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 TEncCavlc.cpp |
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35 | \brief CAVLC encoder class |
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36 | */ |
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37 | |
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38 | #include "../TLibCommon/CommonDef.h" |
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39 | #include "TEncCavlc.h" |
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40 | #include "SEIwrite.h" |
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41 | |
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42 | //! \ingroup TLibEncoder |
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43 | //! \{ |
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44 | |
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45 | #if ENC_DEC_TRACE |
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46 | |
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47 | Void xTraceSPSHeader (TComSPS *pSPS) |
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48 | { |
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49 | fprintf( g_hTrace, "=========== Sequence Parameter Set ID: %d ===========\n", pSPS->getSPSId() ); |
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50 | } |
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51 | |
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52 | Void xTracePPSHeader (TComPPS *pPPS) |
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53 | { |
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54 | fprintf( g_hTrace, "=========== Picture Parameter Set ID: %d ===========\n", pPPS->getPPSId() ); |
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55 | } |
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56 | |
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57 | Void xTraceSliceHeader (TComSlice *pSlice) |
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58 | { |
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59 | fprintf( g_hTrace, "=========== Slice ===========\n"); |
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60 | } |
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61 | |
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62 | #endif |
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63 | |
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64 | |
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65 | |
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66 | // ==================================================================================================================== |
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67 | // Constructor / destructor / create / destroy |
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68 | // ==================================================================================================================== |
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69 | |
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70 | TEncCavlc::TEncCavlc() |
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71 | { |
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72 | m_pcBitIf = NULL; |
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73 | m_uiCoeffCost = 0; |
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74 | } |
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75 | |
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76 | TEncCavlc::~TEncCavlc() |
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77 | { |
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78 | } |
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79 | |
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80 | |
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81 | // ==================================================================================================================== |
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82 | // Public member functions |
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83 | // ==================================================================================================================== |
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84 | |
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85 | Void TEncCavlc::resetEntropy() |
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86 | { |
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87 | } |
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88 | |
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89 | |
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90 | Void TEncCavlc::codeDFFlag(UInt uiCode, const Char *pSymbolName) |
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91 | { |
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92 | WRITE_FLAG(uiCode, pSymbolName); |
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93 | } |
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94 | Void TEncCavlc::codeDFSvlc(Int iCode, const Char *pSymbolName) |
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95 | { |
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96 | WRITE_SVLC(iCode, pSymbolName); |
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97 | } |
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98 | |
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99 | Void TEncCavlc::codeShortTermRefPicSet( TComSPS* pcSPS, TComReferencePictureSet* rps, Bool calledFromSliceHeader, Int idx) |
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100 | { |
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101 | #if PRINT_RPS_INFO |
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102 | Int lastBits = getNumberOfWrittenBits(); |
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103 | #endif |
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104 | if (idx > 0) |
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105 | { |
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106 | WRITE_FLAG( rps->getInterRPSPrediction(), "inter_ref_pic_set_prediction_flag" ); // inter_RPS_prediction_flag |
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107 | } |
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108 | if (rps->getInterRPSPrediction()) |
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109 | { |
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110 | Int deltaRPS = rps->getDeltaRPS(); |
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111 | if(calledFromSliceHeader) |
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112 | { |
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113 | WRITE_UVLC( rps->getDeltaRIdxMinus1(), "delta_idx_minus1" ); // delta index of the Reference Picture Set used for prediction minus 1 |
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114 | } |
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115 | |
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116 | WRITE_CODE( (deltaRPS >=0 ? 0: 1), 1, "delta_rps_sign" ); //delta_rps_sign |
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117 | WRITE_UVLC( abs(deltaRPS) - 1, "abs_delta_rps_minus1"); // absolute delta RPS minus 1 |
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118 | |
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119 | for(Int j=0; j < rps->getNumRefIdc(); j++) |
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120 | { |
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121 | Int refIdc = rps->getRefIdc(j); |
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122 | WRITE_CODE( (refIdc==1? 1: 0), 1, "used_by_curr_pic_flag" ); //first bit is "1" if Idc is 1 |
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123 | if (refIdc != 1) |
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124 | { |
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125 | WRITE_CODE( refIdc>>1, 1, "use_delta_flag" ); //second bit is "1" if Idc is 2, "0" otherwise. |
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126 | } |
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127 | } |
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128 | } |
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129 | else |
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130 | { |
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131 | WRITE_UVLC( rps->getNumberOfNegativePictures(), "num_negative_pics" ); |
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132 | WRITE_UVLC( rps->getNumberOfPositivePictures(), "num_positive_pics" ); |
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133 | Int prev = 0; |
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134 | for(Int j=0 ; j < rps->getNumberOfNegativePictures(); j++) |
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135 | { |
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136 | WRITE_UVLC( prev-rps->getDeltaPOC(j)-1, "delta_poc_s0_minus1" ); |
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137 | prev = rps->getDeltaPOC(j); |
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138 | WRITE_FLAG( rps->getUsed(j), "used_by_curr_pic_s0_flag"); |
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139 | } |
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140 | prev = 0; |
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141 | for(Int j=rps->getNumberOfNegativePictures(); j < rps->getNumberOfNegativePictures()+rps->getNumberOfPositivePictures(); j++) |
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142 | { |
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143 | WRITE_UVLC( rps->getDeltaPOC(j)-prev-1, "delta_poc_s1_minus1" ); |
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144 | prev = rps->getDeltaPOC(j); |
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145 | WRITE_FLAG( rps->getUsed(j), "used_by_curr_pic_s1_flag" ); |
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146 | } |
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147 | } |
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148 | |
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149 | #if PRINT_RPS_INFO |
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150 | printf("irps=%d (%2d bits) ", rps->getInterRPSPrediction(), getNumberOfWrittenBits() - lastBits); |
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151 | rps->printDeltaPOC(); |
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152 | #endif |
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153 | } |
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154 | |
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155 | |
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156 | Void TEncCavlc::codePPS( TComPPS* pcPPS ) |
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157 | { |
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158 | #if ENC_DEC_TRACE |
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159 | xTracePPSHeader (pcPPS); |
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160 | #endif |
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161 | |
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162 | WRITE_UVLC( pcPPS->getPPSId(), "pps_pic_parameter_set_id" ); |
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163 | WRITE_UVLC( pcPPS->getSPSId(), "pps_seq_parameter_set_id" ); |
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164 | WRITE_FLAG( pcPPS->getDependentSliceSegmentsEnabledFlag() ? 1 : 0, "dependent_slice_segments_enabled_flag" ); |
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165 | #if L0255_MOVE_PPS_FLAGS |
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166 | WRITE_FLAG( pcPPS->getOutputFlagPresentFlag() ? 1 : 0, "output_flag_present_flag" ); |
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167 | WRITE_CODE( pcPPS->getNumExtraSliceHeaderBits(), 3, "num_extra_slice_header_bits"); |
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168 | #endif |
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169 | WRITE_FLAG( pcPPS->getSignHideFlag(), "sign_data_hiding_flag" ); |
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170 | WRITE_FLAG( pcPPS->getCabacInitPresentFlag() ? 1 : 0, "cabac_init_present_flag" ); |
