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| This examples creates a 3D volume from a series of 2D images. The image filenames are generated from a user supplied pattern. The pattern uses printf format. For example, to select the following files for the volume:
| | {{warning|1=The media wiki content on this page is no longer maintained.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.}} |
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| c:/itkguru/File001.jpg
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| c:/itkguru/File002.jpg
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| c:/itkguru/File003.jpg | |
| ...
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| c:/itkguru/File010.jpg
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| run:
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| VolumeFromSlices c:/itkguru/File%03d.jpg 1 10 out.mhd
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| ==VolumeFromSlices.cxx==
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| <source lang=cpp>
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| #include "itkImage.h"
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| #include "itkImageSeriesReader.h"
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| #include "itkImageFileWriter.h"
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| #include "itkNumericSeriesFileNames.h"
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| int main( int argc, char * argv[] )
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| {
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| // Verify the number of parameters in the command line
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| if( argc < 5 )
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| {
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| std::cerr << "Usage: " << std::endl;
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| std::cerr << argv[0]
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| << " pattern firstSliceValue lastSliceValue outputImageFile"
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| << std::endl;
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| return EXIT_FAILURE;
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| }
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| typedef unsigned char PixelType;
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| const unsigned int Dimension = 3;
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| typedef itk::Image< PixelType, Dimension > ImageType;
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| typedef itk::ImageSeriesReader< ImageType > ReaderType;
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| typedef itk::ImageFileWriter< ImageType > WriterType;
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| ReaderType::Pointer reader = ReaderType::New();
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| WriterType::Pointer writer = WriterType::New();
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| const unsigned int first = atoi( argv[2] );
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| const unsigned int last = atoi( argv[3] );
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| const char * outputFilename = argv[4];
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| typedef itk::NumericSeriesFileNames NameGeneratorType;
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| NameGeneratorType::Pointer nameGenerator = NameGeneratorType::New();
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| nameGenerator->SetSeriesFormat( argv[1] );
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| nameGenerator->SetStartIndex( first );
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| nameGenerator->SetEndIndex( last );
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| nameGenerator->SetIncrementIndex( 1 );
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| std::vector<std::string> names = nameGenerator->GetFileNames();
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| // List the files
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| //
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| std::vector<std::string>::iterator nit;
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| for (nit = names.begin();
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| nit != names.end();
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| nit++)
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| {
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| std::cout << "File: " << (*nit).c_str() << std::endl;
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| }
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|
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| reader->SetFileNames( names );
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| writer->SetFileName( outputFilename );
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| writer->SetInput( reader->GetOutput() );
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| try
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| {
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| writer->Update();
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| }
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| catch( itk::ExceptionObject & err )
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| {
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| std::cerr << "ExceptionObject caught !" << std::endl;
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| std::cerr << err << std::endl;
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| return EXIT_FAILURE;
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| }
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| return EXIT_SUCCESS;
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| }
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| </source>
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| {{ITKCMakeLists|VolumeFromSlices|}}
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