人脸检测\Debug\FaceDetection.exe ........\FaceDetection.cpp ........\FaceDetection.sln ........\FaceDetection.vcproj ........\haarcascade_frontalface_alt.xml ........\haarcascade_frontalface_alt2.xml ........\lena.jpg ........\ReadMe.txt ........\stdafx.cpp ........\stdafx.h ........\Debug 人脸检测