| 1 | /* The copyright in this software is being made available under the BSD |
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| 2 | * License, included below. This software may be subject to other third party |
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| 3 | * and contributor rights, including patent rights, and no such rights are |
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| 4 | * granted under this license. |
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| 5 | * |
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| 6 | * Copyright (c) 2010-2013, ITU/ISO/IEC |
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| 7 | * All rights reserved. |
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| 8 | * |
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| 9 | * Redistribution and use in source and binary forms, with or without |
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| 10 | * modification, are permitted provided that the following conditions are met: |
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| 11 | * |
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| 12 | * * Redistributions of source code must retain the above copyright notice, |
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| 13 | * this list of conditions and the following disclaimer. |
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| 14 | * * Redistributions in binary form must reproduce the above copyright notice, |
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| 15 | * this list of conditions and the following disclaimer in the documentation |
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| 16 | * and/or other materials provided with the distribution. |
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| 17 | * * Neither the name of the ITU/ISO/IEC nor the names of its contributors may |
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| 18 | * be used to endorse or promote products derived from this software without |
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| 19 | * specific prior written permission. |
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| 20 | * |
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| 21 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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| 22 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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| 24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS |
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| 25 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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| 26 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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| 27 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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| 28 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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| 29 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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| 30 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
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| 31 | * THE POSSIBILITY OF SUCH DAMAGE. |
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| 32 | */ |
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| 33 | |
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| 34 | /** \file TEncSlice.cpp |
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| 35 | \brief slice encoder class |
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| 36 | */ |
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| 37 | |
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| 38 | #include "TEncTop.h" |
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| 39 | #include "TEncSlice.h" |
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| 40 | #include <math.h> |
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| 41 | |
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| 42 | //! \ingroup TLibEncoder |
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| 43 | //! \{ |
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| 44 | |
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| 45 | // ==================================================================================================================== |
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| 46 | // Constructor / destructor / create / destroy |
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| 47 | // ==================================================================================================================== |
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| 48 | |
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| 49 | TEncSlice::TEncSlice() |
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| 50 | { |
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| 51 | m_apcPicYuvPred = NULL; |
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| 52 | m_apcPicYuvResi = NULL; |
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| 53 | |
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| 54 | m_pdRdPicLambda = NULL; |
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| 55 | m_pdRdPicQp = NULL; |
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| 56 | m_piRdPicQp = NULL; |
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| 57 | m_pcBufferSbacCoders = NULL; |
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| 58 | m_pcBufferBinCoderCABACs = NULL; |
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| 59 | m_pcBufferLowLatSbacCoders = NULL; |
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| 60 | m_pcBufferLowLatBinCoderCABACs = NULL; |
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| 61 | } |
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| 62 | |
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| 63 | TEncSlice::~TEncSlice() |
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| 64 | { |
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| 65 | for (std::vector<TEncSbac*>::iterator i = CTXMem.begin(); i != CTXMem.end(); i++) |
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| 66 | { |
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| 67 | delete (*i); |
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| 68 | } |
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| 69 | } |
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| 70 | |
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| 71 | Void TEncSlice::initCtxMem( UInt i ) |
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| 72 | { |
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| 73 | for (std::vector<TEncSbac*>::iterator j = CTXMem.begin(); j != CTXMem.end(); j++) |
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| 74 | { |
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| 75 | delete (*j); |
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| 76 | } |
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| 77 | CTXMem.clear(); |
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| 78 | CTXMem.resize(i); |
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| 79 | } |
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| 80 | |
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| 81 | Void TEncSlice::create( Int iWidth, Int iHeight, UInt iMaxCUWidth, UInt iMaxCUHeight, UChar uhTotalDepth ) |
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| 82 | { |
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| 83 | // create prediction picture |
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| 84 | if ( m_apcPicYuvPred == NULL ) |
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| 85 | { |
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| 86 | m_apcPicYuvPred = new TComPicYuv; |
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| 87 | m_apcPicYuvPred->create( iWidth, iHeight, iMaxCUWidth, iMaxCUHeight, uhTotalDepth ); |
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| 88 | } |
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| 89 | |
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| 90 | // create residual picture |
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| 91 | if( m_apcPicYuvResi == NULL ) |
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| 92 | { |
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| 93 | m_apcPicYuvResi = new TComPicYuv; |
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| 94 | m_apcPicYuvResi->create( iWidth, iHeight, iMaxCUWidth, iMaxCUHeight, uhTotalDepth ); |
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| 95 | } |
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| 96 | } |
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| 97 | |
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| 98 | Void TEncSlice::destroy() |
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| 99 | { |
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| 100 | // destroy prediction picture |
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| 101 | if ( m_apcPicYuvPred ) |
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| 102 | { |
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| 103 | m_apcPicYuvPred->destroy(); |
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| 104 | delete m_apcPicYuvPred; |
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| 105 | m_apcPicYuvPred = NULL; |
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| 106 | } |
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| 107 | |
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| 108 | // destroy residual picture |
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| 109 | if ( m_apcPicYuvResi ) |
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| 110 | { |
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| 111 | m_apcPicYuvResi->destroy(); |
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| 112 | delete m_apcPicYuvResi; |
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| 113 | m_apcPicYuvResi = NULL; |
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| 114 | } |
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| 115 | |
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| 116 | // free lambda and QP arrays |
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| 117 | if ( m_pdRdPicLambda ) { xFree( m_pdRdPicLambda ); m_pdRdPicLambda = NULL; } |
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| 118 | if ( m_pdRdPicQp ) { xFree( m_pdRdPicQp ); m_pdRdPicQp = NULL; } |
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| 119 | if ( m_piRdPicQp ) { xFree( m_piRdPicQp ); m_piRdPicQp = NULL; } |
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| 120 | |
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| 121 | if ( m_pcBufferSbacCoders ) |
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| 122 | { |
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| 123 | delete[] m_pcBufferSbacCoders; |
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| 124 | } |
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| 125 | if ( m_pcBufferBinCoderCABACs ) |
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| 126 | { |
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| 127 | delete[] m_pcBufferBinCoderCABACs; |
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| 128 | } |
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| 129 | if ( m_pcBufferLowLatSbacCoders ) |
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| 130 | delete[] m_pcBufferLowLatSbacCoders; |
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| 131 | if ( m_pcBufferLowLatBinCoderCABACs ) |
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| 132 | delete[] m_pcBufferLowLatBinCoderCABACs; |
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| 133 | } |
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| 134 | |
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| 135 | Void TEncSlice::init( TEncTop* pcEncTop ) |
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| 136 | { |
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| 137 | m_pcCfg = pcEncTop; |
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| 138 | m_pcListPic = pcEncTop->getListPic(); |
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| 139 | |
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| 140 | m_pcGOPEncoder = pcEncTop->getGOPEncoder(); |
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| 141 | m_pcCuEncoder = pcEncTop->getCuEncoder(); |
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| 142 | m_pcPredSearch = pcEncTop->getPredSearch(); |
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| 143 | |
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| 144 | m_pcEntropyCoder = pcEncTop->getEntropyCoder(); |
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| 145 | m_pcCavlcCoder = pcEncTop->getCavlcCoder(); |
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| 146 | m_pcSbacCoder = pcEncTop->getSbacCoder(); |
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| 147 | m_pcBinCABAC = pcEncTop->getBinCABAC(); |
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| 148 | m_pcTrQuant = pcEncTop->getTrQuant(); |
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| 149 | |
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| 150 | m_pcBitCounter = pcEncTop->getBitCounter(); |
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| 151 | m_pcRdCost = pcEncTop->getRdCost(); |
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| 152 | m_pppcRDSbacCoder = pcEncTop->getRDSbacCoder(); |
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| 153 | m_pcRDGoOnSbacCoder = pcEncTop->getRDGoOnSbacCoder(); |
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| 154 | |
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| 155 | // create lambda and QP arrays |
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| 156 | m_pdRdPicLambda = (Double*)xMalloc( Double, m_pcCfg->getDeltaQpRD() * 2 + 1 ); |
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| 157 | m_pdRdPicQp = (Double*)xMalloc( Double, m_pcCfg->getDeltaQpRD() * 2 + 1 ); |
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| 158 | m_piRdPicQp = (Int* )xMalloc( Int, m_pcCfg->getDeltaQpRD() * 2 + 1 ); |
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| 159 | m_pcRateCtrl = pcEncTop->getRateCtrl(); |
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| 160 | } |
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| 161 | |
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| 162 | /** |
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| 163 | - non-referenced frame marking |
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| 164 | - QP computation based on temporal structure |
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| 165 | - lambda computation based on QP |
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| 166 | - set temporal layer ID and the parameter sets |
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| 167 | . |
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| 168 | \param pcPic picture class |
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| 169 | \param pocLast POC of last picture |
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| 170 | \param pocCurr current POC |
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| 171 | \param iNumPicRcvd number of received pictures |
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| 172 | \param iTimeOffset POC offset for hierarchical structure |
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| 173 | \param iDepth temporal layer depth |
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| 174 | \param rpcSlice slice header class |
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| 175 | \param pSPS SPS associated with the slice |
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| 176 | \param pPPS PPS associated with the slice |
