[313] | 1 | /* The copyright in this software is being made available under the BSD |
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| 2 | * License, included below. This software may be subject to other third party |
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| 3 | * and contributor rights, including patent rights, and no such rights are |
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| 4 | * granted under this license. |
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| 5 | * |
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| 6 | * Copyright (c) 2010-2013, ITU/ISO/IEC |
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| 7 | * All rights reserved. |
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| 8 | * |
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| 9 | * Redistribution and use in source and binary forms, with or without |
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| 10 | * modification, are permitted provided that the following conditions are met: |
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| 11 | * |
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| 12 | * * Redistributions of source code must retain the above copyright notice, |
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| 13 | * this list of conditions and the following disclaimer. |
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| 14 | * * Redistributions in binary form must reproduce the above copyright notice, |
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| 15 | * this list of conditions and the following disclaimer in the documentation |
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| 16 | * and/or other materials provided with the distribution. |
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| 17 | * * Neither the name of the ITU/ISO/IEC nor the names of its contributors may |
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| 18 | * be used to endorse or promote products derived from this software without |
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| 19 | * specific prior written permission. |
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| 20 | * |
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| 21 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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| 22 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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| 24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS |
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| 25 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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| 26 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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| 27 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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| 28 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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| 29 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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| 30 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
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| 31 | * THE POSSIBILITY OF SUCH DAMAGE. |
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| 32 | */ |
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| 33 | |
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| 34 | /** \file TComTrQuant.h |
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| 35 | \brief transform and quantization class (header) |
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| 36 | */ |
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| 37 | |
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| 38 | #ifndef __TCOMTRQUANT__ |
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| 39 | #define __TCOMTRQUANT__ |
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| 40 | |
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| 41 | #include "CommonDef.h" |
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| 42 | #include "TComYuv.h" |
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| 43 | #include "TComDataCU.h" |
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| 44 | #include "ContextTables.h" |
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| 45 | |
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| 46 | //! \ingroup TLibCommon |
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| 47 | //! \{ |
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| 48 | |
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| 49 | // ==================================================================================================================== |
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| 50 | // Constants |
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| 51 | // ==================================================================================================================== |
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| 52 | |
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| 53 | #define QP_BITS 15 |
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| 54 | |
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| 55 | // ==================================================================================================================== |
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| 56 | // Type definition |
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| 57 | // ==================================================================================================================== |
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| 58 | |
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| 59 | typedef struct |
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| 60 | { |
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| 61 | Int significantCoeffGroupBits[NUM_SIG_CG_FLAG_CTX][2]; |
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| 62 | Int significantBits[NUM_SIG_FLAG_CTX][2]; |
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| 63 | Int lastXBits[32]; |
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| 64 | Int lastYBits[32]; |
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| 65 | Int m_greaterOneBits[NUM_ONE_FLAG_CTX][2]; |
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| 66 | Int m_levelAbsBits[NUM_ABS_FLAG_CTX][2]; |
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| 67 | |
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| 68 | Int blockCbpBits[3*NUM_QT_CBF_CTX][2]; |
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| 69 | Int blockRootCbpBits[4][2]; |
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| 70 | } estBitsSbacStruct; |
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| 71 | |
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| 72 | // ==================================================================================================================== |
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| 73 | // Class definition |
