diff --git a/html5/verto/js/src/vendor/adapter-latest.js b/html5/verto/js/src/vendor/adapter-latest.js
index e390add1da..32eaa6e530 100644
--- a/html5/verto/js/src/vendor/adapter-latest.js
+++ b/html5/verto/js/src/vendor/adapter-latest.js
@@ -1,3842 +1,4 @@
-/*! adapterjs - v0.13.3 - 2016-08-03 */
-
-// Adapter's interface.
-var AdapterJS = AdapterJS || {};
-
-// Browserify compatibility
-if(typeof exports !== 'undefined') {
- module.exports = AdapterJS;
-}
-
-AdapterJS.options = AdapterJS.options || {};
-
-// uncomment to get virtual webcams
-// AdapterJS.options.getAllCams = true;
-
-// uncomment to prevent the install prompt when the plugin in not yet installed
-// AdapterJS.options.hidePluginInstallPrompt = true;
-
-// AdapterJS version
-AdapterJS.VERSION = '0.13.3';
-
-// This function will be called when the WebRTC API is ready to be used
-// Whether it is the native implementation (Chrome, Firefox, Opera) or
-// the plugin
-// You may Override this function to synchronise the start of your application
-// with the WebRTC API being ready.
-// If you decide not to override use this synchronisation, it may result in
-// an extensive CPU usage on the plugin start (once per tab loaded)
-// Params:
-// - isUsingPlugin: true is the WebRTC plugin is being used, false otherwise
-//
-AdapterJS.onwebrtcready = AdapterJS.onwebrtcready || function(isUsingPlugin) {
- // The WebRTC API is ready.
- // Override me and do whatever you want here
-};
-
-// New interface to store multiple callbacks, private
-AdapterJS._onwebrtcreadies = [];
-
-// Sets a callback function to be called when the WebRTC interface is ready.
-// The first argument is the function to callback.\
-// Throws an error if the first argument is not a function
-AdapterJS.webRTCReady = function (callback) {
- if (typeof callback !== 'function') {
- throw new Error('Callback provided is not a function');
- }
-
- if (true === AdapterJS.onwebrtcreadyDone) {
- // All WebRTC interfaces are ready, just call the callback
- callback(null !== AdapterJS.WebRTCPlugin.plugin);
- } else {
- // will be triggered automatically when your browser/plugin is ready.
- AdapterJS._onwebrtcreadies.push(callback);
- }
-};
-
-// Plugin namespace
-AdapterJS.WebRTCPlugin = AdapterJS.WebRTCPlugin || {};
-
-// The object to store plugin information
-/* jshint ignore:start */
-AdapterJS.WebRTCPlugin.pluginInfo = {
- prefix : 'Tem',
- plugName : 'TemWebRTCPlugin',
- pluginId : 'plugin0',
- type : 'application/x-temwebrtcplugin',
- onload : '__TemWebRTCReady0',
- portalLink : 'http://skylink.io/plugin/',
- downloadLink : null, //set below
- companyName: 'Temasys'
-};
-if(!!navigator.platform.match(/^Mac/i)) {
- AdapterJS.WebRTCPlugin.pluginInfo.downloadLink = 'http://bit.ly/1n77hco';
-}
-else if(!!navigator.platform.match(/^Win/i)) {
- AdapterJS.WebRTCPlugin.pluginInfo.downloadLink = 'http://bit.ly/1kkS4FN';
-}
-/* jshint ignore:end */
-
-AdapterJS.WebRTCPlugin.TAGS = {
- NONE : 'none',
- AUDIO : 'audio',
- VIDEO : 'video'
-};
-
-// Unique identifier of each opened page
-AdapterJS.WebRTCPlugin.pageId = Math.random().toString(36).slice(2);
-
-// Use this whenever you want to call the plugin.
-AdapterJS.WebRTCPlugin.plugin = null;
-
-// Set log level for the plugin once it is ready.
-// The different values are
-// This is an asynchronous function that will run when the plugin is ready
-AdapterJS.WebRTCPlugin.setLogLevel = null;
-
-// Defines webrtc's JS interface according to the plugin's implementation.
-// Define plugin Browsers as WebRTC Interface.
-AdapterJS.WebRTCPlugin.defineWebRTCInterface = null;
-
-// This function detects whether or not a plugin is installed.
-// Checks if Not IE (firefox, for example), else if it's IE,
-// we're running IE and do something. If not it is not supported.
-AdapterJS.WebRTCPlugin.isPluginInstalled = null;
-
- // Lets adapter.js wait until the the document is ready before injecting the plugin
-AdapterJS.WebRTCPlugin.pluginInjectionInterval = null;
-
-// Inject the HTML DOM object element into the page.
-AdapterJS.WebRTCPlugin.injectPlugin = null;
-
-// States of readiness that the plugin goes through when
-// being injected and stated
-AdapterJS.WebRTCPlugin.PLUGIN_STATES = {
- NONE : 0, // no plugin use
- INITIALIZING : 1, // Detected need for plugin
- INJECTING : 2, // Injecting plugin
- INJECTED: 3, // Plugin element injected but not usable yet
- READY: 4 // Plugin ready to be used
-};
-
-// Current state of the plugin. You cannot use the plugin before this is
-// equal to AdapterJS.WebRTCPlugin.PLUGIN_STATES.READY
-AdapterJS.WebRTCPlugin.pluginState = AdapterJS.WebRTCPlugin.PLUGIN_STATES.NONE;
-
-// True is AdapterJS.onwebrtcready was already called, false otherwise
-// Used to make sure AdapterJS.onwebrtcready is only called once
-AdapterJS.onwebrtcreadyDone = false;
-
-// Log levels for the plugin.
-// To be set by calling AdapterJS.WebRTCPlugin.setLogLevel
-/*
-Log outputs are prefixed in some cases.
- INFO: Information reported by the plugin.
- ERROR: Errors originating from within the plugin.
- WEBRTC: Error originating from within the libWebRTC library
-*/
-// From the least verbose to the most verbose
-AdapterJS.WebRTCPlugin.PLUGIN_LOG_LEVELS = {
- NONE : 'NONE',
- ERROR : 'ERROR',
- WARNING : 'WARNING',
- INFO: 'INFO',
- VERBOSE: 'VERBOSE',
- SENSITIVE: 'SENSITIVE'
-};
-
-// Does a waiting check before proceeding to load the plugin.
-AdapterJS.WebRTCPlugin.WaitForPluginReady = null;
-
-// This methid will use an interval to wait for the plugin to be ready.
-AdapterJS.WebRTCPlugin.callWhenPluginReady = null;
-
-// !!!! WARNING: DO NOT OVERRIDE THIS FUNCTION. !!!
-// This function will be called when plugin is ready. It sends necessary
-// details to the plugin.
-// The function will wait for the document to be ready and the set the
-// plugin state to AdapterJS.WebRTCPlugin.PLUGIN_STATES.READY,
-// indicating that it can start being requested.
-// This function is not in the IE/Safari condition brackets so that
-// TemPluginLoaded function might be called on Chrome/Firefox.
-// This function is the only private function that is not encapsulated to
-// allow the plugin method to be called.
-__TemWebRTCReady0 = function () {
- if (document.readyState === 'complete') {
- AdapterJS.WebRTCPlugin.pluginState = AdapterJS.WebRTCPlugin.PLUGIN_STATES.READY;
- AdapterJS.maybeThroughWebRTCReady();
- } else {
- var timer = setInterval(function () {
- if (document.readyState === 'complete') {
- // TODO: update comments, we wait for the document to be ready
- clearInterval(timer);
- AdapterJS.WebRTCPlugin.pluginState = AdapterJS.WebRTCPlugin.PLUGIN_STATES.READY;
- AdapterJS.maybeThroughWebRTCReady();
- }
- }, 100);
- }
-};
-
-AdapterJS.maybeThroughWebRTCReady = function() {
- if (!AdapterJS.onwebrtcreadyDone) {
- AdapterJS.onwebrtcreadyDone = true;
-
- // If new interface for multiple callbacks used
- if (AdapterJS._onwebrtcreadies.length) {
- AdapterJS._onwebrtcreadies.forEach(function (callback) {
- if (typeof(callback) === 'function') {
- callback(AdapterJS.WebRTCPlugin.plugin !== null);
- }
- });
- // Else if no callbacks on new interface assuming user used old(deprecated) way to set callback through AdapterJS.onwebrtcready = ...
- } else if (typeof(AdapterJS.onwebrtcready) === 'function') {
- AdapterJS.onwebrtcready(AdapterJS.WebRTCPlugin.plugin !== null);
- }
- }
-};
-
-// Text namespace
-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'
- }
-};
-
-// The result of ice connection states.
-// - starting: Ice connection is starting.
-// - checking: Ice connection is checking.
-// - connected Ice connection is connected.
-// - completed Ice connection is connected.
-// - done Ice connection has been completed.
-// - disconnected Ice connection has been disconnected.
-// - failed Ice connection has failed.
-// - closed Ice connection is closed.
-AdapterJS._iceConnectionStates = {
- starting : 'starting',
- checking : 'checking',
- connected : 'connected',
- completed : 'connected',
- done : 'completed',
- disconnected : 'disconnected',
- failed : 'failed',
- closed : 'closed'
-};
-
-//The IceConnection states that has been fired for each peer.
-AdapterJS._iceConnectionFiredStates = [];
-
-
-// Check if WebRTC Interface is defined.
-AdapterJS.isDefined = null;
-
-// This function helps to retrieve the webrtc detected browser information.
-// This sets:
-// - webrtcDetectedBrowser: The browser agent name.
-// - webrtcDetectedVersion: The browser version.
-// - webrtcMinimumVersion: The minimum browser version still supported by AJS.
-// - webrtcDetectedType: The types of webRTC support.
-// - 'moz': Mozilla implementation of webRTC.
-// - 'webkit': WebKit implementation of webRTC.
-// - 'plugin': Using the plugin implementation.
-AdapterJS.parseWebrtcDetectedBrowser = function () {
- var hasMatch = null;
- if ((!!window.opr && !!opr.addons) ||
- !!window.opera ||
- navigator.userAgent.indexOf(' OPR/') >= 0) {
- // Opera 8.0+
- webrtcDetectedBrowser = 'opera';
- webrtcDetectedType = 'webkit';
- webrtcMinimumVersion = 26;
- hasMatch = /OPR\/(\d+)/i.exec(navigator.userAgent) || [];
- webrtcDetectedVersion = parseInt(hasMatch[1], 10);
- } else if (typeof InstallTrigger !== 'undefined') {
- // Firefox 1.0+
- // Bowser and Version set in Google's adapter
- webrtcDetectedType = 'moz';
- } else if (Object.prototype.toString.call(window.HTMLElement).indexOf('Constructor') > 0) {
- // Safari
- webrtcDetectedBrowser = 'safari';
- webrtcDetectedType = 'plugin';
- webrtcMinimumVersion = 7;
- hasMatch = /version\/(\d+)/i.exec(navigator.userAgent) || [];
- webrtcDetectedVersion = parseInt(hasMatch[1], 10);
- } else if (/*@cc_on!@*/false || !!document.documentMode) {
- // Internet Explorer 6-11
- webrtcDetectedBrowser = 'IE';
- webrtcDetectedType = 'plugin';
- webrtcMinimumVersion = 9;
- hasMatch = /\brv[ :]+(\d+)/g.exec(navigator.userAgent) || [];
- webrtcDetectedVersion = parseInt(hasMatch[1] || '0', 10);
- if (!webrtcDetectedVersion) {
- hasMatch = /\bMSIE[ :]+(\d+)/g.exec(navigator.userAgent) || [];
- webrtcDetectedVersion = parseInt(hasMatch[1] || '0', 10);
- }
- } else if (!!window.StyleMedia) {
- // Edge 20+
- // Bowser and Version set in Google's adapter
- webrtcDetectedType = '';
- } else if (!!window.chrome && !!window.chrome.webstore) {
- // Chrome 1+
- // Bowser and Version set in Google's adapter
- webrtcDetectedType = 'webkit';
- } else if ((webrtcDetectedBrowser === 'chrome'|| webrtcDetectedBrowser === 'opera') &&
- !!window.CSS) {
- // Blink engine detection
- webrtcDetectedBrowser = 'blink';
- // TODO: detected WebRTC version
- }
-
- window.webrtcDetectedBrowser = webrtcDetectedBrowser;
- window.webrtcDetectedVersion = webrtcDetectedVersion;
- window.webrtcMinimumVersion = webrtcMinimumVersion;
-};
-
-AdapterJS.addEvent = function(elem, evnt, func) {
- if (elem.addEventListener) { // W3C DOM
- elem.addEventListener(evnt, func, false);
- } else if (elem.attachEvent) {// OLD IE DOM
- elem.attachEvent('on'+evnt, func);
- } else { // No much to do
- elem[evnt] = func;
- }
-};
-
-AdapterJS.renderNotificationBar = function (text, buttonText, buttonLink, openNewTab, displayRefreshBar) {
- // only inject once the page is ready
- if (document.readyState !== 'complete') {
- return;
- }
-
- var w = window;
- var 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';
- if(typeof i.style.webkitTransition === 'string') {
- i.style.webkitTransition = 'all .5s ease-out';
- } else if(typeof i.style.transition === 'string') {
- 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('' + text + '');
- if(buttonText && buttonLink) {
- c.document.write('');
- c.document.close();
-
- // On click on okay
- AdapterJS.addEvent(c.document.getElementById('okay'), 'click', function(e) {
- if (!!displayRefreshBar) {
- AdapterJS.renderNotificationBar(AdapterJS.TEXT.EXTENSION ?
