title: where I can find h.264 video samples that encoded into different qualities.
body: <p>I install Wowza media server and I need to test on-demand MPEG dash. where I can find h.264 video samples that encoded into different qualities. </p>
  
  <p>I try to download one file and encoded using ffmpeg, but it is MPEG dash not working with me, it seem I'm doing the ffmpeg in wrong way. because that I'm searching if there are already encoded videos available to download online.</p>