RTSP session description

RTSP session description

  <title>Twister</title>
    <session>
      <group language=en lipsync>
           <switch>
              <track type=audio e="PCMU/8000/1“ src="rtsp://audio.example.com/twister/audio.en/lofi">
              <track type=audio e="DVI4/16000/2" pt="90 DVI4/8000/1" src="rtsp://audio.example.com/twister/audio.en/hifi">
           </switch>
              <track type="video/jpeg" src="rtspu://video.example.com/twister/video">
      </group>
    </session> 

 

From figure 6: “Sample RTSP session description” of Henning Schulzrinne,“A comprehensive multimedia control architecture for the Internet” http://www.cs.columbia.edu/~hgs/papers/Schu9705_Comprehensive.pdf Länkar till en extern sida.

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Transcript

[slide111] But one of the cool things is you can specify, we have an audio track, we have video track, we can specify these, these are to be lipsync synchronized. And now we can add in a different group that is not lipsync synchronized.