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171 | WRITE_UVLC( pcPPS->getNumRefIdxL0DefaultActive()-1, "num_ref_idx_l0_default_active_minus1"); |
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172 | WRITE_UVLC( pcPPS->getNumRefIdxL1DefaultActive()-1, "num_ref_idx_l1_default_active_minus1"); |
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173 | |
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174 | WRITE_SVLC( pcPPS->getPicInitQPMinus26(), "init_qp_minus26"); |
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175 | WRITE_FLAG( pcPPS->getConstrainedIntraPred() ? 1 : 0, "constrained_intra_pred_flag" ); |
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176 | WRITE_FLAG( pcPPS->getUseTransformSkip() ? 1 : 0, "transform_skip_enabled_flag" ); |
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177 | WRITE_FLAG( pcPPS->getUseDQP() ? 1 : 0, "cu_qp_delta_enabled_flag" ); |
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178 | if ( pcPPS->getUseDQP() ) |
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179 | { |
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180 | WRITE_UVLC( pcPPS->getMaxCuDQPDepth(), "diff_cu_qp_delta_depth" ); |
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181 | } |
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182 | WRITE_SVLC( pcPPS->getChromaCbQpOffset(), "pps_cb_qp_offset" ); |
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183 | WRITE_SVLC( pcPPS->getChromaCrQpOffset(), "pps_cr_qp_offset" ); |
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184 | WRITE_FLAG( pcPPS->getSliceChromaQpFlag() ? 1 : 0, "pps_slice_chroma_qp_offsets_present_flag" ); |
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185 | |
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186 | WRITE_FLAG( pcPPS->getUseWP() ? 1 : 0, "weighted_pred_flag" ); // Use of Weighting Prediction (P_SLICE) |
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187 | WRITE_FLAG( pcPPS->getWPBiPred() ? 1 : 0, "weighted_bipred_flag" ); // Use of Weighting Bi-Prediction (B_SLICE) |
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188 | #if !L0255_MOVE_PPS_FLAGS |
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189 | WRITE_FLAG( pcPPS->getOutputFlagPresentFlag() ? 1 : 0, "output_flag_present_flag" ); |
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190 | #endif |
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191 | WRITE_FLAG( pcPPS->getTransquantBypassEnableFlag() ? 1 : 0, "transquant_bypass_enable_flag" ); |
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192 | WRITE_FLAG( pcPPS->getTilesEnabledFlag() ? 1 : 0, "tiles_enabled_flag" ); |
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193 | WRITE_FLAG( pcPPS->getEntropyCodingSyncEnabledFlag() ? 1 : 0, "entropy_coding_sync_enabled_flag" ); |
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194 | if( pcPPS->getTilesEnabledFlag() ) |
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195 | { |
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196 | WRITE_UVLC( pcPPS->getNumColumnsMinus1(), "num_tile_columns_minus1" ); |
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197 | WRITE_UVLC( pcPPS->getNumRowsMinus1(), "num_tile_rows_minus1" ); |
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198 | WRITE_FLAG( pcPPS->getUniformSpacingFlag(), "uniform_spacing_flag" ); |
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199 | if( pcPPS->getUniformSpacingFlag() == 0 ) |
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200 | { |
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201 | for(UInt i=0; i<pcPPS->getNumColumnsMinus1(); i++) |
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202 | { |
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203 | WRITE_UVLC( pcPPS->getColumnWidth(i)-1, "column_width_minus1" ); |
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204 | } |
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205 | for(UInt i=0; i<pcPPS->getNumRowsMinus1(); i++) |
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206 | { |
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207 | WRITE_UVLC( pcPPS->getRowHeight(i)-1, "row_height_minus1" ); |
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208 | } |
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209 | } |
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210 | if(pcPPS->getNumColumnsMinus1() !=0 || pcPPS->getNumRowsMinus1() !=0) |
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211 | { |
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212 | WRITE_FLAG( pcPPS->getLoopFilterAcrossTilesEnabledFlag()?1 : 0, "loop_filter_across_tiles_enabled_flag"); |
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213 | } |
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214 | } |
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215 | WRITE_FLAG( pcPPS->getLoopFilterAcrossSlicesEnabledFlag()?1 : 0, "loop_filter_across_slices_enabled_flag"); |
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216 | WRITE_FLAG( pcPPS->getDeblockingFilterControlPresentFlag()?1 : 0, "deblocking_filter_control_present_flag"); |
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217 | if(pcPPS->getDeblockingFilterControlPresentFlag()) |
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218 | { |
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219 | WRITE_FLAG( pcPPS->getDeblockingFilterOverrideEnabledFlag() ? 1 : 0, "deblocking_filter_override_enabled_flag" ); |
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220 | WRITE_FLAG( pcPPS->getPicDisableDeblockingFilterFlag() ? 1 : 0, "pps_disable_deblocking_filter_flag" ); |
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221 | if(!pcPPS->getPicDisableDeblockingFilterFlag()) |
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222 | { |
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223 | WRITE_SVLC( pcPPS->getDeblockingFilterBetaOffsetDiv2(), "pps_beta_offset_div2" ); |
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224 | WRITE_SVLC( pcPPS->getDeblockingFilterTcOffsetDiv2(), "pps_tc_offset_div2" ); |
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225 | } |
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226 | } |
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227 | WRITE_FLAG( pcPPS->getScalingListPresentFlag() ? 1 : 0, "pps_scaling_list_data_present_flag" ); |
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228 | if( pcPPS->getScalingListPresentFlag() ) |
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229 | { |
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230 | #if SCALING_LIST_OUTPUT_RESULT |
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231 | printf("PPS\n"); |
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232 | #endif |
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233 | codeScalingList( m_pcSlice->getScalingList() ); |
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234 | } |
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235 | WRITE_FLAG( pcPPS->getListsModificationPresentFlag(), "lists_modification_present_flag"); |
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236 | WRITE_UVLC( pcPPS->getLog2ParallelMergeLevelMinus2(), "log2_parallel_merge_level_minus2"); |
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237 | #if !L0255_MOVE_PPS_FLAGS |
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238 | WRITE_CODE( pcPPS->getNumExtraSliceHeaderBits(), 3, "num_extra_slice_header_bits"); |
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239 | #endif |
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240 | WRITE_FLAG( pcPPS->getSliceHeaderExtensionPresentFlag() ? 1 : 0, "slice_segment_header_extension_present_flag"); |
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241 | WRITE_FLAG( 0, "pps_extension_flag" ); |
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242 | } |
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243 | |
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244 | Void TEncCavlc::codeVUI( TComVUI *pcVUI, TComSPS* pcSPS ) |
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245 | { |
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246 | #if ENC_DEC_TRACE |
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247 | fprintf( g_hTrace, "----------- vui_parameters -----------\n"); |
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248 | #endif |
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249 | WRITE_FLAG(pcVUI->getAspectRatioInfoPresentFlag(), "aspect_ratio_info_present_flag"); |
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250 | if (pcVUI->getAspectRatioInfoPresentFlag()) |
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251 | { |
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252 | WRITE_CODE(pcVUI->getAspectRatioIdc(), 8, "aspect_ratio_idc" ); |
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253 | if (pcVUI->getAspectRatioIdc() == 255) |
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254 | { |
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255 | WRITE_CODE(pcVUI->getSarWidth(), 16, "sar_width"); |
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256 | WRITE_CODE(pcVUI->getSarHeight(), 16, "sar_height"); |
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257 | } |
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258 | } |
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259 | WRITE_FLAG(pcVUI->getOverscanInfoPresentFlag(), "overscan_info_present_flag"); |
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260 | if (pcVUI->getOverscanInfoPresentFlag()) |
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261 | { |
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262 | WRITE_FLAG(pcVUI->getOverscanAppropriateFlag(), "overscan_appropriate_flag"); |
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263 | } |
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264 | WRITE_FLAG(pcVUI->getVideoSignalTypePresentFlag(), "video_signal_type_present_flag"); |
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265 | if (pcVUI->getVideoSignalTypePresentFlag()) |
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266 | { |
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267 | WRITE_CODE(pcVUI->getVideoFormat(), 3, "video_format"); |
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268 | WRITE_FLAG(pcVUI->getVideoFullRangeFlag(), "video_full_range_flag"); |
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269 | WRITE_FLAG(pcVUI->getColourDescriptionPresentFlag(), "colour_description_present_flag"); |
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270 | if (pcVUI->getColourDescriptionPresentFlag()) |
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271 | { |
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272 | WRITE_CODE(pcVUI->getColourPrimaries(), 8, "colour_primaries"); |
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273 | WRITE_CODE(pcVUI->getTransferCharacteristics(), 8, "transfer_characteristics"); |
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274 | WRITE_CODE(pcVUI->getMatrixCoefficients(), 8, "matrix_coefficients"); |
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275 | } |
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276 | } |
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277 | |
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278 | WRITE_FLAG(pcVUI->getChromaLocInfoPresentFlag(), "chroma_loc_info_present_flag"); |
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279 | if (pcVUI->getChromaLocInfoPresentFlag()) |
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280 | { |
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281 | WRITE_UVLC(pcVUI->getChromaSampleLocTypeTopField(), "chroma_sample_loc_type_top_field"); |
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282 | WRITE_UVLC(pcVUI->getChromaSampleLocTypeBottomField(), "chroma_sample_loc_type_bottom_field"); |
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283 | } |
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284 | |
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285 | WRITE_FLAG(pcVUI->getNeutralChromaIndicationFlag(), "neutral_chroma_indication_flag"); |
