TComInterpolationFilter.h

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#ifndef __TCOMINTERPOLATIONFILTER__
#define __TCOMINTERPOLATIONFILTER__

#include "CommonDef.h"


#define NTAPS_LUMA        8 
#define NTAPS_CHROMA      4 
#define IF_INTERNAL_PREC 14 
#define IF_FILTER_PREC    6 
#define IF_INTERNAL_OFFS (1<<(IF_INTERNAL_PREC-1)) 


class TComInterpolationFilter
{
  static const TFilterCoeff m_lumaFilter[LUMA_INTERPOLATION_FILTER_SUB_SAMPLE_POSITIONS][NTAPS_LUMA];     
  static const TFilterCoeff m_chromaFilter[CHROMA_INTERPOLATION_FILTER_SUB_SAMPLE_POSITIONS][NTAPS_CHROMA]; 

  static Void filterCopy(Int bitDepth, const Pel *src, Int srcStride, Pel *dst, Int dstStride, Int width, Int height, Bool isFirst, Bool isLast);

  template<Int N, Bool isVertical, Bool isFirst, Bool isLast>
  static Void filter(Int bitDepth, Pel const *src, Int srcStride, Pel *dst, Int dstStride, Int width, Int height, TFilterCoeff const *coeff);

  template<Int N>
  static Void filterHor(Int bitDepth, Pel *src, Int srcStride, Pel *dst, Int dstStride, Int width, Int height,               Bool isLast, TFilterCoeff const *coeff);
  template<Int N>
  static Void filterVer(Int bitDepth, Pel *src, Int srcStride, Pel *dst, Int dstStride, Int width, Int height, Bool isFirst, Bool isLast, TFilterCoeff const *coeff);

public:
  TComInterpolationFilter() {}
  ~TComInterpolationFilter() {}

  Void filterHor(const ComponentID compID, Pel *src, Int srcStride, Pel *dst, Int dstStride, Int width, Int height, Int frac,               Bool isLast, const ChromaFormat fmt, const Int bitDepth );
  Void filterVer(const ComponentID compID, Pel *src, Int srcStride, Pel *dst, Int dstStride, Int width, Int height, Int frac, Bool isFirst, Bool isLast, const ChromaFormat fmt, const Int bitDepth );
};


#endif