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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) 2010-2014, 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 #define SRPS_IN_SLICE 1
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46
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47 #if ENC_DEC_TRACE
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48
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49 Void xTraceSPSHeader (TComSPS *pSPS)
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50 {
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51 fprintf( g_hTrace, "=========== Sequence Parameter Set ID: %d ===========\n", pSPS->getSPSId() );
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52 }
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53
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54 Void xTracePPSHeader (TComPPS *pPPS)
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55 {
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56 fprintf( g_hTrace, "=========== Picture Parameter Set ID: %d ===========\n", pPPS->getPPSId() );
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57 }
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58
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59 Void xTraceSliceHeader (TComSlice *pSlice)
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60 {
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61 fprintf( g_hTrace, "=========== Slice ===========\n");
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62 }
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63
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64 #endif
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65
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66
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67
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68 // ====================================================================================================================
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69 // Constructor / destructor / create / destroy
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70 // ====================================================================================================================
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71
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72 TEncCavlc::TEncCavlc()
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73 {
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74 m_pcBitIf = NULL;
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75 }
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76
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77 TEncCavlc::~TEncCavlc()
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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 // ====================================================================================================================
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83 // Public member functions
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84 // ====================================================================================================================
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85
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86 Void TEncCavlc::resetEntropy()
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87 {
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88 }
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89
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90
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91 Void TEncCavlc::codeDFFlag(UInt uiCode, const Char *pSymbolName)
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92 {
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93 WRITE_FLAG(uiCode, pSymbolName);
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94 }
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95 Void TEncCavlc::codeDFSvlc(Int iCode, const Char *pSymbolName)
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96 {
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97 WRITE_SVLC(iCode, pSymbolName);
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98 }
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99
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100 Void TEncCavlc::codeShortTermRefPicSet( TComSPS* pcSPS, TComReferencePictureSet* rps, Bool calledFromSliceHeader, Int idx)
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101 {
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102 #if PRINT_RPS_INFO
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103 Int lastBits = getNumberOfWrittenBits();
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104 #endif
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105 if (idx > 0)
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106 {
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107 WRITE_FLAG( rps->getInterRPSPrediction(), "inter_ref_pic_set_prediction_flag" ); // inter_RPS_prediction_flag
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108 }
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109 if (rps->getInterRPSPrediction())
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110 {
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111 Int deltaRPS = rps->getDeltaRPS();
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112 if(calledFromSliceHeader)
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113 {
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114 WRITE_UVLC( rps->getDeltaRIdxMinus1(), "delta_idx_minus1" ); // delta index of the Reference Picture Set used for prediction minus 1
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115 }
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116
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117 WRITE_CODE( (deltaRPS >=0 ? 0: 1), 1, "delta_rps_sign" ); //delta_rps_sign
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118 WRITE_UVLC( abs(deltaRPS) - 1, "abs_delta_rps_minus1"); // absolute delta RPS minus 1
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119
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120 for(Int j=0; j < rps->getNumRefIdc(); j++)
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121 {
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122 Int refIdc = rps->getRefIdc(j);
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123 WRITE_CODE( (refIdc==1? 1: 0), 1, "used_by_curr_pic_flag" ); //first bit is "1" if Idc is 1
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124 if (refIdc != 1)
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125 {
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126 WRITE_CODE( refIdc>>1, 1, "use_delta_flag" ); //second bit is "1" if Idc is 2, "0" otherwise.
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127 }
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128 }
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129 }
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130 else
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131 {
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132 WRITE_UVLC( rps->getNumberOfNegativePictures(), "num_negative_pics" );
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133 WRITE_UVLC( rps->getNumberOfPositivePictures(), "num_positive_pics" );
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134 Int prev = 0;
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135 for(Int j=0 ; j < rps->getNumberOfNegativePictures(); j++)
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136 {
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137 WRITE_UVLC( prev-rps->getDeltaPOC(j)-1, "delta_poc_s0_minus1" );
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138 prev = rps->getDeltaPOC(j);
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139 WRITE_FLAG( rps->getUsed(j), "used_by_curr_pic_s0_flag");
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140 }
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141 prev = 0;
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142 for(Int j=rps->getNumberOfNegativePictures(); j < rps->getNumberOfNegativePictures()+rps->getNumberOfPositivePictures(); j++)
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143 {
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144 WRITE_UVLC( rps->getDeltaPOC(j)-prev-1, "delta_poc_s1_minus1" );
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145 prev = rps->getDeltaPOC(j);
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146 WRITE_FLAG( rps->getUsed(j), "used_by_curr_pic_s1_flag" );
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147 }
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148 }
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149
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150 #if PRINT_RPS_INFO
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151 printf("irps=%d (%2d bits) ", rps->getInterRPSPrediction(), getNumberOfWrittenBits() - lastBits);
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152 rps->printDeltaPOC();
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153 #endif
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154 }
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155
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156
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157 Void TEncCavlc::codePPS( TComPPS* pcPPS )
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158 {
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159 #if ENC_DEC_TRACE
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160 xTracePPSHeader (pcPPS);
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161 #endif
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162
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163 const UInt numberValidComponents = getNumberValidComponents(pcPPS->getSPS()->getChromaFormatIdc());
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164
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165 WRITE_UVLC( pcPPS->getPPSId(), "pps_pic_parameter_set_id" );
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166 WRITE_UVLC( pcPPS->getSPSId(), "pps_seq_parameter_set_id" );
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167 WRITE_FLAG( pcPPS->getDependentSliceSegmentsEnabledFlag() ? 1 : 0, "dependent_slice_segments_enabled_flag" );
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168 WRITE_FLAG( pcPPS->getOutputFlagPresentFlag() ? 1 : 0, "output_flag_present_flag" );
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169 WRITE_CODE( pcPPS->getNumExtraSliceHeaderBits(), 3, "num_extra_slice_header_bits");
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170 WRITE_FLAG( pcPPS->getSignHideFlag(), "sign_data_hiding_flag" );
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171 WRITE_FLAG( pcPPS->getCabacInitPresentFlag() ? 1 : 0, "cabac_init_present_flag" );
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172 WRITE_UVLC( pcPPS->getNumRefIdxL0DefaultActive()-1, "num_ref_idx_l0_default_active_minus1");
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173 WRITE_UVLC( pcPPS->getNumRefIdxL1DefaultActive()-1, "num_ref_idx_l1_default_active_minus1");
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174
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175 WRITE_SVLC( pcPPS->getPicInitQPMinus26(), "init_qp_minus26");
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176 WRITE_FLAG( pcPPS->getConstrainedIntraPred() ? 1 : 0, "constrained_intra_pred_flag" );
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177 WRITE_FLAG( pcPPS->getUseTransformSkip() ? 1 : 0, "transform_skip_enabled_flag" );
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178 WRITE_FLAG( pcPPS->getUseDQP() ? 1 : 0, "cu_qp_delta_enabled_flag" );
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179 if ( pcPPS->getUseDQP() )
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180 {
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181 WRITE_UVLC( pcPPS->getMaxCuDQPDepth(), "diff_cu_qp_delta_depth" );
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182 }
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183
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184 WRITE_SVLC( COMPONENT_Cb<numberValidComponents ? (pcPPS->getQpOffset(COMPONENT_Cb)) : 0, "pps_cb_qp_offset" );
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185 WRITE_SVLC( COMPONENT_Cr<numberValidComponents ? (pcPPS->getQpOffset(COMPONENT_Cr)) : 0, "pps_cr_qp_offset" );
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186
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187 assert(numberValidComponents <= 3); // if more than 3 components (eg 4:4:4:4), then additional offsets will have to go in extension area...
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188
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189 WRITE_FLAG( pcPPS->getSliceChromaQpFlag() ? 1 : 0, "pps_slice_chroma_qp_offsets_present_flag" );
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190
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191 WRITE_FLAG( pcPPS->getUseWP() ? 1 : 0, "weighted_pred_flag" ); // Use of Weighting Prediction (P_SLICE)
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192 WRITE_FLAG( pcPPS->getWPBiPred() ? 1 : 0, "weighted_bipred_flag" ); // Use of Weighting Bi-Prediction (B_SLICE)
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193 WRITE_FLAG( pcPPS->getTransquantBypassEnableFlag() ? 1 : 0, "transquant_bypass_enable_flag" );
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194 WRITE_FLAG( pcPPS->getTilesEnabledFlag() ? 1 : 0, "tiles_enabled_flag" );
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195 WRITE_FLAG( pcPPS->getEntropyCodingSyncEnabledFlag() ? 1 : 0, "entropy_coding_sync_enabled_flag" );
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196 if( pcPPS->getTilesEnabledFlag() )
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197 {
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198 WRITE_UVLC( pcPPS->getNumTileColumnsMinus1(), "num_tile_columns_minus1" );
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199 WRITE_UVLC( pcPPS->getNumTileRowsMinus1(), "num_tile_rows_minus1" );
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200 WRITE_FLAG( pcPPS->getTileUniformSpacingFlag(), "uniform_spacing_flag" );
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201 if( !pcPPS->getTileUniformSpacingFlag() )
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202 {
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203 for(UInt i=0; i<pcPPS->getNumTileColumnsMinus1(); i++)
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204 {
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205 WRITE_UVLC( pcPPS->getTileColumnWidth(i)-1, "column_width_minus1" );
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206 }
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207 for(UInt i=0; i<pcPPS->getNumTileRowsMinus1(); i++)
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208 {
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209 WRITE_UVLC( pcPPS->getTileRowHeight(i)-1, "row_height_minus1" );
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210 }
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211 }
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212 if(pcPPS->getNumTileColumnsMinus1() !=0 || pcPPS->getNumTileRowsMinus1() !=0)
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213 {
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214 WRITE_FLAG( pcPPS->getLoopFilterAcrossTilesEnabledFlag()?1 : 0, "loop_filter_across_tiles_enabled_flag");
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215 }
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216 }
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217 WRITE_FLAG( pcPPS->getLoopFilterAcrossSlicesEnabledFlag()?1 : 0, "loop_filter_across_slices_enabled_flag");
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218 WRITE_FLAG( pcPPS->getDeblockingFilterControlPresentFlag()?1 : 0, "deblocking_filter_control_present_flag");
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219 if(pcPPS->getDeblockingFilterControlPresentFlag())
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220 {
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221 WRITE_FLAG( pcPPS->getDeblockingFilterOverrideEnabledFlag() ? 1 : 0, "deblocking_filter_override_enabled_flag" );
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222 WRITE_FLAG( pcPPS->getPicDisableDeblockingFilterFlag() ? 1 : 0, "pps_disable_deblocking_filter_flag" );
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223 if(!pcPPS->getPicDisableDeblockingFilterFlag())
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224 {
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225 WRITE_SVLC( pcPPS->getDeblockingFilterBetaOffsetDiv2(), "pps_beta_offset_div2" );
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226 WRITE_SVLC( pcPPS->getDeblockingFilterTcOffsetDiv2(), "pps_tc_offset_div2" );
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227 }
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228 }
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229 WRITE_FLAG( pcPPS->getScalingListPresentFlag() ? 1 : 0, "pps_scaling_list_data_present_flag" );
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230 if( pcPPS->getScalingListPresentFlag() )
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231 {
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232 codeScalingList( m_pcSlice->getScalingList() );
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233 }
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234 WRITE_FLAG( pcPPS->getListsModificationPresentFlag(), "lists_modification_present_flag");
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235 WRITE_UVLC( pcPPS->getLog2ParallelMergeLevelMinus2(), "log2_parallel_merge_level_minus2");
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236 WRITE_FLAG( pcPPS->getSliceHeaderExtensionPresentFlag() ? 1 : 0, "slice_segment_header_extension_present_flag");
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237
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238 Bool pps_extension_present_flag=false;
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239 Bool pps_extension_flags[NUM_PPS_EXTENSION_FLAGS]={false};
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240
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241 pps_extension_flags[PPS_EXT__REXT] = (
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242 ( pcPPS->getUseTransformSkip() && (pcPPS->getTransformSkipLog2MaxSize() != 2))
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243 || pcPPS->getUseCrossComponentPrediction()
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244 || ( pcPPS->getChromaQpAdjTableSize() > 0 )
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245 || ( pcPPS->getSaoOffsetBitShift(CHANNEL_TYPE_LUMA) !=0 ) || ( pcPPS->getSaoOffsetBitShift(CHANNEL_TYPE_CHROMA) !=0 )
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246 )
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247 ;
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248
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249 // Other PPS extension flags checked here.
