How can you rip DVD to m4v?

M4V files are used for TV episodes, movies, and Music Videos in the iTunes Store .M4V files are similar to .MP4 files, both of which are MP4 files. The difference is that M4V files are opened with iTunes player by default. MP4 files are opened with QuickTime player by default.

There are some methods to rip DVD to m4v for iPod iphone and ipad . I use a DVD ripper for Mac