[313] | 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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[494] | 4 | * granted under this license. |
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[313] | 5 | * |
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[595] | 6 | * Copyright (c) 2010-2014, ITU/ISO/IEC |
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[313] | 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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[494] | 53 | |
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[313] | 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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[494] | 71 | Void TEncSlice::initCtxMem( UInt i ) |
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| 72 | { |
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[313] | 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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[494] | 77 | CTXMem.clear(); |
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| 78 | CTXMem.resize(i); |
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[313] | 79 | } |
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| 80 | |
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[494] | 81 | #if AUXILIARY_PICTURES |
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| 82 | Void TEncSlice::create( Int iWidth, Int iHeight, ChromaFormat chromaFormat, UInt iMaxCUWidth, UInt iMaxCUHeight, UChar uhTotalDepth ) |
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| 83 | { |
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| 84 | // create prediction picture |
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| 85 | if ( m_apcPicYuvPred == NULL ) |
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| 86 | { |
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| 87 | m_apcPicYuvPred = new TComPicYuv; |
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| 88 | m_apcPicYuvPred->create( iWidth, iHeight, chromaFormat, iMaxCUWidth, iMaxCUHeight, uhTotalDepth ); |
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| 89 | } |
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| 90 | |
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| 91 | // create residual picture |
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| 92 | if( m_apcPicYuvResi == NULL ) |
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| 93 | { |
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| 94 | m_apcPicYuvResi = new TComPicYuv; |
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| 95 | m_apcPicYuvResi->create( iWidth, iHeight, chromaFormat, iMaxCUWidth, iMaxCUHeight, uhTotalDepth ); |
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| 96 | } |
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| 97 | } |
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| 98 | #else |
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[313] | 99 | Void TEncSlice::create( Int iWidth, Int iHeight, UInt iMaxCUWidth, UInt iMaxCUHeight, UChar uhTotalDepth ) |
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| 100 | { |
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| 101 | // create prediction picture |
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| 102 | if ( m_apcPicYuvPred == NULL ) |
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| 103 | { |
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| 104 | m_apcPicYuvPred = new TComPicYuv; |
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| 105 | m_apcPicYuvPred->create( iWidth, iHeight, iMaxCUWidth, iMaxCUHeight, uhTotalDepth ); |
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| 106 | } |
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[494] | 107 | |
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[313] | 108 | // create residual picture |
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| 109 | if( m_apcPicYuvResi == NULL ) |
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| 110 | { |
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| 111 | m_apcPicYuvResi = new TComPicYuv; |
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| 112 | m_apcPicYuvResi->create( iWidth, iHeight, iMaxCUWidth, iMaxCUHeight, uhTotalDepth ); |
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| 113 | } |
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| 114 | } |
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[494] | 115 | #endif |
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[313] | 116 | |
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| 117 | Void TEncSlice::destroy() |
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| 118 | { |
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| 119 | // destroy prediction picture |
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| 120 | if ( m_apcPicYuvPred ) |
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| 121 | { |
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| 122 | m_apcPicYuvPred->destroy(); |
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| 123 | delete m_apcPicYuvPred; |
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| 124 | m_apcPicYuvPred = NULL; |
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| 125 | } |
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[494] | 126 | |
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[313] | 127 | // destroy residual picture |
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| 128 | if ( m_apcPicYuvResi ) |
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| 129 | { |
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| 130 | m_apcPicYuvResi->destroy(); |
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| 131 | delete m_apcPicYuvResi; |
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| 132 | m_apcPicYuvResi = NULL; |
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| 133 | } |
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[494] | 134 | |
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[313] | 135 | // free lambda and QP arrays |
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| 136 | if ( m_pdRdPicLambda ) { xFree( m_pdRdPicLambda ); m_pdRdPicLambda = NULL; } |
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| 137 | if ( m_pdRdPicQp ) { xFree( m_pdRdPicQp ); m_pdRdPicQp = NULL; } |
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| 138 | if ( m_piRdPicQp ) { xFree( m_piRdPicQp ); m_piRdPicQp = NULL; } |
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| 139 | |
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| 140 | if ( m_pcBufferSbacCoders ) |
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| 141 | { |
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| 142 | delete[] m_pcBufferSbacCoders; |
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| 143 | } |
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| 144 | if ( m_pcBufferBinCoderCABACs ) |
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| 145 | { |
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| 146 | delete[] m_pcBufferBinCoderCABACs; |
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| 147 | } |
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| 148 | if ( m_pcBufferLowLatSbacCoders ) |
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| 149 | delete[] m_pcBufferLowLatSbacCoders; |
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| 150 | if ( m_pcBufferLowLatBinCoderCABACs ) |
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| 151 | delete[] m_pcBufferLowLatBinCoderCABACs; |
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| 152 | } |
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| 153 | |
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| 154 | Void TEncSlice::init( TEncTop* pcEncTop ) |
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| 155 | { |
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| 156 | m_pcCfg = pcEncTop; |
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| 157 | m_pcListPic = pcEncTop->getListPic(); |
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| 158 | #if SVC_EXTENSION |
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| 159 | m_ppcTEncTop = pcEncTop->getLayerEnc(); |
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[494] | 160 | #endif |
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[313] | 161 | m_pcGOPEncoder = pcEncTop->getGOPEncoder(); |
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| 162 | m_pcCuEncoder = pcEncTop->getCuEncoder(); |
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| 163 | m_pcPredSearch = pcEncTop->getPredSearch(); |
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[494] | 164 | |
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[313] | 165 | m_pcEntropyCoder = pcEncTop->getEntropyCoder(); |
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| 166 | m_pcCavlcCoder = pcEncTop->getCavlcCoder(); |
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| 167 | m_pcSbacCoder = pcEncTop->getSbacCoder(); |
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| 168 | m_pcBinCABAC = pcEncTop->getBinCABAC(); |
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| 169 | m_pcTrQuant = pcEncTop->getTrQuant(); |
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[494] | 170 | |
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[313] | 171 | m_pcBitCounter = pcEncTop->getBitCounter(); |
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| 172 | m_pcRdCost = pcEncTop->getRdCost(); |
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| 173 | m_pppcRDSbacCoder = pcEncTop->getRDSbacCoder(); |
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| 174 | m_pcRDGoOnSbacCoder = pcEncTop->getRDGoOnSbacCoder(); |
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[494] | 175 | |
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[313] | 176 | // create lambda and QP arrays |
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| 177 | m_pdRdPicLambda = (Double*)xMalloc( Double, m_pcCfg->getDeltaQpRD() * 2 + 1 ); |
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| 178 | m_pdRdPicQp = (Double*)xMalloc( Double, m_pcCfg->getDeltaQpRD() * 2 + 1 ); |
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| 179 | m_piRdPicQp = (Int* )xMalloc( Int, m_pcCfg->getDeltaQpRD() * 2 + 1 ); |
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| 180 | m_pcRateCtrl = pcEncTop->getRateCtrl(); |
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| 181 | } |
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| 182 | |
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| 183 | /** |
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| 184 | - non-referenced frame marking |
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| 185 | - QP computation based on temporal structure |
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| 186 | - lambda computation based on QP |
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| 187 | - set temporal layer ID and the parameter sets |
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| 188 | . |
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| 189 | \param pcPic picture class |
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| 190 | \param pocLast POC of last picture |
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| 191 | \param pocCurr current POC |
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| 192 | \param iNumPicRcvd number of received pictures |
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| 193 | \param iTimeOffset POC offset for hierarchical structure |
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| 194 | \param iDepth temporal layer depth |
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| 195 | \param rpcSlice slice header class |
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| 196 | \param pSPS SPS associated with the slice |
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| 197 | \param pPPS PPS associated with the slice |
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| 198 | */ |
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| 199 | #if SVC_EXTENSION |
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| 200 | //\param vps VPS associated with the slice |
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[442] | 201 | Void TEncSlice::initEncSlice( TComPic* pcPic, Int pocLast, Int pocCurr, Int iNumPicRcvd, Int iGOPid, TComSlice*& rpcSlice, TComSPS* pSPS, TComPPS *pPPS, TComVPS *vps, Bool isField ) |
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[313] | 202 | #else |
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[442] | 203 | Void TEncSlice::initEncSlice( TComPic* pcPic, Int pocLast, Int pocCurr, Int iNumPicRcvd, Int iGOPid, TComSlice*& rpcSlice, TComSPS* pSPS, TComPPS *pPPS, Bool isField ) |
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[313] | 204 | #endif |
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| 205 | { |
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| 206 | Double dQP; |
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| 207 | Double dLambda; |
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[494] | 208 | |
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[313] | 209 | rpcSlice = pcPic->getSlice(0); |
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| 210 | rpcSlice->setSPS( pSPS ); |
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| 211 | rpcSlice->setPPS( pPPS ); |
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| 212 | rpcSlice->setSliceBits(0); |
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| 213 | rpcSlice->setPic( pcPic ); |
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| 214 | #if SVC_EXTENSION |
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| 215 | UInt layerId = pcPic->getLayerId(); |
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| 216 | rpcSlice->setVPS( vps ); |
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| 217 | rpcSlice->initSlice( layerId ); |
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| 218 | #else |
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| 219 | rpcSlice->initSlice(); |
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| 220 | #endif |
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| 221 | rpcSlice->setPicOutputFlag( true ); |
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| 222 | rpcSlice->setPOC( pocCurr ); |
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[494] | 223 | |
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[313] | 224 | // depth computation based on GOP size |
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| 225 | Int depth; |
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| 226 | { |
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[713] | 227 | #if FIX_FIELD_DEPTH |
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| 228 | Int poc = rpcSlice->getPOC(); |
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| 229 | if(isField) |
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| 230 | { |
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| 231 | poc = (poc/2)%(m_pcCfg->getGOPSize()/2); |
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| 232 | } |
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| 233 | else |
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| 234 | { |
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| 235 | poc = poc%m_pcCfg->getGOPSize(); |
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| 236 | } |
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| 237 | #else |
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[313] | 238 | Int poc = rpcSlice->getPOC()%m_pcCfg->getGOPSize(); |
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[713] | 239 | #endif |
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[313] | 240 | if ( poc == 0 ) |