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286 | WRITE_FLAG(pcVUI->getFieldSeqFlag(), "field_seq_flag"); |
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287 | WRITE_FLAG(pcVUI->getFrameFieldInfoPresentFlag(), "frame_field_info_present_flag"); |
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288 | |
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289 | Window defaultDisplayWindow = pcVUI->getDefaultDisplayWindow(); |
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290 | WRITE_FLAG(defaultDisplayWindow.getWindowEnabledFlag(), "default_display_window_flag"); |
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291 | if( defaultDisplayWindow.getWindowEnabledFlag() ) |
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292 | { |
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293 | WRITE_UVLC(defaultDisplayWindow.getWindowLeftOffset(), "def_disp_win_left_offset"); |
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294 | WRITE_UVLC(defaultDisplayWindow.getWindowRightOffset(), "def_disp_win_right_offset"); |
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295 | WRITE_UVLC(defaultDisplayWindow.getWindowTopOffset(), "def_disp_win_top_offset"); |
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296 | WRITE_UVLC(defaultDisplayWindow.getWindowBottomOffset(), "def_disp_win_bottom_offset"); |
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297 | } |
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298 | #if L0043_TIMING_INFO |
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299 | TimingInfo *timingInfo = pcVUI->getTimingInfo(); |
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300 | WRITE_FLAG(timingInfo->getTimingInfoPresentFlag(), "vui_timing_info_present_flag"); |
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301 | if(timingInfo->getTimingInfoPresentFlag()) |
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302 | { |
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303 | WRITE_CODE(timingInfo->getNumUnitsInTick(), 32, "vui_num_units_in_tick"); |
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304 | WRITE_CODE(timingInfo->getTimeScale(), 32, "vui_time_scale"); |
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305 | WRITE_FLAG(timingInfo->getPocProportionalToTimingFlag(), "vui_poc_proportional_to_timing_flag"); |
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306 | if(timingInfo->getPocProportionalToTimingFlag()) |
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307 | { |
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308 | WRITE_UVLC(timingInfo->getNumTicksPocDiffOneMinus1(), "vui_num_ticks_poc_diff_one_minus1"); |
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309 | } |
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310 | #endif |
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311 | WRITE_FLAG(pcVUI->getHrdParametersPresentFlag(), "hrd_parameters_present_flag"); |
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312 | if( pcVUI->getHrdParametersPresentFlag() ) |
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313 | { |
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314 | codeHrdParameters(pcVUI->getHrdParameters(), 1, pcSPS->getMaxTLayers() - 1 ); |
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315 | } |
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316 | #if L0043_TIMING_INFO |
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317 | } |
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318 | #endif |
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319 | #if !L0043_TIMING_INFO |
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320 | WRITE_FLAG( pcVUI->getPocProportionalToTimingFlag(), "poc_proportional_to_timing_flag" ); |
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321 | if( pcVUI->getPocProportionalToTimingFlag() && pcVUI->getHrdParameters()->getTimingInfoPresentFlag() ) |
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322 | { |
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323 | WRITE_UVLC( pcVUI->getNumTicksPocDiffOneMinus1(), "num_ticks_poc_diff_one_minus1" ); |
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324 | } |
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325 | #endif |
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326 | |
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327 | WRITE_FLAG(pcVUI->getBitstreamRestrictionFlag(), "bitstream_restriction_flag"); |
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328 | if (pcVUI->getBitstreamRestrictionFlag()) |
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329 | { |
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330 | WRITE_FLAG(pcVUI->getTilesFixedStructureFlag(), "tiles_fixed_structure_flag"); |
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331 | WRITE_FLAG(pcVUI->getMotionVectorsOverPicBoundariesFlag(), "motion_vectors_over_pic_boundaries_flag"); |
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332 | WRITE_FLAG(pcVUI->getRestrictedRefPicListsFlag(), "restricted_ref_pic_lists_flag"); |
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333 | #if L0043_MSS_IDC |
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334 | WRITE_UVLC(pcVUI->getMinSpatialSegmentationIdc(), "min_spatial_segmentation_idc"); |
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335 | #else |
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336 | WRITE_CODE(pcVUI->getMinSpatialSegmentationIdc(), 8, "min_spatial_segmentation_idc"); |
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337 | #endif |
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338 | WRITE_UVLC(pcVUI->getMaxBytesPerPicDenom(), "max_bytes_per_pic_denom"); |
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339 | WRITE_UVLC(pcVUI->getMaxBitsPerMinCuDenom(), "max_bits_per_mincu_denom"); |
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340 | WRITE_UVLC(pcVUI->getLog2MaxMvLengthHorizontal(), "log2_max_mv_length_horizontal"); |
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341 | WRITE_UVLC(pcVUI->getLog2MaxMvLengthVertical(), "log2_max_mv_length_vertical"); |
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342 | } |
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343 | } |
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344 | |
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345 | Void TEncCavlc::codeHrdParameters( TComHRD *hrd, Bool commonInfPresentFlag, UInt maxNumSubLayersMinus1 ) |
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346 | { |
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347 | if( commonInfPresentFlag ) |
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348 | { |
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349 | #if !L0043_TIMING_INFO |
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350 | WRITE_FLAG( hrd->getTimingInfoPresentFlag() ? 1 : 0, "timing_info_present_flag" ); |
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351 | if( hrd->getTimingInfoPresentFlag() ) |
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352 | { |
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353 | WRITE_CODE( hrd->getNumUnitsInTick(), 32, "num_units_in_tick" ); |
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354 | WRITE_CODE( hrd->getTimeScale(), 32, "time_scale" ); |
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355 | } |
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356 | #endif |
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357 | WRITE_FLAG( hrd->getNalHrdParametersPresentFlag() ? 1 : 0 , "nal_hrd_parameters_present_flag" ); |
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358 | WRITE_FLAG( hrd->getVclHrdParametersPresentFlag() ? 1 : 0 , "vcl_hrd_parameters_present_flag" ); |
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359 | if( hrd->getNalHrdParametersPresentFlag() || hrd->getVclHrdParametersPresentFlag() ) |
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360 | { |
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361 | WRITE_FLAG( hrd->getSubPicCpbParamsPresentFlag() ? 1 : 0, "sub_pic_cpb_params_present_flag" ); |
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362 | if( hrd->getSubPicCpbParamsPresentFlag() ) |
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363 | { |
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364 | WRITE_CODE( hrd->getTickDivisorMinus2(), 8, "tick_divisor_minus2" ); |
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365 | WRITE_CODE( hrd->getDuCpbRemovalDelayLengthMinus1(), 5, "du_cpb_removal_delay_length_minus1" ); |
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366 | WRITE_FLAG( hrd->getSubPicCpbParamsInPicTimingSEIFlag() ? 1 : 0, "sub_pic_cpb_params_in_pic_timing_sei_flag" ); |
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367 | #if L0044_DU_DPB_OUTPUT_DELAY_HRD |
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368 | WRITE_CODE( hrd->getDpbOutputDelayDuLengthMinus1(), 5, "dpb_output_delay_du_length_minus1" ); |
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369 | #endif |
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370 | } |
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371 | WRITE_CODE( hrd->getBitRateScale(), 4, "bit_rate_scale" ); |
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372 | WRITE_CODE( hrd->getCpbSizeScale(), 4, "cpb_size_scale" ); |
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373 | if( hrd->getSubPicCpbParamsPresentFlag() ) |
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374 | { |
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375 | WRITE_CODE( hrd->getDuCpbSizeScale(), 4, "du_cpb_size_scale" ); |
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376 | } |
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377 | WRITE_CODE( hrd->getInitialCpbRemovalDelayLengthMinus1(), 5, "initial_cpb_removal_delay_length_minus1" ); |
---|
378 | WRITE_CODE( hrd->getCpbRemovalDelayLengthMinus1(), 5, "au_cpb_removal_delay_length_minus1" ); |
---|
379 | WRITE_CODE( hrd->getDpbOutputDelayLengthMinus1(), 5, "dpb_output_delay_length_minus1" ); |
---|
380 | } |
---|
381 | } |
---|
382 | Int i, j, nalOrVcl; |
---|
383 | for( i = 0; i <= maxNumSubLayersMinus1; i ++ ) |
---|
384 | { |
---|
385 | WRITE_FLAG( hrd->getFixedPicRateFlag( i ) ? 1 : 0, "fixed_pic_rate_general_flag"); |
---|
386 | if( !hrd->getFixedPicRateFlag( i ) ) |
---|
387 | { |
---|
388 | WRITE_FLAG( hrd->getFixedPicRateWithinCvsFlag( i ) ? 1 : 0, "fixed_pic_rate_within_cvs_flag"); |
---|
389 | } |
---|
390 | else |
---|
391 | { |
---|
392 | hrd->setFixedPicRateWithinCvsFlag( i, true ); |
---|
393 | } |
---|
394 | if( hrd->getFixedPicRateWithinCvsFlag( i ) ) |
---|
395 | { |
---|
396 | WRITE_UVLC( hrd->getPicDurationInTcMinus1( i ), "elemental_duration_in_tc_minus1"); |
---|
397 | } |
---|
398 | #if L0372 |
---|
399 | else |
---|
400 | { |
---|
401 | WRITE_FLAG( hrd->getLowDelayHrdFlag( i ) ? 1 : 0, "low_delay_hrd_flag"); |
---|
402 | } |
---|
403 | if (!hrd->getLowDelayHrdFlag( i )) |
---|
404 | { |
---|
405 | WRITE_UVLC( hrd->getCpbCntMinus1( i ), "cpb_cnt_minus1"); |
---|
406 | } |
---|
407 | #else |
---|
408 | WRITE_FLAG( hrd->getLowDelayHrdFlag( i ) ? 1 : 0, "low_delay_hrd_flag"); |
---|
409 | WRITE_UVLC( hrd->getCpbCntMinus1( i ), "cpb_cnt_minus1"); |
---|
410 | #endif |
---|
411 | |
---|
412 | for( nalOrVcl = 0; nalOrVcl < 2; nalOrVcl ++ ) |
---|
413 | { |
---|
414 | if( ( ( nalOrVcl == 0 ) && ( hrd->getNalHrdParametersPresentFlag() ) ) || |
---|
415 | ( ( nalOrVcl == 1 ) && ( hrd->getVclHrdParametersPresentFlag() ) ) ) |
---|
416 | { |
---|
417 | for( j = 0; j <= ( hrd->getCpbCntMinus1( i ) ); j ++ ) |
---|
418 | { |
---|
419 | WRITE_UVLC( hrd->getBitRateValueMinus1( i, j, nalOrVcl ), "bit_rate_value_minus1"); |
---|
420 | WRITE_UVLC( hrd->getCpbSizeValueMinus1( i, j, nalOrVcl ), "cpb_size_value_minus1"); |
---|
421 | if( hrd->getSubPicCpbParamsPresentFlag() ) |
---|
422 | { |
---|
423 | #if L0363_DU_BIT_RATE |
---|
424 | WRITE_UVLC( hrd->getDuBitRateValueMinus1( i, j, nalOrVcl ), "bit_rate_du_value_minus1"); |
---|
425 | #endif |
---|
426 | WRITE_UVLC( hrd->getDuCpbSizeValueMinus1( i, j, nalOrVcl ), "cpb_size_du_value_minus1"); |
