void StartSimulation(FiberfoxParameters<double> parameters, FiberBundleX::Pointer fiberBundle, mitk::DiffusionImage<short>::Pointer refImage, string message)
{
itk::TractsToDWIImageFilter< short >::Pointer tractsToDwiFilter = itk::TractsToDWIImageFilter< short >::New();
tractsToDwiFilter->SetUseConstantRandSeed(true);
tractsToDwiFilter->SetParameters(parameters);
tractsToDwiFilter->SetFiberBundle(fiberBundle);
tractsToDwiFilter->Update();
mitk::DiffusionImage<short>::Pointer testImage = mitk::DiffusionImage<short>::New();
testImage->SetVectorImage( tractsToDwiFilter->GetOutput() );
testImage->SetB_Value(parameters.m_Bvalue);
testImage->SetDirections(parameters.GetGradientDirections());
testImage->InitializeFromVectorImage();
if (refImage.IsNotNull())
{
bool cond = CompareDwi(testImage->GetVectorImage(), refImage->GetVectorImage());
if (!cond)
{
mitk::IOUtil::SaveBaseData(testImage, "/tmp/testImage.dwi");
mitk::IOUtil::SaveBaseData(refImage, "/tmp/refImage.dwi");
}
MITK_TEST_CONDITION_REQUIRED(cond, message);
}
else
{
MITK_INFO << "Saving test image to " << message;
mitk::IOUtil::SaveBaseData(testImage, message);
}
}
void StartSimulation(string testFileName)
{
mitk::DiffusionImage<short>::Pointer refImage = NULL;
if (!testFileName.empty())
CPPUNIT_ASSERT(refImage = dynamic_cast<mitk::DiffusionImage<short>*>(mitk::IOUtil::LoadDataNode(testFileName)->GetData()));
itk::AddArtifactsToDwiImageFilter< short >::Pointer artifactsToDwiFilter = itk::AddArtifactsToDwiImageFilter< short >::New();
artifactsToDwiFilter->SetUseConstantRandSeed(true);
artifactsToDwiFilter->SetInput(m_InputDwi->GetVectorImage());
artifactsToDwiFilter->SetParameters(m_Parameters);
CPPUNIT_ASSERT_NO_THROW(artifactsToDwiFilter->Update());
mitk::DiffusionImage<short>::Pointer testImage = mitk::DiffusionImage<short>::New();
testImage->SetVectorImage( artifactsToDwiFilter->GetOutput() );
testImage->SetB_Value(m_Parameters.m_Bvalue);
testImage->SetDirections(m_Parameters.GetGradientDirections());
testImage->InitializeFromVectorImage();
if (refImage.IsNotNull())
{
bool ok = CompareDwi(testImage->GetVectorImage(), refImage->GetVectorImage());
if (!ok)
{
mitk::IOUtil::SaveBaseData(testImage, "/tmp/test2.dwi");
mitk::IOUtil::SaveBaseData(refImage, "/tmp/ref2.dwi");
}
CPPUNIT_ASSERT_MESSAGE(testFileName, ok);
}
else
{
mitk::IOUtil::SaveBaseData(testImage, "/local/distortions2.dwi");
}
}
void setUp()
{
// reference files
m_InputDwi = dynamic_cast<mitk::DiffusionImage<short>*>(mitk::IOUtil::LoadDataNode(GetTestDataFilePath("DiffusionImaging/Fiberfox/StickBall_RELAX.dwi"))->GetData());
// parameter setup
m_Parameters = FiberfoxParameters<short>();
m_Parameters.m_ImageRegion = m_InputDwi->GetVectorImage()->GetLargestPossibleRegion();
m_Parameters.m_ImageSpacing = m_InputDwi->GetVectorImage()->GetSpacing();
m_Parameters.m_ImageOrigin = m_InputDwi->GetVectorImage()->GetOrigin();
m_Parameters.m_ImageDirection = m_InputDwi->GetVectorImage()->GetDirection();
m_Parameters.m_Bvalue = m_InputDwi->GetB_Value();
m_Parameters.SetGradienDirections(m_InputDwi->GetDirections());
}
int mitkFiberfoxSignalGenerationTest(int argc, char* argv[])
{
MITK_TEST_BEGIN("mitkFiberfoxSignalGenerationTest");
// input fiber bundle
FiberBundle::Pointer fiberBundle = dynamic_cast<FiberBundle*>(mitk::IOUtil::Load(argv[1])[0].GetPointer());
for (int i=2; i<argc; i++)
{
// Load parameter file
FiberfoxParameters<double> parameters;
string file = argv[i];
MITK_INFO << "Starting test: " << file;
parameters.LoadParameters(file+".ffp");
// Load reference diffusion weighted image
mitk::Image::Pointer mitkRef = dynamic_cast<mitk::Image*>(mitk::IOUtil::LoadDataNode(file+".dwi")->GetData());
StartSimulation(parameters, fiberBundle, mitkRef, file);
}
// always end with this!
