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<title>MSE: Don't get stuck buffering for too long when we have frames to show</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script type="text/javascript" src="mediasource.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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<pre id="test"><script class="testbody" type="text/javascript">
SimpleTest.waitForExplicitFinish();
runWithMSE(async (ms, v) => {
await once(ms, "sourceopen");
ok(true, "Receive a sourceopen event");
ms.addEventListener("sourceopen", () => ok(false, "No more sourceopen"));
const sb = ms.addSourceBuffer("video/mp4");
ok(sb, "Create a SourceBuffer");
sb.addEventListener("error", e => {
ok(false, "Got Error: " + e);
SimpleTest.finish();
});
await fetchAndLoad(sb, "bipbop/bipbop", ["init"], ".mp4");
await fetchAndLoad(sb, "bipbop/bipbop", ["1"], ".m4s");
await fetchAndLoad(sb, "bipbop/bipbop", ["2"], ".m4s");
/* Note - Missing |bipbop3| segment here corresponding to (1.62, 2.41] */
/* Note - Missing |bipbop4| segment here corresponding to (2.41, 3.20] */
await fetchAndLoad(sb, "bipbop/bipbop", ["5"], ".m4s");
// last audio sample has a start time of 1.578956s
info("Playing video. It should play for a bit, then fire 'waiting'");
v.play();
await waitUntilTime(v, 1.57895);
const firstStop = Date.now();
await fetchAndLoad(sb, "bipbop/bipbop", ["3"], ".m4s");
// last audio sample has a start time of 2.368435
await waitUntilTime(v, 2.36843);
const waitDuration = (Date.now() - firstStop) / 1000;
ok(waitDuration < 15, `Should not spend inordinate amount of time buffering: ${waitDuration}`);
await fetchAndLoad(sb, "bipbop/bipbop", ["4"], ".m4s");
ms.endOfStream();
await once(v, "ended");
SimpleTest.finish();
});
</script>
</pre>
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Messung V0.5 in Prozent
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-08-25)
¤
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