Narrows the gap between strophe.jingle and our code.
This commit is contained in:
parent
dc5d5f8436
commit
1938280e27
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@ -7,30 +7,6 @@ function TraceablePeerConnection(ice_config, constraints) {
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this.statsinterval = null;
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this.maxstats = 0; // limit to 300 values, i.e. 5 minutes; set to 0 to disable
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/**
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* Array of ssrcs that will be added on next modifySources call.
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* @type {Array}
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*/
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this.addssrc = [];
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/**
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* Array of ssrcs that will be added on next modifySources call.
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* @type {Array}
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*/
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this.removessrc = [];
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/**
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* Pending operation that will be done during modifySources call.
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* Currently 'mute'/'unmute' operations are supported.
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*
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* @type {String}
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*/
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this.pendingop = null;
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/**
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* Flag indicates that peer connection stream have changed and modifySources should proceed.
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* @type {boolean}
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*/
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this.switchstreams = false;
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// override as desired
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this.trace = function (what, info) {
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//console.warn('WTRACE', what, info);
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@ -213,232 +189,6 @@ TraceablePeerConnection.prototype.setRemoteDescription = function (description,
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*/
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};
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TraceablePeerConnection.prototype.hardMuteVideo = function (muted) {
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this.pendingop = muted ? 'mute' : 'unmute';
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};
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TraceablePeerConnection.prototype.enqueueAddSsrc = function(channel, ssrcLines) {
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if (!this.addssrc[channel]) {
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this.addssrc[channel] = '';
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}
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this.addssrc[channel] += ssrcLines;
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};
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TraceablePeerConnection.prototype.addSource = function (elem) {
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console.log('addssrc', new Date().getTime());
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console.log('ice', this.iceConnectionState);
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var sdp = new SDP(this.remoteDescription.sdp);
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var mySdp = new SDP(this.peerconnection.localDescription.sdp);
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var self = this;
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$(elem).each(function (idx, content) {
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var name = $(content).attr('name');
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var lines = '';
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tmp = $(content).find('ssrc-group[xmlns="urn:xmpp:jingle:apps:rtp:ssma:0"]').each(function() {
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var semantics = this.getAttribute('semantics');
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var ssrcs = $(this).find('>source').map(function () {
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return this.getAttribute('ssrc');
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}).get();
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if (ssrcs.length != 0) {
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lines += 'a=ssrc-group:' + semantics + ' ' + ssrcs.join(' ') + '\r\n';
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}
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});
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tmp = $(content).find('source[xmlns="urn:xmpp:jingle:apps:rtp:ssma:0"]'); // can handle both >source and >description>source
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tmp.each(function () {
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var ssrc = $(this).attr('ssrc');
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if(mySdp.containsSSRC(ssrc)){
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/**
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* This happens when multiple participants change their streams at the same time and
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* ColibriFocus.modifySources have to wait for stable state. In the meantime multiple
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* addssrc are scheduled for update IQ. See
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*/
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console.warn("Got add stream request for my own ssrc: "+ssrc);
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return;
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}
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$(this).find('>parameter').each(function () {
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lines += 'a=ssrc:' + ssrc + ' ' + $(this).attr('name');
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if ($(this).attr('value') && $(this).attr('value').length)
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lines += ':' + $(this).attr('value');
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lines += '\r\n';
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});
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});
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sdp.media.forEach(function(media, idx) {
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if (!SDPUtil.find_line(media, 'a=mid:' + name))
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return;
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sdp.media[idx] += lines;
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self.enqueueAddSsrc(idx, lines);
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});
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sdp.raw = sdp.session + sdp.media.join('');
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});
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};
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TraceablePeerConnection.prototype.enqueueRemoveSsrc = function(channel, ssrcLines) {
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if (!this.removessrc[channel]){
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this.removessrc[channel] = '';
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}
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this.removessrc[channel] += ssrcLines;
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};
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TraceablePeerConnection.prototype.removeSource = function (elem) {
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console.log('removessrc', new Date().getTime());
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console.log('ice', this.iceConnectionState);
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var sdp = new SDP(this.remoteDescription.sdp);
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var mySdp = new SDP(this.peerconnection.localDescription.sdp);
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var self = this;
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$(elem).each(function (idx, content) {
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var name = $(content).attr('name');
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var lines = '';
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tmp = $(content).find('ssrc-group[xmlns="urn:xmpp:jingle:apps:rtp:ssma:0"]').each(function() {
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var semantics = this.getAttribute('semantics');
