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| author | Wu Jianhua <jianhua.wu@intel.com> | 2022-01-12 12:41:33 +0800 |
|---|---|---|
| committer | Lynne <dev@lynne.ee> | 2022-02-22 05:46:06 +0100 |
| commit | 8f470133f6304aae11c3c93053dd5982507ec0e8 (patch) | |
| tree | fedb153a4b5f02412428a564d24206a3781f54d5 /libavformat | |
| parent | 0aa714244235f55cb31755cbda3714971082ff7d (diff) | |
| download | ffmpeg-8f470133f6304aae11c3c93053dd5982507ec0e8.tar.gz | |
avfilter/vf_blend_vulkan: add multiply blend mode
Use the commands below to test: (href: https://trac.ffmpeg.org/wiki/Blend)
I. make an image for test
ffmpeg -f lavfi -i color=s=256x256,geq=r='H-1-Y':g='H-1-Y':b='H-1-Y' -frames 1 \
-y -pix_fmt yuv420p test.jpg
II. blend in sw
ffmpeg -i test.jpg -vf "split[a][b];[b]transpose[b];[a][b]blend=all_mode=multiply,\
pseudocolor=preset=turbo" -y multiply_sw.jpg
III. blend in vulkan
ffmpeg -init_hw_device vulkan -i test.jpg -vf "split[a][b];[b]transpose[b];\
[a]hwupload[a];[b]hwupload[b];[a][b]blend_vulkan=all_mode=multiply,hwdownload,\
format=yuv420p,pseudocolor=preset=turbo" -y multiply_vulkan.jpg
Signed-off-by: Wu Jianhua <jianhua.wu@intel.com>
Diffstat (limited to 'libavformat')
0 files changed, 0 insertions, 0 deletions