text: #ifndef EASYPR_CORE_CHARSIDENTIFY_H_
  #define EASYPR_CORE_CHARSIDENTIFY_H_
  
  #include <opencv2/opencv.hpp>
  
  namespace easypr {
  
  class CharsIdentify {
   public:
    static CharsIdentify* instance();
  
    std::pair<std::string, std::string> identify(cv::Mat input);
  
   private:
    CharsIdentify();
  
    static CharsIdentify* instance_;
    cv::Ptr<cv::ml::ANN_MLP> ann_;
  };
  }
  
  #endif  //  EASYPR_CORE_CHARSIDENTIFY_H_