Wavelet and Image class library: Wavelet.hh Source File

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00001 /*
00002  * class Wavelet
00003  *
00004  * $Date$
00005  * $Revision$
00006  *
00007  */
00008 
00009 #ifndef WAVELET_HH__
00010 #define WAVELET_HH__
00011 
00012 #include "WImage/ReferenceVector.hh"
00013 #include "Wave/VectorPosition.hh"
00014 #include "Wave/Filter.hh"
00015 
00024 class 
00025 Wavelet
00026 {
00027 public:
00039   int level (ReferenceVector &dest, ReferenceVector &src, int steps);
00040 
00042   Wavelet (FilterSet &fset);
00044   virtual ~Wavelet (void);
00045 
00057   void analysis (ReferenceVector &dest, ReferenceVector &src, int steps);
00058 
00059 
00071   void synthesis (ReferenceVector &dest, ReferenceVector &src, 
00072                   int steps, int prevSteps = 0);
00073   
00083   virtual void 
00084   anastep (ReferenceVector &dest, ReferenceVector &src, int size);
00094   virtual void 
00095   synstep (ReferenceVector &dest, ReferenceVector &src, int size);
00096 
00097 #ifdef INCLUDE_DEPRECATED_API
00098   inline void analysis (ReferenceVector *dest, ReferenceVector *src, 
00099                         int steps) { analysis (*dest, *src, steps); }
00100   inline void synthesis (ReferenceVector *dest, ReferenceVector *src, 
00101                     int steps) { synthesis (*dest, *src, steps); } 
00102 #endif
00103   
00104 protected:
00109   void init (FilterSet *pfset = NULL);
00111   Filter *m_analow;       // H and G
00113   Filter *m_anahigh;    
00115   Filter *m_synlow;       // H~ and G~
00117   Filter *m_synhigh;
00119   VectorPosition *m_apad;
00121   VectorPosition *m_slpad;
00123   VectorPosition *m_shpad;
00125   bool m_symmetric;       
00127   int m_npad;
00129   int *m_apositions; 
00131   int m_apsize;
00133   int *m_slpositions; 
00135   int m_slpsize;
00137   int *m_shpositions; 
00139   int *m_shsigns; 
00141   int m_shpsize;
00142 
00143 }; /* class Wavelet */
00144 
00147 #endif /* WAVELET_HH__ */
00148 
00149