зеркало из https://github.com/mozilla/gecko-dev.git
50 строки
1.9 KiB
HTML
50 строки
1.9 KiB
HTML
<!DOCTYPE html>
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<html><head>
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<meta http-equiv="content-type" content="text/html; charset=windows-1252">
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<title>MSE: Don't get stuck buffering for too long when we have frames to show</title>
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<script type="text/javascript" src="mediasource.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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</head>
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<body>
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<pre id="test"><script class="testbody" type="text/javascript">
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SimpleTest.waitForExplicitFinish();
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runWithMSE(async (ms, v) => {
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await once(ms, "sourceopen");
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ok(true, "Receive a sourceopen event");
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ms.addEventListener("sourceopen", () => ok(false, "No more sourceopen"));
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const sb = ms.addSourceBuffer("video/mp4");
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ok(sb, "Create a SourceBuffer");
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sb.addEventListener("error", e => {
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ok(false, "Got Error: " + e);
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SimpleTest.finish();
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});
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await fetchAndLoad(sb, "bipbop/bipbop", ["init"], ".mp4");
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await fetchAndLoad(sb, "bipbop/bipbop", ["1"], ".m4s");
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await fetchAndLoad(sb, "bipbop/bipbop", ["2"], ".m4s");
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/* Note - Missing |bipbop3| segment here corresponding to (1.62, 2.41] */
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/* Note - Missing |bipbop4| segment here corresponding to (2.41, 3.20] */
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await fetchAndLoad(sb, "bipbop/bipbop", ["5"], ".m4s");
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// last audio sample has a start time of 1.578956s
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info("Playing video. It should play for a bit, then fire 'waiting'");
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v.play();
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await waitUntilTime(v, 1.57895);
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const firstStop = Date.now();
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await fetchAndLoad(sb, "bipbop/bipbop", ["3"], ".m4s");
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// last audio sample has a start time of 2.368435
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await waitUntilTime(v, 2.36843);
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const waitDuration = (Date.now() - firstStop) / 1000;
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ok(waitDuration < 15, `Should not spend inordinate amount of time buffering: ${waitDuration}`);
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await fetchAndLoad(sb, "bipbop/bipbop", ["4"], ".m4s");
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ms.endOfStream();
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await once(v, "ended");
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SimpleTest.finish();
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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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