Three-dimensional (3D) face tracker using Saragih's face tracking code. It places an oriented OpenGL axis in the middle of the face. Can be used to place 3D objects.
https://github.com/kylemcdonald/FaceTracker
Download OpenCV 2.4 and run CMake. Visual Studio 2015 recommended.
https://github.com/kylemcdonald/FaceTracker/blob/master/license.md