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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
| commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
| tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /dom/media/webaudio/test/test_channelMergerNode.html | |
| parent | Initial commit. (diff) | |
| download | thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip | |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
| -rw-r--r-- | dom/media/webaudio/test/test_channelMergerNode.html | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/dom/media/webaudio/test/test_channelMergerNode.html b/dom/media/webaudio/test/test_channelMergerNode.html new file mode 100644 index 0000000000..b62d34d6ba --- /dev/null +++ b/dom/media/webaudio/test/test_channelMergerNode.html @@ -0,0 +1,57 @@ +<!DOCTYPE HTML> +<html> +<head> + <title>Test ChannelMergerNode</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"> + +var gTest = { + length: 2048, + numberOfChannels: 6, + createGraph(context) { + var buffers = []; + for (var j = 0; j < 6; ++j) { + var buffer = context.createBuffer(2, 2048, context.sampleRate); + for (var i = 0; i < 2048; ++i) { + buffer.getChannelData(0)[i] = Math.sin(440 * 2 * (j + 1) * Math.PI * i / context.sampleRate); + // Second channel is silent + } + buffers.push(buffer); + } + + var merger = new ChannelMergerNode(context); + is(merger.channelCount, 1, "merger node has 1 input channels"); + is(merger.channelCountMode, "explicit", "Correct channelCountMode for the merger node"); + is(merger.channelInterpretation, "speakers", "Correct channelCountInterpretation for the merger node"); + + for (var i = 0; i < 6; ++i) { + var source = context.createBufferSource(); + source.buffer = buffers[i]; + source.connect(merger, 0, i); + source.start(0); + } + + return merger; + }, + createExpectedBuffers(context) { + var expectedBuffer = context.createBuffer(6, 2048, context.sampleRate); + for (var i = 0; i < 6; ++i) { + for (var j = 0; j < 2048; ++j) { + expectedBuffer.getChannelData(i)[j] = 0.5 * Math.sin(440 * 2 * (i + 1) * Math.PI * j / context.sampleRate); + } + } + return expectedBuffer; + }, +}; + +runTest(); + +</script> +</pre> +</body> +</html> |