[FFmpeg-devel] [PATCH] x86/hevc_res_add: add ff_hevc_transform_add32_8_avx2

Michael Niedermayer michaelni at gmx.at
Thu Sep 4 22:18:22 CEST 2014


On Sun, Aug 31, 2014 at 11:46:13PM -0300, James Almer wrote:
> ~20% faster than AVX.
> 
> Signed-off-by: James Almer <jamrial at gmail.com>
> ---
>  libavcodec/x86/hevc_res_add.asm | 31 +++++++++++++++++++++++++++----
>  libavcodec/x86/hevcdsp.h        |  2 ++
>  libavcodec/x86/hevcdsp_init.c   |  2 ++
>  3 files changed, 31 insertions(+), 4 deletions(-)

LGTM

thanks

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

Asymptotically faster algorithms should always be preferred if you have
asymptotical amounts of data
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