ITK/Examples/Broken/Images/InPlace: Difference between revisions

From KitwarePublic
< ITK‎ | Examples
Jump to navigationJump to search
No edit summary
(Deprecated content that is moved to sphinx)
 
Line 1: Line 1:
==InPlace.cxx==
{{warning|1=The media wiki content on this page is no longer maintained.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 releases.   In many cases, the examples on this page no longer conform to the best practices for modern ITK versions.}}
<source lang="cpp">
#include "itkImage.h"
#include "itkImageFileReader.h"
#include "itkBinaryThresholdImageFilter.h"
 
#include <itkImageToVTKImageFilter.h>
 
#include "vtkImageViewer.h"
#include "vtkRenderWindowInteractor.h"
#include "vtkSmartPointer.h"
#include "vtkImageActor.h"
#include "vtkInteractorStyleImage.h"
#include "vtkRenderer.h"
 
typedef itk::Image< unsigned char, 2 >  ImageType;
 
static void ApplyThresholding(ImageType::Pointer image);
 
int main(int argc, char *argv[])
{
  if(argc < 2)
    {
    std::cerr << "Required: filename" << std::endl;
    return EXIT_FAILURE;
    }
   
  std::string inputFilename = argv[1];
 
  typedef itk::ImageFileReader<ImageType> ReaderType;
  ReaderType::Pointer reader = ReaderType::New();
 
  reader->SetFileName(inputFilename.c_str());
  reader->Update();
 
  ImageType::Pointer image = reader->GetOutput();
 
  ApplyThresholding(image);
 
  // Visualize
  typedef itk::ImageToVTKImageFilter<ImageType> ConnectorType;
  ConnectorType::Pointer connector = ConnectorType::New();
  connector->SetInput(image);
 
  vtkSmartPointer<vtkImageActor> actor =
    vtkSmartPointer<vtkImageActor>::New();
  actor->SetInput(connector->GetOutput());
 
  // There will be one render window
  vtkSmartPointer<vtkRenderWindow> renderWindow =
    vtkSmartPointer<vtkRenderWindow>::New();
 
  vtkSmartPointer<vtkRenderWindowInteractor> interactor =
    vtkSmartPointer<vtkRenderWindowInteractor>::New();
  interactor->SetRenderWindow(renderWindow);
 
  vtkSmartPointer<vtkRenderer> renderer =
    vtkSmartPointer<vtkRenderer>::New();
  renderWindow->AddRenderer(renderer);
 
  renderer->AddActor(actor);
  renderer->ResetCamera();
 
  renderWindow->Render();
 
   vtkSmartPointer<vtkInteractorStyleImage> style =
    vtkSmartPointer<vtkInteractorStyleImage>::New();
 
  interactor->SetInteractorStyle(style);
 
  interactor->Start();
 
  return EXIT_SUCCESS;
}
 
void ApplyThresholding(ImageType::Pointer image)
{
 
  typedef itk::BinaryThresholdImageFilter <ImageType, ImageType>
          BinaryThresholdImageFilterType;
 
  BinaryThresholdImageFilterType::Pointer thresholdFilter
          = BinaryThresholdImageFilterType::New();
  thresholdFilter->SetInput(image);
  thresholdFilter->SetLowerThreshold(10);
  thresholdFilter->SetUpperThreshold(50);
  thresholdFilter->SetInsideValue(255);
  thresholdFilter->SetOutsideValue(0);
  thresholdFilter->InPlaceOn();
  thresholdFilter->Update();
}
</source>
 
{{ITKVTKCMakeLists|{{SUBPAGENAME}}}}

Latest revision as of 21:18, 7 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.