[FFmpeg-devel] [PATCH 1/2] dnxhdenc: Optimize get_pixels_8x4_sym for 10-bit

Michael Niedermayer michael at niedermayer.cc
Tue Oct 20 18:28:15 CEST 2015


On Sat, Oct 17, 2015 at 06:05:45PM -0700, Timothy Gu wrote:
> This reverts commit 628e6d0164febc8e69b0f10dfa487e8a2dd1a28a and uses
> a better fix.
> 
> Before:
> 4483 decicycles in get_pixels_8x4_sym,  131032 runs,     40 skips
> 
> After:
> 2569 decicycles in get_pixels_8x4_sym,  131054 runs,     18 skips
> ---
>  libavcodec/dnxhdenc.c | 24 ++++++++----------------
>  1 file changed, 8 insertions(+), 16 deletions(-)

LGTM

thanks

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Opposition brings concord. Out of discord comes the fairest harmony.
-- Heraclitus
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