ITK/Examples/Smoothing/AntiAliasBinaryImageFilter

AntiAliasBinaryImageFilter.cxx

<source lang="cpp">

1. include "itkImage.h"
2. include "itkImageFileWriter.h"
3. include "itkAntiAliasBinaryImageFilter.h"

1. include "QuickView.h"

typedef itk::Image<unsigned char, 2> UnsignedCharImageType; typedef itk::Image<float, 2> FloatImageType;

static void CreateImage(UnsignedCharImageType::Pointer image);

int main(int, char *[]) {

 UnsignedCharImageType::Pointer image = UnsignedCharImageType::New();
 CreateImage(image);

 // Take the absolute value of the image
 typedef itk::AntiAliasBinaryImageFilter <UnsignedCharImageType, FloatImageType>
         AntiAliasBinaryImageFilterType;

 AntiAliasBinaryImageFilterType::Pointer antiAliasFilter
         = AntiAliasBinaryImageFilterType::New ();
 antiAliasFilter->SetInput(image);

 QuickView viewer;
 viewer.AddImage<UnsignedCharImageType>(image);
 viewer.AddImage<FloatImageType>(antiAliasFilter->GetOutput());
 viewer.Visualize();

 return EXIT_SUCCESS;

}

void CreateImage(UnsignedCharImageType::Pointer image) {

 UnsignedCharImageType::IndexType start;
 start.Fill(0);

 UnsignedCharImageType::SizeType size;
 size.Fill(200);

 UnsignedCharImageType::RegionType region;
 region.SetSize(size);
 region.SetIndex(start);

 image->SetRegions(region);
 image->Allocate();

 itk::ImageRegionIterator<UnsignedCharImageType> imageIterator(image,region);

 while(!imageIterator.IsAtEnd())
   {
   if(imageIterator.GetIndex()[0] - imageIterator.GetIndex()[1] > 5) // some pixels white, some black
     {
     imageIterator.Set(255);
     }
   else
     {
     imageIterator.Set(0);
     }
   ++imageIterator;
   }

} </source>

CMakeLists.txt

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

PROJECT(AntiAliasBinaryImageFilter)

include_directories(/home/doriad/src/ITK/Wrapping/WrapITK/ExternalProjects/ItkVtkGlue/src/) include_directories(/home/doriad/itkwikiexamples/ItkVtkGlue)

FIND_PACKAGE(VTK REQUIRED) INCLUDE(${VTK_USE_FILE})

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

ADD_EXECUTABLE(AntiAliasBinaryImageFilter AntiAliasBinaryImageFilter.cxx /home/doriad/itkwikiexamples/ItkVtkGlue/QuickView.cxx) TARGET_LINK_LIBRARIES(AntiAliasBinaryImageFilter vtkHybrid ITKBasicFilters ITKIO)

</source>