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250
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251 for(Int i=0; i<NUM_PPS_EXTENSION_FLAGS; i++)
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252 {
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253 pps_extension_present_flag|=pps_extension_flags[i];
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254 }
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255
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256 WRITE_FLAG( (pps_extension_present_flag?1:0), "pps_extension_present_flag" );
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257
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258 if (pps_extension_present_flag)
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259 {
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260 for(Int i=0; i<NUM_PPS_EXTENSION_FLAGS; i++)
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261 {
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262 WRITE_FLAG( pps_extension_flags[i]?1:0, "pps_extension_flag[]" );
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263 }
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264
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265 for(Int i=0; i<NUM_PPS_EXTENSION_FLAGS; i++) // loop used so that the order is determined by the enum.
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266 {
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267 if (pps_extension_flags[i])
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268 {
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269 switch (PPSExtensionFlagIndex(i))
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270 {
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271 case PPS_EXT__REXT:
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272
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273 if (pcPPS->getUseTransformSkip())
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274 {
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275 WRITE_UVLC( pcPPS->getTransformSkipLog2MaxSize()-2, "log2_transform_skip_max_size_minus2");
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276 }
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277
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278 WRITE_FLAG((pcPPS->getUseCrossComponentPrediction() ? 1 : 0), "cross_component_prediction_flag" );
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279
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280 WRITE_FLAG(UInt(pcPPS->getChromaQpAdjTableSize() > 0), "chroma_qp_adjustment_enabled_flag" );
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281 if (pcPPS->getChromaQpAdjTableSize() > 0)
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282 {
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283 WRITE_UVLC(pcPPS->getMaxCuChromaQpAdjDepth(), "diff_cu_chroma_qp_adjustment_depth");
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284 WRITE_UVLC(pcPPS->getChromaQpAdjTableSize() - 1, "chroma_qp_adjustment_table_size_minus1");
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285 /* skip zero index */
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286 for (Int chromaQpAdjustmentIndex = 1; chromaQpAdjustmentIndex <= pcPPS->getChromaQpAdjTableSize(); chromaQpAdjustmentIndex++)
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287 {
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288 WRITE_SVLC(pcPPS->getChromaQpAdjTableAt(chromaQpAdjustmentIndex).u.comp.CbOffset, "cb_qp_adjustnemt[i]");
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289 WRITE_SVLC(pcPPS->getChromaQpAdjTableAt(chromaQpAdjustmentIndex).u.comp.CrOffset, "cr_qp_adjustnemt[i]");
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290 }
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291 }
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292
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293 WRITE_UVLC( pcPPS->getSaoOffsetBitShift(CHANNEL_TYPE_LUMA), "sao_luma_bit_shift" );
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294 WRITE_UVLC( pcPPS->getSaoOffsetBitShift(CHANNEL_TYPE_CHROMA), "sao_chroma_bit_shift" );
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295 break;
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296 default:
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297 assert(pps_extension_flags[i]==false); // Should never get here with an active PPS extension flag.
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298 break;
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299 } // switch
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300 } // if flag present
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301 } // loop over PPS flags
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302 } // pps_extension_present_flag is non-zero
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303 }
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304
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305 Void TEncCavlc::codeVUI( TComVUI *pcVUI, TComSPS* pcSPS )
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306 {
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307 #if ENC_DEC_TRACE
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308 fprintf( g_hTrace, "----------- vui_parameters -----------\n");
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309 #endif
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310 WRITE_FLAG(pcVUI->getAspectRatioInfoPresentFlag(), "aspect_ratio_info_present_flag");
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311 if (pcVUI->getAspectRatioInfoPresentFlag())
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312 {
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313 WRITE_CODE(pcVUI->getAspectRatioIdc(), 8, "aspect_ratio_idc" );
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314 if (pcVUI->getAspectRatioIdc() == 255)
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315 {
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316 WRITE_CODE(pcVUI->getSarWidth(), 16, "sar_width");
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317 WRITE_CODE(pcVUI->getSarHeight(), 16, "sar_height");
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318 }
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319 }
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320 WRITE_FLAG(pcVUI->getOverscanInfoPresentFlag(), "overscan_info_present_flag");
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321 if (pcVUI->getOverscanInfoPresentFlag())
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322 {
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323 WRITE_FLAG(pcVUI->getOverscanAppropriateFlag(), "overscan_appropriate_flag");
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324 }
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325 WRITE_FLAG(pcVUI->getVideoSignalTypePresentFlag(), "video_signal_type_present_flag");
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326 if (pcVUI->getVideoSignalTypePresentFlag())
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327 {
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328 WRITE_CODE(pcVUI->getVideoFormat(), 3, "video_format");
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329 WRITE_FLAG(pcVUI->getVideoFullRangeFlag(), "video_full_range_flag");
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330 WRITE_FLAG(pcVUI->getColourDescriptionPresentFlag(), "colour_description_present_flag");
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|
331 if (pcVUI->getColourDescriptionPresentFlag())
|
|
|
332 {
|
|
|
333 WRITE_CODE(pcVUI->getColourPrimaries(), 8, "colour_primaries");
|
|
|
334 WRITE_CODE(pcVUI->getTransferCharacteristics(), 8, "transfer_characteristics");
|
|
|
335 WRITE_CODE(pcVUI->getMatrixCoefficients(), 8, "matrix_coefficients");
|
|
|
336 }
|
|
|
337 }
|
|
|
338
|
|
|
339 WRITE_FLAG(pcVUI->getChromaLocInfoPresentFlag(), "chroma_loc_info_present_flag");
|
|
|
340 if (pcVUI->getChromaLocInfoPresentFlag())
|
|
|
341 {
|
|
|
342 WRITE_UVLC(pcVUI->getChromaSampleLocTypeTopField(), "chroma_sample_loc_type_top_field");
|
|
|
343 WRITE_UVLC(pcVUI->getChromaSampleLocTypeBottomField(), "chroma_sample_loc_type_bottom_field");
|
|
|
344 }
|
|
|
345
|
|
|
346 WRITE_FLAG(pcVUI->getNeutralChromaIndicationFlag(), "neutral_chroma_indication_flag");
|
|
|
347 WRITE_FLAG(pcVUI->getFieldSeqFlag(), "field_seq_flag");
|
|
|
348 WRITE_FLAG(pcVUI->getFrameFieldInfoPresentFlag(), "frame_field_info_present_flag");
|
|
|
349
|
|
|
350 Window defaultDisplayWindow = pcVUI->getDefaultDisplayWindow();
|
|
|
351 WRITE_FLAG(defaultDisplayWindow.getWindowEnabledFlag(), "default_display_window_flag");
|
|
|
352 if( defaultDisplayWindow.getWindowEnabledFlag() )
|
|
|
353 {
|
|
|
354 WRITE_UVLC(defaultDisplayWindow.getWindowLeftOffset() / TComSPS::getWinUnitX(pcSPS->getChromaFormatIdc()), "def_disp_win_left_offset");
|
|
|
355 WRITE_UVLC(defaultDisplayWindow.getWindowRightOffset() / TComSPS::getWinUnitX(pcSPS->getChromaFormatIdc()), "def_disp_win_right_offset");
|
|
|
356 WRITE_UVLC(defaultDisplayWindow.getWindowTopOffset() / TComSPS::getWinUnitY(pcSPS->getChromaFormatIdc()), "def_disp_win_top_offset");
|
|
|
357 WRITE_UVLC(defaultDisplayWindow.getWindowBottomOffset()/ TComSPS::getWinUnitY(pcSPS->getChromaFormatIdc()), "def_disp_win_bottom_offset");
|
|
|
358 }
|
|
|
359 TimingInfo *timingInfo = pcVUI->getTimingInfo();
|
|
|
360 WRITE_FLAG(timingInfo->getTimingInfoPresentFlag(), "vui_timing_info_present_flag");
|
|
|
361 if(timingInfo->getTimingInfoPresentFlag())
|
|
|
362 {
|
|
|
363 WRITE_CODE(timingInfo->getNumUnitsInTick(), 32, "vui_num_units_in_tick");
|
|
|
364 WRITE_CODE(timingInfo->getTimeScale(), 32, "vui_time_scale");
|
|
|
365 WRITE_FLAG(timingInfo->getPocProportionalToTimingFlag(), "vui_poc_proportional_to_timing_flag");
|
|
|
366 if(timingInfo->getPocProportionalToTimingFlag())
|
|
|
367 {
|
|
|
368 WRITE_UVLC(timingInfo->getNumTicksPocDiffOneMinus1(), "vui_num_ticks_poc_diff_one_minus1");
|
|
|
369 }
|
|
|
370 WRITE_FLAG(pcVUI->getHrdParametersPresentFlag(), "hrd_parameters_present_flag");
|
|
|
371 if( pcVUI->getHrdParametersPresentFlag() )
|
|
|
372 {
|
|
|
373 codeHrdParameters(pcVUI->getHrdParameters(), 1, pcSPS->getMaxTLayers() - 1 );
|
|
|
374 }
|
|
|
375 }
|
|
|
376
|
|
|
377 WRITE_FLAG(pcVUI->getBitstreamRestrictionFlag(), "bitstream_restriction_flag");
|
|
|
378 if (pcVUI->getBitstreamRestrictionFlag())
|
|
|
379 {
|
|
|
380 WRITE_FLAG(pcVUI->getTilesFixedStructureFlag(), "tiles_fixed_structure_flag");
|
|
|
381 WRITE_FLAG(pcVUI->getMotionVectorsOverPicBoundariesFlag(), "motion_vectors_over_pic_boundaries_flag");
|
|
|
382 WRITE_FLAG(pcVUI->getRestrictedRefPicListsFlag(), "restricted_ref_pic_lists_flag");
|
|
|
383 WRITE_UVLC(pcVUI->getMinSpatialSegmentationIdc(), "min_spatial_segmentation_idc");
|
|
|
384 WRITE_UVLC(pcVUI->getMaxBytesPerPicDenom(), "max_bytes_per_pic_denom");
|
