HTML5 <video>标记无法在Firefox中使用

Question

    <video  poster="https://res.cloudinary.com/deesul/image/upload/v1482128248/Up_ci3qna.jpg" autoplay="true" loop preload="auto" >
  <source src="https://res.cloudinary.com/deesul/video/upload/v1482630062/Up_1_ofz5ri.ogv" type="video/ogv">
 <source src="https://res.cloudinary.com/deesul/video/upload/v1482126175/Up_srxisl.webm" type='video/webm; codecs="vp8.0, vorbis"'>     
  <source src="https://res.cloudinary.com/deesul/video/upload/v1482126174/Up_tle5de.mp4" type="video/mp4">     
</video> 

这不是在Firefox中显示海报或视频。请帮我解决firefox上的这个问题。

Answer 1

这是来自MDN和W3C的基本结构

＆＃13;

＆＃13;

<suite name="AutomationFramework" parallel="false" thread-count="1">

＆＃13;

＆＃13;

＆＃13;