The Tor Browser: content/media/webaudio/test/test_stereoPanningWithGain.html@6474c204b198 (annotated)

content/media/webaudio/test/test_stereoPanningWithGain.html@6474c204b198 (annotated)

Wed, 31 Dec 2014 06:09:35 +0100

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

 <!DOCTYPE HTML>
 <html>
 <head>
   <title>Test stereo equalpower panning with a GainNode</title>
   <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
   <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
 </head>
 <body>
 <pre id="test">
 <script src="webaudio.js" type="text/javascript"></script>
 <script class="testbody" type="text/javascript">
 const size = 256;
 var gTest = {
   numberOfChannels: 2,
   createGraph: function(context) {
     var panner = context.createPanner();
     panner.setPosition(1.0, 0.0, 0.0); // reference distance the right
     panner.panningModel = "equalpower";
     var gain = context.createGain();
     gain.gain.value = -0.5;
     gain.connect(panner);
     var buffer = context.createBuffer(2, 2, context.sampleRate);
     buffer.getChannelData(0)[0] = 1.0;
     buffer.getChannelData(1)[1] = 1.0;
     var source = context.createBufferSource();
     source.buffer = buffer;
     source.connect(gain);
     source.start(0);
     return panner;
   },
   createExpectedBuffers: function(context) {
     var expectedBuffer = context.createBuffer(2, size, context.sampleRate);
     expectedBuffer.getChannelData(1)[0] = -0.5;
     expectedBuffer.getChannelData(1)[1] = -0.5;
     return expectedBuffer;
   },
 };
 runTest();
 </script>
 </pre>
 </body>
 </html>