#include "cv.h"#include "highgui.h"int main(int argc, char** argv){    IplImage *src;    if( argc == 2 && (src=/blog.armyourlife.info/cvLoadImage(argv[1],1)) != 0)    {        IplImage* dst = cvCreateImage( cvSize(256,256), 8, 3 );        IplImage* src2 = cvCreateImage( cvGetSize(src), 8, 3 );        cvLogPolar( src, dst, cvPoint2D32f(src->width/2,src->height/2),            40, CV_INTER_LINEAR+CV_WARP_FILL_OUTLIERS );        cvLogPolar( dst, src2, cvPoint2D32f(src->width/2,src->height/2),            40, CV_INTER_LINEAR+CV_WARP_FILL_OUTLIERS+CV_WARP_INVERSE_MAP );        cvNamedWindow( "src", 1 );        cvShowImage( "src", src );        cvNamedWindow( "log-polar", 1 );        cvShowImage( "log-polar", dst );        cvNamedWindow( "inverse log-polar", 1 );        cvShowImage( "inverse log-polar", src2 );        cvWaitKey(0);    }}//对比一下可以得出在进行一组正逆极坐标变换后图像会有失真//极坐标函数可以模仿人类视网膜中央凹视力，//并且对于目标跟踪等可用于快速尺度和旋转变换不变模板匹配。 本文转自gnuhpc博客园博客，原文链接：http://www.cnblogs.com/gnuhpc/archive/2012/10/13/2722882.html，如需转载请自行联系原作者