- AdapterJS.TEXT.EXTENSION.REQUIRE_REFRESH : AdapterJS.TEXT.REFRESH.REQUIRE_REFRESH,
- AdapterJS.TEXT.REFRESH.BUTTON, 'javascript:location.reload()'); // jshint ignore:line
- }
- window.open(buttonLink, !!openNewTab ? '_blank' : '_top');
-
- e.preventDefault();
- try {
- e.cancelBubble = true;
- } catch(error) { }
-
- var pluginInstallInterval = setInterval(function(){
- if(! isIE) {
- navigator.plugins.refresh(false);
- }
- AdapterJS.WebRTCPlugin.isPluginInstalled(
- AdapterJS.WebRTCPlugin.pluginInfo.prefix,
- AdapterJS.WebRTCPlugin.pluginInfo.plugName,
- function() { // plugin now installed
- clearInterval(pluginInstallInterval);
- AdapterJS.WebRTCPlugin.defineWebRTCInterface();
- },
- function() {
- // still no plugin detected, nothing to do
- });
- } , 500);
- });
-
- // On click on Cancel
- AdapterJS.addEvent(c.document.getElementById('cancel'), 'click', function(e) {
- w.document.body.removeChild(i);
- });
- } else {
- c.document.close();
- }
- setTimeout(function() {
- if(typeof i.style.webkitTransform === 'string') {
- i.style.webkitTransform = 'translateY(40px)';
- } else if(typeof i.style.transform === 'string') {
- i.style.transform = 'translateY(40px)';
- } else {
- i.style.top = '0px';
- }
- }, 300);
-};
-
-// -----------------------------------------------------------
-// Detected webrtc implementation. Types are:
-// - 'moz': Mozilla implementation of webRTC.
-// - 'webkit': WebKit implementation of webRTC.
-// - 'plugin': Using the plugin implementation.
-webrtcDetectedType = null;
-
-// Set the settings for creating DataChannels, MediaStream for
-// Cross-browser compability.
-// - This is only for SCTP based support browsers.
-// the 'urls' attribute.
-checkMediaDataChannelSettings =
- function (peerBrowserAgent, peerBrowserVersion, callback, constraints) {
- if (typeof callback !== 'function') {
- return;
- }
- var beOfferer = true;
- var isLocalFirefox = webrtcDetectedBrowser === 'firefox';
- // Nightly version does not require MozDontOfferDataChannel for interop
- var isLocalFirefoxInterop = webrtcDetectedType === 'moz' && webrtcDetectedVersion > 30;
- var isPeerFirefox = peerBrowserAgent === 'firefox';
- var isPeerFirefoxInterop = peerBrowserAgent === 'firefox' &&
- ((peerBrowserVersion) ? (peerBrowserVersion > 30) : false);
-
- // Resends an updated version of constraints for MozDataChannel to work
- // If other userAgent is firefox and user is firefox, remove MozDataChannel
- if ((isLocalFirefox && isPeerFirefox) || (isLocalFirefoxInterop)) {
- try {
- delete constraints.mandatory.MozDontOfferDataChannel;
- } catch (error) {
- console.error('Failed deleting MozDontOfferDataChannel');
- console.error(error);
- }
- } else if ((isLocalFirefox && !isPeerFirefox)) {
- constraints.mandatory.MozDontOfferDataChannel = true;
- }
- if (!isLocalFirefox) {
- // temporary measure to remove Moz* constraints in non Firefox browsers
- for (var prop in constraints.mandatory) {
- if (constraints.mandatory.hasOwnProperty(prop)) {
- if (prop.indexOf('Moz') !== -1) {
- delete constraints.mandatory[prop];
- }
- }
- }
- }
- // Firefox (not interopable) cannot offer DataChannel as it will cause problems to the
- // interopability of the media stream
- if (isLocalFirefox && !isPeerFirefox && !isLocalFirefoxInterop) {
- beOfferer = false;
- }
- callback(beOfferer, constraints);
-};
-
-// Handles the differences for all browsers ice connection state output.
-// - Tested outcomes are:
-// - Chrome (offerer) : 'checking' > 'completed' > 'completed'
-// - Chrome (answerer) : 'checking' > 'connected'
-// - Firefox (offerer) : 'checking' > 'connected'
-// - Firefox (answerer): 'checking' > 'connected'
-checkIceConnectionState = function (peerId, iceConnectionState, callback) {
- if (typeof callback !== 'function') {
- console.warn('No callback specified in checkIceConnectionState. Aborted.');
- return;
- }
- peerId = (peerId) ? peerId : 'peer';
-
- if (!AdapterJS._iceConnectionFiredStates[peerId] ||
- iceConnectionState === AdapterJS._iceConnectionStates.disconnected ||
- iceConnectionState === AdapterJS._iceConnectionStates.failed ||
- iceConnectionState === AdapterJS._iceConnectionStates.closed) {
- AdapterJS._iceConnectionFiredStates[peerId] = [];
- }
- iceConnectionState = AdapterJS._iceConnectionStates[iceConnectionState];
- if (AdapterJS._iceConnectionFiredStates[peerId].indexOf(iceConnectionState) < 0) {
- AdapterJS._iceConnectionFiredStates[peerId].push(iceConnectionState);
- if (iceConnectionState === AdapterJS._iceConnectionStates.connected) {
- setTimeout(function () {
- AdapterJS._iceConnectionFiredStates[peerId]
- .push(AdapterJS._iceConnectionStates.done);
- callback(AdapterJS._iceConnectionStates.done);
- }, 1000);
- }
- callback(iceConnectionState);
- }
- return;
-};
-
-// Firefox:
-// - Creates iceServer from the url for Firefox.
-// - Create iceServer with stun url.
-// - Create iceServer with turn url.
-// - Ignore the transport parameter from TURN url for FF version <=27.
-// - Return null for createIceServer if transport=tcp.
-// - FF 27 and above supports transport parameters in TURN url,
-// - So passing in the full url to create iceServer.
-// Chrome:
-// - Creates iceServer from the url for Chrome M33 and earlier.
-// - Create iceServer with stun url.
-// - Chrome M28 & above uses below TURN format.
-// Plugin:
-// - Creates Ice Server for Plugin Browsers
-// - If Stun - Create iceServer with stun url.
-// - Else - Create iceServer with turn url
-// - This is a WebRTC Function
-createIceServer = null;
-
-// Firefox:
-// - Creates IceServers for Firefox
-// - Use .url for FireFox.
-// - Multiple Urls support
-// Chrome:
-// - Creates iceServers from the urls for Chrome M34 and above.
-// - .urls is supported since Chrome M34.
-// - Multiple Urls support
-// Plugin:
-// - Creates Ice Servers for Plugin Browsers
-// - Multiple Urls support
-// - This is a WebRTC Function
-createIceServers = null;
-//------------------------------------------------------------
-
-//The RTCPeerConnection object.
-RTCPeerConnection = null;
-
-// Creates RTCSessionDescription object for Plugin Browsers
-RTCSessionDescription = (typeof RTCSessionDescription === 'function') ?
- RTCSessionDescription : null;
-
-// Creates RTCIceCandidate object for Plugin Browsers
-RTCIceCandidate = (typeof RTCIceCandidate === 'function') ?
- RTCIceCandidate : null;
-
-// Get UserMedia (only difference is the prefix).
-// Code from Adam Barth.
-getUserMedia = null;
-
-// Attach a media stream to an element.
-attachMediaStream = null;
-
-// Re-attach a media stream to an element.
-reattachMediaStream = null;
-
-
-// Detected browser agent name. Types are:
-// - 'firefox': Firefox browser.
-// - 'chrome': Chrome browser.
-// - 'opera': Opera browser.
-// - 'safari': Safari browser.
-// - 'IE' - Internet Explorer browser.
-webrtcDetectedBrowser = null;
-
-// Detected browser version.
-webrtcDetectedVersion = null;
-
-// The minimum browser version still supported by AJS.
-webrtcMinimumVersion = null;
-
-// Check for browser types and react accordingly
-if ( navigator.mozGetUserMedia ||
- navigator.webkitGetUserMedia ||
- (navigator.mediaDevices &&
- navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)) ) {
-
- ///////////////////////////////////////////////////////////////////
- // INJECTION OF GOOGLE'S ADAPTER.JS CONTENT
-
-/* jshint ignore:start */
- (function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.adapter = f()}})(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o 0 ? 'm=' + part : part).trim() + '\r\n';
- });
- };
-
- // Returns lines that start with a certain prefix.
- SDPUtils.matchPrefix = function(blob, prefix) {
- return SDPUtils.splitLines(blob).filter(function(line) {
- return line.indexOf(prefix) === 0;
- });
- };
-
- // Parses an ICE candidate line. Sample input:
- // candidate:702786350 2 udp 41819902 8.8.8.8 60769 typ relay raddr 8.8.8.8
- // rport 55996"
- SDPUtils.parseCandidate = function(line) {
- var parts;
- // Parse both variants.
- if (line.indexOf('a=candidate:') === 0) {
- parts = line.substring(12).split(' ');
- } else {
- parts = line.substring(10).split(' ');
- }
-
- var candidate = {
- foundation: parts[0],
- component: parts[1],
- protocol: parts[2].toLowerCase(),
- priority: parseInt(parts[3], 10),
- ip: parts[4],
- port: parseInt(parts[5], 10),
- // skip parts[6] == 'typ'
- type: parts[7]
- };
-
- for (var i = 8; i < parts.length; i += 2) {
- switch (parts[i]) {
- case 'raddr':
- candidate.relatedAddress = parts[i + 1];
- break;
- case 'rport':
- candidate.relatedPort = parseInt(parts[i + 1], 10);
- break;
- case 'tcptype':
- candidate.tcpType = parts[i + 1];
- break;
- default: // Unknown extensions are silently ignored.
- break;
- }
- }
- return candidate;
- };
-
- // Translates a candidate object into SDP candidate attribute.
- SDPUtils.writeCandidate = function(candidate) {
- var sdp = [];
- sdp.push(candidate.foundation);
- sdp.push(candidate.component);
- sdp.push(candidate.protocol.toUpperCase());
- sdp.push(candidate.priority);
- sdp.push(candidate.ip);
- sdp.push(candidate.port);
-
- var type = candidate.type;
- sdp.push('typ');
- sdp.push(type);
- if (type !== 'host' && candidate.relatedAddress &&
- candidate.relatedPort) {
- sdp.push('raddr');
- sdp.push(candidate.relatedAddress); // was: relAddr
- sdp.push('rport');
- sdp.push(candidate.relatedPort); // was: relPort
- }
- if (candidate.tcpType && candidate.protocol.toLowerCase() === 'tcp') {
- sdp.push('tcptype');
- sdp.push(candidate.tcpType);
- }
- return 'candidate:' + sdp.join(' ');
- };
-
- // Parses an rtpmap line, returns RTCRtpCoddecParameters. Sample input:
- // a=rtpmap:111 opus/48000/2
- SDPUtils.parseRtpMap = function(line) {
- var parts = line.substr(9).split(' ');
- var parsed = {
- payloadType: parseInt(parts.shift(), 10) // was: id
- };
-
- parts = parts[0].split('/');
-
- parsed.name = parts[0];
- parsed.clockRate = parseInt(parts[1], 10); // was: clockrate
- // was: channels
- parsed.numChannels = parts.length === 3 ? parseInt(parts[2], 10) : 1;
- return parsed;
- };
-
- // Generate an a=rtpmap line from RTCRtpCodecCapability or
- // RTCRtpCodecParameters.
- SDPUtils.writeRtpMap = function(codec) {
- var pt = codec.payloadType;
- if (codec.preferredPayloadType !== undefined) {
- pt = codec.preferredPayloadType;
- }
- return 'a=rtpmap:' + pt + ' ' + codec.name + '/' + codec.clockRate +
- (codec.numChannels !== 1 ? '/' + codec.numChannels : '') + '\r\n';
- };
-
- // Parses an a=extmap line (headerextension from RFC 5285). Sample input:
- // a=extmap:2 urn:ietf:params:rtp-hdrext:toffset
- SDPUtils.parseExtmap = function(line) {
- var parts = line.substr(9).split(' ');
- return {
- id: parseInt(parts[0], 10),
- uri: parts[1]
- };
- };
-
- // Generates a=extmap line from RTCRtpHeaderExtensionParameters or
- // RTCRtpHeaderExtension.
- SDPUtils.writeExtmap = function(headerExtension) {
- return 'a=extmap:' + (headerExtension.id || headerExtension.preferredId) +
- ' ' + headerExtension.uri + '\r\n';
- };
-
- // Parses an ftmp line, returns dictionary. Sample input:
- // a=fmtp:96 vbr=on;cng=on
- // Also deals with vbr=on; cng=on
- SDPUtils.parseFmtp = function(line) {
- var parsed = {};
- var kv;
- var parts = line.substr(line.indexOf(' ') + 1).split(';');
- for (var j = 0; j < parts.length; j++) {
- kv = parts[j].trim().split('=');
- parsed[kv[0].trim()] = kv[1];
- }
- return parsed;
- };
-
- // Generates an a=ftmp line from RTCRtpCodecCapability or RTCRtpCodecParameters.
