[191] | 1 | /* The copyright in this software is being made available under the BSD |
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| 2 | * License, included below. This software may be subject to other third party |
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| 3 | * and contributor rights, including patent rights, and no such rights are |
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| 4 | * granted under this license. |
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| 5 | * |
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| 6 | * Copyright (c) 2010-2013, ITU/ISO/IEC |
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| 7 | * All rights reserved. |
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| 8 | * |
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| 9 | * Redistribution and use in source and binary forms, with or without |
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| 10 | * modification, are permitted provided that the following conditions are met: |
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| 11 | * |
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| 12 | * * Redistributions of source code must retain the above copyright notice, |
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| 13 | * this list of conditions and the following disclaimer. |
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| 14 | * * Redistributions in binary form must reproduce the above copyright notice, |
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| 15 | * this list of conditions and the following disclaimer in the documentation |
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| 16 | * and/or other materials provided with the distribution. |
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| 17 | * * Neither the name of the ITU/ISO/IEC nor the names of its contributors may |
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| 18 | * be used to endorse or promote products derived from this software without |
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| 19 | * specific prior written permission. |
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| 20 | * |
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| 21 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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| 22 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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| 24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS |
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| 25 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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| 26 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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| 27 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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| 28 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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| 29 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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| 30 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
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| 31 | * THE POSSIBILITY OF SUCH DAMAGE. |
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| 32 | */ |
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| 33 | |
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| 34 | /** |
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| 35 | \file TEncSampleAdaptiveOffset.cpp |
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| 36 | \brief estimation part of sample adaptive offset class |
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| 37 | */ |
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| 38 | #include "TEncSampleAdaptiveOffset.h" |
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| 39 | #include <string.h> |
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| 40 | #include <stdlib.h> |
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| 41 | #include <stdio.h> |
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| 42 | #include <math.h> |
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| 43 | |
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| 44 | //! \ingroup TLibEncoder |
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| 45 | //! \{ |
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| 46 | |
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| 47 | TEncSampleAdaptiveOffset::TEncSampleAdaptiveOffset() |
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| 48 | { |
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| 49 | m_pcEntropyCoder = NULL; |
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| 50 | m_pppcRDSbacCoder = NULL; |
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| 51 | m_pcRDGoOnSbacCoder = NULL; |
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| 52 | m_pppcBinCoderCABAC = NULL; |
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| 53 | m_iCount = NULL; |
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| 54 | m_iOffset = NULL; |
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| 55 | m_iOffsetOrg = NULL; |
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| 56 | m_iRate = NULL; |
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| 57 | m_iDist = NULL; |
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| 58 | m_dCost = NULL; |
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| 59 | m_dCostPartBest = NULL; |
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| 60 | m_iDistOrg = NULL; |
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| 61 | m_iTypePartBest = NULL; |
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| 62 | #if SAO_ENCODING_CHOICE_CHROMA |
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| 63 | m_depthSaoRate[0][0] = 0; |
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| 64 | m_depthSaoRate[0][1] = 0; |
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| 65 | m_depthSaoRate[0][2] = 0; |
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| 66 | m_depthSaoRate[0][3] = 0; |
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| 67 | m_depthSaoRate[1][0] = 0; |
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| 68 | m_depthSaoRate[1][1] = 0; |
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| 69 | m_depthSaoRate[1][2] = 0; |
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| 70 | m_depthSaoRate[1][3] = 0; |
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| 71 | #endif |
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| 72 | } |
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| 73 | TEncSampleAdaptiveOffset::~TEncSampleAdaptiveOffset() |
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| 74 | { |
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| 75 | |
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| 76 | } |
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| 77 | // ==================================================================================================================== |
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| 78 | // Constants |
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| 79 | // ==================================================================================================================== |
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| 80 | |
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| 81 | |
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| 82 | // ==================================================================================================================== |
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| 83 | // Tables |
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| 84 | // ==================================================================================================================== |
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| 85 | |
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| 86 | inline Double xRoundIbdi2(Int bitDepth, Double x) |
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| 87 | { |
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| 88 | return ((x)>0) ? (Int)(((Int)(x)+(1<<(bitDepth-8-1)))/(1<<(bitDepth-8))) : ((Int)(((Int)(x)-(1<<(bitDepth-8-1)))/(1<<(bitDepth-8)))); |
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| 89 | } |
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| 90 | |
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| 91 | /** rounding with IBDI |
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| 92 | * \param x |
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| 93 | */ |
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| 94 | inline Double xRoundIbdi(Int bitDepth, Double x) |
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| 95 | { |
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| 96 | return (bitDepth > 8 ? xRoundIbdi2(bitDepth, (x)) : ((x)>=0 ? ((Int)((x)+0.5)) : ((Int)((x)-0.5)))) ; |
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| 97 | } |
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| 98 | |
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| 99 | |
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| 100 | |
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| 101 | /** process SAO for one partition |
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| 102 | * \param *psQTPart, iPartIdx, dLambda |
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| 103 | */ |
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| 104 | Void TEncSampleAdaptiveOffset::rdoSaoOnePart(SAOQTPart *psQTPart, Int iPartIdx, Double dLambda, Int yCbCr) |
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| 105 | { |
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| 106 | Int iTypeIdx; |
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| 107 | Int iNumTotalType = MAX_NUM_SAO_TYPE; |
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| 108 | SAOQTPart* pOnePart = &(psQTPart[iPartIdx]); |
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| 109 | |
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| 110 | Int64 iEstDist; |
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| 111 | Int iClassIdx; |
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| 112 | Int uiShift = 2 * DISTORTION_PRECISION_ADJUSTMENT((yCbCr == 0 ? g_bitDepthY : g_bitDepthC)-8); |
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| 113 | UInt uiDepth = pOnePart->PartLevel; |
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| 114 | |
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| 115 | m_iDistOrg [iPartIdx] = 0; |
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| 116 | |
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| 117 | Double bestRDCostTableBo = MAX_DOUBLE; |
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| 118 | Int bestClassTableBo = 0; |
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| 119 | Int currentDistortionTableBo[MAX_NUM_SAO_CLASS]; |
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| 120 | Double currentRdCostTableBo[MAX_NUM_SAO_CLASS]; |
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| 121 | |
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| 122 | Int addr; |
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| 123 | Int allowMergeLeft; |
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| 124 | Int allowMergeUp; |
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| 125 | Int frameWidthInCU = m_pcPic->getFrameWidthInCU(); |
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| 126 | SaoLcuParam saoLcuParamRdo; |
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| 127 | |
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| 128 | for (iTypeIdx=-1; iTypeIdx<iNumTotalType; iTypeIdx++) |
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| 129 | { |
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| 130 | if( m_bUseSBACRD ) |
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| 131 | { |
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| 132 | m_pcRDGoOnSbacCoder->load(m_pppcRDSbacCoder[uiDepth][CI_CURR_BEST]); |
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| 133 | m_pcRDGoOnSbacCoder->resetBits(); |
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| 134 | } |
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| 135 | else |
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| 136 | { |
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| 137 | m_pcEntropyCoder->resetEntropy(); |
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| 138 | m_pcEntropyCoder->resetBits(); |
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| 139 | } |
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| 140 | |
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| 141 | iEstDist = 0; |
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| 142 | |
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| 143 | if (iTypeIdx == -1) |
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| 144 | { |
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| 145 | for (Int ry = pOnePart->StartCUY; ry<= pOnePart->EndCUY; ry++) |
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| 146 | { |
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| 147 | for (Int rx = pOnePart->StartCUX; rx <= pOnePart->EndCUX; rx++) |
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| 148 | { |
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| 149 | addr = ry * frameWidthInCU + rx; |
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| 150 | |
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| 151 | // get bits for iTypeIdx = -1 |
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| 152 | allowMergeLeft = 1; |
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| 153 | allowMergeUp = 1; |
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| 154 | if (rx != 0) |
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| 155 | { |
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| 156 | // check tile id and slice id |
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| 157 | if ( (m_pcPic->getPicSym()->getTileIdxMap(addr-1) != m_pcPic->getPicSym()->getTileIdxMap(addr)) || (m_pcPic->getCU(addr-1)->getSlice()->getSliceIdx() != m_pcPic->getCU(addr)->getSlice()->getSliceIdx())) |
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| 158 | { |
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| 159 | allowMergeLeft = 0; |
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| 160 | } |
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| 161 | } |
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| 162 | if (ry!=0) |
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| 163 | { |
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| 164 | if ( (m_pcPic->getPicSym()->getTileIdxMap(addr-m_iNumCuInWidth) != m_pcPic->getPicSym()->getTileIdxMap(addr)) || (m_pcPic->getCU(addr-m_iNumCuInWidth)->getSlice()->getSliceIdx() != m_pcPic->getCU(addr)->getSlice()->getSliceIdx())) |
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| 165 | { |
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| 166 | allowMergeUp = 0; |
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| 167 | } |
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| 168 | } |
