[324] | 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 TEncRateCtrl.h |
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| 35 | \brief Rate control manager class |
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| 36 | */ |
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| 37 | |
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| 38 | #ifndef _HM_TENCRATECTRL_H_ |
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| 39 | #define _HM_TENCRATECTRL_H_ |
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| 40 | |
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| 41 | #if _MSC_VER > 1000 |
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| 42 | #pragma once |
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| 43 | #endif // _MSC_VER > 1000 |
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| 44 | |
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| 45 | |
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| 46 | #include "../TLibCommon/CommonDef.h" |
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| 47 | #include "../TLibCommon/TComDataCU.h" |
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| 48 | |
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| 49 | #include <vector> |
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| 50 | #include <algorithm> |
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| 51 | |
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| 52 | using namespace std; |
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| 53 | |
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| 54 | //! \ingroup TLibEncoder |
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| 55 | //! \{ |
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| 56 | |
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| 57 | #if RATE_CONTROL_LAMBDA_DOMAIN |
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| 58 | #include "../TLibEncoder/TEncCfg.h" |
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| 59 | #include <list> |
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| 60 | #include <cassert> |
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| 61 | |
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| 62 | const Int g_RCInvalidQPValue = -999; |
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| 63 | const Int g_RCSmoothWindowSize = 40; |
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| 64 | const Int g_RCMaxPicListSize = 32; |
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| 65 | const Double g_RCWeightPicTargetBitInGOP = 0.9; |
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| 66 | const Double g_RCWeightPicRargetBitInBuffer = 1.0 - g_RCWeightPicTargetBitInGOP; |
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[537] | 67 | #if M0036_RC_IMPROVEMENT |
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| 68 | const Int g_RCIterationNum = 20; |
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| 69 | const Double g_RCWeightHistoryLambda = 0.5; |
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| 70 | const Double g_RCWeightCurrentLambda = 1.0 - g_RCWeightHistoryLambda; |
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| 71 | const Int g_RCLCUSmoothWindowSize = 4; |
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| 72 | const Double g_RCAlphaMinValue = 0.05; |
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| 73 | const Double g_RCAlphaMaxValue = 500.0; |
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| 74 | const Double g_RCBetaMinValue = -3.0; |
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| 75 | const Double g_RCBetaMaxValue = -0.1; |
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| 76 | #endif |
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[324] | 77 | |
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[537] | 78 | #if RATE_CONTROL_INTRA |
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| 79 | #define ALPHA 6.7542; |
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| 80 | #define BETA1 1.2517 |
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| 81 | #define BETA2 1.7860 |
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| 82 | #endif |
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| 83 | |
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[324] | 84 | struct TRCLCU |
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| 85 | { |
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| 86 | Int m_actualBits; |
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| 87 | Int m_QP; // QP of skip mode is set to g_RCInvalidQPValue |
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| 88 | Int m_targetBits; |
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| 89 | Double m_lambda; |
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[537] | 90 | #if M0036_RC_IMPROVEMENT |
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| 91 | Double m_bitWeight; |
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| 92 | #else |
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[324] | 93 | Double m_MAD; |
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[537] | 94 | #endif |
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[324] | 95 | Int m_numberOfPixel; |
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[537] | 96 | #if RATE_CONTROL_INTRA |
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| 97 | Double m_costIntra; |
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| 98 | Int m_targetBitsLeft; |
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| 99 | #endif |
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[324] | 100 | }; |
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| 101 | |
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| 102 | struct TRCParameter |
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| 103 | { |
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| 104 | Double m_alpha; |
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| 105 | Double m_beta; |
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| 106 | }; |
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| 107 | |
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| 108 | class TEncRCSeq |
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| 109 | { |
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| 110 | public: |
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| 111 | TEncRCSeq(); |
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| 112 | ~TEncRCSeq(); |
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| 113 | |
