cvcircle_cv::line_cv::mat(12)

//{

//center.x=cvRound((r->x+nr->x+nr->width*0.5)*scale);

//center.y=cvRound((r->y+nr->y+nr->height*0.5)*scale);

//radius=cvRound((nr->width+nr->height)*0.25*scale);

//circle(img,center,radius,color,3,8,0);

//}

}

cv::imshow("result",img);

}

returnfaces;

}

IplImage*DetectandExtract(Mat&img,CascadeClassifier&cascade,

CascadeClassifier&nestedCascade,

doublescale,booltryflip)

{

vector<Rect>Rvec=detectAndDraw(img,cascade,nestedCascade,scale,tryflip,0);

inti,maxxsize=0,id=-1,area;

for(i=0;i<Rvec.size();i++)

{

area=Rvec[i].width*Rvec[i].height;

if(maxxsize<area)

{

maxxsize=area;

id=i;

}

}

IplImage*transimg=cvCloneImage(&(IplImage)img);

if(id!=-1)

{

CvSizeimgsize;

imgsize.height=Rvec[id].height;

imgsize.width=Rvec[id].width;

IplImage*res=cvCreateImage(imgsize,transimg->depth,transimg->nChannels);

CutImg(transimg,Rvec[id],res);

returnres;

}

returnNULL;

}

3. 主函数

//Detect.cpp

//Preprocessing-Detect,CutandSave

//@Author:Rachel-Zhang

#include"opencv2/objdetect/objdetect.hpp"

#include"opencv2/highgui/highgui.hpp"

#include"opencv2/imgproc/imgproc.hpp"

#include<cctype>

#include<iostream>

#include<iterator>

#include<stdio.h>

#include"BrowseDir.h"

#include"StatDir.h"

#include"Prehelper.h"

usingnamespacestd;

usingnamespacecv;

#defineCAM2

#definePHO1

#defineK5

stringcascadeName="E:/software/opencv2.4.6.0/data/haarcascades/haarcascade_frontalface_alt.xml";

stringnestedCascadeName="E:/software/opencv2.4.6.0/data/haarcascades/haarcascade_eye_tree_eyeglasses.xml";

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