Make sure you have the latest version (currently version 18.104.22.168) e.g. from http://funadvice.com/r/14o0nqjelrj
The download any additional codecs (compresser / decompressers) that you require - search among the Audio Codecs and the Video Codecs, for those formats that you require, or alternatively look for a suitable Codec Pack (that typically contain a range of popular formats) from:
-- Best wishes - Majikthise.
Maybe a dvd ripper is better for you. [link removed] I am using this one now, it's easy to use.
wow, thanks. it works.