对数极坐标变换示例 —— 图像处理

#include<cv.h>
#include<highgui.h>

int main()
{
    IplImage* src = NULL;
    src = cvLoadImage ("fruits.jpg", 1);
    IplImage* dst = cvCreateImage (cvGetSize(src), 8, 3);
    IplImage* src2 = cvCreateImage (cvGetSize(src), 8, 3);

    cvLogPolar (src, dst, cvPoint2D32f(src->width / 2, src->height / 2), 80, CV_INTER_LINEAR | CV_WARP_FILL_OUTLIERS);
    cvLogPolar (dst, src2, cvPoint2D32f(src->width / 2, src->height / 2), 80, 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);

    cvReleaseImage (&src);
    cvReleaseImage (&dst);
    cvReleaseImage (&src2);

    return 0;
}

 

 

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