[Libav-user] Seeking for libavfilter functionality: overlay of grid over image, invert colors

Carl Eugen Hoyos cehoyos at ag.or.at
Sun May 5 17:15:16 CEST 2013

Andrey Utkin <andrey.krieger.utkin <at> gmail.com> writes:

> But i am also interested, is there any libraries rich 
> for such and similar functionality, which are 
> pluggable to libavfilter?

Some external libraries are supported, please see the 
fine documentation.
(Adding more is probably welcome, see below.)

> Secondly, will libavfilter major developers agree 
> with inclusion of such filters into upstream?

A clean patch that implements grids is certainly 
welcome on ffmpeg-devel.

Carl Eugen

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