|
|
385 WRITE_UVLC(pcVUI->getMaxBitsPerMinCuDenom(), "max_bits_per_mincu_denom");
|
|
|
386 WRITE_UVLC(pcVUI->getLog2MaxMvLengthHorizontal(), "log2_max_mv_length_horizontal");
|
|
|
387 WRITE_UVLC(pcVUI->getLog2MaxMvLengthVertical(), "log2_max_mv_length_vertical");
|
|
|
388 }
|
|
|
389 }
|
|
|
390
|
|
|
391 Void TEncCavlc::codeHrdParameters( TComHRD *hrd, Bool commonInfPresentFlag, UInt maxNumSubLayersMinus1 )
|
|
|
392 {
|
|
|
393 if( commonInfPresentFlag )
|
|
|
394 {
|
|
|
395 WRITE_FLAG( hrd->getNalHrdParametersPresentFlag() ? 1 : 0 , "nal_hrd_parameters_present_flag" );
|
|
|
396 WRITE_FLAG( hrd->getVclHrdParametersPresentFlag() ? 1 : 0 , "vcl_hrd_parameters_present_flag" );
|
|
|
397 if( hrd->getNalHrdParametersPresentFlag() || hrd->getVclHrdParametersPresentFlag() )
|
|
|
398 {
|
|
|
399 WRITE_FLAG( hrd->getSubPicCpbParamsPresentFlag() ? 1 : 0, "sub_pic_cpb_params_present_flag" );
|
|
|
400 if( hrd->getSubPicCpbParamsPresentFlag() )
|
|
|
401 {
|
|
|
402 WRITE_CODE( hrd->getTickDivisorMinus2(), 8, "tick_divisor_minus2" );
|
|
|
403 WRITE_CODE( hrd->getDuCpbRemovalDelayLengthMinus1(), 5, "du_cpb_removal_delay_length_minus1" );
|
|
|
404 WRITE_FLAG( hrd->getSubPicCpbParamsInPicTimingSEIFlag() ? 1 : 0, "sub_pic_cpb_params_in_pic_timing_sei_flag" );
|
|
|
405 WRITE_CODE( hrd->getDpbOutputDelayDuLengthMinus1(), 5, "dpb_output_delay_du_length_minus1" );
|
|
|
406 }
|
|
|
407 WRITE_CODE( hrd->getBitRateScale(), 4, "bit_rate_scale" );
|
|
|
408 WRITE_CODE( hrd->getCpbSizeScale(), 4, "cpb_size_scale" );
|
|
|
409 if( hrd->getSubPicCpbParamsPresentFlag() )
|
|
|
410 {
|
|
|
411 WRITE_CODE( hrd->getDuCpbSizeScale(), 4, "du_cpb_size_scale" );
|
|
|
412 }
|
|
|
413 WRITE_CODE( hrd->getInitialCpbRemovalDelayLengthMinus1(), 5, "initial_cpb_removal_delay_length_minus1" );
|
|
|
414 WRITE_CODE( hrd->getCpbRemovalDelayLengthMinus1(), 5, "au_cpb_removal_delay_length_minus1" );
|
|
|
415 WRITE_CODE( hrd->getDpbOutputDelayLengthMinus1(), 5, "dpb_output_delay_length_minus1" );
|
|
|
416 }
|
|
|
417 }
|
|
|
418 Int i, j, nalOrVcl;
|
|
|
419 for( i = 0; i <= maxNumSubLayersMinus1; i ++ )
|
|
|
420 {
|
|
|
421 WRITE_FLAG( hrd->getFixedPicRateFlag( i ) ? 1 : 0, "fixed_pic_rate_general_flag");
|
|
|
422 if( !hrd->getFixedPicRateFlag( i ) )
|
|
|
423 {
|
|
|
424 WRITE_FLAG( hrd->getFixedPicRateWithinCvsFlag( i ) ? 1 : 0, "fixed_pic_rate_within_cvs_flag");
|
|
|
425 }
|
|
|
426 else
|
|
|
427 {
|
|
|
428 hrd->setFixedPicRateWithinCvsFlag( i, true );
|
|
|
429 }
|
|
|
430 if( hrd->getFixedPicRateWithinCvsFlag( i ) )
|
|
|
431 {
|
|
|
432 WRITE_UVLC( hrd->getPicDurationInTcMinus1( i ), "elemental_duration_in_tc_minus1");
|
|
|
433 }
|
|
|
434 else
|
|
|
435 {
|
|
|
436 WRITE_FLAG( hrd->getLowDelayHrdFlag( i ) ? 1 : 0, "low_delay_hrd_flag");
|
|
|
437 }
|
|
|
438 if (!hrd->getLowDelayHrdFlag( i ))
|
|
|
439 {
|
|
|
440 WRITE_UVLC( hrd->getCpbCntMinus1( i ), "cpb_cnt_minus1");
|
|
|
441 }
|
|
|
442
|
|
|
443 for( nalOrVcl = 0; nalOrVcl < 2; nalOrVcl ++ )
|
|
|
444 {
|
|
|
445 if( ( ( nalOrVcl == 0 ) && ( hrd->getNalHrdParametersPresentFlag() ) ) ||
|
|
|
446 ( ( nalOrVcl == 1 ) && ( hrd->getVclHrdParametersPresentFlag() ) ) )
|
|
|
447 {
|
|
|
448 for( j = 0; j <= ( hrd->getCpbCntMinus1( i ) ); j ++ )
|
|
|
449 {
|
|
|
450 WRITE_UVLC( hrd->getBitRateValueMinus1( i, j, nalOrVcl ), "bit_rate_value_minus1");
|
|
|
451 WRITE_UVLC( hrd->getCpbSizeValueMinus1( i, j, nalOrVcl ), "cpb_size_value_minus1");
|
|
|
452 if( hrd->getSubPicCpbParamsPresentFlag() )
|
|
|
453 {
|
|
|
454 WRITE_UVLC( hrd->getDuCpbSizeValueMinus1( i, j, nalOrVcl ), "cpb_size_du_value_minus1");
|
|
|
455 WRITE_UVLC( hrd->getDuBitRateValueMinus1( i, j, nalOrVcl ), "bit_rate_du_value_minus1");
|
|
|
456 }
|
|
|
457 WRITE_FLAG( hrd->getCbrFlag( i, j, nalOrVcl ) ? 1 : 0, "cbr_flag");
|
|
|
458 }
|
|
|
459 }
|
|
|
460 }
|
|
|
461 }
|
|
|
462 }
|
|
|
463
|
|
|
464 Void TEncCavlc::codeSPS( TComSPS* pcSPS )
|
|
|
465 {
|
|
|
466
|
|
|
467 const ChromaFormat format = pcSPS->getChromaFormatIdc();
|
|
|
468 const Bool chromaEnabled = isChromaEnabled(format);
|
|
|
469
|
|
|
470 #if ENC_DEC_TRACE
|
|
|
471 xTraceSPSHeader (pcSPS);
|
|
|
472 #endif
|
|
|
473 WRITE_CODE( pcSPS->getVPSId (), 4, "sps_video_parameter_set_id" );
|
|
|
474 WRITE_CODE( pcSPS->getMaxTLayers() - 1, 3, "sps_max_sub_layers_minus1" );
|
|
|
475 WRITE_FLAG( pcSPS->getTemporalIdNestingFlag() ? 1 : 0, "sps_temporal_id_nesting_flag" );
|
|
|
476 codePTL(pcSPS->getPTL(), 1, pcSPS->getMaxTLayers() - 1);
|
|
|
477 WRITE_UVLC( pcSPS->getSPSId (), "sps_seq_parameter_set_id" );
|
|
|
478 WRITE_UVLC( Int(pcSPS->getChromaFormatIdc ()), "chroma_format_idc" );
|
|
|
479 if( format == CHROMA_444 )
|
|
|
480 {
|
|
|
481 WRITE_FLAG( 0, "separate_colour_plane_flag");
|
|
|
482 }
|
|
|
483
|
|
|
484 WRITE_UVLC( pcSPS->getPicWidthInLumaSamples (), "pic_width_in_luma_samples" );
|
|
|
485 WRITE_UVLC( pcSPS->getPicHeightInLumaSamples(), "pic_height_in_luma_samples" );
|
|
|
486 Window conf = pcSPS->getConformanceWindow();
|
|
|
487
|
|
|
488 WRITE_FLAG( conf.getWindowEnabledFlag(), "conformance_window_flag" );
|
|
|
489 if (conf.getWindowEnabledFlag())
|
|
|
490 {
|
|
|
491 WRITE_UVLC( conf.getWindowLeftOffset() / TComSPS::getWinUnitX(pcSPS->getChromaFormatIdc() ), "conf_win_left_offset" );
|
|
|
492 WRITE_UVLC( conf.getWindowRightOffset() / TComSPS::getWinUnitX(pcSPS->getChromaFormatIdc() ), "conf_win_right_offset" );
|
|
|
493 WRITE_UVLC( conf.getWindowTopOffset() / TComSPS::getWinUnitY(pcSPS->getChromaFormatIdc() ), "conf_win_top_offset" );
|
|
|
494 WRITE_UVLC( conf.getWindowBottomOffset() / TComSPS::getWinUnitY(pcSPS->getChromaFormatIdc() ), "conf_win_bottom_offset" );
|
|
|
495 }
|
|
|
496
|
|
|
497 WRITE_UVLC( pcSPS->getBitDepth(CHANNEL_TYPE_LUMA) - 8, "bit_depth_luma_minus8" );
|
|
|
498
|
|
|
499 WRITE_UVLC( chromaEnabled ? (pcSPS->getBitDepth(CHANNEL_TYPE_CHROMA) - 8):0, "bit_depth_chroma_minus8" );
|
|
|
500
|
|
|
501 WRITE_UVLC( pcSPS->getBitsForPOC()-4, "log2_max_pic_order_cnt_lsb_minus4" );
|
|
|
502
|
|
|
503 const Bool subLayerOrderingInfoPresentFlag = 1;
|
|
|
504 WRITE_FLAG(subLayerOrderingInfoPresentFlag, "sps_sub_layer_ordering_info_present_flag");
|
|
|
505 for(UInt i=0; i <= pcSPS->getMaxTLayers()-1; i++)
|
|
|
506 {
|
|
|
507 WRITE_UVLC( pcSPS->getMaxDecPicBuffering(i) - 1, "sps_max_dec_pic_buffering_minus1[i]" );
|
|
|
508 WRITE_UVLC( pcSPS->getNumReorderPics(i), "sps_num_reorder_pics[i]" );
|
|
|
509 WRITE_UVLC( pcSPS->getMaxLatencyIncrease(i), "sps_max_latency_increase_plus1[i]" );
|
|
|
510 if (!subLayerOrderingInfoPresentFlag)
|
|
|
511 {
|
|
|
512 break;
|
|
|
513 }
|
|
|
514 }
|
|
|
515 assert( pcSPS->getMaxCUWidth() == pcSPS->getMaxCUHeight() );
|
|
|
516
|
|
|
517 WRITE_UVLC( pcSPS->getLog2MinCodingBlockSize() - 3, "log2_min_coding_block_size_minus3" );
|
|
|
518 WRITE_UVLC( pcSPS->getLog2DiffMaxMinCodingBlockSize(), "log2_diff_max_min_coding_block_size" );
|
|
|
519 WRITE_UVLC( pcSPS->getQuadtreeTULog2MinSize() - 2, "log2_min_transform_block_size_minus2" );
|
|
|
520 WRITE_UVLC( pcSPS->getQuadtreeTULog2MaxSize() - pcSPS->getQuadtreeTULog2MinSize(), "log2_diff_max_min_transform_block_size" );
|
|
|
521 WRITE_UVLC( pcSPS->getQuadtreeTUMaxDepthInter() - 1, "max_transform_hierarchy_depth_inter" );
|
|
|
522 WRITE_UVLC( pcSPS->getQuadtreeTUMaxDepthIntra() - 1, "max_transform_hierarchy_depth_intra" );
|
|
|
523 WRITE_FLAG( pcSPS->getScalingListFlag() ? 1 : 0, "scaling_list_enabled_flag" );
|
|
|
524 if(pcSPS->getScalingListFlag())
|
|
|
525 {
|
|
|
526 WRITE_FLAG( pcSPS->getScalingListPresentFlag() ? 1 : 0, "sps_scaling_list_data_present_flag" );
|
|
|
527 if(pcSPS->getScalingListPresentFlag())
|
|
|
528 {
|
|
|
529 codeScalingList( m_pcSlice->getScalingList() );
|
|
|
530 }
|
|
|
531 }
|
|
|
532 WRITE_FLAG( pcSPS->getUseAMP() ? 1 : 0, "amp_enabled_flag" );
|
|
|
533 WRITE_FLAG( pcSPS->getUseSAO() ? 1 : 0, "sample_adaptive_offset_enabled_flag");
|
|
|
534
|
|
|
535 WRITE_FLAG( pcSPS->getUsePCM() ? 1 : 0, "pcm_enabled_flag");
|
|
|
536 if( pcSPS->getUsePCM() )
|
|
|
537 {
|
|
|
538 WRITE_CODE( pcSPS->getPCMBitDepth(CHANNEL_TYPE_LUMA) - 1, 4, "pcm_sample_bit_depth_luma_minus1" );
|
|
|
539 WRITE_CODE( chromaEnabled ? (pcSPS->getPCMBitDepth(CHANNEL_TYPE_CHROMA) - 1) : 0, 4, "pcm_sample_bit_depth_chroma_minus1" );
|
|
|
540 WRITE_UVLC( pcSPS->getPCMLog2MinSize() - 3, "log2_min_pcm_luma_coding_block_size_minus3" );
|
|
|
541 WRITE_UVLC( pcSPS->getPCMLog2MaxSize() - pcSPS->getPCMLog2MinSize(), "log2_diff_max_min_pcm_luma_coding_block_size" );
|
|
|
542 WRITE_FLAG( pcSPS->getPCMFilterDisableFlag()?1 : 0, "pcm_loop_filter_disable_flag");
|
|
|
543 }
|
|
|
544
|
|
|
545 assert( pcSPS->getMaxTLayers() > 0 );
|
|
|
546
|
|
|
547 TComRPSList* rpsList = pcSPS->getRPSList();
|
|
|
548 TComReferencePictureSet* rps;
|
|
|
549
|
|
|
550 #if SRPS_IN_SLICE
|
|
|
551 WRITE_UVLC(0, "num_short_term_ref_pic_sets" );
|
|
|
552 #else
|
|
|
553 WRITE_UVLC(rpsList->getNumberOfReferencePictureSets(), "num_short_term_ref_pic_sets" );
|
|
|
554 for(Int i=0; i < rpsList->getNumberOfReferencePictureSets(); i++)
|
|
|
555 {
|
|
|
556 rps = rpsList->getReferencePictureSet(i);
|
|
|
557 codeShortTermRefPicSet(pcSPS,rps,false, i);
|
|
|
558 }
|
|
|
559 #endif
|
|
|
560 WRITE_FLAG( pcSPS->getLongTermRefsPresent() ? 1 : 0, "long_term_ref_pics_present_flag" );
|
|
|
561 if (pcSPS->getLongTermRefsPresent())
|
|
|
562 {
|
|
|
563 WRITE_UVLC(pcSPS->getNumLongTermRefPicSPS(), "num_long_term_ref_pic_sps" );
|
|
|
564 for (UInt k = 0; k < pcSPS->getNumLongTermRefPicSPS(); k++)
|
|
|
565 {
|
|
|
566 WRITE_CODE( pcSPS->getLtRefPicPocLsbSps(k), pcSPS->getBitsForPOC(), "lt_ref_pic_poc_lsb_sps");
|
|
|
567 WRITE_FLAG( pcSPS->getUsedByCurrPicLtSPSFlag(k), "used_by_curr_pic_lt_sps_flag");
|
|
|
568 }
|
|
|
569 }
|
|
|
570 WRITE_FLAG( pcSPS->getTMVPFlagsPresent() ? 1 : 0, "sps_temporal_mvp_enable_flag" );
|
|
|
571
|
|
|
572 WRITE_FLAG( pcSPS->getUseStrongIntraSmoothing(), "sps_strong_intra_smoothing_enable_flag" );
|
|
|
573
|
|
|
574 WRITE_FLAG( pcSPS->getVuiParametersPresentFlag(), "vui_parameters_present_flag" );
|
|
|
575 if (pcSPS->getVuiParametersPresentFlag())
|
|
|
576 {
|
|
|
577 codeVUI(pcSPS->getVuiParameters(), pcSPS);
|
|
|
578 }
|
|
|
579
|
|
|
580 Bool sps_extension_present_flag=false;
|
|
|
581 Bool sps_extension_flags[NUM_SPS_EXTENSION_FLAGS]={false};
|
|
|
582
|
|
|
583 sps_extension_flags[SPS_EXT__REXT] = (
|
|
|
584 pcSPS->getUseResidualRotation()
|
|
|
585 || pcSPS->getUseSingleSignificanceMapContext()
|
|
|
586 || pcSPS->getUseResidualDPCM(RDPCM_SIGNAL_IMPLICIT)
|
|
|
587 || pcSPS->getUseResidualDPCM(RDPCM_SIGNAL_EXPLICIT)
|
|
|
588 || pcSPS->getUseExtendedPrecision()
|
|
|
589 || pcSPS->getDisableIntraReferenceSmoothing()
|
|
|
590 || pcSPS->getUseHighPrecisionPredictionWeighting()
|
|
|
591 || pcSPS->getUseGolombRiceParameterAdaptation()
|
|
|
592 || pcSPS->getAlignCABACBeforeBypass()
|
|
|
593 );
|
|
|
594
|
|
|
595 // Other SPS extension flags checked here.
