Browser_Feature_Detection-legacy-/index.html at master · jpwimp/Browser_Feature_Detection-legacy- · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Dolby Feature Detection Tutorial</title>
    <link rel="stylesheet" href="lib/highlight/github-gist.css"/>
    <link rel="stylesheet" href="styles/dolby.css"/>
</head>
<body>
<h1>Dolby Sample Code Example</h1>

<h3 id="video-title">Video Player</h3>

<div id="video-container" class="video-container">
    <video src="assets/dolby.mp4" controls></video>
</div>
<br/>

<h3>HTML Code</h3>
<pre>
    <code class="html">
&lt;video src="assets/dolby.mp4" controls&gt;&lt;/video&gt;
    </code>
</pre>
<h3>How to Browser Detect for Dolby Digital Plus JavaScript Code - Listed Below <span class="sub">(<a target="_blank" href="scripts/feature-detection.js">download *.js file</a>)</span></h3>
<pre>
    <code class="js">
var Dolby = Dolby || {};

(function (start) {
    'use strict';
    var video = document.createElement('video');

    if (video.canPlayType('audio/mp4;codecs="ec-3"') === '' ) {
        Dolby.supportDDPlus = false;
        start();
    } else {
        var audio = new Audio();
        audio.muted = true;
        audio.addEventListener('error', function () {
            Dolby.supportDDPlus = false;
            start();
        }, false);
        audio.addEventListener('seeked', function () {
            Dolby.supportDDPlus = true;
            start();
        }, false);

        audio.addEventListener('canplaythrough', function () {
        try {
            audio.currentTime = 2;
        } catch (e) {
        }
        }, false);
        audio.src = 'assets/silence.mp4';
        audio.play();
    }
}(Dolby.init));
    </code>
</pre>
<script src="lib/highlight/highlight.pack.js"></script>
<script>hljs.initHighlightingOnLoad();</script>
<script src="scripts/dolby.js"></script>
<script src="scripts/feature-detection.js"></script>
</body>
</html>