think you need something like this to rip the mp3 from the dvd which is now a video file with audio.?
DVD to MP3 Converter can extract audio from DVDs. You can easily extract a certain beautiful section of music or dialog from your DVD video file and save them as MP3 files. You can get perfect output mp3 files as the originals. So you can convert DVD audio tracks to mp3 for burning CD. And the conversion speed is fast.
DVD to MP3 Converter support batch conversion. You can once extract several sections of a DVD audio track. You can set the Beginning Time and End Time of each extraction section. You can also just convert several chapters of the DVD file using DVD to MP3 Converter.
Before converting you can set the ID3 tags of output MP3 file, such as Artist, Album, Date, Genre.
or this
All Media To Mp3 Converter v2.6
All Media to Mp3 Converter Pro is a super tool for conversion all your video and audio files to Mp3, Wma and Wave format.
All Media to Mp3 Converter Pro = All Audio to Mp3 Converter + Rm to Mp3 Converter + All Video to Mp3 Converter + Dvd to Mp3 Converter
Features:
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Convert AVI(Divx, Xvid, Mpeg4) to Mp3, Wma and Wave format.
Convert Mpeg1/2 to Mp3, Wma and Wave format.
Convert VCD and DVD to Mp3, Wma and Wave format.
Convert Real to Mp3, Wma and Wave format.
Convert Mov to Mp3, Wma and Wave format.
Convert Wav to Mp3, Wma and Wave format.
Convert Wmv and Wma to Mp3, Wma and Wave format.
Convert Video and Audio to Mp3, Wma and Wave music format.
It's easy and fast.
Very User-friendly interface.
Auto scheme parameter.