hls-test/fmp4-alt.html
2023-03-30 11:46:39 -07:00

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<!DOCTYPE html>
<html>
<head>
<meta charset=utf-8>
<title>HLS VP9/fMP4 test</title>
<link rel=stylesheet type=text/css href=video-js/video-js.css>
</head>
<body>
<h1>HLS VP9/fMP4 test</h1>
<h2>Caminandes - Llamigos</h2>
<ul>
<li><a href="fmp4-codecs.html">see codec variants</a></li>
<li><a href="fmp4-tracks.html">see component track list</a></li>
</ul>
<h3>With fallbacks</h3>
<p>HLS with VP9 (.mp4)/MJPEG (.mov) video tracks and Opus/MP3 audio tracks. Custom MSE wrapper enabled to provide HLS-over-MSE for Mac Safari/Chrome/Firefox.</p>
<div>
<video controls width=640 height=360>
<source type=application/vnd.apple.mpegurl src=fmp4.vp9-mjpeg.mov.m3u8>
</video>
</div>
<script type="text/javascript">
if (typeof MediaSource !== 'undefined') {
async function process(video) {
let vp9 = 'video/mp4; codecs="vp09.00.41.08"';
let opus = 'audio/mp4; codecs="opus"';
let mp3 = 'audio/mpeg';
// Temporary hack, just load the full tracks
let videoTracks = [
{ type: vp9, src: 'fmp4.480p.vp9.mp4' },
];
let audioTracks = [
{ type: opus, src: 'fmp4.audio.opus.mp4' },
{ type: mp3, src: 'fmp4.audio.mpeg.mp3' },
];
let videoTrack = videoTracks.filter(({type}) => MediaSource.isTypeSupported(type))[0];
let audioTrack = audioTracks.filter(({type}) => MediaSource.isTypeSupported(type))[0];
if (!videoTrack || !audioTrack) {
throw new Error('error no tracks');
}
console.log(videoTrack);
console.log(audioTrack);
let videoBytes = await (await fetch(videoTrack.src)).arrayBuffer();
// hackhack
videoBytes = videoBytes.slice(0, 878148 + 779);
let audioBytes = await (await fetch(audioTrack.src)).arrayBuffer();
let source = new MediaSource();
source.addEventListener("sourceopen", (event) => {
source.duration = 150; // hack
let videoBuffer = source.addSourceBuffer(videoTrack.type);
let audioBuffer = source.addSourceBuffer(audioTrack.type);
videoBuffer.appendBuffer(videoBytes);
audioBuffer.appendBuffer(audioBytes);
console.log('appended.');
});
video.addEventListener('error', (event) => {
console.log('video error?', video.error);
});
video.src = URL.createObjectURL(source);
console.log('opening...');
}
for (let video of document.querySelectorAll('video')) {
process(video);
}
}
</script>
</body>
</html>