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//opencv2.4.9 + vs2012 + 64位#include #include #include #include using namespace cv;using namespace std; char* WcharToChar(const wchar_t* wp) { char *m_char; int len= WideCharToMultiByte(CP_ACP,0,wp,wcslen(wp),NULL,0,NULL,NULL); m_char=new char[len+1]; WideCharToMultiByte(CP_ACP,0,wp,wcslen(wp),m_char,len,NULL,NULL); m_char[len]='\0'; return m_char; } wchar_t* CharToWchar(const char* c) { wchar_t *m_wchar; int len = MultiByteToWideChar(CP_ACP,0,c,strlen(c),NULL,0); m_wchar=new wchar_t[len+1]; MultiByteToWideChar(CP_ACP,0,c,strlen(c),m_wchar,len); 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;//训练字符每类数量 const int class_mun = 10+26;//训练字符类数 0-9 A-Z 除了I、O 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}};//每一行一个训练样本 float labels[class_mun*sample_mun_perclass][class_mun]={{0}};//训练样本标签 for(int i = 0; i <= class_mun - 1; i++)//不同类 {//读取每个类文件夹下所有图像int j = 0;//每一类读取图像个数计数 if (i <= 9)//0-9 { sprintf(temp, "%d", i); //printf("%d\n", i); } else//A-Z { sprintf(temp, "%c", i + 55); //printf("%c\n", i+55); } fileReadPath = perfileReadPath + "/" + temp + "/" + fileform; cout<((int)k/8,(int)k%8);//(float)train_image.data[k]; //cout<(k/8,k%8)<(1,5) << image_rows*image_cols,128,128,128,class_mun); bp.create(layerSizes,CvANN_MLP::SIGMOID_SYM,1.0,1.0);//CvANN_MLP::SIGMOID_SYM //CvANN_MLP::GAUSSIAN //CvANN_MLP::IDENTITY cout<sampleMat(1,image_rows*image_cols); for(int i = 0; i(0,i) = (float)test_temp.at(i/8,i%8); } Mat responseMat; bp.predict(sampleMat,responseMat); Point maxLoc;double maxVal = 0;minMaxLoc(responseMat,NULL,&maxVal,NULL,&maxLoc); if (maxLoc.x <= 9)//0-9 { sprintf(temp, "%d", maxLoc.x); //printf("%d\n", i); } else//A-Z { sprintf(temp, "%c", maxLoc.x + 55); //printf("%c\n", i+55); } cout<![]()
