MedianImageFilter3D.h

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//
//
/*
    Copyright (C) 2000- 2009, Hammersmith Imanet Ltd
    This file is part of STIR.

    SPDX-License-Identifier: Apache-2.0

    See STIR/LICENSE.txt for details
*/

#ifndef __stir_MedianImageFilter3D_H__
#define __stir_MedianImageFilter3D_H__

#include "stir/DataProcessor.h"
#include "stir/MedianArrayFilter3D.h"
#include "stir/DiscretisedDensity.h"
#include "stir/RegisteredParsingObject.h"

START_NAMESPACE_STIR

template <typename coordT>
class CartesianCoordinate3D;

template <typename elemT>
class MedianImageFilter3D : public RegisteredParsingObject<MedianImageFilter3D<elemT>,
                                                           DataProcessor<DiscretisedDensity<3, elemT>>,
                                                           DataProcessor<DiscretisedDensity<3, elemT>>>
{
private:
  typedef RegisteredParsingObject<MedianImageFilter3D<elemT>,
                                  DataProcessor<DiscretisedDensity<3, elemT>>,
                                  DataProcessor<DiscretisedDensity<3, elemT>>>
      base_type;

public:
  static const char* const registered_name;

  MedianImageFilter3D();

  MedianImageFilter3D(const CartesianCoordinate3D<int>& mask_radius);

private:
  MedianArrayFilter3D<elemT> median_filter;
  int mask_radius_x;
  int mask_radius_y;
  int mask_radius_z;

  void set_defaults() override;
  void initialise_keymap() override;

  Succeeded virtual_set_up(const DiscretisedDensity<3, elemT>& density) override;
  void virtual_apply(DiscretisedDensity<3, elemT>& density, const DiscretisedDensity<3, elemT>& in_density) const override;
  void virtual_apply(DiscretisedDensity<3, elemT>& density) const override;
};

END_NAMESPACE_STIR

#endif // MedianImageFilter3D