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/* The copyright in this software is being made available under the BSD
* License, included below. This software may be subject to other third party
* and contributor rights, including patent rights, and no such rights are
* granted under this license.
*
* Copyright (c) 2010-2025, ITU/ISO/IEC
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* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
* be used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
/** \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:
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;
std::vector<Pel> m_inputPivot;
std::vector<int32_t> m_fwdScaleCoef;
std::vector<int32_t> m_invScaleCoef;
int m_chromaScale;
int m_vpduX;
int m_vpduY;
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);
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; }