[FFmpeg-devel] [PATCH] Fix linesize computation for NV formats

Michael Niedermayer michaelni
Thu Dec 3 18:45:34 CET 2009


On Thu, Dec 03, 2009 at 01:13:57AM -0200, Ramiro Polla wrote:
[...]
> Getting the smallest dezicycle count from a whole bunch of runs:
> 
> nvXXtoUV:
> C   21802
> MMX  7744
> 
> yuy2ToY and uyvyToY to not cause unaligned loads in MMX:
> C   27653
> MMX 8464
> 
> BEToUV (half the loads are always unaligned in MMX):
> C   21952
> MMX 10060
> 
> New patch attached with MMX nvXXtoUV as well.
> 
> Ramiro Polla

>  swscale.c          |    2 ++
>  swscale_template.c |   50 ++++++++++++++++++++++++++++++++++++++++++++++++++
>  2 files changed, 52 insertions(+)
> 34e6cfe079a809fa8624da73c3961d3814635328  nv12inMMX.diff

ok
[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Democracy is the form of government in which you can choose your dictator
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