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Quelle test_BufferingWait.html Sprache: HTML |
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<!DOCTYPE html> <html><head> <meta http-equiv="content-type" content="text/html; charset=windows-1252"> <title>MSE: Don't get stuck buffering for too long when we have frames to show <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"); ok(true, "Receive a sourceopen event"); ms.addEventListener("sourceopen", () => ok(false, "No more sourceopen")); const sb = ms.addSourceBuffer("video/webm"); ok(sb, "Create a SourceBuffer"); const arrayBuffer = await fetchWithXHR("seek.webm"); sb.addEventListener("error", e => { ok(false, "Got Error: " + e); SimpleTest.finish(); }); await loadSegment(sb, new Uint8Array(arrayBuffer, 0, 318)); await loadSegment(sb, new Uint8Array(arrayBuffer, 318, 25523 - 318)); await loadSegment(sb, new Uint8Array(arrayBuffer, 25523, 46712 - 25523)); /* Note - Missing |46712, 67833 - 46712| segment here corresponding to (0.8, 1.2] */ /* Note - Missing |67833, 88966 - 67833| segment here corresponding to (1.2, 1.6] */ await loadSegment(sb, new Uint8Array(arrayBuffer, 88966)); // 0.767 is the time of the last video sample +- 40ms. info("Playing video. It should play for a bit, then fire 'waiting'"); v.play(); await waitUntilTime(v, .767 - 0.04); const firstStop = Date.now(); await loadSegment(sb, new Uint8Array(arrayBuffer, 46712, 67833 - 46712)); await waitUntilTime(v, 1.167 - 0.04); const waitDuration = (Date.now() - firstStop) / 1000; ok(waitDuration < 15, `Should not spend inordinate amount of time buffering: ${waitDuration} SimpleTest.finish(); /* If we allow the rest of the stream to be played, we get stuck at around 2s. See bug 1093133. await once(v, "ended"); SimpleTest.finish(); await loadSegment(sb, new Uint8Array(arrayBuffer, 67833, 88966 - 67833)); */ }); </script> </pre> </body> </html>
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2026-04-04