Currently Being ModeratedJan 5, 2013 2:15 PM (in response to mbdeady)
You can do it using a free third party tool called MPEG Streamclip and a $20 QuickTime Component from Apple.
Complete instructions are here in this User Tip.
Currently Being ModeratedJan 6, 2013 12:16 AM (in response to mbdeady)
… I would like to take my DVDs and somehow put them onto my Apple TV.…
use the free tool Handbrake.
it offers presets to convert DVDs straight into an AppleTV-compliant format.