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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
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parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
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diff --git a/dom/media/webaudio/test/test_nodeToParamConnection.html b/dom/media/webaudio/test/test_nodeToParamConnection.html
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+<!DOCTYPE HTML>
+<html>
+<head>
+ <title>Test connecting an AudioNode to an AudioParam</title>
+ <script type="text/javascript" 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: function(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 destination = context.destination;
+
+ 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: function(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>