X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;ds=inline;f=common%2FvvFromITK.h;h=30e1bfe6325c3205a6cb47dee118483ce8c120a0;hb=cbd1fd38ff1782f4a06dc4d8133abfbaf17c929d;hp=4d43c61d22d386e7b79792981ac233c5fab98aac;hpb=758de1c14c7f16d924e1a2a575d52cd3e48ec503;p=clitk.git
diff --git a/common/vvFromITK.h b/common/vvFromITK.h
index 4d43c61..30e1bfe 100644
--- a/common/vvFromITK.h
+++ b/common/vvFromITK.h
@@ -1,113 +1,101 @@
/*=========================================================================
+ Program: vv http://www.creatis.insa-lyon.fr/rio/vv
- Program: vv
- Language: C++
- Author : Joel Schaerer (joel.schaerer@insa-lyon.fr)
+ Authors belong to:
+ - University of LYON http://www.universite-lyon.fr/
+ - Léon Bérard cancer center http://www.centreleonberard.fr
+ - CREATIS CNRS laboratory http://www.creatis.insa-lyon.fr
-Copyright (C) 2008
-Léon Bérard cancer center http://oncora1.lyon.fnclcc.fr
-CREATIS-LRMN http://www.creatis.insa-lyon.fr
+ This software is distributed WITHOUT ANY WARRANTY; without even
+ the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ PURPOSE. See the copyright notices for more information.
-This program is free software: you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation, version 3 of the License.
+ It is distributed under dual licence
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program. If not, see .
-
-=========================================================================*/
-
-#ifndef vvImageFromITK_h
-#define vvImageFromITK_h
+ - BSD See included LICENSE.txt file
+ - CeCILL-B http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html
+===========================================================================**/
+#ifndef VVIMAGEFROMITK_H
+#define VVIMAGEFROMITK_H
+// vv
#include "vvImage.h"
-#include
+
+// itk
#include
-#include "itkImageToVTKImageFilter.h"
+//------------------------------------------------------------------------------
/**Converts the itk image to vv, handling the 4D problem
* The time_sequence boolean specifies that the image is to be interpreted as a time sequence,
* even if its dim is < 4. */
-template vvImage::Pointer vvImageFromITK(typename itk::Image::Pointer input, bool time_sequence=false)
+
+template
+static inline void ReadTimeSequence (vvImage::Pointer& vv_image, typename itk::Image::Pointer input, bool time_sequence=false)
{
- assert(Dim < 5 && Dim > 0); // We don't handle anything higher than 4-dimensional (for the moment :-p)
+ typedef itk::Image< PixelType, Dim > InputImageType;
+ typedef itk::Image< PixelType, Dim - 1 > ItkImageType;
+ typedef itk::ExtractImageFilter FilterType;
+
+ //extract the 3D slices and put them in a std::vector
+ input->UpdateOutputInformation();
+ typename InputImageType::RegionType inputRegion = input->GetLargestPossibleRegion();
+ typename InputImageType::SizeType inputSize = inputRegion.GetSize();
+ typename InputImageType::IndexType start = inputRegion.GetIndex();
+ typename InputImageType::SizeType extractedRegionSize = inputSize;
+ typename InputImageType::RegionType extractedRegion;
+ extractedRegionSize[Dim - 1] = 0;
+ extractedRegion.SetSize(extractedRegionSize);
+
+ for (unsigned int i = 0; i < inputSize[Dim - 1]; i++) {
+ start[Dim - 1] = i;
+ extractedRegion.SetIndex(start);
+
+ typename FilterType::Pointer filter = FilterType::New();
+#if ITK_VERSION_MAJOR == 4
+ filter->SetDirectionCollapseToSubmatrix();
+#endif
+ filter->SetExtractionRegion(extractedRegion);
+ filter->SetInput(input);
+ filter->ReleaseDataFlagOn();
