[FFmpeg-devel] Fix MMX dct_quantize for non zigzag_direct scans

[Ramiro Polla]

>> ref     new
>> 43427   45236
>> 42913   44817
>> 43902   44740
>> 43719   44135
>> 42767   44276
>> 44417   44702
>> 45242   45931
>> 44633   44899
>> 42801   45561
>> 44188   44503
>> 43265   44565
>> 43127   45532
>> 43238   44569
>> 43588   44631
>> 43242   44868
>> 44073   45426
>> 43659   44899  average
>>    706.15  502.52 stdev
> 
> looks like new is slower ...

Yeah, I noticed =). I'll just duplicate the hack on mimicenc.

Ramiro Polla