The FaceTrackingARDrone is control software built on top of the ARDrone SDK to 
implement face-tracking for the Parrot.AR Drone quadrotor.

Threads are managed in (~SDK)/Examples/Linux/sdk_demo/Sources/ardrone_testing_tool.c
Testing can be done in (~SDK)/Examples/Linux/sdk_demo/Sources/Navdata/. Build the 
project in (~SDK)/Examples/Linux/sdk_demo/Build/.

Controls are sent to the AR Drone in (~SDK)/Examples/Linux/sdk_demo/Sources/Navdata/navdata.c
Video feed is processed and face detection is handled in (~SDK)/Examples/Linux/sdk_demo/Sources/Video/video_stage.c