plugins/ITKImageGenericFilters_1/ImageToBoundingBoxFromThreshold.cxx

   1 #include <ITKImageGenericFilters_1/ImageToBoundingBoxFromThreshold.h>
   2 #include <cpInstances/Image.h>
   3 #include <cpInstances/BoundingBox.h>
   4
   5 #include <itkImage.h>
   6 #include <cpExtensions/Algorithms/ImageToBoundingBoxFromThreshold.h>
   7
   8 // -------------------------------------------------------------------------
   9 cpPluginsITKImageGenericFilters_1::ImageToBoundingBoxFromThreshold::
  10 ImageToBoundingBoxFromThreshold( )
  11   : Superclass( )
  12 {
  13   this->_ConfigureInput< cpInstances::Image >( "Input", true, false );
  14   this->_ConfigureOutput< cpInstances::BoundingBox >( "Output" );
  15
  16   this->m_Parameters.ConfigureAsReal( "LowerThreshold", 0 );
  17   this->m_Parameters.ConfigureAsReal( "UpperThreshold", 1 );
  18   this->m_Parameters.ConfigureAsUint( "PAD", 0 );
  19 }
  20
  21 // -------------------------------------------------------------------------
  22 cpPluginsITKImageGenericFilters_1::ImageToBoundingBoxFromThreshold::
  23 ~ImageToBoundingBoxFromThreshold( )
  24 {
  25 }
  26
  27 // -------------------------------------------------------------------------
  28 void cpPluginsITKImageGenericFilters_1::ImageToBoundingBoxFromThreshold::
  29 _GenerateData( )
  30 {
  31   auto o = this->GetInputData( "Input" );
  32   cpPlugins_Demangle_Image_ScalarPixels_AllDims_1( o, _GD0 )
  33     this->_Error( "Invalid input image." );
  34 }
  35
  36 // -------------------------------------------------------------------------
  37 template< class _TImage >
  38 void cpPluginsITKImageGenericFilters_1::ImageToBoundingBoxFromThreshold::
  39 _GD0( _TImage* image )
  40 {
  41   typedef
  42     cpExtensions::Algorithms::ImageToBoundingBoxFromThreshold< _TImage >
  43     _TFilter;
  44
  45   // Configure filter
  46   _TFilter* filter = this->_CreateITK< _TFilter >( );
  47   filter->SetImage( image );
  48   filter->SetLowerThreshold( this->m_Parameters.GetReal( "LowerThreshold" ) );
  49   filter->SetUpperThreshold( this->m_Parameters.GetReal( "UpperThreshold" ) );
  50   filter->SetPAD( this->m_Parameters.GetUint( "PAD" ) );
  51   filter->Compute( );
  52
  53   // Create output
  54   auto reg = filter->GetRegion( );
  55   auto bb = this->GetOutput< cpInstances::BoundingBox >( "Output" );
  56   typename _TImage::PointType p0, p1;
  57   image->TransformIndexToPhysicalPoint( reg.GetIndex( ), p0 );
  58   image->TransformIndexToPhysicalPoint( reg.GetIndex( ) + reg.GetSize( ), p1 );
  59   bb->SetMinimum( p0 );
  60   bb->SetMaximum( p1 );
  61 }
  62
  63 // eof - $RCSfile$