+ vv_image->AddItkImage(filter->GetOutput());
+ }
+ vv_image->SetTimeSpacing(input->GetSpacing()[Dim-1]);
+ vv_image->SetTimeOrigin(input->GetOrigin()[Dim-1]);
+}
+
+template
+struct vvImageFromITK_Impl
+{
+ static vvImage::Pointer Do (typename itk::Image::Pointer input, bool time_sequence=false)
+ {
vvImage::Pointer vv_image=vvImage::New();
- vv_image->Init(); //Delete any existing images
typedef itk::Image< PixelType, Dim > InputImageType;
- if (Dim == 4 || time_sequence) //The time sequence case: create a series of VTK images
- {
- typedef itk::Image< PixelType, Dim - 1 > ConnectorImageType;
- typedef itk::ImageToVTKImageFilter ConnectorType;
- typedef itk::ExtractImageFilter FilterType;
-
- typename FilterType::Pointer filter = FilterType::New();
- typename ConnectorType::Pointer connector = ConnectorType::New();
-
- //extract the 3D slices and put them in a std::vector
- typename InputImageType::RegionType inputRegion = input->GetLargestPossibleRegion();
- typename InputImageType::SizeType inputSize = inputRegion.GetSize();
-
- typename InputImageType::SizeType extractedRegionSize = inputSize;
- typename InputImageType::RegionType extractedRegion;
- extractedRegionSize[Dim - 1] = 0;
- extractedRegion.SetSize(extractedRegionSize);
-
- filter->SetInput(input);
- connector->SetInput(filter->GetOutput());
-
- typename InputImageType::IndexType start = inputRegion.GetIndex();
-
- for (unsigned int i = 0; i < inputSize[Dim - 1]; i++) {
- start[Dim - 1] = i;
- extractedRegion.SetIndex(start);
- filter->SetExtractionRegion(extractedRegion);
- try {
- filter->Update();
- }
- catch ( itk::ExceptionObject & err ) {
- std::cerr << "Error while setting vvImage from ITK (Dim==4) [Extract phase]"
- << " " << err << std::endl;
- return vv_image;
- }
- try {
- connector->Update();
- }
- catch ( itk::ExceptionObject & err ) {
- std::cerr << "Error while setting vvImage from ITK (Dim==4) [Connect phase]"
- << " " << err << std::endl;
- return vv_image;
- }
- vtkImageData *image = vtkImageData::New();
- image->DeepCopy(connector->GetOutput());
- vv_image->AddImage(image);
- }
- }
+ if (time_sequence) //The time sequence case: create a series of VTK images
+ ReadTimeSequence(vv_image, input, time_sequence);
else //Dim == 1,2,3 and not time_sequence
- {
- typedef itk::Image< PixelType, Dim > ConnectorImageType;
- typedef itk::ImageToVTKImageFilter ConnectorType;
- typename ConnectorType::Pointer connector = ConnectorType::New();
- connector->SetInput(input);
-
- try {
- connector->Update();
- }
- catch ( itk::ExceptionObject & err ) {
- std::cerr << "Error while setting vvImage from ITK (Dim==3)"
- << " " << err << std::endl;
- return vv_image;
- }
- vtkImageData *image = vtkImageData::New();
- image->DeepCopy(connector->GetOutput());
- vv_image->AddImage(image);
- }
+ vv_image->AddItkImage(input);
+
+ return vv_image;
+ }
+};
+
+template
+struct vvImageFromITK_Impl<4u, PixelType>
+{
+ static vvImage::Pointer Do (typename itk::Image::Pointer input, bool time_sequence=false)
+ {
+ vvImage::Pointer vv_image = vvImage::New();
+ ReadTimeSequence<4u,PixelType>(vv_image, input, time_sequence);
return vv_image;
+ }
+};
+
+template vvImage::Pointer vvImageFromITK(typename itk::Image::Pointer input, bool time_sequence=false)
+{
+ assert(Dim < 5 && Dim > 0); // We don't handle anything higher than 4-dimensional (for the moment :-p)
+ return vvImageFromITK_Impl::Do(input, time_sequence);
}
+//------------------------------------------------------------------------------
#endif //vvImageFromITK