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| 241 | { |
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| 242 | depth = 0; |
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| 243 | } |
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| 244 | else |
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| 245 | { |
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| 246 | Int step = m_pcCfg->getGOPSize(); |
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| 247 | depth = 0; |
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| 248 | for( Int i=step>>1; i>=1; i>>=1 ) |
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| 249 | { |
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| 250 | for ( Int j=i; j<m_pcCfg->getGOPSize(); j+=step ) |
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| 251 | { |
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| 252 | if ( j == poc ) |
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| 253 | { |
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| 254 | i=0; |
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| 255 | break; |
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| 256 | } |
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| 257 | } |
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| 258 | step >>= 1; |
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| 259 | depth++; |
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| 260 | } |
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| 261 | } |
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[713] | 262 | #if FIX_FIELD_DEPTH |
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| 263 | #if HARMONIZE_GOP_FIRST_FIELD_COUPLE |
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| 264 | if(poc != 0) |
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| 265 | { |
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| 266 | #endif |
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| 267 | if(isField && rpcSlice->getPOC()%2 == 1) |
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| 268 | { |
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| 269 | depth ++; |
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| 270 | } |
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| 271 | #if HARMONIZE_GOP_FIRST_FIELD_COUPLE |
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[313] | 272 | } |
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[713] | 273 | #endif |
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| 274 | #endif |
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| 275 | } |
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[494] | 276 | |
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[313] | 277 | // slice type |
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| 278 | SliceType eSliceType; |
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[494] | 279 | |
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[313] | 280 | eSliceType=B_SLICE; |
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[713] | 281 | #if EFFICIENT_FIELD_IRAP |
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| 282 | if(!(isField && pocLast == 1)) |
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| 283 | { |
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| 284 | #endif // EFFICIENT_FIELD_IRAP |
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| 285 | #if ALLOW_RECOVERY_POINT_AS_RAP |
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| 286 | if(m_pcCfg->getDecodingRefreshType() == 3) |
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| 287 | { |
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| 288 | eSliceType = (pocLast == 0 || pocCurr % m_pcCfg->getIntraPeriod() == 0 || m_pcGOPEncoder->getGOPSize() == 0) ? I_SLICE : eSliceType; |
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| 289 | } |
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| 290 | else |
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| 291 | { |
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[595] | 292 | eSliceType = (pocLast == 0 || (pocCurr - isField) % m_pcCfg->getIntraPeriod() == 0 || m_pcGOPEncoder->getGOPSize() == 0) ? I_SLICE : eSliceType; |
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[713] | 293 | } |
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| 294 | #else |
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| 295 | eSliceType = (pocLast == 0 || (pocCurr - isField) % m_pcCfg->getIntraPeriod() == 0 || m_pcGOPEncoder->getGOPSize() == 0) ? I_SLICE : eSliceType; |
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| 296 | #endif |
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| 297 | #if EFFICIENT_FIELD_IRAP |
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| 298 | } |
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| 299 | #endif |
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[494] | 300 | |
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[313] | 301 | rpcSlice->setSliceType ( eSliceType ); |
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[494] | 302 | |
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[313] | 303 | // ------------------------------------------------------------------------------------------------------------------ |
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| 304 | // Non-referenced frame marking |
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| 305 | // ------------------------------------------------------------------------------------------------------------------ |
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[494] | 306 | |
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[313] | 307 | if(pocLast == 0) |
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| 308 | { |
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| 309 | rpcSlice->setTemporalLayerNonReferenceFlag(false); |
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| 310 | } |
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| 311 | else |
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| 312 | { |
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| 313 | rpcSlice->setTemporalLayerNonReferenceFlag(!m_pcCfg->getGOPEntry(iGOPid).m_refPic); |
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| 314 | } |
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| 315 | rpcSlice->setReferenced(true); |
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[494] | 316 | |
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[313] | 317 | // ------------------------------------------------------------------------------------------------------------------ |
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| 318 | // QP setting |
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| 319 | // ------------------------------------------------------------------------------------------------------------------ |
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[494] | 320 | |
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[313] | 321 | dQP = m_pcCfg->getQP(); |
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| 322 | if(eSliceType!=I_SLICE) |
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| 323 | { |
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[442] | 324 | #if REPN_FORMAT_IN_VPS |
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[595] | 325 | if (!(( m_pcCfg->getMaxDeltaQP() == 0 ) && (dQP == -rpcSlice->getQpBDOffsetY() ) && (rpcSlice->getPPS()->getTransquantBypassEnableFlag()))) |
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[442] | 326 | #else |
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[595] | 327 | if (!(( m_pcCfg->getMaxDeltaQP() == 0 ) && (dQP == -rpcSlice->getSPS()->getQpBDOffsetY() ) && (rpcSlice->getPPS()->getTransquantBypassEnableFlag()))) |
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[442] | 328 | #endif |
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[313] | 329 | { |
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| 330 | dQP += m_pcCfg->getGOPEntry(iGOPid).m_QPOffset; |
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| 331 | } |
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| 332 | } |
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[494] | 333 | |
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[313] | 334 | // modify QP |
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| 335 | Int* pdQPs = m_pcCfg->getdQPs(); |
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| 336 | if ( pdQPs ) |
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| 337 | { |
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| 338 | dQP += pdQPs[ rpcSlice->getPOC() ]; |
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| 339 | } |
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| 340 | // ------------------------------------------------------------------------------------------------------------------ |
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| 341 | // Lambda computation |
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| 342 | // ------------------------------------------------------------------------------------------------------------------ |
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[494] | 343 | |
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[313] | 344 | Int iQP; |
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| 345 | Double dOrigQP = dQP; |
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| 346 | |
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| 347 | // pre-compute lambda and QP values for all possible QP candidates |
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| 348 | for ( Int iDQpIdx = 0; iDQpIdx < 2 * m_pcCfg->getDeltaQpRD() + 1; iDQpIdx++ ) |
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| 349 | { |
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| 350 | // compute QP value |
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| 351 | dQP = dOrigQP + ((iDQpIdx+1)>>1)*(iDQpIdx%2 ? -1 : 1); |
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[494] | 352 | |
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[313] | 353 | // compute lambda value |
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| 354 | Int NumberBFrames = ( m_pcCfg->getGOPSize() - 1 ); |
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| 355 | Int SHIFT_QP = 12; |
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[442] | 356 | |
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| 357 | Double dLambda_scale = 1.0 - Clip3( 0.0, 0.5, 0.05*(Double)(isField ? NumberBFrames/2 : NumberBFrames) ); |
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| 358 | |
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[313] | 359 | #if FULL_NBIT |
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| 360 | Int bitdepth_luma_qp_scale = 6 * (g_bitDepth - 8); |
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| 361 | #else |
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| 362 | Int bitdepth_luma_qp_scale = 0; |
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| 363 | #endif |
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| 364 | Double qp_temp = (Double) dQP + bitdepth_luma_qp_scale - SHIFT_QP; |
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| 365 | #if FULL_NBIT |
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| 366 | Double qp_temp_orig = (Double) dQP - SHIFT_QP; |
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| 367 | #endif |
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| 368 | // Case #1: I or P-slices (key-frame) |
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| 369 | Double dQPFactor = m_pcCfg->getGOPEntry(iGOPid).m_QPFactor; |
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| 370 | if ( eSliceType==I_SLICE ) |
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| 371 | { |
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| 372 | dQPFactor=0.57*dLambda_scale; |
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| 373 | } |
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| 374 | dLambda = dQPFactor*pow( 2.0, qp_temp/3.0 ); |
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| 375 | |
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| 376 | if ( depth>0 ) |
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| 377 | { |
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| 378 | #if FULL_NBIT |
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| 379 | dLambda *= Clip3( 2.00, 4.00, (qp_temp_orig / 6.0) ); // (j == B_SLICE && p_cur_frm->layer != 0 ) |
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| 380 | #else |
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| 381 | dLambda *= Clip3( 2.00, 4.00, (qp_temp / 6.0) ); // (j == B_SLICE && p_cur_frm->layer != 0 ) |
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| 382 | #endif |
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| 383 | } |
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[494] | 384 | |
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[313] | 385 | // if hadamard is used in ME process |
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| 386 | if ( !m_pcCfg->getUseHADME() && rpcSlice->getSliceType( ) != I_SLICE ) |
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| 387 | { |
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| 388 | dLambda *= 0.95; |
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| 389 | } |
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[494] | 390 | |
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[442] | 391 | #if REPN_FORMAT_IN_VPS |
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| 392 | iQP = max( -rpcSlice->getQpBDOffsetY(), min( MAX_QP, (Int) floor( dQP + 0.5 ) ) ); |
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| 393 | #else |
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[313] | 394 | iQP = max( -pSPS->getQpBDOffsetY(), min( MAX_QP, (Int) floor( dQP + 0.5 ) ) ); |
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[442] | 395 | #endif |
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[313] | 396 | |
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| 397 | m_pdRdPicLambda[iDQpIdx] = dLambda; |
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| 398 | m_pdRdPicQp [iDQpIdx] = dQP; |
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| 399 | m_piRdPicQp [iDQpIdx] = iQP; |
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| 400 | } |
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[494] | 401 | |
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[313] | 402 | // obtain dQP = 0 case |
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| 403 | dLambda = m_pdRdPicLambda[0]; |
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| 404 | dQP = m_pdRdPicQp [0]; |
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| 405 | iQP = m_piRdPicQp [0]; |
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[494] | 406 | |
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[313] | 407 | if( rpcSlice->getSliceType( ) != I_SLICE ) |
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| 408 | { |
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| 409 | dLambda *= m_pcCfg->getLambdaModifier( m_pcCfg->getGOPEntry(iGOPid).m_temporalId ); |
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| 410 | } |
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| 411 | |
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| 412 | #if JCTVC_M0259_LAMBDAREFINEMENT |
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[345] | 413 | if( rpcSlice->getLayerId() > 0 && m_ppcTEncTop[layerId]->getNumActiveRefLayers() && depth >= 3 && m_pcCfg->getGOPSize() == ( 1 << depth ) ) |
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[313] | 414 | { |
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| 415 | Int nCurLayer = rpcSlice->getLayerId(); |
