Embedded Files
from: http://html5demos.com/two-videos
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset=utf-8 />
<meta name="viewport" content="width=620" />
<title>HTML5 Demo: Two videos in sync</title>
<link rel="stylesheet" href="/css/html5demos.css" type="text/css" />
<script src="/js/h5utils.js"></script></head>
<body>
<section id="wrapper">
<header>
<h1>Two videos in sync</h1>
</header><style>
video {
float: left;
width: 40%;
}
#controls {
clear: left;
}
</style>
<article>
<video id="one">
<source src="assets/dizzy.mp4" />
<source src="assets/dizzy.ogv" />
</video>
<video id="two">
<source src="assets/dizzy.mp4" />
<source src="assets/dizzy.ogv" />
</video>
<p id="controls">
<input type="button" id="play" value="play">
<span id="position">00:00</span> / <span id="duration">loading...</span>
<input type="range" value="0" id="scrub" />
</p>
<p>This demo shows two videos running, which we're trying to run in sync. Moving the scrubber should scrub <em>both</em> videos.</p>
</article>
<script>
var video = document.querySelector('#one'),
video2 = document.querySelector('#two'),
togglePlay = document.querySelector('#play'),
position = document.querySelector('#position'),
ready = false,
controls = document.querySelector('#controls'),
scrub = document.querySelector('#scrub');
addEvent(togglePlay, 'click', function () {
if (ready) {
video.playbackRate = 0.5;
if (video.paused) {
if (video.ended) {
video.currentTime = 0;
video2.currentTime = 0;
}
video2.currentTime = video.currentTime;
video.play();
this.value = "pause";
} else {
video.pause();
this.value = "play";
}
}
});
function seek() {
scrub.value = video2.currentTime = this.currentTime;
}
addEvent(video, 'seeking', seek);
addEvent(video, 'seeked', seek);
addEvent(video, 'play', function () {
video2.play();
});
addEvent(video, 'pause', function () {
video2.pause();
})
addEvent(video, 'timeupdate', function () {
position.innerHTML = asTime(this.currentTime);
scrub.value = this.currentTime;
});
addEvent(video, 'ended', function () {
togglePlay.value = "play";
});
addEvent(video, 'canplay', function () {
video.muted = true;
ready = true;
document.querySelector('#duration').innerHTML = asTime(this.duration);
scrub.setAttribute('max', this.duration);
addEvent(scrub, 'change', function () {
video.currentTime = this.value;
video2.currentTime = this.value;
});
});
function asTime(t) {
t = Math.round(t);
var s = t % 60;
var m = Math.round(t / 60);
return two(m) + ':' + two(s);
}
function two(s) {
s += "";
if (s.length < 2) s = "0" + s;
return s;
}
</script> <footer><a href="/">HTML5 demos</a>/<a id="built" href="http://twitter.com/rem">@rem built this</a>/<a href="#view-source">view source</a></footer>
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