itkImageSeriesWriter.h

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/*=========================================================================
 *
 *  Copyright NumFOCUS
 *
 *  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
 *
 *         https://www.apache.org/licenses/LICENSE-2.0.txt
 *
 *  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 itkImageSeriesWriter_h
#define itkImageSeriesWriter_h
#include "ITKIOImageBaseExport.h"
 
#include "itkImageRegion.h"
#include "itkImageFileWriter.h"
#include <vector>
#include <string>
 
namespace itk
{
class ITKIOImageBase_EXPORT ImageSeriesWriterException : public ExceptionObject
{
public:
  ~ImageSeriesWriterException() noexcept override;

  itkOverrideGetNameOfClassMacro(ImageSeriesWriterException);

  ImageSeriesWriterException(char * file, unsigned int line, const char * message = "Error in IO")
    : ExceptionObject(file, line)
  {
    SetDescription(message);
  }

  ImageSeriesWriterException(const std::string & file, unsigned int line, const char * message = "Error in IO")
    : ExceptionObject(file, line)
  {
    SetDescription(message);
  }
};


template <typename TInputImage, typename TOutputImage>
class ITK_TEMPLATE_EXPORT ImageSeriesWriter : public ProcessObject
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(ImageSeriesWriter);

  using Self = ImageSeriesWriter;
  using Superclass = ProcessObject;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;

  itkNewMacro(Self);

  itkOverrideGetNameOfClassMacro(ImageSeriesWriter);

  using InputImageType = TInputImage;
  using InputImageRegionType = typename InputImageType::RegionType;
  using OutputImageType = TOutputImage;
  using OutputImageRegionType = typename OutputImageType::RegionType;
  using WriterType = ImageFileWriter<TOutputImage>;
  using FileNamesContainer = std::vector<std::string>;

  using DictionaryType = MetaDataDictionary;
  using DictionaryRawPointer = MetaDataDictionary *;
  using DictionaryArrayType = std::vector<DictionaryRawPointer>;
  using DictionaryArrayRawPointer = const DictionaryArrayType *;

  using Superclass::SetInput;
  void
  SetInput(const InputImageType * input);
 
  const InputImageType *
  GetInput();
 
  const InputImageType *
  GetInput(unsigned int idx);

  itkSetObjectMacro(ImageIO, ImageIOBase);
  itkGetModifiableObjectMacro(ImageIO, ImageIOBase);

  virtual void
  Write();

  void
  Update() override
  {
    this->Write();
  }

  itkSetMacro(StartIndex, SizeValueType);
  itkGetConstMacro(StartIndex, SizeValueType);

  itkSetMacro(IncrementIndex, SizeValueType);
  itkGetConstMacro(IncrementIndex, SizeValueType);

  itkSetStringMacro(SeriesFormat);
  itkGetStringMacro(SeriesFormat);

  void
  SetFileNames(const FileNamesContainer & name)
  {
    if (m_FileNames != name)
    {
      m_FileNames = name;
      this->Modified();
    }
  }

 
  const FileNamesContainer &
  GetFileNames() const
  {
    return m_FileNames;
  }

  void
  SetFileName(const std::string & name)
  {
    m_FileNames.clear();
    m_FileNames.push_back(name);
    this->Modified();
  }


  void
  AddFileName(const std::string & name)
  {
    m_FileNames.push_back(name);
    this->Modified();
  }


  itkSetMacro(MetaDataDictionaryArray, DictionaryArrayRawPointer);

  itkSetMacro(UseCompression, bool);
  itkGetConstReferenceMacro(UseCompression, bool);
  itkBooleanMacro(UseCompression);
 
protected:
  ImageSeriesWriter();
  ~ImageSeriesWriter() override = default;
  void
  PrintSelf(std::ostream & os, Indent indent) const override;

  void
  GenerateData() override;

  void
  GenerateNumericFileNamesAndWrite();
 
  ImageIOBase::Pointer m_ImageIO{};
 
  // track whether the ImageIO is user specified
  bool m_UserSpecifiedImageIO{ false };
 
private:
  FileNamesContainer m_FileNames{};

  std::string   m_SeriesFormat{};
  SizeValueType m_StartIndex{ 1 };
  SizeValueType m_IncrementIndex{ 1 };
 
  bool m_UseCompression{};

  DictionaryArrayRawPointer m_MetaDataDictionaryArray{ nullptr };
 
  // These two methods provide now a common implementation for the
  // GenerateNumericFileNamesAndWrite() and avoid the duplication of code that
  // was leaving one of the code branches out of date.
  void
  GenerateNumericFileNames();
 
  void
  WriteFiles();
};
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkImageSeriesWriter.hxx"
#endif
 
#endif // itkImageSeriesWriter_h