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Embed: android chrome workaround for webrtc with h264

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Cat 2020-07-15 14:03:43 +02:00 • committed by Thulinma
parent abba35f655
commit 4d94bf78a8
2 changed files with 36 additions and 7 deletions
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2
embed/min/wrappers/webrtc.js
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29
embed/wrappers/webrtc.js
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@ -229,6 +229,34 @@ p.prototype.build = function (MistVideo,callback) {
};
this.connect = function(callback){
//chrome on android has a bug where H264 is not available immediately after the tab is opened: https://bugs.chromium.org/p/webrtc/issues/detail?id=11620
//this workaround tries 5x with 100ms intervals before continuing
function checkH264(n){
var p = new Promise(function(resolve,reject){
function promise_body(n){
var r = RTCRtpReceiver.getCapabilities("video");
for (var i = 0; i < r.codecs.length; i++) {
if (r.codecs[i].mimeType == "video/H264") {
resolve("H264 found :)");
return;
}
}
if (n > 0) { setTimeout(function(){
promise_body(n-1);
},100) }
else {
reject("H264 not found :(");
}
}
promise_body(n);
});
return p;
};
checkH264(5).catch(function(){
MistVideo.log("Beware: this device does not seem to be able to play H264.");
}).finally(function(){
thisWebRTCPlayer.isConnecting = true;
thisWebRTCPlayer.signaling = new WebRTCSignaling(thisWebRTCPlayer.on_event);
thisWebRTCPlayer.peerConn = new RTCPeerConnection();
@ -236,6 +264,7 @@ p.prototype.build = function (MistVideo,callback) {
video.srcObject = ev.streams[0];
if (callback) { callback(); }
};
});
};
this.play = function(){