summaryrefslogtreecommitdiffstats
path: root/dom/media/webaudio/test/test_disconnectFromOutput.html
blob: 9a7fe354a933404eca0accf32e8117934d88deeb (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
<!DOCTYPE HTML>
<html>
  <head>
    <title>Test whether we can disconnect an AudioNode</title>
    <script 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: 256,
        numberOfChannels: 1,
        createGraph(context) {
    var sourceBuffer = context.createBuffer(3, 256, context.sampleRate);
    for (var i = 1; i <= 3; i++) {
      var data = sourceBuffer.getChannelData(i-1);
      for (var j = 0; j < data.length; j++) {
          data[j] = i;
      }
    }

    var source = context.createBufferSource();
    source.buffer = sourceBuffer;

    var splitter = context.createChannelSplitter(3);
    var sum = context.createGain();

    source.connect(splitter);
    splitter.connect(sum, 0);
    splitter.connect(sum, 1);
    splitter.connect(sum, 2);
    source.start();

    splitter.disconnect(1);

    return sum;
  },
        createExpectedBuffers(context) {
    expectedBuffer = context.createBuffer(1, 256, context.sampleRate);
    for (var i = 0; i < 256; ++i) {
      expectedBuffer.getChannelData(0)[i] = 4;
    }

    return expectedBuffer;
  },
      };

      runTest();
      </script>
    </pre>
  </body>
</html>