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/*
* Copyright (C) 2005-2020 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 otbTwoNRIBandsImageToNComplexBandsImage_h
#define otbTwoNRIBandsImageToNComplexBandsImage_h
#include "itkImageToImageFilter.h"
#include "itkImage.h"
#include "itkNumericTraits.h"
/*
* Inputs : one single image made of 2N real bands
* Output : one single image made of N complex bands
*
* */
namespace otb
{
template <class TInputImage, class TOutputImage>
class ITK_EXPORT TwoNRIBandsImageToNComplexBandsImage : public itk::ImageToImageFilter<TInputImage, TOutputImage>
{
public:
/** Extract input and output image dimension */
itkStaticConstMacro(InputImageDimension, unsigned int, TInputImage::ImageDimension);
itkStaticConstMacro(OutputImageDimension, unsigned int, TOutputImage::ImageDimension);
typedef TInputImage InputImageType;
typedef TOutputImage OutputImageType;
/** standard class typedefs */
typedef TwoNRIBandsImageToNComplexBandsImage Self;
typedef itk::ImageToImageFilter<InputImageType, OutputImageType> Superclass;
typedef itk::SmartPointer<Self> Pointer;
typedef itk::SmartPointer<const Self> ConstPointer;
/** Object factory management */
itkNewMacro(Self);
/** typemacro */
itkTypeMacro(TwoNRIBandsImageToNComplexBandsImage, ImageToImageFilter);
typedef typename InputImageType::PixelType InputPixelType;
typedef typename OutputImageType::PixelType OutputPixelType;
typedef typename itk::NumericTraits<InputPixelType>::RealType InputRealType;
typedef typename InputImageType::RegionType InputImageRegionType;
typedef typename OutputImageType::RegionType OutputImageRegionType;
protected:
TwoNRIBandsImageToNComplexBandsImage();
~TwoNRIBandsImageToNComplexBandsImage() override
{
}
void PrintSelf(std::ostream& os, itk::Indent indent) const override;
void GenerateOutputInformation(void) override;
void BeforeThreadedGenerateData(void) override;
void ThreadedGenerateData(const OutputImageRegionType& outputRegionForThread, itk::ThreadIdType threadId) override;
private:
TwoNRIBandsImageToNComplexBandsImage(const Self&) = delete;
void operator=(const Self&) = delete;
};
} // end namespace otb
#ifndef OTB_MANUAL_INSTANTIATION
#include "otbTwoNRIBandsImageToNComplexBandsImage.hxx"
#endif
#endif
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