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| 177 | */ |
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| 178 | #if H_MV5 |
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| 179 | #if H_MV |
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| 180 | Void TEncSlice::initEncSlice( TComPic* pcPic, Int pocLast, Int pocCurr, Int iNumPicRcvd, Int iGOPid, TComSlice*& rpcSlice, TComVPS* pVPS, TComSPS* pSPS, TComPPS *pPPS, Int layerId ) |
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| 181 | #else |
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| 182 | Void TEncSlice::initEncSlice( TComPic* pcPic, Int pocLast, Int pocCurr, Int iNumPicRcvd, Int iGOPid, TComSlice*& rpcSlice, TComSPS* pSPS, TComPPS *pPPS ) |
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| 183 | #endif |
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| 184 | #else |
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| 185 | #if H_3D |
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| 186 | Void TEncSlice::initEncSlice( TComPic* pcPic, Int pocLast, Int pocCurr, Int iNumPicRcvd, Int iGOPid, TComSlice*& rpcSlice, TComVPS* pVPS, TComSPS* pSPS, TComPPS *pPPS, Int layerId ) |
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| 187 | #else |
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| 188 | Void TEncSlice::initEncSlice( TComPic* pcPic, Int pocLast, Int pocCurr, Int iNumPicRcvd, Int iGOPid, TComSlice*& rpcSlice, TComSPS* pSPS, TComPPS *pPPS ) |
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| 189 | #endif |
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| 190 | #endif |
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| 191 | { |
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| 192 | Double dQP; |
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| 193 | Double dLambda; |
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| 194 | |
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| 195 | rpcSlice = pcPic->getSlice(0); |
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| 196 | |
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| 197 | #if H_MV5 |
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| 198 | rpcSlice->setVPS( pVPS ); |
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| 199 | |
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| 200 | rpcSlice->setLayerId ( layerId ); |
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| 201 | rpcSlice->setViewId ( pVPS->getViewId ( layerId ) ); |
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| 202 | rpcSlice->setViewIndex ( pVPS->getViewIndex ( layerId ) ); |
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| 203 | #if H_3D |
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| 204 | rpcSlice->setIsDepth ( pVPS->getDepthId ( layerId ) != 0 ); |
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| 205 | #endif |
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| 206 | #else |
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| 207 | #if H_3D |
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| 208 | // GT: Should also be activated for MV-HEVC at some stage |
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| 209 | rpcSlice->setVPS( pVPS ); |
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| 210 | Int vpsLayerId = pVPS->getLayerIdInNuh( layerId ); |
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| 211 | |
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| 212 | rpcSlice->setLayerId ( layerId ); |
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| 213 | rpcSlice->setViewId ( pVPS->getViewId ( vpsLayerId ) ); |
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| 214 | rpcSlice->setViewIndex ( pVPS->getViewIndex ( vpsLayerId ) ); |
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| 215 | rpcSlice->setIsDepth ( pVPS->getDepthId ( vpsLayerId ) != 0 ); |
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| 216 | #endif |
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| 217 | #endif |
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| 218 | rpcSlice->setSPS( pSPS ); |
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| 219 | rpcSlice->setPPS( pPPS ); |
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| 220 | rpcSlice->setSliceBits(0); |
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| 221 | rpcSlice->setPic( pcPic ); |
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| 222 | rpcSlice->initSlice(); |
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| 223 | rpcSlice->setPicOutputFlag( true ); |
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| 224 | rpcSlice->setPOC( pocCurr ); |
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| 225 | #if H_3D_IC |
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| 226 | rpcSlice->setApplyIC( false ); |
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| 227 | #endif |
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| 228 | // depth computation based on GOP size |
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| 229 | Int depth; |
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| 230 | { |
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| 231 | Int poc = rpcSlice->getPOC()%m_pcCfg->getGOPSize(); |
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| 232 | if ( poc == 0 ) |
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| 233 | { |
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| 234 | depth = 0; |
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| 235 | } |
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| 236 | else |
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| 237 | { |
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| 238 | Int step = m_pcCfg->getGOPSize(); |
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| 239 | depth = 0; |
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| 240 | for( Int i=step>>1; i>=1; i>>=1 ) |
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| 241 | { |
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| 242 | for ( Int j=i; j<m_pcCfg->getGOPSize(); j+=step ) |
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| 243 | { |
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| 244 | if ( j == poc ) |
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| 245 | { |
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| 246 | i=0; |
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| 247 | break; |
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| 248 | } |
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| 249 | } |
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| 250 | step >>= 1; |
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| 251 | depth++; |
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| 252 | } |
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| 253 | } |
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| 254 | } |
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| 255 | |
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| 256 | // slice type |
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| 257 | #if H_MV |
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| 258 | SliceType eSliceTypeBaseView; |
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| 259 | if( pocLast == 0 || pocCurr % m_pcCfg->getIntraPeriod() == 0 || m_pcGOPEncoder->getGOPSize() == 0 ) |
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| 260 | { |
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| 261 | eSliceTypeBaseView = I_SLICE; |
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| 262 | } |
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| 263 | else |
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| 264 | { |
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| 265 | eSliceTypeBaseView = B_SLICE; |
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| 266 | } |
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| 267 | SliceType eSliceType = eSliceTypeBaseView; |
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| 268 | if( eSliceTypeBaseView == I_SLICE && m_pcCfg->getGOPEntry(MAX_GOP).m_POC == 0 && m_pcCfg->getGOPEntry(MAX_GOP).m_sliceType != 'I' ) |
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| 269 | { |
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| 270 | eSliceType = B_SLICE; |
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| 271 | } |
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| 272 | #else |
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| 273 | SliceType eSliceType; |
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| 274 | |
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| 275 | eSliceType=B_SLICE; |
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| 276 | eSliceType = (pocLast == 0 || pocCurr % m_pcCfg->getIntraPeriod() == 0 || m_pcGOPEncoder->getGOPSize() == 0) ? I_SLICE : eSliceType; |
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| 277 | |
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| 278 | rpcSlice->setSliceType ( eSliceType ); |
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| 279 | #endif |
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| 280 | |
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| 281 | // ------------------------------------------------------------------------------------------------------------------ |
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| 282 | // Non-referenced frame marking |
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| 283 | // ------------------------------------------------------------------------------------------------------------------ |
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| 284 | |
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| 285 | if(pocLast == 0) |
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| 286 | { |
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| 287 | rpcSlice->setTemporalLayerNonReferenceFlag(false); |
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| 288 | } |
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| 289 | else |
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| 290 | { |
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| 291 | #if 0 // Check this! H_MV |
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| 292 | rpcSlice->setTemporalLayerNonReferenceFlag(!m_pcCfg->getGOPEntry( (eSliceTypeBaseView == I_SLICE) ? MAX_GOP : iGOPid ).m_refPic); |
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| 293 | #else |
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| 294 | rpcSlice->setTemporalLayerNonReferenceFlag(!m_pcCfg->getGOPEntry(iGOPid).m_refPic); |
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| 295 | #endif |
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| 296 | } |
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| 297 | rpcSlice->setReferenced(true); |
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| 298 | |
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| 299 | // ------------------------------------------------------------------------------------------------------------------ |
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| 300 | // QP setting |
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| 301 | // ------------------------------------------------------------------------------------------------------------------ |
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| 302 | |
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| 303 | dQP = m_pcCfg->getQP(); |
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| 304 | if(eSliceType!=I_SLICE) |
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| 305 | { |
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| 306 | if (!(( m_pcCfg->getMaxDeltaQP() == 0 ) && (dQP == -rpcSlice->getSPS()->getQpBDOffsetY() ) && (rpcSlice->getSPS()->getUseLossless()))) |
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| 307 | { |
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| 308 | #if H_MV |
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| 309 | dQP += m_pcCfg->getGOPEntry( (eSliceTypeBaseView == I_SLICE) ? MAX_GOP : iGOPid ).m_QPOffset; |
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| 310 | #else |
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| 311 | dQP += m_pcCfg->getGOPEntry(iGOPid).m_QPOffset; |
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| 312 | #endif |
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| 313 | } |
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| 314 | } |
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| 315 | |
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| 316 | // modify QP |
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| 317 | Int* pdQPs = m_pcCfg->getdQPs(); |
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| 318 | if ( pdQPs ) |
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| 319 | { |
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| 320 | dQP += pdQPs[ rpcSlice->getPOC() ]; |
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| 321 | } |
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| 322 | #if !RATE_CONTROL_LAMBDA_DOMAIN |
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| 323 | if ( m_pcCfg->getUseRateCtrl()) |
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| 324 | { |
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| 325 | dQP = m_pcRateCtrl->getFrameQP(rpcSlice->isReferenced(), rpcSlice->getPOC()); |
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| 326 | } |
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| 327 | #endif |
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| 328 | // ------------------------------------------------------------------------------------------------------------------ |
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| 329 | // Lambda computation |
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| 330 | // ------------------------------------------------------------------------------------------------------------------ |
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| 331 | |
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| 332 | Int iQP; |
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| 333 | Double dOrigQP = dQP; |
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| 334 | |
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| 335 | // pre-compute lambda and QP values for all possible QP candidates |
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| 336 | for ( Int iDQpIdx = 0; iDQpIdx < 2 * m_pcCfg->getDeltaQpRD() + 1; iDQpIdx++ ) |
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| 337 | { |
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| 338 | // compute QP value |
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| 339 | dQP = dOrigQP + ((iDQpIdx+1)>>1)*(iDQpIdx%2 ? -1 : 1); |
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| 340 | |
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| 341 | // compute lambda value |
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| 342 | Int NumberBFrames = ( m_pcCfg->getGOPSize() - 1 ); |
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| 343 | Int SHIFT_QP = 12; |
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| 344 | Double dLambda_scale = 1.0 - Clip3( 0.0, 0.5, 0.05*(Double)NumberBFrames ); |
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| 345 | #if FULL_NBIT |
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| 346 | Int bitdepth_luma_qp_scale = 6 * (g_bitDepth - 8); |
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| 347 | #else |
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| 348 | Int bitdepth_luma_qp_scale = 0; |
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| 349 | #endif |
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| 350 | Double qp_temp = (Double) dQP + bitdepth_luma_qp_scale - SHIFT_QP; |
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| 351 | #if FULL_NBIT |