MITK_TEST_END();
}
int mitkFiberfoxSignalGenerationTest(int argc, char* argv[])
{
MITK_TEST_BEGIN("mitkFiberfoxSignalGenerationTest");
MITK_TEST_CONDITION_REQUIRED(argc>=19,"check for input data");
// input fiber bundle
FiberBundleXReader::Pointer fibReader = FiberBundleXReader::New();
fibReader->SetFileName(argv[1]);
fibReader->Update();
FiberBundleX::Pointer fiberBundle = dynamic_cast<FiberBundleX*>(fibReader->GetOutput());
// reference diffusion weighted images
mitk::DiffusionImage<short>::Pointer stickBall = dynamic_cast<mitk::DiffusionImage<short>*>(mitk::IOUtil::LoadDataNode(argv[2])->GetData());
mitk::DiffusionImage<short>::Pointer stickAstrosticks = dynamic_cast<mitk::DiffusionImage<short>*>(mitk::IOUtil::LoadDataNode(argv[3])->GetData());
mitk::DiffusionImage<short>::Pointer stickDot = dynamic_cast<mitk::DiffusionImage<short>*>(mitk::IOUtil::LoadDataNode(argv[4])->GetData());
mitk::DiffusionImage<short>::Pointer tensorBall = dynamic_cast<mitk::DiffusionImage<short>*>(mitk::IOUtil::LoadDataNode(argv[5])->GetData());
mitk::DiffusionImage<short>::Pointer stickTensorBall = dynamic_cast<mitk::DiffusionImage<short>*>(mitk::IOUtil::LoadDataNode(argv[6])->GetData());
mitk::DiffusionImage<short>::Pointer stickTensorBallAstrosticks = dynamic_cast<mitk::DiffusionImage<short>*>(mitk::IOUtil::LoadDataNode(argv[7])->GetData());
mitk::DiffusionImage<short>::Pointer gibbsringing = dynamic_cast<mitk::DiffusionImage<short>*>(mitk::IOUtil::LoadDataNode(argv[8])->GetData());
mitk::DiffusionImage<short>::Pointer ghost = dynamic_cast<mitk::DiffusionImage<short>*>(mitk::IOUtil::LoadDataNode(argv[9])->GetData());
mitk::DiffusionImage<short>::Pointer aliasing = dynamic_cast<mitk::DiffusionImage<short>*>(mitk::IOUtil::LoadDataNode(argv[10])->GetData());
mitk::DiffusionImage<short>::Pointer eddy = dynamic_cast<mitk::DiffusionImage<short>*>(mitk::IOUtil::LoadDataNode(argv[11])->GetData());
mitk::DiffusionImage<short>::Pointer linearmotion = dynamic_cast<mitk::DiffusionImage<short>*>(mitk::IOUtil::LoadDataNode(argv[12])->GetData());
mitk::DiffusionImage<short>::Pointer randommotion = dynamic_cast<mitk::DiffusionImage<short>*>(mitk::IOUtil::LoadDataNode(argv[13])->GetData());
mitk::DiffusionImage<short>::Pointer spikes = dynamic_cast<mitk::DiffusionImage<short>*>(mitk::IOUtil::LoadDataNode(argv[14])->GetData());
mitk::DiffusionImage<short>::Pointer riciannoise = dynamic_cast<mitk::DiffusionImage<short>*>(mitk::IOUtil::LoadDataNode(argv[15])->GetData());
mitk::DiffusionImage<short>::Pointer chisquarenoise = dynamic_cast<mitk::DiffusionImage<short>*>(mitk::IOUtil::LoadDataNode(argv[16])->GetData());
mitk::DiffusionImage<short>::Pointer distortions = dynamic_cast<mitk::DiffusionImage<short>*>(mitk::IOUtil::LoadDataNode(argv[17])->GetData());
mitk::Image::Pointer mitkFMap = dynamic_cast<mitk::Image*>(mitk::IOUtil::LoadDataNode(argv[18])->GetData());
