1 #include "ExtractSliceImageFilter.h"
2 #include <cpPlugins/Interface/Image.h>
4 #include <itkExtractImageFilter.h>
6 // -------------------------------------------------------------------------
7 cpPlugins::BasicFilters::ExtractSliceImageFilter::
8 ExtractSliceImageFilter( )
11 this->_AddInput( "Input" );
12 this->_MakeOutput< cpPlugins::Interface::Image >( "Output" );
14 this->m_Parameters->ConfigureAsUint( "Axis", 0 );
15 this->m_Parameters->ConfigureAsInt( "Slice", 0 );
18 // -------------------------------------------------------------------------
19 cpPlugins::BasicFilters::ExtractSliceImageFilter::
20 ~ExtractSliceImageFilter( )
24 // -------------------------------------------------------------------------
25 std::string cpPlugins::BasicFilters::ExtractSliceImageFilter::
28 cpPlugins::Interface::Image* image =
29 this->GetInput< cpPlugins::Interface::Image >( "Input" );
31 return( "ExtractSliceImageFilter: No input image." );
33 itk::DataObject* itk_image = NULL;
36 cpPlugins_Image_Demangle_AllTypes( 3, image, itk_image, r, _GD0 );
37 else cpPlugins_VectorImage_Demangle_AllTypes( 3, image, itk_image, r, _GD0 );
38 else*/ r = "ExtractSliceImageFilter: Input image type not supported.";
42 // -------------------------------------------------------------------------
44 std::string cpPlugins::BasicFilters::ExtractSliceImageFilter::
45 _GD0( itk::DataObject* image )
47 return( this->_RealGD< I, I >( image ) );
50 // -------------------------------------------------------------------------
51 template< class I, class O >
52 inline std::string cpPlugins::BasicFilters::ExtractSliceImageFilter::
53 _RealGD( itk::DataObject* image )
55 typedef itk::ExtractImageFilter< I, O > _F;
56 typedef typename O::PixelType _OP;
59 int axis = this->m_Parameters->GetUint( "Axis" );
60 int slice = this->m_Parameters->GetInt( "Slice" );
63 I* img = dynamic_cast< I* >( image );
64 typename I::RegionType region = img->GetRequestedRegion( );
65 typename I::SizeType size = region.GetSize( );
66 typename I::IndexType index = region.GetIndex( );
68 index[ axis ] = slice;
69 region.SetSize( size );
70 region.SetIndex( index );
73 _F* filter = this->_CreateITK< _F >( );
74 filter->SetInput( img );
75 filter->SetExtractionRegion( region );
76 filter->SetDirectionCollapseToIdentity( );
80 cpPlugins::Interface::Image* out =
81 this->GetOutput< cpPlugins::Interface::Image >( "Output" );
84 out->SetITK< O >( filter->GetOutput( ) );
88 return( "ExtractSliceImageFilter: output not correctly created." );