How to add video and audio in HTML5

Like below we can add video in html5

<video width="320" height="240" controls="controls">
  <source src="pcds.mp4" type="video/mp4" />
  <source src="pcds.ogg" type="video/ogg" />
  </video>

And audie like this
<audio controls="controls">
  <source src="song.ogg" type="audio/ogg" />
  <source src="song.mp3" type="audio/mpeg" />
  </audio>