Update radon_transform.cpp

Author: sturkmen72

modules/ximgproc/src/radon_transform.cpp

@@ -17,13 +17,12 @@ namespace cv {namespace ximgproc {
         CV_Assert(src.channels() == 1);
         CV_Assert((end_angle - start_angle) * theta > 0);
 
-        Mat _srcMat = src.getMat();
+        int _col_num = cvRound((end_angle - start_angle) / theta);
+        int _row_num, _out_mat_type;
+        Point _center;
+        Mat _srcMat, _masked_src;
 
-        int _row_num, _col_num, _out_mat_type;
-        _col_num = cvRound((end_angle - start_angle) / theta);
-        transpose(_srcMat, _srcMat);
-        Mat _masked_src;
-        cv::Point _center;
+        transpose(src, _srcMat);
 
         if (_srcMat.type() == CV_32FC1 || _srcMat.type() == CV_64FC1) {
             _out_mat_type = CV_64FC1;
@@ -59,7 +58,10 @@ namespace cv {namespace ximgproc {
 
         double _t;
         Mat _rotated_src;
-        Mat _radon(_row_num, _col_num, _out_mat_type);
+
+        // Initialize dst with appropriate size and type
+        dst.create(_row_num, _col_num, _out_mat_type);
+        Mat _radon = dst.getMat(); // Get reference to the output matrix
 
         for (int _col = 0; _col < _col_num; _col++) {
             // rotate the source by _t
@@ -74,8 +76,5 @@ namespace cv {namespace ximgproc {
         if (norm) {
             normalize(_radon, _radon, 0, 255, NORM_MINMAX, CV_8UC1);
         }
-
-        _radon.copyTo(dst);
-        return;
     }
 } }