- SDPUtils.writeFmtp = function(codec) {
- var line = '';
- var pt = codec.payloadType;
- if (codec.preferredPayloadType !== undefined) {
- pt = codec.preferredPayloadType;
- }
- if (codec.parameters && Object.keys(codec.parameters).length) {
- var params = [];
- Object.keys(codec.parameters).forEach(function(param) {
- params.push(param + '=' + codec.parameters[param]);
- });
- line += 'a=fmtp:' + pt + ' ' + params.join(';') + '\r\n';
- }
- return line;
- };
-
- // Parses an rtcp-fb line, returns RTCPRtcpFeedback object. Sample input:
- // a=rtcp-fb:98 nack rpsi
- SDPUtils.parseRtcpFb = function(line) {
- var parts = line.substr(line.indexOf(' ') + 1).split(' ');
- return {
- type: parts.shift(),
- parameter: parts.join(' ')
- };
- };
- // Generate a=rtcp-fb lines from RTCRtpCodecCapability or RTCRtpCodecParameters.
- SDPUtils.writeRtcpFb = function(codec) {
- var lines = '';
- var pt = codec.payloadType;
- if (codec.preferredPayloadType !== undefined) {
- pt = codec.preferredPayloadType;
- }
- if (codec.rtcpFeedback && codec.rtcpFeedback.length) {
- // FIXME: special handling for trr-int?
- codec.rtcpFeedback.forEach(function(fb) {
- lines += 'a=rtcp-fb:' + pt + ' ' + fb.type +
- (fb.parameter && fb.parameter.length ? ' ' + fb.parameter : '') +
- '\r\n';
- });
- }
- return lines;
- };
-
- // Parses an RFC 5576 ssrc media attribute. Sample input:
- // a=ssrc:3735928559 cname:something
- SDPUtils.parseSsrcMedia = function(line) {
- var sp = line.indexOf(' ');
- var parts = {
- ssrc: parseInt(line.substr(7, sp - 7), 10)
- };
- var colon = line.indexOf(':', sp);
- if (colon > -1) {
- parts.attribute = line.substr(sp + 1, colon - sp - 1);
- parts.value = line.substr(colon + 1);
- } else {
- parts.attribute = line.substr(sp + 1);
- }
- return parts;
- };
-
- // Extracts DTLS parameters from SDP media section or sessionpart.
- // FIXME: for consistency with other functions this should only
- // get the fingerprint line as input. See also getIceParameters.
- SDPUtils.getDtlsParameters = function(mediaSection, sessionpart) {
- var lines = SDPUtils.splitLines(mediaSection);
- // Search in session part, too.
- lines = lines.concat(SDPUtils.splitLines(sessionpart));
- var fpLine = lines.filter(function(line) {
- return line.indexOf('a=fingerprint:') === 0;
- })[0].substr(14);
- // Note: a=setup line is ignored since we use the 'auto' role.
- var dtlsParameters = {
- role: 'auto',
- fingerprints: [{
- algorithm: fpLine.split(' ')[0],
- value: fpLine.split(' ')[1]
- }]
- };
- return dtlsParameters;
- };
-
- // Serializes DTLS parameters to SDP.
- SDPUtils.writeDtlsParameters = function(params, setupType) {
- var sdp = 'a=setup:' + setupType + '\r\n';
- params.fingerprints.forEach(function(fp) {
- sdp += 'a=fingerprint:' + fp.algorithm + ' ' + fp.value + '\r\n';
- });
- return sdp;
- };
- // Parses ICE information from SDP media section or sessionpart.
- // FIXME: for consistency with other functions this should only
- // get the ice-ufrag and ice-pwd lines as input.
- SDPUtils.getIceParameters = function(mediaSection, sessionpart) {
- var lines = SDPUtils.splitLines(mediaSection);
- // Search in session part, too.
- lines = lines.concat(SDPUtils.splitLines(sessionpart));
- var iceParameters = {
- usernameFragment: lines.filter(function(line) {
- return line.indexOf('a=ice-ufrag:') === 0;
- })[0].substr(12),
- password: lines.filter(function(line) {
- return line.indexOf('a=ice-pwd:') === 0;
- })[0].substr(10)
- };
- return iceParameters;
- };
-
- // Serializes ICE parameters to SDP.
- SDPUtils.writeIceParameters = function(params) {
- return 'a=ice-ufrag:' + params.usernameFragment + '\r\n' +
- 'a=ice-pwd:' + params.password + '\r\n';
- };
-
- // Parses the SDP media section and returns RTCRtpParameters.
- SDPUtils.parseRtpParameters = function(mediaSection) {
- var description = {
- codecs: [],
- headerExtensions: [],
- fecMechanisms: [],
- rtcp: []
- };
- var lines = SDPUtils.splitLines(mediaSection);
- var mline = lines[0].split(' ');
- for (var i = 3; i < mline.length; i++) { // find all codecs from mline[3..]
- var pt = mline[i];
- var rtpmapline = SDPUtils.matchPrefix(
- mediaSection, 'a=rtpmap:' + pt + ' ')[0];
- if (rtpmapline) {
- var codec = SDPUtils.parseRtpMap(rtpmapline);
- var fmtps = SDPUtils.matchPrefix(
- mediaSection, 'a=fmtp:' + pt + ' ');
- // Only the first a=fmtp: is considered.
- codec.parameters = fmtps.length ? SDPUtils.parseFmtp(fmtps[0]) : {};
- codec.rtcpFeedback = SDPUtils.matchPrefix(
- mediaSection, 'a=rtcp-fb:' + pt + ' ')
- .map(SDPUtils.parseRtcpFb);
- description.codecs.push(codec);
- // parse FEC mechanisms from rtpmap lines.
- switch (codec.name.toUpperCase()) {
- case 'RED':
- case 'ULPFEC':
- description.fecMechanisms.push(codec.name.toUpperCase());
- break;
- default: // only RED and ULPFEC are recognized as FEC mechanisms.
- break;
- }
- }
- }
- SDPUtils.matchPrefix(mediaSection, 'a=extmap:').forEach(function(line) {
- description.headerExtensions.push(SDPUtils.parseExtmap(line));
- });
- // FIXME: parse rtcp.
- return description;
- };
-
- // Generates parts of the SDP media section describing the capabilities /
- // parameters.
- SDPUtils.writeRtpDescription = function(kind, caps) {
- var sdp = '';
-
- // Build the mline.
- sdp += 'm=' + kind + ' ';
- sdp += caps.codecs.length > 0 ? '9' : '0'; // reject if no codecs.
- sdp += ' UDP/TLS/RTP/SAVPF ';
- sdp += caps.codecs.map(function(codec) {
- if (codec.preferredPayloadType !== undefined) {
- return codec.preferredPayloadType;
- }
- return codec.payloadType;
- }).join(' ') + '\r\n';
-
- sdp += 'c=IN IP4 0.0.0.0\r\n';
- sdp += 'a=rtcp:9 IN IP4 0.0.0.0\r\n';
-
- // Add a=rtpmap lines for each codec. Also fmtp and rtcp-fb.
- caps.codecs.forEach(function(codec) {
- sdp += SDPUtils.writeRtpMap(codec);
- sdp += SDPUtils.writeFmtp(codec);
- sdp += SDPUtils.writeRtcpFb(codec);
- });
- // FIXME: add headerExtensions, fecMechanismş and rtcp.
- sdp += 'a=rtcp-mux\r\n';
- return sdp;
- };
-
- // Parses the SDP media section and returns an array of
- // RTCRtpEncodingParameters.
- SDPUtils.parseRtpEncodingParameters = function(mediaSection) {
- var encodingParameters = [];
- var description = SDPUtils.parseRtpParameters(mediaSection);
- var hasRed = description.fecMechanisms.indexOf('RED') !== -1;
- var hasUlpfec = description.fecMechanisms.indexOf('ULPFEC') !== -1;
-
- // filter a=ssrc:... cname:, ignore PlanB-msid
- var ssrcs = SDPUtils.matchPrefix(mediaSection, 'a=ssrc:')
- .map(function(line) {
- return SDPUtils.parseSsrcMedia(line);
- })
- .filter(function(parts) {
- return parts.attribute === 'cname';
- });
- var primarySsrc = ssrcs.length > 0 && ssrcs[0].ssrc;
- var secondarySsrc;
-
- var flows = SDPUtils.matchPrefix(mediaSection, 'a=ssrc-group:FID')
- .map(function(line) {
- var parts = line.split(' ');
- parts.shift();
- return parts.map(function(part) {
- return parseInt(part, 10);
- });
- });
- if (flows.length > 0 && flows[0].length > 1 && flows[0][0] === primarySsrc) {
- secondarySsrc = flows[0][1];
- }
-
- description.codecs.forEach(function(codec) {
- if (codec.name.toUpperCase() === 'RTX' && codec.parameters.apt) {
- var encParam = {
- ssrc: primarySsrc,
- codecPayloadType: parseInt(codec.parameters.apt, 10),
- rtx: {
- payloadType: codec.payloadType,
- ssrc: secondarySsrc
- }
- };
- encodingParameters.push(encParam);
- if (hasRed) {
- encParam = JSON.parse(JSON.stringify(encParam));
- encParam.fec = {
- ssrc: secondarySsrc,
- mechanism: hasUlpfec ? 'red+ulpfec' : 'red'
- };
- encodingParameters.push(encParam);
- }
- }
- });
- if (encodingParameters.length === 0 && primarySsrc) {
- encodingParameters.push({
- ssrc: primarySsrc
- });
- }
-
- // we support both b=AS and b=TIAS but interpret AS as TIAS.
- var bandwidth = SDPUtils.matchPrefix(mediaSection, 'b=');
- if (bandwidth.length) {
- if (bandwidth[0].indexOf('b=TIAS:') === 0) {
- bandwidth = parseInt(bandwidth[0].substr(7), 10);
- } else if (bandwidth[0].indexOf('b=AS:') === 0) {
- bandwidth = parseInt(bandwidth[0].substr(5), 10);
- }
- encodingParameters.forEach(function(params) {
- params.maxBitrate = bandwidth;
- });
- }
- return encodingParameters;
- };
-
- SDPUtils.writeSessionBoilerplate = function() {
- // FIXME: sess-id should be an NTP timestamp.
- return 'v=0\r\n' +
- 'o=thisisadapterortc 8169639915646943137 2 IN IP4 127.0.0.1\r\n' +
- 's=-\r\n' +
- 't=0 0\r\n';
- };
-
- SDPUtils.writeMediaSection = function(transceiver, caps, type, stream) {
- var sdp = SDPUtils.writeRtpDescription(transceiver.kind, caps);
-
- // Map ICE parameters (ufrag, pwd) to SDP.
- sdp += SDPUtils.writeIceParameters(
- transceiver.iceGatherer.getLocalParameters());
-
- // Map DTLS parameters to SDP.
- sdp += SDPUtils.writeDtlsParameters(
- transceiver.dtlsTransport.getLocalParameters(),
- type === 'offer' ? 'actpass' : 'active');
-
- sdp += 'a=mid:' + transceiver.mid + '\r\n';
-
- if (transceiver.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';
- }
-
- // FIXME: for RTX there might be multiple SSRCs. Not implemented in Edge yet.
- 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;
- }
- // FIXME: this should be written by writeRtpDescription.
- sdp += 'a=ssrc:' + transceiver.sendEncodingParameters[0].ssrc +
- ' cname:' + SDPUtils.localCName + '\r\n';
- return sdp;
- };
-
- // Gets the direction from the mediaSection or the sessionpart.
- SDPUtils.getDirection = function(mediaSection, sessionpart) {
- // Look for sendrecv, sendonly, recvonly, inactive, default to sendrecv.
- var lines = SDPUtils.splitLines(mediaSection);
- for (var i = 0; i < lines.length; i++) {
- switch (lines[i]) {
- case 'a=sendrecv':
- case 'a=sendonly':
- case 'a=recvonly':
- case 'a=inactive':
- return lines[i].substr(2);
- default:
- // FIXME: What should happen here?
- }
- }
- if (sessionpart) {
- return SDPUtils.getDirection(sessionpart);
- }
- return 'sendrecv';
- };
-
- // Expose public methods.
- module.exports = SDPUtils;
-
- },{}],2:[function(require,module,exports){
- /*
- * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
- *
- * Use of this source code is governed by a BSD-style license
- * that can be found in the LICENSE file in the root of the source
- * tree.
- */
- /* eslint-env node */
-
- 'use strict';
-
- // Shimming starts here.
- (function() {
- // Utils.
- var logging = require('./utils').log;
- var browserDetails = require('./utils').browserDetails;
- // Export to the adapter global object visible in the browser.
- module.exports.browserDetails = browserDetails;
- module.exports.extractVersion = require('./utils').extractVersion;
- module.exports.disableLog = require('./utils').disableLog;
-
- // Uncomment the line below if you want logging to occur, including logging
- // for the switch statement below. Can also be turned on in the browser via
- // adapter.disableLog(false), but then logging from the switch statement below
- // will not appear.
- // require('./utils').disableLog(false);
-
- // Browser shims.
- var chromeShim = require('./chrome/chrome_shim') || null;
- var edgeShim = require('./edge/edge_shim') || null;
- var firefoxShim = require('./firefox/firefox_shim') || null;
- var safariShim = require('./safari/safari_shim') || null;
-
- // Shim browser if found.
