1 #pragma once 2 #pragma warning(disable:4996) 3 //#include "convert_image.hpp" 4 #include <Windows.h> 5 #include <iostream> 6 #include <string> 7 #include <istream> 8 #include <ostream> 9 #include <fstream>10 #include <sstream>11 #include <vector>12 using namespace std;13 14 class Play {15 public:16     const int total = 6570;17     void Init(string inputPath) {18         ifstream is;19         char tmp[256];20         src.clear();21         for (int k = 1; k <= total; k++) {22             is.open(inputPath + getTextFileName(k));23             src.push_back(vector<string>());24             size_t n = src.size() - 1;25             src[n].clear(); memset(tmp, 0, sizeof(tmp));26             while (is.getline(tmp, 80)) {27                 src[n].push_back(tmp);28                 memset(tmp, 0, sizeof(tmp));29             }30             is.close();31         }32     }33     void Show() {34         for (int i = 0; i < src.size(); i++) {35             system("cls");36             for (int j = 0; j < src[i].size(); j++) printf("%s\n", src[i][j].c_str());37             Sleep(20);38         }39     }40 protected:41     vector<vector<string>> src;42     string getTextFileName(int x) {43         stringstream ss;44         string file;45         ss << x; ss >> file;46         file += ".txt";47         return file;48     }49 };50 51 52 int main() {53     //ConvertSize::Do("../pic/","../done/", 40, 30);54     //ConvertType::Do("../done/", "../digit/", 40, 30);55     Play player;56     player.Init("../digit/");57     player.Show();58 }

 1 #include <iostream> 2 #include <string> 3 #include <istream> 4 #include <ostream> 5 #include <fstream> 6 #include <sstream> 7 #include <vector> 8 #include <opencv.hpp> 9 10 using namespace cv;11 using namespace std;12 13 class Utils {14 public:15     static const int total = 6570;16     static string getFileName(int x) {17         stringstream ss;18         string file;19         ss << x; ss >> file;20         file += ".jpg";21         return file;22     }23     static void saveImage(string outputPath, Mat& dst) {24         imwrite(outputPath, dst);25     }26 };27 28 class ConvertSize : public Utils {29 public:30     static void Do(string inputPath, string outputPath, size_t width, size_t height) {31         Mat dst;32         string fileName, tmp;33         for (int i = 1; i <= total; i++) {34             fileName = getFileName(i);35             dealSize(inputPath + fileName, dst, Size(width, height));36             saveImage(outputPath + fileName, dst);37         }38     }39 protected:40     static void dealSize(string inputPath, Mat& dst, Size size) {41         Mat src; dst = Mat();42         src =http://www.mamicode.com/ imread(inputPath);43         resize(src, dst, size);44     }45 };46 47 class ConvertType : public Utils {48 public:49     static void Do(string inputPath, string outputPath, size_t width, size_t height) {50         string fileName;51         for (int i = 1; i <= total; i++) {52             fileName = getFileName(i);53             dealType(inputPath + fileName, outputPath + fileName, Size(width, height));54         }55     }56 protected:57     // 1 : dark 0 : light58     static void dealType(string inputPath, string outputPath, Size size) {59         outputPath.pop_back(); outputPath.pop_back(); outputPath.pop_back();60         outputPath += "txt";61         Mat src =http://www.mamicode.com/ imread(inputPath);62         vector<vector<char> > dst;63         for (int i = 0; i < src.rows; i++) {64             dst.push_back(vector<char>());65             for (int j = 0; j < src.cols; j++) {66                 auto tot = src.at<Vec3b>(i, j)[0] + src.at<Vec3b>(i, j)[1] + src.at<Vec3b>(i, j)[2];67                 if (tot / 3 > 200) dst[i].push_back(‘ ‘);68                 else dst[i].push_back(‘0‘);69             }70         }71         ofstream of;72         of.open(outputPath);73         for (int i = 0; i < dst.size(); i++) {74             for (int j = 0; j < dst[i].size(); j++) {75                 of << dst[i][j];76             }77             of << endl;78         }79         of.close();80     }81 };