[FFmpeg-devel] [PATCH 0/6] x86 SIMD for dirac 10-bit wavelet transforms

James Darnley jdarnley at obe.tv
Thu Jul 19 18:29:19 EEST 2018


On 2018-07-19 17:23, Rostislav Pehlivanov wrote:
> 
> Could you provide standard overall transform results using START/STOP_TIMER
> rather than overall decoding speed?
> Coefficients sizes and therefore golomb unpacking speed changes with
> respect to the transform so potentially there could be somewhat of a
> bottleneck on decoding before the inverse transform.

Ah, you are right about that.  Should I limit the depth to 1 so that the
functions operate on the same width all the time?  Anyway, I will get
the timers in there.



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