some examples using ffmpeg2theora: to convert your DV file, called videoclip.dv to Ogg Theora: ffmpeg2theora videoclip.dv this will create an Ogg Theora file called videoclip.dv.ogg. to encode with another quality, lets say Video Quality 7 and Audio Quality 3: ffmpeg2theora -v 7 -a 3 videoclip.dv you can also use the v2v Presets to encode your video ffmpeg2theora -p preview videoclip.dv or ffmpeg2theora -p pro videoclip.dv on linux you can use ffmpeg2theora to stream to an icecast server: this needs the latest icecast-kh version and a small tool to send the ogg stream to the icecast server. dvgrab --format raw - | ffmpeg2theora -a 0 -v 5 -f dv -x 320 -y 240 -o /dev/stdout - | \ oggfwd icecastserver 8000 pwd /theora.ogg crop the input ffmpeg2theora --croptop 16 --cropbottom 16 --cropright 32 --cropleft 8 file.avi further examples and discussion