1 #include <ImageGenericFilters/RegionOfInterestImageFilter.h>
2 #include <cpPlugins/DataObjects/Image.h>
3 #include <cpPlugins/DataObjects/BoundingBox.h>
4 #include <cpPlugins/DataObjects/Image_Demanglers.h>
6 #include <itkRGBPixel.h>
7 #include <itkRGBAPixel.h>
8 #include <itkRegionOfInterestImageFilter.h>
10 // -------------------------------------------------------------------------
11 cpPluginsImageGenericFilters::RegionOfInterestImageFilter::
12 RegionOfInterestImageFilter( )
15 typedef cpPlugins::DataObjects::Image _TImage;
16 typedef cpPlugins::DataObjects::BoundingBox _TBBox;
17 this->_ConfigureInput< _TImage >( "Input", true, false );
18 this->_ConfigureInput< _TBBox >( "BoundingBox", true, false );
19 this->_ConfigureOutput< _TImage >( "Output" );
22 // -------------------------------------------------------------------------
23 cpPluginsImageGenericFilters::RegionOfInterestImageFilter::
24 ~RegionOfInterestImageFilter( )
28 // -------------------------------------------------------------------------
29 void cpPluginsImageGenericFilters::RegionOfInterestImageFilter::
32 auto o = this->GetInputData( "Input" );
33 cpPlugins_Demangle_Image_ScalarPixels_AllDims_1( o, _GD0 )
34 cpPlugins_Demangle_Image_ColorPixels_AllDims_1( o, _GD0 )
35 this->_Error( "Invalid input image." );
38 // -------------------------------------------------------------------------
39 template< class _TImage >
40 void cpPluginsImageGenericFilters::RegionOfInterestImageFilter::
41 _GD0( _TImage* input )
43 typedef cpPlugins::DataObjects::BoundingBox _TBBox;
44 typedef itk::RegionOfInterestImageFilter< _TImage, _TImage > _TFilter;
45 typedef typename _TImage::IndexType _TIndex;
46 typedef typename _TImage::PointType _TPoint;
47 typedef typename _TImage::RegionType _TRegion;
48 typedef typename _TImage::SizeType _TSize;
50 auto bb = this->GetInput< _TBBox >( "BoundingBox" );
53 input->TransformPhysicalPointToIndex( bb->GetMinimum< _TPoint >( ), i0 );
54 input->TransformPhysicalPointToIndex( bb->GetMaximum< _TPoint >( ), i1 );
57 for( unsigned int d = 0; d < _TImage::ImageDimension; ++d )
58 size[ d ] = i1[ d ] - i0[ d ] + 1;
61 region.SetIndex( i0 );
62 region.SetSize( size );
64 auto filter = this->_CreateITK< _TFilter >( );
65 filter->SetInput( input );
66 filter->SetRegionOfInterest( region );
68 this->GetOutput( "Output" )->SetITK( filter->GetOutput( ) );