| 1 | /* The copyright in this software is being made available under the BSD |
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| 2 | * License, included below. This software may be subject to other third party |
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| 3 | * and contributor rights, including patent rights, and no such rights are |
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| 4 | * granted under this license. |
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| 5 | * |
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| 6 | * Copyright (c) 2010-2012, ITU/ISO/IEC |
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| 7 | * All rights reserved. |
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| 8 | * |
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| 9 | * Redistribution and use in source and binary forms, with or without |
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| 10 | * modification, are permitted provided that the following conditions are met: |
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| 11 | * |
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| 12 | * * Redistributions of source code must retain the above copyright notice, |
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| 13 | * this list of conditions and the following disclaimer. |
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| 14 | * * Redistributions in binary form must reproduce the above copyright notice, |
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| 15 | * this list of conditions and the following disclaimer in the documentation |
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| 16 | * and/or other materials provided with the distribution. |
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| 17 | * * Neither the name of the ITU/ISO/IEC nor the names of its contributors may |
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| 18 | * be used to endorse or promote products derived from this software without |
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| 19 | * specific prior written permission. |
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| 20 | * |
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| 21 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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| 22 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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| 24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS |
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| 25 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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| 26 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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| 27 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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| 28 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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| 29 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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| 30 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
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| 31 | * THE POSSIBILITY OF SUCH DAMAGE. |
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| 32 | */ |
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| 33 | |
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| 34 | /** \file TEncEntropy.cpp |
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| 35 | \brief entropy encoder class |
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| 36 | */ |
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| 37 | |
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| 38 | #include "TEncEntropy.h" |
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| 39 | #include "TLibCommon/TypeDef.h" |
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| 40 | #include "TLibCommon/TComAdaptiveLoopFilter.h" |
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| 41 | #include "TLibCommon/TComSampleAdaptiveOffset.h" |
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| 42 | |
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| 43 | //! \ingroup TLibEncoder |
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| 44 | //! \{ |
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| 45 | |
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| 46 | Void TEncEntropy::setEntropyCoder ( TEncEntropyIf* e, TComSlice* pcSlice ) |
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| 47 | { |
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| 48 | m_pcEntropyCoderIf = e; |
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| 49 | m_pcEntropyCoderIf->setSlice ( pcSlice ); |
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| 50 | } |
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| 51 | |
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| 52 | Void TEncEntropy::encodeSliceHeader ( TComSlice* pcSlice ) |
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| 53 | { |
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| 54 | if (pcSlice->getSPS()->getUseSAO()) |
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| 55 | { |
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| 56 | #if LGE_SAO_MIGRATION_D0091 |
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| 57 | if (pcSlice->getSPS()->getUseSAO()) |
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| 58 | { |
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| 59 | SAOParam *saoParam = pcSlice->getAPS()->getSaoParam(); |
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| 60 | pcSlice->setSaoEnabledFlag (saoParam->bSaoFlag[0]); |
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| 61 | { |
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| 62 | pcSlice->setSaoEnabledFlagChroma (saoParam->bSaoFlag[1]); |
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| 63 | } |
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| 64 | } |
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| 65 | #else |
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| 66 | pcSlice->setSaoInterleavingFlag(pcSlice->getAPS()->getSaoInterleavingFlag()); |
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| 67 | pcSlice->setSaoEnabledFlag (pcSlice->getAPS()->getSaoParam()->bSaoFlag[0]); |
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| 68 | if (pcSlice->getAPS()->getSaoInterleavingFlag()) |
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| 69 | { |
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| 70 | pcSlice->setSaoEnabledFlagCb (pcSlice->getAPS()->getSaoParam()->bSaoFlag[1]); |
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| 71 | pcSlice->setSaoEnabledFlagCr (pcSlice->getAPS()->getSaoParam()->bSaoFlag[2]); |
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| 72 | } |
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| 73 | else |
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| 74 | { |
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| 75 | pcSlice->setSaoEnabledFlagCb (0); |
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| 76 | pcSlice->setSaoEnabledFlagCr (0); |
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| 77 | } |
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| 78 | #endif |
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| 79 | } |
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| 80 | |
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| 81 | m_pcEntropyCoderIf->codeSliceHeader( pcSlice ); |
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| 82 | return; |
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| 83 | } |
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| 84 | |
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| 85 | Void TEncEntropy::encodeTilesWPPEntryPoint( TComSlice* pSlice ) |
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| 86 | { |
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| 87 | m_pcEntropyCoderIf->codeTilesWPPEntryPoint( pSlice ); |
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| 88 | } |
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| 89 | |
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| 90 | Void TEncEntropy::encodeTerminatingBit ( UInt uiIsLast ) |
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| 91 | { |
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| 92 | m_pcEntropyCoderIf->codeTerminatingBit( uiIsLast ); |
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| 93 | |
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| 94 | return; |
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| 95 | } |
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| 96 | |
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| 97 | Void TEncEntropy::encodeSliceFinish() |
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| 98 | { |
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| 99 | m_pcEntropyCoderIf->codeSliceFinish(); |
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| 100 | } |
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| 101 | |
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| 102 | Void TEncEntropy::encodeFlush() |
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| 103 | { |
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| 104 | m_pcEntropyCoderIf->codeFlush(); |
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| 105 | } |
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| 106 | Void TEncEntropy::encodeStart() |
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| 107 | { |
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| 108 | m_pcEntropyCoderIf->encodeStart(); |
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| 109 | } |
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| 110 | |
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| 111 | Void TEncEntropy::encodeSEI(const SEI& sei) |
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| 112 | { |
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| 113 | m_pcEntropyCoderIf->codeSEI(sei); |
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| 114 | return; |
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| 115 | } |
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| 116 | |
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| 117 | Void TEncEntropy::encodePPS( TComPPS* pcPPS ) |
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| 118 | { |
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| 119 | m_pcEntropyCoderIf->codePPS( pcPPS ); |
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| 120 | return; |
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| 121 | } |
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| 122 | |
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| 123 | #if VIDYO_VPS_INTEGRATION|QC_MVHEVC_B0046 |
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| 124 | Void TEncEntropy::encodeVPS( TComVPS* pcVPS ) |
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| 125 | { |
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| 126 | m_pcEntropyCoderIf->codeVPS( pcVPS ); |
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| 127 | return; |
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| 128 | } |
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| 129 | #endif |
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| 130 | |
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| 131 | #if VIDYO_VPS_INTEGRATION|QC_MVHEVC_B0046 |
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| 132 | Void codeVPS ( TComVPS* pcVPS ); |
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| 133 | #endif |
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| 134 | |
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| 135 | #if HHI_MPI || H3D_QTL |
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| 136 | Void TEncEntropy::encodeSPS( TComSPS* pcSPS, Bool bIsDepth ) |
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| 137 | { |
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| 138 | m_pcEntropyCoderIf->codeSPS( pcSPS, bIsDepth ); |
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| 139 | return; |
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| 140 | } |
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| 141 | #else |
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| 142 | Void TEncEntropy::encodeSPS( TComSPS* pcSPS ) |
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| 143 | { |
