[FFmpeg-devel] [RFC] Regression test speed

Stefano Sabatini stefano.sabatini-lala
Sat Dec 12 14:50:14 CET 2009


On date Tuesday 2009-12-08 11:12:17 +0100, Stefano Sabatini encoded:
> On date Saturday 2009-12-05 19:26:46 +0100, Stefano Sabatini encoded:
> > On date Saturday 2009-11-28 14:53:07 -0800, Baptiste Coudurier encoded:
> > > On 11/28/09 1:40 PM, Stefano Sabatini wrote:
> > >> On date Saturday 2009-11-28 22:14:49 +0100, Michael Niedermayer encoded:
> > >>> Hi
> > >>>
> > >>> On my duron make test eats over 17minutes. This is quite annoying as
> > >>> it limits which system i can reasonably work on.
> > >>> So id like to suggest that tests do not encode more tha 352x288x25
> > >>> pixels, that is codecs limited to high resolutions should use proportionally
> > >>> fewer frames.
> > >>
> > >> Yes, especially the dnxhd tests are painfully slow.
> > >
> > > Indeed, go on and reduce the number of frames encoded, I think 5 should  
> > > be ok.
> > 
> > cat /proc/cpuinfo | grep "model name"
> > model name	: Intel(R) Core(TM)2 CPU         T7200  @ 2.00GHz
> > 
> > Without the patch:
> > time make codectest
> > 937.96user 10.13system 12:49.87elapsed 123%CPU (0avgtext+0avgdata 0maxresident)k
> > 2848inputs+2359496outputs (0major+1202220minor)pagefaults 0swaps
> > 
> > With the patch:
> > 421.61user 9.11system 6:57.09elapsed 103%CPU (0avgtext+0avgdata 0maxresident)k
> > 16inputs+2011472outputs (0major+1172101minor)pagefaults 0swaps
> > 
> > Is OK to apply?
> 
> I'm going to apply it soon unless objections, since Baptiste already
> implicitely OKed it and the patch is a timesaver for the poor testers.

Applied.
-- 
FFmpeg = Forgiving & Fostering Mean Puristic Experimenting Gospel



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