- switch (browserDetails.browser) {
- case 'opera': // fallthrough as it uses chrome shims
- case 'chrome':
- if (!chromeShim || !chromeShim.shimPeerConnection) {
- logging('Chrome shim is not included in this adapter release.');
- return;
- }
- logging('adapter.js shimming chrome.');
- // Export to the adapter global object visible in the browser.
- module.exports.browserShim = chromeShim;
-
- chromeShim.shimGetUserMedia();
- chromeShim.shimMediaStream();
- chromeShim.shimSourceObject();
- chromeShim.shimPeerConnection();
- chromeShim.shimOnTrack();
- break;
- case 'firefox':
- if (!firefoxShim || !firefoxShim.shimPeerConnection) {
- logging('Firefox shim is not included in this adapter release.');
- return;
- }
- logging('adapter.js shimming firefox.');
- // Export to the adapter global object visible in the browser.
- module.exports.browserShim = firefoxShim;
-
- firefoxShim.shimGetUserMedia();
- firefoxShim.shimSourceObject();
- firefoxShim.shimPeerConnection();
- firefoxShim.shimOnTrack();
- break;
- case 'edge':
- if (!edgeShim || !edgeShim.shimPeerConnection) {
- logging('MS edge shim is not included in this adapter release.');
- return;
- }
- logging('adapter.js shimming edge.');
- // Export to the adapter global object visible in the browser.
- module.exports.browserShim = edgeShim;
-
- edgeShim.shimGetUserMedia();
- edgeShim.shimPeerConnection();
- break;
- case 'safari':
- if (!safariShim) {
- logging('Safari shim is not included in this adapter release.');
- return;
- }
- logging('adapter.js shimming safari.');
- // Export to the adapter global object visible in the browser.
- 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(require,module,exports){
-
- /*
- * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
- *
- * Use of this source code is governed by a BSD-style license
- * that can be found in the LICENSE file in the root of the source
- * tree.
- */
- /* eslint-env node */
- 'use strict';
- var logging = require('../utils.js').log;
- var browserDetails = require('../utils.js').browserDetails;
-
- var chromeShim = {
- shimMediaStream: function() {
- window.MediaStream = window.MediaStream || window.webkitMediaStream;
- },
-
- shimOnTrack: function() {
- if (typeof window === 'object' && window.RTCPeerConnection && !('ontrack' in
- window.RTCPeerConnection.prototype)) {
- Object.defineProperty(window.RTCPeerConnection.prototype, 'ontrack', {
- get: function() {
- return this._ontrack;
- },
- set: function(f) {
- var self = this;
- if (this._ontrack) {
- this.removeEventListener('track', this._ontrack);
- this.removeEventListener('addstream', this._ontrackpoly);
- }
- this.addEventListener('track', this._ontrack = f);
- this.addEventListener('addstream', this._ontrackpoly = function(e) {
- // onaddstream does not fire when a track is added to an existing
- // stream. But stream.onaddtrack is implemented so we use that.
- e.stream.addEventListener('addtrack', function(te) {
- var 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() {
- if (typeof window === 'object') {
- if (window.HTMLMediaElement &&
- !('srcObject' in window.HTMLMediaElement.prototype)) {
- // Shim the srcObject property, once, when HTMLMediaElement is found.
- Object.defineProperty(window.HTMLMediaElement.prototype, 'srcObject', {
- get: function() {
- return this._srcObject;
- },
- set: function(stream) {
- var self = this;
- // Use _srcObject as a private property for this shim
- this._srcObject = stream;
- if (this.src) {
- URL.revokeObjectURL(this.src);
- }
-
- if (!stream) {
- this.src = '';
- return;
- }
- this.src = URL.createObjectURL(stream);
- // We need to recreate the blob url when a track is added or
- // removed. Doing it manually since we want to avoid a recursion.
- stream.addEventListener('addtrack', function() {
- if (self.src) {
- URL.revokeObjectURL(self.src);
- }
- self.src = URL.createObjectURL(stream);
- });
- stream.addEventListener('removetrack', function() {
- if (self.src) {
- URL.revokeObjectURL(self.src);
- }
- self.src = URL.createObjectURL(stream);
- });
- }
- });
- }
- }
- },
-
- shimPeerConnection: function() {
- // The RTCPeerConnection object.
- window.RTCPeerConnection = function(pcConfig, pcConstraints) {
- // Translate iceTransportPolicy to iceTransports,
- // see https://code.google.com/p/webrtc/issues/detail?id=4869
- logging('PeerConnection');
- if (pcConfig && pcConfig.iceTransportPolicy) {
- pcConfig.iceTransports = pcConfig.iceTransportPolicy;
- }
-
- var pc = new webkitRTCPeerConnection(pcConfig, pcConstraints);
- var origGetStats = pc.getStats.bind(pc);
- pc.getStats = function(selector, successCallback, errorCallback) {
- var self = this;
- var args = arguments;
-
- // If selector is a function then we are in the old style stats so just
- // pass back the original getStats format to avoid breaking old users.
- if (arguments.length > 0 && typeof selector === 'function') {
- return origGetStats(selector, successCallback);
- }
-
- var fixChromeStats_ = function(response) {
- var standardReport = {};
- var reports = response.result();
- reports.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;
- });
-
- return standardReport;
- };
-
- // shim getStats with maplike support
- var makeMapStats = function(stats, legacyStats) {
- var map = new Map(Object.keys(stats).map(function(key) {
- return[key, stats[key]];
- }));
- legacyStats = legacyStats || stats;
- Object.keys(legacyStats).forEach(function(key) {
- map[key] = legacyStats[key];
- });
- return map;
- };
-
- if (arguments.length >= 2) {
- var successCallbackWrapper_ = function(response) {
- args[1](makeMapStats(fixChromeStats_(response)));
- };
-
- return origGetStats.apply(this, [successCallbackWrapper_,
- arguments[0]]);
- }
-
- // promise-support
- return new Promise(function(resolve, reject) {
- if (args.length === 1 && typeof selector === 'object') {
- origGetStats.apply(self, [
- function(response) {
- resolve(makeMapStats(fixChromeStats_(response)));
- }, reject]);
- } else {
- // Preserve legacy chrome stats only on legacy access of stats obj
- origGetStats.apply(self, [
- function(response) {
- resolve(makeMapStats(fixChromeStats_(response),
- response.result()));
- }, reject]);
- }
- }).then(successCallback, errorCallback);
- };
-
- return pc;
- };
- window.RTCPeerConnection.prototype = webkitRTCPeerConnection.prototype;
-
- // wrap static methods. Currently just generateCertificate.
- if (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 || (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);
- };
- });
-
- // add promise support -- natively available in Chrome 51
- if (browserDetails.version < 51) {
- ['setLocalDescription', 'setRemoteDescription', 'addIceCandidate']
- .forEach(function(method) {
- var nativeMethod = webkitRTCPeerConnection.prototype[method];
- webkitRTCPeerConnection.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]);
- }
- });
- };
- });
- }
-
- // shim implicit creation of RTCSessionDescription/RTCIceCandidate
- ['setLocalDescription', 'setRemoteDescription', 'addIceCandidate']
- .forEach(function(method) {
- var nativeMethod = webkitRTCPeerConnection.prototype[method];
- webkitRTCPeerConnection.prototype[method] = function() {
- arguments[0] = new ((method === 'addIceCandidate') ?
- RTCIceCandidate : RTCSessionDescription)(arguments[0]);
- return nativeMethod.apply(this, arguments);
- };
- });
-
- // support for addIceCandidate(null)
- var nativeAddIceCandidate =
- RTCPeerConnection.prototype.addIceCandidate;
- RTCPeerConnection.prototype.addIceCandidate = function() {
- return arguments[0] === null ? Promise.resolve()
- : nativeAddIceCandidate.apply(this, arguments);
- };
- }
- };
-
-
- // Expose public methods.
- module.exports = {
- shimMediaStream: chromeShim.shimMediaStream,
- shimOnTrack: chromeShim.shimOnTrack,
- shimSourceObject: chromeShim.shimSourceObject,
- shimPeerConnection: chromeShim.shimPeerConnection,
- shimGetUserMedia: require('./getusermedia')
- };
-
- },{"../utils.js":10,"./getusermedia":4}],4:[function(require,module,exports){
- /*
- * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
- *
- * Use of this source code is governed by a BSD-style license
- * that can be found in the LICENSE file in the root of the source
- * tree.
- */
- /* eslint-env node */
- 'use strict';
- var logging = require('../utils.js').log;
-
- // Expose public methods.
- module.exports = function() {
- 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 && constraints.audio) {
- constraints.audio = constraintsToChrome_(constraints.audio);
- }
- if (constraints && typeof constraints.video === 'object') {
- // Shim facingMode for mobile, where it defaults to "user".
- var face = constraints.video.facingMode;
- face = face && ((typeof face === 'object') ? face : {ideal: face});
-
- if ((face && (face.exact === 'user' || face.exact === 'environment' ||
- face.ideal === 'user' || face.ideal === 'environment')) &&
- !(navigator.mediaDevices.getSupportedConstraints &&
- navigator.mediaDevices.getSupportedConstraints().facingMode)) {
- delete constraints.video.facingMode;
- if (face.exact === 'environment' || face.ideal === 'environment') {
- // Look for "back" in label, or use last cam (typically back cam).
- return navigator.mediaDevices.enumerateDevices()
- .then(function(devices) {
- devices = devices.filter(function(d) {
- return d.kind === 'videoinput';
- });
- var back = devices.find(function(d) {
- return d.label.toLowerCase().indexOf('back') !== -1;
- }) || (devices.length && devices[devices.length - 1]);
- if (back) {
- constraints.video.deviceId = face.exact ? {exact: back.deviceId} :
- {ideal: back.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',
- ConstraintNotSatisfiedError: 'OverconstrainedError'
- }[e.name] || e.name,
- message: e.message,
- constraint: e.constraintName,
- toString: function() {
- return this.name + (this.message && ': ') + this.message;
- }
- };
- };
-
- var getUserMedia_ = function(constraints, onSuccess, onError) {
- shimConstraints_(constraints, function(c) {
- navigator.webkitGetUserMedia(c, onSuccess, function(e) {
- onError(shimError_(e));
- });
- });
- };
-
- navigator.getUserMedia = getUserMedia_;
-
- // Returns the result of getUserMedia as a Promise.
- var getUserMediaPromise_ = function(constraints) {
- return new Promise(function(resolve, reject) {
- navigator.getUserMedia(constraints, resolve, reject);
- });
- };
-
- if (!navigator.mediaDevices) {
- navigator.mediaDevices = {
- getUserMedia: getUserMediaPromise_,
- enumerateDevices: function() {
- return new Promise(function(resolve) {
- var kinds = {audio: 'audioinput', video: 'videoinput'};
- return MediaStreamTrack.getSources(function(devices) {
- resolve(devices.map(function(device) {
- return {label: device.label,
- kind: kinds[device.kind],
- deviceId: device.id,
- groupId: ''};
- }));
- });
- });
- }
- };
- }
-
- // A shim for getUserMedia method on the mediaDevices object.
- // TODO(KaptenJansson) remove once implemented in Chrome stable.
- if (!navigator.mediaDevices.getUserMedia) {
- navigator.mediaDevices.getUserMedia = function(constraints) {
- return getUserMediaPromise_(constraints);
- };
- } else {
- // Even though Chrome 45 has navigator.mediaDevices and a getUserMedia
- // function which returns a Promise, it does not accept spec-style
- // constraints.
- var origGetUserMedia = navigator.mediaDevices.getUserMedia.
- bind(navigator.mediaDevices);
- navigator.mediaDevices.getUserMedia = function(cs) {
- return shimConstraints_(cs, function(c) {
- return origGetUserMedia(c).catch(function(e) {
- return Promise.reject(shimError_(e));
- });
- });
- };
- }
-
- // Dummy devicechange event methods.
- // TODO(KaptenJansson) remove once implemented in Chrome stable.
- if (typeof navigator.mediaDevices.addEventListener === 'undefined') {
- navigator.mediaDevices.addEventListener = function() {
- logging('Dummy mediaDevices.addEventListener called.');
- };
- }
- if (typeof navigator.mediaDevices.removeEventListener === 'undefined') {
- navigator.mediaDevices.removeEventListener = function() {
- logging('Dummy mediaDevices.removeEventListener called.');
- };
- }
- };
-
- },{"../utils.js":10}],5:[function(require,module,exports){
- /*
- * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
- *
- * Use of this source code is governed by a BSD-style license
- * that can be found in the LICENSE file in the root of the source
- * tree.
- */
- /* eslint-env node */
- 'use strict';
-
- var SDPUtils = require('sdp');
-
- var edgeShim = {
- shimPeerConnection: function() {
- if (window.RTCIceGatherer) {
- // ORTC defines an RTCIceCandidate object but no constructor.
- // Not implemented in Edge.
- if (!window.RTCIceCandidate) {
- window.RTCIceCandidate = function(args) {
- return args;
- };
- }
- // ORTC does not have a session description object but
- // other browsers (i.e. Chrome) that will support both PC and ORTC
- // in the future might have this defined already.
