/* The copyright in this software is being made available under the BSD * License, included below. This software may be subject to other third party * and contributor rights, including patent rights, and no such rights are * granted under this license. * * Copyright (c) 2010-2014, ITU/ISO/IEC * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * * Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * Neither the name of the ITU/ISO/IEC nor the names of its contributors may * be used to endorse or promote products derived from this software without * specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF * THE POSSIBILITY OF SUCH DAMAGE. */ /** \file TEncCavlc.cpp \brief CAVLC encoder class */ #include "../TLibCommon/CommonDef.h" #include "TEncCavlc.h" #include "SEIwrite.h" //! \ingroup TLibEncoder //! \{ #if ENC_DEC_TRACE Void xTraceSPSHeader (TComSPS *pSPS) { fprintf( g_hTrace, "=========== Sequence Parameter Set ID: %d ===========\n", pSPS->getSPSId() ); } Void xTracePPSHeader (TComPPS *pPPS) { fprintf( g_hTrace, "=========== Picture Parameter Set ID: %d ===========\n", pPPS->getPPSId() ); } Void xTraceSliceHeader (TComSlice *pSlice) { fprintf( g_hTrace, "=========== Slice ===========\n"); } #endif // ==================================================================================================================== // Constructor / destructor / create / destroy // ==================================================================================================================== TEncCavlc::TEncCavlc() { m_pcBitIf = NULL; } TEncCavlc::~TEncCavlc() { } // ==================================================================================================================== // Public member functions // ==================================================================================================================== Void TEncCavlc::resetEntropy() { } Void TEncCavlc::codeDFFlag(UInt uiCode, const Char *pSymbolName) { WRITE_FLAG(uiCode, pSymbolName); } Void TEncCavlc::codeDFSvlc(Int iCode, const Char *pSymbolName) { WRITE_SVLC(iCode, pSymbolName); } Void TEncCavlc::codeShortTermRefPicSet( TComSPS* pcSPS, TComReferencePictureSet* rps, Bool calledFromSliceHeader, Int idx) { #if PRINT_RPS_INFO Int lastBits = getNumberOfWrittenBits(); #endif if (idx > 0) { WRITE_FLAG( rps->getInterRPSPrediction(), "inter_ref_pic_set_prediction_flag" ); // inter_RPS_prediction_flag } if (rps->getInterRPSPrediction()) { Int deltaRPS = rps->getDeltaRPS(); if(calledFromSliceHeader) { WRITE_UVLC( rps->getDeltaRIdxMinus1(), "delta_idx_minus1" ); // delta index of the Reference Picture Set used for prediction minus 1 } WRITE_CODE( (deltaRPS >=0 ? 0: 1), 1, "delta_rps_sign" ); //delta_rps_sign WRITE_UVLC( abs(deltaRPS) - 1, "abs_delta_rps_minus1"); // absolute delta RPS minus 1 for(Int j=0; j < rps->getNumRefIdc(); j++) { Int refIdc = rps->getRefIdc(j); WRITE_CODE( (refIdc==1? 1: 0), 1, "used_by_curr_pic_flag" ); //first bit is "1" if Idc is 1 if (refIdc != 1) { WRITE_CODE( refIdc>>1, 1, "use_delta_flag" ); //second bit is "1" if Idc is 2, "0" otherwise. } } } else { WRITE_UVLC( rps->getNumberOfNegativePictures(), "num_negative_pics" ); WRITE_UVLC( rps->getNumberOfPositivePictures(), "num_positive_pics" ); Int prev = 0; for(Int j=0 ; j < rps->getNumberOfNegativePictures(); j++) { WRITE_UVLC( prev-rps->getDeltaPOC(j)-1, "delta_poc_s0_minus1" ); prev = rps->getDeltaPOC(j); WRITE_FLAG( rps->getUsed(j), "used_by_curr_pic_s0_flag"); } prev = 0; for(Int j=rps->getNumberOfNegativePictures(); j < rps->getNumberOfNegativePictures()+rps->getNumberOfPositivePictures(); j++) { WRITE_UVLC( rps->getDeltaPOC(j)-prev-1, "delta_poc_s1_minus1" ); prev = rps->getDeltaPOC(j); WRITE_FLAG( rps->getUsed(j), "used_by_curr_pic_s1_flag" ); } } #if PRINT_RPS_INFO printf("irps=%d (%2d bits) ", rps->getInterRPSPrediction(), getNumberOfWrittenBits() - lastBits); rps->printDeltaPOC(); #endif } Void TEncCavlc::codePPS( TComPPS* pcPPS #if Q0048_CGS_3D_ASYMLUT , TEnc3DAsymLUT * pc3DAsymLUT #endif ) { #if ENC_DEC_TRACE xTracePPSHeader (pcPPS); #endif const UInt numberValidComponents = getNumberValidComponents(pcPPS->getSPS()->getChromaFormatIdc()); WRITE_UVLC( pcPPS->getPPSId(), "pps_pic_parameter_set_id" ); WRITE_UVLC( pcPPS->getSPSId(), "pps_seq_parameter_set_id" ); WRITE_FLAG( pcPPS->getDependentSliceSegmentsEnabledFlag() ? 1 : 0, "dependent_slice_segments_enabled_flag" ); WRITE_FLAG( pcPPS->getOutputFlagPresentFlag() ? 1 : 0, "output_flag_present_flag" ); WRITE_CODE( pcPPS->getNumExtraSliceHeaderBits(), 3, "num_extra_slice_header_bits"); WRITE_FLAG( pcPPS->getSignHideFlag(), "sign_data_hiding_flag" ); WRITE_FLAG( pcPPS->getCabacInitPresentFlag() ? 1 : 0, "cabac_init_present_flag" ); WRITE_UVLC( pcPPS->getNumRefIdxL0DefaultActive()-1, "num_ref_idx_l0_default_active_minus1"); WRITE_UVLC( pcPPS->getNumRefIdxL1DefaultActive()-1, "num_ref_idx_l1_default_active_minus1"); WRITE_SVLC( pcPPS->getPicInitQPMinus26(), "init_qp_minus26"); WRITE_FLAG( pcPPS->getConstrainedIntraPred() ? 1 : 0, "constrained_intra_pred_flag" ); WRITE_FLAG( pcPPS->getUseTransformSkip() ? 1 : 0, "transform_skip_enabled_flag" ); WRITE_FLAG( pcPPS->getUseDQP() ? 1 : 0, "cu_qp_delta_enabled_flag" ); if ( pcPPS->getUseDQP() ) { WRITE_UVLC( pcPPS->getMaxCuDQPDepth(), "diff_cu_qp_delta_depth" ); } WRITE_SVLC( COMPONENT_CbgetQpOffset(COMPONENT_Cb)) : 0, "pps_cb_qp_offset" ); WRITE_SVLC( COMPONENT_CrgetQpOffset(COMPONENT_Cr)) : 0, "pps_cr_qp_offset" ); assert(numberValidComponents <= 3); // if more than 3 components (eg 4:4:4:4), then additional offsets will have to go in extension area... WRITE_FLAG( pcPPS->getSliceChromaQpFlag() ? 1 : 0, "pps_slice_chroma_qp_offsets_present_flag" ); WRITE_FLAG( pcPPS->getUseWP() ? 1 : 0, "weighted_pred_flag" ); // Use of Weighting Prediction (P_SLICE) WRITE_FLAG( pcPPS->getWPBiPred() ? 1 : 0, "weighted_bipred_flag" ); // Use of Weighting Bi-Prediction (B_SLICE) WRITE_FLAG( pcPPS->getTransquantBypassEnableFlag() ? 1 : 0, "transquant_bypass_enable_flag" ); WRITE_FLAG( pcPPS->getTilesEnabledFlag() ? 1 : 0, "tiles_enabled_flag" ); WRITE_FLAG( pcPPS->getEntropyCodingSyncEnabledFlag() ? 1 : 0, "entropy_coding_sync_enabled_flag" ); if( pcPPS->getTilesEnabledFlag() ) { WRITE_UVLC( pcPPS->getNumTileColumnsMinus1(), "num_tile_columns_minus1" ); WRITE_UVLC( pcPPS->getNumTileRowsMinus1(), "num_tile_rows_minus1" ); WRITE_FLAG( pcPPS->getTileUniformSpacingFlag(), "uniform_spacing_flag" ); if( !pcPPS->getTileUniformSpacingFlag() ) { for(UInt i=0; igetNumTileColumnsMinus1(); i++) { WRITE_UVLC( pcPPS->getTileColumnWidth(i)-1, "column_width_minus1" ); } for(UInt i=0; igetNumTileRowsMinus1(); i++) { WRITE_UVLC( pcPPS->getTileRowHeight(i)-1, "row_height_minus1" ); } } if(pcPPS->getNumTileColumnsMinus1() !=0 || pcPPS->getNumTileRowsMinus1() !=0) { WRITE_FLAG( pcPPS->getLoopFilterAcrossTilesEnabledFlag()?1 : 0, "loop_filter_across_tiles_enabled_flag"); } } WRITE_FLAG( pcPPS->getLoopFilterAcrossSlicesEnabledFlag()?1 : 0, "loop_filter_across_slices_enabled_flag"); WRITE_FLAG( pcPPS->getDeblockingFilterControlPresentFlag()?1 : 0, "deblocking_filter_control_present_flag"); if(pcPPS->getDeblockingFilterControlPresentFlag()) { WRITE_FLAG( pcPPS->getDeblockingFilterOverrideEnabledFlag() ? 1 : 0, "deblocking_filter_override_enabled_flag" ); WRITE_FLAG( pcPPS->getPicDisableDeblockingFilterFlag() ? 1 : 0, "pps_disable_deblocking_filter_flag" ); if(!pcPPS->getPicDisableDeblockingFilterFlag()) { WRITE_SVLC( pcPPS->getDeblockingFilterBetaOffsetDiv2(), "pps_beta_offset_div2" ); WRITE_SVLC( pcPPS->getDeblockingFilterTcOffsetDiv2(), "pps_tc_offset_div2" ); } } WRITE_FLAG( pcPPS->getScalingListPresentFlag() ? 1 : 0, "pps_scaling_list_data_present_flag" ); if( pcPPS->getScalingListPresentFlag() ) { codeScalingList( m_pcSlice->getScalingList() ); } WRITE_FLAG( pcPPS->getListsModificationPresentFlag(), "lists_modification_present_flag"); WRITE_UVLC( pcPPS->getLog2ParallelMergeLevelMinus2(), "log2_parallel_merge_level_minus2"); WRITE_FLAG( pcPPS->getSliceHeaderExtensionPresentFlag() ? 1 : 0, "slice_segment_header_extension_present_flag"); Bool pps_extension_present_flag=false; Bool pps_extension_flags[NUM_PPS_EXTENSION_FLAGS]={false}; pps_extension_flags[PPS_EXT__REXT] = ( ( pcPPS->getUseTransformSkip() && (pcPPS->getTransformSkipLog2MaxSize() != 2)) || pcPPS->getUseCrossComponentPrediction() || ( pcPPS->getChromaQpAdjTableSize() > 0 ) || ( pcPPS->getSaoOffsetBitShift(CHANNEL_TYPE_LUMA) !=0 ) || ( pcPPS->getSaoOffsetBitShift(CHANNEL_TYPE_CHROMA) !=0 ) ) ; // Other PPS extension flags checked here. #if SVC_EXTENSION pps_extension_flags[PPS_EXT__MLAYER] = pcPPS->getExtensionFlag() ? 1 : 0; #if Q0048_CGS_3D_ASYMLUT UInt bits = 0; #endif #endif for(Int i=0; igetUseTransformSkip()) { WRITE_UVLC( pcPPS->getTransformSkipLog2MaxSize()-2, "log2_transform_skip_max_size_minus2"); } WRITE_FLAG((pcPPS->getUseCrossComponentPrediction() ? 1 : 0), "cross_component_prediction_flag" ); WRITE_FLAG(UInt(pcPPS->getChromaQpAdjTableSize() > 0), "chroma_qp_adjustment_enabled_flag" ); if (pcPPS->getChromaQpAdjTableSize() > 0) { WRITE_UVLC(pcPPS->getMaxCuChromaQpAdjDepth(), "diff_cu_chroma_qp_adjustment_depth"); WRITE_UVLC(pcPPS->getChromaQpAdjTableSize() - 1, "chroma_qp_adjustment_table_size_minus1"); /* skip zero index */ for (Int chromaQpAdjustmentIndex = 1; chromaQpAdjustmentIndex <= pcPPS->getChromaQpAdjTableSize(); chromaQpAdjustmentIndex++) { WRITE_SVLC(pcPPS->getChromaQpAdjTableAt(chromaQpAdjustmentIndex).u.comp.CbOffset, "cb_qp_adjustnemt[i]"); WRITE_SVLC(pcPPS->getChromaQpAdjTableAt(chromaQpAdjustmentIndex).u.comp.CrOffset, "cr_qp_adjustnemt[i]"); } } WRITE_UVLC( pcPPS->getSaoOffsetBitShift(CHANNEL_TYPE_LUMA), "sao_luma_bit_shift" ); WRITE_UVLC( pcPPS->getSaoOffsetBitShift(CHANNEL_TYPE_CHROMA), "sao_chroma_bit_shift" ); break; #if SVC_EXTENSION case PPS_EXT__MLAYER: WRITE_FLAG( pcPPS->getPocResetInfoPresentFlag() ? 1 : 0, "poc_reset_info_present_flag" ); #if SCALINGLIST_INFERRING WRITE_FLAG( pcPPS->getInferScalingListFlag() ? 1 : 0, "pps_infer_scaling_list_flag" ); if( pcPPS->getInferScalingListFlag() ) { // The value of pps_scaling_list_ref_layer_id shall be in the range of 0 to 62, inclusive assert( pcPPS->getScalingListRefLayerId() <= 62 ); WRITE_CODE( pcPPS->getScalingListRefLayerId(), 6, "pps_scaling_list_ref_layer_id" ); } #endif #if REF_REGION_OFFSET WRITE_UVLC( pcPPS->getNumRefLayerLocationOffsets(), "num_ref_loc_offsets" ); for(Int k = 0; k < pcPPS->getNumRefLayerLocationOffsets(); k++) { WRITE_CODE( pcPPS->getRefLocationOffsetLayerId(k), 6, "ref_loc_offset_layer_id" ); WRITE_FLAG( pcPPS->getScaledRefLayerOffsetPresentFlag(k) ? 1 : 0, "scaled_ref_layer_offset_prsent_flag" ); if (pcPPS->getScaledRefLayerOffsetPresentFlag(k)) { Window scaledWindow = pcPPS->getScaledRefLayerWindow(k); WRITE_SVLC( scaledWindow.getWindowLeftOffset() >> 1, "scaled_ref_layer_left_offset" ); WRITE_SVLC( scaledWindow.getWindowTopOffset() >> 1, "scaled_ref_layer_top_offset" ); WRITE_SVLC( scaledWindow.getWindowRightOffset() >> 1, "scaled_ref_layer_right_offset" ); WRITE_SVLC( scaledWindow.getWindowBottomOffset() >> 1, "scaled_ref_layer_bottom_offset" ); } WRITE_FLAG( pcPPS->getRefRegionOffsetPresentFlag(k) ? 