BuildRequires: dbus-devel
# libavcodec >= 58.91.100 libavfilter >= 7.85.100 libavformat >= 58.45.100 libavutil >= 56.51.100 libpostproc >= 55.7.100 libswscale >= 5.7.100 libswresample >= 3.7.100
%{?with_system_ffmpeg:BuildRequires: ffmpeg-devel >= 4.3}
BuildRequires: dbus-devel
# libavcodec >= 58.91.100 libavfilter >= 7.85.100 libavformat >= 58.45.100 libavutil >= 56.51.100 libpostproc >= 55.7.100 libswscale >= 5.7.100 libswresample >= 3.7.100
%{?with_system_ffmpeg:BuildRequires: ffmpeg-devel >= 4.3}