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import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

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Roy Tam 2018-01-19 03:59:58 +08:00
commit dcd9973243
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dom/media/tests/mochitest/test_getUserMedia_mediaElementCapture_audio.html Normal file
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<!DOCTYPE HTML>
<html>
<head>
<script type="application/javascript" src="mediaStreamPlayback.js"></script>
<script type="application/javascript" src="head.js"></script>
</head>
<body>
<pre id="test">
<script>
createHTML({
bug: "1259788",
title: "Test CaptureStream audio content on HTMLMediaElement playing a gUM MediaStream",
visible: true
});
var audioContext;
var gUMAudioElement;
var analyser;
runTest(() => getUserMedia({audio: true})
.then(stream => {
gUMAudioElement = createMediaElement("audio", "gUMAudio");
gUMAudioElement.srcObject = stream;
audioContext = new AudioContext();
info("Capturing");
analyser = new AudioStreamAnalyser(audioContext,
gUMAudioElement.mozCaptureStream());
analyser.enableDebugCanvas();
return analyser.waitForAnalysisSuccess(array =>
array[analyser.binIndexForFrequency(50)] < 50 &&
array[analyser.binIndexForFrequency(TEST_AUDIO_FREQ)] > 200 &&
array[analyser.binIndexForFrequency(2500)] < 50);
})
.then(() => {
info("Audio flowing. Pausing.");
gUMAudioElement.pause();
return analyser.waitForAnalysisSuccess(array =>
array[analyser.binIndexForFrequency(50)] < 50 &&
array[analyser.binIndexForFrequency(TEST_AUDIO_FREQ)] < 50 &&
array[analyser.binIndexForFrequency(2500)] < 50);
})
.then(() => {
info("Audio stopped flowing. Playing.");
gUMAudioElement.play();
return analyser.waitForAnalysisSuccess(array =>
array[analyser.binIndexForFrequency(50)] < 50 &&
array[analyser.binIndexForFrequency(TEST_AUDIO_FREQ)] > 200 &&
array[analyser.binIndexForFrequency(2500)] < 50);
})
.then(() => {
info("Audio flowing. Removing source.");
var stream = gUMAudioElement.srcObject;
gUMAudioElement.srcObject = null;
return analyser.waitForAnalysisSuccess(array =>
array[analyser.binIndexForFrequency(50)] < 50 &&
array[analyser.binIndexForFrequency(TEST_AUDIO_FREQ)] < 50 &&
array[analyser.binIndexForFrequency(2500)] < 50)
.then(() => stream);
})
.then(stream => {
info("Audio stopped flowing. Setting source.");
gUMAudioElement.srcObject = stream;
return analyser.waitForAnalysisSuccess(array =>
array[analyser.binIndexForFrequency(50)] < 50 &&
array[analyser.binIndexForFrequency(TEST_AUDIO_FREQ)] > 200 &&
array[analyser.binIndexForFrequency(2500)] < 50);
})
.then(() => {
info("Audio flowing from new source. Adding a track.");
let oscillator = audioContext.createOscillator();
oscillator.type = 'sine';
oscillator.frequency.value = 2000;
oscillator.start();
let oscOut = audioContext.createMediaStreamDestination();
oscillator.connect(oscOut);
gUMAudioElement.srcObject.addTrack(oscOut.stream.getTracks()[0]);
return analyser.waitForAnalysisSuccess(array =>
array[analyser.binIndexForFrequency(50)] < 50 &&
array[analyser.binIndexForFrequency(TEST_AUDIO_FREQ)] > 200 &&
array[analyser.binIndexForFrequency(1500)] < 50 &&
array[analyser.binIndexForFrequency(2000)] > 200 &&
array[analyser.binIndexForFrequency(2500)] < 50);
})
.then(() => {
info("Audio flowing from new track. Removing a track.");
const gUMTrack = gUMAudioElement.srcObject.getTracks()[0];
gUMAudioElement.srcObject.removeTrack(gUMTrack);
is(gUMAudioElement.srcObject.getTracks().length, 1,
"A track should have been removed");
return analyser.waitForAnalysisSuccess(array =>
array[analyser.binIndexForFrequency(50)] < 50 &&
array[analyser.binIndexForFrequency(TEST_AUDIO_FREQ)] < 50 &&
array[analyser.binIndexForFrequency(1500)] < 50 &&
array[analyser.binIndexForFrequency(2000)] > 200 &&
array[analyser.binIndexForFrequency(2500)] < 50)
.then(() => [gUMTrack, ...gUMAudioElement.srcObject.getTracks()]
.forEach(t => t.stop()));
})
.then(() => ok(true, "Test passed."))
.catch(e => ok(false, "Test failed: " + e + (e.stack ? "\n" + e.stack : ""))));
</script>
</pre>
</body>
</html>