{}],2:[function(requirecopy,module,exports){"use strict";!function(){var logging=requirecopy("./utils").log,browserDetails=requirecopy("./utils").browserDetails;module.exports.browserDetails=browserDetails,module.exports.extractVersion=requirecopy("./utils").extractVersion,module.exports.disableLog=requirecopy("./utils").disableLog;var chromeShim=requirecopy("./chrome/chrome_shim")||null,edgeShim=requirecopy("./edge/edge_shim")||null,firefoxShim=requirecopy("./firefox/firefox_shim")||null,safariShim=requirecopy("./safari/safari_shim")||null;switch(browserDetails.browser){case"opera":case"chrome":if(!chromeShim||!chromeShim.shimPeerConnection)return void logging("Chrome shim is not included in this adapter release.");logging("adapter.js shimming chrome."),module.exports.browserShim=chromeShim,chromeShim.shimGetUserMedia(),chromeShim.shimMediaStream(),chromeShim.shimSourceObject(),chromeShim.shimPeerConnection(),chromeShim.shimOnTrack();break;case"firefox":if(!firefoxShim||!firefoxShim.shimPeerConnection)return void logging("Firefox shim is not included in this adapter release.");logging("adapter.js shimming firefox."),module.exports.browserShim=firefoxShim,firefoxShim.shimGetUserMedia(),firefoxShim.shimSourceObject(),firefoxShim.shimPeerConnection(),firefoxShim.shimOnTrack();break;case"edge":if(!edgeShim||!edgeShim.shimPeerConnection)return void logging("MS edge shim is not included in this adapter release.");logging("adapter.js shimming edge."),module.exports.browserShim=edgeShim,edgeShim.shimGetUserMedia(),edgeShim.shimPeerConnection();break;case"safari":if(!safariShim)return void logging("Safari shim is not included in this adapter release.");logging("adapter.js shimming safari."),module.exports.browserShim=safariShim,safariShim.shimGetUserMedia();break;default:logging("Unsupported browser!")}}()},{"./chrome/chrome_shim":3,"./edge/edge_shim":5,"./firefox/firefox_shim":7,"./safari/safari_shim":9,"./utils":10}],3:[function(requirecopy,module,exports){"use strict";var logging=requirecopy("../utils.js").log,browserDetails=requirecopy("../utils.js").browserDetails,chromeShim={shimMediaStream:function(){window.MediaStream=window.MediaStream||window.webkitMediaStream},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){var self=this;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.addEventListener("addtrack",function(te){var event=new Event("track");event.track=te.track,event.receiver={track:te.track},event.streams=[e.stream],self.dispatchEvent(event)}),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._srcObject},set:function(stream){var self=this;if(this._srcObject=stream,this.src&&URL.revokeObjectURL(this.src),!stream)return void(this.src="");this.src=URL.createObjectURL(stream),stream.addEventListener("addtrack",function(){self.src&&URL.revokeObjectURL(self.src),self.src=URL.createObjectURL(stream)}),stream.addEventListener("removetrack",function(){self.src&&URL.revokeObjectURL(self.src),self.src=URL.createObjectURL(stream)})}}))},shimPeerConnection:function(){window.RTCPeerConnection=function(pcConfig,pcConstraints){logging("PeerConnection"),pcConfig&&pcConfig.iceTransportPolicy&&(pcConfig.iceTransports=pcConfig.iceTransportPolicy);var pc=new webkitRTCPeerConnection(pcConfig,pcConstraints),origGetStats=pc.getStats.bind(pc);return pc.getStats=function(selector,successCallback,errorCallback){var self=this,args=arguments;if(arguments.length>0&&"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<sections.length;j++)-1===sections[j].indexOf("\r\na=end-of-candidates\r\n")&&(sections[j]+="a=end-of-candidates\r\n");if(self.localDescription.sdp=sections.join(""),self.dispatchEvent(event),null!==self.onicecandidate&&self.onicecandidate(event),!event.candidate&&"complete"!==self.iceGatheringState){self.transceivers.every(function(transceiver){return transceiver.iceGatherer&&"completed"===transceiver.iceGatherer.state})&&(self.iceGatheringState="complete")}}),this._localIceCandidatesBuffer=[]},window.RTCPeerConnection.prototype.addStream=function(stream){this.localStreams.push(stream.clone()),this._maybeFireNegotiationNeeded()},window.RTCPeerConnection.prototype.removeStream=function(stream){var idx=this.localStreams.indexOf(stream);idx>-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;i<remoteCapabilities.codecs.length;i++){var rCodec=remoteCapabilities.codecs[i];if(lCodec.name.toLowerCase()===rCodec.name.toLowerCase()&&lCodec.clockRate===rCodec.clockRate&&lCodec.numChannels===rCodec.numChannels){commonCapabilities.codecs.push(rCodec),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!0;return!1});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}}}),commonCapabilities},window.RTCPeerConnection.prototype._createIceAndDtlsTransports=function(mid,sdpMLineIndex){var self=this,iceGatherer=new RTCIceGatherer(self.iceOptions),iceTransport=new RTCIceTransport(iceGatherer);iceGatherer.onlocalcandidate=function(evt){var event=new Event("icecandidate");event.candidate={sdpMid:mid,sdpMLineIndex:sdpMLineIndex};var cand=evt.candidate,end=!cand||0===Object.keys(cand).length;end?