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var ssrcs = $(this).find('>source').map(function () {
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return this.getAttribute('ssrc');
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}).get();
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if (ssrcs.length != 0) {
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lines += 'a=ssrc-group:' + semantics + ' ' + ssrcs.join(' ') + '\r\n';
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}
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});
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tmp = $(content).find('source[xmlns="urn:xmpp:jingle:apps:rtp:ssma:0"]'); // can handle both >source and >description>source
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tmp.each(function () {
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var ssrc = $(this).attr('ssrc');
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// This should never happen, but can be useful for bug detection
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if(mySdp.containsSSRC(ssrc)){
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console.error("Got remove stream request for my own ssrc: "+ssrc);
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return;
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}
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$(this).find('>parameter').each(function () {
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lines += 'a=ssrc:' + ssrc + ' ' + $(this).attr('name');
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if ($(this).attr('value') && $(this).attr('value').length)
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lines += ':' + $(this).attr('value');
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lines += '\r\n';
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});
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});
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sdp.media.forEach(function(media, idx) {
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if (!SDPUtil.find_line(media, 'a=mid:' + name))
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return;
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sdp.media[idx] += lines;
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self.enqueueRemoveSsrc(idx, lines);
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});
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sdp.raw = sdp.session + sdp.media.join('');
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});
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};
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TraceablePeerConnection.prototype.modifySources = function(successCallback) {
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var self = this;
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if (this.signalingState == 'closed') return;
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if (!(this.addssrc.length || this.removessrc.length || this.pendingop !== null || this.switchstreams)){
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// There is nothing to do since scheduled job might have been executed by another succeeding call
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if(successCallback){
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successCallback();
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}
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return;
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}
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// FIXME: this is a big hack
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// https://code.google.com/p/webrtc/issues/detail?id=2688
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// ^ has been fixed.
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if (!(this.signalingState == 'stable' && this.iceConnectionState == 'connected')) {
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console.warn('modifySources not yet', this.signalingState, this.iceConnectionState);
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this.wait = true;
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window.setTimeout(function() { self.modifySources(successCallback); }, 250);
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return;
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}
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if (this.wait) {
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window.setTimeout(function() { self.modifySources(successCallback); }, 2500);
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this.wait = false;
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return;
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}
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// Reset switch streams flag
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this.switchstreams = false;
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var sdp = new SDP(this.remoteDescription.sdp);
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// add sources
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this.addssrc.forEach(function(lines, idx) {
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sdp.media[idx] += lines;
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});
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this.addssrc = [];
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// remove sources
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this.removessrc.forEach(function(lines, idx) {
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lines = lines.split('\r\n');
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lines.pop(); // remove empty last element;
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lines.forEach(function(line) {
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sdp.media[idx] = sdp.media[idx].replace(line + '\r\n', '');
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});
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});
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this.removessrc = [];
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// FIXME:
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// this was a hack for the situation when only one peer exists
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// in the conference.
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// check if still required and remove
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if (sdp.media[0])
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sdp.media[0] = sdp.media[0].replace('a=recvonly', 'a=sendrecv');
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if (sdp.media[1])
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sdp.media[1] = sdp.media[1].replace('a=recvonly', 'a=sendrecv');
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sdp.raw = sdp.session + sdp.media.join('');
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this.setRemoteDescription(new RTCSessionDescription({type: 'offer', sdp: sdp.raw}),
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function() {
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if(self.signalingState == 'closed') {
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console.error("createAnswer attempt on closed state");
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return;
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}
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self.createAnswer(
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function(modifiedAnswer) {
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// change video direction, see https://github.com/jitsi/jitmeet/issues/41
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if (self.pendingop !== null) {
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var sdp = new SDP(modifiedAnswer.sdp);
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if (sdp.media.length > 1) {
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switch(self.pendingop) {
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case 'mute':
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sdp.media[1] = sdp.media[1].replace('a=sendrecv', 'a=recvonly');
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break;
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case 'unmute':
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sdp.media[1] = sdp.media[1].replace('a=recvonly', 'a=sendrecv');
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break;
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}
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sdp.raw = sdp.session + sdp.media.join('');
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modifiedAnswer.sdp = sdp.raw;
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}
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self.pendingop = null;
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}
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// FIXME: pushing down an answer while ice connection state
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// is still checking is bad...