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| 144 | m_pcEntropyCoderIf->codeSPS( pcSPS ); |
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| 145 | return; |
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| 146 | } |
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| 147 | #endif |
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| 148 | |
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| 149 | Void TEncEntropy::encodeSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD ) |
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| 150 | { |
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| 151 | if ( pcCU->getSlice()->isIntra() ) |
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| 152 | { |
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| 153 | return; |
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| 154 | } |
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| 155 | if( bRD ) |
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| 156 | { |
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| 157 | uiAbsPartIdx = 0; |
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| 158 | } |
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| 159 | if( !bRD ) |
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| 160 | { |
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| 161 | if( pcCU->getLastCUSucIPCMFlag() && pcCU->getIPCMFlag(uiAbsPartIdx) ) |
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| 162 | { |
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| 163 | return; |
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| 164 | } |
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| 165 | } |
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| 166 | m_pcEntropyCoderIf->codeSkipFlag( pcCU, uiAbsPartIdx ); |
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| 167 | } |
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| 168 | |
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| 169 | #if LGE_ILLUCOMP_B0045 |
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| 170 | Void TEncEntropy::encodeICFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD |
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| 171 | #if LGE_ILLUCOMP_DEPTH_C0046 |
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| 172 | , UInt uiDepth |
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| 173 | #endif |
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| 174 | ) |
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| 175 | { |
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| 176 | if (pcCU->isIntra(uiAbsPartIdx) || (pcCU->getSlice()->getViewId() == 0) |
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| 177 | #if !LGE_ILLUCOMP_DEPTH_C0046 |
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| 178 | || pcCU->getSlice()->getSPS()->isDepth() |
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| 179 | #endif |
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| 180 | ) |
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| 181 | { |
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| 182 | return; |
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| 183 | } |
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| 184 | |
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| 185 | if(!pcCU->getSlice()->getApplyIC()) |
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| 186 | return; |
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| 187 | |
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| 188 | if( bRD ) |
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| 189 | { |
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| 190 | uiAbsPartIdx = 0; |
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| 191 | } |
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| 192 | |
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| 193 | if(pcCU->isICFlagRequired(uiAbsPartIdx |
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| 194 | #if LGE_ILLUCOMP_DEPTH_C0046 |
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| 195 | , uiDepth //This modification is not needed after integrating JCT3V-C0137 |
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| 196 | #endif |
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| 197 | )) |
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| 198 | m_pcEntropyCoderIf->codeICFlag( pcCU, uiAbsPartIdx ); |
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| 199 | } |
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| 200 | #endif |
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| 201 | |
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| 202 | Void TEncEntropy::codeFiltCountBit(ALFParam* pAlfParam, Int64* ruiRate) |
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| 203 | { |
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| 204 | resetEntropy(); |
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| 205 | resetBits(); |
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| 206 | codeFilt(pAlfParam); |
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| 207 | *ruiRate = getNumberOfWrittenBits(); |
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| 208 | resetEntropy(); |
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| 209 | resetBits(); |
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| 210 | } |
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| 211 | |
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| 212 | Void TEncEntropy::codeAuxCountBit(ALFParam* pAlfParam, Int64* ruiRate) |
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| 213 | { |
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| 214 | resetEntropy(); |
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| 215 | resetBits(); |
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| 216 | codeAux(pAlfParam); |
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| 217 | *ruiRate = getNumberOfWrittenBits(); |
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| 218 | resetEntropy(); |
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| 219 | resetBits(); |
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| 220 | } |
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| 221 | |
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| 222 | Void TEncEntropy::codeAux(ALFParam* pAlfParam) |
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| 223 | { |
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| 224 | // m_pcEntropyCoderIf->codeAlfUvlc(pAlfParam->realfiltNo); |
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| 225 | |
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| 226 | Int noFilters = min(pAlfParam->filters_per_group-1, 2); |
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| 227 | m_pcEntropyCoderIf->codeAlfUvlc(noFilters); |
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| 228 | |
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| 229 | if(noFilters == 1) |
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| 230 | { |
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| 231 | m_pcEntropyCoderIf->codeAlfUvlc(pAlfParam->startSecondFilter); |
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| 232 | } |
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| 233 | else if (noFilters == 2) |
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| 234 | { |
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| 235 | Int numMergeFlags = 16; |
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| 236 | for (Int i=1; i<numMergeFlags; i++) |
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| 237 | { |
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| 238 | m_pcEntropyCoderIf->codeAlfFlag (pAlfParam->filterPattern[i]); |
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| 239 | } |
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| 240 | } |
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| 241 | } |
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| 242 | |
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| 243 | Int TEncEntropy::lengthGolomb(int coeffVal, int k) |
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| 244 | { |
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| 245 | int m = 2 << (k - 1); |
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| 246 | int q = coeffVal / m; |
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| 247 | if(coeffVal != 0) |
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| 248 | { |
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| 249 | return(q + 2 + k); |
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| 250 | } |
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| 251 | else |
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| 252 | { |
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| 253 | return(q + 1 + k); |
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| 254 | } |
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| 255 | } |
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| 256 | |
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| 257 | Int TEncEntropy::codeFilterCoeff(ALFParam* ALFp) |
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| 258 | { |
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| 259 | Int filters_per_group = ALFp->filters_per_group; |
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| 260 | int sqrFiltLength = ALFp->num_coeff; |
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| 261 | int i, k, kMin, kStart, minBits, ind, scanPos, maxScanVal, coeffVal, len = 0, |
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| 262 | *pDepthInt=NULL, kMinTab[MAX_SCAN_VAL], bitsCoeffScan[MAX_SCAN_VAL][MAX_EXP_GOLOMB], |
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| 263 | minKStart, minBitsKStart, bitsKStart; |
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| 264 | |
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| 265 | pDepthInt = pDepthIntTabShapes[ALFp->filter_shape]; |
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| 266 | maxScanVal = 0; |
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| 267 | int minScanVal = MIN_SCAN_POS_CROSS; |
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| 268 | |
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| 269 | for(i = 0; i < sqrFiltLength; i++) |
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| 270 | { |
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| 271 | maxScanVal = max(maxScanVal, pDepthInt[i]); |
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| 272 | } |
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| 273 | |
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| 274 | // vlc for all |
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| 275 | memset(bitsCoeffScan, 0, MAX_SCAN_VAL * MAX_EXP_GOLOMB * sizeof(int)); |
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| 276 | for(ind=0; ind<filters_per_group; ++ind) |
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| 277 | { |
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| 278 | for(i = 0; i < sqrFiltLength; i++) |
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| 279 | { |
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| 280 | scanPos=pDepthInt[i]-1; |
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| 281 | coeffVal=abs(ALFp->coeffmulti[ind][i]); |
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| 282 | for (k=1; k<15; k++) |
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| 283 | { |
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| 284 | bitsCoeffScan[scanPos][k]+=lengthGolomb(coeffVal, k); |
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| 285 | } |
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| 286 | } |
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| 287 | } |
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| 288 | |
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| 289 | minBitsKStart = 0; |
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| 290 | minKStart = -1; |
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| 291 | for(k = 1; k < 8; k++) |
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| 292 | { |
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| 293 | bitsKStart = 0; |
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| 294 | kStart = k; |
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| 295 | for(scanPos = minScanVal; scanPos < maxScanVal; scanPos++) |
