I have an apple tv. I am wanting to rip all my DVDs to my 1tb network drive. I want to rip them directly from DVD into an iTunes format. I also want to be able to keep the full resolution, etc to keep the DVD in full high quality. Is there any free software I can use to do this.

Thanks in advance for your help.
Ask for more details if it will help.
I need software for windows xp.

The videos are just going to be used in my home and not shared over the Internet.