[gst-devel] FluTSmux performance

Wim Taymans wim.taymans at gmail.com
Thu May 21 15:39:10 CEST 2009


On Wed, 2009-05-20 at 11:54 +0200, Favila Deba wrote:
> 
>     Hello and thanks for your help. I really need to overcome this
> problem.
> 
>     I have tried with the parser element  (mpegtsparse) and with the
> rtpmp2tpay/rtpmp2tdepay elements but it does not improve.
> 
>     File after the encoder in the sender and file after the demuxer in
> the receiver part are not identical, but should they be identical
> bitwise? But they are pretty similar files, it is hard to compare but
> maybe only first headers are differents.  
> 
>     One more annoying/curious thing. If I do this:
>         sender: videosrc ! x264enc ! queue ! flutsmux ! udpsink
> host=192.168.0.2 port=8000
>         receiver: gst-launch-0.10 udpsrc port=8000 ! queue ! filesink
> location=test.ts
> and I play the file (vlc test.ts), it plays
> perfectly!!!!!!!!!!!!!!! ???????????????????, but if I try to play it
> alive, it is a mess!!! (and the CPU load is not a problem at all)
> (using: gst-launch-0.10 udpsrc port=8434 ! queue ! flutsdemux !
> 'video/x-h264,width=640,height=480' ! decodebin ! xvimagesink).
> 

You need a queue in that pipeline (before xvimagesink). This works fine
for me:

gst-launch-0.10 udpsrc port=8434 ! mpegtsdemux ! queue ! ffdec_h264 !
xvimagesink

Wim


>     I am completely lost with this!  ;-) 
> 
>     Thank you very much.
>     All the best.
>     Favila.
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