[streaming] Re: VLC usage doubts relating to RTP, RTCP, RTSP

[Benjamin PRACHT]

On Wed, Mar 02, 2005, Nirnimesh wrote :
> 
> I have doubts regarding RTP, RTCP, RTSP usage in VLC. Actually, I'm hazy 
> about  what exactly is getting used in the following:
> 
> I start my streaming server as:
> ./vlc -vvv -I telnet
> 
> Then, telnet 127.0.0.1 4212
> telnet> new s vod enabled
> telnet> setup s input tumbin.avi
> telnet> setup s output 
> #transcode{vcodec=mp4v,venc=ffmpeg,vb=400}:std{access=rtp,mux=ts,url=127.0.0.1}
> telnet> control s play
> 
> Then, the client (same system):
> 
> vlc -vvv -I dummy rtp://
> 
> 
> I'm able to get the stream all fine. Now my doubt is:
> 
> o Am I using RTCP (i.e., does VLC use RTCP for the sync control of the 
> RTP stream)? ffmpeg has this libavformat/rtp.c which appears to be 
> performing these RTCP things.

VLC's RTSP server implementation doesn't currently support RTCP.

> 
> o In the case where I want to use the VLM (telnet mode), how do I use 
> rtsp:// from the client? I already have --enable-livedotcom & 
> --enable-dvbpsi. What exactly does livedotcom provide? Can I start 
> request a new stream using vlc rtsp:// ?

livedotcom provides rtsp support. Try vlc rtsp://<url of the sdp>

> 
> If the above seem illogical, please point me in the right direction.
> 
> Thank You
> 
> Nirnimesh
> 
> [ http://students.iiit.ac.in/~nirnimesh ]
> 
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-- 
BigBen

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