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/*
* Copyright (C) 1999-2011 Insight Software Consortium
* 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 otbPrintableImageFilter_hxx
#define otbPrintableImageFilter_hxx
#include "otbPrintableImageFilter.h"
namespace otb
{
template <class TInputImage, class TMaskImage>
PrintableImageFilter<TInputImage, TMaskImage>::PrintableImageFilter()
{
m_Rescaler = VectorRescalerType::New();
m_Extractor = ChannelExtractorType::New();
m_Rescaler->SetInput(m_Extractor->GetOutput());
m_MaskFilter = FunctorFilterType::New();
m_ChannelList = ChannelsType(3, 2);
m_ChannelList[1] = 3;
m_ChannelList[2] = 4;
m_ObjectColor.SetSize(3);
m_ObjectColor.Fill(255);
m_UseMask = false;
m_BackgroundMaskValue = 0;
}
template <class TInputImage, class TMaskImage>
void PrintableImageFilter<TInputImage, TMaskImage>::SetChannel(unsigned int channel)
{
m_ChannelList.push_back(channel);
m_Extractor->SetChannel(channel);
this->Modified();
}
template <class TInputImage, class TMaskImage>
const typename PrintableImageFilter<TInputImage, TMaskImage>::ChannelsType PrintableImageFilter<TInputImage, TMaskImage>::GetChannels() const
{
return m_ChannelList;
}
template <class TInputImage, class TMaskImage>
void PrintableImageFilter<TInputImage, TMaskImage>::SetInputMask(const MaskImageType* mask)
{
this->itk::ProcessObject::SetNthInput(1, const_cast<MaskImageType*>(mask));
m_UseMask = true;
}
template <class TInputImage, class TMaskImage>
typename PrintableImageFilter<TInputImage, TMaskImage>::MaskImageType* PrintableImageFilter<TInputImage, TMaskImage>::GetInputMask()
{
if (this->GetNumberOfInputs() < 2)
{
return nullptr;
}
return static_cast<MaskImageType*>(this->itk::ProcessObject::GetInput(1));
}
template <class TInputImage, class TMaskImage>
void PrintableImageFilter<TInputImage, TMaskImage>::GenerateOutputInformation()
{
// Call to the superclass implementation
Superclass::GenerateOutputInformation();
typename Superclass::OutputImagePointer outputPtr = this->GetOutput();
outputPtr->SetNumberOfComponentsPerPixel(3);
}
template <class TInputImage, class TMaskImage>
void PrintableImageFilter<TInputImage, TMaskImage>::BeforeGenerateData()
{
if (m_Extractor->GetNbChannels() == 0 && m_ChannelList.size() > 3)
{
itkExceptionMacro(<< "Invalid channel list (must be three channels instead of " << m_ChannelList.size());
}
if (m_Extractor->GetNbChannels() == 0 && m_Extractor->GetNbChannels() > 3)
{
itkExceptionMacro(<< "Invalid channel list (must be three channels instead of " << m_Extractor->GetNbChannels());
}
if (m_ObjectColor.GetSize() != 3)
{
itkExceptionMacro(<< "Invalid m_ObjectColor pixel size");
}
if (m_UseMask == true)
{
MaskImagePointerType inputMaskPtr = this->GetInputMask();
typename InputImageType::ConstPointer inputPtr = this->GetInput();
if (!inputMaskPtr)
{
itkExceptionMacro(<< "No mask detected");
}
if (inputMaskPtr->GetLargestPossibleRegion().GetSize() != inputPtr->GetLargestPossibleRegion().GetSize())
{
itkExceptionMacro(<< "Input size (" << inputPtr->GetLargestPossibleRegion().GetSize() << ") and Mask size ("
<< inputMaskPtr->GetLargestPossibleRegion().GetSize() << ") must be the same");
}
}
}
/*
* If no mask used, just rescale the input between 0 and 255.
* Else, sur M%askFunctor.
*/
template <class TInputImage, class TMaskImage>
void PrintableImageFilter<TInputImage, TMaskImage>::GenerateData()
{
this->BeforeGenerateData();
// let this loop to be compliant with previous version of the class where m_ChannelList didn't exist...
if (m_Extractor->GetNbChannels() == 0)
{
for (unsigned int i = 0; i < m_ChannelList.size(); ++i)
m_Extractor->SetChannel(m_ChannelList[i]);
}
m_Extractor->SetInput(this->GetInput());
m_Extractor->UpdateOutputInformation();
typename TInputImage::PixelType minimum, maximum;
minimum.SetSize(m_Extractor->GetNbChannels());
maximum.SetSize(m_Extractor->GetNbChannels());
minimum.Fill(0);
maximum.Fill(255);
m_Rescaler->SetOutputMinimum(minimum);
m_Rescaler->SetOutputMaximum(maximum);
m_Rescaler->SetClampThreshold(0.01);
if (m_UseMask == false)
{
m_Rescaler->GraftOutput(this->GetOutput());
m_Rescaler->Update();
this->GraftOutput(m_Rescaler->GetOutput());
}
else
{
m_MaskFilter->SetInput1(m_Rescaler->GetOutput());
m_MaskFilter->SetInput2(this->GetInputMask());
m_MaskFilter->GraftOutput(this->GetOutput());
m_MaskFilter->Update();
this->GraftOutput(m_MaskFilter->GetOutput());
}
}
template <class TInputImage, class TMaskImage>
void PrintableImageFilter<TInputImage, TMaskImage>::PrintSelf(std::ostream& os, itk::Indent indent) const
{
Superclass::PrintSelf(os, indent);
}
} // end namespace otb
#endif
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