ITK  4.1.0
Insight Segmentation and Registration Toolkit
itkAdaptiveHistogramEqualizationImageFilter.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 __itkAdaptiveHistogramEqualizationImageFilter_h
00019 #define __itkAdaptiveHistogramEqualizationImageFilter_h
00020 
00021 #include "itkBoxImageFilter.h"
00022 #include "itkImage.h"
00023 
00024 namespace itk
00025 {
00065 template< class TImageType >
00066 class ITK_EXPORT AdaptiveHistogramEqualizationImageFilter:
00067   public BoxImageFilter< TImageType, TImageType >
00068 {
00069 public:
00070 
00074   typedef AdaptiveHistogramEqualizationImageFilter     Self;
00075   typedef ImageToImageFilter< TImageType, TImageType > Superclass;
00076   typedef SmartPointer< Self >                         Pointer;
00077   typedef SmartPointer< const Self >                   ConstPointer;
00078 
00079   itkStaticConstMacro(ImageDimension, unsigned int,
00080                       TImageType::ImageDimension);
00081 
00083   itkNewMacro(Self);
00084 
00086   itkTypeMacro(AdaptiveHistogramEqualizationImageFilter, ImageToImageFilter);
00087 
00089   typedef TImageType                   ImageType;
00090   typedef typename ImageType::SizeType ImageSizeType;
00091 
00095   itkSetMacro(Alpha, float);
00096   itkGetConstMacro(Alpha, float);
00098 
00103   itkSetMacro(Beta, float);
00104   itkGetConstMacro(Beta, float);
00106 
00109   itkSetMacro(UseLookupTable, bool);
00110   itkGetConstMacro(UseLookupTable, bool);
00111   itkBooleanMacro(UseLookupTable);
00112 protected:
00113   AdaptiveHistogramEqualizationImageFilter()
00114   {
00115     m_Alpha = .3;
00116     m_Beta = .3;
00117     this->SetRadius(5);
00118     m_UseLookupTable = false;
00119   }
00121 
00122   virtual ~AdaptiveHistogramEqualizationImageFilter(){}
00123   void PrintSelf(std::ostream & os, Indent indent) const;
00124 
00128   void GenerateData();
00129 
00130 private:
00131   AdaptiveHistogramEqualizationImageFilter(const Self &); //purposely not
00132                                                           // implemented
00133   void operator=(const Self &);                           //purposely not
00134 
00135   // implemented
00136 
00138   float m_Alpha;
00139 
00141   float m_Beta;
00142 
00145   bool m_UseLookupTable;
00146 
00148   float CumulativeFunction(float u, float v);
00149 };
00150 } // end namespace itk
00152 
00153 #ifndef ITK_MANUAL_INSTANTIATION
00154 #include "itkAdaptiveHistogramEqualizationImageFilter.hxx"
00155 #endif
00156 
00157 #endif
00158