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| 416 | Double gamma = xCalEnhLambdaFactor( m_ppcTEncTop[nCurLayer-1]->getQP() - m_ppcTEncTop[nCurLayer]->getQP() , |
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[494] | 417 | 1.0 * m_ppcTEncTop[nCurLayer]->getSourceWidth() * m_ppcTEncTop[nCurLayer]->getSourceHeight() |
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[313] | 418 | / m_ppcTEncTop[nCurLayer-1]->getSourceWidth() / m_ppcTEncTop[nCurLayer-1]->getSourceHeight() ); |
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| 419 | dLambda *= gamma; |
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| 420 | } |
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| 421 | #endif |
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| 422 | |
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| 423 | // store lambda |
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| 424 | m_pcRdCost ->setLambda( dLambda ); |
---|
| 425 | // for RDO |
---|
| 426 | // in RdCost there is only one lambda because the luma and chroma bits are not separated, instead we weight the distortion of chroma. |
---|
[540] | 427 | Double weight[2] = { 1.0, 1.0 }; |
---|
[313] | 428 | Int qpc; |
---|
| 429 | Int chromaQPOffset; |
---|
| 430 | |
---|
| 431 | chromaQPOffset = rpcSlice->getPPS()->getChromaCbQpOffset() + rpcSlice->getSliceQpDeltaCb(); |
---|
| 432 | qpc = Clip3( 0, 57, iQP + chromaQPOffset); |
---|
[540] | 433 | weight[0] = pow( 2.0, (iQP-g_aucChromaScale[qpc])/3.0 ); // takes into account of the chroma qp mapping and chroma qp Offset |
---|
| 434 | m_pcRdCost->setCbDistortionWeight(weight[0]); |
---|
[313] | 435 | |
---|
| 436 | chromaQPOffset = rpcSlice->getPPS()->getChromaCrQpOffset() + rpcSlice->getSliceQpDeltaCr(); |
---|
| 437 | qpc = Clip3( 0, 57, iQP + chromaQPOffset); |
---|
[540] | 438 | weight[1] = pow( 2.0, (iQP-g_aucChromaScale[qpc])/3.0 ); // takes into account of the chroma qp mapping and chroma qp Offset |
---|
| 439 | m_pcRdCost->setCrDistortionWeight(weight[1]); |
---|
| 440 | |
---|
[313] | 441 | #if JCTVC_M0259_LAMBDAREFINEMENT |
---|
[345] | 442 | if( rpcSlice->getLayerId() > 0 && m_ppcTEncTop[layerId]->getNumActiveRefLayers() && m_pcCfg->getGOPSize() >= 8 && rpcSlice->isIntra() == false && depth == 0 ) |
---|
[313] | 443 | { |
---|
| 444 | dLambda *= 1.1; |
---|
[540] | 445 | weight[1] *= 1.15; |
---|
| 446 | weight[0] *= 1.15; |
---|
| 447 | |
---|
| 448 | m_pcRdCost ->setLambda( dLambda ); |
---|
| 449 | m_pcRdCost->setCbDistortionWeight(weight[0]); |
---|
| 450 | m_pcRdCost->setCrDistortionWeight(weight[1]); |
---|
[313] | 451 | } |
---|
| 452 | #endif |
---|
| 453 | |
---|
[540] | 454 | const Double lambdaArray[3] = {dLambda, (dLambda / weight[0]), (dLambda / weight[1])}; |
---|
| 455 | |
---|
[494] | 456 | #if RDOQ_CHROMA_LAMBDA |
---|
[313] | 457 | // for RDOQ |
---|
[540] | 458 | m_pcTrQuant->setLambdas( lambdaArray ); |
---|
[313] | 459 | #else |
---|
| 460 | m_pcTrQuant->setLambda( dLambda ); |
---|
| 461 | #endif |
---|
| 462 | |
---|
| 463 | // For SAO |
---|
[540] | 464 | rpcSlice->setLambdas( lambdaArray ); |
---|
[494] | 465 | |
---|
[313] | 466 | #if HB_LAMBDA_FOR_LDC |
---|
| 467 | // restore original slice type |
---|
[713] | 468 | |
---|
| 469 | #if EFFICIENT_FIELD_IRAP |
---|
| 470 | if(!(isField && pocLast == 1)) |
---|
| 471 | { |
---|
| 472 | #endif // EFFICIENT_FIELD_IRAP |
---|
| 473 | #if ALLOW_RECOVERY_POINT_AS_RAP |
---|
| 474 | if(m_pcCfg->getDecodingRefreshType() == 3) |
---|
| 475 | { |
---|
| 476 | eSliceType = (pocLast == 0 || (pocCurr) % m_pcCfg->getIntraPeriod() == 0 || m_pcGOPEncoder->getGOPSize() == 0) ? I_SLICE : eSliceType; |
---|
| 477 | |
---|
| 478 | } |
---|
| 479 | else |
---|
| 480 | { |
---|
[595] | 481 | eSliceType = (pocLast == 0 || (pocCurr - isField) % m_pcCfg->getIntraPeriod() == 0 || m_pcGOPEncoder->getGOPSize() == 0) ? I_SLICE : eSliceType; |
---|
[713] | 482 | } |
---|
| 483 | #else |
---|
| 484 | eSliceType = (pocLast == 0 || (pocCurr - isField) % m_pcCfg->getIntraPeriod() == 0 || m_pcGOPEncoder->getGOPSize() == 0) ? I_SLICE : eSliceType; |
---|
| 485 | #endif |
---|
| 486 | #if EFFICIENT_FIELD_IRAP |
---|
| 487 | } |
---|
| 488 | #endif // EFFICIENT_FIELD_IRAP |
---|
[494] | 489 | |
---|
[442] | 490 | #if SVC_EXTENSION |
---|
[540] | 491 | if( m_pcCfg->getLayerId() > 0 && m_pcCfg->getNumActiveRefLayers() > 0 ) |
---|
[313] | 492 | { |
---|
| 493 | eSliceType=B_SLICE; |
---|
| 494 | } |
---|
| 495 | #endif |
---|
| 496 | rpcSlice->setSliceType ( eSliceType ); |
---|
| 497 | #endif |
---|
[494] | 498 | |
---|
[313] | 499 | if (m_pcCfg->getUseRecalculateQPAccordingToLambda()) |
---|
| 500 | { |
---|
| 501 | dQP = xGetQPValueAccordingToLambda( dLambda ); |
---|
[442] | 502 | #if REPN_FORMAT_IN_VPS |
---|
[494] | 503 | iQP = max( -rpcSlice->getQpBDOffsetY(), min( MAX_QP, (Int) floor( dQP + 0.5 ) ) ); |
---|
[442] | 504 | #else |
---|
[494] | 505 | iQP = max( -pSPS->getQpBDOffsetY(), min( MAX_QP, (Int) floor( dQP + 0.5 ) ) ); |
---|
[442] | 506 | #endif |
---|
[313] | 507 | } |
---|
| 508 | |
---|
| 509 | rpcSlice->setSliceQp ( iQP ); |
---|
| 510 | #if ADAPTIVE_QP_SELECTION |
---|
| 511 | rpcSlice->setSliceQpBase ( iQP ); |
---|
| 512 | #endif |
---|
| 513 | rpcSlice->setSliceQpDelta ( 0 ); |
---|
| 514 | rpcSlice->setSliceQpDeltaCb ( 0 ); |
---|
| 515 | rpcSlice->setSliceQpDeltaCr ( 0 ); |
---|
| 516 | rpcSlice->setNumRefIdx(REF_PIC_LIST_0,m_pcCfg->getGOPEntry(iGOPid).m_numRefPicsActive); |
---|
| 517 | rpcSlice->setNumRefIdx(REF_PIC_LIST_1,m_pcCfg->getGOPEntry(iGOPid).m_numRefPicsActive); |
---|
[494] | 518 | |
---|
[313] | 519 | if ( m_pcCfg->getDeblockingFilterMetric() ) |
---|
| 520 | { |
---|
| 521 | rpcSlice->setDeblockingFilterOverrideFlag(true); |
---|
| 522 | rpcSlice->setDeblockingFilterDisable(false); |
---|
| 523 | rpcSlice->setDeblockingFilterBetaOffsetDiv2( 0 ); |
---|
| 524 | rpcSlice->setDeblockingFilterTcOffsetDiv2( 0 ); |
---|
| 525 | } else |
---|
| 526 | if (rpcSlice->getPPS()->getDeblockingFilterControlPresentFlag()) |
---|
| 527 | { |
---|
| 528 | rpcSlice->getPPS()->setDeblockingFilterOverrideEnabledFlag( !m_pcCfg->getLoopFilterOffsetInPPS() ); |
---|
| 529 | rpcSlice->setDeblockingFilterOverrideFlag( !m_pcCfg->getLoopFilterOffsetInPPS() ); |
---|
| 530 | rpcSlice->getPPS()->setPicDisableDeblockingFilterFlag( m_pcCfg->getLoopFilterDisable() ); |
---|
| 531 | rpcSlice->setDeblockingFilterDisable( m_pcCfg->getLoopFilterDisable() ); |
---|
| 532 | if ( !rpcSlice->getDeblockingFilterDisable()) |
---|
| 533 | { |
---|
| 534 | if ( !m_pcCfg->getLoopFilterOffsetInPPS() && eSliceType!=I_SLICE) |
---|
| 535 | { |
---|
| 536 | rpcSlice->getPPS()->setDeblockingFilterBetaOffsetDiv2( m_pcCfg->getGOPEntry(iGOPid).m_betaOffsetDiv2 + m_pcCfg->getLoopFilterBetaOffset() ); |
---|
| 537 | rpcSlice->getPPS()->setDeblockingFilterTcOffsetDiv2( m_pcCfg->getGOPEntry(iGOPid).m_tcOffsetDiv2 + m_pcCfg->getLoopFilterTcOffset() ); |
---|
| 538 | rpcSlice->setDeblockingFilterBetaOffsetDiv2( m_pcCfg->getGOPEntry(iGOPid).m_betaOffsetDiv2 + m_pcCfg->getLoopFilterBetaOffset() ); |
---|
| 539 | rpcSlice->setDeblockingFilterTcOffsetDiv2( m_pcCfg->getGOPEntry(iGOPid).m_tcOffsetDiv2 + m_pcCfg->getLoopFilterTcOffset() ); |
---|
| 540 | } |
---|
| 541 | else |
---|
| 542 | { |
---|
| 543 | rpcSlice->getPPS()->setDeblockingFilterBetaOffsetDiv2( m_pcCfg->getLoopFilterBetaOffset() ); |
---|
| 544 | rpcSlice->getPPS()->setDeblockingFilterTcOffsetDiv2( m_pcCfg->getLoopFilterTcOffset() ); |
---|
| 545 | rpcSlice->setDeblockingFilterBetaOffsetDiv2( m_pcCfg->getLoopFilterBetaOffset() ); |
---|
| 546 | rpcSlice->setDeblockingFilterTcOffsetDiv2( m_pcCfg->getLoopFilterTcOffset() ); |
---|
| 547 | } |
---|
| 548 | } |
---|
| 549 | } |
---|
| 550 | else |
---|
| 551 | { |
---|
| 552 | rpcSlice->setDeblockingFilterOverrideFlag( false ); |
---|
| 553 | rpcSlice->setDeblockingFilterDisable( false ); |
---|
| 554 | rpcSlice->setDeblockingFilterBetaOffsetDiv2( 0 ); |
---|
| 555 | rpcSlice->setDeblockingFilterTcOffsetDiv2( 0 ); |
---|
| 556 | } |
---|
| 557 | |
---|
| 558 | rpcSlice->setDepth ( depth ); |
---|
[494] | 559 | |
---|
[313] | 560 | pcPic->setTLayer( m_pcCfg->getGOPEntry(iGOPid).m_temporalId ); |
---|
| 561 | if(eSliceType==I_SLICE) |
---|
| 562 | { |
---|
| 563 | pcPic->setTLayer(0); |
---|
| 564 | } |
---|
| 565 | rpcSlice->setTLayer( pcPic->getTLayer() ); |
---|
| 566 | |
---|
| 567 | assert( m_apcPicYuvPred ); |
---|
| 568 | assert( m_apcPicYuvResi ); |
---|
[494] | 569 | |
---|
[313] | 570 | pcPic->setPicYuvPred( m_apcPicYuvPred ); |
---|
| 571 | pcPic->setPicYuvResi( m_apcPicYuvResi ); |
---|
| 572 | rpcSlice->setSliceMode ( m_pcCfg->getSliceMode() ); |
---|
| 573 | rpcSlice->setSliceArgument ( m_pcCfg->getSliceArgument() ); |
---|
| 574 | rpcSlice->setSliceSegmentMode ( m_pcCfg->getSliceSegmentMode() ); |
---|
| 575 | rpcSlice->setSliceSegmentArgument ( m_pcCfg->getSliceSegmentArgument() ); |
---|
| 576 | rpcSlice->setMaxNumMergeCand ( m_pcCfg->getMaxNumMergeCand() ); |
---|
[540] | 577 | #if HIGHER_LAYER_IRAP_SKIP_FLAG |
---|
| 578 | if (m_pcCfg->getSkipPictureAtArcSwitch() && m_pcCfg->getAdaptiveResolutionChange() > 0 && rpcSlice->getLayerId() == 1 && rpcSlice->getPOC() == m_pcCfg->getAdaptiveResolutionChange()) |
---|
| 579 | { |
---|
| 580 | rpcSlice->setMaxNumMergeCand ( 1 ); |
---|
| 581 | } |
---|
| 582 | #endif |
---|
[313] | 583 | xStoreWPparam( pPPS->getUseWP(), pPPS->getWPBiPred() ); |
---|
| 584 | |
---|
[442] | 585 | #if SVC_EXTENSION |
---|
[313] | 586 | if( layerId > 0 ) |
---|
| 587 | { |
---|
| 588 | if( rpcSlice->getNumILRRefIdx() > 0 ) |
---|
| 589 | { |
---|
| 590 | rpcSlice->setActiveNumILRRefIdx( m_ppcTEncTop[layerId]->getNumActiveRefLayers() ); |
---|
| 591 | for( Int i = 0; i < rpcSlice->getActiveNumILRRefIdx(); i++ ) |
---|
| 592 | { |
---|
| 593 | rpcSlice->setInterLayerPredLayerIdc( m_ppcTEncTop[layerId]->getPredLayerId(i), i ); |
---|
| 594 | } |
---|
| 595 | rpcSlice->setInterLayerPredEnabledFlag(1); |
---|
| 596 | } |
---|
| 597 | rpcSlice->setMFMEnabledFlag(m_ppcTEncTop[layerId]->getMFMEnabledFlag()); |
---|
| 598 | } |
---|
| 599 | |
---|
| 600 | #endif |
---|
| 601 | } |
---|
| 602 | |
---|
| 603 | Void TEncSlice::resetQP( TComPic* pic, Int sliceQP, Double lambda ) |
---|
| 604 | { |
---|
| 605 | TComSlice* slice = pic->getSlice(0); |
---|
| 606 | |
---|
| 607 | // store lambda |
---|
| 608 | slice->setSliceQp( sliceQP ); |
---|
[713] | 609 | #if ADAPTIVE_QP_SELECTION |
---|
[313] | 610 | slice->setSliceQpBase ( sliceQP ); |
---|
[713] | 611 | #endif |
---|
[313] | 612 | m_pcRdCost ->setLambda( lambda ); |
---|
| 613 | // for RDO |
---|
| 614 | // in RdCost there is only one lambda because the luma and chroma bits are not separated, instead we weight the distortion of chroma. |
---|
[540] | 615 | Double weight[2] = { 1.0, 1.0 }; |
---|
[313] | 616 | Int qpc; |
---|
| 617 | Int chromaQPOffset; |
---|
| 618 | |
---|
| 619 | chromaQPOffset = slice->getPPS()->getChromaCbQpOffset() + slice->getSliceQpDeltaCb(); |
---|
| 620 | qpc = Clip3( 0, 57, sliceQP + chromaQPOffset); |
---|
[540] | 621 | weight[0] = pow( 2.0, (sliceQP-g_aucChromaScale[qpc])/3.0 ); // takes into account of the chroma qp mapping and chroma qp Offset |
---|
| 622 | m_pcRdCost->setCbDistortionWeight(weight[0]); |
---|
[313] | 623 | |
---|
| 624 | chromaQPOffset = slice->getPPS()->getChromaCrQpOffset() + slice->getSliceQpDeltaCr(); |
---|
| 625 | qpc = Clip3( 0, 57, sliceQP + chromaQPOffset); |
---|
[540] | 626 | weight[1] = pow( 2.0, (sliceQP-g_aucChromaScale[qpc])/3.0 ); // takes into account of the chroma qp mapping and chroma qp Offset |
---|
| 627 | m_pcRdCost->setCrDistortionWeight(weight[1]); |
---|
[313] | 628 | |
---|
[540] | 629 | const Double lambdaArray[3] = {lambda, (lambda / weight[0]), (lambda / weight[1])}; |
---|
[313] | 630 | |
---|
[494] | 631 | #if RDOQ_CHROMA_LAMBDA |
---|
[313] | 632 | // for RDOQ |
---|
[540] | 633 | m_pcTrQuant->setLambdas( lambdaArray ); |
---|
[313] | 634 | #else |
---|
| 635 | m_pcTrQuant->setLambda( lambda ); |
---|
| 636 | #endif |
---|
| 637 | |
---|
| 638 | // For SAO |
---|
[540] | 639 | slice->setLambdas( lambdaArray ); |
---|
[313] | 640 | } |
---|
| 641 | // ==================================================================================================================== |
---|
| 642 | // Public member functions |
---|
| 643 | // ==================================================================================================================== |
---|
| 644 | |
---|
| 645 | Void TEncSlice::setSearchRange( TComSlice* pcSlice ) |
---|
| 646 | { |
---|
| 647 | Int iCurrPOC = pcSlice->getPOC(); |
---|
| 648 | Int iRefPOC; |
---|
| 649 | Int iGOPSize = m_pcCfg->getGOPSize(); |
---|
| 650 | Int iOffset = (iGOPSize >> 1); |
---|
| 651 | Int iMaxSR = m_pcCfg->getSearchRange(); |
---|
| 652 | Int iNumPredDir = pcSlice->isInterP() ? 1 : 2; |
---|
[494] | 653 | |
---|
[313] | 654 | for (Int iDir = 0; iDir <= iNumPredDir; iDir++) |
---|
| 655 | { |
---|
| 656 | //RefPicList e = (RefPicList)iDir; |
---|
| 657 | RefPicList e = ( iDir ? REF_PIC_LIST_1 : REF_PIC_LIST_0 ); |
---|
| 658 | for (Int iRefIdx = 0; iRefIdx < pcSlice->getNumRefIdx(e); iRefIdx++) |
---|
| 659 | { |
---|
| 660 | iRefPOC = pcSlice->getRefPic(e, iRefIdx)->getPOC(); |
---|
| 661 | Int iNewSR = Clip3(8, iMaxSR, (iMaxSR*ADAPT_SR_SCALE*abs(iCurrPOC - iRefPOC)+iOffset)/iGOPSize); |
---|
| 662 | m_pcPredSearch->setAdaptiveSearchRange(iDir, iRefIdx, iNewSR); |
---|
| 663 | } |
---|
| 664 | } |
---|
| 665 | } |
---|
| 666 | |
---|
| 667 | /** |
---|
| 668 | - multi-loop slice encoding for different slice QP |
---|
| 669 | . |
---|
| 670 | \param rpcPic picture class |
---|
| 671 | */ |
---|
| 672 | Void TEncSlice::precompressSlice( TComPic*& rpcPic ) |
---|
| 673 | { |
---|
| 674 | // if deltaQP RD is not used, simply return |
---|
| 675 | if ( m_pcCfg->getDeltaQpRD() == 0 ) |
---|
| 676 | { |
---|
| 677 | return; |
---|
| 678 | } |
---|
| 679 | |
---|
| 680 | if ( m_pcCfg->getUseRateCtrl() ) |
---|
| 681 | { |
---|
| 682 | printf( "\nMultiple QP optimization is not allowed when rate control is enabled." ); |
---|
| 683 | assert(0); |
---|
| 684 | } |
---|
[494] | 685 | |
---|
[313] | 686 | TComSlice* pcSlice = rpcPic->getSlice(getSliceIdx()); |
---|
| 687 | Double dPicRdCostBest = MAX_DOUBLE; |
---|
| 688 | UInt uiQpIdxBest = 0; |
---|
[494] | 689 | |
---|
[313] | 690 | Double dFrameLambda; |
---|
| 691 | #if FULL_NBIT |
---|
| 692 | Int SHIFT_QP = 12 + 6 * (g_bitDepth - 8); |
---|
| 693 | #else |
---|
| 694 | Int SHIFT_QP = 12; |
---|
| 695 | #endif |
---|
[494] | 696 | |
---|
[313] | 697 | // set frame lambda |
---|
| 698 | if (m_pcCfg->getGOPSize() > 1) |
---|
| 699 | { |
---|
| 700 | dFrameLambda = 0.68 * pow (2, (m_piRdPicQp[0] - SHIFT_QP) / 3.0) * (pcSlice->isInterB()? 2 : 1); |
---|
| 701 | } |
---|
| 702 | else |
---|
| 703 | { |
---|
| 704 | dFrameLambda = 0.68 * pow (2, (m_piRdPicQp[0] - SHIFT_QP) / 3.0); |
---|
| 705 | } |
---|
| 706 | m_pcRdCost ->setFrameLambda(dFrameLambda); |
---|
[494] | 707 | |
---|
[313] | 708 | // for each QP candidate |
---|
| 709 | for ( UInt uiQpIdx = 0; uiQpIdx < 2 * m_pcCfg->getDeltaQpRD() + 1; uiQpIdx++ ) |
---|
| 710 | { |
---|
| 711 | pcSlice ->setSliceQp ( m_piRdPicQp [uiQpIdx] ); |
---|
| 712 | #if ADAPTIVE_QP_SELECTION |
---|
| 713 | pcSlice ->setSliceQpBase ( m_piRdPicQp [uiQpIdx] ); |
---|
| 714 | #endif |
---|
| 715 | m_pcRdCost ->setLambda ( m_pdRdPicLambda[uiQpIdx] ); |
---|
| 716 | // for RDO |
---|
| 717 | // in RdCost there is only one lambda because the luma and chroma bits are not separated, instead we weight the distortion of chroma. |
---|
| 718 | Int iQP = m_piRdPicQp [uiQpIdx]; |
---|
[540] | 719 | Double weight[2] = { 1.0, 1.0 }; |
---|
[313] | 720 | Int qpc; |
---|
| 721 | Int chromaQPOffset; |
---|
| 722 | |
---|