typedef itk::Image<double, 3> ItkDoubleImgType;
ItkDoubleImgType::Pointer fMap = ItkDoubleImgType::New();
mitk::CastToItkImage<ItkDoubleImgType>(mitkFMap, fMap);
FiberfoxParameters<double> parameters;
parameters.m_DoSimulateRelaxation = true;
parameters.m_SignalScale = 10000;
parameters.m_ImageRegion = stickBall->GetVectorImage()->GetLargestPossibleRegion();
parameters.m_ImageSpacing = stickBall->GetVectorImage()->GetSpacing();
parameters.m_ImageOrigin = stickBall->GetVectorImage()->GetOrigin();
parameters.m_ImageDirection = stickBall->GetVectorImage()->GetDirection();
parameters.m_Bvalue = stickBall->GetB_Value();
parameters.SetGradienDirections(stickBall->GetDirections());
// intra and inter axonal compartments
mitk::StickModel<double> stickModel;
stickModel.SetBvalue(parameters.m_Bvalue);
stickModel.SetT2(110);
stickModel.SetDiffusivity(0.001);
stickModel.SetGradientList(parameters.GetGradientDirections());
mitk::TensorModel<double> tensorModel;
tensorModel.SetT2(110);
stickModel.SetBvalue(parameters.m_Bvalue);
tensorModel.SetDiffusivity1(0.001);
tensorModel.SetDiffusivity2(0.00025);
tensorModel.SetDiffusivity3(0.00025);
tensorModel.SetGradientList(parameters.GetGradientDirections());
// extra axonal compartment models
mitk::BallModel<double> ballModel;
ballModel.SetT2(80);
ballModel.SetBvalue(parameters.m_Bvalue);
ballModel.SetDiffusivity(0.001);
ballModel.SetGradientList(parameters.GetGradientDirections());
mitk::AstroStickModel<double> astrosticksModel;
astrosticksModel.SetT2(80);
astrosticksModel.SetBvalue(parameters.m_Bvalue);
astrosticksModel.SetDiffusivity(0.001);
astrosticksModel.SetRandomizeSticks(true);
astrosticksModel.SetSeed(0);
astrosticksModel.SetGradientList(parameters.GetGradientDirections());
mitk::DotModel<double> dotModel;
dotModel.SetT2(80);
dotModel.SetGradientList(parameters.GetGradientDirections());
// noise models
mitk::RicianNoiseModel<double>* ricianNoiseModel = new mitk::RicianNoiseModel<double>();
ricianNoiseModel->SetNoiseVariance(1000000);
ricianNoiseModel->SetSeed(0);
// Rician noise
mitk::ChiSquareNoiseModel<double>* chiSquareNoiseModel = new mitk::ChiSquareNoiseModel<double>();
chiSquareNoiseModel->SetNoiseVariance(1000000);
chiSquareNoiseModel->SetSeed(0);
try {
// Stick-Ball
parameters.m_FiberModelList.push_back(&stickModel);
parameters.m_NonFiberModelList.push_back(&ballModel);
StartSimulation(parameters, fiberBundle, stickBall, argv[2]);
// Srick-Astrosticks
parameters.m_NonFiberModelList.clear();
parameters.m_NonFiberModelList.push_back(&astrosticksModel);
StartSimulation(parameters, fiberBundle, stickAstrosticks, argv[3]);
// Stick-Dot
parameters.m_NonFiberModelList.clear();
parameters.m_NonFiberModelList.push_back(&dotModel);
StartSimulation(parameters, fiberBundle, stickDot, argv[4]);
// Tensor-Ball
parameters.m_FiberModelList.clear();
