[FFmpeg-user] backgroundkey filter

[桃源老師]

Hello,


> 2024/06/19 午後7:03、Paul B Mahol <onemda at gmail.com>のメール:
> 
> Demo:
> 
> ffmpeg -i https://media.xiph.org/video/derf/y4m/bowing_cif.y4m -vf "backgroundkey=threshold=0.2:similarity:0.02[v];color=s=cif:c=lime[c];[c][v]overlay=format=yuv422,format=yuv422p"
> out.y4m

Just tried to play with demo...my ffmpeg returns with error...Might be below portion of filter graph is wrong...

Wrong:

similarity:0.02

Correct:

similarity=0.02


Best Regards,

K.Miyamura
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