| 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 1 kB |
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Quelle test_FrameSelection.html Sprache: HTML |
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<!DOCTYPE HTML> <html> <head> <title>MSE: verify correct frames selected for given position</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"); let arrayBuffer = await fetchWithXHR("seek.webm"); let p = once(v, "loadedmetadata"); // Append entire file covering range [0, 4]. sb.appendBuffer(new Uint8Array(arrayBuffer)); await p; is(v.currentTime, 0, "currentTime has correct initial value"); is(v.videoWidth, 320, "videoWidth has correct initial value"); is(v.videoHeight, 240, "videoHeight has correct initial value"); arrayBuffer = await fetchWithXHR("seek_lowres.webm"); // Append initialization segment. info("Appending low-res init segment"); p = once(sb, "updateend"); sb.appendBuffer(new Uint8Array(arrayBuffer, 0, 438)); await p; info("Appending low-res range [2,4]"); // Append media segment covering range [2, 4]. p = once(sb, "updateend"); sb.appendBuffer(new Uint8Array(arrayBuffer, 51003)); await p; ms.endOfStream(); info("Seeking to t=3"); p = Promise.all([once(v, "seeked"), once(v, "resize")]); v.currentTime = 3; await p; is(v.currentTime, 3, "Video currentTime at target"); is(v.videoWidth, 160, "videoWidth has correct low-res value"); is(v.videoHeight, 120, "videoHeight has correct low-res value"); info("Seeking to t=1"); p = Promise.all([once(v, "seeked"), once(v, "resize")]); v.currentTime = 1; await p; is(v.currentTime, 1, "Video currentTime at target"); is(v.videoWidth, 320, "videoWidth has correct high-res value"); is(v.videoHeight, 240, "videoHeight has correct high-res value"); SimpleTest.finish(); }); </script> </pre> </body> </html>
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2026-04-04