- if (!window.RTCSessionDescription) {
- window.RTCSessionDescription = function(args) {
- return args;
- };
- }
- }
-
- window.RTCPeerConnection = function(config) {
- var self = this;
-
- var _eventTarget = document.createDocumentFragment();
- ['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: []
- };
- if (config && config.iceTransportPolicy) {
- switch (config.iceTransportPolicy) {
- case 'all':
- case 'relay':
- this.iceOptions.gatherPolicy = config.iceTransportPolicy;
- break;
- case 'none':
- // FIXME: remove once implementation and spec have added this.
- throw new TypeError('iceTransportPolicy "none" not supported');
- default:
- // don't set iceTransportPolicy.
- break;
- }
- }
- this.usingBundle = config && config.bundlePolicy === 'max-bundle';
-
- if (config && config.iceServers) {
- // Edge does not like
- // 1) stun:
- // 2) turn: that does not have all of turn:host:port?transport=udp
- // 3) turn: with ipv6 addresses
- var iceServers = JSON.parse(JSON.stringify(config.iceServers));
- this.iceOptions.iceServers = iceServers.filter(function(server) {
- if (server && server.urls) {
- var urls = server.urls;
- if (typeof urls === 'string') {
- urls = [urls];
- }
- urls = urls.filter(function(url) {
- return url.indexOf('turn:') === 0 &&
- url.indexOf('transport=udp') !== -1 &&
- url.indexOf('turn:[') === -1;
- })[0];
- return !!urls;
- }
- return false;
- });
- }
-
- // per-track iceGathers, iceTransports, dtlsTransports, rtpSenders, ...
- // everything that is needed to describe a SDP m-line.
- this.transceivers = [];
-
- // since the iceGatherer is currently created in createOffer but we
- // must not emit candidates until after setLocalDescription we buffer
- // them in this array.
- this._localIceCandidatesBuffer = [];
- };
-
- window.RTCPeerConnection.prototype._emitBufferedCandidates = function() {
- var self = this;
- var sections = SDPUtils.splitSections(self.localDescription.sdp);
- // FIXME: need to apply ice candidates in a way which is async but
- // in-order
- this._localIceCandidatesBuffer.forEach(function(event) {
- var end = !event.candidate || Object.keys(event.candidate).length === 0;
- if (end) {
- for (var j = 1; j < sections.length; j++) {
- if (sections[j].indexOf('\r\na=end-of-candidates\r\n') === -1) {
- sections[j] += 'a=end-of-candidates\r\n';
- }
- }
- } else if (event.candidate.candidate.indexOf('typ endOfCandidates')
- === -1) {
- 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.iceGatheringState = 'complete';
- }
- }
- });
- this._localIceCandidatesBuffer = [];
- };
-
- window.RTCPeerConnection.prototype.addStream = function(stream) {
- // Clone is necessary for local demos mostly, attaching directly
- // to two different senders does not work (build 10547).
- this.localStreams.push(stream.clone());
- this._maybeFireNegotiationNeeded();
- };
-
- window.RTCPeerConnection.prototype.removeStream = function(stream) {
- var idx = this.localStreams.indexOf(stream);
- if (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;
- });
- };
-
- // Determines the intersection of local and remote capabilities.
- window.RTCPeerConnection.prototype._getCommonCapabilities =
- function(localCapabilities, remoteCapabilities) {
- var commonCapabilities = {
- codecs: [],
- headerExtensions: [],
- fecMechanisms: []
- };
- 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) {
- // push rCodec so we reply with offerer payload type
- commonCapabilities.codecs.push(rCodec);
-
- // determine common feedback mechanisms
- rCodec.rtcpFeedback = rCodec.rtcpFeedback.filter(function(fb) {
- for (var j = 0; j < lCodec.rtcpFeedback.length; j++) {
- if (lCodec.rtcpFeedback[j].type === fb.type &&
- lCodec.rtcpFeedback[j].parameter === fb.parameter) {
- return true;
- }
- }
- return false;
- });
- // FIXME: also need to determine .parameters
- // see https://github.com/openpeer/ortc/issues/569
- break;
- }
- }
- });
-
- localCapabilities.headerExtensions
- .forEach(function(lHeaderExtension) {
- for (var i = 0; i < remoteCapabilities.headerExtensions.length;
- i++) {
- var rHeaderExtension = remoteCapabilities.headerExtensions[i];
- if (lHeaderExtension.uri === rHeaderExtension.uri) {
- commonCapabilities.headerExtensions.push(rHeaderExtension);
- break;
- }
- }
- });
-
- // FIXME: fecMechanisms
- return commonCapabilities;
- };
-
- // Create ICE gatherer, ICE transport and DTLS transport.
- window.RTCPeerConnection.prototype._createIceAndDtlsTransports =
- function(mid, sdpMLineIndex) {
- var self = this;
- var iceGatherer = new RTCIceGatherer(self.iceOptions);
- var iceTransport = new RTCIceTransport(iceGatherer);
- iceGatherer.onlocalcandidate = function(evt) {
- var event = new Event('icecandidate');
- event.candidate = {sdpMid: mid, sdpMLineIndex: sdpMLineIndex};
-
- var cand = evt.candidate;
- var end = !cand || Object.keys(cand).length === 0;
- // Edge emits an empty object for RTCIceCandidateComplete‥
- if (end) {
- // polyfill since RTCIceGatherer.state is not implemented in
- // Edge 10547 yet.
- if (iceGatherer.state === undefined) {
- iceGatherer.state = 'completed';
- }
-
- // Emit a candidate with type endOfCandidates to make the samples
- // work. Edge requires addIceCandidate with this empty candidate
- // to start checking. The real solution is to signal
- // end-of-candidates to the other side when getting the null
- // candidate but some apps (like the samples) don't do that.
- event.candidate.candidate =
- 'candidate:1 1 udp 1 0.0.0.0 9 typ endOfCandidates';
- } else {
- // RTCIceCandidate doesn't have a component, needs to be added
- cand.component = iceTransport.component === 'RTCP' ? 2 : 1;
- event.candidate.candidate = SDPUtils.writeCandidate(cand);
- }
-
- // update local description.
- var sections = SDPUtils.splitSections(self.localDescription.sdp);
- if (event.candidate.candidate.indexOf('typ endOfCandidates')
- === -1) {
- 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 complete = self.transceivers.every(function(transceiver) {
- return transceiver.iceGatherer &&
- transceiver.iceGatherer.state === 'completed';
- });
-
- // Emit candidate if localDescription is set.
- // Also emits null candidate when all gatherers are complete.
- switch (self.iceGatheringState) {
- case 'new':
- self._localIceCandidatesBuffer.push(event);
- if (end && complete) {
- self._localIceCandidatesBuffer.push(
- new Event('icecandidate'));
- }
- break;
- case 'gathering':
- self._emitBufferedCandidates();
- 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';
- }
- break;
- case 'complete':
- // should not happen... currently!
- break;
- default: // no-op.
- break;
- }
- };
- iceTransport.onicestatechange = function() {
- self._updateConnectionState();
- };
-
- var dtlsTransport = new RTCDtlsTransport(iceTransport);
- dtlsTransport.ondtlsstatechange = function() {
- self._updateConnectionState();
- };
- dtlsTransport.onerror = function() {
- // onerror does not set state to failed by itself.
- dtlsTransport.state = 'failed';
- self._updateConnectionState();
- };
-
- return {
- iceGatherer: iceGatherer,
- iceTransport: iceTransport,
- dtlsTransport: dtlsTransport
- };
- };
-
- // Start the RTP Sender and Receiver for a transceiver.
- window.RTCPeerConnection.prototype._transceive = function(transceiver,
- send, recv) {
- var params = this._getCommonCapabilities(transceiver.localCapabilities,
- transceiver.remoteCapabilities);
- if (send && transceiver.rtpSender) {
- params.encodings = transceiver.sendEncodingParameters;
- params.rtcp = {
- cname: SDPUtils.localCName
- };
- if (transceiver.recvEncodingParameters.length) {
- params.rtcp.ssrc = transceiver.recvEncodingParameters[0].ssrc;
- }
- transceiver.rtpSender.send(params);
- }
- if (recv && transceiver.rtpReceiver) {
- params.encodings = transceiver.recvEncodingParameters;
- params.rtcp = {
- cname: transceiver.cname
- };
- if (transceiver.sendEncodingParameters.length) {
- params.rtcp.ssrc = transceiver.sendEncodingParameters[0].ssrc;
- }
- transceiver.rtpReceiver.receive(params);
- }
- };
-
- window.RTCPeerConnection.prototype.setLocalDescription =
- function(description) {
- var self = this;
- var sections;
- var sessionpart;
- if (description.type === 'offer') {
- // FIXME: What was the purpose of this empty if statement?
- // if (!this._pendingOffer) {
- // } else {
- if (this._pendingOffer) {
- // VERY limited support for SDP munging. Limited to:
- // * changing the order of codecs
- sections = SDPUtils.splitSections(description.sdp);
- sessionpart = sections.shift();
- sections.forEach(function(mediaSection, sdpMLineIndex) {
- var caps = SDPUtils.parseRtpParameters(mediaSection);
- self._pendingOffer[sdpMLineIndex].localCapabilities = caps;
- });
- this.transceivers = this._pendingOffer;
- delete this._pendingOffer;
- }
- } else if (description.type === 'answer') {
- sections = SDPUtils.splitSections(self.remoteDescription.sdp);
- sessionpart = sections.shift();
- var isIceLite = SDPUtils.matchPrefix(sessionpart,
- 'a=ice-lite').length > 0;
- sections.forEach(function(mediaSection, sdpMLineIndex) {
- var transceiver = self.transceivers[sdpMLineIndex];
- var iceGatherer = transceiver.iceGatherer;
- var iceTransport = transceiver.iceTransport;
- var dtlsTransport = transceiver.dtlsTransport;
- var localCapabilities = transceiver.localCapabilities;
- var remoteCapabilities = transceiver.remoteCapabilities;
- var rejected = mediaSection.split('\n', 1)[0]
- .split(' ', 2)[1] === '0';
-
- if (!rejected) {
- 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 cand.component === '1';
- });
- // ice-lite only includes host candidates in the SDP so we can
- // use setRemoteCandidates (which implies an
- // RTCIceCandidateComplete)
- if (cands.length) {
- iceTransport.setRemoteCandidates(cands);
- }
- }
- var remoteDtlsParameters = SDPUtils.getDtlsParameters(
- mediaSection, sessionpart);
- if (isIceLite) {
- remoteDtlsParameters.role = 'server';
- }
-
- if (!self.usingBundle || sdpMLineIndex === 0) {
- iceTransport.start(iceGatherer, remoteIceParameters,
- isIceLite ? 'controlling' : 'controlled');
- dtlsTransport.start(remoteDtlsParameters);
- }
-
- // Calculate intersection of capabilities.
- var params = self._getCommonCapabilities(localCapabilities,
- remoteCapabilities);
-
- // Start the RTCRtpSender. The RTCRtpReceiver for this
- // transceiver has already been started in setRemoteDescription.
- self._transceive(transceiver,
- params.codecs.length > 0,
- false);
- }
- });
- }
-
- this.localDescription = {
- type: description.type,
- sdp: description.sdp
- };
- switch (description.type) {
- case 'offer':
- this._updateSignalingState('have-local-offer');
- break;
- case 'answer':
- this._updateSignalingState('stable');
- break;
- default:
- throw new TypeError('unsupported type "' + description.type +
- '"');
- }
-
- // If a success callback was provided, emit ICE candidates after it
- // has been executed. Otherwise, emit callback after the Promise is
- // resolved.
- var hasCallback = arguments.length > 1 &&
- typeof arguments[1] === 'function';
- if (hasCallback) {
- var cb = arguments[1];
- window.setTimeout(function() {
- cb();
- if (self.iceGatheringState === 'new') {
- self.iceGatheringState = 'gathering';
- }
- self._emitBufferedCandidates();
- }, 0);
- }
- var p = Promise.resolve();
- p.then(function() {
- if (!hasCallback) {
- if (self.iceGatheringState === 'new') {
- self.iceGatheringState = 'gathering';
- }
- // Usually candidates will be emitted earlier.
- window.setTimeout(self._emitBufferedCandidates.bind(self), 500);
- }
- });
- return p;
- };
-
- window.RTCPeerConnection.prototype.setRemoteDescription =
- function(description) {
- var self = this;
- var stream = new MediaStream();
- var receiverList = [];
- var sections = SDPUtils.splitSections(description.sdp);
- var sessionpart = sections.shift();
- var isIceLite = SDPUtils.matchPrefix(sessionpart,
- 'a=ice-lite').length > 0;
- this.usingBundle = SDPUtils.matchPrefix(sessionpart,
- 'a=group:BUNDLE ').length > 0;
- sections.forEach(function(mediaSection, sdpMLineIndex) {
- var lines = SDPUtils.splitLines(mediaSection);
- var mline = lines[0].substr(2).split(' ');
- var kind = mline[0];
- var rejected = mline[1] === '0';
- var direction = SDPUtils.getDirection(mediaSection, sessionpart);
-
- var transceiver;
- var iceGatherer;
- var iceTransport;
- var dtlsTransport;
- var rtpSender;
- var rtpReceiver;
- var sendEncodingParameters;
- var recvEncodingParameters;
- var localCapabilities;
-
- var track;
- // FIXME: ensure the mediaSection has rtcp-mux set.
