[root@derpstation scripts]# /root/bin/ffmpeg -version
ffmpeg version git-2014-04-24-d66de50
built on Apr 24 2014 15:41:44 with gcc 4.4.7 (GCC) 20120313 (Red Hat 4.4.7-4)
configuration: --prefix=/root/ffmpeg_build --extra-cflags=-I/root/ffmpeg_build/include --extra-ldflags=-L/root/ffmpeg_build/lib --bindir=/root/bin --extra-libs=-ldl --enable-gpl --enable-nonfree --enable-libfdk_aac --enable-libmp3lame --enable-libopus --enable-libvorbis --enable-libvpx --enable-libx264
libavutil      52. 78.100 / 52. 78.100
libavcodec     55. 59.100 / 55. 59.100
libavformat    55. 37.101 / 55. 37.101
libavdevice    55. 13.100 / 55. 13.100
libavfilter     4.  4.100 /  4.  4.100
libswscale      2.  6.100 /  2.  6.100
libswresample   0. 18.100 /  0. 18.100
libpostproc    52.  3.100 / 52.  3.100