---|
427 | } |
---|
428 | WRITE_FLAG( hrd->getCbrFlag( i, j, nalOrVcl ) ? 1 : 0, "cbr_flag"); |
---|
429 | } |
---|
430 | } |
---|
431 | } |
---|
432 | } |
---|
433 | } |
---|
434 | |
---|
435 | #if H_3D |
---|
436 | Void TEncCavlc::codeSPS( TComSPS* pcSPS, Int viewIndex, Bool depthFlag ) |
---|
437 | #else |
---|
438 | Void TEncCavlc::codeSPS( TComSPS* pcSPS ) |
---|
439 | #endif |
---|
440 | { |
---|
441 | #if ENC_DEC_TRACE |
---|
442 | xTraceSPSHeader (pcSPS); |
---|
443 | #endif |
---|
444 | WRITE_CODE( pcSPS->getVPSId (), 4, "sps_video_parameter_set_id" ); |
---|
445 | WRITE_CODE( pcSPS->getMaxTLayers() - 1, 3, "sps_max_sub_layers_minus1" ); |
---|
446 | WRITE_FLAG( pcSPS->getTemporalIdNestingFlag() ? 1 : 0, "sps_temporal_id_nesting_flag" ); |
---|
447 | codePTL(pcSPS->getPTL(), 1, pcSPS->getMaxTLayers() - 1); |
---|
448 | WRITE_UVLC( pcSPS->getSPSId (), "sps_seq_parameter_set_id" ); |
---|
449 | WRITE_UVLC( pcSPS->getChromaFormatIdc (), "chroma_format_idc" ); |
---|
450 | assert(pcSPS->getChromaFormatIdc () == 1); |
---|
451 | // in the first version chroma_format_idc can only be equal to 1 (4:2:0) |
---|
452 | if( pcSPS->getChromaFormatIdc () == 3 ) |
---|
453 | { |
---|
454 | WRITE_FLAG( 0, "separate_colour_plane_flag"); |
---|
455 | } |
---|
456 | |
---|
457 | WRITE_UVLC( pcSPS->getPicWidthInLumaSamples (), "pic_width_in_luma_samples" ); |
---|
458 | WRITE_UVLC( pcSPS->getPicHeightInLumaSamples(), "pic_height_in_luma_samples" ); |
---|
459 | Window conf = pcSPS->getConformanceWindow(); |
---|
460 | |
---|
461 | WRITE_FLAG( conf.getWindowEnabledFlag(), "conformance_window_flag" ); |
---|
462 | if (conf.getWindowEnabledFlag()) |
---|
463 | { |
---|
464 | WRITE_UVLC( conf.getWindowLeftOffset() / TComSPS::getWinUnitX(pcSPS->getChromaFormatIdc() ), "conf_win_left_offset" ); |
---|
465 | WRITE_UVLC( conf.getWindowRightOffset() / TComSPS::getWinUnitX(pcSPS->getChromaFormatIdc() ), "conf_win_right_offset" ); |
---|
466 | WRITE_UVLC( conf.getWindowTopOffset() / TComSPS::getWinUnitY(pcSPS->getChromaFormatIdc() ), "conf_win_top_offset" ); |
---|
467 | WRITE_UVLC( conf.getWindowBottomOffset() / TComSPS::getWinUnitY(pcSPS->getChromaFormatIdc() ), "conf_win_bottom_offset" ); |
---|
468 | } |
---|
469 | |
---|
470 | WRITE_UVLC( pcSPS->getBitDepthY() - 8, "bit_depth_luma_minus8" ); |
---|
471 | WRITE_UVLC( pcSPS->getBitDepthC() - 8, "bit_depth_chroma_minus8" ); |
---|
472 | |
---|
473 | WRITE_UVLC( pcSPS->getBitsForPOC()-4, "log2_max_pic_order_cnt_lsb_minus4" ); |
---|
474 | |
---|
475 | const Bool subLayerOrderingInfoPresentFlag = 1; |
---|
476 | WRITE_FLAG(subLayerOrderingInfoPresentFlag, "sps_sub_layer_ordering_info_present_flag"); |
---|
477 | for(UInt i=0; i <= pcSPS->getMaxTLayers()-1; i++) |
---|
478 | { |
---|
479 | #if L0323_DPB |
---|
480 | WRITE_UVLC( pcSPS->getMaxDecPicBuffering(i) - 1, "sps_max_dec_pic_buffering_minus1[i]" ); |
---|
481 | #else |
---|
482 | WRITE_UVLC( pcSPS->getMaxDecPicBuffering(i), "sps_max_dec_pic_buffering[i]" ); |
---|
483 | #endif |
---|
484 | WRITE_UVLC( pcSPS->getNumReorderPics(i), "sps_num_reorder_pics[i]" ); |
---|
485 | WRITE_UVLC( pcSPS->getMaxLatencyIncrease(i), "sps_max_latency_increase[i]" ); |
---|
486 | if (!subLayerOrderingInfoPresentFlag) |
---|
487 | { |
---|
488 | break; |
---|
489 | } |
---|
490 | } |
---|
491 | assert( pcSPS->getMaxCUWidth() == pcSPS->getMaxCUHeight() ); |
---|
492 | |
---|
493 | WRITE_UVLC( pcSPS->getLog2MinCodingBlockSize() - 3, "log2_min_coding_block_size_minus3" ); |
---|
494 | WRITE_UVLC( pcSPS->getLog2DiffMaxMinCodingBlockSize(), "log2_diff_max_min_coding_block_size" ); |
---|
495 | WRITE_UVLC( pcSPS->getQuadtreeTULog2MinSize() - 2, "log2_min_transform_block_size_minus2" ); |
---|
496 | WRITE_UVLC( pcSPS->getQuadtreeTULog2MaxSize() - pcSPS->getQuadtreeTULog2MinSize(), "log2_diff_max_min_transform_block_size" ); |
---|
497 | WRITE_UVLC( pcSPS->getQuadtreeTUMaxDepthInter() - 1, "max_transform_hierarchy_depth_inter" ); |
---|
498 | WRITE_UVLC( pcSPS->getQuadtreeTUMaxDepthIntra() - 1, "max_transform_hierarchy_depth_intra" ); |
---|
499 | WRITE_FLAG( pcSPS->getScalingListFlag() ? 1 : 0, "scaling_list_enabled_flag" ); |
---|
500 | if(pcSPS->getScalingListFlag()) |
---|
501 | { |
---|
502 | WRITE_FLAG( pcSPS->getScalingListPresentFlag() ? 1 : 0, "sps_scaling_list_data_present_flag" ); |
---|
503 | if(pcSPS->getScalingListPresentFlag()) |
---|
504 | { |
---|
505 | #if SCALING_LIST_OUTPUT_RESULT |
---|
506 | printf("SPS\n"); |
---|
507 | #endif |
---|
508 | codeScalingList( m_pcSlice->getScalingList() ); |
---|
509 | } |
---|
510 | } |
---|
511 | WRITE_FLAG( pcSPS->getUseAMP() ? 1 : 0, "amp_enabled_flag" ); |
---|
512 | WRITE_FLAG( pcSPS->getUseSAO() ? 1 : 0, "sample_adaptive_offset_enabled_flag"); |
---|
513 | |
---|
514 | WRITE_FLAG( pcSPS->getUsePCM() ? 1 : 0, "pcm_enabled_flag"); |
---|
515 | if( pcSPS->getUsePCM() ) |
---|
516 | { |
---|
517 | WRITE_CODE( pcSPS->getPCMBitDepthLuma() - 1, 4, "pcm_sample_bit_depth_luma_minus1" ); |
---|
518 | WRITE_CODE( pcSPS->getPCMBitDepthChroma() - 1, 4, "pcm_sample_bit_depth_chroma_minus1" ); |
---|
519 | WRITE_UVLC( pcSPS->getPCMLog2MinSize() - 3, "log2_min_pcm_luma_coding_block_size_minus3" ); |
---|
520 | WRITE_UVLC( pcSPS->getPCMLog2MaxSize() - pcSPS->getPCMLog2MinSize(), "log2_diff_max_min_pcm_luma_coding_block_size" ); |
---|
521 | WRITE_FLAG( pcSPS->getPCMFilterDisableFlag()?1 : 0, "pcm_loop_filter_disable_flag"); |
---|
522 | } |
---|
523 | |
---|
524 | assert( pcSPS->getMaxTLayers() > 0 ); |
---|
525 | |
---|
526 | TComRPSList* rpsList = pcSPS->getRPSList(); |
---|
527 | TComReferencePictureSet* rps; |
---|
528 | |
---|
529 | WRITE_UVLC(rpsList->getNumberOfReferencePictureSets(), "num_short_term_ref_pic_sets" ); |
---|
530 | for(Int i=0; i < rpsList->getNumberOfReferencePictureSets(); i++) |
---|
531 | { |
---|
532 | rps = rpsList->getReferencePictureSet(i); |
---|
533 | codeShortTermRefPicSet(pcSPS,rps,false, i); |
---|
534 | } |
---|
535 | WRITE_FLAG( pcSPS->getLongTermRefsPresent() ? 1 : 0, "long_term_ref_pics_present_flag" ); |
---|
536 | if (pcSPS->getLongTermRefsPresent()) |
---|
537 | { |
---|
538 | WRITE_UVLC(pcSPS->getNumLongTermRefPicSPS(), "num_long_term_ref_pic_sps" ); |
---|
539 | for (UInt k = 0; k < pcSPS->getNumLongTermRefPicSPS(); k++) |
---|
540 | { |
---|
541 | WRITE_CODE( pcSPS->getLtRefPicPocLsbSps(k), pcSPS->getBitsForPOC(), "lt_ref_pic_poc_lsb_sps"); |
---|
542 | WRITE_FLAG( pcSPS->getUsedByCurrPicLtSPSFlag(k), "used_by_curr_pic_lt_sps_flag"); |
---|
543 | } |
---|
544 | } |
---|
545 | WRITE_FLAG( pcSPS->getTMVPFlagsPresent() ? 1 : 0, "sps_temporal_mvp_enable_flag" ); |
---|
546 | |
---|
547 | WRITE_FLAG( pcSPS->getUseStrongIntraSmoothing(), "sps_strong_intra_smoothing_enable_flag" ); |
---|
548 | |
---|
549 | WRITE_FLAG( pcSPS->getVuiParametersPresentFlag(), "vui_parameters_present_flag" ); |
---|
550 | if (pcSPS->getVuiParametersPresentFlag()) |
---|
551 | { |
---|
552 | codeVUI(pcSPS->getVuiParameters(), pcSPS); |
---|
553 | } |
---|
554 | |
---|
555 | #if H_MV |
---|
556 | WRITE_FLAG( 1, "sps_extension_flag" ); |
---|
557 | WRITE_FLAG( pcSPS->getInterViewMvVertConstraintFlag() ? 1 : 0, "inter_view_mv_vert_constraint_flag" ); |
---|
558 | #if !H_3D |
---|
559 | WRITE_FLAG( 0, "sps_extension2_flag" ); |
---|
560 | #else |
---|
561 | WRITE_FLAG( 1, "sps_extension2_flag" ); |
---|
562 | if (!depthFlag ) |
---|
563 | { |
---|
564 | WRITE_UVLC( pcSPS->getCamParPrecision(), "cp_precision" ); |
---|
565 | WRITE_FLAG( pcSPS->hasCamParInSliceHeader() ? 1 : 0, "cp_in_slice_header_flag" ); |
---|
566 | if( !pcSPS->hasCamParInSliceHeader() ) |
---|
567 | { |
---|
568 | for( UInt uiIndex = 0; uiIndex < viewIndex; uiIndex++ ) |
---|
569 | { |
---|
570 | WRITE_SVLC( pcSPS->getCodedScale ()[ uiIndex ], "cp_scale" ); |
---|
571 | WRITE_SVLC( pcSPS->getCodedOffset ()[ uiIndex ], "cp_off" ); |
---|
572 | WRITE_SVLC( pcSPS->getInvCodedScale ()[ uiIndex ] + pcSPS->getCodedScale ()[ uiIndex ], "cp_inv_scale_plus_scale" ); |
---|
573 | WRITE_SVLC( pcSPS->getInvCodedOffset()[ uiIndex ] + pcSPS->getCodedOffset()[ uiIndex ], "cp_inv_off_plus_off" ); |
---|
574 | } |
---|
575 | } |
---|
576 | } |
---|
577 | |
---|
578 | WRITE_FLAG( 0, "sps_extension3_flag" ); |
---|
579 | #endif |
---|
580 | #else |
---|
581 | WRITE_FLAG( 0, "sps_extension_flag" ); |
---|
582 | #endif |
---|
583 | } |
---|
584 | |
---|
585 | Void TEncCavlc::codeVPS( TComVPS* pcVPS ) |
---|
586 | { |
---|
587 | WRITE_CODE( pcVPS->getVPSId(), 4, "vps_video_parameter_set_id" ); |
---|
588 | WRITE_CODE( 3, 2, "vps_reserved_three_2bits" ); |
---|
589 | #if H_MV |
---|
590 | WRITE_CODE( pcVPS->getMaxLayers() - 1, 6, "vps_max_layers_minus1" ); |
---|
591 | #else |
---|
592 | WRITE_CODE( 0, 6, "vps_reserved_zero_6bits" ); |
---|
593 | #endif |
---|
594 | WRITE_CODE( pcVPS->getMaxTLayers() - 1, 3, "vps_max_sub_layers_minus1" ); |
---|
595 | WRITE_FLAG( pcVPS->getTemporalNestingFlag(), "vps_temporal_id_nesting_flag" ); |
---|
596 | assert (pcVPS->getMaxTLayers()>1||pcVPS->getTemporalNestingFlag()); |
---|
597 | #if H_MV |
---|
598 | WRITE_CODE( 0xffff, 16, "vps_extension_offset" ); |
---|
599 | #else |
---|
600 | WRITE_CODE( 0xffff, 16, "vps_reserved_ffff_16bits" ); |
---|
601 | #endif |
---|
602 | codePTL( pcVPS->getPTL(), true, pcVPS->getMaxTLayers() - 1 ); |
---|
603 | #if SIGNAL_BITRATE_PICRATE_IN_VPS |
---|
604 | codeBitratePicRateInfo(pcVPS->getBitratePicrateInfo(), 0, pcVPS->getMaxTLayers() - 1); |
---|
605 | #endif |
---|
606 | const Bool subLayerOrderingInfoPresentFlag = 1; |
---|
607 | WRITE_FLAG(subLayerOrderingInfoPresentFlag, "vps_sub_layer_ordering_info_present_flag"); |
---|
608 | for(UInt i=0; i <= pcVPS->getMaxTLayers()-1; i++) |
---|
609 | { |
---|
610 | #if L0323_DPB |
---|
611 | WRITE_UVLC( pcVPS->getMaxDecPicBuffering(i) - 1, "vps_max_dec_pic_buffering_minus1[i]" ); |
---|
612 | #else |
---|
613 | WRITE_UVLC( pcVPS->getMaxDecPicBuffering(i), "vps_max_dec_pic_buffering[i]" ); |
---|
614 | #endif |
---|
615 | WRITE_UVLC( pcVPS->getNumReorderPics(i), "vps_num_reorder_pics[i]" ); |
---|
616 | WRITE_UVLC( pcVPS->getMaxLatencyIncrease(i), "vps_max_latency_increase[i]" ); |
---|
617 | if (!subLayerOrderingInfoPresentFlag) |
---|
618 | { |
---|
619 | break; |
---|
620 | } |
---|
621 | } |
---|
622 | |
---|
623 | assert( pcVPS->getNumHrdParameters() <= MAX_VPS_NUM_HRD_PARAMETERS ); |
---|
624 | #if H_MV |
---|
625 | assert( pcVPS->getMaxNuhLayerId() < MAX_VPS_NUH_LAYER_ID_PLUS1 ); |
---|
626 | WRITE_CODE( pcVPS->getMaxNuhLayerId(), 6, "vps_max_nuh_layer_id" ); |
---|
627 | #else |
---|
628 | assert( pcVPS->getMaxNuhReservedZeroLayerId() < MAX_VPS_NUH_RESERVED_ZERO_LAYER_ID_PLUS1 ); |
---|
629 | WRITE_CODE( pcVPS->getMaxNuhReservedZeroLayerId(), 6, "vps_max_nuh_reserved_zero_layer_id" ); |
---|
630 | #endif |
---|
631 | pcVPS->setMaxOpSets(1); |
---|
632 | WRITE_UVLC( pcVPS->getMaxOpSets() - 1, "vps_max_op_sets_minus1" ); |
---|
633 | for( UInt opsIdx = 1; opsIdx <= ( pcVPS->getMaxOpSets() - 1 ); opsIdx ++ ) |
---|
634 | { |
---|
635 | // Operation point set |
---|
636 | #if H_MV |
---|
637 | for( UInt i = 0; i <= pcVPS->getMaxNuhLayerId(); i ++ ) |
---|
638 | #else |
---|
639 | for( UInt i = 0; i <= pcVPS->getMaxNuhReservedZeroLayerId(); i ++ ) |
---|
640 | #endif |
---|
641 | { |
---|
642 | // Only applicable for version 1 |
---|
643 | pcVPS->setLayerIdIncludedFlag( true, opsIdx, i ); |
---|
644 | WRITE_FLAG( pcVPS->getLayerIdIncludedFlag( opsIdx, i ) ? 1 : 0, "layer_id_included_flag[opsIdx][i]" ); |
---|
645 | } |
---|
646 | } |
---|
647 | #if L0043_TIMING_INFO |
---|
648 | TimingInfo *timingInfo = pcVPS->getTimingInfo(); |
---|
649 | WRITE_FLAG(timingInfo->getTimingInfoPresentFlag(), "vps_timing_info_present_flag"); |
---|
650 | if(timingInfo->getTimingInfoPresentFlag()) |
---|
651 | { |
---|
652 | WRITE_CODE(timingInfo->getNumUnitsInTick(), 32, "vps_num_units_in_tick"); |
---|
653 | WRITE_CODE(timingInfo->getTimeScale(), 32, "vps_time_scale"); |
---|
654 | WRITE_FLAG(timingInfo->getPocProportionalToTimingFlag(), "vps_poc_proportional_to_timing_flag"); |
---|
655 | if(timingInfo->getPocProportionalToTimingFlag()) |
---|
656 | { |
---|
