#include <stdio.h>#include <Windows.h>#define POINTS_NUM 51typedef struct {	float roll;	float yaw;	float pitch;	POINT points[POINTS_NUM];} FacePointsModel;//创建人脸特征点引擎engineint CreateFacePointsEngine();//engine 是CreateFacePointsEngine返回值//rgb24 照片的RGB数据区//width,height 照片的宽，长//widthstep 详细可参考http://www.opencv.org.cn/forum.php?mod=viewthread&tid=1931//rtFace 脸的举行区域//fpm 人脸特征点以及三个角度的返回值float CalculateFacePoints(int engine, unsigned char * rgb24, int width, int height, int widthstep, RECT rtFace, FacePointsModel &fpm);//快速人脸检测接口int DetectFaces(unsigned char * gray_data, int width, int height, int widthstep,RECT* rtFaces);