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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
| commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
| tree | f435a8308119effd964b339f76abb83a57c29483 /dom/media/webaudio/test/test_nodeToParamConnection.html | |
| parent | Initial commit. (diff) | |
| download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip | |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/media/webaudio/test/test_nodeToParamConnection.html')
| -rw-r--r-- | dom/media/webaudio/test/test_nodeToParamConnection.html | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/dom/media/webaudio/test/test_nodeToParamConnection.html b/dom/media/webaudio/test/test_nodeToParamConnection.html new file mode 100644 index 0000000000..49098eaffe --- /dev/null +++ b/dom/media/webaudio/test/test_nodeToParamConnection.html @@ -0,0 +1,58 @@ +<!DOCTYPE HTML> +<html> +<head> + <title>Test connecting an AudioNode to an AudioParam</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, + createGraph(context) { + var sourceBuffer = context.createBuffer(2, 2048, context.sampleRate); + for (var i = 0; i < 2048; ++i) { + sourceBuffer.getChannelData(0)[i] = 1; + sourceBuffer.getChannelData(1)[i] = -1; + } + + var paramSource = context.createBufferSource(); + paramSource.buffer = this.buffer; + + var source = context.createBufferSource(); + source.buffer = sourceBuffer; + + var gain = context.createGain(); + + paramSource.connect(gain.gain); + source.connect(gain); + + paramSource.start(0); + source.start(0); + return gain; + }, + createExpectedBuffers(context) { + this.buffer = context.createBuffer(2, 2048, context.sampleRate); + for (var i = 0; i < 2048; ++i) { + for (var j = 0; j < 2; ++j) { + this.buffer.getChannelData(j)[i] = Math.sin(440 * 2 * (j + 1) * Math.PI * i / context.sampleRate); + } + } + var expectedBuffer = context.createBuffer(2, 2048, context.sampleRate); + for (var i = 0; i < 2048; ++i) { + expectedBuffer.getChannelData(0)[i] = 1 + (this.buffer.getChannelData(0)[i] + this.buffer.getChannelData(1)[i]) / 2; + expectedBuffer.getChannelData(1)[i] = -(1 + (this.buffer.getChannelData(0)[i] + this.buffer.getChannelData(1)[i]) / 2); + } + return expectedBuffer; + }, +}; + +runTest(); + +</script> +</pre> +</body> +</html> |