[MPlayer-users] MPplayer and installing a new gcc version

D Richard Felker III dalias at aerifal.cx
Tue Oct 26 12:45:32 CEST 2004


On Mon, Oct 25, 2004 at 10:52:12PM -0700, RC wrote:
> On Tue, 26 Oct 2004 00:56:01 -0400
> D Richard Felker III <dalias at aerifal.cx> wrote:
> 
> > quite the opposite. ffmpeg is massively slower, as in unplayable dvds
> > versus playable dvds. 
> 
> time mplayer -vfm ffmpeg -nocache -benchmark 60\ Minutes\
> 2004Oct24_19\:00.02.mpeg -vo null -nosound
> 
> BENCHMARKs: VC: 488.218s VO:   0.320s A:   0.000s Sys: 113.034s = 
> 601.571s BENCHMARK%: VC: 81.1571% VO:  0.0531% A:  0.0000% Sys: 18.7898%
> = 100.0000%
> 
> Exiting... (End of file)
> 
> real    10m1.853s
> user    8m32.410s
> sys     0m18.860s
> 
> time mplayer -vfm libmpeg2 -nocache -benchmark 60\ Minutes\
> 2004Oct24_19\:00.02.mpeg -vo null -nosound
> 
> BENCHMARKs: VC: 552.462s VO: 
>  0.548s A:   0.000s Sys: 108.868s = 661.879s BENCHMARK%: VC: 83.4688%
> VO:  0.0828% A:  0.0000% Sys: 16.4484%= 100.0000%
> 
> Exiting... (End of file)
> 
> real    11m4.031s
> user    9m34.770s
> sys     0m20.450s
> 
> Call me crazy, but it looks like ffmpeg is faster.  At the very
> least, ffmpeg sure isn't a lot slower than libmpeg2.  That's using
> dev-CVS-041008-12:19-3.2.2

2 possibilities likely:
1. it's faster on _your_ cpu, not others.
2. gcc3 makes libmpeg2 slower...? :) actually this is very likely..

as i said before, this is not just theoratical bullshit. dvd is
playable with libmpeg2, not playable with ffmpeg, for me!!!

rich




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