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| 114 | public: |
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[537] | 115 | #if M0036_RC_IMPROVEMENT |
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| 116 | Void create( Int totalFrames, Int targetBitrate, Int frameRate, Int GOPSize, Int picWidth, Int picHeight, Int LCUWidth, Int LCUHeight, Int numberOfLevel, Bool useLCUSeparateModel, Int adaptiveBit ); |
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| 117 | #else |
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[324] | 118 | Void create( Int totalFrames, Int targetBitrate, Int frameRate, Int GOPSize, Int picWidth, Int picHeight, Int LCUWidth, Int LCUHeight, Int numberOfLevel, Bool useLCUSeparateModel ); |
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[537] | 119 | #endif |
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[324] | 120 | Void destroy(); |
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| 121 | Void initBitsRatio( Int bitsRatio[] ); |
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| 122 | Void initGOPID2Level( Int GOPID2Level[] ); |
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| 123 | Void initPicPara( TRCParameter* picPara = NULL ); // NULL to initial with default value |
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| 124 | Void initLCUPara( TRCParameter** LCUPara = NULL ); // NULL to initial with default value |
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| 125 | Void updateAfterPic ( Int bits ); |
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[537] | 126 | #if !RATE_CONTROL_INTRA |
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[324] | 127 | Int getRefineBitsForIntra( Int orgBits ); |
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[537] | 128 | #endif |
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| 129 | #if M0036_RC_IMPROVEMENT |
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| 130 | Void setAllBitRatio( Double basicLambda, Double* equaCoeffA, Double* equaCoeffB ); |
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| 131 | #endif |
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[324] | 132 | |
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| 133 | public: |
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| 134 | Int getTotalFrames() { return m_totalFrames; } |
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| 135 | Int getTargetRate() { return m_targetRate; } |
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| 136 | Int getFrameRate() { return m_frameRate; } |
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| 137 | Int getGOPSize() { return m_GOPSize; } |
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| 138 | Int getPicWidth() { return m_picWidth; } |
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| 139 | Int getPicHeight() { return m_picHeight; } |
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| 140 | Int getLCUWidth() { return m_LCUWidth; } |
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| 141 | Int getLCUHeight() { return m_LCUHeight; } |
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| 142 | Int getNumberOfLevel() { return m_numberOfLevel; } |
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| 143 | Int getAverageBits() { return m_averageBits; } |
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| 144 | Int getLeftAverageBits() { assert( m_framesLeft > 0 ); return (Int)(m_bitsLeft / m_framesLeft); } |
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| 145 | Bool getUseLCUSeparateModel() { return m_useLCUSeparateModel; } |
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| 146 | |
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| 147 | Int getNumPixel() { return m_numberOfPixel; } |
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| 148 | Int64 getTargetBits() { return m_targetBits; } |
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| 149 | Int getNumberOfLCU() { return m_numberOfLCU; } |
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| 150 | Int* getBitRatio() { return m_bitsRatio; } |
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| 151 | Int getBitRatio( Int idx ) { assert( idx<m_GOPSize); return m_bitsRatio[idx]; } |
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| 152 | Int* getGOPID2Level() { return m_GOPID2Level; } |
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| 153 | Int getGOPID2Level( Int ID ) { assert( ID < m_GOPSize ); return m_GOPID2Level[ID]; } |
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| 154 | TRCParameter* getPicPara() { return m_picPara; } |
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| 155 | TRCParameter getPicPara( Int level ) { assert( level < m_numberOfLevel ); return m_picPara[level]; } |
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| 156 | Void setPicPara( Int level, TRCParameter para ) { assert( level < m_numberOfLevel ); m_picPara[level] = para; } |
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| 157 | TRCParameter** getLCUPara() { return m_LCUPara; } |
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| 158 | TRCParameter* getLCUPara( Int level ) { assert( level < m_numberOfLevel ); return m_LCUPara[level]; } |
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| 159 | TRCParameter getLCUPara( Int level, Int LCUIdx ) { assert( LCUIdx < m_numberOfLCU ); return getLCUPara(level)[LCUIdx]; } |
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| 160 | Void setLCUPara( Int level, Int LCUIdx, TRCParameter para ) { assert( level < m_numberOfLevel ); assert( LCUIdx < m_numberOfLCU ); m_LCUPara[level][LCUIdx] = para; } |
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| 161 | |
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| 162 | Int getFramesLeft() { return m_framesLeft; } |
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| 163 | Int64 getBitsLeft() { return m_bitsLeft; } |
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| 164 | |
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| 165 | Double getSeqBpp() { return m_seqTargetBpp; } |
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| 166 | Double getAlphaUpdate() { return m_alphaUpdate; } |
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| 167 | Double getBetaUpdate() { return m_betaUpdate; } |
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| 168 | |
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[537] | 169 | #if M0036_RC_IMPROVEMENT |
