ITK/Examples/ImageProcessing/BinaryNotImageFilter

BinaryNotImageFilter.cxx

<source lang="cpp">

1. include "itkImage.h"
2. include "itkSimpleFilterWatcher.h"
3. include "itkBinaryNotImageFilter.h"
4. include "itkImageRegionIterator.h"
5. 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::ImageFileWriter< ImageType  > WriterType;
 WriterType::Pointer writer = WriterType::New();
 writer->SetFileName("input.png");
 writer->SetInput(image);
 writer->Update();
 
 typedef itk::BinaryNotImageFilter <ImageType>
         BinaryNotImageFilterType;

 BinaryNotImageFilterType::Pointer binaryNotFilter
         = BinaryNotImageFilterType::New();
 binaryNotFilter->SetInput(image);
 binaryNotFilter->Update();

 writer->SetFileName("output.png");
 writer->SetInput(binaryNotFilter->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] > 50)
     {
     imageIterator.Set(255);
     }
   else
     {
     imageIterator.Set(0);
     }

   ++imageIterator;
   }

}

</source>

CMakeLists.txt

<source lang="cmake"> cmake_minimum_required(VERSION 2.6)

PROJECT(BinaryNotImageFilter)

FIND_PACKAGE(ITK REQUIRED) INCLUDE(${ITK_USE_FILE})

ADD_EXECUTABLE(BinaryNotImageFilter BinaryNotImageFilter.cxx) TARGET_LINK_LIBRARIES(BinaryNotImageFilter ITKIO)

</source>