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| 169 | |
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| 170 | // reset |
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| 171 | resetSaoUnit(&saoLcuParamRdo); |
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| 172 | |
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| 173 | // set merge flag |
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| 174 | saoLcuParamRdo.mergeUpFlag = 1; |
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| 175 | saoLcuParamRdo.mergeLeftFlag = 1; |
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| 176 | |
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| 177 | if (ry == pOnePart->StartCUY) |
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| 178 | { |
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| 179 | saoLcuParamRdo.mergeUpFlag = 0; |
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| 180 | } |
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| 181 | |
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| 182 | if (rx == pOnePart->StartCUX) |
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| 183 | { |
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| 184 | saoLcuParamRdo.mergeLeftFlag = 0; |
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| 185 | } |
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| 186 | |
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| 187 | m_pcEntropyCoder->encodeSaoUnitInterleaving(yCbCr, 1, rx, ry, &saoLcuParamRdo, 1, 1, allowMergeLeft, allowMergeUp); |
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| 188 | |
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| 189 | } |
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| 190 | } |
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| 191 | } |
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| 192 | |
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| 193 | if (iTypeIdx>=0) |
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| 194 | { |
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| 195 | iEstDist = estSaoTypeDist(iPartIdx, iTypeIdx, uiShift, dLambda, currentDistortionTableBo, currentRdCostTableBo); |
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| 196 | if( iTypeIdx == SAO_BO ) |
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| 197 | { |
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| 198 | // Estimate Best Position |
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| 199 | Double currentRDCost = 0.0; |
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| 200 | |
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| 201 | for(Int i=0; i< SAO_MAX_BO_CLASSES -SAO_BO_LEN +1; i++) |
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| 202 | { |
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| 203 | currentRDCost = 0.0; |
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| 204 | for(UInt uj = i; uj < i+SAO_BO_LEN; uj++) |
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| 205 | { |
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| 206 | currentRDCost += currentRdCostTableBo[uj]; |
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| 207 | } |
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| 208 | |
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| 209 | if( currentRDCost < bestRDCostTableBo) |
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| 210 | { |
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| 211 | bestRDCostTableBo = currentRDCost; |
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| 212 | bestClassTableBo = i; |
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| 213 | } |
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| 214 | } |
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| 215 | |
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| 216 | // Re code all Offsets |
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| 217 | // Code Center |
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| 218 | for(iClassIdx = bestClassTableBo; iClassIdx < bestClassTableBo+SAO_BO_LEN; iClassIdx++) |
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| 219 | { |
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| 220 | iEstDist += currentDistortionTableBo[iClassIdx]; |
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| 221 | } |
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| 222 | } |
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| 223 | |
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| 224 | for (Int ry = pOnePart->StartCUY; ry<= pOnePart->EndCUY; ry++) |
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| 225 | { |
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| 226 | for (Int rx = pOnePart->StartCUX; rx <= pOnePart->EndCUX; rx++) |
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| 227 | { |
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| 228 | addr = ry * frameWidthInCU + rx; |
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| 229 | |
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| 230 | // get bits for iTypeIdx = -1 |
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| 231 | allowMergeLeft = 1; |
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| 232 | allowMergeUp = 1; |
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| 233 | if (rx != 0) |
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| 234 | { |
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| 235 | // check tile id and slice id |
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| 236 | if ( (m_pcPic->getPicSym()->getTileIdxMap(addr-1) != m_pcPic->getPicSym()->getTileIdxMap(addr)) || (m_pcPic->getCU(addr-1)->getSlice()->getSliceIdx() != m_pcPic->getCU(addr)->getSlice()->getSliceIdx())) |
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| 237 | { |
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| 238 | allowMergeLeft = 0; |
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| 239 | } |
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| 240 | } |
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| 241 | if (ry!=0) |
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| 242 | { |
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| 243 | if ( (m_pcPic->getPicSym()->getTileIdxMap(addr-m_iNumCuInWidth) != m_pcPic->getPicSym()->getTileIdxMap(addr)) || (m_pcPic->getCU(addr-m_iNumCuInWidth)->getSlice()->getSliceIdx() != m_pcPic->getCU(addr)->getSlice()->getSliceIdx())) |
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| 244 | { |
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| 245 | allowMergeUp = 0; |
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| 246 | } |
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| 247 | } |
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| 248 | |
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| 249 | // reset |
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| 250 | resetSaoUnit(&saoLcuParamRdo); |
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| 251 | |
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| 252 | // set merge flag |
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| 253 | saoLcuParamRdo.mergeUpFlag = 1; |
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| 254 | saoLcuParamRdo.mergeLeftFlag = 1; |
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| 255 | |
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| 256 | if (ry == pOnePart->StartCUY) |
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| 257 | { |
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| 258 | saoLcuParamRdo.mergeUpFlag = 0; |
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| 259 | } |
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| 260 | |
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| 261 | if (rx == pOnePart->StartCUX) |
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| 262 | { |
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| 263 | saoLcuParamRdo.mergeLeftFlag = 0; |
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| 264 | } |
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| 265 | |
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| 266 | // set type and offsets |
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| 267 | saoLcuParamRdo.typeIdx = iTypeIdx; |
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| 268 | saoLcuParamRdo.subTypeIdx = (iTypeIdx==SAO_BO)?bestClassTableBo:0; |
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| 269 | saoLcuParamRdo.length = m_iNumClass[iTypeIdx]; |
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| 270 | for (iClassIdx = 0; iClassIdx < saoLcuParamRdo.length; iClassIdx++) |
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| 271 | { |
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| 272 | saoLcuParamRdo.offset[iClassIdx] = (Int)m_iOffset[iPartIdx][iTypeIdx][iClassIdx+saoLcuParamRdo.subTypeIdx+1]; |
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| 273 | } |
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| 274 | |
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| 275 | m_pcEntropyCoder->encodeSaoUnitInterleaving(yCbCr, 1, rx, ry, &saoLcuParamRdo, 1, 1, allowMergeLeft, allowMergeUp); |
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| 276 | |
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| 277 | } |
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| 278 | } |
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| 279 | |
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| 280 | m_iDist[iPartIdx][iTypeIdx] = iEstDist; |
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| 281 | m_iRate[iPartIdx][iTypeIdx] = m_pcEntropyCoder->getNumberOfWrittenBits(); |
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| 282 | |
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| 283 | m_dCost[iPartIdx][iTypeIdx] = (Double)((Double)m_iDist[iPartIdx][iTypeIdx] + dLambda * (Double) m_iRate[iPartIdx][iTypeIdx]); |
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| 284 | |
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| 285 | if(m_dCost[iPartIdx][iTypeIdx] < m_dCostPartBest[iPartIdx]) |
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| 286 | { |
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| 287 | m_iDistOrg [iPartIdx] = 0; |
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| 288 | m_dCostPartBest[iPartIdx] = m_dCost[iPartIdx][iTypeIdx]; |
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| 289 | m_iTypePartBest[iPartIdx] = iTypeIdx; |
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| 290 | if( m_bUseSBACRD ) |
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| 291 | m_pcRDGoOnSbacCoder->store( m_pppcRDSbacCoder[pOnePart->PartLevel][CI_TEMP_BEST] ); |
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| 292 | } |
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| 293 | } |
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| 294 | else |
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| 295 | { |
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| 296 | if(m_iDistOrg[iPartIdx] < m_dCostPartBest[iPartIdx] ) |
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| 297 | { |
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| 298 | m_dCostPartBest[iPartIdx] = (Double) m_iDistOrg[iPartIdx] + m_pcEntropyCoder->getNumberOfWrittenBits()*dLambda ; |
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| 299 | m_iTypePartBest[iPartIdx] = -1; |
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| 300 | if( m_bUseSBACRD ) |
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| 301 | m_pcRDGoOnSbacCoder->store( m_pppcRDSbacCoder[pOnePart->PartLevel][CI_TEMP_BEST] ); |
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| 302 | } |
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| 303 | } |
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| 304 | } |
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| 305 | |
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| 306 | pOnePart->bProcessed = true; |
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| 307 | pOnePart->bSplit = false; |
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| 308 | pOnePart->iMinDist = m_iTypePartBest[iPartIdx] >= 0 ? m_iDist[iPartIdx][m_iTypePartBest[iPartIdx]] : m_iDistOrg[iPartIdx]; |
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| 309 | pOnePart->iMinRate = (Int) (m_iTypePartBest[iPartIdx] >= 0 ? m_iRate[iPartIdx][m_iTypePartBest[iPartIdx]] : 0); |
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| 310 | pOnePart->dMinCost = pOnePart->iMinDist + dLambda * pOnePart->iMinRate; |
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| 311 | pOnePart->iBestType = m_iTypePartBest[iPartIdx]; |
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| 312 | if (pOnePart->iBestType != -1) |
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| 313 | { |
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| 314 | // pOnePart->bEnableFlag = 1; |
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| 315 | pOnePart->iLength = m_iNumClass[pOnePart->iBestType]; |
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| 316 | Int minIndex = 0; |
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| 317 | if( pOnePart->iBestType == SAO_BO ) |
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| 318 | { |
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| 319 | pOnePart->subTypeIdx = bestClassTableBo; |
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| 320 | minIndex = pOnePart->subTypeIdx; |
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| 321 | } |
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| 322 | for (Int i=0; i< pOnePart->iLength ; i++) |
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| 323 | { |
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| 324 | pOnePart->iOffset[i] = (Int) m_iOffset[iPartIdx][pOnePart->iBestType][minIndex+i+1]; |
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| 325 | } |
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| 326 | |
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| 327 | } |
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| 328 | else |
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| 329 | { |
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| 330 | // pOnePart->bEnableFlag = 0; |
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| 331 | pOnePart->iLength = 0; |
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| 332 | } |
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| 333 | } |
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| 334 | |
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| 335 | /** Run partition tree disable |
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| 336 | */ |
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| 337 | Void TEncSampleAdaptiveOffset::disablePartTree(SAOQTPart *psQTPart, Int iPartIdx) |
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| 338 | { |
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| 339 | SAOQTPart* pOnePart= &(psQTPart[iPartIdx]); |
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| 340 | pOnePart->bSplit = false; |
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| 341 | pOnePart->iLength = 0; |
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| 342 | pOnePart->iBestType = -1; |