657 | WRITE_UVLC(timingInfo->getNumTicksPocDiffOneMinus1(), "vps_num_ticks_poc_diff_one_minus1"); |
---|
658 | } |
---|
659 | #endif |
---|
660 | pcVPS->setNumHrdParameters( 0 ); |
---|
661 | WRITE_UVLC( pcVPS->getNumHrdParameters(), "vps_num_hrd_parameters" ); |
---|
662 | |
---|
663 | if( pcVPS->getNumHrdParameters() > 0 ) |
---|
664 | { |
---|
665 | pcVPS->createHrdParamBuffer(); |
---|
666 | } |
---|
667 | for( UInt i = 0; i < pcVPS->getNumHrdParameters(); i ++ ) |
---|
668 | { |
---|
669 | // Only applicable for version 1 |
---|
670 | pcVPS->setHrdOpSetIdx( 0, i ); |
---|
671 | WRITE_UVLC( pcVPS->getHrdOpSetIdx( i ), "hrd_op_set_idx" ); |
---|
672 | if( i > 0 ) |
---|
673 | { |
---|
674 | WRITE_FLAG( pcVPS->getCprmsPresentFlag( i ) ? 1 : 0, "cprms_present_flag[i]" ); |
---|
675 | } |
---|
676 | codeHrdParameters(pcVPS->getHrdParameters(i), pcVPS->getCprmsPresentFlag( i ), pcVPS->getMaxTLayers() - 1); |
---|
677 | } |
---|
678 | #if L0043_TIMING_INFO |
---|
679 | } |
---|
680 | #endif |
---|
681 | #if H_MV |
---|
682 | WRITE_FLAG( 1, "vps_extension_flag" ); |
---|
683 | |
---|
684 | m_pcBitIf->writeAlignOne(); |
---|
685 | |
---|
686 | WRITE_FLAG( pcVPS->getAvcBaseLayerFlag() ? 1 : 0, "avc_base_layer_flag" ); |
---|
687 | WRITE_FLAG( pcVPS->getSplittingFlag() ? 1 : 0, "splitting_flag" ); |
---|
688 | |
---|
689 | for( Int type = 0; type < MAX_NUM_SCALABILITY_TYPES; type++ ) |
---|
690 | { |
---|
691 | WRITE_FLAG( pcVPS->getScalabilityMask( type ) ? 1 : 0, "scalability_mask[i]" ); |
---|
692 | } |
---|
693 | |
---|
694 | for( Int sIdx = 0; sIdx < pcVPS->getNumScalabilityTypes( ); sIdx++ ) |
---|
695 | { |
---|
696 | WRITE_CODE( pcVPS->getDimensionIdLen( sIdx ) - 1 , 3, "dimension_id_len_minus1[j]"); |
---|
697 | } |
---|
698 | |
---|
699 | WRITE_FLAG( pcVPS->getVpsNuhLayerIdPresentFlag() ? 1 : 0, "vps_nuh_layer_id_present_flag"); |
---|
700 | |
---|
701 | // already updated to JCT3V-D0220 |
---|
702 | for( Int layer = 0; layer <= pcVPS->getMaxLayers() - 1; layer++ ) |
---|
703 | { |
---|
704 | if ( ( layer != 0 ) && pcVPS->getVpsNuhLayerIdPresentFlag() ) |
---|
705 | WRITE_CODE( pcVPS->getLayerIdInNuh( layer ), 6, "layer_id_in_nuh[i]"); |
---|
706 | for( Int sIdx = 0; sIdx < pcVPS->getNumScalabilityTypes() ; sIdx++ ) |
---|
707 | { |
---|
708 | WRITE_CODE( pcVPS->getDimensionId( layer, sIdx ), pcVPS->getDimensionIdLen( sIdx ), "dimension_id[i][j]"); |
---|
709 | } |
---|
710 | } |
---|
711 | |
---|
712 | for( Int layerSet = 1; layerSet <= pcVPS->getMaxOpSets() - 1; layerSet++ ) |
---|
713 | { |
---|
714 | WRITE_FLAG( pcVPS->getVpsProfilePresentFlag( layerSet ) ? 1 : 0, "vps_profile_present_flag[lsIdx]" ); |
---|
715 | if( pcVPS->getVpsProfilePresentFlag( layerSet ) == false ) |
---|
716 | { |
---|
717 | WRITE_UVLC( pcVPS->getProfileLayerSetRefMinus1( layerSet ), "profile_layer_set_ref_minus1[lsIdx]" ); |
---|
718 | } |
---|
719 | codePTL( pcVPS->getPTL( layerSet ), pcVPS->getVpsProfilePresentFlag( layerSet ), pcVPS->getMaxTLayers() - 1 ); |
---|
720 | } |
---|
721 | |
---|
722 | WRITE_UVLC( pcVPS->getNumOutputLayerSets(), "num_output_layer_sets" ); |
---|
723 | |
---|
724 | for( Int layerSet = 0; layerSet < pcVPS->getNumOutputLayerSets(); layerSet++ ) |
---|
725 | { |
---|
726 | WRITE_UVLC( pcVPS->getOutputLayerSetIdx( layerSet ), "output_layer_set_idx[i]" ); |
---|
727 | for( Int layer = 0; layer <= pcVPS->getMaxNuhLayerId(); layer++ ) |
---|
728 | { |
---|
729 | if( pcVPS->getLayerIdIncludedFlag( pcVPS->getOutputLayerSetIdx( layerSet ), layer ) == true ) |
---|
730 | { |
---|
731 | WRITE_FLAG( pcVPS->getOutputLayerFlag( layerSet, layer ) ? 1 : 0, "output_layer_flag" ); |
---|
732 | } |
---|
733 | } |
---|
734 | } |
---|
735 | |
---|
736 | for( Int i = 1; i <= pcVPS->getMaxLayers() - 1; i++ ) |
---|
737 | { |
---|
738 | for( Int j = 0; j < i; j++ ) |
---|
739 | { |
---|
740 | WRITE_FLAG( pcVPS->getDirectDependencyFlag( i, j ), "direct_dependency_flag[i][j]" ); |
---|
741 | } |
---|
742 | } |
---|
743 | |
---|
744 | #if H_3D |
---|
745 | WRITE_FLAG( 1, "vps_extension2_flag" ); |
---|
746 | |
---|
747 | m_pcBitIf->writeAlignOne(); |
---|
748 | |
---|
749 | for( Int i = 0; i <= pcVPS->getMaxLayers() - 1; i++ ) |
---|
750 | { |
---|
751 | if( pcVPS->getDepthId( i ) ) |
---|
752 | { |
---|
753 | WRITE_FLAG( pcVPS->getVpsDepthModesFlag( i ), "vps_depth_modes_flag[i]" ); |
---|
754 | |
---|
755 | #if H_3D_DIM_DLT |
---|
756 | if( pcVPS->getVpsDepthModesFlag( i ) ) |
---|
757 | { |
---|
758 | WRITE_FLAG( pcVPS->getUseDLTFlag( i ) ? 1 : 0, "use_dlt_flag[i]" ); |
---|
759 | if( pcVPS->getUseDLTFlag( i ) ) |
---|
760 | { |
---|
761 | // code mapping |
---|
762 | WRITE_UVLC(pcVPS->getNumDepthValues(i), "num_dlt_depth_values[i]"); |
---|
763 | for(Int d=0; d<pcVPS->getNumDepthValues(i); d++) |
---|
764 | { |
---|
765 | WRITE_UVLC( pcVPS->idx2DepthValue(i, d), "dlt_depth_value[i][d]" ); |
---|
766 | } |
---|
767 | } |
---|
768 | } |
---|
769 | #endif |
---|
770 | } |
---|
771 | } |
---|
772 | #else |
---|
773 | WRITE_FLAG( 0, "vps_extension2_flag" ); |
---|
774 | #endif |
---|
775 | #else |
---|
776 | WRITE_FLAG( 0, "vps_extension_flag" ); |
---|
777 | #endif |
---|
778 | |
---|
779 | //future extensions here.. |
---|
780 | |
---|
781 | return; |
---|
782 | } |
---|
783 | |
---|
784 | Void TEncCavlc::codeSliceHeader ( TComSlice* pcSlice ) |
---|
785 | { |
---|
786 | #if ENC_DEC_TRACE |
---|
787 | xTraceSliceHeader (pcSlice); |
---|
788 | #endif |
---|
789 | |
---|
790 | //calculate number of bits required for slice address |
---|
791 | Int maxSliceSegmentAddress = pcSlice->getPic()->getNumCUsInFrame(); |
---|
792 | Int bitsSliceSegmentAddress = 0; |
---|
793 | while(maxSliceSegmentAddress>(1<<bitsSliceSegmentAddress)) |
---|
794 | { |
---|
795 | bitsSliceSegmentAddress++; |
---|
796 | } |
---|
797 | Int ctuAddress; |
---|
798 | if (pcSlice->isNextSlice()) |
---|
799 | { |
---|
800 | // Calculate slice address |
---|
801 | ctuAddress = (pcSlice->getSliceCurStartCUAddr()/pcSlice->getPic()->getNumPartInCU()); |
---|
802 | } |
---|
803 | else |
---|
804 | { |
---|
805 | // Calculate slice address |
---|
806 | ctuAddress = (pcSlice->getSliceSegmentCurStartCUAddr()/pcSlice->getPic()->getNumPartInCU()); |
---|
807 | } |
---|
808 | //write slice address |
---|
809 | Int sliceSegmentAddress = pcSlice->getPic()->getPicSym()->getCUOrderMap(ctuAddress); |
---|
810 | |
---|
811 | WRITE_FLAG( sliceSegmentAddress==0, "first_slice_segment_in_pic_flag" ); |
---|
812 | if ( pcSlice->getRapPicFlag() ) |
---|
813 | { |
---|
814 | WRITE_FLAG( 0, "no_output_of_prior_pics_flag" ); |
---|
815 | } |
---|
816 | WRITE_UVLC( pcSlice->getPPS()->getPPSId(), "slice_pic_parameter_set_id" ); |
---|
817 | pcSlice->setDependentSliceSegmentFlag(!pcSlice->isNextSlice()); |
---|
818 | if ( pcSlice->getPPS()->getDependentSliceSegmentsEnabledFlag() && (sliceSegmentAddress!=0) ) |
---|
819 | { |
---|
820 | WRITE_FLAG( pcSlice->getDependentSliceSegmentFlag() ? 1 : 0, "dependent_slice_segment_flag" ); |
---|
821 | } |
---|
822 | if(sliceSegmentAddress>0) |
---|
823 | { |
---|
824 | WRITE_CODE( sliceSegmentAddress, bitsSliceSegmentAddress, "slice_segment_address" ); |
---|
825 | } |
---|
826 | if ( !pcSlice->getDependentSliceSegmentFlag() ) |
---|
827 | { |
---|
828 | for (Int i = 0; i < pcSlice->getPPS()->getNumExtraSliceHeaderBits(); i++) |
---|
829 | { |
---|
830 | assert(!!"slice_reserved_undetermined_flag[]"); |
---|
831 | WRITE_FLAG(0, "slice_reserved_undetermined_flag[]"); |
---|
832 | } |
---|
833 | |
---|
834 | WRITE_UVLC( pcSlice->getSliceType(), "slice_type" ); |
---|
835 | |
---|
836 | if( pcSlice->getPPS()->getOutputFlagPresentFlag() ) |
---|
837 | { |
---|
838 | WRITE_FLAG( pcSlice->getPicOutputFlag() ? 1 : 0, "pic_output_flag" ); |
---|
839 | } |
---|
840 | |
---|
841 | // in the first version chroma_format_idc is equal to one, thus colour_plane_id will not be present |
---|
842 | assert (pcSlice->getSPS()->getChromaFormatIdc() == 1 ); |
---|
843 | // if( separate_colour_plane_flag == 1 ) |
---|
844 | // colour_plane_id u(2) |
---|
845 | |
---|
846 | #if H_MV |
---|
847 | // Temporary fix for FIX1071 should be removed later |
---|
848 | TComReferencePictureSet* rps = pcSlice->getRPS(); |
---|
849 | #endif |
---|
850 | if( !pcSlice->getIdrPicFlag() ) |
---|
851 | { |
---|
852 | Int picOrderCntLSB = (pcSlice->getPOC()-pcSlice->getLastIDR()+(1<<pcSlice->getSPS()->getBitsForPOC()))%(1<<pcSlice->getSPS()->getBitsForPOC()); |
---|
853 | WRITE_CODE( picOrderCntLSB, pcSlice->getSPS()->getBitsForPOC(), "pic_order_cnt_lsb"); |
---|
854 | #if !H_MV |
---|
855 | // Temporary fix for FIX1071 should be removed later |
---|
856 | TComReferencePictureSet* rps = pcSlice->getRPS(); |
---|
857 | #endif |
---|
858 | #if FIX1071 |
---|
859 | // Deal with bitstream restriction stating that: |
---|
860 | // – If the current picture is a BLA or CRA picture, the value of NumPocTotalCurr shall be equal to 0. |
---|
861 | // Ideally this process should not be repeated for each slice in a picture |
---|
862 | TComReferencePictureSet altRps; |
---|
863 | Bool useAltRps = false; |
---|
864 | if (pcSlice->getRapPicFlag()) |
---|
865 | { |
---|
866 | for (Int picIdx = 0; !useAltRps && picIdx < rps->getNumberOfPictures(); picIdx++) |
---|
867 | { |
---|
868 | useAltRps = rps->getUsed(picIdx); |
---|
869 | } |
---|
870 | if (useAltRps) |
---|
871 | { |
---|
872 | memcpy(&altRps, rps, sizeof(TComReferencePictureSet)); |
---|
873 | rps = &altRps; |
---|
874 | for (Int picIdx = 0; picIdx < rps->getNumberOfPictures(); picIdx++) |
---|
875 | { |
---|
876 | rps->setUsed(picIdx, false); |
---|
877 | } |
---|
878 | } |
---|
879 | } |
---|
880 | |
---|
881 | if(pcSlice->getRPSidx() < 0 || useAltRps) |
---|
882 | #else |
---|
883 | if(pcSlice->getRPSidx() < 0) |
---|
884 | #endif |
---|
885 | { |
---|
886 | WRITE_FLAG( 0, "short_term_ref_pic_set_sps_flag"); |
---|
887 | codeShortTermRefPicSet(pcSlice->getSPS(), rps, true, pcSlice->getSPS()->getRPSList()->getNumberOfReferencePictureSets()); |
---|
888 | } |
---|
889 | else |
---|
890 | { |
---|
891 | WRITE_FLAG( 1, "short_term_ref_pic_set_sps_flag"); |
---|
892 | Int numBits = 0; |
---|
893 | while ((1 << numBits) < pcSlice->getSPS()->getRPSList()->getNumberOfReferencePictureSets()) |
---|
894 | { |
---|
895 | numBits++; |
---|
896 | } |
---|
897 | if (numBits > 0) |
---|
898 | { |
---|
899 | WRITE_CODE( pcSlice->getRPSidx(), numBits, "short_term_ref_pic_set_idx" ); |
---|
900 | } |
---|
901 | } |
---|
902 | if(pcSlice->getSPS()->getLongTermRefsPresent()) |
---|
903 | { |
---|
904 | Int numLtrpInSH = rps->getNumberOfLongtermPictures(); |
---|
905 | Int ltrpInSPS[MAX_NUM_REF_PICS]; |
---|
906 | Int numLtrpInSPS = 0; |
---|
907 | UInt ltrpIndex; |
---|
908 | Int counter = 0; |
---|
909 | for(Int k = rps->getNumberOfPictures()-1; k > rps->getNumberOfPictures()-rps->getNumberOfLongtermPictures()-1; k--) |
---|
910 | { |
---|
911 | if (findMatchingLTRP(pcSlice, <rpIndex, rps->getPOC(k), rps->getUsed(k))) |
---|
912 | { |
---|
913 | ltrpInSPS[numLtrpInSPS] = ltrpIndex; |
---|
914 | numLtrpInSPS++; |
---|
915 | } |
---|
916 | else |
---|
917 | { |
---|
918 | counter++; |
---|
919 | } |
---|
920 | } |
---|
921 | numLtrpInSH -= numLtrpInSPS; |
---|
922 | |
---|
923 | Int bitsForLtrpInSPS = 0; |
---|
924 | while (pcSlice->getSPS()->getNumLongTermRefPicSPS() > (1 << bitsForLtrpInSPS)) |
---|
925 | { |
---|
926 | bitsForLtrpInSPS++; |
---|
927 | } |
---|
928 | if (pcSlice->getSPS()->getNumLongTermRefPicSPS() > 0) |
---|
929 | { |
---|
930 | WRITE_UVLC( numLtrpInSPS, "num_long_term_sps"); |
---|
931 | } |
---|
932 | WRITE_UVLC( numLtrpInSH, "num_long_term_pics"); |
---|
933 | // Note that the LSBs of the LT ref. pic. POCs must be sorted before. |
---|
934 | // Not sorted here because LT ref indices will be used in setRefPicList() |
---|
935 | Int prevDeltaMSB = 0, prevLSB = 0; |
---|
936 | Int offset = rps->getNumberOfNegativePictures() + rps->getNumberOfPositivePictures(); |
---|
937 | for(Int i=rps->getNumberOfPictures()-1 ; i > offset-1; i--) |
---|
938 | { |
---|
939 | if (counter < numLtrpInSPS) |
---|
940 | { |
---|
941 | if (bitsForLtrpInSPS > 0) |
---|
942 | { |
---|
943 | WRITE_CODE( ltrpInSPS[counter], bitsForLtrpInSPS, "lt_idx_sps[i]"); |
---|
