Adds support for FF/multistream.

index.html

     <script src="libs/popover.js?v=1"></script><!-- bootstrap tooltip lib -->
     <script src="libs/toastr.js?v=1"></script><!-- notifications lib -->
     <script src="interface_config.js?v=5"></script>
-    <script src="libs/app.bundle.js?v=27"></script>
+    <script src="libs/app.bundle.js?v=28"></script>
     <script src="analytics.js?v=1"></script><!-- google analytics plugin -->
     <link rel="stylesheet" href="css/font.css?v=6"/>
     <link rel="stylesheet" href="css/toastr.css?v=1">

modules/RTC/MediaStream.js

         MediaStreamType.VIDEO_TYPE : MediaStreamType.AUDIO_TYPE;
     this.videoType = null;
     this.muted = false;
-    if(browser == RTCBrowserType.RTC_BROWSER_FIREFOX)
-    {
-        if (!this.getVideoTracks)
-            this.getVideoTracks = function () { return []; };
-        if (!this.getAudioTracks)
-            this.getAudioTracks = function () { return []; };
-    }
 }
 
 

modules/xmpp/JingleSession.js

     $(elem).each(function (idx, content) {
         var name = $(content).attr('name');
         var lines = '';
-        tmp = $(content).find('ssrc-group[xmlns="urn:xmpp:jingle:apps:rtp:ssma:0"]').each(function() {
+        $(content).find('ssrc-group[xmlns="urn:xmpp:jingle:apps:rtp:ssma:0"]').each(function() {
             var semantics = this.getAttribute('semantics');
             var ssrcs = $(this).find('>source').map(function () {
                 return this.getAttribute('ssrc');
                 lines += 'a=ssrc-group:' + semantics + ' ' + ssrcs.join(' ') + '\r\n';
             }
         });
-        tmp = $(content).find('source[xmlns="urn:xmpp:jingle:apps:rtp:ssma:0"]'); // can handle both >source and >description>source
+        var tmp = $(content).find('source[xmlns="urn:xmpp:jingle:apps:rtp:ssma:0"]'); // can handle both >source and >description>source
         tmp.each(function () {
             var ssrc = $(this).attr('ssrc');
             if(mySdp.containsSSRC(ssrc)){
     $(elem).each(function (idx, content) {
         var name = $(content).attr('name');
         var lines = '';
-        tmp = $(content).find('ssrc-group[xmlns="urn:xmpp:jingle:apps:rtp:ssma:0"]').each(function() {
+        $(content).find('ssrc-group[xmlns="urn:xmpp:jingle:apps:rtp:ssma:0"]').each(function() {
             var semantics = this.getAttribute('semantics');
             var ssrcs = $(this).find('>source').map(function () {
                 return this.getAttribute('ssrc');
                 lines += 'a=ssrc-group:' + semantics + ' ' + ssrcs.join(' ') + '\r\n';
             }
         });
-        tmp = $(content).find('source[xmlns="urn:xmpp:jingle:apps:rtp:ssma:0"]'); // can handle both >source and >description>source
+        var tmp = $(content).find('source[xmlns="urn:xmpp:jingle:apps:rtp:ssma:0"]'); // can handle both >source and >description>source
         tmp.each(function () {
             var ssrc = $(this).attr('ssrc');
             // This should never happen, but can be useful for bug detection
 }
 
 
-JingleSession.prototype.remoteStreamAdded = function (data) {
+JingleSession.prototype.remoteStreamAdded = function (data, times) {
     var self = this;
     var thessrc;
     var ssrc2jid = this.connection.emuc.ssrc2jid;
             // presence to arrive.
 
             if (!ssrc2jid[thessrc]) {
-                // TODO(gp) limit wait duration to 1 sec.
-                setTimeout(function(d) {
-                    return function() {
-                        self.remoteStreamAdded(d);
-                    }
-                }(data), 250);
+
+                if (typeof times === 'undefined')
+                {
+                    times = 0;
+                }
+
+                if (times > 10)
+                {
+                    console.warning('Waiting for jid timed out', thessrc);
+                }
+                else
+                {
+                    setTimeout(function(d) {
+                        return function() {
+                            self.remoteStreamAdded(d, times++);
+                        }
+                    }(data), 250);
+                }
                 return;
             }
 
         }
     }
 
-    //TODO: this code should be removed when firefox implement multistream support
-    if(APP.RTC.getBrowserType() == RTCBrowserType.RTC_BROWSER_FIREFOX)
-    {
-        if((JingleSession.notReceivedSSRCs.length == 0) ||
-            !ssrc2jid[JingleSession.notReceivedSSRCs[JingleSession.notReceivedSSRCs.length - 1]])
-        {
-            // TODO(gp) limit wait duration to 1 sec.
-            setTimeout(function(d) {
-                return function() {
-                    self.remoteStreamAdded(d);
-                }
-            }(data), 250);
-            return;
-        }
-
-        thessrc = JingleSession.notReceivedSSRCs.pop();
-        if (ssrc2jid[thessrc]) {
-            data.peerjid = ssrc2jid[thessrc];
-        }
-    }
-
     APP.RTC.createRemoteStream(data, this.sid, thessrc);
 
     var isVideo = data.stream.getVideoTracks().length > 0;

modules/xmpp/TraceablePeerConnection.js

     this.stats = {};
     this.statsinterval = null;
     this.maxstats = 0; // limit to 300 values, i.e. 5 minutes; set to 0 to disable
+    var Interop = require('sdp-interop').Interop;
+    this.interop = new Interop();
 
