00001 /* 00002 // 00003 // Copyright 2004-2010 SRI International 00004 // 00005 // Copyright 1997-2009 Torsten Rohlfing 00006 // 00007 // This file is part of the Computational Morphometry Toolkit. 00008 // 00009 // http://www.nitrc.org/projects/cmtk/ 00010 // 00011 // The Computational Morphometry Toolkit is free software: you can 00012 // redistribute it and/or modify it under the terms of the GNU General Public 00013 // License as published by the Free Software Foundation, either version 3 of 00014 // the License, or (at your option) any later version. 00015 // 00016 // The Computational Morphometry Toolkit is distributed in the hope that it 00017 // will be useful, but WITHOUT ANY WARRANTY; without even the implied 00018 // warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00019 // GNU General Public License for more details. 00020 // 00021 // You should have received a copy of the GNU General Public License along 00022 // with the Computational Morphometry Toolkit. If not, see 00023 // <http://www.gnu.org/licenses/>. 00024 // 00025 // $Revision: 2398 $ 00026 // 00027 // $LastChangedDate: 2010-10-05 14:54:37 -0700 (Tue, 05 Oct 2010) $ 00028 // 00029 // $LastChangedBy: torstenrohlfing $ 00030 // 00031 */ 00032 00033 #ifndef __cmtkTypedArrayFunctionHistogramEqualization_h_included_ 00034 #define __cmtkTypedArrayFunctionHistogramEqualization_h_included_ 00035 00036 #include <cmtkconfig.h> 00037 00038 #include <Base/cmtkTypedArrayFunction.h> 00039 #include <Base/cmtkTypedArray.h> 00040 #include <Base/cmtkHistogram.h> 00041 00042 namespace 00043 cmtk 00044 { 00045 00048 00051 class 00052 TypedArrayFunctionHistogramEqualization 00054 : public TypedArrayFunction 00055 { 00056 public: 00058 typedef TypedArrayFunctionHistogramEqualization Self; 00059 00061 static const size_t DefaultNumberOfHistogramBins = 1024; 00062 00064 TypedArrayFunctionHistogramEqualization( const TypedArray& variableArray, const size_t numberOfHistogramBins = Self::DefaultNumberOfHistogramBins ); 00065 00067 virtual Types::DataItem operator()( const Types::DataItem valueIn ) const; 00068 00069 private: 00071 Histogram<unsigned int>::SmartPtr m_Histogram; 00072 00074 Types::DataItem m_ScaleFactor; 00075 00077 Types::DataItem m_MinValue; 00078 }; 00079 00081 00082 } // namespace cmtk 00083 00084 #endif // #ifndef __cmtkTypedArrayFunctionHistogramEqualization_h_included_