Install libavfilter-dev by entering the following commands in the terminal:
sudo apt update sudo apt install libavfilter-dev
Description:
FFmpeg library containing media filters - development files
FFmpeg is the leading multimedia framework, able to decode, encode, transcode, mux, demux, stream, filter and play pretty much anything that humans and machines have created. It supports the most obscure ancient formats up to the cutting edge. . This library provides a generic audio/video filtering framework containing several filters, sources and sinks. . This package contains the development files.
Homepage: https://ffmpeg.org/
Version: 7:3.4.2-2
Section: universe/libdevel