|
|
|
596
|
|
|
597 for(Int i=0; i<NUM_SPS_EXTENSION_FLAGS; i++)
|
|
|
598 {
|
|
|
599 sps_extension_present_flag|=sps_extension_flags[i];
|
|
|
600 }
|
|
|
601
|
|
|
602 WRITE_FLAG( (sps_extension_present_flag?1:0), "sps_extension_present_flag" );
|
|
|
603
|
|
|
604 if (sps_extension_present_flag)
|
|
|
605 {
|
|
|
606 for(Int i=0; i<NUM_SPS_EXTENSION_FLAGS; i++)
|
|
|
607 {
|
|
|
608 WRITE_FLAG( sps_extension_flags[i]?1:0, "sps_extension_flag[]" );
|
|
|
609 }
|
|
|
610
|
|
|
611 for(Int i=0; i<NUM_SPS_EXTENSION_FLAGS; i++) // loop used so that the order is determined by the enum.
|
|
|
612 {
|
|
|
613 if (sps_extension_flags[i])
|
|
|
614 {
|
|
|
615 switch (SPSExtensionFlagIndex(i))
|
|
|
616 {
|
|
|
617 case SPS_EXT__REXT:
|
|
|
618
|
|
|
619 WRITE_FLAG( (pcSPS->getUseResidualRotation() ? 1 : 0), "transform_skip_rotation_enabled_flag");
|
|
|
620 WRITE_FLAG( (pcSPS->getUseSingleSignificanceMapContext() ? 1 : 0), "transform_skip_context_enabled_flag");
|
|
|
621 WRITE_FLAG( (pcSPS->getUseResidualDPCM(RDPCM_SIGNAL_IMPLICIT) ? 1 : 0), "residual_dpcm_implicit_enabled_flag" );
|
|
|
622 WRITE_FLAG( (pcSPS->getUseResidualDPCM(RDPCM_SIGNAL_EXPLICIT) ? 1 : 0), "residual_dpcm_explicit_enabled_flag" );
|
|
|
623 WRITE_FLAG( (pcSPS->getUseExtendedPrecision() ? 1 : 0), "extended_precision_processing_flag" );
|
|
|
624 WRITE_FLAG( (pcSPS->getDisableIntraReferenceSmoothing() ? 1 : 0), "intra_smoothing_disabled_flag" );
|
|
|
625 WRITE_FLAG( (pcSPS->getUseHighPrecisionPredictionWeighting() ? 1 : 0), "high_precision_prediction_weighting_flag" );
|
|
|
626 WRITE_FLAG( (pcSPS->getUseGolombRiceParameterAdaptation() ? 1 : 0), "golomb_rice_parameter_adaptation_flag" );
|
|
|
627 WRITE_FLAG( (pcSPS->getAlignCABACBeforeBypass() ? 1 : 0), "cabac_bypass_alignment_enabled_flag" );
|
|
|
628 break;
|
|
|
629 default:
|
|
|
630 assert(sps_extension_flags[i]==false); // Should never get here with an active SPS extension flag.
|
|
|
631 break;
|
|
|
632 }
|
|
|
633 }
|
|
|
634 }
|
|
|
635 }
|
|
|
636 }
|
|
|
637
|
|
|
638 Void TEncCavlc::codeVPS( TComVPS* pcVPS )
|
|
|
639 {
|
|
|
640 WRITE_CODE( pcVPS->getVPSId(), 4, "vps_video_parameter_set_id" );
|
|
|
641 WRITE_CODE( 3, 2, "vps_reserved_three_2bits" );
|
|
|
642 WRITE_CODE( 0, 6, "vps_reserved_zero_6bits" );
|
|
|
643 WRITE_CODE( pcVPS->getMaxTLayers() - 1, 3, "vps_max_sub_layers_minus1" );
|
|
|
644 WRITE_FLAG( pcVPS->getTemporalNestingFlag(), "vps_temporal_id_nesting_flag" );
|
|
|
645 assert (pcVPS->getMaxTLayers()>1||pcVPS->getTemporalNestingFlag());
|
|
|
646 WRITE_CODE( 0xffff, 16, "vps_reserved_ffff_16bits" );
|
|
|
647 codePTL( pcVPS->getPTL(), true, pcVPS->getMaxTLayers() - 1 );
|
|
|
648 const Bool subLayerOrderingInfoPresentFlag = 1;
|
|
|
649 WRITE_FLAG(subLayerOrderingInfoPresentFlag, "vps_sub_layer_ordering_info_present_flag");
|
|
|
650 for(UInt i=0; i <= pcVPS->getMaxTLayers()-1; i++)
|
|
|
651 {
|
|
|
652 WRITE_UVLC( pcVPS->getMaxDecPicBuffering(i) - 1, "vps_max_dec_pic_buffering_minus1[i]" );
|
|
|
653 WRITE_UVLC( pcVPS->getNumReorderPics(i), "vps_num_reorder_pics[i]" );
|
|
|
654 WRITE_UVLC( pcVPS->getMaxLatencyIncrease(i), "vps_max_latency_increase_plus1[i]" );
|
|
|
655 if (!subLayerOrderingInfoPresentFlag)
|
|
|
656 {
|
|
|
657 break;
|
|
|
658 }
|
|
|
659 }
|
|
|
660
|
|
|
661 assert( pcVPS->getNumHrdParameters() <= MAX_VPS_NUM_HRD_PARAMETERS );
|
|
|
662 assert( pcVPS->getMaxNuhReservedZeroLayerId() < MAX_VPS_NUH_RESERVED_ZERO_LAYER_ID_PLUS1 );
|
|
|
663 WRITE_CODE( pcVPS->getMaxNuhReservedZeroLayerId(), 6, "vps_max_nuh_reserved_zero_layer_id" );
|
|
|
664 pcVPS->setMaxOpSets(1);
|
|
|
665 WRITE_UVLC( pcVPS->getMaxOpSets() - 1, "vps_max_op_sets_minus1" );
|
|
|
666 for( UInt opsIdx = 1; opsIdx <= ( pcVPS->getMaxOpSets() - 1 ); opsIdx ++ )
|
|
|
667 {
|
|
|
668 // Operation point set
|
|
|
669 for( UInt i = 0; i <= pcVPS->getMaxNuhReservedZeroLayerId(); i ++ )
|
|
|
670 {
|
|
|
671 // Only applicable for version 1
|
|
|
672 pcVPS->setLayerIdIncludedFlag( true, opsIdx, i );
|
|
|
673 WRITE_FLAG( pcVPS->getLayerIdIncludedFlag( opsIdx, i ) ? 1 : 0, "layer_id_included_flag[opsIdx][i]" );
|
|
|
674 }
|
|
|
675 }
|
|
|
676 TimingInfo *timingInfo = pcVPS->getTimingInfo();
|
|
|
677 WRITE_FLAG(timingInfo->getTimingInfoPresentFlag(), "vps_timing_info_present_flag");
|
|
|
678 if(timingInfo->getTimingInfoPresentFlag())
|
|
|
679 {
|
|
|
680 WRITE_CODE(timingInfo->getNumUnitsInTick(), 32, "vps_num_units_in_tick");
|
|
|
681 WRITE_CODE(timingInfo->getTimeScale(), 32, "vps_time_scale");
|
|
|
682 WRITE_FLAG(timingInfo->getPocProportionalToTimingFlag(), "vps_poc_proportional_to_timing_flag");
|
|
|
683 if(timingInfo->getPocProportionalToTimingFlag())
|
|
|
684 {
|
|
|
685 WRITE_UVLC(timingInfo->getNumTicksPocDiffOneMinus1(), "vps_num_ticks_poc_diff_one_minus1");
|
|
|
686 }
|
|
|
687 pcVPS->setNumHrdParameters( 0 );
|
|
|
688 WRITE_UVLC( pcVPS->getNumHrdParameters(), "vps_num_hrd_parameters" );
|
|
|
689
|
|
|
690 if( pcVPS->getNumHrdParameters() > 0 )
|
|
|
691 {
|
|
|
692 pcVPS->createHrdParamBuffer();
|
|
|
693 }
|
|
|
694 for( UInt i = 0; i < pcVPS->getNumHrdParameters(); i ++ )
|
|
|
695 {
|
|
|
696 // Only applicable for version 1
|
|
|
697 pcVPS->setHrdOpSetIdx( 0, i );
|
|
|
698 WRITE_UVLC( pcVPS->getHrdOpSetIdx( i ), "hrd_op_set_idx" );
|
|
|
699 if( i > 0 )
|
|
|
700 {
|
|
|
701 WRITE_FLAG( pcVPS->getCprmsPresentFlag( i ) ? 1 : 0, "cprms_present_flag[i]" );
|
|
|
702 }
|
|
|
703 codeHrdParameters(pcVPS->getHrdParameters(i), pcVPS->getCprmsPresentFlag( i ), pcVPS->getMaxTLayers() - 1);
|
|
|
704 }
|
|
|
705 }
|
|
|
706 WRITE_FLAG( 0, "vps_extension_flag" );
|
|
|
707
|
|
|
708 //future extensions here..
