I would like to import a picture of my house to AE, mask it or outline it and place videos on the picture to project on my house. Ex. Play video in window or on the front door etc. Please help me and I hope I'm able to do it with this software. You can email me back at [Personal info removed by Mod] Thanks in advance.
Examples of what I want to do: Halloween Projection mapping house 2014 - YouTube
And what exactly is your question/ are your questions? It seems to me that you don't even know some basics, so by all means start here: