otbStreamingStatisticsImageFilter.h

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/*
 * Copyright (C) 1999-2011 Insight Software Consortium
 * Copyright (C) 2005-2022 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 otbStreamingStatisticsImageFilter_h
#define otbStreamingStatisticsImageFilter_h
 
#include "otbPersistentImageFilter.h"
#include "itkNumericTraits.h"
#include "itkArray.h"
#include "itkSimpleDataObjectDecorator.h"
#include "otbPersistentFilterStreamingDecorator.h"
 
namespace otb
{
 
template <class TInputImage>
class ITK_EXPORT PersistentStatisticsImageFilter : public PersistentImageFilter<TInputImage, TInputImage>
{
public:
  typedef PersistentStatisticsImageFilter Self;
  typedef PersistentImageFilter<TInputImage, TInputImage> Superclass;
  typedef itk::SmartPointer<Self>       Pointer;
  typedef itk::SmartPointer<const Self> ConstPointer;
 
  itkNewMacro(Self);
 
  itkTypeMacro(PersistentStatisticsImageFilter, PersistentImageFilter);
 
  typedef TInputImage                   ImageType;
  typedef typename TInputImage::Pointer InputImagePointer;
 
  typedef typename TInputImage::RegionType RegionType;
  typedef typename TInputImage::SizeType   SizeType;
  typedef typename TInputImage::IndexType  IndexType;
  typedef typename TInputImage::PixelType  PixelType;
 
  itkStaticConstMacro(InputImageDimension, unsigned int, TInputImage::ImageDimension);
 
  itkStaticConstMacro(ImageDimension, unsigned int, TInputImage::ImageDimension);
 
  typedef typename itk::NumericTraits<PixelType>::RealType RealType;
 
  typedef typename itk::DataObject::Pointer                  DataObjectPointer;
  typedef itk::ProcessObject::DataObjectPointerArraySizeType DataObjectPointerArraySizeType;
 
  typedef itk::SimpleDataObjectDecorator<RealType>  RealObjectType;
  typedef itk::SimpleDataObjectDecorator<PixelType> PixelObjectType;
 
  PixelType GetMinimum() const
  {
    return this->GetMinimumOutput()->Get();
  }
  PixelObjectType*       GetMinimumOutput();
  const PixelObjectType* GetMinimumOutput() const;
 
  PixelType GetMaximum() const
  {
    return this->GetMaximumOutput()->Get();
  }
  PixelObjectType*       GetMaximumOutput();
  const PixelObjectType* GetMaximumOutput() const;
 
  RealType GetMean() const
  {
    return this->GetMeanOutput()->Get();
  }
  RealObjectType*       GetMeanOutput();
  const RealObjectType* GetMeanOutput() const;
 
  RealType GetSigma() const
  {
    return this->GetSigmaOutput()->Get();
  }
  RealObjectType*       GetSigmaOutput();
  const RealObjectType* GetSigmaOutput() const;
 
  RealType GetVariance() const
  {
    return this->GetVarianceOutput()->Get();
  }
  RealObjectType*       GetVarianceOutput();
  const RealObjectType* GetVarianceOutput() const;
 
  RealType GetSum() const
  {
    return this->GetSumOutput()->Get();
  }
  RealObjectType*       GetSumOutput();
  const RealObjectType* GetSumOutput() const;
 
  DataObjectPointer MakeOutput(DataObjectPointerArraySizeType idx) override;
  using Superclass::MakeOutput;
 
  void AllocateOutputs() override;
  void GenerateOutputInformation() override;
  void Synthetize(void) override;
  void Reset(void) override;
 
  itkSetMacro(IgnoreInfiniteValues, bool);
  itkGetMacro(IgnoreInfiniteValues, bool);
 
  itkSetMacro(IgnoreUserDefinedValue, bool);
  itkGetMacro(IgnoreUserDefinedValue, bool);
 
  itkSetMacro(UserIgnoredValue, RealType);
  itkGetMacro(UserIgnoredValue, RealType);
 
protected:
  PersistentStatisticsImageFilter();
  ~PersistentStatisticsImageFilter() override
  {
  }
  void PrintSelf(std::ostream& os, itk::Indent indent) const override;
 
  void ThreadedGenerateData(const RegionType& outputRegionForThread, itk::ThreadIdType threadId) override;
 
private:
  PersistentStatisticsImageFilter(const Self&) = delete;
  void operator=(const Self&) = delete;
 
  itk::Array<RealType>  m_ThreadSum;
  itk::Array<RealType>  m_SumOfSquares;
  itk::Array<long>      m_Count;
  itk::Array<PixelType> m_ThreadMin;
  itk::Array<PixelType> m_ThreadMax;
 
