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https://gitlab.winehq.org/wine/wine-gecko.git
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106 lines
3.0 KiB
HTML
106 lines
3.0 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=490705
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-->
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<head>
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<title>Media test: framebuffer size checks</title>
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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</head>
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<body>
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=490705">Mozilla Bug 490705</a>
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<!-- mute audio, since there is no need to hear the sound for these tests -->
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<audio id='a1' controls></audio>
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<pre id="test">
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<script class="testbody" type="text/javascript">
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var testFile = "bug495794.ogg";
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var testFileDuration = 0.30;
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var testFileChannelCount = 6;
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var testFileSampleRate = 48000;
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var testFileFrameBufferLength = 6 * 1024;
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var undef;
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var currentSampleOffset = 0;
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var isTimePropertyValid = true;
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function audioAvailable(event) {
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var buffer = event.frameBuffer;
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if ( (typeof event.time !== "number") ||
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(Math.abs(event.time - currentSampleOffset / testFileSampleRate / testFileChannelCount) > 0.01) ) {
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isTimePropertyValid = false;
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}
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currentSampleOffset += buffer.length;
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}
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var loadedMetadataCalled = false;
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function loadedMetadata() {
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loadedMetadataCalled = true;
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var a1 = document.getElementById('a1');
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is(a1.mozChannels, testFileChannelCount, "mozChannels should be " + testFileChannelCount + ".");
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is(a1.mozSampleRate, testFileSampleRate, "mozSampleRate should be " + testFileSampleRate + ".");
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is(a1.mozFrameBufferLength, testFileFrameBufferLength, "default mozFrameBufferLength should be " + testFileFrameBufferLength + ".");
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var minFailed = false;
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try {
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a1.mozFrameBufferLength = 4;
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} catch(e) {
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minFailed = true;
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}
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ok(minFailed, "mozFrameBufferLength min fail check");
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var maxFailed = false;
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try {
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a1.mozFrameBufferLength = 44444;
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} catch(e) {
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maxFailed = true;
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}
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ok(maxFailed, "mozFrameBufferLength max fail check");
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a1.mozFrameBufferLength = testFileFrameBufferLength;
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}
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function checkResults() {
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ok(loadedMetadataCalled, "loadedmetadata event not dispatched.");
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ok(isTimePropertyValid, "The audioAvailable event's time attribute was invalid.");
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var expectedOffset = Math.ceil(testFileDuration * testFileSampleRate * testFileChannelCount);
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if (expectedOffset % testFileFrameBufferLength !== 0) {
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expectedOffset += (testFileFrameBufferLength - (expectedOffset % testFileFrameBufferLength));
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}
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is(currentSampleOffset, expectedOffset, "Check amount of signal data processed");
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SimpleTest.finish();
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}
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function audioEnded() {
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checkResults();
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}
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function initTest() {
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var a1 = document.getElementById('a1');
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a1.addEventListener("ended", audioEnded, false);
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a1.addEventListener("loadedmetadata", loadedMetadata, false);
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a1.addEventListener("MozAudioAvailable", audioAvailable, false);
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a1.src = testFile;
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a1.muted = true;
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a1.play();
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}
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window.addEventListener("load", function(e) {
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initTest();
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}, false);
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SimpleTest.waitForExplicitFinish();
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</script>
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</pre>
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</body>
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</html>
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