基于最新版本的opencv2.2 win7 64位的opencv 人脸检测程序。可以检测图片中的人脸，并最终输出人脸个数。误识别率小，响应快速。-Based on the latest version of opencv2.2 win7 64-bit，the opencv face detection program. It can detect the human face in the images, and ultimately print the number of the face.