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| 296 | { |
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| 297 | kMin = kStart; |
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| 298 | minBits = bitsCoeffScan[scanPos][kMin]; |
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| 299 | |
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| 300 | if(bitsCoeffScan[scanPos][kStart+1] < minBits) |
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| 301 | { |
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| 302 | kMin = kStart + 1; |
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| 303 | minBits = bitsCoeffScan[scanPos][kMin]; |
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| 304 | } |
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| 305 | kStart = kMin; |
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| 306 | bitsKStart += minBits; |
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| 307 | } |
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| 308 | if((bitsKStart < minBitsKStart) || (k == 1)) |
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| 309 | { |
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| 310 | minBitsKStart = bitsKStart; |
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| 311 | minKStart = k; |
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| 312 | } |
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| 313 | } |
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| 314 | |
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| 315 | kStart = minKStart; |
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| 316 | for(scanPos = minScanVal; scanPos < maxScanVal; scanPos++) |
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| 317 | { |
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| 318 | kMin = kStart; |
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| 319 | minBits = bitsCoeffScan[scanPos][kMin]; |
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| 320 | |
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| 321 | if(bitsCoeffScan[scanPos][kStart+1] < minBits) |
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| 322 | { |
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| 323 | kMin = kStart + 1; |
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| 324 | minBits = bitsCoeffScan[scanPos][kMin]; |
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| 325 | } |
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| 326 | |
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| 327 | kMinTab[scanPos] = kMin; |
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| 328 | kStart = kMin; |
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| 329 | } |
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| 330 | |
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| 331 | // Coding parameters |
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| 332 | ALFp->minKStart = minKStart; |
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| 333 | for(scanPos = minScanVal; scanPos < maxScanVal; scanPos++) |
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| 334 | { |
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| 335 | ALFp->kMinTab[scanPos] = kMinTab[scanPos]; |
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| 336 | } |
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| 337 | |
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| 338 | if (ALFp->filters_per_group == 1) |
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| 339 | { |
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| 340 | len += writeFilterCoeffs(sqrFiltLength, filters_per_group, pDepthInt, ALFp->coeffmulti, kTableTabShapes[ALF_CROSS9x7_SQUARE3x3]); |
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| 341 | } |
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| 342 | else |
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| 343 | { |
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| 344 | len += writeFilterCodingParams(minKStart, minScanVal, maxScanVal, kMinTab); |
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| 345 | |
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| 346 | // Filter coefficients |
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| 347 | len += writeFilterCoeffs(sqrFiltLength, filters_per_group, pDepthInt, ALFp->coeffmulti, kMinTab); |
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| 348 | } |
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| 349 | |
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| 350 | return len; |
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| 351 | } |
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| 352 | |
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| 353 | Int TEncEntropy::writeFilterCodingParams(int minKStart, int minScanVal, int maxScanVal, int kMinTab[]) |
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| 354 | { |
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| 355 | int scanPos; |
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| 356 | int golombIndexBit; |
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| 357 | int kMin; |
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| 358 | |
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| 359 | // Golomb parameters |
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| 360 | m_pcEntropyCoderIf->codeAlfUvlc(minKStart - 1); |
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| 361 | |
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| 362 | kMin = minKStart; |
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| 363 | for(scanPos = minScanVal; scanPos < maxScanVal; scanPos++) |
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| 364 | { |
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| 365 | golombIndexBit = (kMinTab[scanPos] != kMin)? 1: 0; |
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| 366 | |
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| 367 | assert(kMinTab[scanPos] <= kMin + 1); |
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| 368 | |
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| 369 | m_pcEntropyCoderIf->codeAlfFlag(golombIndexBit); |
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| 370 | kMin = kMinTab[scanPos]; |
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| 371 | } |
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| 372 | |
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| 373 | return 0; |
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| 374 | } |
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| 375 | |
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| 376 | Int TEncEntropy::writeFilterCoeffs(int sqrFiltLength, int filters_per_group, int pDepthInt[], |
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| 377 | int **FilterCoeff, int kMinTab[]) |
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| 378 | { |
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| 379 | int ind, scanPos, i; |
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| 380 | |
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| 381 | for(ind = 0; ind < filters_per_group; ++ind) |
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| 382 | { |
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| 383 | for(i = 0; i < sqrFiltLength; i++) |
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| 384 | { |
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| 385 | scanPos = pDepthInt[i] - 1; |
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| 386 | Int k = (filters_per_group == 1) ? kMinTab[i] : kMinTab[scanPos]; |
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| 387 | golombEncode(FilterCoeff[ind][i], k); |
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| 388 | } |
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| 389 | } |
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| 390 | return 0; |
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| 391 | } |
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| 392 | |
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| 393 | Int TEncEntropy::golombEncode(int coeff, int k) |
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| 394 | { |
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| 395 | int q, i; |
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| 396 | int symbol = abs(coeff); |
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| 397 | |
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| 398 | q = symbol >> k; |
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| 399 | |
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| 400 | for (i = 0; i < q; i++) |
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| 401 | { |
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| 402 | m_pcEntropyCoderIf->codeAlfFlag(1); |
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| 403 | } |
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| 404 | m_pcEntropyCoderIf->codeAlfFlag(0); |
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| 405 | // write one zero |
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| 406 | |
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| 407 | for(i = 0; i < k; i++) |
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| 408 | { |
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| 409 | m_pcEntropyCoderIf->codeAlfFlag(symbol & 0x01); |
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| 410 | symbol >>= 1; |
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| 411 | } |
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| 412 | |
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| 413 | if(coeff != 0) |
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| 414 | { |
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| 415 | int sign = (coeff > 0)? 1: 0; |
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| 416 | m_pcEntropyCoderIf->codeAlfFlag(sign); |
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| 417 | } |
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| 418 | return 0; |
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| 419 | } |
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| 420 | |
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| 421 | Void TEncEntropy::codeFilt(ALFParam* pAlfParam) |
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| 422 | { |
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| 423 | if(pAlfParam->filters_per_group > 1) |
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| 424 | { |
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| 425 | m_pcEntropyCoderIf->codeAlfFlag (pAlfParam->predMethod); |
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| 426 | } |
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| 427 | for(Int ind = 0; ind < pAlfParam->filters_per_group; ++ind) |
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| 428 | { |
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| 429 | m_pcEntropyCoderIf->codeAlfFlag (pAlfParam->nbSPred[ind]); |
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| 430 | } |
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| 431 | codeFilterCoeff (pAlfParam); |
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| 432 | } |
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| 433 | |
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| 434 | /** encode merge flag |
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| 435 | * \param pcCU |
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| 436 | * \param uiAbsPartIdx |
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| 437 | * \param uiPUIdx |
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| 438 | * \returns Void |
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| 439 | */ |
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| 440 | Void TEncEntropy::encodeMergeFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiPUIdx ) |
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| 441 | { |
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| 442 | // at least one merge candidate exists |
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| 443 | m_pcEntropyCoderIf->codeMergeFlag( pcCU, uiAbsPartIdx ); |
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| 444 | } |
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| 445 | |
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| 446 | /** encode merge index |
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| 447 | * \param pcCU |