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| 352 | Double qp_temp_orig = (Double) dQP - SHIFT_QP; |
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| 353 | #endif |
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| 354 | // Case #1: I or P-slices (key-frame) |
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| 355 | #if H_MV |
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| 356 | Double dQPFactor; |
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| 357 | if( eSliceType != I_SLICE ) |
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| 358 | { |
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| 359 | dQPFactor = m_pcCfg->getGOPEntry( (eSliceTypeBaseView == I_SLICE) ? MAX_GOP : iGOPid ).m_QPFactor; |
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| 360 | } |
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| 361 | else |
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| 362 | #else |
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| 363 | Double dQPFactor = m_pcCfg->getGOPEntry(iGOPid).m_QPFactor; |
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| 364 | if ( eSliceType==I_SLICE ) |
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| 365 | #endif |
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| 366 | { |
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| 367 | dQPFactor=0.57*dLambda_scale; |
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| 368 | } |
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| 369 | dLambda = dQPFactor*pow( 2.0, qp_temp/3.0 ); |
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| 370 | |
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| 371 | if ( depth>0 ) |
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| 372 | { |
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| 373 | #if FULL_NBIT |
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| 374 | dLambda *= Clip3( 2.00, 4.00, (qp_temp_orig / 6.0) ); // (j == B_SLICE && p_cur_frm->layer != 0 ) |
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| 375 | #else |
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| 376 | dLambda *= Clip3( 2.00, 4.00, (qp_temp / 6.0) ); // (j == B_SLICE && p_cur_frm->layer != 0 ) |
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| 377 | #endif |
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| 378 | } |
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| 379 | |
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| 380 | // if hadamard is used in ME process |
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| 381 | if ( !m_pcCfg->getUseHADME() && rpcSlice->getSliceType( ) != I_SLICE ) |
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| 382 | { |
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| 383 | dLambda *= 0.95; |
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| 384 | } |
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| 385 | |
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| 386 | iQP = max( -pSPS->getQpBDOffsetY(), min( MAX_QP, (Int) floor( dQP + 0.5 ) ) ); |
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| 387 | |
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| 388 | m_pdRdPicLambda[iDQpIdx] = dLambda; |
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| 389 | m_pdRdPicQp [iDQpIdx] = dQP; |
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| 390 | m_piRdPicQp [iDQpIdx] = iQP; |
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| 391 | } |
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| 392 | |
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| 393 | // obtain dQP = 0 case |
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| 394 | dLambda = m_pdRdPicLambda[0]; |
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| 395 | dQP = m_pdRdPicQp [0]; |
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| 396 | iQP = m_piRdPicQp [0]; |
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| 397 | |
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| 398 | if( rpcSlice->getSliceType( ) != I_SLICE ) |
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| 399 | { |
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| 400 | #if H_MV |
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| 401 | dLambda *= m_pcCfg->getLambdaModifier( m_pcCfg->getGOPEntry((eSliceTypeBaseView == I_SLICE) ? MAX_GOP : iGOPid).m_temporalId ); |
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| 402 | #else |
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| 403 | dLambda *= m_pcCfg->getLambdaModifier( m_pcCfg->getGOPEntry(iGOPid).m_temporalId ); |
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| 404 | #endif |
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| 405 | } |
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| 406 | |
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| 407 | // store lambda |
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| 408 | m_pcRdCost ->setLambda( dLambda ); |
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| 409 | |
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| 410 | #if H_3D_VSO |
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| 411 | m_pcRdCost->setUseLambdaScaleVSO ( (m_pcCfg->getUseVSO() || m_pcCfg->getForceLambdaScaleVSO()) && m_pcCfg->getIsDepth() ); |
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| 412 | m_pcRdCost->setLambdaVSO ( dLambda * m_pcCfg->getLambdaScaleVSO() ); |
|---|
| 413 | |
|---|
| 414 | // Should be moved to TEncTop |
|---|
| 415 | |
|---|
| 416 | // SAIT_VSO_EST_A0033 |
|---|
| 417 | m_pcRdCost->setDisparityCoeff( m_pcCfg->getDispCoeff() ); |
|---|
| 418 | |
|---|
| 419 | // LGE_WVSO_A0119 |
|---|
| 420 | if( m_pcCfg->getUseWVSO() && m_pcCfg->getIsDepth() ) |
|---|
| 421 | { |
|---|
| 422 | m_pcRdCost->setDWeight ( m_pcCfg->getDWeight() ); |
|---|
| 423 | m_pcRdCost->setVSOWeight( m_pcCfg->getVSOWeight() ); |
|---|
| 424 | m_pcRdCost->setVSDWeight( m_pcCfg->getVSDWeight() ); |
|---|
| 425 | } |
|---|
| 426 | |
|---|
| 427 | #endif |
|---|
| 428 | |
|---|
| 429 | #if WEIGHTED_CHROMA_DISTORTION |
|---|
| 430 | // for RDO |
|---|
| 431 | // in RdCost there is only one lambda because the luma and chroma bits are not separated, instead we weight the distortion of chroma. |
|---|
| 432 | Double weight = 1.0; |
|---|
| 433 | Int qpc; |
|---|
| 434 | Int chromaQPOffset; |
|---|
| 435 | |
|---|
| 436 | chromaQPOffset = rpcSlice->getPPS()->getChromaCbQpOffset() + rpcSlice->getSliceQpDeltaCb(); |
|---|
| 437 | qpc = Clip3( 0, 57, iQP + chromaQPOffset); |
|---|
| 438 | weight = pow( 2.0, (iQP-g_aucChromaScale[qpc])/3.0 ); // takes into account of the chroma qp mapping and chroma qp Offset |
|---|
| 439 | m_pcRdCost->setCbDistortionWeight(weight); |
|---|
| 440 | |
|---|
| 441 | chromaQPOffset = rpcSlice->getPPS()->getChromaCrQpOffset() + rpcSlice->getSliceQpDeltaCr(); |
|---|
| 442 | qpc = Clip3( 0, 57, iQP + chromaQPOffset); |
|---|
| 443 | weight = pow( 2.0, (iQP-g_aucChromaScale[qpc])/3.0 ); // takes into account of the chroma qp mapping and chroma qp Offset |
|---|
| 444 | m_pcRdCost->setCrDistortionWeight(weight); |
|---|
| 445 | #endif |
|---|
| 446 | |
|---|
| 447 | #if RDOQ_CHROMA_LAMBDA |
|---|
| 448 | // for RDOQ |
|---|
| 449 | m_pcTrQuant->setLambda( dLambda, dLambda / weight ); |
|---|
| 450 | #else |
|---|
| 451 | m_pcTrQuant->setLambda( dLambda ); |
|---|
| 452 | #endif |
|---|
| 453 | |
|---|
| 454 | #if SAO_CHROMA_LAMBDA |
|---|
| 455 | // For SAO |
|---|
| 456 | rpcSlice ->setLambda( dLambda, dLambda / weight ); |
|---|
| 457 | #else |
|---|
| 458 | rpcSlice ->setLambda( dLambda ); |
|---|
| 459 | #endif |
|---|
| 460 | |
|---|
| 461 | #if HB_LAMBDA_FOR_LDC |
|---|
| 462 | // restore original slice type |
|---|
| 463 | #if H_MV |
|---|
| 464 | eSliceType = eSliceTypeBaseView; |
|---|
| 465 | if( eSliceTypeBaseView == I_SLICE && m_pcCfg->getGOPEntry(MAX_GOP).m_POC == 0 && m_pcCfg->getGOPEntry(MAX_GOP).m_sliceType != 'I' ) |
|---|
| 466 | { |
|---|
| 467 | eSliceType = B_SLICE; |
|---|
| 468 | } |
|---|
| 469 | #else |
|---|
| 470 | eSliceType = (pocLast == 0 || pocCurr % m_pcCfg->getIntraPeriod() == 0 || m_pcGOPEncoder->getGOPSize() == 0) ? I_SLICE : eSliceType; |
|---|
| 471 | #endif |
|---|
| 472 | |
|---|
| 473 | rpcSlice->setSliceType ( eSliceType ); |
|---|
| 474 | #endif |
|---|
| 475 | |
|---|
| 476 | if (m_pcCfg->getUseRecalculateQPAccordingToLambda()) |
|---|
| 477 | { |
|---|
| 478 | dQP = xGetQPValueAccordingToLambda( dLambda ); |
|---|
| 479 | iQP = max( -pSPS->getQpBDOffsetY(), min( MAX_QP, (Int) floor( dQP + 0.5 ) ) ); |
|---|
| 480 | } |
|---|
| 481 | |
|---|
| 482 | rpcSlice->setSliceQp ( iQP ); |
|---|
| 483 | #if ADAPTIVE_QP_SELECTION |
|---|
| 484 | rpcSlice->setSliceQpBase ( iQP ); |
|---|
| 485 | #endif |
|---|
| 486 | rpcSlice->setSliceQpDelta ( 0 ); |
|---|
| 487 | rpcSlice->setSliceQpDeltaCb ( 0 ); |
|---|
| 488 | rpcSlice->setSliceQpDeltaCr ( 0 ); |
|---|
| 489 | #if H_MV |
|---|
| 490 | rpcSlice->setNumRefIdx(REF_PIC_LIST_0,m_pcCfg->getGOPEntry( (eSliceTypeBaseView == I_SLICE) ? MAX_GOP : iGOPid ).m_numRefPicsActive); |
|---|
| 491 | rpcSlice->setNumRefIdx(REF_PIC_LIST_1,m_pcCfg->getGOPEntry( (eSliceTypeBaseView == I_SLICE) ? MAX_GOP : iGOPid ).m_numRefPicsActive); |
|---|
| 492 | #else |
|---|
| 493 | rpcSlice->setNumRefIdx(REF_PIC_LIST_0,m_pcCfg->getGOPEntry(iGOPid).m_numRefPicsActive); |
|---|
| 494 | rpcSlice->setNumRefIdx(REF_PIC_LIST_1,m_pcCfg->getGOPEntry(iGOPid).m_numRefPicsActive); |
|---|
| 495 | #endif |
|---|
| 496 | |
|---|
| 497 | if ( m_pcCfg->getDeblockingFilterMetric() ) |
|---|
| 498 | { |
|---|
| 499 | rpcSlice->setDeblockingFilterOverrideFlag(true); |
|---|
| 500 | rpcSlice->setDeblockingFilterDisable(false); |
|---|
| 501 | rpcSlice->setDeblockingFilterBetaOffsetDiv2( 0 ); |
|---|
| 502 | rpcSlice->setDeblockingFilterTcOffsetDiv2( 0 ); |
|---|
| 503 | } else |
|---|
| 504 | if (rpcSlice->getPPS()->getDeblockingFilterControlPresentFlag()) |
|---|
| 505 | { |
|---|
| 506 | rpcSlice->getPPS()->setDeblockingFilterOverrideEnabledFlag( !m_pcCfg->getLoopFilterOffsetInPPS() ); |
|---|
| 507 | rpcSlice->setDeblockingFilterOverrideFlag( !m_pcCfg->getLoopFilterOffsetInPPS() ); |
|---|
| 508 | rpcSlice->getPPS()->setPicDisableDeblockingFilterFlag( m_pcCfg->getLoopFilterDisable() ); |
|---|
| 509 | rpcSlice->setDeblockingFilterDisable( m_pcCfg->getLoopFilterDisable() ); |
|---|
| 510 | if ( !rpcSlice->getDeblockingFilterDisable()) |
|---|
| 511 | { |
|---|
| 512 | if ( !m_pcCfg->getLoopFilterOffsetInPPS() && eSliceType!=I_SLICE) |
|---|
| 513 | { |
|---|
| 514 | #if H_MV |
|---|
| 515 | rpcSlice->getPPS()->setDeblockingFilterBetaOffsetDiv2( m_pcCfg->getGOPEntry((eSliceTypeBaseView == I_SLICE) ? MAX_GOP : iGOPid).m_betaOffsetDiv2 + m_pcCfg->getLoopFilterBetaOffset() ); |
|---|
| 516 | rpcSlice->getPPS()->setDeblockingFilterTcOffsetDiv2( m_pcCfg->getGOPEntry((eSliceTypeBaseView == I_SLICE) ? MAX_GOP : iGOPid).m_tcOffsetDiv2 + m_pcCfg->getLoopFilterTcOffset() ); |
|---|
| 517 | rpcSlice->setDeblockingFilterBetaOffsetDiv2( m_pcCfg->getGOPEntry((eSliceTypeBaseView == I_SLICE) ? MAX_GOP : iGOPid).m_betaOffsetDiv2 + m_pcCfg->getLoopFilterBetaOffset() ); |
|---|
| 518 | rpcSlice->setDeblockingFilterTcOffsetDiv2( m_pcCfg->getGOPEntry((eSliceTypeBaseView == I_SLICE) ? MAX_GOP : iGOPid).m_tcOffsetDiv2 + m_pcCfg->getLoopFilterTcOffset() ); |
|---|
| 519 | #else |
|---|
| 520 | rpcSlice->getPPS()->setDeblockingFilterBetaOffsetDiv2( m_pcCfg->getGOPEntry(iGOPid).m_betaOffsetDiv2 + m_pcCfg->getLoopFilterBetaOffset() ); |
|---|
| 521 | rpcSlice->getPPS()->setDeblockingFilterTcOffsetDiv2( m_pcCfg->getGOPEntry(iGOPid).m_tcOffsetDiv2 + m_pcCfg->getLoopFilterTcOffset() ); |
|---|
| 522 | rpcSlice->setDeblockingFilterBetaOffsetDiv2( m_pcCfg->getGOPEntry(iGOPid).m_betaOffsetDiv2 + m_pcCfg->getLoopFilterBetaOffset() ); |
|---|
| 523 | rpcSlice->setDeblockingFilterTcOffsetDiv2( m_pcCfg->getGOPEntry(iGOPid).m_tcOffsetDiv2 + m_pcCfg->getLoopFilterTcOffset() ); |
|---|
| 524 | #endif |
|---|
| 525 | } |
|---|
| 526 | else |
|---|
| 527 | { |
|---|
| 528 | rpcSlice->getPPS()->setDeblockingFilterBetaOffsetDiv2( m_pcCfg->getLoopFilterBetaOffset() ); |
|---|
| 529 | rpcSlice->getPPS()->setDeblockingFilterTcOffsetDiv2( m_pcCfg->getLoopFilterTcOffset() ); |
|---|
| 530 | rpcSlice->setDeblockingFilterBetaOffsetDiv2( m_pcCfg->getLoopFilterBetaOffset() ); |
|---|
| 531 | rpcSlice->setDeblockingFilterTcOffsetDiv2( m_pcCfg->getLoopFilterTcOffset() ); |
|---|
| 532 | } |
|---|
| 533 | } |
|---|
| 534 | } |
|---|
| 535 | else |
|---|
| 536 | { |
|---|
| 537 | rpcSlice->setDeblockingFilterOverrideFlag( false ); |
|---|
| 538 | rpcSlice->setDeblockingFilterDisable( false ); |
|---|
| 539 | rpcSlice->setDeblockingFilterBetaOffsetDiv2( 0 ); |
|---|
| 540 | rpcSlice->setDeblockingFilterTcOffsetDiv2( 0 ); |
|---|
| 541 | } |
|---|
| 542 | |
|---|
| 543 | rpcSlice->setDepth ( depth ); |
|---|
| 544 | |
|---|
| 545 | #if H_MV |
|---|
| 546 | pcPic->setTLayer( m_pcCfg->getGOPEntry( (eSliceTypeBaseView == I_SLICE) ? MAX_GOP : iGOPid ).m_temporalId ); |
|---|
| 547 | #else |
|---|
| 548 | pcPic->setTLayer( m_pcCfg->getGOPEntry(iGOPid).m_temporalId ); |
|---|
| 549 | #endif |
|---|
| 550 | if(eSliceType==I_SLICE) |
|---|
| 551 | { |
|---|
| 552 | pcPic->setTLayer(0); |
|---|
| 553 | } |
|---|
| 554 | rpcSlice->setTLayer( pcPic->getTLayer() ); |
|---|
| 555 | |
|---|
| 556 | assert( m_apcPicYuvPred ); |
|---|
| 557 | assert( m_apcPicYuvResi ); |
|---|
| 558 | |
|---|
| 559 | pcPic->setPicYuvPred( m_apcPicYuvPred ); |
|---|
| 560 | pcPic->setPicYuvResi( m_apcPicYuvResi ); |
|---|
| 561 | rpcSlice->setSliceMode ( m_pcCfg->getSliceMode() ); |
|---|
| 562 | rpcSlice->setSliceArgument ( m_pcCfg->getSliceArgument() ); |
|---|
| 563 | rpcSlice->setSliceSegmentMode ( m_pcCfg->getSliceSegmentMode() ); |
|---|
| 564 | rpcSlice->setSliceSegmentArgument ( m_pcCfg->getSliceSegmentArgument() ); |
|---|
| 565 | #if H_3D_IV_MERGE |
|---|
| 566 | rpcSlice->setMaxNumMergeCand ( m_pcCfg->getMaxNumMergeCand() + ( rpcSlice->getVPS()->getIvMvPredFlag( rpcSlice->getLayerIdInVps() ) ? 1 : 0 ) ); |
|---|
| 567 | #else |
|---|
| 568 | rpcSlice->setMaxNumMergeCand ( m_pcCfg->getMaxNumMergeCand() ); |
|---|
| 569 | #endif |
|---|
| 570 | xStoreWPparam( pPPS->getUseWP(), pPPS->getWPBiPred() ); |
|---|
| 571 | } |
|---|
| 572 | |
|---|
| 573 | #if RATE_CONTROL_LAMBDA_DOMAIN |
|---|
| 574 | Void TEncSlice::resetQP( TComPic* pic, Int sliceQP, Double lambda ) |
|---|
| 575 | { |
|---|
| 576 | TComSlice* slice = pic->getSlice(0); |
|---|
| 577 | |
|---|
| 578 | // store lambda |
|---|
| 579 | slice->setSliceQp( sliceQP ); |
|---|
| 580 | slice->setSliceQpBase ( sliceQP ); |
|---|
| 581 | m_pcRdCost ->setLambda( lambda ); |
|---|
| 582 | #if WEIGHTED_CHROMA_DISTORTION |
|---|
| 583 | // for RDO |
|---|
| 584 | // in RdCost there is only one lambda because the luma and chroma bits are not separated, instead we weight the distortion of chroma. |
|---|
| 585 | Double weight; |
|---|
| 586 | Int qpc; |
|---|
| 587 | Int chromaQPOffset; |
|---|
| 588 | |
|---|
| 589 | chromaQPOffset = slice->getPPS()->getChromaCbQpOffset() + slice->getSliceQpDeltaCb(); |
|---|
| 590 | qpc = Clip3( 0, 57, sliceQP + chromaQPOffset); |
|---|
| 591 | weight = pow( 2.0, (sliceQP-g_aucChromaScale[qpc])/3.0 ); // takes into account of the chroma qp mapping and chroma qp Offset |
|---|
| 592 | m_pcRdCost->setCbDistortionWeight(weight); |
|---|
| 593 | |
|---|
| 594 | chromaQPOffset = slice->getPPS()->getChromaCrQpOffset() + slice->getSliceQpDeltaCr(); |
|---|
| 595 | qpc = Clip3( 0, 57, sliceQP + chromaQPOffset); |
|---|
| 596 | weight = pow( 2.0, (sliceQP-g_aucChromaScale[qpc])/3.0 ); // takes into account of the chroma qp mapping and chroma qp Offset |
|---|
| 597 | m_pcRdCost->setCrDistortionWeight(weight); |
|---|
| 598 | #endif |
|---|
| 599 | |
|---|
| 600 | #if RDOQ_CHROMA_LAMBDA |
|---|
| 601 | // for RDOQ |
|---|
| 602 | m_pcTrQuant->setLambda( lambda, lambda / weight ); |
|---|
| 603 | #else |
|---|
| 604 | m_pcTrQuant->setLambda( lambda ); |