1 : 0, "ref_region_offset_prsent_flag" ); if (pcPPS->getRefRegionOffsetPresentFlag(k)) { Window refWindow = pcPPS->getRefLayerWindow(k); WRITE_SVLC( refWindow.getWindowLeftOffset() >> 1, "ref_region_left_offset" ); WRITE_SVLC( refWindow.getWindowTopOffset() >> 1, "ref_region_top_offset" ); WRITE_SVLC( refWindow.getWindowRightOffset() >> 1, "ref_region_right_offset" ); WRITE_SVLC( refWindow.getWindowBottomOffset() >> 1, "ref_region_bottom_offset" ); } #if R0209_GENERIC_PHASE WRITE_FLAG( pcPPS->getResamplePhaseSetPresentFlag(k) ? 1 : 0, "resample_phase_set_present_flag" ); if (pcPPS->getResamplePhaseSetPresentFlag(k)) { WRITE_UVLC( pcPPS->getPhaseHorLuma(k), "phase_hor_luma" ); WRITE_UVLC( pcPPS->getPhaseVerLuma(k), "phase_ver_luma" ); WRITE_UVLC( pcPPS->getPhaseHorChroma(k) + 8, "phase_hor_chroma_plus8" ); WRITE_UVLC( pcPPS->getPhaseVerChroma(k) + 8, "phase_ver_chroma_plus8" ); } #endif } #else #if MOVE_SCALED_OFFSET_TO_PPS WRITE_UVLC( pcPPS->getNumScaledRefLayerOffsets(), "num_scaled_ref_layer_offsets" ); for(Int k = 0; k < pcPPS->getNumScaledRefLayerOffsets(); k++) { Window scaledWindow = pcPPS->getScaledRefLayerWindow(k); #if O0098_SCALED_REF_LAYER_ID WRITE_CODE( pcPPS->getScaledRefLayerId(k), 6, "scaled_ref_layer_id" ); #endif WRITE_SVLC( scaledWindow.getWindowLeftOffset() >> 1, "scaled_ref_layer_left_offset" ); WRITE_SVLC( scaledWindow.getWindowTopOffset() >> 1, "scaled_ref_layer_top_offset" ); WRITE_SVLC( scaledWindow.getWindowRightOffset() >> 1, "scaled_ref_layer_right_offset" ); WRITE_SVLC( scaledWindow.getWindowBottomOffset() >> 1, "scaled_ref_layer_bottom_offset" ); } #endif #endif #if Q0048_CGS_3D_ASYMLUT bits = getNumberOfWrittenBits(); WRITE_FLAG( pcPPS->getCGSFlag() , "colour_mapping_enabled_flag" ); if( pcPPS->getCGSFlag() ) { assert( pc3DAsymLUT != NULL ); xCode3DAsymLUT( pc3DAsymLUT ); } pc3DAsymLUT->setPPSBit( getNumberOfWrittenBits() - bits ); #endif break; #endif default: assert(pps_extension_flags[i]==false); // Should never get here with an active PPS extension flag. break; } // switch } // if flag present } // loop over PPS flags } // pps_extension_present_flag is non-zero } Void TEncCavlc::codeVUI( TComVUI *pcVUI, TComSPS* pcSPS ) { #if ENC_DEC_TRACE fprintf( g_hTrace, "----------- vui_parameters -----------\n"); #endif WRITE_FLAG(pcVUI->getAspectRatioInfoPresentFlag(), "aspect_ratio_info_present_flag"); if (pcVUI->getAspectRatioInfoPresentFlag()) { WRITE_CODE(pcVUI->getAspectRatioIdc(), 8, "aspect_ratio_idc" ); if (pcVUI->getAspectRatioIdc() == 255) { WRITE_CODE(pcVUI->getSarWidth(), 16, "sar_width"); WRITE_CODE(pcVUI->getSarHeight(), 16, "sar_height"); } } WRITE_FLAG(pcVUI->getOverscanInfoPresentFlag(), "overscan_info_present_flag"); if (pcVUI->getOverscanInfoPresentFlag()) { WRITE_FLAG(pcVUI->getOverscanAppropriateFlag(), "overscan_appropriate_flag"); } WRITE_FLAG(pcVUI->getVideoSignalTypePresentFlag(), "video_signal_type_present_flag"); if (pcVUI->getVideoSignalTypePresentFlag()) { WRITE_CODE(pcVUI->getVideoFormat(), 3, "video_format"); WRITE_FLAG(pcVUI->getVideoFullRangeFlag(), "video_full_range_flag"); WRITE_FLAG(pcVUI->getColourDescriptionPresentFlag(), "colour_description_present_flag"); if (pcVUI->getColourDescriptionPresentFlag()) { WRITE_CODE(pcVUI->getColourPrimaries(), 8, "colour_primaries"); WRITE_CODE(pcVUI->getTransferCharacteristics(), 8, "transfer_characteristics"); WRITE_CODE(pcVUI->getMatrixCoefficients(), 8, "matrix_coefficients"); } } WRITE_FLAG(pcVUI->getChromaLocInfoPresentFlag(), "chroma_loc_info_present_flag"); if (pcVUI->getChromaLocInfoPresentFlag()) { WRITE_UVLC(pcVUI->getChromaSampleLocTypeTopField(), "chroma_sample_loc_type_top_field"); WRITE_UVLC(pcVUI->getChromaSampleLocTypeBottomField(), "chroma_sample_loc_type_bottom_field"); } WRITE_FLAG(pcVUI->getNeutralChromaIndicationFlag(), "neutral_chroma_indication_flag"); WRITE_FLAG(pcVUI->getFieldSeqFlag(), "field_seq_flag"); WRITE_FLAG(pcVUI->getFrameFieldInfoPresentFlag(), "frame_field_info_present_flag"); Window defaultDisplayWindow = pcVUI->getDefaultDisplayWindow(); WRITE_FLAG(defaultDisplayWindow.getWindowEnabledFlag(), "default_display_window_flag"); if( defaultDisplayWindow.getWindowEnabledFlag() ) { WRITE_UVLC(defaultDisplayWindow.getWindowLeftOffset() / TComSPS::getWinUnitX(pcSPS->getChromaFormatIdc()), "def_disp_win_left_offset"); WRITE_UVLC(defaultDisplayWindow.getWindowRightOffset() / TComSPS::getWinUnitX(pcSPS->getChromaFormatIdc()), "def_disp_win_right_offset"); WRITE_UVLC(defaultDisplayWindow.getWindowTopOffset() / TComSPS::getWinUnitY(pcSPS->getChromaFormatIdc()), "def_disp_win_top_offset"); WRITE_UVLC(defaultDisplayWindow.getWindowBottomOffset()/ TComSPS::getWinUnitY(pcSPS->getChromaFormatIdc()), "def_disp_win_bottom_offset"); } TimingInfo *timingInfo = pcVUI->getTimingInfo(); WRITE_FLAG(timingInfo->getTimingInfoPresentFlag(), "vui_timing_info_present_flag"); if(timingInfo->getTimingInfoPresentFlag()) { WRITE_CODE(timingInfo->getNumUnitsInTick(), 32, "vui_num_units_in_tick"); WRITE_CODE(timingInfo->getTimeScale(), 32, "vui_time_scale"); WRITE_FLAG(timingInfo->getPocProportionalToTimingFlag(), "vui_poc_proportional_to_timing_flag"); if(timingInfo->getPocProportionalToTimingFlag()) { WRITE_UVLC(timingInfo->getNumTicksPocDiffOneMinus1(), "vui_num_ticks_poc_diff_one_minus1"); } WRITE_FLAG(pcVUI->getHrdParametersPresentFlag(), "hrd_parameters_present_flag"); if( pcVUI->getHrdParametersPresentFlag() ) { codeHrdParameters(pcVUI->getHrdParameters(), 1, pcSPS->getMaxTLayers() - 1 ); } } WRITE_FLAG(pcVUI->getBitstreamRestrictionFlag(), "bitstream_restriction_flag"); if (pcVUI->getBitstreamRestrictionFlag()) { WRITE_FLAG(pcVUI->getTilesFixedStructureFlag(), "tiles_fixed_structure_flag"); WRITE_FLAG(pcVUI->getMotionVectorsOverPicBoundariesFlag(), "motion_vectors_over_pic_boundaries_flag"); WRITE_FLAG(pcVUI->getRestrictedRefPicListsFlag(), "restricted_ref_pic_lists_flag"); WRITE_UVLC(pcVUI->getMinSpatialSegmentationIdc(), "min_spatial_segmentation_idc"); WRITE_UVLC(pcVUI->getMaxBytesPerPicDenom(), "max_bytes_per_pic_denom"); WRITE_UVLC(pcVUI->getMaxBitsPerMinCuDenom(), "max_bits_per_mincu_denom"); WRITE_UVLC(pcVUI->getLog2MaxMvLengthHorizontal(), "log2_max_mv_length_horizontal"); WRITE_UVLC(pcVUI->getLog2MaxMvLengthVertical(), "log2_max_mv_length_vertical"); } } Void TEncCavlc::codeHrdParameters( TComHRD *hrd, Bool commonInfPresentFlag, UInt maxNumSubLayersMinus1 ) { if( commonInfPresentFlag ) { WRITE_FLAG( hrd->getNalHrdParametersPresentFlag() ? 1 : 0 , "nal_hrd_parameters_present_flag" ); WRITE_FLAG( hrd->getVclHrdParametersPresentFlag() ? 1 : 0 , "vcl_hrd_parameters_present_flag" ); if( hrd->getNalHrdParametersPresentFlag() || hrd->getVclHrdParametersPresentFlag() ) { WRITE_FLAG( hrd->getSubPicCpbParamsPresentFlag() ? 1 : 0, "sub_pic_cpb_params_present_flag" ); if( hrd->getSubPicCpbParamsPresentFlag() ) { WRITE_CODE( hrd->getTickDivisorMinus2(), 8, "tick_divisor_minus2" ); WRITE_CODE( hrd->getDuCpbRemovalDelayLengthMinus1(), 5, "du_cpb_removal_delay_length_minus1" ); WRITE_FLAG( hrd->getSubPicCpbParamsInPicTimingSEIFlag() ? 1 : 0, "sub_pic_cpb_params_in_pic_timing_sei_flag" ); WRITE_CODE( hrd->getDpbOutputDelayDuLengthMinus1(), 5, "dpb_output_delay_du_length_minus1" ); } WRITE_CODE( hrd->getBitRateScale(), 4, "bit_rate_scale" ); WRITE_CODE( hrd->getCpbSizeScale(), 4, "cpb_size_scale" ); if( hrd->getSubPicCpbParamsPresentFlag() ) { WRITE_CODE( hrd->getDuCpbSizeScale(), 4, "du_cpb_size_scale" ); } WRITE_CODE( hrd->getInitialCpbRemovalDelayLengthMinus1(), 5, "initial_cpb_removal_delay_length_minus1" ); WRITE_CODE( hrd->getCpbRemovalDelayLengthMinus1(), 5, "au_cpb_removal_delay_length_minus1" ); WRITE_CODE( hrd->getDpbOutputDelayLengthMinus1(), 5, "dpb_output_delay_length_minus1" ); } } Int i, j, nalOrVcl; for( i = 0; i <= maxNumSubLayersMinus1; i ++ ) { WRITE_FLAG( hrd->getFixedPicRateFlag( i ) ? 1 : 0, "fixed_pic_rate_general_flag"); if( !hrd->getFixedPicRateFlag( i ) ) { WRITE_FLAG( hrd->getFixedPicRateWithinCvsFlag( i ) ? 1 : 0, "fixed_pic_rate_within_cvs_flag"); } else { hrd->setFixedPicRateWithinCvsFlag( i, true ); } if( hrd->getFixedPicRateWithinCvsFlag( i ) ) { WRITE_UVLC( hrd->getPicDurationInTcMinus1( i ), "elemental_duration_in_tc_minus1"); } else { WRITE_FLAG( hrd->getLowDelayHrdFlag( i ) ? 1 : 0, "low_delay_hrd_flag"); } if (!hrd->getLowDelayHrdFlag( i )) { WRITE_UVLC( hrd->getCpbCntMinus1( i ), "cpb_cnt_minus1"); } for( nalOrVcl = 0; nalOrVcl < 2; nalOrVcl ++ ) { if( ( ( nalOrVcl == 0 ) && ( hrd->getNalHrdParametersPresentFlag() ) ) || ( ( nalOrVcl == 1 ) && ( hrd->getVclHrdParametersPresentFlag() ) ) ) { for( j = 0; j <= ( hrd->getCpbCntMinus1( i ) ); j ++ ) { WRITE_UVLC( hrd->getBitRateValueMinus1( i, j, nalOrVcl ), "bit_rate_value_minus1"); WRITE_UVLC( hrd->getCpbSizeValueMinus1( i, j, nalOrVcl ), "cpb_size_value_minus1"); if( hrd->getSubPicCpbParamsPresentFlag() ) { WRITE_UVLC( hrd->getDuCpbSizeValueMinus1( i, j, nalOrVcl ), "cpb_size_du_value_minus1"); WRITE_UVLC( hrd->getDuBitRateValueMinus1( i, j, nalOrVcl ), "bit_rate_du_value_minus1"); } WRITE_FLAG( hrd->getCbrFlag( i, j, nalOrVcl ) ? 1 : 0, "cbr_flag"); } } } } } Void TEncCavlc::codeSPS( TComSPS* pcSPS ) { #if SVC_EXTENSION Bool V1CompatibleSPSFlag = !(pcSPS->getLayerId() != 0 && pcSPS->getNumDirectRefLayers() != 0); #endif const ChromaFormat format = pcSPS->getChromaFormatIdc(); const Bool chromaEnabled = isChromaEnabled(format); #if ENC_DEC_TRACE xTraceSPSHeader (pcSPS); #endif WRITE_CODE( pcSPS->getVPSId (), 4, "sps_video_parameter_set_id" ); #if SVC_EXTENSION if(pcSPS->getLayerId() == 0) { #endif WRITE_CODE( pcSPS->getMaxTLayers() - 1, 3, "sps_max_sub_layers_minus1" ); #if SVC_EXTENSION } else { WRITE_CODE( V1CompatibleSPSFlag ? (pcSPS->getMaxTLayers() - 1) : 7, 3, "sps_ext_or_max_sub_layers_minus1" ); } if( V1CompatibleSPSFlag ) { #endif WRITE_FLAG( pcSPS->getTemporalIdNestingFlag() ? 