(void 0===iceGatherer.state&&(iceGatherer.state="completed"),event.candidate.candidate="candidate:1 1 udp 1 0.0.0.0 9 typ endOfCandidates"):(cand.component="RTCP"===iceTransport.component?2:1,event.candidate.candidate=SDPUtils.writeCandidate(cand));var sections=SDPUtils.splitSections(self.localDescription.sdp);-1===event.candidate.candidate.indexOf("typ endOfCandidates")?sections[event.candidate.sdpMLineIndex+1]+="a="+event.candidate.candidate+"\r\n":sections[event.candidate.sdpMLineIndex+1]+="a=end-of-candidates\r\n",self.localDescription.sdp=sections.join("");var complete=self.transceivers.every(function(transceiver){return transceiver.iceGatherer&&"completed"===transceiver.iceGatherer.state});switch(self.iceGatheringState){case"new":self._localIceCandidatesBuffer.push(event),end&&complete&&self._localIceCandidatesBuffer.push(new Event("icecandidate"));break;case"gathering":self._emitBufferedCandidates(),self.dispatchEvent(event),null!==self.onicecandidate&&self.onicecandidate(event),complete&&(self.dispatchEvent(new Event("icecandidate")),null!==self.onicecandidate&&self.onicecandidate(new Event("icecandidate")),self.iceGatheringState="complete")}},iceTransport.onicestatechange=function(){self._updateConnectionState()};var dtlsTransport=new RTCDtlsTransport(iceTransport);return dtlsTransport.ondtlsstatechange=function(){self._updateConnectionState()},dtlsTransport.onerror=function(){dtlsTransport.state="failed",self._updateConnectionState()},{iceGatherer:iceGatherer,iceTransport:iceTransport,dtlsTransport:dtlsTransport}},window.RTCPeerConnection.prototype._transceive=function(transceiver,send,recv){var params=this._getCommonCapabilities(transceiver.localCapabilities,transceiver.remoteCapabilities);send&&transceiver.rtpSender&&(params.encodings=transceiver.sendEncodingParameters,params.rtcp={cname:SDPUtils.localCName},transceiver.recvEncodingParameters.length&&(params.rtcp.ssrc=transceiver.recvEncodingParameters[0].ssrc),transceiver.rtpSender.send(params)),recv&&transceiver.rtpReceiver&&(params.encodings=transceiver.recvEncodingParameters,params.rtcp={cname:transceiver.cname},transceiver.sendEncodingParameters.length&&(params.rtcp.ssrc=transceiver.sendEncodingParameters[0].ssrc),transceiver.rtpReceiver.receive(params))},window.RTCPeerConnection.prototype.setLocalDescription=function(description){var sections,sessionpart,self=this;if("offer"===description.type)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("answer"===description.type){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],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;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):{};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<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]};0===server.urls[j].indexOf("turn")&&(newServer.username=server.username,newServer.credential=server.credential),newIceServers.push(newServer)}else newIceServers.push(pcConfig.iceServers[i])}pcConfig.iceServers=newIceServers}return new mozRTCPeerConnection(pcConfig,pcConstraints)},window.RTCPeerConnection.prototype=mozRTCPeerConnection.prototype,mozRTCPeerConnection.generateCertificate&&Object.defineProperty(window.RTCPeerConnection,"generateCertificate",{get:function(){return mozRTCPeerConnection.generateCertificate}}),window.RTCSessionDescription=mozRTCSessionDescription,window.RTCIceCandidate=mozRTCIceCandidate),["setLocalDescription","setRemoteDescription","addIceCandidate"].forEach(function(method){var nativeMethod=RTCPeerConnection.prototype[method];RTCPeerConnection.