[Live-devel] testOnDemandRTSPServer always stream audio/MPA and video/MPV ?

Ross Finlayson finlayson at live555.com
Sat Jan 29 00:16:02 PST 2011


>I'm seeing something that I consider weird.

There's nothing "weird" about this.  The diagnostic output is quite 
clear about what the software is doing (or more precisely, is not 
doing) in this case.


>Warning: We don't implement a QuickTime Video Media Data Type for 
>the "MPV" track, so we'll insert a dummy "????" Media Data Atom 
>instead.  A separate, codec-specific editing pass will be needed 
>before this track can be played.

Our "QuickTimeFileSink" code (which implements the writing of ".mov" 
and ".mp4" files) currently doesn't include a mechanism for properly 
storing MPEG-1 or 2 video or audio tracks.  (It supports several 
other codecs - including MPEG-4 and H.264 video, and MPEG-4 (AAC), 
PCM, GSM and QCELP audio - but not (yet) MPEG-1 or 2 video or audio.


>My question is, what do I need to do to stream a mpg file and then 
>be able to open it with openRTSP and obtain a valid .mov file?

You would need to update the "QuickTimeFileSink" code to implement 
MPEG-1 or 2 video and audio.  If you do this, feel free to contribute 
a patch.
-- 

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


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