1 : 0, "sps_temporal_id_nesting_flag" ); codePTL(pcSPS->getPTL(), 1, pcSPS->getMaxTLayers() - 1); #if SVC_EXTENSION } #endif WRITE_UVLC( pcSPS->getSPSId (), "sps_seq_parameter_set_id" ); #if SVC_EXTENSION if( !V1CompatibleSPSFlag ) { WRITE_FLAG( pcSPS->getUpdateRepFormatFlag(), "update_rep_format_flag" ); if( pcSPS->getUpdateRepFormatFlag()) { WRITE_CODE( pcSPS->getUpdateRepFormatIndex(), 8, "sps_rep_format_idx"); } } else { #endif WRITE_UVLC( Int(pcSPS->getChromaFormatIdc ()), "chroma_format_idc" ); if( format == CHROMA_444 ) { WRITE_FLAG( 0, "separate_colour_plane_flag"); } WRITE_UVLC( pcSPS->getPicWidthInLumaSamples (), "pic_width_in_luma_samples" ); WRITE_UVLC( pcSPS->getPicHeightInLumaSamples(), "pic_height_in_luma_samples" ); Window conf = pcSPS->getConformanceWindow(); WRITE_FLAG( conf.getWindowEnabledFlag(), "conformance_window_flag" ); if (conf.getWindowEnabledFlag()) { #if REPN_FORMAT_IN_VPS WRITE_UVLC( conf.getWindowLeftOffset(), "conf_win_left_offset" ); WRITE_UVLC( conf.getWindowRightOffset(), "conf_win_right_offset" ); WRITE_UVLC( conf.getWindowTopOffset(), "conf_win_top_offset" ); WRITE_UVLC( conf.getWindowBottomOffset(), "conf_win_bottom_offset" ); #else WRITE_UVLC( conf.getWindowLeftOffset() / TComSPS::getWinUnitX(pcSPS->getChromaFormatIdc() ), "conf_win_left_offset" ); WRITE_UVLC( conf.getWindowRightOffset() / TComSPS::getWinUnitX(pcSPS->getChromaFormatIdc() ), "conf_win_right_offset" ); WRITE_UVLC( conf.getWindowTopOffset() / TComSPS::getWinUnitY(pcSPS->getChromaFormatIdc() ), "conf_win_top_offset" ); WRITE_UVLC( conf.getWindowBottomOffset() / TComSPS::getWinUnitY(pcSPS->getChromaFormatIdc() ), "conf_win_bottom_offset" ); #endif } #if SVC_EXTENSION } if( V1CompatibleSPSFlag ) { #endif WRITE_UVLC( pcSPS->getBitDepth(CHANNEL_TYPE_LUMA) - 8, "bit_depth_luma_minus8" ); WRITE_UVLC( chromaEnabled ? (pcSPS->getBitDepth(CHANNEL_TYPE_CHROMA) - 8):0, "bit_depth_chroma_minus8" ); #if SVC_EXTENSION } #endif WRITE_UVLC( pcSPS->getBitsForPOC()-4, "log2_max_pic_order_cnt_lsb_minus4" ); #if SVC_EXTENSION if( V1CompatibleSPSFlag ) { #endif const Bool subLayerOrderingInfoPresentFlag = 1; WRITE_FLAG(subLayerOrderingInfoPresentFlag, "sps_sub_layer_ordering_info_present_flag"); for(UInt i=0; i <= pcSPS->getMaxTLayers()-1; i++) { WRITE_UVLC( pcSPS->getMaxDecPicBuffering(i) - 1, "sps_max_dec_pic_buffering_minus1[i]" ); WRITE_UVLC( pcSPS->getNumReorderPics(i), "sps_num_reorder_pics[i]" ); WRITE_UVLC( pcSPS->getMaxLatencyIncrease(i), "sps_max_latency_increase_plus1[i]" ); if (!subLayerOrderingInfoPresentFlag) { break; } } #if SVC_EXTENSION } #endif assert( pcSPS->getMaxCUWidth() == pcSPS->getMaxCUHeight() ); WRITE_UVLC( pcSPS->getLog2MinCodingBlockSize() - 3, "log2_min_coding_block_size_minus3" ); WRITE_UVLC( pcSPS->getLog2DiffMaxMinCodingBlockSize(), "log2_diff_max_min_coding_block_size" ); WRITE_UVLC( pcSPS->getQuadtreeTULog2MinSize() - 2, "log2_min_transform_block_size_minus2" ); WRITE_UVLC( pcSPS->getQuadtreeTULog2MaxSize() - pcSPS->getQuadtreeTULog2MinSize(), "log2_diff_max_min_transform_block_size" ); WRITE_UVLC( pcSPS->getQuadtreeTUMaxDepthInter() - 1, "max_transform_hierarchy_depth_inter" ); WRITE_UVLC( pcSPS->getQuadtreeTUMaxDepthIntra() - 1, "max_transform_hierarchy_depth_intra" ); WRITE_FLAG( pcSPS->getScalingListFlag() ? 1 : 0, "scaling_list_enabled_flag" ); if(pcSPS->getScalingListFlag()) { #if SCALINGLIST_INFERRING if( !V1CompatibleSPSFlag ) { WRITE_FLAG( pcSPS->getInferScalingListFlag() ? 1 : 0, "sps_infer_scaling_list_flag" ); } if( pcSPS->getInferScalingListFlag() ) { // The value of pps_scaling_list_ref_layer_id shall be in the range of 0 to 62, inclusive assert( pcSPS->getScalingListRefLayerId() <= 62 ); WRITE_CODE( pcSPS->getScalingListRefLayerId(), 6, "sps_scaling_list_ref_layer_id" ); } else { #endif WRITE_FLAG( pcSPS->getScalingListPresentFlag() ? 1 : 0, "sps_scaling_list_data_present_flag" ); if(pcSPS->getScalingListPresentFlag()) { codeScalingList( m_pcSlice->getScalingList() ); } #if SCALINGLIST_INFERRING } #endif } WRITE_FLAG( pcSPS->getUseAMP() ? 1 : 0, "amp_enabled_flag" ); WRITE_FLAG( pcSPS->getUseSAO() ? 1 : 0, "sample_adaptive_offset_enabled_flag"); WRITE_FLAG( pcSPS->getUsePCM() ? 1 : 0, "pcm_enabled_flag"); if( pcSPS->getUsePCM() ) { WRITE_CODE( pcSPS->getPCMBitDepth(CHANNEL_TYPE_LUMA) - 1, 4, "pcm_sample_bit_depth_luma_minus1" ); WRITE_CODE( chromaEnabled ? (pcSPS->getPCMBitDepth(CHANNEL_TYPE_CHROMA) - 1) : 0, 4, "pcm_sample_bit_depth_chroma_minus1" ); WRITE_UVLC( pcSPS->getPCMLog2MinSize() - 3, "log2_min_pcm_luma_coding_block_size_minus3" ); WRITE_UVLC( pcSPS->getPCMLog2MaxSize() - pcSPS->getPCMLog2MinSize(), "log2_diff_max_min_pcm_luma_coding_block_size" ); WRITE_FLAG( pcSPS->getPCMFilterDisableFlag()?1 : 0, "pcm_loop_filter_disable_flag"); } assert( pcSPS->getMaxTLayers() > 0 ); TComRPSList* rpsList = pcSPS->getRPSList(); TComReferencePictureSet* rps; WRITE_UVLC(rpsList->getNumberOfReferencePictureSets(), "num_short_term_ref_pic_sets" ); for(Int i=0; i < rpsList->getNumberOfReferencePictureSets(); i++) { rps = rpsList->getReferencePictureSet(i); codeShortTermRefPicSet(pcSPS,rps,false, i); } WRITE_FLAG( pcSPS->getLongTermRefsPresent() ? 1 : 0, "long_term_ref_pics_present_flag" ); if (pcSPS->getLongTermRefsPresent()) { WRITE_UVLC(pcSPS->getNumLongTermRefPicSPS(), "num_long_term_ref_pic_sps" ); for (UInt k = 0; k < pcSPS->getNumLongTermRefPicSPS(); k++) { WRITE_CODE( pcSPS->getLtRefPicPocLsbSps(k), pcSPS->getBitsForPOC(), "lt_ref_pic_poc_lsb_sps"); WRITE_FLAG( pcSPS->getUsedByCurrPicLtSPSFlag(k), "used_by_curr_pic_lt_sps_flag"); } } WRITE_FLAG( pcSPS->getTMVPFlagsPresent() ? 1 : 0, "sps_temporal_mvp_enable_flag" ); WRITE_FLAG( pcSPS->getUseStrongIntraSmoothing(), "sps_strong_intra_smoothing_enable_flag" ); WRITE_FLAG( pcSPS->getVuiParametersPresentFlag(), "vui_parameters_present_flag" ); if (pcSPS->getVuiParametersPresentFlag()) { codeVUI(pcSPS->getVuiParameters(), pcSPS); } Bool sps_extension_present_flag=false; Bool sps_extension_flags[NUM_SPS_EXTENSION_FLAGS]={false}; sps_extension_flags[SPS_EXT__REXT] = ( pcSPS->getUseResidualRotation() || pcSPS->getUseSingleSignificanceMapContext() || pcSPS->getUseResidualDPCM(RDPCM_SIGNAL_IMPLICIT) || pcSPS->getUseResidualDPCM(RDPCM_SIGNAL_EXPLICIT) || pcSPS->getUseExtendedPrecision() || pcSPS->getDisableIntraReferenceSmoothing() || pcSPS->getUseHighPrecisionPredictionWeighting() || pcSPS->getUseGolombRiceParameterAdaptation() || pcSPS->getAlignCABACBeforeBypass() ); // Other SPS extension flags checked here. #if SVC_EXTENSION sps_extension_flags[SPS_EXT__MLAYER] = pcSPS->getExtensionFlag() ? 1 : 0; #endif for(Int i=0; igetUseResidualRotation() ? 1 : 0), "transform_skip_rotation_enabled_flag"); WRITE_FLAG( (pcSPS->getUseSingleSignificanceMapContext() ? 1 : 0), "transform_skip_context_enabled_flag"); WRITE_FLAG( (pcSPS->getUseResidualDPCM(RDPCM_SIGNAL_IMPLICIT) ? 1 : 0), "residual_dpcm_implicit_enabled_flag" ); WRITE_FLAG( (pcSPS->getUseResidualDPCM(RDPCM_SIGNAL_EXPLICIT) ? 1 : 0), "residual_dpcm_explicit_enabled_flag" ); WRITE_FLAG( (pcSPS->getUseExtendedPrecision() ? 1 : 0), "extended_precision_processing_flag" ); WRITE_FLAG( (pcSPS->getDisableIntraReferenceSmoothing() ? 1 : 0), "intra_smoothing_disabled_flag" ); WRITE_FLAG( (pcSPS->getUseHighPrecisionPredictionWeighting() ? 1 : 0), "high_precision_prediction_weighting_flag" ); WRITE_FLAG( (pcSPS->getUseGolombRiceParameterAdaptation() ? 1 : 0), "golomb_rice_parameter_adaptation_flag" ); WRITE_FLAG( (pcSPS->getAlignCABACBeforeBypass() ? 1 : 0), "cabac_bypass_alignment_enabled_flag" ); break; #if SVC_EXTENSION case SPS_EXT__MLAYER: codeSPSExtension( pcSPS ); //it is sps_multilayer_extension break; #endif default: assert(sps_extension_flags[i]==false); // Should never get here with an active SPS extension flag. break; } } } } } Void TEncCavlc::codeVPS( TComVPS* pcVPS ) { #if !P0125_REVERT_VPS_EXTN_OFFSET_TO_RESERVED #if VPS_EXTN_OFFSET_CALC UInt numBytesInVps = this->m_pcBitIf->getNumberOfWrittenBits(); #endif #endif #if !P0307_REMOVE_VPS_VUI_OFFSET #if VPS_VUI_OFFSET m_vpsVuiCounter = this->m_pcBitIf->getNumberOfWrittenBits(); #endif #endif WRITE_CODE( pcVPS->getVPSId(), 4, "vps_video_parameter_set_id" ); #if VPS_RESERVED_FLAGS WRITE_FLAG( pcVPS->getBaseLayerInternalFlag(), "vps_base_layer_internal_flag"); WRITE_FLAG( pcVPS->getBaseLayerAvailableFlag(), "vps_base_layer_available_flag"); #else WRITE_CODE( 3, 2, "vps_reserved_three_2bits" ); #endif #if SVC_EXTENSION WRITE_CODE( pcVPS->getMaxLayers() - 1, 6, "vps_max_layers_minus1" ); assert( pcVPS->getBaseLayerInternalFlag() || pcVPS->getMaxLayers() > 1 ); #else WRITE_CODE( 0, 6, "vps_reserved_zero_6bits" ); #endif WRITE_CODE( pcVPS->getMaxTLayers() - 1, 3, "vps_max_sub_layers_minus1" ); WRITE_FLAG( pcVPS->getTemporalNestingFlag(), "vps_temporal_id_nesting_flag" ); assert (pcVPS->getMaxTLayers()>1||pcVPS->getTemporalNestingFlag()); #if !P0125_REVERT_VPS_EXTN_OFFSET_TO_RESERVED #if VPS_EXTN_OFFSET WRITE_CODE( pcVPS->getExtensionOffset(), 16, "vps_extension_offset" ); #else WRITE_CODE( 0xffff, 16, "vps_reserved_ffff_16bits" ); #endif #else WRITE_CODE( 0xffff, 16, "vps_reserved_ffff_16bits" ); #endif codePTL( pcVPS->getPTL(), true, pcVPS->getMaxTLayers() - 1 ); const Bool subLayerOrderingInfoPresentFlag = 1; WRITE_FLAG(subLayerOrderingInfoPresentFlag, "vps_sub_layer_ordering_info_present_flag"); for(UInt i=0; i <= pcVPS->getMaxTLayers()-1; i++) { WRITE_UVLC( pcVPS->getMaxDecPicBuffering(i) - 1, "vps_max_dec_pic_buffering_minus1[i]" ); WRITE_UVLC( pcVPS->getNumReorderPics(i), "vps_num_reorder_pics[i]" ); WRITE_UVLC( pcVPS->getMaxLatencyIncrease(i), "vps_max_latency_increase_plus1[i]" ); if (!subLayerOrderingInfoPresentFlag) { break; } } #if SVC_EXTENSION assert( pcVPS->getNumHrdParameters() <= MAX_VPS_LAYER_SETS_PLUS1 ); assert( pcVPS->getMaxLayerId() < MAX_VPS_LAYER_IDX_PLUS1 ); #if !VPS_EXTN_OP_LAYER_SETS // num layer sets set in TAppEncTop.cpp pcVPS->setNumLayerSets(1); #endif WRITE_CODE( pcVPS->getMaxLayerId(), 6, "vps_max_layer_id" ); #if Q0078_ADD_LAYER_SETS WRITE_UVLC(pcVPS->getVpsNumLayerSetsMinus1(), "vps_num_layer_sets_minus1"); for (UInt opsIdx = 1; opsIdx <= pcVPS->getVpsNumLayerSetsMinus1(); opsIdx++) #else WRITE_UVLC( pcVPS->getNumLayerSets() - 1, "vps_num_layer_sets_minus1" ); for (UInt opsIdx = 1; opsIdx <= (pcVPS->getNumLayerSets() - 1); opsIdx++) #endif { // Operation point set for( UInt i = 0; i <= pcVPS->getMaxLayerId(); i ++ ) #else assert( pcVPS->getNumHrdParameters() <= MAX_VPS_NUM_HRD_PARAMETERS ); assert( pcVPS->getMaxNuhReservedZeroLayerId() < MAX_VPS_NUH_RESERVED_ZERO_LAYER_ID_PLUS1 ); WRITE_CODE( pcVPS->getMaxNuhReservedZeroLayerId(), 6, "vps_max_nuh_reserved_zero_layer_id" ); pcVPS->setMaxOpSets(1); WRITE_UVLC( pcVPS->getMaxOpSets() - 1, "vps_max_op_sets_minus1" ); for( UInt opsIdx = 1; opsIdx <= ( pcVPS->getMaxOpSets() - 1 ); opsIdx ++ ) { // Operation point set for( UInt i = 0; i <= pcVPS->getMaxNuhReservedZeroLayerId(); i ++ ) #endif { #if !VPS_EXTN_OP_LAYER_SETS // layer Id include flag set in TAppEncTop.cpp // Only applicable for version 1 pcVPS->setLayerIdIncludedFlag( true, opsIdx, i ); #endif WRITE_FLAG( pcVPS->getLayerIdIncludedFlag( opsIdx, i ) ? 