itkAnchorOpenCloseImageFilter.h

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/*=========================================================================
 *
 *  Copyright Insight Software Consortium
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0.txt
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *=========================================================================*/
#ifndef __itkAnchorOpenCloseImageFilter_h
#define __itkAnchorOpenCloseImageFilter_h

#include "itkKernelImageFilter.h"
#include "itkProgressReporter.h"
#include "itkAnchorOpenCloseLine.h"
#include "itkAnchorErodeDilateLine.h"
#include "itkBresenhamLine.h"

namespace itk
{
template< class TImage, class TKernel, class TCompare1, class TCompare2 >
class ITK_EXPORT AnchorOpenCloseImageFilter:
  public KernelImageFilter< TImage, TImage, TKernel >
{
public:

  typedef AnchorOpenCloseImageFilter           Self;
  typedef KernelImageFilter< TImage, TImage, TKernel >
                                               Superclass;
  typedef SmartPointer< Self >                 Pointer;
  typedef SmartPointer< const Self >           ConstPointer;

  typedef TKernel                    KernelType;
  typedef typename KernelType::LType KernelLType;

  typedef TImage                                InputImageType;
  typedef typename InputImageType::Pointer      InputImagePointer;
  typedef typename InputImageType::ConstPointer InputImageConstPointer;
  typedef typename InputImageType::RegionType   InputImageRegionType;
  typedef typename InputImageType::PixelType    InputImagePixelType;

  itkStaticConstMacro(InputImageDimension, unsigned int,
                      TImage::ImageDimension);
  itkStaticConstMacro(OutputImageDimension, unsigned int,
                      TImage::ImageDimension);

  itkNewMacro(Self);

  itkTypeMacro(AnchorOpenCloseImageFilter,
               KernelImageFilter);

protected:
  AnchorOpenCloseImageFilter();
  ~AnchorOpenCloseImageFilter() {}
  void PrintSelf(std::ostream & os, Indent indent) const;

  void  ThreadedGenerateData(const InputImageRegionType & outputRegionForThread,
                             ThreadIdType threadId);

  InputImagePixelType m_Boundary1, m_Boundary2;
private:
  AnchorOpenCloseImageFilter(const Self &); //purposely not implemented
  void operator=(const Self &);             //purposely not implemented

  typedef BresenhamLine< itkGetStaticConstMacro(InputImageDimension) > BresType;
  typedef typename BresType::OffsetArray                               BresOffsetArray;

  // the class that operates on lines -- does the opening in one
  // operation. The classes following are named on the assumption that
  // we are doing an opening

//  typedef AnchorOpenCloseLine<InputImagePixelType, THistogramCompare,
// TFunction1, TFunction2> AnchorLineOpenType;
  typedef AnchorOpenCloseLine< InputImagePixelType, TCompare1 > AnchorLineOpenType;

  typedef AnchorErodeDilateLine< InputImagePixelType, TCompare1 > AnchorLineErodeType;

  // the class that does the dilation
  typedef AnchorErodeDilateLine< InputImagePixelType, TCompare2 > AnchorLineDilateType;

  void DoFaceOpen(InputImageConstPointer input,
                  InputImagePointer output,
                  InputImagePixelType border,
                  KernelLType line,
                  AnchorLineOpenType & AnchorLineOpen,
                  const BresOffsetArray LineOffsets,
                  std::vector<InputImagePixelType> & outbuffer,
                  const InputImageRegionType AllImage,
                  const InputImageRegionType face);
}; // end of class
} // end namespace itk

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkAnchorOpenCloseImageFilter.hxx"
#endif

#endif