Class: OpenCV::CvSURFPoint

Inherits:

Object

• Object
• OpenCV::CvSURFPoint

Defined in:

ext/opencv/cvsurfpoint.cpp

Overview

C structure is here.

typedef struct CvSURFPoint {
  CvPoint2D32f pt; // position of the feature within the image
  int laplacian;   // -1, 0 or +1. sign of the laplacian at the point.
                   // can be used to speedup feature comparison
                   // (normally features with laplacians of different
                   // signs can not match)
  int size;        // size of the feature
  float dir;       // orientation of the feature: 0..360 degrees
  float hessian;   // value of the hessian (can be used to
                   // approximately estimate the feature strengths)
} CvSURFPoint;