Difference between revisions of "ITK/Examples/EdgesAndGradients/GradientMagnitudeImageFilter"
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Daviddoria (talk | contribs) m (→CMakeLists.txt) |
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#include "itkGradientMagnitudeImageFilter.h" | #include "itkGradientMagnitudeImageFilter.h" | ||
#include "QuickView.h" | |||
#include " | |||
int main(int argc, char * argv[]) | int main(int argc, char * argv[]) | ||
Line 30: | Line 23: | ||
// Setup types | // Setup types | ||
typedef itk::Image< unsigned char, 2 > UnsignedCharImageType; | |||
typedef itk::Image< float, 2 > FloatImageType; | typedef itk::Image< float, 2 > FloatImageType; | ||
typedef itk::ImageFileReader< UnsignedCharImageType > readerType; | typedef itk::ImageFileReader< UnsignedCharImageType > readerType; | ||
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gradientFilter->Update(); | gradientFilter->Update(); | ||
QuickView viewer; | |||
viewer.AddImage<UnsignedCharImageType>(reader->GetOutput()); | |||
viewer.AddImage<FloatImageType>(gradientFilter->GetOutput()); | |||
viewer.Visualize(); | |||
return EXIT_SUCCESS; | return EXIT_SUCCESS; |
Revision as of 00:33, 18 November 2010
GradientMagnitudeImageFilter.cxx
#include "itkImage.h"
#include "itkImageFileReader.h"
#include "itkImageFileWriter.h"
#include "itkRescaleIntensityImageFilter.h"
#include "itkGradientMagnitudeImageFilter.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" << std::endl;
return EXIT_FAILURE;
}
// Parse command line arguments
std::string inputFilename = argv[1];
// Setup types
typedef itk::Image< unsigned char, 2 > UnsignedCharImageType;
typedef itk::Image< float, 2 > FloatImageType;
typedef itk::ImageFileReader< UnsignedCharImageType > readerType;
typedef itk::GradientMagnitudeImageFilter<
UnsignedCharImageType, FloatImageType > filterType;
// Create and setup a reader
readerType::Pointer reader = readerType::New();
reader->SetFileName( inputFilename.c_str() );
// Create and setup a gradient filter
filterType::Pointer gradientFilter = filterType::New();
gradientFilter->SetInput( reader->GetOutput() );
gradientFilter->Update();
QuickView viewer;
viewer.AddImage<UnsignedCharImageType>(reader->GetOutput());
viewer.AddImage<FloatImageType>(gradientFilter->GetOutput());
viewer.Visualize();
return EXIT_SUCCESS;
}
CMakeLists.txt
cmake_minimum_required(VERSION 2.6)
PROJECT(GradientMagnitudeImageFilter)
FIND_PACKAGE(ITK REQUIRED)
INCLUDE(${ITK_USE_FILE})
ADD_EXECUTABLE(GradientMagnitudeImageFilter GradientMagnitudeImageFilter.cxx)
TARGET_LINK_LIBRARIES(Gradient
vtkHybrid
ITKBasicFilters ITKIO ITKCommon)