[FFmpeg-devel] [PATCH] sws/aarch64: add {nv12, nv21, yuv420p, yuv422p}_to_{argb, rgba, abgr, rgba}_neon

[Michael Niedermayer]

On Wed, Feb 17, 2016 at 04:18:26PM +0100, Clément Bœsch wrote:
> From: Clément Bœsch <clement at stupeflix.com>
> 
> ---
> This code is mirroring the ARM version.
> 
> It's not tested on real hardware (qemu only), so I have no idea about
> performance. This also means I didn't put any prefetch mechanism (which had a
> noticeable impact on performance on ARM).
> 
> Last but not least, the 32-bit precision functions are added (and tested) but
> are not enabled at all, just like the ARM counterpart.
> ---
>  libswscale/aarch64/Makefile           |   3 +
>  libswscale/aarch64/swscale_unscaled.c | 142 +++++++++++++++
>  libswscale/aarch64/yuv2rgb_neon.S     | 332 ++++++++++++++++++++++++++++++++++
>  libswscale/swscale_internal.h         |   1 +
>  libswscale/swscale_unscaled.c         |   2 +
>  5 files changed, 480 insertions(+)
>  create mode 100644 libswscale/aarch64/Makefile
>  create mode 100644 libswscale/aarch64/swscale_unscaled.c
>  create mode 100644 libswscale/aarch64/yuv2rgb_neon.S

LGTM but i cant really comment on aarch64 as i have no hw and
you know the asm much better than i do

thanks

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

I do not agree with what you have to say, but I'll defend to the death your
right to say it. -- Voltaire
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