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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) 2010-2018, 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
* 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 IntraSearch.h
\brief intra search class (header)
*/
#ifndef __INTRASEARCH__
#define __INTRASEARCH__
// Include files
#include "CABACWriter.h"
#include "EncCfg.h"
#include "CommonLib/IntraPrediction.h"
#include "CommonLib/CrossCompPrediction.h"
#include "CommonLib/TrQuant.h"
#include "CommonLib/Unit.h"
#include "CommonLib/RdCost.h"
//! \ingroup EncoderLib
//! \{
// ====================================================================================================================
// Class definition
// ====================================================================================================================
class EncModeCtrl;
/// encoder search class
class IntraSearch : public IntraPrediction, CrossComponentPrediction
{
private:
#if !JVET_K0220_ENC_CTRL
EncModeCtrl *m_modeCtrl; //we need this to call the saveLoadTag functions for the EMT
#endif
Pel* m_pSharedPredTransformSkip[MAX_NUM_TBLOCKS];
XUCache m_unitCache;
CodingStructure ****m_pSplitCS;
CodingStructure ****m_pFullCS;
CodingStructure ***m_pTempCS;
CodingStructure ***m_pBestCS;
CodingStructure **m_pSaveCS;
#if JVET_K1000_SIMPLIFIED_EMT
//cost variables for the EMT algorithm and new modes list
double m_bestModeCostStore[4]; // RD cost of the best mode for each PU using DCT2
double m_modeCostStore [4][NUM_LUMA_MODE]; // RD cost of each mode for each PU using DCT2
uint32_t m_savedRdModeList [4][NUM_LUMA_MODE], m_savedNumRdModes[4];
#endif
protected:
// interface to option
EncCfg* m_pcEncCfg;
// interface to classes
TrQuant* m_pcTrQuant;
RdCost* m_pcRdCost;
// RD computation
CABACWriter* m_CABACEstimator;
CtxCache* m_CtxCache;
bool m_isInitialized;
public:
IntraSearch();
~IntraSearch();
void init ( EncCfg* pcEncCfg,
TrQuant* pcTrQuant,
RdCost* pcRdCost,
CABACWriter* CABACEstimator,
CtxCache* ctxCache,
const uint32_t maxCUWidth,
const uint32_t maxCUHeight,
const uint32_t maxTotalCUDepth
);
void destroy ();
CodingStructure****getSplitCSBuf() { return m_pSplitCS; }
CodingStructure****getFullCSBuf () { return m_pFullCS; }
CodingStructure **getSaveCSBuf () { return m_pSaveCS; }
#if !JVET_K0220_ENC_CTRL
void setModeCtrl (EncModeCtrl *modeCtrl) { m_modeCtrl = modeCtrl; }
#endif
public:
void estIntraPredLumaQT ( CodingUnit &cu, Partitioner& pm );
void estIntraPredChromaQT (CodingUnit &cu, Partitioner& pm);
void IPCMSearch (CodingStructure &cs, Partitioner& partitioner);
protected:
// -------------------------------------------------------------------------------------------------------------------
// T & Q & Q-1 & T-1
// -------------------------------------------------------------------------------------------------------------------
void xEncPCM (CodingStructure &cs, Partitioner& partitioner, const ComponentID &compID);
// -------------------------------------------------------------------------------------------------------------------
// Intra search
// -------------------------------------------------------------------------------------------------------------------
void xEncIntraHeader (CodingStructure &cs, Partitioner& pm, const bool &bLuma, const bool &bChroma);
void xEncSubdivCbfQT (CodingStructure &cs, Partitioner& pm, const bool &bLuma, const bool &bChroma);
uint64_t xGetIntraFracBitsQT (CodingStructure &cs, Partitioner& pm, const bool &bLuma, const bool &bChroma);
uint64_t xGetIntraFracBitsQTChroma(TransformUnit& tu, const ComponentID &compID);
void xEncCoeffQT (CodingStructure &cs, Partitioner& pm, const ComponentID &compID);
uint64_t xFracModeBitsIntra (PredictionUnit &pu, const uint32_t &uiMode, const ChannelType &compID);
void xIntraCodingTUBlock (TransformUnit &tu, const ComponentID &compID, const bool &checkCrossCPrediction, Distortion& ruiDist, const int &default0Save1Load2 = 0, uint32_t* numSig = nullptr );
ChromaCbfs xRecurIntraChromaCodingQT (CodingStructure &cs, Partitioner& pm);
void xRecurIntraCodingLumaQT ( CodingStructure &cs, Partitioner& pm );
void encPredIntraDPCM( const ComponentID &compID, PelBuf &pOrg, PelBuf &pDst, const uint32_t &uiDirMode );
static bool useDPCMForFirstPassIntraEstimation( const PredictionUnit &pu, const uint32_t &uiDirMode );
};// END CLASS DEFINITION EncSearch
//! \}
#endif // __ENCSEARCH__