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Bug 910903 - Stop requesting data when count >= 30 to prevent the main thread from starving the encoding thread. r=jsmith

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This commit is contained in:
JW Wang 2014-01-28 13:41:11 +08:00
parent 2c0f5b61a5
commit 4a45687cda
1 changed files with 8 additions and 5 deletions
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13
content/media/test/test_mediarecorder_avoid_recursion.html
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@ -17,14 +17,17 @@ function startTest() {
mediaRecorder.start(); mediaRecorder.start();
info("mediaRecorder start"); info("mediaRecorder start");
mediaRecorder.ondataavailable = function (e) { mediaRecorder.ondataavailable = function (e) {
if (count++ == 30) { ++count;
info("got ondataavailable data size = " + e.data.size);
// no more requestData() to prevent busy main thread from starving
// the encoding thread
if (count == 30) {
info("stream.stop");
stream.stop(); stream.stop();
} } else if (count < 30 && mediaRecorder.state == 'recording') {
if (mediaRecorder.state == 'recording') { info("requestData again");
info("get data again");
mediaRecorder.requestData(); mediaRecorder.requestData();
} }
info("got ondataavailable data size = " + e.data.size);
} }
mediaRecorder.requestData(); mediaRecorder.requestData();
info("mediaRecorder requestData"); info("mediaRecorder requestData");