ITK  4.1.0
Insight Segmentation and Registration Toolkit
itkBinaryShapeKeepNObjectsImageFilter.h
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00001 /*=========================================================================
00002  *
00003  *  Copyright Insight Software Consortium
00004  *
00005  *  Licensed under the Apache License, Version 2.0 (the "License");
00006  *  you may not use this file except in compliance with the License.
00007  *  You may obtain a copy of the License at
00008  *
00009  *         http://www.apache.org/licenses/LICENSE-2.0.txt
00010  *
00011  *  Unless required by applicable law or agreed to in writing, software
00012  *  distributed under the License is distributed on an "AS IS" BASIS,
00013  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00014  *  See the License for the specific language governing permissions and
00015  *  limitations under the License.
00016  *
00017  *=========================================================================*/
00018 #ifndef __itkBinaryShapeKeepNObjectsImageFilter_h
00019 #define __itkBinaryShapeKeepNObjectsImageFilter_h
00020 
00021 #include "itkShapeLabelObject.h"
00022 #include "itkBinaryImageToLabelMapFilter.h"
00023 #include "itkShapeLabelMapFilter.h"
00024 #include "itkShapeKeepNObjectsLabelMapFilter.h"
00025 #include "itkLabelMapToBinaryImageFilter.h"
00026 
00027 namespace itk
00028 {
00046 template< class TInputImage >
00047 class ITK_EXPORT BinaryShapeKeepNObjectsImageFilter:
00048   public ImageToImageFilter< TInputImage, TInputImage >
00049 {
00050 public:
00052   typedef BinaryShapeKeepNObjectsImageFilter             Self;
00053   typedef ImageToImageFilter< TInputImage, TInputImage > Superclass;
00054   typedef SmartPointer< Self >                           Pointer;
00055   typedef SmartPointer< const Self >                     ConstPointer;
00056 
00058   typedef TInputImage                            InputImageType;
00059   typedef TInputImage                            OutputImageType;
00060   typedef typename InputImageType::Pointer       InputImagePointer;
00061   typedef typename InputImageType::ConstPointer  InputImageConstPointer;
00062   typedef typename InputImageType::RegionType    InputImageRegionType;
00063   typedef typename InputImageType::PixelType     InputImagePixelType;
00064   typedef typename OutputImageType::Pointer      OutputImagePointer;
00065   typedef typename OutputImageType::ConstPointer OutputImageConstPointer;
00066   typedef typename OutputImageType::RegionType   OutputImageRegionType;
00067   typedef typename OutputImageType::PixelType    OutputImagePixelType;
00068 
00070   itkStaticConstMacro(InputImageDimension, unsigned int,
00071                       TInputImage::ImageDimension);
00072   itkStaticConstMacro(OutputImageDimension, unsigned int,
00073                       TInputImage::ImageDimension);
00074   itkStaticConstMacro(ImageDimension, unsigned int,
00075                       TInputImage::ImageDimension);
00077 
00078   typedef SizeValueType LabelType;
00079 
00080   typedef ShapeLabelObject< LabelType, itkGetStaticConstMacro(ImageDimension) >     LabelObjectType;
00081   typedef LabelMap< LabelObjectType >                                               LabelMapType;
00082   typedef BinaryImageToLabelMapFilter< InputImageType, LabelMapType >               LabelizerType;
00083   typedef Image< typename OutputImageType::PixelType, itkGetStaticConstMacro(OutputImageDimension) >
00084   ShapeLabelFilterOutput;
00085   typedef ShapeLabelMapFilter< LabelMapType, ShapeLabelFilterOutput >  LabelObjectValuatorType;
00086   typedef typename LabelObjectType::AttributeType                      AttributeType;
00087   typedef ShapeKeepNObjectsLabelMapFilter< LabelMapType >              KeepNObjectsType;
00088   typedef LabelMapToBinaryImageFilter< LabelMapType, OutputImageType > BinarizerType;
00089 
00091   itkNewMacro(Self);
00092 
00094   itkTypeMacro(BinaryShapeKeepNObjectsImageFilter,
00095                ImageToImageFilter);
00096 
00103   itkSetMacro(FullyConnected, bool);
00104   itkGetConstReferenceMacro(FullyConnected, bool);
00105   itkBooleanMacro(FullyConnected);
00107 
00108 #ifdef ITK_USE_CONCEPT_CHECKING
00109 
00110   itkConceptMacro( InputEqualityComparableCheck,
00111                    ( Concept::EqualityComparable< InputImagePixelType > ) );
00112   itkConceptMacro( IntConvertibleToInputCheck,
00113                    ( Concept::Convertible< int, InputImagePixelType > ) );
00114   itkConceptMacro( InputOStreamWritableCheck,
00115                    ( Concept::OStreamWritable< InputImagePixelType > ) );
00116 
00118 #endif
00119 
00124   itkSetMacro(BackgroundValue, OutputImagePixelType);
00125   itkGetConstMacro(BackgroundValue, OutputImagePixelType);
00127 
00132   itkSetMacro(ForegroundValue, OutputImagePixelType);
00133   itkGetConstMacro(ForegroundValue, OutputImagePixelType);
00135 
00139   itkGetConstMacro(NumberOfObjects, SizeValueType);
00140   itkSetMacro(NumberOfObjects, SizeValueType);
00142 
00148   itkGetConstMacro(ReverseOrdering, bool);
00149   itkSetMacro(ReverseOrdering, bool);
00150   itkBooleanMacro(ReverseOrdering);
00152 
00157   itkGetConstMacro(Attribute, AttributeType);
00158   itkSetMacro(Attribute, AttributeType);
00159   void SetAttribute(const std::string & s)
00160   {
00161     this->SetAttribute( LabelObjectType::GetAttributeFromName(s) );
00162   }
00164 
00165 protected:
00166   BinaryShapeKeepNObjectsImageFilter();
00167   ~BinaryShapeKeepNObjectsImageFilter() {}
00168   void PrintSelf(std::ostream & os, Indent indent) const;
00169 
00173   void GenerateInputRequestedRegion();
00174 
00176   void EnlargeOutputRequestedRegion( DataObject *itkNotUsed(output) );
00177 
00180   void GenerateData();
00181 
00182 private:
00183   BinaryShapeKeepNObjectsImageFilter(const Self &); //purposely not implemented
00184   void operator=(const Self &);                     //purposely not implemented
00185 
00186   bool                 m_FullyConnected;
00187   OutputImagePixelType m_BackgroundValue;
00188   OutputImagePixelType m_ForegroundValue;
00189   SizeValueType        m_NumberOfObjects;
00190   bool                 m_ReverseOrdering;
00191   AttributeType        m_Attribute;
00192 }; // end of class
00193 } // end namespace itk
00194 
00195 #ifndef ITK_MANUAL_INSTANTIATION
00196 #include "itkBinaryShapeKeepNObjectsImageFilter.hxx"
00197 #endif
00198 
00199 #endif
00200