[FFmpeg-devel] [PATCH] sws/aarch64: add ff_hscale_8_to_15_neon

Clément Bœsch u at pkh.me
Thu Mar 31 10:33:46 CEST 2016


On Thu, Mar 24, 2016 at 01:28:37PM +0100, Clément Bœsch wrote:
> From: Clément Bœsch <clement at stupeflix.com>
> 
> ./ffmpeg -nostats -f lavfi -i testsrc2=4k:d=2 -vf bench=start,scale=1024x1024,bench=stop -f null -
> 
>     before: t:0.489726 avg:0.489883 max:0.491852 min:0.489482
>     after:  t:0.256515 avg:0.256458 max:0.256999 min:0.253755
> ---
> Changes:
> - FIX: not using the v8-v15 registers
> - writing directly from the SIMD register (thx Martin)
> - misc reordering
> 
> I'm looking at the vscale part now.
> ---
>  libswscale/aarch64/Makefile   |  6 +++--
>  libswscale/aarch64/hscale.S   | 59 +++++++++++++++++++++++++++++++++++++++++++
>  libswscale/aarch64/swscale.c  | 37 +++++++++++++++++++++++++++
>  libswscale/swscale.c          |  2 ++
>  libswscale/swscale_internal.h |  1 +
>  libswscale/utils.c            |  4 ++-
>  6 files changed, 106 insertions(+), 3 deletions(-)
>  create mode 100644 libswscale/aarch64/hscale.S
>  create mode 100644 libswscale/aarch64/swscale.c
> 

Applied.

-- 
Clément B.
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