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| 74 | // ==================================================================================================================== |
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| 75 | |
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| 76 | /// QP class |
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| 77 | class QpParam |
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| 78 | { |
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| 79 | public: |
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| 80 | QpParam(); |
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| 81 | |
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| 82 | Int m_iQP; |
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| 83 | Int m_iPer; |
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| 84 | Int m_iRem; |
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| 85 | |
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| 86 | public: |
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| 87 | Int m_iBits; |
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| 88 | |
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| 89 | Void setQpParam( Int qpScaled ) |
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| 90 | { |
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| 91 | m_iQP = qpScaled; |
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| 92 | m_iPer = qpScaled / 6; |
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| 93 | m_iRem = qpScaled % 6; |
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| 94 | m_iBits = QP_BITS + m_iPer; |
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| 95 | } |
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| 96 | |
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| 97 | Void clear() |
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| 98 | { |
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| 99 | m_iQP = 0; |
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| 100 | m_iPer = 0; |
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| 101 | m_iRem = 0; |
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| 102 | m_iBits = 0; |
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| 103 | } |
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| 104 | |
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| 105 | |
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| 106 | Int per() const { return m_iPer; } |
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| 107 | Int rem() const { return m_iRem; } |
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| 108 | Int bits() const { return m_iBits; } |
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| 109 | |
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| 110 | Int qp() {return m_iQP;} |
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| 111 | }; // END CLASS DEFINITION QpParam |
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| 112 | |
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| 113 | /// transform and quantization class |
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| 114 | class TComTrQuant |
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| 115 | { |
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| 116 | public: |
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| 117 | TComTrQuant(); |
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| 118 | ~TComTrQuant(); |
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| 119 | |
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| 120 | // initialize class |
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| 121 | Void init ( UInt uiMaxTrSize, Bool useRDOQ = false, |
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| 122 | Bool useRDOQTS = false, |
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| 123 | Bool bEnc = false, Bool useTransformSkipFast = false |
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| 124 | #if ADAPTIVE_QP_SELECTION |
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| 125 | , Bool bUseAdaptQpSelect = false |
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| 126 | #endif |
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| 127 | ); |
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| 128 | |
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| 129 | // transform & inverse transform functions |
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| 130 | Void transformNxN( TComDataCU* pcCU, |
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| 131 | Pel* pcResidual, |
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| 132 | UInt uiStride, |
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| 133 | TCoeff* rpcCoeff, |
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| 134 | #if ADAPTIVE_QP_SELECTION |
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| 135 | Int*& rpcArlCoeff, |
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| 136 | #endif |
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| 137 | UInt uiWidth, |
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| 138 | UInt uiHeight, |
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| 139 | UInt& uiAbsSum, |
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| 140 | TextType eTType, |
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| 141 | UInt uiAbsPartIdx, |
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| 142 | Bool useTransformSkip = false ); |
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| 143 | |
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| 144 | Void invtransformNxN( Bool transQuantBypass, TextType eText, UInt uiMode,Pel* rpcResidual, UInt uiStride, TCoeff* pcCoeff, UInt uiWidth, UInt uiHeight, Int scalingListType, Bool useTransformSkip = false ); |
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| 145 | Void invRecurTransformNxN ( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eTxt, Pel* rpcResidual, UInt uiAddr, UInt uiStride, UInt uiWidth, UInt uiHeight, |
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| 146 | UInt uiMaxTrMode, UInt uiTrMode, TCoeff* rpcCoeff ); |
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| 147 | |
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| 148 | // Misc functions |
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| 149 | Void setQPforQuant( Int qpy, TextType eTxtType, Int qpBdOffset, Int chromaQPOffset); |
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| 150 | |
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| 151 | #if RDOQ_CHROMA_LAMBDA |
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[532] | 152 | Void setLambdas ( const Double lambdas[3] ) { for (Int component = 0; component < 3; component++) m_lambdas[component] = lambdas[component]; } |
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| 153 | Void selectLambda(TextType eTType) { m_dLambda = (eTType == TEXT_LUMA) ? m_lambdas[0] : ((eTType == TEXT_CHROMA_U) ? m_lambdas[1] : m_lambdas[2]); } |
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[313] | 154 | #else |
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| 155 | Void setLambda(Double dLambda) { m_dLambda = dLambda;} |