|---|
| 605 | #endif |
|---|
| 606 | |
|---|
| 607 | #if SAO_CHROMA_LAMBDA |
|---|
| 608 | // For SAO |
|---|
| 609 | slice ->setLambda( lambda, lambda / weight ); |
|---|
| 610 | #else |
|---|
| 611 | slice ->setLambda( lambda ); |
|---|
| 612 | #endif |
|---|
| 613 | } |
|---|
| 614 | #else |
|---|
| 615 | /** |
|---|
| 616 | - lambda re-computation based on rate control QP |
|---|
| 617 | */ |
|---|
| 618 | Void TEncSlice::xLamdaRecalculation(Int changeQP, Int idGOP, Int depth, SliceType eSliceType, TComSPS* pcSPS, TComSlice* pcSlice) |
|---|
| 619 | { |
|---|
| 620 | Int qp; |
|---|
| 621 | Double recalQP= (Double)changeQP; |
|---|
| 622 | Double origQP = (Double)recalQP; |
|---|
| 623 | Double lambda; |
|---|
| 624 | |
|---|
| 625 | // pre-compute lambda and QP values for all possible QP candidates |
|---|
| 626 | for ( Int deltqQpIdx = 0; deltqQpIdx < 2 * m_pcCfg->getDeltaQpRD() + 1; deltqQpIdx++ ) |
|---|
| 627 | { |
|---|
| 628 | // compute QP value |
|---|
| 629 | recalQP = origQP + ((deltqQpIdx+1)>>1)*(deltqQpIdx%2 ? -1 : 1); |
|---|
| 630 | |
|---|
| 631 | // compute lambda value |
|---|
| 632 | Int NumberBFrames = ( m_pcCfg->getGOPSize() - 1 ); |
|---|
| 633 | Int SHIFT_QP = 12; |
|---|
| 634 | Double dLambda_scale = 1.0 - Clip3( 0.0, 0.5, 0.05*(Double)NumberBFrames ); |
|---|
| 635 | #if FULL_NBIT |
|---|
| 636 | Int bitdepth_luma_qp_scale = 6 * (g_bitDepth - 8); |
|---|
| 637 | #else |
|---|
| 638 | Int bitdepth_luma_qp_scale = 0; |
|---|
| 639 | #endif |
|---|
| 640 | Double qp_temp = (Double) recalQP + bitdepth_luma_qp_scale - SHIFT_QP; |
|---|
| 641 | #if FULL_NBIT |
|---|
| 642 | Double qp_temp_orig = (Double) recalQP - SHIFT_QP; |
|---|
| 643 | #endif |
|---|
| 644 | // Case #1: I or P-slices (key-frame) |
|---|
| 645 | Double dQPFactor = m_pcCfg->getGOPEntry(idGOP).m_QPFactor; |
|---|
| 646 | if ( eSliceType==I_SLICE ) |
|---|
| 647 | { |
|---|
| 648 | dQPFactor=0.57*dLambda_scale; |
|---|
| 649 | } |
|---|
| 650 | lambda = dQPFactor*pow( 2.0, qp_temp/3.0 ); |
|---|
| 651 | |
|---|
| 652 | if ( depth>0 ) |
|---|
| 653 | { |
|---|
| 654 | #if FULL_NBIT |
|---|
| 655 | lambda *= Clip3( 2.00, 4.00, (qp_temp_orig / 6.0) ); // (j == B_SLICE && p_cur_frm->layer != 0 ) |
|---|
| 656 | #else |
|---|
| 657 | lambda *= Clip3( 2.00, 4.00, (qp_temp / 6.0) ); // (j == B_SLICE && p_cur_frm->layer != 0 ) |
|---|
| 658 | #endif |
|---|
| 659 | } |
|---|
| 660 | |
|---|
| 661 | // if hadamard is used in ME process |
|---|
| 662 | if ( !m_pcCfg->getUseHADME() ) |
|---|
| 663 | { |
|---|
| 664 | lambda *= 0.95; |
|---|
| 665 | } |
|---|
| 666 | |
|---|
| 667 | qp = max( -pcSPS->getQpBDOffsetY(), min( MAX_QP, (Int) floor( recalQP + 0.5 ) ) ); |
|---|
| 668 | |
|---|
| 669 | m_pdRdPicLambda[deltqQpIdx] = lambda; |
|---|
| 670 | m_pdRdPicQp [deltqQpIdx] = recalQP; |
|---|
| 671 | m_piRdPicQp [deltqQpIdx] = qp; |
|---|
| 672 | } |
|---|
| 673 | |
|---|
| 674 | // obtain dQP = 0 case |
|---|
| 675 | lambda = m_pdRdPicLambda[0]; |
|---|
| 676 | recalQP = m_pdRdPicQp [0]; |
|---|
| 677 | qp = m_piRdPicQp [0]; |
|---|
| 678 | |
|---|
| 679 | if( pcSlice->getSliceType( ) != I_SLICE ) |
|---|
| 680 | { |
|---|
| 681 | lambda *= m_pcCfg->getLambdaModifier( depth ); |
|---|
| 682 | } |
|---|
| 683 | |
|---|
| 684 | // store lambda |
|---|
| 685 | m_pcRdCost ->setLambda( lambda ); |
|---|
| 686 | #if WEIGHTED_CHROMA_DISTORTION |
|---|
| 687 | // for RDO |
|---|
| 688 | // in RdCost there is only one lambda because the luma and chroma bits are not separated, instead we weight the distortion of chroma. |
|---|
| 689 | Double weight = 1.0; |
|---|
| 690 | Int qpc; |
|---|
| 691 | Int chromaQPOffset; |
|---|
| 692 | |
|---|
| 693 | chromaQPOffset = pcSlice->getPPS()->getChromaCbQpOffset() + pcSlice->getSliceQpDeltaCb(); |
|---|
| 694 | qpc = Clip3( 0, 57, qp + chromaQPOffset); |
|---|
| 695 | weight = pow( 2.0, (qp-g_aucChromaScale[qpc])/3.0 ); // takes into account of the chroma qp mapping and chroma qp Offset |
|---|
| 696 | m_pcRdCost->setCbDistortionWeight(weight); |
|---|
| 697 | |
|---|
| 698 | chromaQPOffset = pcSlice->getPPS()->getChromaCrQpOffset() + pcSlice->getSliceQpDeltaCr(); |
|---|
| 699 | qpc = Clip3( 0, 57, qp + chromaQPOffset); |
|---|
| 700 | weight = pow( 2.0, (qp-g_aucChromaScale[qpc])/3.0 ); // takes into account of the chroma qp mapping and chroma qp Offset |
|---|
| 701 | m_pcRdCost->setCrDistortionWeight(weight); |
|---|
| 702 | #endif |
|---|
| 703 | |
|---|
| 704 | #if RDOQ_CHROMA_LAMBDA |
|---|
| 705 | // for RDOQ |
|---|
| 706 | m_pcTrQuant->setLambda( lambda, lambda / weight ); |
|---|
| 707 | #else |
|---|
| 708 | m_pcTrQuant->setLambda( lambda ); |
|---|
| 709 | #endif |
|---|
| 710 | |
|---|
| 711 | #if SAO_CHROMA_LAMBDA |
|---|
| 712 | // For SAO |
|---|
| 713 | pcSlice ->setLambda( lambda, lambda / weight ); |
|---|
| 714 | #else |
|---|
| 715 | pcSlice ->setLambda( lambda ); |
|---|
| 716 | #endif |
|---|
| 717 | } |
|---|
| 718 | #endif |
|---|
| 719 | // ==================================================================================================================== |
|---|
| 720 | // Public member functions |
|---|
| 721 | // ==================================================================================================================== |
|---|
| 722 | |
|---|
| 723 | Void TEncSlice::setSearchRange( TComSlice* pcSlice ) |
|---|
| 724 | { |
|---|
| 725 | Int iCurrPOC = pcSlice->getPOC(); |
|---|
| 726 | Int iRefPOC; |
|---|
| 727 | Int iGOPSize = m_pcCfg->getGOPSize(); |
|---|
| 728 | Int iOffset = (iGOPSize >> 1); |
|---|
| 729 | Int iMaxSR = m_pcCfg->getSearchRange(); |
|---|
| 730 | Int iNumPredDir = pcSlice->isInterP() ? 1 : 2; |
|---|
| 731 | |
|---|
| 732 | for (Int iDir = 0; iDir <= iNumPredDir; iDir++) |
|---|
| 733 | { |
|---|
| 734 | //RefPicList e = (RefPicList)iDir; |
|---|
| 735 | RefPicList e = ( iDir ? REF_PIC_LIST_1 : REF_PIC_LIST_0 ); |
|---|
| 736 | for (Int iRefIdx = 0; iRefIdx < pcSlice->getNumRefIdx(e); iRefIdx++) |
|---|
| 737 | { |
|---|
| 738 | iRefPOC = pcSlice->getRefPic(e, iRefIdx)->getPOC(); |
|---|
| 739 | Int iNewSR = Clip3(8, iMaxSR, (iMaxSR*ADAPT_SR_SCALE*abs(iCurrPOC - iRefPOC)+iOffset)/iGOPSize); |
|---|
| 740 | m_pcPredSearch->setAdaptiveSearchRange(iDir, iRefIdx, iNewSR); |
|---|
| 741 | } |
|---|
| 742 | } |
|---|
| 743 | } |
|---|
| 744 | |
|---|
| 745 | /** |
|---|
| 746 | - multi-loop slice encoding for different slice QP |
|---|
| 747 | . |
|---|
| 748 | \param rpcPic picture class |
|---|
| 749 | */ |
|---|
| 750 | Void TEncSlice::precompressSlice( TComPic*& rpcPic ) |
|---|
| 751 | { |
|---|
| 752 | // if deltaQP RD is not used, simply return |
|---|
| 753 | if ( m_pcCfg->getDeltaQpRD() == 0 ) |
|---|
| 754 | { |
|---|
| 755 | return; |
|---|
| 756 | } |
|---|
| 757 | |
|---|
| 758 | #if RATE_CONTROL_LAMBDA_DOMAIN |
|---|
| 759 | if ( m_pcCfg->getUseRateCtrl() ) |
|---|
| 760 | { |
|---|
| 761 | printf( "\nMultiple QP optimization is not allowed when rate control is enabled." ); |
|---|
| 762 | assert(0); |
|---|
| 763 | } |
|---|
| 764 | #endif |
|---|
| 765 | |
|---|
| 766 | TComSlice* pcSlice = rpcPic->getSlice(getSliceIdx()); |
|---|
| 767 | Double dPicRdCostBest = MAX_DOUBLE; |
|---|
| 768 | UInt uiQpIdxBest = 0; |
|---|
| 769 | |
|---|
| 770 | Double dFrameLambda; |
|---|
| 771 | #if FULL_NBIT |
|---|
| 772 | Int SHIFT_QP = 12 + 6 * (g_bitDepth - 8); |
|---|
| 773 | #else |
|---|
| 774 | Int SHIFT_QP = 12; |
|---|
| 775 | #endif |
|---|
| 776 | |
|---|
| 777 | // set frame lambda |
|---|
| 778 | if (m_pcCfg->getGOPSize() > 1) |
|---|
| 779 | { |
|---|
| 780 | dFrameLambda = 0.68 * pow (2, (m_piRdPicQp[0] - SHIFT_QP) / 3.0) * (pcSlice->isInterB()? 2 : 1); |
|---|
| 781 | } |
|---|
| 782 | else |
|---|
| 783 | { |
|---|
| 784 | dFrameLambda = 0.68 * pow (2, (m_piRdPicQp[0] - SHIFT_QP) / 3.0); |
|---|
| 785 | } |
|---|
| 786 | m_pcRdCost ->setFrameLambda(dFrameLambda); |
|---|
| 787 | |
|---|
| 788 | // for each QP candidate |
|---|
| 789 | for ( UInt uiQpIdx = 0; uiQpIdx < 2 * m_pcCfg->getDeltaQpRD() + 1; uiQpIdx++ ) |
|---|
| 790 | { |
|---|
| 791 | pcSlice ->setSliceQp ( m_piRdPicQp [uiQpIdx] ); |
|---|
| 792 | #if ADAPTIVE_QP_SELECTION |
|---|
| 793 | pcSlice ->setSliceQpBase ( m_piRdPicQp [uiQpIdx] ); |
|---|
| 794 | #endif |
|---|
| 795 | m_pcRdCost ->setLambda ( m_pdRdPicLambda[uiQpIdx] ); |
|---|
| 796 | #if WEIGHTED_CHROMA_DISTORTION |
|---|
| 797 | // for RDO |
|---|
| 798 | // in RdCost there is only one lambda because the luma and chroma bits are not separated, instead we weight the distortion of chroma. |
|---|
| 799 | Int iQP = m_piRdPicQp [uiQpIdx]; |
|---|
| 800 | Double weight = 1.0; |
|---|
| 801 | Int qpc; |
|---|
| 802 | Int chromaQPOffset; |
|---|
| 803 | |
|---|
| 804 | chromaQPOffset = pcSlice->getPPS()->getChromaCbQpOffset() + pcSlice->getSliceQpDeltaCb(); |
|---|
| 805 | qpc = Clip3( 0, 57, iQP + chromaQPOffset); |
|---|
| 806 | weight = pow( 2.0, (iQP-g_aucChromaScale[qpc])/3.0 ); // takes into account of the chroma qp mapping and chroma qp Offset |
|---|
| 807 | m_pcRdCost->setCbDistortionWeight(weight); |
|---|
| 808 | |
|---|
| 809 | chromaQPOffset = pcSlice->getPPS()->getChromaCrQpOffset() + pcSlice->getSliceQpDeltaCr(); |
|---|
| 810 | qpc = Clip3( 0, 57, iQP + chromaQPOffset); |
|---|
| 811 | weight = pow( 2.0, (iQP-g_aucChromaScale[qpc])/3.0 ); // takes into account of the chroma qp mapping and chroma qp Offset |
|---|
| 812 | m_pcRdCost->setCrDistortionWeight(weight); |
|---|
| 813 | #endif |
|---|
| 814 | |
|---|
| 815 | #if RDOQ_CHROMA_LAMBDA |
|---|
| 816 | // for RDOQ |
|---|
| 817 | m_pcTrQuant ->setLambda( m_pdRdPicLambda[uiQpIdx], m_pdRdPicLambda[uiQpIdx] / weight ); |
|---|
| 818 | #else |
|---|
| 819 | m_pcTrQuant ->setLambda ( m_pdRdPicLambda[uiQpIdx] ); |
|---|
| 820 | #endif |
|---|
| 821 | #if SAO_CHROMA_LAMBDA |
|---|
| 822 | // For SAO |
|---|
| 823 | pcSlice ->setLambda ( m_pdRdPicLambda[uiQpIdx], m_pdRdPicLambda[uiQpIdx] / weight ); |
|---|
| 824 | #else |
|---|
| 825 | pcSlice ->setLambda ( m_pdRdPicLambda[uiQpIdx] ); |
|---|
| 826 | #endif |
|---|
| 827 | |
|---|
| 828 | // try compress |
|---|
| 829 | compressSlice ( rpcPic ); |
|---|
| 830 | |
|---|
| 831 | Double dPicRdCost; |
|---|
| 832 | #if H_3D_VSO |
|---|
| 833 | Dist64 uiPicDist = m_uiPicDist; |
|---|
| 834 | #else |
|---|
| 835 | UInt64 uiPicDist = m_uiPicDist; |
|---|
| 836 | #endif |
|---|
| 837 | UInt64 uiALFBits = 0; |
|---|
| 838 | |
|---|
| 839 | m_pcGOPEncoder->preLoopFilterPicAll( rpcPic, uiPicDist, uiALFBits ); |
|---|
| 840 | |
|---|
| 841 | // compute RD cost and choose the best |
|---|
| 842 | dPicRdCost = m_pcRdCost->calcRdCost64( m_uiPicTotalBits + uiALFBits, uiPicDist, true, DF_SSE_FRAME); |
|---|
| 843 | #if H_3D |
|---|
| 844 | // Above calculation need to be fixed for VSO, including frameLambda value. |
|---|
| 845 | #endif |
|---|
| 846 | |
|---|
| 847 | if ( dPicRdCost < dPicRdCostBest ) |
|---|
| 848 | { |
|---|
| 849 | uiQpIdxBest = uiQpIdx; |
|---|
| 850 | dPicRdCostBest = dPicRdCost; |
|---|
| 851 | } |
|---|
| 852 | } |
|---|
| 853 | |
|---|
| 854 | // set best values |
|---|
| 855 | pcSlice ->setSliceQp ( m_piRdPicQp [uiQpIdxBest] ); |
|---|
| 856 | #if ADAPTIVE_QP_SELECTION |
|---|
| 857 | pcSlice ->setSliceQpBase ( m_piRdPicQp [uiQpIdxBest] ); |
|---|
| 858 | #endif |
|---|
| 859 | m_pcRdCost ->setLambda ( m_pdRdPicLambda[uiQpIdxBest] ); |
|---|
| 860 | #if WEIGHTED_CHROMA_DISTORTION |
|---|
| 861 | // in RdCost there is only one lambda because the luma and chroma bits are not separated, instead we weight the distortion of chroma. |
|---|
| 862 | Int iQP = m_piRdPicQp [uiQpIdxBest]; |
|---|
| 863 | Double weight = 1.0; |
|---|
| 864 | Int qpc; |
|---|
| 865 | Int chromaQPOffset; |
|---|
| 866 | |
|---|
| 867 | chromaQPOffset = pcSlice->getPPS()->getChromaCbQpOffset() + pcSlice->getSliceQpDeltaCb(); |
|---|
| 868 | qpc = Clip3( 0, 57, iQP + chromaQPOffset); |
|---|
| 869 | weight = pow( 2.0, (iQP-g_aucChromaScale[qpc])/3.0 ); // takes into account of the chroma qp mapping and chroma qp Offset |
|---|
| 870 | m_pcRdCost->setCbDistortionWeight(weight); |
|---|
| 871 | |
|---|
| 872 | chromaQPOffset = pcSlice->getPPS()->getChromaCrQpOffset() + pcSlice->getSliceQpDeltaCr(); |
|---|
| 873 | qpc = Clip3( 0, 57, iQP + chromaQPOffset); |
|---|
| 874 | weight = pow( 2.0, (iQP-g_aucChromaScale[qpc])/3.0 ); // takes into account of the chroma qp mapping and chroma qp Offset |
|---|
| 875 | m_pcRdCost->setCrDistortionWeight(weight); |
|---|
| 876 | #endif |
|---|
| 877 | |
|---|
| 878 | #if RDOQ_CHROMA_LAMBDA |
|---|
| 879 | // for RDOQ |
|---|
| 880 | m_pcTrQuant ->setLambda( m_pdRdPicLambda[uiQpIdxBest], m_pdRdPicLambda[uiQpIdxBest] / weight ); |
|---|
| 881 | #else |
|---|
| 882 | m_pcTrQuant ->setLambda ( m_pdRdPicLambda[uiQpIdxBest] ); |
|---|
| 883 | #endif |
|---|
| 884 | #if SAO_CHROMA_LAMBDA |
|---|
| 885 | // For SAO |
|---|
| 886 | pcSlice ->setLambda ( m_pdRdPicLambda[uiQpIdxBest], m_pdRdPicLambda[uiQpIdxBest] / weight ); |
|---|
| 887 | #else |
|---|
| 888 | pcSlice ->setLambda ( m_pdRdPicLambda[uiQpIdxBest] ); |
|---|
| 889 | #endif |
|---|
| 890 | } |
|---|
| 891 | |
|---|
| 892 | /** \param rpcPic picture class |
|---|
| 893 | */ |
|---|
| 894 | #if RATE_CONTROL_INTRA |
|---|
| 895 | Void TEncSlice::calCostSliceI(TComPic*& rpcPic) |
|---|
| 896 | { |
|---|
| 897 | UInt uiCUAddr; |
|---|
| 898 | UInt uiStartCUAddr; |
|---|
| 899 | UInt uiBoundingCUAddr; |
|---|
| 900 | Int iSumHad, shift = g_bitDepthY-8, offset = (shift>0)?(1<<(shift-1)):0;; |
|---|
| 901 | Double iSumHadSlice = 0; |
|---|
| 902 | |
|---|
| 903 | rpcPic->getSlice(getSliceIdx())->setSliceSegmentBits(0); |
|---|
| 904 | TComSlice* pcSlice = rpcPic->getSlice(getSliceIdx()); |
|---|
| 905 | xDetermineStartAndBoundingCUAddr ( uiStartCUAddr, uiBoundingCUAddr, rpcPic, false ); |
|---|
| 906 | |
|---|
| 907 | UInt uiEncCUOrder; |
|---|
| 908 | uiCUAddr = rpcPic->getPicSym()->getCUOrderMap( uiStartCUAddr /rpcPic->getNumPartInCU()); |
|---|
| 909 | for( uiEncCUOrder = uiStartCUAddr/rpcPic->getNumPartInCU(); |
|---|
| 910 | uiEncCUOrder < (uiBoundingCUAddr+(rpcPic->getNumPartInCU()-1))/rpcPic->getNumPartInCU(); |
|---|
| 911 | uiCUAddr = rpcPic->getPicSym()->getCUOrderMap(++uiEncCUOrder) ) |
|---|
| 912 | { |
|---|
| 913 | // initialize CU encoder |
|---|
| 914 | TComDataCU*& pcCU = rpcPic->getCU( uiCUAddr ); |
|---|
| 915 | pcCU->initCU( rpcPic, uiCUAddr ); |
|---|
| 916 | |
|---|
| 917 | Int height = min( pcSlice->getSPS()->getMaxCUHeight(),pcSlice->getSPS()->getPicHeightInLumaSamples() - uiCUAddr / rpcPic->getFrameWidthInCU() * pcSlice->getSPS()->getMaxCUHeight() ); |
|---|
| 918 | Int width = min( pcSlice->getSPS()->getMaxCUWidth(),pcSlice->getSPS()->getPicWidthInLumaSamples() - uiCUAddr % rpcPic->getFrameWidthInCU() * pcSlice->getSPS()->getMaxCUWidth() ); |
|---|
| 919 | |
|---|
| 920 | iSumHad = m_pcCuEncoder->updateLCUDataISlice(pcCU, uiCUAddr, width, height); |
|---|
| 921 | |
|---|
| 922 | (m_pcRateCtrl->getRCPic()->getLCU(uiCUAddr)).m_costIntra=(iSumHad+offset)>>shift; |
|---|
| 923 | iSumHadSlice += (m_pcRateCtrl->getRCPic()->getLCU(uiCUAddr)).m_costIntra; |
|---|
| 924 | |
|---|
| 925 | } |
|---|
| 926 | m_pcRateCtrl->getRCPic()->setTotalIntraCost(iSumHadSlice); |
|---|
| 927 | } |
|---|
| 928 | #endif |
|---|
| 929 | |
|---|
| 930 | Void TEncSlice::compressSlice( TComPic*& rpcPic ) |
|---|
| 931 | { |
|---|
| 932 | UInt uiCUAddr; |
|---|
| 933 | UInt uiStartCUAddr; |
|---|
| 934 | UInt uiBoundingCUAddr; |
|---|
| 935 | rpcPic->getSlice(getSliceIdx())->setSliceSegmentBits(0); |
|---|
| 936 | TEncBinCABAC* pppcRDSbacCoder = NULL; |
|---|
| 937 | TComSlice* pcSlice = rpcPic->getSlice(getSliceIdx()); |
|---|
| 938 | xDetermineStartAndBoundingCUAddr ( uiStartCUAddr, uiBoundingCUAddr, rpcPic, false ); |
|---|
| 939 | |
|---|
| 940 | // initialize cost values |
|---|
| 941 | m_uiPicTotalBits = 0; |
|---|
| 942 | m_dPicRdCost = 0; |
|---|
| 943 | m_uiPicDist = 0; |
|---|
| 944 | |
|---|
| 945 | // set entropy coder |
|---|
| 946 | if( m_pcCfg->getUseSBACRD() ) |
|---|