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//console.log(self.peerconnection.iceConnectionState);
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// trying to work around another chrome bug
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//modifiedAnswer.sdp = modifiedAnswer.sdp.replace(/a=setup:active/g, 'a=setup:actpass');
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self.setLocalDescription(modifiedAnswer,
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function() {
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//console.log('modified setLocalDescription ok');
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if(successCallback){
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successCallback();
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}
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},
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function(error) {
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console.error('modified setLocalDescription failed', error);
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}
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);
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},
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function(error) {
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console.error('modified answer failed', error);
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}
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);
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},
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function(error) {
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console.error('modify failed', error);
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}
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);
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};
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TraceablePeerConnection.prototype.close = function () {
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this.trace('stop');
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if (this.statsinterval !== null) {
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@ -33,6 +33,11 @@ function JingleSession(me, sid, connection) {
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this.reason = null;
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this.addssrc = [];
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this.removessrc = [];
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this.pendingop = null;
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this.switchstreams = false;
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this.wait = true;
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this.localStreamsSSRC = null;
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@ -680,8 +685,52 @@ JingleSession.prototype.addSource = function (elem, fromJid) {
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return;
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}
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this.peerconnection.addSource(elem);
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console.log('addssrc', new Date().getTime());
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console.log('ice', this.peerconnection.iceConnectionState);
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var sdp = new SDP(this.peerconnection.remoteDescription.sdp);
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var mySdp = new SDP(this.peerconnection.localDescription.sdp);
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$(elem).each(function (idx, content) {
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var name = $(content).attr('name');
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var lines = '';
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tmp = $(content).find('ssrc-group[xmlns="urn:xmpp:jingle:apps:rtp:ssma:0"]').each(function() {
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var semantics = this.getAttribute('semantics');
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var ssrcs = $(this).find('>source').map(function () {
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return this.getAttribute('ssrc');
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}).get();
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if (ssrcs.length != 0) {
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lines += 'a=ssrc-group:' + semantics + ' ' + ssrcs.join(' ') + '\r\n';
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}
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});
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tmp = $(content).find('source[xmlns="urn:xmpp:jingle:apps:rtp:ssma:0"]'); // can handle both >source and >description>source
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tmp.each(function () {
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var ssrc = $(this).attr('ssrc');
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if(mySdp.containsSSRC(ssrc)){
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/**
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* This happens when multiple participants change their streams at the same time and
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* ColibriFocus.modifySources have to wait for stable state. In the meantime multiple
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* addssrc are scheduled for update IQ. See
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*/
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console.warn("Got add stream request for my own ssrc: "+ssrc);
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return;
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}
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$(this).find('>parameter').each(function () {
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lines += 'a=ssrc:' + ssrc + ' ' + $(this).attr('name');
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if ($(this).attr('value') && $(this).attr('value').length)
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lines += ':' + $(this).attr('value');
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lines += '\r\n';
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});
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});
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sdp.media.forEach(function(media, idx) {
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if (!SDPUtil.find_line(media, 'a=mid:' + name))
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return;
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sdp.media[idx] += lines;
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if (!self.addssrc[idx]) self.addssrc[idx] = '';
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self.addssrc[idx] += lines;
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});
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sdp.raw = sdp.session + sdp.media.join('');
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});
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this.modifySources();
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};
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@ -701,20 +750,165 @@ JingleSession.prototype.removeSource = function (elem, fromJid) {
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return;
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}
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this.peerconnection.removeSource(elem);
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console.log('removessrc', new Date().getTime());
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console.log('ice', this.peerconnection.iceConnectionState);
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var sdp = new SDP(this.peerconnection.remoteDescription.sdp);
