| Quellcodebibliothek Statistik Leitseite products/Sources/formale Sprachen/C/Firefox/dom/media/mediasource/test/ (Browser von der Mozilla Stiftung Version 136.0.1©) Datei vom 10.2.2025 mit Größe 3 kB |
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Quelle test_LiveSeekable.html Sprache: HTML |
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<!DOCTYPE HTML> <html> <head> <title>MSE: live seekable range</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" /> </head> <body> <pre id="test"> <script class="testbody" type="text/javascript"> SimpleTest.waitForExplicitFinish(); runWithMSE(async (ms, v) => { await once(ms, "sourceopen"); const sb = ms.addSourceBuffer("video/webm"); // Load data with a +2 offset so that we can distinguish buffered range start // and seekable range start. sb.timestampOffset = 2; const p = once(v, "loadedmetadata"); await fetchAndLoad(sb, "seek", [""], ".webm"); await p; ms.duration = Infinity; sb.abort(); is(sb.buffered.length, 1, "continuous buffered range"); is(sb.buffered.start(0), 2, "buffered range start at timestamp offset"); is(sb.buffered.end(0), 6.001, "buffered range end at original duration + timestamp is(v.seekable.length, 1, "continuous seekable range"); is(v.seekable.start(0), 0, "seekable range start at 0"); is(v.seekable.end(0), sb.buffered.end(0), "seekable range end at buffered end"); // LiveSeekableRange.start < buffered.start ms.setLiveSeekableRange(1, 5); is(v.seekable.length, 1, "continuous seekable range"); is(v.seekable.start(0), 1, "seekable range start at live range start"); is(v.seekable.end(0), sb.buffered.end(0), "seekable range end at buffered end"); ms.clearLiveSeekableRange(); is(v.seekable.length, 1, "continuous seekable range"); is(v.seekable.start(0), 0, "seekable range start at 0"); is(v.seekable.end(0), sb.buffered.end(0), "seekable range end at buffered end"); // LiveSeekableRange.end > buffered.end ms.setLiveSeekableRange(1, 8); is(v.seekable.start(0), 1, "seekable range start at live range start"); is(v.seekable.end(0), 8, "seekable range end at live range end"); // LiveSeekableRange.start > buffered.start // LiveSeekableRange.end < buffered.end ms.setLiveSeekableRange(3, 5); is(v.seekable.start(0), sb.buffered.start(0), "seekable range start at buffered st is(v.seekable.end(0), sb.buffered.end(0), "seekable range end at live range end"); // LiveSeekableRange.start > buffered.end ms.setLiveSeekableRange(8, 10); is(v.seekable.start(0), sb.buffered.start(0), "seekable range start at buffered st is(v.seekable.end(0), 10, "seekable range end at live range end"); // LiveSeekableRange.end < buffered.start ms.setLiveSeekableRange(0, 2); is(v.seekable.start(0), 0, "seekable range start at live range start"); is(v.seekable.end(0), sb.buffered.end(0), "seekable range end at buffered end"); must_throw(() => ms.setLiveSeekableRange(2, 0), "must thow if start > end", "TypeError"); must_throw(() => ms.setLiveSeekableRange(2, 0), "must thow if start > end", "TypeError"); ms.setLiveSeekableRange(0, 1e300); is(v.seekable.start(0), 0, "seekable range start at live range start"); is(v.seekable.end(0), 1e300, "seekable range end at specified time"); SimpleTest.finish(); }); </script> </pre> </body> </html>
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2026-04-04