| 723 | chromaQPOffset = pcSlice->getPPS()->getChromaCbQpOffset() + pcSlice->getSliceQpDeltaCb(); |
---|
| 724 | qpc = Clip3( 0, 57, iQP + chromaQPOffset); |
---|
[540] | 725 | weight[0] = pow( 2.0, (iQP-g_aucChromaScale[qpc])/3.0 ); // takes into account of the chroma qp mapping and chroma qp Offset |
---|
| 726 | m_pcRdCost->setCbDistortionWeight(weight[0]); |
---|
[313] | 727 | |
---|
| 728 | chromaQPOffset = pcSlice->getPPS()->getChromaCrQpOffset() + pcSlice->getSliceQpDeltaCr(); |
---|
| 729 | qpc = Clip3( 0, 57, iQP + chromaQPOffset); |
---|
[540] | 730 | weight[1] = pow( 2.0, (iQP-g_aucChromaScale[qpc])/3.0 ); // takes into account of the chroma qp mapping and chroma qp Offset |
---|
| 731 | m_pcRdCost->setCrDistortionWeight(weight[1]); |
---|
[313] | 732 | |
---|
[540] | 733 | const Double lambdaArray[3] = {m_pdRdPicLambda[uiQpIdx], (m_pdRdPicLambda[uiQpIdx] / weight[0]), (m_pdRdPicLambda[uiQpIdx] / weight[1])}; |
---|
[494] | 734 | #if RDOQ_CHROMA_LAMBDA |
---|
[313] | 735 | // for RDOQ |
---|
[540] | 736 | m_pcTrQuant->setLambdas( lambdaArray ); |
---|
[313] | 737 | #else |
---|
| 738 | m_pcTrQuant ->setLambda ( m_pdRdPicLambda[uiQpIdx] ); |
---|
| 739 | #endif |
---|
| 740 | // For SAO |
---|
[540] | 741 | pcSlice->setLambdas( lambdaArray ); |
---|
[494] | 742 | |
---|
[313] | 743 | // try compress |
---|
| 744 | compressSlice ( rpcPic ); |
---|
[494] | 745 | |
---|
[313] | 746 | Double dPicRdCost; |
---|
| 747 | UInt64 uiPicDist = m_uiPicDist; |
---|
| 748 | UInt64 uiALFBits = 0; |
---|
[494] | 749 | |
---|
[313] | 750 | m_pcGOPEncoder->preLoopFilterPicAll( rpcPic, uiPicDist, uiALFBits ); |
---|
[494] | 751 | |
---|
[313] | 752 | // compute RD cost and choose the best |
---|
| 753 | dPicRdCost = m_pcRdCost->calcRdCost64( m_uiPicTotalBits + uiALFBits, uiPicDist, true, DF_SSE_FRAME); |
---|
[494] | 754 | |
---|
[313] | 755 | if ( dPicRdCost < dPicRdCostBest ) |
---|
| 756 | { |
---|
| 757 | uiQpIdxBest = uiQpIdx; |
---|
| 758 | dPicRdCostBest = dPicRdCost; |
---|
| 759 | } |
---|
| 760 | } |
---|
[494] | 761 | |
---|
[313] | 762 | // set best values |
---|
| 763 | pcSlice ->setSliceQp ( m_piRdPicQp [uiQpIdxBest] ); |
---|
| 764 | #if ADAPTIVE_QP_SELECTION |
---|
| 765 | pcSlice ->setSliceQpBase ( m_piRdPicQp [uiQpIdxBest] ); |
---|
| 766 | #endif |
---|
| 767 | m_pcRdCost ->setLambda ( m_pdRdPicLambda[uiQpIdxBest] ); |
---|
| 768 | // in RdCost there is only one lambda because the luma and chroma bits are not separated, instead we weight the distortion of chroma. |
---|
| 769 | Int iQP = m_piRdPicQp [uiQpIdxBest]; |
---|
[540] | 770 | Double weight[2] = { 1.0, 1.0 }; |
---|
[313] | 771 | Int qpc; |
---|
| 772 | Int chromaQPOffset; |
---|
| 773 | |
---|
| 774 | chromaQPOffset = pcSlice->getPPS()->getChromaCbQpOffset() + pcSlice->getSliceQpDeltaCb(); |
---|
| 775 | qpc = Clip3( 0, 57, iQP + chromaQPOffset); |
---|
[540] | 776 | weight[0] = pow( 2.0, (iQP-g_aucChromaScale[qpc])/3.0 ); // takes into account of the chroma qp mapping and chroma qp Offset |
---|
| 777 | m_pcRdCost->setCbDistortionWeight(weight[0]); |
---|
[313] | 778 | |
---|
| 779 | chromaQPOffset = pcSlice->getPPS()->getChromaCrQpOffset() + pcSlice->getSliceQpDeltaCr(); |
---|
| 780 | qpc = Clip3( 0, 57, iQP + chromaQPOffset); |
---|
[540] | 781 | weight[1] = pow( 2.0, (iQP-g_aucChromaScale[qpc])/3.0 ); // takes into account of the chroma qp mapping and chroma qp Offset |
---|
| 782 | m_pcRdCost->setCrDistortionWeight(weight[1]); |
---|
[313] | 783 | |
---|
[540] | 784 | const Double lambdaArray[3] = {m_pdRdPicLambda[uiQpIdxBest], (m_pdRdPicLambda[uiQpIdxBest] / weight[0]), (m_pdRdPicLambda[uiQpIdxBest] / weight[1])}; |
---|
[494] | 785 | #if RDOQ_CHROMA_LAMBDA |
---|
| 786 | // for RDOQ |
---|
[540] | 787 | m_pcTrQuant->setLambdas( lambdaArray ); |
---|
[313] | 788 | #else |
---|
| 789 | m_pcTrQuant ->setLambda ( m_pdRdPicLambda[uiQpIdxBest] ); |
---|
| 790 | #endif |
---|
| 791 | // For SAO |
---|
[540] | 792 | pcSlice->setLambdas( lambdaArray ); |
---|
[313] | 793 | } |
---|
| 794 | |
---|
| 795 | /** \param rpcPic picture class |
---|
| 796 | */ |
---|
| 797 | Void TEncSlice::calCostSliceI(TComPic*& rpcPic) |
---|
| 798 | { |
---|
| 799 | UInt uiCUAddr; |
---|
| 800 | UInt uiStartCUAddr; |
---|
| 801 | UInt uiBoundingCUAddr; |
---|
| 802 | Int iSumHad, shift = g_bitDepthY-8, offset = (shift>0)?(1<<(shift-1)):0;; |
---|
| 803 | Double iSumHadSlice = 0; |
---|
| 804 | |
---|
| 805 | rpcPic->getSlice(getSliceIdx())->setSliceSegmentBits(0); |
---|
| 806 | TComSlice* pcSlice = rpcPic->getSlice(getSliceIdx()); |
---|
| 807 | xDetermineStartAndBoundingCUAddr ( uiStartCUAddr, uiBoundingCUAddr, rpcPic, false ); |
---|
| 808 | |
---|
| 809 | UInt uiEncCUOrder; |
---|
[494] | 810 | uiCUAddr = rpcPic->getPicSym()->getCUOrderMap( uiStartCUAddr /rpcPic->getNumPartInCU()); |
---|
[313] | 811 | for( uiEncCUOrder = uiStartCUAddr/rpcPic->getNumPartInCU(); |
---|
| 812 | uiEncCUOrder < (uiBoundingCUAddr+(rpcPic->getNumPartInCU()-1))/rpcPic->getNumPartInCU(); |
---|
| 813 | uiCUAddr = rpcPic->getPicSym()->getCUOrderMap(++uiEncCUOrder) ) |
---|
| 814 | { |
---|
| 815 | // initialize CU encoder |
---|
| 816 | TComDataCU*& pcCU = rpcPic->getCU( uiCUAddr ); |
---|
| 817 | pcCU->initCU( rpcPic, uiCUAddr ); |
---|
| 818 | |
---|
[442] | 819 | #if REPN_FORMAT_IN_VPS |
---|
| 820 | Int height = min( pcSlice->getSPS()->getMaxCUHeight(),pcSlice->getPicHeightInLumaSamples() - uiCUAddr / rpcPic->getFrameWidthInCU() * pcSlice->getSPS()->getMaxCUHeight() ); |
---|
| 821 | Int width = min( pcSlice->getSPS()->getMaxCUWidth(), pcSlice->getPicWidthInLumaSamples() - uiCUAddr % rpcPic->getFrameWidthInCU() * pcSlice->getSPS()->getMaxCUWidth() ); |
---|
| 822 | #else |
---|
[313] | 823 | Int height = min( pcSlice->getSPS()->getMaxCUHeight(),pcSlice->getSPS()->getPicHeightInLumaSamples() - uiCUAddr / rpcPic->getFrameWidthInCU() * pcSlice->getSPS()->getMaxCUHeight() ); |
---|
| 824 | Int width = min( pcSlice->getSPS()->getMaxCUWidth(),pcSlice->getSPS()->getPicWidthInLumaSamples() - uiCUAddr % rpcPic->getFrameWidthInCU() * pcSlice->getSPS()->getMaxCUWidth() ); |
---|
[442] | 825 | #endif |
---|
[313] | 826 | |
---|
| 827 | iSumHad = m_pcCuEncoder->updateLCUDataISlice(pcCU, uiCUAddr, width, height); |
---|
| 828 | |
---|
| 829 | (m_pcRateCtrl->getRCPic()->getLCU(uiCUAddr)).m_costIntra=(iSumHad+offset)>>shift; |
---|
| 830 | iSumHadSlice += (m_pcRateCtrl->getRCPic()->getLCU(uiCUAddr)).m_costIntra; |
---|
| 831 | |
---|
| 832 | } |
---|
| 833 | m_pcRateCtrl->getRCPic()->setTotalIntraCost(iSumHadSlice); |
---|
| 834 | } |
---|
| 835 | |
---|
| 836 | Void TEncSlice::compressSlice( TComPic*& rpcPic ) |
---|
| 837 | { |
---|
[880] | 838 | #if !WPP_FIX |
---|
[313] | 839 | UInt uiCUAddr; |
---|
[880] | 840 | #endif |
---|
[313] | 841 | UInt uiStartCUAddr; |
---|
| 842 | UInt uiBoundingCUAddr; |
---|
| 843 | rpcPic->getSlice(getSliceIdx())->setSliceSegmentBits(0); |
---|
| 844 | TEncBinCABAC* pppcRDSbacCoder = NULL; |
---|
| 845 | TComSlice* pcSlice = rpcPic->getSlice(getSliceIdx()); |
---|
| 846 | xDetermineStartAndBoundingCUAddr ( uiStartCUAddr, uiBoundingCUAddr, rpcPic, false ); |
---|
[494] | 847 | |
---|
[313] | 848 | // initialize cost values |
---|
| 849 | m_uiPicTotalBits = 0; |
---|
| 850 | m_dPicRdCost = 0; |
---|
| 851 | m_uiPicDist = 0; |
---|
[494] | 852 | |
---|
[313] | 853 | // set entropy coder |
---|
[595] | 854 | m_pcSbacCoder->init( m_pcBinCABAC ); |
---|
| 855 | m_pcEntropyCoder->setEntropyCoder ( m_pcSbacCoder, pcSlice ); |
---|
| 856 | m_pcEntropyCoder->resetEntropy (); |
---|
| 857 | m_pppcRDSbacCoder[0][CI_CURR_BEST]->load(m_pcSbacCoder); |
---|
| 858 | pppcRDSbacCoder = (TEncBinCABAC *) m_pppcRDSbacCoder[0][CI_CURR_BEST]->getEncBinIf(); |
---|
| 859 | pppcRDSbacCoder->setBinCountingEnableFlag( false ); |
---|
| 860 | pppcRDSbacCoder->setBinsCoded( 0 ); |
---|
| 861 | |
---|
[313] | 862 | //------------------------------------------------------------------------------ |
---|
| 863 | // Weighted Prediction parameters estimation. |
---|
| 864 | //------------------------------------------------------------------------------ |
---|
| 865 | // calculate AC/DC values for current picture |
---|
| 866 | if( pcSlice->getPPS()->getUseWP() || pcSlice->getPPS()->getWPBiPred() ) |
---|
| 867 | { |
---|
| 868 | xCalcACDCParamSlice(pcSlice); |
---|
| 869 | } |
---|
[494] | 870 | #if O0194_WEIGHTED_PREDICTION_CGS |
---|
[588] | 871 | else if( m_ppcTEncTop[pcSlice->getLayerId()]->getInterLayerWeightedPredFlag() ) |
---|
[494] | 872 | { |
---|
| 873 | // Calculate for the base layer to be used in EL as Inter layer reference |
---|
| 874 | estimateILWpParam( pcSlice ); |
---|
| 875 | } |
---|
| 876 | #endif |
---|
[313] | 877 | |
---|
| 878 | Bool bWp_explicit = (pcSlice->getSliceType()==P_SLICE && pcSlice->getPPS()->getUseWP()) || (pcSlice->getSliceType()==B_SLICE && pcSlice->getPPS()->getWPBiPred()); |
---|
| 879 | |
---|
| 880 | if ( bWp_explicit ) |
---|
| 881 | { |
---|
| 882 | //------------------------------------------------------------------------------ |
---|
| 883 | // Weighted Prediction implemented at Slice level. SliceMode=2 is not supported yet. |
---|
| 884 | //------------------------------------------------------------------------------ |
---|
| 885 | if ( pcSlice->getSliceMode()==2 || pcSlice->getSliceSegmentMode()==2 ) |
---|
| 886 | { |
---|
| 887 | printf("Weighted Prediction is not supported with slice mode determined by max number of bins.\n"); exit(0); |
---|
| 888 | } |
---|
| 889 | |
---|
| 890 | xEstimateWPParamSlice( pcSlice ); |
---|
| 891 | pcSlice->initWpScaling(); |
---|
| 892 | |
---|
| 893 | // check WP on/off |
---|
| 894 | xCheckWPEnable( pcSlice ); |
---|
| 895 | } |
---|
| 896 | |
---|
| 897 | #if ADAPTIVE_QP_SELECTION |
---|
| 898 | if( m_pcCfg->getUseAdaptQpSelect() ) |
---|
| 899 | { |
---|
| 900 | m_pcTrQuant->clearSliceARLCnt(); |
---|
| 901 | if(pcSlice->getSliceType()!=I_SLICE) |
---|
| 902 | { |
---|
| 903 | Int qpBase = pcSlice->getSliceQpBase(); |
---|
| 904 | pcSlice->setSliceQp(qpBase + m_pcTrQuant->getQpDelta(qpBase)); |
---|
| 905 | } |
---|
| 906 | } |
---|
| 907 | #endif |
---|
| 908 | TEncTop* pcEncTop = (TEncTop*) m_pcCfg; |
---|
| 909 | TEncSbac**** ppppcRDSbacCoders = pcEncTop->getRDSbacCoders(); |
---|
| 910 | TComBitCounter* pcBitCounters = pcEncTop->getBitCounters(); |
---|
[880] | 911 | #if WPP_FIX |
---|
| 912 | const Int iNumSubstreams = pcSlice->getPPS()->getNumSubstreams(); |
---|
| 913 | const UInt uiTilesAcross = rpcPic->getPicSym()->getNumColumnsMinus1()+1; |
---|
| 914 | #else |
---|
[313] | 915 | Int iNumSubstreams = 1; |
---|
| 916 | UInt uiTilesAcross = 0; |
---|
| 917 | |
---|
[595] | 918 | iNumSubstreams = pcSlice->getPPS()->getNumSubstreams(); |
---|
| 919 | uiTilesAcross = rpcPic->getPicSym()->getNumColumnsMinus1()+1; |
---|
[880] | 920 | #endif |
---|
[595] | 921 | delete[] m_pcBufferSbacCoders; |
---|
| 922 | delete[] m_pcBufferBinCoderCABACs; |
---|
| 923 | m_pcBufferSbacCoders = new TEncSbac [uiTilesAcross]; |
---|
| 924 | m_pcBufferBinCoderCABACs = new TEncBinCABAC[uiTilesAcross]; |
---|
| 925 | for (Int ui = 0; ui < uiTilesAcross; ui++) |
---|
[313] | 926 | { |
---|
[595] | 927 | m_pcBufferSbacCoders[ui].init( &m_pcBufferBinCoderCABACs[ui] ); |
---|
| 928 | } |
---|
| 929 | for (UInt ui = 0; ui < uiTilesAcross; ui++) |
---|
| 930 | { |
---|
| 931 | m_pcBufferSbacCoders[ui].load(m_pppcRDSbacCoder[0][CI_CURR_BEST]); //init. state |
---|
| 932 | } |
---|
[313] | 933 | |
---|
[595] | 934 | for ( UInt ui = 0 ; ui < iNumSubstreams ; ui++ ) //init all sbac coders for RD optimization |
---|
| 935 | { |
---|
| 936 | ppppcRDSbacCoders[ui][0][CI_CURR_BEST]->load(m_pppcRDSbacCoder[0][CI_CURR_BEST]); |
---|
[313] | 937 | } |
---|
[595] | 938 | |
---|
| 939 | delete[] m_pcBufferLowLatSbacCoders; |
---|
| 940 | delete[] m_pcBufferLowLatBinCoderCABACs; |
---|
| 941 | m_pcBufferLowLatSbacCoders = new TEncSbac [uiTilesAcross]; |
---|
| 942 | m_pcBufferLowLatBinCoderCABACs = new TEncBinCABAC[uiTilesAcross]; |
---|
| 943 | for (Int ui = 0; ui < uiTilesAcross; ui++) |
---|
[313] | 944 | { |
---|
[595] | 945 | m_pcBufferLowLatSbacCoders[ui].init( &m_pcBufferLowLatBinCoderCABACs[ui] ); |
---|
[313] | 946 | } |
---|
[595] | 947 | for (UInt ui = 0; ui < uiTilesAcross; ui++) |
---|
| 948 | m_pcBufferLowLatSbacCoders[ui].load(m_pppcRDSbacCoder[0][CI_CURR_BEST]); //init. state |
---|
| 949 | |
---|
[313] | 950 | UInt uiWidthInLCUs = rpcPic->getPicSym()->getFrameWidthInCU(); |
---|
| 951 | //UInt uiHeightInLCUs = rpcPic->getPicSym()->getFrameHeightInCU(); |
---|
[880] | 952 | #if WPP_FIX |
---|
| 953 | UInt uiTileCol = 0; |
---|
| 954 | Bool depSliceSegmentsEnabled = pcSlice->getPPS()->getDependentSliceSegmentsEnabledFlag(); |
---|
| 955 | UInt uiCUAddr = rpcPic->getPicSym()->getCUOrderMap( uiStartCUAddr /rpcPic->getNumPartInCU()); |
---|
| 956 | UInt currentTileIdx = rpcPic->getPicSym()->getTileIdxMap(uiCUAddr); |
---|
| 957 | TComTile *pCurrentTile = rpcPic->getPicSym()->getTComTile(currentTileIdx); |
---|
| 958 | UInt uiTileStartLCU = pCurrentTile->getFirstCUAddr(); |
---|
| 959 | #else |
---|
[313] | 960 | UInt uiCol=0, uiLin=0, uiSubStrm=0; |
---|
| 961 | UInt uiTileCol = 0; |
---|
| 962 | UInt uiTileStartLCU = 0; |
---|
| 963 | UInt uiTileLCUX = 0; |
---|
| 964 | Bool depSliceSegmentsEnabled = pcSlice->getPPS()->getDependentSliceSegmentsEnabledFlag(); |
---|
| 965 | uiCUAddr = rpcPic->getPicSym()->getCUOrderMap( uiStartCUAddr /rpcPic->getNumPartInCU()); |
---|
| 966 | uiTileStartLCU = rpcPic->getPicSym()->getTComTile(rpcPic->getPicSym()->getTileIdxMap(uiCUAddr))->getFirstCUAddr(); |
---|
[880] | 967 | #endif |
---|
[313] | 968 | if( depSliceSegmentsEnabled ) |
---|
| 969 | { |
---|
| 970 | if((pcSlice->getSliceSegmentCurStartCUAddr()!= pcSlice->getSliceCurStartCUAddr())&&(uiCUAddr != uiTileStartLCU)) |
---|
| 971 | { |
---|
[880] | 972 | #if WPP_FIX |
---|
| 973 | UInt uiSubStrm=0; |
---|
| 974 | #endif |
---|
[313] | 975 | if( m_pcCfg->getWaveFrontsynchro() ) |
---|
| 976 | { |
---|
[880] | 977 | #if WPP_FIX |
---|
| 978 | uiTileCol = currentTileIdx % (rpcPic->getPicSym()->getNumColumnsMinus1()+1); |
---|
| 979 | m_pcBufferSbacCoders[uiTileCol].loadContexts( CTXMem[1] ); |
---|
| 980 | //uiCUAddr = rpcPic->getPicSym()->getCUOrderMap( uiStartCUAddr /rpcPic->getNumPartInCU()); |
---|
| 981 | uiSubStrm=rpcPic->getSubstreamForLCUAddr(uiCUAddr, true, pcSlice); |
---|
| 982 | if ( pCurrentTile->getTileWidth() < 2) |
---|
| 983 | { |
---|
| 984 | CTXMem[0]->loadContexts(m_pcSbacCoder); |
---|
| 985 | } |
---|
| 986 | #else |
---|
[313] | 987 | uiTileCol = rpcPic->getPicSym()->getTileIdxMap(uiCUAddr) % (rpcPic->getPicSym()->getNumColumnsMinus1()+1); |
---|
| 988 | m_pcBufferSbacCoders[uiTileCol].loadContexts( CTXMem[1] ); |
---|
| 989 | Int iNumSubstreamsPerTile = iNumSubstreams/rpcPic->getPicSym()->getNumTiles(); |
---|
[494] | 990 | uiCUAddr = rpcPic->getPicSym()->getCUOrderMap( uiStartCUAddr /rpcPic->getNumPartInCU()); |
---|
[313] | 991 | uiLin = uiCUAddr / uiWidthInLCUs; |
---|
| 992 | uiSubStrm = rpcPic->getPicSym()->getTileIdxMap(rpcPic->getPicSym()->getCUOrderMap(uiCUAddr))*iNumSubstreamsPerTile |
---|
| 993 | + uiLin%iNumSubstreamsPerTile; |
---|
| 994 | if ( (uiCUAddr%uiWidthInLCUs+1) >= uiWidthInLCUs ) |
---|
| 995 | { |
---|
| 996 | uiTileLCUX = uiTileStartLCU % uiWidthInLCUs; |
---|
| 997 | uiCol = uiCUAddr % uiWidthInLCUs; |
---|
| 998 | if(uiCol==uiTileStartLCU) |
---|
| 999 | { |
---|
| 1000 | CTXMem[0]->loadContexts(m_pcSbacCoder); |
---|
| 1001 | } |
---|
| 1002 | } |
---|
[880] | 1003 | #endif |
---|
[313] | 1004 | } |
---|
| 1005 | m_pppcRDSbacCoder[0][CI_CURR_BEST]->loadContexts( CTXMem[0] ); |
---|
| 1006 | ppppcRDSbacCoders[uiSubStrm][0][CI_CURR_BEST]->loadContexts( CTXMem[0] ); |
---|
| 1007 | } |
---|
| 1008 | else |
---|
| 1009 | { |
---|
| 1010 | if(m_pcCfg->getWaveFrontsynchro()) |
---|
