FFmpeg is so far the best video converter I have found. To install FFmpeg on Ubuntu is easy:
1. open your terminal
2. type the following line:
sudo apt-get install ffmpeg
3. it will be downloaded and installed automatically.
Hope this helps!
Install FFmpeg on Ubuntu
Translator
By N2H
#1 by Crazy on December 24, 2009 - 7:40 am
Used this on the ClipCenter script http://www.clip-center.com and it worked perfectly ! thanks !