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)};var makeMapStats=function(stats){var map=new Map;return Object.keys(stats).forEach(function(key){map.set(key,stats[key]),map[key]=stats[key]}),map},nativeGetStats=RTCPeerConnection.prototype.getStats;RTCPeerConnection.prototype.getStats=function(selector,onSucc,onErr){return nativeGetStats.apply(this,[selector||null]).then(function(stats){return makeMapStats(stats)}).then(onSucc,onErr)}}}};module.exports={shimOnTrack:firefoxShim.shimOnTrack,shimSourceObject:firefoxShim.shimSourceObject,shimPeerConnection:firefoxShim.shimPeerConnection,shimGetUserMedia:requirecopy("./getusermedia")}},{"../utils":10,"./getusermedia":8}],8:[function(requirecopy,module,exports){"use strict";var logging=requirecopy("../utils").log,browserDetails=requirecopy("../utils").browserDetails;module.exports=function(){var shimError_=function(e){return{name:{SecurityError:"NotAllowedError",PermissionDeniedError:"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_=function(constraints,onSuccess,onError){var constraintsToFF37_=function(c){if("object"!=typeof c||c.require)return c;var require=[];return Object.keys(c).forEach(function(key){if("require"!==key&&"advanced"!==key&&"mediaSource"!==key){var r=c[key]="object"==typeof c[key]?c[key]:{ideal:c[key]};if(void 0===r.min&&void 0===r.max&&void 0===r.exact||require.push(key),void 0!==r.exact&&("number"==typeof r.exact?r.min=r.max=r.exact:c[key]=r.exact,delete r.exact),void 0!==r.ideal){c.advanced=c.advanced||[];var oc={};"number"==typeof r.ideal?oc[key]={min:r.ideal,max:r.ideal}:oc[key]=r.ideal,c.advanced.push(oc),delete r.ideal,Object.keys(r).length||delete c[key]}}}),require.length&&(c.require=require),c};return constraints=JSON.parse(JSON.stringify(constraints)),browserDetails.version<38&&(logging("spec: "+JSON.stringify(constraints)),constraints.audio&&(constraints.audio=constraintsToFF37_(constraints.audio)),constraints.video&&(constraints.video=constraintsToFF37_(constraints.video)),logging("ff37: "+JSON.stringify(constraints))),navigator.mozGetUserMedia(constraints,onSuccess,function(e){onError(shimError_(e))})},getUserMediaPromise_=function(constraints){return new Promise(function(resolve,reject){getUserMedia_(constraints,resolve,reject)})};if(navigator.mediaDevices||(navigator.mediaDevices={getUserMedia:getUserMediaPromise_,addEventListener:function(){},removeEventListener:function(){}}),navigator.mediaDevices.enumerateDevices=navigator.mediaDevices.enumerateDevices||function(){return new Promise(function(resolve){resolve([{kind:"audioinput",deviceId:"default",label:"",groupId:""},{kind:"videoinput",deviceId:"default",label:"",groupId:""}])})},browserDetails.version<41){var orgEnumerateDevices=navigator.mediaDevices.enumerateDevices.bind(navigator.mediaDevices);navigator.mediaDevices.enumerateDevices=function(){return orgEnumerateDevices().then(void 0,function(e){if("NotFoundError"===e.name)return[];throw e})}}if(browserDetails.version<49){var origGetUserMedia=navigator.mediaDevices.getUserMedia.bind(navigator.mediaDevices);navigator.mediaDevices.getUserMedia=function(c){return origGetUserMedia(c).catch(function(e){return Promise.reject(shimError_(e))})}}navigator.getUserMedia=function(constraints,onSuccess,onError){if(browserDetails.version<44)return getUserMedia_(constraints,onSuccess,onError);navigator.mediaDevices.getUserMedia(constraints).then(onSuccess,onError)}}},{"../utils":10}],9:[function(requirecopy,module,exports){"use strict";var safariShim={shimGetUserMedia:function(){navigator.getUserMedia=navigator.webkitGetUserMedia}};module.exports={shimGetUserMedia:safariShim.shimGetUserMedia}},{}],10:[function(requirecopy,module,exports){"use strict";var logDisabled_=!0,utils={disableLog:function(bool){return"boolean"!=typeof bool?new Error("Argument type: "+typeof bool+". Please use a boolean."):(logDisabled_=bool,bool?"adapter.js logging disabled":"adapter.js logging enabled")},log:function(){if("object"==typeof window){if(logDisabled_)return;"undefined"!=typeof console&&console.log}},extractVersion:function(uastring,expr,pos){var match=uastring.match(expr);return match&&match.length>=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<urls.length;i++){var iceServer=createIceServer(urls[i],username,password);null!==iceServer&&iceServers.push(iceServer)}return iceServers}):navigator.webkitGetUserMedia?(attachMediaStream=function(element,stream){return webrtcDetectedVersion>=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;i<urls.length;i++){var iceServer=createIceServer(urls[i],username,password);null!==iceServer&&iceServers.push(iceServer)}return iceServers}):navigator.mediaDevices&&navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)&&(attachMediaStream=function(element,stream){return element.srcObject=stream,element},reattachMediaStream=function(to,from){return to.srcObject=from.srcObject,to}),attachMediaStream_base=attachMediaStream,"opera"===webrtcDetectedBrowser&&(attachMediaStream_base=function(element,stream){webrtcDetectedVersion>38?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;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){'use strict';var SDPUtils={};SDPUtils.generateIdentifier=function(){return Math.random().toString(36).substr(2,10);};SDPUtils.localCName=SDPUtils.generateIdentifier();SDPUtils.splitLines=function(blob){return blob.trim().split('\n').map(function(line){return line.trim();});};SDPUtils.splitSections=function(blob){var parts=blob.split('\nm=');return parts.map(function(part,index){return(index>0?'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;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:candidate[parts[i]]=parts[i+1];break;}}
