ITK/Examples/Smoothing/BilateralImageFilter: Difference between revisions

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<div class="floatright">[[File:ITK_Examples_Baseline_Smoothing_TestBilateralImageFilter.png]]</div>
{{warning|1=The media wiki content on this page is no longer maintained.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 releasesIn many cases, the examples on this page no longer conform to the best practices for modern ITK versions.}}
Blur an image while preserving edges.
 
==BilateralImageFilter.cxx==
<source lang="cpp">
#include "itkImage.h"
#include "itkImageFileReader.h"
#include "itkBilateralImageFilter.h"
#include "itkSubtractImageFilter.h"
#include "QuickView.h"
int main(int argc, char * argv[])
{
  // Verify command line arguments
  if( argc < 2 )
    {
    std::cerr << "Usage: " << std::endl;
    std::cerr << argv[0] << " inputImageFile [domainSigma] [rangeSigma]" << std::endl;
    return EXIT_FAILURE;
    }
  double rangeSigma = 2.0;
  double domainSigma = 2.0;
  if (argc > 2)
    {
    domainSigma = atof(argv[2]);
    }
  if (argc > 3)
    {
    rangeSigma = atof(argv[3]);
    }
 
  // Parse command line arguments
  std::string inputFilename = argv[1];
  // Setup types
  typedef itk::Image< float, 2 >  ImageType;
  typedef itk::ImageFileReader< ImageType >
    ReaderType;
  typedef itk::BilateralImageFilter<
    ImageType, ImageType >
    FilterType;
  typedef itk::SubtractImageFilter< ImageType >
    SubtractImageFilterType;
  // Create and setup a reader
  ReaderType::Pointer reader = ReaderType::New();
  reader->SetFileName( inputFilename.c_str() );
  // Create and setup a derivative filter
  FilterType::Pointer bilateralFilter = FilterType::New();
  bilateralFilter->SetInput( reader->GetOutput() );
  bilateralFilter->SetDomainSigma(domainSigma);
  bilateralFilter->SetRangeSigma(rangeSigma);
 
  SubtractImageFilterType::Pointer diff = SubtractImageFilterType::New();
  diff->SetInput1(reader->GetOutput());
  diff->SetInput2(bilateralFilter->GetOutput());
 
  QuickView viewer;
  viewer.AddImage(
    reader->GetOutput(),true,
    itksys::SystemTools::GetFilenameName(argv[1]));  
 
  std::stringstream desc;
  desc << "Bilateral\ndomainSigma = " << domainSigma
      << " rangeSigma = " << rangeSigma;
  viewer.AddImage(
    bilateralFilter->GetOutput(),
    true,
    desc.str()); 
 
   std::stringstream desc2;
  desc2 << "Original - Bilateral";
  viewer.AddImage(
    diff->GetOutput(),
    true,
    desc2.str()); 
 
  viewer.Visualize();
  return EXIT_SUCCESS;
}
</source>
 
==CMakeLists.txt==
<source lang="cmake">
cmake_minimum_required(VERSION 2.6)
 
PROJECT(BilateralImageFilter)
 
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(BilateralImageFilter BilateralImageFilter.cxx)
TARGET_LINK_LIBRARIES(BilateralImageFilter
vtkHybrid
ITKBasicFilters ITKIO ITKCommon)
 
</source>

Latest revision as of 17:06, 6 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.