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| 170 | Int getAdaptiveBits() { return m_adaptiveBit; } |
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| 171 | Double getLastLambda() { return m_lastLambda; } |
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| 172 | Void setLastLambda( Double lamdba ) { m_lastLambda = lamdba; } |
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| 173 | #endif |
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| 174 | |
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[324] | 175 | private: |
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| 176 | Int m_totalFrames; |
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| 177 | Int m_targetRate; |
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| 178 | Int m_frameRate; |
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| 179 | Int m_GOPSize; |
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| 180 | Int m_picWidth; |
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| 181 | Int m_picHeight; |
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| 182 | Int m_LCUWidth; |
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| 183 | Int m_LCUHeight; |
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| 184 | Int m_numberOfLevel; |
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| 185 | Int m_averageBits; |
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| 186 | |
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| 187 | Int m_numberOfPixel; |
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| 188 | Int64 m_targetBits; |
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| 189 | Int m_numberOfLCU; |
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| 190 | Int* m_bitsRatio; |
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| 191 | Int* m_GOPID2Level; |
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| 192 | TRCParameter* m_picPara; |
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| 193 | TRCParameter** m_LCUPara; |
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| 194 | |
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| 195 | Int m_framesLeft; |
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| 196 | Int64 m_bitsLeft; |
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| 197 | Double m_seqTargetBpp; |
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| 198 | Double m_alphaUpdate; |
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| 199 | Double m_betaUpdate; |
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| 200 | Bool m_useLCUSeparateModel; |
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[537] | 201 | |
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| 202 | #if M0036_RC_IMPROVEMENT |
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| 203 | Int m_adaptiveBit; |
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| 204 | Double m_lastLambda; |
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| 205 | #endif |
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[324] | 206 | }; |
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| 207 | |
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| 208 | class TEncRCGOP |
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| 209 | { |
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| 210 | public: |
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| 211 | TEncRCGOP(); |
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| 212 | ~TEncRCGOP(); |
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| 213 | |
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| 214 | public: |
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| 215 | Void create( TEncRCSeq* encRCSeq, Int numPic ); |
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| 216 | Void destroy(); |
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| 217 | Void updateAfterPicture( Int bitsCost ); |
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| 218 | |
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| 219 | private: |
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| 220 | Int xEstGOPTargetBits( TEncRCSeq* encRCSeq, Int GOPSize ); |
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[537] | 221 | #if M0036_RC_IMPROVEMENT |
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| 222 | Void xCalEquaCoeff( TEncRCSeq* encRCSeq, Double* lambdaRatio, Double* equaCoeffA, Double* equaCoeffB, Int GOPSize ); |
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| 223 | Double xSolveEqua( Double targetBpp, Double* equaCoeffA, Double* equaCoeffB, Int GOPSize ); |
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| 224 | #endif |
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[324] | 225 | |
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| 226 | public: |
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| 227 | TEncRCSeq* getEncRCSeq() { return m_encRCSeq; } |
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| 228 | Int getNumPic() { return m_numPic;} |
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| 229 | Int getTargetBits() { return m_targetBits; } |
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| 230 | Int getPicLeft() { return m_picLeft; } |
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| 231 | Int getBitsLeft() { return m_bitsLeft; } |
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| 232 | Int getTargetBitInGOP( Int i ) { return m_picTargetBitInGOP[i]; } |
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| 233 | |
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| 234 | private: |
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| 235 | TEncRCSeq* m_encRCSeq; |
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| 236 | Int* m_picTargetBitInGOP; |
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| 237 | Int m_numPic; |
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| 238 | Int m_targetBits; |
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| 239 | Int m_picLeft; |
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| 240 | Int m_bitsLeft; |
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| 241 | }; |
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| 242 | |
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| 243 | class TEncRCPic |
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| 244 | { |
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| 245 | public: |
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| 246 | TEncRCPic(); |
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| 247 | ~TEncRCPic(); |