+return candidate;};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);sdp.push('rport');sdp.push(candidate.relatedPort);}
+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(' ');};SDPUtils.parseIceOptions=function(line){return line.substr(14).split(' ');}
+SDPUtils.parseRtpMap=function(line){var parts=line.substr(9).split(' ');var parsed={payloadType:parseInt(parts.shift(),10)};parts=parts[0].split('/');parsed.name=parts[0];parsed.clockRate=parseInt(parts[1],10);parsed.numChannels=parts.length===3?parseInt(parts[2],10):1;return parsed;};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';};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]};};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<parts.length;j++){kv=parts[j].trim().split('=');parsed[kv[0].trim()]=kv[1];}
+return parsed;};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;};SDPUtils.parseRtcpFb=function(line){var parts=line.substr(line.indexOf(' ')+1).split(' ');return{type:parts.shift(),parameter:parts.join(' ')};};SDPUtils.writeRtcpFb=function(codec){var lines='';var pt=codec.payloadType;if(codec.preferredPayloadType!==undefined){pt=codec.preferredPayloadType;}
+if(codec.rtcpFeedback&&codec.rtcpFeedback.length){codec.rtcpFeedback.forEach(function(fb){lines+='a=rtcp-fb:'+pt+' '+fb.type+
+(fb.parameter&&fb.parameter.length?' '+fb.parameter:'')+'\r\n';});}
+return lines;};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;};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;i<mline.length;i++){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+' ');codec.parameters=fmtps.length?SDPUtils.parseFmtp(fmtps[0]):{};codec.rtcpFeedback=SDPUtils.matchPrefix(mediaSection,'a=rtcp-fb:'+pt+' ').map(SDPUtils.parseRtcpFb);description.codecs.push(codec);switch(codec.name.toUpperCase()){case'RED':case'ULPFEC':description.fecMechanisms.push(codec.name.toUpperCase());break;default:break;}}}
+SDPUtils.matchPrefix(mediaSection,'a=extmap:').forEach(function(line){description.headerExtensions.push(SDPUtils.parseExtmap(line));});return description;};SDPUtils.writeRtpDescription=function(kind,caps){var sdp='';sdp+='m='+kind+' ';sdp+=caps.codecs.length>0?'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;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:}}
+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';};module.exports=SDPUtils;},{}],2:[function(require,module,exports){(function(global){'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){'use strict';module.exports=function(dependencies){var window=dependencies&&dependencies.window;var utils=require('./utils');var logging=utils.log;var browserDetails=utils.detectBrowser(window);var adapter={browserDetails:browserDetails,extractVersion:utils.extractVersion,disableLog:utils.disableLog,disableWarnings:utils.disableWarnings};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;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.');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.');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.');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.');adapter.browserShim=safariShim;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){'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){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;})){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);}});};}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)){Object.defineProperty(window.HTMLMediaElement.prototype,'srcObject',{get:function(){return this._srcObject;},set:function(stream){var self=this;this._srcObject=stream;if(this.src){URL.revokeObjectURL(this.src);}
+if(!stream){this.src='';return undefined;}
+this.src=URL.createObjectURL(stream);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);if(!window.RTCPeerConnection){window.RTCPeerConnection=function(pcConfig,pcConstraints){logging('PeerConnection');if(pcConfig&&pcConfig.iceTransportPolicy){pcConfig.iceTransports=pcConfig.iceTransportPolicy;}
