//opencv2.4.9?+?vs2012?+?64位
#include?
#include?
#include?

using?namespace?cv;
using?namespace?std;

char*?WcharToChar（const?wchar_t*?wp）??
{??
????char?*m_char;
????int?len=?WideCharToMultiByte（CP_ACP0wpwcslen（wp）NULL0NULLNULL）;??
????m_char=new?char[len+1];??
????WideCharToMultiByte（CP_ACP0wpwcslen（wp）m_charlenNULLNULL）;??
????m_char[len]=‘\0‘;??
????return?m_char;??
}??

wchar_t*?CharToWchar（const?char*?c）??
{???
	wchar_t?*m_wchar;
????int?len?=?MultiByteToWideChar（CP_ACP0cstrlen（c）NULL0）;??
????m_wchar=new?wchar_t[len+1];??
????MultiByteToWideChar（CP_ACP0cstrlen（c）m_wcharlen）;??
????m_wchar[len]=‘\0‘;??
????return?m_wchar;??
}??

wchar_t*?StringToWchar（const?string&?s）??
{??
????const?char*?p=s.c_str（）;??
????return?CharToWchar（p）;??
}??

int?main（）
{
	const?string?fileform?=?“*.png“;
????const?string?perfileReadPath?=?“charSamples“;

????const?int?sample_mun_perclass?=?20;//訓(xùn)練字符每類數(shù)量
????const?int?class_mun?=?10;//訓(xùn)練字符類數(shù)

????const?int?image_cols?=?8;
????const?int?image_rows?=?16;
????string??fileReadName
????????????fileReadPath;
????char?temp[256];

????float?trainingData[class_mun*sample_mun_perclass][image_rows*image_cols]?=?{{0}};//每一行一個訓(xùn)練樣本
????float?labels[class_mun*sample_mun_perclass][class_mun]={{0}};//訓(xùn)練樣本標(biāo)簽

????for（int?i=0;i<=class_mun-1;++i）//不同類
????{
		//讀取每個類文件夾下所有圖像
		int?j?=?0;//每一類讀取圖像個數(shù)計(jì)數(shù)
????????sprintf（temp?“%d“?i）;
		fileReadPath?=?perfileReadPath?+?“/“?+?temp?+?“/“?+?fileform;
		cout<<“文件夾“<		HANDLE?hFile;
		LPCTSTR?lpFileName?=?StringToWchar（fileReadPath）;//指定搜索目錄和文件類型，如搜索d盤的音頻文件可以是“D:\\*.mp3“
		WIN32_FIND_DATA?pNextInfo;??//搜索得到的文件信息將儲存在pNextInfo中;
		hFile?=?FindFirstFile（lpFileName&pNextInfo）;//請注意是?&pNextInfo??不是?pNextInfo;
		if（hFile?==?INVALID_HANDLE_VALUE）
		{
			exit（-1）;//搜索失敗
		}
		//do-while循環(huán)讀取
		do
		{	
			if（pNextInfo.cFileName[0]?==?‘.‘）//過濾.和..
				continue;
			j++;//讀取一張圖
			//wcout<			printf（“%s\n“WcharToChar（pNextInfo.cFileName））;
			//對讀入的圖片進(jìn)行處理
			Mat?srcImage?=?imread（?perfileReadPath?+?“/“?+?temp?+?“/“?+?WcharToChar（pNextInfo.cFileName）CV_LOAD_IMAGE_GRAYSCALE）;
			Mat?resizeImage;
			Mat?trainImage;
			Mat?result;

			resize（srcImageresizeImageSize（image_colsimage_rows）（00）（00）CV_INTER_AREA）;//使用象素關(guān)系重采樣。當(dāng)圖像縮小時候，該方法可以避免波紋出現(xiàn)
			threshold（resizeImagetrainImage0255CV_THRESH_BINARY|CV_THRESH_OTSU）;

			for（int?k?=?0;?k????????????{
				trainingData[i*sample_mun_perclass+（j-1）][k]?=?（float）trainImage.data[k];
????????????????//trainingData[i*sample_mun_perclass+（j-1）][k]?=?（float）trainImage.at（（int）k/8（int）k%8）;//（float）train_image.data[k];
????????????????//cout<（k/8k%8）<????????????}

		}?while?（FindNextFile（hFile&pNextInfo）?&&?j