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| 248 | |
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| 249 | public: |
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| 250 | Void create( TEncRCSeq* encRCSeq, TEncRCGOP* encRCGOP, Int frameLevel, list<TEncRCPic*>& listPreviousPictures ); |
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| 251 | Void destroy(); |
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| 252 | |
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[537] | 253 | #if !RATE_CONTROL_INTRA |
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[324] | 254 | Double estimatePicLambda( list<TEncRCPic*>& listPreviousPictures ); |
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[537] | 255 | #endif |
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[324] | 256 | Int estimatePicQP ( Double lambda, list<TEncRCPic*>& listPreviousPictures ); |
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[537] | 257 | #if RATE_CONTROL_INTRA |
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| 258 | Int getRefineBitsForIntra(Int orgBits); |
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| 259 | Double calculateLambdaIntra(double alpha, double beta, double MADPerPixel, double bitsPerPixel); |
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| 260 | Double estimatePicLambda( list<TEncRCPic*>& listPreviousPictures, SliceType eSliceType); |
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| 261 | |
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| 262 | Void updateAlphaBetaIntra(double *alpha, double *beta); |
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| 263 | |
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| 264 | Double getLCUTargetBpp(SliceType eSliceType); |
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| 265 | Double getLCUEstLambdaAndQP(Double bpp, Int clipPicQP, Int *estQP); |
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| 266 | #else |
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[324] | 267 | Double getLCUTargetBpp(); |
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[537] | 268 | #endif |
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[324] | 269 | Double getLCUEstLambda( Double bpp ); |
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| 270 | Int getLCUEstQP( Double lambda, Int clipPicQP ); |
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| 271 | |
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| 272 | Void updateAfterLCU( Int LCUIdx, Int bits, Int QP, Double lambda, Bool updateLCUParameter = true ); |
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[537] | 273 | #if M0036_RC_IMPROVEMENT |
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| 274 | #if RATE_CONTROL_INTRA |
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| 275 | Void updateAfterPicture( Int actualHeaderBits, Int actualTotalBits, Double averageQP, Double averageLambda, SliceType eSliceType); |
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| 276 | #else |
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| 277 | Void updateAfterPicture( Int actualHeaderBits, Int actualTotalBits, Double averageQP, Double averageLambda ); |
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| 278 | #endif |
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| 279 | #else |
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[324] | 280 | Void updateAfterPicture( Int actualHeaderBits, Int actualTotalBits, Double averageQP, Double averageLambda, Double effectivePercentage ); |
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[537] | 281 | #endif |
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[324] | 282 | |
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| 283 | Void addToPictureLsit( list<TEncRCPic*>& listPreviousPictures ); |
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[537] | 284 | #if !M0036_RC_IMPROVEMENT |
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[324] | 285 | Double getEffectivePercentage(); |
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[537] | 286 | #endif |
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[324] | 287 | Double calAverageQP(); |
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| 288 | Double calAverageLambda(); |
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| 289 | |
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| 290 | private: |
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| 291 | Int xEstPicTargetBits( TEncRCSeq* encRCSeq, TEncRCGOP* encRCGOP ); |
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| 292 | Int xEstPicHeaderBits( list<TEncRCPic*>& listPreviousPictures, Int frameLevel ); |
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| 293 | |
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| 294 | public: |
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| 295 | TEncRCSeq* getRCSequence() { return m_encRCSeq; } |
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| 296 | TEncRCGOP* getRCGOP() { return m_encRCGOP; } |
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| 297 | |
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| 298 | Int getFrameLevel() { return m_frameLevel; } |
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| 299 | Int getNumberOfPixel() { return m_numberOfPixel; } |
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| 300 | Int getNumberOfLCU() { return m_numberOfLCU; } |
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| 301 | Int getTargetBits() { return m_targetBits; } |
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[537] | 302 | #if !RATE_CONTROL_INTRA |
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[324] | 303 | Void setTargetBits( Int bits ) { m_targetBits = bits; } |
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[537] | 304 | #endif |
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[324] | 305 | Int getEstHeaderBits() { return m_estHeaderBits; } |
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| 306 | Int getLCULeft() { return m_LCULeft; } |
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| 307 | Int getBitsLeft() { return m_bitsLeft; } |
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| 308 | Int getPixelsLeft() { return m_pixelsLeft; } |
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| 309 | Int getBitsCoded() { return m_targetBits - m_estHeaderBits - m_bitsLeft; } |
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| 310 | Int getLCUCoded() { return m_numberOfLCU - m_LCULeft; } |
