[FFmpeg-devel] [PATCH] avfilter/vf_chromakey: Add chromakey video filter
timo at rothenpieler.org
Fri Sep 18 15:07:38 CEST 2015
> Have you explored way how to handle borders?
You mean the outmost pixels, where the calculation is slightly inaccurate?
Or the greenscreen spilling into the object because of light reflections?
The first could be addressed by adjusting the value for the
The later is harder to fix, and maybe even needs another filter for
spill reduction which filters out the greenscreen color.
You can already get quite good results by playing with the similarity
and blend values, eliminating most of the spill.
-------------- next part --------------
A non-text attachment was scrubbed...
Size: 473 bytes
Desc: OpenPGP digital signature
More information about the ffmpeg-devel