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| ==BinaryStatisticsOpeningImageFilter.cxx== | | {{warning|1=The media wiki content on this page is no longer maintained.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">
| | }} |
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| #include "itkBinaryStatisticsOpeningImageFilter.h"
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| #include "itkImageFileWriter.h"
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| | |
| typedef itk::Image<unsigned char, 2> ImageType;
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| void CreateImage(ImageType::Pointer image1, ImageType::Pointer image2);
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| | |
| int main(int argc, char* argv[])
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| {
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| ImageType::Pointer binaryImage = ImageType::New();
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| ImageType::Pointer featureImage = ImageType::New();
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|
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| CreateImage(binaryImage, featureImage);
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| typedef itk::BinaryStatisticsOpeningImageFilter<ImageType, ImageType>
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| BinaryOpeningType;
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| BinaryOpeningType::Pointer opening = BinaryOpeningType::New();
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| opening->SetInput(binaryImage);
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| opening->SetFeatureImage(featureImage);
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| opening->SetBackgroundValue(0);
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| opening->SetForegroundValue(255);
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| opening->SetLambda(150);
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| opening->SetAttribute( BinaryOpeningType::LabelObjectType::MEAN);
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| opening->Update();
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| typedef itk::ImageFileWriter<ImageType> WriterType;
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| WriterType::Pointer writer = WriterType::New();
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| writer->SetFileName("input.mhd");
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| writer->SetInput(featureImage);
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| writer->Update();
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| writer->SetFileName("output.mhd");
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| writer->SetInput(opening->GetOutput());
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| writer->Update();
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| }
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| void CreateImage(ImageType::Pointer image1, ImageType::Pointer image2)
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| {
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| // Create an image with 2 connected components
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| ImageType::RegionType region;
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| ImageType::IndexType start;
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| start[0] = 0;
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| start[1] = 0;
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| ImageType::SizeType size;
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| size[0] = 200;
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| size[1] = 200;
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|
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| region.SetSize(size);
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| region.SetIndex(start);
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|
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| image1->SetRegions(region);
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| image1->Allocate();
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| image1->FillBuffer(0);
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|
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| image2->SetRegions(region);
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| image2->Allocate();
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| image2->FillBuffer(0); | |
|
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| // Make a square
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| for(unsigned int r = 20; r < 80; r++)
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| {
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| for(unsigned int c = 30; c < 100; c++)
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| {
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| ImageType::IndexType pixelIndex;
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| pixelIndex[0] = r;
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| pixelIndex[1] = c;
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|
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| image1->SetPixel(pixelIndex, 255);
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| image2->SetPixel(pixelIndex, 100);
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| }
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| }
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|
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| // Make another square
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| for(unsigned int r = 100; r < 130; r++)
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| {
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| for(unsigned int c = 115; c < 160; c++)
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| {
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| ImageType::IndexType pixelIndex;
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| pixelIndex[0] = r;
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| pixelIndex[1] = c;
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|
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| image1->SetPixel(pixelIndex, 255);
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| image2->SetPixel(pixelIndex, 200);
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| }
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| }
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| }
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| </source>
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| | |
| {{ITKCMakeLists|BinaryStatisticsOpeningImageFilter}}
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