gistfile1.sh

$ eix -e ffmpeg
[U] media-video/ffmpeg
     Available versions:  
     (0.10) (~)0.10.8
     (0)    1.0.7 (~)1.0.8 (~)1.2.2 (~)1.2.3 [M](~)2.0.1(0/52.55.55) {M}(**)9999(0/52.55.55)
       {3dnow 3dnowext X aac aacplus alsa altivec amr amrenc avx bindist bluray +bzip2 cdio celt cpudetection debug dirac doc +encode examples faac fdk flite fontconfig frei0r gme gnutls gsm +hardcoded-tables +iconv iec61883 ieee1394 jack jpeg2k libass libcaca libsoxr libv4l mmx mmxext modplug mp3 neon network openal openssl opus oss pic pulseaudio quvi rtmp schroedinger sdl speex ssse3 static-libs test theora threads truetype twolame v4l vaapi vdpau vis vorbis vpx wavpack x264 xvid +zlib ABI_MIPS="n32 n64 o32" ABI_X86="32 64 x32" FFTOOLS="+aviocat +cws2fws +ffescape +ffeval +ffhash +fourcc2pixfmt +graph2dot +ismindex +pktdumper +qt-faststart +trasher"}
     Installed versions:  1.0.7(20:11:36 10/10/13)(X aac alsa bzip2 encode hardcoded-tables mmx mp3 opus pulseaudio sdl threads truetype vorbis vpx x264 xvid zlib -3dnow -3dnowext -aacplus -altivec -amr -avx -bindist -bluray -cdio -celt -cpudetection -debug -doc -examples -faac -fdk -flite -fontconfig -frei0r -gnutls -gsm -iec61883 -ieee1394 -jack -jpeg2k -libass -libcaca -libv4l -mmxext -modplug -neon -network -openal -openssl -oss -pic -rtmp -schroedinger -speex -ssse3 -static-libs -test -theora -twolame -v4l -vaapi -vdpau -vis FFTOOLS="aviocat cws2fws ffeval fourcc2pixfmt graph2dot ismindex pktdumper qt-faststart trasher")
     Homepage:            http://ffmpeg.org/
     Description:         Complete solution to record, convert and stream audio and video. Includes libavcodec.