[MPlayer-users] H.264 decoder speed

Dietmar Hofer didi at a-t-s.at
Fri Mar 10 12:04:55 CET 2006


Am Freitag, 10. März 2006 11:23 schrieb Nico Sabbi:
> Dietmar Hofer wrote:
> > Hi all
> >
> > I'm using mplayer to playback H.264 HDTV-streams which I recorded from a
> > german FTA-channel.
> > The video is 1080i (but progressive coded using the paff-feature).
> > When I playback this on a P4 (Prescott) 3.4, I get a CPU usage for
> > decoding of ~370%. I didn't expect it to be playbacked smoothly, but 370%
> > seems is a bit much.
> > I compiled the latest CVS source version on SuSE 10 with gcc 4.0.2
> > Do you think that my build is bad or is it because the performace of the
> > current H.264 codec is not better at this time?
> >
> > regards
> > didi
>
> dunno if the decoder is enough optimized, but I can surely tell you
> should add
> -fps 25, because there's still a bug in the framerate detection that i
> forgot to fix :)

It detects a rate of 50 fps. If it means 50 fields/sec that would be right. 
Does it?
Btw, thanks again for the demuxer patch, it helped me a lot!




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