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var mySdp = new SDP(this.peerconnection.localDescription.sdp);
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$(elem).each(function (idx, content) {
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var name = $(content).attr('name');
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var lines = '';
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tmp = $(content).find('ssrc-group[xmlns="urn:xmpp:jingle:apps:rtp:ssma:0"]').each(function() {
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var semantics = this.getAttribute('semantics');
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var ssrcs = $(this).find('>source').map(function () {
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return this.getAttribute('ssrc');
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}).get();
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if (ssrcs.length != 0) {
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lines += 'a=ssrc-group:' + semantics + ' ' + ssrcs.join(' ') + '\r\n';
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}
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});
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tmp = $(content).find('source[xmlns="urn:xmpp:jingle:apps:rtp:ssma:0"]'); // can handle both >source and >description>source
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tmp.each(function () {
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var ssrc = $(this).attr('ssrc');
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// This should never happen, but can be useful for bug detection
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if(mySdp.containsSSRC(ssrc)){
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console.error("Got remove stream request for my own ssrc: "+ssrc);
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return;
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}
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$(this).find('>parameter').each(function () {
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lines += 'a=ssrc:' + ssrc + ' ' + $(this).attr('name');
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if ($(this).attr('value') && $(this).attr('value').length)
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lines += ':' + $(this).attr('value');
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lines += '\r\n';
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});
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});
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sdp.media.forEach(function(media, idx) {
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if (!SDPUtil.find_line(media, 'a=mid:' + name))
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return;
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sdp.media[idx] += lines;
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if (!self.removessrc[idx]) self.removessrc[idx] = '';
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self.removessrc[idx] += lines;
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});
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sdp.raw = sdp.session + sdp.media.join('');
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});
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this.modifySources();
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};
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JingleSession.prototype.modifySources = function (successCallback) {
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var self = this;
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if(this.peerconnection)
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this.peerconnection.modifySources(function(){
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$(document).trigger('setLocalDescription.jingle', [self.sid]);
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if(successCallback) {
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successCallback();
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}
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if (this.peerconnection.signalingState == 'closed') return;
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if (!(this.addssrc.length || this.removessrc.length || this.pendingop !== null || this.switchstreams)){
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// There is nothing to do since scheduled job might have been executed by another succeeding call
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$(document).trigger('setLocalDescription.jingle', [self.sid]);
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if(successCallback){
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successCallback();
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}
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return;
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}
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// FIXME: this is a big hack
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// https://code.google.com/p/webrtc/issues/detail?id=2688
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// ^ has been fixed.
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if (!(this.peerconnection.signalingState == 'stable' && this.peerconnection.iceConnectionState == 'connected')) {
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console.warn('modifySources not yet', this.peerconnection.signalingState, this.peerconnection.iceConnectionState);
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this.wait = true;
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window.setTimeout(function() { self.modifySources(successCallback); }, 250);
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return;
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}
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if (this.wait) {
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window.setTimeout(function() { self.modifySources(successCallback); }, 2500);
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this.wait = false;
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return;
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}
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// Reset switch streams flag
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this.switchstreams = false;
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var sdp = new SDP(this.peerconnection.remoteDescription.sdp);
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// add sources
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this.addssrc.forEach(function(lines, idx) {
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sdp.media[idx] += lines;
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});
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this.addssrc = [];
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// remove sources
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this.removessrc.forEach(function(lines, idx) {
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lines = lines.split('\r\n');
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lines.pop(); // remove empty last element;
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lines.forEach(function(line) {
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sdp.media[idx] = sdp.media[idx].replace(line + '\r\n', '');
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});
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});
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this.removessrc = [];
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// FIXME:
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// this was a hack for the situation when only one peer exists
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// in the conference.
