prefix=/usr/local
exec_prefix=${prefix}
libdir=${prefix}/lib
includedir=${prefix}/include

Name: libavdevice
Description: FFmpeg device handling library
Version: 57.0.101
Requires: libavformat >= 57.25.100, libavcodec >= 57.24.102, libavutil >= 55.17.103
Requires.private: 
Conflicts:
Libs: -L${libdir}  -lavdevice -lm -pthread
Libs.private: 
Cflags: -I${includedir}