[Ffmpeg-devel] [PATCH] h264 - loopify some get_cabac calls

Loren Merritt lorenm
Mon Mar 26 08:28:46 CEST 2007


On Sun, 25 Mar 2007, Guillaume POIRIER wrote:
> On 3/25/07, Alexander Strange <astrange at ithinksw.com> wrote:
>
>> I think the stuff in transpose6x16 can be cleaned up; it should be
>> able to use vec_ste instead of copying the result array.
>>
>> But this is my first time studying it too; I didn't write it.
>
> Ok. Who may that be? I attached a patch that uses these altivec
> routines on x264. I looks like they don't produce bit-identical
> results as the C version, but maybe it's just because I haven't
> modifed what needed to to make them work on x264 environment.

Cosmetics:
Based on their function, I would expect the transposes to be called 
transpose16x6 and transpose4x16.
What kind of filename is altivec_lum.c? All the files in that directory 
are altivec, and most of them use luma.

--Loren Merritt




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