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Test Info:
<!DOCTYPE HTML>
<html>
<head>
<title>Test AudioBufferSourceNode</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: 4096,
numberOfChannels: 1,
createGraph(context) {
// silence for half of the buffer, ones after that.
var buffer = context.createBuffer(1, 2048, context.sampleRate);
for (var i = 1024; i < 2048; i++) {
buffer.getChannelData(0)[i] = 1;
}
var source = context.createBufferSource();
// we start at the 1024 frames, we should only have ones.
source.loop = true;
source.loopStart = 1024 / context.sampleRate;
source.loopEnd = 2048 / context.sampleRate;
source.buffer = buffer;
source.start(0, 1024 / context.sampleRate, 2048 / context.sampleRate);
return source;
},
createExpectedBuffers(context) {
var expectedBuffer = context.createBuffer(1, 4096, context.sampleRate);
for (var i = 0; i < 2048; i++) {
expectedBuffer.getChannelData(0)[i] = 1;
}
return expectedBuffer;
},
};
runTest();
</script>
</pre>
</body>
</html>