Difference between revisions of "ITK/Examples/Developer/ImageFilterMultipleInputs"

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==ImageFilterMultipleInput.cxx==
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{{warning|1=The media wiki content on this page is no longer maintainedThe examples presented on the https://itk.org/Wiki/* pages likely require ITK version 4.13 or earlier releasesIn many cases, the examples on this page no longer conform to the best practices for modern ITK versions.}}
<source lang="cpp">
 
#include "itkImage.h"
 
#include "itkImageFileReader.h"
 
#include "itkImageFileWriter.h"
 
 
 
#include "ImageFilterMultipleInputs.h"
 
 
 
int main(int, char*[])
 
{
 
  // Setup types
 
  typedef itk::Image<unsigned char, 2>  ImageType;
 
  typedef itk::ImageFilterMultipleInputs<ImageType> FilterType;
 
 
 
  typedef itk::ImageFileReader<ImageType> ReaderType;
 
  ReaderType::Pointer reader = ReaderType::New();
 
  reader->SetFileName("Test.jpg");
 
  reader->Update();
 
 
 
  // Create and the filter
 
  FilterType::Pointer filter = FilterType::New();
 
  filter->SetInput(reader->GetOutput());
 
  filter->Update();
 
 
 
  typedef  itk::ImageFileWriter< ImageType  > WriterType;
 
  WriterType::Pointer writer = WriterType::New();
 
  writer->SetFileName("TestOutput.jpg");
 
  writer->SetInput(filter->GetOutput());
 
  writer->Update();
 
 
 
  return EXIT_SUCCESS;
 
}
 
</source>
 
 
 
==ImageFilterMultipleInputs.h==
 
<source lang="cpp">
 
#ifndef __itkImageFilterMultipleInputs_h
 
#define __itkImageFilterMultipleInputs_h
 
 
 
#include "itkImageToImageFilter.h"
 
 
 
namespace itk
 
{
 
template< class TImage>
 
class ImageFilterMultipleInputs : public ImageToImageFilter< TImage, TImage >
 
{
 
public:
 
  /** Standard class typedefs. */
 
  typedef ImageFilterMultipleInputs            Self;
 
  typedef ImageToImageFilter< TImage, TImage > Superclass;
 
  typedef SmartPointer< Self >        Pointer;
 
 
 
  /** Method for creation through the object factory. */
 
  itkNewMacro(Self);
 
 
 
  /** Run-time type information (and related methods). */
 
   itkTypeMacro(ImageFilterMultipleInputs, ImageToImageFilter);
 
 
 
  /** The image to be inpainted in regions where the mask is white.*/
 
  void SetInputImage(const TImage* image);
 
 
 
  /** The mask to be inpainted. White pixels will be inpainted, black pixels will be passed through to the output.*/
 
  void SetInputMask(const TImage* mask);
 
 
 
protected:
 
  ImageFilterMultipleInputs();
 
  ~ImageFilterMultipleInputs(){}
 
 
 
  /** Does the real work. */
 
  virtual void GenerateData();
 
 
 
private:
 
  ImageFilterMultipleInputs(const Self &); //purposely not implemented
 
  void operator=(const Self &);  //purposely not implemented
 
 
 
};
 
} //namespace ITK
 
 
 
 
 
#ifndef ITK_MANUAL_INSTANTIATION
 
#include "ImageFilterMultipleInputs.txx"
 
#endif
 
 
 
 
 
#endif // __itkImageFilterMultipleInputs_h
 
</source>
 
 
 
==ImageFilterMultipleInputs.txx==
 
<source lang="cpp">
 
#ifndef __itkImageFilterMultipleInputs_txx
 
#define __itkImageFilterMultipleInputs_txx
 
 
 
#include "ImageFilterMultipleInputs.h"
 
 
 
#include "itkObjectFactory.h"
 
#include "itkImageRegionIterator.h"
 
#include "itkImageRegionConstIterator.h"
 
 
 
namespace itk
 
{
 
 
 
template< class TImage>
 
ImageFilterMultipleInputs<TImage>::ImageFilterMultipleInputs()
 
{
 
  this->SetNumberOfRequiredInputs(2);
 
}
 
 
 
template< class TImage>
 
void ImageFilterMultipleInputs<TImage>::SetInputImage(const TImage* image)
 
{
 
  SetNthInput(0, const_cast<TImage*>(image));
 
}
 
 
 
template< class TImage>
 
void ImageFilterMultipleInputs<TImage>::SetInputMask(const TImage* mask)
 
{
 
  SetNthInput(1, const_cast<TImage*>(mask));
 
}
 
 
 
template< class TImage>
 
void ImageFilterMultipleInputs<TImage>::GenerateData()
 
{
 
  typename TImage::ConstPointer input = this->GetInput();
 
 
 
  typename TImage::Pointer output = this->GetOutput();
 
  output->SetRegions(input->GetLargestPossibleRegion());
 
  output->Allocate(); 
 
 
 
  itk::ImageRegionIterator<TImage> outputIterator(output, output->GetLargestPossibleRegion());
 
  itk::ImageRegionConstIterator<TImage> inputIterator(input, input->GetLargestPossibleRegion());
 
 
 
  while(!outputIterator.IsAtEnd())
 
    {
 
    if(inputIterator.GetIndex()[0] == inputIterator.GetIndex()[1])
 
      {
 
      outputIterator.Set(255);
 
      }
 
    else
 
      {
 
      outputIterator.Set(inputIterator.Get());
 
      }
 
 
 
    ++inputIterator;
 
    ++outputIterator;
 
    }
 
 
 
}
 
 
 
}// end namespace
 
 
 
 
 
#endif
 
</source>
 
 
 
{{ITKCMakeLists|{{SUBPAGENAME}}}}
 

Latest revision as of 14:19, 7 June 2019

Warning: The media wiki content on this page is no longer maintained. The examples presented on the https://itk.org/Wiki/* pages likely require ITK version 4.13 or earlier releases. In many cases, the examples on this page no longer conform to the best practices for modern ITK versions.