--enable-protocol=data --enable-protocol=file
--enable-filter=aresample
--enable-demuxer=mov
--enable-muxer=ipod
--enable-muxer=mov
--enable-muxer=mp4
--enable-demuxer=aac
--enable-demuxer=matroska
--enable-muxer=matroska --enable-muxer=webm
--enable-parser=aac
--enable-decoder=aac
--enable-encoder=aac