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| 311 | TRCLCU* getLCU() { return m_LCUs; } |
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| 312 | TRCLCU& getLCU( Int LCUIdx ) { return m_LCUs[LCUIdx]; } |
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| 313 | Int getPicActualHeaderBits() { return m_picActualHeaderBits; } |
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[537] | 314 | #if !M0036_RC_IMPROVEMENT |
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[324] | 315 | Double getTotalMAD() { return m_totalMAD; } |
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| 316 | Void setTotalMAD( Double MAD ) { m_totalMAD = MAD; } |
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[537] | 317 | #endif |
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| 318 | #if RATE_CONTROL_INTRA |
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| 319 | Void setTargetBits( Int bits ) { m_targetBits = bits; m_bitsLeft = bits;} |
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| 320 | Void setTotalIntraCost(Double cost) { m_totalCostIntra = cost; } |
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| 321 | Void getLCUInitTargetBits(); |
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| 322 | #endif |
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| 323 | |
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[324] | 324 | Int getPicActualBits() { return m_picActualBits; } |
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| 325 | Int getPicActualQP() { return m_picQP; } |
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| 326 | Double getPicActualLambda() { return m_picLambda; } |
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| 327 | Int getPicEstQP() { return m_estPicQP; } |
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| 328 | Void setPicEstQP( Int QP ) { m_estPicQP = QP; } |
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| 329 | Double getPicEstLambda() { return m_estPicLambda; } |
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| 330 | Void setPicEstLambda( Double lambda ) { m_picLambda = lambda; } |
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| 331 | |
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| 332 | private: |
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| 333 | TEncRCSeq* m_encRCSeq; |
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| 334 | TEncRCGOP* m_encRCGOP; |
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| 335 | |
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| 336 | Int m_frameLevel; |
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| 337 | Int m_numberOfPixel; |
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| 338 | Int m_numberOfLCU; |
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| 339 | Int m_targetBits; |
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| 340 | Int m_estHeaderBits; |
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| 341 | Int m_estPicQP; |
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| 342 | Double m_estPicLambda; |
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| 343 | |
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| 344 | Int m_LCULeft; |
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| 345 | Int m_bitsLeft; |
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| 346 | Int m_pixelsLeft; |
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| 347 | |
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| 348 | TRCLCU* m_LCUs; |
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| 349 | Int m_picActualHeaderBits; // only SH and potential APS |
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[537] | 350 | #if !M0036_RC_IMPROVEMENT |
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[324] | 351 | Double m_totalMAD; |
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[537] | 352 | #endif |
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| 353 | #if RATE_CONTROL_INTRA |
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| 354 | Double m_totalCostIntra; |
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| 355 | Double m_remainingCostIntra; |
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| 356 | #endif |
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[324] | 357 | Int m_picActualBits; // the whole picture, including header |
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| 358 | Int m_picQP; // in integer form |
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| 359 | Double m_picLambda; |
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[537] | 360 | #if !M0036_RC_IMPROVEMENT |
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[324] | 361 | TEncRCPic* m_lastPicture; |
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[537] | 362 | #endif |
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[324] | 363 | }; |
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| 364 | |
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| 365 | class TEncRateCtrl |
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| 366 | { |
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| 367 | public: |
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| 368 | TEncRateCtrl(); |
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| 369 | ~TEncRateCtrl(); |
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| 370 | |
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| 371 | public: |
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[537] | 372 | #if M0036_RC_IMPROVEMENT |
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| 373 | Void init( Int totalFrames, Int targetBitrate, Int frameRate, Int GOPSize, Int picWidth, Int picHeight, Int LCUWidth, Int LCUHeight, Int keepHierBits, Bool useLCUSeparateModel, GOPEntry GOPList[MAX_GOP] ); |
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| 374 | #else |
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[324] | 375 | Void init( Int totalFrames, Int targetBitrate, Int frameRate, Int GOPSize, Int picWidth, Int picHeight, Int LCUWidth, Int LCUHeight, Bool keepHierBits, Bool useLCUSeparateModel, GOPEntry GOPList[MAX_GOP] ); |
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[537] | 376 | #endif |
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[324] | 377 | Void destroy(); |
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| 378 | Void initRCPic( Int frameLevel ); |
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| 379 | Void initRCGOP( Int numberOfPictures ); |
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| 380 | Void destroyRCGOP(); |
