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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: $RCSfile: itkImageSeriesWriterTest.cxx,v $
Language: C++
Date: $Date: 2007-04-19 13:58:18 $xgoto-l
Version: $Revision: 1.4 $
Copyright (c) 2002 Insight Consortium. All rights reserved.
See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#if defined(_MSC_VER)
#pragma warning ( disable : 4786 )
#endif
#include "itkDICOMImageIO2Factory.h"
#include "itkDICOMImageIO2.h"
#include "itkImageSeriesReader.h"
#include "itkDICOMSeriesFileNames.h"
#include "itkRescaleIntensityImageFilter.h"
#include "itkImageSeriesWriter.h"
#include "itkNumericSeriesFileNames.h"
#include "../BasicFilters/itkFilterWatcher.h"
int itkImageSeriesWriterTest(int ac, char* av[])
{
if(ac < 4)
{
std::cerr << "Usage: " << av[0] << " DicomDirectory OutputDirectory FileSuffix\n";
return EXIT_FAILURE;
}
typedef itk::Image<short,3> ImageNDType;
typedef itk::ImageSeriesReader<ImageNDType> ReaderType;
itk::DICOMImageIO2::Pointer io = itk::DICOMImageIO2::New();
// Get the DICOM filenames from the directory
itk::DICOMSeriesFileNames::Pointer names = itk::DICOMSeriesFileNames::New();
names->SetDirectory(av[1]);
names->SetFileNameSortingOrderToSortByImageNumber();
ReaderType::Pointer reader = ReaderType::New();
reader->SetFileNames(names->GetFileNames());
reader->SetImageIO(io);
std::cout << names;
FilterWatcher watcher(reader);
try
{
reader->Update();
reader->GetOutput()->Print(std::cout);
}
catch (itk::ExceptionObject &ex)
{
std::cout << ex;
return EXIT_FAILURE;
}
typedef unsigned char WritePixelType;
typedef itk::Image< WritePixelType, 3 > RescaleImageType;
typedef itk::Image< WritePixelType, 2 > OutputImageType;
typedef itk::RescaleIntensityImageFilter<
ImageNDType, RescaleImageType > RescaleFilterType;
RescaleFilterType::Pointer rescaler = RescaleFilterType::New();
rescaler->SetInput(reader->GetOutput());
rescaler->SetOutputMinimum( 0 );
rescaler->SetOutputMaximum( 255 );
rescaler->UpdateLargestPossibleRegion();
{ // This API is being deprecated. Please use NumericSeriesFileNames in the future
// for generating the list of filenames. This API will be removed after ITK 1.8
typedef itk::ImageSeriesWriter<RescaleImageType,OutputImageType> WriterType;
WriterType::Pointer writer = WriterType::New();
FilterWatcher watcher2(writer);
writer->SetInput(rescaler->GetOutput());
char format[4096];
sprintf (format, "%s/series.%%d.%s", av[2], av[3]);
writer->SetSeriesFormat(format);
writer->SetMetaDataDictionaryArray( reader->GetMetaDataDictionaryArray() );
try
{
writer->Update();
}
catch( itk::ExceptionObject & excp )
{
std::cerr << "Error while writing the series with old API" << std::endl;
std::cerr << excp << std::endl;
return EXIT_FAILURE;
}
std::cout << "Old API PASSED !" << std::endl;
}
{ // This is the new API, using the NumericSeriesFileNames (or any other filename generator).
itk::NumericSeriesFileNames::Pointer fit = itk::NumericSeriesFileNames::New();
typedef itk::ImageSeriesWriter<RescaleImageType,OutputImageType> WriterType;
WriterType::Pointer writer = WriterType::New();
char format[4096];
sprintf (format, "%s/series.%%d.%s", av[2], av[3]);
std::cout << "Format = " << format << std::endl;
ImageNDType::RegionType region = reader->GetOutput()->GetBufferedRegion();
ImageNDType::SizeType size = region.GetSize();
fit->SetStartIndex(0);
fit->SetEndIndex(size[2]-1); // The number of slices to write
fit->SetIncrementIndex(1);
fit->SetSeriesFormat (format);
writer->SetInput(rescaler->GetOutput());
writer->SetFileNames( fit->GetFileNames() );
// experiment the UseCompression methods and values
if( writer->GetUseCompression() )
{
std::cerr << "Wrong default use compression value" << std::endl;
return EXIT_FAILURE;
}
writer->SetUseCompression( true );
writer->UseCompressionOn();
writer->UseCompressionOff();
try
{
writer->Update();
}
catch( itk::ExceptionObject & excp )
{
std::cerr << "Error while writing the series with SeriesFileNames generator" << std::endl;
std::cerr << excp << std::endl;
return EXIT_FAILURE;
}
std::cout << "Test with NumericSeriesFileNames PASSED !" << std::endl;
}
return EXIT_SUCCESS;
}
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