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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
| commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
| tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /dom/media/mediasource/test/test_NoAudioLoopBackData_Muted.html | |
| parent | Initial commit. (diff) | |
| download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip | |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/media/mediasource/test/test_NoAudioLoopBackData_Muted.html')
| -rw-r--r-- | dom/media/mediasource/test/test_NoAudioLoopBackData_Muted.html | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/dom/media/mediasource/test/test_NoAudioLoopBackData_Muted.html b/dom/media/mediasource/test/test_NoAudioLoopBackData_Muted.html new file mode 100644 index 0000000000..14cdf34bc6 --- /dev/null +++ b/dom/media/mediasource/test/test_NoAudioLoopBackData_Muted.html @@ -0,0 +1,79 @@ +<!DOCTYPE HTML> +<html> +<head> + <title>MSE: loop-back data not available yet (shorter MUTED audio)</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> +<script class="testbody" type="text/javascript"> + +/** + * This test is used to check whether a looping video can loop back successfully + * when it has a shorter MUTED audio track than its video track. When reaching + * EOS for the shorter track, there is no loop-back data at the start position + * (they are not appended yet) Even that, we should still be able to loop back + * but the looping would become non-seamless in this situation. + */ +SimpleTest.waitForExplicitFinish(); + +runWithMSE(async (ms, el) => { + await once(ms, "sourceopen"); + ok(true, "Receive a sourceopen event"); + const videosb = ms.addSourceBuffer("video/mp4"); + const audiosb = ms.addSourceBuffer("audio/mp4"); + + // Here we create a shorter audio than video. + info(`create different length source buffers`); + await fetchAndLoad(videosb, "bipbop/bipbop_video", ["init"], ".mp4"); + await fetchAndLoad(videosb, "bipbop/bipbop_video", range(5, 8), ".m4s"); + audiosb.appendWindowEnd = videosb.buffered.end(0) - 0.2; + await fetchAndLoad(audiosb, "bipbop/bipbop_audio", ["init"], ".mp4"); + await fetchAndLoad(audiosb, "bipbop/bipbop_audio", range(5, 8), ".m4s"); + ms.endOfStream(); + await Promise.all([once(el, "durationchange"), once(ms, "sourceended")]); + info(`audio=[${audiosb.buffered.start(0)}-${audiosb.buffered.end(0)}], video=[${videosb.buffered.start(0)}-${videosb.buffered.end(0)}]`); + ok(true, `endOfStream completed, buffer=[${el.buffered.start(0)}, ${el.buffered.end(0)}]`); + ok(videosb.buffered.end(0) > audiosb.buffered.end(0), `video should be longer than audio`); + + info(`seek to the position where buffered data exists`); + el.muted = true; + el.loop = true; + el.controls = true; + el.currentTime = el.buffered.start(0); + await el.play(); + + info(`video should trigger seeking when reaching to the end`); + let seekingCount = 0, seekedCount = 0; + el.addEventListener("seeking", () => { + is(++seekingCount, 1, "should only receive seeking once!"); + }); + el.addEventListener("seeked", () => { + is(++seekedCount, 1, "should only receive seeked once!"); + }); + await once(el, "seeking"); + + info(`trim old data before append new data`); + let p = Promise.all([once(videosb, "updateend"), once(audiosb, "updateend")]); + videosb.remove(videosb.buffered.start(0), videosb.buffered.end(0)); + audiosb.remove(audiosb.buffered.start(0), audiosb.buffered.end(0)); + await p; + + info(`append new data`); + const seekedPromise = once(el, "seeked"); + p = Promise.all([once(videosb, "updateend"), once(audiosb, "updateend")]); + await fetchAndLoad(videosb, "bipbop/bipbop_video", range(1, 2), ".m4s"); + await fetchAndLoad(audiosb, "bipbop/bipbop_audio", range(1, 2), ".m4s"); + await p; + info(`audio=[${audiosb.buffered.start(0)}-${audiosb.buffered.end(0)}], video=[${videosb.buffered.start(0)}-${videosb.buffered.end(0)}]`); + + info(`now we should be able to finish seeking to the start position`); + await seekedPromise; + + SimpleTest.finish(SimpleTest); +}); + +</script> +</body> +</html> |