1 : 0, "layer_id_included_flag[opsIdx][i]" ); } } #if !FIX_LAYER_ID_INIT // It was still called because NECESSARY_FLAG does not exist and is by default "false" #if !NECESSARY_FLAG // Already called once in TAppEncTop.cpp #if DERIVE_LAYER_ID_LIST_VARIABLES pcVPS->deriveLayerIdListVariables(); #endif #endif #endif TimingInfo *timingInfo = pcVPS->getTimingInfo(); WRITE_FLAG(timingInfo->getTimingInfoPresentFlag(), "vps_timing_info_present_flag"); if(timingInfo->getTimingInfoPresentFlag()) { WRITE_CODE(timingInfo->getNumUnitsInTick(), 32, "vps_num_units_in_tick"); WRITE_CODE(timingInfo->getTimeScale(), 32, "vps_time_scale"); WRITE_FLAG(timingInfo->getPocProportionalToTimingFlag(), "vps_poc_proportional_to_timing_flag"); if(timingInfo->getPocProportionalToTimingFlag()) { WRITE_UVLC(timingInfo->getNumTicksPocDiffOneMinus1(), "vps_num_ticks_poc_diff_one_minus1"); } pcVPS->setNumHrdParameters( 0 ); WRITE_UVLC( pcVPS->getNumHrdParameters(), "vps_num_hrd_parameters" ); if( pcVPS->getNumHrdParameters() > 0 ) { pcVPS->createHrdParamBuffer(); } for( UInt i = 0; i < pcVPS->getNumHrdParameters(); i ++ ) { // Only applicable for version 1 pcVPS->setHrdOpSetIdx( 0, i ); WRITE_UVLC( pcVPS->getHrdOpSetIdx( i ), "hrd_op_set_idx" ); if( i > 0 ) { WRITE_FLAG( pcVPS->getCprmsPresentFlag( i ) ? 1 : 0, "cprms_present_flag[i]" ); } codeHrdParameters(pcVPS->getHrdParameters(i), pcVPS->getCprmsPresentFlag( i ), pcVPS->getMaxTLayers() - 1); } } #if SVC_EXTENSION // When MaxLayersMinus1 is greater than 0, vps_extension_flag shall be equal to 1. if( pcVPS->getMaxLayers() > 1 ) { assert( pcVPS->getVpsExtensionFlag() == true ); } WRITE_FLAG( pcVPS->getVpsExtensionFlag() ? 1 : 0, "vps_extension_flag" ); if( pcVPS->getVpsExtensionFlag() ) { while ( m_pcBitIf->getNumberOfWrittenBits() % 8 != 0 ) { WRITE_FLAG(1, "vps_extension_alignment_bit_equal_to_one"); } #if !P0125_REVERT_VPS_EXTN_OFFSET_TO_RESERVED #if VPS_EXTN_OFFSET_CALC Int vpsExntOffsetValueInBits = this->m_pcBitIf->getNumberOfWrittenBits() - numBytesInVps + 16; // 2 bytes for NUH assert( vpsExntOffsetValueInBits % 8 == 0 ); pcVPS->setExtensionOffset( vpsExntOffsetValueInBits >> 3 ); #endif #endif codeVPSExtension(pcVPS); WRITE_FLAG( 0, "vps_extension2_flag" ); // Flag value of 1 reserved } #else WRITE_FLAG( 0, "vps_extension_flag" ); #endif //future extensions here.. return; } Void TEncCavlc::codeSliceHeader ( TComSlice* pcSlice ) { #if ENC_DEC_TRACE xTraceSliceHeader (pcSlice); #endif const ChromaFormat format = pcSlice->getSPS()->getChromaFormatIdc(); const UInt numberValidComponents = getNumberValidComponents(format); const Bool chromaEnabled = isChromaEnabled(format); //calculate number of bits required for slice address Int maxSliceSegmentAddress = pcSlice->getPic()->getNumberOfCtusInFrame(); Int bitsSliceSegmentAddress = 0; while(maxSliceSegmentAddress>(1<getSliceSegmentCurStartCtuTsAddr(); //write slice address const Int sliceSegmentRsAddress = pcSlice->getPic()->getPicSym()->getCtuTsToRsAddrMap(ctuTsAddress); WRITE_FLAG( sliceSegmentRsAddress==0, "first_slice_segment_in_pic_flag" ); if ( pcSlice->getRapPicFlag() ) { WRITE_FLAG( pcSlice->getNoOutputPriorPicsFlag() ? 1 : 0, "no_output_of_prior_pics_flag" ); } WRITE_UVLC( pcSlice->getPPS()->getPPSId(), "slice_pic_parameter_set_id" ); if ( pcSlice->getPPS()->getDependentSliceSegmentsEnabledFlag() && (sliceSegmentRsAddress!=0) ) { WRITE_FLAG( pcSlice->getDependentSliceSegmentFlag() ? 1 : 0, "dependent_slice_segment_flag" ); } if(sliceSegmentRsAddress>0) { WRITE_CODE( sliceSegmentRsAddress, bitsSliceSegmentAddress, "slice_segment_address" ); } if ( !pcSlice->getDependentSliceSegmentFlag() ) { #if SVC_EXTENSION #if POC_RESET_FLAG Int iBits = 0; if( pcSlice->getPPS()->getNumExtraSliceHeaderBits() > iBits ) { WRITE_FLAG( pcSlice->getPocResetFlag(), "poc_reset_flag" ); iBits++; } if( pcSlice->getPPS()->getNumExtraSliceHeaderBits() > iBits ) { assert(!!"discardable_flag"); WRITE_FLAG(pcSlice->getDiscardableFlag(), "discardable_flag"); iBits++; } #if O0149_CROSS_LAYER_BLA_FLAG if( pcSlice->getPPS()->getNumExtraSliceHeaderBits() > iBits ) { assert(!!"cross_layer_bla_flag"); WRITE_FLAG(pcSlice->getCrossLayerBLAFlag(), "cross_layer_bla_flag"); iBits++; } #endif for ( ; iBits < pcSlice->getPPS()->getNumExtraSliceHeaderBits(); iBits++) { assert(!!"slice_reserved_undetermined_flag[]"); WRITE_FLAG(0, "slice_reserved_undetermined_flag[]"); } #else #if CROSS_LAYER_BLA_FLAG_FIX Int iBits = 0; if(pcSlice->getPPS()->getNumExtraSliceHeaderBits() > iBits) #else if (pcSlice->getPPS()->getNumExtraSliceHeaderBits()>0) #endif { assert(!!"discardable_flag"); #if NON_REF_NAL_TYPE_DISCARDABLE if (pcSlice->getDiscardableFlag()) { assert(pcSlice->getNalUnitType() != NAL_UNIT_CODED_SLICE_TRAIL_R && pcSlice->getNalUnitType() != NAL_UNIT_CODED_SLICE_TSA_R && pcSlice->getNalUnitType() != NAL_UNIT_CODED_SLICE_STSA_R && pcSlice->getNalUnitType() != NAL_UNIT_CODED_SLICE_RADL_R && pcSlice->getNalUnitType() != NAL_UNIT_CODED_SLICE_RASL_R); } #endif WRITE_FLAG(pcSlice->getDiscardableFlag(), "discardable_flag"); #if CROSS_LAYER_BLA_FLAG_FIX iBits++; #endif } #if CROSS_LAYER_BLA_FLAG_FIX if( pcSlice->getPPS()->getNumExtraSliceHeaderBits() > iBits ) { assert(!!"cross_layer_bla_flag"); WRITE_FLAG(pcSlice->getCrossLayerBLAFlag(), "cross_layer_bla_flag"); iBits++; } for (; iBits < pcSlice->getPPS()->getNumExtraSliceHeaderBits(); iBits++) #else for (Int i = 1; i < pcSlice->getPPS()->getNumExtraSliceHeaderBits(); i++) #endif { assert(!!"slice_reserved_undetermined_flag[]"); WRITE_FLAG(0, "slice_reserved_undetermined_flag[]"); } #endif #else //SVC_EXTENSION for (Int i = 0; i < pcSlice->getPPS()->getNumExtraSliceHeaderBits(); i++) { assert(!!"slice_reserved_undetermined_flag[]"); WRITE_FLAG(0, "slice_reserved_undetermined_flag[]"); } #endif //SVC_EXTENSION WRITE_UVLC( pcSlice->getSliceType(), "slice_type" ); if( pcSlice->getPPS()->getOutputFlagPresentFlag() ) { WRITE_FLAG( pcSlice->getPicOutputFlag() ? 1 : 0, "pic_output_flag" ); } #if N0065_LAYER_POC_ALIGNMENT #if O0062_POC_LSB_NOT_PRESENT_FLAG if( (pcSlice->getLayerId() > 0 && !pcSlice->getVPS()->getPocLsbNotPresentFlag( pcSlice->getVPS()->getLayerIdxInVps(pcSlice->getLayerId())) ) || !pcSlice->getIdrPicFlag()) #else if( pcSlice->getLayerId() > 0 || !pcSlice->getIdrPicFlag() ) #endif #else if( !pcSlice->getIdrPicFlag() ) #endif { #if POC_RESET_FLAG Int picOrderCntLSB; if( !pcSlice->getPocResetFlag() ) { picOrderCntLSB = (pcSlice->getPOC()-pcSlice->getLastIDR()+(1<getSPS()->getBitsForPOC())) & ((1<getSPS()->getBitsForPOC())-1); } else { picOrderCntLSB = (pcSlice->getPocValueBeforeReset()-pcSlice->getLastIDR()+(1<getSPS()->getBitsForPOC())) & ((1<getSPS()->getBitsForPOC())-1); } #else #if POC_RESET_IDC_ENCODER Int picOrderCntLSB; if( pcSlice->getPocResetIdc() == 2 ) // i.e. the LSB is reset { picOrderCntLSB = pcSlice->getPicOrderCntLsb(); // This will be the LSB value w.r.t to the previous POC reset period. } else { picOrderCntLSB = (pcSlice->getPOC() + (1<getSPS()->getBitsForPOC())) & ((1<getSPS()->getBitsForPOC())-1); } #else Int picOrderCntLSB = (pcSlice->getPOC()-pcSlice->getLastIDR()+(1<getSPS()->getBitsForPOC())) & ((1<getSPS()->getBitsForPOC())-1); #endif #endif WRITE_CODE( picOrderCntLSB, pcSlice->getSPS()->getBitsForPOC(), "pic_order_cnt_lsb"); #if N0065_LAYER_POC_ALIGNMENT #if SHM_FIX7 } #endif if( !pcSlice->getIdrPicFlag() ) { #endif TComReferencePictureSet* rps = pcSlice->getRPS(); // check for bitstream restriction stating that: // If the current picture is a BLA or CRA picture, the value of NumPocTotalCurr shall be equal to 0. // Ideally this process should not be repeated for each slice in a picture #if SVC_EXTENSION if( pcSlice->getLayerId() == 0 ) #endif if (pcSlice->isIRAP()) { for (Int picIdx = 0; picIdx < rps->getNumberOfPictures(); picIdx++) { assert (!rps->getUsed(picIdx)); } } if(pcSlice->getRPSidx() < 0) { WRITE_FLAG( 0, "short_term_ref_pic_set_sps_flag"); codeShortTermRefPicSet(pcSlice->getSPS(), rps, true, pcSlice->getSPS()->getRPSList()->getNumberOfReferencePictureSets()); } else { WRITE_FLAG( 1, "short_term_ref_pic_set_sps_flag"); Int numBits = 0; while ((1 << numBits) < pcSlice->getSPS()->getRPSList()->getNumberOfReferencePictureSets()) { numBits++; } if (numBits > 0) { WRITE_CODE( pcSlice->getRPSidx(), numBits, "short_term_ref_pic_set_idx" ); } } if(pcSlice->getSPS()->getLongTermRefsPresent()) { Int numLtrpInSH = rps->getNumberOfLongtermPictures(); Int ltrpInSPS[MAX_NUM_REF_PICS]; Int numLtrpInSPS = 0; UInt ltrpIndex; Int counter = 0; for(Int k = rps->getNumberOfPictures()-1; k > rps->getNumberOfPictures()-rps->getNumberOfLongtermPictures()-1; k--) { if (findMatchingLTRP(pcSlice, <rpIndex, rps->getPOC(k), rps->getUsed(k))) { ltrpInSPS[numLtrpInSPS] = ltrpIndex; numLtrpInSPS++; } else { counter++; } } numLtrpInSH -= numLtrpInSPS; Int bitsForLtrpInSPS = 0; while (pcSlice->getSPS()->getNumLongTermRefPicSPS() > (1 << bitsForLtrpInSPS)) { bitsForLtrpInSPS++; } if (pcSlice->getSPS()->getNumLongTermRefPicSPS() > 0) { WRITE_UVLC( numLtrpInSPS, "num_long_term_sps"); } WRITE_UVLC( numLtrpInSH, "num_long_term_pics"); // Note that the LSBs of the LT ref. pic. POCs must be sorted before. // Not sorted here because LT ref indices will be used in setRefPicList() Int prevDeltaMSB = 0, prevLSB = 0; Int offset = rps->getNumberOfNegativePictures() + rps->getNumberOfPositivePictures(); for(Int i=rps->getNumberOfPictures()-1 ; i > offset-1; i--) { if (counter < numLtrpInSPS) { if (bitsForLtrpInSPS > 0) { WRITE_CODE( ltrpInSPS[counter], bitsForLtrpInSPS, "lt_idx_sps[i]"); } } else { WRITE_CODE( rps->getPocLSBLT(i), pcSlice->getSPS()->getBitsForPOC(), "poc_lsb_lt"); WRITE_FLAG( rps->getUsed(i), "used_by_curr_pic_lt_flag"); } WRITE_FLAG( rps->getDeltaPocMSBPresentFlag(i), "delta_poc_msb_present_flag"); if(rps->getDeltaPocMSBPresentFlag(i)) { Bool deltaFlag = false; // First LTRP from SPS || First LTRP from SH || curr LSB != prev LSB if( (i == rps->getNumberOfPictures()-1) || (i == rps->getNumberOfPictures()-1-numLtrpInSPS) || (rps->getPocLSBLT(i) != prevLSB) ) { deltaFlag = true; } if(deltaFlag) { WRITE_UVLC( rps->getDeltaPocMSBCycleLT(i), "delta_poc_msb_cycle_lt[i]" ); } else { Int differenceInDeltaMSB = rps->getDeltaPocMSBCycleLT(i) - prevDeltaMSB; assert(differenceInDeltaMSB >= 0); WRITE_UVLC( differenceInDeltaMSB, "delta_poc_msb_cycle_lt[i]" ); } prevLSB = rps->getPocLSBLT(i); prevDeltaMSB = rps->getDeltaPocMSBCycleLT(i); } } } if (pcSlice->getSPS()->getTMVPFlagsPresent()) { #if R0226_SLICE_TMVP WRITE_FLAG( pcSlice->getEnableTMVPFlag() ? 1 : 0, "slice_temporal_mvp_enabled_flag" ); #else WRITE_FLAG( pcSlice->getEnableTMVPFlag() ? 1 : 0, "slice_temporal_mvp_enable_flag" ); #endif } #if N0065_LAYER_POC_ALIGNMENT && !SHM_FIX7 } #endif } #if SVC_EXTENSION if((pcSlice->getLayerId() > 0) && !(pcSlice->getVPS()->getIlpSshSignalingEnabledFlag()) && (pcSlice->getNumILRRefIdx() > 0) ) { WRITE_FLAG(pcSlice->getInterLayerPredEnabledFlag(),"inter_layer_pred_enabled_flag"); if( pcSlice->getInterLayerPredEnabledFlag()) { if(pcSlice->getNumILRRefIdx() > 1) { Int numBits = 1; while ((1 << numBits) < pcSlice->getNumILRRefIdx()) { numBits++; } if( !pcSlice->getVPS()->getMaxOneActiveRefLayerFlag()) { WRITE_CODE(pcSlice->getActiveNumILRRefIdx() - 1, numBits,"num_inter_layer_ref_pics_minus1"); } if( pcSlice->getNumILRRefIdx() != pcSlice->getActiveNumILRRefIdx() ) { for(Int i = 0; i < pcSlice->getActiveNumILRRefIdx(); i++ ) { WRITE_CODE(pcSlice->getInterLayerPredLayerIdc(i),numBits,"inter_layer_pred_layer_idc[i]"); } } } } } #if P0312_VERT_PHASE_ADJ for(Int i = 0; i < pcSlice->getActiveNumILRRefIdx(); i++ ) { UInt refLayerIdc = pcSlice->getInterLayerPredLayerIdc(i); if( pcSlice->getSPS()->getVertPhasePositionEnableFlag(refLayerIdc) ) { WRITE_FLAG( pcSlice->getVertPhasePositionFlag(refLayerIdc), "vert_phase_position_flag" ); } } #endif #endif //SVC_EXTENSION if(pcSlice->getSPS()->getUseSAO()) { WRITE_FLAG( pcSlice->getSaoEnabledFlag(CHANNEL_TYPE_LUMA), "slice_sao_luma_flag" ); if (chromaEnabled) WRITE_FLAG( pcSlice->getSaoEnabledFlag(CHANNEL_TYPE_CHROMA), "slice_sao_chroma_flag" ); } //check if numrefidxes match the defaults. If not, override if (!pcSlice->isIntra()) { Bool overrideFlag = (pcSlice->getNumRefIdx( REF_PIC_LIST_0 )!