944 | } |
---|
945 | } |
---|
946 | else |
---|
947 | { |
---|
948 | WRITE_CODE( rps->getPocLSBLT(i), pcSlice->getSPS()->getBitsForPOC(), "poc_lsb_lt"); |
---|
949 | WRITE_FLAG( rps->getUsed(i), "used_by_curr_pic_lt_flag"); |
---|
950 | } |
---|
951 | WRITE_FLAG( rps->getDeltaPocMSBPresentFlag(i), "delta_poc_msb_present_flag"); |
---|
952 | |
---|
953 | if(rps->getDeltaPocMSBPresentFlag(i)) |
---|
954 | { |
---|
955 | Bool deltaFlag = false; |
---|
956 | // First LTRP from SPS || First LTRP from SH || curr LSB != prev LSB |
---|
957 | if( (i == rps->getNumberOfPictures()-1) || (i == rps->getNumberOfPictures()-1-numLtrpInSPS) || (rps->getPocLSBLT(i) != prevLSB) ) |
---|
958 | { |
---|
959 | deltaFlag = true; |
---|
960 | } |
---|
961 | if(deltaFlag) |
---|
962 | { |
---|
963 | WRITE_UVLC( rps->getDeltaPocMSBCycleLT(i), "delta_poc_msb_cycle_lt[i]" ); |
---|
964 | } |
---|
965 | else |
---|
966 | { |
---|
967 | Int differenceInDeltaMSB = rps->getDeltaPocMSBCycleLT(i) - prevDeltaMSB; |
---|
968 | assert(differenceInDeltaMSB >= 0); |
---|
969 | WRITE_UVLC( differenceInDeltaMSB, "delta_poc_msb_cycle_lt[i]" ); |
---|
970 | } |
---|
971 | prevLSB = rps->getPocLSBLT(i); |
---|
972 | prevDeltaMSB = rps->getDeltaPocMSBCycleLT(i); |
---|
973 | } |
---|
974 | } |
---|
975 | } |
---|
976 | if (pcSlice->getSPS()->getTMVPFlagsPresent()) |
---|
977 | { |
---|
978 | WRITE_FLAG( pcSlice->getEnableTMVPFlag() ? 1 : 0, "slice_temporal_mvp_enable_flag" ); |
---|
979 | } |
---|
980 | } |
---|
981 | if(pcSlice->getSPS()->getUseSAO()) |
---|
982 | { |
---|
983 | if (pcSlice->getSPS()->getUseSAO()) |
---|
984 | { |
---|
985 | WRITE_FLAG( pcSlice->getSaoEnabledFlag(), "slice_sao_luma_flag" ); |
---|
986 | { |
---|
987 | SAOParam *saoParam = pcSlice->getPic()->getPicSym()->getSaoParam(); |
---|
988 | WRITE_FLAG( saoParam->bSaoFlag[1], "slice_sao_chroma_flag" ); |
---|
989 | } |
---|
990 | } |
---|
991 | } |
---|
992 | |
---|
993 | //check if numrefidxes match the defaults. If not, override |
---|
994 | |
---|
995 | if (!pcSlice->isIntra()) |
---|
996 | { |
---|
997 | Bool overrideFlag = (pcSlice->getNumRefIdx( REF_PIC_LIST_0 )!=pcSlice->getPPS()->getNumRefIdxL0DefaultActive()||(pcSlice->isInterB()&&pcSlice->getNumRefIdx( REF_PIC_LIST_1 )!=pcSlice->getPPS()->getNumRefIdxL1DefaultActive())); |
---|
998 | WRITE_FLAG( overrideFlag ? 1 : 0, "num_ref_idx_active_override_flag"); |
---|
999 | if (overrideFlag) |
---|
1000 | { |
---|
1001 | WRITE_UVLC( pcSlice->getNumRefIdx( REF_PIC_LIST_0 ) - 1, "num_ref_idx_l0_active_minus1" ); |
---|
1002 | if (pcSlice->isInterB()) |
---|
1003 | { |
---|
1004 | WRITE_UVLC( pcSlice->getNumRefIdx( REF_PIC_LIST_1 ) - 1, "num_ref_idx_l1_active_minus1" ); |
---|
1005 | } |
---|
1006 | else |
---|
1007 | { |
---|
1008 | pcSlice->setNumRefIdx(REF_PIC_LIST_1, 0); |
---|
1009 | } |
---|
1010 | } |
---|
1011 | } |
---|
1012 | else |
---|
1013 | { |
---|
1014 | pcSlice->setNumRefIdx(REF_PIC_LIST_0, 0); |
---|
1015 | pcSlice->setNumRefIdx(REF_PIC_LIST_1, 0); |
---|
1016 | } |
---|
1017 | #if H_MV |
---|
1018 | // Temporary fix for FIX1071 should be removed later |
---|
1019 | if( pcSlice->getPPS()->getListsModificationPresentFlag() && pcSlice->getNumRpsCurrTempList( rps ) > 1) |
---|
1020 | #else |
---|
1021 | if( pcSlice->getPPS()->getListsModificationPresentFlag() && pcSlice->getNumRpsCurrTempList() > 1) |
---|
1022 | #endif |
---|
1023 | { |
---|
1024 | TComRefPicListModification* refPicListModification = pcSlice->getRefPicListModification(); |
---|
1025 | if(!pcSlice->isIntra()) |
---|
1026 | { |
---|
1027 | WRITE_FLAG(pcSlice->getRefPicListModification()->getRefPicListModificationFlagL0() ? 1 : 0, "ref_pic_list_modification_flag_l0" ); |
---|
1028 | if (pcSlice->getRefPicListModification()->getRefPicListModificationFlagL0()) |
---|
1029 | { |
---|
1030 | Int numRpsCurrTempList0 = pcSlice->getNumRpsCurrTempList(); |
---|
1031 | if (numRpsCurrTempList0 > 1) |
---|
1032 | { |
---|
1033 | Int length = 1; |
---|
1034 | numRpsCurrTempList0 --; |
---|
1035 | while ( numRpsCurrTempList0 >>= 1) |
---|
1036 | { |
---|
1037 | length ++; |
---|
1038 | } |
---|
1039 | for(Int i = 0; i < pcSlice->getNumRefIdx( REF_PIC_LIST_0 ); i++) |
---|
1040 | { |
---|
1041 | WRITE_CODE( refPicListModification->getRefPicSetIdxL0(i), length, "list_entry_l0"); |
---|
1042 | } |
---|
1043 | } |
---|
1044 | } |
---|
1045 | } |
---|
1046 | if(pcSlice->isInterB()) |
---|
1047 | { |
---|
1048 | WRITE_FLAG(pcSlice->getRefPicListModification()->getRefPicListModificationFlagL1() ? 1 : 0, "ref_pic_list_modification_flag_l1" ); |
---|
1049 | if (pcSlice->getRefPicListModification()->getRefPicListModificationFlagL1()) |
---|
1050 | { |
---|
1051 | Int numRpsCurrTempList1 = pcSlice->getNumRpsCurrTempList(); |
---|
1052 | if ( numRpsCurrTempList1 > 1 ) |
---|
1053 | { |
---|
1054 | Int length = 1; |
---|
1055 | numRpsCurrTempList1 --; |
---|
1056 | while ( numRpsCurrTempList1 >>= 1) |
---|
1057 | { |
---|
1058 | length ++; |
---|
1059 | } |
---|
1060 | for(Int i = 0; i < pcSlice->getNumRefIdx( REF_PIC_LIST_1 ); i++) |
---|
1061 | { |
---|
1062 | WRITE_CODE( refPicListModification->getRefPicSetIdxL1(i), length, "list_entry_l1"); |
---|
1063 | } |
---|
1064 | } |
---|
1065 | } |
---|
1066 | } |
---|
1067 | } |
---|
1068 | |
---|
1069 | if (pcSlice->isInterB()) |
---|
1070 | { |
---|
1071 | WRITE_FLAG( pcSlice->getMvdL1ZeroFlag() ? 1 : 0, "mvd_l1_zero_flag"); |
---|
1072 | } |
---|
1073 | |
---|
1074 | if(!pcSlice->isIntra()) |
---|
1075 | { |
---|
1076 | if (!pcSlice->isIntra() && pcSlice->getPPS()->getCabacInitPresentFlag()) |
---|
1077 | { |
---|
1078 | SliceType sliceType = pcSlice->getSliceType(); |
---|
1079 | Int encCABACTableIdx = pcSlice->getPPS()->getEncCABACTableIdx(); |
---|
1080 | Bool encCabacInitFlag = (sliceType!=encCABACTableIdx && encCABACTableIdx!=I_SLICE) ? true : false; |
---|
1081 | pcSlice->setCabacInitFlag( encCabacInitFlag ); |
---|
1082 | WRITE_FLAG( encCabacInitFlag?1:0, "cabac_init_flag" ); |
---|
1083 | } |
---|
1084 | } |
---|
1085 | |
---|
1086 | if ( pcSlice->getEnableTMVPFlag() ) |
---|
1087 | { |
---|
1088 | if ( pcSlice->getSliceType() == B_SLICE ) |
---|
1089 | { |
---|
1090 | WRITE_FLAG( pcSlice->getColFromL0Flag(), "collocated_from_l0_flag" ); |
---|
1091 | } |
---|
1092 | |
---|
1093 | if ( pcSlice->getSliceType() != I_SLICE && |
---|
1094 | ((pcSlice->getColFromL0Flag()==1 && pcSlice->getNumRefIdx(REF_PIC_LIST_0)>1)|| |
---|
1095 | (pcSlice->getColFromL0Flag()==0 && pcSlice->getNumRefIdx(REF_PIC_LIST_1)>1))) |
---|
1096 | { |
---|
1097 | WRITE_UVLC( pcSlice->getColRefIdx(), "collocated_ref_idx" ); |
---|
1098 | } |
---|
1099 | } |
---|
1100 | if ( (pcSlice->getPPS()->getUseWP() && pcSlice->getSliceType()==P_SLICE) || (pcSlice->getPPS()->getWPBiPred() && pcSlice->getSliceType()==B_SLICE) ) |
---|
1101 | { |
---|
1102 | xCodePredWeightTable( pcSlice ); |
---|
1103 | } |
---|
1104 | assert(pcSlice->getMaxNumMergeCand()<=MRG_MAX_NUM_CANDS); |
---|
1105 | if (!pcSlice->isIntra()) |
---|
1106 | { |
---|
1107 | WRITE_UVLC(MRG_MAX_NUM_CANDS - pcSlice->getMaxNumMergeCand(), "five_minus_max_num_merge_cand"); |
---|
1108 | } |
---|
1109 | Int iCode = pcSlice->getSliceQp() - ( pcSlice->getPPS()->getPicInitQPMinus26() + 26 ); |
---|
1110 | WRITE_SVLC( iCode, "slice_qp_delta" ); |
---|
1111 | if (pcSlice->getPPS()->getSliceChromaQpFlag()) |
---|
1112 | { |
---|
1113 | iCode = pcSlice->getSliceQpDeltaCb(); |
---|
1114 | WRITE_SVLC( iCode, "slice_qp_delta_cb" ); |
---|
1115 | iCode = pcSlice->getSliceQpDeltaCr(); |
---|
1116 | WRITE_SVLC( iCode, "slice_qp_delta_cr" ); |
---|
1117 | } |
---|
1118 | if (pcSlice->getPPS()->getDeblockingFilterControlPresentFlag()) |
---|
1119 | { |
---|
1120 | if (pcSlice->getPPS()->getDeblockingFilterOverrideEnabledFlag() ) |
---|
1121 | { |
---|
1122 | WRITE_FLAG(pcSlice->getDeblockingFilterOverrideFlag(), "deblocking_filter_override_flag"); |
---|
1123 | } |
---|
1124 | if (pcSlice->getDeblockingFilterOverrideFlag()) |
---|
1125 | { |
---|
1126 | WRITE_FLAG(pcSlice->getDeblockingFilterDisable(), "slice_disable_deblocking_filter_flag"); |
---|
1127 | if(!pcSlice->getDeblockingFilterDisable()) |
---|
1128 | { |
---|
1129 | WRITE_SVLC (pcSlice->getDeblockingFilterBetaOffsetDiv2(), "slice_beta_offset_div2"); |
---|
1130 | WRITE_SVLC (pcSlice->getDeblockingFilterTcOffsetDiv2(), "slice_tc_offset_div2"); |
---|
1131 | } |
---|
1132 | } |
---|
1133 | } |
---|
1134 | |
---|
1135 | Bool isSAOEnabled = (!pcSlice->getSPS()->getUseSAO())?(false):(pcSlice->getSaoEnabledFlag()||pcSlice->getSaoEnabledFlagChroma()); |
---|
1136 | Bool isDBFEnabled = (!pcSlice->getDeblockingFilterDisable()); |
---|
1137 | |
---|
1138 | if(pcSlice->getPPS()->getLoopFilterAcrossSlicesEnabledFlag() && ( isSAOEnabled || isDBFEnabled )) |
---|
1139 | { |
---|
1140 | WRITE_FLAG(pcSlice->getLFCrossSliceBoundaryFlag()?1:0, "slice_loop_filter_across_slices_enabled_flag"); |
---|
1141 | } |
---|
1142 | } |
---|
1143 | if(pcSlice->getPPS()->getSliceHeaderExtensionPresentFlag()) |
---|
1144 | { |
---|
1145 | #if !H_3D |
---|
1146 | WRITE_UVLC(0,"slice_header_extension_length"); |
---|
1147 | #else |
---|
1148 | WRITE_UVLC(0,"slice_header_extension_length"); //<- this element needs to be set to the correct value!! |
---|
1149 | |
---|
1150 | if( pcSlice->getSPS()->hasCamParInSliceHeader() ) |
---|
1151 | { |
---|
1152 | for( UInt uiId = 0; uiId < pcSlice->getViewIndex(); uiId++ ) |
---|
1153 | { |
---|
1154 | WRITE_SVLC( pcSlice->getCodedScale ()[ uiId ], "cp_scale" ); |
---|
1155 | WRITE_SVLC( pcSlice->getCodedOffset ()[ uiId ], "cp_off" ); |
---|
1156 | WRITE_SVLC( pcSlice->getInvCodedScale ()[ uiId ] + pcSlice->getCodedScale ()[ uiId ], "cp_inv_scale_plus_scale" ); |
---|
1157 | WRITE_SVLC( pcSlice->getInvCodedOffset()[ uiId ] + pcSlice->getCodedOffset()[ uiId ], "cp_inv_off_plus_off" ); |
---|
1158 | } |
---|
1159 | } |
---|
1160 | |
---|
1161 | Bool sliceSegmentHeaderExtension2Flag = false; |
---|
1162 | WRITE_FLAG( sliceSegmentHeaderExtension2Flag ? 1 : 0 , "slice_segment_header_extension2_flag" ); |
---|
1163 | if ( sliceSegmentHeaderExtension2Flag ) |
---|
1164 | { |
---|
1165 | WRITE_UVLC(0,"slice_header_extension2_length"); |
---|
1166 | } |
---|
1167 | #endif |
---|
1168 | } |
---|
1169 | } |
---|
1170 | |
---|
1171 | Void TEncCavlc::codePTL( TComPTL* pcPTL, Bool profilePresentFlag, Int maxNumSubLayersMinus1) |
---|
1172 | { |
---|
1173 | if(profilePresentFlag) |
---|
1174 | { |
---|
1175 | codeProfileTier(pcPTL->getGeneralPTL()); // general_... |
---|
1176 | } |
---|
1177 | WRITE_CODE( pcPTL->getGeneralPTL()->getLevelIdc(), 8, "general_level_idc" ); |
---|
1178 | |
---|
1179 | #if L0363_BYTE_ALIGN |
---|
1180 | for (Int i = 0; i < maxNumSubLayersMinus1; i++) |
---|
1181 | { |
---|
1182 | #if !H_MV |
---|
1183 | if(profilePresentFlag) |
---|
1184 | { |
---|
1185 | #endif |
---|
1186 | WRITE_FLAG( pcPTL->getSubLayerProfilePresentFlag(i), "sub_layer_profile_present_flag[i]" ); |
---|
1187 | #if !H_MV |
---|
1188 | } |
---|
1189 | #endif |
---|
1190 | |
---|
1191 | WRITE_FLAG( pcPTL->getSubLayerLevelPresentFlag(i), "sub_layer_level_present_flag[i]" ); |
---|
1192 | } |
---|
1193 | |
---|
1194 | if (maxNumSubLayersMinus1 > 0) |
---|
1195 | { |
---|
1196 | for (Int i = maxNumSubLayersMinus1; i < 8; i++) |
---|
1197 | { |
---|
1198 | WRITE_CODE(0, 2, "reserved_zero_2bits"); |
---|
1199 | } |
---|
1200 | } |
---|
1201 | #endif |
---|
1202 | |
---|
1203 | for(Int i = 0; i < maxNumSubLayersMinus1; i++) |
---|
1204 | { |
---|
1205 | #if !L0363_BYTE_ALIGN |
---|
1206 | if(profilePresentFlag) |
---|
1207 | { |
---|
1208 | WRITE_FLAG( pcPTL->getSubLayerProfilePresentFlag(i), "sub_layer_profile_present_flag[i]" ); |
---|
1209 | } |
---|
1210 | |
---|
1211 | WRITE_FLAG( pcPTL->getSubLayerLevelPresentFlag(i), "sub_layer_level_present_flag[i]" ); |
---|
1212 | #endif |
---|
1213 | if( profilePresentFlag && pcPTL->getSubLayerProfilePresentFlag(i) ) |
---|
1214 | { |
---|
1215 | codeProfileTier(pcPTL->getSubLayerPTL(i)); // sub_layer_... |
---|
1216 | } |
---|
1217 | if( pcPTL->getSubLayerLevelPresentFlag(i) ) |
---|
1218 | { |
---|
1219 | WRITE_CODE( pcPTL->getSubLayerPTL(i)->getLevelIdc(), 8, "sub_layer_level_idc[i]" ); |
---|
1220 | } |