parameters.m_FiberModelList.push_back(&tensorModel);
parameters.m_NonFiberModelList.clear();
parameters.m_NonFiberModelList.push_back(&ballModel);
StartSimulation(parameters, fiberBundle, tensorBall, argv[5]);
// Stick-Tensor-Ball
parameters.m_FiberModelList.clear();
parameters.m_FiberModelList.push_back(&stickModel);
parameters.m_FiberModelList.push_back(&tensorModel);
parameters.m_NonFiberModelList.clear();
parameters.m_NonFiberModelList.push_back(&ballModel);
StartSimulation(parameters, fiberBundle, stickTensorBall, argv[6]);
// Stick-Tensor-Ball-Astrosticks
parameters.m_NonFiberModelList.push_back(&astrosticksModel);
StartSimulation(parameters, fiberBundle, stickTensorBallAstrosticks, argv[7]);
// Gibbs ringing
parameters.m_FiberModelList.clear();
parameters.m_FiberModelList.push_back(&stickModel);
parameters.m_NonFiberModelList.clear();
parameters.m_NonFiberModelList.push_back(&ballModel);
parameters.m_DoAddGibbsRinging = true;
StartSimulation(parameters, fiberBundle, gibbsringing, argv[8]);
// Ghost
parameters.m_DoAddGibbsRinging = false;
parameters.m_KspaceLineOffset = 0.25;
StartSimulation(parameters, fiberBundle, ghost, argv[9]);
// Aliasing
parameters.m_KspaceLineOffset = 0;
parameters.m_CroppingFactor = 0.4;
parameters.m_SignalScale = 1000;
StartSimulation(parameters, fiberBundle, aliasing, argv[10]);
// Eddy currents
parameters.m_CroppingFactor = 1;
parameters.m_SignalScale = 10000;
parameters.m_EddyStrength = 0.05;
StartSimulation(parameters, fiberBundle, eddy, argv[11]);
// Motion (linear)
parameters.m_EddyStrength = 0.0;
parameters.m_DoAddMotion = true;
parameters.m_DoRandomizeMotion = false;
parameters.m_Translation[1] = 10;
parameters.m_Rotation[2] = 90;
StartSimulation(parameters, fiberBundle, linearmotion, argv[12]);
// Motion (random)
parameters.m_DoRandomizeMotion = true;
parameters.m_Translation[1] = 5;
parameters.m_Rotation[2] = 45;
StartSimulation(parameters, fiberBundle, randommotion, argv[13]);
// Spikes
parameters.m_DoAddMotion = false;
parameters.m_Spikes = 5;
parameters.m_SpikeAmplitude = 1;
StartSimulation(parameters, fiberBundle, spikes, argv[14]);
// Rician noise
parameters.m_Spikes = 0;
parameters.m_NoiseModel = ricianNoiseModel;
StartSimulation(parameters, fiberBundle, riciannoise, argv[15]);
delete parameters.m_NoiseModel;
// Chi-square noise
parameters.m_NoiseModel = chiSquareNoiseModel;
StartSimulation(parameters, fiberBundle, chisquarenoise, argv[16]);
delete parameters.m_NoiseModel;
// Distortions
parameters.m_NoiseModel = NULL;
parameters.m_FrequencyMap = fMap;
StartSimulation(parameters, fiberBundle, distortions, argv[17]);
}
catch (std::exception &e)
{
MITK_TEST_CONDITION_REQUIRED(false, e.what());
}
// always end with this!
MITK_TEST_END();
}
/*!
* \brief Command line interface to Fiberfox.
* Simulate a diffusion-weighted image from a tractogram using the specified parameter file.