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| 448 | * \param uiAbsPartIdx |
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| 449 | * \param uiPUIdx |
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| 450 | * \param bRD |
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| 451 | * \returns Void |
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| 452 | */ |
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| 453 | Void TEncEntropy::encodeMergeIndex( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiPUIdx, Bool bRD ) |
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| 454 | { |
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| 455 | if( bRD ) |
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| 456 | { |
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| 457 | uiAbsPartIdx = 0; |
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| 458 | assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N ); |
|---|
| 459 | } |
|---|
| 460 | |
|---|
| 461 | UInt uiNumCand = MRG_MAX_NUM_CANDS; |
|---|
| 462 | if ( uiNumCand > 1 ) |
|---|
| 463 | { |
|---|
| 464 | m_pcEntropyCoderIf->codeMergeIndex( pcCU, uiAbsPartIdx ); |
|---|
| 465 | } |
|---|
| 466 | } |
|---|
| 467 | |
|---|
| 468 | |
|---|
| 469 | #if QC_ARP_D0177 |
|---|
| 470 | Void TEncEntropy::encodeARPW( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD, UInt uiDepth) |
|---|
| 471 | { |
|---|
| 472 | if( pcCU->getSlice()->getViewId() == 0 || pcCU->getSlice()->getIsDepth() == true || !pcCU->getSlice()->getARPStepNum() ) |
|---|
| 473 | { |
|---|
| 474 | return; |
|---|
| 475 | } |
|---|
| 476 | assert( pcCU->isIntra( uiAbsPartIdx ) == false ); |
|---|
| 477 | if( bRD ) |
|---|
| 478 | { |
|---|
| 479 | uiAbsPartIdx = 0; |
|---|
| 480 | } |
|---|
| 481 | bool bSignalflag[2] = {true, true}; |
|---|
| 482 | if (!(pcCU->getPartitionSize(uiAbsPartIdx)==SIZE_2Nx2N || pcCU->isSkipped(uiAbsPartIdx))) |
|---|
| 483 | { |
|---|
| 484 | assert(pcCU->getARPW (uiAbsPartIdx) == 0); |
|---|
| 485 | bSignalflag[0] = false; |
|---|
| 486 | bSignalflag[1] = false; |
|---|
| 487 | } |
|---|
| 488 | if (!(bSignalflag[0]|| bSignalflag[1])) |
|---|
| 489 | { |
|---|
| 490 | assert(pcCU->getARPW (uiAbsPartIdx) == 0); |
|---|
| 491 | if (uiDepth != -1) |
|---|
| 492 | pcCU->setARPWSubParts(0, uiAbsPartIdx, uiDepth); |
|---|
| 493 | } |
|---|
| 494 | else |
|---|
| 495 | m_pcEntropyCoderIf->codeARPW( pcCU, uiAbsPartIdx ); |
|---|
| 496 | |
|---|
| 497 | } |
|---|
| 498 | #endif |
|---|
| 499 | /** parse the fixed length code (smaller than one max value) in ALF |
|---|
| 500 | * \param run: coded value |
|---|
| 501 | * \param rx: cur addr |
|---|
| 502 | * \param numLCUInWidth: # of LCU in one LCU |
|---|
| 503 | * \returns Void |
|---|
| 504 | */ |
|---|
| 505 | Void TEncEntropy::encodeAlfFixedLengthRun(UInt run, UInt rx, UInt numLCUInWidth) |
|---|
| 506 | { |
|---|
| 507 | assert(numLCUInWidth > rx); |
|---|
| 508 | UInt maxValue = numLCUInWidth - rx - 1; |
|---|
| 509 | m_pcEntropyCoderIf->codeAlfFixedLengthIdx(run, maxValue); |
|---|
| 510 | } |
|---|
| 511 | |
|---|
| 512 | /** parse the fixed length code (smaller than one max value) in ALF |
|---|
| 513 | * \param idx: coded value |
|---|
| 514 | * \param numFilterSetsInBuffer: max value |
|---|
| 515 | * \returns Void |
|---|
| 516 | */ |
|---|
| 517 | Void TEncEntropy::encodeAlfStoredFilterSetIdx(UInt idx, UInt numFilterSetsInBuffer) |
|---|
| 518 | { |
|---|
| 519 | assert(numFilterSetsInBuffer > 0); |
|---|
| 520 | UInt maxValue = numFilterSetsInBuffer - 1; |
|---|
| 521 | m_pcEntropyCoderIf->codeAlfFixedLengthIdx(idx, maxValue); |
|---|
| 522 | } |
|---|
| 523 | |
|---|
| 524 | Void TEncEntropy::encodeAlfParam(AlfParamSet* pAlfParamSet, Bool bSentInAPS, Int firstLCUAddr, Bool alfAcrossSlice) |
|---|
| 525 | { |
|---|
| 526 | Bool isEnabled[NUM_ALF_COMPONENT]; |
|---|
| 527 | Bool isUniParam[NUM_ALF_COMPONENT]; |
|---|
| 528 | |
|---|
| 529 | isEnabled[ALF_Y] = true; |
|---|
| 530 | isEnabled[ALF_Cb]= pAlfParamSet->isEnabled[ALF_Cb]; |
|---|
| 531 | isEnabled[ALF_Cr]= pAlfParamSet->isEnabled[ALF_Cr]; |
|---|
| 532 | |
|---|
| 533 | isUniParam[ALF_Y]= pAlfParamSet->isUniParam[ALF_Y]; |
|---|
| 534 | isUniParam[ALF_Cb]= pAlfParamSet->isUniParam[ALF_Cb]; |
|---|
| 535 | isUniParam[ALF_Cr]= pAlfParamSet->isUniParam[ALF_Cr]; |
|---|
| 536 | |
|---|
| 537 | |
|---|
| 538 | //alf_cb_enable_flag |
|---|
| 539 | m_pcEntropyCoderIf->codeAlfFlag(isEnabled[ALF_Cb]?1:0); |
|---|
| 540 | //alf_cr_enable_flag |
|---|
| 541 | m_pcEntropyCoderIf->codeAlfFlag(isEnabled[ALF_Cr]?1:0); |
|---|
| 542 | |
|---|
| 543 | for(Int compIdx = 0; compIdx< NUM_ALF_COMPONENT; compIdx++) |
|---|
| 544 | { |
|---|
| 545 | if(isEnabled[compIdx]) |
|---|
| 546 | { |
|---|
| 547 | //alf_one_{luma, cb, cr}_unit_per_slice_flag |
|---|
| 548 | m_pcEntropyCoderIf->codeAlfFlag(isUniParam[compIdx]?1:0); |
|---|
| 549 | } |
|---|
| 550 | } |
|---|
| 551 | if(bSentInAPS) |
|---|
| 552 | { |
|---|
| 553 | //alf_num_lcu_in_width_minus1 |
|---|
| 554 | m_pcEntropyCoderIf->codeAlfUvlc(pAlfParamSet->numLCUInWidth-1); |
|---|
| 555 | //alf_num_lcu_in_height_minus1 |
|---|
| 556 | m_pcEntropyCoderIf->codeAlfUvlc(pAlfParamSet->numLCUInHeight-1); |
|---|
| 557 | } |
|---|
| 558 | else //sent in slice header |
|---|
| 559 | { |
|---|
| 560 | //alf_num_lcu_in_slice_minus1 |
|---|
| 561 | m_pcEntropyCoderIf->codeAlfUvlc(pAlfParamSet->numLCU-1); |
|---|
| 562 | } |
|---|
| 563 | |
|---|
| 564 | |
|---|
| 565 | encodeAlfParamSet(pAlfParamSet, pAlfParamSet->numLCUInWidth, pAlfParamSet->numLCU, firstLCUAddr, alfAcrossSlice, 0, (Int)NUM_ALF_COMPONENT-1); |
|---|
| 566 | |
|---|
| 567 | } |
|---|
| 568 | |
|---|
| 569 | Bool TEncEntropy::getAlfRepeatRowFlag(Int compIdx, AlfParamSet* pAlfParamSet |
|---|
| 570 | , Int lcuIdxInSlice, Int lcuPos |
|---|
| 571 | , Int startlcuPosX, Int endlcuPosX |
|---|
| 572 | , Int numLCUInWidth |
|---|
| 573 | ) |
|---|
| 574 | { |
|---|
| 575 | assert(startlcuPosX == 0); //only the beginning of one LCU row needs to send repeat_row_flag |
|---|
| 576 | |
|---|
| 577 | Int len = endlcuPosX - startlcuPosX +1; |
|---|
| 578 | Bool isRepeatRow = true; |
|---|
| 579 | Int curPos; |
|---|
| 580 | |
|---|
| 581 | for(Int i= 0; i < len; i++) |
|---|
| 582 | { |
|---|
| 583 | curPos = lcuIdxInSlice +i; |
|---|
| 584 | AlfUnitParam& alfUnitParam = pAlfParamSet->alfUnitParam[compIdx][curPos]; |
|---|
| 585 | AlfUnitParam& alfUpUnitParam = pAlfParamSet->alfUnitParam[compIdx][curPos-numLCUInWidth]; |
|---|
| 586 | |
|---|
| 587 | if ( !(alfUnitParam == alfUpUnitParam) ) |
|---|
| 588 | { |
|---|
| 589 | isRepeatRow = false; |
|---|
| 590 | break; |
|---|
| 591 | } |
|---|
| 592 | } |
|---|
| 593 | |
|---|
| 594 | return isRepeatRow; |
|---|
| 595 | } |
|---|
| 596 | |
|---|
| 597 | |
|---|
| 598 | Int TEncEntropy::getAlfRun(Int compIdx, AlfParamSet* pAlfParamSet |
|---|
| 599 | , Int lcuIdxInSlice, Int lcuPos |
|---|
| 600 | , Int startlcuPosX, Int endlcuPosX |
|---|
| 601 | ) |
|---|
| 602 | { |
|---|
| 603 | Int alfRun = 0; |
|---|
| 604 | Int len = endlcuPosX - startlcuPosX +1; |
|---|
| 605 | AlfUnitParam& alfLeftUnitParam = pAlfParamSet->alfUnitParam[compIdx][lcuIdxInSlice]; |
|---|
| 606 | |
|---|
| 607 | |
|---|
| 608 | |
|---|
| 609 | for(Int i= 1; i < len; i++) |
|---|
| 610 | { |
|---|
| 611 | AlfUnitParam& alfUnitParam = pAlfParamSet->alfUnitParam[compIdx][lcuIdxInSlice+ i]; |
|---|
| 612 | |
|---|
| 613 | if (alfUnitParam == alfLeftUnitParam) |
|---|
| 614 | { |
|---|
| 615 | alfRun++; |
|---|
| 616 | } |
|---|
| 617 | else |
|---|
| 618 | { |
|---|
| 619 | break; |
|---|
| 620 | } |
|---|
| 621 | } |
|---|
| 622 | |
|---|
| 623 | return alfRun; |
|---|
| 624 | |
|---|
| 625 | } |
|---|
| 626 | |
|---|
| 627 | |
|---|
| 628 | |
|---|
| 629 | Void TEncEntropy::encodeAlfParamSet(AlfParamSet* pAlfParamSet, Int numLCUInWidth, Int numLCU, Int firstLCUAddr, Bool alfAcrossSlice, Int startCompIdx, Int endCompIdx) |
|---|
| 630 | { |
|---|
| 631 | Int endLCUY = (numLCU -1 + firstLCUAddr)/numLCUInWidth; |
|---|
| 632 | Int endLCUX = (numLCU -1 + firstLCUAddr)%numLCUInWidth; |
|---|
| 633 | |
|---|
| 634 | static Bool isRepeatedRow [NUM_ALF_COMPONENT]; |
|---|
| 635 | static Int numStoredFilters[NUM_ALF_COMPONENT]; |
|---|
| 636 | static Int* run [NUM_ALF_COMPONENT]; |
|---|
| 637 | |
|---|
| 638 | for(Int compIdx =startCompIdx; compIdx <= endCompIdx; compIdx++) |
|---|
| 639 | { |
|---|
| 640 | isRepeatedRow[compIdx] = false; |
|---|
| 641 | numStoredFilters[compIdx] = 0; |
|---|
| 642 | |
|---|
| 643 | run[compIdx] = new Int[numLCU+1]; |
|---|
| 644 | run[compIdx][0] = -1; |
|---|
| 645 | } |
|---|
| 646 | |
|---|
| 647 | Int ry, rx, addrUp, endrX, lcuPos; |
|---|
| 648 | |
|---|
| 649 | for(Int i=0; i< numLCU; i++) |
|---|
| 650 | { |
|---|
| 651 | lcuPos= firstLCUAddr+ i; |
|---|
| 652 | rx = lcuPos% numLCUInWidth; |
|---|
| 653 | ry = lcuPos/ numLCUInWidth; |
|---|
| 654 | endrX = ( ry == endLCUY)?( endLCUX ):(numLCUInWidth-1); |
|---|
| 655 | |
|---|
| 656 | for(Int compIdx =startCompIdx; compIdx <= endCompIdx; compIdx++) |
|---|
| 657 | { |
|---|
| 658 | AlfUnitParam& alfUnitParam = pAlfParamSet->alfUnitParam[compIdx][i]; |
|---|
| 659 | if(pAlfParamSet->isEnabled[compIdx]) |
|---|
| 660 | { |
|---|
| 661 | if(!pAlfParamSet->isUniParam[compIdx]) |
|---|
| 662 | { |
|---|
| 663 | addrUp = i-numLCUInWidth; |
|---|
| 664 | if(rx ==0 && addrUp >=0) |
|---|
| 665 | { |
|---|
| 666 | isRepeatedRow[compIdx] = getAlfRepeatRowFlag(compIdx, pAlfParamSet, i, lcuPos, rx, endrX, numLCUInWidth); |
|---|
| 667 | |
|---|
| 668 | //alf_repeat_row_flag |
|---|
| 669 | m_pcEntropyCoderIf->codeAlfFlag(isRepeatedRow[compIdx]?1:0); |
|---|
| 670 | } |
|---|
| 671 | |
|---|
| 672 | if(isRepeatedRow[compIdx]) |
|---|
| 673 | { |
|---|
| 674 | assert(addrUp >=0); |
|---|
| 675 | run[compIdx][i] = run[compIdx][addrUp]; |
|---|
| 676 | } |
|---|
| 677 | else |
|---|
| 678 | { |
|---|
| 679 | if(rx == 0 || run[compIdx][i] < 0) |
|---|
| 680 | { |
|---|
| 681 | run[compIdx][i] = getAlfRun(compIdx, pAlfParamSet, i, lcuPos, rx, endrX); |
|---|
| 682 | |
|---|
| 683 | if(addrUp < 0) |
|---|
| 684 | { |
|---|
| 685 | //alf_run_diff u(v) |
|---|
| 686 | encodeAlfFixedLengthRun(run[compIdx][i], rx, numLCUInWidth); |
|---|
| 687 | } |
|---|
| 688 | else |
|---|
| 689 | { |
|---|
| 690 | //alf_run_diff s(v) |
|---|
| 691 | m_pcEntropyCoderIf->codeAlfSvlc(run[compIdx][i]- run[compIdx][addrUp]); |
|---|
| 692 | |
|---|
| 693 | } |
|---|
| 694 | |
|---|
| 695 | if(ry > 0 && (addrUp >=0 || alfAcrossSlice)) |
|---|
| 696 | { |
|---|
| 697 | //alf_merge_up_flag |
|---|
| 698 | m_pcEntropyCoderIf->codeAlfFlag( (alfUnitParam.mergeType == ALF_MERGE_UP)?1:0 ); |
|---|
| 699 | } |
|---|
| 700 | |
|---|
| 701 | if(alfUnitParam.mergeType != ALF_MERGE_UP) |
|---|
| 702 | { |
|---|
| 703 | assert(alfUnitParam.mergeType == ALF_MERGE_DISABLED); |
|---|
| 704 | |
|---|
| 705 | //alf_lcu_enable_flag |
|---|
| 706 | m_pcEntropyCoderIf->codeAlfFlag(alfUnitParam.isEnabled ? 1 : 0); |
|---|
| 707 | |
|---|
| 708 | if(alfUnitParam.isEnabled) |
|---|
| 709 | { |
|---|
| 710 | if(numStoredFilters[compIdx] > 0) |
|---|
| 711 | { |
|---|
| 712 | //alf_new_filter_set_flag |
|---|
| 713 | m_pcEntropyCoderIf->codeAlfFlag(alfUnitParam.isNewFilt ? 1:0); |
|---|
| 714 | |
|---|
| 715 | if(!alfUnitParam.isNewFilt) |
|---|
| 716 | { |
|---|
| 717 | //alf_stored_filter_set_idx |
|---|
| 718 | encodeAlfStoredFilterSetIdx(alfUnitParam.storedFiltIdx, numStoredFilters[compIdx]); |
|---|
| 719 | |
|---|
| 720 | } |
|---|
| 721 | } |
|---|
| 722 | else |
|---|
| 723 | { |
|---|
| 724 | assert(alfUnitParam.isNewFilt); |
|---|
| 725 | } |
|---|
| 726 | |
|---|
| 727 | if(alfUnitParam.isNewFilt) |
|---|
| 728 | { |
|---|
| 729 | assert(alfUnitParam.alfFiltParam->alf_flag == 1); |
|---|
| 730 | encodeAlfParam(alfUnitParam.alfFiltParam); |
|---|
| 731 | numStoredFilters[compIdx]++; |
|---|
| 732 | } |
|---|
| 733 | } |
|---|
| 734 | |
|---|
| 735 | } |
|---|
| 736 | } |
|---|
| 737 | |
|---|
| 738 | run[compIdx][i+1] = run[compIdx][i] -1; |
|---|
| 739 | } |
|---|
| 740 | |
|---|
| 741 | } |
|---|
| 742 | else // uni-param |
|---|
| 743 | { |
|---|
| 744 | if(i == 0) |
|---|
| 745 | { |
|---|
| 746 | //alf_lcu_enable_flag |
|---|
| 747 | m_pcEntropyCoderIf->codeAlfFlag(alfUnitParam.isEnabled?1:0); |
|---|
| 748 | if(alfUnitParam.isEnabled) |
|---|
| 749 | { |
|---|
| 750 | encodeAlfParam(alfUnitParam.alfFiltParam); |
|---|
| 751 | } |
|---|
| 752 | } |
|---|
| 753 | } |
|---|