| 1011 | { |
---|
| 1012 | CTXMem[1]->loadContexts(m_pcSbacCoder); |
---|
| 1013 | } |
---|
| 1014 | CTXMem[0]->loadContexts(m_pcSbacCoder); |
---|
| 1015 | } |
---|
| 1016 | } |
---|
| 1017 | // for every CU in slice |
---|
| 1018 | UInt uiEncCUOrder; |
---|
| 1019 | for( uiEncCUOrder = uiStartCUAddr/rpcPic->getNumPartInCU(); |
---|
| 1020 | uiEncCUOrder < (uiBoundingCUAddr+(rpcPic->getNumPartInCU()-1))/rpcPic->getNumPartInCU(); |
---|
| 1021 | uiCUAddr = rpcPic->getPicSym()->getCUOrderMap(++uiEncCUOrder) ) |
---|
| 1022 | { |
---|
| 1023 | // initialize CU encoder |
---|
| 1024 | TComDataCU*& pcCU = rpcPic->getCU( uiCUAddr ); |
---|
| 1025 | pcCU->initCU( rpcPic, uiCUAddr ); |
---|
| 1026 | |
---|
| 1027 | // inherit from TR if necessary, select substream to use. |
---|
[595] | 1028 | uiTileCol = rpcPic->getPicSym()->getTileIdxMap(uiCUAddr) % (rpcPic->getPicSym()->getNumColumnsMinus1()+1); // what column of tiles are we in? |
---|
| 1029 | uiTileStartLCU = rpcPic->getPicSym()->getTComTile(rpcPic->getPicSym()->getTileIdxMap(uiCUAddr))->getFirstCUAddr(); |
---|
[880] | 1030 | #if WPP_FIX |
---|
| 1031 | UInt uiTileLCUX = uiTileStartLCU % uiWidthInLCUs; |
---|
| 1032 | //UInt uiSliceStartLCU = pcSlice->getSliceCurStartCUAddr(); |
---|
| 1033 | UInt uiCol = uiCUAddr % uiWidthInLCUs; |
---|
| 1034 | UInt uiSubStrm=rpcPic->getSubstreamForLCUAddr(uiCUAddr, true, pcSlice); |
---|
| 1035 | |
---|
| 1036 | if ( ((iNumSubstreams > 1) || depSliceSegmentsEnabled ) && (uiCol == uiTileLCUX) && m_pcCfg->getWaveFrontsynchro()) |
---|
| 1037 | #else |
---|
[595] | 1038 | uiTileLCUX = uiTileStartLCU % uiWidthInLCUs; |
---|
| 1039 | //UInt uiSliceStartLCU = pcSlice->getSliceCurStartCUAddr(); |
---|
| 1040 | uiCol = uiCUAddr % uiWidthInLCUs; |
---|
| 1041 | uiLin = uiCUAddr / uiWidthInLCUs; |
---|
| 1042 | if (pcSlice->getPPS()->getNumSubstreams() > 1) |
---|
[313] | 1043 | { |
---|
[595] | 1044 | // independent tiles => substreams are "per tile". iNumSubstreams has already been multiplied. |
---|
| 1045 | Int iNumSubstreamsPerTile = iNumSubstreams/rpcPic->getPicSym()->getNumTiles(); |
---|
| 1046 | uiSubStrm = rpcPic->getPicSym()->getTileIdxMap(uiCUAddr)*iNumSubstreamsPerTile |
---|
| 1047 | + uiLin%iNumSubstreamsPerTile; |
---|
| 1048 | } |
---|
| 1049 | else |
---|
| 1050 | { |
---|
| 1051 | // dependent tiles => substreams are "per frame". |
---|
| 1052 | uiSubStrm = uiLin % iNumSubstreams; |
---|
| 1053 | } |
---|
| 1054 | if ( ((pcSlice->getPPS()->getNumSubstreams() > 1) || depSliceSegmentsEnabled ) && (uiCol == uiTileLCUX) && m_pcCfg->getWaveFrontsynchro()) |
---|
[880] | 1055 | #endif |
---|
[595] | 1056 | { |
---|
| 1057 | // We'll sync if the TR is available. |
---|
| 1058 | TComDataCU *pcCUUp = pcCU->getCUAbove(); |
---|
| 1059 | UInt uiWidthInCU = rpcPic->getFrameWidthInCU(); |
---|
| 1060 | UInt uiMaxParts = 1<<(pcSlice->getSPS()->getMaxCUDepth()<<1); |
---|
| 1061 | TComDataCU *pcCUTR = NULL; |
---|
| 1062 | if ( pcCUUp && ((uiCUAddr%uiWidthInCU+1) < uiWidthInCU) ) |
---|
[313] | 1063 | { |
---|
[595] | 1064 | pcCUTR = rpcPic->getCU( uiCUAddr - uiWidthInCU + 1 ); |
---|
[313] | 1065 | } |
---|
[595] | 1066 | if ( ((pcCUTR==NULL) || (pcCUTR->getSlice()==NULL) || |
---|
| 1067 | (pcCUTR->getSCUAddr()+uiMaxParts-1 < pcSlice->getSliceCurStartCUAddr()) || |
---|
| 1068 | ((rpcPic->getPicSym()->getTileIdxMap( pcCUTR->getAddr() ) != rpcPic->getPicSym()->getTileIdxMap(uiCUAddr))) |
---|
| 1069 | ) |
---|
| 1070 | ) |
---|
[313] | 1071 | { |
---|
[595] | 1072 | // TR not available. |
---|
[313] | 1073 | } |
---|
[595] | 1074 | else |
---|
[313] | 1075 | { |
---|
[595] | 1076 | // TR is available, we use it. |
---|
| 1077 | ppppcRDSbacCoders[uiSubStrm][0][CI_CURR_BEST]->loadContexts( &m_pcBufferSbacCoders[uiTileCol] ); |
---|
[313] | 1078 | } |
---|
| 1079 | } |
---|
[595] | 1080 | m_pppcRDSbacCoder[0][CI_CURR_BEST]->load( ppppcRDSbacCoders[uiSubStrm][0][CI_CURR_BEST] ); //this load is used to simplify the code |
---|
[313] | 1081 | |
---|
| 1082 | // reset the entropy coder |
---|
| 1083 | if( uiCUAddr == rpcPic->getPicSym()->getTComTile(rpcPic->getPicSym()->getTileIdxMap(uiCUAddr))->getFirstCUAddr() && // must be first CU of tile |
---|
| 1084 | uiCUAddr!=0 && // cannot be first CU of picture |
---|
| 1085 | uiCUAddr!=rpcPic->getPicSym()->getPicSCUAddr(rpcPic->getSlice(rpcPic->getCurrSliceIdx())->getSliceSegmentCurStartCUAddr())/rpcPic->getNumPartInCU() && |
---|
| 1086 | uiCUAddr!=rpcPic->getPicSym()->getPicSCUAddr(rpcPic->getSlice(rpcPic->getCurrSliceIdx())->getSliceCurStartCUAddr())/rpcPic->getNumPartInCU()) // cannot be first CU of slice |
---|
| 1087 | { |
---|
| 1088 | SliceType sliceType = pcSlice->getSliceType(); |
---|
| 1089 | if (!pcSlice->isIntra() && pcSlice->getPPS()->getCabacInitPresentFlag() && pcSlice->getPPS()->getEncCABACTableIdx()!=I_SLICE) |
---|
| 1090 | { |
---|
| 1091 | sliceType = (SliceType) pcSlice->getPPS()->getEncCABACTableIdx(); |
---|
| 1092 | } |
---|
| 1093 | m_pcEntropyCoder->updateContextTables ( sliceType, pcSlice->getSliceQp(), false ); |
---|
| 1094 | m_pcEntropyCoder->setEntropyCoder ( m_pppcRDSbacCoder[0][CI_CURR_BEST], pcSlice ); |
---|
| 1095 | m_pcEntropyCoder->updateContextTables ( sliceType, pcSlice->getSliceQp() ); |
---|
| 1096 | m_pcEntropyCoder->setEntropyCoder ( m_pcSbacCoder, pcSlice ); |
---|
| 1097 | } |
---|
[595] | 1098 | |
---|
| 1099 | // set go-on entropy coder |
---|
| 1100 | m_pcEntropyCoder->setEntropyCoder ( m_pcRDGoOnSbacCoder, pcSlice ); |
---|
| 1101 | m_pcEntropyCoder->setBitstream( &pcBitCounters[uiSubStrm] ); |
---|
| 1102 | |
---|
| 1103 | ((TEncBinCABAC*)m_pcRDGoOnSbacCoder->getEncBinIf())->setBinCountingEnableFlag(true); |
---|
| 1104 | |
---|
| 1105 | Double oldLambda = m_pcRdCost->getLambda(); |
---|
| 1106 | if ( m_pcCfg->getUseRateCtrl() ) |
---|
[313] | 1107 | { |
---|
[595] | 1108 | Int estQP = pcSlice->getSliceQp(); |
---|
| 1109 | Double estLambda = -1.0; |
---|
| 1110 | Double bpp = -1.0; |
---|
[494] | 1111 | |
---|
[595] | 1112 | if ( ( rpcPic->getSlice( 0 )->getSliceType() == I_SLICE && m_pcCfg->getForceIntraQP() ) || !m_pcCfg->getLCULevelRC() ) |
---|
[313] | 1113 | { |
---|
[595] | 1114 | estQP = pcSlice->getSliceQp(); |
---|
| 1115 | } |
---|
| 1116 | else |
---|
| 1117 | { |
---|
| 1118 | bpp = m_pcRateCtrl->getRCPic()->getLCUTargetBpp(pcSlice->getSliceType()); |
---|
| 1119 | if ( rpcPic->getSlice( 0 )->getSliceType() == I_SLICE) |
---|
[313] | 1120 | { |
---|
[595] | 1121 | estLambda = m_pcRateCtrl->getRCPic()->getLCUEstLambdaAndQP(bpp, pcSlice->getSliceQp(), &estQP); |
---|
[313] | 1122 | } |
---|
| 1123 | else |
---|
| 1124 | { |
---|
[595] | 1125 | estLambda = m_pcRateCtrl->getRCPic()->getLCUEstLambda( bpp ); |
---|
| 1126 | estQP = m_pcRateCtrl->getRCPic()->getLCUEstQP ( estLambda, pcSlice->getSliceQp() ); |
---|
| 1127 | } |
---|
[313] | 1128 | |
---|
[442] | 1129 | #if REPN_FORMAT_IN_VPS |
---|
| 1130 | estQP = Clip3( -pcSlice->getQpBDOffsetY(), MAX_QP, estQP ); |
---|
| 1131 | #else |
---|
[313] | 1132 | estQP = Clip3( -pcSlice->getSPS()->getQpBDOffsetY(), MAX_QP, estQP ); |
---|
[442] | 1133 | #endif |
---|
[313] | 1134 | |
---|
| 1135 | m_pcRdCost->setLambda(estLambda); |
---|
| 1136 | #if RDOQ_CHROMA_LAMBDA |
---|
| 1137 | // set lambda for RDOQ |
---|
| 1138 | Double weight=m_pcRdCost->getChromaWeight(); |
---|
[540] | 1139 | const Double lambdaArray[3] = { estLambda, (estLambda / weight), (estLambda / weight) }; |
---|
| 1140 | m_pcTrQuant->setLambdas( lambdaArray ); |
---|
[313] | 1141 | #else |
---|
| 1142 | m_pcTrQuant->setLambda( estLambda ); |
---|
| 1143 | #endif |
---|
| 1144 | } |
---|
| 1145 | |
---|
[595] | 1146 | m_pcRateCtrl->setRCQP( estQP ); |
---|
[713] | 1147 | #if ADAPTIVE_QP_SELECTION |
---|
[595] | 1148 | pcCU->getSlice()->setSliceQpBase( estQP ); |
---|
[713] | 1149 | #endif |
---|
[595] | 1150 | } |
---|
[313] | 1151 | |
---|
[595] | 1152 | // run CU encoder |
---|
| 1153 | m_pcCuEncoder->compressCU( pcCU ); |
---|
[313] | 1154 | |
---|
[595] | 1155 | // restore entropy coder to an initial stage |
---|
| 1156 | m_pcEntropyCoder->setEntropyCoder ( m_pppcRDSbacCoder[0][CI_CURR_BEST], pcSlice ); |
---|
| 1157 | m_pcEntropyCoder->setBitstream( &pcBitCounters[uiSubStrm] ); |
---|
| 1158 | m_pcCuEncoder->setBitCounter( &pcBitCounters[uiSubStrm] ); |
---|
| 1159 | m_pcBitCounter = &pcBitCounters[uiSubStrm]; |
---|
| 1160 | pppcRDSbacCoder->setBinCountingEnableFlag( true ); |
---|
| 1161 | m_pcBitCounter->resetBits(); |
---|
| 1162 | pppcRDSbacCoder->setBinsCoded( 0 ); |
---|
| 1163 | m_pcCuEncoder->encodeCU( pcCU ); |
---|
[494] | 1164 | |
---|
[595] | 1165 | pppcRDSbacCoder->setBinCountingEnableFlag( false ); |
---|
| 1166 | if (m_pcCfg->getSliceMode()==FIXED_NUMBER_OF_BYTES && ( ( pcSlice->getSliceBits() + m_pcEntropyCoder->getNumberOfWrittenBits() ) ) > m_pcCfg->getSliceArgument()<<3) |
---|
| 1167 | { |
---|
| 1168 | pcSlice->setNextSlice( true ); |
---|
| 1169 | break; |
---|
| 1170 | } |
---|
| 1171 | if (m_pcCfg->getSliceSegmentMode()==FIXED_NUMBER_OF_BYTES && pcSlice->getSliceSegmentBits()+m_pcEntropyCoder->getNumberOfWrittenBits() > (m_pcCfg->getSliceSegmentArgument() << 3) &&pcSlice->getSliceCurEndCUAddr()!=pcSlice->getSliceSegmentCurEndCUAddr()) |
---|
| 1172 | { |
---|
| 1173 | pcSlice->setNextSliceSegment( true ); |
---|
| 1174 | break; |
---|
| 1175 | } |
---|
[313] | 1176 | |
---|
[595] | 1177 | ppppcRDSbacCoders[uiSubStrm][0][CI_CURR_BEST]->load( m_pppcRDSbacCoder[0][CI_CURR_BEST] ); |
---|
| 1178 | //Store probabilties of second LCU in line into buffer |
---|
[880] | 1179 | #if WPP_FIX |
---|
| 1180 | if ( ( uiCol == uiTileLCUX+1) && (depSliceSegmentsEnabled || (iNumSubstreams > 1)) && m_pcCfg->getWaveFrontsynchro()) |
---|
| 1181 | #else |
---|
[595] | 1182 | if ( ( uiCol == uiTileLCUX+1) && (depSliceSegmentsEnabled || (pcSlice->getPPS()->getNumSubstreams() > 1)) && m_pcCfg->getWaveFrontsynchro()) |
---|
[880] | 1183 | #endif |
---|
[595] | 1184 | { |
---|
| 1185 | m_pcBufferSbacCoders[uiTileCol].loadContexts(ppppcRDSbacCoders[uiSubStrm][0][CI_CURR_BEST]); |
---|
| 1186 | } |
---|
[313] | 1187 | |
---|
[595] | 1188 | if ( m_pcCfg->getUseRateCtrl() ) |
---|
| 1189 | { |
---|
[313] | 1190 | |
---|
[595] | 1191 | Int actualQP = g_RCInvalidQPValue; |
---|
| 1192 | Double actualLambda = m_pcRdCost->getLambda(); |
---|
| 1193 | Int actualBits = pcCU->getTotalBits(); |
---|
| 1194 | Int numberOfEffectivePixels = 0; |
---|
| 1195 | for ( Int idx = 0; idx < rpcPic->getNumPartInCU(); idx++ ) |
---|
| 1196 | { |
---|
| 1197 | if ( pcCU->getPredictionMode( idx ) != MODE_NONE && ( !pcCU->isSkipped( idx ) ) ) |
---|
[313] | 1198 | { |
---|
[595] | 1199 | numberOfEffectivePixels = numberOfEffectivePixels + 16; |
---|
| 1200 | break; |
---|
[313] | 1201 | } |
---|
[595] | 1202 | } |
---|
[313] | 1203 | |
---|
[595] | 1204 | if ( numberOfEffectivePixels == 0 ) |
---|
[313] | 1205 | { |
---|
[595] | 1206 | actualQP = g_RCInvalidQPValue; |
---|
[313] | 1207 | } |
---|
[595] | 1208 | else |
---|
[313] | 1209 | { |
---|
[595] | 1210 | actualQP = pcCU->getQP( 0 ); |
---|
[313] | 1211 | } |
---|
[595] | 1212 | m_pcRdCost->setLambda(oldLambda); |
---|
| 1213 | |
---|
| 1214 | m_pcRateCtrl->getRCPic()->updateAfterLCU( m_pcRateCtrl->getRCPic()->getLCUCoded(), actualBits, actualQP, actualLambda, |
---|
| 1215 | pcCU->getSlice()->getSliceType() == I_SLICE ? 0 : m_pcCfg->getLCULevelRC() ); |
---|
[313] | 1216 | } |
---|
[494] | 1217 | |
---|
[313] | 1218 | m_uiPicTotalBits += pcCU->getTotalBits(); |
---|
| 1219 | m_dPicRdCost += pcCU->getTotalCost(); |
---|
| 1220 | m_uiPicDist += pcCU->getTotalDistortion(); |
---|
| 1221 | } |
---|
[880] | 1222 | #if WPP_FIX |
---|
| 1223 | if ((iNumSubstreams > 1) && !depSliceSegmentsEnabled) |
---|
| 1224 | #else |
---|
[313] | 1225 | if ((pcSlice->getPPS()->getNumSubstreams() > 1) && !depSliceSegmentsEnabled) |
---|
[880] | 1226 | #endif |
---|
[313] | 1227 | { |
---|
| 1228 | pcSlice->setNextSlice( true ); |
---|
| 1229 | } |
---|
[595] | 1230 | if(m_pcCfg->getSliceMode()==FIXED_NUMBER_OF_BYTES || m_pcCfg->getSliceSegmentMode()==FIXED_NUMBER_OF_BYTES) |
---|
| 1231 | { |
---|
| 1232 | if(pcSlice->getSliceCurEndCUAddr()<=pcSlice->getSliceSegmentCurEndCUAddr()) |
---|
| 1233 | { |
---|
| 1234 | pcSlice->setNextSlice( true ); |
---|
| 1235 | } |
---|
| 1236 | else |
---|
| 1237 | { |
---|
| 1238 | pcSlice->setNextSliceSegment( true ); |
---|
| 1239 | } |
---|
| 1240 | } |
---|
[313] | 1241 | if( depSliceSegmentsEnabled ) |
---|
| 1242 | { |
---|
| 1243 | if (m_pcCfg->getWaveFrontsynchro()) |
---|
| 1244 | { |
---|
| 1245 | CTXMem[1]->loadContexts( &m_pcBufferSbacCoders[uiTileCol] );//ctx 2.LCU |
---|
| 1246 | } |
---|
| 1247 | CTXMem[0]->loadContexts( m_pppcRDSbacCoder[0][CI_CURR_BEST] );//ctx end of dep.slice |
---|
| 1248 | } |
---|
| 1249 | xRestoreWPparam( pcSlice ); |
---|
| 1250 | } |
---|
| 1251 | |
---|
| 1252 | /** |
---|
| 1253 | \param rpcPic picture class |
---|
| 1254 | \retval rpcBitstream bitstream class |
---|
| 1255 | */ |
---|
| 1256 | Void TEncSlice::encodeSlice ( TComPic*& rpcPic, TComOutputBitstream* pcSubstreams ) |
---|
| 1257 | { |
---|
| 1258 | UInt uiCUAddr; |
---|
| 1259 | UInt uiStartCUAddr; |
---|
| 1260 | UInt uiBoundingCUAddr; |
---|
| 1261 | TComSlice* pcSlice = rpcPic->getSlice(getSliceIdx()); |
---|
| 1262 | |
---|
| 1263 | uiStartCUAddr=pcSlice->getSliceSegmentCurStartCUAddr(); |
---|
| 1264 | uiBoundingCUAddr=pcSlice->getSliceSegmentCurEndCUAddr(); |
---|
| 1265 | // choose entropy coder |
---|
| 1266 | { |
---|
| 1267 | m_pcSbacCoder->init( (TEncBinIf*)m_pcBinCABAC ); |
---|
| 1268 | m_pcEntropyCoder->setEntropyCoder ( m_pcSbacCoder, pcSlice ); |
---|
| 1269 | } |
---|
[494] | 1270 | |
---|
[313] | 1271 | m_pcCuEncoder->setBitCounter( NULL ); |
---|
| 1272 | m_pcBitCounter = NULL; |
---|
| 1273 | // Appropriate substream bitstream is switched later. |
---|
| 1274 | // for every CU |
---|
| 1275 | #if ENC_DEC_TRACE |
---|
| 1276 | g_bJustDoIt = g_bEncDecTraceEnable; |
---|
| 1277 | #endif |
---|
| 1278 | DTRACE_CABAC_VL( g_nSymbolCounter++ ); |
---|
| 1279 | DTRACE_CABAC_T( "\tPOC: " ); |
---|
| 1280 | DTRACE_CABAC_V( rpcPic->getPOC() ); |
---|
| 1281 | DTRACE_CABAC_T( "\n" ); |
---|
| 1282 | #if ENC_DEC_TRACE |
---|
| 1283 | g_bJustDoIt = g_bEncDecTraceDisable; |
---|
| 1284 | #endif |
---|
| 1285 | |
---|
| 1286 | TEncTop* pcEncTop = (TEncTop*) m_pcCfg; |
---|
| 1287 | TEncSbac* pcSbacCoders = pcEncTop->getSbacCoders(); //coder for each substream |
---|
[880] | 1288 | #if WPP_FIX |
---|
| 1289 | const Int iNumSubstreams = pcSlice->getPPS()->getNumSubstreams(); |
---|
| 1290 | #else |
---|
[313] | 1291 | Int iNumSubstreams = pcSlice->getPPS()->getNumSubstreams(); |
---|
[880] | 1292 | #endif |
---|
[313] | 1293 | UInt uiBitsOriginallyInSubstreams = 0; |
---|
| 1294 | { |
---|
| 1295 | UInt uiTilesAcross = rpcPic->getPicSym()->getNumColumnsMinus1()+1; |
---|
| 1296 | for (UInt ui = 0; ui < uiTilesAcross; ui++) |
---|
| 1297 | { |
---|
| 1298 | m_pcBufferSbacCoders[ui].load(m_pcSbacCoder); //init. state |
---|
| 1299 | } |
---|
[494] | 1300 | |
---|
[313] | 1301 | for (Int iSubstrmIdx=0; iSubstrmIdx < iNumSubstreams; iSubstrmIdx++) |
---|
| 1302 | { |
---|
| 1303 | uiBitsOriginallyInSubstreams += pcSubstreams[iSubstrmIdx].getNumberOfWrittenBits(); |
---|
| 1304 | } |
---|
| 1305 | |
---|
| 1306 | for (UInt ui = 0; ui < uiTilesAcross; ui++) |
---|
| 1307 | { |
---|
| 1308 | m_pcBufferLowLatSbacCoders[ui].load(m_pcSbacCoder); //init. state |
---|
| 1309 | } |
---|
| 1310 | } |
---|
| 1311 | |
---|
| 1312 | UInt uiWidthInLCUs = rpcPic->getPicSym()->getFrameWidthInCU(); |
---|
[883] | 1313 | #if WPP_FIX |
---|
| 1314 | UInt uiCol=0, uiSubStrm=0; |
---|
| 1315 | #else |
---|
[313] | 1316 | UInt uiCol=0, uiLin=0, uiSubStrm=0; |
---|
[883] | 1317 | #endif |
---|
[313] | 1318 | UInt uiTileCol = 0; |
---|
| 1319 | UInt uiTileStartLCU = 0; |
