Best dvd ripper for ps3....?

ok so i have recorder some gameplay from my ps3 quality on dvd is VERY good but wheneer i rip it, it seems the quality takes HUGE drop and is very bad i used magic dvdv ripper but screen size is small and i wnat it to be full screen, i also used anydvdripper but the quality was sh** the colours were off and it was all pixelated!!!!!!!!! please its not burned hd but i wnat to rip high quality or hd if possible