- var remoteCapabilities = SDPUtils.parseRtpParameters(mediaSection);
- var remoteIceParameters;
- var remoteDtlsParameters;
- if (!rejected) {
- remoteIceParameters = SDPUtils.getIceParameters(mediaSection,
- sessionpart);
- remoteDtlsParameters = SDPUtils.getDtlsParameters(mediaSection,
- sessionpart);
- remoteDtlsParameters.role = 'client';
- }
- recvEncodingParameters =
- SDPUtils.parseRtpEncodingParameters(mediaSection);
-
- var mid = SDPUtils.matchPrefix(mediaSection, 'a=mid:');
- if (mid.length) {
- mid = mid[0].substr(6);
- } else {
- mid = SDPUtils.generateIdentifier();
- }
-
- var cname;
- // Gets the first SSRC. Note that with RTX there might be multiple
- // SSRCs.
- var remoteSsrc = SDPUtils.matchPrefix(mediaSection, 'a=ssrc:')
- .map(function(line) {
- return SDPUtils.parseSsrcMedia(line);
- })
- .filter(function(obj) {
- return obj.attribute === 'cname';
- })[0];
- if (remoteSsrc) {
- cname = remoteSsrc.value;
- }
-
- 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';
- });
- if (description.type === 'offer' && !rejected) {
- 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: (2 * sdpMLineIndex + 2) * 1001
- }];
-
- rtpReceiver = new RTCRtpReceiver(transports.dtlsTransport, kind);
-
- track = rtpReceiver.track;
- receiverList.push([track, rtpReceiver]);
- // FIXME: not correct when there are multiple streams but that is
- // not currently supported in this shim.
- stream.addTrack(track);
-
- // FIXME: look at direction.
- if (self.localStreams.length > 0 &&
- self.localStreams[0].getTracks().length >= sdpMLineIndex) {
- var localTrack;
- if (kind === 'audio') {
- localTrack = self.localStreams[0].getAudioTracks()[0];
- } else if (kind === 'video') {
- localTrack = self.localStreams[0].getVideoTracks()[0];
- }
- if (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
- };
- // Start the RTCRtpReceiver now. The RTPSender is started in
- // setLocalDescription.
- self._transceive(self.transceivers[sdpMLineIndex],
- false,
- direction === 'sendrecv' || direction === 'sendonly');
- } else if (description.type === 'answer' && !rejected) {
- transceiver = self.transceivers[sdpMLineIndex];
- iceGatherer = transceiver.iceGatherer;
- iceTransport = transceiver.iceTransport;
- dtlsTransport = transceiver.dtlsTransport;
- 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;
-
- if ((isIceLite || isComplete) && cands.length) {
- iceTransport.setRemoteCandidates(cands);
- }
- if (!self.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;
- receiverList.push([track, rtpReceiver]);
- stream.addTrack(track);
- } else {
- // FIXME: actually the receiver should be created later.
- delete transceiver.rtpReceiver;
- }
- }
- });
-
- this.remoteDescription = {
- type: description.type,
- sdp: description.sdp
- };
- switch (description.type) {
- case 'offer':
- this._updateSignalingState('have-remote-offer');
- break;
- case 'answer':
- this._updateSignalingState('stable');
- break;
- default:
- throw new TypeError('unsupported type "' + description.type +
- '"');
- }
- if (stream.getTracks().length) {
- self.remoteStreams.push(stream);
- window.setTimeout(function() {
- 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];
- var trackEvent = new Event('track');
- trackEvent.track = track;
- trackEvent.receiver = receiver;
- trackEvent.streams = [stream];
- self.dispatchEvent(event);
- if (self.ontrack !== null) {
- window.setTimeout(function() {
- self.ontrack(trackEvent);
- }, 0);
- }
- });
- }, 0);
- }
- if (arguments.length > 1 && typeof arguments[1] === 'function') {
- window.setTimeout(arguments[1], 0);
- }
- return Promise.resolve();
- };
-
- window.RTCPeerConnection.prototype.close = function() {
- this.transceivers.forEach(function(transceiver) {
- /* not yet
- if (transceiver.iceGatherer) {
- transceiver.iceGatherer.close();
- }
- */
- if (transceiver.iceTransport) {
- transceiver.iceTransport.stop();
- }
- if (transceiver.dtlsTransport) {
- transceiver.dtlsTransport.stop();
- }
- if (transceiver.rtpSender) {
- transceiver.rtpSender.stop();
- }
- if (transceiver.rtpReceiver) {
- transceiver.rtpReceiver.stop();
- }
- });
- // FIXME: clean up tracks, local streams, remote streams, etc
- this._updateSignalingState('closed');
- };
-
- // Update the signaling state.
- window.RTCPeerConnection.prototype._updateSignalingState =
- function(newState) {
- this.signalingState = newState;
- var event = new Event('signalingstatechange');
- this.dispatchEvent(event);
- if (this.onsignalingstatechange !== null) {
- this.onsignalingstatechange(event);
- }
- };
-
- // Determine whether to fire the negotiationneeded event.
- window.RTCPeerConnection.prototype._maybeFireNegotiationNeeded =
- function() {
- // Fire away (for now).
- var event = new Event('negotiationneeded');
- this.dispatchEvent(event);
- if (this.onnegotiationneeded !== null) {
- this.onnegotiationneeded(event);
- }
- };
-
- // Update the connection state.
- window.RTCPeerConnection.prototype._updateConnectionState = function() {
- var self = this;
- var newState;
- var states = {
- 'new': 0,
- closed: 0,
- connecting: 0,
- checking: 0,
- connected: 0,
- completed: 0,
- failed: 0
- };
- this.transceivers.forEach(function(transceiver) {
- states[transceiver.iceTransport.state]++;
- states[transceiver.dtlsTransport.state]++;
- });
- // ICETransport.completed and connected are the same for this purpose.
- states.connected += states.completed;
-
- newState = 'new';
- if (states.failed > 0) {
- newState = 'failed';
- } else if (states.connecting > 0 || states.checking > 0) {
- newState = 'connecting';
- } else if (states.disconnected > 0) {
- newState = 'disconnected';
- } else if (states.new > 0) {
- newState = 'new';
- } else if (states.connected > 0 || states.completed > 0) {
- newState = 'connected';
- }
-
- if (newState !== self.iceConnectionState) {
- self.iceConnectionState = newState;
- var event = new Event('iceconnectionstatechange');
- this.dispatchEvent(event);
- if (this.oniceconnectionstatechange !== null) {
- this.oniceconnectionstatechange(event);
- }
- }
- };
-
- window.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 tracks = [];
- var numAudioTracks = 0;
- var numVideoTracks = 0;
- // Default to sendrecv.
- if (this.localStreams.length) {
- numAudioTracks = this.localStreams[0].getAudioTracks().length;
- numVideoTracks = this.localStreams[0].getVideoTracks().length;
- }
- // Determine number of audio and video tracks we need to send/recv.
- if (offerOptions) {
- // Reject Chrome legacy constraints.
- if (offerOptions.mandatory || offerOptions.optional) {
- throw new TypeError(
- 'Legacy mandatory/optional constraints not supported.');
- }
- if (offerOptions.offerToReceiveAudio !== undefined) {
- numAudioTracks = offerOptions.offerToReceiveAudio;
- }
- if (offerOptions.offerToReceiveVideo !== undefined) {
- numVideoTracks = offerOptions.offerToReceiveVideo;
- }
- }
- if (this.localStreams.length) {
- // Push local streams.
- this.localStreams[0].getTracks().forEach(function(track) {
- tracks.push({
- kind: track.kind,
- track: track,
- wantReceive: track.kind === 'audio' ?
- numAudioTracks > 0 : numVideoTracks > 0
- });
- if (track.kind === 'audio') {
- numAudioTracks--;
- } else if (track.kind === 'video') {
- numVideoTracks--;
- }
- });
- }
- // Create M-lines for recvonly streams.
- while (numAudioTracks > 0 || numVideoTracks > 0) {
- if (numAudioTracks > 0) {
- tracks.push({
- kind: 'audio',
- wantReceive: true
- });
- numAudioTracks--;
- }
- if (numVideoTracks > 0) {
- tracks.push({
- kind: 'video',
- wantReceive: true
- });
- numVideoTracks--;
- }
- }
-
- var sdp = SDPUtils.writeSessionBoilerplate();
- var transceivers = [];
- tracks.forEach(function(mline, sdpMLineIndex) {
- // For each track, create an ice gatherer, ice transport,
- // dtls transport, potentially rtpsender and rtpreceiver.
- var track = mline.track;
- var kind = mline.kind;
- var mid = SDPUtils.generateIdentifier();
-
- var transports = self.usingBundle && sdpMLineIndex > 0 ? {
- iceGatherer: transceivers[0].iceGatherer,
- iceTransport: transceivers[0].iceTransport,
- dtlsTransport: transceivers[0].dtlsTransport
- } : self._createIceAndDtlsTransports(mid, sdpMLineIndex);
-
- var localCapabilities = RTCRtpSender.getCapabilities(kind);
- var rtpSender;
- var rtpReceiver;
-
- // generate an ssrc now, to be used later in rtpSender.send
- var sendEncodingParameters = [{
- ssrc: (2 * sdpMLineIndex + 1) * 1001
- }];
- if (track) {
- rtpSender = new RTCRtpSender(track, transports.dtlsTransport);
- }
-
- if (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
- };
- });
- if (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
- });
- if (arguments.length && typeof arguments[0] === 'function') {
- window.setTimeout(arguments[0], 0, desc);
- }
- return Promise.resolve(desc);
- };
-
- window.RTCPeerConnection.prototype.createAnswer = function() {
- var self = this;
-
- var sdp = SDPUtils.writeSessionBoilerplate();
- if (this.usingBundle) {
- sdp += 'a=group:BUNDLE ' + this.transceivers.map(function(t) {
- return t.mid;
- }).join(' ') + '\r\n';
- }
- this.transceivers.forEach(function(transceiver) {
- // Calculate intersection of capabilities.
- 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
- });
- if (arguments.length && typeof arguments[0] === 'function') {
- window.setTimeout(arguments[0], 0, desc);
- }
- return Promise.resolve(desc);
- };
-
- window.RTCPeerConnection.prototype.addIceCandidate = function(candidate) {
- if (candidate === null) {
- 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) : {};
- // Ignore Chrome's invalid candidates since Edge does not like them.
- if (cand.protocol === 'tcp' && (cand.port === 0 || cand.port === 9)) {
- return;
- }
- // Ignore RTCP candidates, we assume RTCP-MUX.
- if (cand.component !== '1') {
- return;
- }
- // A dirty hack to make samples work.
- if (cand.type === 'endOfCandidates') {
- cand = {};
- }
- transceiver.iceTransport.addRemoteCandidate(cand);
-
- // update the remoteDescription.
- var sections = SDPUtils.splitSections(this.remoteDescription.sdp);
- sections[mLineIndex + 1] += (cand.type ? candidate.candidate.trim()
- : 'a=end-of-candidates') + '\r\n';
- this.remoteDescription.sdp = sections.join('');
- }
- }
- if (arguments.length > 1 && typeof arguments[1] === 'function') {
- window.setTimeout(arguments[1], 0);
- }
- return Promise.resolve();
- };
-
- window.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];
- return new Promise(function(resolve) {
- // shim getStats with maplike support
- var results = new Map();
- Promise.all(promises).then(function(res) {
- res.forEach(function(result) {
- Object.keys(result).forEach(function(id) {
- results.set(id, result[id]);
- results[id] = result[id];
- });
- });
- if (cb) {
- window.setTimeout(cb, 0, results);
- }
- resolve(results);
- });
- });
- };
- }
- };
-
- // Expose public methods.
- module.exports = {
- shimPeerConnection: edgeShim.shimPeerConnection,
- shimGetUserMedia: require('./getusermedia')
- };
-
- },{"./getusermedia":6,"sdp":1}],6:[function(require,module,exports){
- /*
- * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
- *
- * Use of this source code is governed by a BSD-style license
- * that can be found in the LICENSE file in the root of the source
- * tree.
- */
- /* eslint-env node */
- 'use strict';
-
- // Expose public methods.
- 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;
- }
- };
- };
-
- // getUserMedia error shim.
- var origGetUserMedia = navigator.mediaDevices.getUserMedia.
- bind(navigator.mediaDevices);
- navigator.mediaDevices.getUserMedia = function(c) {
- return origGetUserMedia(c).catch(function(e) {
- return Promise.reject(shimError_(e));
- });
- };
- };
-
- },{}],7:[function(require,module,exports){
- /*
- * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
- *
- * Use of this source code is governed by a BSD-style license
- * that can be found in the LICENSE file in the root of the source
- * tree.
- */
- /* eslint-env node */
- 'use strict';
-
- var browserDetails = require('../utils').browserDetails;
-
- var firefoxShim = {
- shimOnTrack: function() {
- 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() {
- // Firefox has supported mozSrcObject since FF22, unprefixed in 42.
- if (typeof window === 'object') {
- if (window.HTMLMediaElement &&
- !('srcObject' in window.HTMLMediaElement.prototype)) {
- // Shim the srcObject property, once, when HTMLMediaElement is found.