---|
1221 | } |
---|
1222 | } |
---|
1223 | Void TEncCavlc::codeProfileTier( ProfileTierLevel* ptl ) |
---|
1224 | { |
---|
1225 | WRITE_CODE( ptl->getProfileSpace(), 2 , "XXX_profile_space[]"); |
---|
1226 | WRITE_FLAG( ptl->getTierFlag (), "XXX_tier_flag[]" ); |
---|
1227 | WRITE_CODE( ptl->getProfileIdc (), 5 , "XXX_profile_idc[]" ); |
---|
1228 | for(Int j = 0; j < 32; j++) |
---|
1229 | { |
---|
1230 | WRITE_FLAG( ptl->getProfileCompatibilityFlag(j), "XXX_profile_compatibility_flag[][j]"); |
---|
1231 | } |
---|
1232 | |
---|
1233 | #if L0046_CONSTRAINT_FLAGS |
---|
1234 | WRITE_FLAG(ptl->getProgressiveSourceFlag(), "general_progressive_source_flag"); |
---|
1235 | WRITE_FLAG(ptl->getInterlacedSourceFlag(), "general_interlaced_source_flag"); |
---|
1236 | WRITE_FLAG(ptl->getNonPackedConstraintFlag(), "general_non_packed_constraint_flag"); |
---|
1237 | WRITE_FLAG(ptl->getFrameOnlyConstraintFlag(), "general_frame_only_constraint_flag"); |
---|
1238 | |
---|
1239 | WRITE_CODE(0 , 16, "XXX_reserved_zero_44bits[0..15]"); |
---|
1240 | WRITE_CODE(0 , 16, "XXX_reserved_zero_44bits[16..31]"); |
---|
1241 | WRITE_CODE(0 , 12, "XXX_reserved_zero_44bits[32..43]"); |
---|
1242 | #elif L0363_MORE_BITS |
---|
1243 | WRITE_CODE(0 , 16, "XXX_reserved_zero_48bits[0..15]"); |
---|
1244 | WRITE_CODE(0 , 16, "XXX_reserved_zero_48bits[16..31]"); |
---|
1245 | WRITE_CODE(0 , 16, "XXX_reserved_zero_48bits[32..47]"); |
---|
1246 | #else |
---|
1247 | WRITE_CODE(0 , 16, "XXX_reserved_zero_16bits[]"); |
---|
1248 | #endif |
---|
1249 | } |
---|
1250 | #if SIGNAL_BITRATE_PICRATE_IN_VPS |
---|
1251 | Void TEncCavlc::codeBitratePicRateInfo(TComBitRatePicRateInfo *info, Int tempLevelLow, Int tempLevelHigh) |
---|
1252 | { |
---|
1253 | for(Int i = tempLevelLow; i <= tempLevelHigh; i++) |
---|
1254 | { |
---|
1255 | WRITE_FLAG( info->getBitRateInfoPresentFlag(i), "bit_rate_info_present_flag[i]" ); |
---|
1256 | WRITE_FLAG( info->getPicRateInfoPresentFlag(i), "pic_rate_info_present_flag[i]" ); |
---|
1257 | if(info->getBitRateInfoPresentFlag(i)) |
---|
1258 | { |
---|
1259 | WRITE_CODE( info->getAvgBitRate(i), 16, "avg_bit_rate[i]" ); |
---|
1260 | WRITE_CODE( info->getMaxBitRate(i), 16, "max_bit_rate[i]" ); |
---|
1261 | } |
---|
1262 | if(info->getPicRateInfoPresentFlag(i)) |
---|
1263 | { |
---|
1264 | WRITE_CODE( info->getConstantPicRateIdc(i), 2, "constant_pic_rate_idc[i]" ); |
---|
1265 | WRITE_CODE( info->getAvgPicRate(i), 16, "avg_pic_rate[i]" ); |
---|
1266 | } |
---|
1267 | } |
---|
1268 | } |
---|
1269 | #endif |
---|
1270 | /** |
---|
1271 | - write wavefront substreams sizes for the slice header. |
---|
1272 | . |
---|
1273 | \param pcSlice Where we find the substream size information. |
---|
1274 | */ |
---|
1275 | Void TEncCavlc::codeTilesWPPEntryPoint( TComSlice* pSlice ) |
---|
1276 | { |
---|
1277 | if (!pSlice->getPPS()->getTilesEnabledFlag() && !pSlice->getPPS()->getEntropyCodingSyncEnabledFlag()) |
---|
1278 | { |
---|
1279 | return; |
---|
1280 | } |
---|
1281 | UInt numEntryPointOffsets = 0, offsetLenMinus1 = 0, maxOffset = 0; |
---|
1282 | Int numZeroSubstreamsAtStartOfSlice = 0; |
---|
1283 | UInt *entryPointOffset = NULL; |
---|
1284 | if ( pSlice->getPPS()->getTilesEnabledFlag() ) |
---|
1285 | { |
---|
1286 | numEntryPointOffsets = pSlice->getTileLocationCount(); |
---|
1287 | entryPointOffset = new UInt[numEntryPointOffsets]; |
---|
1288 | for (Int idx=0; idx<pSlice->getTileLocationCount(); idx++) |
---|
1289 | { |
---|
1290 | if ( idx == 0 ) |
---|
1291 | { |
---|
1292 | entryPointOffset [ idx ] = pSlice->getTileLocation( 0 ); |
---|
1293 | } |
---|
1294 | else |
---|
1295 | { |
---|
1296 | entryPointOffset [ idx ] = pSlice->getTileLocation( idx ) - pSlice->getTileLocation( idx-1 ); |
---|
1297 | } |
---|
1298 | |
---|
1299 | if ( entryPointOffset[ idx ] > maxOffset ) |
---|
1300 | { |
---|
1301 | maxOffset = entryPointOffset[ idx ]; |
---|
1302 | } |
---|
1303 | } |
---|
1304 | } |
---|
1305 | else if ( pSlice->getPPS()->getEntropyCodingSyncEnabledFlag() ) |
---|
1306 | { |
---|
1307 | UInt* pSubstreamSizes = pSlice->getSubstreamSizes(); |
---|
1308 | Int maxNumParts = pSlice->getPic()->getNumPartInCU(); |
---|
1309 | numZeroSubstreamsAtStartOfSlice = pSlice->getSliceSegmentCurStartCUAddr()/maxNumParts/pSlice->getPic()->getFrameWidthInCU(); |
---|
1310 | Int numZeroSubstreamsAtEndOfSlice = pSlice->getPic()->getFrameHeightInCU()-1 - ((pSlice->getSliceSegmentCurEndCUAddr()-1)/maxNumParts/pSlice->getPic()->getFrameWidthInCU()); |
---|
1311 | numEntryPointOffsets = pSlice->getPPS()->getNumSubstreams() - numZeroSubstreamsAtStartOfSlice - numZeroSubstreamsAtEndOfSlice - 1; |
---|
1312 | pSlice->setNumEntryPointOffsets(numEntryPointOffsets); |
---|
1313 | entryPointOffset = new UInt[numEntryPointOffsets]; |
---|
1314 | for (Int idx=0; idx<numEntryPointOffsets; idx++) |
---|
1315 | { |
---|
1316 | entryPointOffset[ idx ] = ( pSubstreamSizes[ idx+numZeroSubstreamsAtStartOfSlice ] >> 3 ) ; |
---|
1317 | if ( entryPointOffset[ idx ] > maxOffset ) |
---|
1318 | { |
---|
1319 | maxOffset = entryPointOffset[ idx ]; |
---|
1320 | } |
---|
1321 | } |
---|
1322 | } |
---|
1323 | // Determine number of bits "offsetLenMinus1+1" required for entry point information |
---|
1324 | offsetLenMinus1 = 0; |
---|
1325 | while (maxOffset >= (1u << (offsetLenMinus1 + 1))) |
---|
1326 | { |
---|
1327 | offsetLenMinus1++; |
---|
1328 | assert(offsetLenMinus1 + 1 < 32); |
---|
1329 | } |
---|
1330 | |
---|
1331 | WRITE_UVLC(numEntryPointOffsets, "num_entry_point_offsets"); |
---|
1332 | if (numEntryPointOffsets>0) |
---|
1333 | { |
---|
1334 | WRITE_UVLC(offsetLenMinus1, "offset_len_minus1"); |
---|
1335 | } |
---|
1336 | |
---|
1337 | for (UInt idx=0; idx<numEntryPointOffsets; idx++) |
---|
1338 | { |
---|
1339 | #if L0116_ENTRY_POINT |
---|
1340 | WRITE_CODE(entryPointOffset[ idx ]-1, offsetLenMinus1+1, "entry_point_offset_minus1"); |
---|
1341 | #else |
---|
1342 | WRITE_CODE(entryPointOffset[ idx ], offsetLenMinus1+1, "entry_point_offset"); |
---|
1343 | #endif |
---|
1344 | } |
---|
1345 | |
---|
1346 | delete [] entryPointOffset; |
---|
1347 | } |
---|
1348 | |
---|
1349 | Void TEncCavlc::codeTerminatingBit ( UInt uilsLast ) |
---|
1350 | { |
---|
1351 | } |
---|
1352 | |
---|
1353 | Void TEncCavlc::codeSliceFinish () |
---|
1354 | { |
---|
1355 | } |
---|
1356 | |
---|
1357 | Void TEncCavlc::codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList ) |
---|
1358 | { |
---|
1359 | assert(0); |
---|
1360 | } |
---|
1361 | |
---|
1362 | Void TEncCavlc::codePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
1363 | { |
---|
1364 | assert(0); |
---|
1365 | } |
---|
1366 | |
---|
1367 | Void TEncCavlc::codePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx ) |
---|
1368 | { |
---|
1369 | assert(0); |
---|
1370 | } |
---|
1371 | |
---|
1372 | Void TEncCavlc::codeMergeFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx ) |
---|
1373 | { |
---|
1374 | assert(0); |
---|
1375 | } |
---|
1376 | |
---|
1377 | Void TEncCavlc::codeMergeIndex ( TComDataCU* pcCU, UInt uiAbsPartIdx ) |
---|
1378 | { |
---|
1379 | assert(0); |
---|
1380 | } |
---|
1381 | |
---|
1382 | Void TEncCavlc::codeInterModeFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiEncMode ) |
---|
1383 | { |
---|
1384 | assert(0); |
---|
1385 | } |
---|
1386 | |
---|
1387 | Void TEncCavlc::codeCUTransquantBypassFlag( TComDataCU* pcCU, UInt uiAbsPartIdx ) |
---|
1388 | { |
---|
1389 | assert(0); |
---|
1390 | } |
---|
1391 | |
---|
1392 | Void TEncCavlc::codeSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx ) |
---|
1393 | { |
---|
1394 | assert(0); |
---|
1395 | } |
---|
1396 | |
---|
1397 | Void TEncCavlc::codeSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
1398 | { |
---|
1399 | assert(0); |
---|
1400 | } |
---|
1401 | |
---|
1402 | Void TEncCavlc::codeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx ) |
---|
1403 | { |
---|
1404 | assert(0); |
---|
1405 | } |
---|
1406 | |
---|
1407 | Void TEncCavlc::codeQtCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth ) |
---|
1408 | { |
---|
1409 | assert(0); |
---|
1410 | } |
---|
1411 | |
---|
1412 | Void TEncCavlc::codeQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx ) |
---|
1413 | { |
---|
1414 | assert(0); |
---|
1415 | } |
---|
1416 | |
---|
1417 | Void TEncCavlc::codeQtCbfZero( TComDataCU* pcCU, TextType eType, UInt uiTrDepth ) |
---|
1418 | { |
---|
1419 | assert(0); |
---|
1420 | } |
---|
1421 | Void TEncCavlc::codeQtRootCbfZero( TComDataCU* pcCU ) |
---|
1422 | { |
---|
1423 | assert(0); |
---|
1424 | } |
---|
1425 | |
---|
1426 | Void TEncCavlc::codeTransformSkipFlags (TComDataCU* pcCU, UInt uiAbsPartIdx, UInt width, UInt height, TextType eTType ) |
---|
1427 | { |
---|
1428 | assert(0); |
---|
1429 | } |
---|
1430 | |
---|
1431 | /** Code I_PCM information. |
---|
1432 | * \param pcCU pointer to CU |
---|
1433 | * \param uiAbsPartIdx CU index |
---|
1434 | * \returns Void |
---|
1435 | */ |
---|
1436 | Void TEncCavlc::codeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx ) |
---|
1437 | { |
---|
1438 | assert(0); |
---|
1439 | } |
---|
1440 | |
---|
1441 | Void TEncCavlc::codeIntraDirLumaAng( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool isMultiple) |
---|
1442 | { |
---|
1443 | assert(0); |
---|
1444 | } |
---|
1445 | |
---|
1446 | Void TEncCavlc::codeIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx ) |
---|
1447 | { |
---|
1448 | assert(0); |
---|
1449 | } |
---|
1450 | |
---|
1451 | Void TEncCavlc::codeInterDir( TComDataCU* pcCU, UInt uiAbsPartIdx ) |
---|
1452 | { |
---|
1453 | assert(0); |
---|
1454 | } |
---|
1455 | |
---|
1456 | Void TEncCavlc::codeRefFrmIdx( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList ) |
---|
1457 | { |
---|
1458 | assert(0); |
---|
1459 | } |
---|
1460 | |
---|
1461 | Void TEncCavlc::codeMvd( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList ) |
---|
1462 | { |
---|
1463 | assert(0); |
---|
1464 | } |
---|
1465 | |
---|
1466 | Void TEncCavlc::codeDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx ) |
---|
1467 | { |
---|
1468 | Int iDQp = pcCU->getQP( uiAbsPartIdx ) - pcCU->getRefQP( uiAbsPartIdx ); |
---|
1469 | |
---|
1470 | Int qpBdOffsetY = pcCU->getSlice()->getSPS()->getQpBDOffsetY(); |
---|
1471 | iDQp = (iDQp + 78 + qpBdOffsetY + (qpBdOffsetY/2)) % (52 + qpBdOffsetY) - 26 - (qpBdOffsetY/2); |
---|
1472 | |
---|
1473 | xWriteSvlc( iDQp ); |
---|
1474 | |
---|
1475 | return; |
---|
1476 | } |
---|
1477 | |
---|
1478 | Void TEncCavlc::codeCoeffNxN ( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType ) |
---|
1479 | { |
---|
1480 | assert(0); |
---|
1481 | } |
---|
1482 | |
---|
1483 | Void TEncCavlc::estBit( estBitsSbacStruct* pcEstBitsCabac, Int width, Int height, TextType eTType ) |
---|
1484 | { |
---|
1485 | // printf("error : no VLC mode support in this version\n"); |
---|
1486 | return; |
---|
1487 | } |
---|
1488 | |
---|
1489 | // ==================================================================================================================== |
---|
1490 | // Protected member functions |
---|
1491 | // ==================================================================================================================== |
---|
1492 | |
---|
1493 | /** code explicit wp tables |
---|
1494 | * \param TComSlice* pcSlice |
---|
1495 | * \returns Void |
---|
1496 | */ |
---|
1497 | Void TEncCavlc::xCodePredWeightTable( TComSlice* pcSlice ) |
---|
1498 | { |
---|
1499 | wpScalingParam *wp; |
---|
1500 | Bool bChroma = true; // color always present in HEVC ? |
---|
1501 | Int iNbRef = (pcSlice->getSliceType() == B_SLICE ) ? (2) : (1); |
---|
1502 | Bool bDenomCoded = false; |
---|
1503 | UInt uiMode = 0; |
---|
1504 | UInt uiTotalSignalledWeightFlags = 0; |
---|
1505 | if ( (pcSlice->getSliceType()==P_SLICE && pcSlice->getPPS()->getUseWP()) || (pcSlice->getSliceType()==B_SLICE && pcSlice->getPPS()->getWPBiPred()) ) |
---|
1506 | { |
---|
1507 | uiMode = 1; // explicit |
---|
1508 | } |
---|
1509 | if(uiMode == 1) |
---|
1510 | { |
---|
1511 | |
---|
1512 | for ( Int iNumRef=0 ; iNumRef<iNbRef ; iNumRef++ ) |
---|
1513 | { |
---|
