[Ffmpeg-cvslog] CVS: ffmpeg/libavcodec mpeg12.c,1.230,1.231

[Michael Niedermayer]

Hi

On Friday 22 April 2005 21:57, Diego Biurrun wrote:
> On Tue, Apr 19, 2005 at 01:37:03PM +0200, Michael Niedermayer CVS wrote:
> > Modified Files:
> >  mpeg12.c
> > Log Message:
> > optimizing non_intra ac coeff decode
>
> Michael, shall I redo my benchmarks now?
>
> It looks as though you are trying to optimize MPEG-1/2 - which is great
> btw :) - and I'm not sure what the best moment to repeat the benchmarks
> would be.  

i can assure u that i neither know the best moment


> If it helps you, I can repeat the benchmarks for every new 
> revision of mpeg12.c, but maybe this is overkill and you can just tell
> me when you are finished and I'll redo them then.

i dont know when iam finished, iam just looking at the code and trying various 
things, if its faster it goes to cvs, if not to /dev/null ...



>
> So before I do work in vain, I'd like to know what the best course of
> action will be.  Doing them for every revision is no problem, I just
> want to be sure I don't waste my time if I do it.

it certainly wont be a waste of time to benchmark every revision of ffmpeg 
starting at very first one :)
we maybe would find some changes which caused the performance to drop ...


[...]
-- 
Michael

"nothing is evil in the beginning. Even Sauron was not so." -- Elrond