Merge pull request #3829 from abbaselmas:patch-1

getDefaultName() added #3829

all other contrib feature detectors have this function but TBMR

Author: abbaselmas

modules/xfeatures2d/include/opencv2/xfeatures2d.hpp

@@ -1209,6 +1209,8 @@ class CV_EXPORTS_W TBMR : public AffineFeature2D
     CV_WRAP virtual float getScaleFactor() const = 0;
     CV_WRAP virtual void setNScales(int n_scales) = 0;
     CV_WRAP virtual int getNScales() const = 0;
+
+    CV_WRAP String getDefaultName() const CV_OVERRIDE;
 };
 
 /** @brief Estimates cornerness for prespecified KeyPoints using the FAST algorithm

modules/xfeatures2d/src/tbmr.cpp

@@ -573,6 +573,11 @@ void TBMR_Impl::detectAndCompute(
                           useProvidedKeypoints);
 }
 
+String TBMR::getDefaultName() const
+{
+    return (Feature2D::getDefaultName() + ".TBMR");
+}
+
 Ptr<TBMR> TBMR::create(int _min_area, float _max_area_relative, float _scale,
                        int _n_scale)
 {
@@ -581,4 +586,4 @@ Ptr<TBMR> TBMR::create(int _min_area, float _max_area_relative, float _scale,
 }
 
 } // namespace xfeatures2d
-} // namespace cv
+} // namespace cv