网页前端video播放m3u8(HLS)


网页前端video播放m3u8(HLS)

HLS (HTTP Live Streaming)是Apple公司研发的流媒体传输技术,包括一个m3u8的索引文件、多个ts分片文件和key加密串文件。这项技术主要应用于点播和直播领域。

开源JS库(Github):

【video.js】https://github.com/videojs/videojs-contrib-hls
【hls.js】https://github.com/video-dev/hls.js/

腾讯视频SDK(TCPlayerLite),文档地址:https://cloud.tencent.com/document/product/881/20207

DOCTYPE html>
<html>
<head>
<meta charset=utf-8 />
<title>videojs-contrib-hls embedtitle>

  <link href="https://unpkg.com/video.js/dist/video-js.css" rel="stylesheet">
  <script src="https://unpkg.com/video.js/dist/video.js">script>
  <script src="https://unpkg.com/videojs-contrib-hls/dist/videojs-contrib-hls.js">script>
  
head>
<body>
  <h1>Video.js Example Embedh1>

  <video id="my_video_1" class="video-js vjs-default-skin" controls preload="auto" width="640" height="268" 
  data-setup='{}'>
    <source src="http://d2zihajmogu5jn.cloudfront.net/bipbop-advanced/bipbop_16x9_variant.m3u8" type="application/x-mpegURL">
  video>
  
  <script>
  script>
  
body>
html>

注:可以指定多个source标签。

DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <title>前端播放m3u8格式视频title>
    <link href="https://vjs.zencdn.net/7.4.1/video-js.css" rel="stylesheet">
    <script src='https://vjs.zencdn.net/7.4.1/video.js'>script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/videojs-contrib-hls/5.15.0/videojs-contrib-hls.min.js" type="text/javascript">script>
    
head>
<body>
    <style>
        .video-js .vjs-tech {position: relative !important;}
    style>
    <div>
        <video id="myVideo" class="video-js vjs-default-skin vjs-big-play-centered" controls preload="auto" data-setup='{}' style='width: 100%;height: auto'>
            <source id="source" src="http://1252093142.vod2.myqcloud.com/4704461fvodcq1252093142/48c8a9475285890781000441992/playlist.m3u8" type="application/x-mpegURL">source>
        video>
    div>
    <div class="qiehuan" style="width:100px;height: 100px;background: red;margin:0 auto;line-height: 100px;color:#fff;text-align: center">切换视频div>
body>
 
<script>
    // videojs 简单使用
    var myVideo = videojs('myVideo', {
        bigPlayButton: true,
        textTrackDisplay: false,
        posterImage: false,
        errorDisplay: false,
    })
    myVideo.play()
    var changeVideo = function (vdoSrc) {
        if (/\.m3u8$/.test(vdoSrc)) { //判断视频源是否是m3u8的格式
            myVideo.src({
                src: vdoSrc,
                type: 'application/x-mpegURL' //在重新添加视频源的时候需要给新的type的值
            })
        } else {
            myVideo.src(vdoSrc)
        }
        myVideo.load();
        myVideo.play();
    }
    var src = 'http://1252093142.vod2.myqcloud.com/4704461fvodcq1252093142/f865d8a05285890787810776469/playlist.f3.m3u8';
    document.querySelector('.qiehuan').addEventListener('click', function () {
        changeVideo(src);
    })
script>