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Quelle test_FrameSelection_mp4.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(); // This test loads partial video, plays and waits until playback stalls. // It then loads only 3 frames of a video at higher resolution. 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"); logEvents(v); sb.addEventListener("error", e => { ok(false, `should not fire ${e.type} event`); SimpleTest.finish(); }); await fetchAndLoad(sb, "bipbop/bipbop", ["init"], ".mp4"); const p = once(v, "loadeddata"); await fetchAndLoad(sb, "bipbop/bipbop", range(1, 3), ".m4s"); await p; is(sb.buffered.length, 1, "continuous range"); v.play(); // We have nothing to play, waiting will be fired. await waitUntilTime(v, 1.5); await fetchAndLoad(sb, "bipbop/bipbop_480_624kbps-video", ["init"], ".mp4"); sb.timestampOffset = 1.601666; // End of the video track buffered - time of first video sample ( sb.appendWindowEnd = 1.796677; // Only allow room for three extra video frames (we need 3 as thi await fetchAndLoad(sb, "bipbop/bipbop_480_624kbps-video", ["1"], ".m4s"); ms.endOfStream(); await Promise.all([once(ms, "sourceended"), once(v, "playing"), once(v, "ended")]); is(v.videoWidth, 640, "has proper width"); is(v.videoHeight, 480, "has proper height"); SimpleTest.finish(); }); </script> </pre> </body> </html>
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2026-04-04