зеркало из https://github.com/mozilla/gecko-dev.git
102 строки
2.9 KiB
HTML
102 строки
2.9 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=493187
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-->
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<head>
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<title>Bug 493187 - enter HAVE_FUTURE_DATA when seeking within buffered data even if new data isn't arriving</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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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=493187">Mozilla Bug 493187</a>
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<pre id="test">
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<script class="testbody" type="text/javascript">
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// Decrease parallelism for this test requires decent decoding performance in
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// order to pass the test.
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PARALLEL_TESTS = 1;
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var manager = new MediaTestManager;
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function finish(v) {
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v.onerror = null;
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removeNodeAndSource(v);
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manager.finished(v.token);
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}
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function timeupdate(e) {
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var v = e.target;
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var b = v.buffered;
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var start = b.start(0);
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var end = b.end(0);
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// We got enough data buffered, try to seek within the buffered range.
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if (end - start >= v.duration / 2) {
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info("[" + v._name + "] buffered start=" + start + " end=" + end);
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v.ontimeupdate = null;
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// Seek to the middle of the buffered range.
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var t = (start + end) / 2;
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info("[" + v._name + "] seeking to " + t);
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v.currentTime = t;
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}
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}
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function seeked(e) {
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var v = e.target;
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info("[" + v._name + "] seeked currentTime=" + v.currentTime + " readyState=" + v.readyState);
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// Having seeked within the buffered range, readyState should be at least
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// HAVE_FUTURE_DATA now or later (buffered data becoming decoded data).
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if (v.readyState >= v.HAVE_FUTURE_DATA) {
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finish(v);
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return;
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}
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v.oncanplay = function() {
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info("[" + v._name + "] oncanplay currentTime=" + v.currentTime + " readyState=" + v.readyState);
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// Pass the test when we receive "oncanplay". Don't check |readyState >= HAVE_FUTURE_DATA|
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// for "oncanplay" is dispatched asynchronously, readyState could be changed
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// before "oncanplay" is received.
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v.oncanplay = null;
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v.onended = null;
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finish(v);
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}
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v.onended = function() {
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v.oncanplay = null;
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v.onended = null;
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ok(false, "[" + v._name + "] readyState=" + v.readyState + " not reaching HAVE_FUTURE_DATA before ended");
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finish(v);
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}
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}
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function error(e) {
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var v = e.target;
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info("[" + v._name + "] error=" + v.error.code);
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finish(v);
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}
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function startTest(test, token) {
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var v = document.createElement('video');
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v.token = token;
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manager.started(token);
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v.src = test.name;
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v._name = test.name;
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v.ontimeupdate = timeupdate;
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v.onseeked = seeked;
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v.onerror = error;
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document.body.appendChild(v);
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v.play();
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}
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SimpleTest.waitForExplicitFinish();
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SpecialPowers.pushPrefEnv({"set": [["media.cache_size", 40000]]}, beginTest);
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function beginTest() {
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manager.runTests(gSeekTests, startTest);
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}
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</script>
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</pre>
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</body>
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</html>
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