54 lines
1.4 KiB
HTML
54 lines
1.4 KiB
HTML
<!DOCTYPE HTML>
|
|
<html>
|
|
<meta charset="utf-8">
|
|
<head>
|
|
<title>Test MediaStreamTrackAudioSourceNode doesn't get data from cross-origin media resources</title>
|
|
<script src="/tests/SimpleTest/SimpleTest.js"></script>
|
|
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
|
|
</head>
|
|
<body>
|
|
<pre id="test">
|
|
<script class="testbody" type="text/javascript">
|
|
SimpleTest.waitForExplicitFinish();
|
|
|
|
const CROSS_ORIGIN_URL = "http://example.org:80/tests/dom/media/webaudio/test/sine-440-10s.opus"
|
|
let iterationCount = 0;
|
|
let context = null;
|
|
let sp;
|
|
|
|
function processSamples(e) {
|
|
++iterationCount;
|
|
|
|
let buf = e.inputBuffer.getChannelData(0);
|
|
let nonzeroSamplesThisBuffer = 0;
|
|
for (let i = 0; i < buf.length; ++i) {
|
|
if (buf[i] != 0) {
|
|
++nonzeroSamplesThisBuffer;
|
|
}
|
|
}
|
|
is(nonzeroSamplesThisBuffer, 0,
|
|
"a source that is cross origin cannot be inspected by Web Audio");
|
|
|
|
if (iterationCount == 40) {
|
|
sp.onaudioprocess = null;
|
|
context.close();
|
|
SimpleTest.finish();
|
|
}
|
|
}
|
|
|
|
let audio = new Audio();
|
|
audio.src = CROSS_ORIGIN_URL;
|
|
audio.onloadedmetadata = function () {
|
|
context = new AudioContext();
|
|
let stream = audio.mozCaptureStream();
|
|
let track = stream.getAudioTracks()[0];
|
|
let node = context.createMediaStreamTrackSource(track);
|
|
node.connect(context.destination);
|
|
sp = context.createScriptProcessor(2048, 1);
|
|
sp.onaudioprocess = processSamples;
|
|
node.connect(sp);
|
|
}
|
|
|
|
</script>
|
|
</pre>
|
|
</body>
|