#pragma once
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#include <list>
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#include <iostream>
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#include <math.h>
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#include <opencv2/opencv.hpp>
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#include <opencv2/highgui.hpp>
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#include <opencv2/core.hpp>
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#include <opencv2/imgcodecs.hpp>
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#include <io.h>
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using namespace std;
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enum OperateType {
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//Âò
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OPERATE_BUY,
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//Âò³·
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OPERATE_BUY_CANCEL,
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//Âô
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OPERATE_SELL,
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//Âô³·
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OPERATE_SELL_CANCEL,
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//´íÎó
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OPERATE_OPERATE_ERROR,
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};
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class NumberData {
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public:
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NumberData() {
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};
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cv::Mat data;
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std::string num;
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};
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class RecognitionUtil
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{
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private:
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#ifndef _NUMBER_DATA_DEFAINE_
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#define _NUMBER_DATA_DEFAINE_
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static std::list<NumberData> numSimples;
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static std::list<NumberData> timeNumSimples;
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#endif
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public:
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static void init() {
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//½«Êý×ÖÑù±¾ÔØÈëÄÚ´æÖÐ
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numSimples.clear();
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for (int i = 0;i < 10;i++) {
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std::string sdir = "C:\\Users\\Administrator\\Desktop\\ocr\\number\\";
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if (_access(sdir.c_str(), 0)) {
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sdir = "sample\\number\\";
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}
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std::string path = sdir.append(std::to_string(i)).append(".jpg");
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NumberData data = NumberData();
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data.data = cv::imread(path.c_str(), cv::IMREAD_GRAYSCALE);
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data.num = std::to_string(i);
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numSimples.push_back(data);
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}
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//½«Ê±¼äÑù±¾ÔØÈëÄÚ´æÖÐ
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for (int i = 0;i < 60;i++) {
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std::string sdir = "C:\\Users\\Administrator\\Desktop\\ocr\\time\\";
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if (_access(sdir.c_str(), 0)) {
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sdir = "sample\\time\\";
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}
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std::string path = sdir;
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std::string num;
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if (i < 10) {
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num = std::to_string(0).append(std::to_string(i));
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}
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else {
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num = std::to_string(i);
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}
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path = path.append(num).append(".jpg");
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NumberData data = NumberData();
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data.data = cv::imread(path.c_str(), cv::IMREAD_GRAYSCALE);
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data.num = num;
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timeNumSimples.push_back(data);
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}
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}
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//»ñȡʱ¼ä
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static std::string getTime(cv::Mat img) {
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NumberData data = knn(img, timeNumSimples);
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return data.num;
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}
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//»ñÈ¡Êý×Ö
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static std::string getNumber(cv::Mat img) {
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NumberData data = knn(img, numSimples);
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return data.num;
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}
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static NumberData knn(cv::Mat target, std::list<NumberData> simples) {
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//imshow("¼ì²âÄ¿±ê", target);
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std::list<long> knnValue;
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std::list<NumberData>::iterator ele;
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for (ele = simples.begin(); ele != simples.end();ele++) {
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int cols = (*ele).data.cols;
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int rows = (*ele).data.rows;
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if (cols != target.cols || rows != target.rows) {
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continue;
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}
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int count = 0;
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for (int i = 0;i < rows;i++) {
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for (int j = 0; j < cols; j++)
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{
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uchar svalue = (*ele).data.ptr<uchar>(i)[j];
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uchar tvalue = target.ptr<uchar>(i)[j];
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//50ÊÇÈ¥³ýÔëÉù
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svalue = svalue > 50 ? 1 : 0;
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tvalue = tvalue > 50 ? 1 : 0;
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int result = abs(svalue - tvalue);
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count += result;
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}
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}
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if (count == 0) {
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return (*ele);
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}
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else {
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knnValue.push_back(count);
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}
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}
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//ÐèÒªÅÅÐò
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knnValue.sort();
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ele = simples.begin();
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return (*ele);
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}
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};
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