Java API: Added base port of features2d.DescriptorMatcher class

modules/java/config/features2d.filelist

@@ -0,0 +1,2 @@
+include/opencv2/features2d/features2d.hpp
+../java/src/cpp/features2d_manual.hpp

modules/java/src/cpp/converters.h

@@ -2,6 +2,7 @@
 
 #include "opencv2/core/core.hpp"
 #include "opencv2/features2d/features2d.hpp"
+#include "features2d_manual.hpp"
 
 
 void Mat_to_vector_int(cv::Mat& mat, std::vector<int>& v_int);

modules/java/src/cpp/features2d_manual.hpp

@@ -0,0 +1,55 @@
+#ifndef __OPENCV_FEATURES_2D_MANUAL_HPP__
+#define __OPENCV_FEATURES_2D_MANUAL_HPP__
+
+#include "opencv2/features2d/features2d.hpp"
+
+namespace cv
+{
+
+class CV_EXPORTS_AS(DescriptorMatcher) javaDescriptorMatcher : public DescriptorMatcher
+{
+public:
+#if 0
+    CV_WRAP virtual bool isMaskSupported() const;
+	CV_WRAP virtual void add( const vector<Mat>& descriptors );
+	//CV_WRAP const vector<Mat>& getTrainDescriptors() const;
+	CV_WRAP virtual void clear();
+	CV_WRAP virtual bool empty() const;
+	CV_WRAP virtual void train();
+	CV_WRAP void match( const Mat& queryDescriptors, const Mat& trainDescriptors,
+                vector<DMatch>& matches, const Mat& mask=Mat() ) const;
+	CV_WRAP void knnMatch( const Mat& queryDescriptors, const Mat& trainDescriptors,
+                   vector<vector<DMatch> >& matches, int k,
+                   const Mat& mask=Mat(), bool compactResult=false ) const;
+    CV_WRAP void radiusMatch( const Mat& queryDescriptors, const Mat& trainDescriptors,
+                      vector<vector<DMatch> >& matches, float maxDistance,
+                      const Mat& mask=Mat(), bool compactResult=false ) const;
+    CV_WRAP void match( const Mat& queryDescriptors, vector<DMatch>& matches,
+                const vector<Mat>& masks=vector<Mat>() );
+    CV_WRAP void knnMatch( const Mat& queryDescriptors, vector<vector<DMatch> >& matches, int k,
+           const vector<Mat>& masks=vector<Mat>(), bool compactResult=false );
+    CV_WRAP void radiusMatch( const Mat& queryDescriptors, vector<vector<DMatch> >& matches, float maxDistance,
+                   const vector<Mat>& masks=vector<Mat>(), bool compactResult=false );
+    CV_WRAP virtual void read( const FileNode& );
+    // Writes matcher object to a file storage
+    CV_WRAP virtual void write( FileStorage& ) const;
+#endif
+
+    CV_WRAP_AS(clone) javaDescriptorMatcher* jclone( bool emptyTrainData=false ) const
+	{
+	    Ptr<DescriptorMatcher> matcher = DescriptorMatcher::clone(emptyTrainData);
+		matcher.addref();
+		return (javaDescriptorMatcher*)((DescriptorMatcher*) matcher);
+	}
+	
+	CV_WRAP_AS(create) static javaDescriptorMatcher* jcreate( const string& descriptorMatcherType )
+	{
+	    Ptr<DescriptorMatcher> matcher = DescriptorMatcher::create(descriptorMatcherType);
+		matcher.addref();
+		return (javaDescriptorMatcher*)((DescriptorMatcher*) matcher);
+	}
+};
+
+} //cv
+
+#endif // __OPENCV_FEATURES_2D_MANUAL_HPP__