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// check if still required and remove
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if (sdp.media[0])
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sdp.media[0] = sdp.media[0].replace('a=recvonly', 'a=sendrecv');
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if (sdp.media[1])
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sdp.media[1] = sdp.media[1].replace('a=recvonly', 'a=sendrecv');
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sdp.raw = sdp.session + sdp.media.join('');
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this.peerconnection.setRemoteDescription(new RTCSessionDescription({type: 'offer', sdp: sdp.raw}),
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function() {
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||||
|
||||
if(self.signalingState == 'closed') {
|
||||
console.error("createAnswer attempt on closed state");
|
||||
return;
|
||||
}
|
||||
|
||||
self.peerconnection.createAnswer(
|
||||
function(modifiedAnswer) {
|
||||
// change video direction, see https://github.com/jitsi/jitmeet/issues/41
|
||||
if (self.pendingop !== null) {
|
||||
var sdp = new SDP(modifiedAnswer.sdp);
|
||||
if (sdp.media.length > 1) {
|
||||
switch(self.pendingop) {
|
||||
case 'mute':
|
||||
sdp.media[1] = sdp.media[1].replace('a=sendrecv', 'a=recvonly');
|
||||
break;
|
||||
case 'unmute':
|
||||
sdp.media[1] = sdp.media[1].replace('a=recvonly', 'a=sendrecv');
|
||||
break;
|
||||
}
|
||||
sdp.raw = sdp.session + sdp.media.join('');
|
||||
modifiedAnswer.sdp = sdp.raw;
|
||||
}
|
||||
self.pendingop = null;
|
||||
}
|
||||
|
||||
// FIXME: pushing down an answer while ice connection state
|
||||
// is still checking is bad...
|
||||
//console.log(self.peerconnection.iceConnectionState);
|
||||
|
||||
// trying to work around another chrome bug
|
||||
//modifiedAnswer.sdp = modifiedAnswer.sdp.replace(/a=setup:active/g, 'a=setup:actpass');
|
||||
self.peerconnection.setLocalDescription(modifiedAnswer,
|
||||
function() {
|
||||
//console.log('modified setLocalDescription ok');
|
||||
$(document).trigger('setLocalDescription.jingle', [self.sid]);
|
||||
if(successCallback){
|
||||
successCallback();
|
||||
}
|
||||
},
|
||||
function(error) {
|
||||
console.error('modified setLocalDescription failed', error);
|
||||
}
|
||||
);
|
||||
},
|
||||
function(error) {
|
||||
console.error('modified answer failed', error);
|
||||
}
|
||||
);
|
||||
},
|
||||
function(error) {
|
||||
console.error('modify failed', error);
|
||||
}
|
||||
);
|
||||
};
|
||||
|
||||
/**
|
||||
|
@ -755,7 +949,7 @@ JingleSession.prototype.switchStreams = function (new_stream, oldStream, success
|
|||
return;
|
||||
}
|
||||
|
||||
self.peerconnection.switchstreams = true;
|
||||
self.switchstreams = true;
|
||||
self.modifySources(function() {
|
||||
console.log('modify sources done');
|
||||
|
||||
|
@ -961,9 +1155,7 @@ JingleSession.prototype.setVideoMute = function (mute, callback, options) {
|
|||
tracks[i].enabled = !mute;
|
||||
}
|
||||
|
||||
if (this.peerconnection) {
|
||||
this.peerconnection.hardMuteVideo(mute);
|
||||
}
|
||||
this.hardMuteVideo(mute);
|
||||
|
||||
this.modifySources(callback(mute));
|
||||
}
|
||||
|
@ -975,6 +1167,10 @@ JingleSession.prototype.toggleVideoMute = function (callback) {
|
|||
setVideoMute(isVideoMute(), callback);
|
||||
};
|
||||
|
||||
JingleSession.prototype.hardMuteVideo = function (muted) {
|
||||
this.pendingop = muted ? 'mute' : 'unmute';
|
||||
};
|
||||
|
||||
JingleSession.prototype.sendMute = function (muted, content) {
|
||||
var info = $iq({to: this.peerjid,
|
||||
type: 'set'})
|
||||
|
@ -1046,3 +1242,4 @@ JingleSession.prototype.getStats = function (interval) {
|
|||
}, interval || 3000);
|
||||
return this.statsinterval;
|
||||
};
|
||||
|
||||
|
|
Loading…
Reference in New Issue