From imtoo.com:

ImTOO DVD Ripper Standard for Mac can rip and convert DVD to almost all kinds of videos, such as AVI, ASF, WMV, DivX, etc. Also it can help you to rip DVD to various audio like MP3 and WMA.

Key features:
1. Allow you to split a video into several files by time or file size.
2. With the built-in Bitrate Calculator, you can customize video size and output the video with the size you want by entering the size in the calculator.
3. ImTOO DVD Ripper Standard for Mac enables you to choose multiple profiles or formats for one file and convert them at one time so as to get many files for one source at the same time.
4. The Mac DVD ripping software gives you various general and advanced parameters like bit rate, frame rate, sample rate, channel, etc. for you to customize.
5. Preview your DVD movie before converting and take a snapshot when you find desired movie scenes.
6. You can get clipped file by setting start time and end time.
7. Provide with multiple skins and interface languages: English, Japanese, German and Chinese.