Simple face recognition using OpenCV

OpenCV is an open-source library for computer vision. It has hooks in C, C++ and Python, numerous artificial vision routines and is portable across systems. If you want to develop an open-source computer-vision program, OpenCV is a library of choice. Face recognition As a personal project, I want to build a face recognition program for videos. As a first step, I want to recognize faces in still images, where several faces are present.