зеркало из https://github.com/mozilla/gecko-dev.git
53 строки
2.1 KiB
HTML
53 строки
2.1 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/webm");
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ok(sb, "Create a SourceBuffer");
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const arrayBuffer = await fetchWithXHR("seek.webm");
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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 loadSegment(sb, new Uint8Array(arrayBuffer, 0, 318));
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await loadSegment(sb, new Uint8Array(arrayBuffer, 318, 25523 - 318));
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await loadSegment(sb, new Uint8Array(arrayBuffer, 25523, 46712 - 25523));
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/* Note - Missing |46712, 67833 - 46712| segment here corresponding to (0.8, 1.2] */
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/* Note - Missing |67833, 88966 - 67833| segment here corresponding to (1.2, 1.6] */
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await loadSegment(sb, new Uint8Array(arrayBuffer, 88966));
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// 0.767 is the time of the last video sample +- 40ms.
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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, .767 - 0.04);
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const firstStop = Date.now();
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await loadSegment(sb, new Uint8Array(arrayBuffer, 46712, 67833 - 46712));
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await waitUntilTime(v, 1.167 - 0.04);
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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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SimpleTest.finish();
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/* If we allow the rest of the stream to be played, we get stuck at
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around 2s. See bug 1093133.
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await once(v, "ended");
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SimpleTest.finish();
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await loadSegment(sb, new Uint8Array(arrayBuffer, 67833, 88966 - 67833));
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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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