i have already develop similar to this project . if you want i can give you demo
my project description is here
? Facial Expression Recognition System AS Final year project
(Using C# .NET VS2008)
Facial Expression Recognition System (FERS) is a machine learning and computer vision project. Which find the Expression of the face from the stored Image and also detect from Live Stream .It detect the expression such as Simile, Sad, Normal and Surprise. We use different techniques to find the expression, grayscale, edge detection, classifiers etc.