.. _program_listing_file__tmp_ws_src_aruco_ros_aruco_include_aruco_markerlabeler.h:

Program Listing for File markerlabeler.h
========================================

|exhale_lsh| :ref:`Return to documentation for file <file__tmp_ws_src_aruco_ros_aruco_include_aruco_markerlabeler.h>` (``/tmp/ws/src/aruco_ros/aruco/include/aruco/markerlabeler.h``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   
   #ifndef _aruco_MarkerLabeler_
   #define _aruco_MarkerLabeler_
   
   #include "aruco_export.h"
   #include "dictionary.h"
   #include <opencv2/core/core.hpp>
   
   namespace aruco
   {
   class Marker;
   class ARUCO_EXPORT MarkerLabeler
   {
   public:
     static cv::Ptr<MarkerLabeler> create(Dictionary::DICT_TYPES dict_type,
                                          float error_correction_rate = 0);
   
     static cv::Ptr<MarkerLabeler> create(std::string detector, std::string params = "");
   
     virtual bool detect(const cv::Mat& in, int& marker_id, int& nRotations,
                         std::string& additionalInfo) = 0;
     virtual int getBestInputSize()
     {
       return -1;
     }
   
     virtual int getNSubdivisions() const
     {
       return -1;
     }
   
     // returns an string that describes the labeler and can be used to create it
     virtual std::string getName() const = 0;
     virtual ~MarkerLabeler()
     {
     }
   };
   };  // namespace aruco
   #endif