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| 156 | #endif |
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| 157 | Void setRDOQOffset( UInt uiRDOQOffset ) { m_uiRDOQOffset = uiRDOQOffset; } |
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| 158 | |
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| 159 | estBitsSbacStruct* m_pcEstBitsSbac; |
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| 160 | |
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| 161 | static Int calcPatternSigCtx( const UInt* sigCoeffGroupFlag, UInt posXCG, UInt posYCG, Int width, Int height ); |
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| 162 | |
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| 163 | static Int getSigCtxInc ( |
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| 164 | Int patternSigCtx, |
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| 165 | UInt scanIdx, |
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| 166 | Int posX, |
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| 167 | Int posY, |
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| 168 | Int log2BlkSize, |
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| 169 | TextType textureType |
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| 170 | ); |
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| 171 | static UInt getSigCoeffGroupCtxInc ( const UInt* uiSigCoeffGroupFlag, |
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| 172 | const UInt uiCGPosX, |
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| 173 | const UInt uiCGPosY, |
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| 174 | Int width, Int height); |
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| 175 | Void initScalingList (); |
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| 176 | Void destroyScalingList (); |
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| 177 | Void setErrScaleCoeff ( UInt list, UInt size, UInt qp); |
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| 178 | Double* getErrScaleCoeff ( UInt list, UInt size, UInt qp) {return m_errScale[size][list][qp];}; //!< get Error Scale Coefficent |
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| 179 | Int* getQuantCoeff ( UInt list, UInt qp, UInt size) {return m_quantCoef[size][list][qp];}; //!< get Quant Coefficent |
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| 180 | Int* getDequantCoeff ( UInt list, UInt qp, UInt size) {return m_dequantCoef[size][list][qp];}; //!< get DeQuant Coefficent |
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| 181 | Void setUseScalingList ( Bool bUseScalingList){ m_scalingListEnabledFlag = bUseScalingList; }; |
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| 182 | Bool getUseScalingList (){ return m_scalingListEnabledFlag; }; |
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| 183 | Void setFlatScalingList (); |
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| 184 | Void xsetFlatScalingList ( UInt list, UInt size, UInt qp); |
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| 185 | Void xSetScalingListEnc ( TComScalingList *scalingList, UInt list, UInt size, UInt qp); |
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| 186 | Void xSetScalingListDec ( TComScalingList *scalingList, UInt list, UInt size, UInt qp); |
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| 187 | Void setScalingList ( TComScalingList *scalingList); |
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| 188 | Void setScalingListDec ( TComScalingList *scalingList); |
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| 189 | Void processScalingListEnc( Int *coeff, Int *quantcoeff, Int quantScales, UInt height, UInt width, UInt ratio, Int sizuNum, UInt dc); |
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| 190 | Void processScalingListDec( Int *coeff, Int *dequantcoeff, Int invQuantScales, UInt height, UInt width, UInt ratio, Int sizuNum, UInt dc); |
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| 191 | #if ADAPTIVE_QP_SELECTION |
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| 192 | Void initSliceQpDelta() ; |
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| 193 | Void storeSliceQpNext(TComSlice* pcSlice); |
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| 194 | Void clearSliceARLCnt(); |
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| 195 | Int getQpDelta(Int qp) { return m_qpDelta[qp]; } |
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| 196 | Int* getSliceNSamples(){ return m_sliceNsamples ;} |
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| 197 | Double* getSliceSumC() { return m_sliceSumC; } |
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| 198 | #endif |
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| 199 | protected: |
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| 200 | #if ADAPTIVE_QP_SELECTION |
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| 201 | Int m_qpDelta[MAX_QP+1]; |
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| 202 | Int m_sliceNsamples[LEVEL_RANGE+1]; |
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| 203 | Double m_sliceSumC[LEVEL_RANGE+1] ; |
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| 204 | #endif |
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| 205 | Int* m_plTempCoeff; |
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| 206 | |
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| 207 | QpParam m_cQP; |
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| 208 | #if RDOQ_CHROMA_LAMBDA |
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[532] | 209 | Double m_lambdas[3]; |
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[313] | 210 | #endif |
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| 211 | Double m_dLambda; |
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| 212 | UInt m_uiRDOQOffset; |
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| 213 | UInt m_uiMaxTrSize; |
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| 214 | Bool m_bEnc; |
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| 215 | Bool m_useRDOQ; |
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| 216 | Bool m_useRDOQTS; |
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| 217 | #if ADAPTIVE_QP_SELECTION |
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| 218 | Bool m_bUseAdaptQpSelect; |
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| 219 | #endif |
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| 220 | Bool m_useTransformSkipFast; |
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| 221 | Bool m_scalingListEnabledFlag; |
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| 222 | Int *m_quantCoef [SCALING_LIST_SIZE_NUM][SCALING_LIST_NUM][SCALING_LIST_REM_NUM]; ///< array of quantization matrix coefficient 4x4 |
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| 223 | Int *m_dequantCoef [SCALING_LIST_SIZE_NUM][SCALING_LIST_NUM][SCALING_LIST_REM_NUM]; ///< array of dequantization matrix coefficient 4x4 |
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| 224 | Double *m_errScale [SCALING_LIST_SIZE_NUM][SCALING_LIST_NUM][SCALING_LIST_REM_NUM]; ///< array of quantization matrix coefficient 4x4 |
