[MPlayer-dev-eng] Re: dsputil_mmx.c: -O2

Carl Eugen Hoyos cehoyos at ag.or.at
Mon Sep 18 10:53:23 CEST 2006


Corey Hickey <bugfood-ml <at> fatooh.org> writes:

> 
> Carl Eugen Hoyos wrote:
> > Hi!
> > 
> > Attached patch improves H264 decoding speed on my Athlon XP 2600+ by ~3%.
> > Tested with gcc 4.0.2 and 4.0.3.
> 
> I can't quite figure out what file everybody else is using for the
> benchmarks, so I used my current "can't-quite-play-it" file:
> 
> http://images.apple.com/movies/us/hd_gallery/gl1800/1080p/bbc-japan_1080p.mov

I used Apples first (?) HD trailer. It's a 720p trailer, 127MB, that I don't
find anymore on Apples homepage.

> All the times listed are user times for:
> $ time mplayer bbc-japan_1080p.mov -vo null -nosound -benchmark -quiet
> 
> Athlon64 3400+ at 2556 MHz
> Linux 2.6.17-beyond1 (64-bit)
> Debian (also 64-bit)

[...]

Thanks a lot! I already thought only my personal hardware is affected;-)
Furthermore, I wasn't sure if Athlon64 shows the same results!

Carl Eugen




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