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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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Add m-esr52 at 52.6.0
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+<!DOCTYPE HTML>
+<html>
+<head>
+ <title>Test GainNode in presence of loops</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: 4096,
+ numberOfChannels: 1,
+ createGraph: function(context) {
+ var sourceBuffer = context.createBuffer(1, 2048, context.sampleRate);
+ for (var i = 0; i < 2048; ++i) {
+ sourceBuffer.getChannelData(0)[i] = 1;
+ }
+
+ var source = context.createBufferSource();
+ source.buffer = sourceBuffer;
+ source.loop = true;
+ source.start(0);
+ source.stop(sourceBuffer.duration * 2);
+
+ var gain = context.createGain();
+ // Adjust the gain in a way that we don't just end up modifying AudioChunk::mVolume
+ gain.gain.setValueAtTime(0.5, 0);
+ source.connect(gain);
+ return gain;
+ },
+ createExpectedBuffers: function(context) {
+ var expectedBuffer = context.createBuffer(1, 4096, context.sampleRate);
+ for (var i = 0; i < 4096; ++i) {
+ expectedBuffer.getChannelData(0)[i] = 0.5;
+ }
+ return expectedBuffer;
+ },
+};
+
+runTest();
+
+</script>
+</pre>
+</body>
+</html>