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->_AddOutput< cpPlugins::Interface::Image >( "Output" );
14 this->m_Parameters->ConfigureAsUint( "Axis" );
15 this->m_Parameters->ConfigureAsInt( "Slice" );
17 this->m_Parameters->SetUint( "Axis", 0 );
18 this->m_Parameters->SetInt( "Slice", 0 );
21 // -------------------------------------------------------------------------
22 cpPlugins::BasicFilters::ExtractSliceImageFilter::
23 ~ExtractSliceImageFilter( )
27 // -------------------------------------------------------------------------
28 std::string cpPlugins::BasicFilters::ExtractSliceImageFilter::
31 cpPlugins::Interface::Image* image =
32 this->GetInput< cpPlugins::Interface::Image >( "Input" );
34 return( "ExtractSliceImageFilter: No input image." );
36 itk::DataObject* itk_image = NULL;
39 cpPlugins_Image_Demangle_AllTypes( 3, image, itk_image, r, _GD0 );
40 else cpPlugins_VectorImage_Demangle_AllTypes( 3, image, itk_image, r, _GD0 );
41 else*/ r = "ExtractSliceImageFilter: Input image type not supported.";
45 // -------------------------------------------------------------------------
47 std::string cpPlugins::BasicFilters::ExtractSliceImageFilter::
48 _GD0( itk::DataObject* image )
50 return( this->_RealGD< I, I >( image ) );
53 // -------------------------------------------------------------------------
54 template< class I, class O >
55 inline std::string cpPlugins::BasicFilters::ExtractSliceImageFilter::
56 _RealGD( itk::DataObject* image )
58 typedef itk::ExtractImageFilter< I, O > _F;
59 typedef typename O::PixelType _OP;
62 int axis = this->m_Parameters->GetUint( "Axis" );
63 int slice = this->m_Parameters->GetInt( "Slice" );
66 I* img = dynamic_cast< I* >( image );
67 typename I::RegionType region = img->GetRequestedRegion( );
68 typename I::SizeType size = region.GetSize( );
69 typename I::IndexType index = region.GetIndex( );
71 index[ axis ] = slice;
72 region.SetSize( size );
73 region.SetIndex( index );
76 _F* filter = this->_CreateITK< _F >( );
77 filter->SetInput( img );
78 filter->SetExtractionRegion( region );
79 filter->SetDirectionCollapseToIdentity( );
83 cpPlugins::Interface::Image* out =
84 this->GetOutput< cpPlugins::Interface::Image >( "Output" );
87 out->SetITK< O >( filter->GetOutput( ) );
91 return( "ExtractSliceImageFilter: output not correctly created." );