[Live-devel] presentationTime and B-Frames

Ross Finlayson finlayson at live555.com
Mon Jul 2 01:38:04 PDT 2007


>How is the timeval structure mapped onto the 32bit presentation time in
>the RTP packet, what interval do I have to add to fPresentationTime to
>make RTP timestamp increase by 3600 (i.e. one frame duration @25Hz)?

Receiving code should not need to care about RTP timestamps.  (Only 
the LIVE555 RTP reception code needs to care about RTP timestamps.) 
Instead, just use the presentation time that's given to each piece of 
incoming data (from the "RTPSource" subclass).

-- 

Ross Finlayson
Live Networks, Inc.
http://www.live555.com/


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