| 947 | { |
|---|
| 948 | m_pcSbacCoder->init( m_pcBinCABAC ); |
|---|
| 949 | m_pcEntropyCoder->setEntropyCoder ( m_pcSbacCoder, pcSlice ); |
|---|
| 950 | m_pcEntropyCoder->resetEntropy (); |
|---|
| 951 | m_pppcRDSbacCoder[0][CI_CURR_BEST]->load(m_pcSbacCoder); |
|---|
| 952 | pppcRDSbacCoder = (TEncBinCABAC *) m_pppcRDSbacCoder[0][CI_CURR_BEST]->getEncBinIf(); |
|---|
| 953 | pppcRDSbacCoder->setBinCountingEnableFlag( false ); |
|---|
| 954 | pppcRDSbacCoder->setBinsCoded( 0 ); |
|---|
| 955 | } |
|---|
| 956 | else |
|---|
| 957 | { |
|---|
| 958 | m_pcEntropyCoder->setEntropyCoder ( m_pcCavlcCoder, pcSlice ); |
|---|
| 959 | m_pcEntropyCoder->resetEntropy (); |
|---|
| 960 | m_pcEntropyCoder->setBitstream ( m_pcBitCounter ); |
|---|
| 961 | } |
|---|
| 962 | |
|---|
| 963 | //------------------------------------------------------------------------------ |
|---|
| 964 | // Weighted Prediction parameters estimation. |
|---|
| 965 | //------------------------------------------------------------------------------ |
|---|
| 966 | // calculate AC/DC values for current picture |
|---|
| 967 | if( pcSlice->getPPS()->getUseWP() || pcSlice->getPPS()->getWPBiPred() ) |
|---|
| 968 | { |
|---|
| 969 | xCalcACDCParamSlice(pcSlice); |
|---|
| 970 | } |
|---|
| 971 | |
|---|
| 972 | Bool bWp_explicit = (pcSlice->getSliceType()==P_SLICE && pcSlice->getPPS()->getUseWP()) || (pcSlice->getSliceType()==B_SLICE && pcSlice->getPPS()->getWPBiPred()); |
|---|
| 973 | |
|---|
| 974 | if ( bWp_explicit ) |
|---|
| 975 | { |
|---|
| 976 | //------------------------------------------------------------------------------ |
|---|
| 977 | // Weighted Prediction implemented at Slice level. SliceMode=2 is not supported yet. |
|---|
| 978 | //------------------------------------------------------------------------------ |
|---|
| 979 | if ( pcSlice->getSliceMode()==2 || pcSlice->getSliceSegmentMode()==2 ) |
|---|
| 980 | { |
|---|
| 981 | printf("Weighted Prediction is not supported with slice mode determined by max number of bins.\n"); exit(0); |
|---|
| 982 | } |
|---|
| 983 | |
|---|
| 984 | xEstimateWPParamSlice( pcSlice ); |
|---|
| 985 | pcSlice->initWpScaling(); |
|---|
| 986 | |
|---|
| 987 | // check WP on/off |
|---|
| 988 | xCheckWPEnable( pcSlice ); |
|---|
| 989 | } |
|---|
| 990 | |
|---|
| 991 | #if ADAPTIVE_QP_SELECTION |
|---|
| 992 | if( m_pcCfg->getUseAdaptQpSelect() ) |
|---|
| 993 | { |
|---|
| 994 | m_pcTrQuant->clearSliceARLCnt(); |
|---|
| 995 | if(pcSlice->getSliceType()!=I_SLICE) |
|---|
| 996 | { |
|---|
| 997 | Int qpBase = pcSlice->getSliceQpBase(); |
|---|
| 998 | pcSlice->setSliceQp(qpBase + m_pcTrQuant->getQpDelta(qpBase)); |
|---|
| 999 | } |
|---|
| 1000 | } |
|---|
| 1001 | #endif |
|---|
| 1002 | TEncTop* pcEncTop = (TEncTop*) m_pcCfg; |
|---|
| 1003 | TEncSbac**** ppppcRDSbacCoders = pcEncTop->getRDSbacCoders(); |
|---|
| 1004 | TComBitCounter* pcBitCounters = pcEncTop->getBitCounters(); |
|---|
| 1005 | Int iNumSubstreams = 1; |
|---|
| 1006 | UInt uiTilesAcross = 0; |
|---|
| 1007 | #if H_3D_IC |
|---|
| 1008 | if ( pcEncTop->getViewIndex() && pcEncTop->getUseIC() && |
|---|
| 1009 | !( ( pcSlice->getSliceType() == P_SLICE && pcSlice->getPPS()->getUseWP() ) || ( pcSlice->getSliceType() == B_SLICE && pcSlice->getPPS()->getWPBiPred() ) ) |
|---|
| 1010 | ) |
|---|
| 1011 | { |
|---|
| 1012 | pcSlice ->xSetApplyIC(); |
|---|
| 1013 | if ( pcSlice->getApplyIC() ) |
|---|
| 1014 | { |
|---|
| 1015 | pcSlice->setIcSkipParseFlag( pcSlice->getPOC() % m_pcCfg->getIntraPeriod() != 0 ); |
|---|
| 1016 | } |
|---|
| 1017 | } |
|---|
| 1018 | #endif |
|---|
| 1019 | if( m_pcCfg->getUseSBACRD() ) |
|---|
| 1020 | { |
|---|
| 1021 | iNumSubstreams = pcSlice->getPPS()->getNumSubstreams(); |
|---|
| 1022 | uiTilesAcross = rpcPic->getPicSym()->getNumColumnsMinus1()+1; |
|---|
| 1023 | delete[] m_pcBufferSbacCoders; |
|---|
| 1024 | delete[] m_pcBufferBinCoderCABACs; |
|---|
| 1025 | m_pcBufferSbacCoders = new TEncSbac [uiTilesAcross]; |
|---|
| 1026 | m_pcBufferBinCoderCABACs = new TEncBinCABAC[uiTilesAcross]; |
|---|
| 1027 | for (Int ui = 0; ui < uiTilesAcross; ui++) |
|---|
| 1028 | { |
|---|
| 1029 | m_pcBufferSbacCoders[ui].init( &m_pcBufferBinCoderCABACs[ui] ); |
|---|
| 1030 | } |
|---|
| 1031 | for (UInt ui = 0; ui < uiTilesAcross; ui++) |
|---|
| 1032 | { |
|---|
| 1033 | m_pcBufferSbacCoders[ui].load(m_pppcRDSbacCoder[0][CI_CURR_BEST]); //init. state |
|---|
| 1034 | } |
|---|
| 1035 | |
|---|
| 1036 | for ( UInt ui = 0 ; ui < iNumSubstreams ; ui++ ) //init all sbac coders for RD optimization |
|---|
| 1037 | { |
|---|
| 1038 | ppppcRDSbacCoders[ui][0][CI_CURR_BEST]->load(m_pppcRDSbacCoder[0][CI_CURR_BEST]); |
|---|
| 1039 | } |
|---|
| 1040 | } |
|---|
| 1041 | //if( m_pcCfg->getUseSBACRD() ) |
|---|
| 1042 | { |
|---|
| 1043 | delete[] m_pcBufferLowLatSbacCoders; |
|---|
| 1044 | delete[] m_pcBufferLowLatBinCoderCABACs; |
|---|
| 1045 | m_pcBufferLowLatSbacCoders = new TEncSbac [uiTilesAcross]; |
|---|
| 1046 | m_pcBufferLowLatBinCoderCABACs = new TEncBinCABAC[uiTilesAcross]; |
|---|
| 1047 | for (Int ui = 0; ui < uiTilesAcross; ui++) |
|---|
| 1048 | { |
|---|
| 1049 | m_pcBufferLowLatSbacCoders[ui].init( &m_pcBufferLowLatBinCoderCABACs[ui] ); |
|---|
| 1050 | } |
|---|
| 1051 | for (UInt ui = 0; ui < uiTilesAcross; ui++) |
|---|
| 1052 | m_pcBufferLowLatSbacCoders[ui].load(m_pppcRDSbacCoder[0][CI_CURR_BEST]); //init. state |
|---|
| 1053 | } |
|---|
| 1054 | UInt uiWidthInLCUs = rpcPic->getPicSym()->getFrameWidthInCU(); |
|---|
| 1055 | //UInt uiHeightInLCUs = rpcPic->getPicSym()->getFrameHeightInCU(); |
|---|
| 1056 | UInt uiCol=0, uiLin=0, uiSubStrm=0; |
|---|
| 1057 | UInt uiTileCol = 0; |
|---|
| 1058 | UInt uiTileStartLCU = 0; |
|---|
| 1059 | UInt uiTileLCUX = 0; |
|---|
| 1060 | Bool depSliceSegmentsEnabled = pcSlice->getPPS()->getDependentSliceSegmentsEnabledFlag(); |
|---|
| 1061 | uiCUAddr = rpcPic->getPicSym()->getCUOrderMap( uiStartCUAddr /rpcPic->getNumPartInCU()); |
|---|
| 1062 | uiTileStartLCU = rpcPic->getPicSym()->getTComTile(rpcPic->getPicSym()->getTileIdxMap(uiCUAddr))->getFirstCUAddr(); |
|---|
| 1063 | if( depSliceSegmentsEnabled ) |
|---|
| 1064 | { |
|---|
| 1065 | if((pcSlice->getSliceSegmentCurStartCUAddr()!= pcSlice->getSliceCurStartCUAddr())&&(uiCUAddr != uiTileStartLCU)) |
|---|
| 1066 | { |
|---|
| 1067 | if( m_pcCfg->getWaveFrontsynchro() ) |
|---|
| 1068 | { |
|---|
| 1069 | uiTileCol = rpcPic->getPicSym()->getTileIdxMap(uiCUAddr) % (rpcPic->getPicSym()->getNumColumnsMinus1()+1); |
|---|
| 1070 | m_pcBufferSbacCoders[uiTileCol].loadContexts( CTXMem[1] ); |
|---|
| 1071 | Int iNumSubstreamsPerTile = iNumSubstreams/rpcPic->getPicSym()->getNumTiles(); |
|---|
| 1072 | uiCUAddr = rpcPic->getPicSym()->getCUOrderMap( uiStartCUAddr /rpcPic->getNumPartInCU()); |
|---|
| 1073 | uiLin = uiCUAddr / uiWidthInLCUs; |
|---|
| 1074 | uiSubStrm = rpcPic->getPicSym()->getTileIdxMap(rpcPic->getPicSym()->getCUOrderMap(uiCUAddr))*iNumSubstreamsPerTile |
|---|
| 1075 | + uiLin%iNumSubstreamsPerTile; |
|---|
| 1076 | if ( (uiCUAddr%uiWidthInLCUs+1) >= uiWidthInLCUs ) |
|---|
| 1077 | { |
|---|
| 1078 | uiTileLCUX = uiTileStartLCU % uiWidthInLCUs; |
|---|
| 1079 | uiCol = uiCUAddr % uiWidthInLCUs; |
|---|
| 1080 | if(uiCol==uiTileStartLCU) |
|---|
| 1081 | { |
|---|
| 1082 | CTXMem[0]->loadContexts(m_pcSbacCoder); |
|---|
| 1083 | } |
|---|
| 1084 | } |
|---|
| 1085 | } |
|---|
| 1086 | m_pppcRDSbacCoder[0][CI_CURR_BEST]->loadContexts( CTXMem[0] ); |
|---|
| 1087 | ppppcRDSbacCoders[uiSubStrm][0][CI_CURR_BEST]->loadContexts( CTXMem[0] ); |
|---|
| 1088 | } |
|---|
| 1089 | else |
|---|
| 1090 | { |
|---|
| 1091 | if(m_pcCfg->getWaveFrontsynchro()) |
|---|
| 1092 | { |
|---|
| 1093 | CTXMem[1]->loadContexts(m_pcSbacCoder); |
|---|
| 1094 | } |
|---|
| 1095 | CTXMem[0]->loadContexts(m_pcSbacCoder); |
|---|
| 1096 | } |
|---|
| 1097 | } |
|---|
| 1098 | // for every CU in slice |
|---|
| 1099 | #if H_3D |
|---|
| 1100 | Int iLastPosY = -1; |
|---|
| 1101 | #endif |
|---|
| 1102 | UInt uiEncCUOrder; |
|---|
| 1103 | for( uiEncCUOrder = uiStartCUAddr/rpcPic->getNumPartInCU(); |
|---|
| 1104 | uiEncCUOrder < (uiBoundingCUAddr+(rpcPic->getNumPartInCU()-1))/rpcPic->getNumPartInCU(); |
|---|
| 1105 | uiCUAddr = rpcPic->getPicSym()->getCUOrderMap(++uiEncCUOrder) ) |
|---|
| 1106 | { |
|---|
| 1107 | // initialize CU encoder |
|---|
| 1108 | TComDataCU*& pcCU = rpcPic->getCU( uiCUAddr ); |
|---|
| 1109 | pcCU->initCU( rpcPic, uiCUAddr ); |
|---|
| 1110 | #if H_3D_VSO |
|---|
| 1111 | if ( m_pcRdCost->getUseRenModel() ) |
|---|
| 1112 | { |
|---|
| 1113 | // updated renderer model if necessary |
|---|
| 1114 | Int iCurPosX; |
|---|
| 1115 | Int iCurPosY; |
|---|
| 1116 | pcCU->getPosInPic(0, iCurPosX, iCurPosY ); |
|---|
| 1117 | if ( iCurPosY != iLastPosY ) |
|---|
| 1118 | { |
|---|
| 1119 | iLastPosY = iCurPosY; |
|---|
| 1120 | pcEncTop->setupRenModel( pcSlice->getPOC() , pcSlice->getViewIndex(), pcSlice->getIsDepth() ? 1 : 0, iCurPosY ); |
|---|
| 1121 | } |
|---|
| 1122 | } |
|---|
| 1123 | #endif |
|---|
| 1124 | #if !RATE_CONTROL_LAMBDA_DOMAIN |
|---|
| 1125 | if(m_pcCfg->getUseRateCtrl()) |
|---|
| 1126 | { |
|---|
| 1127 | if(m_pcRateCtrl->calculateUnitQP()) |
|---|
| 1128 | { |
|---|
| 1129 | xLamdaRecalculation(m_pcRateCtrl->getUnitQP(), m_pcRateCtrl->getGOPId(), pcSlice->getDepth(), pcSlice->getSliceType(), pcSlice->getSPS(), pcSlice ); |
|---|
| 1130 | } |
|---|
| 1131 | } |
|---|
| 1132 | #endif |
|---|
| 1133 | // inherit from TR if necessary, select substream to use. |
|---|
| 1134 | if( m_pcCfg->getUseSBACRD() ) |
|---|
| 1135 | { |
|---|
| 1136 | uiTileCol = rpcPic->getPicSym()->getTileIdxMap(uiCUAddr) % (rpcPic->getPicSym()->getNumColumnsMinus1()+1); // what column of tiles are we in? |
|---|
| 1137 | uiTileStartLCU = rpcPic->getPicSym()->getTComTile(rpcPic->getPicSym()->getTileIdxMap(uiCUAddr))->getFirstCUAddr(); |
|---|
| 1138 | uiTileLCUX = uiTileStartLCU % uiWidthInLCUs; |
|---|
| 1139 | //UInt uiSliceStartLCU = pcSlice->getSliceCurStartCUAddr(); |
|---|
| 1140 | uiCol = uiCUAddr % uiWidthInLCUs; |
|---|
| 1141 | uiLin = uiCUAddr / uiWidthInLCUs; |
|---|
| 1142 | if (pcSlice->getPPS()->getNumSubstreams() > 1) |
|---|
| 1143 | { |
|---|
| 1144 | // independent tiles => substreams are "per tile". iNumSubstreams has already been multiplied. |
|---|
| 1145 | Int iNumSubstreamsPerTile = iNumSubstreams/rpcPic->getPicSym()->getNumTiles(); |
|---|
| 1146 | uiSubStrm = rpcPic->getPicSym()->getTileIdxMap(uiCUAddr)*iNumSubstreamsPerTile |
|---|
| 1147 | + uiLin%iNumSubstreamsPerTile; |
|---|
| 1148 | } |
|---|
| 1149 | else |
|---|
| 1150 | { |
|---|
| 1151 | // dependent tiles => substreams are "per frame". |
|---|
| 1152 | uiSubStrm = uiLin % iNumSubstreams; |
|---|
| 1153 | } |
|---|
| 1154 | if ( ((pcSlice->getPPS()->getNumSubstreams() > 1) || depSliceSegmentsEnabled ) && (uiCol == uiTileLCUX) && m_pcCfg->getWaveFrontsynchro()) |
|---|
| 1155 | { |
|---|
| 1156 | // We'll sync if the TR is available. |
|---|
| 1157 | TComDataCU *pcCUUp = pcCU->getCUAbove(); |
|---|
| 1158 | UInt uiWidthInCU = rpcPic->getFrameWidthInCU(); |
|---|
| 1159 | UInt uiMaxParts = 1<<(pcSlice->getSPS()->getMaxCUDepth()<<1); |
|---|
| 1160 | TComDataCU *pcCUTR = NULL; |
|---|
| 1161 | if ( pcCUUp && ((uiCUAddr%uiWidthInCU+1) < uiWidthInCU) ) |
|---|
| 1162 | { |
|---|
| 1163 | pcCUTR = rpcPic->getCU( uiCUAddr - uiWidthInCU + 1 ); |
|---|
| 1164 | } |
|---|
| 1165 | if ( ((pcCUTR==NULL) || (pcCUTR->getSlice()==NULL) || |
|---|
| 1166 | (pcCUTR->getSCUAddr()+uiMaxParts-1 < pcSlice->getSliceCurStartCUAddr()) || |
|---|
| 1167 | ((rpcPic->getPicSym()->getTileIdxMap( pcCUTR->getAddr() ) != rpcPic->getPicSym()->getTileIdxMap(uiCUAddr))) |
|---|
| 1168 | ) |
|---|
| 1169 | ) |
|---|
| 1170 | { |
|---|
| 1171 | // TR not available. |
|---|
| 1172 | } |
|---|
| 1173 | else |
|---|
| 1174 | { |
|---|
| 1175 | // TR is available, we use it. |
|---|
| 1176 | ppppcRDSbacCoders[uiSubStrm][0][CI_CURR_BEST]->loadContexts( &m_pcBufferSbacCoders[uiTileCol] ); |
|---|
| 1177 | } |
|---|
| 1178 | } |
|---|
| 1179 | m_pppcRDSbacCoder[0][CI_CURR_BEST]->load( ppppcRDSbacCoders[uiSubStrm][0][CI_CURR_BEST] ); //this load is used to simplify the code |
|---|
| 1180 | } |
|---|
| 1181 | |
|---|
| 1182 | // reset the entropy coder |
|---|
| 1183 | if( uiCUAddr == rpcPic->getPicSym()->getTComTile(rpcPic->getPicSym()->getTileIdxMap(uiCUAddr))->getFirstCUAddr() && // must be first CU of tile |
|---|
| 1184 | uiCUAddr!=0 && // cannot be first CU of picture |
|---|
| 1185 | uiCUAddr!=rpcPic->getPicSym()->getPicSCUAddr(rpcPic->getSlice(rpcPic->getCurrSliceIdx())->getSliceSegmentCurStartCUAddr())/rpcPic->getNumPartInCU() && |
|---|
| 1186 | uiCUAddr!=rpcPic->getPicSym()->getPicSCUAddr(rpcPic->getSlice(rpcPic->getCurrSliceIdx())->getSliceCurStartCUAddr())/rpcPic->getNumPartInCU()) // cannot be first CU of slice |
|---|
| 1187 | { |
|---|
| 1188 | SliceType sliceType = pcSlice->getSliceType(); |
|---|
| 1189 | if (!pcSlice->isIntra() && pcSlice->getPPS()->getCabacInitPresentFlag() && pcSlice->getPPS()->getEncCABACTableIdx()!=I_SLICE) |
|---|
| 1190 | { |
|---|
| 1191 | sliceType = (SliceType) pcSlice->getPPS()->getEncCABACTableIdx(); |
|---|
| 1192 | } |
|---|
| 1193 | m_pcEntropyCoder->updateContextTables ( sliceType, pcSlice->getSliceQp(), false ); |
|---|
| 1194 | m_pcEntropyCoder->setEntropyCoder ( m_pppcRDSbacCoder[0][CI_CURR_BEST], pcSlice ); |
|---|
| 1195 | m_pcEntropyCoder->updateContextTables ( sliceType, pcSlice->getSliceQp() ); |
|---|
| 1196 | m_pcEntropyCoder->setEntropyCoder ( m_pcSbacCoder, pcSlice ); |
|---|
| 1197 | } |
|---|
| 1198 | // if RD based on SBAC is used |
|---|
| 1199 | if( m_pcCfg->getUseSBACRD() ) |
|---|
| 1200 | { |
|---|
| 1201 | // set go-on entropy coder |
|---|
| 1202 | m_pcEntropyCoder->setEntropyCoder ( m_pcRDGoOnSbacCoder, pcSlice ); |
|---|
| 1203 | m_pcEntropyCoder->setBitstream( &pcBitCounters[uiSubStrm] ); |
|---|
| 1204 | |
|---|
| 1205 | ((TEncBinCABAC*)m_pcRDGoOnSbacCoder->getEncBinIf())->setBinCountingEnableFlag(true); |
|---|
| 1206 | |
|---|
| 1207 | #if RATE_CONTROL_LAMBDA_DOMAIN |
|---|
| 1208 | Double oldLambda = m_pcRdCost->getLambda(); |
|---|
| 1209 | if ( m_pcCfg->getUseRateCtrl() ) |
|---|
| 1210 | { |
|---|
| 1211 | Int estQP = pcSlice->getSliceQp(); |
|---|
| 1212 | Double estLambda = -1.0; |
|---|
| 1213 | Double bpp = -1.0; |
|---|
| 1214 | |
|---|
| 1215 | #if M0036_RC_IMPROVEMENT |
|---|
| 1216 | if ( ( rpcPic->getSlice( 0 )->getSliceType() == I_SLICE && m_pcCfg->getForceIntraQP() ) || !m_pcCfg->getLCULevelRC() ) |
|---|
| 1217 | #else |
|---|
| 1218 | if ( rpcPic->getSlice( 0 )->getSliceType() == I_SLICE || !m_pcCfg->getLCULevelRC() ) |
|---|
| 1219 | #endif |
|---|
| 1220 | { |
|---|
| 1221 | estQP = pcSlice->getSliceQp(); |
|---|
| 1222 | } |
|---|
| 1223 | else |
|---|
| 1224 | { |
|---|
| 1225 | #if RATE_CONTROL_INTRA |
|---|
| 1226 | bpp = m_pcRateCtrl->getRCPic()->getLCUTargetBpp(pcSlice->getSliceType()); |
|---|
| 1227 | if ( rpcPic->getSlice( 0 )->getSliceType() == I_SLICE) |
|---|
| 1228 | { |
|---|
| 1229 | estLambda = m_pcRateCtrl->getRCPic()->getLCUEstLambdaAndQP(bpp, pcSlice->getSliceQp(), &estQP); |
|---|
| 1230 | } |
|---|
| 1231 | else |
|---|
| 1232 | { |
|---|
| 1233 | estLambda = m_pcRateCtrl->getRCPic()->getLCUEstLambda( bpp ); |
|---|
| 1234 | estQP = m_pcRateCtrl->getRCPic()->getLCUEstQP ( estLambda, pcSlice->getSliceQp() ); |
|---|
| 1235 | } |
|---|
| 1236 | #else |
|---|
| 1237 | bpp = m_pcRateCtrl->getRCPic()->getLCUTargetBpp(); |
|---|
| 1238 | estLambda = m_pcRateCtrl->getRCPic()->getLCUEstLambda( bpp ); |
|---|
| 1239 | estQP = m_pcRateCtrl->getRCPic()->getLCUEstQP ( estLambda, pcSlice->getSliceQp() ); |
|---|
| 1240 | #endif |
|---|
| 1241 | |
|---|
| 1242 | estQP = Clip3( -pcSlice->getSPS()->getQpBDOffsetY(), MAX_QP, estQP ); |
|---|
| 1243 | |
|---|
| 1244 | m_pcRdCost->setLambda(estLambda); |
|---|
| 1245 | #if M0036_RC_IMPROVEMENT |
|---|
| 1246 | #if RDOQ_CHROMA_LAMBDA |
|---|
| 1247 | // set lambda for RDOQ |
