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Video, audio and other multimedia

Source: Internet
Author: User
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Video, audio and other multimedia

1, native Multimedia: Fast speed, low dependency on plugins.

2. Format of video files

H5 supports the following three types of video file formats (codecs)

A,ogg Theora file with the extension:. Ogg or. OGV

B,mp4 file with the extension:. mp4 or. m4v

C,WEBM extension:. WebM

3. Add a single video to a Web page

< HTML >   < Body >      <  scr= "PADDLE.WEBM"></video>    </body></html>

Vedeo properties can be: SCR (source) AutoPlay (auto play) controls (controls) muted (mute) loop (loop) poster (poster) width (width) height (high) preload (preload)

4. Add controls and AutoPlay for video

<HTML>   <Body>      <VideoSCR= "PADDLE.WEBM"Controls ></Video>   </Body></HTML>
< HTML >   < Body >      <  scr= "PADDLE.WEBM"  AutoPlay></video >   </ Body > </ HTML >

5. Specify loop playback and poster images for video

<HTML>   <Body>      <VideoSCR= "PADDLE.WEBM"AutoPlay Loop  ></Video>   </Body></HTML>
<HTML>   <Body>      <VideoSCR= "PADDLE.WEBM" poster= "Paddle.jpg"  ></Video>   </Body></HTML>

6, block video preload

<HTML>   <Body>      <VideoSCR= "PADDLE.WEBM" preload= "None"  controls  ></Video>   </Body></HTML>

7, use multiple sources of video and backup files

<body>
  < Videowidth= "369"Height= "208" controls>       <SourceSCR= "Paddle.mp4"type= "Video/mp4">      <SourceSCR= "PADDLE.WEBM"type= "VIDEO/WEBM">

 </video> 
</body>

8, providing accessibility

9, audio file format

. ogg. mp3. wav. AAC. mp4. Opus

10. Add a single audio file with controls to the Web page

< Body >   <  scr= "Pinao.ogg"  controls></audio> </ Body >

11, Auto play, loop and pre-load audio

  <  body      >  <  audio  scr  = "Pinao.ogg"   AutoPlay controls  ></ audio  >  </ body  >  <  html  >  
  <  body      >  <  audio  scr  = "Pinao.ogg"   loop controls  ></ audio  >  </ body  >  <  html  >  
< Body >     <  scr= "Pinao.ogg"  preload= "Metadate"  controls  ></audio></body>< HTML >

12, provide multiple video sources with alternate content

1 <Body>2     <AudioControls>3         <SourceSCR= "Pinao.ogg"type= "Audio/ogg">4         <SourceSCR= "Pinao.mp3"type= "Audio/mp3">5     </Audio>6 </Body>

13. Add video and audio for backup flash

<Body>  <Videowidth= "369"Height= "208"Controls>      <SourceSCR= "Paddle.mp4"type= "Video/mp4">      <SourceSCR= "PADDLE.WEBM"type= "VIDEO/WEBM"> </Video></Body>

Video, audio and other multimedia

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