content/media/webaudio/test/test_oscillatorNodeStart.html@6474c204b198
content/media/webaudio/test/test_oscillatorNodeStart.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 the OscillatorNode interface</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 class="testbody" type="text/javascript">
12 SimpleTest.waitForExplicitFinish();
13 addLoadEvent(function() {
15 var context = new AudioContext();
16 var osc = context.createOscillator();
17 var sp = context.createScriptProcessor();
19 osc.connect(sp);
20 // Work around bug 916387.
21 sp.connect(context.destination);
23 sp.onaudioprocess = function (e) {
24 var input = e.inputBuffer.getChannelData(0);
25 var isSilent = true;
26 for (var i = 0; i < input.length; i++) {
27 if (input[i] != 0.0) {
28 isSilent = false;
29 }
30 }
31 sp.onaudioprocess = null;
32 ok(isSilent, "OscillatorNode should be silent before calling start.");
33 SimpleTest.finish();
34 }
35 });
37 </script>
38 </pre>
39 </body>
40 </html>
