HTML5 Video Codecs

<video width="480" height="270" playsinline controls>
  <source src="small.m3u8" type="application/x-mpegurl" />
  <source src="small.mp4" type="video/mp4" />
  <source src="small.webm" type="video/webm" />
  <source src="small.ogv" type="video/ogg" />
</video>

Video source: Sintel, the Durian Open Movie Project