Actually, there are two means for ripping a disc on the planet. One mean is just duplicating a 1:1 copy for backup purpose,which is blu-ray copy software. the other mean is converting your blu-ray disc to other video formats, which is blu-ray ripper software.
Blu-ray ripper software: Convert Blu-ray Disc to all video format, for example iPod, iTouch, iPhone, Zune, PSP, PDA, Cell Phone, Apple TV, Xbox 360, AVI, XviD, Mp4, H264 and so on.
