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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /dom/media/webaudio/test/test_offlineDestinationChannelCountLess.html
parentInitial commit. (diff)
downloadfirefox-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>
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+<!DOCTYPE HTML>
+<html>
+<head>
+ <title>Test OfflineAudioContext with a channel count less than the specified number</title>
+ <script src="/tests/SimpleTest/SimpleTest.js"></script>
+ <script type="text/javascript" src="webaudio.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();
+addLoadEvent(function() {
+ var ctx = new OfflineAudioContext(2, 100, 22050);
+
+ var buf = ctx.createBuffer(6, 100, ctx.sampleRate);
+ for (var i = 0; i < 6; ++i) {
+ for (var j = 0; j < 100; ++j) {
+ buf.getChannelData(i)[j] = Math.sin(2 * Math.PI * 200 * j / ctx.sampleRate);
+ }
+ }
+
+ var src = ctx.createBufferSource();
+ src.buffer = buf;
+ src.start(0);
+ src.connect(ctx.destination);
+ ctx.destination.channelCountMode = "max";
+ ctx.startRendering();
+ ctx.oncomplete = function(e) {
+ is(e.renderedBuffer.numberOfChannels, 2, "Correct expected number of buffers");
+ compareChannels(e.renderedBuffer.getChannelData(0), buf.getChannelData(0));
+ compareChannels(e.renderedBuffer.getChannelData(1), buf.getChannelData(1));
+
+ SimpleTest.finish();
+ };
+});
+
+</script>
+</pre>
+</body>
+</html>