=pcSlice->getPPS()->getNumRefIdxL0DefaultActive()||(pcSlice->isInterB()&&pcSlice->getNumRefIdx( REF_PIC_LIST_1 )!=pcSlice->getPPS()->getNumRefIdxL1DefaultActive())); WRITE_FLAG( overrideFlag ? 1 : 0, "num_ref_idx_active_override_flag"); if (overrideFlag) { WRITE_UVLC( pcSlice->getNumRefIdx( REF_PIC_LIST_0 ) - 1, "num_ref_idx_l0_active_minus1" ); if (pcSlice->isInterB()) { WRITE_UVLC( pcSlice->getNumRefIdx( REF_PIC_LIST_1 ) - 1, "num_ref_idx_l1_active_minus1" ); } else { pcSlice->setNumRefIdx(REF_PIC_LIST_1, 0); } } } else { pcSlice->setNumRefIdx(REF_PIC_LIST_0, 0); pcSlice->setNumRefIdx(REF_PIC_LIST_1, 0); } if( pcSlice->getPPS()->getListsModificationPresentFlag() && pcSlice->getNumRpsCurrTempList() > 1) { TComRefPicListModification* refPicListModification = pcSlice->getRefPicListModification(); if(!pcSlice->isIntra()) { WRITE_FLAG(pcSlice->getRefPicListModification()->getRefPicListModificationFlagL0() ? 1 : 0, "ref_pic_list_modification_flag_l0" ); if (pcSlice->getRefPicListModification()->getRefPicListModificationFlagL0()) { Int numRpsCurrTempList0 = pcSlice->getNumRpsCurrTempList(); if (numRpsCurrTempList0 > 1) { Int length = 1; numRpsCurrTempList0 --; while ( numRpsCurrTempList0 >>= 1) { length ++; } for(Int i = 0; i < pcSlice->getNumRefIdx( REF_PIC_LIST_0 ); i++) { WRITE_CODE( refPicListModification->getRefPicSetIdxL0(i), length, "list_entry_l0"); } } } } if(pcSlice->isInterB()) { WRITE_FLAG(pcSlice->getRefPicListModification()->getRefPicListModificationFlagL1() ? 1 : 0, "ref_pic_list_modification_flag_l1" ); if (pcSlice->getRefPicListModification()->getRefPicListModificationFlagL1()) { Int numRpsCurrTempList1 = pcSlice->getNumRpsCurrTempList(); if ( numRpsCurrTempList1 > 1 ) { Int length = 1; numRpsCurrTempList1 --; while ( numRpsCurrTempList1 >>= 1) { length ++; } for(Int i = 0; i < pcSlice->getNumRefIdx( REF_PIC_LIST_1 ); i++) { WRITE_CODE( refPicListModification->getRefPicSetIdxL1(i), length, "list_entry_l1"); } } } } } if (pcSlice->isInterB()) { WRITE_FLAG( pcSlice->getMvdL1ZeroFlag() ? 1 : 0, "mvd_l1_zero_flag"); } if(!pcSlice->isIntra()) { if (!pcSlice->isIntra() && pcSlice->getPPS()->getCabacInitPresentFlag()) { SliceType sliceType = pcSlice->getSliceType(); Int encCABACTableIdx = pcSlice->getPPS()->getEncCABACTableIdx(); Bool encCabacInitFlag = (sliceType!=encCABACTableIdx && encCABACTableIdx!=I_SLICE) ? true : false; pcSlice->setCabacInitFlag( encCabacInitFlag ); WRITE_FLAG( encCabacInitFlag?1:0, "cabac_init_flag" ); } } if ( pcSlice->getEnableTMVPFlag() ) { if ( pcSlice->getSliceType() == B_SLICE ) { WRITE_FLAG( pcSlice->getColFromL0Flag(), "collocated_from_l0_flag" ); } if ( pcSlice->getSliceType() != I_SLICE && ((pcSlice->getColFromL0Flag()==1 && pcSlice->getNumRefIdx(REF_PIC_LIST_0)>1)|| (pcSlice->getColFromL0Flag()==0 && pcSlice->getNumRefIdx(REF_PIC_LIST_1)>1))) { WRITE_UVLC( pcSlice->getColRefIdx(), "collocated_ref_idx" ); } } if ( (pcSlice->getPPS()->getUseWP() && pcSlice->getSliceType()==P_SLICE) || (pcSlice->getPPS()->getWPBiPred() && pcSlice->getSliceType()==B_SLICE) ) { xCodePredWeightTable( pcSlice ); } assert(pcSlice->getMaxNumMergeCand()<=MRG_MAX_NUM_CANDS); if (!pcSlice->isIntra()) { WRITE_UVLC(MRG_MAX_NUM_CANDS - pcSlice->getMaxNumMergeCand(), "five_minus_max_num_merge_cand"); } Int iCode = pcSlice->getSliceQp() - ( pcSlice->getPPS()->getPicInitQPMinus26() + 26 ); WRITE_SVLC( iCode, "slice_qp_delta" ); if (pcSlice->getPPS()->getSliceChromaQpFlag()) { if (numberValidComponents > COMPONENT_Cb) { WRITE_SVLC( pcSlice->getSliceChromaQpDelta(COMPONENT_Cb), "slice_qp_delta_cb" ); } if (numberValidComponents > COMPONENT_Cr) { WRITE_SVLC( pcSlice->getSliceChromaQpDelta(COMPONENT_Cr), "slice_qp_delta_cr" ); } assert(numberValidComponents <= COMPONENT_Cr+1); } if (pcSlice->getPPS()->getChromaQpAdjTableSize() > 0) { WRITE_FLAG(pcSlice->getUseChromaQpAdj(), "slice_chroma_qp_adjustment_enabled_flag"); } if (pcSlice->getPPS()->getDeblockingFilterControlPresentFlag()) { if (pcSlice->getPPS()->getDeblockingFilterOverrideEnabledFlag() ) { WRITE_FLAG(pcSlice->getDeblockingFilterOverrideFlag(), "deblocking_filter_override_flag"); } if (pcSlice->getDeblockingFilterOverrideFlag()) { WRITE_FLAG(pcSlice->getDeblockingFilterDisable(), "slice_disable_deblocking_filter_flag"); if(!pcSlice->getDeblockingFilterDisable()) { WRITE_SVLC (pcSlice->getDeblockingFilterBetaOffsetDiv2(), "slice_beta_offset_div2"); WRITE_SVLC (pcSlice->getDeblockingFilterTcOffsetDiv2(), "slice_tc_offset_div2"); } } } Bool isSAOEnabled = pcSlice->getSPS()->getUseSAO() && (pcSlice->getSaoEnabledFlag(CHANNEL_TYPE_LUMA) || (chromaEnabled && pcSlice->getSaoEnabledFlag(CHANNEL_TYPE_CHROMA))); Bool isDBFEnabled = (!pcSlice->getDeblockingFilterDisable()); if(pcSlice->getPPS()->getLoopFilterAcrossSlicesEnabledFlag() && ( isSAOEnabled || isDBFEnabled )) { WRITE_FLAG(pcSlice->getLFCrossSliceBoundaryFlag()?1:0, "slice_loop_filter_across_slices_enabled_flag"); } } #if !POC_RESET_IDC_SIGNALLING // Wrong place to put slice header extension if(pcSlice->getPPS()->getSliceHeaderExtensionPresentFlag()) { WRITE_UVLC(0,"slice_header_extension_length"); } #endif } Void TEncCavlc::codePTL( TComPTL* pcPTL, Bool profilePresentFlag, Int maxNumSubLayersMinus1) { if(profilePresentFlag) { codeProfileTier(pcPTL->getGeneralPTL()); // general_... } WRITE_CODE( Int(pcPTL->getGeneralPTL()->getLevelIdc()), 8, "general_level_idc" ); for (Int i = 0; i < maxNumSubLayersMinus1; i++) { #if MULTIPLE_PTL_SUPPORT WRITE_FLAG( pcPTL->getSubLayerProfilePresentFlag(i), "sub_layer_profile_present_flag[i]" ); #else if(profilePresentFlag) { WRITE_FLAG( pcPTL->getSubLayerProfilePresentFlag(i), "sub_layer_profile_present_flag[i]" ); } #endif WRITE_FLAG( pcPTL->getSubLayerLevelPresentFlag(i), "sub_layer_level_present_flag[i]" ); } if (maxNumSubLayersMinus1 > 0) { for (Int i = maxNumSubLayersMinus1; i < 8; i++) { WRITE_CODE(0, 2, "reserved_zero_2bits"); } } for(Int i = 0; i < maxNumSubLayersMinus1; i++) { #if MULTIPLE_PTL_SUPPORT if( pcPTL->getSubLayerProfilePresentFlag(i) ) #else if( profilePresentFlag && pcPTL->getSubLayerProfilePresentFlag(i) ) #endif { codeProfileTier(pcPTL->getSubLayerPTL(i)); // sub_layer_... } if( pcPTL->getSubLayerLevelPresentFlag(i) ) { WRITE_CODE( Int(pcPTL->getSubLayerPTL(i)->getLevelIdc()), 8, "sub_layer_level_idc[i]" ); } } } Void TEncCavlc::codeProfileTier( ProfileTierLevel* ptl ) { WRITE_CODE( ptl->getProfileSpace(), 2 , "XXX_profile_space[]"); WRITE_FLAG( ptl->getTierFlag()==Level::HIGH, "XXX_tier_flag[]" ); #if MULTIPLE_PTL_SUPPORT WRITE_CODE( (ptl->getProfileIdc() == Profile::SCALABLEMAIN || ptl->getProfileIdc() == Profile::SCALABLEMAIN10) ? 7 : Int(ptl->getProfileIdc()), 5 , "XXX_profile_idc[]" ); #else WRITE_CODE( Int(ptl->getProfileIdc()), 5 , "XXX_profile_idc[]" ); #endif for(Int j = 0; j < 32; j++) { WRITE_FLAG( ptl->getProfileCompatibilityFlag(j), "XXX_profile_compatibility_flag[][j]"); } WRITE_FLAG(ptl->getProgressiveSourceFlag(), "general_progressive_source_flag"); WRITE_FLAG(ptl->getInterlacedSourceFlag(), "general_interlaced_source_flag"); WRITE_FLAG(ptl->getNonPackedConstraintFlag(), "general_non_packed_constraint_flag"); WRITE_FLAG(ptl->getFrameOnlyConstraintFlag(), "general_frame_only_constraint_flag"); if (ptl->getProfileIdc() == Profile::MAINREXT || ptl->getProfileIdc() == Profile::HIGHTHROUGHPUTREXT ) { const UInt bitDepthConstraint=ptl->getBitDepthConstraint(); WRITE_FLAG(bitDepthConstraint<=12, "general_max_12bit_constraint_flag"); WRITE_FLAG(bitDepthConstraint<=10, "general_max_10bit_constraint_flag"); WRITE_FLAG(bitDepthConstraint<= 8, "general_max_8bit_constraint_flag"); const ChromaFormat chromaFmtConstraint=ptl->getChromaFormatConstraint(); WRITE_FLAG(chromaFmtConstraint==CHROMA_422||chromaFmtConstraint==CHROMA_420||chromaFmtConstraint==CHROMA_400, "general_max_422chroma_constraint_flag"); WRITE_FLAG(chromaFmtConstraint==CHROMA_420||chromaFmtConstraint==CHROMA_400, "general_max_420chroma_constraint_flag"); WRITE_FLAG(chromaFmtConstraint==CHROMA_400, "general_max_monochrome_constraint_flag"); WRITE_FLAG(ptl->getIntraConstraintFlag(), "general_intra_constraint_flag"); WRITE_FLAG(0, "general_one_picture_only_constraint_flag"); WRITE_FLAG(ptl->getLowerBitRateConstraintFlag(), "general_lower_bit_rate_constraint_flag"); #if MULTIPLE_PTL_SUPPORT WRITE_CODE(0, 32, "general_reserved_zero_34bits"); WRITE_CODE(0, 2, "general_reserved_zero_34bits"); } else if( ptl->getProfileIdc() == Profile::SCALABLEMAIN || ptl->getProfileIdc() == Profile::SCALABLEMAIN10 ) // at encoder side, scalable-main10 profile has a profile idc equal to 8, which is converted to 7 during signalling { WRITE_FLAG(true, "general_max_12bit_constraint_flag"); WRITE_FLAG(true, "general_max_10bit_constraint_flag"); WRITE_FLAG((ptl->getProfileIdc() == Profile::SCALABLEMAIN) ? true : false, "general_max_8bit_constraint_flag"); WRITE_FLAG(true, "general_max_422chroma_constraint_flag"); WRITE_FLAG(true, "general_max_420chroma_constraint_flag"); WRITE_FLAG(false, "general_max_monochrome_constraint_flag"); WRITE_FLAG(false, "general_intra_constraint_flag"); WRITE_FLAG(false, "general_one_picture_only_constraint_flag"); WRITE_FLAG(true, "general_lower_bit_rate_constraint_flag"); WRITE_CODE(0, 32, "general_reserved_zero_34bits"); WRITE_CODE(0, 2, "general_reserved_zero_34bits"); } else { WRITE_CODE(0, 32, "general_reserved_zero_43bits"); WRITE_CODE(0, 11, "general_reserved_zero_43bits"); } if( ( ptl->getProfileIdc() >= 1 && ptl->getProfileIdc() <= 5 ) || ptl->getProfileCompatibilityFlag(1) || ptl->getProfileCompatibilityFlag(2) || ptl->getProfileCompatibilityFlag(3) || ptl->getProfileCompatibilityFlag(4) || ptl->getProfileCompatibilityFlag(5) ) { WRITE_FLAG(false, "general_inbld_flag"); } else { WRITE_FLAG(false, "general_reserved_zero_bit"); } #else WRITE_CODE(0 , 16, "XXX_reserved_zero_35bits[0..15]"); WRITE_CODE(0 , 16, "XXX_reserved_zero_35bits[16..31]"); WRITE_CODE(0 , 3, "XXX_reserved_zero_35bits[32..34]"); } else { WRITE_CODE(0x0000 , 16, "XXX_reserved_zero_44bits[0..15]"); WRITE_CODE(0x0000 , 16, "XXX_reserved_zero_44bits[16..31]"); WRITE_CODE(0x000 , 12, "XXX_reserved_zero_44bits[32..43]"); } #endif } /** - write tiles and wavefront substreams sizes for the slice header. . \param pcSlice Where we find the substream size