[FFmpeg-devel] [PATCH] lavc/opusdsp: RISC-V F deemphasis

Rémi Denis-Courmont remi at remlab.net
Fri Sep 30 17:42:08 EEST 2022


Le torstaina 29. syyskuuta 2022, 22.51.59 EEST remi at remlab.net a écrit :
> From: Rémi Denis-Courmont <remi at remlab.net>
> 
> This saves almost exactly 25% on SiFive U74.
> 
> deemphasis_c: 11536.2
> deemphasis_rvf: 8654.2

One can get the same result with the C version using -ffast-math.
Forget this patch.

-- 
雷米‧德尼-库尔蒙
http://www.remlab.net/





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