[FFmpeg-devel] [PATCH] avfilter/vf_convolution: add 16-column operation for filter_column() to prepare for x86 SIMD.

Carl Eugen Hoyos ceffmpeg at gmail.com
Wed Nov 27 18:19:44 EET 2019


Am Mi., 27. Nov. 2019 um 15:56 Uhr schrieb <xujunzz at sjtu.edu.cn>:

> From: Xu Jun <xujunzz at sjtu.edu.cn>
>
> In order to add x86 SIMD for filter_column(), I write a C function which processes 16 columns at a time.

How does this perform compared to the existing C code?

Carl Eugen


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