1514 | RefPicList eRefPicList = ( iNumRef ? REF_PIC_LIST_1 : REF_PIC_LIST_0 ); |
---|
1515 | |
---|
1516 | for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ ) |
---|
1517 | { |
---|
1518 | pcSlice->getWpScaling(eRefPicList, iRefIdx, wp); |
---|
1519 | if ( !bDenomCoded ) |
---|
1520 | { |
---|
1521 | Int iDeltaDenom; |
---|
1522 | WRITE_UVLC( wp[0].uiLog2WeightDenom, "luma_log2_weight_denom" ); // ue(v): luma_log2_weight_denom |
---|
1523 | |
---|
1524 | if( bChroma ) |
---|
1525 | { |
---|
1526 | iDeltaDenom = (wp[1].uiLog2WeightDenom - wp[0].uiLog2WeightDenom); |
---|
1527 | WRITE_SVLC( iDeltaDenom, "delta_chroma_log2_weight_denom" ); // se(v): delta_chroma_log2_weight_denom |
---|
1528 | } |
---|
1529 | bDenomCoded = true; |
---|
1530 | } |
---|
1531 | WRITE_FLAG( wp[0].bPresentFlag, "luma_weight_lX_flag" ); // u(1): luma_weight_lX_flag |
---|
1532 | uiTotalSignalledWeightFlags += wp[0].bPresentFlag; |
---|
1533 | } |
---|
1534 | if (bChroma) |
---|
1535 | { |
---|
1536 | for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ ) |
---|
1537 | { |
---|
1538 | pcSlice->getWpScaling(eRefPicList, iRefIdx, wp); |
---|
1539 | WRITE_FLAG( wp[1].bPresentFlag, "chroma_weight_lX_flag" ); // u(1): chroma_weight_lX_flag |
---|
1540 | uiTotalSignalledWeightFlags += 2*wp[1].bPresentFlag; |
---|
1541 | } |
---|
1542 | } |
---|
1543 | |
---|
1544 | for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ ) |
---|
1545 | { |
---|
1546 | pcSlice->getWpScaling(eRefPicList, iRefIdx, wp); |
---|
1547 | if ( wp[0].bPresentFlag ) |
---|
1548 | { |
---|
1549 | Int iDeltaWeight = (wp[0].iWeight - (1<<wp[0].uiLog2WeightDenom)); |
---|
1550 | WRITE_SVLC( iDeltaWeight, "delta_luma_weight_lX" ); // se(v): delta_luma_weight_lX |
---|
1551 | WRITE_SVLC( wp[0].iOffset, "luma_offset_lX" ); // se(v): luma_offset_lX |
---|
1552 | } |
---|
1553 | |
---|
1554 | if ( bChroma ) |
---|
1555 | { |
---|
1556 | if ( wp[1].bPresentFlag ) |
---|
1557 | { |
---|
1558 | for ( Int j=1 ; j<3 ; j++ ) |
---|
1559 | { |
---|
1560 | Int iDeltaWeight = (wp[j].iWeight - (1<<wp[1].uiLog2WeightDenom)); |
---|
1561 | WRITE_SVLC( iDeltaWeight, "delta_chroma_weight_lX" ); // se(v): delta_chroma_weight_lX |
---|
1562 | |
---|
1563 | Int pred = ( 128 - ( ( 128*wp[j].iWeight)>>(wp[j].uiLog2WeightDenom) ) ); |
---|
1564 | Int iDeltaChroma = (wp[j].iOffset - pred); |
---|
1565 | WRITE_SVLC( iDeltaChroma, "delta_chroma_offset_lX" ); // se(v): delta_chroma_offset_lX |
---|
1566 | } |
---|
1567 | } |
---|
1568 | } |
---|
1569 | } |
---|
1570 | } |
---|
1571 | assert(uiTotalSignalledWeightFlags<=24); |
---|
1572 | } |
---|
1573 | } |
---|
1574 | |
---|
1575 | /** code quantization matrix |
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1576 | * \param scalingList quantization matrix information |
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1577 | */ |
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1578 | Void TEncCavlc::codeScalingList( TComScalingList* scalingList ) |
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1579 | { |
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1580 | UInt listId,sizeId; |
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1581 | Bool scalingListPredModeFlag; |
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1582 | |
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1583 | #if SCALING_LIST_OUTPUT_RESULT |
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1584 | Int startBit; |
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1585 | Int startTotalBit; |
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1586 | startBit = m_pcBitIf->getNumberOfWrittenBits(); |
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1587 | startTotalBit = m_pcBitIf->getNumberOfWrittenBits(); |
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1588 | #endif |
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1589 | |
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1590 | //for each size |
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1591 | for(sizeId = 0; sizeId < SCALING_LIST_SIZE_NUM; sizeId++) |
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1592 | { |
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1593 | for(listId = 0; listId < g_scalingListNum[sizeId]; listId++) |
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1594 | { |
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1595 | #if SCALING_LIST_OUTPUT_RESULT |
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1596 | startBit = m_pcBitIf->getNumberOfWrittenBits(); |
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1597 | #endif |
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1598 | scalingListPredModeFlag = scalingList->checkPredMode( sizeId, listId ); |
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1599 | WRITE_FLAG( scalingListPredModeFlag, "scaling_list_pred_mode_flag" ); |
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1600 | if(!scalingListPredModeFlag)// Copy Mode |
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1601 | { |
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1602 | WRITE_UVLC( (Int)listId - (Int)scalingList->getRefMatrixId (sizeId,listId), "scaling_list_pred_matrix_id_delta"); |
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1603 | } |
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1604 | else// DPCM Mode |
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1605 | { |
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1606 | xCodeScalingList(scalingList, sizeId, listId); |
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1607 | } |
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1608 | #if SCALING_LIST_OUTPUT_RESULT |
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1609 | printf("Matrix [%d][%d] Bit %d\n",sizeId,listId,m_pcBitIf->getNumberOfWrittenBits() - startBit); |
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1610 | #endif |
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1611 | } |
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1612 | } |
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1613 | #if SCALING_LIST_OUTPUT_RESULT |
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1614 | printf("Total Bit %d\n",m_pcBitIf->getNumberOfWrittenBits()-startTotalBit); |
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1615 | #endif |
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1616 | return; |
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1617 | } |
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1618 | /** code DPCM |
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1619 | * \param scalingList quantization matrix information |
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1620 | * \param sizeIdc size index |
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1621 | * \param listIdc list index |
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1622 | */ |
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1623 | Void TEncCavlc::xCodeScalingList(TComScalingList* scalingList, UInt sizeId, UInt listId) |
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1624 | { |
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1625 | Int coefNum = min(MAX_MATRIX_COEF_NUM,(Int)g_scalingListSize[sizeId]); |
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1626 | UInt* scan = (sizeId == 0) ? g_auiSigLastScan [ SCAN_DIAG ] [ 1 ] : g_sigLastScanCG32x32; |
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1627 | Int nextCoef = SCALING_LIST_START_VALUE; |
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1628 | Int data; |
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1629 | Int *src = scalingList->getScalingListAddress(sizeId, listId); |
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1630 | if( sizeId > SCALING_LIST_8x8 ) |
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1631 | { |
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1632 | WRITE_SVLC( scalingList->getScalingListDC(sizeId,listId) - 8, "scaling_list_dc_coef_minus8"); |
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1633 | nextCoef = scalingList->getScalingListDC(sizeId,listId); |
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1634 | } |
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1635 | for(Int i=0;i<coefNum;i++) |
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1636 | { |
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1637 | data = src[scan[i]] - nextCoef; |
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1638 | nextCoef = src[scan[i]]; |
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1639 | if(data > 127) |
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1640 | { |
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1641 | data = data - 256; |
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1642 | } |
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1643 | if(data < -128) |
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1644 | { |
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1645 | data = data + 256; |
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1646 | } |
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1647 | |
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1648 | WRITE_SVLC( data, "scaling_list_delta_coef"); |
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1649 | } |
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1650 | } |
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1651 | Bool TEncCavlc::findMatchingLTRP ( TComSlice* pcSlice, UInt *ltrpsIndex, Int ltrpPOC, Bool usedFlag ) |
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1652 | { |
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1653 | // Bool state = true, state2 = false; |
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1654 | Int lsb = ltrpPOC % (1<<pcSlice->getSPS()->getBitsForPOC()); |
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1655 | for (Int k = 0; k < pcSlice->getSPS()->getNumLongTermRefPicSPS(); k++) |
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1656 | { |
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1657 | if ( (lsb == pcSlice->getSPS()->getLtRefPicPocLsbSps(k)) && (usedFlag == pcSlice->getSPS()->getUsedByCurrPicLtSPSFlag(k)) ) |
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1658 | { |
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1659 | *ltrpsIndex = k; |
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1660 | return true; |
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1661 | } |
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1662 | } |
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1663 | return false; |
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1664 | } |
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1665 | Bool TComScalingList::checkPredMode(UInt sizeId, UInt listId) |
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1666 | { |
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1667 | for(Int predListIdx = (Int)listId ; predListIdx >= 0; predListIdx--) |
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1668 | { |
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1669 | if( !memcmp(getScalingListAddress(sizeId,listId),((listId == predListIdx) ? |
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1670 | getScalingListDefaultAddress(sizeId, predListIdx): getScalingListAddress(sizeId, predListIdx)),sizeof(Int)*min(MAX_MATRIX_COEF_NUM,(Int)g_scalingListSize[sizeId])) // check value of matrix |
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1671 | && ((sizeId < SCALING_LIST_16x16) || (getScalingListDC(sizeId,listId) == getScalingListDC(sizeId,predListIdx)))) // check DC value |
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1672 | { |
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1673 | setRefMatrixId(sizeId, listId, predListIdx); |
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1674 | return false; |
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1675 | } |
---|
1676 | } |
---|
1677 | return true; |
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1678 | } |
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1679 | //! \} |
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