content/media/webaudio/test/test_pannerNodeChannelCount.html@6474c204b198
content/media/webaudio/test/test_pannerNodeChannelCount.html
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
1 <!DOCTYPE HTML>
2 <html>
3 <head>
4 <title>Test PannerNode directly above</title>
5 <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
6 <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
7 </head>
8 <body>
9 <pre id="test">
10 <script src="webaudio.js" type="text/javascript"></script>
11 <script class="testbody" type="text/javascript">
13 var gTest = {
14 length: 2048,
15 numberOfChannels: 2,
16 createGraph: function(context) {
17 var buffer = context.createBuffer(2, 2048, context.sampleRate);
18 for (var i = 0; i < 2048; ++i) {
19 var sample = Math.sin(440 * 2 * Math.PI * i / context.sampleRate);
20 // When mixed into a single channel, this produces silence
21 buffer.getChannelData(0)[i] = sample;
22 buffer.getChannelData(1)[i] = -sample;
23 }
25 var panner = context.createPanner();
26 panner.setPosition(1, 2, 3);
27 panner.channelCount = 1;
28 expectException(function() { panner.channelCount = 3; },
29 DOMException.NOT_SUPPORTED_ERR);
30 panner.channelCountMode = "explicit";
31 expectException(function() { panner.channelCountMode = "max"; },
32 DOMException.NOT_SUPPORTED_ERR);
33 panner.channelInterpretation = "discrete";
34 panner.channelInterpretation = "speakers";
36 var source = context.createBufferSource();
37 source.buffer = buffer;
38 source.connect(panner);
39 source.start(0);
41 return panner;
42 },
43 };
45 runTest();
47 </script>
48 </pre>
49 </body>
50 </html>
