CV_EXPORTS void write( FileStorage& fs, const String& name, const Mat& value );
CV_EXPORTS void write( FileStorage& fs, const String& name, const SparseMat& value );
CV_EXPORTS void write( FileStorage& fs, const String& name, const std::vector<KeyPoint>& value);
+CV_EXPORTS void write( FileStorage& fs, const String& name, const std::vector<DMatch>& value);
CV_EXPORTS void writeScalar( FileStorage& fs, int value );
CV_EXPORTS void writeScalar( FileStorage& fs, float value );
CV_EXPORTS void read(const FileNode& node, Mat& mat, const Mat& default_mat = Mat() );
CV_EXPORTS void read(const FileNode& node, SparseMat& mat, const SparseMat& default_mat = SparseMat() );
CV_EXPORTS void read(const FileNode& node, std::vector<KeyPoint>& keypoints);
+CV_EXPORTS void read(const FileNode& node, std::vector<DMatch>& matches);
template<typename _Tp> static inline void read(const FileNode& node, Point_<_Tp>& value, const Point_<_Tp>& default_value)
{
}
}
+
+void write(FileStorage& fs, const String& objname, const std::vector<DMatch>& matches)
+{
+ cv::internal::WriteStructContext ws(fs, objname, CV_NODE_SEQ + CV_NODE_FLOW);
+
+ int i, n = (int)matches.size();
+ for( i = 0; i < n; i++ )
+ {
+ const DMatch& m = matches[i];
+ cv::write(fs, m.queryIdx);
+ cv::write(fs, m.trainIdx);
+ cv::write(fs, m.imgIdx);
+ cv::write(fs, m.distance);
+ }
+}
+
+void read(const FileNode& node, std::vector<DMatch>& matches)
+{
+ matches.resize(0);
+ FileNodeIterator it = node.begin(), it_end = node.end();
+ for( ; it != it_end; )
+ {
+ DMatch m;
+ it >> m.queryIdx >> m.trainIdx >> m.imgIdx >> m.distance;
+ matches.push_back(m);
+ }
+}
+
+
int FileNode::type() const { return !node ? NONE : (node->tag & TYPE_MASK); }
bool FileNode::isNamed() const { return !node ? false : (node->tag & NAMED) != 0; }
DescriptorMatcher::create("FlannBased"), 0.04f );
test.safe_run();
}
+
+TEST( Features2d_DMatch, read_write )
+{
+ FileStorage fs(".xml", FileStorage::WRITE + FileStorage::MEMORY);
+ vector<DMatch> matches;
+ matches.push_back(DMatch(1,2,3,4.5f));
+ fs << "Match" << matches;
+ String str = fs.releaseAndGetString();
+ ASSERT_NE( strstr(str.c_str(), "4.5"), (char*)0 );
+}