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| 225 | private: |
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| 226 | // forward Transform |
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| 227 | Void xT (Int bitDepth, UInt uiMode,Pel* pResidual, UInt uiStride, Int* plCoeff, Int iWidth, Int iHeight ); |
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| 228 | |
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| 229 | // skipping Transform |
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| 230 | Void xTransformSkip (Int bitDepth, Pel* piBlkResi, UInt uiStride, Int* psCoeff, Int width, Int height ); |
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| 231 | |
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| 232 | Void signBitHidingHDQ( TCoeff* pQCoef, TCoeff* pCoef, UInt const *scan, Int* deltaU, Int width, Int height ); |
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| 233 | |
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| 234 | // quantization |
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| 235 | Void xQuant( TComDataCU* pcCU, |
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| 236 | Int* pSrc, |
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| 237 | TCoeff* pDes, |
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| 238 | #if ADAPTIVE_QP_SELECTION |
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| 239 | Int*& pArlDes, |
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| 240 | #endif |
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| 241 | Int iWidth, |
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| 242 | Int iHeight, |
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| 243 | UInt& uiAcSum, |
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| 244 | TextType eTType, |
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| 245 | UInt uiAbsPartIdx ); |
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| 246 | |
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| 247 | // RDOQ functions |
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| 248 | |
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| 249 | Void xRateDistOptQuant ( TComDataCU* pcCU, |
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| 250 | Int* plSrcCoeff, |
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| 251 | TCoeff* piDstCoeff, |
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| 252 | #if ADAPTIVE_QP_SELECTION |
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| 253 | Int*& piArlDstCoeff, |
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| 254 | #endif |
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| 255 | UInt uiWidth, |
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| 256 | UInt uiHeight, |
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| 257 | UInt& uiAbsSum, |
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| 258 | TextType eTType, |
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| 259 | UInt uiAbsPartIdx ); |
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| 260 | __inline UInt xGetCodedLevel ( Double& rd64CodedCost, |
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| 261 | Double& rd64CodedCost0, |
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| 262 | Double& rd64CodedCostSig, |
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| 263 | Int lLevelDouble, |
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| 264 | UInt uiMaxAbsLevel, |
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| 265 | UShort ui16CtxNumSig, |
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| 266 | UShort ui16CtxNumOne, |
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| 267 | UShort ui16CtxNumAbs, |
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| 268 | UShort ui16AbsGoRice, |
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| 269 | UInt c1Idx, |
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| 270 | UInt c2Idx, |
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| 271 | Int iQBits, |
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| 272 | Double dTemp, |
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| 273 | Bool bLast ) const; |
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| 274 | __inline Int xGetICRate ( UInt uiAbsLevel, |
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| 275 | UShort ui16CtxNumOne, |
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| 276 | UShort ui16CtxNumAbs, |
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| 277 | UShort ui16AbsGoRice |
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| 278 | , UInt c1Idx, |
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| 279 | UInt c2Idx |
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| 280 | ) const; |
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| 281 | __inline Double xGetRateLast ( const UInt uiPosX, |
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| 282 | const UInt uiPosY ) const; |
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| 283 | __inline Double xGetRateSigCoeffGroup ( UShort uiSignificanceCoeffGroup, |
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| 284 | UShort ui16CtxNumSig ) const; |
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| 285 | __inline Double xGetRateSigCoef ( UShort uiSignificance, |
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| 286 | UShort ui16CtxNumSig ) const; |
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| 287 | __inline Double xGetICost ( Double dRate ) const; |
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| 288 | __inline Double xGetIEPRate ( ) const; |
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| 289 | |
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| 290 | |
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| 291 | // dequantization |
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| 292 | Void xDeQuant(Int bitDepth, const TCoeff* pSrc, Int* pDes, Int iWidth, Int iHeight, Int scalingListType ); |
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| 293 | |
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| 294 | // inverse transform |
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| 295 | Void xIT (Int bitDepth, UInt uiMode, Int* plCoef, Pel* pResidual, UInt uiStride, Int iWidth, Int iHeight ); |
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| 296 | |
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| 297 | // inverse skipping transform |
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| 298 | Void xITransformSkip (Int bitDepth, Int* plCoef, Pel* pResidual, UInt uiStride, Int width, Int height ); |
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| 299 | };// END CLASS DEFINITION TComTrQuant |
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| 300 | |
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| 301 | //! \} |
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| 302 | |
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| 303 | #endif // __TCOMTRQUANT__ |
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