1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/content/media/webaudio/test/test_stereoPanningWithGain.html Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,49 @@
1.4 +<!DOCTYPE HTML>
1.5 +<html>
1.6 +<head>
1.7 + <title>Test stereo equalpower panning with a GainNode</title>
1.8 + <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
1.9 + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
1.10 +</head>
1.11 +<body>
1.12 +<pre id="test">
1.13 +<script src="webaudio.js" type="text/javascript"></script>
1.14 +<script class="testbody" type="text/javascript">
1.15 +
1.16 +const size = 256;
1.17 +
1.18 +var gTest = {
1.19 + numberOfChannels: 2,
1.20 + createGraph: function(context) {
1.21 + var panner = context.createPanner();
1.22 + panner.setPosition(1.0, 0.0, 0.0); // reference distance the right
1.23 + panner.panningModel = "equalpower";
1.24 +
1.25 + var gain = context.createGain();
1.26 + gain.gain.value = -0.5;
1.27 + gain.connect(panner);
1.28 +
1.29 + var buffer = context.createBuffer(2, 2, context.sampleRate);
1.30 + buffer.getChannelData(0)[0] = 1.0;
1.31 + buffer.getChannelData(1)[1] = 1.0;
1.32 + var source = context.createBufferSource();
1.33 + source.buffer = buffer;
1.34 + source.connect(gain);
1.35 + source.start(0);
1.36 +
1.37 + return panner;
1.38 + },
1.39 + createExpectedBuffers: function(context) {
1.40 + var expectedBuffer = context.createBuffer(2, size, context.sampleRate);
1.41 + expectedBuffer.getChannelData(1)[0] = -0.5;
1.42 + expectedBuffer.getChannelData(1)[1] = -0.5;
1.43 + return expectedBuffer;
1.44 + },
1.45 +};
1.46 +
1.47 +runTest();
1.48 +
1.49 +</script>
1.50 +</pre>
1.51 +</body>
1.52 +</html>