|---|
| 1248 | Double weight=m_pcRdCost->getChromaWeight(); |
|---|
| 1249 | m_pcTrQuant->setLambda( estLambda, estLambda / weight ); |
|---|
| 1250 | #else |
|---|
| 1251 | m_pcTrQuant->setLambda( estLambda ); |
|---|
| 1252 | #endif |
|---|
| 1253 | #endif |
|---|
| 1254 | } |
|---|
| 1255 | |
|---|
| 1256 | m_pcRateCtrl->setRCQP( estQP ); |
|---|
| 1257 | pcCU->getSlice()->setSliceQpBase( estQP ); |
|---|
| 1258 | } |
|---|
| 1259 | #endif |
|---|
| 1260 | |
|---|
| 1261 | // run CU encoder |
|---|
| 1262 | m_pcCuEncoder->compressCU( pcCU ); |
|---|
| 1263 | |
|---|
| 1264 | #if !TICKET_1090_FIX |
|---|
| 1265 | #if RATE_CONTROL_LAMBDA_DOMAIN |
|---|
| 1266 | if ( m_pcCfg->getUseRateCtrl() ) |
|---|
| 1267 | { |
|---|
| 1268 | #if !M0036_RC_IMPROVEMENT |
|---|
| 1269 | UInt SAD = m_pcCuEncoder->getLCUPredictionSAD(); |
|---|
| 1270 | Int height = min( pcSlice->getSPS()->getMaxCUHeight(),pcSlice->getSPS()->getPicHeightInLumaSamples() - uiCUAddr / rpcPic->getFrameWidthInCU() * pcSlice->getSPS()->getMaxCUHeight() ); |
|---|
| 1271 | Int width = min( pcSlice->getSPS()->getMaxCUWidth(),pcSlice->getSPS()->getPicWidthInLumaSamples() - uiCUAddr % rpcPic->getFrameWidthInCU() * pcSlice->getSPS()->getMaxCUWidth() ); |
|---|
| 1272 | Double MAD = (Double)SAD / (Double)(height * width); |
|---|
| 1273 | MAD = MAD * MAD; |
|---|
| 1274 | ( m_pcRateCtrl->getRCPic()->getLCU(uiCUAddr) ).m_MAD = MAD; |
|---|
| 1275 | #endif |
|---|
| 1276 | |
|---|
| 1277 | Int actualQP = g_RCInvalidQPValue; |
|---|
| 1278 | Double actualLambda = m_pcRdCost->getLambda(); |
|---|
| 1279 | Int actualBits = pcCU->getTotalBits(); |
|---|
| 1280 | Int numberOfEffectivePixels = 0; |
|---|
| 1281 | for ( Int idx = 0; idx < rpcPic->getNumPartInCU(); idx++ ) |
|---|
| 1282 | { |
|---|
| 1283 | if ( pcCU->getPredictionMode( idx ) != MODE_NONE && ( !pcCU->isSkipped( idx ) ) ) |
|---|
| 1284 | { |
|---|
| 1285 | numberOfEffectivePixels = numberOfEffectivePixels + 16; |
|---|
| 1286 | break; |
|---|
| 1287 | } |
|---|
| 1288 | } |
|---|
| 1289 | |
|---|
| 1290 | if ( numberOfEffectivePixels == 0 ) |
|---|
| 1291 | { |
|---|
| 1292 | actualQP = g_RCInvalidQPValue; |
|---|
| 1293 | } |
|---|
| 1294 | else |
|---|
| 1295 | { |
|---|
| 1296 | actualQP = pcCU->getQP( 0 ); |
|---|
| 1297 | } |
|---|
| 1298 | m_pcRdCost->setLambda(oldLambda); |
|---|
| 1299 | #if RATE_CONTROL_INTRA |
|---|
| 1300 | m_pcRateCtrl->getRCPic()->updateAfterLCU( m_pcRateCtrl->getRCPic()->getLCUCoded(), actualBits, actualQP, actualLambda, |
|---|
| 1301 | pcCU->getSlice()->getSliceType() == I_SLICE ? 0 : m_pcCfg->getLCULevelRC() ); |
|---|
| 1302 | #else |
|---|
| 1303 | m_pcRateCtrl->getRCPic()->updateAfterLCU( m_pcRateCtrl->getRCPic()->getLCUCoded(), actualBits, actualQP, actualLambda, m_pcCfg->getLCULevelRC() ); |
|---|
| 1304 | #endif |
|---|
| 1305 | } |
|---|
| 1306 | #endif |
|---|
| 1307 | #endif |
|---|
| 1308 | |
|---|
| 1309 | // restore entropy coder to an initial stage |
|---|
| 1310 | m_pcEntropyCoder->setEntropyCoder ( m_pppcRDSbacCoder[0][CI_CURR_BEST], pcSlice ); |
|---|
| 1311 | m_pcEntropyCoder->setBitstream( &pcBitCounters[uiSubStrm] ); |
|---|
| 1312 | m_pcCuEncoder->setBitCounter( &pcBitCounters[uiSubStrm] ); |
|---|
| 1313 | m_pcBitCounter = &pcBitCounters[uiSubStrm]; |
|---|
| 1314 | pppcRDSbacCoder->setBinCountingEnableFlag( true ); |
|---|
| 1315 | m_pcBitCounter->resetBits(); |
|---|
| 1316 | pppcRDSbacCoder->setBinsCoded( 0 ); |
|---|
| 1317 | m_pcCuEncoder->encodeCU( pcCU ); |
|---|
| 1318 | |
|---|
| 1319 | pppcRDSbacCoder->setBinCountingEnableFlag( false ); |
|---|
| 1320 | if (m_pcCfg->getSliceMode()==FIXED_NUMBER_OF_BYTES && ( ( pcSlice->getSliceBits() + m_pcEntropyCoder->getNumberOfWrittenBits() ) ) > m_pcCfg->getSliceArgument()<<3) |
|---|
| 1321 | { |
|---|
| 1322 | pcSlice->setNextSlice( true ); |
|---|
| 1323 | break; |
|---|
| 1324 | } |
|---|
| 1325 | if (m_pcCfg->getSliceSegmentMode()==FIXED_NUMBER_OF_BYTES && pcSlice->getSliceSegmentBits()+m_pcEntropyCoder->getNumberOfWrittenBits() > (m_pcCfg->getSliceSegmentArgument() << 3) &&pcSlice->getSliceCurEndCUAddr()!=pcSlice->getSliceSegmentCurEndCUAddr()) |
|---|
| 1326 | { |
|---|
| 1327 | pcSlice->setNextSliceSegment( true ); |
|---|
| 1328 | break; |
|---|
| 1329 | } |
|---|
| 1330 | if( m_pcCfg->getUseSBACRD() ) |
|---|
| 1331 | { |
|---|
| 1332 | ppppcRDSbacCoders[uiSubStrm][0][CI_CURR_BEST]->load( m_pppcRDSbacCoder[0][CI_CURR_BEST] ); |
|---|
| 1333 | |
|---|
| 1334 | //Store probabilties of second LCU in line into buffer |
|---|
| 1335 | if ( ( uiCol == uiTileLCUX+1) && (depSliceSegmentsEnabled || (pcSlice->getPPS()->getNumSubstreams() > 1)) && m_pcCfg->getWaveFrontsynchro()) |
|---|
| 1336 | { |
|---|
| 1337 | m_pcBufferSbacCoders[uiTileCol].loadContexts(ppppcRDSbacCoders[uiSubStrm][0][CI_CURR_BEST]); |
|---|
| 1338 | } |
|---|
| 1339 | } |
|---|
| 1340 | |
|---|
| 1341 | #if TICKET_1090_FIX |
|---|
| 1342 | #if RATE_CONTROL_LAMBDA_DOMAIN |
|---|
| 1343 | if ( m_pcCfg->getUseRateCtrl() ) |
|---|
| 1344 | { |
|---|
| 1345 | #if !M0036_RC_IMPROVEMENT |
|---|
| 1346 | UInt SAD = m_pcCuEncoder->getLCUPredictionSAD(); |
|---|
| 1347 | Int height = min( pcSlice->getSPS()->getMaxCUHeight(),pcSlice->getSPS()->getPicHeightInLumaSamples() - uiCUAddr / rpcPic->getFrameWidthInCU() * pcSlice->getSPS()->getMaxCUHeight() ); |
|---|
| 1348 | Int width = min( pcSlice->getSPS()->getMaxCUWidth(),pcSlice->getSPS()->getPicWidthInLumaSamples() - uiCUAddr % rpcPic->getFrameWidthInCU() * pcSlice->getSPS()->getMaxCUWidth() ); |
|---|
| 1349 | Double MAD = (Double)SAD / (Double)(height * width); |
|---|
| 1350 | MAD = MAD * MAD; |
|---|
| 1351 | ( m_pcRateCtrl->getRCPic()->getLCU(uiCUAddr) ).m_MAD = MAD; |
|---|
| 1352 | #endif |
|---|
| 1353 | |
|---|
| 1354 | Int actualQP = g_RCInvalidQPValue; |
|---|
| 1355 | Double actualLambda = m_pcRdCost->getLambda(); |
|---|
| 1356 | Int actualBits = pcCU->getTotalBits(); |
|---|
| 1357 | Int numberOfEffectivePixels = 0; |
|---|
| 1358 | for ( Int idx = 0; idx < rpcPic->getNumPartInCU(); idx++ ) |
|---|
| 1359 | { |
|---|
| 1360 | if ( pcCU->getPredictionMode( idx ) != MODE_NONE && ( !pcCU->isSkipped( idx ) ) ) |
|---|
| 1361 | { |
|---|
| 1362 | numberOfEffectivePixels = numberOfEffectivePixels + 16; |
|---|
| 1363 | break; |
|---|
| 1364 | } |
|---|
| 1365 | } |
|---|
| 1366 | |
|---|
| 1367 | if ( numberOfEffectivePixels == 0 ) |
|---|
| 1368 | { |
|---|
| 1369 | actualQP = g_RCInvalidQPValue; |
|---|
| 1370 | } |
|---|
| 1371 | else |
|---|
| 1372 | { |
|---|
| 1373 | actualQP = pcCU->getQP( 0 ); |
|---|
| 1374 | } |
|---|
| 1375 | m_pcRdCost->setLambda(oldLambda); |
|---|
| 1376 | |
|---|
| 1377 | #if RATE_CONTROL_INTRA |
|---|
| 1378 | m_pcRateCtrl->getRCPic()->updateAfterLCU( m_pcRateCtrl->getRCPic()->getLCUCoded(), actualBits, actualQP, actualLambda, |
|---|
| 1379 | pcCU->getSlice()->getSliceType() == I_SLICE ? 0 : m_pcCfg->getLCULevelRC() ); |
|---|
| 1380 | #else |
|---|
| 1381 | m_pcRateCtrl->getRCPic()->updateAfterLCU( m_pcRateCtrl->getRCPic()->getLCUCoded(), actualBits, actualQP, actualLambda, m_pcCfg->getLCULevelRC() ); |
|---|
| 1382 | #endif |
|---|
| 1383 | } |
|---|
| 1384 | #endif |
|---|
| 1385 | #endif |
|---|
| 1386 | } |
|---|
| 1387 | // other case: encodeCU is not called |
|---|
| 1388 | else |
|---|
| 1389 | { |
|---|
| 1390 | m_pcCuEncoder->compressCU( pcCU ); |
|---|
| 1391 | m_pcCuEncoder->encodeCU( pcCU ); |
|---|
| 1392 | if (m_pcCfg->getSliceMode()==FIXED_NUMBER_OF_BYTES && ( ( pcSlice->getSliceBits()+ m_pcEntropyCoder->getNumberOfWrittenBits() ) ) > m_pcCfg->getSliceArgument()<<3) |
|---|
| 1393 | { |
|---|
| 1394 | pcSlice->setNextSlice( true ); |
|---|
| 1395 | break; |
|---|
| 1396 | } |
|---|
| 1397 | if (m_pcCfg->getSliceSegmentMode()==FIXED_NUMBER_OF_BYTES && pcSlice->getSliceSegmentBits()+ m_pcEntropyCoder->getNumberOfWrittenBits()> m_pcCfg->getSliceSegmentArgument()<<3 &&pcSlice->getSliceCurEndCUAddr()!=pcSlice->getSliceSegmentCurEndCUAddr()) |
|---|
| 1398 | { |
|---|
| 1399 | pcSlice->setNextSliceSegment( true ); |
|---|
| 1400 | break; |
|---|
| 1401 | } |
|---|
| 1402 | } |
|---|
| 1403 | |
|---|
| 1404 | m_uiPicTotalBits += pcCU->getTotalBits(); |
|---|
| 1405 | m_dPicRdCost += pcCU->getTotalCost(); |
|---|
| 1406 | m_uiPicDist += pcCU->getTotalDistortion(); |
|---|
| 1407 | #if !RATE_CONTROL_LAMBDA_DOMAIN |
|---|
| 1408 | if(m_pcCfg->getUseRateCtrl()) |
|---|
| 1409 | { |
|---|
| 1410 | m_pcRateCtrl->updateLCUData(pcCU, pcCU->getTotalBits(), pcCU->getQP(0)); |
|---|
| 1411 | m_pcRateCtrl->updataRCUnitStatus(); |
|---|
| 1412 | } |
|---|
| 1413 | #endif |
|---|
| 1414 | } |
|---|
| 1415 | if ((pcSlice->getPPS()->getNumSubstreams() > 1) && !depSliceSegmentsEnabled) |
|---|
| 1416 | { |
|---|
| 1417 | pcSlice->setNextSlice( true ); |
|---|
| 1418 | } |
|---|
| 1419 | if( depSliceSegmentsEnabled ) |
|---|
| 1420 | { |
|---|
| 1421 | if (m_pcCfg->getWaveFrontsynchro()) |
|---|
| 1422 | { |
|---|
| 1423 | CTXMem[1]->loadContexts( &m_pcBufferSbacCoders[uiTileCol] );//ctx 2.LCU |
|---|
| 1424 | } |
|---|
| 1425 | CTXMem[0]->loadContexts( m_pppcRDSbacCoder[0][CI_CURR_BEST] );//ctx end of dep.slice |
|---|
| 1426 | } |
|---|
| 1427 | xRestoreWPparam( pcSlice ); |
|---|
| 1428 | #if !RATE_CONTROL_LAMBDA_DOMAIN |
|---|
| 1429 | if(m_pcCfg->getUseRateCtrl()) |
|---|
| 1430 | { |
|---|
| 1431 | m_pcRateCtrl->updateFrameData(m_uiPicTotalBits); |
|---|
| 1432 | } |
|---|
| 1433 | #endif |
|---|
| 1434 | } |
|---|
| 1435 | |
|---|
| 1436 | /** |
|---|
| 1437 | \param rpcPic picture class |
|---|
| 1438 | \retval rpcBitstream bitstream class |
|---|
| 1439 | */ |
|---|
| 1440 | Void TEncSlice::encodeSlice ( TComPic*& rpcPic, TComOutputBitstream* pcSubstreams ) |
|---|
| 1441 | { |
|---|
| 1442 | UInt uiCUAddr; |
|---|
| 1443 | UInt uiStartCUAddr; |
|---|
| 1444 | UInt uiBoundingCUAddr; |
|---|
| 1445 | TComSlice* pcSlice = rpcPic->getSlice(getSliceIdx()); |
|---|
| 1446 | |
|---|
| 1447 | uiStartCUAddr=pcSlice->getSliceSegmentCurStartCUAddr(); |
|---|
| 1448 | uiBoundingCUAddr=pcSlice->getSliceSegmentCurEndCUAddr(); |
|---|
| 1449 | // choose entropy coder |
|---|
| 1450 | { |
|---|
| 1451 | m_pcSbacCoder->init( (TEncBinIf*)m_pcBinCABAC ); |
|---|
| 1452 | m_pcEntropyCoder->setEntropyCoder ( m_pcSbacCoder, pcSlice ); |
|---|
| 1453 | } |
|---|
| 1454 | |
|---|
| 1455 | m_pcCuEncoder->setBitCounter( NULL ); |
|---|
| 1456 | m_pcBitCounter = NULL; |
|---|
| 1457 | // Appropriate substream bitstream is switched later. |
|---|
| 1458 | // for every CU |
|---|
| 1459 | #if ENC_DEC_TRACE |
|---|
| 1460 | g_bJustDoIt = g_bEncDecTraceEnable; |
|---|
| 1461 | #endif |
|---|
| 1462 | DTRACE_CABAC_VL( g_nSymbolCounter++ ); |
|---|
| 1463 | DTRACE_CABAC_T( "\tPOC: " ); |
|---|
| 1464 | DTRACE_CABAC_V( rpcPic->getPOC() ); |
|---|
| 1465 | #if H_MV_ENC_DEC_TRAC |
|---|
| 1466 | DTRACE_CABAC_T( " Layer: " ); |
|---|
| 1467 | DTRACE_CABAC_V( rpcPic->getLayerId() ); |
|---|
| 1468 | #endif |
|---|
| 1469 | DTRACE_CABAC_T( "\n" ); |
|---|
| 1470 | #if ENC_DEC_TRACE |
|---|
| 1471 | g_bJustDoIt = g_bEncDecTraceDisable; |
|---|
| 1472 | #endif |
|---|
| 1473 | |
|---|
| 1474 | TEncTop* pcEncTop = (TEncTop*) m_pcCfg; |
|---|
| 1475 | TEncSbac* pcSbacCoders = pcEncTop->getSbacCoders(); //coder for each substream |
|---|
| 1476 | Int iNumSubstreams = pcSlice->getPPS()->getNumSubstreams(); |
|---|
| 1477 | UInt uiBitsOriginallyInSubstreams = 0; |
|---|
| 1478 | { |
|---|
| 1479 | UInt uiTilesAcross = rpcPic->getPicSym()->getNumColumnsMinus1()+1; |
|---|
| 1480 | for (UInt ui = 0; ui < uiTilesAcross; ui++) |
|---|
| 1481 | { |
|---|
| 1482 | m_pcBufferSbacCoders[ui].load(m_pcSbacCoder); //init. state |
|---|
| 1483 | } |
|---|
| 1484 | |
|---|
| 1485 | for (Int iSubstrmIdx=0; iSubstrmIdx < iNumSubstreams; iSubstrmIdx++) |
|---|
| 1486 | { |
|---|
| 1487 | uiBitsOriginallyInSubstreams += pcSubstreams[iSubstrmIdx].getNumberOfWrittenBits(); |
|---|
| 1488 | } |
|---|
| 1489 | |
|---|
| 1490 | for (UInt ui = 0; ui < uiTilesAcross; ui++) |
|---|
| 1491 | { |
|---|
| 1492 | m_pcBufferLowLatSbacCoders[ui].load(m_pcSbacCoder); //init. state |
|---|
| 1493 | } |
|---|
| 1494 | } |
|---|
| 1495 | |
|---|
| 1496 | UInt uiWidthInLCUs = rpcPic->getPicSym()->getFrameWidthInCU(); |
|---|
| 1497 | UInt uiCol=0, uiLin=0, uiSubStrm=0; |
|---|
| 1498 | UInt uiTileCol = 0; |
|---|
| 1499 | UInt uiTileStartLCU = 0; |
|---|
| 1500 | UInt uiTileLCUX = 0; |
|---|
| 1501 | Bool depSliceSegmentsEnabled = pcSlice->getPPS()->getDependentSliceSegmentsEnabledFlag(); |
|---|
| 1502 | uiCUAddr = rpcPic->getPicSym()->getCUOrderMap( uiStartCUAddr /rpcPic->getNumPartInCU()); /* for tiles, uiStartCUAddr is NOT the real raster scan address, it is actually |
|---|
| 1503 | an encoding order index, so we need to convert the index (uiStartCUAddr) |
|---|
| 1504 | into the real raster scan address (uiCUAddr) via the CUOrderMap */ |
|---|
| 1505 | uiTileStartLCU = rpcPic->getPicSym()->getTComTile(rpcPic->getPicSym()->getTileIdxMap(uiCUAddr))->getFirstCUAddr(); |
|---|
| 1506 | if( depSliceSegmentsEnabled ) |
|---|
| 1507 | { |
|---|
| 1508 | if( pcSlice->isNextSlice()|| |
|---|
| 1509 | uiCUAddr == rpcPic->getPicSym()->getTComTile(rpcPic->getPicSym()->getTileIdxMap(uiCUAddr))->getFirstCUAddr()) |
|---|
| 1510 | { |
|---|
| 1511 | if(m_pcCfg->getWaveFrontsynchro()) |
|---|
| 1512 | { |
|---|
| 1513 | CTXMem[1]->loadContexts(m_pcSbacCoder); |
|---|
| 1514 | } |
|---|
| 1515 | CTXMem[0]->loadContexts(m_pcSbacCoder); |
|---|
| 1516 | } |
|---|
| 1517 | else |
|---|
| 1518 | { |
|---|
| 1519 | if(m_pcCfg->getWaveFrontsynchro()) |
|---|
| 1520 | { |
|---|
| 1521 | uiTileCol = rpcPic->getPicSym()->getTileIdxMap(uiCUAddr) % (rpcPic->getPicSym()->getNumColumnsMinus1()+1); |
|---|
| 1522 | m_pcBufferSbacCoders[uiTileCol].loadContexts( CTXMem[1] ); |
|---|
| 1523 | Int iNumSubstreamsPerTile = iNumSubstreams/rpcPic->getPicSym()->getNumTiles(); |
|---|
| 1524 | uiLin = uiCUAddr / uiWidthInLCUs; |
|---|
| 1525 | uiSubStrm = rpcPic->getPicSym()->getTileIdxMap(rpcPic->getPicSym()->getCUOrderMap( uiCUAddr))*iNumSubstreamsPerTile |
|---|
| 1526 | + uiLin%iNumSubstreamsPerTile; |
|---|
| 1527 | if ( (uiCUAddr%uiWidthInLCUs+1) >= uiWidthInLCUs ) |
|---|
| 1528 | { |
|---|
| 1529 | uiCol = uiCUAddr % uiWidthInLCUs; |
|---|
| 1530 | uiTileLCUX = uiTileStartLCU % uiWidthInLCUs; |
|---|
| 1531 | if(uiCol==uiTileLCUX) |
|---|
| 1532 | { |
|---|
| 1533 | CTXMem[0]->loadContexts(m_pcSbacCoder); |
|---|
| 1534 | } |
|---|
| 1535 | } |
|---|
| 1536 | } |
|---|
| 1537 | pcSbacCoders[uiSubStrm].loadContexts( CTXMem[0] ); |
|---|
| 1538 | } |
|---|
| 1539 | } |
|---|
| 1540 | |
|---|
| 1541 | UInt uiEncCUOrder; |
|---|
| 1542 | for( uiEncCUOrder = uiStartCUAddr /rpcPic->getNumPartInCU(); |
|---|
| 1543 | uiEncCUOrder < (uiBoundingCUAddr+rpcPic->getNumPartInCU()-1)/rpcPic->getNumPartInCU(); |
|---|
| 1544 | uiCUAddr = rpcPic->getPicSym()->getCUOrderMap(++uiEncCUOrder) ) |
|---|
| 1545 | { |
|---|
| 1546 | if( m_pcCfg->getUseSBACRD() ) |
|---|
| 1547 | { |
|---|
| 1548 | uiTileCol = rpcPic->getPicSym()->getTileIdxMap(uiCUAddr) % (rpcPic->getPicSym()->getNumColumnsMinus1()+1); // what column of tiles are we in? |
|---|
| 1549 | uiTileStartLCU = rpcPic->getPicSym()->getTComTile(rpcPic->getPicSym()->getTileIdxMap(uiCUAddr))->getFirstCUAddr(); |
|---|
| 1550 | uiTileLCUX = uiTileStartLCU % uiWidthInLCUs; |
|---|
| 1551 | //UInt uiSliceStartLCU = pcSlice->getSliceCurStartCUAddr(); |
|---|
| 1552 | uiCol = uiCUAddr % uiWidthInLCUs; |
|---|
| 1553 | uiLin = uiCUAddr / uiWidthInLCUs; |
|---|
| 1554 | if (pcSlice->getPPS()->getNumSubstreams() > 1) |
|---|
| 1555 | { |
|---|
| 1556 | // independent tiles => substreams are "per tile". iNumSubstreams has already been multiplied. |
|---|
| 1557 | Int iNumSubstreamsPerTile = iNumSubstreams/rpcPic->getPicSym()->getNumTiles(); |
|---|
| 1558 | uiSubStrm = rpcPic->getPicSym()->getTileIdxMap(uiCUAddr)*iNumSubstreamsPerTile |
|---|
| 1559 | + uiLin%iNumSubstreamsPerTile; |
|---|
| 1560 | } |
|---|
| 1561 | else |
|---|
| 1562 | { |
|---|
