// define head function #ifndef PS_ALGORITHM_H_INCLUDED #define PS_ALGORITHM_H_INCLUDED #include#include #include "cv.h" #include "highgui.h" #include "cxmat.hpp" #include "cxcore.hpp" #include "math.h" using namespace std; using namespace cv; void Show_Image(Mat&, const string &); #endif // PS_ALGORITHM_H_INCLUDED #include "PS_Algorithm.h" #include using namespace std; using namespace cv; #define pi 3.1415926 int main() { string Img_name("4.jpg"); Mat Img; Img=imread(Img_name); Mat Img_out(Img.size(), CV_8UC3); Img.copyTo(Img_out); int width=Img.cols; int height=Img.rows; float R; float e; float a,b; float alpha=0.75; float K=pi/2; a=height/2.0; b=width/2.0; e=(float)width/(float)height; R=std::min(a,b); Point Center(width/2, height/2); float radius,r0,Dis,new_x, new_y; float p,q,x1,y1,x0,y0; float theta; for (int y=0; y =width-1) new_x=width-2; if(new_y<0) new_y=0; if(new_y>=height-1) new_y=height-2; x1=(int)new_x; y1=(int)new_y; p=new_x-x1; q=new_y-y1; for (int k=0; k<3; k++) { Img_out.at (y, x)[k]=(1-p)*(1-q)*Img.at (y1, x1)[k]+ (p)*(1-q)*Img.at (y1,x1+1)[k]+ (1-p)*(q)*Img.at (y1+1,x1)[k]+ (p)*(q)*Img.at (y1+1,x1+1)[k]; } } } } Show_Image(Img_out, "out"); imwrite("Out.jpg", Img_out); waitKey(); } // define the show image #include "PS_Algorithm.h" #include #include using namespace std; using namespace cv; void Show_Image(Mat& Image, const string& str) { namedWindow(str.c_str(),CV_WINDOW_AUTOSIZE); imshow(str.c_str(), Image); }
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