JuniorHighClient/SmartEvaluationLogic/common.h

#pragma once
#include <opencv2/opencv.hpp>
#include "../Identifier/schema_struct.h"
#include <vector>
template<class T> void caculateLocateArea(const cv::Mat& img_rotated, const std::vector<T> matrixs, std::vector<identify::schema::ISCH_IDENTIFY_AREA>& assistLocateArea){
	if(matrixs.size()>0)
	{
		int oldsize=assistLocateArea.size();
		assistLocateArea.resize(assistLocateArea.size()+matrixs.size());
		for (int i=0;i<matrixs.size();i++)
		{
			const T & area = matrixs[i];
			assistLocateArea[oldsize+i].locate_area.centerx =area.centerx;
			assistLocateArea[oldsize+i].locate_area.centery =area.centery;
			assistLocateArea[oldsize+i].locate_area.width =area.width;
			assistLocateArea[oldsize+i].locate_area.height =area.height;
			assistLocateArea[oldsize+i].locate_area.nID =area.nID;
			int left =cv::max(0,cvRound(area.centerx-area.width/2.0-50)),
				top=cv::max(0,cvRound(area.centery-area.height/2.0-50)),
				right=cv::min(img_rotated.cols-1,cvRound(area.centerx+area.width/2.0+50)),
				bottom=cv::min(img_rotated.rows-1,cvRound(area.centery+area.height/2.0+50));
			assistLocateArea[oldsize+i].locateAreasOffset =cvPoint(left,top);
			Mat m_m = img_rotated(cvRect(left,top,right-left+1,bottom-top+1));
			Ptr<SurfFeatureDetector> pDetector=SurfFeatureDetector::create();// 这里我们用了SURF特征点
			pDetector->detect(m_m, assistLocateArea[oldsize+i].locateAreasKeyPoints);
			Ptr<SurfDescriptorExtractor> pExtractor = SurfDescriptorExtractor::create(); // 提取SURF描述向量
			pExtractor->compute(m_m, assistLocateArea[oldsize+i].locateAreasKeyPoints,  assistLocateArea[oldsize+i].locateAreasDescriptor);
			
		}
	}
}