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

Timothy Gu timothygu99 at gmail.com
Tue Oct 20 21:37:24 CEST 2015


On Tue, Oct 20, 2015 at 9:30 AM Michael Niedermayer <michael at niedermayer.cc>
wrote:

> 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
>

Applied.

Timothy


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