ximgproc: rename global functions with generic names

modules/ximgproc/include/opencv2/ximgproc/fourier_descriptors.hpp

@@ -94,7 +94,7 @@ namespace ximgproc {
     * @param   fdContour true src are Fourier Descriptors. fdContour false src is a contour
     *
     */
-    CV_EXPORTS_W void transform(InputArray src, InputArray t,OutputArray dst, bool fdContour=true);
+    CV_EXPORTS_W void transformFD(InputArray src, InputArray t,OutputArray dst, bool fdContour=true);
     /**
     * @brief   Contour sampling .
     *
@@ -106,12 +106,12 @@ namespace ximgproc {
     CV_EXPORTS_W void contourSampling(InputArray src, OutputArray out, int nbElt);
 
     /**
-    * @brief create
-
+    * @brief create ContourFitting algorithm object
+    *
     * @param ctr number of Fourier descriptors equal to number of contour points after resampling.
     * @param fd Contour defining second shape (Target).
     */
-    CV_EXPORTS_W Ptr<ContourFitting> create(int ctr = 1024, int fd = 16);
+    CV_EXPORTS_W Ptr<ContourFitting> createContourFitting(int ctr = 1024, int fd = 16);
 
     //! @} ximgproc_fourier
 }

modules/ximgproc/samples/fourier_descriptors_demo.cpp

@@ -62,7 +62,7 @@ int main(void)
         {
             Mat r = getRotationMatrix2D(Point(p.xg, p.yg), p.angle, 10.0/ p.scale10);
             ctrNoisy= NoisyPolygon(ctrRef,static_cast<double>(p.levelNoise));
-            transform(ctrNoisy, ctrNoisyRotate,r);
+            cv::transform(ctrNoisy, ctrNoisyRotate, r);
             ctrNoisyRotateShift.clear();
             for (int i=0;i<static_cast<int>(ctrNoisy.size());i++)
                 ctrNoisyRotateShift.push_back(ctrNoisyRotate[(i+(p.origin*ctrNoisy.size())/100)% ctrNoisy.size()]);
@@ -112,7 +112,7 @@ int main(void)
             cout << "Angle = " << t.at<double>(0, 1) * 180 / M_PI << " expected " << p.angle  <<"\n";
             cout << "Scale = " << t.at<double>(0, 2) << " expected " << p.scale10 / 10.0 << "\n";
             Mat dst;
-            ximgproc::transform(ctrRot2d, t, dst, false);
+            ximgproc::transformFD(ctrRot2d, t, dst, false);
             c.push_back(dst);
             drawContours(img, c, 2, Scalar(0,255,255));
             circle(img, c[2][0], 5, Scalar(0, 255, 255));

modules/ximgproc/src/fourier_descriptors.cpp

@@ -281,7 +281,7 @@ void contourSampling(InputArray _src, OutputArray _out, int nbElt)
     r.copyTo(_out);
 }
 
-void transform(InputArray _src, InputArray _t,OutputArray _dst,  bool fdContour)
+void transformFD(InputArray _src, InputArray _t,OutputArray _dst,  bool fdContour)
 {
     if (!fdContour)
         CV_Assert(_src.kind() == _InputArray::STD_VECTOR);
@@ -325,7 +325,7 @@ void transform(InputArray _src, InputArray _t,OutputArray _dst,  bool fdContour)
     Mat(z).copyTo(_dst);
 }
 
-cv::Ptr<ContourFitting> create(int ctr, int fd)
+cv::Ptr<ContourFitting> createContourFitting(int ctr, int fd)
 {
     return makePtr<ContourFitting>(ctr, fd);
 }