[FFmpeg-devel] [Patch]Hevc idct avx2

Clément Bœsch u at pkh.me
Tue Jun 17 14:55:55 CEST 2014


On Tue, Jun 17, 2014 at 02:52:44PM +0200, Pierre Edouard Lepere wrote:
> Hi,
> 
> here is a patch to add avx2 functions for idct_dc_add.
> 
> Regards,
> Pierre-Edouard Lepere

> From 5c0c6c4d00dc28a06524443889ac37481d37617d Mon Sep 17 00:00:00 2001
> From: plepere <pierre-edouard.lepere at insa-rennes.fr>
> Date: Mon, 16 Jun 2014 14:47:21 +0200
> Subject: [PATCH 2/2] add 10b
> 
> ---
>  libavcodec/x86/hevc_idct.asm  | 60 ++++++++++++++++++++++++++++++++++++++-----
>  libavcodec/x86/hevcdsp.h      |  6 +++++
>  libavcodec/x86/hevcdsp_init.c | 18 +++++++++++++
>  3 files changed, 77 insertions(+), 7 deletions(-)
> 
> diff --git a/libavcodec/x86/hevc_idct.asm b/libavcodec/x86/hevc_idct.asm
> index 5d2f5b5..2df4f8a 100644
> --- a/libavcodec/x86/hevc_idct.asm
> +++ b/libavcodec/x86/hevc_idct.asm
> @@ -21,7 +21,7 @@
>  %include "libavutil/x86/x86util.asm"
>  

>  SECTION_RODATA

Someone else needs to confirm but I think it should be SECTION_RODATA 32

> -max_pixels_10:          times 8  dw ((1 << 10)-1)
> +max_pixels_10:          times 16  dw ((1 << 10)-1)

[...]

-- 
Clément B.
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 490 bytes
Desc: not available
URL: <https://ffmpeg.org/pipermail/ffmpeg-devel/attachments/20140617/5b486f68/attachment.asc>


More information about the ffmpeg-devel mailing list