*/
int main(int argc, char* argv[])
{
mitkCommandLineParser parser;
parser.setTitle("Fiberfox");
parser.setCategory("Diffusion Simulation Tools");
parser.setContributor("MIC");
parser.setDescription("Command line interface to Fiberfox." " Simulate a diffusion-weighted image from a tractogram using the specified parameter file.");
parser.setArgumentPrefix("--", "-");
parser.addArgument("", "o", mitkCommandLineParser::String, "Output root:", "output folder and file prefix", us::Any(), false, false, false, mitkCommandLineParser::Output);
parser.addArgument("", "i", mitkCommandLineParser::String, "Input:", "input tractogram or diffusion-weighted image", us::Any(), false, false, false, mitkCommandLineParser::Input);
parser.addArgument("parameters", "p", mitkCommandLineParser::String, "Parameter file:", "fiberfox parameter file (.ffp)", us::Any(), false, false, false, mitkCommandLineParser::Input);
parser.addArgument("template", "t", mitkCommandLineParser::String, "Template image:", "use parameters of the template image", us::Any(), true, false, false, mitkCommandLineParser::Input);
parser.addArgument("verbose", "v", mitkCommandLineParser::Bool, "Output additional images:", "output volume fraction images etc.", us::Any());
parser.addArgument("dont_apply_direction_matrix", "", mitkCommandLineParser::Bool, "Don't apply direction matrix:", "don't rotate gradients by image direction matrix", us::Any());
parser.addArgument("fix_seed", "", mitkCommandLineParser::Bool, "Use fix random seed:", "always use same sequence of random numbers", us::Any());
std::map<std::string, us::Any> parsedArgs = parser.parseArguments(argc, argv);
if (parsedArgs.size()==0)
{
return EXIT_FAILURE;
}
std::string outName = us::any_cast<std::string>(parsedArgs["o"]);
std::string paramName = us::any_cast<std::string>(parsedArgs["parameters"]);
std::string input="";
if (parsedArgs.count("i"))
input = us::any_cast<std::string>(parsedArgs["i"]);
bool fix_seed = false;
if (parsedArgs.count("fix_seed"))
fix_seed = us::any_cast<bool>(parsedArgs["fix_seed"]);
bool verbose = false;
if (parsedArgs.count("verbose"))
verbose = us::any_cast<bool>(parsedArgs["verbose"]);
bool apply_direction_matrix = true;
if (parsedArgs.count("dont_apply_direction_matrix"))
apply_direction_matrix = false;
FiberfoxParameters parameters;
parameters.LoadParameters(paramName, fix_seed);
// Test if /path/dir is an existing directory:
std::string file_extension = "";
if( itksys::SystemTools::FileIsDirectory( outName ) )
{
while( *(--(outName.cend())) == '/')
{
outName.pop_back();
}
outName = outName + '/';
parameters.m_Misc.m_OutputPath = outName;
outName = outName + parameters.m_Misc.m_OutputPrefix; // using default m_OutputPrefix as initialized.
}
else
{
// outName is NOT an existing directory, so we need to remove all trailing slashes:
while( *(--(outName.cend())) == '/')
{
outName.pop_back();
}
// now split up the given outName into directory and (prefix of) filename:
if( ! itksys::SystemTools::GetFilenamePath( outName ).empty()
&& itksys::SystemTools::FileIsDirectory(itksys::SystemTools::GetFilenamePath( outName ) ) )
{
parameters.m_Misc.m_OutputPath = itksys::SystemTools::GetFilenamePath( outName ) + '/';
}
else
{
parameters.m_Misc.m_OutputPath = itksys::SystemTools::GetCurrentWorkingDirectory() + '/';
}
file_extension = itksys::SystemTools::GetFilenameExtension(outName);
if( ! itksys::SystemTools::GetFilenameWithoutExtension( outName ).empty() )
{
parameters.m_Misc.m_OutputPrefix = itksys::SystemTools::GetFilenameWithoutExtension( outName );
}
else
{
