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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 itkGPUMeanImageFilter_h
#define itkGPUMeanImageFilter_h
#include "itkMeanImageFilter.h"
#include "itkGPUBoxImageFilter.h"
#include "itkVersion.h"
#include "itkObjectFactoryBase.h"
#include "itkOpenCLUtil.h"
namespace itk
{
/** \class GPUMeanImageFilter
*
* \brief GPU-enabled implementation of the MeanImageFilter.
*
* Current GPU mean filter reads in neighborhood pixels from global memory.
*
* \ingroup ITKGPUSmoothing
*/
/** Create a helper GPU Kernel class for GPUMeanImageFilter */
itkGPUKernelClassMacro(GPUMeanImageFilterKernel);
template< typename TInputImage, typename TOutputImage >
class ITK_TEMPLATE_EXPORT GPUMeanImageFilter : //public GPUImageToImageFilter<
// TInputImage, TOutputImage,
// MeanImageFilter< TInputImage,
// TOutputImage > >
public GPUBoxImageFilter< TInputImage, TOutputImage, MeanImageFilter< TInputImage, TOutputImage > >
{
public:
/** Standard class typedefs. */
typedef GPUMeanImageFilter Self;
typedef GPUBoxImageFilter< TInputImage, TOutputImage, MeanImageFilter< TInputImage, TOutputImage > > Superclass;
typedef SmartPointer< Self > Pointer;
typedef SmartPointer< const Self > ConstPointer;
itkNewMacro(Self);
/** Run-time type information (and related methods). */
itkTypeMacro(GPUMeanImageFilter, GPUBoxImageFilter);
/** Superclass typedefs. */
typedef typename Superclass::OutputImageRegionType OutputImageRegionType;
typedef typename Superclass::OutputImagePixelType OutputImagePixelType;
/** Some convenient typedefs. */
typedef TInputImage InputImageType;
typedef typename InputImageType::Pointer InputImagePointer;
typedef typename InputImageType::ConstPointer InputImageConstPointer;
typedef typename InputImageType::RegionType InputImageRegionType;
typedef typename InputImageType::PixelType InputImagePixelType;
/** ImageDimension constants */
itkStaticConstMacro(InputImageDimension, unsigned int,
TInputImage::ImageDimension);
itkStaticConstMacro(OutputImageDimension, unsigned int,
TOutputImage::ImageDimension);
/** Get OpenCL Kernel source as a string, creates a GetOpenCLSource method */
itkGetOpenCLSourceFromKernelMacro(GPUMeanImageFilterKernel);
protected:
GPUMeanImageFilter();
~GPUMeanImageFilter() ITK_OVERRIDE;
virtual void PrintSelf(std::ostream & os, Indent indent) const ITK_OVERRIDE;
virtual void GPUGenerateData() ITK_OVERRIDE;
private:
ITK_DISALLOW_COPY_AND_ASSIGN(GPUMeanImageFilter);
int m_MeanFilterGPUKernelHandle;
};
/** \class GPUMeanImageFilterFactory
*
* \brief Object Factory implemenatation for GPUMeanImageFilter
* \ingroup ITKGPUSmoothing
*/
class GPUMeanImageFilterFactory : public ObjectFactoryBase
{
public:
typedef GPUMeanImageFilterFactory Self;
typedef ObjectFactoryBase Superclass;
typedef SmartPointer<Self> Pointer;
typedef SmartPointer<const Self> ConstPointer;
/** Class methods used to interface with the registered factories. */
virtual const char* GetITKSourceVersion() const ITK_OVERRIDE
{
return ITK_SOURCE_VERSION;
}
const char* GetDescription() const ITK_OVERRIDE
{
return "A Factory for GPUMeanImageFilter";
}
/** Method for class instantiation. */
itkFactorylessNewMacro(Self);
/** Run-time type information (and related methods). */
itkTypeMacro(GPUMeanImageFilterFactory, itk::ObjectFactoryBase);
/** Register one factory of this type */
static void RegisterOneFactory(void)
{
GPUMeanImageFilterFactory::Pointer factory = GPUMeanImageFilterFactory::New();
ObjectFactoryBase::RegisterFactory(factory);
}
private:
ITK_DISALLOW_COPY_AND_ASSIGN(GPUMeanImageFilterFactory);
#define OverrideMeanFilterTypeMacro(ipt,opt,dm) \
{ \
typedef Image<ipt,dm> InputImageType; \
typedef Image<opt,dm> OutputImageType; \
this->RegisterOverride( \
typeid(MeanImageFilter<InputImageType,OutputImageType>).name(), \
typeid(GPUMeanImageFilter<InputImageType,OutputImageType>).name(), \
"GPU Mean Image Filter Override", \
true, \
CreateObjectFunction<GPUMeanImageFilter<InputImageType,OutputImageType> >::New() ); \
}
GPUMeanImageFilterFactory()
{
if( IsGPUAvailable() )
{
OverrideMeanFilterTypeMacro(unsigned char, unsigned char, 1);
OverrideMeanFilterTypeMacro(char, char, 1);
OverrideMeanFilterTypeMacro(float,float,1);
OverrideMeanFilterTypeMacro(int,int,1);
OverrideMeanFilterTypeMacro(unsigned int,unsigned int,1);
OverrideMeanFilterTypeMacro(double,double,1);
OverrideMeanFilterTypeMacro(unsigned char, unsigned char, 2);
OverrideMeanFilterTypeMacro(char, char, 2);
OverrideMeanFilterTypeMacro(float,float,2);
OverrideMeanFilterTypeMacro(int,int,2);
OverrideMeanFilterTypeMacro(unsigned int,unsigned int,2);
OverrideMeanFilterTypeMacro(double,double,2);
OverrideMeanFilterTypeMacro(unsigned char, unsigned char, 3);
OverrideMeanFilterTypeMacro(char, char, 3);
OverrideMeanFilterTypeMacro(float,float,3);
OverrideMeanFilterTypeMacro(int,int,3);
OverrideMeanFilterTypeMacro(unsigned int,unsigned int,3);
OverrideMeanFilterTypeMacro(double,double,3);
}
}
};
} // end namespace itk
#ifndef ITK_MANUAL_INSTANTIATION
#include "itkGPUMeanImageFilter.hxx"
#endif
#endif
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