How to copy DVD to iPhone 4 on Mac

How to copy DVD to iPhone 4 on Mac
I have a new iPhone 4, and I want to copy my DVD to iPhone 4 MP4, MPEG-4, M4R format. So I need a Mac DVD Copy software. With this software, I think I can copy DVD to iPhone Mac easily and with the perfect sound/images quality. And with this DVD Copy for Mac , I also can easily convert my popular DVD movies and music to Mac for my enjoyment. But I don’t know what way will help me to solve this problem. Finally I find this guide, it helps me to learn more about how to copy DVD on Mac , several steps help me to solve all problems. If you also have some similar questions, if you dare to try, I believed that you will find a solution finally.