[FFmpeg-devel] [PATCH 4/7] x86: sbrdsp: implement SSE hf_apply_noise

Jason Garrett-Glaser darkshikari at gmail.com
Sun Apr 7 01:02:23 CEST 2013


On Sat, Apr 6, 2013 at 12:07 PM, Loren Merritt <lorenm at u.washington.edu> wrote:
> On Sat, 6 Apr 2013, Christophe Gisquet wrote:
>
>> +%macro SBUTTERFLY_F128 3
>> +    vperm2i128  m%3, m%1, m%2, q0301 ; punpckh
>> +    vinserti128 m%1, m%1, xm%2, 1    ; punpckl
>> +    SWAP %2, %3
>> +%endmacro
>
> import "SBUTTERFLY dqqq" from x264

We'll have to modify it to use f128 when AVX1 is on (but not AVX2).

Jason


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