製作眼睛樣本

#include <windows.h>
#include <stdio.h>
#include <string>
#include <vector>
#include <iostream>
#include <fstream>

#include "cv.h"
#include "highgui.h"
#include "cxcore.h"
using namespace std;


 
bool Drawing=false;//標記鼠標響應
IplImage *temp;//存放在鼠標響應後的圖
IplImage *src;//存放原圖
vector<CvRect>  boxVector;//存放在圖上框出的框
CvRect box;//每一個框，也可以不用全局變量



// 深度優先遞歸遍歷目錄中所有的文件
BOOL DirectoryList(const string &Path,vector<string> &file_lists,vector<string> &file_names)
{
	WIN32_FIND_DATA FindData;
	HANDLE hError;
	int FileCount = 0;
	string FilePathName;
	// 構造路徑
	FilePathName=Path;
	FilePathName=FilePathName+ "\\*.*";//取文件下所有文件
	hError = FindFirstFile(FilePathName.c_str(), &FindData);
	if (hError == INVALID_HANDLE_VALUE)
	{
		printf("搜索失敗!");
		return 0;
	}
	while(::FindNextFile(hError, &FindData))
	{
		string FullPathName;
		// 過慮.和..
		if (strcmp(FindData.cFileName, ".") == 0 
			|| strcmp(FindData.cFileName, "..") == 0 )
		{
			continue;
		}

		// 構造完整路徑
		FullPathName=Path+FindData.cFileName;
		FileCount++;
		file_lists.push_back(FullPathName);
		file_names.push_back(FindData.cFileName);

		if (FindData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
		{
			printf("<Dir>");
			DirectoryList(FullPathName,file_lists,file_names);
		}
	}
	return 0;
}


void Mouse_Call_Back(int event,int x,int y,int flags,void *param)  
{ 		
	if(event==CV_EVENT_LBUTTONDOWN)  
	{  
		box.x=x;
		box.y=y;
		box.width=0;
		box.height=0;
		Drawing=true;//按下左鍵畫圖標誌記爲真
	}
	else if(event==CV_EVENT_MOUSEMOVE) 
	{
		if(Drawing==true)
		{
			cvCopy(src,temp);
			box.width=abs(x-box.x);  
			box.height=abs(y-box.y);  
			CvPoint  pt1,pt2;
			pt1.x=box.x;
			pt1.y=box.y;
			pt2.x=x;
			pt2.y=y;
			cvDrawRect(temp,pt1,pt2,cvScalar(0,255,0));
			cvShowImage("pic",temp);
		}
		
	}  
	else if(event==CV_EVENT_LBUTTONUP)
	{
		if((box.width>0)&&(box.height>0))
		{
			boxVector.push_back(box);
		}
		Drawing=false;
	}
}  

int main()
{
	IplImage *dst;//摳的圖
	vector<string> file_lists;
	vector<string> file_names;
	ifstream OrigImgPath;
	ifstream EyePosPath;
	ifstream NewImgPath;
	ofstream eyePos;//存放眼睛座標的txt文件

	string OIPath;//存放原圖的文件夾
	string NIPath;
	string EPPath;

	OrigImgPath.open("OrigImgPath.txt");//原圖文件夾
	OrigImgPath>>OIPath;
	OrigImgPath.close();

	EyePosPath.open("EyePositionPath.txt");
	EyePosPath>>EPPath;
	EyePosPath.close();

	NewImgPath.open("NewImgPath.txt");
	NewImgPath>>NIPath;
	NewImgPath.close();


	DirectoryList(OIPath,file_lists,file_names);
	int len=file_lists.size();
	cout<<"共有"<<len<<"張圖片！"<<endl;
	for(size_t i=0;i<file_lists.size();i++)
	{
		string picName(file_names[i],0,file_names[i].size()-4);
		string EyePos;
		EyePos=EPPath+picName+".txt";
		eyePos.open(EyePos.c_str());
		src = cvLoadImage(file_lists[i].c_str(),1);
	    temp=cvCloneImage(src);
		cvNamedWindow("pic");
		cvShowImage("pic",src);
		cout<<"處理第"<<i<<"張圖..."<<endl;
		cvSetMouseCallback("pic",Mouse_Call_Back,0);
		int key;
		while(1)
		{
			key=cvWaitKey(0);
			if(key==27)  
			{
				cvDestroyWindow("pic");
				cvReleaseImage(&src);
				cvReleaseImage(&temp);
				eyePos.close();
				return 0;
			}
			break;
		}
		for(int j=0;j<boxVector.size();j++)
		{
			eyePos << boxVector[j].x<< " " << boxVector[j].y << " "<< boxVector[j].width << " "<< boxVector[j].height << endl;
			cvSetImageROI(src,boxVector[j]);
			dst=cvCreateImage(cvSize(boxVector[j].width,boxVector[j].height),src->depth,src->nChannels);
			dst=cvCloneImage(src);
			char IndexN[5];
			itoa(j,IndexN,10);
			string smallImage=picName+"_"+IndexN+".jpg";
			string savePath;
			savePath=NIPath+smallImage;//新圖像的絕對路徑加文件名
			cvSaveImage(savePath.c_str(),dst);
			cvResetImageROI(src);
			cvReleaseImage(&dst);
		}
		while(!boxVector.empty())
		{
			boxVector.pop_back();
		}	
		eyePos.close();
	}
	cvDestroyWindow("pic");
	cvReleaseImage(&src);
	cvReleaseImage(&temp);
	cout<<"圖片處理結束！"<<endl;
	return 0;
}