plugins/ImageThresholdFilters/ImageToBoundingBoxFromThreshold.cxx

   1 #include <ImageThresholdFilters/ImageToBoundingBoxFromThreshold.h>
   2 #include <cpPlugins/DataObjects/Image.h>
   3 #include <cpPlugins/DataObjects/Image_Demanglers.h>
   4 #include <cpPlugins/DataObjects/BoundingBox.h>
   5
   6 #include <itkImage.h>
   7 #include <cpExtensions/Algorithms/ImageToBoundingBoxFromThreshold.h>
   8
   9 // -------------------------------------------------------------------------
  10 cpPluginsImageThresholdFilters::ImageToBoundingBoxFromThreshold::
  11 ImageToBoundingBoxFromThreshold( )
  12   : Superclass( )
  13 {
  14   typedef cpPlugins::DataObjects::Image _TImage;
  15   typedef cpPlugins::DataObjects::BoundingBox _TBBox;
  16
  17   this->_ConfigureInput< _TImage >( "Input", true, false );
  18   this->_ConfigureOutput< _TBBox >( "Output" );
  19
  20   this->m_Parameters.ConfigureAsReal( "LowerThreshold", 0 );
  21   this->m_Parameters.ConfigureAsReal( "UpperThreshold", 0 );
  22 }
  23
  24 // -------------------------------------------------------------------------
  25 cpPluginsImageThresholdFilters::ImageToBoundingBoxFromThreshold::
  26 ~ImageToBoundingBoxFromThreshold( )
  27 {
  28 }
  29
  30 // -------------------------------------------------------------------------
  31 void cpPluginsImageThresholdFilters::ImageToBoundingBoxFromThreshold::
  32 _GenerateData( )
  33 {
  34   auto o = this->GetInputData( "Input" );
  35   cpPlugins_Demangle_Image_ScalarPixels_AllDims_1( o, _GD0 )
  36     this->_Error( "Invalid input image." );
  37 }
  38
  39 // -------------------------------------------------------------------------
  40 template< class _TImage >
  41 void cpPluginsImageThresholdFilters::ImageToBoundingBoxFromThreshold::
  42 _GD0( _TImage* image )
  43 {
  44   typedef
  45     cpExtensions::Algorithms::ImageToBoundingBoxFromThreshold< _TImage >
  46     _TFilter;
  47
  48   // Configure filter
  49   _TFilter* filter = this->_CreateITK< _TFilter >( );
  50   filter->SetImage( image );
  51   filter->SetLowerThreshold( this->m_Parameters.GetReal( "LowerThreshold" ) );
  52   filter->SetUpperThreshold( this->m_Parameters.GetReal( "UpperThreshold" ) );
  53   filter->Compute( );
  54
  55   // Create output
  56   auto reg = filter->GetRegion( );
  57   auto bb = this->GetOutput< cpPlugins::DataObjects::BoundingBox >( "Output" );
  58   typename _TImage::PointType p0, p1;
  59   image->TransformIndexToPhysicalPoint( reg.GetIndex( ), p0 );
  60   image->TransformIndexToPhysicalPoint( reg.GetIndex( ) + reg.GetSize( ), p1 );
  61   bb->SetMinimum( p0 );
  62   bb->SetMaximum( p1 );
  63 }
  64
  65 // eof - $RCSfile$