Face tracking
Face tracking is included in visage|SDK FaceTrack package.
visage|SDK™ finds and tracks the face and facial features in video sequences in real time and returns full 2D and 3D head pose (translation and rotation), gaze information, 2D and 3D facial features coordinates, and a wealth of other information.

For other visage|SDK technologies see face and facial landmarks/features detection, head tracking and gaze tracking.