libav audio & video encoder software package: libav

Dependencies: +alsa-lib,+bzip2,+freetype,+grep,+jack,+lame,+libao,+libdc1394,+libjpeg,+libogg,+liboggz,+libopencore-amrnb,+libopencore-amrwb,+libraw1394,+libsdl,+libtheora,+libvo-amrwbenc,+libvorbis,+libvpx,+libxext,+libxv,+openjpeg,+openssl,+orc,+rtmpdump,+schroedinger,+speex,+tar,+vo-aacenc,+x264,+xvidcore

http://libav.org/
http://libav.org/releases/
http://www.murga-linux.com/puppy/viewtopic.php?t=57886
http://murga-linux.com/puppy/viewtopic.php?t=40912&search_id=286537799
http://distro.ibiblio.org/quirky/

FFConvert
Transcoder

http://www.t2-project.org/packages/ffmpeg.html
http://www.linuxfromscratch.org/blfs/view/svn/multimedia/ffmpeg.html
http://www.murga-linux.com/puppy/viewtopic.php?p=432302
http://bkhome.org/blog/?viewDetailed=01261
http://bkhome.org/blog/?viewDetailed=02064
http://bkhome.org/blog/?viewDetailed=02185
http://www.murga-linux.com/puppy/viewtopic.php?p=401095#401095
http://multimedia.cx/eggs/libvpx-0-9-1-and-ffmpeg-0-6/
http://howto-pages.org/ffmpeg/
ftp://ftp.videolan.org/pub/videolan/x264/snapshots/