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| 343 | |
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| 344 | if (pOnePart->PartLevel < m_uiMaxSplitLevel) |
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| 345 | { |
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| 346 | for (Int i=0; i<NUM_DOWN_PART; i++) |
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| 347 | { |
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| 348 | disablePartTree(psQTPart, pOnePart->DownPartsIdx[i]); |
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| 349 | } |
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| 350 | } |
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| 351 | } |
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| 352 | |
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| 353 | /** Run quadtree decision function |
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| 354 | * \param iPartIdx, pcPicOrg, pcPicDec, pcPicRest, &dCostFinal |
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| 355 | */ |
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| 356 | Void TEncSampleAdaptiveOffset::runQuadTreeDecision(SAOQTPart *psQTPart, Int iPartIdx, Double &dCostFinal, Int iMaxLevel, Double dLambda, Int yCbCr) |
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| 357 | { |
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| 358 | SAOQTPart* pOnePart = &(psQTPart[iPartIdx]); |
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| 359 | |
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| 360 | UInt uiDepth = pOnePart->PartLevel; |
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| 361 | UInt uhNextDepth = uiDepth+1; |
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| 362 | |
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| 363 | if (iPartIdx == 0) |
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| 364 | { |
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| 365 | dCostFinal = 0; |
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| 366 | } |
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| 367 | |
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| 368 | //SAO for this part |
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| 369 | if(!pOnePart->bProcessed) |
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| 370 | { |
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| 371 | rdoSaoOnePart (psQTPart, iPartIdx, dLambda, yCbCr); |
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| 372 | } |
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| 373 | |
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| 374 | //SAO for sub 4 parts |
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| 375 | if (pOnePart->PartLevel < iMaxLevel) |
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| 376 | { |
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| 377 | Double dCostNotSplit = dLambda + pOnePart->dMinCost; |
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| 378 | Double dCostSplit = dLambda; |
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| 379 | |
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| 380 | for (Int i=0; i< NUM_DOWN_PART ;i++) |
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| 381 | { |
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| 382 | if( m_bUseSBACRD ) |
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| 383 | { |
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| 384 | if ( 0 == i) //initialize RD with previous depth buffer |
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| 385 | { |
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| 386 | m_pppcRDSbacCoder[uhNextDepth][CI_CURR_BEST]->load(m_pppcRDSbacCoder[uiDepth][CI_CURR_BEST]); |
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| 387 | } |
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| 388 | else |
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| 389 | { |
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| 390 | m_pppcRDSbacCoder[uhNextDepth][CI_CURR_BEST]->load(m_pppcRDSbacCoder[uhNextDepth][CI_NEXT_BEST]); |
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| 391 | } |
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| 392 | } |
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| 393 | runQuadTreeDecision(psQTPart, pOnePart->DownPartsIdx[i], dCostFinal, iMaxLevel, dLambda, yCbCr); |
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| 394 | dCostSplit += dCostFinal; |
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| 395 | if( m_bUseSBACRD ) |
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| 396 | { |
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| 397 | m_pppcRDSbacCoder[uhNextDepth][CI_NEXT_BEST]->load(m_pppcRDSbacCoder[uhNextDepth][CI_TEMP_BEST]); |
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| 398 | } |
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| 399 | } |
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| 400 | |
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| 401 | if(dCostSplit < dCostNotSplit) |
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| 402 | { |
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| 403 | dCostFinal = dCostSplit; |
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| 404 | pOnePart->bSplit = true; |
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| 405 | pOnePart->iLength = 0; |
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| 406 | pOnePart->iBestType = -1; |
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| 407 | if( m_bUseSBACRD ) |
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| 408 | { |
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| 409 | m_pppcRDSbacCoder[uiDepth][CI_NEXT_BEST]->load(m_pppcRDSbacCoder[uhNextDepth][CI_NEXT_BEST]); |
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| 410 | } |
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| 411 | } |
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| 412 | else |
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| 413 | { |
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| 414 | dCostFinal = dCostNotSplit; |
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| 415 | pOnePart->bSplit = false; |
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| 416 | for (Int i=0; i<NUM_DOWN_PART; i++) |
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| 417 | { |
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| 418 | disablePartTree(psQTPart, pOnePart->DownPartsIdx[i]); |
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| 419 | } |
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| 420 | if( m_bUseSBACRD ) |
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| 421 | { |
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| 422 | m_pppcRDSbacCoder[uiDepth][CI_NEXT_BEST]->load(m_pppcRDSbacCoder[uiDepth][CI_TEMP_BEST]); |
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| 423 | } |
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| 424 | } |
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| 425 | } |
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| 426 | else |
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| 427 | { |
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| 428 | dCostFinal = pOnePart->dMinCost; |
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| 429 | } |
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| 430 | } |
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| 431 | |
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| 432 | /** delete allocated memory of TEncSampleAdaptiveOffset class. |
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| 433 | */ |
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| 434 | Void TEncSampleAdaptiveOffset::destroyEncBuffer() |
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| 435 | { |
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| 436 | for (Int i=0;i<m_iNumTotalParts;i++) |
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| 437 | { |
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| 438 | for (Int j=0;j<MAX_NUM_SAO_TYPE;j++) |
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| 439 | { |
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| 440 | if (m_iCount [i][j]) |
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| 441 | { |
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| 442 | delete [] m_iCount [i][j]; |
---|
| 443 | } |
---|
| 444 | if (m_iOffset[i][j]) |
---|
| 445 | { |
---|
| 446 | delete [] m_iOffset[i][j]; |
---|
| 447 | } |
---|
| 448 | if (m_iOffsetOrg[i][j]) |
---|
| 449 | { |
---|
| 450 | delete [] m_iOffsetOrg[i][j]; |
---|
| 451 | } |
---|
| 452 | } |
---|
| 453 | if (m_iRate[i]) |
---|
| 454 | { |
---|
| 455 | delete [] m_iRate[i]; |
---|
| 456 | } |
---|
| 457 | if (m_iDist[i]) |
---|
| 458 | { |
---|
| 459 | delete [] m_iDist[i]; |
---|
| 460 | } |
---|
| 461 | if (m_dCost[i]) |
---|
| 462 | { |
---|
| 463 | delete [] m_dCost[i]; |
---|
| 464 | } |
---|
| 465 | if (m_iCount [i]) |
---|
| 466 | { |
---|
| 467 | delete [] m_iCount [i]; |
---|
| 468 | } |
---|
| 469 | if (m_iOffset[i]) |
---|
| 470 | { |
---|
| 471 | delete [] m_iOffset[i]; |
---|
| 472 | } |
---|
| 473 | if (m_iOffsetOrg[i]) |
---|
| 474 | { |
---|
| 475 | delete [] m_iOffsetOrg[i]; |
---|
| 476 | } |
---|
| 477 | |
---|
| 478 | } |
---|
| 479 | if (m_iDistOrg) |
---|
| 480 | { |
---|
| 481 | delete [] m_iDistOrg ; m_iDistOrg = NULL; |
---|
| 482 | } |
---|
| 483 | if (m_dCostPartBest) |
---|
| 484 | { |
---|
| 485 | delete [] m_dCostPartBest ; m_dCostPartBest = NULL; |
---|
| 486 | } |
---|
| 487 | if (m_iTypePartBest) |
---|
| 488 | { |
---|
| 489 | delete [] m_iTypePartBest ; m_iTypePartBest = NULL; |
---|
| 490 | } |
---|
| 491 | if (m_iRate) |
---|
| 492 | { |
---|
| 493 | delete [] m_iRate ; m_iRate = NULL; |
---|
| 494 | } |
---|
| 495 | if (m_iDist) |
---|
| 496 | { |
---|
| 497 | delete [] m_iDist ; m_iDist = NULL; |
---|
| 498 | } |
---|
| 499 | if (m_dCost) |
---|
| 500 | { |
---|
| 501 | delete [] m_dCost ; m_dCost = NULL; |
---|
| 502 | } |
---|
| 503 | if (m_iCount) |
---|
| 504 | { |
---|
| 505 | delete [] m_iCount ; m_iCount = NULL; |
---|
| 506 | } |
---|
| 507 | if (m_iOffset) |
---|
| 508 | { |
---|
| 509 | delete [] m_iOffset ; m_iOffset = NULL; |
---|
| 510 | } |
---|
| 511 | if (m_iOffsetOrg) |
---|
| 512 | { |
---|
| 513 | delete [] m_iOffsetOrg ; m_iOffsetOrg = NULL; |
---|
| 514 | } |
---|
| 515 | Int numLcu = m_iNumCuInWidth * m_iNumCuInHeight; |
---|
| 516 | |
---|
| 517 | for (Int i=0;i<numLcu;i++) |
---|
| 518 | { |
---|
| 519 | for (Int j=0;j<3;j++) |
---|
| 520 | { |
---|
| 521 | for (Int k=0;k<MAX_NUM_SAO_TYPE;k++) |
---|
| 522 | { |
---|
| 523 | if (m_count_PreDblk [i][j][k]) |
---|
| 524 | { |
---|
| 525 | delete [] m_count_PreDblk [i][j][k]; |
---|
| 526 | } |
---|
| 527 | if (m_offsetOrg_PreDblk[i][j][k]) |
---|
| 528 | { |
---|
| 529 | delete [] m_offsetOrg_PreDblk[i][j][k]; |
---|
| 530 | } |
---|
| 531 | } |
---|
| 532 | if (m_count_PreDblk [i][j]) |
---|
| 533 | { |
---|
| 534 | delete [] m_count_PreDblk [i][j]; |
---|
| 535 | } |
---|
| 536 | if (m_offsetOrg_PreDblk[i][j]) |
---|
| 537 | { |
---|
| 538 | delete [] m_offsetOrg_PreDblk[i][j]; |
---|
| 539 | } |
---|
| 540 | } |
---|
| 541 | if (m_count_PreDblk [i]) |
---|
| 542 | { |
---|
| 543 | delete [] m_count_PreDblk [i]; |
---|
| 544 | } |
---|
| 545 | if (m_offsetOrg_PreDblk[i]) |
---|
| 546 | { |
---|
| 547 | delete [] m_offsetOrg_PreDblk[i]; |
---|
| 548 | } |
---|
| 549 | } |
---|
| 550 | if (m_count_PreDblk) |
---|
| 551 | { |
---|
| 552 | delete [] m_count_PreDblk ; m_count_PreDblk = NULL; |
---|
| 553 | } |
---|
| 554 | if (m_offsetOrg_PreDblk) |
---|
| 555 | { |
---|
| 556 | delete [] m_offsetOrg_PreDblk ; m_offsetOrg_PreDblk = NULL; |
---|
| 557 | } |
---|
| 558 | |
---|
| 559 | Int iMaxDepth = 4; |
---|
| 560 | Int iDepth; |
---|
| 561 | for ( iDepth = 0; iDepth < iMaxDepth+1; iDepth++ ) |
---|
| 562 | { |
---|
| 563 | for (Int iCIIdx = 0; iCIIdx < CI_NUM; iCIIdx ++ ) |
---|
| 564 | { |
---|
| 565 | delete m_pppcRDSbacCoder[iDepth][iCIIdx]; |
---|
| 566 | delete m_pppcBinCoderCABAC[iDepth][iCIIdx]; |
---|
| 567 | } |
---|
| 568 | } |
---|
| 569 | |
---|
| 570 | for ( iDepth = 0; iDepth < iMaxDepth+1; iDepth++ ) |
---|
| 571 | { |
---|
| 572 | delete [] m_pppcRDSbacCoder[iDepth]; |
---|
| 573 | delete [] m_pppcBinCoderCABAC[iDepth]; |
---|
| 574 | } |
---|
| 575 | |
---|
| 576 | delete [] m_pppcRDSbacCoder; |
---|
| 577 | delete [] m_pppcBinCoderCABAC; |
---|
| 578 | } |
---|
| 579 | |
---|
| 580 | /** create Encoder Buffer for SAO |
---|
| 581 | * \param |
---|
| 582 | */ |
---|
| 583 | Void TEncSampleAdaptiveOffset::createEncBuffer() |
---|
| 584 | { |
---|
| 585 | m_iDistOrg = new Int64 [m_iNumTotalParts]; |
---|
| 586 | m_dCostPartBest = new Double [m_iNumTotalParts]; |
---|
| 587 | m_iTypePartBest = new Int [m_iNumTotalParts]; |
---|
| 588 | |
---|
| 589 | m_iRate = new Int64* [m_iNumTotalParts]; |
---|
| 590 | m_iDist = new Int64* [m_iNumTotalParts]; |
---|
| 591 | m_dCost = new Double*[m_iNumTotalParts]; |
---|
| 592 | |
---|
| 593 | m_iCount = new Int64 **[m_iNumTotalParts]; |
---|
| 594 | m_iOffset = new Int64 **[m_iNumTotalParts]; |
---|
| 595 | m_iOffsetOrg = new Int64 **[m_iNumTotalParts]; |
---|
| 596 | |
---|
| 597 | for (Int i=0;i<m_iNumTotalParts;i++) |
---|
| 598 | { |
---|
| 599 | m_iRate[i] = new Int64 [MAX_NUM_SAO_TYPE]; |
---|
| 600 | m_iDist[i] = new Int64 [MAX_NUM_SAO_TYPE]; |
---|
| 601 | m_dCost[i] = new Double [MAX_NUM_SAO_TYPE]; |
---|
| 602 | |
---|
| 603 | m_iCount [i] = new Int64 *[MAX_NUM_SAO_TYPE]; |
---|
| 604 | m_iOffset[i] = new Int64 *[MAX_NUM_SAO_TYPE]; |
---|
| 605 | m_iOffsetOrg[i] = new Int64 *[MAX_NUM_SAO_TYPE]; |
---|
| 606 | |
---|
| 607 | for (Int j=0;j<MAX_NUM_SAO_TYPE;j++) |
---|
| 608 | { |
---|
| 609 | m_iCount [i][j] = new Int64 [MAX_NUM_SAO_CLASS]; |
---|
| 610 | m_iOffset[i][j] = new Int64 [MAX_NUM_SAO_CLASS]; |
---|
| 611 | m_iOffsetOrg[i][j]= new Int64 [MAX_NUM_SAO_CLASS]; |
---|
| 612 | } |
---|
| 613 | } |
---|
| 614 | Int numLcu = m_iNumCuInWidth * m_iNumCuInHeight; |
---|
| 615 | m_count_PreDblk = new Int64 ***[numLcu]; |
---|
| 616 | m_offsetOrg_PreDblk = new Int64 ***[numLcu]; |
---|
| 617 | for (Int i=0; i<numLcu; i++) |
---|
| 618 | { |
---|
| 619 | m_count_PreDblk[i] = new Int64 **[3]; |
---|
| 620 | m_offsetOrg_PreDblk[i] = new Int64 **[3]; |
---|
| 621 | |
---|
| 622 | for (Int j=0;j<3;j++) |
---|
| 623 | { |
---|
| 624 | m_count_PreDblk [i][j] = new Int64 *[MAX_NUM_SAO_TYPE]; |
---|
| 625 | m_offsetOrg_PreDblk[i][j] = new Int64 *[MAX_NUM_SAO_TYPE]; |
---|
| 626 | |
---|
| 627 | for (Int k=0;k<MAX_NUM_SAO_TYPE;k++) |
---|
| 628 | { |
---|
| 629 | m_count_PreDblk [i][j][k] = new Int64 [MAX_NUM_SAO_CLASS]; |
---|
| 630 | m_offsetOrg_PreDblk[i][j][k]= new Int64 [MAX_NUM_SAO_CLASS]; |
---|
| 631 | } |
---|
| 632 | } |
---|
| 633 | } |
---|
| 634 | |
---|
| 635 | Int iMaxDepth = 4; |
---|
| 636 | m_pppcRDSbacCoder = new TEncSbac** [iMaxDepth+1]; |
---|
| 637 | #if FAST_BIT_EST |
---|
| 638 | m_pppcBinCoderCABAC = new TEncBinCABACCounter** [iMaxDepth+1]; |
---|
| 639 | #else |
---|
| 640 | m_pppcBinCoderCABAC = new TEncBinCABAC** [iMaxDepth+1]; |
---|
| 641 | #endif |
---|
| 642 | |
---|
| 643 | for ( Int iDepth = 0; iDepth < iMaxDepth+1; iDepth++ ) |
---|
| 644 | { |
---|
