prefix=./output
exec_prefix=${prefix}
libdir=./output/lib
includedir=./output/include

Name: libavformat
Description: FFmpeg container format library
Version: 58.45.100
Requires: 
Requires.private: libavcodec >= 58.91.100, libswresample >= 3.7.100, libavutil >= 56.51.100
Conflicts:
Libs: -L${libdir}  -lavformat 
Libs.private: -lm
Cflags: -I${includedir}