This is a project which uses raspberry pi and python to build a smart doorbell camera.
based on code from OneShell UMD Youtube channel https://www.youtube.com/channel/UCS06KXwLJU6nicU4abtU9Kg
It will capture 2 images, compare them and if there is a noticable difference, start recording a short video clip.
Further development ambition to notify the user using homekit.