- Object.defineProperty(window.HTMLMediaElement.prototype, 'srcObject', {
- get: function() {
- return this.mozSrcObject;
- },
- set: function(stream) {
- this.mozSrcObject = stream;
- }
- });
- }
- }
- },
-
- shimPeerConnection: function() {
- if (typeof window !== 'object' || !(window.RTCPeerConnection ||
- window.mozRTCPeerConnection)) {
- return; // probably media.peerconnection.enabled=false in about:config
- }
- // The RTCPeerConnection object.
- if (!window.RTCPeerConnection) {
- window.RTCPeerConnection = function(pcConfig, pcConstraints) {
- if (browserDetails.version < 38) {
- // .urls is not supported in FF < 38.
- // create RTCIceServers with a single url.
- if (pcConfig && pcConfig.iceServers) {
- var newIceServers = [];
- for (var i = 0; i < pcConfig.iceServers.length; i++) {
- var server = pcConfig.iceServers[i];
- if (server.hasOwnProperty('urls')) {
- for (var j = 0; j < server.urls.length; j++) {
- var newServer = {
- url: server.urls[j]
- };
- if (server.urls[j].indexOf('turn') === 0) {
- newServer.username = server.username;
- newServer.credential = server.credential;
- }
- newIceServers.push(newServer);
- }
- } else {
- newIceServers.push(pcConfig.iceServers[i]);
- }
- }
- pcConfig.iceServers = newIceServers;
- }
- }
- return new mozRTCPeerConnection(pcConfig, pcConstraints);
- };
- window.RTCPeerConnection.prototype = mozRTCPeerConnection.prototype;
-
- // wrap static methods. Currently just generateCertificate.
- if (mozRTCPeerConnection.generateCertificate) {
- Object.defineProperty(window.RTCPeerConnection, 'generateCertificate', {
- get: function() {
- return mozRTCPeerConnection.generateCertificate;
- }
- });
- }
-
- window.RTCSessionDescription = mozRTCSessionDescription;
- window.RTCIceCandidate = mozRTCIceCandidate;
- }
-
- // shim away need for obsolete RTCIceCandidate/RTCSessionDescription.
- ['setLocalDescription', 'setRemoteDescription', 'addIceCandidate']
- .forEach(function(method) {
- var nativeMethod = RTCPeerConnection.prototype[method];
- RTCPeerConnection.prototype[method] = function() {
- arguments[0] = new ((method === 'addIceCandidate') ?
- RTCIceCandidate : RTCSessionDescription)(arguments[0]);
- return nativeMethod.apply(this, arguments);
- };
- });
-
- // support for addIceCandidate(null)
- var nativeAddIceCandidate =
- RTCPeerConnection.prototype.addIceCandidate;
- RTCPeerConnection.prototype.addIceCandidate = function() {
- return arguments[0] === null ? Promise.resolve()
- : nativeAddIceCandidate.apply(this, arguments);
- };
-
- // shim getStats with maplike support
- var makeMapStats = function(stats) {
- var map = new Map();
- Object.keys(stats).forEach(function(key) {
- map.set(key, stats[key]);
- map[key] = stats[key];
- });
- return map;
- };
-
- var 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);
- };
- }
- };
-
- // Expose public methods.
- module.exports = {
- shimOnTrack: firefoxShim.shimOnTrack,
- shimSourceObject: firefoxShim.shimSourceObject,
- shimPeerConnection: firefoxShim.shimPeerConnection,
- shimGetUserMedia: require('./getusermedia')
- };
-
- },{"../utils":10,"./getusermedia":8}],8:[function(require,module,exports){
- /*
- * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
- *
- * Use of this source code is governed by a BSD-style license
- * that can be found in the LICENSE file in the root of the source
- * tree.
- */
- /* eslint-env node */
- 'use strict';
-
- var logging = require('../utils').log;
- var browserDetails = require('../utils').browserDetails;
-
- // Expose public methods.
- 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 constraints shim.
- var getUserMedia_ = function(constraints, onSuccess, onError) {
- var constraintsToFF37_ = function(c) {
- if (typeof c !== 'object' || c.require) {
- return c;
- }
- var require = [];
- Object.keys(c).forEach(function(key) {
- if (key === 'require' || key === 'advanced' || key === 'mediaSource') {
- return;
- }
- var r = c[key] = (typeof c[key] === 'object') ?
- c[key] : {ideal: c[key]};
- if (r.min !== undefined ||
- r.max !== undefined || r.exact !== undefined) {
- require.push(key);
- }
- if (r.exact !== undefined) {
- if (typeof r.exact === 'number') {
- r. min = r.max = r.exact;
- } else {
- c[key] = r.exact;
- }
- delete r.exact;
- }
- if (r.ideal !== undefined) {
- c.advanced = c.advanced || [];
- var oc = {};
- if (typeof r.ideal === 'number') {
- oc[key] = {min: r.ideal, max: r.ideal};
- } else {
- oc[key] = r.ideal;
- }
- c.advanced.push(oc);
- delete r.ideal;
- if (!Object.keys(r).length) {
- delete c[key];
- }
- }
- });
- if (require.length) {
- c.require = require;
- }
- return c;
- };
- constraints = JSON.parse(JSON.stringify(constraints));
- if (browserDetails.version < 38) {
- logging('spec: ' + JSON.stringify(constraints));
- if (constraints.audio) {
- constraints.audio = constraintsToFF37_(constraints.audio);
- }
- if (constraints.video) {
- constraints.video = constraintsToFF37_(constraints.video);
- }
- logging('ff37: ' + JSON.stringify(constraints));
- }
- return navigator.mozGetUserMedia(constraints, onSuccess, function(e) {
- onError(shimError_(e));
- });
- };
-
- // Returns the result of getUserMedia as a Promise.
- var getUserMediaPromise_ = function(constraints) {
- return new Promise(function(resolve, reject) {
- getUserMedia_(constraints, resolve, reject);
- });
- };
-
- // Shim for mediaDevices on older versions.
- if (!navigator.mediaDevices) {
- navigator.mediaDevices = {getUserMedia: getUserMediaPromise_,
- addEventListener: function() { },
- removeEventListener: function() { }
- };
- }
- navigator.mediaDevices.enumerateDevices =
- navigator.mediaDevices.enumerateDevices || function() {
- return new Promise(function(resolve) {
- var infos = [
- {kind: 'audioinput', deviceId: 'default', label: '', groupId: ''},
- {kind: 'videoinput', deviceId: 'default', label: '', groupId: ''}
- ];
- resolve(infos);
- });
- };
-
- if (browserDetails.version < 41) {
- // Work around http://bugzil.la/1169665
- var orgEnumerateDevices =
- navigator.mediaDevices.enumerateDevices.bind(navigator.mediaDevices);
- navigator.mediaDevices.enumerateDevices = function() {
- return orgEnumerateDevices().then(undefined, function(e) {
- if (e.name === 'NotFoundError') {
- return [];
- }
- throw e;
- });
- };
- }
- if (browserDetails.version < 49) {
- var origGetUserMedia = navigator.mediaDevices.getUserMedia.
- bind(navigator.mediaDevices);
- navigator.mediaDevices.getUserMedia = function(c) {
- return origGetUserMedia(c).catch(function(e) {
- return Promise.reject(shimError_(e));
- });
- };
- }
- navigator.getUserMedia = function(constraints, onSuccess, onError) {
- if (browserDetails.version < 44) {
- return getUserMedia_(constraints, onSuccess, onError);
- }
- // Replace Firefox 44+'s deprecation warning with unprefixed version.
- console.warn('navigator.getUserMedia has been replaced by ' +
- 'navigator.mediaDevices.getUserMedia');
- navigator.mediaDevices.getUserMedia(constraints).then(onSuccess, onError);
- };
- };
-
- },{"../utils":10}],9:[function(require,module,exports){
- /*
- * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
- *
- * Use of this source code is governed by a BSD-style license
- * that can be found in the LICENSE file in the root of the source
- * tree.
- */
- 'use strict';
- var safariShim = {
- // TODO: DrAlex, should be here, double check against LayoutTests
- // shimOnTrack: function() { },
-
- // TODO: once the back-end for the mac port is done, add.
- // TODO: check for webkitGTK+
- // shimPeerConnection: function() { },
-
- shimGetUserMedia: function() {
- navigator.getUserMedia = navigator.webkitGetUserMedia;
- }
- };
-
- // Expose public methods.
- module.exports = {
- shimGetUserMedia: safariShim.shimGetUserMedia
- // TODO
- // shimOnTrack: safariShim.shimOnTrack,
- // shimPeerConnection: safariShim.shimPeerConnection
- };
-
- },{}],10:[function(require,module,exports){
- /*
- * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
- *
- * Use of this source code is governed by a BSD-style license
- * that can be found in the LICENSE file in the root of the source
- * tree.
- */
- /* eslint-env node */
- 'use strict';
-
- var logDisabled_ = true;
-
- // Utility methods.
- var utils = {
- disableLog: function(bool) {
- if (typeof bool !== 'boolean') {
- return new Error('Argument type: ' + typeof bool +
- '. Please use a boolean.');
- }
- logDisabled_ = bool;
- return (bool) ? 'adapter.js logging disabled' :
- 'adapter.js logging enabled';
- },
-
- log: function() {
- if (typeof window === 'object') {
- if (logDisabled_) {
- return;
- }
- if (typeof console !== 'undefined' && typeof console.log === 'function') {
- console.log.apply(console, arguments);
- }
- }
- },
-
- /**
- * Extract browser version out of the provided user agent string.
- *
- * @param {!string} uastring userAgent string.
- * @param {!string} expr Regular expression used as match criteria.
- * @param {!number} pos position in the version string to be returned.
- * @return {!number} browser version.
- */
- extractVersion: function(uastring, expr, pos) {
- var match = uastring.match(expr);
- return match && match.length >= pos && parseInt(match[pos], 10);
- },
-
- /**
- * Browser detector.
- *
- * @return {object} result containing browser and version
- * properties.
- */
- detectBrowser: function() {
- // Returned result object.
- var result = {};
- result.browser = null;
- result.version = null;
-
- // Fail early if it's not a browser
- if (typeof window === 'undefined' || !window.navigator) {
- result.browser = 'Not a browser.';
- return result;
- }
-
- // Firefox.
- if (navigator.mozGetUserMedia) {
- result.browser = 'firefox';
- result.version = this.extractVersion(navigator.userAgent,
- /Firefox\/([0-9]+)\./, 1);
-
- // all webkit-based browsers
- } else if (navigator.webkitGetUserMedia) {
- // Chrome, Chromium, Webview, Opera, all use the chrome shim for now
- if (window.webkitRTCPeerConnection) {
- result.browser = 'chrome';
- result.version = this.extractVersion(navigator.userAgent,
- /Chrom(e|ium)\/([0-9]+)\./, 2);
-
- // Safari or unknown webkit-based
- // for the time being Safari has support for MediaStreams but not webRTC
- } else {
- // Safari UA substrings of interest for reference:
- // - webkit version: AppleWebKit/602.1.25 (also used in Op,Cr)
- // - safari UI version: Version/9.0.3 (unique to Safari)
- // - safari UI webkit version: Safari/601.4.4 (also used in Op,Cr)
- //
- // if the webkit version and safari UI webkit versions are equals,
- // ... this is a stable version.
- //
- // only the internal webkit version is important today to know if
- // media streams are supported
- //
- if (navigator.userAgent.match(/Version\/(\d+).(\d+)/)) {
- result.browser = 'safari';
- result.version = this.extractVersion(navigator.userAgent,
- /AppleWebKit\/([0-9]+)\./, 1);
-
- // unknown webkit-based browser
- } else {
- result.browser = 'Unsupported webkit-based browser ' +
- 'with GUM support but no WebRTC support.';
- return result;
- }
- }
-
- // Edge.
- } else if (navigator.mediaDevices &&
- navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)) {
- result.browser = 'edge';
- result.version = this.extractVersion(navigator.userAgent,
- /Edge\/(\d+).(\d+)$/, 2);
-
- // Default fallthrough: not supported.
- } else {
- result.browser = 'Not a supported browser.';
- return result;
- }
-
- return result;
- }
- };
-
- // Export.
- module.exports = {
- log: utils.log,
- disableLog: utils.disableLog,
- browserDetails: utils.detectBrowser(),
- extractVersion: utils.extractVersion
- };
-
- },{}]},{},[2])(2)
-});
-/* jshint ignore:end */
-
- // END OF INJECTION OF GOOGLE'S ADAPTER.JS CONTENT
- ///////////////////////////////////////////////////////////////////
-
- AdapterJS.parseWebrtcDetectedBrowser();
-
- ///////////////////////////////////////////////////////////////////
- // EXTENSION FOR CHROME, FIREFOX AND EDGE
- // Includes legacy functions
- // -- createIceServer
- // -- createIceServers
- // -- MediaStreamTrack.getSources
- //
- // and additional shims
- // -- attachMediaStream
- // -- reattachMediaStream
- // -- requestUserMedia
- // -- a call to AdapterJS.maybeThroughWebRTCReady (notifies WebRTC is ready)
-
- // Add support for legacy functions createIceServer and createIceServers
- if ( navigator.mozGetUserMedia ) {
- // Shim for MediaStreamTrack.getSources.