|
|
|
709
|
|
|
710 return;
|
|
|
711 }
|
|
|
712
|
|
|
713 Void TEncCavlc::codeSliceHeader ( TComSlice* pcSlice )
|
|
|
714 {
|
|
|
715 #if ENC_DEC_TRACE
|
|
|
716 xTraceSliceHeader (pcSlice);
|
|
|
717 #endif
|
|
|
718
|
|
|
719 const ChromaFormat format = pcSlice->getSPS()->getChromaFormatIdc();
|
|
|
720 const UInt numberValidComponents = getNumberValidComponents(format);
|
|
|
721 const Bool chromaEnabled = isChromaEnabled(format);
|
|
|
722
|
|
|
723 //calculate number of bits required for slice address
|
|
|
724 Int maxSliceSegmentAddress = pcSlice->getPic()->getNumberOfCtusInFrame();
|
|
|
725 Int bitsSliceSegmentAddress = 0;
|
|
|
726 while(maxSliceSegmentAddress>(1<<bitsSliceSegmentAddress))
|
|
|
727 {
|
|
|
728 bitsSliceSegmentAddress++;
|
|
|
729 }
|
|
|
730 const Int ctuTsAddress = pcSlice->getSliceSegmentCurStartCtuTsAddr();
|
|
|
731
|
|
|
732 //write slice address
|
|
|
733 const Int sliceSegmentRsAddress = pcSlice->getPic()->getPicSym()->getCtuTsToRsAddrMap(ctuTsAddress);
|
|
|
734
|
|
|
735 WRITE_FLAG( sliceSegmentRsAddress==0, "first_slice_segment_in_pic_flag" );
|
|
|
736 if ( pcSlice->getRapPicFlag() )
|
|
|
737 {
|
|
|
738 WRITE_FLAG( pcSlice->getNoOutputPriorPicsFlag() ? 1 : 0, "no_output_of_prior_pics_flag" );
|
|
|
739 }
|
|
|
740 WRITE_UVLC( pcSlice->getPPS()->getPPSId(), "slice_pic_parameter_set_id" );
|
|
|
741 if ( pcSlice->getPPS()->getDependentSliceSegmentsEnabledFlag() && (sliceSegmentRsAddress!=0) )
|
|
|
742 {
|
|
|
743 WRITE_FLAG( pcSlice->getDependentSliceSegmentFlag() ? 1 : 0, "dependent_slice_segment_flag" );
|
|
|
744 }
|
|
|
745 if(sliceSegmentRsAddress>0)
|
|
|
746 {
|
|
|
747 WRITE_CODE( sliceSegmentRsAddress, bitsSliceSegmentAddress, "slice_segment_address" );
|
|
|
748 }
|
|
|
749 if ( !pcSlice->getDependentSliceSegmentFlag() )
|
|
|
750 {
|
|
|
751 for (Int i = 0; i < pcSlice->getPPS()->getNumExtraSliceHeaderBits(); i++)
|
|
|
752 {
|
|
|
753 assert(!!"slice_reserved_undetermined_flag[]");
|
|
|
754 WRITE_FLAG(0, "slice_reserved_undetermined_flag[]");
|
|
|
755 }
|
|
|
756
|
|
|
757 WRITE_UVLC( pcSlice->getSliceType(), "slice_type" );
|
|
|
758
|
|
|
759 if( pcSlice->getPPS()->getOutputFlagPresentFlag() )
|
|
|
760 {
|
|
|
761 WRITE_FLAG( pcSlice->getPicOutputFlag() ? 1 : 0, "pic_output_flag" );
|
|
|
762 }
|
|
|
763
|
|
|
764 if( !pcSlice->getIdrPicFlag() )
|
|
|
765 {
|
|
|
766 Int picOrderCntLSB = (pcSlice->getPOC()-pcSlice->getLastIDR()+(1<<pcSlice->getSPS()->getBitsForPOC())) & ((1<<pcSlice->getSPS()->getBitsForPOC())-1);
|
|
|
767 WRITE_CODE( picOrderCntLSB, pcSlice->getSPS()->getBitsForPOC(), "pic_order_cnt_lsb");
|
|
|
768 TComReferencePictureSet* rps = pcSlice->getRPS();
|
|
|
769
|
|
|
770 // check for bitstream restriction stating that:
|
|
|
771 // If the current picture is a BLA or CRA picture, the value of NumPocTotalCurr shall be equal to 0.
|
|
|
772 // Ideally this process should not be repeated for each slice in a picture
|
|
|
773 if (pcSlice->isIRAP())
|
|
|
774 {
|
|
|
775 for (Int picIdx = 0; picIdx < rps->getNumberOfPictures(); picIdx++)
|
|
|
776 {
|
|
|
777 assert (!rps->getUsed(picIdx));
|
|
|
778 }
|
|
|
779 }
|
|
|
780
|
|
|
781 #if SRPS_IN_SLICE
|
|
|
782 {
|
|
|
783 WRITE_FLAG( 0, "short_term_ref_pic_set_sps_flag");
|
|
|
784 codeShortTermRefPicSet(pcSlice->getSPS(), rps, true, 0);
|
|
|
785 }
|
|
|
786 #else
|
|
|
787 if(pcSlice->getRPSidx() < 0)
|
|
|
788 {
|
|
|
789 WRITE_FLAG( 0, "short_term_ref_pic_set_sps_flag");
|
|
|
790 codeShortTermRefPicSet(pcSlice->getSPS(), rps, true, pcSlice->getSPS()->getRPSList()->getNumberOfReferencePictureSets());
|
|
|
791 }
|
|
|
792 else
|
|
|
793 {
|
|
|
794 WRITE_FLAG( 1, "short_term_ref_pic_set_sps_flag");
|
|
|
795 Int numBits = 0;
|
|
|
796 while ((1 << numBits) < pcSlice->getSPS()->getRPSList()->getNumberOfReferencePictureSets())
|
|
|
797 {
|
|
|
798 numBits++;
|
|
|
799 }
|
|
|
800 if (numBits > 0)
|
|
|
801 {
|
|
|
802 WRITE_CODE( pcSlice->getRPSidx(), numBits, "short_term_ref_pic_set_idx" );
|
|
|
803 }
|
|
|
804 }
|
|
|
805 #endif
|
|
|
806 if(pcSlice->getSPS()->getLongTermRefsPresent())
|
|
|
807 {
|
|
|
808 Int numLtrpInSH = rps->getNumberOfLongtermPictures();
|
|
|
809 Int ltrpInSPS[MAX_NUM_REF_PICS];
|
|
|
810 Int numLtrpInSPS = 0;
|
|
|
811 UInt ltrpIndex;
|
|
|
812 Int counter = 0;
|
|
|
813 for(Int k = rps->getNumberOfPictures()-1; k > rps->getNumberOfPictures()-rps->getNumberOfLongtermPictures()-1; k--)
|
|
|
814 {
|
|
|
815 if (findMatchingLTRP(pcSlice, <rpIndex, rps->getPOC(k), rps->getUsed(k)))
|
|
|
816 {
|
|
|
817 ltrpInSPS[numLtrpInSPS] = ltrpIndex;
|
|
|
818 numLtrpInSPS++;
|
|
|
819 }
|
|
|
820 else
|
|
|
821 {
|
|
|
822 counter++;
|
|
|
823 }
|
|
|
824 }
|
|
|
825 numLtrpInSH -= numLtrpInSPS;
|
|
|
826
|
|
|
827 Int bitsForLtrpInSPS = 0;
|
|
|
828 while (pcSlice->getSPS()->getNumLongTermRefPicSPS() > (1 << bitsForLtrpInSPS))
|
|
|
829 {
|
|
|
830 bitsForLtrpInSPS++;
|
|
|
831 }
|
|
|
832 if (pcSlice->getSPS()->getNumLongTermRefPicSPS() > 0)
|
|
|
833 {
|
|
|
834 WRITE_UVLC( numLtrpInSPS, "num_long_term_sps");
|
|
|
835 }
|
|
|
836 WRITE_UVLC( numLtrpInSH, "num_long_term_pics");
|
|
|
837 // Note that the LSBs of the LT ref. pic. POCs must be sorted before.
|
|
|
838 // Not sorted here because LT ref indices will be used in setRefPicList()
|
|
|
839 Int prevDeltaMSB = 0, prevLSB = 0;
|
|
|
840 Int offset = rps->getNumberOfNegativePictures() + rps->getNumberOfPositivePictures();
|
|
|
841 for(Int i=rps->getNumberOfPictures()-1 ; i > offset-1; i--)
|
|
|
842 {
|
|
|
843 if (counter < numLtrpInSPS)
|
|
|
844 {
|
|
|
845 if (bitsForLtrpInSPS > 0)
|
|
|
846 {
|
|
|
847 WRITE_CODE( ltrpInSPS[counter], bitsForLtrpInSPS, "lt_idx_sps[i]");
|
|
|
848 }
|
|
|
849 }
|
|
|
850 else
|
|
|
851 {
|
|
|
852 WRITE_CODE( rps->getPocLSBLT(i), pcSlice->getSPS()->getBitsForPOC(), "poc_lsb_lt");
|
|
|
853 WRITE_FLAG( rps->getUsed(i), "used_by_curr_pic_lt_flag");
|
|
|
854 }
|
|
|
855 WRITE_FLAG( rps->getDeltaPocMSBPresentFlag(i), "delta_poc_msb_present_flag");
|
|
|
856
|
|
|
857 if(rps->getDeltaPocMSBPresentFlag(i))
|
|
|
858 {
|
|
|
859 Bool deltaFlag = false;
|
|
|
860 // First LTRP from SPS || First LTRP from SH || curr LSB != prev LSB
|
|
|
861 if( (i == rps->getNumberOfPictures()-1) || (i == rps->getNumberOfPictures()-1-numLtrpInSPS) || (rps->getPocLSBLT(i) != prevLSB) )
|
|
|
862 {
|
|
|
863 deltaFlag = true;
|
|
|
864 }
|
|
|
865 if(deltaFlag)
|
|
|
866 {
|
|
|
867 WRITE_UVLC( rps->getDeltaPocMSBCycleLT(i), "delta_poc_msb_cycle_lt[i]" );
|
|
|
868 }
|
|
|
869 else
|
|
|
870 {
|
|
|
871 Int differenceInDeltaMSB = rps->getDeltaPocMSBCycleLT(i) - prevDeltaMSB;
|
|
|
872 assert(differenceInDeltaMSB >= 0);
|
|
|
873 WRITE_UVLC( differenceInDeltaMSB, "delta_poc_msb_cycle_lt[i]" );
|
|
|
874 }
|
|
|
875 prevLSB = rps->getPocLSBLT(i);
|
|
|
876 prevDeltaMSB = rps->getDeltaPocMSBCycleLT(i);
|
|
|
877 }
|
|
|
878 }
|
|
|
879 }
|
|
|
880 if (pcSlice->getSPS()->getTMVPFlagsPresent())
|
|
|
881 {
|
|
|
882 WRITE_FLAG( pcSlice->getEnableTMVPFlag() ? 1 : 0, "slice_temporal_mvp_enable_flag" );
|
|
|
883 }
|
|
|
884 }
|
|
|
885 if(pcSlice->getSPS()->getUseSAO())
|
|
|
886 {
|
|
|
887 WRITE_FLAG( pcSlice->getSaoEnabledFlag(CHANNEL_TYPE_LUMA), "slice_sao_luma_flag" );
|
|
|
888 if (chromaEnabled) WRITE_FLAG( pcSlice->getSaoEnabledFlag(CHANNEL_TYPE_CHROMA), "slice_sao_chroma_flag" );
|
|
|
889 }
|
|
|
890
|
|
|
891 //check if numrefidxes match the defaults. If not, override
|
|
|
892
|
|
|
893 if (!pcSlice->isIntra())
|
|
|
894 {
|
|
|
895 Bool overrideFlag = (pcSlice->getNumRefIdx( REF_PIC_LIST_0 )!=pcSlice->getPPS()->getNumRefIdxL0DefaultActive()||(pcSlice->isInterB()&&pcSlice->getNumRefIdx( REF_PIC_LIST_1 )!=pcSlice->getPPS()->getNumRefIdxL1DefaultActive()));
