【分类器训练——样本准备】文件夹下的图片序列进行尺寸归一化操作

// SizeNomalization.cpp : 定义控制台应用程序的入口点。
//

#include "stdafx.h"

#include <iostream>
#include <io.h>
#include <string>

#include <opencv2/core/core.hpp>
#include <opencv2/highgui/highgui.hpp>
#include <opencv2/nonfree/features2d.hpp> 
#include <opencv2/imgproc/imgproc.hpp> 

using namespace std;
using namespace cv;
void dir(string path)
{
	long hFile = 0;
	struct _finddata_t fileInfo;
	string pathName, exdName;
	Mat src;
	Mat dst;
	String fullPath;
	String savePath;
	String sPath = "原图像集\";
	String sPathout = "输出图像集\";
	int i = 0;
	// \* 代表要遍历所有的类型
	if ((hFile = _findfirst(pathName.assign(path).append("\*").c_str(), &fileInfo)) == -1)
	{
		return;
	}
	do
	{
		//判断文件的属性是文件夹还是文件
		cout << fileInfo.name << (fileInfo.attrib&_A_SUBDIR ? "[folder]" : "[file]") << endl;
		fullPath = path + '\' + (string)fileInfo.name;//读取图片的路径
		savePath = sPathout + (string)fileInfo.name;  //更改保存路径
		if (fileInfo.attrib&_A_SUBDIR)
		{

		}
		else
		{
			src = imread(fullPath);
			//imshow("src",src);
			resize(src, dst, Size(64, 64), (0, 0), (0, 0), cv::INTER_LINEAR);  //更改保存尺寸大小
			imwrite(savePath, dst);
		}

	} while (_findnext(hFile, &fileInfo) == 0);
	_findclose(hFile);
	return;
}

int main()
{
	//要遍历的目录
	string path = "原图像集";
	dir(path);
	system("pause");
	return 0;
}// SizeNomalization.cpp : 定义控制台应用程序的入口点。
//