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<!DOCTYPE HTML>
<html>
<head>
<script type="application/javascript" src="pc.js"></script>
<script type="application/javascript" src="/tests/dom/canvas/test/captureStream_common.js"></script>
<script type="application/javascript" src="simulcast.js"></script></head>
<body>
<pre id="test">
<script type="application/javascript">
createHTML({
bug: "1763832",
title: "Renegotiation (video): Start with no track and recvonly, then replace and set direction to sendrecv, then renegotiate"
});
runNetworkTest(async () => {
await pushPrefs(
['media.video_loopback_dev', ''],
['media.navigator.streams.fake', true]);
// [TODO] re-enable HW decoder after bug 1526207 is fixed.
if (navigator.userAgent.includes("Android")) {
await pushPrefs(["media.navigator.mediadatadecoder_vpx_enabled", false],
["media.webrtc.hw.h264.enabled", false]);
}
const offerer = new RTCPeerConnection();
const answerer = new RTCPeerConnection();
const transceiverSend = offerer.addTransceiver('video', {direction: 'recvonly'});
const add = (pc, can, failed) => can && pc.addIceCandidate(can).catch(failed);
offerer.onicecandidate = e => add(answerer, e.candidate, generateErrorCallback());
answerer.onicecandidate = e => add(offerer, e.candidate, generateErrorCallback());
await offerer.setLocalDescription();
await answerer.setRemoteDescription(offerer.localDescription);
await answerer.setLocalDescription();
await offerer.setRemoteDescription(answerer.localDescription);
// add video with replaceTrack, set send bit, and renegotiate
const stream = await navigator.mediaDevices.getUserMedia({video: true});
const [track] = stream.getVideoTracks();
transceiverSend.sender.replaceTrack(track);
transceiverSend.direction = "sendrecv";
const metadataToBeLoaded = [];
answerer.ontrack = (e) => {
metadataToBeLoaded.push(getPlaybackWithLoadedMetadata(e.track));
};
await offerer.setLocalDescription();
await answerer.setRemoteDescription(offerer.localDescription);
await answerer.setLocalDescription();
await offerer.setRemoteDescription(answerer.localDescription);
const elems = await Promise.all(metadataToBeLoaded);
is(elems.length, 1, "Should have one video element");
const helper = new VideoStreamHelper();
await helper.checkVideoPlaying(elems[0]);
});
</script>
</pre>
</body>
</html>
|