+return new window.webkitRTCPeerConnection(pcConfig,pcConstraints);};window.RTCPeerConnection.prototype=window.webkitRTCPeerConnection.prototype;if(window.webkitRTCPeerConnection.generateCertificate){Object.defineProperty(window.RTCPeerConnection,'generateCertificate',{get:function(){return window.webkitRTCPeerConnection.generateCertificate;}});}}else{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;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(arguments.length>0&&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;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){if(!rtxCapabilityMatches(lCodec,rCodec,localCapabilities.codecs,remoteCapabilities.codecs)){continue;}}
+rCodec=JSON.parse(JSON.stringify(rCodec));rCodec.numChannels=Math.min(lCodec.numChannels,rCodec.numChannels);commonCapabilities.codecs.push(rCodec);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;});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;}}});return commonCapabilities;}
+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:break;}}
+this.usingBundle=config&&config.bundlePolicy==='max-bundle';if(config&&config.iceServers){this.iceOptions.iceServers=filterIceServers(config.iceServers,edgeVersion);}
+this._config=config||{};this.transceivers=[];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);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;};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{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;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):{};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;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;if(window.mozRTCPeerConnection.generateCertificate){Object.defineProperty(window.RTCPeerConnection,'generateCertificate',{get:function(){return window.mozRTCPeerConnection.generateCertificate;}});}
+window.RTCSessionDescription=window.mozRTCSessionDescription;window.RTCIceCandidate=window.mozRTCIceCandidate;}
+['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);};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){try{stats.forEach(function(stat){stat.type=modernStatsTypes[stat.type]||stat.type;});}catch(e){if(e.name!=='TypeError'){throw e;}
+stats.forEach(function(stat,i){stats.set(i,Object.assign({},stat,{type:modernStatsTypes[stat.type]||stat.type}));});}}
+return stats;}).then(onSucc,onErr);};}};module.exports={shimOnTrack:firefoxShim.shimOnTrack,shimSourceObject:firefoxShim.shimSourceObject,shimPeerConnection:firefoxShim.shimPeerConnection,shimGetUserMedia:require('./getusermedia')};},{"../utils":12,"./getusermedia":10}],10:[function(require,module,exports){'use strict';var utils=require('../utils');var logging=utils.log;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;}};};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));});};var getUserMediaPromise_=function(constraints){return new Promise(function(resolve,reject){getUserMedia_(constraints,resolve,reject);});};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){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){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);}
+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<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;Object.defineProperty(window.RTCPeerConnection,'generateCertificate',{get:function(){return OrigPeerConnection.generateCertificate;}});}};module.exports={shimCallbacksAPI:safariShim.shimCallbacksAPI,shimLocalStreamsAPI:safariShim.shimLocalStreamsAPI,shimRemoteStreamsAPI:safariShim.shimRemoteStreamsAPI,shimGetUserMedia:safariShim.shimGetUserMedia,shimRTCIceServerUrls:safariShim.shimRTCIceServerUrls};},{"../utils":12}],12:[function(require,module,exports){'use strict';var logDisabled_=true;var deprecationWarnings_=true;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';},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);}}},deprecated:function(oldMethod,newMethod){if(!deprecationWarnings_){return;}
+console.warn(oldMethod+' is deprecated, please use '+newMethod+' instead.');},extractVersion:function(uastring,expr,pos){var match=uastring.match(expr);return match&&match.length>=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/demo/verto.js b/html5/verto/demo/verto.js
index 137a1654a4..9e47946077 100644
--- a/html5/verto/demo/verto.js
+++ b/html5/verto/demo/verto.js
@@ -228,7 +228,7 @@ var callbacks = {
             });
 
             $("#declinebtn").click(function() {
-                cur_call.hangup();
+                cur_call.hangup({"cause": "CALL_REJECTED"});
                 $('#dialog-incoming-call').dialog('close');
             });
 
