1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/content/media/webaudio/test/test_mediaStreamAudioSourceNodeCrossOrigin.html Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,57 @@
1.4 +<!DOCTYPE HTML>
1.5 +<html>
1.6 +<meta charset="utf-8">
1.7 +<head>
1.8 + <title>Test MediaStreamAudioSourceNode doesn't get data from cross-origin media resources</title>
1.9 + <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
1.10 + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
1.11 +</head>
1.12 +<body>
1.13 +<pre id="test">
1.14 +<script class="testbody" type="text/javascript">
1.15 +SimpleTest.waitForExplicitFinish();
1.16 +
1.17 +var audio = new Audio("http://example.org:80/tests/content/media/webaudio/test/small-shot.ogg");
1.18 +var context = new AudioContext();
1.19 +var node = context.createMediaStreamSource(audio.mozCaptureStreamUntilEnded());
1.20 +var sp = context.createScriptProcessor(2048, 1);
1.21 +node.connect(sp);
1.22 +var nonzeroSampleCount = 0;
1.23 +var complete = false;
1.24 +var iterationCount = 0;
1.25 +
1.26 +// This test ensures we receive at least expectedSampleCount nonzero samples
1.27 +function processSamples(e) {
1.28 + if (complete) {
1.29 + return;
1.30 + }
1.31 +
1.32 + if (iterationCount == 0) {
1.33 + // Don't start playing the audio until the AudioContext stuff is connected
1.34 + // and running.
1.35 + audio.play();
1.36 + }
1.37 + ++iterationCount;
1.38 +
1.39 + var buf = e.inputBuffer.getChannelData(0);
1.40 + var nonzeroSamplesThisBuffer = 0;
1.41 + for (var i = 0; i < buf.length; ++i) {
1.42 + if (buf[i] != 0) {
1.43 + ++nonzeroSamplesThisBuffer;
1.44 + }
1.45 + }
1.46 + is(nonzeroSamplesThisBuffer, 0,
1.47 + "Checking all samples are zero");
1.48 + if (iterationCount >= 20) {
1.49 + SimpleTest.finish();
1.50 + complete = true;
1.51 + }
1.52 +}
1.53 +
1.54 +audio.oncanplaythrough = function() {
1.55 + sp.onaudioprocess = processSamples;
1.56 +};
1.57 +</script>
1.58 +</pre>
1.59 +</body>
1.60 +</html>
