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

Ramiro Polla ramiro.polla
Thu Dec 3 19:18:27 CET 2009


On Thu, Dec 3, 2009 at 3:45 PM, Michael Niedermayer <michaelni at gmx.at> wrote:
> 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

Applied.



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