| 754 | } // component enabled/disable |
|---|
| 755 | } //comp |
|---|
| 756 | |
|---|
| 757 | } |
|---|
| 758 | |
|---|
| 759 | for(Int compIdx =startCompIdx; compIdx <= endCompIdx; compIdx++) |
|---|
| 760 | { |
|---|
| 761 | delete[] run[compIdx]; |
|---|
| 762 | } |
|---|
| 763 | |
|---|
| 764 | } |
|---|
| 765 | |
|---|
| 766 | |
|---|
| 767 | Void TEncEntropy::encodeAlfParam(ALFParam* pAlfParam) |
|---|
| 768 | { |
|---|
| 769 | const Int numCoeff = (Int)ALF_MAX_NUM_COEF; |
|---|
| 770 | |
|---|
| 771 | switch(pAlfParam->componentID) |
|---|
| 772 | { |
|---|
| 773 | case ALF_Cb: |
|---|
| 774 | case ALF_Cr: |
|---|
| 775 | { |
|---|
| 776 | for(Int pos=0; pos< numCoeff; pos++) |
|---|
| 777 | { |
|---|
| 778 | m_pcEntropyCoderIf->codeAlfSvlc( pAlfParam->coeffmulti[0][pos]); |
|---|
| 779 | |
|---|
| 780 | } |
|---|
| 781 | } |
|---|
| 782 | break; |
|---|
| 783 | case ALF_Y: |
|---|
| 784 | { |
|---|
| 785 | codeAux(pAlfParam); |
|---|
| 786 | codeFilt(pAlfParam); |
|---|
| 787 | } |
|---|
| 788 | break; |
|---|
| 789 | default: |
|---|
| 790 | { |
|---|
| 791 | printf("Not a legal component ID\n"); |
|---|
| 792 | assert(0); |
|---|
| 793 | exit(-1); |
|---|
| 794 | } |
|---|
| 795 | } |
|---|
| 796 | } |
|---|
| 797 | |
|---|
| 798 | Void TEncEntropy::encodeAlfCtrlFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD ) |
|---|
| 799 | { |
|---|
| 800 | if( bRD ) |
|---|
| 801 | { |
|---|
| 802 | uiAbsPartIdx = 0; |
|---|
| 803 | } |
|---|
| 804 | m_pcEntropyCoderIf->codeAlfCtrlFlag( pcCU, uiAbsPartIdx ); |
|---|
| 805 | } |
|---|
| 806 | |
|---|
| 807 | |
|---|
| 808 | /** Encode ALF CU control flag |
|---|
| 809 | * \param uiFlag ALF CU control flag: 0 or 1 |
|---|
| 810 | */ |
|---|
| 811 | Void TEncEntropy::encodeAlfCtrlFlag(UInt uiFlag) |
|---|
| 812 | { |
|---|
| 813 | assert(uiFlag == 0 || uiFlag == 1); |
|---|
| 814 | m_pcEntropyCoderIf->codeAlfCtrlFlag( uiFlag ); |
|---|
| 815 | } |
|---|
| 816 | |
|---|
| 817 | |
|---|
| 818 | /** Encode ALF CU control flag parameters |
|---|
| 819 | * \param pAlfParam ALF parameters |
|---|
| 820 | */ |
|---|
| 821 | Void TEncEntropy::encodeAlfCtrlParam(AlfCUCtrlInfo& cAlfParam, Int iNumCUsInPic) |
|---|
| 822 | { |
|---|
| 823 | // region control parameters for luma |
|---|
| 824 | m_pcEntropyCoderIf->codeAlfFlag(cAlfParam.cu_control_flag); |
|---|
| 825 | |
|---|
| 826 | if (cAlfParam.cu_control_flag == 0) |
|---|
| 827 | { |
|---|
| 828 | return; |
|---|
| 829 | } |
|---|
| 830 | |
|---|
| 831 | m_pcEntropyCoderIf->codeAlfCtrlDepth(); |
|---|
| 832 | |
|---|
| 833 | Int iSymbol = ((Int)cAlfParam.num_alf_cu_flag - iNumCUsInPic); |
|---|
| 834 | m_pcEntropyCoderIf->codeAlfSvlc(iSymbol); |
|---|
| 835 | |
|---|
| 836 | for(UInt i=0; i< cAlfParam.num_alf_cu_flag; i++) |
|---|
| 837 | { |
|---|
| 838 | m_pcEntropyCoderIf->codeAlfCtrlFlag( cAlfParam.alf_cu_flag[i] ); |
|---|
| 839 | } |
|---|
| 840 | } |
|---|
| 841 | |
|---|
| 842 | /** encode prediction mode |
|---|
| 843 | * \param pcCU |
|---|
| 844 | * \param uiAbsPartIdx |
|---|
| 845 | * \param bRD |
|---|
| 846 | * \returns Void |
|---|
| 847 | */ |
|---|
| 848 | Void TEncEntropy::encodePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD ) |
|---|
| 849 | { |
|---|
| 850 | if( bRD ) |
|---|
| 851 | { |
|---|
| 852 | uiAbsPartIdx = 0; |
|---|
| 853 | } |
|---|
| 854 | if( !bRD ) |
|---|
| 855 | { |
|---|
| 856 | if( pcCU->getLastCUSucIPCMFlag() && pcCU->getIPCMFlag(uiAbsPartIdx) ) |
|---|
| 857 | { |
|---|
| 858 | return; |
|---|
| 859 | } |
|---|
| 860 | } |
|---|
| 861 | |
|---|
| 862 | #if !RWTH_SDC_DLT_B0036 |
|---|
| 863 | if ( pcCU->getSlice()->isIntra() ) |
|---|
| 864 | { |
|---|
| 865 | return; |
|---|
| 866 | } |
|---|
| 867 | #endif |
|---|
| 868 | |
|---|
| 869 | m_pcEntropyCoderIf->codePredMode( pcCU, uiAbsPartIdx ); |
|---|
| 870 | |
|---|
| 871 | #if RWTH_SDC_DLT_B0036 |
|---|
| 872 | // if B-Slice, code SDC flag later |
|---|
| 873 | if( !pcCU->getSlice()->isInterB() && pcCU->getSlice()->getSPS()->isDepth() && pcCU->isIntra(uiAbsPartIdx) ) |
|---|
| 874 | { |
|---|
| 875 | // encode SDC flag |
|---|
| 876 | encodeSDCFlag(pcCU, uiAbsPartIdx, bRD); |
|---|
| 877 | } |
|---|
| 878 | #endif |
|---|
| 879 | } |
|---|
| 880 | |
|---|
| 881 | // Split mode |
|---|
| 882 | Void TEncEntropy::encodeSplitFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, Bool bRD ) |
|---|
| 883 | { |
|---|
| 884 | if( bRD ) |
|---|
| 885 | { |
|---|
| 886 | uiAbsPartIdx = 0; |
|---|
| 887 | } |
|---|
| 888 | if( !bRD ) |
|---|
| 889 | { |
|---|
| 890 | if( pcCU->getLastCUSucIPCMFlag() && pcCU->getIPCMFlag(uiAbsPartIdx) ) |
|---|
| 891 | { |
|---|
| 892 | return; |
|---|
| 893 | } |
|---|
| 894 | } |
|---|
| 895 | |
|---|
| 896 | m_pcEntropyCoderIf->codeSplitFlag( pcCU, uiAbsPartIdx, uiDepth ); |
|---|
| 897 | } |
|---|
| 898 | |
|---|
| 899 | /** encode partition size |
|---|
| 900 | * \param pcCU |
|---|
| 901 | * \param uiAbsPartIdx |
|---|
| 902 | * \param uiDepth |
|---|
| 903 | * \param bRD |
|---|
| 904 | * \returns Void |
|---|
| 905 | */ |
|---|
| 906 | Void TEncEntropy::encodePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, Bool bRD ) |
|---|
| 907 | { |
|---|
| 908 | if( bRD ) |
|---|
| 909 | { |
|---|
| 910 | uiAbsPartIdx = 0; |
|---|
| 911 | } |
|---|
| 912 | if( !bRD ) |
|---|
| 913 | { |
|---|
| 914 | if( pcCU->getLastCUSucIPCMFlag() && pcCU->getIPCMFlag(uiAbsPartIdx) ) |
|---|
| 915 | { |
|---|
| 916 | return; |
|---|
| 917 | } |
|---|
| 918 | } |
|---|
| 919 | #if RWTH_SDC_DLT_B0036 |
|---|
| 920 | if( !pcCU->getSlice()->isInterB() && pcCU->isIntra(uiAbsPartIdx) && pcCU->getSDCFlag(uiAbsPartIdx) ) |
|---|
| 921 | { |
|---|
| 922 | assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N ); |
|---|
| 923 | return; |
|---|
| 924 | } |
|---|
| 925 | #endif |
|---|
| 926 | |
|---|
| 927 | m_pcEntropyCoderIf->codePartSize( pcCU, uiAbsPartIdx, uiDepth ); |
|---|
| 928 | |
|---|
| 929 | #if RWTH_SDC_DLT_B0036 |
|---|
| 930 | // code SDC flag now! |
|---|
| 931 | if( pcCU->getSlice()->isInterB() && pcCU->isIntra(uiAbsPartIdx) && pcCU->getSlice()->getSPS()->isDepth() ) |
|---|
| 932 | { |
|---|
| 933 | // encode SDC flag |
|---|
| 934 | encodeSDCFlag(pcCU, uiAbsPartIdx, bRD); |
|---|
| 935 | |
|---|
| 936 | if( pcCU->getSDCFlag(uiAbsPartIdx) ) |
|---|
| 937 | { |
|---|
| 938 | // part size is also known for SDC intra |
|---|
| 939 | assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N ); |
|---|
| 940 | } |
|---|
| 941 | } |
|---|
| 942 | #endif |
|---|
| 943 | } |
|---|
| 944 | |
|---|
| 945 | /** Encode I_PCM information. |
|---|
| 946 | * \param pcCU pointer to CU |
|---|
| 947 | * \param uiAbsPartIdx CU index |
|---|
| 948 | * \param bRD flag indicating estimation or encoding |
|---|
| 949 | * \returns Void |
|---|
| 950 | */ |
|---|
| 951 | Void TEncEntropy::encodeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD ) |
|---|
| 952 | { |
|---|
| 953 | if(!pcCU->getSlice()->getSPS()->getUsePCM() |
|---|
| 954 | || pcCU->getWidth(uiAbsPartIdx) > (1<<pcCU->getSlice()->getSPS()->getPCMLog2MaxSize()) |
|---|
| 955 | || pcCU->getWidth(uiAbsPartIdx) < (1<<pcCU->getSlice()->getSPS()->getPCMLog2MinSize())) |
|---|
| 956 | { |
|---|
| 957 | return; |
|---|
| 958 | } |
|---|
| 959 | |
|---|
| 960 | #if RWTH_SDC_DLT_B0036 |
|---|
| 961 | if( pcCU->getSDCFlag(uiAbsPartIdx) ) |
|---|
| 962 | { |
|---|
| 963 | return; |
|---|
| 964 | } |
|---|
| 965 | #endif |
|---|
| 966 | |
|---|
| 967 | if( bRD ) |
|---|
| 968 | { |
|---|
| 969 | uiAbsPartIdx = 0; |
|---|
| 970 | } |
|---|
| 971 | |
|---|
| 972 | Int numIPCM = 0; |
|---|
| 973 | Bool firstIPCMFlag = false; |
|---|
| 974 | |
|---|
| 975 | if( pcCU->getIPCMFlag(uiAbsPartIdx) ) |
|---|
| 976 | { |
|---|
| 977 | numIPCM = 1; |
|---|
| 978 | firstIPCMFlag = true; |
|---|
| 979 | |
|---|
| 980 | if( !bRD ) |
|---|
| 981 | { |
|---|
| 982 | numIPCM = pcCU->getNumSucIPCM(); |
|---|
| 983 | firstIPCMFlag = !pcCU->getLastCUSucIPCMFlag(); |
|---|
| 984 | } |
|---|
| 985 | } |
|---|
| 986 | m_pcEntropyCoderIf->codeIPCMInfo ( pcCU, uiAbsPartIdx, numIPCM, firstIPCMFlag); |
|---|
| 987 | |
|---|
| 988 | } |
|---|
| 989 | |
|---|
| 990 | Void TEncEntropy::xEncodeTransform( TComDataCU* pcCU,UInt offsetLuma, UInt offsetChroma, UInt uiAbsPartIdx, UInt absTUPartIdx, UInt uiDepth, UInt width, UInt height, UInt uiTrIdx, UInt uiInnerQuadIdx, UInt& uiYCbfFront3, UInt& uiUCbfFront3, UInt& uiVCbfFront3, Bool& bCodeDQP ) |
|---|
| 991 | { |
|---|
| 992 | const UInt uiSubdiv = pcCU->getTransformIdx( uiAbsPartIdx ) + pcCU->getDepth( uiAbsPartIdx ) > uiDepth; |
|---|
| 993 | const UInt uiLog2TrafoSize = g_aucConvertToBit[pcCU->getSlice()->getSPS()->getMaxCUWidth()]+2 - uiDepth; |
|---|
| 994 | UInt cbfY = pcCU->getCbf( uiAbsPartIdx, TEXT_LUMA , uiTrIdx ); |
|---|
| 995 | UInt cbfU = pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, uiTrIdx ); |
|---|
| 996 | UInt cbfV = pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, uiTrIdx ); |
|---|
| 997 | |
|---|
| 998 | if(uiTrIdx==0) |
|---|
| 999 | { |
|---|
| 1000 | m_bakAbsPartIdxCU = uiAbsPartIdx; |
|---|
| 1001 | } |
|---|
| 1002 | if( uiLog2TrafoSize == 2 ) |
|---|
| 1003 | { |
|---|
| 1004 | UInt partNum = pcCU->getPic()->getNumPartInCU() >> ( ( uiDepth - 1 ) << 1 ); |
|---|
| 1005 | if( ( uiAbsPartIdx % partNum ) == 0 ) |
|---|
| 1006 | { |
|---|
| 1007 | m_uiBakAbsPartIdx = uiAbsPartIdx; |
|---|
| 1008 | m_uiBakChromaOffset = offsetChroma; |
|---|
| 1009 | } |
|---|
| 1010 | else if( ( uiAbsPartIdx % partNum ) == (partNum - 1) ) |
|---|
| 1011 | { |
|---|
| 1012 | cbfU = pcCU->getCbf( m_uiBakAbsPartIdx, TEXT_CHROMA_U, uiTrIdx ); |
|---|
| 1013 | cbfV = pcCU->getCbf( m_uiBakAbsPartIdx, TEXT_CHROMA_V, uiTrIdx ); |
|---|
| 1014 | } |
|---|
| 1015 | } |
|---|
| 1016 | {//CABAC |
|---|
| 1017 | if( pcCU->getPredictionMode(uiAbsPartIdx) == MODE_INTRA && pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_NxN && uiDepth == pcCU->getDepth(uiAbsPartIdx) ) |
|---|
| 1018 | { |
|---|
| 1019 | assert( uiSubdiv ); |
|---|
| 1020 | } |
|---|
| 1021 | else if( pcCU->getPredictionMode(uiAbsPartIdx) == MODE_INTER && (pcCU->getPartitionSize(uiAbsPartIdx) != SIZE_2Nx2N) && uiDepth == pcCU->getDepth(uiAbsPartIdx) && (pcCU->getSlice()->getSPS()->getQuadtreeTUMaxDepthInter() == 1) ) |
|---|
| 1022 | { |
|---|
| 1023 | if ( uiLog2TrafoSize > pcCU->getQuadtreeTULog2MinSizeInCU(uiAbsPartIdx) ) |
|---|
| 1024 | { |
|---|
| 1025 | assert( uiSubdiv ); |
|---|
| 1026 | } |
|---|
| 1027 | else |
|---|
| 1028 | { |
|---|
| 1029 | assert(!uiSubdiv ); |
|---|
| 1030 | } |
|---|
| 1031 | } |
|---|
| 1032 | else if( uiLog2TrafoSize > pcCU->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() ) |
|---|
| 1033 | { |
|---|
| 1034 | assert( uiSubdiv ); |
|---|
| 1035 | } |
|---|
| 1036 | else if( uiLog2TrafoSize == pcCU->getSlice()->getSPS()->getQuadtreeTULog2MinSize() ) |
|---|
| 1037 | { |
|---|
| 1038 | assert( !uiSubdiv ); |
|---|
| 1039 | } |
|---|
| 1040 | else if( uiLog2TrafoSize == pcCU->getQuadtreeTULog2MinSizeInCU(uiAbsPartIdx) ) |
|---|
| 1041 | { |
|---|
| 1042 | assert( !uiSubdiv ); |
|---|
| 1043 | } |
|---|
| 1044 | else |
|---|
| 1045 | { |
|---|
| 1046 | assert( uiLog2TrafoSize > pcCU->getQuadtreeTULog2MinSizeInCU(uiAbsPartIdx) ); |
|---|
| 1047 | m_pcEntropyCoderIf->codeTransformSubdivFlag( uiSubdiv, uiDepth ); |
|---|
| 1048 | } |
|---|
| 1049 | } |
|---|
| 1050 | |
|---|
| 1051 | { |
|---|
| 1052 | if( uiLog2TrafoSize <= pcCU->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() ) |
|---|
| 1053 | { |
|---|
| 1054 | const UInt uiTrDepthCurr = uiDepth - pcCU->getDepth( uiAbsPartIdx ); |
|---|
| 1055 | const Bool bFirstCbfOfCU = uiLog2TrafoSize == pcCU->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() || uiTrDepthCurr == 0; |
|---|
| 1056 | if( bFirstCbfOfCU || uiLog2TrafoSize > 2 ) |
|---|
| 1057 | { |
|---|
| 1058 | if( bFirstCbfOfCU || pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, uiTrDepthCurr - 1 ) ) |
|---|
| 1059 | { |
|---|
| 1060 | if ( uiInnerQuadIdx == 3 && uiUCbfFront3 == 0 && uiLog2TrafoSize < pcCU->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() ) |
|---|
| 1061 | { |
|---|
| 1062 | uiUCbfFront3++; |
|---|
| 1063 | } |
|---|
| 1064 | else |
|---|
| 1065 | { |
|---|
| 1066 | m_pcEntropyCoderIf->codeQtCbf( pcCU, uiAbsPartIdx, TEXT_CHROMA_U, uiTrDepthCurr ); |
|---|
| 1067 | uiUCbfFront3 += pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, uiTrDepthCurr ); |
|---|
| 1068 | } |
|---|
| 1069 | } |
|---|
| 1070 | if( bFirstCbfOfCU || pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, uiTrDepthCurr - 1 ) ) |