diff --git a/html5/verto/js/src/jquery.verto.js b/html5/verto/js/src/jquery.verto.js
index 3e47dbfff0..fe770491cf 100644
--- a/html5/verto/js/src/jquery.verto.js
+++ b/html5/verto/js/src/jquery.verto.js
@@ -2194,14 +2194,6 @@
         dialog.lastState = dialog.state;
         dialog.state = state;
 
-        if (!dialog.causeCode) {
-            dialog.causeCode = 16;
-        }
-
-        if (!dialog.cause) {
-            dialog.cause = "NORMAL CLEARING";
-        }
-
         if (dialog.callbacks.onDialogState) {
             dialog.callbacks.onDialogState(this);
         }
@@ -2321,6 +2313,10 @@
             }
         }
 
+	if (!dialog.cause && !dialog.causeCode) {
+	    dialog.cause = "NORMAL_CLEARING";
+	}
+
         if (dialog.state.val >= $.verto.enum.state.new.val && dialog.state.val < $.verto.enum.state.hangup.val) {
             dialog.setState($.verto.enum.state.hangup);
         } else if (dialog.state.val < $.verto.enum.state.destroy) {
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 db63a92e0d..6ba52e1ec3 100644
--- a/html5/verto/video_demo-live_canvas/js/verto-min.js
+++ b/html5/verto/video_demo-live_canvas/js/verto-min.js
@@ -267,9 +267,7 @@ if(callback){callback(false,null,arg);}
 console.error(errorMessage);});}else{console.warn("Dialog: "+dialog.callID+' Browser does not support output device selection.');if(callback){callback(false,null,arg);}}}
 $.verto.dialog.prototype.setState=function(state){var dialog=this;if(dialog.state==$.verto.enum.state.ringing){dialog.stopRinging();}
 if(dialog.state==state||!checkStateChange(dialog.state,state)){console.error("Dialog "+dialog.callID+": INVALID state change from "+dialog.state.name+" to "+state.name);dialog.hangup();return false;}
-console.log("Dialog "+dialog.callID+": state change from "+dialog.state.name+" to "+state.name);dialog.lastState=dialog.state;dialog.state=state;if(!dialog.causeCode){dialog.causeCode=16;}
-if(!dialog.cause){dialog.cause="NORMAL CLEARING";}
-if(dialog.callbacks.onDialogState){dialog.callbacks.onDialogState(this);}
+console.log("Dialog "+dialog.callID+": state change from "+dialog.state.name+" to "+state.name);dialog.lastState=dialog.state;dialog.state=state;if(dialog.callbacks.onDialogState){dialog.callbacks.onDialogState(this);}
 switch(dialog.state){case $.verto.enum.state.early:case $.verto.enum.state.active:var speaker=dialog.useSpeak;console.info("Using Speaker: ",speaker);if(speaker&&speaker!=="any"&&speaker!=="none"){setTimeout(function(){dialog.setAudioPlaybackDevice(speaker);},500);}
 break;case $.verto.enum.state.trying:setTimeout(function(){if(dialog.state==$.verto.enum.state.trying){dialog.setState($.verto.enum.state.hangup);}},30000);break;case $.verto.enum.state.purge:dialog.setState($.verto.enum.state.destroy);break;case $.verto.enum.state.hangup:if(dialog.lastState.val>$.verto.enum.state.requesting.val&&dialog.lastState.val<$.verto.enum.state.hangup.val){dialog.sendMethod("verto.bye",{});}
 dialog.setState($.verto.enum.state.destroy);break;case $.verto.enum.state.destroy:if(typeof(dialog.verto.options.tag)==="function"){$('#'+dialog.params.tag).remove();}
@@ -281,6 +279,7 @@ break;case"verto.bye":dialog.hangup();break;case"verto.modify":if(e.holdState){i
 if(success){}
 break;default:break;}};$.verto.dialog.prototype.hangup=function(params){var dialog=this;if(params){if(params.causeCode){dialog.causeCode=params.causeCode;}
 if(params.cause){dialog.cause=params.cause;}}
+if(!dialog.cause&&!dialog.causeCode){dialog.cause="NORMAL_CLEARING";}
 if(dialog.state.val>=$.verto.enum.state.new.val&&dialog.state.val<$.verto.enum.state.hangup.val){dialog.setState($.verto.enum.state.hangup);}else if(dialog.state.val<$.verto.enum.state.destroy){dialog.setState($.verto.enum.state.destroy);}};$.verto.dialog.prototype.stopRinging=function(){var dialog=this;if(dialog.verto.ringer){dialog.verto.ringer.stop();}};$.verto.dialog.prototype.indicateRing=function(){var dialog=this;if(dialog.verto.ringer){dialog.verto.ringer.attr("src",dialog.verto.options.ringFile)[0].play();setTimeout(function(){dialog.stopRinging();if(dialog.state==$.verto.enum.state.ringing){dialog.indicateRing();}},dialog.verto.options.ringSleep);}};$.verto.dialog.prototype.ring=function(){var dialog=this;dialog.setState($.verto.enum.state.ringing);dialog.indicateRing();};$.verto.dialog.prototype.useVideo=function(on){var dialog=this;dialog.params.useVideo=on;if(on){dialog.videoStream=dialog.audioStream;}else{dialog.videoStream=null;}
