ITK/Examples/Smoothing/MeanImageFilter

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ITK Examples Baseline Smoothing TestMeanImageFilter.png

Replace every pixel in an image with the mean of its neighbors.

MeanImageFilter.cxx

<source lang="cpp">

  1. include "itkImage.h"
  2. include "itkImageFileReader.h"
  3. include "itkMeanImageFilter.h"
  1. include "QuickView.h"

int main(int argc, char * argv[]) {

 // Verify command line arguments
 if( argc < 2 )
   {
   std::cerr << argv[0] << " InputImageFile" << std::endl;
   return EXIT_FAILURE;
   }
 // Setup types
 typedef itk::Image< unsigned char, 2 >                UnsignedCharImageType;
 typedef itk::ImageFileReader< UnsignedCharImageType > ReaderType;
 typedef itk::MeanImageFilter<
   UnsignedCharImageType, UnsignedCharImageType > filterType;
 // Create and setup a reader
 ReaderType::Pointer reader = ReaderType::New();
 reader->SetFileName( argv[1] );
 // Create and setup a mean filter
 filterType::Pointer meanFilter = filterType::New();
 meanFilter->SetInput( reader->GetOutput() );
 QuickView viewer;
 viewer.AddImage(reader->GetOutput());
 viewer.AddImage(meanFilter->GetOutput());
 viewer.Visualize();
 return EXIT_SUCCESS;

} </source>

CMakeLists.txt

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

PROJECT(MeanImageFilter)

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

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

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

ADD_EXECUTABLE(MeanImageFilter MeanImageFilter.cxx) TARGET_LINK_LIBRARIES(MeanImageFilter vtkHybrid ITKBasicFilters ITKIO ITKCommon)

</source>