| 645 | m_pppcRDSbacCoder[iDepth] = new TEncSbac* [CI_NUM]; |
---|
| 646 | #if FAST_BIT_EST |
---|
| 647 | m_pppcBinCoderCABAC[iDepth] = new TEncBinCABACCounter* [CI_NUM]; |
---|
| 648 | #else |
---|
| 649 | m_pppcBinCoderCABAC[iDepth] = new TEncBinCABAC* [CI_NUM]; |
---|
| 650 | #endif |
---|
| 651 | for (Int iCIIdx = 0; iCIIdx < CI_NUM; iCIIdx ++ ) |
---|
| 652 | { |
---|
| 653 | m_pppcRDSbacCoder[iDepth][iCIIdx] = new TEncSbac; |
---|
| 654 | #if FAST_BIT_EST |
---|
| 655 | m_pppcBinCoderCABAC [iDepth][iCIIdx] = new TEncBinCABACCounter; |
---|
| 656 | #else |
---|
| 657 | m_pppcBinCoderCABAC [iDepth][iCIIdx] = new TEncBinCABAC; |
---|
| 658 | #endif |
---|
| 659 | m_pppcRDSbacCoder [iDepth][iCIIdx]->init( m_pppcBinCoderCABAC [iDepth][iCIIdx] ); |
---|
| 660 | } |
---|
| 661 | } |
---|
| 662 | } |
---|
| 663 | |
---|
| 664 | /** Start SAO encoder |
---|
| 665 | * \param pcPic, pcEntropyCoder, pppcRDSbacCoder, pcRDGoOnSbacCoder |
---|
| 666 | */ |
---|
| 667 | Void TEncSampleAdaptiveOffset::startSaoEnc( TComPic* pcPic, TEncEntropy* pcEntropyCoder, TEncSbac*** pppcRDSbacCoder, TEncSbac* pcRDGoOnSbacCoder) |
---|
| 668 | { |
---|
| 669 | m_bUseSBACRD = true; |
---|
| 670 | m_pcPic = pcPic; |
---|
| 671 | m_pcEntropyCoder = pcEntropyCoder; |
---|
| 672 | |
---|
| 673 | m_pcRDGoOnSbacCoder = pcRDGoOnSbacCoder; |
---|
| 674 | m_pcEntropyCoder->setEntropyCoder(m_pcRDGoOnSbacCoder, pcPic->getSlice(0)); |
---|
| 675 | m_pcEntropyCoder->resetEntropy(); |
---|
| 676 | m_pcEntropyCoder->resetBits(); |
---|
| 677 | |
---|
| 678 | if( m_bUseSBACRD ) |
---|
| 679 | { |
---|
| 680 | m_pcRDGoOnSbacCoder->store( m_pppcRDSbacCoder[0][CI_NEXT_BEST]); |
---|
| 681 | m_pppcRDSbacCoder[0][CI_CURR_BEST]->load( m_pppcRDSbacCoder[0][CI_NEXT_BEST]); |
---|
| 682 | } |
---|
| 683 | } |
---|
| 684 | |
---|
| 685 | /** End SAO encoder |
---|
| 686 | */ |
---|
| 687 | Void TEncSampleAdaptiveOffset::endSaoEnc() |
---|
| 688 | { |
---|
| 689 | m_pcPic = NULL; |
---|
| 690 | m_pcEntropyCoder = NULL; |
---|
| 691 | } |
---|
| 692 | |
---|
| 693 | inline Int xSign(Int x) |
---|
| 694 | { |
---|
| 695 | return ((x >> 31) | ((Int)( (((UInt) -x)) >> 31))); |
---|
| 696 | } |
---|
| 697 | |
---|
| 698 | /** Calculate SAO statistics for non-cross-slice or non-cross-tile processing |
---|
| 699 | * \param pRecStart to-be-filtered block buffer pointer |
---|
| 700 | * \param pOrgStart original block buffer pointer |
---|
| 701 | * \param stride picture buffer stride |
---|
| 702 | * \param ppStat statistics buffer |
---|
| 703 | * \param ppCount counter buffer |
---|
| 704 | * \param width block width |
---|
| 705 | * \param height block height |
---|
| 706 | * \param pbBorderAvail availabilities of block border pixels |
---|
| 707 | */ |
---|
| 708 | Void TEncSampleAdaptiveOffset::calcSaoStatsBlock( Pel* pRecStart, Pel* pOrgStart, Int stride, Int64** ppStats, Int64** ppCount, UInt width, UInt height, Bool* pbBorderAvail, Int iYCbCr) |
---|
| 709 | { |
---|
| 710 | Int64 *stats, *count; |
---|
| 711 | Int classIdx, posShift, startX, endX, startY, endY, signLeft,signRight,signDown,signDown1; |
---|
| 712 | Pel *pOrg, *pRec; |
---|
| 713 | UInt edgeType; |
---|
| 714 | Int x, y; |
---|
| 715 | Pel *pTableBo = (iYCbCr==0)?m_lumaTableBo:m_chromaTableBo; |
---|
| 716 | |
---|
| 717 | //--------- Band offset-----------// |
---|
| 718 | stats = ppStats[SAO_BO]; |
---|
| 719 | count = ppCount[SAO_BO]; |
---|
| 720 | pOrg = pOrgStart; |
---|
| 721 | pRec = pRecStart; |
---|
| 722 | for (y=0; y< height; y++) |
---|
| 723 | { |
---|
| 724 | for (x=0; x< width; x++) |
---|
| 725 | { |
---|
| 726 | classIdx = pTableBo[pRec[x]]; |
---|
| 727 | if (classIdx) |
---|
| 728 | { |
---|
| 729 | stats[classIdx] += (pOrg[x] - pRec[x]); |
---|
| 730 | count[classIdx] ++; |
---|
| 731 | } |
---|
| 732 | } |
---|
| 733 | pOrg += stride; |
---|
| 734 | pRec += stride; |
---|
| 735 | } |
---|
| 736 | //---------- Edge offset 0--------------// |
---|
| 737 | stats = ppStats[SAO_EO_0]; |
---|
| 738 | count = ppCount[SAO_EO_0]; |
---|
| 739 | pOrg = pOrgStart; |
---|
| 740 | pRec = pRecStart; |
---|
| 741 | |
---|
| 742 | |
---|
| 743 | startX = (pbBorderAvail[SGU_L]) ? 0 : 1; |
---|
| 744 | endX = (pbBorderAvail[SGU_R]) ? width : (width -1); |
---|
| 745 | for (y=0; y< height; y++) |
---|
| 746 | { |
---|
| 747 | signLeft = xSign(pRec[startX] - pRec[startX-1]); |
---|
| 748 | for (x=startX; x< endX; x++) |
---|
| 749 | { |
---|
| 750 | signRight = xSign(pRec[x] - pRec[x+1]); |
---|
| 751 | edgeType = signRight + signLeft + 2; |
---|
| 752 | signLeft = -signRight; |
---|
| 753 | |
---|
| 754 | stats[m_auiEoTable[edgeType]] += (pOrg[x] - pRec[x]); |
---|
| 755 | count[m_auiEoTable[edgeType]] ++; |
---|
| 756 | } |
---|
| 757 | pRec += stride; |
---|
| 758 | pOrg += stride; |
---|
| 759 | } |
---|
| 760 | |
---|
| 761 | //---------- Edge offset 1--------------// |
---|
| 762 | stats = ppStats[SAO_EO_1]; |
---|
| 763 | count = ppCount[SAO_EO_1]; |
---|
| 764 | pOrg = pOrgStart; |
---|
| 765 | pRec = pRecStart; |
---|
| 766 | |
---|
| 767 | startY = (pbBorderAvail[SGU_T]) ? 0 : 1; |
---|
| 768 | endY = (pbBorderAvail[SGU_B]) ? height : height-1; |
---|
| 769 | if (!pbBorderAvail[SGU_T]) |
---|
| 770 | { |
---|
| 771 | pRec += stride; |
---|
| 772 | pOrg += stride; |
---|
| 773 | } |
---|
| 774 | |
---|
| 775 | for (x=0; x< width; x++) |
---|
| 776 | { |
---|
| 777 | m_iUpBuff1[x] = xSign(pRec[x] - pRec[x-stride]); |
---|
| 778 | } |
---|
| 779 | for (y=startY; y<endY; y++) |
---|
| 780 | { |
---|
| 781 | for (x=0; x< width; x++) |
---|
| 782 | { |
---|
| 783 | signDown = xSign(pRec[x] - pRec[x+stride]); |
---|
| 784 | edgeType = signDown + m_iUpBuff1[x] + 2; |
---|
| 785 | m_iUpBuff1[x] = -signDown; |
---|
| 786 | |
---|
| 787 | stats[m_auiEoTable[edgeType]] += (pOrg[x] - pRec[x]); |
---|
| 788 | count[m_auiEoTable[edgeType]] ++; |
---|
| 789 | } |
---|
| 790 | pOrg += stride; |
---|
| 791 | pRec += stride; |
---|
| 792 | } |
---|
| 793 | //---------- Edge offset 2--------------// |
---|
| 794 | stats = ppStats[SAO_EO_2]; |
---|
| 795 | count = ppCount[SAO_EO_2]; |
---|
| 796 | pOrg = pOrgStart; |
---|
| 797 | pRec = pRecStart; |
---|
| 798 | |
---|
| 799 | posShift= stride + 1; |
---|
| 800 | |
---|
| 801 | startX = (pbBorderAvail[SGU_L]) ? 0 : 1 ; |
---|
| 802 | endX = (pbBorderAvail[SGU_R]) ? width : (width-1); |
---|
| 803 | |
---|
| 804 | //prepare 2nd line upper sign |
---|
| 805 | pRec += stride; |
---|
| 806 | for (x=startX; x< endX+1; x++) |
---|
| 807 | { |
---|
| 808 | m_iUpBuff1[x] = xSign(pRec[x] - pRec[x- posShift]); |
---|
| 809 | } |
---|
| 810 | |
---|
| 811 | //1st line |
---|
| 812 | pRec -= stride; |
---|
| 813 | if(pbBorderAvail[SGU_TL]) |
---|
| 814 | { |
---|
| 815 | x= 0; |
---|
| 816 | edgeType = xSign(pRec[x] - pRec[x- posShift]) - m_iUpBuff1[x+1] + 2; |
---|
| 817 | stats[m_auiEoTable[edgeType]] += (pOrg[x] - pRec[x]); |
---|
| 818 | count[m_auiEoTable[edgeType]] ++; |
---|
| 819 | } |
---|
| 820 | if(pbBorderAvail[SGU_T]) |
---|
| 821 | { |
---|
| 822 | for(x= 1; x< endX; x++) |
---|
| 823 | { |
---|
| 824 | edgeType = xSign(pRec[x] - pRec[x- posShift]) - m_iUpBuff1[x+1] + 2; |
---|
| 825 | stats[m_auiEoTable[edgeType]] += (pOrg[x] - pRec[x]); |
---|
| 826 | count[m_auiEoTable[edgeType]] ++; |
---|
| 827 | } |
---|
| 828 | } |
---|
| 829 | pRec += stride; |
---|
| 830 | pOrg += stride; |
---|
| 831 | |
---|
| 832 | //middle lines |
---|
| 833 | for (y= 1; y< height-1; y++) |
---|
| 834 | { |
---|
| 835 | for (x=startX; x<endX; x++) |
---|
| 836 | { |
---|
| 837 | signDown1 = xSign(pRec[x] - pRec[x+ posShift]) ; |
---|
| 838 | edgeType = signDown1 + m_iUpBuff1[x] + 2; |
---|
| 839 | stats[m_auiEoTable[edgeType]] += (pOrg[x] - pRec[x]); |
---|
| 840 | count[m_auiEoTable[edgeType]] ++; |
---|
| 841 | |
---|
| 842 | m_iUpBufft[x+1] = -signDown1; |
---|
| 843 | } |
---|
| 844 | m_iUpBufft[startX] = xSign(pRec[stride+startX] - pRec[startX-1]); |
---|
| 845 | |
---|
| 846 | ipSwap = m_iUpBuff1; |
---|
| 847 | m_iUpBuff1 = m_iUpBufft; |
---|
| 848 | m_iUpBufft = ipSwap; |
---|
| 849 | |
---|
| 850 | pRec += stride; |
---|
| 851 | pOrg += stride; |
---|
| 852 | } |
---|
| 853 | |
---|
| 854 | //last line |
---|
| 855 | if(pbBorderAvail[SGU_B]) |
---|
| 856 | { |
---|
| 857 | for(x= startX; x< width-1; x++) |
---|
| 858 | { |
---|
| 859 | edgeType = xSign(pRec[x] - pRec[x+ posShift]) + m_iUpBuff1[x] + 2; |
---|
| 860 | stats[m_auiEoTable[edgeType]] += (pOrg[x] - pRec[x]); |
---|
| 861 | count[m_auiEoTable[edgeType]] ++; |
---|
| 862 | } |
---|
| 863 | } |
---|
| 864 | if(pbBorderAvail[SGU_BR]) |
---|
| 865 | { |
---|
| 866 | x= width -1; |
---|
| 867 | edgeType = xSign(pRec[x] - pRec[x+ posShift]) + m_iUpBuff1[x] + 2; |
---|
| 868 | stats[m_auiEoTable[edgeType]] += (pOrg[x] - pRec[x]); |
---|
| 869 | count[m_auiEoTable[edgeType]] ++; |
---|
| 870 | } |
---|
| 871 | |
---|
| 872 | //---------- Edge offset 3--------------// |
---|
| 873 | |
---|
| 874 | stats = ppStats[SAO_EO_3]; |
---|
| 875 | count = ppCount[SAO_EO_3]; |
---|
| 876 | pOrg = pOrgStart; |
---|
| 877 | pRec = pRecStart; |
---|
| 878 | |
---|
| 879 | posShift = stride - 1; |
---|
| 880 | startX = (pbBorderAvail[SGU_L]) ? 0 : 1; |
---|
| 881 | endX = (pbBorderAvail[SGU_R]) ? width : (width -1); |
---|
| 882 | |
---|
| 883 | //prepare 2nd line upper sign |
---|
| 884 | pRec += stride; |
---|
| 885 | for (x=startX-1; x< endX; x++) |
---|
| 886 | { |
---|
| 887 | m_iUpBuff1[x] = xSign(pRec[x] - pRec[x- posShift]); |
---|
| 888 | } |
---|
| 889 | |
---|
| 890 | |
---|
| 891 | //first line |
---|
| 892 | pRec -= stride; |
---|
| 893 | if(pbBorderAvail[SGU_T]) |
---|
| 894 | { |
---|
| 895 | for(x= startX; x< width -1; x++) |
---|
| 896 | { |
---|
| 897 | edgeType = xSign(pRec[x] - pRec[x- posShift]) -m_iUpBuff1[x-1] + 2; |
---|
| 898 | stats[m_auiEoTable[edgeType]] += (pOrg[x] - pRec[x]); |
---|
| 899 | count[m_auiEoTable[edgeType]] ++; |
---|
| 900 | } |
---|
| 901 | } |
---|
| 902 | if(pbBorderAvail[SGU_TR]) |
---|
| 903 | { |
---|
| 904 | x= width-1; |
---|
| 905 | edgeType = xSign(pRec[x] - pRec[x- posShift]) -m_iUpBuff1[x-1] + 2; |
---|
| 906 | stats[m_auiEoTable[edgeType]] += (pOrg[x] - pRec[x]); |
---|
| 907 | count[m_auiEoTable[edgeType]] ++; |
---|
| 908 | } |
---|
| 909 | pRec += stride; |
---|
| 910 | pOrg += stride; |
---|
| 911 | |
---|
| 912 | //middle lines |
---|
| 913 | for (y= 1; y< height-1; y++) |
---|
| 914 | { |
---|
| 915 | for(x= startX; x< endX; x++) |
---|
| 916 | { |
---|
| 917 | signDown1 = xSign(pRec[x] - pRec[x+ posShift]) ; |
---|
| 918 | edgeType = signDown1 + m_iUpBuff1[x] + 2; |
---|
| 919 | |
---|
| 920 | stats[m_auiEoTable[edgeType]] += (pOrg[x] - pRec[x]); |
---|
| 921 | count[m_auiEoTable[edgeType]] ++; |
---|
| 922 | m_iUpBuff1[x-1] = -signDown1; |
---|
| 923 | |
---|
| 924 | } |
---|
| 925 | m_iUpBuff1[endX-1] = xSign(pRec[endX-1 + stride] - pRec[endX]); |
---|
| 926 | |
---|
| 927 | pRec += stride; |
---|
| 928 | pOrg += stride; |
---|
| 929 | } |
---|
| 930 | |
---|
| 931 | //last line |
---|
| 932 | if(pbBorderAvail[SGU_BL]) |
---|
| 933 | { |
---|
| 934 | x= 0; |
---|
| 935 | edgeType = xSign(pRec[x] - pRec[x+ posShift]) + m_iUpBuff1[x] + 2; |
---|
| 936 | stats[m_auiEoTable[edgeType]] += (pOrg[x] - pRec[x]); |
---|
| 937 | count[m_auiEoTable[edgeType]] ++; |
---|
| 938 | |
---|
| 939 | } |
---|
| 940 | if(pbBorderAvail[SGU_B]) |
---|
| 941 | { |
---|
| 942 | for(x= 1; x< endX; x++) |
---|
| 943 | { |
---|
| 944 | edgeType = xSign(pRec[x] - pRec[x+ posShift]) + m_iUpBuff1[x] + 2; |
---|
| 945 | stats[m_auiEoTable[edgeType]] += (pOrg[x] - pRec[x]); |
---|
| 946 | count[m_auiEoTable[edgeType]] ++; |
---|
| 947 | } |
---|
| 948 | } |
---|
| 949 | } |
---|
| 950 | |
---|
| 951 | /** Calculate SAO statistics for current LCU |
---|
| 952 | * \param iAddr, iPartIdx, iYCbCr |
---|
| 953 | */ |
---|
| 954 | Void TEncSampleAdaptiveOffset::calcSaoStatsCu(Int iAddr, Int iPartIdx, Int iYCbCr) |
---|
| 955 | { |
---|
| 956 | if(!m_bUseNIF) |
---|
| 957 | { |
---|
| 958 | calcSaoStatsCuOrg( iAddr, iPartIdx, iYCbCr); |
---|
| 959 | } |
---|
| 960 | else |
---|
| 961 | { |
---|
| 962 | Int64** ppStats = m_iOffsetOrg[iPartIdx]; |
---|
| 963 | Int64** ppCount = m_iCount [iPartIdx]; |
---|
| 964 | |
---|
| 965 | //parameters |
---|
| 966 | Int isChroma = (iYCbCr != 0)? 1:0; |
---|
| 967 | Int stride = (iYCbCr != 0)?(m_pcPic->getCStride()):(m_pcPic->getStride()); |
---|
| 968 | Pel* pPicOrg = getPicYuvAddr (m_pcPic->getPicYuvOrg(), iYCbCr); |
---|
| 969 | Pel* pPicRec = getPicYuvAddr(m_pcYuvTmp, iYCbCr); |
---|
| 970 | |
---|
| 971 | std::vector<NDBFBlockInfo>& vFilterBlocks = *(m_pcPic->getCU(iAddr)->getNDBFilterBlocks()); |
---|
| 972 | |
---|
| 973 | //variables |
---|
| 974 | UInt xPos, yPos, width, height; |
---|
| 975 | Bool* pbBorderAvail; |
---|
| 976 | UInt posOffset; |
---|
| 977 | |
---|
| 978 | for(Int i=0; i< vFilterBlocks.size(); i++) |
---|
| 979 | { |
---|
| 980 | xPos = vFilterBlocks[i].posX >> isChroma; |
---|
| 981 | yPos = vFilterBlocks[i].posY >> isChroma; |
---|
| 982 | width = vFilterBlocks[i].width >> isChroma; |
---|
| 983 | height = vFilterBlocks[i].height >> isChroma; |
---|
| 984 | pbBorderAvail = vFilterBlocks[i].isBorderAvailable; |
---|
| 985 | |
---|
| 986 | posOffset = (yPos* stride) + xPos; |
---|
| 987 | |
---|
| 988 | calcSaoStatsBlock(pPicRec+ posOffset, pPicOrg+ posOffset, stride, ppStats, ppCount,width, height, pbBorderAvail, iYCbCr); |
---|
| 989 | } |
---|
| 990 | } |
---|
| 991 | |
---|
| 992 | } |
---|
| 993 | |
---|
| 994 | /** Calculate SAO statistics for current LCU without non-crossing slice |
---|
| 995 | * \param iAddr, iPartIdx, iYCbCr |
---|
| 996 | */ |
---|
| 997 | Void TEncSampleAdaptiveOffset::calcSaoStatsCuOrg(Int iAddr, Int iPartIdx, Int iYCbCr) |
---|
| 998 | { |
---|
| 999 | Int x,y; |
---|
| 1000 | TComDataCU *pTmpCu = m_pcPic->getCU(iAddr); |
---|
| 1001 | TComSPS *pTmpSPS = m_pcPic->getSlice(0)->getSPS(); |
---|
| 1002 | |
---|
| 1003 | Pel* pOrg; |
---|
| 1004 | Pel* pRec; |
---|
| 1005 | Int iStride; |
---|
| 1006 | Int iLcuHeight = pTmpSPS->getMaxCUHeight(); |
---|
| 1007 | Int iLcuWidth = pTmpSPS->getMaxCUWidth(); |
---|
| 1008 | UInt uiLPelX = pTmpCu->getCUPelX(); |
---|
| 1009 | UInt uiTPelY = pTmpCu->getCUPelY(); |
---|
| 1010 | UInt uiRPelX; |
---|
| 1011 | UInt uiBPelY; |
---|
| 1012 | Int64* iStats; |
---|
| 1013 | Int64* iCount; |
---|
| 1014 | Int iClassIdx; |
---|
| 1015 | Int iPicWidthTmp; |
---|
| 1016 | Int iPicHeightTmp; |
---|
| 1017 | Int iStartX; |
---|
| 1018 | Int iStartY; |
---|
| 1019 | Int iEndX; |
---|
| 1020 | Int iEndY; |
---|
| 1021 | Pel* pTableBo = (iYCbCr==0)?m_lumaTableBo:m_chromaTableBo; |
---|
| 1022 | |
---|
| 1023 | Int iIsChroma = (iYCbCr!=0)? 1:0; |
---|
| 1024 | Int numSkipLine = iIsChroma? 2:4; |
---|
| 1025 | if (m_saoLcuBasedOptimization == 0) |
---|
| 1026 | { |
---|
| 1027 | numSkipLine = 0; |
---|
| 1028 | } |
---|
| 1029 | |
---|
| 1030 | Int numSkipLineRight = iIsChroma? 3:5; |
---|
| 1031 | if (m_saoLcuBasedOptimization == 0) |
---|
| 1032 | { |
---|
| 1033 | numSkipLineRight = 0; |
---|
| 1034 | } |
---|
| 1035 | |
---|
| 1036 | iPicWidthTmp = m_iPicWidth >> iIsChroma; |
---|
| 1037 | iPicHeightTmp = m_iPicHeight >> iIsChroma; |
---|
| 1038 | iLcuWidth = iLcuWidth >> iIsChroma; |
---|
| 1039 | iLcuHeight = iLcuHeight >> iIsChroma; |
---|
| 1040 | uiLPelX = uiLPelX >> iIsChroma; |
---|
| 1041 | uiTPelY = uiTPelY >> iIsChroma; |
