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 /** \file     Reshape.h
     \brief    reshaping header and class (header)
 */

#ifndef __RESHAPE__
#define __RESHAPE__

#pragma once

#include "CommonDef.h"
#include "Rom.h"
#include "CommonLib/Picture.h"
//! \ingroup CommonLib
//! \{
// ====================================================================================================================
// Class definition
// ====================================================================================================================

class Reshape
{
protected:
  SliceReshapeInfo        m_sliceReshapeInfo;
  bool                    m_ctuFlag;
  bool                    m_recReshaped;
  std::vector<Pel>        m_invLUT;
  std::vector<Pel>        m_fwdLUT;
  std::vector<int>        m_chromaAdjHelpLUT;
  std::vector<uint16_t>   m_binCW;
  uint16_t                m_initCW;
  bool                    m_reshape;
  std::vector<Pel>        m_reshapePivot;
  std::vector<Pel>        m_inputPivot;
  std::vector<int32_t>    m_fwdScaleCoef;
  std::vector<int32_t>    m_invScaleCoef;
  int                     m_lumaBD;
  int                     m_reshapeLUTSize;
  int                     m_chromaScale;
  int                     m_vpduX;
  int                     m_vpduY;
public:
  Reshape();
  ~Reshape();

  void createDec(int bitDepth);
  void destroy();

  std::vector<Pel>&  getFwdLUT() { return m_fwdLUT; }
  std::vector<Pel>&  getInvLUT() { return m_invLUT; }
  std::vector<int>&  getChromaAdjHelpLUT() { return m_chromaAdjHelpLUT; }

  bool getCTUFlag() { return m_ctuFlag; }
  void setCTUFlag(bool b) { m_ctuFlag = b; }

  bool getRecReshaped()          { return m_recReshaped; }
  void setRecReshaped(bool b)    { m_recReshaped = b; }
  int  calculateChromaAdj(Pel avgLuma);
  int  getPWLIdxInv(int lumaVal);
  SliceReshapeInfo& getSliceReshaperInfo() { return m_sliceReshapeInfo; }
  void copySliceReshaperInfo(SliceReshapeInfo& tInfo, SliceReshapeInfo& sInfo);

  void constructReshaper();
  bool getReshapeFlag() { return m_reshape; }
  void setReshapeFlag(bool b) { m_reshape = b; }
  int  calculateChromaAdjVpduNei(TransformUnit &tu, const CompArea &areaY);
  void setVPDULoc(int x, int y) { m_vpduX = x, m_vpduY = y; }
  bool isVPDUprocessed(int x, int y) { return ((x == m_vpduX) && (y == m_vpduY)); }
  void setChromaScale (int chromaScale) { m_chromaScale = chromaScale; }
  int  getChromaScale() { return m_chromaScale; }
};// END CLASS DEFINITION Reshape

//! \}
#endif // __RESHAPE__