Avidemux is a graphical tool to edit video.  It can open several file
formats, and various audio and video codecs.  Video can be edited,
cut, appended, filtered (resize/crop/denoise), and re-encoded. Output
file formats include Avi, MPEG1/2, MPEG2PS, OGM, and raw stripped audio
or video.

Homepage:
http://fixounet.free.fr/avidemux/
