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lavfi/colorlevels: Add slice threading support
authorJun Zhao <barryjzhao@tencent.com>
Tue, 21 May 2019 01:08:21 +0000 (09:08 +0800)
committerJun Zhao <barryjzhao@tencent.com>
Mon, 3 Jun 2019 01:36:14 +0000 (09:36 +0800)
commit360bee8ca49d94d5cc8b77106887d6d7250440fe
tree6cbf79be8c5b3823b92bfce24355ca0515fddb96tree | snapshot
parent468f00384338dc201c5ae8b00229afff703d1d25commit | diff
lavfi/colorlevels: Add slice threading support

Add slice threading support, use the command like:

./ffmpeg -i input -vf colorlevels -f null /dev/null

with 1080p h264 clip, the fps from 39 fps to 79 fps
in the local(Intel(R) Core(TM) i5-8265U CPU @ 1.60GHz)

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Jun Zhao <barryjzhao@tencent.com>
libavfilter/vf_colorlevels.c diff | blob | history
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