---|
| 1042 | uiRPelX = uiLPelX + iLcuWidth ; |
---|
| 1043 | uiBPelY = uiTPelY + iLcuHeight ; |
---|
| 1044 | uiRPelX = uiRPelX > iPicWidthTmp ? iPicWidthTmp : uiRPelX; |
---|
| 1045 | uiBPelY = uiBPelY > iPicHeightTmp ? iPicHeightTmp : uiBPelY; |
---|
| 1046 | iLcuWidth = uiRPelX - uiLPelX; |
---|
| 1047 | iLcuHeight = uiBPelY - uiTPelY; |
---|
| 1048 | |
---|
| 1049 | iStride = (iYCbCr == 0)? m_pcPic->getStride(): m_pcPic->getCStride(); |
---|
| 1050 | |
---|
| 1051 | //if(iSaoType == BO_0 || iSaoType == BO_1) |
---|
| 1052 | { |
---|
| 1053 | if( m_saoLcuBasedOptimization && m_saoLcuBoundary ) |
---|
| 1054 | { |
---|
| 1055 | numSkipLine = iIsChroma? 1:3; |
---|
| 1056 | numSkipLineRight = iIsChroma? 2:4; |
---|
| 1057 | } |
---|
| 1058 | iStats = m_iOffsetOrg[iPartIdx][SAO_BO]; |
---|
| 1059 | iCount = m_iCount [iPartIdx][SAO_BO]; |
---|
| 1060 | |
---|
| 1061 | pOrg = getPicYuvAddr(m_pcPic->getPicYuvOrg(), iYCbCr, iAddr); |
---|
| 1062 | pRec = getPicYuvAddr(m_pcPic->getPicYuvRec(), iYCbCr, iAddr); |
---|
| 1063 | |
---|
| 1064 | iEndX = (uiRPelX == iPicWidthTmp) ? iLcuWidth : iLcuWidth-numSkipLineRight; |
---|
| 1065 | iEndY = (uiBPelY == iPicHeightTmp) ? iLcuHeight : iLcuHeight-numSkipLine; |
---|
| 1066 | for (y=0; y<iEndY; y++) |
---|
| 1067 | { |
---|
| 1068 | for (x=0; x<iEndX; x++) |
---|
| 1069 | { |
---|
| 1070 | iClassIdx = pTableBo[pRec[x]]; |
---|
| 1071 | if (iClassIdx) |
---|
| 1072 | { |
---|
| 1073 | iStats[iClassIdx] += (pOrg[x] - pRec[x]); |
---|
| 1074 | iCount[iClassIdx] ++; |
---|
| 1075 | } |
---|
| 1076 | } |
---|
| 1077 | pOrg += iStride; |
---|
| 1078 | pRec += iStride; |
---|
| 1079 | } |
---|
| 1080 | |
---|
| 1081 | } |
---|
| 1082 | Int iSignLeft; |
---|
| 1083 | Int iSignRight; |
---|
| 1084 | Int iSignDown; |
---|
| 1085 | Int iSignDown1; |
---|
| 1086 | Int iSignDown2; |
---|
| 1087 | |
---|
| 1088 | UInt uiEdgeType; |
---|
| 1089 | |
---|
| 1090 | //if (iSaoType == EO_0 || iSaoType == EO_1 || iSaoType == EO_2 || iSaoType == EO_3) |
---|
| 1091 | { |
---|
| 1092 | //if (iSaoType == EO_0) |
---|
| 1093 | { |
---|
| 1094 | if( m_saoLcuBasedOptimization && m_saoLcuBoundary ) |
---|
| 1095 | { |
---|
| 1096 | numSkipLine = iIsChroma? 1:3; |
---|
| 1097 | numSkipLineRight = iIsChroma? 3:5; |
---|
| 1098 | } |
---|
| 1099 | iStats = m_iOffsetOrg[iPartIdx][SAO_EO_0]; |
---|
| 1100 | iCount = m_iCount [iPartIdx][SAO_EO_0]; |
---|
| 1101 | |
---|
| 1102 | pOrg = getPicYuvAddr(m_pcPic->getPicYuvOrg(), iYCbCr, iAddr); |
---|
| 1103 | pRec = getPicYuvAddr(m_pcPic->getPicYuvRec(), iYCbCr, iAddr); |
---|
| 1104 | |
---|
| 1105 | iStartX = (uiLPelX == 0) ? 1 : 0; |
---|
| 1106 | iEndX = (uiRPelX == iPicWidthTmp) ? iLcuWidth-1 : iLcuWidth-numSkipLineRight; |
---|
| 1107 | for (y=0; y<iLcuHeight-numSkipLine; y++) |
---|
| 1108 | { |
---|
| 1109 | iSignLeft = xSign(pRec[iStartX] - pRec[iStartX-1]); |
---|
| 1110 | for (x=iStartX; x< iEndX; x++) |
---|
| 1111 | { |
---|
| 1112 | iSignRight = xSign(pRec[x] - pRec[x+1]); |
---|
| 1113 | uiEdgeType = iSignRight + iSignLeft + 2; |
---|
| 1114 | iSignLeft = -iSignRight; |
---|
| 1115 | |
---|
| 1116 | iStats[m_auiEoTable[uiEdgeType]] += (pOrg[x] - pRec[x]); |
---|
| 1117 | iCount[m_auiEoTable[uiEdgeType]] ++; |
---|
| 1118 | } |
---|
| 1119 | pOrg += iStride; |
---|
| 1120 | pRec += iStride; |
---|
| 1121 | } |
---|
| 1122 | } |
---|
| 1123 | |
---|
| 1124 | //if (iSaoType == EO_1) |
---|
| 1125 | { |
---|
| 1126 | if( m_saoLcuBasedOptimization && m_saoLcuBoundary ) |
---|
| 1127 | { |
---|
| 1128 | numSkipLine = iIsChroma? 2:4; |
---|
| 1129 | numSkipLineRight = iIsChroma? 2:4; |
---|
| 1130 | } |
---|
| 1131 | iStats = m_iOffsetOrg[iPartIdx][SAO_EO_1]; |
---|
| 1132 | iCount = m_iCount [iPartIdx][SAO_EO_1]; |
---|
| 1133 | |
---|
| 1134 | pOrg = getPicYuvAddr(m_pcPic->getPicYuvOrg(), iYCbCr, iAddr); |
---|
| 1135 | pRec = getPicYuvAddr(m_pcPic->getPicYuvRec(), iYCbCr, iAddr); |
---|
| 1136 | |
---|
| 1137 | iStartY = (uiTPelY == 0) ? 1 : 0; |
---|
| 1138 | iEndX = (uiRPelX == iPicWidthTmp) ? iLcuWidth : iLcuWidth-numSkipLineRight; |
---|
| 1139 | iEndY = (uiBPelY == iPicHeightTmp) ? iLcuHeight-1 : iLcuHeight-numSkipLine; |
---|
| 1140 | if (uiTPelY == 0) |
---|
| 1141 | { |
---|
| 1142 | pOrg += iStride; |
---|
| 1143 | pRec += iStride; |
---|
| 1144 | } |
---|
| 1145 | |
---|
| 1146 | for (x=0; x< iLcuWidth; x++) |
---|
| 1147 | { |
---|
| 1148 | m_iUpBuff1[x] = xSign(pRec[x] - pRec[x-iStride]); |
---|
| 1149 | } |
---|
| 1150 | for (y=iStartY; y<iEndY; y++) |
---|
| 1151 | { |
---|
| 1152 | for (x=0; x<iEndX; x++) |
---|
| 1153 | { |
---|
| 1154 | iSignDown = xSign(pRec[x] - pRec[x+iStride]); |
---|
| 1155 | uiEdgeType = iSignDown + m_iUpBuff1[x] + 2; |
---|
| 1156 | m_iUpBuff1[x] = -iSignDown; |
---|
| 1157 | |
---|
| 1158 | iStats[m_auiEoTable[uiEdgeType]] += (pOrg[x] - pRec[x]); |
---|
| 1159 | iCount[m_auiEoTable[uiEdgeType]] ++; |
---|
| 1160 | } |
---|
| 1161 | pOrg += iStride; |
---|
| 1162 | pRec += iStride; |
---|
| 1163 | } |
---|
| 1164 | } |
---|
| 1165 | //if (iSaoType == EO_2) |
---|
| 1166 | { |
---|
| 1167 | if( m_saoLcuBasedOptimization && m_saoLcuBoundary ) |
---|
| 1168 | { |
---|
| 1169 | numSkipLine = iIsChroma? 2:4; |
---|
| 1170 | numSkipLineRight = iIsChroma? 3:5; |
---|
| 1171 | } |
---|
| 1172 | iStats = m_iOffsetOrg[iPartIdx][SAO_EO_2]; |
---|
| 1173 | iCount = m_iCount [iPartIdx][SAO_EO_2]; |
---|
| 1174 | |
---|
| 1175 | pOrg = getPicYuvAddr(m_pcPic->getPicYuvOrg(), iYCbCr, iAddr); |
---|
| 1176 | pRec = getPicYuvAddr(m_pcPic->getPicYuvRec(), iYCbCr, iAddr); |
---|
| 1177 | |
---|
| 1178 | iStartX = (uiLPelX == 0) ? 1 : 0; |
---|
| 1179 | iEndX = (uiRPelX == iPicWidthTmp) ? iLcuWidth-1 : iLcuWidth-numSkipLineRight; |
---|
| 1180 | |
---|
| 1181 | iStartY = (uiTPelY == 0) ? 1 : 0; |
---|
| 1182 | iEndY = (uiBPelY == iPicHeightTmp) ? iLcuHeight-1 : iLcuHeight-numSkipLine; |
---|
| 1183 | if (uiTPelY == 0) |
---|
| 1184 | { |
---|
| 1185 | pOrg += iStride; |
---|
| 1186 | pRec += iStride; |
---|
| 1187 | } |
---|
| 1188 | |
---|
| 1189 | for (x=iStartX; x<iEndX; x++) |
---|
| 1190 | { |
---|
| 1191 | m_iUpBuff1[x] = xSign(pRec[x] - pRec[x-iStride-1]); |
---|
| 1192 | } |
---|
| 1193 | for (y=iStartY; y<iEndY; y++) |
---|
| 1194 | { |
---|
| 1195 | iSignDown2 = xSign(pRec[iStride+iStartX] - pRec[iStartX-1]); |
---|
| 1196 | for (x=iStartX; x<iEndX; x++) |
---|
| 1197 | { |
---|
| 1198 | iSignDown1 = xSign(pRec[x] - pRec[x+iStride+1]) ; |
---|
| 1199 | uiEdgeType = iSignDown1 + m_iUpBuff1[x] + 2; |
---|
| 1200 | m_iUpBufft[x+1] = -iSignDown1; |
---|
| 1201 | iStats[m_auiEoTable[uiEdgeType]] += (pOrg[x] - pRec[x]); |
---|
| 1202 | iCount[m_auiEoTable[uiEdgeType]] ++; |
---|
| 1203 | } |
---|
| 1204 | m_iUpBufft[iStartX] = iSignDown2; |
---|
| 1205 | ipSwap = m_iUpBuff1; |
---|
| 1206 | m_iUpBuff1 = m_iUpBufft; |
---|
| 1207 | m_iUpBufft = ipSwap; |
---|
| 1208 | |
---|
| 1209 | pRec += iStride; |
---|
| 1210 | pOrg += iStride; |
---|
| 1211 | } |
---|
| 1212 | } |
---|
| 1213 | //if (iSaoType == EO_3 ) |
---|
| 1214 | { |
---|
| 1215 | if( m_saoLcuBasedOptimization && m_saoLcuBoundary ) |
---|
| 1216 | { |
---|
| 1217 | numSkipLine = iIsChroma? 2:4; |
---|
| 1218 | numSkipLineRight = iIsChroma? 3:5; |
---|
| 1219 | } |
---|
| 1220 | iStats = m_iOffsetOrg[iPartIdx][SAO_EO_3]; |
---|
| 1221 | iCount = m_iCount [iPartIdx][SAO_EO_3]; |
---|
| 1222 | |
---|
| 1223 | pOrg = getPicYuvAddr(m_pcPic->getPicYuvOrg(), iYCbCr, iAddr); |
---|
| 1224 | pRec = getPicYuvAddr(m_pcPic->getPicYuvRec(), iYCbCr, iAddr); |
---|
| 1225 | |
---|
| 1226 | iStartX = (uiLPelX == 0) ? 1 : 0; |
---|
| 1227 | iEndX = (uiRPelX == iPicWidthTmp) ? iLcuWidth-1 : iLcuWidth-numSkipLineRight; |
---|
| 1228 | |
---|
| 1229 | iStartY = (uiTPelY == 0) ? 1 : 0; |
---|
| 1230 | iEndY = (uiBPelY == iPicHeightTmp) ? iLcuHeight-1 : iLcuHeight-numSkipLine; |
---|
| 1231 | if (iStartY == 1) |
---|
| 1232 | { |
---|
| 1233 | pOrg += iStride; |
---|
| 1234 | pRec += iStride; |
---|
| 1235 | } |
---|
| 1236 | |
---|
| 1237 | for (x=iStartX-1; x<iEndX; x++) |
---|
| 1238 | { |
---|
| 1239 | m_iUpBuff1[x] = xSign(pRec[x] - pRec[x-iStride+1]); |
---|
| 1240 | } |
---|
| 1241 | |
---|
| 1242 | for (y=iStartY; y<iEndY; y++) |
---|
| 1243 | { |
---|
| 1244 | for (x=iStartX; x<iEndX; x++) |
---|
| 1245 | { |
---|
| 1246 | iSignDown1 = xSign(pRec[x] - pRec[x+iStride-1]) ; |
---|
| 1247 | uiEdgeType = iSignDown1 + m_iUpBuff1[x] + 2; |
---|
| 1248 | m_iUpBuff1[x-1] = -iSignDown1; |
---|
| 1249 | iStats[m_auiEoTable[uiEdgeType]] += (pOrg[x] - pRec[x]); |
---|
| 1250 | iCount[m_auiEoTable[uiEdgeType]] ++; |
---|
| 1251 | } |
---|
| 1252 | m_iUpBuff1[iEndX-1] = xSign(pRec[iEndX-1 + iStride] - pRec[iEndX]); |
---|
| 1253 | |
---|
| 1254 | pRec += iStride; |
---|
| 1255 | pOrg += iStride; |
---|
| 1256 | } |
---|
| 1257 | } |
---|
| 1258 | } |
---|
| 1259 | } |
---|
| 1260 | |
---|
| 1261 | |
---|
| 1262 | Void TEncSampleAdaptiveOffset::calcSaoStatsCu_BeforeDblk( TComPic* pcPic ) |
---|
| 1263 | { |
---|
| 1264 | Int addr, yCbCr; |
---|
| 1265 | Int x,y; |
---|
| 1266 | TComSPS *pTmpSPS = pcPic->getSlice(0)->getSPS(); |
---|
| 1267 | |
---|
| 1268 | Pel* pOrg; |
---|
| 1269 | Pel* pRec; |
---|
| 1270 | Int stride; |
---|
| 1271 | Int lcuHeight = pTmpSPS->getMaxCUHeight(); |
---|
| 1272 | Int lcuWidth = pTmpSPS->getMaxCUWidth(); |
---|
| 1273 | UInt rPelX; |
---|
| 1274 | UInt bPelY; |
---|
| 1275 | Int64* stats; |
---|
| 1276 | Int64* count; |
---|
| 1277 | Int classIdx; |
---|
| 1278 | Int picWidthTmp = 0; |
---|
| 1279 | Int picHeightTmp = 0; |
---|
| 1280 | Int startX; |
---|
| 1281 | Int startY; |
---|
| 1282 | Int endX; |
---|
| 1283 | Int endY; |
---|
| 1284 | Int firstX, firstY; |
---|
| 1285 | |
---|
| 1286 | Int idxY; |
---|
| 1287 | Int idxX; |
---|
| 1288 | Int frameHeightInCU = m_iNumCuInHeight; |
---|
| 1289 | Int frameWidthInCU = m_iNumCuInWidth; |
---|
| 1290 | Int j, k; |
---|
| 1291 | |
---|
| 1292 | Int isChroma; |
---|
| 1293 | Int numSkipLine, numSkipLineRight; |
---|
| 1294 | |
---|
| 1295 | UInt lPelX, tPelY; |
---|
| 1296 | TComDataCU *pTmpCu; |
---|
| 1297 | Pel* pTableBo; |
---|
| 1298 | |
---|
| 1299 | for (idxY = 0; idxY< frameHeightInCU; idxY++) |
---|
| 1300 | { |
---|
| 1301 | for (idxX = 0; idxX< frameWidthInCU; idxX++) |
---|
| 1302 | { |
---|
| 1303 | lcuHeight = pTmpSPS->getMaxCUHeight(); |
---|
| 1304 | lcuWidth = pTmpSPS->getMaxCUWidth(); |
---|
| 1305 | addr = idxX + frameWidthInCU*idxY; |
---|
| 1306 | pTmpCu = pcPic->getCU(addr); |
---|
| 1307 | lPelX = pTmpCu->getCUPelX(); |
---|
| 1308 | tPelY = pTmpCu->getCUPelY(); |
---|
| 1309 | for( yCbCr = 0; yCbCr < 3; yCbCr++ ) |
---|
| 1310 | { |
---|
| 1311 | isChroma = (yCbCr!=0)? 1:0; |
---|
| 1312 | |
---|
| 1313 | for ( j=0;j<MAX_NUM_SAO_TYPE;j++) |
---|
| 1314 | { |
---|
| 1315 | for ( k=0;k< MAX_NUM_SAO_CLASS;k++) |
---|
| 1316 | { |
---|
| 1317 | m_count_PreDblk [addr][yCbCr][j][k] = 0; |
---|
| 1318 | m_offsetOrg_PreDblk[addr][yCbCr][j][k] = 0; |
---|
| 1319 | } |
---|
| 1320 | } |
---|
| 1321 | if( yCbCr == 0 ) |
---|
| 1322 | { |
---|
| 1323 | picWidthTmp = m_iPicWidth; |
---|
| 1324 | picHeightTmp = m_iPicHeight; |
---|
| 1325 | } |
---|
| 1326 | else if( yCbCr == 1 ) |
---|
| 1327 | { |
---|
| 1328 | picWidthTmp = m_iPicWidth >> isChroma; |
---|
| 1329 | picHeightTmp = m_iPicHeight >> isChroma; |
---|
| 1330 | lcuWidth = lcuWidth >> isChroma; |
---|
| 1331 | lcuHeight = lcuHeight >> isChroma; |
---|
| 1332 | lPelX = lPelX >> isChroma; |
---|
| 1333 | tPelY = tPelY >> isChroma; |
---|
| 1334 | } |
---|
| 1335 | rPelX = lPelX + lcuWidth ; |
---|
| 1336 | bPelY = tPelY + lcuHeight ; |
---|
| 1337 | rPelX = rPelX > picWidthTmp ? picWidthTmp : rPelX; |
---|
| 1338 | bPelY = bPelY > picHeightTmp ? picHeightTmp : bPelY; |
---|
| 1339 | lcuWidth = rPelX - lPelX; |
---|
| 1340 | lcuHeight = bPelY - tPelY; |
---|
| 1341 | |
---|
| 1342 | stride = (yCbCr == 0)? pcPic->getStride(): pcPic->getCStride(); |
---|
| 1343 | pTableBo = (yCbCr==0)?m_lumaTableBo:m_chromaTableBo; |
---|
| 1344 | |
---|
| 1345 | //if(iSaoType == BO) |
---|
| 1346 | |
---|
| 1347 | numSkipLine = isChroma? 1:3; |
---|
| 1348 | numSkipLineRight = isChroma? 2:4; |
---|
| 1349 | |
---|
| 1350 | stats = m_offsetOrg_PreDblk[addr][yCbCr][SAO_BO]; |
---|
| 1351 | count = m_count_PreDblk[addr][yCbCr][SAO_BO]; |
---|
| 1352 | |
---|
| 1353 | pOrg = getPicYuvAddr(pcPic->getPicYuvOrg(), yCbCr, addr); |
---|
| 1354 | pRec = getPicYuvAddr(pcPic->getPicYuvRec(), yCbCr, addr); |
---|
| 1355 | |
---|
| 1356 | startX = (rPelX == picWidthTmp) ? lcuWidth : lcuWidth-numSkipLineRight; |
---|
| 1357 | startY = (bPelY == picHeightTmp) ? lcuHeight : lcuHeight-numSkipLine; |
---|
| 1358 | |
---|
| 1359 | for (y=0; y<lcuHeight; y++) |
---|
| 1360 | { |
---|
| 1361 | for (x=0; x<lcuWidth; x++) |
---|
| 1362 | { |
---|
| 1363 | if( x < startX && y < startY ) |
---|
| 1364 | continue; |
---|
| 1365 | |
---|
| 1366 | classIdx = pTableBo[pRec[x]]; |
---|
| 1367 | if (classIdx) |
---|
| 1368 | { |
---|
| 1369 | stats[classIdx] += (pOrg[x] - pRec[x]); |
---|
| 1370 | count[classIdx] ++; |
---|
| 1371 | } |
---|
| 1372 | } |
---|
| 1373 | pOrg += stride; |
---|
| 1374 | pRec += stride; |
---|
| 1375 | } |
---|
| 1376 | |
---|
| 1377 | Int signLeft; |
---|
| 1378 | Int signRight; |
---|
| 1379 | Int signDown; |
---|
| 1380 | Int signDown1; |
---|
| 1381 | Int signDown2; |
---|
| 1382 | |
---|
| 1383 | UInt uiEdgeType; |
---|
| 1384 | |
---|
| 1385 | //if (iSaoType == EO_0) |
---|
| 1386 | |
---|
| 1387 | numSkipLine = isChroma? 1:3; |
---|
| 1388 | numSkipLineRight = isChroma? 3:5; |
---|
| 1389 | |
---|
| 1390 | stats = m_offsetOrg_PreDblk[addr][yCbCr][SAO_EO_0]; |
---|
| 1391 | count = m_count_PreDblk[addr][yCbCr][SAO_EO_0]; |
---|
| 1392 | |
---|
| 1393 | pOrg = getPicYuvAddr(pcPic->getPicYuvOrg(), yCbCr, addr); |
---|
| 1394 | pRec = getPicYuvAddr(pcPic->getPicYuvRec(), yCbCr, addr); |
---|
| 1395 | |
---|
| 1396 | startX = (rPelX == picWidthTmp) ? lcuWidth-1 : lcuWidth-numSkipLineRight; |
---|
| 1397 | startY = (bPelY == picHeightTmp) ? lcuHeight : lcuHeight-numSkipLine; |
---|
| 1398 | firstX = (lPelX == 0) ? 1 : 0; |
---|
| 1399 | endX = (rPelX == picWidthTmp) ? lcuWidth-1 : lcuWidth; |
---|
| 1400 | |
---|
| 1401 | for (y=0; y<lcuHeight; y++) |
---|
| 1402 | { |
---|
| 1403 | signLeft = xSign(pRec[firstX] - pRec[firstX-1]); |
---|
| 1404 | for (x=firstX; x< endX; x++) |
---|
| 1405 | { |
---|
| 1406 | signRight = xSign(pRec[x] - pRec[x+1]); |
---|
| 1407 | uiEdgeType = signRight + signLeft + 2; |
---|
| 1408 | signLeft = -signRight; |
---|
| 1409 | |
---|
| 1410 | if( x < startX && y < startY ) |
---|
| 1411 | continue; |
---|
| 1412 | |
---|
| 1413 | stats[m_auiEoTable[uiEdgeType]] += (pOrg[x] - pRec[x]); |
---|
| 1414 | count[m_auiEoTable[uiEdgeType]] ++; |
---|
| 1415 | } |
---|
| 1416 | pOrg += stride; |
---|
| 1417 | pRec += stride; |
---|
| 1418 | } |
---|
| 1419 | |
---|
| 1420 | //if (iSaoType == EO_1) |
---|
| 1421 | |
---|
| 1422 | numSkipLine = isChroma? 2:4; |
---|
| 1423 | numSkipLineRight = isChroma? 2:4; |
---|
| 1424 | |
---|
| 1425 | stats = m_offsetOrg_PreDblk[addr][yCbCr][SAO_EO_1]; |
---|
| 1426 | count = m_count_PreDblk[addr][yCbCr][SAO_EO_1]; |
---|
| 1427 | |
---|
| 1428 | pOrg = getPicYuvAddr(pcPic->getPicYuvOrg(), yCbCr, addr); |
---|
| 1429 | pRec = getPicYuvAddr(pcPic->getPicYuvRec(), yCbCr, addr); |
---|
| 1430 | |
---|