information. */ Void TEncCavlc::codeTilesWPPEntryPoint( TComSlice* pSlice ) { if (!pSlice->getPPS()->getTilesEnabledFlag() && !pSlice->getPPS()->getEntropyCodingSyncEnabledFlag()) { return; } UInt maxOffset = 0; for(Int idx=0; idxgetNumberOfSubstreamSizes(); idx++) { UInt offset=pSlice->getSubstreamSize(idx); if ( offset > maxOffset ) { maxOffset = offset; } } // Determine number of bits "offsetLenMinus1+1" required for entry point information UInt offsetLenMinus1 = 0; while (maxOffset >= (1u << (offsetLenMinus1 + 1))) { offsetLenMinus1++; assert(offsetLenMinus1 + 1 < 32); } WRITE_UVLC(pSlice->getNumberOfSubstreamSizes(), "num_entry_point_offsets"); if (pSlice->getNumberOfSubstreamSizes()>0) { WRITE_UVLC(offsetLenMinus1, "offset_len_minus1"); for (UInt idx=0; idxgetNumberOfSubstreamSizes(); idx++) { WRITE_CODE(pSlice->getSubstreamSize(idx)-1, offsetLenMinus1+1, "entry_point_offset_minus1"); } } } Void TEncCavlc::codeTerminatingBit ( UInt uilsLast ) { } Void TEncCavlc::codeSliceFinish () { } Void TEncCavlc::codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList ) { assert(0); } Void TEncCavlc::codePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) { assert(0); } Void TEncCavlc::codePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx ) { assert(0); } Void TEncCavlc::codeMergeFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx ) { assert(0); } Void TEncCavlc::codeMergeIndex ( TComDataCU* pcCU, UInt uiAbsPartIdx ) { assert(0); } Void TEncCavlc::codeInterModeFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiEncMode ) { assert(0); } Void TEncCavlc::codeCUTransquantBypassFlag( TComDataCU* pcCU, UInt uiAbsPartIdx ) { assert(0); } Void TEncCavlc::codeSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx ) { assert(0); } Void TEncCavlc::codeSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) { assert(0); } Void TEncCavlc::codeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx ) { assert(0); } Void TEncCavlc::codeQtCbf( TComTU &rTu, const ComponentID compID, const Bool lowestLevel ) { assert(0); } Void TEncCavlc::codeQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx ) { assert(0); } Void TEncCavlc::codeQtCbfZero( TComTU &rTu, const ChannelType chType ) { assert(0); } Void TEncCavlc::codeQtRootCbfZero( TComDataCU* pcCU ) { assert(0); } Void TEncCavlc::codeTransformSkipFlags (TComTU &rTu, ComponentID component ) { assert(0); } /** Code I_PCM information. * \param pcCU pointer to CU * \param uiAbsPartIdx CU index * \returns Void */ Void TEncCavlc::codeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx ) { assert(0); } Void TEncCavlc::codeIntraDirLumaAng( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool isMultiple) { assert(0); } Void TEncCavlc::codeIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx ) { assert(0); } Void TEncCavlc::codeInterDir( TComDataCU* pcCU, UInt uiAbsPartIdx ) { assert(0); } Void TEncCavlc::codeRefFrmIdx( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList ) { assert(0); } Void TEncCavlc::codeMvd( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList ) { assert(0); } Void TEncCavlc::codeCrossComponentPrediction( TComTU& /*rTu*/, ComponentID /*compID*/ ) { assert(0); } Void TEncCavlc::codeDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx ) { Int iDQp = pcCU->getQP( uiAbsPartIdx ) - pcCU->getRefQP( uiAbsPartIdx ); #if REPN_FORMAT_IN_VPS Int qpBdOffsetY = pcCU->getSlice()->getQpBDOffsetY(); #else Int qpBdOffsetY = pcCU->getSlice()->getSPS()->getQpBDOffset(CHANNEL_TYPE_LUMA); #endif iDQp = (iDQp + 78 + qpBdOffsetY + (qpBdOffsetY/2)) % (52 + qpBdOffsetY) - 26 - (qpBdOffsetY/2); xWriteSvlc( iDQp ); return; } Void TEncCavlc::codeChromaQpAdjustment( TComDataCU* pcCU, UInt uiAbsPartIdx ) { assert(0); } Void TEncCavlc::codeCoeffNxN ( TComTU &rTu, TCoeff* pcCoef, const ComponentID compID ) { assert(0); } Void TEncCavlc::estBit( estBitsSbacStruct* pcEstBitsCabac, Int width, Int height, ChannelType chType ) { // printf("error : no VLC mode support in this version\n"); return; } // ==================================================================================================================== // Protected member functions // ==================================================================================================================== /** code explicit wp tables * \param TComSlice* pcSlice * \returns Void */ Void TEncCavlc::xCodePredWeightTable( TComSlice* pcSlice ) { WPScalingParam *wp; const ChromaFormat format = pcSlice->getPic()->getChromaFormat(); const UInt numberValidComponents = getNumberValidComponents(format); const Bool bChroma = isChromaEnabled(format); const Int iNbRef = (pcSlice->getSliceType() == B_SLICE ) ? (2) : (1); Bool bDenomCoded = false; UInt uiMode = 0; UInt uiTotalSignalledWeightFlags = 0; if ( (pcSlice->getSliceType()==P_SLICE && pcSlice->getPPS()->getUseWP()) || (pcSlice->getSliceType()==B_SLICE && pcSlice->getPPS()->getWPBiPred()) ) { uiMode = 1; // explicit } if(uiMode == 1) { for ( Int iNumRef=0 ; iNumRefgetNumRefIdx(eRefPicList) ; iRefIdx++ ) { pcSlice->getWpScaling(eRefPicList, iRefIdx, wp); if ( !bDenomCoded ) { Int iDeltaDenom; WRITE_UVLC( wp[COMPONENT_Y].uiLog2WeightDenom, "luma_log2_weight_denom" ); // ue(v): luma_log2_weight_denom if( bChroma ) { assert(wp[COMPONENT_Cb].uiLog2WeightDenom == wp[COMPONENT_Cr].uiLog2WeightDenom); // check the channel-type settings are consistent across components. iDeltaDenom = (wp[COMPONENT_Cb].uiLog2WeightDenom - wp[COMPONENT_Y].uiLog2WeightDenom); WRITE_SVLC( iDeltaDenom, "delta_chroma_log2_weight_denom" ); // se(v): delta_chroma_log2_weight_denom } bDenomCoded = true; } WRITE_FLAG( wp[COMPONENT_Y].bPresentFlag, "luma_weight_lX_flag" ); // u(1): luma_weight_lX_flag uiTotalSignalledWeightFlags += wp[COMPONENT_Y].bPresentFlag; } if (bChroma) { for ( Int iRefIdx=0 ; iRefIdxgetNumRefIdx(eRefPicList) ; iRefIdx++ ) { pcSlice->getWpScaling(eRefPicList, iRefIdx, wp); assert(wp[COMPONENT_Cb].bPresentFlag == wp[COMPONENT_Cr].bPresentFlag); // check the channel-type settings are consistent across components. WRITE_FLAG( wp[COMPONENT_Cb].bPresentFlag, "chroma_weight_lX_flag" ); // u(1): chroma_weight_lX_flag uiTotalSignalledWeightFlags += 2*wp[COMPONENT_Cb].bPresentFlag; } } for ( Int iRefIdx=0 ; iRefIdxgetNumRefIdx(eRefPicList) ; iRefIdx++ ) { pcSlice->getWpScaling(eRefPicList, iRefIdx, wp); if ( wp[COMPONENT_Y].bPresentFlag ) { Int iDeltaWeight = (wp[COMPONENT_Y].iWeight - (1<getSPS()->getUseHighPrecisionPredictionWeighting() ? (1<>(wp[j].uiLog2WeightDenom) ) ); Int iDeltaChroma = (wp[j].iOffset - pred); WRITE_SVLC( iDeltaChroma, "delta_chroma_offset_lX" ); // se(v): delta_chroma_offset_lX } } } } } assert(uiTotalSignalledWeightFlags<=24); } } /** code quantization matrix * \param scalingList quantization matrix information */ Void TEncCavlc::codeScalingList( TComScalingList* scalingList ) { UInt listId,sizeId; Bool scalingListPredModeFlag; //for each size for(sizeId = 0; sizeId < SCALING_LIST_SIZE_NUM; sizeId++) { Int predListStep = (sizeId == SCALING_LIST_32x32? (SCALING_LIST_NUM/NUMBER_OF_PREDICTION_MODES) : 1); // if 32x32, skip over chroma entries. for(listId = 0; listId < SCALING_LIST_NUM; listId+=predListStep) { scalingListPredModeFlag = scalingList->checkPredMode( sizeId, listId ); WRITE_FLAG( scalingListPredModeFlag, "scaling_list_pred_mode_flag" ); if(!scalingListPredModeFlag)// Copy Mode { if (sizeId == SCALING_LIST_32x32) { // adjust the code, to cope with the missing chroma entries WRITE_UVLC( ((Int)listId - (Int)scalingList->getRefMatrixId (sizeId,listId)) / (SCALING_LIST_NUM/NUMBER_OF_PREDICTION_MODES), "scaling_list_pred_matrix_id_delta"); } else { WRITE_UVLC( (Int)listId - (Int)scalingList->getRefMatrixId (sizeId,listId), "scaling_list_pred_matrix_id_delta"); } } else// DPCM Mode { xCodeScalingList(scalingList, sizeId, listId); } } } return; } /** code DPCM * \param scalingList quantization matrix information * \param sizeIdc size index * \param listIdc list index */ Void TEncCavlc::xCodeScalingList(TComScalingList* scalingList, UInt sizeId, UInt listId) { Int coefNum = min(MAX_MATRIX_COEF_NUM,(Int)g_scalingListSize[sizeId]); UInt* scan = g_scanOrder[SCAN_UNGROUPED][SCAN_DIAG][sizeId==0 ? 2 : 3][sizeId==0 ? 2 : 3]; Int nextCoef = SCALING_LIST_START_VALUE; Int data; Int *src = scalingList->getScalingListAddress(sizeId, listId); if( sizeId > SCALING_LIST_8x8 ) { WRITE_SVLC( scalingList->getScalingListDC(sizeId,listId) - 8, "scaling_list_dc_coef_minus8"); nextCoef = scalingList->getScalingListDC(sizeId,listId); } for(Int i=0;i 127) { data = data - 256; } if(data < -128) { data = data + 256; } WRITE_SVLC( data, "scaling_list_delta_coef"); } } Bool TEncCavlc::findMatchingLTRP ( TComSlice* pcSlice, UInt *ltrpsIndex, Int ltrpPOC, Bool usedFlag ) { // Bool state = true, state2 = false; Int lsb = ltrpPOC & ((1<getSPS()->getBitsForPOC())-1); for (Int k = 0; k < pcSlice->getSPS()->getNumLongTermRefPicSPS(); k++) { if ( (lsb == pcSlice->getSPS()->getLtRefPicPocLsbSps(k)) && (usedFlag == pcSlice->getSPS()->getUsedByCurrPicLtSPSFlag(k)) ) { *ltrpsIndex = k; return true; } } return false; } Bool TComScalingList::checkPredMode(UInt sizeId, UInt listId) { Int predListStep = (sizeId == SCALING_LIST_32x32? (SCALING_LIST_NUM/NUMBER_OF_PREDICTION_MODES) : 1); // if 32x32, skip over chroma entries. for(Int predListIdx = (Int)listId ; predListIdx >= 0; predListIdx-=predListStep) { if( !memcmp(getScalingListAddress(sizeId,listId),((listId == predListIdx) ? getScalingListDefaultAddress(sizeId, predListIdx): getScalingListAddress(sizeId, predListIdx)),sizeof(Int)*min(MAX_MATRIX_COEF_NUM,(Int)g_scalingListSize[sizeId])) // check value of matrix && ((sizeId < SCALING_LIST_16x16) || (getScalingListDC(sizeId,listId) == getScalingListDC(sizeId,predListIdx)))) // check DC value { setRefMatrixId(sizeId, listId, predListIdx); return false; } } return true; } Void TEncCavlc::codeExplicitRdpcmMode( TComTU &rTu, const ComponentID compID ) { assert(0); } #if SVC_EXTENSION #if POC_RESET_IDC_SIGNALLING Void TEncCavlc::codeSliceHeaderExtn( TComSlice* slice, Int shBitsWrittenTillNow ) { Int tmpBitsBeforeWriting = getNumberOfWrittenBits(); Int maxPocLsb = 1 << slice->getSPS()->getBitsForPOC(); if(slice->getPPS()->getSliceHeaderExtensionPresentFlag()) { // Derive the value of PocMsbValRequiredFlag #if P0297_VPS_POC_LSB_ALIGNED_FLAG slice->setPocMsbValRequiredFlag( (slice->getCraPicFlag() || slice->getBlaPicFlag()) && (!slice->getVPS()->getVpsPocLsbAlignedFlag() || (slice->getVPS()->getVpsPocLsbAlignedFlag() && slice->getVPS()->getNumDirectRefLayers(slice->getLayerId()) == 0)) ); #else slice->setPocMsbValRequiredFlag( slice->getCraPicFlag() || slice->getBlaPicFlag() ); #endif // Determine value of SH extension length. Int shExtnLengthInBit = 0; if (slice->getPPS()->getPocResetInfoPresentFlag()) { shExtnLengthInBit += 2; } if (slice->getPocResetIdc() > 0) { shExtnLengthInBit += 6; } if (slice->getPocResetIdc() == 3) { shExtnLengthInBit += (slice->getSPS()->getBitsForPOC() + 1); } #if P0297_VPS_POC_LSB_ALIGNED_FLAG if (!slice->getPocMsbValRequiredFlag() && slice->getVPS()->getVpsPocLsbAlignedFlag()) #else if (!slice->getPocMsbValRequiredFlag() /* && vps_poc_lsb_aligned_flag */) #endif { shExtnLengthInBit++; } else { if( slice->getPocMsbValRequiredFlag() ) { slice->setPocMsbValPresentFlag( true ); } else { slice->setPocMsbValPresentFlag( false ); } } #if P0297_VPS_POC_LSB_ALIGNED_FLAG if (slice->getPocMsbNeeded()) { slice->setPocMsbValPresentFlag(true); } #endif if (slice->getPocMsbValPresentFlag()) { UInt lengthVal = 1; UInt tempVal = (slice->getPocMsbVal() / maxPocLsb) + 1; assert ( tempVal ); while( 1 != tempVal ) { tempVal >>= 1; lengthVal += 2; } shExtnLengthInBit += lengthVal; } Int shExtnAdditionalBits = 0; if(shExtnLengthInBit % 8 != 0) { shExtnAdditionalBits = 8 - (shExtnLengthInBit % 8); } Int shExtnLength = (shExtnLengthInBit + shExtnAdditionalBits) / 8; WRITE_UVLC( shExtnLength, "slice_header_extension_length" ); if(slice->getPPS()->getPocResetInfoPresentFlag()) { WRITE_CODE( slice->getPocResetIdc(), 2, "poc_reset_idc"); } if(slice->getPocResetIdc() > 0) { WRITE_CODE( slice->getPocResetPeriodId(), 6, "poc_reset_period_id"); } if(slice->getPocResetIdc() == 3) { WRITE_FLAG( slice->getFullPocResetFlag() ? 