Hi all,
I've just uploaded this video of my project to YouTube
https://youtu.be/M46sbWSLWv8
You can find the schematics and source code for the project on GitHub:-
https://github.com/mech0s/room-defence-system
In the mix : A classic Gertboard ; Adafruit Pro-Trinket 3v; Arduino IDE; Servo motor; Raspberry Pi model B; Pi camera; OpenCV; Python; Fritzing; Google Translate.
Have fun!
Donald