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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 itkWrapPadImageFilter_h
#define itkWrapPadImageFilter_h
#include "itkPadImageFilter.h"
#include "itkPeriodicBoundaryCondition.h"
namespace itk
{
/** \class WrapPadImageFilter
* \brief Increase the image size by padding with replicants of the
* input image value.
*
* WrapPadImageFilter changes the image bounds of an image. Added
* pixels are filled in with a wrapped replica of the input image.
* For instance, if the output image needs a pixel that is <b>two pixels
* to the left of the LargestPossibleRegion</b> of the input image, the
* value assigned will be from the pixel <b>two pixels inside the right
* boundary of the LargestPossibleRegion</b>. The image bounds of the
* output must be specified.
*
* \image html WrapPadImageFilter.png "Visual explanation of padding regions."
*
* This filter is implemented as a multithreaded filter. It provides a
* ThreadedGenerateData() method for its implementation.
*
* \ingroup GeometricTransform
* \sa MirrorPadImageFilter, ConstantPadImageFilter
* \ingroup ITKImageGrid
*
* \wiki
* \wikiexample{Images/WrapPadImageFilter,Pad an image by wrapping}
* \endwiki
*/
template< typename TInputImage, typename TOutputImage >
class ITK_TEMPLATE_EXPORT WrapPadImageFilter:
public PadImageFilter< TInputImage, TOutputImage >
{
public:
/** Standard class typedefs. */
typedef WrapPadImageFilter Self;
typedef PadImageFilter< TInputImage, TOutputImage > Superclass;
typedef SmartPointer< Self > Pointer;
typedef SmartPointer< const Self > ConstPointer;
/** Method for creation through the object factory. */
itkNewMacro(Self);
/** Run-time type information (and related methods). */
itkTypeMacro(WrapPadImageFilter, PadImageFilter);
typedef typename Superclass::InputImageType InputImageType;
typedef typename Superclass::OutputImageType OutputImageType;
typedef typename Superclass::InputImagePointer InputImagePointer;
typedef typename Superclass::OutputImagePointer OutputImagePointer;
typedef typename Superclass::InputImageConstPointer InputImageConstPointer;
/** Typedef to describe the output image region type. */
typedef typename Superclass::OutputImageRegionType OutputImageRegionType;
typedef typename Superclass::InputImageRegionType InputImageRegionType;
/** Typedef to describe the type of pixel. */
typedef typename Superclass::OutputImagePixelType OutputImagePixelType;
typedef typename Superclass::InputImagePixelType InputImagePixelType;
/** Typedef to describe the output and input image index and size types. */
typedef typename Superclass::OutputImageIndexType OutputImageIndexType;
typedef typename Superclass::InputImageIndexType InputImageIndexType;
typedef typename Superclass::OutputImageSizeType OutputImageSizeType;
typedef typename Superclass::InputImageSizeType InputImageSizeType;
/** ImageDimension enumeration. */
itkStaticConstMacro(ImageDimension, unsigned int,
TInputImage::ImageDimension);
#ifdef ITK_USE_CONCEPT_CHECKING
// Begin concept checking
itkConceptMacro( InputConvertibleToOutputCheck,
( Concept::Convertible< InputImagePixelType, OutputImagePixelType > ) );
// End concept checking
#endif
protected:
WrapPadImageFilter();
~WrapPadImageFilter() ITK_OVERRIDE {}
private:
ITK_DISALLOW_COPY_AND_ASSIGN(WrapPadImageFilter);
PeriodicBoundaryCondition< TInputImage, TOutputImage > m_InternalBoundaryCondition;
};
} // end namespace itk
#ifndef ITK_MANUAL_INSTANTIATION
#include "itkWrapPadImageFilter.hxx"
#endif
#endif
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