prefix=/usr
exec_prefix=${prefix}
libdir=/usr/lib64
includedir=${prefix}/include

Name: libswresample
Description: FFmpeg audio resampling library
Version: 2.1.100
Requires: 
Requires.private: libavutil >= 55.28.100
Conflicts:
Libs: -L${libdir}  -lswresample 
Libs.private: -lm
Cflags: -I${includedir}