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DecCu.h 3.87 KiB
/* 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) 2010-2022, ITU/ISO/IEC
* 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
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
/** \file DecCu.h
\brief CU decoder class (header)
*/
#ifndef __DECCU__
#define __DECCU__
#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
#include "CABACReader.h"
#include "CommonLib/TrQuant.h"
#include "CommonLib/InterPrediction.h"
#include "CommonLib/IntraPrediction.h"
#include "CommonLib/Unit.h"
#include "CommonLib/Reshape.h"
//! \ingroup DecoderLib
//! \{
// ====================================================================================================================
// Class definition
// ====================================================================================================================
/// CU decoder class
class DecCu
{
public:
DecCu();
virtual ~DecCu();
/// initialize access channels
void init ( TrQuant* pcTrQuant, IntraPrediction* pcIntra, InterPrediction* pcInter );
/// destroy internal buffers
void decompressCtu ( CodingStructure& cs, const UnitArea& ctuArea );
Reshape* m_pcReshape;
Reshape* getReshape () { return m_pcReshape; }
void initDecCuReshaper ( Reshape* pcReshape, ChromaFormat chromaFormatIDC) ;
void destoryDecCuReshaprBuf();
/// reconstruct Ctu information
protected:
void xIntraRecQT ( CodingUnit& cu, const ChannelType chType );
void xIntraRecACTQT(CodingUnit& cu);
void xReconInter ( CodingUnit& cu );
void xDecodeInterTexture( CodingUnit& cu );
void xReconIntraQT ( CodingUnit& cu );
void xIntraRecBlk ( TransformUnit& tu, const ComponentID compID );
void xIntraRecACTBlk(TransformUnit& tu);
void xDecodeInterTU ( TransformUnit& tu, const ComponentID compID );
void xDeriveCuMvs(CodingUnit &cu);
void xReconPLT ( CodingUnit& cu, ComponentID compBegin, uint32_t numComp );
PelStorage *m_tmpStorageLCU;
private:
TrQuant* m_pcTrQuant;
IntraPrediction* m_pcIntraPred;
InterPrediction* m_pcInterPred;
MotionInfo m_SubPuMiBuf[(MAX_CU_SIZE * MAX_CU_SIZE) >> (MIN_CU_LOG2 << 1)];
MergeCtx m_geoMrgCtx;
};
//! \}
#endif