| 1431 | startX = (rPelX == picWidthTmp) ? lcuWidth : lcuWidth-numSkipLineRight; |
---|
| 1432 | startY = (bPelY == picHeightTmp) ? lcuHeight-1 : lcuHeight-numSkipLine; |
---|
| 1433 | firstY = (tPelY == 0) ? 1 : 0; |
---|
| 1434 | endY = (bPelY == picHeightTmp) ? lcuHeight-1 : lcuHeight; |
---|
| 1435 | if (firstY == 1) |
---|
| 1436 | { |
---|
| 1437 | pOrg += stride; |
---|
| 1438 | pRec += stride; |
---|
| 1439 | } |
---|
| 1440 | |
---|
| 1441 | for (x=0; x< lcuWidth; x++) |
---|
| 1442 | { |
---|
| 1443 | m_iUpBuff1[x] = xSign(pRec[x] - pRec[x-stride]); |
---|
| 1444 | } |
---|
| 1445 | for (y=firstY; y<endY; y++) |
---|
| 1446 | { |
---|
| 1447 | for (x=0; x<lcuWidth; x++) |
---|
| 1448 | { |
---|
| 1449 | signDown = xSign(pRec[x] - pRec[x+stride]); |
---|
| 1450 | uiEdgeType = signDown + m_iUpBuff1[x] + 2; |
---|
| 1451 | m_iUpBuff1[x] = -signDown; |
---|
| 1452 | |
---|
| 1453 | if( x < startX && y < startY ) |
---|
| 1454 | continue; |
---|
| 1455 | |
---|
| 1456 | stats[m_auiEoTable[uiEdgeType]] += (pOrg[x] - pRec[x]); |
---|
| 1457 | count[m_auiEoTable[uiEdgeType]] ++; |
---|
| 1458 | } |
---|
| 1459 | pOrg += stride; |
---|
| 1460 | pRec += stride; |
---|
| 1461 | } |
---|
| 1462 | |
---|
| 1463 | //if (iSaoType == EO_2) |
---|
| 1464 | |
---|
| 1465 | numSkipLine = isChroma? 2:4; |
---|
| 1466 | numSkipLineRight = isChroma? 3:5; |
---|
| 1467 | |
---|
| 1468 | stats = m_offsetOrg_PreDblk[addr][yCbCr][SAO_EO_2]; |
---|
| 1469 | count = m_count_PreDblk[addr][yCbCr][SAO_EO_2]; |
---|
| 1470 | |
---|
| 1471 | pOrg = getPicYuvAddr(pcPic->getPicYuvOrg(), yCbCr, addr); |
---|
| 1472 | pRec = getPicYuvAddr(pcPic->getPicYuvRec(), yCbCr, addr); |
---|
| 1473 | |
---|
| 1474 | startX = (rPelX == picWidthTmp) ? lcuWidth-1 : lcuWidth-numSkipLineRight; |
---|
| 1475 | startY = (bPelY == picHeightTmp) ? lcuHeight-1 : lcuHeight-numSkipLine; |
---|
| 1476 | firstX = (lPelX == 0) ? 1 : 0; |
---|
| 1477 | firstY = (tPelY == 0) ? 1 : 0; |
---|
| 1478 | endX = (rPelX == picWidthTmp) ? lcuWidth-1 : lcuWidth; |
---|
| 1479 | endY = (bPelY == picHeightTmp) ? lcuHeight-1 : lcuHeight; |
---|
| 1480 | if (firstY == 1) |
---|
| 1481 | { |
---|
| 1482 | pOrg += stride; |
---|
| 1483 | pRec += stride; |
---|
| 1484 | } |
---|
| 1485 | |
---|
| 1486 | for (x=firstX; x<endX; x++) |
---|
| 1487 | { |
---|
| 1488 | m_iUpBuff1[x] = xSign(pRec[x] - pRec[x-stride-1]); |
---|
| 1489 | } |
---|
| 1490 | for (y=firstY; y<endY; y++) |
---|
| 1491 | { |
---|
| 1492 | signDown2 = xSign(pRec[stride+startX] - pRec[startX-1]); |
---|
| 1493 | for (x=firstX; x<endX; x++) |
---|
| 1494 | { |
---|
| 1495 | signDown1 = xSign(pRec[x] - pRec[x+stride+1]) ; |
---|
| 1496 | uiEdgeType = signDown1 + m_iUpBuff1[x] + 2; |
---|
| 1497 | m_iUpBufft[x+1] = -signDown1; |
---|
| 1498 | |
---|
| 1499 | if( x < startX && y < startY ) |
---|
| 1500 | continue; |
---|
| 1501 | |
---|
| 1502 | stats[m_auiEoTable[uiEdgeType]] += (pOrg[x] - pRec[x]); |
---|
| 1503 | count[m_auiEoTable[uiEdgeType]] ++; |
---|
| 1504 | } |
---|
| 1505 | m_iUpBufft[firstX] = signDown2; |
---|
| 1506 | ipSwap = m_iUpBuff1; |
---|
| 1507 | m_iUpBuff1 = m_iUpBufft; |
---|
| 1508 | m_iUpBufft = ipSwap; |
---|
| 1509 | |
---|
| 1510 | pRec += stride; |
---|
| 1511 | pOrg += stride; |
---|
| 1512 | } |
---|
| 1513 | |
---|
| 1514 | //if (iSaoType == EO_3) |
---|
| 1515 | |
---|
| 1516 | numSkipLine = isChroma? 2:4; |
---|
| 1517 | numSkipLineRight = isChroma? 3:5; |
---|
| 1518 | |
---|
| 1519 | stats = m_offsetOrg_PreDblk[addr][yCbCr][SAO_EO_3]; |
---|
| 1520 | count = m_count_PreDblk[addr][yCbCr][SAO_EO_3]; |
---|
| 1521 | |
---|
| 1522 | pOrg = getPicYuvAddr(pcPic->getPicYuvOrg(), yCbCr, addr); |
---|
| 1523 | pRec = getPicYuvAddr(pcPic->getPicYuvRec(), yCbCr, addr); |
---|
| 1524 | |
---|
| 1525 | startX = (rPelX == picWidthTmp) ? lcuWidth-1 : lcuWidth-numSkipLineRight; |
---|
| 1526 | startY = (bPelY == picHeightTmp) ? lcuHeight-1 : lcuHeight-numSkipLine; |
---|
| 1527 | firstX = (lPelX == 0) ? 1 : 0; |
---|
| 1528 | firstY = (tPelY == 0) ? 1 : 0; |
---|
| 1529 | endX = (rPelX == picWidthTmp) ? lcuWidth-1 : lcuWidth; |
---|
| 1530 | endY = (bPelY == picHeightTmp) ? lcuHeight-1 : lcuHeight; |
---|
| 1531 | if (firstY == 1) |
---|
| 1532 | { |
---|
| 1533 | pOrg += stride; |
---|
| 1534 | pRec += stride; |
---|
| 1535 | } |
---|
| 1536 | |
---|
| 1537 | for (x=firstX-1; x<endX; x++) |
---|
| 1538 | { |
---|
| 1539 | m_iUpBuff1[x] = xSign(pRec[x] - pRec[x-stride+1]); |
---|
| 1540 | } |
---|
| 1541 | |
---|
| 1542 | for (y=firstY; y<endY; y++) |
---|
| 1543 | { |
---|
| 1544 | for (x=firstX; x<endX; x++) |
---|
| 1545 | { |
---|
| 1546 | signDown1 = xSign(pRec[x] - pRec[x+stride-1]) ; |
---|
| 1547 | uiEdgeType = signDown1 + m_iUpBuff1[x] + 2; |
---|
| 1548 | m_iUpBuff1[x-1] = -signDown1; |
---|
| 1549 | |
---|
| 1550 | if( x < startX && y < startY ) |
---|
| 1551 | continue; |
---|
| 1552 | |
---|
| 1553 | stats[m_auiEoTable[uiEdgeType]] += (pOrg[x] - pRec[x]); |
---|
| 1554 | count[m_auiEoTable[uiEdgeType]] ++; |
---|
| 1555 | } |
---|
| 1556 | m_iUpBuff1[endX-1] = xSign(pRec[endX-1 + stride] - pRec[endX]); |
---|
| 1557 | |
---|
| 1558 | pRec += stride; |
---|
| 1559 | pOrg += stride; |
---|
| 1560 | } |
---|
| 1561 | } |
---|
| 1562 | } |
---|
| 1563 | } |
---|
| 1564 | } |
---|
| 1565 | |
---|
| 1566 | |
---|
| 1567 | /** get SAO statistics |
---|
| 1568 | * \param *psQTPart, iYCbCr |
---|
| 1569 | */ |
---|
| 1570 | Void TEncSampleAdaptiveOffset::getSaoStats(SAOQTPart *psQTPart, Int iYCbCr) |
---|
| 1571 | { |
---|
| 1572 | Int iLevelIdx, iPartIdx, iTypeIdx, iClassIdx; |
---|
| 1573 | Int i; |
---|
| 1574 | Int iNumTotalType = MAX_NUM_SAO_TYPE; |
---|
| 1575 | Int LcuIdxX; |
---|
| 1576 | Int LcuIdxY; |
---|
| 1577 | Int iAddr; |
---|
| 1578 | Int iFrameWidthInCU = m_pcPic->getFrameWidthInCU(); |
---|
| 1579 | Int iDownPartIdx; |
---|
| 1580 | Int iPartStart; |
---|
| 1581 | Int iPartEnd; |
---|
| 1582 | SAOQTPart* pOnePart; |
---|
| 1583 | |
---|
| 1584 | if (m_uiMaxSplitLevel == 0) |
---|
| 1585 | { |
---|
| 1586 | iPartIdx = 0; |
---|
| 1587 | pOnePart = &(psQTPart[iPartIdx]); |
---|
| 1588 | for (LcuIdxY = pOnePart->StartCUY; LcuIdxY<= pOnePart->EndCUY; LcuIdxY++) |
---|
| 1589 | { |
---|
| 1590 | for (LcuIdxX = pOnePart->StartCUX; LcuIdxX<= pOnePart->EndCUX; LcuIdxX++) |
---|
| 1591 | { |
---|
| 1592 | iAddr = LcuIdxY*iFrameWidthInCU + LcuIdxX; |
---|
| 1593 | calcSaoStatsCu(iAddr, iPartIdx, iYCbCr); |
---|
| 1594 | } |
---|
| 1595 | } |
---|
| 1596 | } |
---|
| 1597 | else |
---|
| 1598 | { |
---|
| 1599 | for(iPartIdx=m_aiNumCulPartsLevel[m_uiMaxSplitLevel-1]; iPartIdx<m_aiNumCulPartsLevel[m_uiMaxSplitLevel]; iPartIdx++) |
---|
| 1600 | { |
---|
| 1601 | pOnePart = &(psQTPart[iPartIdx]); |
---|
| 1602 | for (LcuIdxY = pOnePart->StartCUY; LcuIdxY<= pOnePart->EndCUY; LcuIdxY++) |
---|
| 1603 | { |
---|
| 1604 | for (LcuIdxX = pOnePart->StartCUX; LcuIdxX<= pOnePart->EndCUX; LcuIdxX++) |
---|
| 1605 | { |
---|
| 1606 | iAddr = LcuIdxY*iFrameWidthInCU + LcuIdxX; |
---|
| 1607 | calcSaoStatsCu(iAddr, iPartIdx, iYCbCr); |
---|
| 1608 | } |
---|
| 1609 | } |
---|
| 1610 | } |
---|
| 1611 | for (iLevelIdx = m_uiMaxSplitLevel-1; iLevelIdx>=0; iLevelIdx-- ) |
---|
| 1612 | { |
---|
| 1613 | iPartStart = (iLevelIdx > 0) ? m_aiNumCulPartsLevel[iLevelIdx-1] : 0; |
---|
| 1614 | iPartEnd = m_aiNumCulPartsLevel[iLevelIdx]; |
---|
| 1615 | |
---|
| 1616 | for(iPartIdx = iPartStart; iPartIdx < iPartEnd; iPartIdx++) |
---|
| 1617 | { |
---|
| 1618 | pOnePart = &(psQTPart[iPartIdx]); |
---|
| 1619 | for (i=0; i< NUM_DOWN_PART; i++) |
---|
| 1620 | { |
---|
| 1621 | iDownPartIdx = pOnePart->DownPartsIdx[i]; |
---|
| 1622 | for (iTypeIdx=0; iTypeIdx<iNumTotalType; iTypeIdx++) |
---|
| 1623 | { |
---|
| 1624 | for (iClassIdx=0; iClassIdx< (iTypeIdx < SAO_BO ? m_iNumClass[iTypeIdx] : SAO_MAX_BO_CLASSES) +1; iClassIdx++) |
---|
| 1625 | { |
---|
| 1626 | m_iOffsetOrg[iPartIdx][iTypeIdx][iClassIdx] += m_iOffsetOrg[iDownPartIdx][iTypeIdx][iClassIdx]; |
---|
| 1627 | m_iCount [iPartIdx][iTypeIdx][iClassIdx] += m_iCount [iDownPartIdx][iTypeIdx][iClassIdx]; |
---|
| 1628 | } |
---|
| 1629 | } |
---|
| 1630 | } |
---|
| 1631 | } |
---|
| 1632 | } |
---|
| 1633 | } |
---|
| 1634 | } |
---|
| 1635 | |
---|
| 1636 | /** reset offset statistics |
---|
| 1637 | * \param |
---|
| 1638 | */ |
---|
| 1639 | Void TEncSampleAdaptiveOffset::resetStats() |
---|
| 1640 | { |
---|
| 1641 | for (Int i=0;i<m_iNumTotalParts;i++) |
---|
| 1642 | { |
---|
| 1643 | m_dCostPartBest[i] = MAX_DOUBLE; |
---|
| 1644 | m_iTypePartBest[i] = -1; |
---|
| 1645 | m_iDistOrg[i] = 0; |
---|
| 1646 | for (Int j=0;j<MAX_NUM_SAO_TYPE;j++) |
---|
| 1647 | { |
---|
| 1648 | m_iDist[i][j] = 0; |
---|
| 1649 | m_iRate[i][j] = 0; |
---|
| 1650 | m_dCost[i][j] = 0; |
---|
| 1651 | for (Int k=0;k<MAX_NUM_SAO_CLASS;k++) |
---|
| 1652 | { |
---|
| 1653 | m_iCount [i][j][k] = 0; |
---|
| 1654 | m_iOffset[i][j][k] = 0; |
---|
| 1655 | m_iOffsetOrg[i][j][k] = 0; |
---|
| 1656 | } |
---|
| 1657 | } |
---|
| 1658 | } |
---|
| 1659 | } |
---|
| 1660 | |
---|
| 1661 | #if SAO_CHROMA_LAMBDA |
---|
| 1662 | /** Sample adaptive offset process |
---|
| 1663 | * \param pcSaoParam |
---|
| 1664 | * \param dLambdaLuma |
---|
| 1665 | * \param dLambdaChroma |
---|
| 1666 | */ |
---|
| 1667 | #if SAO_ENCODING_CHOICE |
---|
| 1668 | Void TEncSampleAdaptiveOffset::SAOProcess(SAOParam *pcSaoParam, Double dLambdaLuma, Double dLambdaChroma, Int depth) |
---|
| 1669 | #else |
---|
| 1670 | Void TEncSampleAdaptiveOffset::SAOProcess(SAOParam *pcSaoParam, Double dLambdaLuma, Double dLambdaChroma) |
---|
| 1671 | #endif |
---|
| 1672 | #else |
---|
| 1673 | /** Sample adaptive offset process |
---|
| 1674 | * \param dLambda |
---|
| 1675 | */ |
---|
| 1676 | Void TEncSampleAdaptiveOffset::SAOProcess(SAOParam *pcSaoParam, Double dLambda) |
---|
| 1677 | #endif |
---|
| 1678 | { |
---|
| 1679 | if(m_bUseNIF) |
---|
| 1680 | { |
---|
| 1681 | m_pcPic->getPicYuvRec()->copyToPic(m_pcYuvTmp); |
---|
| 1682 | } |
---|
| 1683 | |
---|
| 1684 | m_uiSaoBitIncreaseY = max(g_bitDepthY - 10, 0); |
---|
| 1685 | m_uiSaoBitIncreaseC = max(g_bitDepthC - 10, 0); |
---|
| 1686 | m_iOffsetThY = 1 << min(g_bitDepthY - 5, 5); |
---|
| 1687 | m_iOffsetThC = 1 << min(g_bitDepthC - 5, 5); |
---|
| 1688 | resetSAOParam(pcSaoParam); |
---|
| 1689 | if( !m_saoLcuBasedOptimization || !m_saoLcuBoundary ) |
---|
| 1690 | { |
---|
| 1691 | resetStats(); |
---|
| 1692 | } |
---|
| 1693 | Double dCostFinal = 0; |
---|
| 1694 | if ( m_saoLcuBasedOptimization) |
---|
| 1695 | { |
---|
| 1696 | #if SAO_ENCODING_CHOICE |
---|
| 1697 | rdoSaoUnitAll(pcSaoParam, dLambdaLuma, dLambdaChroma, depth); |
---|
| 1698 | #else |
---|
| 1699 | rdoSaoUnitAll(pcSaoParam, dLambdaLuma, dLambdaChroma); |
---|
| 1700 | #endif |
---|
| 1701 | } |
---|
| 1702 | else |
---|
| 1703 | { |
---|
| 1704 | pcSaoParam->bSaoFlag[0] = 1; |
---|
| 1705 | pcSaoParam->bSaoFlag[1] = 0; |
---|
| 1706 | dCostFinal = 0; |
---|
| 1707 | Double lambdaRdo = dLambdaLuma; |
---|
| 1708 | resetStats(); |
---|
| 1709 | getSaoStats(pcSaoParam->psSaoPart[0], 0); |
---|
| 1710 | runQuadTreeDecision(pcSaoParam->psSaoPart[0], 0, dCostFinal, m_uiMaxSplitLevel, lambdaRdo, 0); |
---|
| 1711 | pcSaoParam->bSaoFlag[0] = dCostFinal < 0 ? 1:0; |
---|
| 1712 | if(pcSaoParam->bSaoFlag[0]) |
---|
| 1713 | { |
---|
| 1714 | convertQT2SaoUnit(pcSaoParam, 0, 0); |
---|
| 1715 | assignSaoUnitSyntax(pcSaoParam->saoLcuParam[0], pcSaoParam->psSaoPart[0], pcSaoParam->oneUnitFlag[0], 0); |
---|
| 1716 | } |
---|
| 1717 | } |
---|
| 1718 | if (pcSaoParam->bSaoFlag[0]) |
---|
| 1719 | { |
---|
| 1720 | processSaoUnitAll( pcSaoParam->saoLcuParam[0], pcSaoParam->oneUnitFlag[0], 0); |
---|
| 1721 | } |
---|
| 1722 | if (pcSaoParam->bSaoFlag[1]) |
---|
| 1723 | { |
---|
| 1724 | processSaoUnitAll( pcSaoParam->saoLcuParam[1], pcSaoParam->oneUnitFlag[1], 1); |
---|
| 1725 | processSaoUnitAll( pcSaoParam->saoLcuParam[2], pcSaoParam->oneUnitFlag[2], 2); |
---|
| 1726 | } |
---|
| 1727 | } |
---|
| 1728 | /** Check merge SAO unit |
---|
| 1729 | * \param saoUnitCurr current SAO unit |
---|
| 1730 | * \param saoUnitCheck SAO unit tobe check |
---|
| 1731 | * \param dir direction |
---|
| 1732 | */ |
---|
| 1733 | Void TEncSampleAdaptiveOffset::checkMerge(SaoLcuParam * saoUnitCurr, SaoLcuParam * saoUnitCheck, Int dir) |
---|
| 1734 | { |
---|
| 1735 | Int i ; |
---|
| 1736 | Int countDiff = 0; |
---|
| 1737 | if (saoUnitCurr->partIdx != saoUnitCheck->partIdx) |
---|
| 1738 | { |
---|
| 1739 | if (saoUnitCurr->typeIdx !=-1) |
---|
| 1740 | { |
---|
| 1741 | if (saoUnitCurr->typeIdx == saoUnitCheck->typeIdx) |
---|
| 1742 | { |
---|
| 1743 | for (i=0;i<saoUnitCurr->length;i++) |
---|
| 1744 | { |
---|
| 1745 | countDiff += (saoUnitCurr->offset[i] != saoUnitCheck->offset[i]); |
---|
| 1746 | } |
---|
| 1747 | countDiff += (saoUnitCurr->subTypeIdx != saoUnitCheck->subTypeIdx); |
---|
| 1748 | if (countDiff ==0) |
---|
| 1749 | { |
---|
| 1750 | saoUnitCurr->partIdx = saoUnitCheck->partIdx; |
---|
| 1751 | if (dir == 1) |
---|
| 1752 | { |
---|
| 1753 | saoUnitCurr->mergeUpFlag = 1; |
---|
| 1754 | saoUnitCurr->mergeLeftFlag = 0; |
---|
| 1755 | } |
---|
| 1756 | else |
---|
| 1757 | { |
---|
| 1758 | saoUnitCurr->mergeUpFlag = 0; |
---|
| 1759 | saoUnitCurr->mergeLeftFlag = 1; |
---|
| 1760 | } |
---|
| 1761 | } |
---|
| 1762 | } |
---|
| 1763 | } |
---|
| 1764 | else |
---|
| 1765 | { |
---|
| 1766 | if (saoUnitCurr->typeIdx == saoUnitCheck->typeIdx) |
---|
| 1767 | { |
---|
| 1768 | saoUnitCurr->partIdx = saoUnitCheck->partIdx; |
---|
| 1769 | if (dir == 1) |
---|
| 1770 | { |
---|
| 1771 | saoUnitCurr->mergeUpFlag = 1; |
---|
| 1772 | saoUnitCurr->mergeLeftFlag = 0; |
---|
| 1773 | } |
---|
| 1774 | else |
---|
| 1775 | { |
---|
| 1776 | saoUnitCurr->mergeUpFlag = 0; |
---|
| 1777 | saoUnitCurr->mergeLeftFlag = 1; |
---|
| 1778 | } |
---|
| 1779 | } |
---|
| 1780 | } |
---|
| 1781 | } |
---|
| 1782 | } |
---|
| 1783 | /** Assign SAO unit syntax from picture-based algorithm |
---|
| 1784 | * \param saoLcuParam SAO LCU parameters |
---|
| 1785 | * \param saoPart SAO part |
---|
| 1786 | * \param oneUnitFlag SAO one unit flag |
---|
| 1787 | * \param iYCbCr color component Index |
---|
| 1788 | */ |
---|
| 1789 | Void TEncSampleAdaptiveOffset::assignSaoUnitSyntax(SaoLcuParam* saoLcuParam, SAOQTPart* saoPart, Bool &oneUnitFlag, Int yCbCr) |
---|
| 1790 | { |
---|
| 1791 | if (saoPart->bSplit == 0) |
---|
| 1792 | { |
---|
| 1793 | oneUnitFlag = 1; |
---|
| 1794 | } |
---|
| 1795 | else |
---|
| 1796 | { |
---|
| 1797 | Int i,j, addr, addrUp, addrLeft, idx, idxUp, idxLeft, idxCount; |
---|
| 1798 | |
---|
| 1799 | oneUnitFlag = 0; |
---|
| 1800 | |
---|
| 1801 | idxCount = -1; |
---|
| 1802 | saoLcuParam[0].mergeUpFlag = 0; |
---|
| 1803 | saoLcuParam[0].mergeLeftFlag = 0; |
---|
| 1804 | |
---|
| 1805 | for (j=0;j<m_iNumCuInHeight;j++) |
---|
| 1806 | { |
---|
| 1807 | for (i=0;i<m_iNumCuInWidth;i++) |
---|
| 1808 | { |
---|
| 1809 | addr = i + j*m_iNumCuInWidth; |
---|
| 1810 | addrLeft = (addr%m_iNumCuInWidth == 0) ? -1 : addr - 1; |
---|
| 1811 | addrUp = (addr<m_iNumCuInWidth) ? -1 : addr - m_iNumCuInWidth; |
---|
| 1812 | idx = saoLcuParam[addr].partIdxTmp; |
---|
| 1813 | idxLeft = (addrLeft == -1) ? -1 : saoLcuParam[addrLeft].partIdxTmp; |
---|
| 1814 | idxUp = (addrUp == -1) ? -1 : saoLcuParam[addrUp].partIdxTmp; |
---|
| 1815 | |
---|
