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| ==ClampImageFilter.cxx== | | {{warning|1=The media wiki content on this page is no longer maintained.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"
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| #include "itkImageFileReader.h"
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| #include "itkClampImageFilter.h"
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| | |
| typedef itk::Image<float, 2> FloatImageType;
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| typedef itk::Image<unsigned char, 2> UnsignedCharImageType;
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| | |
| static void CreateImage(FloatImageType* const image);
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| | |
| int main(int argc, char *argv[])
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| {
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| FloatImageType::Pointer image;
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| | |
| // No input image argument provided
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| if(argc < 2)
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| {
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| image = FloatImageType::New();
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| CreateImage(image);
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| }
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| else // Input image argument provided
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| {
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| typedef itk::ImageFileReader<FloatImageType> ReaderType;
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| ReaderType::Pointer reader = ReaderType::New();
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| reader->SetFileName(argv[1]);
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| reader->Update();
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| image = reader->GetOutput();
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| }
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| | |
| typedef itk::ClampImageFilter< FloatImageType, UnsignedCharImageType > ClampFilterType;
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| ClampFilterType::Pointer clampFilter = ClampFilterType::New();
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| clampFilter->SetInput(image);
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| clampFilter->Update();
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| | |
| return EXIT_SUCCESS;
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| }
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| | |
| void CreateImage(FloatImageType* const image)
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| {
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| // Create an image with 2 connected components
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| FloatImageType::IndexType corner = {{0,0}}; | |
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| FloatImageType::SizeType size;
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| unsigned int NumRows = 200;
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| unsigned int NumCols = 300;
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| size[0] = NumRows;
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| size[1] = NumCols;
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| | |
| FloatImageType::RegionType region(corner, size);
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| | |
| image->SetRegions(region);
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| image->Allocate();
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| | |
| // Make a square
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| for(unsigned int r = 40; r < 100; r++)
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| {
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| for(unsigned int c = 40; c < 100; c++)
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| {
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| FloatImageType::IndexType pixelIndex;
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| pixelIndex[0] = r;
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| pixelIndex[1] = c;
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| | |
| image->SetPixel(pixelIndex, 15);
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| }
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| }
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| }
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| | |
| </source>
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| {{ITKVTKCMakeLists|{{SUBPAGENAME}}}}
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