|
|
|
896 WRITE_FLAG( overrideFlag ? 1 : 0, "num_ref_idx_active_override_flag");
|
|
|
897 if (overrideFlag)
|
|
|
898 {
|
|
|
899 WRITE_UVLC( pcSlice->getNumRefIdx( REF_PIC_LIST_0 ) - 1, "num_ref_idx_l0_active_minus1" );
|
|
|
900 if (pcSlice->isInterB())
|
|
|
901 {
|
|
|
902 WRITE_UVLC( pcSlice->getNumRefIdx( REF_PIC_LIST_1 ) - 1, "num_ref_idx_l1_active_minus1" );
|
|
|
903 }
|
|
|
904 else
|
|
|
905 {
|
|
|
906 pcSlice->setNumRefIdx(REF_PIC_LIST_1, 0);
|
|
|
907 }
|
|
|
908 }
|
|
|
909 }
|
|
|
910 else
|
|
|
911 {
|
|
|
912 pcSlice->setNumRefIdx(REF_PIC_LIST_0, 0);
|
|
|
913 pcSlice->setNumRefIdx(REF_PIC_LIST_1, 0);
|
|
|
914 }
|
|
|
915
|
|
|
916 if( pcSlice->getPPS()->getListsModificationPresentFlag() && pcSlice->getNumRpsCurrTempList() > 1)
|
|
|
917 {
|
|
|
918 TComRefPicListModification* refPicListModification = pcSlice->getRefPicListModification();
|
|
|
919 if(!pcSlice->isIntra())
|
|
|
920 {
|
|
|
921 WRITE_FLAG(pcSlice->getRefPicListModification()->getRefPicListModificationFlagL0() ? 1 : 0, "ref_pic_list_modification_flag_l0" );
|
|
|
922 if (pcSlice->getRefPicListModification()->getRefPicListModificationFlagL0())
|
|
|
923 {
|
|
|
924 Int numRpsCurrTempList0 = pcSlice->getNumRpsCurrTempList();
|
|
|
925 if (numRpsCurrTempList0 > 1)
|
|
|
926 {
|
|
|
927 Int length = 1;
|
|
|
928 numRpsCurrTempList0 --;
|
|
|
929 while ( numRpsCurrTempList0 >>= 1)
|
|
|
930 {
|
|
|
931 length ++;
|
|
|
932 }
|
|
|
933 for(Int i = 0; i < pcSlice->getNumRefIdx( REF_PIC_LIST_0 ); i++)
|
|
|
934 {
|
|
|
935 WRITE_CODE( refPicListModification->getRefPicSetIdxL0(i), length, "list_entry_l0");
|
|
|
936 }
|
|
|
937 }
|
|
|
938 }
|
|
|
939 }
|
|
|
940 if(pcSlice->isInterB())
|
|
|
941 {
|
|
|
942 WRITE_FLAG(pcSlice->getRefPicListModification()->getRefPicListModificationFlagL1() ? 1 : 0, "ref_pic_list_modification_flag_l1" );
|
|
|
943 if (pcSlice->getRefPicListModification()->getRefPicListModificationFlagL1())
|
|
|
944 {
|
|
|
945 Int numRpsCurrTempList1 = pcSlice->getNumRpsCurrTempList();
|
|
|
946 if ( numRpsCurrTempList1 > 1 )
|
|
|
947 {
|
|
|
948 Int length = 1;
|
|
|
949 numRpsCurrTempList1 --;
|
|
|
950 while ( numRpsCurrTempList1 >>= 1)
|
|
|
951 {
|
|
|
952 length ++;
|
|
|
953 }
|
|
|
954 for(Int i = 0; i < pcSlice->getNumRefIdx( REF_PIC_LIST_1 ); i++)
|
|
|
955 {
|
|
|
956 WRITE_CODE( refPicListModification->getRefPicSetIdxL1(i), length, "list_entry_l1");
|
|
|
957 }
|
|
|
958 }
|
|
|
959 }
|
|
|
960 }
|
|
|
961 }
|
|
|
962
|
|
|
963 if (pcSlice->isInterB())
|
|
|
964 {
|
|
|
965 WRITE_FLAG( pcSlice->getMvdL1ZeroFlag() ? 1 : 0, "mvd_l1_zero_flag");
|
|
|
966 }
|
|
|
967
|
|
|
968 if(!pcSlice->isIntra())
|
|
|
969 {
|
|
|
970 if (!pcSlice->isIntra() && pcSlice->getPPS()->getCabacInitPresentFlag())
|
|
|
971 {
|
|
|
972 SliceType sliceType = pcSlice->getSliceType();
|
|
|
973 Int encCABACTableIdx = pcSlice->getPPS()->getEncCABACTableIdx();
|
|
|
974 Bool encCabacInitFlag = (sliceType!=encCABACTableIdx && encCABACTableIdx!=I_SLICE) ? true : false;
|
|
|
975 pcSlice->setCabacInitFlag( encCabacInitFlag );
|
|
|
976 WRITE_FLAG( encCabacInitFlag?1:0, "cabac_init_flag" );
|
|
|
977 }
|
|
|
978 }
|
|
|
979
|
|
|
980 if ( pcSlice->getEnableTMVPFlag() )
|
|
|
981 {
|
|
|
982 if ( pcSlice->getSliceType() == B_SLICE )
|
|
|
983 {
|
|
|
984 WRITE_FLAG( pcSlice->getColFromL0Flag(), "collocated_from_l0_flag" );
|
|
|
985 }
|
|
|
986
|
|
|
987 if ( pcSlice->getSliceType() != I_SLICE &&
|
|
|
988 ((pcSlice->getColFromL0Flag()==1 && pcSlice->getNumRefIdx(REF_PIC_LIST_0)>1)||
|
|
|
989 (pcSlice->getColFromL0Flag()==0 && pcSlice->getNumRefIdx(REF_PIC_LIST_1)>1)))
|
|
|
990 {
|
|
|
991 WRITE_UVLC( pcSlice->getColRefIdx(), "collocated_ref_idx" );
|
|
|
992 }
|
|
|
993 }
|
|
|
994 if ( (pcSlice->getPPS()->getUseWP() && pcSlice->getSliceType()==P_SLICE) || (pcSlice->getPPS()->getWPBiPred() && pcSlice->getSliceType()==B_SLICE) )
|
|
|
995 {
|
|
|
996 xCodePredWeightTable( pcSlice );
|
|
|
997 }
|
|
|
998 assert(pcSlice->getMaxNumMergeCand()<=MRG_MAX_NUM_CANDS);
|
|
|
999 if (!pcSlice->isIntra())
|
|
|
1000 {
|
|
|
1001 WRITE_UVLC(MRG_MAX_NUM_CANDS - pcSlice->getMaxNumMergeCand(), "five_minus_max_num_merge_cand");
|
|
|
1002 }
|
|
|
1003 Int iCode = pcSlice->getSliceQp() - ( pcSlice->getPPS()->getPicInitQPMinus26() + 26 );
|
|
|
1004 WRITE_SVLC( iCode, "slice_qp_delta" );
|
|
|
1005 if (pcSlice->getPPS()->getSliceChromaQpFlag())
|
|
|
1006 {
|
|
|
1007 if (numberValidComponents > COMPONENT_Cb) { WRITE_SVLC( pcSlice->getSliceChromaQpDelta(COMPONENT_Cb), "slice_qp_delta_cb" ); }
|
|
|
1008 if (numberValidComponents > COMPONENT_Cr) { WRITE_SVLC( pcSlice->getSliceChromaQpDelta(COMPONENT_Cr), "slice_qp_delta_cr" ); }
|
|
|
1009 assert(numberValidComponents <= COMPONENT_Cr+1);
|
|
|
1010 }
|
|
|
1011
|
|
|
1012 if (pcSlice->getPPS()->getChromaQpAdjTableSize() > 0)
|
|
|
1013 {
|
|
|
1014 WRITE_FLAG(pcSlice->getUseChromaQpAdj(), "slice_chroma_qp_adjustment_enabled_flag");
|
|
|
1015 }
|
|
|
1016
|
|
|
1017 if (pcSlice->getPPS()->getDeblockingFilterControlPresentFlag())
|
|
|
1018 {
|
|
|
1019 if (pcSlice->getPPS()->getDeblockingFilterOverrideEnabledFlag() )
|
|
|
1020 {
|
|
|
1021 WRITE_FLAG(pcSlice->getDeblockingFilterOverrideFlag(), "deblocking_filter_override_flag");
|
|
|
1022 }
|
|
|
1023 if (pcSlice->getDeblockingFilterOverrideFlag())
|
|
|
1024 {
|
|
|
1025 WRITE_FLAG(pcSlice->getDeblockingFilterDisable(), "slice_disable_deblocking_filter_flag");
|
|
|
1026 if(!pcSlice->getDeblockingFilterDisable())
|
|
|
1027 {
|
|
|
1028 WRITE_SVLC (pcSlice->getDeblockingFilterBetaOffsetDiv2(), "slice_beta_offset_div2");
|
|
|
1029 WRITE_SVLC (pcSlice->getDeblockingFilterTcOffsetDiv2(), "slice_tc_offset_div2");
|
|
|
1030 }
|
|
|
1031 }
|
|
|
1032 }
|
|
|
1033
|
|
|
1034 Bool isSAOEnabled = pcSlice->getSPS()->getUseSAO() && (pcSlice->getSaoEnabledFlag(CHANNEL_TYPE_LUMA) || (chromaEnabled && pcSlice->getSaoEnabledFlag(CHANNEL_TYPE_CHROMA)));
|
|
|
1035 Bool isDBFEnabled = (!pcSlice->getDeblockingFilterDisable());
|
|
|
1036
|
|
|
1037 if(pcSlice->getPPS()->getLoopFilterAcrossSlicesEnabledFlag() && ( isSAOEnabled || isDBFEnabled ))
|
|
|
1038 {
|
|
|
1039 WRITE_FLAG(pcSlice->getLFCrossSliceBoundaryFlag()?1:0, "slice_loop_filter_across_slices_enabled_flag");
|
|
|
1040 }
|
|
|
1041 }
|
|
|
1042 if(pcSlice->getPPS()->getSliceHeaderExtensionPresentFlag())
|
|
|
1043 {
|
|
|
1044 WRITE_UVLC(0,"slice_header_extension_length");
|
|
|
1045 }
|
|
|
1046 }
|
|
|
1047
|
|
|
1048 Void TEncCavlc::codePTL( TComPTL* pcPTL, Bool profilePresentFlag, Int maxNumSubLayersMinus1)
|
|
|
1049 {
|
|
|
1050 if(profilePresentFlag)
|
|
|
1051 {
|
|
|
1052 codeProfileTier(pcPTL->getGeneralPTL()); // general_...
|
|
|
1053 }
|
|
|
1054 WRITE_CODE( Int(pcPTL->getGeneralPTL()->getLevelIdc()), 8, "general_level_idc" );
|
|
|
1055
|
|
|
1056 for (Int i = 0; i < maxNumSubLayersMinus1; i++)
|
|
|
1057 {
|
|
|
1058 if(profilePresentFlag)
|
|
|
1059 {
|
|
|
1060 WRITE_FLAG( pcPTL->getSubLayerProfilePresentFlag(i), "sub_layer_profile_present_flag[i]" );
|
|
|
1061 }
|
|
|
1062
|
|
|
1063 WRITE_FLAG( pcPTL->getSubLayerLevelPresentFlag(i), "sub_layer_level_present_flag[i]" );
|
|
|
1064 }
|
|
|
1065
|
|
|
1066 if (maxNumSubLayersMinus1 > 0)
|
|
|
1067 {
|
|
|
1068 for (Int i = maxNumSubLayersMinus1; i < 8; i++)
|
|
|
1069 {
|
|
|
1070 WRITE_CODE(0, 2, "reserved_zero_2bits");
|
|
|
1071 }
|
|
|
1072 }
|
|
|
1073
|
|
|
1074 for(Int i = 0; i < maxNumSubLayersMinus1; i++)
|
|
|
1075 {
|
|
|
1076 if( profilePresentFlag && pcPTL->getSubLayerProfilePresentFlag(i) )
|
|
|
1077 {
|
|
|
1078 codeProfileTier(pcPTL->getSubLayerPTL(i)); // sub_layer_...
