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3 commits

Author SHA1 Message Date
bwang30
3ab11dc5bb libavfilter/x86/vf_convolution: add sobel filter optimization and unit test with intel AVX512 VNNI 
This commit enabled assembly code with intel AVX512 VNNI and added unit test for sobel filter

sobel_c: 4537
sobel_avx512icl 2136

Signed-off-by: bwang30 <bin.wang@intel.com>
Signed-off-by: Haihao Xiang <haihao.xiang@intel.com>
 2022-11-14 10:04:16 +08:00
Paul B Mahol
c6ce18be08 avfilter/vf_convolution: add 16-column operation for filter_column() 
Based on patch by Xu Jun <xujunzz@sjtu.edu.cn>
 2021-02-13 14:45:48 +01:00
Ruiling Song
98e419cbf5 avfilter/vf_convolution: add x86 SIMD for filter_3x3() 
Tested using a simple command (apply edge enhance):
./ffmpeg_g -i ~/Downloads/bbb_sunflower_1080p_30fps_normal.mp4 \
 -vf convolution="0 0 0 -1 1 0 0 0 0:0 0 0 -1 1 0 0 0 0:0 0 0 -1 1 0 0 0 0:0 0 0 -1 1 0 0 0 0:5:1:1:1:0:128:128:128" \
 -an -vframes 1000 -f null /dev/null

The fps increase from 151 to 270 on my local machine.

Signed-off-by: Ruiling Song <ruiling.song@intel.com>
 2019-08-07 14:31:28 +08:00