SimpleBlobSearcher.h

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/********************************************************************
**                Image Component Library (ICL)                    **
**                                                                 **
** Copyright (C) 2006-2013 CITEC, University of Bielefeld          **
**                         Neuroinformatics Group                  **
** Website: www.iclcv.org and                                      **
**          http://opensource.cit-ec.de/projects/icl               **
**                                                                 **
** File   : ICLCV/src/ICLCV/SimpleBlobSearcher.h                   **
** Module : ICLCV                                                  **
** Authors: Christof Elbrechter                                    **
**                                                                 **
**                                                                 **
** GNU LESSER GENERAL PUBLIC LICENSE                               **
** This file may be used under the terms of the GNU Lesser General **
** Public License version 3.0 as published by the                  **
**                                                                 **
** Free Software Foundation and appearing in the file LICENSE.LGPL **
** included in the packaging of this file.  Please review the      **
** following information to ensure the license requirements will   **
** be met: http://www.gnu.org/licenses/lgpl-3.0.txt                **
**                                                                 **
** The development of this software was supported by the           **
** Excellence Cluster EXC 277 Cognitive Interaction Technology.    **
** The Excellence Cluster EXC 277 is a grant of the Deutsche       **
** Forschungsgemeinschaft (DFG) in the context of the German       **
** Excellence Initiative.                                          **
**                                                                 **
********************************************************************/

#pragma once

#include <ICLUtils/CompatMacros.h>
#include <ICLUtils/Range.h>
#include <ICLUtils/Uncopyable.h>
#include <ICLCore/Color.h>
#include <ICLCV/ImageRegion.h>

namespace icl{
  namespace cv{


    class ICLCV_API SimpleBlobSearcher : public utils::Uncopyable{
      public:

        struct ICLCV_API Blob{
        Blob():region(0),refColorIndex(-1){}
        Blob(const ImageRegion *region, const core::Color &refColor, int refColorIndex);

        const ImageRegion *region;

        core::Color refColor;

        int refColorIndex;
      };

      SimpleBlobSearcher();

      ~SimpleBlobSearcher();

      void add(const core::Color &color,
               float thresh,
               const utils::Range32s &sizeRange);

      void adapt(int index, const core::Color &color,
                 float thresh, const utils::Range32s &sizeRange);

      void remove(int index);
      void clear();


      const std::vector<Blob> &detect(const core::Img8u &image);

    private:
      struct Data;

      Data *m_data;
    };


  } // namespace cv
}