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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 otbROIdataConversion_h
#define otbROIdataConversion_h
#include <vector>
#include "otbImage.h"
#include "itkImageToImageFilter.h"
namespace otb
{
/** \class ROIdataConversion
* \brief image data to vector conversion.
*
* A class that extract pixel value from an input image according to a ROI
* image and outputs it on a vector of PixelType.
*
* \ingroup OTBProjection
*/
template <class TInputImage, class TInputROIImage>
class ROIdataConversion
: public itk::ImageToImageFilter<TInputImage, otb::Image<typename TInputImage::PixelType, 1> >
{
public:
typedef ROIdataConversion Self;
typedef itk::ImageToImageFilter<TInputImage, otb::Image<typename TInputImage::PixelType, 1> > Superclass;
typedef itk::SmartPointer<Self> Pointer;
typedef itk::SmartPointer<const Self> ConstPointer;
itkNewMacro(Self);
itkTypeMacro(ROIdataConversion, itk::ImageToImageFilter);
typedef TInputImage InputImageType;
typedef typename TInputImage::PixelType InputImagePixelType;
typedef typename TInputImage::Pointer InputImagePointerType;
typedef TInputROIImage InputROIImageType;
typedef typename TInputROIImage::Pointer InputROIImagePointerType;
typedef typename Superclass::OutputImageType OutputImageType;
typedef typename OutputImageType::Pointer OutputImagePointerType;
typedef typename OutputImageType::SizeType::SizeValueType SizeValueType;
/** Gets/Sets the input image */
const InputImageType * GetInputImage()
{
return this->Superclass::GetInput();
}
void SetInputImage(const InputImageType * img)
{
this->Superclass::SetInput(img);
}
/** Gets/Sets the ROI image */
InputROIImageType * GetROIImage()
{
return static_cast<InputROIImageType *> (this->itk::ProcessObject::GetInput(1));
}
void SetROIImage(const InputROIImageType * img)
{
this->itk::ProcessObject::SetNthInput(1, const_cast<InputROIImageType *>(img));
}
protected:
ROIdataConversion();
~ROIdataConversion() override {}
void GenerateOutputInformation() override;
void GenerateInputRequestedRegion() override;
void PrintSelf(std::ostream& os, itk::Indent indent) const override
{
Superclass::PrintSelf(os, indent);
}
/** Performs its job! */
void GenerateData() override;
/** Count the number for sample in the training area */
SizeValueType GetNumberOfSample();
};
} // end of namespace otb
#ifndef OTB_MANUAL_INSTANTIATION
#include "otbROIdataConversion.txx"
#endif
#endif
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