2013-07-24 11:29:39 +00:00
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<!DOCTYPE HTML>
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<html>
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<meta charset="utf-8">
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<head>
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<title>Test MediaStreamAudioSourceNode processing is correct</title>
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<script type="text/javascript" src="webaudio.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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<pre id="test">
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<script class="testbody" type="text/javascript">
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2013-08-01 04:02:49 +00:00
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function createBuffer(context, delay) {
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var buffer = context.createBuffer(2, 2048, context.sampleRate);
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for (var i = 0; i < 2048 - delay; ++i) {
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buffer.getChannelData(0)[i + delay] = Math.sin(440 * 2 * Math.PI * i / context.sampleRate);
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buffer.getChannelData(1)[i + delay] = buffer.getChannelData(0)[i + delay];
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}
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return buffer;
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}
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2013-07-24 11:29:39 +00:00
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var gTest = {
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length: 2048,
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skipOfflineContextTests: true,
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createGraph: function(context) {
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var sourceGraph = new AudioContext();
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var source = sourceGraph.createBufferSource();
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2013-08-01 04:02:49 +00:00
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source.buffer = createBuffer(context, 0);
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2013-07-24 11:29:39 +00:00
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var dest = sourceGraph.createMediaStreamDestination();
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source.connect(dest);
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source.start(0);
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var mediaStreamSource = context.createMediaStreamSource(dest.stream);
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return mediaStreamSource;
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},
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createExpectedBuffers: function(context) {
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2013-08-01 04:02:49 +00:00
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return createBuffer(context, 1);
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2013-07-24 11:29:39 +00:00
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},
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};
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runTest();
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</script>
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</pre>
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</body>
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</html>
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