---|
| 1320 | UInt uiTileLCUX = 0; |
---|
| 1321 | Bool depSliceSegmentsEnabled = pcSlice->getPPS()->getDependentSliceSegmentsEnabledFlag(); |
---|
| 1322 | uiCUAddr = rpcPic->getPicSym()->getCUOrderMap( uiStartCUAddr /rpcPic->getNumPartInCU()); /* for tiles, uiStartCUAddr is NOT the real raster scan address, it is actually |
---|
| 1323 | an encoding order index, so we need to convert the index (uiStartCUAddr) |
---|
| 1324 | into the real raster scan address (uiCUAddr) via the CUOrderMap */ |
---|
[880] | 1325 | #if WPP_FIX |
---|
| 1326 | UInt currentTileIdx=rpcPic->getPicSym()->getTileIdxMap(uiCUAddr); |
---|
| 1327 | TComTile *pCurrentTile=rpcPic->getPicSym()->getTComTile(currentTileIdx); |
---|
| 1328 | uiTileStartLCU = pCurrentTile->getFirstCUAddr(); |
---|
| 1329 | #else |
---|
[313] | 1330 | uiTileStartLCU = rpcPic->getPicSym()->getTComTile(rpcPic->getPicSym()->getTileIdxMap(uiCUAddr))->getFirstCUAddr(); |
---|
[880] | 1331 | #endif |
---|
[313] | 1332 | if( depSliceSegmentsEnabled ) |
---|
| 1333 | { |
---|
[880] | 1334 | #if WPP_FIX |
---|
| 1335 | if( pcSlice->isNextSlice()|| uiCUAddr == uiTileStartLCU) |
---|
| 1336 | #else |
---|
[313] | 1337 | if( pcSlice->isNextSlice()|| |
---|
| 1338 | uiCUAddr == rpcPic->getPicSym()->getTComTile(rpcPic->getPicSym()->getTileIdxMap(uiCUAddr))->getFirstCUAddr()) |
---|
[880] | 1339 | #endif |
---|
[313] | 1340 | { |
---|
| 1341 | if(m_pcCfg->getWaveFrontsynchro()) |
---|
| 1342 | { |
---|
| 1343 | CTXMem[1]->loadContexts(m_pcSbacCoder); |
---|
| 1344 | } |
---|
| 1345 | CTXMem[0]->loadContexts(m_pcSbacCoder); |
---|
| 1346 | } |
---|
| 1347 | else |
---|
| 1348 | { |
---|
| 1349 | if(m_pcCfg->getWaveFrontsynchro()) |
---|
| 1350 | { |
---|
[880] | 1351 | #if WPP_FIX |
---|
| 1352 | uiTileCol = currentTileIdx % (rpcPic->getPicSym()->getNumColumnsMinus1()+1); |
---|
| 1353 | #else |
---|
[313] | 1354 | uiTileCol = rpcPic->getPicSym()->getTileIdxMap(uiCUAddr) % (rpcPic->getPicSym()->getNumColumnsMinus1()+1); |
---|
[880] | 1355 | #endif |
---|
[313] | 1356 | m_pcBufferSbacCoders[uiTileCol].loadContexts( CTXMem[1] ); |
---|
[880] | 1357 | #if WPP_FIX |
---|
| 1358 | uiCUAddr = rpcPic->getPicSym()->getCUOrderMap( uiStartCUAddr /rpcPic->getNumPartInCU()); |
---|
| 1359 | uiSubStrm=rpcPic->getSubstreamForLCUAddr(uiCUAddr, true, pcSlice); |
---|
| 1360 | if ( pCurrentTile->getTileWidth() < 2) |
---|
| 1361 | { |
---|
| 1362 | CTXMem[0]->loadContexts(m_pcSbacCoder); |
---|
| 1363 | } |
---|
| 1364 | #else |
---|
[313] | 1365 | Int iNumSubstreamsPerTile = iNumSubstreams/rpcPic->getPicSym()->getNumTiles(); |
---|
| 1366 | uiLin = uiCUAddr / uiWidthInLCUs; |
---|
| 1367 | uiSubStrm = rpcPic->getPicSym()->getTileIdxMap(rpcPic->getPicSym()->getCUOrderMap( uiCUAddr))*iNumSubstreamsPerTile |
---|
| 1368 | + uiLin%iNumSubstreamsPerTile; |
---|
| 1369 | if ( (uiCUAddr%uiWidthInLCUs+1) >= uiWidthInLCUs ) |
---|
| 1370 | { |
---|
| 1371 | uiCol = uiCUAddr % uiWidthInLCUs; |
---|
| 1372 | uiTileLCUX = uiTileStartLCU % uiWidthInLCUs; |
---|
| 1373 | if(uiCol==uiTileLCUX) |
---|
| 1374 | { |
---|
| 1375 | CTXMem[0]->loadContexts(m_pcSbacCoder); |
---|
| 1376 | } |
---|
| 1377 | } |
---|
[880] | 1378 | #endif |
---|
[313] | 1379 | } |
---|
| 1380 | pcSbacCoders[uiSubStrm].loadContexts( CTXMem[0] ); |
---|
| 1381 | } |
---|
| 1382 | } |
---|
| 1383 | |
---|
| 1384 | UInt uiEncCUOrder; |
---|
| 1385 | for( uiEncCUOrder = uiStartCUAddr /rpcPic->getNumPartInCU(); |
---|
| 1386 | uiEncCUOrder < (uiBoundingCUAddr+rpcPic->getNumPartInCU()-1)/rpcPic->getNumPartInCU(); |
---|
| 1387 | uiCUAddr = rpcPic->getPicSym()->getCUOrderMap(++uiEncCUOrder) ) |
---|
| 1388 | { |
---|
[595] | 1389 | uiTileCol = rpcPic->getPicSym()->getTileIdxMap(uiCUAddr) % (rpcPic->getPicSym()->getNumColumnsMinus1()+1); // what column of tiles are we in? |
---|
| 1390 | uiTileStartLCU = rpcPic->getPicSym()->getTComTile(rpcPic->getPicSym()->getTileIdxMap(uiCUAddr))->getFirstCUAddr(); |
---|
| 1391 | uiTileLCUX = uiTileStartLCU % uiWidthInLCUs; |
---|
| 1392 | //UInt uiSliceStartLCU = pcSlice->getSliceCurStartCUAddr(); |
---|
| 1393 | uiCol = uiCUAddr % uiWidthInLCUs; |
---|
[880] | 1394 | #if WPP_FIX |
---|
| 1395 | uiSubStrm=rpcPic->getSubstreamForLCUAddr(uiCUAddr, true, pcSlice); |
---|
| 1396 | #else |
---|
[883] | 1397 | uiLin = uiCUAddr / uiWidthInLCUs; |
---|
[595] | 1398 | if (pcSlice->getPPS()->getNumSubstreams() > 1) |
---|
[313] | 1399 | { |
---|
[595] | 1400 | // independent tiles => substreams are "per tile". iNumSubstreams has already been multiplied. |
---|
| 1401 | Int iNumSubstreamsPerTile = iNumSubstreams/rpcPic->getPicSym()->getNumTiles(); |
---|
| 1402 | uiSubStrm = rpcPic->getPicSym()->getTileIdxMap(uiCUAddr)*iNumSubstreamsPerTile |
---|
| 1403 | + uiLin%iNumSubstreamsPerTile; |
---|
| 1404 | } |
---|
| 1405 | else |
---|
| 1406 | { |
---|
| 1407 | // dependent tiles => substreams are "per frame". |
---|
| 1408 | uiSubStrm = uiLin % iNumSubstreams; |
---|
| 1409 | } |
---|
[880] | 1410 | #endif |
---|
[595] | 1411 | |
---|
| 1412 | m_pcEntropyCoder->setBitstream( &pcSubstreams[uiSubStrm] ); |
---|
| 1413 | // Synchronize cabac probabilities with upper-right LCU if it's available and we're at the start of a line. |
---|
[880] | 1414 | #if WPP_FIX |
---|
| 1415 | if (((iNumSubstreams > 1) || depSliceSegmentsEnabled) && (uiCol == uiTileLCUX) && m_pcCfg->getWaveFrontsynchro()) |
---|
| 1416 | #else |
---|
[595] | 1417 | if (((pcSlice->getPPS()->getNumSubstreams() > 1) || depSliceSegmentsEnabled) && (uiCol == uiTileLCUX) && m_pcCfg->getWaveFrontsynchro()) |
---|
[880] | 1418 | #endif |
---|
[595] | 1419 | { |
---|
| 1420 | // We'll sync if the TR is available. |
---|
| 1421 | TComDataCU *pcCUUp = rpcPic->getCU( uiCUAddr )->getCUAbove(); |
---|
| 1422 | UInt uiWidthInCU = rpcPic->getFrameWidthInCU(); |
---|
| 1423 | UInt uiMaxParts = 1<<(pcSlice->getSPS()->getMaxCUDepth()<<1); |
---|
| 1424 | TComDataCU *pcCUTR = NULL; |
---|
| 1425 | if ( pcCUUp && ((uiCUAddr%uiWidthInCU+1) < uiWidthInCU) ) |
---|
[313] | 1426 | { |
---|
[595] | 1427 | pcCUTR = rpcPic->getCU( uiCUAddr - uiWidthInCU + 1 ); |
---|
[313] | 1428 | } |
---|
[595] | 1429 | if ( (true/*bEnforceSliceRestriction*/ && |
---|
| 1430 | ((pcCUTR==NULL) || (pcCUTR->getSlice()==NULL) || |
---|
| 1431 | (pcCUTR->getSCUAddr()+uiMaxParts-1 < pcSlice->getSliceCurStartCUAddr()) || |
---|
| 1432 | ((rpcPic->getPicSym()->getTileIdxMap( pcCUTR->getAddr() ) != rpcPic->getPicSym()->getTileIdxMap(uiCUAddr))) |
---|
| 1433 | )) |
---|
| 1434 | ) |
---|
[313] | 1435 | { |
---|
[595] | 1436 | // TR not available. |
---|
[313] | 1437 | } |
---|
[595] | 1438 | else |
---|
[313] | 1439 | { |
---|
[595] | 1440 | // TR is available, we use it. |
---|
| 1441 | pcSbacCoders[uiSubStrm].loadContexts( &m_pcBufferSbacCoders[uiTileCol] ); |
---|
[313] | 1442 | } |
---|
| 1443 | } |
---|
[595] | 1444 | m_pcSbacCoder->load(&pcSbacCoders[uiSubStrm]); //this load is used to simplify the code (avoid to change all the call to m_pcSbacCoder) |
---|
| 1445 | |
---|
[313] | 1446 | // reset the entropy coder |
---|
| 1447 | if( uiCUAddr == rpcPic->getPicSym()->getTComTile(rpcPic->getPicSym()->getTileIdxMap(uiCUAddr))->getFirstCUAddr() && // must be first CU of tile |
---|
| 1448 | uiCUAddr!=0 && // cannot be first CU of picture |
---|
| 1449 | uiCUAddr!=rpcPic->getPicSym()->getPicSCUAddr(rpcPic->getSlice(rpcPic->getCurrSliceIdx())->getSliceSegmentCurStartCUAddr())/rpcPic->getNumPartInCU() && |
---|
| 1450 | uiCUAddr!=rpcPic->getPicSym()->getPicSCUAddr(rpcPic->getSlice(rpcPic->getCurrSliceIdx())->getSliceCurStartCUAddr())/rpcPic->getNumPartInCU()) // cannot be first CU of slice |
---|
| 1451 | { |
---|
| 1452 | { |
---|
| 1453 | // We're crossing into another tile, tiles are independent. |
---|
| 1454 | // When tiles are independent, we have "substreams per tile". Each substream has already been terminated, and we no longer |
---|
| 1455 | // have to perform it here. |
---|
[880] | 1456 | #if WPP_FIX |
---|
| 1457 | if (iNumSubstreams <= 1) |
---|
| 1458 | #else |
---|
[313] | 1459 | if (pcSlice->getPPS()->getNumSubstreams() > 1) |
---|
| 1460 | { |
---|
| 1461 | ; // do nothing. |
---|
| 1462 | } |
---|
| 1463 | else |
---|
[880] | 1464 | #endif |
---|
[313] | 1465 | { |
---|
| 1466 | SliceType sliceType = pcSlice->getSliceType(); |
---|
| 1467 | if (!pcSlice->isIntra() && pcSlice->getPPS()->getCabacInitPresentFlag() && pcSlice->getPPS()->getEncCABACTableIdx()!=I_SLICE) |
---|
| 1468 | { |
---|
| 1469 | sliceType = (SliceType) pcSlice->getPPS()->getEncCABACTableIdx(); |
---|
| 1470 | } |
---|
| 1471 | m_pcEntropyCoder->updateContextTables( sliceType, pcSlice->getSliceQp() ); |
---|
| 1472 | // Byte-alignment in slice_data() when new tile |
---|
| 1473 | pcSubstreams[uiSubStrm].writeByteAlignment(); |
---|
| 1474 | } |
---|
| 1475 | } |
---|
| 1476 | { |
---|
| 1477 | UInt numStartCodeEmulations = pcSubstreams[uiSubStrm].countStartCodeEmulations(); |
---|
| 1478 | UInt uiAccumulatedSubstreamLength = 0; |
---|
| 1479 | for (Int iSubstrmIdx=0; iSubstrmIdx < iNumSubstreams; iSubstrmIdx++) |
---|
| 1480 | { |
---|
| 1481 | uiAccumulatedSubstreamLength += pcSubstreams[iSubstrmIdx].getNumberOfWrittenBits(); |
---|
| 1482 | } |
---|
| 1483 | // add bits coded in previous dependent slices + bits coded so far |
---|
| 1484 | // add number of emulation prevention byte count in the tile |
---|
| 1485 | pcSlice->addTileLocation( ((pcSlice->getTileOffstForMultES() + uiAccumulatedSubstreamLength - uiBitsOriginallyInSubstreams) >> 3) + numStartCodeEmulations ); |
---|
| 1486 | } |
---|
| 1487 | } |
---|
| 1488 | |
---|
[494] | 1489 | TComDataCU*& pcCU = rpcPic->getCU( uiCUAddr ); |
---|
[540] | 1490 | if ( pcSlice->getSPS()->getUseSAO() ) |
---|
| 1491 | { |
---|
| 1492 | if (pcSlice->getSaoEnabledFlag()||pcSlice->getSaoEnabledFlagChroma()) |
---|
| 1493 | { |
---|
| 1494 | SAOBlkParam& saoblkParam = (rpcPic->getPicSym()->getSAOBlkParam())[uiCUAddr]; |
---|
| 1495 | Bool sliceEnabled[NUM_SAO_COMPONENTS]; |
---|
| 1496 | sliceEnabled[SAO_Y] = pcSlice->getSaoEnabledFlag(); |
---|
| 1497 | sliceEnabled[SAO_Cb]= sliceEnabled[SAO_Cr]= pcSlice->getSaoEnabledFlagChroma(); |
---|
| 1498 | |
---|
| 1499 | Bool leftMergeAvail = false; |
---|
| 1500 | Bool aboveMergeAvail= false; |
---|
| 1501 | //merge left condition |
---|
| 1502 | Int rx = (uiCUAddr % uiWidthInLCUs); |
---|
| 1503 | if(rx > 0) |
---|
| 1504 | { |
---|
| 1505 | leftMergeAvail = rpcPic->getSAOMergeAvailability(uiCUAddr, uiCUAddr-1); |
---|
| 1506 | } |
---|
| 1507 | |
---|
| 1508 | //merge up condition |
---|
| 1509 | Int ry = (uiCUAddr / uiWidthInLCUs); |
---|
| 1510 | if(ry > 0) |
---|
| 1511 | { |
---|
| 1512 | aboveMergeAvail = rpcPic->getSAOMergeAvailability(uiCUAddr, uiCUAddr-uiWidthInLCUs); |
---|
| 1513 | } |
---|
| 1514 | |
---|
[644] | 1515 | #if SVC_EXTENSION |
---|
| 1516 | m_pcEntropyCoder->encodeSAOBlkParam(saoblkParam, m_ppcTEncTop[pcSlice->getLayerId()]->getSAO()->getSaoMaxOffsetQVal(), sliceEnabled, leftMergeAvail, aboveMergeAvail); |
---|
| 1517 | #else |
---|
[540] | 1518 | m_pcEntropyCoder->encodeSAOBlkParam(saoblkParam,sliceEnabled, leftMergeAvail, aboveMergeAvail); |
---|
[644] | 1519 | #endif |
---|
[540] | 1520 | } |
---|
| 1521 | } |
---|
| 1522 | |
---|
[313] | 1523 | #if ENC_DEC_TRACE |
---|
| 1524 | g_bJustDoIt = g_bEncDecTraceEnable; |
---|
| 1525 | #endif |
---|
| 1526 | if ( (m_pcCfg->getSliceMode()!=0 || m_pcCfg->getSliceSegmentMode()!=0) && |
---|
| 1527 | uiCUAddr == rpcPic->getPicSym()->getCUOrderMap((uiBoundingCUAddr+rpcPic->getNumPartInCU()-1)/rpcPic->getNumPartInCU()-1) ) |
---|
| 1528 | { |
---|
| 1529 | m_pcCuEncoder->encodeCU( pcCU ); |
---|
| 1530 | } |
---|
| 1531 | else |
---|
| 1532 | { |
---|
| 1533 | m_pcCuEncoder->encodeCU( pcCU ); |
---|
| 1534 | } |
---|
| 1535 | #if ENC_DEC_TRACE |
---|
| 1536 | g_bJustDoIt = g_bEncDecTraceDisable; |
---|
[494] | 1537 | #endif |
---|
[595] | 1538 | pcSbacCoders[uiSubStrm].load(m_pcSbacCoder); //load back status of the entropy coder after encoding the LCU into relevant bitstream entropy coder |
---|
| 1539 | //Store probabilties of second LCU in line into buffer |
---|
[880] | 1540 | #if WPP_FIX |
---|
| 1541 | if ( (depSliceSegmentsEnabled || (iNumSubstreams > 1)) && (uiCol == uiTileLCUX+1) && m_pcCfg->getWaveFrontsynchro()) |
---|
| 1542 | #else |
---|
[595] | 1543 | if ( (depSliceSegmentsEnabled || (pcSlice->getPPS()->getNumSubstreams() > 1)) && (uiCol == uiTileLCUX+1) && m_pcCfg->getWaveFrontsynchro()) |
---|
[880] | 1544 | #endif |
---|
[313] | 1545 | { |
---|
[595] | 1546 | m_pcBufferSbacCoders[uiTileCol].loadContexts( &pcSbacCoders[uiSubStrm] ); |
---|
[313] | 1547 | } |
---|
| 1548 | } |
---|
| 1549 | if( depSliceSegmentsEnabled ) |
---|
| 1550 | { |
---|
| 1551 | if (m_pcCfg->getWaveFrontsynchro()) |
---|
| 1552 | { |
---|
| 1553 | CTXMem[1]->loadContexts( &m_pcBufferSbacCoders[uiTileCol] );//ctx 2.LCU |
---|
| 1554 | } |
---|
| 1555 | CTXMem[0]->loadContexts( m_pcSbacCoder );//ctx end of dep.slice |
---|
| 1556 | } |
---|
| 1557 | #if ADAPTIVE_QP_SELECTION |
---|
| 1558 | if( m_pcCfg->getUseAdaptQpSelect() ) |
---|
| 1559 | { |
---|
| 1560 | m_pcTrQuant->storeSliceQpNext(pcSlice); |
---|
| 1561 | } |
---|
| 1562 | #endif |
---|
| 1563 | if (pcSlice->getPPS()->getCabacInitPresentFlag()) |
---|
| 1564 | { |
---|
| 1565 | if (pcSlice->getPPS()->getDependentSliceSegmentsEnabledFlag()) |
---|
| 1566 | { |
---|
| 1567 | pcSlice->getPPS()->setEncCABACTableIdx( pcSlice->getSliceType() ); |
---|
| 1568 | } |
---|
| 1569 | else |
---|
| 1570 | { |
---|
| 1571 | m_pcEntropyCoder->determineCabacInitIdx(); |
---|
| 1572 | } |
---|
| 1573 | } |
---|
| 1574 | } |
---|
| 1575 | |
---|
[880] | 1576 | #if WPP_FIX |
---|
| 1577 | Void TEncSlice::calculateBoundingCUAddrForSlice(UInt &uiStartCUAddrSlice, UInt &uiBoundingCUAddrSlice, Bool &bReachedTileBoundary, TComPic*& rpcPic, Bool bEncodeSlice, Int sliceMode, Int sliceArgument, UInt uiSliceCurEndCUAddr) |
---|
| 1578 | { |
---|
| 1579 | TComSlice* pcSlice = rpcPic->getSlice(getSliceIdx()); |
---|
| 1580 | UInt uiNumberOfCUsInFrame = rpcPic->getNumCUsInFrame(); |
---|
| 1581 | const UInt scaleCUAddr = rpcPic->getNumPartInCU(); // due to fine granularity slices all addresses are scaled. |
---|
| 1582 | uiBoundingCUAddrSlice=0; |
---|
| 1583 | bReachedTileBoundary=false; |
---|
| 1584 | |
---|
| 1585 | switch (sliceMode) |
---|
| 1586 | { |
---|
| 1587 | case FIXED_NUMBER_OF_LCU: |
---|
| 1588 | { |
---|
| 1589 | UInt uiCUAddrIncrement = sliceArgument; |
---|
| 1590 | uiBoundingCUAddrSlice = ((uiStartCUAddrSlice + uiCUAddrIncrement) < uiNumberOfCUsInFrame*scaleCUAddr) ? (uiStartCUAddrSlice + uiCUAddrIncrement) : uiNumberOfCUsInFrame*scaleCUAddr; |
---|
| 1591 | } |
---|
| 1592 | break; |
---|
| 1593 | case FIXED_NUMBER_OF_BYTES: |
---|
| 1594 | if (bEncodeSlice) |
---|
| 1595 | uiBoundingCUAddrSlice = uiSliceCurEndCUAddr; |
---|
| 1596 | else |
---|
| 1597 | uiBoundingCUAddrSlice = uiNumberOfCUsInFrame*scaleCUAddr; |
---|
| 1598 | break; |
---|
| 1599 | case FIXED_NUMBER_OF_TILES: |
---|
| 1600 | { |
---|
| 1601 | UInt tileIdx = rpcPic->getPicSym()->getTileIdxMap( rpcPic->getPicSym()->getCUOrderMap(uiStartCUAddrSlice/scaleCUAddr) ); |
---|
| 1602 | UInt uiCUAddrIncrement = 0; |
---|
| 1603 | UInt tileTotalCount = (rpcPic->getPicSym()->getNumColumnsMinus1()+1) * (rpcPic->getPicSym()->getNumRowsMinus1()+1); |
---|
| 1604 | |
---|
| 1605 | for(UInt tileIdxIncrement = 0; tileIdxIncrement < sliceArgument; tileIdxIncrement++) |
---|
| 1606 | { |
---|
| 1607 | if((tileIdx + tileIdxIncrement) < tileTotalCount) |
---|
| 1608 | { |
---|
| 1609 | UInt tileWidthInLcu = rpcPic->getPicSym()->getTComTile(tileIdx + tileIdxIncrement)->getTileWidth(); |
---|
| 1610 | UInt tileHeightInLcu = rpcPic->getPicSym()->getTComTile(tileIdx + tileIdxIncrement)->getTileHeight(); |
---|
| 1611 | uiCUAddrIncrement += (tileWidthInLcu * tileHeightInLcu * scaleCUAddr); |