1 : 0, "full_poc_reset_flag"); WRITE_CODE( slice->getPocLsbVal(), slice->getSPS()->getBitsForPOC(), "poc_lsb_val"); } #if P0297_VPS_POC_LSB_ALIGNED_FLAG if (!slice->getPocMsbValRequiredFlag() && slice->getVPS()->getVpsPocLsbAlignedFlag()) #else if (!slice->getPocMsbValRequiredFlag() /* && vps_poc_lsb_aligned_flag */) #endif { #if P0297_VPS_POC_LSB_ALIGNED_FLAG WRITE_FLAG( slice->getPocMsbValPresentFlag(), "poc_msb_cycle_val_present_flag" ); #else WRITE_FLAG( slice->getPocMsbValPresentFlag(), "poc_msb_val_present_flag" ); #endif } if (slice->getPocMsbValPresentFlag()) { assert(slice->getPocMsbVal() % maxPocLsb == 0); #if P0297_VPS_POC_LSB_ALIGNED_FLAG WRITE_UVLC(slice->getPocMsbVal() / maxPocLsb, "poc_msb_cycle_val"); #else WRITE_UVLC(slice->getPocMsbVal() / maxPocLsb, "poc_msb_val"); #endif } for (Int i = 0; i < shExtnAdditionalBits; i++) { #if Q0146_SSH_EXT_DATA_BIT WRITE_FLAG( 1, "slice_segment_header_extension_data_bit"); #else WRITE_FLAG( 1, "slice_segment_header_extension_reserved_bit"); #endif } } shBitsWrittenTillNow += ( getNumberOfWrittenBits() - tmpBitsBeforeWriting ); // Slice header byte_alignment() included in xAttachSliceDataToNalUnit } #endif Void TEncCavlc::codeVPSExtension (TComVPS *vps) { // ... More syntax elements to be written here #if P0300_ALT_OUTPUT_LAYER_FLAG Int NumOutputLayersInOutputLayerSet[MAX_VPS_LAYER_SETS_PLUS1]; Int OlsHighestOutputLayerId[MAX_VPS_LAYER_SETS_PLUS1]; #endif #if LIST_OF_PTL if( vps->getMaxLayers() > 1 && vps->getBaseLayerInternalFlag() ) { #if MULTIPLE_PTL_SUPPORT codePTL( vps->getPTL(1), false, vps->getMaxTLayers() - 1 ); #else codePTL( vps->getPTLForExtn(1), false, vps->getMaxTLayers() - 1 ); #endif } #endif #if VPS_EXTN_MASK_AND_DIM_INFO UInt i = 0, j = 0; #if !VPS_AVC_BL_FLAG_REMOVAL WRITE_FLAG( vps->getAvcBaseLayerFlag(), "avc_base_layer_flag" ); #endif #if !P0307_REMOVE_VPS_VUI_OFFSET #if O0109_MOVE_VPS_VUI_FLAG WRITE_FLAG( 1, "vps_vui_present_flag" ); vps->setVpsVuiPresentFlag(true); if ( vps->getVpsVuiPresentFlag() ) { #if VPS_VUI_OFFSET WRITE_CODE( vps->getVpsVuiOffset( ), 16, "vps_vui_offset" ); #endif WRITE_FLAG( vps->getSplittingFlag(), "splitting_flag" ); } #else #if VPS_VUI_OFFSET WRITE_CODE( vps->getVpsVuiOffset( ), 16, "vps_vui_offset" ); #endif WRITE_FLAG( vps->getSplittingFlag(), "splitting_flag" ); #endif // O0109_MOVE_VPS_VUI_FLAG #endif WRITE_FLAG( vps->getSplittingFlag(), "splitting_flag" ); for(i = 0; i < MAX_VPS_NUM_SCALABILITY_TYPES; i++) { WRITE_FLAG( vps->getScalabilityMask(i), "scalability_mask[i]" ); } for(j = 0; j < vps->getNumScalabilityTypes() - vps->getSplittingFlag(); j++) { WRITE_CODE( vps->getDimensionIdLen(j) - 1, 3, "dimension_id_len_minus1[j]" ); } // The value of dimBitOffset[ NumScalabilityTypes ] is set equal to 6. if(vps->getSplittingFlag()) { UInt splDimSum=0; for(j = 0; j < vps->getNumScalabilityTypes(); j++) { splDimSum+=(vps->getDimensionIdLen(j)); } assert(splDimSum<=6); } WRITE_FLAG( vps->getNuhLayerIdPresentFlag(), "vps_nuh_layer_id_present_flag" ); for(i = 1; i < vps->getMaxLayers(); i++) { if( vps->getNuhLayerIdPresentFlag() ) { WRITE_CODE( vps->getLayerIdInNuh(i), 6, "layer_id_in_nuh[i]" ); } if( !vps->getSplittingFlag() ) { for(j = 0; j < vps->getNumScalabilityTypes(); j++) { UInt bits = vps->getDimensionIdLen(j); WRITE_CODE( vps->getDimensionId(i, j), bits, "dimension_id[i][j]" ); } } } #endif #if VIEW_ID_RELATED_SIGNALING // if ( pcVPS->getNumViews() > 1 ) // However, this is a bug in the text since, view_id_len_minus1 is needed to parse view_id_val. { #if O0109_VIEW_ID_LEN WRITE_CODE( vps->getViewIdLen( ), 4, "view_id_len" ); assert ( vps->getNumViews() >= (1<getViewIdLen()) ); #else WRITE_CODE( vps->getViewIdLenMinus1( ), 4, "view_id_len_minus1" ); #endif } #if O0109_VIEW_ID_LEN if ( vps->getViewIdLen() > 0 ) { #endif for( i = 0; i < vps->getNumViews(); i++ ) { #if O0109_VIEW_ID_LEN WRITE_CODE( vps->getViewIdVal( i ), vps->getViewIdLen( ), "view_id_val[i]" ); #else WRITE_CODE( vps->getViewIdVal( i ), vps->getViewIdLenMinus1( ) + 1, "view_id_val[i]" ); #endif } #if O0109_VIEW_ID_LEN } #endif #endif // VIEW_ID_RELATED_SIGNALING #if VPS_EXTN_DIRECT_REF_LAYERS for( Int layerCtr = 1; layerCtr < vps->getMaxLayers(); layerCtr++) { for( Int refLayerCtr = 0; refLayerCtr < layerCtr; refLayerCtr++) { WRITE_FLAG(vps->getDirectDependencyFlag(layerCtr, refLayerCtr), "direct_dependency_flag[i][j]" ); } } #endif #if MOVE_ADDN_LS_SIGNALLING #if Q0078_ADD_LAYER_SETS if (vps->getNumIndependentLayers() > 1) { WRITE_UVLC( vps->getNumAddLayerSets(), "num_add_layer_sets" ); for (i = 0; i < vps->getNumAddLayerSets(); i++) { for (j = 1; j < vps->getNumIndependentLayers(); j++) { int len = 1; while ((1 << len) < (vps->getNumLayersInTreePartition(j) + 1)) { len++; } WRITE_CODE(vps->getHighestLayerIdxPlus1(i, j), len, "highest_layer_idx_plus1[i][j]"); } } } #endif #endif #if VPS_TSLAYERS WRITE_FLAG( vps->getMaxTSLayersPresentFlag(), "vps_sub_layers_max_minus1_present_flag"); if (vps->getMaxTSLayersPresentFlag()) { for( i = 0; i < vps->getMaxLayers(); i++) { WRITE_CODE(vps->getMaxTSLayersMinus1(i), 3, "sub_layers_vps_max_minus1[i]" ); } } #endif WRITE_FLAG( vps->getMaxTidRefPresentFlag(), "max_tid_ref_present_flag"); if (vps->getMaxTidRefPresentFlag()) { for( i = 0; i < vps->getMaxLayers() - 1; i++) { #if O0225_MAX_TID_FOR_REF_LAYERS for( j = i+1; j <= vps->getMaxLayers() - 1; j++) { if(vps->getDirectDependencyFlag(j, i)) { WRITE_CODE(vps->getMaxTidIlRefPicsPlus1(i,j), 3, "max_tid_il_ref_pics_plus1[i][j]" ); } } #else WRITE_CODE(vps->getMaxTidIlRefPicsPlus1(i), 3, "max_tid_il_ref_pics_plus1[i]" ); #endif } } WRITE_FLAG( vps->getIlpSshSignalingEnabledFlag(), "all_ref_layers_active_flag" ); #if VPS_EXTN_PROFILE_INFO // Profile-tier-level signalling #if !VPS_EXTN_UEV_CODING WRITE_CODE( vps->getNumLayerSets() - 1 , 10, "vps_number_layer_sets_minus1" ); WRITE_CODE( vps->getNumProfileTierLevel() - 1, 6, "vps_num_profile_tier_level_minus1"); #else WRITE_UVLC( vps->getNumProfileTierLevel() - 1, "vps_num_profile_tier_level_minus1"); #if PER_LAYER_PTL Int const numBitsForPtlIdx = vps->calculateLenOfSyntaxElement( vps->getNumProfileTierLevel() ); #endif #endif #if LIST_OF_PTL #if MULTIPLE_PTL_SUPPORT //Do something here to make sure the loop is correct to consider base layer internal stuff #else assert( vps->getNumProfileTierLevel() == vps->getPTLForExtnPtr()->size()); #endif for(Int idx = vps->getBaseLayerInternalFlag() ? 2 : 1; idx < vps->getNumProfileTierLevel(); idx++) #else for(Int idx = 1; idx <= vps->getNumProfileTierLevel() - 1; idx++) #endif { #if MULTIPLE_PTL_SUPPORT vps->setProfilePresentFlag(idx, true); #endif WRITE_FLAG( vps->getProfilePresentFlag(idx), "vps_profile_present_flag[i]" ); #if !P0048_REMOVE_PROFILE_REF if( !vps->getProfilePresentFlag(idx) ) { WRITE_CODE( vps->getProfileLayerSetRef(idx) - 1, 6, "profile_ref_minus1[i]" ); } #endif #if MULTIPLE_PTL_SUPPORT codePTL( vps->getPTL(idx), vps->getProfilePresentFlag(idx), vps->getMaxTLayers() - 1 ); #else codePTL( vps->getPTLForExtn(idx), vps->getProfilePresentFlag(idx), vps->getMaxTLayers() - 1 ); #endif } #endif #if !MOVE_ADDN_LS_SIGNALLING #if Q0078_ADD_LAYER_SETS if (vps->getNumIndependentLayers() > 1) { WRITE_UVLC( vps->getNumAddLayerSets(), "num_add_layer_sets" ); for (i = 0; i < vps->getNumAddLayerSets(); i++) { for (j = 1; j < vps->getNumIndependentLayers(); j++) { int len = 1; while ((1 << len) < (vps->getNumLayersInTreePartition(j) + 1)) { len++; } WRITE_CODE(vps->getHighestLayerIdxPlus1(i, j), len, "highest_layer_idx_plus1[i][j]"); } } } #endif #endif #if !VPS_EXTN_UEV_CODING Int numOutputLayerSets = vps->getNumOutputLayerSets() ; WRITE_FLAG( (numOutputLayerSets > vps->getNumLayerSets()), "more_output_layer_sets_than_default_flag" ); if(numOutputLayerSets > vps->getNumLayerSets()) { WRITE_CODE( numOutputLayerSets - vps->getNumLayerSets(), 10, "num_add_output_layer_sets" ); } #else Int numOutputLayerSets = vps->getNumOutputLayerSets(); Int numAddOutputLayerSets = numOutputLayerSets - (Int)vps->getNumLayerSets(); // The value of num_add_olss shall be in the range of 0 to 1023, inclusive. assert( numAddOutputLayerSets >= 0 && numAddOutputLayerSets < 1024 ); #if Q0165_NUM_ADD_OUTPUT_LAYER_SETS if( vps->getNumLayerSets() > 1 ) { WRITE_UVLC( numAddOutputLayerSets, "num_add_olss" ); WRITE_CODE( vps->getDefaultTargetOutputLayerIdc(), 2, "default_output_layer_idc" ); } #else WRITE_UVLC( numOutputLayerSets - vps->getNumLayerSets(), "num_add_output_layer_sets" ); #endif #endif #if !Q0165_NUM_ADD_OUTPUT_LAYER_SETS if( numOutputLayerSets > 1 ) { #if P0295_DEFAULT_OUT_LAYER_IDC WRITE_CODE( vps->getDefaultTargetOutputLayerIdc(), 2, "default_target_output_layer_idc" ); #else #if O0109_DEFAULT_ONE_OUT_LAYER_IDC WRITE_CODE( vps->getDefaultOneTargetOutputLayerIdc(), 2, "default_one_target_output_layer_idc" ); #else WRITE_FLAG( vps->getDefaultOneTargetOutputLayerFlag(), "default_one_target_output_layer_flag" ); #endif #endif } #endif for(i = 1; i < numOutputLayerSets; i++) { Int layerSetIdxForOutputLayerSet = vps->getOutputLayerSetIdx(i); #if VPS_FIX_TO_MATCH_SPEC if( vps->getNumLayerSets() > 2 && i >= vps->getNumLayerSets() ) #else if( i > (vps->getNumLayerSets() - 1) ) #endif { Int numBits = 1; while ((1 << numBits) < (vps->getNumLayerSets() - 1)) { numBits++; } WRITE_CODE( vps->getOutputLayerSetIdx(i) - 1, numBits, "layer_set_idx_for_ols_minus1"); #if P0295_DEFAULT_OUT_LAYER_IDC } #if Q0078_ADD_LAYER_SETS if ( i > vps->getVpsNumLayerSetsMinus1() || vps->getDefaultTargetOutputLayerIdc() >= 2 ) //Instead of == 2, >= 2 is used to follow the agreement that value 3 should be interpreted as 2 #else if ( i > (vps->getNumLayerSets() - 