content/media/webaudio/test/test_delayNodeSmallMaxDelay.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.

michael@0 1 <!DOCTYPE HTML>
michael@0 2 <html>
michael@0 3 <head>
michael@0 4 <title>Test DelayNode</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: 1,
michael@0 16 createGraph: function(context) {
michael@0 17 var source = context.createBufferSource();
michael@0 18
michael@0 19 var delay = context.createDelay(0.02);
michael@0 20
michael@0 21 source.buffer = this.buffer;
michael@0 22
michael@0 23 source.connect(delay);
michael@0 24
michael@0 25 source.start(0);
michael@0 26 return delay;
michael@0 27 },
michael@0 28 createExpectedBuffers: function(context) {
michael@0 29 var expectedBuffer = context.createBuffer(1, 2048, context.sampleRate);
michael@0 30 for (var i = 0; i < 2048; ++i) {
michael@0 31 expectedBuffer.getChannelData(0)[i] = Math.sin(440 * 2 * Math.PI * i / context.sampleRate);
michael@0 32 }
michael@0 33 this.buffer = expectedBuffer;
michael@0 34 return expectedBuffer;
michael@0 35 },
michael@0 36 };
michael@0 37
michael@0 38 runTest();
michael@0 39
michael@0 40 </script>
michael@0 41 </pre>
michael@0 42 </body>
michael@0 43 </html>

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