| 1563 | // dependent tiles => substreams are "per frame". |
|---|
| 1564 | uiSubStrm = uiLin % iNumSubstreams; |
|---|
| 1565 | } |
|---|
| 1566 | |
|---|
| 1567 | m_pcEntropyCoder->setBitstream( &pcSubstreams[uiSubStrm] ); |
|---|
| 1568 | // Synchronize cabac probabilities with upper-right LCU if it's available and we're at the start of a line. |
|---|
| 1569 | if (((pcSlice->getPPS()->getNumSubstreams() > 1) || depSliceSegmentsEnabled) && (uiCol == uiTileLCUX) && m_pcCfg->getWaveFrontsynchro()) |
|---|
| 1570 | { |
|---|
| 1571 | // We'll sync if the TR is available. |
|---|
| 1572 | TComDataCU *pcCUUp = rpcPic->getCU( uiCUAddr )->getCUAbove(); |
|---|
| 1573 | UInt uiWidthInCU = rpcPic->getFrameWidthInCU(); |
|---|
| 1574 | UInt uiMaxParts = 1<<(pcSlice->getSPS()->getMaxCUDepth()<<1); |
|---|
| 1575 | TComDataCU *pcCUTR = NULL; |
|---|
| 1576 | if ( pcCUUp && ((uiCUAddr%uiWidthInCU+1) < uiWidthInCU) ) |
|---|
| 1577 | { |
|---|
| 1578 | pcCUTR = rpcPic->getCU( uiCUAddr - uiWidthInCU + 1 ); |
|---|
| 1579 | } |
|---|
| 1580 | if ( (true/*bEnforceSliceRestriction*/ && |
|---|
| 1581 | ((pcCUTR==NULL) || (pcCUTR->getSlice()==NULL) || |
|---|
| 1582 | (pcCUTR->getSCUAddr()+uiMaxParts-1 < pcSlice->getSliceCurStartCUAddr()) || |
|---|
| 1583 | ((rpcPic->getPicSym()->getTileIdxMap( pcCUTR->getAddr() ) != rpcPic->getPicSym()->getTileIdxMap(uiCUAddr))) |
|---|
| 1584 | )) |
|---|
| 1585 | ) |
|---|
| 1586 | { |
|---|
| 1587 | // TR not available. |
|---|
| 1588 | } |
|---|
| 1589 | else |
|---|
| 1590 | { |
|---|
| 1591 | // TR is available, we use it. |
|---|
| 1592 | pcSbacCoders[uiSubStrm].loadContexts( &m_pcBufferSbacCoders[uiTileCol] ); |
|---|
| 1593 | } |
|---|
| 1594 | } |
|---|
| 1595 | m_pcSbacCoder->load(&pcSbacCoders[uiSubStrm]); //this load is used to simplify the code (avoid to change all the call to m_pcSbacCoder) |
|---|
| 1596 | } |
|---|
| 1597 | // reset the entropy coder |
|---|
| 1598 | if( uiCUAddr == rpcPic->getPicSym()->getTComTile(rpcPic->getPicSym()->getTileIdxMap(uiCUAddr))->getFirstCUAddr() && // must be first CU of tile |
|---|
| 1599 | uiCUAddr!=0 && // cannot be first CU of picture |
|---|
| 1600 | uiCUAddr!=rpcPic->getPicSym()->getPicSCUAddr(rpcPic->getSlice(rpcPic->getCurrSliceIdx())->getSliceSegmentCurStartCUAddr())/rpcPic->getNumPartInCU() && |
|---|
| 1601 | uiCUAddr!=rpcPic->getPicSym()->getPicSCUAddr(rpcPic->getSlice(rpcPic->getCurrSliceIdx())->getSliceCurStartCUAddr())/rpcPic->getNumPartInCU()) // cannot be first CU of slice |
|---|
| 1602 | { |
|---|
| 1603 | { |
|---|
| 1604 | // We're crossing into another tile, tiles are independent. |
|---|
| 1605 | // When tiles are independent, we have "substreams per tile". Each substream has already been terminated, and we no longer |
|---|
| 1606 | // have to perform it here. |
|---|
| 1607 | if (pcSlice->getPPS()->getNumSubstreams() > 1) |
|---|
| 1608 | { |
|---|
| 1609 | ; // do nothing. |
|---|
| 1610 | } |
|---|
| 1611 | else |
|---|
| 1612 | { |
|---|
| 1613 | SliceType sliceType = pcSlice->getSliceType(); |
|---|
| 1614 | if (!pcSlice->isIntra() && pcSlice->getPPS()->getCabacInitPresentFlag() && pcSlice->getPPS()->getEncCABACTableIdx()!=I_SLICE) |
|---|
| 1615 | { |
|---|
| 1616 | sliceType = (SliceType) pcSlice->getPPS()->getEncCABACTableIdx(); |
|---|
| 1617 | } |
|---|
| 1618 | m_pcEntropyCoder->updateContextTables( sliceType, pcSlice->getSliceQp() ); |
|---|
| 1619 | // Byte-alignment in slice_data() when new tile |
|---|
| 1620 | pcSubstreams[uiSubStrm].writeByteAlignment(); |
|---|
| 1621 | } |
|---|
| 1622 | } |
|---|
| 1623 | { |
|---|
| 1624 | UInt numStartCodeEmulations = pcSubstreams[uiSubStrm].countStartCodeEmulations(); |
|---|
| 1625 | UInt uiAccumulatedSubstreamLength = 0; |
|---|
| 1626 | for (Int iSubstrmIdx=0; iSubstrmIdx < iNumSubstreams; iSubstrmIdx++) |
|---|
| 1627 | { |
|---|
| 1628 | uiAccumulatedSubstreamLength += pcSubstreams[iSubstrmIdx].getNumberOfWrittenBits(); |
|---|
| 1629 | } |
|---|
| 1630 | // add bits coded in previous dependent slices + bits coded so far |
|---|
| 1631 | // add number of emulation prevention byte count in the tile |
|---|
| 1632 | pcSlice->addTileLocation( ((pcSlice->getTileOffstForMultES() + uiAccumulatedSubstreamLength - uiBitsOriginallyInSubstreams) >> 3) + numStartCodeEmulations ); |
|---|
| 1633 | } |
|---|
| 1634 | } |
|---|
| 1635 | |
|---|
| 1636 | #if H_3D_QTLPC |
|---|
| 1637 | rpcPic->setReduceBitsFlag(true); |
|---|
| 1638 | #endif |
|---|
| 1639 | TComDataCU*& pcCU = rpcPic->getCU( uiCUAddr ); |
|---|
| 1640 | if ( pcSlice->getSPS()->getUseSAO() && (pcSlice->getSaoEnabledFlag()||pcSlice->getSaoEnabledFlagChroma()) ) |
|---|
| 1641 | { |
|---|
| 1642 | SAOParam *saoParam = pcSlice->getPic()->getPicSym()->getSaoParam(); |
|---|
| 1643 | Int iNumCuInWidth = saoParam->numCuInWidth; |
|---|
| 1644 | Int iCUAddrInSlice = uiCUAddr - rpcPic->getPicSym()->getCUOrderMap(pcSlice->getSliceCurStartCUAddr()/rpcPic->getNumPartInCU()); |
|---|
| 1645 | Int iCUAddrUpInSlice = iCUAddrInSlice - iNumCuInWidth; |
|---|
| 1646 | Int rx = uiCUAddr % iNumCuInWidth; |
|---|
| 1647 | Int ry = uiCUAddr / iNumCuInWidth; |
|---|
| 1648 | Int allowMergeLeft = 1; |
|---|
| 1649 | Int allowMergeUp = 1; |
|---|
| 1650 | if (rx!=0) |
|---|
| 1651 | { |
|---|
| 1652 | if (rpcPic->getPicSym()->getTileIdxMap(uiCUAddr-1) != rpcPic->getPicSym()->getTileIdxMap(uiCUAddr)) |
|---|
| 1653 | { |
|---|
| 1654 | allowMergeLeft = 0; |
|---|
| 1655 | } |
|---|
| 1656 | } |
|---|
| 1657 | if (ry!=0) |
|---|
| 1658 | { |
|---|
| 1659 | if (rpcPic->getPicSym()->getTileIdxMap(uiCUAddr-iNumCuInWidth) != rpcPic->getPicSym()->getTileIdxMap(uiCUAddr)) |
|---|
| 1660 | { |
|---|
| 1661 | allowMergeUp = 0; |
|---|
| 1662 | } |
|---|
| 1663 | } |
|---|
| 1664 | Int addr = pcCU->getAddr(); |
|---|
| 1665 | allowMergeLeft = allowMergeLeft && (rx>0) && (iCUAddrInSlice!=0); |
|---|
| 1666 | allowMergeUp = allowMergeUp && (ry>0) && (iCUAddrUpInSlice>=0); |
|---|
| 1667 | if( saoParam->bSaoFlag[0] || saoParam->bSaoFlag[1] ) |
|---|
| 1668 | { |
|---|
| 1669 | Int mergeLeft = saoParam->saoLcuParam[0][addr].mergeLeftFlag; |
|---|
| 1670 | Int mergeUp = saoParam->saoLcuParam[0][addr].mergeUpFlag; |
|---|
| 1671 | if (allowMergeLeft) |
|---|
| 1672 | { |
|---|
| 1673 | m_pcEntropyCoder->m_pcEntropyCoderIf->codeSaoMerge(mergeLeft); |
|---|
| 1674 | } |
|---|
| 1675 | else |
|---|
| 1676 | { |
|---|
| 1677 | mergeLeft = 0; |
|---|
| 1678 | } |
|---|
| 1679 | if(mergeLeft == 0) |
|---|
| 1680 | { |
|---|
| 1681 | if (allowMergeUp) |
|---|
| 1682 | { |
|---|
| 1683 | m_pcEntropyCoder->m_pcEntropyCoderIf->codeSaoMerge(mergeUp); |
|---|
| 1684 | } |
|---|
| 1685 | else |
|---|
| 1686 | { |
|---|
| 1687 | mergeUp = 0; |
|---|
| 1688 | } |
|---|
| 1689 | if(mergeUp == 0) |
|---|
| 1690 | { |
|---|
| 1691 | for (Int compIdx=0;compIdx<3;compIdx++) |
|---|
| 1692 | { |
|---|
| 1693 | if( (compIdx == 0 && saoParam->bSaoFlag[0]) || (compIdx > 0 && saoParam->bSaoFlag[1])) |
|---|
| 1694 | { |
|---|
| 1695 | m_pcEntropyCoder->encodeSaoOffset(&saoParam->saoLcuParam[compIdx][addr], compIdx); |
|---|
| 1696 | } |
|---|
| 1697 | } |
|---|
| 1698 | } |
|---|
| 1699 | } |
|---|
| 1700 | } |
|---|
| 1701 | } |
|---|
| 1702 | else if (pcSlice->getSPS()->getUseSAO()) |
|---|
| 1703 | { |
|---|
| 1704 | Int addr = pcCU->getAddr(); |
|---|
| 1705 | SAOParam *saoParam = pcSlice->getPic()->getPicSym()->getSaoParam(); |
|---|
| 1706 | for (Int cIdx=0; cIdx<3; cIdx++) |
|---|
| 1707 | { |
|---|
| 1708 | SaoLcuParam *saoLcuParam = &(saoParam->saoLcuParam[cIdx][addr]); |
|---|
| 1709 | if ( ((cIdx == 0) && !pcSlice->getSaoEnabledFlag()) || ((cIdx == 1 || cIdx == 2) && !pcSlice->getSaoEnabledFlagChroma())) |
|---|
| 1710 | { |
|---|
| 1711 | saoLcuParam->mergeUpFlag = 0; |
|---|
| 1712 | saoLcuParam->mergeLeftFlag = 0; |
|---|
| 1713 | saoLcuParam->subTypeIdx = 0; |
|---|
| 1714 | saoLcuParam->typeIdx = -1; |
|---|
| 1715 | saoLcuParam->offset[0] = 0; |
|---|
| 1716 | saoLcuParam->offset[1] = 0; |
|---|
| 1717 | saoLcuParam->offset[2] = 0; |
|---|
| 1718 | saoLcuParam->offset[3] = 0; |
|---|
| 1719 | } |
|---|
| 1720 | } |
|---|
| 1721 | } |
|---|
| 1722 | #if ENC_DEC_TRACE |
|---|
| 1723 | g_bJustDoIt = g_bEncDecTraceEnable; |
|---|
| 1724 | #endif |
|---|
| 1725 | if ( (m_pcCfg->getSliceMode()!=0 || m_pcCfg->getSliceSegmentMode()!=0) && |
|---|
| 1726 | uiCUAddr == rpcPic->getPicSym()->getCUOrderMap((uiBoundingCUAddr+rpcPic->getNumPartInCU()-1)/rpcPic->getNumPartInCU()-1) ) |
|---|
| 1727 | { |
|---|
| 1728 | m_pcCuEncoder->encodeCU( pcCU ); |
|---|
| 1729 | } |
|---|
| 1730 | else |
|---|
| 1731 | { |
|---|
| 1732 | m_pcCuEncoder->encodeCU( pcCU ); |
|---|
| 1733 | } |
|---|
| 1734 | #if ENC_DEC_TRACE |
|---|
| 1735 | g_bJustDoIt = g_bEncDecTraceDisable; |
|---|
| 1736 | #endif |
|---|
| 1737 | if( m_pcCfg->getUseSBACRD() ) |
|---|
| 1738 | { |
|---|
| 1739 | pcSbacCoders[uiSubStrm].load(m_pcSbacCoder); //load back status of the entropy coder after encoding the LCU into relevant bitstream entropy coder |
|---|
| 1740 | |
|---|
| 1741 | |
|---|
| 1742 | //Store probabilties of second LCU in line into buffer |
|---|
| 1743 | if ( (depSliceSegmentsEnabled || (pcSlice->getPPS()->getNumSubstreams() > 1)) && (uiCol == uiTileLCUX+1) && m_pcCfg->getWaveFrontsynchro()) |
|---|
| 1744 | { |
|---|
| 1745 | m_pcBufferSbacCoders[uiTileCol].loadContexts( &pcSbacCoders[uiSubStrm] ); |
|---|
| 1746 | } |
|---|
| 1747 | } |
|---|
| 1748 | #if H_3D_QTLPC |
|---|
| 1749 | rpcPic->setReduceBitsFlag(false); |
|---|
| 1750 | #endif |
|---|
| 1751 | } |
|---|
| 1752 | if( depSliceSegmentsEnabled ) |
|---|
| 1753 | { |
|---|
| 1754 | if (m_pcCfg->getWaveFrontsynchro()) |
|---|
| 1755 | { |
|---|
| 1756 | CTXMem[1]->loadContexts( &m_pcBufferSbacCoders[uiTileCol] );//ctx 2.LCU |
|---|
| 1757 | } |
|---|
| 1758 | CTXMem[0]->loadContexts( m_pcSbacCoder );//ctx end of dep.slice |
|---|
| 1759 | } |
|---|
| 1760 | #if ADAPTIVE_QP_SELECTION |
|---|
| 1761 | if( m_pcCfg->getUseAdaptQpSelect() ) |
|---|
| 1762 | { |
|---|
| 1763 | m_pcTrQuant->storeSliceQpNext(pcSlice); |
|---|
| 1764 | } |
|---|
| 1765 | #endif |
|---|
| 1766 | if (pcSlice->getPPS()->getCabacInitPresentFlag()) |
|---|
| 1767 | { |
|---|
| 1768 | if (pcSlice->getPPS()->getDependentSliceSegmentsEnabledFlag()) |
|---|
| 1769 | { |
|---|
| 1770 | pcSlice->getPPS()->setEncCABACTableIdx( pcSlice->getSliceType() ); |
|---|
| 1771 | } |
|---|
| 1772 | else |
|---|
| 1773 | { |
|---|
| 1774 | m_pcEntropyCoder->determineCabacInitIdx(); |
|---|
| 1775 | } |
|---|
| 1776 | } |
|---|
| 1777 | } |
|---|
| 1778 | |
|---|
| 1779 | /** Determines the starting and bounding LCU address of current slice / dependent slice |
|---|
| 1780 | * \param bEncodeSlice Identifies if the calling function is compressSlice() [false] or encodeSlice() [true] |
|---|
| 1781 | * \returns Updates uiStartCUAddr, uiBoundingCUAddr with appropriate LCU address |
|---|
| 1782 | */ |
|---|
| 1783 | Void TEncSlice::xDetermineStartAndBoundingCUAddr ( UInt& startCUAddr, UInt& boundingCUAddr, TComPic*& rpcPic, Bool bEncodeSlice ) |
|---|
| 1784 | { |
|---|
| 1785 | TComSlice* pcSlice = rpcPic->getSlice(getSliceIdx()); |
|---|
| 1786 | UInt uiStartCUAddrSlice, uiBoundingCUAddrSlice; |
|---|
| 1787 | UInt tileIdxIncrement; |
|---|
| 1788 | UInt tileIdx; |
|---|
| 1789 | UInt tileWidthInLcu; |
|---|
| 1790 | UInt tileHeightInLcu; |
|---|
| 1791 | UInt tileTotalCount; |
|---|
| 1792 | |
|---|
| 1793 | uiStartCUAddrSlice = pcSlice->getSliceCurStartCUAddr(); |
|---|
| 1794 | UInt uiNumberOfCUsInFrame = rpcPic->getNumCUsInFrame(); |
|---|
| 1795 | uiBoundingCUAddrSlice = uiNumberOfCUsInFrame; |
|---|
| 1796 | if (bEncodeSlice) |
|---|
| 1797 | { |
|---|
| 1798 | UInt uiCUAddrIncrement; |
|---|
| 1799 | switch (m_pcCfg->getSliceMode()) |
|---|
| 1800 | { |
|---|
| 1801 | case FIXED_NUMBER_OF_LCU: |
|---|
| 1802 | uiCUAddrIncrement = m_pcCfg->getSliceArgument(); |
|---|
| 1803 | uiBoundingCUAddrSlice = ((uiStartCUAddrSlice + uiCUAddrIncrement) < uiNumberOfCUsInFrame*rpcPic->getNumPartInCU()) ? (uiStartCUAddrSlice + uiCUAddrIncrement) : uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
|---|
| 1804 | break; |
|---|
| 1805 | case FIXED_NUMBER_OF_BYTES: |
|---|
| 1806 | uiCUAddrIncrement = rpcPic->getNumCUsInFrame(); |
|---|
| 1807 | uiBoundingCUAddrSlice = pcSlice->getSliceCurEndCUAddr(); |
|---|
| 1808 | break; |
|---|
| 1809 | case FIXED_NUMBER_OF_TILES: |
|---|
| 1810 | tileIdx = rpcPic->getPicSym()->getTileIdxMap( |
|---|
| 1811 | rpcPic->getPicSym()->getCUOrderMap(uiStartCUAddrSlice/rpcPic->getNumPartInCU()) |
|---|
| 1812 | ); |
|---|
| 1813 | uiCUAddrIncrement = 0; |
|---|
| 1814 | tileTotalCount = (rpcPic->getPicSym()->getNumColumnsMinus1()+1) * (rpcPic->getPicSym()->getNumRowsMinus1()+1); |
|---|
| 1815 | |
|---|
| 1816 | for(tileIdxIncrement = 0; tileIdxIncrement < m_pcCfg->getSliceArgument(); tileIdxIncrement++) |
|---|
| 1817 | { |
|---|
| 1818 | if((tileIdx + tileIdxIncrement) < tileTotalCount) |
|---|
| 1819 | { |
|---|
| 1820 | tileWidthInLcu = rpcPic->getPicSym()->getTComTile(tileIdx + tileIdxIncrement)->getTileWidth(); |
|---|
| 1821 | tileHeightInLcu = rpcPic->getPicSym()->getTComTile(tileIdx + tileIdxIncrement)->getTileHeight(); |
|---|
| 1822 | uiCUAddrIncrement += (tileWidthInLcu * tileHeightInLcu * rpcPic->getNumPartInCU()); |
|---|
| 1823 | } |
|---|
| 1824 | } |
|---|
| 1825 | |
|---|
| 1826 | uiBoundingCUAddrSlice = ((uiStartCUAddrSlice + uiCUAddrIncrement) < uiNumberOfCUsInFrame*rpcPic->getNumPartInCU()) ? (uiStartCUAddrSlice + uiCUAddrIncrement) : uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
|---|
| 1827 | break; |
|---|
| 1828 | default: |
|---|
| 1829 | uiCUAddrIncrement = rpcPic->getNumCUsInFrame(); |
|---|
| 1830 | uiBoundingCUAddrSlice = uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
|---|
| 1831 | break; |
|---|
| 1832 | } |
|---|
| 1833 | // WPP: if a slice does not start at the beginning of a CTB row, it must end within the same CTB row |
|---|
| 1834 | if (pcSlice->getPPS()->getNumSubstreams() > 1 && (uiStartCUAddrSlice % (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU()) != 0)) |
|---|
| 1835 | { |
|---|
| 1836 | uiBoundingCUAddrSlice = min(uiBoundingCUAddrSlice, uiStartCUAddrSlice - (uiStartCUAddrSlice % (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU())) + (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU())); |
|---|
| 1837 | } |
|---|
| 1838 | pcSlice->setSliceCurEndCUAddr( uiBoundingCUAddrSlice ); |
|---|
| 1839 | } |
|---|
| 1840 | else |
|---|
| 1841 | { |
|---|
| 1842 | UInt uiCUAddrIncrement ; |
|---|
| 1843 | switch (m_pcCfg->getSliceMode()) |
|---|
| 1844 | { |
|---|
| 1845 | case FIXED_NUMBER_OF_LCU: |
|---|
| 1846 | uiCUAddrIncrement = m_pcCfg->getSliceArgument(); |
|---|
| 1847 | uiBoundingCUAddrSlice = ((uiStartCUAddrSlice + uiCUAddrIncrement) < uiNumberOfCUsInFrame*rpcPic->getNumPartInCU()) ? (uiStartCUAddrSlice + uiCUAddrIncrement) : uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
|---|
| 1848 | break; |
|---|
| 1849 | case FIXED_NUMBER_OF_TILES: |
|---|
| 1850 | tileIdx = rpcPic->getPicSym()->getTileIdxMap( |
|---|
| 1851 | rpcPic->getPicSym()->getCUOrderMap(uiStartCUAddrSlice/rpcPic->getNumPartInCU()) |
|---|
| 1852 | ); |
|---|
| 1853 | uiCUAddrIncrement = 0; |
|---|
| 1854 | tileTotalCount = (rpcPic->getPicSym()->getNumColumnsMinus1()+1) * (rpcPic->getPicSym()->getNumRowsMinus1()+1); |
|---|
| 1855 | |
|---|
| 1856 | for(tileIdxIncrement = 0; tileIdxIncrement < m_pcCfg->getSliceArgument(); tileIdxIncrement++) |
|---|
| 1857 | { |
|---|
| 1858 | if((tileIdx + tileIdxIncrement) < tileTotalCount) |
|---|
| 1859 | { |
|---|
| 1860 | tileWidthInLcu = rpcPic->getPicSym()->getTComTile(tileIdx + tileIdxIncrement)->getTileWidth(); |
|---|
| 1861 | tileHeightInLcu = rpcPic->getPicSym()->getTComTile(tileIdx + tileIdxIncrement)->getTileHeight(); |
|---|
| 1862 | uiCUAddrIncrement += (tileWidthInLcu * tileHeightInLcu * rpcPic->getNumPartInCU()); |
|---|
| 1863 | } |
|---|
| 1864 | } |
|---|
| 1865 | |
|---|