|---|
| 1071 | { |
|---|
| 1072 | if ( uiInnerQuadIdx == 3 && uiVCbfFront3 == 0 && uiLog2TrafoSize < pcCU->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() ) |
|---|
| 1073 | { |
|---|
| 1074 | uiVCbfFront3++; |
|---|
| 1075 | } |
|---|
| 1076 | else |
|---|
| 1077 | { |
|---|
| 1078 | m_pcEntropyCoderIf->codeQtCbf( pcCU, uiAbsPartIdx, TEXT_CHROMA_V, uiTrDepthCurr ); |
|---|
| 1079 | uiVCbfFront3 += pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, uiTrDepthCurr ); |
|---|
| 1080 | } |
|---|
| 1081 | } |
|---|
| 1082 | } |
|---|
| 1083 | else if( uiLog2TrafoSize == 2 ) |
|---|
| 1084 | { |
|---|
| 1085 | assert( pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, uiTrDepthCurr ) == pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, uiTrDepthCurr - 1 ) ); |
|---|
| 1086 | assert( pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, uiTrDepthCurr ) == pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, uiTrDepthCurr - 1 ) ); |
|---|
| 1087 | |
|---|
| 1088 | uiUCbfFront3 += pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, uiTrDepthCurr ); |
|---|
| 1089 | uiVCbfFront3 += pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, uiTrDepthCurr ); |
|---|
| 1090 | } |
|---|
| 1091 | } |
|---|
| 1092 | |
|---|
| 1093 | if( uiSubdiv ) |
|---|
| 1094 | { |
|---|
| 1095 | UInt size; |
|---|
| 1096 | width >>= 1; |
|---|
| 1097 | height >>= 1; |
|---|
| 1098 | size = width*height; |
|---|
| 1099 | uiTrIdx++; |
|---|
| 1100 | ++uiDepth; |
|---|
| 1101 | const UInt partNum = pcCU->getPic()->getNumPartInCU() >> (uiDepth << 1); |
|---|
| 1102 | |
|---|
| 1103 | UInt uiCurrentCbfY = 0; |
|---|
| 1104 | UInt uiCurrentCbfU = 0; |
|---|
| 1105 | UInt uiCurrentCbfV = 0; |
|---|
| 1106 | |
|---|
| 1107 | UInt nsAddr = 0; |
|---|
| 1108 | nsAddr = pcCU->getNSAbsPartIdx( uiLog2TrafoSize-1, uiAbsPartIdx, absTUPartIdx, 0, uiDepth - pcCU->getDepth( uiAbsPartIdx ) ); |
|---|
| 1109 | xEncodeTransform( pcCU, offsetLuma, offsetChroma, uiAbsPartIdx, nsAddr, uiDepth, width, height, uiTrIdx, 0, uiCurrentCbfY, uiCurrentCbfU, uiCurrentCbfV, bCodeDQP ); |
|---|
| 1110 | |
|---|
| 1111 | uiAbsPartIdx += partNum; offsetLuma += size; offsetChroma += (size>>2); |
|---|
| 1112 | nsAddr = pcCU->getNSAbsPartIdx( uiLog2TrafoSize-1, uiAbsPartIdx, absTUPartIdx, 1, uiDepth - pcCU->getDepth( uiAbsPartIdx ) ); |
|---|
| 1113 | xEncodeTransform( pcCU, offsetLuma, offsetChroma, uiAbsPartIdx, nsAddr, uiDepth, width, height, uiTrIdx, 1, uiCurrentCbfY, uiCurrentCbfU, uiCurrentCbfV, bCodeDQP ); |
|---|
| 1114 | |
|---|
| 1115 | uiAbsPartIdx += partNum; offsetLuma += size; offsetChroma += (size>>2); |
|---|
| 1116 | nsAddr = pcCU->getNSAbsPartIdx( uiLog2TrafoSize-1, uiAbsPartIdx, absTUPartIdx, 2, uiDepth - pcCU->getDepth( uiAbsPartIdx ) ); |
|---|
| 1117 | xEncodeTransform( pcCU, offsetLuma, offsetChroma, uiAbsPartIdx, nsAddr, uiDepth, width, height, uiTrIdx, 2, uiCurrentCbfY, uiCurrentCbfU, uiCurrentCbfV, bCodeDQP ); |
|---|
| 1118 | |
|---|
| 1119 | uiAbsPartIdx += partNum; offsetLuma += size; offsetChroma += (size>>2); |
|---|
| 1120 | nsAddr = pcCU->getNSAbsPartIdx( uiLog2TrafoSize-1, uiAbsPartIdx, absTUPartIdx, 3, uiDepth - pcCU->getDepth( uiAbsPartIdx ) ); |
|---|
| 1121 | xEncodeTransform( pcCU, offsetLuma, offsetChroma, uiAbsPartIdx, nsAddr, uiDepth, width, height, uiTrIdx, 3, uiCurrentCbfY, uiCurrentCbfU, uiCurrentCbfV, bCodeDQP ); |
|---|
| 1122 | |
|---|
| 1123 | uiYCbfFront3 += uiCurrentCbfY; |
|---|
| 1124 | uiUCbfFront3 += uiCurrentCbfU; |
|---|
| 1125 | uiVCbfFront3 += uiCurrentCbfV; |
|---|
| 1126 | } |
|---|
| 1127 | else |
|---|
| 1128 | { |
|---|
| 1129 | { |
|---|
| 1130 | DTRACE_CABAC_VL( g_nSymbolCounter++ ); |
|---|
| 1131 | DTRACE_CABAC_T( "\tTrIdx: abspart=" ); |
|---|
| 1132 | DTRACE_CABAC_V( uiAbsPartIdx ); |
|---|
| 1133 | DTRACE_CABAC_T( "\tdepth=" ); |
|---|
| 1134 | DTRACE_CABAC_V( uiDepth ); |
|---|
| 1135 | DTRACE_CABAC_T( "\ttrdepth=" ); |
|---|
| 1136 | DTRACE_CABAC_V( pcCU->getTransformIdx( uiAbsPartIdx ) ); |
|---|
| 1137 | DTRACE_CABAC_T( "\n" ); |
|---|
| 1138 | } |
|---|
| 1139 | UInt uiLumaTrMode, uiChromaTrMode; |
|---|
| 1140 | pcCU->convertTransIdx( uiAbsPartIdx, pcCU->getTransformIdx( uiAbsPartIdx ), uiLumaTrMode, uiChromaTrMode ); |
|---|
| 1141 | if(pcCU->getPredictionMode( uiAbsPartIdx ) == MODE_INTER && pcCU->useNonSquarePU( uiAbsPartIdx ) ) |
|---|
| 1142 | { |
|---|
| 1143 | pcCU->setNSQTIdxSubParts( uiLog2TrafoSize, uiAbsPartIdx, absTUPartIdx, uiLumaTrMode ); |
|---|
| 1144 | } |
|---|
| 1145 | if( pcCU->getPredictionMode(uiAbsPartIdx) != MODE_INTRA && uiDepth == pcCU->getDepth( uiAbsPartIdx ) && !pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, 0 ) && !pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, 0 ) ) |
|---|
| 1146 | { |
|---|
| 1147 | assert( pcCU->getCbf( uiAbsPartIdx, TEXT_LUMA, 0 ) ); |
|---|
| 1148 | // printf( "saved one bin! " ); |
|---|
| 1149 | } |
|---|
| 1150 | else |
|---|
| 1151 | { |
|---|
| 1152 | const UInt uiLog2CUSize = g_aucConvertToBit[pcCU->getSlice()->getSPS()->getMaxCUWidth()] + 2 - pcCU->getDepth( uiAbsPartIdx ); |
|---|
| 1153 | if ( pcCU->getPredictionMode( uiAbsPartIdx ) != MODE_INTRA && uiInnerQuadIdx == 3 && uiYCbfFront3 == 0 && uiUCbfFront3 == 0 && uiVCbfFront3 == 0 |
|---|
| 1154 | && ( uiLog2CUSize <= pcCU->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() + 1 || uiLog2TrafoSize < pcCU->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() ) ) |
|---|
| 1155 | { |
|---|
| 1156 | uiYCbfFront3++; |
|---|
| 1157 | } |
|---|
| 1158 | else |
|---|
| 1159 | { |
|---|
| 1160 | m_pcEntropyCoderIf->codeQtCbf( pcCU, uiAbsPartIdx, TEXT_LUMA, uiLumaTrMode ); |
|---|
| 1161 | uiYCbfFront3 += pcCU->getCbf( uiAbsPartIdx, TEXT_LUMA, uiLumaTrMode ); |
|---|
| 1162 | } |
|---|
| 1163 | } |
|---|
| 1164 | |
|---|
| 1165 | if ( cbfY || cbfU || cbfV ) |
|---|
| 1166 | { |
|---|
| 1167 | // dQP: only for LCU once |
|---|
| 1168 | if ( pcCU->getSlice()->getPPS()->getUseDQP() ) |
|---|
| 1169 | { |
|---|
| 1170 | if ( bCodeDQP ) |
|---|
| 1171 | { |
|---|
| 1172 | encodeQP( pcCU, m_bakAbsPartIdxCU ); |
|---|
| 1173 | bCodeDQP = false; |
|---|
| 1174 | } |
|---|
| 1175 | } |
|---|
| 1176 | } |
|---|
| 1177 | if( cbfY ) |
|---|
| 1178 | { |
|---|
| 1179 | Int trWidth = width; |
|---|
| 1180 | Int trHeight = height; |
|---|
| 1181 | pcCU->getNSQTSize( uiTrIdx, uiAbsPartIdx, trWidth, trHeight ); |
|---|
| 1182 | m_pcEntropyCoderIf->codeCoeffNxN( pcCU, (pcCU->getCoeffY()+offsetLuma), uiAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_LUMA ); |
|---|
| 1183 | } |
|---|
| 1184 | if( uiLog2TrafoSize > 2 ) |
|---|
| 1185 | { |
|---|
| 1186 | Int trWidth = width >> 1; |
|---|
| 1187 | Int trHeight = height >> 1; |
|---|
| 1188 | pcCU->getNSQTSize( uiTrIdx, uiAbsPartIdx, trWidth, trHeight ); |
|---|
| 1189 | if( cbfU ) |
|---|
| 1190 | { |
|---|
| 1191 | m_pcEntropyCoderIf->codeCoeffNxN( pcCU, (pcCU->getCoeffCb()+offsetChroma), uiAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_CHROMA_U ); |
|---|
| 1192 | } |
|---|
| 1193 | if( cbfV ) |
|---|
| 1194 | { |
|---|
| 1195 | m_pcEntropyCoderIf->codeCoeffNxN( pcCU, (pcCU->getCoeffCr()+offsetChroma), uiAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_CHROMA_V ); |
|---|
| 1196 | } |
|---|
| 1197 | } |
|---|
| 1198 | else |
|---|
| 1199 | { |
|---|
| 1200 | UInt partNum = pcCU->getPic()->getNumPartInCU() >> ( ( uiDepth - 1 ) << 1 ); |
|---|
| 1201 | if( ( uiAbsPartIdx % partNum ) == (partNum - 1) ) |
|---|
| 1202 | { |
|---|
| 1203 | Int trWidth = width; |
|---|
| 1204 | Int trHeight = height; |
|---|
| 1205 | pcCU->getNSQTSize( uiTrIdx - 1, uiAbsPartIdx, trWidth, trHeight ); |
|---|
| 1206 | if( cbfU ) |
|---|
| 1207 | { |
|---|
| 1208 | m_pcEntropyCoderIf->codeCoeffNxN( pcCU, (pcCU->getCoeffCb()+m_uiBakChromaOffset), m_uiBakAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_CHROMA_U ); |
|---|
| 1209 | } |
|---|
| 1210 | if( cbfV ) |
|---|
| 1211 | { |
|---|
| 1212 | m_pcEntropyCoderIf->codeCoeffNxN( pcCU, (pcCU->getCoeffCr()+m_uiBakChromaOffset), m_uiBakAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_CHROMA_V ); |
|---|
| 1213 | } |
|---|
| 1214 | } |
|---|
| 1215 | } |
|---|
| 1216 | } |
|---|
| 1217 | } |
|---|
| 1218 | } |
|---|
| 1219 | |
|---|
| 1220 | |
|---|
| 1221 | // Intra direction for Luma |
|---|
| 1222 | Void TEncEntropy::encodeIntraDirModeLuma ( TComDataCU* pcCU, UInt uiAbsPartIdx ) |
|---|
| 1223 | { |
|---|
| 1224 | m_pcEntropyCoderIf->codeIntraDirLumaAng( pcCU, uiAbsPartIdx ); |
|---|
| 1225 | } |
|---|
| 1226 | |
|---|
| 1227 | // Intra direction for Chroma |
|---|
| 1228 | Void TEncEntropy::encodeIntraDirModeChroma( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD ) |
|---|
| 1229 | { |
|---|
| 1230 | if( bRD ) |
|---|
| 1231 | { |
|---|
| 1232 | uiAbsPartIdx = 0; |
|---|
| 1233 | } |
|---|
| 1234 | |
|---|
| 1235 | m_pcEntropyCoderIf->codeIntraDirChroma( pcCU, uiAbsPartIdx ); |
|---|
| 1236 | } |
|---|
| 1237 | |
|---|
| 1238 | Void TEncEntropy::encodePredInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD ) |
|---|
| 1239 | { |
|---|
| 1240 | if( bRD ) |
|---|
| 1241 | { |
|---|
| 1242 | uiAbsPartIdx = 0; |
|---|
| 1243 | } |
|---|
| 1244 | |
|---|
| 1245 | #if RWTH_SDC_DLT_B0036 |
|---|
| 1246 | if( pcCU->getSDCFlag(uiAbsPartIdx) ) |
|---|
| 1247 | { |
|---|
| 1248 | encodeSDCPredMode(pcCU, uiAbsPartIdx, bRD); |
|---|
| 1249 | return; |
|---|
| 1250 | } |
|---|
| 1251 | #endif |
|---|
| 1252 | |
|---|
| 1253 | PartSize eSize = pcCU->getPartitionSize( uiAbsPartIdx ); |
|---|
| 1254 | |
|---|
| 1255 | if( pcCU->isIntra( uiAbsPartIdx ) ) // If it is Intra mode, encode intra prediction mode. |
|---|
| 1256 | { |
|---|
| 1257 | if( eSize == SIZE_NxN ) // if it is NxN size, encode 4 intra directions. |
|---|
| 1258 | { |
|---|
| 1259 | UInt uiPartOffset = ( pcCU->getPic()->getNumPartInCU() >> ( pcCU->getDepth(uiAbsPartIdx) << 1 ) ) >> 2; |
|---|
| 1260 | // if it is NxN size, this size might be the smallest partition size. |
|---|
| 1261 | encodeIntraDirModeLuma( pcCU, uiAbsPartIdx ); |
|---|
| 1262 | encodeIntraDirModeLuma( pcCU, uiAbsPartIdx + uiPartOffset ); |
|---|
| 1263 | encodeIntraDirModeLuma( pcCU, uiAbsPartIdx + uiPartOffset*2 ); |
|---|
| 1264 | encodeIntraDirModeLuma( pcCU, uiAbsPartIdx + uiPartOffset*3 ); |
|---|
| 1265 | encodeIntraDirModeChroma( pcCU, uiAbsPartIdx, bRD ); |
|---|
| 1266 | } |
|---|
| 1267 | else // if it is not NxN size, encode 1 intra directions |
|---|
| 1268 | { |
|---|
| 1269 | encodeIntraDirModeLuma ( pcCU, uiAbsPartIdx ); |
|---|
| 1270 | encodeIntraDirModeChroma( pcCU, uiAbsPartIdx, bRD ); |
|---|
| 1271 | } |
|---|
| 1272 | } |
|---|
| 1273 | else // if it is Inter mode, encode motion vector and reference index |
|---|
| 1274 | { |
|---|
| 1275 | encodePUWise( pcCU, uiAbsPartIdx, bRD ); |
|---|
| 1276 | #if QC_ARP_D0177 |
|---|
| 1277 | encodeARPW( pcCU , uiAbsPartIdx , bRD ); |
|---|
| 1278 | #endif |
|---|
| 1279 | } |
|---|
| 1280 | } |
|---|
| 1281 | |
|---|
| 1282 | /** encode motion information for every PU block |
|---|
| 1283 | * \param pcCU |
|---|
| 1284 | * \param uiAbsPartIdx |
|---|
| 1285 | * \param bRD |
|---|
| 1286 | * \returns Void |
|---|
| 1287 | */ |
|---|
| 1288 | Void TEncEntropy::encodePUWise( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD ) |
|---|
| 1289 | { |
|---|
| 1290 | if ( bRD ) |
|---|
| 1291 | { |
|---|
| 1292 | uiAbsPartIdx = 0; |
|---|
| 1293 | } |
|---|
| 1294 | |
|---|
| 1295 | PartSize ePartSize = pcCU->getPartitionSize( uiAbsPartIdx ); |
|---|
| 1296 | UInt uiNumPU = ( ePartSize == SIZE_2Nx2N ? 1 : ( ePartSize == SIZE_NxN ? 4 : 2 ) ); |
|---|
| 1297 | UInt uiDepth = pcCU->getDepth( uiAbsPartIdx ); |
|---|
| 1298 | UInt uiPUOffset = ( g_auiPUOffset[UInt( ePartSize )] << ( ( pcCU->getSlice()->getSPS()->getMaxCUDepth() - uiDepth ) << 1 ) ) >> 4; |
|---|
| 1299 | |
|---|
| 1300 | for ( UInt uiPartIdx = 0, uiSubPartIdx = uiAbsPartIdx; uiPartIdx < uiNumPU; uiPartIdx++, uiSubPartIdx += uiPUOffset ) |
|---|
| 1301 | { |
|---|
| 1302 | encodeMergeFlag( pcCU, uiSubPartIdx, uiPartIdx ); |
|---|
| 1303 | if ( pcCU->getMergeFlag( uiSubPartIdx ) ) |
|---|
| 1304 | { |
|---|
| 1305 | encodeMergeIndex( pcCU, uiSubPartIdx, uiPartIdx ); |
|---|
| 1306 | } |
|---|
| 1307 | else |
|---|
| 1308 | { |
|---|
| 1309 | encodeInterDirPU( pcCU, uiSubPartIdx ); |
|---|
| 1310 | for ( UInt uiRefListIdx = 0; uiRefListIdx < 2; uiRefListIdx++ ) |
|---|
| 1311 | { |
|---|
| 1312 | if ( pcCU->getSlice()->getNumRefIdx( RefPicList( uiRefListIdx ) ) > 0 ) |
|---|
| 1313 | { |
|---|
| 1314 | encodeRefFrmIdxPU ( pcCU, uiSubPartIdx, RefPicList( uiRefListIdx ) ); |
