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itkBlockMatchingMultiResolutionSearchRegionWriterCommand.hxx
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itkBlockMatchingMultiResolutionSearchRegionWriterCommand.hxx
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/*=========================================================================
*
* Copyright NumFOCUS
*
* 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
*
* https://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 itkBlockMatchingMultiResolutionSearchRegionWriterCommand_hxx
#define itkBlockMatchingMultiResolutionSearchRegionWriterCommand_hxx
#include <fstream>
#include <iostream>
#include <sstream>
#include "itkImageRegionConstIterator.h"
#include "itkImageRegionIterator.h"
namespace itk
{
namespace BlockMatching
{
template <typename TMultiResolutionMethod>
MultiResolutionSearchRegionWriterCommand<TMultiResolutionMethod>::MultiResolutionSearchRegionWriterCommand()
{
m_SearchRegionImageComponent = SearchRegionImageComponentType::New();
m_SearchRegionComponentWriter = SearchRegionComponentWriterType::New();
m_SearchRegionComponentWriter->SetInput(m_SearchRegionImageComponent);
}
template <typename TMultiResolutionMethod>
void
MultiResolutionSearchRegionWriterCommand<TMultiResolutionMethod>::Execute(const itk::Object * object,
const itk::EventObject & event)
{
Superclass::Execute(object, event);
const unsigned long level = this->m_MultiResolutionMethod->GetCurrentLevel();
typename SearchRegionImageType::ConstPointer searchRegionImage = this->m_SearchRegionImageSource->GetOutput();
m_SearchRegionImageComponent->CopyInformation(searchRegionImage);
m_SearchRegionImageComponent->SetRegions(searchRegionImage->GetBufferedRegion());
m_SearchRegionImageComponent->Allocate();
if (m_OutputFilePrefix.size() == 0)
{
itkExceptionMacro(<< "OutputFilePrefix is not set.");
}
std::ostringstream ostr;
itk::ImageRegionConstIterator<SearchRegionImageType> regionIt(searchRegionImage,
searchRegionImage->GetBufferedRegion());
itk::ImageRegionIterator<SearchRegionImageComponentType> compIt(m_SearchRegionImageComponent,
m_SearchRegionImageComponent->GetBufferedRegion());
for (unsigned int dim = 0; dim < 2; ++dim)
{
for (regionIt.GoToBegin(), compIt.GoToBegin(); !regionIt.IsAtEnd(); ++regionIt, ++compIt)
{
compIt.Set(regionIt.Get().GetSize()[dim]);
}
ostr.str("");
ostr << m_OutputFilePrefix << "_Level_" << level << "_SearchRegionImageComponent" << dim << ".mha";
m_SearchRegionComponentWriter->SetFileName(ostr.str());
m_SearchRegionComponentWriter->Update();
}
}
} // end namespace BlockMatching
} // end namespace itk
#endif