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| 381 | |
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| 382 | public: |
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| 383 | Void setRCQP ( Int QP ) { m_RCQP = QP; } |
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| 384 | Int getRCQP () { return m_RCQP; } |
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| 385 | TEncRCSeq* getRCSeq() { assert ( m_encRCSeq != NULL ); return m_encRCSeq; } |
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| 386 | TEncRCGOP* getRCGOP() { assert ( m_encRCGOP != NULL ); return m_encRCGOP; } |
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| 387 | TEncRCPic* getRCPic() { assert ( m_encRCPic != NULL ); return m_encRCPic; } |
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| 388 | list<TEncRCPic*>& getPicList() { return m_listRCPictures; } |
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| 389 | |
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| 390 | private: |
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| 391 | TEncRCSeq* m_encRCSeq; |
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| 392 | TEncRCGOP* m_encRCGOP; |
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| 393 | TEncRCPic* m_encRCPic; |
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| 394 | list<TEncRCPic*> m_listRCPictures; |
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| 395 | Int m_RCQP; |
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| 396 | }; |
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| 397 | |
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| 398 | #else |
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| 399 | |
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| 400 | // ==================================================================================================================== |
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| 401 | // Class definition |
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| 402 | // ==================================================================================================================== |
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| 403 | #define MAX_DELTA_QP 2 |
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| 404 | #define MAX_CUDQP_DEPTH 0 |
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| 405 | |
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| 406 | typedef struct FrameData |
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| 407 | { |
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| 408 | Bool m_isReferenced; |
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| 409 | Int m_qp; |
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| 410 | Int m_bits; |
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| 411 | Double m_costMAD; |
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| 412 | }FrameData; |
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| 413 | |
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| 414 | typedef struct LCUData |
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| 415 | { |
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| 416 | Int m_qp; ///< coded QP |
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| 417 | Int m_bits; ///< actually generated bits |
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| 418 | Int m_pixels; ///< number of pixels for a unit |
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| 419 | Int m_widthInPixel; ///< number of pixels for width |
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| 420 | Int m_heightInPixel; ///< number of pixels for height |
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| 421 | Double m_costMAD; ///< texture complexity for a unit |
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| 422 | }LCUData; |
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| 423 | |
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| 424 | class MADLinearModel |
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| 425 | { |
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| 426 | private: |
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| 427 | Bool m_activeOn; |
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| 428 | Double m_paramY1; |
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| 429 | Double m_paramY2; |
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| 430 | Double m_costMADs[3]; |
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| 431 | |
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| 432 | public: |
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| 433 | MADLinearModel () {}; |
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| 434 | ~MADLinearModel() {}; |
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| 435 | |
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| 436 | Void initMADLinearModel (); |
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| 437 | Double getMAD (); |
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| 438 | Void updateMADLiearModel (); |
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| 439 | Void updateMADHistory (Double costMAD); |
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| 440 | Bool IsUpdateAvailable () { return m_activeOn; } |
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| 441 | }; |
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| 442 | |
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| 443 | class PixelBaseURQQuadraticModel |
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| 444 | { |
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| 445 | private: |
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| 446 | Double m_paramHighX1; |
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| 447 | Double m_paramHighX2; |
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| 448 | Double m_paramLowX1; |
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| 449 | Double m_paramLowX2; |
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| 450 | public: |
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| 451 | PixelBaseURQQuadraticModel () {}; |
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| 452 | ~PixelBaseURQQuadraticModel() {}; |
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| 453 | |
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| 454 | Void initPixelBaseQuadraticModel (); |
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| 455 | Int getQP (Int qp, Int targetBits, Int numberOfPixels, Double costPredMAD); |