|
|
|
1079 }
|
|
|
1080 if( pcPTL->getSubLayerLevelPresentFlag(i) )
|
|
|
1081 {
|
|
|
1082 WRITE_CODE( Int(pcPTL->getSubLayerPTL(i)->getLevelIdc()), 8, "sub_layer_level_idc[i]" );
|
|
|
1083 }
|
|
|
1084 }
|
|
|
1085 }
|
|
|
1086 Void TEncCavlc::codeProfileTier( ProfileTierLevel* ptl )
|
|
|
1087 {
|
|
|
1088 WRITE_CODE( ptl->getProfileSpace(), 2 , "XXX_profile_space[]");
|
|
|
1089 WRITE_FLAG( ptl->getTierFlag()==Level::HIGH, "XXX_tier_flag[]" );
|
|
|
1090 WRITE_CODE( Int(ptl->getProfileIdc()), 5 , "XXX_profile_idc[]" );
|
|
|
1091 for(Int j = 0; j < 32; j++)
|
|
|
1092 {
|
|
|
1093 WRITE_FLAG( ptl->getProfileCompatibilityFlag(j), "XXX_profile_compatibility_flag[][j]");
|
|
|
1094 }
|
|
|
1095
|
|
|
1096 WRITE_FLAG(ptl->getProgressiveSourceFlag(), "general_progressive_source_flag");
|
|
|
1097 WRITE_FLAG(ptl->getInterlacedSourceFlag(), "general_interlaced_source_flag");
|
|
|
1098 WRITE_FLAG(ptl->getNonPackedConstraintFlag(), "general_non_packed_constraint_flag");
|
|
|
1099 WRITE_FLAG(ptl->getFrameOnlyConstraintFlag(), "general_frame_only_constraint_flag");
|
|
|
1100
|
|
|
1101 if (ptl->getProfileIdc() == Profile::MAINREXT || ptl->getProfileIdc() == Profile::HIGHTHROUGHPUTREXT )
|
|
|
1102 {
|
|
|
1103 const UInt bitDepthConstraint=ptl->getBitDepthConstraint();
|
|
|
1104 WRITE_FLAG(bitDepthConstraint<=12, "general_max_12bit_constraint_flag");
|
|
|
1105 WRITE_FLAG(bitDepthConstraint<=10, "general_max_10bit_constraint_flag");
|
|
|
1106 WRITE_FLAG(bitDepthConstraint<= 8, "general_max_8bit_constraint_flag");
|
|
|
1107 const ChromaFormat chromaFmtConstraint=ptl->getChromaFormatConstraint();
|
|
|
1108 WRITE_FLAG(chromaFmtConstraint==CHROMA_422||chromaFmtConstraint==CHROMA_420||chromaFmtConstraint==CHROMA_400, "general_max_422chroma_constraint_flag");
|
|
|
1109 WRITE_FLAG(chromaFmtConstraint==CHROMA_420||chromaFmtConstraint==CHROMA_400, "general_max_420chroma_constraint_flag");
|
|
|
1110 WRITE_FLAG(chromaFmtConstraint==CHROMA_400, "general_max_monochrome_constraint_flag");
|
|
|
1111 WRITE_FLAG(ptl->getIntraConstraintFlag(), "general_intra_constraint_flag");
|
|
|
1112 WRITE_FLAG(0, "general_one_picture_only_constraint_flag");
|
|
|
1113 WRITE_FLAG(ptl->getLowerBitRateConstraintFlag(), "general_lower_bit_rate_constraint_flag");
|
|
|
1114 WRITE_CODE(0 , 16, "XXX_reserved_zero_35bits[0..15]");
|
|
|
1115 WRITE_CODE(0 , 16, "XXX_reserved_zero_35bits[16..31]");
|
|
|
1116 WRITE_CODE(0 , 3, "XXX_reserved_zero_35bits[32..34]");
|
|
|
1117 }
|
|
|
1118 else
|
|
|
1119 {
|
|
|
1120 WRITE_CODE(0x0000 , 16, "XXX_reserved_zero_44bits[0..15]");
|
|
|
1121 WRITE_CODE(0x0000 , 16, "XXX_reserved_zero_44bits[16..31]");
|
|
|
1122 WRITE_CODE(0x000 , 12, "XXX_reserved_zero_44bits[32..43]");
|
|
|
1123 }
|
|
|
1124 }
|
|
|
1125
|
|
|
1126 /**
|
|
|
1127 - write tiles and wavefront substreams sizes for the slice header.
|
|
|
1128 .
|
|
|
1129 \param pcSlice Where we find the substream size information.
|
|
|
1130 */
|
|
|
1131 Void TEncCavlc::codeTilesWPPEntryPoint( TComSlice* pSlice )
|
|
|
1132 {
|
|
|
1133 if (!pSlice->getPPS()->getTilesEnabledFlag() && !pSlice->getPPS()->getEntropyCodingSyncEnabledFlag())
|
|
|
1134 {
|
|
|
1135 return;
|
|
|
1136 }
|
|
|
1137 UInt maxOffset = 0;
|
|
|
1138 for(Int idx=0; idx<pSlice->getNumberOfSubstreamSizes(); idx++)
|
|
|
1139 {
|
|
|
1140 UInt offset=pSlice->getSubstreamSize(idx);
|
|
|
1141 if ( offset > maxOffset )
|
|
|
1142 {
|
|
|
1143 maxOffset = offset;
|
|
|
1144 }
|
|
|
1145 }
|
|
|
1146
|
|
|
1147 // Determine number of bits "offsetLenMinus1+1" required for entry point information
|
|
|
1148 UInt offsetLenMinus1 = 0;
|
|
|
1149 while (maxOffset >= (1u << (offsetLenMinus1 + 1)))
|
|
|
1150 {
|
|
|
1151 offsetLenMinus1++;
|
|
|
1152 assert(offsetLenMinus1 + 1 < 32);
|
|
|
1153 }
|
|
|
1154
|
|
|
1155 WRITE_UVLC(pSlice->getNumberOfSubstreamSizes(), "num_entry_point_offsets");
|
|
|
1156 if (pSlice->getNumberOfSubstreamSizes()>0)
|
|
|
1157 {
|
|
|
1158 WRITE_UVLC(offsetLenMinus1, "offset_len_minus1");
|
|
|
1159
|
|
|
1160 for (UInt idx=0; idx<pSlice->getNumberOfSubstreamSizes(); idx++)
|
|
|
1161 {
|
|
|
1162 WRITE_CODE(pSlice->getSubstreamSize(idx)-1, offsetLenMinus1+1, "entry_point_offset_minus1");
|
|
|
1163 }
|
|
|
1164 }
|
|
|
1165 }
|
|
|
1166
|
|
|
1167 Void TEncCavlc::codeTerminatingBit ( UInt uilsLast )
|
|
|
1168 {
|
|
|
1169 }
|
|
|
1170
|
|
|
1171 Void TEncCavlc::codeSliceFinish ()
|
|
|
1172 {
|
|
|
1173 }
|
|
|
1174
|
|
|
1175 Void TEncCavlc::codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
|
|
|
1176 {
|
|
|
1177 assert(0);
|
|
|
1178 }
|
|
|
1179
|
|
|
1180 Void TEncCavlc::codePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
|
|
|
1181 {
|
|
|
1182 assert(0);
|
|
|
1183 }
|
|
|
1184
|
|
|
1185 Void TEncCavlc::codePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx )
|
|
|
1186 {
|
|
|
1187 assert(0);
|
|
|
1188 }
|
|
|
1189
|
|
|
1190 Void TEncCavlc::codeMergeFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx )
|
|
|
1191 {
|
|
|
1192 assert(0);
|
|
|
1193 }
|
|
|
1194
|
|
|
1195 Void TEncCavlc::codeMergeIndex ( TComDataCU* pcCU, UInt uiAbsPartIdx )
|
|
|
1196 {
|
|
|
1197 assert(0);
|
|
|
1198 }
|
|
|
1199
|
|
|
1200 Void TEncCavlc::codeInterModeFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiEncMode )
|
|
|
1201 {
|
|
|
1202 assert(0);
|
|
|
1203 }
|
|
|
1204
|
|
|
1205 Void TEncCavlc::codeCUTransquantBypassFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
|
|
|
1206 {
|
|
|
1207 assert(0);
|
|
|
1208 }
|
|
|
1209
|
|
|
1210 Void TEncCavlc::codeSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
|
|
|
1211 {
|
|
|
1212 assert(0);
|
|
|
1213 }
|
|
|
1214
|
|
|
1215 Void TEncCavlc::codeSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
|
|
|
1216 {
|
|
|
1217 assert(0);
|
|
|
1218 }
|
|
|
1219
|
|
|
1220 Void TEncCavlc::codeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx )
|
|
|
1221 {
|
|
|
1222 assert(0);
|
|
|
1223 }
|
|
|
1224
|
|
|
1225 Void TEncCavlc::codeQtCbf( TComTU &rTu, const ComponentID compID, const Bool lowestLevel )
|
|
|
1226 {
|
|
|
1227 assert(0);
|
|
|
1228 }
|
|
|
1229
|
|
|
1230 Void TEncCavlc::codeQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx )
|
|
|
1231 {
|
|
|
1232 assert(0);
|
|
|
1233 }
|
|
|
1234
|
|
|
1235 Void TEncCavlc::codeQtCbfZero( TComTU &rTu, const ChannelType chType )
|
|
|
1236 {
|
|
|
1237 assert(0);
|
|
|
1238 }
|
|
|
1239 Void TEncCavlc::codeQtRootCbfZero( TComDataCU* pcCU )
|
|
|
1240 {
|
|
|
1241 assert(0);
|
|
|
1242 }
|
|
|
1243
|
|
|
1244 Void TEncCavlc::codeTransformSkipFlags (TComTU &rTu, ComponentID component )
|
|
|
1245 {
|
|
|
1246 assert(0);
|
|
|
1247 }
|
|
|
1248
|
|
|
1249 /** Code I_PCM information.
|
|
|
1250 * \param pcCU pointer to CU
|
|
|
1251 * \param uiAbsPartIdx CU index
|
|
|
1252 * \returns Void
|
|
|
1253 */
|
|
|
1254 Void TEncCavlc::codeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
|
|
|
1255 {
|
|
|
1256 assert(0);
|
|
|
1257 }
|
|
|
1258
|
|
|
1259 Void TEncCavlc::codeIntraDirLumaAng( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool isMultiple)
|
|
|
1260 {
|
|
|
1261 assert(0);
|
|
|
1262 }
|
|
|
1263
|
|
|
1264 Void TEncCavlc::codeIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx )
|
|
|
1265 {
|
|
|
1266 assert(0);
|
|
|
1267 }
|
|
|
1268
|
|
|
1269 Void TEncCavlc::codeInterDir( TComDataCU* pcCU, UInt uiAbsPartIdx )
|
|
|
1270 {
|
|
|
1271 assert(0);
|
|
|
1272 }
|
|
|
1273
|
|
|
1274 Void TEncCavlc::codeRefFrmIdx( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
|
|
|
1275 {
|
|
|
1276 assert(0);
|
|
|
1277 }
|
|
|
1278
|
|
|
1279 Void TEncCavlc::codeMvd( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
|
|
|
1280 {
|
|
|
1281 assert(0);
|
|
|
1282 }
|
|
|
1283
|
|
|
1284 Void TEncCavlc::codeCrossComponentPrediction( TComTU& /*rTu*/, ComponentID /*compID*/ )
|
|
|
1285 {
|
|
|
1286 assert(0);
|
|
|
1287 }
|
|
|
1288
|
|
|
1289 Void TEncCavlc::codeDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx )
|
|
|
1290 {
|
|
|
1291 Int iDQp = pcCU->getQP( uiAbsPartIdx ) - pcCU->getRefQP( uiAbsPartIdx );
|
|
|
1292
|
|
|
1293 Int qpBdOffsetY = pcCU->getSlice()->getSPS()->getQpBDOffset(CHANNEL_TYPE_LUMA);
|
|
|
1294 iDQp = (iDQp + 78 + qpBdOffsetY + (qpBdOffsetY/2)) % (52 + qpBdOffsetY) - 26 - (qpBdOffsetY/2);
|
|
|
1295
|
|
|
1296 xWriteSvlc( iDQp );
|
|
|
1297
|
|
|
1298 return;
|
|
|
1299 }
|
|
|
1300
|
|
|
1301 Void TEncCavlc::codeChromaQpAdjustment( TComDataCU* pcCU, UInt uiAbsPartIdx )
|
|
|
1302 {
|
|
|
1303 assert(0);
|
|
|
1304 }
|
|
|
1305
|
|
|
1306 Void TEncCavlc::codeCoeffNxN ( TComTU &rTu, TCoeff* pcCoef, const ComponentID compID )
|
|
|
1307 {
|
|
|
1308 assert(0);
|
|
|
1309 }
|
|
|
1310
|
|
|
1311 Void TEncCavlc::estBit( estBitsSbacStruct* pcEstBitsCabac, Int width, Int height, ChannelType chType )
|
|
|
1312 {
|
|
|
1313 // printf("error : no VLC mode support in this version\n");
|
|
|
1314 return;
|
|
|
1315 }
|
|
|
1316
|
|
|
1317 // ====================================================================================================================
|
|
|
1318 // Protected member functions
|
|
|
1319 // ====================================================================================================================
|
|
|
1320
|
|
|
1321 /** code explicit wp tables
|
|
|
1322 * \param TComSlice* pcSlice
|
|
|
1323 * \returns Void
|
|
|
1324 */
|
|
|
1325 Void TEncCavlc::xCodePredWeightTable( TComSlice* pcSlice )
|
|
|
1326 {
|
|
|
1327 WPScalingParam *wp;
|
|
|
1328 const ChromaFormat format = pcSlice->getPic()->getChromaFormat();
|
|
|
1329 const UInt numberValidComponents = getNumberValidComponents(format);
|
|
|
1330 const Bool bChroma = isChromaEnabled(format);
|
|
|
1331 const Int iNbRef = (pcSlice->getSliceType() == B_SLICE ) ? (2) : (1);
|
|
|
1332 Bool bDenomCoded = false;
|
|
|
1333 UInt uiMode = 0;
|
|
|
1334 UInt uiTotalSignalledWeightFlags = 0;
|
|
|
1335
|
|
|
1336 if ( (pcSlice->getSliceType()==P_SLICE && pcSlice->getPPS()->getUseWP()) || (pcSlice->getSliceType()==B_SLICE && pcSlice->getPPS()->getWPBiPred()) )
|
|
|
1337 {
|
|
|
1338 uiMode = 1; // explicit
|
|
|
1339 }
|
|
|
1340 if(uiMode == 1)
|
|
|
1341 {
|
|
|
1342 for ( Int iNumRef=0 ; iNumRef<iNbRef ; iNumRef++ )
|
|
|
1343 {
|
|
|
1344 RefPicList eRefPicList = ( iNumRef ? REF_PIC_LIST_1 : REF_PIC_LIST_0 );
|
|
|
1345
|
|
|
1346 // NOTE: wp[].uiLog2WeightDenom and wp[].bPresentFlag are actually per-channel-type settings.