| 1816 | if(idx!=idxLeft && idx!=idxUp) |
---|
| 1817 | { |
---|
| 1818 | saoLcuParam[addr].mergeUpFlag = 0; idxCount++; |
---|
| 1819 | saoLcuParam[addr].mergeLeftFlag = 0; |
---|
| 1820 | saoLcuParam[addr].partIdx = idxCount; |
---|
| 1821 | } |
---|
| 1822 | else if (idx==idxLeft) |
---|
| 1823 | { |
---|
| 1824 | saoLcuParam[addr].mergeUpFlag = 1; |
---|
| 1825 | saoLcuParam[addr].mergeLeftFlag = 1; |
---|
| 1826 | saoLcuParam[addr].partIdx = saoLcuParam[addrLeft].partIdx; |
---|
| 1827 | } |
---|
| 1828 | else if (idx==idxUp) |
---|
| 1829 | { |
---|
| 1830 | saoLcuParam[addr].mergeUpFlag = 1; |
---|
| 1831 | saoLcuParam[addr].mergeLeftFlag = 0; |
---|
| 1832 | saoLcuParam[addr].partIdx = saoLcuParam[addrUp].partIdx; |
---|
| 1833 | } |
---|
| 1834 | if (addrUp != -1) |
---|
| 1835 | { |
---|
| 1836 | checkMerge(&saoLcuParam[addr], &saoLcuParam[addrUp], 1); |
---|
| 1837 | } |
---|
| 1838 | if (addrLeft != -1) |
---|
| 1839 | { |
---|
| 1840 | checkMerge(&saoLcuParam[addr], &saoLcuParam[addrLeft], 0); |
---|
| 1841 | } |
---|
| 1842 | } |
---|
| 1843 | } |
---|
| 1844 | } |
---|
| 1845 | } |
---|
| 1846 | /** rate distortion optimization of all SAO units |
---|
| 1847 | * \param saoParam SAO parameters |
---|
| 1848 | * \param lambda |
---|
| 1849 | * \param lambdaChroma |
---|
| 1850 | */ |
---|
| 1851 | #if SAO_ENCODING_CHOICE |
---|
| 1852 | Void TEncSampleAdaptiveOffset::rdoSaoUnitAll(SAOParam *saoParam, Double lambda, Double lambdaChroma, Int depth) |
---|
| 1853 | #else |
---|
| 1854 | Void TEncSampleAdaptiveOffset::rdoSaoUnitAll(SAOParam *saoParam, Double lambda, Double lambdaChroma) |
---|
| 1855 | #endif |
---|
| 1856 | { |
---|
| 1857 | |
---|
| 1858 | Int idxY; |
---|
| 1859 | Int idxX; |
---|
| 1860 | Int frameHeightInCU = saoParam->numCuInHeight; |
---|
| 1861 | Int frameWidthInCU = saoParam->numCuInWidth; |
---|
| 1862 | Int j, k; |
---|
| 1863 | Int addr = 0; |
---|
| 1864 | Int addrUp = -1; |
---|
| 1865 | Int addrLeft = -1; |
---|
| 1866 | Int compIdx = 0; |
---|
| 1867 | SaoLcuParam mergeSaoParam[3][2]; |
---|
| 1868 | Double compDistortion[3]; |
---|
| 1869 | |
---|
| 1870 | saoParam->bSaoFlag[0] = true; |
---|
| 1871 | saoParam->bSaoFlag[1] = true; |
---|
| 1872 | saoParam->oneUnitFlag[0] = false; |
---|
| 1873 | saoParam->oneUnitFlag[1] = false; |
---|
| 1874 | saoParam->oneUnitFlag[2] = false; |
---|
| 1875 | |
---|
| 1876 | #if SAO_ENCODING_CHOICE |
---|
| 1877 | #if SAO_ENCODING_CHOICE_CHROMA |
---|
| 1878 | Int numNoSao[2]; |
---|
| 1879 | numNoSao[0] = 0;// Luma |
---|
| 1880 | numNoSao[1] = 0;// Chroma |
---|
| 1881 | if( depth > 0 && m_depthSaoRate[0][depth-1] > SAO_ENCODING_RATE ) |
---|
| 1882 | { |
---|
| 1883 | saoParam->bSaoFlag[0] = false; |
---|
| 1884 | } |
---|
| 1885 | if( depth > 0 && m_depthSaoRate[1][depth-1] > SAO_ENCODING_RATE_CHROMA ) |
---|
| 1886 | { |
---|
| 1887 | saoParam->bSaoFlag[1] = false; |
---|
| 1888 | } |
---|
| 1889 | #else |
---|
| 1890 | Int numNoSao = 0; |
---|
| 1891 | |
---|
| 1892 | if( depth > 0 && m_depth0SaoRate > SAO_ENCODING_RATE ) |
---|
| 1893 | { |
---|
| 1894 | saoParam->bSaoFlag[0] = false; |
---|
| 1895 | saoParam->bSaoFlag[1] = false; |
---|
| 1896 | } |
---|
| 1897 | #endif |
---|
| 1898 | #endif |
---|
| 1899 | |
---|
| 1900 | for (idxY = 0; idxY< frameHeightInCU; idxY++) |
---|
| 1901 | { |
---|
| 1902 | for (idxX = 0; idxX< frameWidthInCU; idxX++) |
---|
| 1903 | { |
---|
| 1904 | addr = idxX + frameWidthInCU*idxY; |
---|
| 1905 | addrUp = addr < frameWidthInCU ? -1:idxX + frameWidthInCU*(idxY-1); |
---|
| 1906 | addrLeft = idxX == 0 ? -1:idxX-1 + frameWidthInCU*idxY; |
---|
| 1907 | Int allowMergeLeft = 1; |
---|
| 1908 | Int allowMergeUp = 1; |
---|
| 1909 | UInt rate; |
---|
| 1910 | Double bestCost, mergeCost; |
---|
| 1911 | if (idxX!=0) |
---|
| 1912 | { |
---|
| 1913 | // check tile id and slice id |
---|
| 1914 | if ( (m_pcPic->getPicSym()->getTileIdxMap(addr-1) != m_pcPic->getPicSym()->getTileIdxMap(addr)) || (m_pcPic->getCU(addr-1)->getSlice()->getSliceIdx() != m_pcPic->getCU(addr)->getSlice()->getSliceIdx())) |
---|
| 1915 | { |
---|
| 1916 | allowMergeLeft = 0; |
---|
| 1917 | } |
---|
| 1918 | } |
---|
| 1919 | else |
---|
| 1920 | { |
---|
| 1921 | allowMergeLeft = 0; |
---|
| 1922 | } |
---|
| 1923 | if (idxY!=0) |
---|
| 1924 | { |
---|
| 1925 | if ( (m_pcPic->getPicSym()->getTileIdxMap(addr-m_iNumCuInWidth) != m_pcPic->getPicSym()->getTileIdxMap(addr)) || (m_pcPic->getCU(addr-m_iNumCuInWidth)->getSlice()->getSliceIdx() != m_pcPic->getCU(addr)->getSlice()->getSliceIdx())) |
---|
| 1926 | { |
---|
| 1927 | allowMergeUp = 0; |
---|
| 1928 | } |
---|
| 1929 | } |
---|
| 1930 | else |
---|
| 1931 | { |
---|
| 1932 | allowMergeUp = 0; |
---|
| 1933 | } |
---|
| 1934 | |
---|
| 1935 | compDistortion[0] = 0; |
---|
| 1936 | compDistortion[1] = 0; |
---|
| 1937 | compDistortion[2] = 0; |
---|
| 1938 | m_pcRDGoOnSbacCoder->load(m_pppcRDSbacCoder[0][CI_CURR_BEST]); |
---|
| 1939 | if (allowMergeLeft) |
---|
| 1940 | { |
---|
| 1941 | m_pcEntropyCoder->m_pcEntropyCoderIf->codeSaoMerge(0); |
---|
| 1942 | } |
---|
| 1943 | if (allowMergeUp) |
---|
| 1944 | { |
---|
| 1945 | m_pcEntropyCoder->m_pcEntropyCoderIf->codeSaoMerge(0); |
---|
| 1946 | } |
---|
| 1947 | m_pcRDGoOnSbacCoder->store( m_pppcRDSbacCoder[0][CI_TEMP_BEST] ); |
---|
| 1948 | // reset stats Y, Cb, Cr |
---|
| 1949 | for ( compIdx=0;compIdx<3;compIdx++) |
---|
| 1950 | { |
---|
| 1951 | for ( j=0;j<MAX_NUM_SAO_TYPE;j++) |
---|
| 1952 | { |
---|
| 1953 | for ( k=0;k< MAX_NUM_SAO_CLASS;k++) |
---|
| 1954 | { |
---|
| 1955 | m_iOffset [compIdx][j][k] = 0; |
---|
| 1956 | if( m_saoLcuBasedOptimization && m_saoLcuBoundary ){ |
---|
| 1957 | m_iCount [compIdx][j][k] = m_count_PreDblk [addr][compIdx][j][k]; |
---|
| 1958 | m_iOffsetOrg[compIdx][j][k] = m_offsetOrg_PreDblk[addr][compIdx][j][k]; |
---|
| 1959 | } |
---|
| 1960 | else |
---|
| 1961 | { |
---|
| 1962 | m_iCount [compIdx][j][k] = 0; |
---|
| 1963 | m_iOffsetOrg[compIdx][j][k] = 0; |
---|
| 1964 | } |
---|
| 1965 | } |
---|
| 1966 | } |
---|
| 1967 | saoParam->saoLcuParam[compIdx][addr].typeIdx = -1; |
---|
| 1968 | saoParam->saoLcuParam[compIdx][addr].mergeUpFlag = 0; |
---|
| 1969 | saoParam->saoLcuParam[compIdx][addr].mergeLeftFlag = 0; |
---|
| 1970 | saoParam->saoLcuParam[compIdx][addr].subTypeIdx = 0; |
---|
| 1971 | #if SAO_ENCODING_CHOICE |
---|
| 1972 | if( (compIdx ==0 && saoParam->bSaoFlag[0])|| (compIdx >0 && saoParam->bSaoFlag[1]) ) |
---|
| 1973 | #endif |
---|
| 1974 | { |
---|
| 1975 | calcSaoStatsCu(addr, compIdx, compIdx); |
---|
| 1976 | |
---|
| 1977 | } |
---|
| 1978 | } |
---|
| 1979 | saoComponentParamDist(allowMergeLeft, allowMergeUp, saoParam, addr, addrUp, addrLeft, 0, lambda, &mergeSaoParam[0][0], &compDistortion[0]); |
---|
| 1980 | sao2ChromaParamDist(allowMergeLeft, allowMergeUp, saoParam, addr, addrUp, addrLeft, lambdaChroma, &mergeSaoParam[1][0], &mergeSaoParam[2][0], &compDistortion[0]); |
---|
| 1981 | if( saoParam->bSaoFlag[0] || saoParam->bSaoFlag[1] ) |
---|
| 1982 | { |
---|
| 1983 | // Cost of new SAO_params |
---|
| 1984 | m_pcRDGoOnSbacCoder->load(m_pppcRDSbacCoder[0][CI_CURR_BEST]); |
---|
| 1985 | m_pcRDGoOnSbacCoder->resetBits(); |
---|
| 1986 | if (allowMergeLeft) |
---|
| 1987 | { |
---|
| 1988 | m_pcEntropyCoder->m_pcEntropyCoderIf->codeSaoMerge(0); |
---|
| 1989 | } |
---|
| 1990 | if (allowMergeUp) |
---|
| 1991 | { |
---|
| 1992 | m_pcEntropyCoder->m_pcEntropyCoderIf->codeSaoMerge(0); |
---|
| 1993 | } |
---|
| 1994 | for ( compIdx=0;compIdx<3;compIdx++) |
---|
| 1995 | { |
---|
| 1996 | if( (compIdx ==0 && saoParam->bSaoFlag[0]) || (compIdx >0 && saoParam->bSaoFlag[1])) |
---|
| 1997 | { |
---|
| 1998 | m_pcEntropyCoder->encodeSaoOffset(&saoParam->saoLcuParam[compIdx][addr], compIdx); |
---|
| 1999 | } |
---|
| 2000 | } |
---|
| 2001 | |
---|
| 2002 | rate = m_pcEntropyCoder->getNumberOfWrittenBits(); |
---|
| 2003 | bestCost = compDistortion[0] + (Double)rate; |
---|
| 2004 | m_pcRDGoOnSbacCoder->store(m_pppcRDSbacCoder[0][CI_TEMP_BEST]); |
---|
| 2005 | |
---|
| 2006 | // Cost of Merge |
---|
| 2007 | for(Int mergeUp=0; mergeUp<2; ++mergeUp) |
---|
| 2008 | { |
---|
| 2009 | if ( (allowMergeLeft && (mergeUp==0)) || (allowMergeUp && (mergeUp==1)) ) |
---|
| 2010 | { |
---|
| 2011 | m_pcRDGoOnSbacCoder->load(m_pppcRDSbacCoder[0][CI_CURR_BEST]); |
---|
| 2012 | m_pcRDGoOnSbacCoder->resetBits(); |
---|
| 2013 | if (allowMergeLeft) |
---|
| 2014 | { |
---|
| 2015 | m_pcEntropyCoder->m_pcEntropyCoderIf->codeSaoMerge(1-mergeUp); |
---|
| 2016 | } |
---|
| 2017 | if ( allowMergeUp && (mergeUp==1) ) |
---|
| 2018 | { |
---|
| 2019 | m_pcEntropyCoder->m_pcEntropyCoderIf->codeSaoMerge(1); |
---|
| 2020 | } |
---|
| 2021 | |
---|
| 2022 | rate = m_pcEntropyCoder->getNumberOfWrittenBits(); |
---|
| 2023 | mergeCost = compDistortion[mergeUp+1] + (Double)rate; |
---|
| 2024 | if (mergeCost < bestCost) |
---|
| 2025 | { |
---|
| 2026 | bestCost = mergeCost; |
---|
| 2027 | m_pcRDGoOnSbacCoder->store(m_pppcRDSbacCoder[0][CI_TEMP_BEST]); |
---|
| 2028 | for ( compIdx=0;compIdx<3;compIdx++) |
---|
| 2029 | { |
---|
| 2030 | mergeSaoParam[compIdx][mergeUp].mergeLeftFlag = 1-mergeUp; |
---|
| 2031 | mergeSaoParam[compIdx][mergeUp].mergeUpFlag = mergeUp; |
---|
| 2032 | if( (compIdx==0 && saoParam->bSaoFlag[0]) || (compIdx>0 && saoParam->bSaoFlag[1])) |
---|
| 2033 | { |
---|
| 2034 | copySaoUnit(&saoParam->saoLcuParam[compIdx][addr], &mergeSaoParam[compIdx][mergeUp] ); |
---|
| 2035 | } |
---|
| 2036 | } |
---|
| 2037 | } |
---|
| 2038 | } |
---|
| 2039 | } |
---|
| 2040 | #if SAO_ENCODING_CHOICE |
---|
| 2041 | #if SAO_ENCODING_CHOICE_CHROMA |
---|
| 2042 | if( saoParam->saoLcuParam[0][addr].typeIdx == -1) |
---|
| 2043 | { |
---|
| 2044 | numNoSao[0]++; |
---|
| 2045 | } |
---|
| 2046 | if( saoParam->saoLcuParam[1][addr].typeIdx == -1) |
---|
| 2047 | { |
---|
| 2048 | numNoSao[1]+=2; |
---|
| 2049 | } |
---|
| 2050 | #else |
---|
| 2051 | for ( compIdx=0;compIdx<3;compIdx++) |
---|
| 2052 | { |
---|
| 2053 | if( depth == 0 && saoParam->saoLcuParam[compIdx][addr].typeIdx == -1) |
---|
| 2054 | { |
---|
| 2055 | numNoSao++; |
---|
| 2056 | } |
---|
| 2057 | } |
---|
| 2058 | #endif |
---|
| 2059 | #endif |
---|
| 2060 | m_pcRDGoOnSbacCoder->load(m_pppcRDSbacCoder[0][CI_TEMP_BEST]); |
---|
| 2061 | m_pcRDGoOnSbacCoder->store(m_pppcRDSbacCoder[0][CI_CURR_BEST]); |
---|
| 2062 | } |
---|
| 2063 | } |
---|
| 2064 | } |
---|
| 2065 | #if SAO_ENCODING_CHOICE |
---|
| 2066 | #if SAO_ENCODING_CHOICE_CHROMA |
---|
| 2067 | if( !saoParam->bSaoFlag[0]) |
---|
| 2068 | { |
---|
| 2069 | m_depthSaoRate[0][depth] = 1.0; |
---|
| 2070 | } |
---|
| 2071 | else |
---|
| 2072 | { |
---|
| 2073 | m_depthSaoRate[0][depth] = numNoSao[0]/((Double) frameHeightInCU*frameWidthInCU); |
---|
| 2074 | } |
---|
| 2075 | if( !saoParam->bSaoFlag[1]) |
---|
| 2076 | { |
---|
| 2077 | m_depthSaoRate[1][depth] = 1.0; |
---|
| 2078 | } |
---|
| 2079 | else |
---|
| 2080 | { |
---|
| 2081 | m_depthSaoRate[1][depth] = numNoSao[1]/((Double) frameHeightInCU*frameWidthInCU*2); |
---|
| 2082 | } |
---|
| 2083 | #else |
---|
| 2084 | if( depth == 0) |
---|
| 2085 | { |
---|
| 2086 | // update SAO Rate |
---|
| 2087 | m_depth0SaoRate = numNoSao/((Double) frameHeightInCU*frameWidthInCU*3); |
---|
| 2088 | } |
---|
| 2089 | #endif |
---|
| 2090 | #endif |
---|
| 2091 | |
---|
| 2092 | } |
---|
| 2093 | /** rate distortion optimization of SAO unit |
---|
| 2094 | * \param saoParam SAO parameters |
---|
| 2095 | * \param addr address |
---|
| 2096 | * \param addrUp above address |
---|
| 2097 | * \param addrLeft left address |
---|
| 2098 | * \param yCbCr color component index |
---|
| 2099 | * \param lambda |
---|
| 2100 | */ |
---|
| 2101 | inline Int64 TEncSampleAdaptiveOffset::estSaoTypeDist(Int compIdx, Int typeIdx, Int shift, Double lambda, Int *currentDistortionTableBo, Double *currentRdCostTableBo) |
---|
| 2102 | { |
---|
| 2103 | Int64 estDist = 0; |
---|
| 2104 | Int classIdx; |
---|
| 2105 | Int bitDepth = (compIdx==0) ? g_bitDepthY : g_bitDepthC; |
---|
| 2106 | Int saoBitIncrease = (compIdx==0) ? m_uiSaoBitIncreaseY : m_uiSaoBitIncreaseC; |
---|
| 2107 | Int saoOffsetTh = (compIdx==0) ? m_iOffsetThY : m_iOffsetThC; |
---|
| 2108 | |
---|
| 2109 | for(classIdx=1; classIdx < ( (typeIdx < SAO_BO) ? m_iNumClass[typeIdx]+1 : SAO_MAX_BO_CLASSES+1); classIdx++) |
---|
| 2110 | { |
---|
| 2111 | if( typeIdx == SAO_BO) |
---|
| 2112 | { |
---|
| 2113 | currentDistortionTableBo[classIdx-1] = 0; |
---|
| 2114 | currentRdCostTableBo[classIdx-1] = lambda; |
---|
| 2115 | } |
---|
| 2116 | if(m_iCount [compIdx][typeIdx][classIdx]) |
---|
| 2117 | { |
---|
| 2118 | m_iOffset[compIdx][typeIdx][classIdx] = (Int64) xRoundIbdi(bitDepth, (Double)(m_iOffsetOrg[compIdx][typeIdx][classIdx]<<(bitDepth-8)) / (Double)(m_iCount [compIdx][typeIdx][classIdx]<<saoBitIncrease)); |
---|
| 2119 | m_iOffset[compIdx][typeIdx][classIdx] = Clip3(-saoOffsetTh+1, saoOffsetTh-1, (Int)m_iOffset[compIdx][typeIdx][classIdx]); |
---|
| 2120 | if (typeIdx < 4) |
---|
| 2121 | { |
---|
| 2122 | if ( m_iOffset[compIdx][typeIdx][classIdx]<0 && classIdx<3 ) |
---|
| 2123 | { |
---|
| 2124 | m_iOffset[compIdx][typeIdx][classIdx] = 0; |
---|
| 2125 | } |
---|
| 2126 | if ( m_iOffset[compIdx][typeIdx][classIdx]>0 && classIdx>=3) |
---|
| 2127 | { |
---|
| 2128 | m_iOffset[compIdx][typeIdx][classIdx] = 0; |
---|
| 2129 | } |
---|
| 2130 | } |
---|
| 2131 | m_iOffset[compIdx][typeIdx][classIdx] = estIterOffset( typeIdx, classIdx, lambda, m_iOffset[compIdx][typeIdx][classIdx], m_iCount [compIdx][typeIdx][classIdx], m_iOffsetOrg[compIdx][typeIdx][classIdx], shift, saoBitIncrease, currentDistortionTableBo, currentRdCostTableBo, saoOffsetTh ); |
---|
| 2132 | } |
---|
| 2133 | else |
---|
| 2134 | { |
---|
| 2135 | m_iOffsetOrg[compIdx][typeIdx][classIdx] = 0; |
---|
| 2136 | m_iOffset[compIdx][typeIdx][classIdx] = 0; |
---|
| 2137 | } |
---|
| 2138 | if( typeIdx != SAO_BO ) |
---|
| 2139 | { |
---|
| 2140 | estDist += estSaoDist( m_iCount [compIdx][typeIdx][classIdx], m_iOffset[compIdx][typeIdx][classIdx] << saoBitIncrease, m_iOffsetOrg[compIdx][typeIdx][classIdx], shift); |
---|
| 2141 | } |
---|
| 2142 | |
---|
| 2143 | } |
---|
| 2144 | return estDist; |
---|
| 2145 | } |
---|
| 2146 | |
---|
| 2147 | inline Int64 TEncSampleAdaptiveOffset::estSaoDist(Int64 count, Int64 offset, Int64 offsetOrg, Int shift) |
---|
| 2148 | { |
---|
| 2149 | return (( count*offset*offset-offsetOrg*offset*2 ) >> shift); |
---|
| 2150 | } |
---|
| 2151 | inline Int64 TEncSampleAdaptiveOffset::estIterOffset(Int typeIdx, Int classIdx, Double lambda, Int64 offsetInput, Int64 count, Int64 offsetOrg, Int shift, Int bitIncrease, Int *currentDistortionTableBo, Double *currentRdCostTableBo, Int offsetTh ) |
---|
| 2152 | { |
---|
| 2153 | //Clean up, best_q_offset. |
---|
| 2154 | Int64 iterOffset, tempOffset; |
---|
| 2155 | Int64 tempDist, tempRate; |
---|
| 2156 | Double tempCost, tempMinCost; |
---|
| 2157 | Int64 offsetOutput = 0; |
---|
| 2158 | iterOffset = offsetInput; |
---|
| 2159 | // Assuming sending quantized value 0 results in zero offset and sending the value zero needs 1 bit. entropy coder can be used to measure the exact rate here. |
---|
| 2160 | tempMinCost = lambda; |
---|
| 2161 | while (iterOffset != 0) |
---|
| 2162 | { |
---|
| 2163 | // Calculate the bits required for signalling the offset |
---|