|---|
| 1315 | encodeMvdPU ( pcCU, uiSubPartIdx, RefPicList( uiRefListIdx ) ); |
|---|
| 1316 | encodeMVPIdxPU ( pcCU, uiSubPartIdx, RefPicList( uiRefListIdx ) ); |
|---|
| 1317 | } |
|---|
| 1318 | } |
|---|
| 1319 | } |
|---|
| 1320 | } |
|---|
| 1321 | |
|---|
| 1322 | return; |
|---|
| 1323 | } |
|---|
| 1324 | |
|---|
| 1325 | Void TEncEntropy::encodeInterDirPU( TComDataCU* pcCU, UInt uiAbsPartIdx ) |
|---|
| 1326 | { |
|---|
| 1327 | if ( !pcCU->getSlice()->isInterB() ) |
|---|
| 1328 | { |
|---|
| 1329 | return; |
|---|
| 1330 | } |
|---|
| 1331 | |
|---|
| 1332 | m_pcEntropyCoderIf->codeInterDir( pcCU, uiAbsPartIdx ); |
|---|
| 1333 | return; |
|---|
| 1334 | } |
|---|
| 1335 | |
|---|
| 1336 | /** encode reference frame index for a PU block |
|---|
| 1337 | * \param pcCU |
|---|
| 1338 | * \param uiAbsPartIdx |
|---|
| 1339 | * \param eRefList |
|---|
| 1340 | * \returns Void |
|---|
| 1341 | */ |
|---|
| 1342 | Void TEncEntropy::encodeRefFrmIdxPU( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList ) |
|---|
| 1343 | { |
|---|
| 1344 | assert( !pcCU->isIntra( uiAbsPartIdx ) ); |
|---|
| 1345 | |
|---|
| 1346 | if(pcCU->getSlice()->getNumRefIdx(REF_PIC_LIST_C)>0 && pcCU->getInterDir( uiAbsPartIdx ) != 3) |
|---|
| 1347 | { |
|---|
| 1348 | if ((eRefList== REF_PIC_LIST_1) || ( pcCU->getSlice()->getNumRefIdx( REF_PIC_LIST_C ) == 1 ) ) |
|---|
| 1349 | { |
|---|
| 1350 | return; |
|---|
| 1351 | } |
|---|
| 1352 | |
|---|
| 1353 | if ( pcCU->getSlice()->getNumRefIdx ( REF_PIC_LIST_C ) > 1 ) |
|---|
| 1354 | { |
|---|
| 1355 | m_pcEntropyCoderIf->codeRefFrmIdx( pcCU, uiAbsPartIdx, RefPicList(pcCU->getInterDir( uiAbsPartIdx )-1) ); |
|---|
| 1356 | } |
|---|
| 1357 | |
|---|
| 1358 | } |
|---|
| 1359 | else |
|---|
| 1360 | { |
|---|
| 1361 | if ( ( pcCU->getSlice()->getNumRefIdx( eRefList ) == 1 ) ) |
|---|
| 1362 | { |
|---|
| 1363 | return; |
|---|
| 1364 | } |
|---|
| 1365 | |
|---|
| 1366 | if ( pcCU->getInterDir( uiAbsPartIdx ) & ( 1 << eRefList ) ) |
|---|
| 1367 | { |
|---|
| 1368 | m_pcEntropyCoderIf->codeRefFrmIdx( pcCU, uiAbsPartIdx, eRefList ); |
|---|
| 1369 | } |
|---|
| 1370 | } |
|---|
| 1371 | |
|---|
| 1372 | return; |
|---|
| 1373 | } |
|---|
| 1374 | |
|---|
| 1375 | /** encode motion vector difference for a PU block |
|---|
| 1376 | * \param pcCU |
|---|
| 1377 | * \param uiAbsPartIdx |
|---|
| 1378 | * \param eRefList |
|---|
| 1379 | * \returns Void |
|---|
| 1380 | */ |
|---|
| 1381 | Void TEncEntropy::encodeMvdPU( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList ) |
|---|
| 1382 | { |
|---|
| 1383 | assert( !pcCU->isIntra( uiAbsPartIdx ) ); |
|---|
| 1384 | |
|---|
| 1385 | if ( pcCU->getInterDir( uiAbsPartIdx ) & ( 1 << eRefList ) ) |
|---|
| 1386 | { |
|---|
| 1387 | m_pcEntropyCoderIf->codeMvd( pcCU, uiAbsPartIdx, eRefList ); |
|---|
| 1388 | } |
|---|
| 1389 | return; |
|---|
| 1390 | } |
|---|
| 1391 | |
|---|
| 1392 | Void TEncEntropy::encodeMVPIdxPU( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList ) |
|---|
| 1393 | { |
|---|
| 1394 | if ( (pcCU->getInterDir( uiAbsPartIdx ) & ( 1 << eRefList )) && (pcCU->getAMVPMode(uiAbsPartIdx) == AM_EXPL) ) |
|---|
| 1395 | { |
|---|
| 1396 | #if H3D_IVMP |
|---|
| 1397 | #if SEC_TWO_CANDIDATES_FOR_AMVP_D0122 |
|---|
| 1398 | const Int iNumCands = AMVP_MAX_NUM_CANDS; |
|---|
| 1399 | #else |
|---|
| 1400 | const Int iNumCands = AMVP_MAX_NUM_CANDS + ( pcCU->getSlice()->getSPS()->getMultiviewMvPredMode() ? 1 : 0 ); |
|---|
| 1401 | #endif |
|---|
| 1402 | m_pcEntropyCoderIf->codeMVPIdx( pcCU, uiAbsPartIdx, eRefList, iNumCands ); |
|---|
| 1403 | #else |
|---|
| 1404 | m_pcEntropyCoderIf->codeMVPIdx( pcCU, uiAbsPartIdx, eRefList ); |
|---|
| 1405 | #endif |
|---|
| 1406 | } |
|---|
| 1407 | |
|---|
| 1408 | return; |
|---|
| 1409 | } |
|---|
| 1410 | |
|---|
| 1411 | Void TEncEntropy::encodeQtCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth ) |
|---|
| 1412 | { |
|---|
| 1413 | m_pcEntropyCoderIf->codeQtCbf( pcCU, uiAbsPartIdx, eType, uiTrDepth ); |
|---|
| 1414 | } |
|---|
| 1415 | |
|---|
| 1416 | Void TEncEntropy::encodeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx ) |
|---|
| 1417 | { |
|---|
| 1418 | m_pcEntropyCoderIf->codeTransformSubdivFlag( uiSymbol, uiCtx ); |
|---|
| 1419 | } |
|---|
| 1420 | |
|---|
| 1421 | Void TEncEntropy::encodeQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx ) |
|---|
| 1422 | { |
|---|
| 1423 | m_pcEntropyCoderIf->codeQtRootCbf( pcCU, uiAbsPartIdx ); |
|---|
| 1424 | } |
|---|
| 1425 | |
|---|
| 1426 | // dQP |
|---|
| 1427 | Void TEncEntropy::encodeQP( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD ) |
|---|
| 1428 | { |
|---|
| 1429 | if( bRD ) |
|---|
| 1430 | { |
|---|
| 1431 | uiAbsPartIdx = 0; |
|---|
| 1432 | } |
|---|
| 1433 | |
|---|
| 1434 | if ( pcCU->getSlice()->getPPS()->getUseDQP() ) |
|---|
| 1435 | { |
|---|
| 1436 | m_pcEntropyCoderIf->codeDeltaQP( pcCU, uiAbsPartIdx ); |
|---|
| 1437 | } |
|---|
| 1438 | } |
|---|
| 1439 | |
|---|
| 1440 | |
|---|
| 1441 | // texture |
|---|
| 1442 | |
|---|
| 1443 | /** encode coefficients |
|---|
| 1444 | * \param pcCU |
|---|
| 1445 | * \param uiAbsPartIdx |
|---|
| 1446 | * \param uiDepth |
|---|
| 1447 | * \param uiWidth |
|---|
| 1448 | * \param uiHeight |
|---|
| 1449 | */ |
|---|
| 1450 | Void TEncEntropy::encodeCoeff( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiWidth, UInt uiHeight, Bool& bCodeDQP ) |
|---|
| 1451 | { |
|---|
| 1452 | UInt uiMinCoeffSize = pcCU->getPic()->getMinCUWidth()*pcCU->getPic()->getMinCUHeight(); |
|---|
| 1453 | UInt uiLumaOffset = uiMinCoeffSize*uiAbsPartIdx; |
|---|
| 1454 | UInt uiChromaOffset = uiLumaOffset>>2; |
|---|
| 1455 | |
|---|
| 1456 | UInt uiLumaTrMode, uiChromaTrMode; |
|---|
| 1457 | pcCU->convertTransIdx( uiAbsPartIdx, pcCU->getTransformIdx(uiAbsPartIdx), uiLumaTrMode, uiChromaTrMode ); |
|---|
| 1458 | |
|---|
| 1459 | #if RWTH_SDC_DLT_B0036 |
|---|
| 1460 | if( pcCU->getSDCFlag( uiAbsPartIdx ) ) |
|---|
| 1461 | { |
|---|
| 1462 | assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N ); |
|---|
| 1463 | assert( pcCU->getTransformIdx(uiAbsPartIdx) == 0 ); |
|---|
| 1464 | assert( pcCU->getCbf(uiAbsPartIdx, TEXT_LUMA) == 1 ); |
|---|
| 1465 | assert( pcCU->getCbf(uiAbsPartIdx, TEXT_CHROMA_U) == 1 ); |
|---|
| 1466 | assert( pcCU->getCbf(uiAbsPartIdx, TEXT_CHROMA_V) == 1 ); |
|---|
| 1467 | |
|---|
| 1468 | encodeSDCResidualData(pcCU, uiAbsPartIdx); |
|---|
| 1469 | return; |
|---|
| 1470 | } |
|---|
| 1471 | #endif |
|---|
| 1472 | |
|---|
| 1473 | if( pcCU->isIntra(uiAbsPartIdx) ) |
|---|
| 1474 | { |
|---|
| 1475 | DTRACE_CABAC_VL( g_nSymbolCounter++ ) |
|---|
| 1476 | DTRACE_CABAC_T( "\tdecodeTransformIdx()\tCUDepth=" ) |
|---|
| 1477 | DTRACE_CABAC_V( uiDepth ) |
|---|
| 1478 | DTRACE_CABAC_T( "\n" ) |
|---|
| 1479 | } |
|---|
| 1480 | else |
|---|
| 1481 | { |
|---|
| 1482 | { |
|---|
| 1483 | #if HHI_MPI |
|---|
| 1484 | if( !(pcCU->getMergeFlag( uiAbsPartIdx ) && pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N && |
|---|
| 1485 | ( pcCU->getTextureModeDepth( uiAbsPartIdx ) == -1 || uiDepth == pcCU->getTextureModeDepth( uiAbsPartIdx ) ) ) ) |
|---|
| 1486 | #else |
|---|
| 1487 | if( !(pcCU->getMergeFlag( uiAbsPartIdx ) && pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N ) ) |
|---|
| 1488 | #endif |
|---|
| 1489 | { |
|---|
| 1490 | m_pcEntropyCoderIf->codeQtRootCbf( pcCU, uiAbsPartIdx ); |
|---|
| 1491 | } |
|---|
| 1492 | if ( !pcCU->getQtRootCbf( uiAbsPartIdx ) ) |
|---|
| 1493 | { |
|---|
| 1494 | #if 1 // MW Bug Fix |
|---|
| 1495 | pcCU->setCbfSubParts( 0, 0, 0, uiAbsPartIdx, uiDepth ); |
|---|
| 1496 | pcCU->setTrIdxSubParts( 0 , uiAbsPartIdx, uiDepth ); |
|---|
| 1497 | #endif |
|---|
| 1498 | pcCU->setNSQTIdxSubParts( uiAbsPartIdx, uiDepth ); |
|---|
| 1499 | return; |
|---|
| 1500 | } |
|---|
| 1501 | } |
|---|
| 1502 | } |
|---|
| 1503 | |
|---|
| 1504 | #if FIX_MPI_B0065 |
|---|
| 1505 | if( pcCU->getPredictionMode(uiAbsPartIdx) == MODE_INTER && pcCU->getMergeFlag( uiAbsPartIdx ) && pcCU->getMergeIndex( uiAbsPartIdx ) == 0 && pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N && pcCU->getTextureModeDepth( uiAbsPartIdx ) != -1 ) |
|---|
| 1506 | { |
|---|
| 1507 | TComDataCU *pcTextureCU = pcCU->getSlice()->getTexturePic()->getCU( pcCU->getAddr() ); |
|---|
| 1508 | if( uiDepth == pcTextureCU->getDepth(uiAbsPartIdx)) |
|---|
| 1509 | { |
|---|
| 1510 | PartSize partSize = pcTextureCU->getPartitionSize(uiAbsPartIdx); |
|---|
| 1511 | pcCU->setPartSizeSubParts( partSize, uiAbsPartIdx, uiDepth ); |
|---|
| 1512 | } |
|---|
| 1513 | else |
|---|
| 1514 | { |
|---|
| 1515 | pcCU->setPartSizeSubParts( SIZE_NxN, uiAbsPartIdx, uiDepth ); |
|---|
| 1516 | } |
|---|
| 1517 | } |
|---|
| 1518 | #endif |
|---|
| 1519 | |
|---|
| 1520 | UInt temp = 0; |
|---|
| 1521 | UInt temp1 = 0; |
|---|
| 1522 | UInt temp2 = 0; |
|---|
| 1523 | xEncodeTransform( pcCU, uiLumaOffset, uiChromaOffset, uiAbsPartIdx, uiAbsPartIdx, uiDepth, uiWidth, uiHeight, 0, 0, temp, temp1, temp2, bCodeDQP ); |
|---|
| 1524 | |
|---|
| 1525 | #if FIX_MPI_B0065 |
|---|
| 1526 | if( pcCU->getPredictionMode(uiAbsPartIdx) == MODE_INTER && pcCU->getMergeFlag( uiAbsPartIdx ) && pcCU->getMergeIndex( uiAbsPartIdx ) == 0 && pcCU->getPartitionSize(uiAbsPartIdx) != SIZE_2Nx2N && pcCU->getTextureModeDepth( uiAbsPartIdx ) != -1 ) |
|---|
| 1527 | { |
|---|
| 1528 | pcCU->setPartSizeSubParts( SIZE_2Nx2N, uiAbsPartIdx, uiDepth ); |
|---|
| 1529 | } |
|---|
| 1530 | #endif |
|---|
| 1531 | } |
|---|
| 1532 | |
|---|
| 1533 | Void TEncEntropy::encodeCoeffNxN( TComDataCU* pcCU, TCoeff* pcCoeff, UInt uiAbsPartIdx, UInt uiTrWidth, UInt uiTrHeight, UInt uiDepth, TextType eType ) |
|---|
| 1534 | { // This is for Transform unit processing. This may be used at mode selection stage for Inter. |
|---|
| 1535 | m_pcEntropyCoderIf->codeCoeffNxN( pcCU, pcCoeff, uiAbsPartIdx, uiTrWidth, uiTrHeight, uiDepth, eType ); |
|---|
| 1536 | } |
|---|
| 1537 | |
|---|
| 1538 | Void TEncEntropy::estimateBit (estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType) |
|---|
| 1539 | { |
|---|
| 1540 | eTType = eTType == TEXT_LUMA ? TEXT_LUMA : TEXT_CHROMA; |
|---|
| 1541 | |
|---|
| 1542 | m_pcEntropyCoderIf->estBit ( pcEstBitsSbac, width, height, eTType ); |
|---|
| 1543 | } |
|---|
| 1544 | |
|---|
| 1545 | #if LGE_SAO_MIGRATION_D0091 |
|---|
| 1546 | Void TEncEntropy::encodeSaoOffset(SaoLcuParam* saoLcuParam, UInt compIdx) |
|---|
| 1547 | { |
|---|
| 1548 | UInt uiSymbol; |
|---|
| 1549 | Int i; |
|---|
| 1550 | |
|---|
| 1551 | uiSymbol = saoLcuParam->typeIdx + 1; |
|---|
| 1552 | if (compIdx!=2) |
|---|
| 1553 | { |
|---|
| 1554 | m_pcEntropyCoderIf->codeSaoTypeIdx(uiSymbol); |
|---|
| 1555 | } |
|---|
| 1556 | |
|---|
| 1557 | if (uiSymbol) |
|---|
| 1558 | { |
|---|
| 1559 | if (saoLcuParam->typeIdx < 4 && compIdx != 2) |
|---|
| 1560 | { |
|---|
| 1561 | saoLcuParam->subTypeIdx = saoLcuParam->typeIdx; |
|---|
| 1562 | } |
|---|
| 1563 | #if FULL_NBIT |
|---|
| 1564 | Int offsetTh = 1 << ( min((Int)(g_uiBitDepth + (g_uiBitDepth-8)-5),5) ); |
|---|
| 1565 | #else |
|---|
| 1566 | Int offsetTh = 1 << ( min((Int)(g_uiBitDepth + g_uiBitIncrement-5),5) ); |
|---|
| 1567 | #endif |
|---|
| 1568 | if( saoLcuParam->typeIdx == SAO_BO ) |
|---|
| 1569 | { |
|---|
| 1570 | for( i=0; i< saoLcuParam->length; i++) |
|---|
| 1571 | { |
|---|
| 1572 | UInt absOffset = ( (saoLcuParam->offset[i] < 0) ? -saoLcuParam->offset[i] : saoLcuParam->offset[i]); |
|---|
| 1573 | m_pcEntropyCoderIf->codeSaoMaxUvlc(absOffset, offsetTh-1); |
|---|
| 1574 | } |
|---|
| 1575 | for( i=0; i< saoLcuParam->length; i++) |
|---|
| 1576 | { |
|---|
| 1577 | if (saoLcuParam->offset[i] != 0) |
|---|
| 1578 | { |
|---|
| 1579 | UInt sign = (saoLcuParam->offset[i] < 0) ? 1 : 0 ; |
|---|
| 1580 | m_pcEntropyCoderIf->codeSAOSign(sign); |
|---|
| 1581 | } |
|---|
| 1582 | } |
|---|
| 1583 | uiSymbol = (UInt) (saoLcuParam->subTypeIdx); |
|---|
| 1584 | m_pcEntropyCoderIf->codeSaoUflc(5, uiSymbol); |
|---|
| 1585 | } |
|---|
| 1586 | else if( saoLcuParam->typeIdx < 4 ) |
|---|
| 1587 | { |
|---|
| 1588 | m_pcEntropyCoderIf->codeSaoMaxUvlc( saoLcuParam->offset[0], offsetTh-1); |
|---|
| 1589 | m_pcEntropyCoderIf->codeSaoMaxUvlc( saoLcuParam->offset[1], offsetTh-1); |
|---|
| 1590 | m_pcEntropyCoderIf->codeSaoMaxUvlc(-saoLcuParam->offset[2], offsetTh-1); |
|---|
| 1591 | m_pcEntropyCoderIf->codeSaoMaxUvlc(-saoLcuParam->offset[3], offsetTh-1); |
|---|
| 1592 | |
|---|
| 1593 | if (compIdx!=2) |
|---|
| 1594 | { |