  /* Ignored values */
  bool                      m_IgnoreInfiniteValues;
  bool                      m_IgnoreUserDefinedValue;
  RealType                  m_UserIgnoredValue;
  std::vector<unsigned int> m_IgnoredInfinitePixelCount;
  std::vector<unsigned int> m_IgnoredUserPixelCount;
 
 
}; // end of class PersistentStatisticsImageFilter
 
/*===========================================================================*/
 
template <class TInputImage>
class ITK_EXPORT StreamingStatisticsImageFilter : public PersistentFilterStreamingDecorator<PersistentStatisticsImageFilter<TInputImage>>
{
public:
  typedef StreamingStatisticsImageFilter                                                   Self;
  typedef PersistentFilterStreamingDecorator<PersistentStatisticsImageFilter<TInputImage>> Superclass;
  typedef itk::SmartPointer<Self>                                                          Pointer;
  typedef itk::SmartPointer<const Self>                                                    ConstPointer;
 
  itkNewMacro(Self);
 
  itkTypeMacro(StreamingStatisticsImageFilter, PersistentFilterStreamingDecorator);
 
  typedef typename Superclass::FilterType    StatFilterType;
  typedef typename StatFilterType::PixelType PixelType;
  typedef typename StatFilterType::RealType  RealType;
  typedef TInputImage                        InputImageType;
 
  typedef itk::SimpleDataObjectDecorator<RealType>  RealObjectType;
  typedef itk::SimpleDataObjectDecorator<PixelType> PixelObjectType;
 
  using Superclass::SetInput;
  void SetInput(InputImageType* input)
  {
    this->GetFilter()->SetInput(input);
  }
  const InputImageType* GetInput()
  {
    return this->GetFilter()->GetInput();
  }
 
  PixelType GetMinimum() const
  {
    return this->GetFilter()->GetMinimumOutput()->Get();
  }
  PixelObjectType* GetMinimumOutput()
  {
    return this->GetFilter()->GetMinimumOutput();
  }
  const PixelObjectType* GetMinimumOutput() const
  {
    return this->GetFilter()->GetMinimumOutput();
  }
 
  PixelType GetMaximum() const
  {
    return this->GetFilter()->GetMaximumOutput()->Get();
  }
  PixelObjectType* GetMaximumOutput()
  {
    return this->GetFilter()->GetMaximumOutput();
  }
  const PixelObjectType* GetMaximumOutput() const
  {
    return this->GetFilter()->GetMaximumOutput();
  }
 
  RealType GetMean() const
  {
    return this->GetFilter()->GetMeanOutput()->Get();
  }
  RealObjectType* GetMeanOutput()
  {
    return this->GetFilter()->GetMeanOutput();
  }
  const RealObjectType* GetMeanOutput() const
  {
    return this->GetFilter()->GetMeanOutput();
  }
 
  RealType GetSigma() const
  {
    return this->GetSigmaOutput()->Get();
  }
  RealObjectType* GetSigmaOutput()
  {
    return this->GetFilter()->GetSigmaOutput();
  }
  const RealObjectType* GetSigmaOutput() const
  {
    return this->GetFilter()->GetSigmaOutput();
  }
 
  RealType GetVariance() const
  {
    return this->GetFilter()->GetVarianceOutput()->Get();
  }
  RealObjectType* GetVarianceOutput()
  {
    return this->GetFilter()->GetVarianceOutput();
  }
  const RealObjectType* GetVarianceOutput() const
  {
    return this->GetFilter()->GetVarianceOutput();
  }
 
  RealType GetSum() const
  {
    return this->GetFilter()->GetSumOutput()->Get();
  }
  RealObjectType* GetSumOutput()
  {
    return this->GetFilter()->GetSumOutput();
  }
  const RealObjectType* GetSumOutput() const
  {
    return this->GetFilter()->GetSumOutput();
  }
 
  otbSetObjectMemberMacro(Filter, IgnoreInfiniteValues, bool);
  otbGetObjectMemberMacro(Filter, IgnoreInfiniteValues, bool);
 
  otbSetObjectMemberMacro(Filter, IgnoreUserDefinedValue, bool);
  otbGetObjectMemberMacro(Filter, IgnoreUserDefinedValue, bool);
 
  otbSetObjectMemberMacro(Filter, UserIgnoredValue, RealType);
  otbGetObjectMemberMacro(Filter, UserIgnoredValue, RealType);
 
protected:
  StreamingStatisticsImageFilter(){};
 
  ~StreamingStatisticsImageFilter() override
  {
  }
 
private:
  StreamingStatisticsImageFilter(const Self&) = delete;
  void operator=(const Self&) = delete;
};
 
} // end namespace otb
 
#ifndef OTB_MANUAL_INSTANTIATION
#include "otbStreamingStatisticsImageFilter.hxx"
#endif
 
#endif