parameters.m_Misc.m_OutputPrefix = "fiberfox";
}
outName = parameters.m_Misc.m_OutputPath + parameters.m_Misc.m_OutputPrefix;
}
mitk::PreferenceListReaderOptionsFunctor functor = mitk::PreferenceListReaderOptionsFunctor({"Diffusion Weighted Images", "Fiberbundles"}, {});
mitk::BaseData::Pointer inputData = mitk::IOUtil::Load(input, &functor)[0];
itk::TractsToDWIImageFilter< short >::Pointer tractsToDwiFilter = itk::TractsToDWIImageFilter< short >::New();
if ( dynamic_cast<mitk::FiberBundle*>(inputData.GetPointer()) ) // simulate dataset from fibers
{
tractsToDwiFilter->SetFiberBundle(dynamic_cast<mitk::FiberBundle*>(inputData.GetPointer()));
if (parsedArgs.count("template"))
{
MITK_INFO << "Loading template image";
typedef itk::VectorImage< short, 3 > ItkDwiType;
typedef itk::Image< short, 3 > ItkImageType;
mitk::BaseData::Pointer templateData = mitk::IOUtil::Load(us::any_cast<std::string>(parsedArgs["template"]), &functor)[0];
mitk::Image::Pointer template_image = dynamic_cast<mitk::Image*>(templateData.GetPointer());
if (mitk::DiffusionPropertyHelper::IsDiffusionWeightedImage(template_image))
{
ItkDwiType::Pointer itkVectorImagePointer = mitk::DiffusionPropertyHelper::GetItkVectorImage(template_image);
parameters.m_SignalGen.m_ImageRegion = itkVectorImagePointer->GetLargestPossibleRegion();
parameters.m_SignalGen.m_ImageSpacing = itkVectorImagePointer->GetSpacing();
parameters.m_SignalGen.m_ImageOrigin = itkVectorImagePointer->GetOrigin();
parameters.m_SignalGen.m_ImageDirection = itkVectorImagePointer->GetDirection();
parameters.SetBvalue(mitk::DiffusionPropertyHelper::GetReferenceBValue(template_image));
parameters.SetGradienDirections(mitk::DiffusionPropertyHelper::GetOriginalGradientContainer(template_image));
}
else
{
ItkImageType::Pointer itkImagePointer = ItkImageType::New();
mitk::CastToItkImage(template_image, itkImagePointer);
parameters.m_SignalGen.m_ImageRegion = itkImagePointer->GetLargestPossibleRegion();
parameters.m_SignalGen.m_ImageSpacing = itkImagePointer->GetSpacing();
parameters.m_SignalGen.m_ImageOrigin = itkImagePointer->GetOrigin();
parameters.m_SignalGen.m_ImageDirection = itkImagePointer->GetDirection();
}
}
}
else if ( dynamic_cast<mitk::Image*>(inputData.GetPointer()) ) // add artifacts to existing image
{
typedef itk::VectorImage< short, 3 > ItkDwiType;
mitk::Image::Pointer diffImg = dynamic_cast<mitk::Image*>(inputData.GetPointer());
ItkDwiType::Pointer itkVectorImagePointer = ItkDwiType::New();
mitk::CastToItkImage(diffImg, itkVectorImagePointer);
parameters.m_SignalGen.m_SignalScale = 1;
parameters.m_SignalGen.m_ImageRegion = itkVectorImagePointer->GetLargestPossibleRegion();
parameters.m_SignalGen.m_ImageSpacing = itkVectorImagePointer->GetSpacing();
parameters.m_SignalGen.m_ImageOrigin = itkVectorImagePointer->GetOrigin();
parameters.m_SignalGen.m_ImageDirection = itkVectorImagePointer->GetDirection();
parameters.SetBvalue(mitk::DiffusionPropertyHelper::GetReferenceBValue(diffImg));
parameters.SetGradienDirections(mitk::DiffusionPropertyHelper::GetOriginalGradientContainer(diffImg));
tractsToDwiFilter->SetInputImage(itkVectorImagePointer);
}
if (verbose)
{
MITK_DEBUG << outName << ".ffp";
parameters.m_Misc.m_OutputAdditionalImages = true;
parameters.SaveParameters(outName+".ffp");
}
else
parameters.m_Misc.m_OutputAdditionalImages = false;
if (apply_direction_matrix)
{
MITK_INFO << "Applying direction matrix to gradient directions.";
parameters.ApplyDirectionMatrix();
}
tractsToDwiFilter->SetParameters(parameters);
tractsToDwiFilter->SetUseConstantRandSeed(fix_seed);