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| 456 | Void updatePixelBasedURQQuadraticModel (Int qp, Int bits, Int numberOfPixels, Double costMAD); |
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| 457 | Bool checkUpdateAvailable (Int qpReference ); |
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| 458 | Double xConvertQP2QStep (Int qp ); |
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| 459 | Int xConvertQStep2QP (Double qStep ); |
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| 460 | }; |
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| 461 | |
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| 462 | class TEncRateCtrl |
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| 463 | { |
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| 464 | private: |
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| 465 | Bool m_isLowdelay; |
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| 466 | Int m_prevBitrate; |
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| 467 | Int m_currBitrate; |
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| 468 | Int m_frameRate; |
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| 469 | Int m_refFrameNum; |
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| 470 | Int m_nonRefFrameNum; |
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| 471 | Int m_numOfPixels; |
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| 472 | Int m_sourceWidthInLCU; |
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| 473 | Int m_sourceHeightInLCU; |
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| 474 | Int m_sizeGOP; |
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| 475 | Int m_indexGOP; |
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| 476 | Int m_indexFrame; |
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| 477 | Int m_indexLCU; |
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| 478 | Int m_indexUnit; |
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| 479 | Int m_indexRefFrame; |
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| 480 | Int m_indexNonRefFrame; |
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| 481 | Int m_indexPOCInGOP; |
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| 482 | Int m_indexPrevPOCInGOP; |
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| 483 | Int m_occupancyVB; |
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| 484 | Int m_initialOVB; |
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| 485 | Int m_targetBufLevel; |
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| 486 | Int m_initialTBL; |
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| 487 | Int m_remainingBitsInGOP; |
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| 488 | Int m_remainingBitsInFrame; |
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| 489 | Int m_occupancyVBInFrame; |
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| 490 | Int m_targetBits; |
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| 491 | Int m_numUnitInFrame; |
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| 492 | Int m_codedPixels; |
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| 493 | Bool m_activeUnitLevelOn; |
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| 494 | Double m_costNonRefAvgWeighting; |
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| 495 | Double m_costRefAvgWeighting; |
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| 496 | Double m_costAvgbpp; |
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| 497 | |
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| 498 | FrameData* m_pcFrameData; |
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| 499 | LCUData* m_pcLCUData; |
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| 500 | |
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| 501 | MADLinearModel m_cMADLinearModel; |
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| 502 | PixelBaseURQQuadraticModel m_cPixelURQQuadraticModel; |
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| 503 | |
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| 504 | public: |
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| 505 | TEncRateCtrl () {}; |
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| 506 | virtual ~TEncRateCtrl() {}; |
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| 507 | |
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| 508 | Void create (Int sizeIntraPeriod, Int sizeGOP, Int frameRate, Int targetKbps, Int qp, Int numLCUInBasicUnit, Int sourceWidth, Int sourceHeight, Int maxCUWidth, Int maxCUHeight); |
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| 509 | Void destroy (); |
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| 510 | |
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| 511 | Void initFrameData (Int qp = 0); |
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| 512 | Void initUnitData (Int qp = 0); |
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| 513 | Int getFrameQP (Bool isReferenced, Int POC); |
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| 514 | Bool calculateUnitQP (); |
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| 515 | Int getUnitQP () { return m_pcLCUData[m_indexLCU].m_qp; } |
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| 516 | Void updateRCGOPStatus (); |
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| 517 | Void updataRCFrameStatus (Int frameBits, SliceType eSliceType); |
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| 518 | Void updataRCUnitStatus (); |
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| 519 | Void updateLCUData (TComDataCU* pcCU, UInt64 actualLCUBits, Int qp); |
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| 520 | Void updateFrameData (UInt64 actualFrameBits); |
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| 521 | Double xAdjustmentBits (Int& reductionBits, Int& compensationBits); |
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| 522 | Int getGOPId () { return m_indexFrame; } |
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| 523 | }; |
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| 524 | #endif |
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| 525 | |
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| 526 | #endif |
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| 527 | |
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| 528 | |
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