 dialog.rtc.useVideo(dialog.videoStream,dialog.localVideo);};$.verto.dialog.prototype.setMute=function(what){var dialog=this;return dialog.rtc.setMute(what);};$.verto.dialog.prototype.getMute=function(){var dialog=this;return dialog.rtc.getMute();};$.verto.dialog.prototype.setVideoMute=function(what){var dialog=this;return dialog.rtc.setVideoMute(what);};$.verto.dialog.prototype.getVideoMute=function(){var dialog=this;return dialog.rtc.getVideoMute();};$.verto.dialog.prototype.useStereo=function(on){var dialog=this;dialog.params.useStereo=on;dialog.rtc.useStereo(on);};$.verto.dialog.prototype.dtmf=function(digits){var dialog=this;if(digits){dialog.sendMethod("verto.info",{dtmf:digits});}};$.verto.dialog.prototype.rtt=function(obj){var dialog=this;var pobj={};if(!obj){return false;}
 pobj.code=obj.code;pobj.chars=obj.chars;if(pobj.chars||pobj.code){dialog.sendMethod("verto.info",{txt:obj,noDialogParams:true});}};$.verto.dialog.prototype.transfer=function(dest,params){var dialog=this;if(dest){dialog.sendMethod("verto.modify",{action:"transfer",destination:dest,params:params});}};$.verto.dialog.prototype.hold=function(params){var dialog=this;dialog.sendMethod("verto.modify",{action:"hold",params:params});};$.verto.dialog.prototype.unhold=function(params){var dialog=this;dialog.sendMethod("verto.modify",{action:"unhold",params:params});};$.verto.dialog.prototype.toggleHold=function(params){var dialog=this;dialog.sendMethod("verto.modify",{action:"toggleHold",params:params});};$.verto.dialog.prototype.message=function(msg){var dialog=this;var err=0;msg.from=dialog.params.login;if(!msg.to){console.error("Missing To");err++;}
diff --git a/html5/verto/video_demo-live_canvas/verto.js b/html5/verto/video_demo-live_canvas/verto.js
index 201f9ca33b..ae3279e619 100644
--- a/html5/verto/video_demo-live_canvas/verto.js
+++ b/html5/verto/video_demo-live_canvas/verto.js
@@ -874,7 +874,7 @@ var callbacks = {
             });
 
             $("#declinebtn").click(function() {
-                cur_call.hangup();
+                cur_call.hangup({"cause": "CALL_REJECTED"});
                 $('#dialog-incoming-call').dialog('close');
             });
 
diff --git a/html5/verto/video_demo/js/verto-min.js b/html5/verto/video_demo/js/verto-min.js
index db63a92e0d..6ba52e1ec3 100644
--- a/html5/verto/video_demo/js/verto-min.js
+++ b/html5/verto/video_demo/js/verto-min.js
@@ -267,9 +267,7 @@ if(callback){callback(false,null,arg);}
 console.error(errorMessage);});}else{console.warn("Dialog: "+dialog.callID+' Browser does not support output device selection.');if(callback){callback(false,null,arg);}}}
 $.verto.dialog.prototype.setState=function(state){var dialog=this;if(dialog.state==$.verto.enum.state.ringing){dialog.stopRinging();}
 if(dialog.state==state||!checkStateChange(dialog.state,state)){console.error("Dialog "+dialog.callID+": INVALID state change from "+dialog.state.name+" to "+state.name);dialog.hangup();return false;}
-console.log("Dialog "+dialog.callID+": state change from "+dialog.state.name+" to "+state.name);dialog.lastState=dialog.state;dialog.state=state;if(!dialog.causeCode){dialog.causeCode=16;}
-if(!dialog.cause){dialog.cause="NORMAL CLEARING";}
-if(dialog.callbacks.onDialogState){dialog.callbacks.onDialogState(this);}
+console.log("Dialog "+dialog.callID+": state change from "+dialog.state.name+" to "+state.name);dialog.lastState=dialog.state;dialog.state=state;if(dialog.callbacks.onDialogState){dialog.callbacks.onDialogState(this);}
 switch(dialog.state){case $.verto.enum.state.early:case $.verto.enum.state.active:var speaker=dialog.useSpeak;console.info("Using Speaker: ",speaker);if(speaker&&speaker!=="any"&&speaker!=="none"){setTimeout(function(){dialog.setAudioPlaybackDevice(speaker);},500);}
 break;case $.verto.enum.state.trying:setTimeout(function(){if(dialog.state==$.verto.enum.state.trying){dialog.setState($.verto.enum.state.hangup);}},30000);break;case $.verto.enum.state.purge:dialog.setState($.verto.enum.state.destroy);break;case $.verto.enum.state.hangup:if(dialog.lastState.val>$.verto.enum.state.requesting.val&&dialog.lastState.val<$.verto.enum.state.hangup.val){dialog.sendMethod("verto.bye",{});}
 dialog.setState($.verto.enum.state.destroy);break;case $.verto.enum.state.destroy:if(typeof(dialog.verto.options.tag)==="function"){$('#'+dialog.params.tag).remove();}
@@ -281,6 +279,7 @@ break;case"verto.bye":dialog.hangup();break;case"verto.modify":if(e.holdState){i
 if(success){}
 break;default:break;}};$.verto.dialog.prototype.hangup=function(params){var dialog=this;if(params){if(params.causeCode){dialog.causeCode=params.causeCode;}
 if(params.cause){dialog.cause=params.cause;}}
