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903e51a6f9
MozReview-Commit-ID: 4MYF004uK8R --HG-- extra : rebase_source : 81e0c72d2f93ccea9b809f82d33fb57c77fae4d6
164 lines
7.2 KiB
HTML
164 lines
7.2 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<head>
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<script type="application/javascript" src="mediaStreamPlayback.js"></script>
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</head>
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<body>
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<pre id="test">
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<script type="application/javascript">
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"use strict";
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createHTML({
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title: "MediaStreamTrack.clone()",
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bug: "1208371"
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});
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var testSingleTrackClonePlayback = constraints =>
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getUserMedia(constraints).then(stream => {
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info("Test clone()ing an " + constraints + " gUM track");
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var track = stream.getTracks()[0];
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var clone = track.clone();
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checkMediaStreamTrackCloneAgainstOriginal(clone, track);
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info("Stopping original track");
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track.stop();
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info("Creating new stream for clone");
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var cloneStream = new MediaStream([clone]);
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checkMediaStreamContains(cloneStream, [clone]);
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info("Testing playback of track clone");
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var test = createMediaElement('video', 'testClonePlayback');
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var playback = new MediaStreamPlayback(test, cloneStream);
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return playback.playMediaWithMediaStreamTracksStop(false);
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});
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runTest(() => Promise.resolve()
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.then(() => testSingleTrackClonePlayback({audio: true}))
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.then(() => testSingleTrackClonePlayback({video: true}))
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.then(() => getUserMedia({video: true})).then(stream => {
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info("Test cloning a track into inception");
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var track = stream.getTracks()[0];
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var inceptionClone = track.clone().clone().clone().clone().clone()
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.clone().clone().clone().clone().clone();
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checkMediaStreamTrackCloneAgainstOriginal(inceptionClone, track);
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var cloneStream = new MediaStream();
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cloneStream.addTrack(inceptionClone);
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// cloneStream is now essentially the same as stream.clone();
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checkMediaStreamCloneAgainstOriginal(cloneStream, stream);
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var test = createMediaElement('video', 'testClonePlayback');
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var playback = new MediaStreamPlayback(test, cloneStream);
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return playback.playMediaWithMediaStreamTracksStop(false);
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})
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.then(() => getUserMedia({audio: true, video: true})).then(stream => {
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info("Test adding many track clones to the original stream");
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const LOOPS = 3;
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for (var i = 0; i < LOOPS; i++) {
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stream.getTracks().forEach(t => stream.addTrack(t.clone()));
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}
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is(stream.getVideoTracks().length, Math.pow(2, LOOPS),
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"The original track should contain the original video track and all the video clones");
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stream.getTracks().forEach(t1 => is(stream.getTracks()
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.filter(t2 => t1.id == t2.id)
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.length,
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1, "Each track should be unique"));
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var test = createMediaElement('video', 'testClonePlayback');
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var playback = new MediaStreamPlayback(test, stream);
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return playback.playMediaWithMediaStreamTracksStop(false);
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})
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.then(() => {
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info("Testing audio content routing with MediaStreamTrack.clone()");
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var ac = new AudioContext();
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var osc1kOriginal = createOscillatorStream(ac, 1000);
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var audioTrack1kOriginal = osc1kOriginal.getTracks()[0];
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var audioTrack1kClone = audioTrack1kOriginal.clone();
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var osc5kOriginal = createOscillatorStream(ac, 5000);
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var audioTrack5kOriginal = osc5kOriginal.getTracks()[0];
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var audioTrack5kClone = audioTrack5kOriginal.clone();
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return Promise.resolve().then(() => {
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info("Analysing audio output of 1k original and 5k clone.");
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var stream = new MediaStream();
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stream.addTrack(audioTrack1kOriginal);
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stream.addTrack(audioTrack5kClone);
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var analyser = new AudioStreamAnalyser(ac, stream);
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return analyser.waitForAnalysisSuccess(array =>
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array[analyser.binIndexForFrequency(50)] < 50 &&
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array[analyser.binIndexForFrequency(1000)] > 200 &&
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array[analyser.binIndexForFrequency(3000)] < 50 &&
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array[analyser.binIndexForFrequency(5000)] > 200 &&
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array[analyser.binIndexForFrequency(10000)] < 50)
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.then(() => {
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info("Waiting for original tracks to stop");
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stream.getTracks().forEach(t => t.stop());
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return analyser.waitForAnalysisSuccess(array =>
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array[analyser.binIndexForFrequency(50)] < 50 &&
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// WebAudioDestination streams do not handle stop()
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// XXX Should they? Plan to resolve that in bug 1208384.
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// array[analyser.binIndexForFrequency(1000)] < 50 &&
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array[analyser.binIndexForFrequency(3000)] < 50 &&
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// array[analyser.binIndexForFrequency(5000)] < 50 &&
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array[analyser.binIndexForFrequency(10000)] < 50);
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}).then(() => analyser.disconnect());
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}).then(() => {
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info("Analysing audio output of clones of clones (1kx2 + 5kx5)");
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var stream = new MediaStream([audioTrack1kClone.clone(),
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audioTrack5kClone.clone().clone().clone().clone()]);
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var analyser = new AudioStreamAnalyser(ac, stream);
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return analyser.waitForAnalysisSuccess(array =>
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array[analyser.binIndexForFrequency(50)] < 50 &&
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array[analyser.binIndexForFrequency(1000)] > 200 &&
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array[analyser.binIndexForFrequency(3000)] < 50 &&
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array[analyser.binIndexForFrequency(5000)] > 200 &&
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array[analyser.binIndexForFrequency(10000)] < 50)
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.then(() => analyser.disconnect());
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}).then(() => {
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info("Analysing audio output enabled and disabled tracks that don't affect each other");
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audioTrack1kOriginal.enabled = true;
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audioTrack5kOriginal.enabled = false;
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audioTrack1kClone.enabled = false;
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audioTrack5kClone.enabled = true;
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var analyser =
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new AudioStreamAnalyser(ac, new MediaStream([audioTrack1kOriginal,
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audioTrack5kOriginal]));
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return analyser.waitForAnalysisSuccess(array =>
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array[analyser.binIndexForFrequency(50)] < 50 &&
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array[analyser.binIndexForFrequency(1000)] > 200 &&
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array[analyser.binIndexForFrequency(3000)] < 50 &&
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array[analyser.binIndexForFrequency(5000)] < 50)
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.then(() => analyser.disconnect())
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.then(() => {
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var cloneAnalyser =
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new AudioStreamAnalyser(ac, new MediaStream([audioTrack1kClone,
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audioTrack5kClone]));
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return cloneAnalyser.waitForAnalysisSuccess(array =>
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array[cloneAnalyser.binIndexForFrequency(1000)] < 50 &&
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array[cloneAnalyser.binIndexForFrequency(3000)] < 50 &&
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array[cloneAnalyser.binIndexForFrequency(5000)] > 200 &&
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array[cloneAnalyser.binIndexForFrequency(10000)] < 50)
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.then(() => cloneAnalyser.disconnect());
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})
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// Restore original tracks
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.then(() => [audioTrack1kOriginal,
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audioTrack5kOriginal,
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audioTrack1kClone,
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audioTrack5kClone].forEach(t => t.enabled = true));
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});
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}));
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</script>
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</pre>
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</body>
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</html>
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