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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/test/test_fastSeek.html | |
| parent | Initial commit. (diff) | |
| download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip | |
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/media/test/test_fastSeek.html')
| -rw-r--r-- | dom/media/test/test_fastSeek.html | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/dom/media/test/test_fastSeek.html b/dom/media/test/test_fastSeek.html new file mode 100644 index 0000000000..2245bcc9bf --- /dev/null +++ b/dom/media/test/test_fastSeek.html @@ -0,0 +1,88 @@ +<!DOCTYPE HTML> +<html> +<!-- +https://bugzilla.mozilla.org/show_bug.cgi?id=778077 +--> +<head> + <meta charset="utf-8"> + <title>Test for Bug 778077</title> + <script src="/tests/SimpleTest/SimpleTest.js"></script> + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> + <script type="text/javascript" src="manifest.js"></script> +</head> +<body> +<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=778077">Mozilla Bug 778077</a> +<p id="display"></p> +<div id="content" style="display: none"> + +</div> +<pre id="test"> +</pre> + <script type="application/javascript"> + + /** Test for Bug 778077 - HTMLMediaElement.fastSeek() **/ + // Iterate through a list of keyframe timestamps, and seek to + // halfway between the keyframe and the keyframe after it. + var manager = new MediaTestManager; + + function doSeek(v) { + // fastSeek to half way between this keyframe and the next, or if this is the last + // keyframe seek to halfway between this keyframe and the end of media. + var nextKeyFrame = (v.keyframeIndex + 1) < v.keyframes.length ? v.keyframes[v.keyframeIndex + 1] : v.duration; + v.target = (v.keyframes[v.keyframeIndex] + nextKeyFrame) / 2; + v.fastSeek(v.target); + ok(Math.abs(v.currentTime - v.target) < 0.01, + v.name + " seekTo=" + v.target + " currentTime (" + v.currentTime + ") should be close to seek target initially"); + } + + function onloadedmetadata(event) { + var v = event.target; + doSeek(v); + } + + function onseeked(event) { + var v = event.target; + var keyframe = v.keyframes[v.keyframeIndex]; + + // Check that the current time ended up roughly after the keyframe. + // We must be a bit fuzzy here, as the decoder backend may actually + // seek to the audio sample prior to the keyframe. + ok(v.currentTime >= keyframe - 0.05, + v.name + " seekTo=" + v.target + " currentTime (" + v.currentTime + + ") should be end up roughly after keyframe (" + keyframe + ") after fastSeek"); + + ok(v.currentTime <= v.target, + v.name + " seekTo=" + v.target + " currentTime (" + v.currentTime + + ") should be end up less than target after fastSeek"); + + v.keyframeIndex++ + if (v.keyframeIndex == v.keyframes.length) { + v.src = ""; + v.remove(); + manager.finished(v.token); + } else { + doSeek(v); + } + } + + function startTest(test, token) { + manager.started(token); + let v = document.createElement("video"); + v.src = test.name; + v.name = test.name; + v.preload = "metadata"; + v.token = token; + v.target = 0; + v.keyframes = test.keyframes; + v.keyframeIndex = 0; + ok(v.keyframes.length, v.name + " - video should have at least one sync point"); + v.addEventListener("loadedmetadata", onloadedmetadata); + v.addEventListener("seeked", onseeked); + document.body.appendChild(v); + } + + manager.runTests(gFastSeekTests, startTest); + + </script> +</body> +</html> |