ITK/Examples/EdgesAndGradients/BinaryBoundaries
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Revision as of 01:39, 24 January 2011 by Daviddoria (talk | contribs) (Created page with "==BinaryBoundaries.cxx== <source lang="cpp"> #include "itkImage.h" #include "itkImageFileWriter.h" #include "itkInvertIntensityImageFilter.h" #include "itkBinaryContourImageFilte...")
BinaryBoundaries.cxx
<source lang="cpp">
- include "itkImage.h"
- include "itkImageFileWriter.h"
- include "itkInvertIntensityImageFilter.h"
- include "itkBinaryContourImageFilter.h"
- include "itkRescaleIntensityImageFilter.h"
- include "QuickView.h"
typedef itk::Image<unsigned char, 2> ImageType;
void CreateImage(ImageType::Pointer image);
int main(int, char *[]) {
ImageType::Pointer image = ImageType::New(); CreateImage(image);
typedef itk::BinaryContourImageFilter <ImageType, ImageType > binaryContourImageFilterType;
// Outer boundary binaryContourImageFilterType::Pointer binaryContourFilter = binaryContourImageFilterType::New (); binaryContourFilter->SetInput(image); binaryContourFilter->SetForegroundValue(0); binaryContourFilter->SetBackgroundValue(255); binaryContourFilter->Update();
// Invert the result typedef itk::InvertIntensityImageFilter <ImageType> InvertIntensityImageFilterType;
InvertIntensityImageFilterType::Pointer invertIntensityFilter = InvertIntensityImageFilterType::New(); invertIntensityFilter->SetInput(binaryContourFilter->GetOutput()); invertIntensityFilter->Update();
ImageType::Pointer outerBoundary = ImageType::New(); outerBoundary->Graft(invertIntensityFilter->GetOutput()); // Inner boundary binaryContourFilter->SetForegroundValue(255); binaryContourFilter->SetBackgroundValue(0); binaryContourFilter->Update();
QuickView viewer; viewer.AddImage(image.GetPointer()); viewer.AddImage(outerBoundary.GetPointer()); viewer.AddImage(binaryContourFilter->GetOutput()); viewer.Visualize();
return EXIT_SUCCESS;
}
void CreateImage(ImageType::Pointer image) {
ImageType::IndexType start; start.Fill(0);
ImageType::SizeType size; size.Fill(20);
ImageType::RegionType region(start, size);
image->SetRegions(region); image->Allocate();
// Make a square for(unsigned int r = 5; r < 10; r++) { for(unsigned int c = 5; c < 10; c++) { ImageType::IndexType pixelIndex; pixelIndex[0] = r; pixelIndex[1] = c;
image->SetPixel(pixelIndex, 255); } }
} </source>
CMakeLists.txt
<source lang="cmake"> cmake_minimum_required(VERSION 2.6)
PROJECT(BinaryBoundaries)
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(BinaryBoundaries BinaryBoundaries.cxx /home/doriad/ITKWikiExamples/ItkVtkGlue/QuickView.cxx) TARGET_LINK_LIBRARIES(BinaryBoundaries vtkHybrid ITKBasicFilters ITKCommon ITKIO) </source>