LocalThresholdOp.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   : ICLFilter/src/ICLFilter/LocalThresholdOp.h             **
** Module : ICLFilter                                              **
** Authors: Christof Elbrechter, Andre Justus                      **
**                                                                 **
**                                                                 **
** 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/Uncopyable.h>
#include <ICLUtils/Size.h>
#include <ICLFilter/UnaryOp.h>
#include <vector>

namespace icl{
  namespace filter{

    class IntegralImgOp;
    class UnaryCompareOp;
    class BinaryCompareOp;

    class ICLFilter_API LocalThresholdOp : public UnaryOp, public utils::Uncopyable{
      public:

      enum algorithm{
        regionMean, 
        tiledNN,    
        tiledLIN,   
        global      
      };


      LocalThresholdOp(unsigned int maskSize=10, float globalThreshold=0, float gammaSlope=0);


      LocalThresholdOp(algorithm a, int maskSize=10, float globalThreshold=0, float gammaSlope=0);


      ~LocalThresholdOp();


      virtual void apply(const core::ImgBase *src, core::ImgBase **dst);

      using UnaryOp::apply;

      void setMaskSize(unsigned int maskSize);

      void setGlobalThreshold(float globalThreshold);

      void setGammaSlope(float gammaSlope);

      void setup(unsigned int maskSize, float globalThreshold, algorithm a=regionMean, float gammaSlope=0);

      unsigned int getMaskSize() const;

      float getGlobalThreshold() const;

      float getGammaSlope() const;

      algorithm getAlgorithm() const ;

      void setAlgorithm(algorithm a);

      private:

      template<algorithm a>
      void apply_a(const core::ImgBase *src, core::ImgBase **dst);

      // property unsigned int m_maskSize;

      // property float m_globalThreshold;

      // property float m_gammaSlope;

      core::ImgBase *m_roiBufSrc;

      core::ImgBase *m_roiBufDst;

      IntegralImgOp *m_iiOp;


      BinaryCompareOp *m_cmp;

      core::ImgBase *m_tiledBuf1;

      core::ImgBase *m_tiledBuf2;

    };

  } // namespace filter
}