ITK/Examples/ImageProcessing/AddConstantToImageFilter: Difference between revisions

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(Created page with "==AddConstantToImageFilter.cxx== <source lang="cpp"> #include "itkImage.h" #include "itkAddConstantToImageFilter.h" #include "itkImageFileWriter.h" typedef itk::Image<unsigned c...")
 
(Deprecated content that is moved to sphinx)
 
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==AddConstantToImageFilter.cxx==
{{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 "itkAddConstantToImageFilter.h"
#include "itkImageFileWriter.h"
 
typedef itk::Image<unsigned char, 2> ImageType;
static void CreateImage(ImageType::Pointer image);
 
int main(int, char *[])
{
  ImageType::Pointer image = ImageType::New();
  CreateImage(image);
 
  typedef itk::AddConstantToImageFilter <ImageType, unsigned char, ImageType> AddConstantToImageFilterType;
  AddConstantToImageFilterType::Pointer addConstantToImageFilter = AddConstantToImageFilterType::New();
  addConstantToImageFilter->SetInput(image);
  addConstantToImageFilter->SetConstant(2);
  addConstantToImageFilter->Update();
 
  typedef  itk::ImageFileWriter< ImageType > WriterType;
  WriterType::Pointer writer = WriterType::New();
  writer->SetFileName("output.png");
  writer->SetInput(addConstantToImageFilter->GetOutput());
  writer->Update();
 
  return EXIT_SUCCESS;
}
 
void CreateImage(ImageType::Pointer image)
{
  ImageType::IndexType start;
  start.Fill(0);
 
  ImageType::SizeType size;
  size.Fill(100);
 
  ImageType::RegionType region;
  region.SetSize(size);
   region.SetIndex(start);
 
  image->SetRegions(region);
  image->Allocate();
 
  itk::ImageRegionIterator<ImageType> imageIterator(image,region);
 
  while(!imageIterator.IsAtEnd())
    {
    if(imageIterator.GetIndex()[0] < 70)
      {
      imageIterator.Set(255);
      }
    else
      {
      imageIterator.Set(0);
      }
 
    ++imageIterator;
    }
 
}
 
</source>
 
{{ITKCMakeLists|AddConstantToImageFilter|}}

Latest revision as of 15:29, 5 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Warning: The media wiki content on this page is no longer maintained.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.