81 lines
2.4 KiB
HTML
81 lines
2.4 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<head>
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<title>Test MediaRecorder Record AudioContext with four channels</title>
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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<script type="text/javascript" src="manifest.js"></script>
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</head>
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<body>
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<script class="testbody" type="text/javascript">
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function startTest() {
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var context = new AudioContext();
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var buffer = context.createBuffer(4, 80920, context.sampleRate);
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for (var i = 0; i < 80920; ++i) {
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for(var j = 0; j < 4; ++j) {
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buffer.getChannelData(j)[i] = Math.sin(1000 * 2 * Math.PI * i / context.sampleRate);
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}
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}
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var source = context.createBufferSource();
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source.buffer = buffer;
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source.loop = true;
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var dest = context.createMediaStreamDestination();
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var stopTriggered = false;
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var onstopTriggered = false;
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dest.channelCount = 4;
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var expectedMimeType = 'audio/ogg';
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var totalBlobSize = 0;
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source.channelCountMode = 'explicit';
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source.connect(dest);
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var elem = document.createElement('audio');
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elem.srcObject = dest.stream;
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mMediaStream = dest.stream;
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source.start(0);
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elem.play();
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mMediaRecorder = new MediaRecorder(dest.stream);
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mMediaRecorder.onwarning = function() {
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ok(false, 'onwarning unexpectedly fired');
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};
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mMediaRecorder.onerror = function() {
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ok(false, 'onerror unexpectedly fired');
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};
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mMediaRecorder.onstop = function() {
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ok(true, 'onstop fired successfully');
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is(mMediaRecorder.state, 'inactive', 'check recording status is inactive');
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onstopTriggered = true;
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SimpleTest.finish();
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};
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mMediaRecorder.ondataavailable = function (e) {
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if (mMediaRecorder.state == 'recording') {
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ok(e.data.size > 0, 'check blob has data');
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}
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totalBlobSize += e.data.size;
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ok(totalBlobSize > 0, 'check the totalBlobSize');
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is(mMediaRecorder.mimeType, expectedMimeType, 'blob should has mimetype, return ' + mMediaRecorder.mimeType);
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if (!stopTriggered) {
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mMediaRecorder.stop();
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stopTriggered = true;
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} else if (onstopTriggered) {
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ok(false, 'ondataavailable should come before onstop event');
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}
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};
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try {
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mMediaRecorder.start(1000);
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is('recording', mMediaRecorder.state, "check record state recording");
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} catch (e) {
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ok(false, 'Can t record audio context');
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}
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}
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startTest();
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SimpleTest.waitForExplicitFinish();
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</script>
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</pre>
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</body>
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</html>
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