| 1866 | uiBoundingCUAddrSlice = ((uiStartCUAddrSlice + uiCUAddrIncrement) < uiNumberOfCUsInFrame*rpcPic->getNumPartInCU()) ? (uiStartCUAddrSlice + uiCUAddrIncrement) : uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
|---|
| 1867 | break; |
|---|
| 1868 | default: |
|---|
| 1869 | uiCUAddrIncrement = rpcPic->getNumCUsInFrame(); |
|---|
| 1870 | uiBoundingCUAddrSlice = uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
|---|
| 1871 | break; |
|---|
| 1872 | } |
|---|
| 1873 | // WPP: if a slice does not start at the beginning of a CTB row, it must end within the same CTB row |
|---|
| 1874 | if (pcSlice->getPPS()->getNumSubstreams() > 1 && (uiStartCUAddrSlice % (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU()) != 0)) |
|---|
| 1875 | { |
|---|
| 1876 | uiBoundingCUAddrSlice = min(uiBoundingCUAddrSlice, uiStartCUAddrSlice - (uiStartCUAddrSlice % (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU())) + (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU())); |
|---|
| 1877 | } |
|---|
| 1878 | pcSlice->setSliceCurEndCUAddr( uiBoundingCUAddrSlice ); |
|---|
| 1879 | } |
|---|
| 1880 | |
|---|
| 1881 | Bool tileBoundary = false; |
|---|
| 1882 | if ((m_pcCfg->getSliceMode() == FIXED_NUMBER_OF_LCU || m_pcCfg->getSliceMode() == FIXED_NUMBER_OF_BYTES) && |
|---|
| 1883 | (m_pcCfg->getNumRowsMinus1() > 0 || m_pcCfg->getNumColumnsMinus1() > 0)) |
|---|
| 1884 | { |
|---|
| 1885 | UInt lcuEncAddr = (uiStartCUAddrSlice+rpcPic->getNumPartInCU()-1)/rpcPic->getNumPartInCU(); |
|---|
| 1886 | UInt lcuAddr = rpcPic->getPicSym()->getCUOrderMap(lcuEncAddr); |
|---|
| 1887 | UInt startTileIdx = rpcPic->getPicSym()->getTileIdxMap(lcuAddr); |
|---|
| 1888 | UInt tileBoundingCUAddrSlice = 0; |
|---|
| 1889 | while (lcuEncAddr < uiNumberOfCUsInFrame && rpcPic->getPicSym()->getTileIdxMap(lcuAddr) == startTileIdx) |
|---|
| 1890 | { |
|---|
| 1891 | lcuEncAddr++; |
|---|
| 1892 | lcuAddr = rpcPic->getPicSym()->getCUOrderMap(lcuEncAddr); |
|---|
| 1893 | } |
|---|
| 1894 | tileBoundingCUAddrSlice = lcuEncAddr*rpcPic->getNumPartInCU(); |
|---|
| 1895 | |
|---|
| 1896 | if (tileBoundingCUAddrSlice < uiBoundingCUAddrSlice) |
|---|
| 1897 | { |
|---|
| 1898 | uiBoundingCUAddrSlice = tileBoundingCUAddrSlice; |
|---|
| 1899 | pcSlice->setSliceCurEndCUAddr( uiBoundingCUAddrSlice ); |
|---|
| 1900 | tileBoundary = true; |
|---|
| 1901 | } |
|---|
| 1902 | } |
|---|
| 1903 | |
|---|
| 1904 | // Dependent slice |
|---|
| 1905 | UInt startCUAddrSliceSegment, boundingCUAddrSliceSegment; |
|---|
| 1906 | startCUAddrSliceSegment = pcSlice->getSliceSegmentCurStartCUAddr(); |
|---|
| 1907 | boundingCUAddrSliceSegment = uiNumberOfCUsInFrame; |
|---|
| 1908 | if (bEncodeSlice) |
|---|
| 1909 | { |
|---|
| 1910 | UInt uiCUAddrIncrement; |
|---|
| 1911 | switch (m_pcCfg->getSliceSegmentMode()) |
|---|
| 1912 | { |
|---|
| 1913 | case FIXED_NUMBER_OF_LCU: |
|---|
| 1914 | uiCUAddrIncrement = m_pcCfg->getSliceSegmentArgument(); |
|---|
| 1915 | boundingCUAddrSliceSegment = ((startCUAddrSliceSegment + uiCUAddrIncrement) < uiNumberOfCUsInFrame*rpcPic->getNumPartInCU() ) ? (startCUAddrSliceSegment + uiCUAddrIncrement) : uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
|---|
| 1916 | break; |
|---|
| 1917 | case FIXED_NUMBER_OF_BYTES: |
|---|
| 1918 | uiCUAddrIncrement = rpcPic->getNumCUsInFrame(); |
|---|
| 1919 | boundingCUAddrSliceSegment = pcSlice->getSliceSegmentCurEndCUAddr(); |
|---|
| 1920 | break; |
|---|
| 1921 | case FIXED_NUMBER_OF_TILES: |
|---|
| 1922 | tileIdx = rpcPic->getPicSym()->getTileIdxMap( |
|---|
| 1923 | rpcPic->getPicSym()->getCUOrderMap(pcSlice->getSliceSegmentCurStartCUAddr()/rpcPic->getNumPartInCU()) |
|---|
| 1924 | ); |
|---|
| 1925 | uiCUAddrIncrement = 0; |
|---|
| 1926 | tileTotalCount = (rpcPic->getPicSym()->getNumColumnsMinus1()+1) * (rpcPic->getPicSym()->getNumRowsMinus1()+1); |
|---|
| 1927 | |
|---|
| 1928 | for(tileIdxIncrement = 0; tileIdxIncrement < m_pcCfg->getSliceSegmentArgument(); tileIdxIncrement++) |
|---|
| 1929 | { |
|---|
| 1930 | if((tileIdx + tileIdxIncrement) < tileTotalCount) |
|---|
| 1931 | { |
|---|
| 1932 | tileWidthInLcu = rpcPic->getPicSym()->getTComTile(tileIdx + tileIdxIncrement)->getTileWidth(); |
|---|
| 1933 | tileHeightInLcu = rpcPic->getPicSym()->getTComTile(tileIdx + tileIdxIncrement)->getTileHeight(); |
|---|
| 1934 | uiCUAddrIncrement += (tileWidthInLcu * tileHeightInLcu * rpcPic->getNumPartInCU()); |
|---|
| 1935 | } |
|---|
| 1936 | } |
|---|
| 1937 | boundingCUAddrSliceSegment = ((startCUAddrSliceSegment + uiCUAddrIncrement) < uiNumberOfCUsInFrame*rpcPic->getNumPartInCU() ) ? (startCUAddrSliceSegment + uiCUAddrIncrement) : uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
|---|
| 1938 | break; |
|---|
| 1939 | default: |
|---|
| 1940 | uiCUAddrIncrement = rpcPic->getNumCUsInFrame(); |
|---|
| 1941 | boundingCUAddrSliceSegment = uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
|---|
| 1942 | break; |
|---|
| 1943 | } |
|---|
| 1944 | // WPP: if a slice segment does not start at the beginning of a CTB row, it must end within the same CTB row |
|---|
| 1945 | if (pcSlice->getPPS()->getNumSubstreams() > 1 && (startCUAddrSliceSegment % (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU()) != 0)) |
|---|
| 1946 | { |
|---|
| 1947 | boundingCUAddrSliceSegment = min(boundingCUAddrSliceSegment, startCUAddrSliceSegment - (startCUAddrSliceSegment % (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU())) + (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU())); |
|---|
| 1948 | } |
|---|
| 1949 | pcSlice->setSliceSegmentCurEndCUAddr( boundingCUAddrSliceSegment ); |
|---|
| 1950 | } |
|---|
| 1951 | else |
|---|
| 1952 | { |
|---|
| 1953 | UInt uiCUAddrIncrement; |
|---|
| 1954 | switch (m_pcCfg->getSliceSegmentMode()) |
|---|
| 1955 | { |
|---|
| 1956 | case FIXED_NUMBER_OF_LCU: |
|---|
| 1957 | uiCUAddrIncrement = m_pcCfg->getSliceSegmentArgument(); |
|---|
| 1958 | boundingCUAddrSliceSegment = ((startCUAddrSliceSegment + uiCUAddrIncrement) < uiNumberOfCUsInFrame*rpcPic->getNumPartInCU() ) ? (startCUAddrSliceSegment + uiCUAddrIncrement) : uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
|---|
| 1959 | break; |
|---|
| 1960 | case FIXED_NUMBER_OF_TILES: |
|---|
| 1961 | tileIdx = rpcPic->getPicSym()->getTileIdxMap( |
|---|
| 1962 | rpcPic->getPicSym()->getCUOrderMap(pcSlice->getSliceSegmentCurStartCUAddr()/rpcPic->getNumPartInCU()) |
|---|
| 1963 | ); |
|---|
| 1964 | uiCUAddrIncrement = 0; |
|---|
| 1965 | tileTotalCount = (rpcPic->getPicSym()->getNumColumnsMinus1()+1) * (rpcPic->getPicSym()->getNumRowsMinus1()+1); |
|---|
| 1966 | |
|---|
| 1967 | for(tileIdxIncrement = 0; tileIdxIncrement < m_pcCfg->getSliceSegmentArgument(); tileIdxIncrement++) |
|---|
| 1968 | { |
|---|
| 1969 | if((tileIdx + tileIdxIncrement) < tileTotalCount) |
|---|
| 1970 | { |
|---|
| 1971 | tileWidthInLcu = rpcPic->getPicSym()->getTComTile(tileIdx + tileIdxIncrement)->getTileWidth(); |
|---|
| 1972 | tileHeightInLcu = rpcPic->getPicSym()->getTComTile(tileIdx + tileIdxIncrement)->getTileHeight(); |
|---|
| 1973 | uiCUAddrIncrement += (tileWidthInLcu * tileHeightInLcu * rpcPic->getNumPartInCU()); |
|---|
| 1974 | } |
|---|
| 1975 | } |
|---|
| 1976 | boundingCUAddrSliceSegment = ((startCUAddrSliceSegment + uiCUAddrIncrement) < uiNumberOfCUsInFrame*rpcPic->getNumPartInCU() ) ? (startCUAddrSliceSegment + uiCUAddrIncrement) : uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
|---|
| 1977 | break; |
|---|
| 1978 | default: |
|---|
| 1979 | uiCUAddrIncrement = rpcPic->getNumCUsInFrame(); |
|---|
| 1980 | boundingCUAddrSliceSegment = uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
|---|
| 1981 | break; |
|---|
| 1982 | } |
|---|
| 1983 | // WPP: if a slice segment does not start at the beginning of a CTB row, it must end within the same CTB row |
|---|
| 1984 | if (pcSlice->getPPS()->getNumSubstreams() > 1 && (startCUAddrSliceSegment % (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU()) != 0)) |
|---|
| 1985 | { |
|---|
| 1986 | boundingCUAddrSliceSegment = min(boundingCUAddrSliceSegment, startCUAddrSliceSegment - (startCUAddrSliceSegment % (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU())) + (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU())); |
|---|
| 1987 | } |
|---|
| 1988 | pcSlice->setSliceSegmentCurEndCUAddr( boundingCUAddrSliceSegment ); |
|---|
| 1989 | } |
|---|
| 1990 | if ((m_pcCfg->getSliceSegmentMode() == FIXED_NUMBER_OF_LCU || m_pcCfg->getSliceSegmentMode() == FIXED_NUMBER_OF_BYTES) && |
|---|
| 1991 | (m_pcCfg->getNumRowsMinus1() > 0 || m_pcCfg->getNumColumnsMinus1() > 0)) |
|---|
| 1992 | { |
|---|
| 1993 | UInt lcuEncAddr = (startCUAddrSliceSegment+rpcPic->getNumPartInCU()-1)/rpcPic->getNumPartInCU(); |
|---|
| 1994 | UInt lcuAddr = rpcPic->getPicSym()->getCUOrderMap(lcuEncAddr); |
|---|
| 1995 | UInt startTileIdx = rpcPic->getPicSym()->getTileIdxMap(lcuAddr); |
|---|
| 1996 | UInt tileBoundingCUAddrSlice = 0; |
|---|
| 1997 | while (lcuEncAddr < uiNumberOfCUsInFrame && rpcPic->getPicSym()->getTileIdxMap(lcuAddr) == startTileIdx) |
|---|
| 1998 | { |
|---|
| 1999 | lcuEncAddr++; |
|---|
| 2000 | lcuAddr = rpcPic->getPicSym()->getCUOrderMap(lcuEncAddr); |
|---|
| 2001 | } |
|---|
| 2002 | tileBoundingCUAddrSlice = lcuEncAddr*rpcPic->getNumPartInCU(); |
|---|
| 2003 | |
|---|
| 2004 | if (tileBoundingCUAddrSlice < boundingCUAddrSliceSegment) |
|---|
| 2005 | { |
|---|
| 2006 | boundingCUAddrSliceSegment = tileBoundingCUAddrSlice; |
|---|
| 2007 | pcSlice->setSliceSegmentCurEndCUAddr( boundingCUAddrSliceSegment ); |
|---|
| 2008 | tileBoundary = true; |
|---|
| 2009 | } |
|---|
| 2010 | } |
|---|
| 2011 | |
|---|
| 2012 | if(boundingCUAddrSliceSegment>uiBoundingCUAddrSlice) |
|---|
| 2013 | { |
|---|
| 2014 | boundingCUAddrSliceSegment = uiBoundingCUAddrSlice; |
|---|
| 2015 | pcSlice->setSliceSegmentCurEndCUAddr(uiBoundingCUAddrSlice); |
|---|
| 2016 | } |
|---|
| 2017 | |
|---|
| 2018 | //calculate real dependent slice start address |
|---|
| 2019 | UInt uiInternalAddress = rpcPic->getPicSym()->getPicSCUAddr(pcSlice->getSliceSegmentCurStartCUAddr()) % rpcPic->getNumPartInCU(); |
|---|
| 2020 | UInt uiExternalAddress = rpcPic->getPicSym()->getPicSCUAddr(pcSlice->getSliceSegmentCurStartCUAddr()) / rpcPic->getNumPartInCU(); |
|---|
| 2021 | UInt uiPosX = ( uiExternalAddress % rpcPic->getFrameWidthInCU() ) * g_uiMaxCUWidth+ g_auiRasterToPelX[ g_auiZscanToRaster[uiInternalAddress] ]; |
|---|
| 2022 | UInt uiPosY = ( uiExternalAddress / rpcPic->getFrameWidthInCU() ) * g_uiMaxCUHeight+ g_auiRasterToPelY[ g_auiZscanToRaster[uiInternalAddress] ]; |
|---|
| 2023 | UInt uiWidth = pcSlice->getSPS()->getPicWidthInLumaSamples(); |
|---|
| 2024 | UInt uiHeight = pcSlice->getSPS()->getPicHeightInLumaSamples(); |
|---|
| 2025 | while((uiPosX>=uiWidth||uiPosY>=uiHeight)&&!(uiPosX>=uiWidth&&uiPosY>=uiHeight)) |
|---|
| 2026 | { |
|---|
| 2027 | uiInternalAddress++; |
|---|
| 2028 | if(uiInternalAddress>=rpcPic->getNumPartInCU()) |
|---|
| 2029 | { |
|---|
| 2030 | uiInternalAddress=0; |
|---|
| 2031 | uiExternalAddress = rpcPic->getPicSym()->getCUOrderMap(rpcPic->getPicSym()->getInverseCUOrderMap(uiExternalAddress)+1); |
|---|
| 2032 | } |
|---|
| 2033 | uiPosX = ( uiExternalAddress % rpcPic->getFrameWidthInCU() ) * g_uiMaxCUWidth+ g_auiRasterToPelX[ g_auiZscanToRaster[uiInternalAddress] ]; |
|---|
| 2034 | uiPosY = ( uiExternalAddress / rpcPic->getFrameWidthInCU() ) * g_uiMaxCUHeight+ g_auiRasterToPelY[ g_auiZscanToRaster[uiInternalAddress] ]; |
|---|
| 2035 | } |
|---|
| 2036 | UInt uiRealStartAddress = rpcPic->getPicSym()->getPicSCUEncOrder(uiExternalAddress*rpcPic->getNumPartInCU()+uiInternalAddress); |
|---|
| 2037 | |
|---|
| 2038 | pcSlice->setSliceSegmentCurStartCUAddr(uiRealStartAddress); |
|---|
| 2039 | startCUAddrSliceSegment=uiRealStartAddress; |
|---|
| 2040 | |
|---|
| 2041 | //calculate real slice start address |
|---|
| 2042 | uiInternalAddress = rpcPic->getPicSym()->getPicSCUAddr(pcSlice->getSliceCurStartCUAddr()) % rpcPic->getNumPartInCU(); |
|---|
| 2043 | uiExternalAddress = rpcPic->getPicSym()->getPicSCUAddr(pcSlice->getSliceCurStartCUAddr()) / rpcPic->getNumPartInCU(); |
|---|
| 2044 | uiPosX = ( uiExternalAddress % rpcPic->getFrameWidthInCU() ) * g_uiMaxCUWidth+ g_auiRasterToPelX[ g_auiZscanToRaster[uiInternalAddress] ]; |
|---|
| 2045 | uiPosY = ( uiExternalAddress / rpcPic->getFrameWidthInCU() ) * g_uiMaxCUHeight+ g_auiRasterToPelY[ g_auiZscanToRaster[uiInternalAddress] ]; |
|---|
| 2046 | uiWidth = pcSlice->getSPS()->getPicWidthInLumaSamples(); |
|---|
| 2047 | uiHeight = pcSlice->getSPS()->getPicHeightInLumaSamples(); |
|---|
| 2048 | while((uiPosX>=uiWidth||uiPosY>=uiHeight)&&!(uiPosX>=uiWidth&&uiPosY>=uiHeight)) |
|---|
| 2049 | { |
|---|
| 2050 | uiInternalAddress++; |
|---|
| 2051 | if(uiInternalAddress>=rpcPic->getNumPartInCU()) |
|---|
| 2052 | { |
|---|
| 2053 | uiInternalAddress=0; |
|---|
| 2054 | uiExternalAddress = rpcPic->getPicSym()->getCUOrderMap(rpcPic->getPicSym()->getInverseCUOrderMap(uiExternalAddress)+1); |
|---|
| 2055 | } |
|---|
| 2056 | uiPosX = ( uiExternalAddress % rpcPic->getFrameWidthInCU() ) * g_uiMaxCUWidth+ g_auiRasterToPelX[ g_auiZscanToRaster[uiInternalAddress] ]; |
|---|
| 2057 | uiPosY = ( uiExternalAddress / rpcPic->getFrameWidthInCU() ) * g_uiMaxCUHeight+ g_auiRasterToPelY[ g_auiZscanToRaster[uiInternalAddress] ]; |
|---|
| 2058 | } |
|---|
| 2059 | uiRealStartAddress = rpcPic->getPicSym()->getPicSCUEncOrder(uiExternalAddress*rpcPic->getNumPartInCU()+uiInternalAddress); |
|---|
| 2060 | |
|---|
| 2061 | pcSlice->setSliceCurStartCUAddr(uiRealStartAddress); |
|---|
| 2062 | uiStartCUAddrSlice=uiRealStartAddress; |
|---|
| 2063 | |
|---|
| 2064 | // Make a joint decision based on reconstruction and dependent slice bounds |
|---|
| 2065 | startCUAddr = max(uiStartCUAddrSlice , startCUAddrSliceSegment ); |
|---|
| 2066 | boundingCUAddr = min(uiBoundingCUAddrSlice, boundingCUAddrSliceSegment); |
|---|
| 2067 | |
|---|
| 2068 | |
|---|
| 2069 | if (!bEncodeSlice) |
|---|
| 2070 | { |
|---|
| 2071 | // For fixed number of LCU within an entropy and reconstruction slice we already know whether we will encounter end of entropy and/or reconstruction slice |
|---|
| 2072 | // first. Set the flags accordingly. |
|---|
| 2073 | if ( (m_pcCfg->getSliceMode()==FIXED_NUMBER_OF_LCU && m_pcCfg->getSliceSegmentMode()==FIXED_NUMBER_OF_LCU) |
|---|
| 2074 | || (m_pcCfg->getSliceMode()==0 && m_pcCfg->getSliceSegmentMode()==FIXED_NUMBER_OF_LCU) |
|---|
| 2075 | || (m_pcCfg->getSliceMode()==FIXED_NUMBER_OF_LCU && m_pcCfg->getSliceSegmentMode()==0) |
|---|
| 2076 | || (m_pcCfg->getSliceMode()==FIXED_NUMBER_OF_TILES && m_pcCfg->getSliceSegmentMode()==FIXED_NUMBER_OF_LCU) |
|---|
| 2077 | || (m_pcCfg->getSliceMode()==FIXED_NUMBER_OF_TILES && m_pcCfg->getSliceSegmentMode()==0) |
|---|
| 2078 | || (m_pcCfg->getSliceSegmentMode()==FIXED_NUMBER_OF_TILES && m_pcCfg->getSliceMode()==0) |
|---|
| 2079 | || tileBoundary |
|---|
| 2080 | ) |
|---|
| 2081 | { |
|---|
| 2082 | if (uiBoundingCUAddrSlice < boundingCUAddrSliceSegment) |
|---|
| 2083 | { |
|---|
| 2084 | pcSlice->setNextSlice ( true ); |
|---|
| 2085 | pcSlice->setNextSliceSegment( false ); |
|---|
| 2086 | } |
|---|
| 2087 | else if (uiBoundingCUAddrSlice > boundingCUAddrSliceSegment) |
|---|
| 2088 | { |
|---|
| 2089 | pcSlice->setNextSlice ( false ); |
|---|
| 2090 | pcSlice->setNextSliceSegment( true ); |
|---|
| 2091 | } |
|---|
| 2092 | else |
|---|
| 2093 | { |
|---|
| 2094 | pcSlice->setNextSlice ( true ); |
|---|
| 2095 | pcSlice->setNextSliceSegment( true ); |
|---|
| 2096 | } |
|---|
| 2097 | } |
|---|
| 2098 | else |
|---|
| 2099 | { |
|---|
| 2100 | pcSlice->setNextSlice ( false ); |
|---|
| 2101 | pcSlice->setNextSliceSegment( false ); |
|---|
| 2102 | } |
|---|
| 2103 | } |
|---|
| 2104 | } |
|---|
| 2105 | |
|---|
| 2106 | Double TEncSlice::xGetQPValueAccordingToLambda ( Double lambda ) |
|---|
| 2107 | { |
|---|
| 2108 | return 4.2005*log(lambda) + 13.7122; |
|---|
| 2109 | } |
|---|
| 2110 | |
|---|
| 2111 | //! \} |
|---|