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| You need the git master version of ITK from 6/30/2011 or newer for this functionality.
| | {{warning|1=The media wiki content on this page is no longer maintained.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. |
| | | }} |
| ==MaskNegatedImageFilter.cxx==
| |
| <source lang="cpp">
| |
| #include "itkImage.h"
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| #include "itkImageFileWriter.h"
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| #include "itkMaskNegatedImageFilter.h"
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| | |
| typedef itk::Image<unsigned char, 2> ImageType;
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| | |
| static void CreateHalfMask(ImageType::Pointer image, ImageType::Pointer mask);
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| static void CreateImage(ImageType::Pointer image);
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| | |
| int main(int, char *[])
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| { | |
| ImageType::Pointer image = ImageType::New();
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| CreateImage(image);
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| | |
| ImageType::Pointer mask = ImageType::New();
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| CreateHalfMask(image, mask);
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| | |
| typedef itk::MaskNegatedImageFilter< ImageType, ImageType > MaskNegatedImageFilterType;
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| MaskNegatedImageFilterType::Pointer maskNegatedImageFilter = MaskNegatedImageFilterType::New();
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| maskNegatedImageFilter->SetInput(image);
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| maskNegatedImageFilter->SetMaskImage(mask);
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| maskNegatedImageFilter->Update();;
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|
| |
| typedef itk::ImageFileWriter<ImageType> FileWriterType;
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| FileWriterType::Pointer writer = FileWriterType::New();
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| writer->SetFileName("output.png");
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| writer->SetInput(maskNegatedImageFilter->GetOutput());
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| writer->Update();
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|
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| return EXIT_SUCCESS;
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| }
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| | |
| | |
| void CreateHalfMask(ImageType::Pointer image, ImageType::Pointer mask)
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| { | |
| ImageType::RegionType region = image->GetLargestPossibleRegion();
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| | |
| mask->SetRegions(region);
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| mask->Allocate();
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| | |
| ImageType::SizeType regionSize = region.GetSize();
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| | |
| itk::ImageRegionIterator<ImageType> imageIterator(mask,region);
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| | |
| // Make the left half of the mask white and the right half black
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| while(!imageIterator.IsAtEnd())
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| {
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| if(static_cast<unsigned int>(imageIterator.GetIndex()[0]) > regionSize[0] / 2)
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| {
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| imageIterator.Set(0);
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| }
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| else
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| {
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| imageIterator.Set(1);
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| }
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| | |
| ++imageIterator;
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| } | |
| | |
| }
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| | |
| void CreateImage(ImageType::Pointer image)
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| {
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| ImageType::IndexType start;
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| start.Fill(0);
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|
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| ImageType::SizeType size;
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| size.Fill(100);
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|
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| ImageType::RegionType region(start,size);
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|
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| image->SetRegions(region);
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| image->Allocate();
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| image->FillBuffer(122);
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| } | |
| | |
| </source>
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| | |
| | |
| {{ITKCMakeLists|MaskNegatedImageFilter|}}
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| </source>
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