[Ffmpeg-devel] dsputil arm patch

Måns Rullgård mans
Mon Apr 23 18:31:45 CEST 2007


Tao Huang wrote:
> This patch fix put_*_xy2_arm bug and enable put_pixels16_arm and
> put_pixels8_y2_arm.
> Speed up > 4%.
>
> ./ffmpeg -benchmark -i Nokia_N800.avi -an -y 1.yuv 2>/dev/null
> bench: utime=39.391s.
>
> ./ffmpeg.orig -benchmark -i Nokia_N800.avi -an -y 1.yuv 2>/dev/null
> bench: utime=41.273s
>
> 1.yuv is link to /dev/null
>
> After dump to yuv file, the md5 sum of results are identical.

Please don't include cosmetic changes in your patch.  Those can be done
later.

Is this the sample video that comes with the N800 decoded on the N800?
Did you compile with the proper flags (-mcpu=arm1136jfs)?  With this
flag, the included video should decode in about 22 seconds.

-- 
M?ns Rullg?rd
mans at mansr.com




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