- MediaStreamTrack.getSources = function(successCb) {
- setTimeout(function() {
- var infos = [
- { kind: 'audio', id: 'default', label:'', facing:'' },
- { kind: 'video', id: 'default', label:'', facing:'' }
- ];
- successCb(infos);
- }, 0);
- };
-
- createIceServer = function (url, username, password) {
- console.warn('createIceServer is deprecated. It should be replaced with an application level implementation.');
- // Note: Google's import of AJS will auto-reverse to 'url': '...' for FF < 38
-
- var iceServer = null;
- var urlParts = url.split(':');
- if (urlParts[0].indexOf('stun') === 0) {
- iceServer = { urls : [url] };
- } else if (urlParts[0].indexOf('turn') === 0) {
- if (webrtcDetectedVersion < 27) {
- var turnUrlParts = url.split('?');
- if (turnUrlParts.length === 1 ||
- turnUrlParts[1].indexOf('transport=udp') === 0) {
- iceServer = {
- urls : [turnUrlParts[0]],
- credential : password,
- username : username
- };
- }
- } else {
- iceServer = {
- urls : [url],
- credential : password,
- username : username
- };
- }
- }
- return iceServer;
- };
-
- createIceServers = function (urls, username, password) {
- console.warn('createIceServers is deprecated. It should be replaced with an application level implementation.');
-
- var iceServers = [];
- for (i = 0; i < urls.length; i++) {
- var iceServer = createIceServer(urls[i], username, password);
- if (iceServer !== null) {
- iceServers.push(iceServer);
- }
- }
- return iceServers;
- };
- } else if ( navigator.webkitGetUserMedia ) {
- createIceServer = function (url, username, password) {
- console.warn('createIceServer is deprecated. It should be replaced with an application level implementation.');
-
- var iceServer = null;
- var urlParts = url.split(':');
- if (urlParts[0].indexOf('stun') === 0) {
- iceServer = { 'url' : url };
- } else if (urlParts[0].indexOf('turn') === 0) {
- iceServer = {
- 'url' : url,
- 'credential' : password,
- 'username' : username
- };
- }
- return iceServer;
- };
-
- createIceServers = function (urls, username, password) {
- console.warn('createIceServers is deprecated. It should be replaced with an application level implementation.');
-
- 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);
- if (iceServer !== null) {
- iceServers.push(iceServer);
- }
- }
- }
- return iceServers;
- };
- }
-
- // adapter.js by Google currently doesn't suppport
- // attachMediaStream and reattachMediaStream for Egde
- if (navigator.mediaDevices && navigator.userAgent.match(
- /Edge\/(\d+).(\d+)$/)) {
- getUserMedia = window.getUserMedia = navigator.getUserMedia.bind(navigator);
- attachMediaStream = function(element, stream) {
- element.srcObject = stream;
- return element;
- };
- reattachMediaStream = function(to, from) {
- to.srcObject = from.srcObject;
- return to;
- };
- }
-
- // Need to override attachMediaStream and reattachMediaStream
- // to support the plugin's logic
- if (attachMediaStream) {
- attachMediaStream_base = attachMediaStream;
- attachMediaStream = function (element, stream) {
- if ((webrtcDetectedBrowser === 'chrome' ||
- webrtcDetectedBrowser === 'opera') &&
- !stream) {
- // Chrome does not support "src = null"
- element.src = '';
- } else {
- attachMediaStream_base(element, stream);
- }
- return element;
- };
- }
- if (reattachMediaStream) {
- reattachMediaStream_base = reattachMediaStream;
- reattachMediaStream = function (to, from) {
- reattachMediaStream_base(to, from);
- return to;
- };
- }
-
- // Propagate attachMediaStream and gUM in window and AdapterJS
- window.attachMediaStream = attachMediaStream;
- window.reattachMediaStream = reattachMediaStream;
- window.getUserMedia = getUserMedia;
- AdapterJS.attachMediaStream = attachMediaStream;
- AdapterJS.reattachMediaStream = reattachMediaStream;
- AdapterJS.getUserMedia = getUserMedia;
-
- // Removed Google defined promises when promise is not defined
- if (typeof Promise === 'undefined') {
- requestUserMedia = null;
- }
-
- AdapterJS.maybeThroughWebRTCReady();
-
- // END OF EXTENSION OF CHROME, FIREFOX AND EDGE
- ///////////////////////////////////////////////////////////////////
-
-} else { // TRY TO USE PLUGIN
-
- ///////////////////////////////////////////////////////////////////
- // WEBRTC PLUGIN SHIM
- // Will automatically check if the plugin is available and inject it
- // into the DOM if it is.
- // When the plugin is not available, will prompt a banner to suggest installing it
- // Use AdapterJS.options.hidePluginInstallPrompt to prevent this banner from popping
- //
- // Shims the follwing:
- // -- getUserMedia
- // -- MediaStreamTrack
- // -- MediaStreamTrack.getSources
- // -- RTCPeerConnection
- // -- RTCSessionDescription
- // -- RTCIceCandidate
- // -- createIceServer
- // -- createIceServers
- // -- attachMediaStream
- // -- reattachMediaStream
- // -- webrtcDetectedBrowser
- // -- webrtcDetectedVersion
-
- // IE 9 is not offering an implementation of console.log until you open a console
- if (typeof console !== 'object' || typeof console.log !== 'function') {
- /* jshint -W020 */
- console = {} || console;
- // Implemented based on console specs from MDN
- // You may override these functions
- 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) {};
- /* jshint +W020 */
- }
- AdapterJS.parseWebrtcDetectedBrowser();
- isIE = webrtcDetectedBrowser === 'IE';
-
- /* jshint -W035 */
- AdapterJS.WebRTCPlugin.WaitForPluginReady = function() {
- while (AdapterJS.WebRTCPlugin.pluginState !== AdapterJS.WebRTCPlugin.PLUGIN_STATES.READY) {
- /* empty because it needs to prevent the function from running. */
- }
- };
- /* jshint +W035 */
-
- AdapterJS.WebRTCPlugin.callWhenPluginReady = function (callback) {
- if (AdapterJS.WebRTCPlugin.pluginState === AdapterJS.WebRTCPlugin.PLUGIN_STATES.READY) {
- // Call immediately if possible
- // Once the plugin is set, the code will always take this path
- callback();
- } else {
- // otherwise start a 100ms interval
- var checkPluginReadyState = setInterval(function () {
- if (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 () {
- // only inject once the page is ready
- if (document.readyState !== 'complete') {
- return;
- }
-
- // Prevent multiple injections
- if (AdapterJS.WebRTCPlugin.pluginState !== AdapterJS.WebRTCPlugin.PLUGIN_STATES.INITIALIZING) {
- return;
- }
-
- AdapterJS.WebRTCPlugin.pluginState = AdapterJS.WebRTCPlugin.PLUGIN_STATES.INJECTING;
-
- if (webrtcDetectedBrowser === 'IE' && webrtcDetectedVersion <= 10) {
- var frag = document.createDocumentFragment();
- AdapterJS.WebRTCPlugin.plugin = document.createElement('div');
- AdapterJS.WebRTCPlugin.plugin.innerHTML = '';
- while (AdapterJS.WebRTCPlugin.plugin.firstChild) {
- frag.appendChild(AdapterJS.WebRTCPlugin.plugin.firstChild);
- }
- document.body.appendChild(frag);
-
- // Need to re-fetch the plugin
- AdapterJS.WebRTCPlugin.plugin =
- document.getElementById(AdapterJS.WebRTCPlugin.pluginInfo.pluginId);
- } else {
- // Load Plugin
- AdapterJS.WebRTCPlugin.plugin = document.createElement('object');
- AdapterJS.WebRTCPlugin.plugin.id =
- AdapterJS.WebRTCPlugin.pluginInfo.pluginId;
- // IE will only start the plugin if it's ACTUALLY visible
- if (isIE) {
- AdapterJS.WebRTCPlugin.plugin.width = '1px';
- AdapterJS.WebRTCPlugin.plugin.height = '1px';
- } else { // The size of the plugin on Safari should be 0x0px
- // so that the autorisation prompt is at the top
- AdapterJS.WebRTCPlugin.plugin.width = '0px';
- AdapterJS.WebRTCPlugin.plugin.height = '0px';
- }
- AdapterJS.WebRTCPlugin.plugin.type = AdapterJS.WebRTCPlugin.pluginInfo.type;
- AdapterJS.WebRTCPlugin.plugin.innerHTML = '' +
- '' +
- ' ' +
- (AdapterJS.options.getAllCams ? '':'') +
- '' +
- '';
- document.body.appendChild(AdapterJS.WebRTCPlugin.plugin);
- }
-
-
- AdapterJS.WebRTCPlugin.pluginState = AdapterJS.WebRTCPlugin.PLUGIN_STATES.INJECTED;
- };
-
- AdapterJS.WebRTCPlugin.isPluginInstalled =
- function (comName, plugName, installedCb, notInstalledCb) {
- if (!isIE) {
- var pluginArray = navigator.plugins;
- for (var i = 0; i < pluginArray.length; i++) {
- if (pluginArray[i].name.indexOf(plugName) >= 0) {
- installedCb();
- return;
- }
- }
- notInstalledCb();
- } else {
- try {
- var axo = new ActiveXObject(comName + '.' + plugName);
- } catch (e) {
- notInstalledCb();
- return;
- }
- installedCb();
- }
- };
-
- AdapterJS.WebRTCPlugin.defineWebRTCInterface = function () {
- if (AdapterJS.WebRTCPlugin.pluginState ===
- AdapterJS.WebRTCPlugin.PLUGIN_STATES.READY) {
- console.error('AdapterJS - WebRTC interface has already been defined');
- return;
- }
-
- AdapterJS.WebRTCPlugin.pluginState = AdapterJS.WebRTCPlugin.PLUGIN_STATES.INITIALIZING;
-
- AdapterJS.isDefined = function (variable) {
- return variable !== null && variable !== undefined;
- };
-
- createIceServer = function (url, username, password) {
- var iceServer = null;
- var urlParts = url.split(':');
- if (urlParts[0].indexOf('stun') === 0) {
- iceServer = {
- 'url' : url,
- 'hasCredentials' : false
- };
- } else if (urlParts[0].indexOf('turn') === 0) {
- iceServer = {
- 'url' : url,
- 'hasCredentials' : true,
- 'credential' : password,
- 'username' : username
- };
- }
- return iceServer;
- };
-
- createIceServers = function (urls, username, password) {
- var iceServers = [];
- for (var i = 0; i < urls.length; ++i) {
- iceServers.push(createIceServer(urls[i], username, password));
- }
- return iceServers;
- };
-
- RTCSessionDescription = function (info) {
- AdapterJS.WebRTCPlugin.WaitForPluginReady();
- return AdapterJS.WebRTCPlugin.plugin.
- ConstructSessionDescription(info.type, info.sdp);
- };
-
- RTCPeerConnection = function (servers, constraints) {
- // Validate server argumenr
- if (!(servers === undefined ||
- servers === null ||
- Array.isArray(servers.iceServers))) {
- throw new Error('Failed to construct \'RTCPeerConnection\': Malformed RTCConfiguration');
- }
-
- // Validate constraints argument
- if (typeof constraints !== 'undefined' && constraints !== null) {
- var invalidConstraits = false;
- invalidConstraits |= typeof constraints !== 'object';
- invalidConstraits |= constraints.hasOwnProperty('mandatory') &&
- constraints.mandatory !== undefined &&
- constraints.mandatory !== null &&
- constraints.mandatory.constructor !== Object;
- invalidConstraits |= constraints.hasOwnProperty('optional') &&
- constraints.optional !== undefined &&
- constraints.optional !== null &&
- !Array.isArray(constraints.optional);
- if (invalidConstraits) {
- throw new Error('Failed to construct \'RTCPeerConnection\': Malformed constraints object');
- }
- }
-
- // Call relevant PeerConnection constructor according to plugin version
- AdapterJS.WebRTCPlugin.WaitForPluginReady();
-
- // RTCPeerConnection prototype from the old spec
- var iceServers = null;
- if (servers && Array.isArray(servers.iceServers)) {
- iceServers = servers.iceServers;
- for (var i = 0; i < iceServers.length; i++) {
- // Legacy plugin versions compatibility
- if (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) {
- // RTCPeerConnection prototype from the new spec
- if (iceServers) {
- servers.iceServers = iceServers;
- }
- return AdapterJS.WebRTCPlugin.plugin.PeerConnection(servers);
- } else {
- var mandatory = (constraints && constraints.mandatory) ?
- constraints.mandatory : null;
- var 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);
- });
- };
-
- getUserMedia = function (constraints, successCallback, failureCallback) {
- constraints.audio = constraints.audio || false;
- constraints.video = constraints.video || false;
-
- AdapterJS.WebRTCPlugin.callWhenPluginReady(function() {
- AdapterJS.WebRTCPlugin.plugin.
- getUserMedia(constraints, successCallback, failureCallback);
- });
- };
- window.navigator.getUserMedia = getUserMedia;
-
- // Defined mediaDevices when promises are available
- if ( !navigator.mediaDevices &&
- typeof Promise !== 'undefined') {
- 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) {
- return;
- }
-
- var streamId;
- if (stream === null) {
- streamId = '';
- } else {
- if (typeof stream.enableSoundTracks !== 'undefined') {
- stream.enableSoundTracks(true);
- }
- streamId = stream.id;
- }
-
- var elementId = element.id.length === 0 ? Math.random().toString(36).slice(2) : element.id;
- var nodeName = element.nodeName.toLowerCase();
- if (nodeName !== 'object') { // not a plugin