ITK/Examples/ImageProcessing/BinaryFunctorImageFilter

#include "itkImage.h"
#include "itkBinaryFunctorImageFilter.h"
#include "itkAndImageFilter.h"
 
typedef itk::Image<unsigned char, 2>  ImageType;
static void CreateImage(ImageType::Pointer image);
 
int main(int, char *[])
{
  ImageType::Pointer image1 = ImageType::New();
  CreateImage(image1);
  image1->FillBuffer(2);
 
  ImageType::Pointer image2 = ImageType::New();
  CreateImage(image2);
  image2->FillBuffer(5);
 
  typedef itk::BinaryFunctorImageFilter< ImageType, ImageType, ImageType,
                            itk::Functor::AND<ImageType::PixelType> > FilterType;
 
  FilterType::Pointer filter = FilterType::New();
  filter->SetInput1(image1);
  filter->SetInput2(image2);
  filter->Update();
 
  itk::Index<2> pixelIndex;
  pixelIndex.Fill(0);
 
  ImageType::PixelType input1PixelValue = image1->GetPixel(pixelIndex);
  ImageType::PixelType input2PixelValue = image2->GetPixel(pixelIndex);
  ImageType::PixelType outputPixelValue = filter->GetOutput()->GetPixel(pixelIndex);
 
  std::cout << "pixel1 was = " << input1PixelValue << std::endl;
  std::cout << "pixel2 was = " << input2PixelValue << std::endl;
  std::cout << "output is = " << outputPixelValue << std::endl;
 
  return EXIT_SUCCESS;
}
 
void CreateImage(ImageType::Pointer image)
{
  ImageType::IndexType start;
  start.Fill(0);
 
  ImageType::SizeType size;
  size.Fill(10);
 
  ImageType::RegionType region(start,size);
  image->SetRegions(region);
  image->Allocate();
 
}