[MPlayer-dev-eng] Postprocessing in GPL
Michael Niedermayer
michaelni at gmx.at
Thu Oct 11 15:27:41 CEST 2001
On Thursday 11 October 2001 14:48, Felix Buenemann wrote:
> I'vr noe redid the test with -pp 15 for old code it gives me 60sec, but I
> also checked new code with timing code disabled it gives me 34sec (note the
the -pp numbers are not identical -pp 15 for the old code is not the same as
-pp 15 for the new one, sorry, anyone wants me to change it?
for luminance
#define V_DEBLOCK 0x01
#define H_DEBLOCK 0x02
#define DERING 0x04
#define LEVEL_FIX 0x08 /* Brightness & Contrast */
for chrominance <<4
so to compare u must use -pp 15 for the old code & -pp 51 for the new one
if u use -pp 15 for the new code it will not do any chrominance filtering
> difference to the result with timing enabled, btw. regular printfs always
> mean a speed impact on my sys cause of the transparent console with font
> antialiasing :).
the rdtsc instructon is used to get the timing info, and its called a few
times per block if MORE_TIMEING is defined ...
Michael
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