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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 sitkCastImageFilter_h
#define sitkCastImageFilter_h
#include "sitkImageFilter.h"
#include "sitkPixelIDTokens.h"
#include "sitkDualMemberFunctionFactory.h"
#include <memory>
namespace itk
{
namespace simple
{
/** \class CastImageFilter
* \brief A hybrid cast image filter to convert images to other types
* of images.
*
* Several different ITK classes are implemented under the hood, to
* convert between different image types.
*
* \sa itk::simple::Cast for the procedural interface
*/
class SITKBasicFilters_EXPORT CastImageFilter
: public ImageFilter<1>
{
public:
typedef CastImageFilter Self;
/** Set/Get the output pixel type */
SITK_RETURN_SELF_TYPE_HEADER SetOutputPixelType( PixelIDValueEnum pixelID );
PixelIDValueEnum GetOutputPixelType( void ) const;
/**
* Default Constructor that takes no arguments and initializes
* default parameters
*/
CastImageFilter();
/** Name of this class */
std::string GetName() const { return std::string ("CastImageFilter"); }
// See super class for doxygen
std::string ToString() const;
// See super class for doxygen
Image Execute ( const Image & );
private:
PixelIDValueEnum m_OutputPixelType;
/** Methods to actually implement conversion from one image type
* to another.
*
* These methods implement CastImageFilter,
* ComposeImageFilter, and LabelImageToLabelMapImageFilter
* respectively.
*
* @{
*/
template<typename TImageType, typename TOutputImageType>
Image ExecuteInternalCast( const Image& inImage );
template<typename TImageType, typename TOutputImageType>
Image ExecuteInternalToVector( const Image& inImage );
template<typename TImageType, typename TOutputImageType>
Image ExecuteInternalToLabel( const Image& inImage );
template<typename TImageType, typename TOutputImageType>
Image ExecuteInternalLabelToImage( const Image& inImage );
/** @} */
// SWIG does not appear to process private classes correctly
#ifndef SWIG
/** An addressor of ExecuteInternalCast to be utilized with
* registering member functions with the factory.
*/
template < class TMemberFunctionPointer >
struct CastAddressor
{
typedef typename ::detail::FunctionTraits<TMemberFunctionPointer>::ClassType ObjectType;
template< typename TImageType1, typename TImageType2 >
TMemberFunctionPointer operator() ( void ) const
{
return &ObjectType::template ExecuteInternalCast< TImageType1, TImageType2 >;
}
};
/** An addressor of ExecuteInternalToVector to be utilized with
* registering member functions with the factory.
*/
template < class TMemberFunctionPointer >
struct ToVectorAddressor
{
typedef typename ::detail::FunctionTraits<TMemberFunctionPointer>::ClassType ObjectType;
template< typename TImageType1, typename TImageType2 >
TMemberFunctionPointer operator() ( void ) const
{
return &ObjectType::template ExecuteInternalToVector< TImageType1, TImageType2 >;
}
};
/** An addressor of ExecuteInternalToLabel to be utilized with
* registering member functions with the factory.
*/
template < class TMemberFunctionPointer >
struct ToLabelAddressor
{
typedef typename ::detail::FunctionTraits<TMemberFunctionPointer>::ClassType ObjectType;
template< typename TImageType1, typename TImageType2 >
TMemberFunctionPointer operator() ( void ) const
{
return &ObjectType::template ExecuteInternalToLabel< TImageType1, TImageType2 >;
}
};
/** An addressor of ExecuteInternalToLabel to be utilized with
* registering member functions with the factory.
*/
template < class TMemberFunctionPointer >
struct LabelToAddressor
{
typedef typename ::detail::FunctionTraits<TMemberFunctionPointer>::ClassType ObjectType;
template< typename TImageType1, typename TImageType2 >
TMemberFunctionPointer operator() ( void ) const
{
return &ObjectType::template ExecuteInternalLabelToImage< TImageType1, TImageType2 >;
}
};
#endif
/**
* These methods are used to instantiate and register member functions
* with the factory. Each function is split into a separate file to
* make the compilation units smaller, and take less time to compile.
* @{
*/
void RegisterMemberFactory2();
void RegisterMemberFactory2v();
void RegisterMemberFactory2l();
void RegisterMemberFactory3();
void RegisterMemberFactory3v();
void RegisterMemberFactory3l();
/** @} */
typedef Image (Self::*MemberFunctionType)( const Image& );
nsstd::auto_ptr<detail::DualMemberFunctionFactory<MemberFunctionType> > m_DualMemberFactory;
};
SITKBasicFilters_EXPORT Image Cast ( const Image& image, PixelIDValueEnum pixelID );
}
}
#endif
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