face recognition and emotion detection application

See more:

C++

Windows

Win7

guys i am doing this project and i need help. i am using C++ and i want to develop an application that can detect a human face only taking facial part and excluding the rest, the application have to track the human face.after pressing a detect button in the interface it have to tell what kind of emotion is shown by the individual. i did the interface of the application now i want the code to be able to store data i.e facial expressions and retrieve them during detection.help please i do not know where to start. please inbox me at *removed e-mail*