---|
| 1612 | } |
---|
| 1613 | } |
---|
| 1614 | |
---|
| 1615 | uiBoundingCUAddrSlice = ((uiStartCUAddrSlice + uiCUAddrIncrement) < uiNumberOfCUsInFrame*scaleCUAddr) ? (uiStartCUAddrSlice + uiCUAddrIncrement) : uiNumberOfCUsInFrame*scaleCUAddr; |
---|
| 1616 | } |
---|
| 1617 | break; |
---|
| 1618 | default: |
---|
| 1619 | uiBoundingCUAddrSlice = uiNumberOfCUsInFrame*scaleCUAddr; |
---|
| 1620 | break; |
---|
| 1621 | } |
---|
| 1622 | |
---|
| 1623 | // Adjust for tiles and wavefronts. |
---|
| 1624 | if ((sliceMode == FIXED_NUMBER_OF_LCU || sliceMode == FIXED_NUMBER_OF_BYTES) && |
---|
| 1625 | (m_pcCfg->getNumRowsMinus1() > 0 || m_pcCfg->getNumColumnsMinus1() > 0)) |
---|
| 1626 | { |
---|
| 1627 | const UInt lcuEncAddrStart = (uiStartCUAddrSlice+scaleCUAddr-1)/scaleCUAddr; |
---|
| 1628 | const UInt lcuAddr = rpcPic->getPicSym()->getCUOrderMap(lcuEncAddrStart); |
---|
| 1629 | const UInt startTileIdx = rpcPic->getPicSym()->getTileIdxMap(lcuAddr); |
---|
| 1630 | const Bool bWavefrontsEnabled = m_pcCfg->getWaveFrontsynchro(); |
---|
| 1631 | |
---|
| 1632 | TComTile *pStartingTile = rpcPic->getPicSym()->getTComTile(startTileIdx); |
---|
| 1633 | const UInt uiTileStartLCUEncAddr = rpcPic->getPicSym()->getInverseCUOrderMap(pStartingTile->getFirstCUAddr()); |
---|
| 1634 | const UInt uiTileStartWidth = pStartingTile->getTileWidth(); |
---|
| 1635 | const UInt uiTileStartHeight = pStartingTile->getTileHeight(); |
---|
| 1636 | const UInt uiTileLastLCUEncAddr_excl = uiTileStartLCUEncAddr + uiTileStartWidth*uiTileStartHeight; |
---|
| 1637 | const UInt tileBoundingCUAddrSlice = uiTileLastLCUEncAddr_excl * scaleCUAddr; |
---|
| 1638 | |
---|
| 1639 | const UInt lcuColumnOfStartingTile=((lcuEncAddrStart-uiTileStartLCUEncAddr)%uiTileStartWidth); |
---|
| 1640 | if (bWavefrontsEnabled && lcuColumnOfStartingTile!=0) |
---|
| 1641 | { |
---|
| 1642 | // WPP: if a slice does not start at the beginning of a CTB row, it must end within the same CTB row |
---|
| 1643 | const UInt numberOfLCUsToEndOfRow=uiTileStartWidth-lcuColumnOfStartingTile; |
---|
| 1644 | const UInt wavefrontTileBoundingCUAddrSlice = (lcuEncAddrStart+numberOfLCUsToEndOfRow)*scaleCUAddr; |
---|
| 1645 | if (wavefrontTileBoundingCUAddrSlice < uiBoundingCUAddrSlice) |
---|
| 1646 | { |
---|
| 1647 | uiBoundingCUAddrSlice = wavefrontTileBoundingCUAddrSlice; |
---|
| 1648 | } |
---|
| 1649 | } |
---|
| 1650 | |
---|
| 1651 | if (tileBoundingCUAddrSlice < uiBoundingCUAddrSlice) |
---|
| 1652 | { |
---|
| 1653 | uiBoundingCUAddrSlice = tileBoundingCUAddrSlice; |
---|
| 1654 | bReachedTileBoundary = true; |
---|
| 1655 | } |
---|
| 1656 | } |
---|
| 1657 | else if (pcSlice->getPPS()->getNumSubstreams() > 1 && (uiStartCUAddrSlice % (rpcPic->getFrameWidthInCU()*scaleCUAddr) != 0)) |
---|
| 1658 | { |
---|
| 1659 | // WPP: if a slice does not start at the beginning of a CTB row, it must end within the same CTB row |
---|
| 1660 | uiBoundingCUAddrSlice = min(uiBoundingCUAddrSlice, uiStartCUAddrSlice - (uiStartCUAddrSlice % (rpcPic->getFrameWidthInCU()*scaleCUAddr)) + (rpcPic->getFrameWidthInCU()*scaleCUAddr)); |
---|
| 1661 | } |
---|
| 1662 | |
---|
| 1663 | //calculate real slice start address (fine granularity slices) |
---|
| 1664 | { |
---|
| 1665 | UInt uiInternalAddress = rpcPic->getPicSym()->getPicSCUAddr(uiStartCUAddrSlice) % scaleCUAddr; |
---|
| 1666 | UInt uiExternalAddress = rpcPic->getPicSym()->getPicSCUAddr(uiStartCUAddrSlice) / scaleCUAddr; |
---|
| 1667 | UInt uiPosX = ( uiExternalAddress % rpcPic->getFrameWidthInCU() ) * g_uiMaxCUWidth+ g_auiRasterToPelX[ g_auiZscanToRaster[uiInternalAddress] ]; |
---|
| 1668 | UInt uiPosY = ( uiExternalAddress / rpcPic->getFrameWidthInCU() ) * g_uiMaxCUHeight+ g_auiRasterToPelY[ g_auiZscanToRaster[uiInternalAddress] ]; |
---|
| 1669 | #if REPN_FORMAT_IN_VPS |
---|
| 1670 | UInt uiWidth = pcSlice->getPicWidthInLumaSamples(); |
---|
| 1671 | UInt uiHeight = pcSlice->getPicHeightInLumaSamples(); |
---|
| 1672 | #else |
---|
| 1673 | UInt uiWidth = pcSlice->getSPS()->getPicWidthInLumaSamples(); |
---|
| 1674 | UInt uiHeight = pcSlice->getSPS()->getPicHeightInLumaSamples(); |
---|
| 1675 | #endif |
---|
| 1676 | while((uiPosX>=uiWidth||uiPosY>=uiHeight)&&!(uiPosX>=uiWidth&&uiPosY>=uiHeight)) |
---|
| 1677 | { |
---|
| 1678 | uiInternalAddress++; |
---|
| 1679 | if(uiInternalAddress>=scaleCUAddr) |
---|
| 1680 | { |
---|
| 1681 | uiInternalAddress=0; |
---|
| 1682 | uiExternalAddress = rpcPic->getPicSym()->getCUOrderMap(rpcPic->getPicSym()->getInverseCUOrderMap(uiExternalAddress)+1); |
---|
| 1683 | } |
---|
| 1684 | uiPosX = ( uiExternalAddress % rpcPic->getFrameWidthInCU() ) * g_uiMaxCUWidth+ g_auiRasterToPelX[ g_auiZscanToRaster[uiInternalAddress] ]; |
---|
| 1685 | uiPosY = ( uiExternalAddress / rpcPic->getFrameWidthInCU() ) * g_uiMaxCUHeight+ g_auiRasterToPelY[ g_auiZscanToRaster[uiInternalAddress] ]; |
---|
| 1686 | } |
---|
| 1687 | UInt uiRealStartAddress = rpcPic->getPicSym()->getPicSCUEncOrder(uiExternalAddress*scaleCUAddr+uiInternalAddress); |
---|
| 1688 | |
---|
| 1689 | uiStartCUAddrSlice=uiRealStartAddress; |
---|
| 1690 | } |
---|
| 1691 | } |
---|
| 1692 | |
---|
| 1693 | /** Determines the starting and bounding LCU address of current slice / dependent slice |
---|
| 1694 | * \param bEncodeSlice Identifies if the calling function is compressSlice() [false] or encodeSlice() [true] |
---|
| 1695 | * \returns Updates uiStartCUAddr, uiBoundingCUAddr with appropriate LCU address |
---|
| 1696 | */ |
---|
| 1697 | Void TEncSlice::xDetermineStartAndBoundingCUAddr ( UInt& startCUAddr, UInt& boundingCUAddr, TComPic*& rpcPic, Bool bEncodeSlice ) |
---|
| 1698 | { |
---|
| 1699 | TComSlice* pcSlice = rpcPic->getSlice(getSliceIdx()); |
---|
| 1700 | |
---|
| 1701 | // Non-dependent slice |
---|
| 1702 | UInt uiStartCUAddrSlice = pcSlice->getSliceCurStartCUAddr(); |
---|
| 1703 | Bool bTileBoundarySlice = false; |
---|
| 1704 | UInt uiBoundingCUAddrSlice; |
---|
| 1705 | calculateBoundingCUAddrForSlice(uiStartCUAddrSlice, uiBoundingCUAddrSlice, bTileBoundarySlice, rpcPic, bEncodeSlice, m_pcCfg->getSliceMode(), m_pcCfg->getSliceArgument(), pcSlice->getSliceCurEndCUAddr()); |
---|
| 1706 | pcSlice->setSliceCurEndCUAddr( uiBoundingCUAddrSlice ); |
---|
| 1707 | pcSlice->setSliceCurStartCUAddr(uiStartCUAddrSlice); |
---|
| 1708 | |
---|
| 1709 | // Dependent slice |
---|
| 1710 | UInt startCUAddrSliceSegment = pcSlice->getSliceSegmentCurStartCUAddr(); |
---|
| 1711 | Bool bTileBoundarySliceSegment = false; |
---|
| 1712 | UInt boundingCUAddrSliceSegment; |
---|
| 1713 | calculateBoundingCUAddrForSlice(startCUAddrSliceSegment, boundingCUAddrSliceSegment, bTileBoundarySliceSegment, rpcPic, bEncodeSlice, m_pcCfg->getSliceSegmentMode(), m_pcCfg->getSliceSegmentArgument(), pcSlice->getSliceSegmentCurEndCUAddr()); |
---|
| 1714 | pcSlice->setSliceSegmentCurEndCUAddr( boundingCUAddrSliceSegment ); |
---|
| 1715 | pcSlice->setSliceSegmentCurStartCUAddr(startCUAddrSliceSegment); |
---|
| 1716 | |
---|
| 1717 | // Make a joint decision based on reconstruction and dependent slice bounds |
---|
| 1718 | startCUAddr = max(uiStartCUAddrSlice , startCUAddrSliceSegment ); |
---|
| 1719 | boundingCUAddr = min(uiBoundingCUAddrSlice, boundingCUAddrSliceSegment); |
---|
| 1720 | |
---|
| 1721 | |
---|
| 1722 | if (!bEncodeSlice) |
---|
| 1723 | { |
---|
| 1724 | // 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 |
---|
| 1725 | // first. Set the flags accordingly. |
---|
| 1726 | if ( (m_pcCfg->getSliceMode()==FIXED_NUMBER_OF_LCU && m_pcCfg->getSliceSegmentMode()==FIXED_NUMBER_OF_LCU) |
---|
| 1727 | || (m_pcCfg->getSliceMode()==0 && m_pcCfg->getSliceSegmentMode()==FIXED_NUMBER_OF_LCU) |
---|
| 1728 | || (m_pcCfg->getSliceMode()==FIXED_NUMBER_OF_LCU && m_pcCfg->getSliceSegmentMode()==0) |
---|
| 1729 | || (m_pcCfg->getSliceMode()==FIXED_NUMBER_OF_TILES && m_pcCfg->getSliceSegmentMode()==FIXED_NUMBER_OF_LCU) |
---|
| 1730 | || (m_pcCfg->getSliceMode()==FIXED_NUMBER_OF_TILES && m_pcCfg->getSliceSegmentMode()==0) |
---|
| 1731 | || (m_pcCfg->getSliceSegmentMode()==FIXED_NUMBER_OF_TILES && m_pcCfg->getSliceMode()==0) |
---|
| 1732 | || bTileBoundarySlice || bTileBoundarySliceSegment ) |
---|
| 1733 | { |
---|
| 1734 | if (uiBoundingCUAddrSlice < boundingCUAddrSliceSegment) |
---|
| 1735 | { |
---|
| 1736 | pcSlice->setNextSlice ( true ); |
---|
| 1737 | pcSlice->setNextSliceSegment( false ); |
---|
| 1738 | } |
---|
| 1739 | else if (uiBoundingCUAddrSlice > boundingCUAddrSliceSegment) |
---|
| 1740 | { |
---|
| 1741 | pcSlice->setNextSlice ( false ); |
---|
| 1742 | pcSlice->setNextSliceSegment( true ); |
---|
| 1743 | } |
---|
| 1744 | else |
---|
| 1745 | { |
---|
| 1746 | pcSlice->setNextSlice ( true ); |
---|
| 1747 | pcSlice->setNextSliceSegment( true ); |
---|
| 1748 | } |
---|
| 1749 | } |
---|
| 1750 | else |
---|
| 1751 | { |
---|
| 1752 | pcSlice->setNextSlice ( false ); |
---|
| 1753 | pcSlice->setNextSliceSegment( false ); |
---|
| 1754 | } |
---|
| 1755 | } |
---|
| 1756 | } |
---|
| 1757 | #else |
---|
[313] | 1758 | /** Determines the starting and bounding LCU address of current slice / dependent slice |
---|
| 1759 | * \param bEncodeSlice Identifies if the calling function is compressSlice() [false] or encodeSlice() [true] |
---|
| 1760 | * \returns Updates uiStartCUAddr, uiBoundingCUAddr with appropriate LCU address |
---|
| 1761 | */ |
---|
| 1762 | Void TEncSlice::xDetermineStartAndBoundingCUAddr ( UInt& startCUAddr, UInt& boundingCUAddr, TComPic*& rpcPic, Bool bEncodeSlice ) |
---|
| 1763 | { |
---|
| 1764 | TComSlice* pcSlice = rpcPic->getSlice(getSliceIdx()); |
---|
| 1765 | UInt uiStartCUAddrSlice, uiBoundingCUAddrSlice; |
---|
| 1766 | UInt tileIdxIncrement; |
---|
| 1767 | UInt tileIdx; |
---|
| 1768 | UInt tileWidthInLcu; |
---|
| 1769 | UInt tileHeightInLcu; |
---|
| 1770 | UInt tileTotalCount; |
---|
| 1771 | |
---|
| 1772 | uiStartCUAddrSlice = pcSlice->getSliceCurStartCUAddr(); |
---|
| 1773 | UInt uiNumberOfCUsInFrame = rpcPic->getNumCUsInFrame(); |
---|
| 1774 | uiBoundingCUAddrSlice = uiNumberOfCUsInFrame; |
---|
[494] | 1775 | if (bEncodeSlice) |
---|
[313] | 1776 | { |
---|
| 1777 | UInt uiCUAddrIncrement; |
---|
| 1778 | switch (m_pcCfg->getSliceMode()) |
---|
| 1779 | { |
---|
| 1780 | case FIXED_NUMBER_OF_LCU: |
---|
| 1781 | uiCUAddrIncrement = m_pcCfg->getSliceArgument(); |
---|
| 1782 | uiBoundingCUAddrSlice = ((uiStartCUAddrSlice + uiCUAddrIncrement) < uiNumberOfCUsInFrame*rpcPic->getNumPartInCU()) ? (uiStartCUAddrSlice + uiCUAddrIncrement) : uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
---|
| 1783 | break; |
---|
| 1784 | case FIXED_NUMBER_OF_BYTES: |
---|
| 1785 | uiCUAddrIncrement = rpcPic->getNumCUsInFrame(); |
---|
| 1786 | uiBoundingCUAddrSlice = pcSlice->getSliceCurEndCUAddr(); |
---|
| 1787 | break; |
---|
| 1788 | case FIXED_NUMBER_OF_TILES: |
---|
| 1789 | tileIdx = rpcPic->getPicSym()->getTileIdxMap( |
---|
| 1790 | rpcPic->getPicSym()->getCUOrderMap(uiStartCUAddrSlice/rpcPic->getNumPartInCU()) |
---|
| 1791 | ); |
---|
| 1792 | uiCUAddrIncrement = 0; |
---|
| 1793 | tileTotalCount = (rpcPic->getPicSym()->getNumColumnsMinus1()+1) * (rpcPic->getPicSym()->getNumRowsMinus1()+1); |
---|
| 1794 | |
---|
| 1795 | for(tileIdxIncrement = 0; tileIdxIncrement < m_pcCfg->getSliceArgument(); tileIdxIncrement++) |
---|
| 1796 | { |
---|
| 1797 | if((tileIdx + tileIdxIncrement) < tileTotalCount) |
---|
| 1798 | { |
---|
| 1799 | tileWidthInLcu = rpcPic->getPicSym()->getTComTile(tileIdx + tileIdxIncrement)->getTileWidth(); |
---|
| 1800 | tileHeightInLcu = rpcPic->getPicSym()->getTComTile(tileIdx + tileIdxIncrement)->getTileHeight(); |
---|
| 1801 | uiCUAddrIncrement += (tileWidthInLcu * tileHeightInLcu * rpcPic->getNumPartInCU()); |
---|
| 1802 | } |
---|
| 1803 | } |
---|
| 1804 | |
---|
| 1805 | uiBoundingCUAddrSlice = ((uiStartCUAddrSlice + uiCUAddrIncrement) < uiNumberOfCUsInFrame*rpcPic->getNumPartInCU()) ? (uiStartCUAddrSlice + uiCUAddrIncrement) : uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
---|
| 1806 | break; |
---|
| 1807 | default: |
---|
| 1808 | uiCUAddrIncrement = rpcPic->getNumCUsInFrame(); |
---|
| 1809 | uiBoundingCUAddrSlice = uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
---|
| 1810 | break; |
---|
[494] | 1811 | } |
---|
[313] | 1812 | // WPP: if a slice does not start at the beginning of a CTB row, it must end within the same CTB row |
---|
| 1813 | if (pcSlice->getPPS()->getNumSubstreams() > 1 && (uiStartCUAddrSlice % (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU()) != 0)) |
---|
| 1814 | { |
---|
| 1815 | uiBoundingCUAddrSlice = min(uiBoundingCUAddrSlice, uiStartCUAddrSlice - (uiStartCUAddrSlice % (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU())) + (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU())); |
---|
| 1816 | } |
---|
| 1817 | pcSlice->setSliceCurEndCUAddr( uiBoundingCUAddrSlice ); |
---|
| 1818 | } |
---|
| 1819 | else |
---|
| 1820 | { |
---|
| 1821 | UInt uiCUAddrIncrement ; |
---|
| 1822 | switch (m_pcCfg->getSliceMode()) |
---|
| 1823 | { |
---|
| 1824 | case FIXED_NUMBER_OF_LCU: |
---|
| 1825 | uiCUAddrIncrement = m_pcCfg->getSliceArgument(); |
---|
| 1826 | uiBoundingCUAddrSlice = ((uiStartCUAddrSlice + uiCUAddrIncrement) < uiNumberOfCUsInFrame*rpcPic->getNumPartInCU()) ? (uiStartCUAddrSlice + uiCUAddrIncrement) : uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
---|
| 1827 | break; |
---|
| 1828 | case FIXED_NUMBER_OF_TILES: |
---|
| 1829 | tileIdx = rpcPic->getPicSym()->getTileIdxMap( |
---|
| 1830 | rpcPic->getPicSym()->getCUOrderMap(uiStartCUAddrSlice/rpcPic->getNumPartInCU()) |
---|
| 1831 | ); |
---|
| 1832 | uiCUAddrIncrement = 0; |
---|
| 1833 | tileTotalCount = (rpcPic->getPicSym()->getNumColumnsMinus1()+1) * (rpcPic->getPicSym()->getNumRowsMinus1()+1); |
---|
| 1834 | |
---|
| 1835 | for(tileIdxIncrement = 0; tileIdxIncrement < m_pcCfg->getSliceArgument(); tileIdxIncrement++) |
---|
| 1836 | { |
---|
| 1837 | if((tileIdx + tileIdxIncrement) < tileTotalCount) |
---|
| 1838 | { |
---|
| 1839 | tileWidthInLcu = rpcPic->getPicSym()->getTComTile(tileIdx + tileIdxIncrement)->getTileWidth(); |
---|
| 1840 | tileHeightInLcu = rpcPic->getPicSym()->getTComTile(tileIdx + tileIdxIncrement)->getTileHeight(); |
---|
| 1841 | uiCUAddrIncrement += (tileWidthInLcu * tileHeightInLcu * rpcPic->getNumPartInCU()); |
---|
| 1842 | } |
---|
| 1843 | } |
---|
| 1844 | |
---|
| 1845 | uiBoundingCUAddrSlice = ((uiStartCUAddrSlice + uiCUAddrIncrement) < uiNumberOfCUsInFrame*rpcPic->getNumPartInCU()) ? (uiStartCUAddrSlice + uiCUAddrIncrement) : uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
---|
| 1846 | break; |
---|
| 1847 | default: |
---|
| 1848 | uiCUAddrIncrement = rpcPic->getNumCUsInFrame(); |
---|
| 1849 | uiBoundingCUAddrSlice = uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
---|
| 1850 | break; |
---|
[494] | 1851 | } |
---|
[313] | 1852 | // WPP: if a slice does not start at the beginning of a CTB row, it must end within the same CTB row |
---|
| 1853 | if (pcSlice->getPPS()->getNumSubstreams() > 1 && (uiStartCUAddrSlice % (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU()) != 0)) |
---|
| 1854 | { |
---|
| 1855 | uiBoundingCUAddrSlice = min(uiBoundingCUAddrSlice, uiStartCUAddrSlice - (uiStartCUAddrSlice % (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU())) + (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU())); |
---|
| 1856 | } |
---|
| 1857 | pcSlice->setSliceCurEndCUAddr( uiBoundingCUAddrSlice ); |
---|
| 1858 | } |
---|
| 1859 | |
---|
| 1860 | Bool tileBoundary = false; |
---|
[494] | 1861 | if ((m_pcCfg->getSliceMode() == FIXED_NUMBER_OF_LCU || m_pcCfg->getSliceMode() == FIXED_NUMBER_OF_BYTES) && |
---|
[313] | 1862 | (m_pcCfg->getNumRowsMinus1() > 0 || m_pcCfg->getNumColumnsMinus1() > 0)) |
---|
| 1863 | { |
---|
