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/*
* Copyright (C) 2005-2017 Centre National d'Etudes Spatiales (CNES)
*
* This file is part of Orfeo Toolbox
*
* https://www.orfeo-toolbox.org/
*
* 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
*
* 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 otbOneRIBandImageToOneComplexBandImage_txx
#define otbOneRIBandImageToOneComplexBandImage_txx
#include "otbOneRIBandImageToOneComplexBandImage.h"
#include "itkImageRegionIterator.h"
#include "itkImageRegionConstIterator.h"
#include "itkProgressReporter.h"
namespace otb
{
/**
*
*/
template <class TInputImage, class TOutputImage>
OneRIBandImageToOneComplexBandImage<TInputImage, TOutputImage>::OneRIBandImageToOneComplexBandImage()
{
//this->SetNumberOfThreads(1);
}
/**
* BeforeThreadedGenerateData
*/
template <class TInputImage, class TOutputImage>
void
OneRIBandImageToOneComplexBandImage<TInputImage, TOutputImage>
::BeforeThreadedGenerateData(void)
{
if (this->GetInput()->GetNumberOfComponentsPerPixel() != 2 )
itkExceptionMacro("Input image must be made of two bands and only two.");
}
/**
* ThreadedGenerateData
*/
template<class TInputImage, class TOutputImage>
void OneRIBandImageToOneComplexBandImage<TInputImage, TOutputImage>::ThreadedGenerateData(
const OutputImageRegionType& outputRegionForThread,
itk::ThreadIdType threadId
)
{
// support progress methods/callbacks
itk::ProgressReporter progress(this, threadId, outputRegionForThread.GetNumberOfPixels());
typename OutputImageType::Pointer output = this->GetOutput();
typename InputImageType::ConstPointer input = this->GetInput();
itk::ImageRegionIterator<OutputImageType> it;
itk::ImageRegionConstIterator<TInputImage> itIn;
itIn = itk::ImageRegionConstIterator<TInputImage>(input, outputRegionForThread);
it = itk::ImageRegionIterator<OutputImageType>(output, outputRegionForThread);
it.GoToBegin();
itIn.GoToBegin();
while (!it.IsAtEnd())
{
it.Set(static_cast<OutputPixelType>( std::complex< typename InputPixelType::ValueType >(itIn.Get()[0],itIn.Get()[1]) ));
++it;
++itIn;
progress.CompletedPixel();
}
}
/**
* Standard "PrintSelf" method
*/
template <class TInputImage, class TOutput>
void
OneRIBandImageToOneComplexBandImage<TInputImage, TOutput>::PrintSelf(std::ostream& os, itk::Indent indent) const
{
Superclass::PrintSelf(os, indent);
}
} // end namespace otb
#endif
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