HT3819: Understanding Home SharingLearn about Understanding Home Sharing
Currently Being ModeratedOct 7, 2013 12:40 PM (in response to laewers)
Sounds like you want to set up home sharing to view the photos from your computer on your Apple TV. Home Sharing in iTunes gives you the ability to share the iTunes library and photos of any computer on your home network. You can read about how to set it up here:
Welcome to Apple Support Communities!