<!DOCTYPE HTML> <html> <head> <title>Test AudioBufferSourceNode</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) { // silence for half of the buffer, ones after that. var buffer = context.createBuffer(1, 2048, context.sampleRate); for (var i = 1024; i < 2048; i++) { buffer.getChannelData(0)[i] = 1; } var source = context.createBufferSource(); // we start at the 1024 frames, we should only have ones. source.loop = true; source.loopStart = 1024 / context.sampleRate; source.loopEnd = 2048 / context.sampleRate; source.buffer = buffer; source.start(0, 1024 / context.sampleRate, 1024 / context.sampleRate); return source; }, createExpectedBuffers: function(context) { var expectedBuffer = context.createBuffer(1, 4096, context.sampleRate); for (var i = 0; i < 4096; i++) { expectedBuffer.getChannelData(0)[i] = 1; } return expectedBuffer; }, }; runTest(); </script> </pre> </body> </html>