人脸识别性能测试部分代码

描述：

检测出来的人脸按人数分类加矩形实线框、保存在新目录下。

#include <time.h>

#include<string.h>
#include<sstream>
#include <iostream>
#include <iomanip>  
#include <fstream>  
#include<direct.h>    //头文件  
#include<opencv2/opencv.hpp>  
#include<opencv2/highgui/highgui.hpp>  
#include<opencv2/imgproc/imgproc.hpp>  
#include "FaceDetection.h"
/*整型转为字符串型*/
string num2str(int i);
/*双浮点点型转为字符串型*/
string num2str(double i);
/*检测单张人脸图像*/
void getface(string filename, string savepath);
/*调用检测人脸程序*/
void get_face_detected();
/*总的人脸数*/
int face_number = 0;
vector<ObjectStruct>vframe;
/*输出结果文件*/
ofstream out("F:\\save_detected_face\\result.txt");
/*绘制矩形*/
void find_all_point(Point start, Point end, vector<Point> &save);
void full_rotated_rect(Mat &image, const RotatedRect &rect, const Scalar &color);

int  main()
{

// Mat img_masked;
// image.copyTo(img_masked, mask);

get_face_detected();
getchar();
return 0;
}
/*创建文件夹*/
/*调用检测人脸程序*/
void get_face_detected(){
/*frameImg 读入图像变量 frameImg1读入图像副本变量*/
std::vector<cv::String> filenames; // notice here that we are using the Opencv's embedded "String" class
// cv::String folder = "F:\\qq_friend_down_pic\\test\\*.jpg"; // again we are using the Opencv's embedded "String" class
cv::String folder = "F:\\qq_friend_down_pic\\test\\*.jpg";
cv::glob(folder, filenames); // new function that does the job ;-);
for (size_t i = 0; i < filenames.size(); ++i){
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