     // override as desired
     this.trace = function (what, info) {
 };
 
 dumpSDP = function(description) {
+    if (typeof description === 'undefined' || description == null) {
+        return '';
+    }
+
     return 'type: ' + description.type + '\r\n' + description.sdp;
-}
+};
 
 if (TraceablePeerConnection.prototype.__defineGetter__ !== undefined) {
     TraceablePeerConnection.prototype.__defineGetter__('signalingState', function() { return this.peerconnection.signalingState; });
     TraceablePeerConnection.prototype.__defineGetter__('iceConnectionState', function() { return this.peerconnection.iceConnectionState; });
     TraceablePeerConnection.prototype.__defineGetter__('localDescription', function() {
-        var publicLocalDescription = APP.simulcast.reverseTransformLocalDescription(this.peerconnection.localDescription);
-        return publicLocalDescription;
+        this.trace('getLocalDescription::preTransform (Plan A)', dumpSDP(this.peerconnection.localDescription));
+        // if we're running on FF, transform to Plan B first.
+        var desc = this.peerconnection.localDescription;
+        if (navigator.mozGetUserMedia) {
+            desc = this.interop.toPlanB(desc);
+        } else {
+            desc = APP.simulcast.reverseTransformLocalDescription(this.peerconnection.localDescription);
+        }
+        this.trace('getLocalDescription::postTransform (Plan B)', dumpSDP(desc));
+        return desc;
     });
     TraceablePeerConnection.prototype.__defineGetter__('remoteDescription', function() {
-        var publicRemoteDescription = APP.simulcast.reverseTransformRemoteDescription(this.peerconnection.remoteDescription);
-        return publicRemoteDescription;
+        this.trace('getRemoteDescription::preTransform (Plan A)', dumpSDP(this.peerconnection.remoteDescription));
+        // if we're running on FF, transform to Plan B first.
+        var desc = this.peerconnection.remoteDescription;
+        if (navigator.mozGetUserMedia) {
+            desc = this.interop.toPlanB(desc);
+        } else {
+            desc = APP.simulcast.reverseTransformRemoteDescription(this.peerconnection.remoteDescription);
+        }
+        this.trace('getRemoteDescription::postTransform (Plan B)', dumpSDP(desc));
+        return desc;
     });
 }
 
 };
 
 TraceablePeerConnection.prototype.setLocalDescription = function (description, successCallback, failureCallback) {
+    this.trace('setLocalDescription::preTransform (Plan B)', dumpSDP(description));
+    // if we're running on FF, transform to Plan A first.
+    if (navigator.mozGetUserMedia) {
+        description = this.interop.toPlanA(description);
+    } else {
+        description = APP.simulcast.transformLocalDescription(description);
+    }
+    this.trace('setLocalDescription::postTransform (Plan A)', dumpSDP(description));
     var self = this;
-    description = APP.simulcast.transformLocalDescription(description);
-    this.trace('setLocalDescription', dumpSDP(description));
     this.peerconnection.setLocalDescription(description,
         function () {
             self.trace('setLocalDescriptionOnSuccess');
 };
 
 TraceablePeerConnection.prototype.setRemoteDescription = function (description, successCallback, failureCallback) {
+    this.trace('setRemoteDescription::preTransform (Plan B)', dumpSDP(description));
+    // if we're running on FF, transform to Plan A first.
+    if (navigator.mozGetUserMedia) {
+        description = this.interop.toPlanA(description);
+    }
+    else {
+        description = APP.simulcast.transformRemoteDescription(description);
+    }
+    this.trace('setRemoteDescription::postTransform (Plan A)', dumpSDP(description));
     var self = this;
-    description = APP.simulcast.transformRemoteDescription(description);
-    this.trace('setRemoteDescription', dumpSDP(description));
     this.peerconnection.setRemoteDescription(description,
         function () {
             self.trace('setRemoteDescriptionOnSuccess');
     this.trace('createOffer', JSON.stringify(constraints, null, ' '));
     this.peerconnection.createOffer(
         function (offer) {
-            self.trace('createOfferOnSuccess', dumpSDP(offer));
+            self.trace('createOfferOnSuccess::preTransform (Plan A)', dumpSDP(offer));
+            // if we're running on FF, transform to Plan B first.
+            if (navigator.mozGetUserMedia) {
+                offer = self.interop.toPlanB(offer);
+            }
+            self.trace('createOfferOnSuccess::postTransform (Plan B)', dumpSDP(offer));
             successCallback(offer);
         },
         function(err) {
     this.trace('createAnswer', JSON.stringify(constraints, null, ' '));
     this.peerconnection.createAnswer(
         function (answer) {
-            answer = APP.simulcast.transformAnswer(answer);
-            self.trace('createAnswerOnSuccess', dumpSDP(answer));
+            self.trace('createAnswerOnSuccess::preTransfom (Plan A)', dumpSDP(answer));
+            // if we're running on FF, transform to Plan A first.
+            if (navigator.mozGetUserMedia) {
+                answer = self.interop.toPlanB(answer);
+            } else {
+                answer = APP.simulcast.transformAnswer(answer);
+            }
+            self.trace('createAnswerOnSuccess::postTransfom (Plan B)', dumpSDP(answer));
             successCallback(answer);
         },
         function(err) {

package.json

   "dependencies": {
       "events": "*",
       "pako": "*",
-      "i18next-client": "*"
+      "i18next-client": "*",
+      "sdp-interop": "https://github.com/jitsi/sdp-interop/tarball/master"
   },
   "devDependencies": {
   },