+if(!dialog.cause&&!dialog.causeCode){dialog.cause="NORMAL_CLEARING";}
 if(dialog.state.val>=$.verto.enum.state.new.val&&dialog.state.val<$.verto.enum.state.hangup.val){dialog.setState($.verto.enum.state.hangup);}else if(dialog.state.val<$.verto.enum.state.destroy){dialog.setState($.verto.enum.state.destroy);}};$.verto.dialog.prototype.stopRinging=function(){var dialog=this;if(dialog.verto.ringer){dialog.verto.ringer.stop();}};$.verto.dialog.prototype.indicateRing=function(){var dialog=this;if(dialog.verto.ringer){dialog.verto.ringer.attr("src",dialog.verto.options.ringFile)[0].play();setTimeout(function(){dialog.stopRinging();if(dialog.state==$.verto.enum.state.ringing){dialog.indicateRing();}},dialog.verto.options.ringSleep);}};$.verto.dialog.prototype.ring=function(){var dialog=this;dialog.setState($.verto.enum.state.ringing);dialog.indicateRing();};$.verto.dialog.prototype.useVideo=function(on){var dialog=this;dialog.params.useVideo=on;if(on){dialog.videoStream=dialog.audioStream;}else{dialog.videoStream=null;}
 dialog.rtc.useVideo(dialog.videoStream,dialog.localVideo);};$.verto.dialog.prototype.setMute=function(what){var dialog=this;return dialog.rtc.setMute(what);};$.verto.dialog.prototype.getMute=function(){var dialog=this;return dialog.rtc.getMute();};$.verto.dialog.prototype.setVideoMute=function(what){var dialog=this;return dialog.rtc.setVideoMute(what);};$.verto.dialog.prototype.getVideoMute=function(){var dialog=this;return dialog.rtc.getVideoMute();};$.verto.dialog.prototype.useStereo=function(on){var dialog=this;dialog.params.useStereo=on;dialog.rtc.useStereo(on);};$.verto.dialog.prototype.dtmf=function(digits){var dialog=this;if(digits){dialog.sendMethod("verto.info",{dtmf:digits});}};$.verto.dialog.prototype.rtt=function(obj){var dialog=this;var pobj={};if(!obj){return false;}
 pobj.code=obj.code;pobj.chars=obj.chars;if(pobj.chars||pobj.code){dialog.sendMethod("verto.info",{txt:obj,noDialogParams:true});}};$.verto.dialog.prototype.transfer=function(dest,params){var dialog=this;if(dest){dialog.sendMethod("verto.modify",{action:"transfer",destination:dest,params:params});}};$.verto.dialog.prototype.hold=function(params){var dialog=this;dialog.sendMethod("verto.modify",{action:"hold",params:params});};$.verto.dialog.prototype.unhold=function(params){var dialog=this;dialog.sendMethod("verto.modify",{action:"unhold",params:params});};$.verto.dialog.prototype.toggleHold=function(params){var dialog=this;dialog.sendMethod("verto.modify",{action:"toggleHold",params:params});};$.verto.dialog.prototype.message=function(msg){var dialog=this;var err=0;msg.from=dialog.params.login;if(!msg.to){console.error("Missing To");err++;}
diff --git a/html5/verto/video_demo/verto.js b/html5/verto/video_demo/verto.js
index 3b6abe75c7..bd23d9edd0 100644
--- a/html5/verto/video_demo/verto.js
+++ b/html5/verto/video_demo/verto.js
@@ -565,7 +565,7 @@ var callbacks = {
             });
 
             $("#declinebtn").click(function() {
-                cur_call.hangup();
+                cur_call.hangup({"cause": "CALL_REJECTED"});
                 $('#dialog-incoming-call').dialog('close');
             });
 
diff --git a/src/mod/endpoints/mod_verto/mod_verto.c b/src/mod/endpoints/mod_verto/mod_verto.c
index 287d343753..afb000a7cf 100644
--- a/src/mod/endpoints/mod_verto/mod_verto.c
+++ b/src/mod/endpoints/mod_verto/mod_verto.c
@@ -2766,11 +2766,11 @@ static switch_bool_t verto__answer_func(const char *method, cJSON *params, jsock
 
 static switch_bool_t verto__bye_func(const char *method, cJSON *params, jsock_t *jsock, cJSON **response)
 {
-	cJSON *obj = cJSON_CreateObject();
+	cJSON *obj = cJSON_CreateObject(), *causeObj = NULL;
 	switch_core_session_t *session;
 	cJSON *dialog = NULL;
 	const char *call_id = NULL, *cause_str = NULL;
-	int err = 0;
+	int err = 0, got_cause = 0;
 	switch_call_cause_t cause = SWITCH_CAUSE_NORMAL_CLEARING;
 
 	*response = obj;
@@ -2795,6 +2795,24 @@ static switch_bool_t verto__bye_func(const char *method, cJSON *params, jsock_t
 
 		if (check != SWITCH_CAUSE_NONE) {
 			cause = check;
+			got_cause = 1;
+		}
+	} 
+
+	if (!got_cause && (causeObj = cJSON_GetObjectItem(params, "causeCode"))) {
+		int check = 0;
+		const char *cause_str = NULL;
+
+		if (!zstr(causeObj->valuestring)) {
+			check = atoi(causeObj->valuestring);
+		} else if (causeObj->valueint) {
+			check = causeObj->valueint;
+		}
+
+		cause_str = switch_channel_cause2str((switch_call_cause_t)check);
+
+		if (!zstr(cause_str) && strcasecmp(cause_str, "unknown")) {
+			cause = (switch_call_cause_t) check;
 		}
 	}