| 2164 | tempRate = (typeIdx == SAO_BO) ? (abs((Int)iterOffset)+2) : (abs((Int)iterOffset)+1); |
---|
| 2165 | if (abs((Int)iterOffset)==offsetTh-1) |
---|
| 2166 | { |
---|
| 2167 | tempRate --; |
---|
| 2168 | } |
---|
| 2169 | // Do the dequntization before distorion calculation |
---|
| 2170 | tempOffset = iterOffset << bitIncrease; |
---|
| 2171 | tempDist = estSaoDist( count, tempOffset, offsetOrg, shift); |
---|
| 2172 | tempCost = ((Double)tempDist + lambda * (Double) tempRate); |
---|
| 2173 | if(tempCost < tempMinCost) |
---|
| 2174 | { |
---|
| 2175 | tempMinCost = tempCost; |
---|
| 2176 | offsetOutput = iterOffset; |
---|
| 2177 | if(typeIdx == SAO_BO) |
---|
| 2178 | { |
---|
| 2179 | currentDistortionTableBo[classIdx-1] = (Int) tempDist; |
---|
| 2180 | currentRdCostTableBo[classIdx-1] = tempCost; |
---|
| 2181 | } |
---|
| 2182 | } |
---|
| 2183 | iterOffset = (iterOffset > 0) ? (iterOffset-1):(iterOffset+1); |
---|
| 2184 | } |
---|
| 2185 | return offsetOutput; |
---|
| 2186 | } |
---|
| 2187 | |
---|
| 2188 | |
---|
| 2189 | Void TEncSampleAdaptiveOffset::saoComponentParamDist(Int allowMergeLeft, Int allowMergeUp, SAOParam *saoParam, Int addr, Int addrUp, Int addrLeft, Int yCbCr, Double lambda, SaoLcuParam *compSaoParam, Double *compDistortion) |
---|
| 2190 | { |
---|
| 2191 | Int typeIdx; |
---|
| 2192 | |
---|
| 2193 | Int64 estDist; |
---|
| 2194 | Int classIdx; |
---|
| 2195 | Int shift = 2 * DISTORTION_PRECISION_ADJUSTMENT(((yCbCr==0)?g_bitDepthY:g_bitDepthC)-8); |
---|
| 2196 | Int64 bestDist; |
---|
| 2197 | |
---|
| 2198 | SaoLcuParam* saoLcuParam = &(saoParam->saoLcuParam[yCbCr][addr]); |
---|
| 2199 | SaoLcuParam* saoLcuParamNeighbor = NULL; |
---|
| 2200 | |
---|
| 2201 | resetSaoUnit(saoLcuParam); |
---|
| 2202 | resetSaoUnit(&compSaoParam[0]); |
---|
| 2203 | resetSaoUnit(&compSaoParam[1]); |
---|
| 2204 | |
---|
| 2205 | |
---|
| 2206 | Double dCostPartBest = MAX_DOUBLE; |
---|
| 2207 | |
---|
| 2208 | Double bestRDCostTableBo = MAX_DOUBLE; |
---|
| 2209 | Int bestClassTableBo = 0; |
---|
| 2210 | Int currentDistortionTableBo[MAX_NUM_SAO_CLASS]; |
---|
| 2211 | Double currentRdCostTableBo[MAX_NUM_SAO_CLASS]; |
---|
| 2212 | |
---|
| 2213 | |
---|
| 2214 | SaoLcuParam saoLcuParamRdo; |
---|
| 2215 | Double estRate = 0; |
---|
| 2216 | |
---|
| 2217 | resetSaoUnit(&saoLcuParamRdo); |
---|
| 2218 | |
---|
| 2219 | m_pcRDGoOnSbacCoder->load(m_pppcRDSbacCoder[0][CI_TEMP_BEST]); |
---|
| 2220 | m_pcRDGoOnSbacCoder->resetBits(); |
---|
| 2221 | m_pcEntropyCoder->encodeSaoOffset(&saoLcuParamRdo, yCbCr); |
---|
| 2222 | |
---|
| 2223 | dCostPartBest = m_pcEntropyCoder->getNumberOfWrittenBits()*lambda ; |
---|
| 2224 | copySaoUnit(saoLcuParam, &saoLcuParamRdo ); |
---|
| 2225 | bestDist = 0; |
---|
| 2226 | |
---|
| 2227 | |
---|
| 2228 | |
---|
| 2229 | for (typeIdx=0; typeIdx<MAX_NUM_SAO_TYPE; typeIdx++) |
---|
| 2230 | { |
---|
| 2231 | estDist = estSaoTypeDist(yCbCr, typeIdx, shift, lambda, currentDistortionTableBo, currentRdCostTableBo); |
---|
| 2232 | |
---|
| 2233 | if( typeIdx == SAO_BO ) |
---|
| 2234 | { |
---|
| 2235 | // Estimate Best Position |
---|
| 2236 | Double currentRDCost = 0.0; |
---|
| 2237 | |
---|
| 2238 | for(Int i=0; i< SAO_MAX_BO_CLASSES -SAO_BO_LEN +1; i++) |
---|
| 2239 | { |
---|
| 2240 | currentRDCost = 0.0; |
---|
| 2241 | for(UInt uj = i; uj < i+SAO_BO_LEN; uj++) |
---|
| 2242 | { |
---|
| 2243 | currentRDCost += currentRdCostTableBo[uj]; |
---|
| 2244 | } |
---|
| 2245 | |
---|
| 2246 | if( currentRDCost < bestRDCostTableBo) |
---|
| 2247 | { |
---|
| 2248 | bestRDCostTableBo = currentRDCost; |
---|
| 2249 | bestClassTableBo = i; |
---|
| 2250 | } |
---|
| 2251 | } |
---|
| 2252 | |
---|
| 2253 | // Re code all Offsets |
---|
| 2254 | // Code Center |
---|
| 2255 | estDist = 0; |
---|
| 2256 | for(classIdx = bestClassTableBo; classIdx < bestClassTableBo+SAO_BO_LEN; classIdx++) |
---|
| 2257 | { |
---|
| 2258 | estDist += currentDistortionTableBo[classIdx]; |
---|
| 2259 | } |
---|
| 2260 | } |
---|
| 2261 | resetSaoUnit(&saoLcuParamRdo); |
---|
| 2262 | saoLcuParamRdo.length = m_iNumClass[typeIdx]; |
---|
| 2263 | saoLcuParamRdo.typeIdx = typeIdx; |
---|
| 2264 | saoLcuParamRdo.mergeLeftFlag = 0; |
---|
| 2265 | saoLcuParamRdo.mergeUpFlag = 0; |
---|
| 2266 | saoLcuParamRdo.subTypeIdx = (typeIdx == SAO_BO) ? bestClassTableBo : 0; |
---|
| 2267 | for (classIdx = 0; classIdx < saoLcuParamRdo.length; classIdx++) |
---|
| 2268 | { |
---|
| 2269 | saoLcuParamRdo.offset[classIdx] = (Int)m_iOffset[yCbCr][typeIdx][classIdx+saoLcuParamRdo.subTypeIdx+1]; |
---|
| 2270 | } |
---|
| 2271 | m_pcRDGoOnSbacCoder->load(m_pppcRDSbacCoder[0][CI_TEMP_BEST]); |
---|
| 2272 | m_pcRDGoOnSbacCoder->resetBits(); |
---|
| 2273 | m_pcEntropyCoder->encodeSaoOffset(&saoLcuParamRdo, yCbCr); |
---|
| 2274 | |
---|
| 2275 | estRate = m_pcEntropyCoder->getNumberOfWrittenBits(); |
---|
| 2276 | m_dCost[yCbCr][typeIdx] = (Double)((Double)estDist + lambda * (Double) estRate); |
---|
| 2277 | |
---|
| 2278 | if(m_dCost[yCbCr][typeIdx] < dCostPartBest) |
---|
| 2279 | { |
---|
| 2280 | dCostPartBest = m_dCost[yCbCr][typeIdx]; |
---|
| 2281 | copySaoUnit(saoLcuParam, &saoLcuParamRdo ); |
---|
| 2282 | bestDist = estDist; |
---|
| 2283 | } |
---|
| 2284 | } |
---|
| 2285 | compDistortion[0] += ((Double)bestDist/lambda); |
---|
| 2286 | m_pcRDGoOnSbacCoder->load(m_pppcRDSbacCoder[0][CI_TEMP_BEST]); |
---|
| 2287 | m_pcEntropyCoder->encodeSaoOffset(saoLcuParam, yCbCr); |
---|
| 2288 | m_pcRDGoOnSbacCoder->store( m_pppcRDSbacCoder[0][CI_TEMP_BEST] ); |
---|
| 2289 | |
---|
| 2290 | |
---|
| 2291 | // merge left or merge up |
---|
| 2292 | |
---|
| 2293 | for (Int idxNeighbor=0;idxNeighbor<2;idxNeighbor++) |
---|
| 2294 | { |
---|
| 2295 | saoLcuParamNeighbor = NULL; |
---|
| 2296 | if (allowMergeLeft && addrLeft>=0 && idxNeighbor ==0) |
---|
| 2297 | { |
---|
| 2298 | saoLcuParamNeighbor = &(saoParam->saoLcuParam[yCbCr][addrLeft]); |
---|
| 2299 | } |
---|
| 2300 | else if (allowMergeUp && addrUp>=0 && idxNeighbor ==1) |
---|
| 2301 | { |
---|
| 2302 | saoLcuParamNeighbor = &(saoParam->saoLcuParam[yCbCr][addrUp]); |
---|
| 2303 | } |
---|
| 2304 | if (saoLcuParamNeighbor!=NULL) |
---|
| 2305 | { |
---|
| 2306 | estDist = 0; |
---|
| 2307 | typeIdx = saoLcuParamNeighbor->typeIdx; |
---|
| 2308 | if (typeIdx>=0) |
---|
| 2309 | { |
---|
| 2310 | Int mergeBandPosition = (typeIdx == SAO_BO)?saoLcuParamNeighbor->subTypeIdx:0; |
---|
| 2311 | Int merge_iOffset; |
---|
| 2312 | for(classIdx = 0; classIdx < m_iNumClass[typeIdx]; classIdx++) |
---|
| 2313 | { |
---|
| 2314 | merge_iOffset = saoLcuParamNeighbor->offset[classIdx]; |
---|
| 2315 | estDist += estSaoDist(m_iCount [yCbCr][typeIdx][classIdx+mergeBandPosition+1], merge_iOffset, m_iOffsetOrg[yCbCr][typeIdx][classIdx+mergeBandPosition+1], shift); |
---|
| 2316 | } |
---|
| 2317 | } |
---|
| 2318 | else |
---|
| 2319 | { |
---|
| 2320 | estDist = 0; |
---|
| 2321 | } |
---|
| 2322 | |
---|
| 2323 | copySaoUnit(&compSaoParam[idxNeighbor], saoLcuParamNeighbor ); |
---|
| 2324 | compSaoParam[idxNeighbor].mergeUpFlag = idxNeighbor; |
---|
| 2325 | compSaoParam[idxNeighbor].mergeLeftFlag = !idxNeighbor; |
---|
| 2326 | |
---|
| 2327 | compDistortion[idxNeighbor+1] += ((Double)estDist/lambda); |
---|
| 2328 | } |
---|
| 2329 | } |
---|
| 2330 | } |
---|
| 2331 | Void TEncSampleAdaptiveOffset::sao2ChromaParamDist(Int allowMergeLeft, Int allowMergeUp, SAOParam *saoParam, Int addr, Int addrUp, Int addrLeft, Double lambda, SaoLcuParam *crSaoParam, SaoLcuParam *cbSaoParam, Double *distortion) |
---|
| 2332 | { |
---|
| 2333 | Int typeIdx; |
---|
| 2334 | |
---|
| 2335 | Int64 estDist[2]; |
---|
| 2336 | Int classIdx; |
---|
| 2337 | Int shift = 2 * DISTORTION_PRECISION_ADJUSTMENT(g_bitDepthC-8); |
---|
| 2338 | Int64 bestDist = 0; |
---|
| 2339 | |
---|
| 2340 | SaoLcuParam* saoLcuParam[2] = {&(saoParam->saoLcuParam[1][addr]), &(saoParam->saoLcuParam[2][addr])}; |
---|
| 2341 | SaoLcuParam* saoLcuParamNeighbor[2] = {NULL, NULL}; |
---|
| 2342 | SaoLcuParam* saoMergeParam[2][2]; |
---|
| 2343 | saoMergeParam[0][0] = &crSaoParam[0]; |
---|
| 2344 | saoMergeParam[0][1] = &crSaoParam[1]; |
---|
| 2345 | saoMergeParam[1][0] = &cbSaoParam[0]; |
---|
| 2346 | saoMergeParam[1][1] = &cbSaoParam[1]; |
---|
| 2347 | |
---|
| 2348 | resetSaoUnit(saoLcuParam[0]); |
---|
| 2349 | resetSaoUnit(saoLcuParam[1]); |
---|
| 2350 | resetSaoUnit(saoMergeParam[0][0]); |
---|
| 2351 | resetSaoUnit(saoMergeParam[0][1]); |
---|
| 2352 | resetSaoUnit(saoMergeParam[1][0]); |
---|
| 2353 | resetSaoUnit(saoMergeParam[1][1]); |
---|
| 2354 | |
---|
| 2355 | |
---|
| 2356 | Double costPartBest = MAX_DOUBLE; |
---|
| 2357 | |
---|
| 2358 | Double bestRDCostTableBo; |
---|
| 2359 | Int bestClassTableBo[2] = {0, 0}; |
---|
| 2360 | Int currentDistortionTableBo[MAX_NUM_SAO_CLASS]; |
---|
| 2361 | Double currentRdCostTableBo[MAX_NUM_SAO_CLASS]; |
---|
| 2362 | |
---|
| 2363 | SaoLcuParam saoLcuParamRdo[2]; |
---|
| 2364 | Double estRate = 0; |
---|
| 2365 | |
---|
| 2366 | resetSaoUnit(&saoLcuParamRdo[0]); |
---|
| 2367 | resetSaoUnit(&saoLcuParamRdo[1]); |
---|
| 2368 | |
---|
| 2369 | m_pcRDGoOnSbacCoder->load(m_pppcRDSbacCoder[0][CI_TEMP_BEST]); |
---|
| 2370 | m_pcRDGoOnSbacCoder->resetBits(); |
---|
| 2371 | m_pcEntropyCoder->encodeSaoOffset(&saoLcuParamRdo[0], 1); |
---|
| 2372 | m_pcEntropyCoder->encodeSaoOffset(&saoLcuParamRdo[1], 2); |
---|
| 2373 | |
---|
| 2374 | costPartBest = m_pcEntropyCoder->getNumberOfWrittenBits()*lambda ; |
---|
| 2375 | copySaoUnit(saoLcuParam[0], &saoLcuParamRdo[0] ); |
---|
| 2376 | copySaoUnit(saoLcuParam[1], &saoLcuParamRdo[1] ); |
---|
| 2377 | |
---|
| 2378 | for (typeIdx=0; typeIdx<MAX_NUM_SAO_TYPE; typeIdx++) |
---|
| 2379 | { |
---|
| 2380 | if( typeIdx == SAO_BO ) |
---|
| 2381 | { |
---|
| 2382 | // Estimate Best Position |
---|
| 2383 | for(Int compIdx = 0; compIdx < 2; compIdx++) |
---|
| 2384 | { |
---|
| 2385 | Double currentRDCost = 0.0; |
---|
| 2386 | bestRDCostTableBo = MAX_DOUBLE; |
---|
| 2387 | estDist[compIdx] = estSaoTypeDist(compIdx+1, typeIdx, shift, lambda, currentDistortionTableBo, currentRdCostTableBo); |
---|
| 2388 | for(Int i=0; i< SAO_MAX_BO_CLASSES -SAO_BO_LEN +1; i++) |
---|
| 2389 | { |
---|
| 2390 | currentRDCost = 0.0; |
---|
| 2391 | for(UInt uj = i; uj < i+SAO_BO_LEN; uj++) |
---|
| 2392 | { |
---|
| 2393 | currentRDCost += currentRdCostTableBo[uj]; |
---|
| 2394 | } |
---|
| 2395 | |
---|
| 2396 | if( currentRDCost < bestRDCostTableBo) |
---|
| 2397 | { |
---|
| 2398 | bestRDCostTableBo = currentRDCost; |
---|
| 2399 | bestClassTableBo[compIdx] = i; |
---|
| 2400 | } |
---|
| 2401 | } |
---|
| 2402 | |
---|
| 2403 | // Re code all Offsets |
---|
| 2404 | // Code Center |
---|
| 2405 | estDist[compIdx] = 0; |
---|
| 2406 | for(classIdx = bestClassTableBo[compIdx]; classIdx < bestClassTableBo[compIdx]+SAO_BO_LEN; classIdx++) |
---|
| 2407 | { |
---|
| 2408 | estDist[compIdx] += currentDistortionTableBo[classIdx]; |
---|
| 2409 | } |
---|
| 2410 | } |
---|
| 2411 | } |
---|
| 2412 | else |
---|
| 2413 | { |
---|
| 2414 | estDist[0] = estSaoTypeDist(1, typeIdx, shift, lambda, currentDistortionTableBo, currentRdCostTableBo); |
---|
| 2415 | estDist[1] = estSaoTypeDist(2, typeIdx, shift, lambda, currentDistortionTableBo, currentRdCostTableBo); |
---|
| 2416 | } |
---|
| 2417 | |
---|
| 2418 | m_pcRDGoOnSbacCoder->load(m_pppcRDSbacCoder[0][CI_TEMP_BEST]); |
---|
| 2419 | m_pcRDGoOnSbacCoder->resetBits(); |
---|
| 2420 | |
---|
| 2421 | for(Int compIdx = 0; compIdx < 2; compIdx++) |
---|
| 2422 | { |
---|
| 2423 | resetSaoUnit(&saoLcuParamRdo[compIdx]); |
---|
| 2424 | saoLcuParamRdo[compIdx].length = m_iNumClass[typeIdx]; |
---|
| 2425 | saoLcuParamRdo[compIdx].typeIdx = typeIdx; |
---|
| 2426 | saoLcuParamRdo[compIdx].mergeLeftFlag = 0; |
---|
| 2427 | saoLcuParamRdo[compIdx].mergeUpFlag = 0; |
---|
| 2428 | saoLcuParamRdo[compIdx].subTypeIdx = (typeIdx == SAO_BO) ? bestClassTableBo[compIdx] : 0; |
---|
| 2429 | for (classIdx = 0; classIdx < saoLcuParamRdo[compIdx].length; classIdx++) |
---|
| 2430 | { |
---|
| 2431 | saoLcuParamRdo[compIdx].offset[classIdx] = (Int)m_iOffset[compIdx+1][typeIdx][classIdx+saoLcuParamRdo[compIdx].subTypeIdx+1]; |
---|
| 2432 | } |
---|
| 2433 | |
---|
| 2434 | m_pcEntropyCoder->encodeSaoOffset(&saoLcuParamRdo[compIdx], compIdx+1); |
---|
| 2435 | } |
---|
| 2436 | estRate = m_pcEntropyCoder->getNumberOfWrittenBits(); |
---|
| 2437 | m_dCost[1][typeIdx] = (Double)((Double)(estDist[0] + estDist[1]) + lambda * (Double) estRate); |
---|
| 2438 | |
---|
| 2439 | if(m_dCost[1][typeIdx] < costPartBest) |
---|
| 2440 | { |
---|
| 2441 | costPartBest = m_dCost[1][typeIdx]; |
---|
| 2442 | copySaoUnit(saoLcuParam[0], &saoLcuParamRdo[0] ); |
---|
| 2443 | copySaoUnit(saoLcuParam[1], &saoLcuParamRdo[1] ); |
---|
| 2444 | bestDist = (estDist[0]+estDist[1]); |
---|
| 2445 | } |
---|
| 2446 | } |
---|
| 2447 | |
---|
| 2448 | distortion[0] += ((Double)bestDist/lambda); |
---|
| 2449 | m_pcRDGoOnSbacCoder->load(m_pppcRDSbacCoder[0][CI_TEMP_BEST]); |
---|
| 2450 | m_pcEntropyCoder->encodeSaoOffset(saoLcuParam[0], 1); |
---|
| 2451 | m_pcEntropyCoder->encodeSaoOffset(saoLcuParam[1], 2); |
---|
| 2452 | m_pcRDGoOnSbacCoder->store( m_pppcRDSbacCoder[0][CI_TEMP_BEST] ); |
---|
| 2453 | |
---|
| 2454 | // merge left or merge up |
---|
| 2455 | |
---|
| 2456 | for (Int idxNeighbor=0;idxNeighbor<2;idxNeighbor++) |
---|
| 2457 | { |
---|
| 2458 | for(Int compIdx = 0; compIdx < 2; compIdx++) |
---|
| 2459 | { |
---|
| 2460 | saoLcuParamNeighbor[compIdx] = NULL; |
---|
| 2461 | if (allowMergeLeft && addrLeft>=0 && idxNeighbor ==0) |
---|
| 2462 | { |
---|
| 2463 | saoLcuParamNeighbor[compIdx] = &(saoParam->saoLcuParam[compIdx+1][addrLeft]); |
---|
| 2464 | } |
---|
| 2465 | else if (allowMergeUp && addrUp>=0 && idxNeighbor ==1) |
---|
| 2466 | { |
---|
| 2467 | saoLcuParamNeighbor[compIdx] = &(saoParam->saoLcuParam[compIdx+1][addrUp]); |
---|
| 2468 | } |
---|
| 2469 | if (saoLcuParamNeighbor[compIdx]!=NULL) |
---|
| 2470 | { |
---|
| 2471 | estDist[compIdx] = 0; |
---|
| 2472 | typeIdx = saoLcuParamNeighbor[compIdx]->typeIdx; |
---|
| 2473 | if (typeIdx>=0) |
---|
| 2474 | { |
---|
| 2475 | Int mergeBandPosition = (typeIdx == SAO_BO)?saoLcuParamNeighbor[compIdx]->subTypeIdx:0; |
---|
| 2476 | Int merge_iOffset; |
---|
| 2477 | for(classIdx = 0; classIdx < m_iNumClass[typeIdx]; classIdx++) |
---|
| 2478 | { |
---|
| 2479 | merge_iOffset = saoLcuParamNeighbor[compIdx]->offset[classIdx]; |
---|
| 2480 | estDist[compIdx] += estSaoDist(m_iCount [compIdx+1][typeIdx][classIdx+mergeBandPosition+1], merge_iOffset, m_iOffsetOrg[compIdx+1][typeIdx][classIdx+mergeBandPosition+1], shift); |
---|
| 2481 | } |
---|
| 2482 | } |
---|
| 2483 | else |
---|
| 2484 | { |
---|
| 2485 | estDist[compIdx] = 0; |
---|
| 2486 | } |
---|
| 2487 | |
---|
| 2488 | copySaoUnit(saoMergeParam[compIdx][idxNeighbor], saoLcuParamNeighbor[compIdx] ); |
---|
| 2489 | saoMergeParam[compIdx][idxNeighbor]->mergeUpFlag = idxNeighbor; |
---|
| 2490 | saoMergeParam[compIdx][idxNeighbor]->mergeLeftFlag = !idxNeighbor; |
---|
| 2491 | distortion[idxNeighbor+1] += ((Double)estDist[compIdx]/lambda); |
---|
| 2492 | } |
---|
| 2493 | } |
---|
| 2494 | } |
---|
| 2495 | } |
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| 2496 | |
---|
| 2497 | //! \} |
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