<!DOCTYPE html> <html><head> <meta http-equiv="content-type" content="text/html; charset=windows-1252"> <title>MSE: Don't get stuck buffering for too long when we have frames to show</title> <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> <script type="text/javascript" src="mediasource.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(); var receivedSourceOpen = false; runWithMSE(function(ms, v) { ms.addEventListener("sourceopen", function() { ok(true, "Receive a sourceopen event"); ok(!receivedSourceOpen, "Should only receive one sourceopen for this test"); receivedSourceOpen = true; var sb = ms.addSourceBuffer("video/mp4"); ok(sb, "Create a SourceBuffer"); sb.addEventListener('error', (e) => { ok(false, "Got Error: " + e); SimpleTest.finish(); }); fetchAndLoad(sb, 'bipbop/bipbop', ['init'], '.mp4') .then(fetchAndLoad.bind(null, sb, 'bipbop/bipbop', ['1'], '.m4s')) .then(fetchAndLoad.bind(null, sb, 'bipbop/bipbop', ['2'], '.m4s')) /* Note - Missing |bipbop3| segment here corresponding to (1.62, 2.41] */ /* Note - Missing |bipbop4| segment here corresponding to (2.41, 3.20] */ .then(fetchAndLoad.bind(null, sb, 'bipbop/bipbop', ['5'], '.m4s')) .then(function() { // last audio sample has a start time of 1.578956s var promise = waitUntilTime(v, 1.57895); info("Playing video. It should play for a bit, then fire 'waiting'"); v.play(); return promise; }).then(function() { window.firstStop = Date.now(); fetchAndLoad(sb, 'bipbop/bipbop', ['3'], '.m4s'); // last audio sample has a start time of 2.368435 return waitUntilTime(v, 2.36843); }).then(function() { var waitDuration = (Date.now() - window.firstStop) / 1000; ok(waitDuration < 15, "Should not spend an inordinate amount of time buffering: " + waitDuration); once(v, 'ended', SimpleTest.finish.bind(SimpleTest)); return fetchAndLoad(sb, 'bipbop/bipbop', ['4'], '.m4s'); }).then(function() { ms.endOfStream(); });; }); }); </script> </pre> </body> </html>