|---|
| 1595 | uiSymbol = (UInt) (saoLcuParam->subTypeIdx); |
|---|
| 1596 | m_pcEntropyCoderIf->codeSaoUflc(2, uiSymbol); |
|---|
| 1597 | } |
|---|
| 1598 | } |
|---|
| 1599 | } |
|---|
| 1600 | } |
|---|
| 1601 | |
|---|
| 1602 | /** Encode SAO unit interleaving |
|---|
| 1603 | * \param rx |
|---|
| 1604 | * \param ry |
|---|
| 1605 | * \param pSaoParam |
|---|
| 1606 | * \param pcCU |
|---|
| 1607 | * \param iCUAddrInSlice |
|---|
| 1608 | * \param iCUAddrUpInSlice |
|---|
| 1609 | * \param bLFCrossSliceBoundaryFlag |
|---|
| 1610 | */ |
|---|
| 1611 | Void TEncEntropy::encodeSaoUnitInterleaving(Int compIdx, Bool saoFlag, Int rx, Int ry, SaoLcuParam* saoLcuParam, Int cuAddrInSlice, Int cuAddrUpInSlice, Int allowMergeLeft, Int allowMergeUp) |
|---|
| 1612 | { |
|---|
| 1613 | if (saoFlag) |
|---|
| 1614 | { |
|---|
| 1615 | if (rx>0 && cuAddrInSlice!=0 && allowMergeLeft) |
|---|
| 1616 | { |
|---|
| 1617 | m_pcEntropyCoderIf->codeSaoMerge(saoLcuParam->mergeLeftFlag); |
|---|
| 1618 | } |
|---|
| 1619 | else |
|---|
| 1620 | { |
|---|
| 1621 | saoLcuParam->mergeLeftFlag = 0; |
|---|
| 1622 | } |
|---|
| 1623 | |
|---|
| 1624 | if (saoLcuParam->mergeLeftFlag == 0) |
|---|
| 1625 | { |
|---|
| 1626 | if ( (ry > 0) && (cuAddrUpInSlice>=0) && allowMergeUp ) |
|---|
| 1627 | { |
|---|
| 1628 | m_pcEntropyCoderIf->codeSaoMerge(saoLcuParam->mergeUpFlag); |
|---|
| 1629 | } |
|---|
| 1630 | else |
|---|
| 1631 | { |
|---|
| 1632 | saoLcuParam->mergeUpFlag = 0; |
|---|
| 1633 | } |
|---|
| 1634 | |
|---|
| 1635 | if (!saoLcuParam->mergeUpFlag) |
|---|
| 1636 | { |
|---|
| 1637 | encodeSaoOffset(saoLcuParam, compIdx); |
|---|
| 1638 | } |
|---|
| 1639 | } |
|---|
| 1640 | } |
|---|
| 1641 | } |
|---|
| 1642 | #else |
|---|
| 1643 | /** Encode SAO Offset |
|---|
| 1644 | * \param saoLcuParam SAO LCU paramters |
|---|
| 1645 | */ |
|---|
| 1646 | Void TEncEntropy::encodeSaoOffset(SaoLcuParam* saoLcuParam) |
|---|
| 1647 | { |
|---|
| 1648 | UInt uiSymbol; |
|---|
| 1649 | Int i; |
|---|
| 1650 | |
|---|
| 1651 | uiSymbol = saoLcuParam->typeIdx + 1; |
|---|
| 1652 | m_pcEntropyCoderIf->codeSaoTypeIdx(uiSymbol); |
|---|
| 1653 | if (uiSymbol) |
|---|
| 1654 | { |
|---|
| 1655 | if( saoLcuParam->typeIdx == SAO_BO ) |
|---|
| 1656 | { |
|---|
| 1657 | // Code Left Band Index |
|---|
| 1658 | uiSymbol = (UInt) (saoLcuParam->bandPosition); |
|---|
| 1659 | m_pcEntropyCoderIf->codeSaoUflc(uiSymbol); |
|---|
| 1660 | for( i=0; i< saoLcuParam->length; i++) |
|---|
| 1661 | { |
|---|
| 1662 | m_pcEntropyCoderIf->codeSaoSvlc(saoLcuParam->offset[i]); |
|---|
| 1663 | } |
|---|
| 1664 | } |
|---|
| 1665 | else |
|---|
| 1666 | if( saoLcuParam->typeIdx < 4 ) |
|---|
| 1667 | { |
|---|
| 1668 | m_pcEntropyCoderIf->codeSaoUvlc( saoLcuParam->offset[0]); |
|---|
| 1669 | m_pcEntropyCoderIf->codeSaoUvlc( saoLcuParam->offset[1]); |
|---|
| 1670 | m_pcEntropyCoderIf->codeSaoUvlc(-saoLcuParam->offset[2]); |
|---|
| 1671 | m_pcEntropyCoderIf->codeSaoUvlc(-saoLcuParam->offset[3]); |
|---|
| 1672 | } |
|---|
| 1673 | } |
|---|
| 1674 | } |
|---|
| 1675 | /** Encode SAO unit |
|---|
| 1676 | * \param rx |
|---|
| 1677 | * \param ry |
|---|
| 1678 | * \param iCompIdx |
|---|
| 1679 | * \param pSaoParam |
|---|
| 1680 | * \param bRepeatedRow |
|---|
| 1681 | */ |
|---|
| 1682 | Void TEncEntropy::encodeSaoUnit(Int rx, Int ry, Int compIdx, SAOParam* saoParam, Int repeatedRow ) |
|---|
| 1683 | { |
|---|
| 1684 | int addr, addrLeft; |
|---|
| 1685 | int numCuInWidth = saoParam->numCuInWidth; |
|---|
| 1686 | SaoLcuParam* saoOneLcu; |
|---|
| 1687 | Int runLeft; |
|---|
| 1688 | |
|---|
| 1689 | addr = rx + ry*numCuInWidth; |
|---|
| 1690 | addrLeft = (addr%numCuInWidth == 0) ? -1 : addr - 1; |
|---|
| 1691 | |
|---|
| 1692 | if (!repeatedRow) |
|---|
| 1693 | { |
|---|
| 1694 | saoOneLcu = &(saoParam->saoLcuParam[compIdx][addr]); |
|---|
| 1695 | runLeft = (addrLeft>=0 ) ? saoParam->saoLcuParam[compIdx][addrLeft].run : -1; |
|---|
| 1696 | if (rx == 0 || runLeft==0) |
|---|
| 1697 | { |
|---|
| 1698 | if (ry == 0) |
|---|
| 1699 | { |
|---|
| 1700 | m_pcEntropyCoderIf->codeSaoRun(saoOneLcu->runDiff, numCuInWidth-rx-1); |
|---|
| 1701 | saoOneLcu->mergeUpFlag = 0; |
|---|
| 1702 | } |
|---|
| 1703 | else |
|---|
| 1704 | { |
|---|
| 1705 | m_pcEntropyCoderIf->codeSaoSvlc(saoOneLcu->runDiff); |
|---|
| 1706 | m_pcEntropyCoderIf->codeSaoFlag(saoOneLcu->mergeUpFlag); |
|---|
| 1707 | } |
|---|
| 1708 | if (!saoOneLcu->mergeUpFlag) |
|---|
| 1709 | { |
|---|
| 1710 | encodeSaoOffset(saoOneLcu); |
|---|
| 1711 | } |
|---|
| 1712 | } |
|---|
| 1713 | } |
|---|
| 1714 | } |
|---|
| 1715 | |
|---|
| 1716 | /** Encode SAO unit interleaving |
|---|
| 1717 | * \param rx |
|---|
| 1718 | * \param ry |
|---|
| 1719 | * \param pSaoParam |
|---|
| 1720 | * \param pcCU |
|---|
| 1721 | * \param iCUAddrInSlice |
|---|
| 1722 | * \param iCUAddrUpInSlice |
|---|
| 1723 | * \param bLFCrossSliceBoundaryFlag |
|---|
| 1724 | */ |
|---|
| 1725 | Void TEncEntropy::encodeSaoUnitInterleaving(Int rx, Int ry, SAOParam* saoParam, TComDataCU* cu, Int cuAddrInSlice, Int cuAddrUpInSlice, Bool lfCrossSliceBoundaryFlag) |
|---|
| 1726 | { |
|---|
| 1727 | Int addr = cu->getAddr(); |
|---|
| 1728 | for (Int compIdx=0; compIdx<3; compIdx++) |
|---|
| 1729 | { |
|---|
| 1730 | if (saoParam->bSaoFlag[compIdx]) |
|---|
| 1731 | { |
|---|
| 1732 | if (rx>0 && cuAddrInSlice!=0) |
|---|
| 1733 | { |
|---|
| 1734 | m_pcEntropyCoderIf->codeSaoMergeLeft(saoParam->saoLcuParam[compIdx][addr].mergeLeftFlag,compIdx); |
|---|
| 1735 | } |
|---|
| 1736 | else |
|---|
| 1737 | { |
|---|
| 1738 | saoParam->saoLcuParam[compIdx][addr].mergeLeftFlag = 0; |
|---|
| 1739 | } |
|---|
| 1740 | if (saoParam->saoLcuParam[compIdx][addr].mergeLeftFlag == 0) |
|---|
| 1741 | { |
|---|
| 1742 | if ( (ry > 0) && (cuAddrUpInSlice>0||lfCrossSliceBoundaryFlag)) |
|---|
| 1743 | { |
|---|
| 1744 | m_pcEntropyCoderIf->codeSaoMergeUp(saoParam->saoLcuParam[compIdx][addr].mergeUpFlag); |
|---|
| 1745 | } |
|---|
| 1746 | else |
|---|
| 1747 | { |
|---|
| 1748 | saoParam->saoLcuParam[compIdx][addr].mergeUpFlag = 0; |
|---|
| 1749 | } |
|---|
| 1750 | if (!saoParam->saoLcuParam[compIdx][addr].mergeUpFlag) |
|---|
| 1751 | { |
|---|
| 1752 | encodeSaoOffset(&(saoParam->saoLcuParam[compIdx][addr])); |
|---|
| 1753 | } |
|---|
| 1754 | } |
|---|
| 1755 | } |
|---|
| 1756 | } |
|---|
| 1757 | } |
|---|
| 1758 | |
|---|
| 1759 | /** Encode SAO parameter |
|---|
| 1760 | * \param pcAPS |
|---|
| 1761 | */ |
|---|
| 1762 | Void TEncEntropy::encodeSaoParam(TComAPS* aps) |
|---|
| 1763 | { |
|---|
| 1764 | SaoLcuParam* psSaoOneLcu; |
|---|
| 1765 | int i,j,k, compIdx; |
|---|
| 1766 | int numCuInWidth ; |
|---|
| 1767 | int numCuInHeight ; |
|---|
| 1768 | Bool repeatedRow[3]; |
|---|
| 1769 | Int addr; |
|---|
| 1770 | m_pcEntropyCoderIf->codeSaoFlag(aps->getSaoInterleavingFlag()); |
|---|
| 1771 | if(!aps->getSaoInterleavingFlag()) |
|---|
| 1772 | { |
|---|
| 1773 | m_pcEntropyCoderIf->codeSaoFlag(aps->getSaoEnabled()); |
|---|
| 1774 | if (aps->getSaoEnabled()) |
|---|
| 1775 | { |
|---|
| 1776 | SAOParam* pSaoParam = aps->getSaoParam(); |
|---|
| 1777 | numCuInWidth = pSaoParam->numCuInWidth; |
|---|
| 1778 | numCuInHeight = pSaoParam->numCuInHeight; |
|---|
| 1779 | m_pcEntropyCoderIf->codeSaoFlag(pSaoParam->bSaoFlag[1]); |
|---|
| 1780 | m_pcEntropyCoderIf->codeSaoFlag(pSaoParam->bSaoFlag[2]); |
|---|
| 1781 | m_pcEntropyCoderIf->codeSaoUvlc(numCuInWidth-1); |
|---|
| 1782 | m_pcEntropyCoderIf->codeSaoUvlc(numCuInHeight-1); |
|---|
| 1783 | for (compIdx=0;compIdx<3;compIdx++) |
|---|
| 1784 | { |
|---|
| 1785 | if (pSaoParam->bSaoFlag[compIdx]) |
|---|
| 1786 | { |
|---|
| 1787 | m_pcEntropyCoderIf->codeSaoFlag(pSaoParam->oneUnitFlag[compIdx]); |
|---|
| 1788 | if (pSaoParam->oneUnitFlag[compIdx]) |
|---|
| 1789 | { |
|---|
| 1790 | psSaoOneLcu = &(pSaoParam->saoLcuParam[compIdx][0]); |
|---|
| 1791 | encodeSaoOffset(psSaoOneLcu); |
|---|
| 1792 | } |
|---|
| 1793 | } |
|---|
| 1794 | } |
|---|
| 1795 | |
|---|
| 1796 | for (j=0;j<numCuInHeight;j++) |
|---|
| 1797 | { |
|---|
| 1798 | for (compIdx=0; compIdx<3; compIdx++) |
|---|
| 1799 | { |
|---|
| 1800 | repeatedRow[compIdx] = true; |
|---|
| 1801 | for (k=0;k<numCuInWidth;k++) |
|---|
| 1802 | { |
|---|
| 1803 | addr = k + j*numCuInWidth; |
|---|
| 1804 | psSaoOneLcu = &(pSaoParam->saoLcuParam[compIdx][addr]); |
|---|
| 1805 | if (!psSaoOneLcu->mergeUpFlag || psSaoOneLcu->runDiff) |
|---|
| 1806 | { |
|---|
| 1807 | repeatedRow[compIdx] = false; |
|---|
| 1808 | break; |
|---|
| 1809 | } |
|---|
| 1810 | } |
|---|
| 1811 | } |
|---|
| 1812 | for (i=0;i<numCuInWidth;i++) |
|---|
| 1813 | { |
|---|
| 1814 | for (compIdx=0; compIdx<3; compIdx++) |
|---|
| 1815 | { |
|---|
| 1816 | if (pSaoParam->bSaoFlag[compIdx] && !pSaoParam->oneUnitFlag[compIdx]) |
|---|
| 1817 | { |
|---|
| 1818 | if (j>0 && i==0) |
|---|
| 1819 | { |
|---|
| 1820 | m_pcEntropyCoderIf->codeSaoFlag(repeatedRow[compIdx]); |
|---|
| 1821 | } |
|---|
| 1822 | encodeSaoUnit (i,j, compIdx, pSaoParam, repeatedRow[compIdx]); |
|---|
| 1823 | } |
|---|
| 1824 | } |
|---|
| 1825 | } |
|---|
| 1826 | } |
|---|
| 1827 | } |
|---|
| 1828 | } |
|---|
| 1829 | } |
|---|
| 1830 | #endif |
|---|
| 1831 | |
|---|
| 1832 | Int TEncEntropy::countNonZeroCoeffs( TCoeff* pcCoef, UInt uiSize ) |
|---|
| 1833 | { |
|---|
| 1834 | Int count = 0; |
|---|
| 1835 | |
|---|
| 1836 | for ( Int i = 0; i < uiSize; i++ ) |
|---|
| 1837 | { |
|---|
| 1838 | count += pcCoef[i] != 0; |
|---|
| 1839 | } |
|---|
| 1840 | |
|---|
| 1841 | return count; |
|---|
| 1842 | } |
|---|
| 1843 | |
|---|
| 1844 | /** encode quantization matrix |
|---|
| 1845 | * \param scalingList quantization matrix information |
|---|
| 1846 | */ |
|---|
| 1847 | Void TEncEntropy::encodeScalingList( TComScalingList* scalingList ) |
|---|
| 1848 | { |
|---|
| 1849 | m_pcEntropyCoderIf->codeScalingList( scalingList ); |
|---|
| 1850 | } |
|---|
| 1851 | |
|---|
| 1852 | Void TEncEntropy::encodeDFParams(TComAPS* pcAPS) |
|---|
| 1853 | { |
|---|
| 1854 | m_pcEntropyCoderIf->codeDFFlag(pcAPS->getLoopFilterDisable(), "loop_filter_disable"); |
|---|
| 1855 | |
|---|
| 1856 | if (!pcAPS->getLoopFilterDisable()) |
|---|
| 1857 | { |
|---|
| 1858 | m_pcEntropyCoderIf->codeDFSvlc(pcAPS->getLoopFilterBetaOffset(), "beta_offset_div2"); |
|---|
| 1859 | m_pcEntropyCoderIf->codeDFSvlc(pcAPS->getLoopFilterTcOffset(), "tc_offset_div2"); |
|---|
| 1860 | } |
|---|
| 1861 | } |
|---|
| 1862 | |
|---|
| 1863 | #if RWTH_SDC_DLT_B0036 |
|---|
| 1864 | Void TEncEntropy::encodeSDCPredMode( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD ) |
|---|
| 1865 | { |
|---|
| 1866 | assert( pcCU->getSlice()->getSPS()->isDepth() ); |
|---|
| 1867 | |
|---|
| 1868 | if( bRD ) |
|---|
| 1869 | uiAbsPartIdx = 0; |
|---|
| 1870 | |
|---|
| 1871 | m_pcEntropyCoderIf->codeSDCPredMode(pcCU, uiAbsPartIdx); |
|---|
| 1872 | } |
|---|
| 1873 | |
|---|
| 1874 | Void TEncEntropy::encodeSDCFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD ) |
|---|
| 1875 | { |
|---|
| 1876 | assert( pcCU->getSlice()->getSPS()->isDepth() ); |
|---|
| 1877 | |
|---|
| 1878 | if( bRD ) |
|---|
| 1879 | uiAbsPartIdx = 0; |
|---|
| 1880 | |
|---|
| 1881 | m_pcEntropyCoderIf->codeSDCFlag(pcCU, uiAbsPartIdx); |
|---|
| 1882 | } |
|---|
| 1883 | |
|---|
| 1884 | Void TEncEntropy::encodeSDCResidualData( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD ) |
|---|
| 1885 | { |
|---|
| 1886 | assert( pcCU->getSlice()->getSPS()->isDepth() ); |
|---|
| 1887 | assert( pcCU->getCbf(uiAbsPartIdx, TEXT_LUMA) == 1 ); |
|---|
| 1888 | assert( pcCU->getCbf(uiAbsPartIdx, TEXT_CHROMA_U) == 1 ); |
|---|
| 1889 | assert( pcCU->getCbf(uiAbsPartIdx, TEXT_CHROMA_V) == 1 ); |
|---|
| 1890 | assert( pcCU->getTransformIdx(uiAbsPartIdx) == 0 ); |
|---|
| 1891 | |
|---|
| 1892 | if( bRD ) |
|---|
| 1893 | uiAbsPartIdx = 0; |
|---|
| 1894 | |
|---|
| 1895 | // number of segments depends on prediction mode for INTRA |
|---|
| 1896 | UInt uiNumSegments = 2; |
|---|
| 1897 | UInt uiLumaPredMode = pcCU->getLumaIntraDir( uiAbsPartIdx ); |
|---|
| 1898 | if( uiLumaPredMode == DC_IDX || uiLumaPredMode == PLANAR_IDX ) |
|---|
| 1899 | uiNumSegments = 1; |
|---|
| 1900 | |
|---|
| 1901 | // encode residual data for each segment |
|---|
| 1902 | for( UInt uiSeg = 0; uiSeg < uiNumSegments; uiSeg++ ) |
|---|
| 1903 | m_pcEntropyCoderIf->codeSDCResidualData(pcCU, uiAbsPartIdx, uiSeg); |
|---|
| 1904 | } |
|---|
| 1905 | #endif |
|---|
| 1906 | |
|---|
| 1907 | //! \} |
|---|