[FFmpeg-devel] [PATCH 2/2] x86/mlpdec: add ff_mlp_rematrix_channel_{sse4, avx2}

James Almer jamrial at gmail.com
Thu Oct 2 18:05:41 CEST 2014


On 02/10/14 10:19 AM, James Darnley wrote:
> On 2014-09-30 20:50, James Almer wrote:
> 
>> +    pshufd        m2, m0, 0xb1
>> +    pshufd        m3, m1, 0xb1
> 
>> +    pshufd        m3, m1, 0xb1
>> +    pshufd        m4, m2, 0xb1
> 
>> +    pshufd       xm1, xm0, 0x4e
> 
>> +    pshufd       xm2, xm0, 0xb1
>> +    pshufd       xm3, xm1, 0xb1
> 
>> +    pshufd       xm2, xm0, 0xb1
>> +    pshufd       xm3, xm1, 0xb1
> 
> Are these shuffle constants in base-16 more clear about what they do
> than the base-4 qXXXX defines of x264asm?

Probably not. I just keep forgetting those defines exist.
Changed them locally.

> 
> 
> 
> 
> 
> _______________________________________________
> ffmpeg-devel mailing list
> ffmpeg-devel at ffmpeg.org
> http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
> 



More information about the ffmpeg-devel mailing list