I use this all-in-one DVD Ripper + Video Converter which dose great job

Decrypt DVD and convert DVD & video to all popular video and audio formats: AVI, WMV, MP4, MOV (Quick Time), FLV(Youtube), MPG, MPEG, 3GP, 3GPP, ASF, VOB, 3G2, CD.dat, DVD.vob, H.264, HD(.m2ts; .tp; .trp; .ts), HD(.mp4; .wmv; .asf; .mpg; .vob; .mov; avi), M4V, MP3, WMA, M4A, AAC, WAV, etc.
Support all portable players: iPod, iPhone, PSP, Zune, Creative Zen, Sandisk, Sony, iRiver, Archos, Cell Phone, PDA, Blackberry, Pocket PC, PS3, Xbox 360, Nokia, Apple TV, etc.
Powerful Video editing function: supports movie trimming, cropping and effect adjustment. You can set brightness, contrast, saturation and choose the suitable resolution for your players.
Customizable DVD ripping: allows you to join several chapters into one file and rip DVD by chapters as you want, you can also select target subtitle and audio track.