adding the Brief descriptor, associated hamming distance functors for bruteforce matching. Also adding cout << cv::Mat functions in core.

2010-11-14 06:27:48 +00:00
parent 4065f17aa0
commit d84b970bf2
11 changed files with 1354 additions and 20 deletions
--- a/modules/core/src/cvout.cpp
+++ b/modules/core/src/cvout.cpp
@@ -0,0 +1,139 @@
+#include "opencv2/core/core.hpp"
+
+namespace cv
+{
+
+namespace
+{
+template<typename T>
+  std::ostream & writevec(std::ostream & out, const std::vector<T> & points)
+  {
+    typedef T MT_T;
+    typedef typename std::vector<T>::const_iterator CIT;
+    /* Draw Me:
+     plot2( pts1(:,1),pts1(:,2),'r.')  */
+    std::streamsize pp = out.precision();
+    out.precision(15);
+    out << "[";
+
+    CIT it = points.begin();
+
+    for (; it != points.end(); ++it)
+    {
+
+      out << *it;
+      CIT next = it;
+      if (++next != points.end())
+      {
+        out << " ";
+      }
+    }
+    out << "]";
+    out.precision(pp);
+    return out;
+  }
+
+std::ostream & writeelem(std::ostream & out, const Mat & mat, int i, int j)
+{
+  if (mat.type() == CV_32F)
+    out << mat.at<float> (i, j);
+  else if (mat.type() == CV_64F)
+    out << mat.at<double> (i, j);
+  else if (mat.type() == CV_32S)
+    out << mat.at<int> (i, j);
+  else if (mat.type() == CV_8U)
+    out << int(mat.at<unsigned char> (i, j));
+  else if (mat.type() == CV_16U)
+    out << int(mat.at<unsigned short> (i, j));
+  else
+    out << "?";
+  return out;
+}
+
+}
+
+std::ostream & operator<<(std::ostream & out, const std::vector<Point2f> & points)
+{
+  return writevec(out, points);
+}
+std::ostream & operator<<(std::ostream & out, const std::vector<Point3f> & points)
+{
+  return writevec(out, points);
+}
+
+std::ostream & operator<<(std::ostream & out, const Mat & _mat)
+{
+  std::streamsize pp = out.precision();
+  out.precision(15);
+  std::vector<Mat> channels;
+  split(_mat, channels);
+  for (int chn = 0; chn < _mat.channels(); chn++)
+  {
+    Mat mat = channels[chn];
+    out << "[";
+    for (int i = 0; i < mat.rows; i++)
+    {
+      for (int j = 0; j < mat.cols; j++)
+      {
+        writeelem(out,mat,i,j);
+        if (j < mat.cols - 1)
+          out << " ";
+      }
+      if (i < mat.rows - 1)
+        out << ";\n";
+    }
+    out << "]";
+  }
+  out.precision(pp);
+  return out;
+}
+
+std::ostream & writeCSV(std::ostream & out, const std::vector<Point3f> & points)
+{
+  std::streamsize pp = out.precision();
+  out.precision(15);
+  std::vector<Point3f>::const_iterator it = points.begin();
+
+  for (; it != points.end(); ++it)
+  {
+    out << it->x << "," << it->y << ","<< it->z << "\n";
+  }
+  out.precision(pp);
+  return out;
+}
+
+std::ostream & writeCSV(std::ostream & out, const std::vector<Point2f> & points)
+{
+  std::streamsize pp = out.precision();
+  out.precision(15);
+  std::vector<Point2f>::const_iterator it = points.begin();
+
+  for (; it != points.end(); ++it)
+  {
+    out << it->x << "," << it->y << "\n";
+  }
+  out.precision(pp);
+  return out;
+}
+
+std::ostream & writeCSV(std::ostream & out, const Mat & mat)
+{
+  std::streamsize pp = out.precision();
+  out.precision(15);
+  for (int i = 0; i < mat.rows; i++)
+  {
+
+    for (int j = 0; j < mat.cols; j++)
+    {
+      writeelem(out,mat,i,j);
+      if (j < mat.cols - 1)
+        out << ",";
+    }
+    out << "\n";
+  }
+  out.precision(pp);
+  return out;
+}
+
+}
+