content/media/webaudio/test/test_pannerNodeChannelCount.html@44a2da4a2ab2 (annotated)
content/media/webaudio/test/test_pannerNodeChannelCount.html
Fri, 16 Jan 2015 04:50:19 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Fri, 16 Jan 2015 04:50:19 +0100
- branch
- TOR_BUG_9701
- changeset 13
- 44a2da4a2ab2
- permissions
- -rw-r--r--
Replace accessor implementation with direct member state manipulation, by
request https://trac.torproject.org/projects/tor/ticket/9701#comment:32
| michael@0 | 1 | <!DOCTYPE HTML> |
| michael@0 | 2 | <html> |
| michael@0 | 3 | <head> |
| michael@0 | 4 | <title>Test PannerNode directly above</title> |
| michael@0 | 5 | <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> |
| michael@0 | 6 | <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> |
| michael@0 | 7 | </head> |
| michael@0 | 8 | <body> |
| michael@0 | 9 | <pre id="test"> |
| michael@0 | 10 | <script src="webaudio.js" type="text/javascript"></script> |
| michael@0 | 11 | <script class="testbody" type="text/javascript"> |
| michael@0 | 12 | |
| michael@0 | 13 | var gTest = { |
| michael@0 | 14 | length: 2048, |
| michael@0 | 15 | numberOfChannels: 2, |
| michael@0 | 16 | createGraph: function(context) { |
| michael@0 | 17 | var buffer = context.createBuffer(2, 2048, context.sampleRate); |
| michael@0 | 18 | for (var i = 0; i < 2048; ++i) { |
| michael@0 | 19 | var sample = Math.sin(440 * 2 * Math.PI * i / context.sampleRate); |
| michael@0 | 20 | // When mixed into a single channel, this produces silence |
| michael@0 | 21 | buffer.getChannelData(0)[i] = sample; |
| michael@0 | 22 | buffer.getChannelData(1)[i] = -sample; |
| michael@0 | 23 | } |
| michael@0 | 24 | |
| michael@0 | 25 | var panner = context.createPanner(); |
| michael@0 | 26 | panner.setPosition(1, 2, 3); |
| michael@0 | 27 | panner.channelCount = 1; |
| michael@0 | 28 | expectException(function() { panner.channelCount = 3; }, |
| michael@0 | 29 | DOMException.NOT_SUPPORTED_ERR); |
| michael@0 | 30 | panner.channelCountMode = "explicit"; |
| michael@0 | 31 | expectException(function() { panner.channelCountMode = "max"; }, |
| michael@0 | 32 | DOMException.NOT_SUPPORTED_ERR); |
| michael@0 | 33 | panner.channelInterpretation = "discrete"; |
| michael@0 | 34 | panner.channelInterpretation = "speakers"; |
| michael@0 | 35 | |
| michael@0 | 36 | var source = context.createBufferSource(); |
| michael@0 | 37 | source.buffer = buffer; |
| michael@0 | 38 | source.connect(panner); |
| michael@0 | 39 | source.start(0); |
| michael@0 | 40 | |
| michael@0 | 41 | return panner; |
| michael@0 | 42 | }, |
| michael@0 | 43 | }; |
| michael@0 | 44 | |
| michael@0 | 45 | runTest(); |
| michael@0 | 46 | |
| michael@0 | 47 | </script> |
| michael@0 | 48 | </pre> |
| michael@0 | 49 | </body> |
| michael@0 | 50 | </html> |
