^ Or you can simply use MakeMKV
MakeMKV - Download
Functionality to open DVD discs is free and will always stay free.
All features (including Blu-ray decryption and processing) are free during BETA.
Personally, I avoid all hassles and prefer to keep it all as ISOs and use Mikinho's Mount Image
http://mikinho.com/wmc/mount-image/ to display and mount the ISOs from the native interface, either Movie Library or Video Library.