tractsToDwiFilter->Update();
mitk::Image::Pointer image = mitk::GrabItkImageMemory(tractsToDwiFilter->GetOutput());
if (parameters.m_SignalGen.GetNumWeightedVolumes()>0)
{
if (apply_direction_matrix)
mitk::DiffusionPropertyHelper::SetGradientContainer(image, parameters.m_SignalGen.GetItkGradientContainer());
else
mitk::DiffusionPropertyHelper::SetOriginalGradientContainer(image, parameters.m_SignalGen.GetItkGradientContainer());
mitk::DiffusionPropertyHelper::SetReferenceBValue(image, parameters.m_SignalGen.GetBvalue());
mitk::DiffusionPropertyHelper::InitializeImage(image);
if (file_extension=="")
mitk::IOUtil::Save(image, "DWI_NIFTI", outName+".nii.gz");
else if (file_extension==".nii" || file_extension==".nii.gz")
mitk::IOUtil::Save(image, "DWI_NIFTI", outName+file_extension);
else
mitk::IOUtil::Save(image, outName+file_extension);
}
else
mitk::IOUtil::Save(image, outName+".nii.gz");
if (verbose)
{
if (tractsToDwiFilter->GetTickImage().IsNotNull())
{
mitk::Image::Pointer mitkImage = mitk::Image::New();
itk::TractsToDWIImageFilter< short >::Float2DImageType::Pointer itkImage = tractsToDwiFilter->GetTickImage();
mitkImage = mitk::GrabItkImageMemory( itkImage.GetPointer() );
mitk::IOUtil::Save(mitkImage, outName+"_Ticks.nii.gz");
}
if (tractsToDwiFilter->GetRfImage().IsNotNull())
{
mitk::Image::Pointer mitkImage = mitk::Image::New();
itk::TractsToDWIImageFilter< short >::Float2DImageType::Pointer itkImage = tractsToDwiFilter->GetRfImage();
mitkImage = mitk::GrabItkImageMemory( itkImage.GetPointer() );
mitk::IOUtil::Save(mitkImage, outName+"_TimeFromRf.nii.gz");
}
std::vector< itk::TractsToDWIImageFilter< short >::ItkDoubleImgType::Pointer > volumeFractions = tractsToDwiFilter->GetVolumeFractions();
for (unsigned int k=0; k<volumeFractions.size(); k++)
{
mitk::Image::Pointer image = mitk::Image::New();
image->InitializeByItk(volumeFractions.at(k).GetPointer());
image->SetVolume(volumeFractions.at(k)->GetBufferPointer());
mitk::IOUtil::Save(image, outName+"_Compartment"+boost::lexical_cast<std::string>(k+1)+".nii.gz");
}
if (tractsToDwiFilter->GetPhaseImage().IsNotNull())
{
mitk::Image::Pointer image = mitk::Image::New();
itk::TractsToDWIImageFilter< short >::DoubleDwiType::Pointer itkPhase = tractsToDwiFilter->GetPhaseImage();
image = mitk::GrabItkImageMemory( itkPhase.GetPointer() );
mitk::IOUtil::Save(image, outName+"_Phase.nii.gz");
}
if (tractsToDwiFilter->GetKspaceImage().IsNotNull())
{
mitk::Image::Pointer image = mitk::Image::New();
itk::TractsToDWIImageFilter< short >::DoubleDwiType::Pointer itkImage = tractsToDwiFilter->GetKspaceImage();
image = mitk::GrabItkImageMemory( itkImage.GetPointer() );
mitk::IOUtil::Save(image, outName+"_kSpace.nii.gz");
}
int c = 1;
std::vector< itk::TractsToDWIImageFilter< short >::DoubleDwiType::Pointer > output_real = tractsToDwiFilter->GetOutputImagesReal();
for (auto real : output_real)
{
mitk::Image::Pointer image = mitk::Image::New();
image->InitializeByItk(real.GetPointer());
image->SetVolume(real->GetBufferPointer());
mitk::IOUtil::Save(image, outName+"_Coil-"+boost::lexical_cast<std::string>(c)+"-real.nii.gz");
++c;
}
c = 1;
std::vector< itk::TractsToDWIImageFilter< short >::DoubleDwiType::Pointer > output_imag = tractsToDwiFilter->GetOutputImagesImag();
for (auto imag : output_imag)
{
mitk::Image::Pointer image = mitk::Image::New();
image->InitializeByItk(imag.GetPointer());
image->SetVolume(imag->GetBufferPointer());
mitk::IOUtil::Save(image, outName+"_Coil-"+boost::lexical_cast<std::string>(c)+"-imag.nii.gz");
++c;
}
}
return EXIT_SUCCESS;
}