|
|
|
1347
|
|
|
1348 for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ )
|
|
|
1349 {
|
|
|
1350 pcSlice->getWpScaling(eRefPicList, iRefIdx, wp);
|
|
|
1351 if ( !bDenomCoded )
|
|
|
1352 {
|
|
|
1353 Int iDeltaDenom;
|
|
|
1354 WRITE_UVLC( wp[COMPONENT_Y].uiLog2WeightDenom, "luma_log2_weight_denom" ); // ue(v): luma_log2_weight_denom
|
|
|
1355
|
|
|
1356 if( bChroma )
|
|
|
1357 {
|
|
|
1358 assert(wp[COMPONENT_Cb].uiLog2WeightDenom == wp[COMPONENT_Cr].uiLog2WeightDenom); // check the channel-type settings are consistent across components.
|
|
|
1359 iDeltaDenom = (wp[COMPONENT_Cb].uiLog2WeightDenom - wp[COMPONENT_Y].uiLog2WeightDenom);
|
|
|
1360 WRITE_SVLC( iDeltaDenom, "delta_chroma_log2_weight_denom" ); // se(v): delta_chroma_log2_weight_denom
|
|
|
1361 }
|
|
|
1362 bDenomCoded = true;
|
|
|
1363 }
|
|
|
1364 WRITE_FLAG( wp[COMPONENT_Y].bPresentFlag, "luma_weight_lX_flag" ); // u(1): luma_weight_lX_flag
|
|
|
1365 uiTotalSignalledWeightFlags += wp[COMPONENT_Y].bPresentFlag;
|
|
|
1366 }
|
|
|
1367 if (bChroma)
|
|
|
1368 {
|
|
|
1369 for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ )
|
|
|
1370 {
|
|
|
1371 pcSlice->getWpScaling(eRefPicList, iRefIdx, wp);
|
|
|
1372 assert(wp[COMPONENT_Cb].bPresentFlag == wp[COMPONENT_Cr].bPresentFlag); // check the channel-type settings are consistent across components.
|
|
|
1373 WRITE_FLAG( wp[COMPONENT_Cb].bPresentFlag, "chroma_weight_lX_flag" ); // u(1): chroma_weight_lX_flag
|
|
|
1374 uiTotalSignalledWeightFlags += 2*wp[COMPONENT_Cb].bPresentFlag;
|
|
|
1375 }
|
|
|
1376 }
|
|
|
1377
|
|
|
1378 for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ )
|
|
|
1379 {
|
|
|
1380 pcSlice->getWpScaling(eRefPicList, iRefIdx, wp);
|
|
|
1381 if ( wp[COMPONENT_Y].bPresentFlag )
|
|
|
1382 {
|
|
|
1383 Int iDeltaWeight = (wp[COMPONENT_Y].iWeight - (1<<wp[COMPONENT_Y].uiLog2WeightDenom));
|
|
|
1384 WRITE_SVLC( iDeltaWeight, "delta_luma_weight_lX" ); // se(v): delta_luma_weight_lX
|
|
|
1385 WRITE_SVLC( wp[COMPONENT_Y].iOffset, "luma_offset_lX" ); // se(v): luma_offset_lX
|
|
|
1386 }
|
|
|
1387
|
|
|
1388 if ( bChroma )
|
|
|
1389 {
|
|
|
1390 if ( wp[COMPONENT_Cb].bPresentFlag )
|
|
|
1391 {
|
|
|
1392 for ( Int j = COMPONENT_Cb ; j < numberValidComponents ; j++ )
|
|
|
1393 {
|
|
|
1394 assert(wp[COMPONENT_Cb].uiLog2WeightDenom == wp[COMPONENT_Cr].uiLog2WeightDenom);
|
|
|
1395 Int iDeltaWeight = (wp[j].iWeight - (1<<wp[COMPONENT_Cb].uiLog2WeightDenom));
|
|
|
1396 WRITE_SVLC( iDeltaWeight, "delta_chroma_weight_lX" ); // se(v): delta_chroma_weight_lX
|
|
|
1397
|
|
|
1398 Int range=pcSlice->getSPS()->getUseHighPrecisionPredictionWeighting() ? (1<<g_bitDepth[CHANNEL_TYPE_CHROMA])/2 : 128;
|
|
|
1399 Int pred = ( range - ( ( range*wp[j].iWeight)>>(wp[j].uiLog2WeightDenom) ) );
|
|
|
1400 Int iDeltaChroma = (wp[j].iOffset - pred);
|
|
|
1401 WRITE_SVLC( iDeltaChroma, "delta_chroma_offset_lX" ); // se(v): delta_chroma_offset_lX
|
|
|
1402 }
|
|
|
1403 }
|
|
|
1404 }
|
|
|
1405 }
|
|
|
1406 }
|
|
|
1407 assert(uiTotalSignalledWeightFlags<=24);
|
|
|
1408 }
|
|
|
1409 }
|
|
|
1410
|
|
|
1411 /** code quantization matrix
|
|
|
1412 * \param scalingList quantization matrix information
|
|
|
1413 */
|
|
|
1414 Void TEncCavlc::codeScalingList( TComScalingList* scalingList )
|
|
|
1415 {
|
|
|
1416 UInt listId,sizeId;
|
|
|
1417 Bool scalingListPredModeFlag;
|
|
|
1418
|
|
|
1419 //for each size
|
|
|
1420 for(sizeId = 0; sizeId < SCALING_LIST_SIZE_NUM; sizeId++)
|
|
|
1421 {
|
|
|
1422 Int predListStep = (sizeId == SCALING_LIST_32x32? (SCALING_LIST_NUM/NUMBER_OF_PREDICTION_MODES) : 1); // if 32x32, skip over chroma entries.
|
|
|
1423
|
|
|
1424 for(listId = 0; listId < SCALING_LIST_NUM; listId+=predListStep)
|
|
|
1425 {
|
|
|
1426 scalingListPredModeFlag = scalingList->checkPredMode( sizeId, listId );
|
|
|
1427 WRITE_FLAG( scalingListPredModeFlag, "scaling_list_pred_mode_flag" );
|
|
|
1428 if(!scalingListPredModeFlag)// Copy Mode
|
|
|
1429 {
|
|
|
1430 if (sizeId == SCALING_LIST_32x32)
|
|
|
1431 {
|
|
|
1432 // adjust the code, to cope with the missing chroma entries
|
|
|
1433 WRITE_UVLC( ((Int)listId - (Int)scalingList->getRefMatrixId (sizeId,listId)) / (SCALING_LIST_NUM/NUMBER_OF_PREDICTION_MODES), "scaling_list_pred_matrix_id_delta");
|
|
|
1434 }
|
|
|
1435 else
|
|
|
1436 {
|
|
|
1437 WRITE_UVLC( (Int)listId - (Int)scalingList->getRefMatrixId (sizeId,listId), "scaling_list_pred_matrix_id_delta");
|
|
|
1438 }
|
|
|
1439 }
|
|
|
1440 else// DPCM Mode
|
|
|
1441 {
|
|
|
1442 xCodeScalingList(scalingList, sizeId, listId);
|
|
|
1443 }
|
|
|
1444 }
|
|
|
1445 }
|
|
|
1446 return;
|
|
|
1447 }
|
|
|
1448 /** code DPCM
|
|
|
1449 * \param scalingList quantization matrix information
|
|
|
1450 * \param sizeIdc size index
|
|
|
1451 * \param listIdc list index
|
|
|
1452 */
|
|
|
1453 Void TEncCavlc::xCodeScalingList(TComScalingList* scalingList, UInt sizeId, UInt listId)
|
|
|
1454 {
|
|
|
1455 Int coefNum = min(MAX_MATRIX_COEF_NUM,(Int)g_scalingListSize[sizeId]);
|
|
|
1456 UInt* scan = g_scanOrder[SCAN_UNGROUPED][SCAN_DIAG][sizeId==0 ? 2 : 3][sizeId==0 ? 2 : 3];
|
|
|
1457 Int nextCoef = SCALING_LIST_START_VALUE;
|
|
|
1458 Int data;
|
|
|
1459 Int *src = scalingList->getScalingListAddress(sizeId, listId);
|
|
|
1460 if( sizeId > SCALING_LIST_8x8 )
|
|
|
1461 {
|
|
|
1462 WRITE_SVLC( scalingList->getScalingListDC(sizeId,listId) - 8, "scaling_list_dc_coef_minus8");
|
|
|
1463 nextCoef = scalingList->getScalingListDC(sizeId,listId);
|
|
|
1464 }
|
|
|
1465 for(Int i=0;i<coefNum;i++)
|
|
|
1466 {
|
|
|
1467 data = src[scan[i]] - nextCoef;
|
|
|
1468 nextCoef = src[scan[i]];
|
|
|
1469 if(data > 127)
|
|
|
1470 {
|
|
|
1471 data = data - 256;
|
|
|
1472 }
|
|
|
1473 if(data < -128)
|
|
|
1474 {
|
|
|
1475 data = data + 256;
|
|
|
1476 }
|
|
|
1477
|
|
|
1478 WRITE_SVLC( data, "scaling_list_delta_coef");
|
|
|
1479 }
|
|
|
1480 }
|
|
|
1481 Bool TEncCavlc::findMatchingLTRP ( TComSlice* pcSlice, UInt *ltrpsIndex, Int ltrpPOC, Bool usedFlag )
|
|
|
1482 {
|
|
|
1483 // Bool state = true, state2 = false;
|
|
|
1484 Int lsb = ltrpPOC & ((1<<pcSlice->getSPS()->getBitsForPOC())-1);
|
|
|
1485 for (Int k = 0; k < pcSlice->getSPS()->getNumLongTermRefPicSPS(); k++)
|
|
|
1486 {
|
|
|
1487 if ( (lsb == pcSlice->getSPS()->getLtRefPicPocLsbSps(k)) && (usedFlag == pcSlice->getSPS()->getUsedByCurrPicLtSPSFlag(k)) )
|
|
|
1488 {
|
|
|
1489 *ltrpsIndex = k;
|
|
|
1490 return true;
|
|
|
1491 }
|
|
|
1492 }
|
|
|
1493 return false;
|
|
|
1494 }
|
|
|
1495 Bool TComScalingList::checkPredMode(UInt sizeId, UInt listId)
|
|
|
1496 {
|
|
|
1497 Int predListStep = (sizeId == SCALING_LIST_32x32? (SCALING_LIST_NUM/NUMBER_OF_PREDICTION_MODES) : 1); // if 32x32, skip over chroma entries.
|
|
|
1498
|
|
|
1499 for(Int predListIdx = (Int)listId ; predListIdx >= 0; predListIdx-=predListStep)
|
|
|
1500 {
|
|
|
1501 if( !memcmp(getScalingListAddress(sizeId,listId),((listId == predListIdx) ?
|
|
|
1502 getScalingListDefaultAddress(sizeId, predListIdx): getScalingListAddress(sizeId, predListIdx)),sizeof(Int)*min(MAX_MATRIX_COEF_NUM,(Int)g_scalingListSize[sizeId])) // check value of matrix
|
|
|
1503 && ((sizeId < SCALING_LIST_16x16) || (getScalingListDC(sizeId,listId) == getScalingListDC(sizeId,predListIdx)))) // check DC value
|
|
|
1504 {
|
|
|
1505 setRefMatrixId(sizeId, listId, predListIdx);
|
|
|
1506 return false;
|
|
|
1507 }
|
|
|
1508 }
|
|
|
1509 return true;
|
|
|
1510 }
|
|
|
1511
|
|
|
1512 Void TEncCavlc::codeExplicitRdpcmMode( TComTU &rTu, const ComponentID compID )
|
|
|
1513 {
|
|
|
1514 assert(0);
|
|
|
1515 }
|
|
|
1516
|
|
|
1517 //! \}
|