| 1864 | UInt lcuEncAddr = (uiStartCUAddrSlice+rpcPic->getNumPartInCU()-1)/rpcPic->getNumPartInCU(); |
---|
| 1865 | UInt lcuAddr = rpcPic->getPicSym()->getCUOrderMap(lcuEncAddr); |
---|
| 1866 | UInt startTileIdx = rpcPic->getPicSym()->getTileIdxMap(lcuAddr); |
---|
| 1867 | UInt tileBoundingCUAddrSlice = 0; |
---|
| 1868 | while (lcuEncAddr < uiNumberOfCUsInFrame && rpcPic->getPicSym()->getTileIdxMap(lcuAddr) == startTileIdx) |
---|
| 1869 | { |
---|
| 1870 | lcuEncAddr++; |
---|
| 1871 | lcuAddr = rpcPic->getPicSym()->getCUOrderMap(lcuEncAddr); |
---|
| 1872 | } |
---|
| 1873 | tileBoundingCUAddrSlice = lcuEncAddr*rpcPic->getNumPartInCU(); |
---|
[494] | 1874 | |
---|
[313] | 1875 | if (tileBoundingCUAddrSlice < uiBoundingCUAddrSlice) |
---|
| 1876 | { |
---|
| 1877 | uiBoundingCUAddrSlice = tileBoundingCUAddrSlice; |
---|
| 1878 | pcSlice->setSliceCurEndCUAddr( uiBoundingCUAddrSlice ); |
---|
| 1879 | tileBoundary = true; |
---|
| 1880 | } |
---|
| 1881 | } |
---|
| 1882 | |
---|
| 1883 | // Dependent slice |
---|
| 1884 | UInt startCUAddrSliceSegment, boundingCUAddrSliceSegment; |
---|
| 1885 | startCUAddrSliceSegment = pcSlice->getSliceSegmentCurStartCUAddr(); |
---|
| 1886 | boundingCUAddrSliceSegment = uiNumberOfCUsInFrame; |
---|
[494] | 1887 | if (bEncodeSlice) |
---|
[313] | 1888 | { |
---|
| 1889 | UInt uiCUAddrIncrement; |
---|
| 1890 | switch (m_pcCfg->getSliceSegmentMode()) |
---|
| 1891 | { |
---|
| 1892 | case FIXED_NUMBER_OF_LCU: |
---|
| 1893 | uiCUAddrIncrement = m_pcCfg->getSliceSegmentArgument(); |
---|
| 1894 | boundingCUAddrSliceSegment = ((startCUAddrSliceSegment + uiCUAddrIncrement) < uiNumberOfCUsInFrame*rpcPic->getNumPartInCU() ) ? (startCUAddrSliceSegment + uiCUAddrIncrement) : uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
---|
| 1895 | break; |
---|
| 1896 | case FIXED_NUMBER_OF_BYTES: |
---|
| 1897 | uiCUAddrIncrement = rpcPic->getNumCUsInFrame(); |
---|
| 1898 | boundingCUAddrSliceSegment = pcSlice->getSliceSegmentCurEndCUAddr(); |
---|
| 1899 | break; |
---|
| 1900 | case FIXED_NUMBER_OF_TILES: |
---|
| 1901 | tileIdx = rpcPic->getPicSym()->getTileIdxMap( |
---|
| 1902 | rpcPic->getPicSym()->getCUOrderMap(pcSlice->getSliceSegmentCurStartCUAddr()/rpcPic->getNumPartInCU()) |
---|
| 1903 | ); |
---|
| 1904 | uiCUAddrIncrement = 0; |
---|
| 1905 | tileTotalCount = (rpcPic->getPicSym()->getNumColumnsMinus1()+1) * (rpcPic->getPicSym()->getNumRowsMinus1()+1); |
---|
| 1906 | |
---|
| 1907 | for(tileIdxIncrement = 0; tileIdxIncrement < m_pcCfg->getSliceSegmentArgument(); tileIdxIncrement++) |
---|
| 1908 | { |
---|
| 1909 | if((tileIdx + tileIdxIncrement) < tileTotalCount) |
---|
| 1910 | { |
---|
| 1911 | tileWidthInLcu = rpcPic->getPicSym()->getTComTile(tileIdx + tileIdxIncrement)->getTileWidth(); |
---|
| 1912 | tileHeightInLcu = rpcPic->getPicSym()->getTComTile(tileIdx + tileIdxIncrement)->getTileHeight(); |
---|
| 1913 | uiCUAddrIncrement += (tileWidthInLcu * tileHeightInLcu * rpcPic->getNumPartInCU()); |
---|
| 1914 | } |
---|
| 1915 | } |
---|
| 1916 | boundingCUAddrSliceSegment = ((startCUAddrSliceSegment + uiCUAddrIncrement) < uiNumberOfCUsInFrame*rpcPic->getNumPartInCU() ) ? (startCUAddrSliceSegment + uiCUAddrIncrement) : uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
---|
| 1917 | break; |
---|
| 1918 | default: |
---|
| 1919 | uiCUAddrIncrement = rpcPic->getNumCUsInFrame(); |
---|
| 1920 | boundingCUAddrSliceSegment = uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
---|
| 1921 | break; |
---|
[494] | 1922 | } |
---|
[313] | 1923 | // WPP: if a slice segment does not start at the beginning of a CTB row, it must end within the same CTB row |
---|
| 1924 | if (pcSlice->getPPS()->getNumSubstreams() > 1 && (startCUAddrSliceSegment % (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU()) != 0)) |
---|
| 1925 | { |
---|
| 1926 | boundingCUAddrSliceSegment = min(boundingCUAddrSliceSegment, startCUAddrSliceSegment - (startCUAddrSliceSegment % (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU())) + (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU())); |
---|
| 1927 | } |
---|
| 1928 | pcSlice->setSliceSegmentCurEndCUAddr( boundingCUAddrSliceSegment ); |
---|
| 1929 | } |
---|
| 1930 | else |
---|
| 1931 | { |
---|
| 1932 | UInt uiCUAddrIncrement; |
---|
| 1933 | switch (m_pcCfg->getSliceSegmentMode()) |
---|
| 1934 | { |
---|
| 1935 | case FIXED_NUMBER_OF_LCU: |
---|
| 1936 | uiCUAddrIncrement = m_pcCfg->getSliceSegmentArgument(); |
---|
| 1937 | boundingCUAddrSliceSegment = ((startCUAddrSliceSegment + uiCUAddrIncrement) < uiNumberOfCUsInFrame*rpcPic->getNumPartInCU() ) ? (startCUAddrSliceSegment + uiCUAddrIncrement) : uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
---|
| 1938 | break; |
---|
| 1939 | case FIXED_NUMBER_OF_TILES: |
---|
| 1940 | tileIdx = rpcPic->getPicSym()->getTileIdxMap( |
---|
| 1941 | rpcPic->getPicSym()->getCUOrderMap(pcSlice->getSliceSegmentCurStartCUAddr()/rpcPic->getNumPartInCU()) |
---|
| 1942 | ); |
---|
| 1943 | uiCUAddrIncrement = 0; |
---|
| 1944 | tileTotalCount = (rpcPic->getPicSym()->getNumColumnsMinus1()+1) * (rpcPic->getPicSym()->getNumRowsMinus1()+1); |
---|
| 1945 | |
---|
| 1946 | for(tileIdxIncrement = 0; tileIdxIncrement < m_pcCfg->getSliceSegmentArgument(); tileIdxIncrement++) |
---|
| 1947 | { |
---|
| 1948 | if((tileIdx + tileIdxIncrement) < tileTotalCount) |
---|
| 1949 | { |
---|
| 1950 | tileWidthInLcu = rpcPic->getPicSym()->getTComTile(tileIdx + tileIdxIncrement)->getTileWidth(); |
---|
| 1951 | tileHeightInLcu = rpcPic->getPicSym()->getTComTile(tileIdx + tileIdxIncrement)->getTileHeight(); |
---|
| 1952 | uiCUAddrIncrement += (tileWidthInLcu * tileHeightInLcu * rpcPic->getNumPartInCU()); |
---|
| 1953 | } |
---|
| 1954 | } |
---|
| 1955 | boundingCUAddrSliceSegment = ((startCUAddrSliceSegment + uiCUAddrIncrement) < uiNumberOfCUsInFrame*rpcPic->getNumPartInCU() ) ? (startCUAddrSliceSegment + uiCUAddrIncrement) : uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
---|
| 1956 | break; |
---|
| 1957 | default: |
---|
| 1958 | uiCUAddrIncrement = rpcPic->getNumCUsInFrame(); |
---|
| 1959 | boundingCUAddrSliceSegment = uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
---|
| 1960 | break; |
---|
[494] | 1961 | } |
---|
[313] | 1962 | // WPP: if a slice segment does not start at the beginning of a CTB row, it must end within the same CTB row |
---|
| 1963 | if (pcSlice->getPPS()->getNumSubstreams() > 1 && (startCUAddrSliceSegment % (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU()) != 0)) |
---|
| 1964 | { |
---|
| 1965 | boundingCUAddrSliceSegment = min(boundingCUAddrSliceSegment, startCUAddrSliceSegment - (startCUAddrSliceSegment % (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU())) + (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU())); |
---|
| 1966 | } |
---|
| 1967 | pcSlice->setSliceSegmentCurEndCUAddr( boundingCUAddrSliceSegment ); |
---|
| 1968 | } |
---|
[494] | 1969 | if ((m_pcCfg->getSliceSegmentMode() == FIXED_NUMBER_OF_LCU || m_pcCfg->getSliceSegmentMode() == FIXED_NUMBER_OF_BYTES) && |
---|
[313] | 1970 | (m_pcCfg->getNumRowsMinus1() > 0 || m_pcCfg->getNumColumnsMinus1() > 0)) |
---|
| 1971 | { |
---|
| 1972 | UInt lcuEncAddr = (startCUAddrSliceSegment+rpcPic->getNumPartInCU()-1)/rpcPic->getNumPartInCU(); |
---|
| 1973 | UInt lcuAddr = rpcPic->getPicSym()->getCUOrderMap(lcuEncAddr); |
---|
| 1974 | UInt startTileIdx = rpcPic->getPicSym()->getTileIdxMap(lcuAddr); |
---|
| 1975 | UInt tileBoundingCUAddrSlice = 0; |
---|
| 1976 | while (lcuEncAddr < uiNumberOfCUsInFrame && rpcPic->getPicSym()->getTileIdxMap(lcuAddr) == startTileIdx) |
---|
| 1977 | { |
---|
| 1978 | lcuEncAddr++; |
---|
| 1979 | lcuAddr = rpcPic->getPicSym()->getCUOrderMap(lcuEncAddr); |
---|
| 1980 | } |
---|
| 1981 | tileBoundingCUAddrSlice = lcuEncAddr*rpcPic->getNumPartInCU(); |
---|
| 1982 | |
---|
| 1983 | if (tileBoundingCUAddrSlice < boundingCUAddrSliceSegment) |
---|
| 1984 | { |
---|
| 1985 | boundingCUAddrSliceSegment = tileBoundingCUAddrSlice; |
---|
| 1986 | pcSlice->setSliceSegmentCurEndCUAddr( boundingCUAddrSliceSegment ); |
---|
| 1987 | tileBoundary = true; |
---|
| 1988 | } |
---|
| 1989 | } |
---|
| 1990 | |
---|
| 1991 | if(boundingCUAddrSliceSegment>uiBoundingCUAddrSlice) |
---|
| 1992 | { |
---|
| 1993 | boundingCUAddrSliceSegment = uiBoundingCUAddrSlice; |
---|
| 1994 | pcSlice->setSliceSegmentCurEndCUAddr(uiBoundingCUAddrSlice); |
---|
| 1995 | } |
---|
| 1996 | |
---|
| 1997 | //calculate real dependent slice start address |
---|
| 1998 | UInt uiInternalAddress = rpcPic->getPicSym()->getPicSCUAddr(pcSlice->getSliceSegmentCurStartCUAddr()) % rpcPic->getNumPartInCU(); |
---|
| 1999 | UInt uiExternalAddress = rpcPic->getPicSym()->getPicSCUAddr(pcSlice->getSliceSegmentCurStartCUAddr()) / rpcPic->getNumPartInCU(); |
---|
| 2000 | UInt uiPosX = ( uiExternalAddress % rpcPic->getFrameWidthInCU() ) * g_uiMaxCUWidth+ g_auiRasterToPelX[ g_auiZscanToRaster[uiInternalAddress] ]; |
---|
| 2001 | UInt uiPosY = ( uiExternalAddress / rpcPic->getFrameWidthInCU() ) * g_uiMaxCUHeight+ g_auiRasterToPelY[ g_auiZscanToRaster[uiInternalAddress] ]; |
---|
[442] | 2002 | #if REPN_FORMAT_IN_VPS |
---|
| 2003 | UInt uiWidth = pcSlice->getPicWidthInLumaSamples(); |
---|
| 2004 | UInt uiHeight = pcSlice->getPicHeightInLumaSamples(); |
---|
| 2005 | #else |
---|
[313] | 2006 | UInt uiWidth = pcSlice->getSPS()->getPicWidthInLumaSamples(); |
---|
| 2007 | UInt uiHeight = pcSlice->getSPS()->getPicHeightInLumaSamples(); |
---|
[442] | 2008 | #endif |
---|
[313] | 2009 | while((uiPosX>=uiWidth||uiPosY>=uiHeight)&&!(uiPosX>=uiWidth&&uiPosY>=uiHeight)) |
---|
| 2010 | { |
---|
| 2011 | uiInternalAddress++; |
---|
| 2012 | if(uiInternalAddress>=rpcPic->getNumPartInCU()) |
---|
| 2013 | { |
---|
| 2014 | uiInternalAddress=0; |
---|
| 2015 | uiExternalAddress = rpcPic->getPicSym()->getCUOrderMap(rpcPic->getPicSym()->getInverseCUOrderMap(uiExternalAddress)+1); |
---|
| 2016 | } |
---|
| 2017 | uiPosX = ( uiExternalAddress % rpcPic->getFrameWidthInCU() ) * g_uiMaxCUWidth+ g_auiRasterToPelX[ g_auiZscanToRaster[uiInternalAddress] ]; |
---|
| 2018 | uiPosY = ( uiExternalAddress / rpcPic->getFrameWidthInCU() ) * g_uiMaxCUHeight+ g_auiRasterToPelY[ g_auiZscanToRaster[uiInternalAddress] ]; |
---|
| 2019 | } |
---|
| 2020 | UInt uiRealStartAddress = rpcPic->getPicSym()->getPicSCUEncOrder(uiExternalAddress*rpcPic->getNumPartInCU()+uiInternalAddress); |
---|
[494] | 2021 | |
---|
[313] | 2022 | pcSlice->setSliceSegmentCurStartCUAddr(uiRealStartAddress); |
---|
| 2023 | startCUAddrSliceSegment=uiRealStartAddress; |
---|
[494] | 2024 | |
---|
[313] | 2025 | //calculate real slice start address |
---|
| 2026 | uiInternalAddress = rpcPic->getPicSym()->getPicSCUAddr(pcSlice->getSliceCurStartCUAddr()) % rpcPic->getNumPartInCU(); |
---|
| 2027 | uiExternalAddress = rpcPic->getPicSym()->getPicSCUAddr(pcSlice->getSliceCurStartCUAddr()) / rpcPic->getNumPartInCU(); |
---|
| 2028 | uiPosX = ( uiExternalAddress % rpcPic->getFrameWidthInCU() ) * g_uiMaxCUWidth+ g_auiRasterToPelX[ g_auiZscanToRaster[uiInternalAddress] ]; |
---|
| 2029 | uiPosY = ( uiExternalAddress / rpcPic->getFrameWidthInCU() ) * g_uiMaxCUHeight+ g_auiRasterToPelY[ g_auiZscanToRaster[uiInternalAddress] ]; |
---|
[442] | 2030 | #if REPN_FORMAT_IN_VPS |
---|
| 2031 | uiWidth = pcSlice->getPicWidthInLumaSamples(); |
---|
| 2032 | uiHeight = pcSlice->getPicHeightInLumaSamples(); |
---|
| 2033 | #else |
---|
[313] | 2034 | uiWidth = pcSlice->getSPS()->getPicWidthInLumaSamples(); |
---|
| 2035 | uiHeight = pcSlice->getSPS()->getPicHeightInLumaSamples(); |
---|
[442] | 2036 | #endif |
---|
[313] | 2037 | while((uiPosX>=uiWidth||uiPosY>=uiHeight)&&!(uiPosX>=uiWidth&&uiPosY>=uiHeight)) |
---|
| 2038 | { |
---|
| 2039 | uiInternalAddress++; |
---|
| 2040 | if(uiInternalAddress>=rpcPic->getNumPartInCU()) |
---|
| 2041 | { |
---|
| 2042 | uiInternalAddress=0; |
---|
| 2043 | uiExternalAddress = rpcPic->getPicSym()->getCUOrderMap(rpcPic->getPicSym()->getInverseCUOrderMap(uiExternalAddress)+1); |
---|
| 2044 | } |
---|
| 2045 | uiPosX = ( uiExternalAddress % rpcPic->getFrameWidthInCU() ) * g_uiMaxCUWidth+ g_auiRasterToPelX[ g_auiZscanToRaster[uiInternalAddress] ]; |
---|
| 2046 | uiPosY = ( uiExternalAddress / rpcPic->getFrameWidthInCU() ) * g_uiMaxCUHeight+ g_auiRasterToPelY[ g_auiZscanToRaster[uiInternalAddress] ]; |
---|
| 2047 | } |
---|
| 2048 | uiRealStartAddress = rpcPic->getPicSym()->getPicSCUEncOrder(uiExternalAddress*rpcPic->getNumPartInCU()+uiInternalAddress); |
---|
[494] | 2049 | |
---|
[313] | 2050 | pcSlice->setSliceCurStartCUAddr(uiRealStartAddress); |
---|
| 2051 | uiStartCUAddrSlice=uiRealStartAddress; |
---|
[494] | 2052 | |
---|
[313] | 2053 | // Make a joint decision based on reconstruction and dependent slice bounds |
---|
| 2054 | startCUAddr = max(uiStartCUAddrSlice , startCUAddrSliceSegment ); |
---|
| 2055 | boundingCUAddr = min(uiBoundingCUAddrSlice, boundingCUAddrSliceSegment); |
---|
| 2056 | |
---|
| 2057 | |
---|
| 2058 | if (!bEncodeSlice) |
---|
| 2059 | { |
---|
| 2060 | // 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 |
---|
| 2061 | // first. Set the flags accordingly. |
---|
| 2062 | if ( (m_pcCfg->getSliceMode()==FIXED_NUMBER_OF_LCU && m_pcCfg->getSliceSegmentMode()==FIXED_NUMBER_OF_LCU) |
---|
| 2063 | || (m_pcCfg->getSliceMode()==0 && m_pcCfg->getSliceSegmentMode()==FIXED_NUMBER_OF_LCU) |
---|
[494] | 2064 | || (m_pcCfg->getSliceMode()==FIXED_NUMBER_OF_LCU && m_pcCfg->getSliceSegmentMode()==0) |
---|
[313] | 2065 | || (m_pcCfg->getSliceMode()==FIXED_NUMBER_OF_TILES && m_pcCfg->getSliceSegmentMode()==FIXED_NUMBER_OF_LCU) |
---|
[494] | 2066 | || (m_pcCfg->getSliceMode()==FIXED_NUMBER_OF_TILES && m_pcCfg->getSliceSegmentMode()==0) |
---|
[313] | 2067 | || (m_pcCfg->getSliceSegmentMode()==FIXED_NUMBER_OF_TILES && m_pcCfg->getSliceMode()==0) |
---|
| 2068 | || tileBoundary |
---|
| 2069 | ) |
---|
| 2070 | { |
---|
| 2071 | if (uiBoundingCUAddrSlice < boundingCUAddrSliceSegment) |
---|
| 2072 | { |
---|
| 2073 | pcSlice->setNextSlice ( true ); |
---|
| 2074 | pcSlice->setNextSliceSegment( false ); |
---|
| 2075 | } |
---|
| 2076 | else if (uiBoundingCUAddrSlice > boundingCUAddrSliceSegment) |
---|
| 2077 | { |
---|
| 2078 | pcSlice->setNextSlice ( false ); |
---|
| 2079 | pcSlice->setNextSliceSegment( true ); |
---|
| 2080 | } |
---|
| 2081 | else |
---|
| 2082 | { |
---|
| 2083 | pcSlice->setNextSlice ( true ); |
---|
| 2084 | pcSlice->setNextSliceSegment( true ); |
---|
| 2085 | } |
---|
| 2086 | } |
---|
| 2087 | else |
---|
| 2088 | { |
---|
| 2089 | pcSlice->setNextSlice ( false ); |
---|
| 2090 | pcSlice->setNextSliceSegment( false ); |
---|
| 2091 | } |
---|
| 2092 | } |
---|
| 2093 | } |
---|
[880] | 2094 | #endif |
---|
[313] | 2095 | |
---|
| 2096 | Double TEncSlice::xGetQPValueAccordingToLambda ( Double lambda ) |
---|
| 2097 | { |
---|
| 2098 | return 4.2005*log(lambda) + 13.7122; |
---|
| 2099 | } |
---|
| 2100 | |
---|
[595] | 2101 | #if SVC_EXTENSION |
---|
[313] | 2102 | #if JCTVC_M0259_LAMBDAREFINEMENT |
---|
| 2103 | Double TEncSlice::xCalEnhLambdaFactor( Double deltaQP , Double beta ) |
---|
| 2104 | { |
---|
| 2105 | double tmp = beta * pow( 2.0 , deltaQP / 6 ); |
---|
| 2106 | double gamma = tmp / ( tmp + 1 ); |
---|
| 2107 | return( gamma ); |
---|
| 2108 | } |
---|
| 2109 | #endif |
---|
[494] | 2110 | #if O0194_WEIGHTED_PREDICTION_CGS |
---|
| 2111 | Void TEncSlice::estimateILWpParam( TComSlice* pcSlice ) |
---|
| 2112 | { |
---|
| 2113 | xCalcACDCParamSlice(pcSlice); |
---|
| 2114 | wpACDCParam * temp_weightACDCParam; |
---|
| 2115 | |
---|
| 2116 | pcSlice->getWpAcDcParam(temp_weightACDCParam); |
---|
| 2117 | g_refWeightACDCParam = (void *) temp_weightACDCParam; |
---|
| 2118 | } |
---|
| 2119 | #endif |
---|
[595] | 2120 | #endif //SVC_EXTENSION |
---|
[313] | 2121 | //! \} |
---|