1) || vps->getDefaultTargetOutputLayerIdc() >= 2 ) //Instead of == 2, >= 2 is used to follow the agreement that value 3 should be interpreted as 2 #endif { #endif #if NUM_OL_FLAGS for(j = 0; j < vps->getNumLayersInIdList(layerSetIdxForOutputLayerSet) ; j++) #else for(j = 0; j < vps->getNumLayersInIdList(lsIdx) - 1; j++) #endif { WRITE_FLAG( vps->getOutputLayerFlag(i,j), "output_layer_flag[i][j]"); } } #if PER_LAYER_PTL for(j = 0; j < vps->getNumLayersInIdList(layerSetIdxForOutputLayerSet) ; j++) { #if VPS_FIX_TO_MATCH_SPEC if( vps->getNecessaryLayerFlag(i, j) && (vps->getNumProfileTierLevel() - 1) > 0 ) #else if( vps->getNecessaryLayerFlag(i, j) ) #endif { WRITE_CODE( vps->getProfileLevelTierIdx(i, j), numBitsForPtlIdx, "profile_level_tier_idx[i]" ); } } #else Int numBits = 1; while ((1 << numBits) < (vps->getNumProfileTierLevel())) { numBits++; } WRITE_CODE( vps->getProfileLevelTierIdx(i), numBits, "profile_level_tier_idx[i]" ); #endif #if P0300_ALT_OUTPUT_LAYER_FLAG NumOutputLayersInOutputLayerSet[i] = 0; for (j = 0; j < vps->getNumLayersInIdList(layerSetIdxForOutputLayerSet); j++) { NumOutputLayersInOutputLayerSet[i] += vps->getOutputLayerFlag(i, j); if (vps->getOutputLayerFlag(i, j)) { OlsHighestOutputLayerId[i] = vps->getLayerSetLayerIdList(layerSetIdxForOutputLayerSet, j); } } if (NumOutputLayersInOutputLayerSet[i] == 1 && vps->getNumDirectRefLayers(OlsHighestOutputLayerId[i]) > 0) { WRITE_FLAG(vps->getAltOuputLayerFlag(i), "alt_output_layer_flag[i]"); } #if Q0165_OUTPUT_LAYER_SET assert( NumOutputLayersInOutputLayerSet[i]>0 ); #endif #endif } #if !P0300_ALT_OUTPUT_LAYER_FLAG #if O0153_ALT_OUTPUT_LAYER_FLAG if( vps->getMaxLayers() > 1 ) { WRITE_FLAG( vps->getAltOuputLayerFlag(), "alt_output_layer_flag" ); } #endif #endif #if REPN_FORMAT_IN_VPS #if Q0195_REP_FORMAT_CLEANUP // The value of vps_num_rep_formats_minus1 shall be in the range of 0 to 255, inclusive. assert( vps->getVpsNumRepFormats() > 0 && vps->getVpsNumRepFormats() <= 256 ); WRITE_UVLC( vps->getVpsNumRepFormats() - 1, "vps_num_rep_formats_minus1" ); for(i = 0; i < vps->getVpsNumRepFormats(); i++) { // Write rep_format_structures codeRepFormat( vps->getVpsRepFormat(i) ); } if( vps->getVpsNumRepFormats() > 1 ) { WRITE_FLAG( vps->getRepFormatIdxPresentFlag(), "rep_format_idx_present_flag"); } else { // When not present, the value of rep_format_idx_present_flag is inferred to be equal to 0 assert( !vps->getRepFormatIdxPresentFlag() ); } if( vps->getRepFormatIdxPresentFlag() ) { #if VPS_FIX_TO_MATCH_SPEC for( i = vps->getBaseLayerInternalFlag() ? 1 : 0; i < vps->getMaxLayers(); i++ ) #else for(i = 1; i < vps->getMaxLayers(); i++) #endif { Int numBits = 1; while ((1 << numBits) < (vps->getVpsNumRepFormats())) { numBits++; } WRITE_CODE( vps->getVpsRepFormatIdx(i), numBits, "vps_rep_format_idx[i]" ); } } #else WRITE_FLAG( vps->getRepFormatIdxPresentFlag(), "rep_format_idx_present_flag"); if( vps->getRepFormatIdxPresentFlag() ) { // The value of vps_num_rep_formats_minus1 shall be in the range of 0 to 255, inclusive. assert( vps->getVpsNumRepFormats() > 0 && vps->getVpsNumRepFormats() <= 256 ); #if O0096_REP_FORMAT_INDEX #if !VPS_EXTN_UEV_CODING WRITE_CODE( vps->getVpsNumRepFormats() - 1, 8, "vps_num_rep_formats_minus1" ); #else WRITE_UVLC( vps->getVpsNumRepFormats() - 1, "vps_num_rep_formats_minus1" ); #endif #else WRITE_CODE( vps->getVpsNumRepFormats() - 1, 4, "vps_num_rep_formats_minus1" ); #endif } for(i = 0; i < vps->getVpsNumRepFormats(); i++) { // Read rep_format_structures codeRepFormat( vps->getVpsRepFormat(i) ); } if( vps->getRepFormatIdxPresentFlag() ) { for(i = 1; i < vps->getMaxLayers(); i++) { if( vps->getVpsNumRepFormats() > 1 ) { #if O0096_REP_FORMAT_INDEX #if !VPS_EXTN_UEV_CODING WRITE_CODE( vps->getVpsRepFormatIdx(i), 8, "vps_rep_format_idx[i]" ); #else Int numBits = 1; while ((1 << numBits) < (vps->getVpsNumRepFormats())) { numBits++; } WRITE_CODE( vps->getVpsRepFormatIdx(i), numBits, "vps_rep_format_idx[i]" ); #endif #else WRITE_CODE( vps->getVpsRepFormatIdx(i), 4, "vps_rep_format_idx[i]" ); #endif } } } #endif #endif WRITE_FLAG(vps->getMaxOneActiveRefLayerFlag(), "max_one_active_ref_layer_flag"); #if P0297_VPS_POC_LSB_ALIGNED_FLAG WRITE_FLAG(vps->getVpsPocLsbAlignedFlag(), "vps_poc_lsb_aligned_flag"); #endif #if O0062_POC_LSB_NOT_PRESENT_FLAG for(i = 1; i< vps->getMaxLayers(); i++) { if( vps->getNumDirectRefLayers( vps->getLayerIdInNuh(i) ) == 0 ) { WRITE_FLAG(vps->getPocLsbNotPresentFlag(i), "poc_lsb_not_present_flag[i]"); } } #endif #if O0215_PHASE_ALIGNMENT WRITE_FLAG(vps->getPhaseAlignFlag(), "cross_layer_phase_alignment_flag" ); #endif #if !IRAP_ALIGN_FLAG_IN_VPS_VUI WRITE_FLAG(vps->getCrossLayerIrapAlignFlag(), "cross_layer_irap_aligned_flag"); #endif #if VPS_DPB_SIZE_TABLE codeVpsDpbSizeTable(vps); #endif #if VPS_EXTN_DIRECT_REF_LAYERS WRITE_UVLC( vps->getDirectDepTypeLen()-2, "direct_dep_type_len_minus2"); #if O0096_DEFAULT_DEPENDENCY_TYPE WRITE_FLAG(vps->getDefaultDirectDependencyTypeFlag(), "default_direct_dependency_flag"); if (vps->getDefaultDirectDependencyTypeFlag()) { WRITE_CODE( vps->getDefaultDirectDependencyType(), vps->getDirectDepTypeLen(), "default_direct_dependency_type" ); } else { #if VPS_FIX_TO_MATCH_SPEC for( i = vps->getBaseLayerInternalFlag() ? 1 : 2; i < vps->getMaxLayers(); i++ ) #else for(i = 1; i < vps->getMaxLayers(); i++) #endif { #if VPS_FIX_TO_MATCH_SPEC for( j = vps->getBaseLayerInternalFlag() ? 0 : 1; j < i; j++ ) #else for(j = 0; j < i; j++) #endif { if (vps->getDirectDependencyFlag(i, j)) { WRITE_CODE( vps->getDirectDependencyType(i, j), vps->getDirectDepTypeLen(), "direct_dependency_type[i][j]" ); } } } } #else for(i = 1; i < vps->getMaxLayers(); i++) { for(j = 0; j < i; j++) { if (vps->getDirectDependencyFlag(i, j)) { WRITE_CODE( vps->getDirectDependencyType(i, j), vps->getDirectDepTypeLen(), "direct_dependency_type[i][j]" ); } } } #endif #endif #if !O0109_O0199_FLAGS_TO_VUI #if M0040_ADAPTIVE_RESOLUTION_CHANGE WRITE_FLAG(vps->getSingleLayerForNonIrapFlag(), "single_layer_for_non_irap_flag" ); #endif #if HIGHER_LAYER_IRAP_SKIP_FLAG WRITE_FLAG(vps->getHigherLayerIrapSkipFlag(), "higher_layer_irap_skip_flag" ); #endif #endif #if P0307_VPS_NON_VUI_EXTENSION // The value of vps_non_vui_extension_length shall be in the range of 0 to 4096, inclusive. assert( vps->getVpsNonVuiExtLength() >= 0 && vps->getVpsNonVuiExtLength() <= 4096 ); WRITE_UVLC( vps->getVpsNonVuiExtLength(), "vps_non_vui_extension_length" ); #if P0307_VPS_NON_VUI_EXT_UPDATE for (i = 1; i <= vps->getVpsNonVuiExtLength(); i++) { WRITE_CODE(1, 8, "vps_non_vui_extension_data_byte"); } #else if ( vps->getVpsNonVuiExtLength() > 0 ) { printf("\n\nUp to the current spec, the value of vps_non_vui_extension_length is supposed to be 0\n"); } #endif #endif #if !O0109_MOVE_VPS_VUI_FLAG WRITE_FLAG( 1, "vps_vui_present_flag" ); if(1) // Should be conditioned on the value of vps_vui_present_flag { while ( m_pcBitIf->getNumberOfWrittenBits() % 8 != 0 ) { WRITE_FLAG(1, "vps_vui_alignment_bit_equal_to_one"); } #if VPS_VUI_OFFSET Int vpsVuiOffsetValeInBits = this->m_pcBitIf->getNumberOfWrittenBits() - m_vpsVuiCounter + 16; // 2 bytes for NUH assert( vpsVuiOffsetValeInBits % 8 == 0 ); vps->setVpsVuiOffset( vpsVuiOffsetValeInBits >> 3 ); #endif codeVPSVUI(vps); } #else #if P0307_REMOVE_VPS_VUI_OFFSET vps->setVpsVuiPresentFlag(true); WRITE_FLAG( vps->getVpsVuiPresentFlag() ? 1 : 0, "vps_vui_present_flag" ); #endif if(vps->getVpsVuiPresentFlag()) // Should be conditioned on the value of vps_vui_present_flag { while ( m_pcBitIf->getNumberOfWrittenBits() % 8 != 0 ) { WRITE_FLAG(1, "vps_vui_alignment_bit_equal_to_one"); } #if !P0307_REMOVE_VPS_VUI_OFFSET #if VPS_VUI_OFFSET Int vpsVuiOffsetValeInBits = this->m_pcBitIf->getNumberOfWrittenBits() - m_vpsVuiCounter + 16; // 2 bytes for NUH assert( vpsVuiOffsetValeInBits % 8 == 0 ); vps->setVpsVuiOffset( vpsVuiOffsetValeInBits >> 3 ); #endif #endif codeVPSVUI(vps); } #endif // 0109_MOVE_VPS_FLAG } #if REPN_FORMAT_IN_VPS Void TEncCavlc::codeRepFormat( RepFormat *repFormat ) { #if REPN_FORMAT_CONTROL_FLAG WRITE_CODE( repFormat->getPicWidthVpsInLumaSamples (), 16, "pic_width_vps_in_luma_samples" ); WRITE_CODE( repFormat->getPicHeightVpsInLumaSamples(), 16, "pic_height_vps_in_luma_samples" ); WRITE_FLAG( repFormat->getChromaAndBitDepthVpsPresentFlag(), "chroma_and_bit_depth_vps_present_flag" ); if( repFormat->getChromaAndBitDepthVpsPresentFlag() ) { WRITE_CODE( repFormat->getChromaFormatVpsIdc(), 2, "chroma_format_vps_idc" ); if( repFormat->getChromaFormatVpsIdc() == 3 ) { WRITE_FLAG( repFormat->getSeparateColourPlaneVpsFlag(), "separate_colour_plane_vps_flag" ); } assert( repFormat->getBitDepthVpsLuma() >= 8 ); assert( repFormat->getBitDepthVpsChroma() >= 8 ); WRITE_CODE( repFormat->getBitDepthVpsLuma() - 8, 4, "bit_depth_vps_luma_minus8" ); WRITE_CODE( repFormat->getBitDepthVpsChroma() - 8, 4, "bit_depth_vps_chroma_minus8" ); } #else WRITE_CODE( repFormat->getChromaFormatVpsIdc(), 2, "chroma_format_idc" ); if( repFormat->getChromaFormatVpsIdc() == 3 ) { WRITE_FLAG( repFormat->getSeparateColourPlaneVpsFlag(), "separate_colour_plane_flag"); } WRITE_CODE ( repFormat->getPicWidthVpsInLumaSamples (), 16, "pic_width_in_luma_samples" ); WRITE_CODE ( repFormat->getPicHeightVpsInLumaSamples(), 16, "pic_height_in_luma_samples" ); assert( repFormat->getBitDepthVpsLuma() >= 8 ); assert( repFormat->getBitDepthVpsChroma() >= 8 ); WRITE_CODE( repFormat->getBitDepthVpsLuma() - 8, 4, "bit_depth_luma_minus8" ); WRITE_CODE( repFormat->getBitDepthVpsChroma() - 8, 4, "bit_depth_chroma_minus8" ); #endif #if R0156_CONF_WINDOW_IN_REP_FORMAT Window conf = repFormat->getConformanceWindowVps(); WRITE_FLAG( conf.getWindowEnabledFlag(), "conformance_window_vps_flag" ); if (conf.getWindowEnabledFlag()) { WRITE_UVLC( conf.getWindowLeftOffset(), "conf_win_vps_left_offset" ); WRITE_UVLC( conf.getWindowRightOffset(), "conf_win_vps_right_offset" ); WRITE_UVLC( conf.getWindowTopOffset(), "conf_win_vps_top_offset" ); WRITE_UVLC( conf.getWindowBottomOffset(), "conf_win_vps_bottom_offset" ); } #endif } #endif #if VPS_DPB_SIZE_TABLE Void TEncCavlc::codeVpsDpbSizeTable(TComVPS *vps) { #if !SUB_LAYERS_IN_LAYER_SET // MaxSLInLayerSets calculated earlier in the encoder #if DPB_PARAMS_MAXTLAYERS #if BITRATE_PICRATE_SIGNALLING Int * MaxSubLayersInLayerSetMinus1 = new Int[vps->getNumLayerSets()]; for(Int i = 0; i < vps->getNumLayerSets(); i++) #else Int * MaxSubLayersInLayerSetMinus1 = new Int[vps->getNumOutputLayerSets()]; for(Int i = 1; i < vps->getNumOutputLayerSets(); i++) #endif { UInt maxSLMinus1 = 0; #if CHANGE_NUMSUBDPB_IDX Int optLsIdx = vps->getOutputLayerSetIdx( i ); #else Int optLsIdx = i; #endif #if BITRATE_PICRATE_SIGNALLING optLsIdx = i; #endif for(Int k = 0; k < vps->getNumLayersInIdList(optLsIdx); k++ ) { Int lId = vps->getLayerSetLayerIdList(optLsIdx, k); maxSLMinus1 = max(maxSLMinus1, vps->getMaxTSLayersMinus1(vps->getLayerIdxInVps(lId))); } MaxSubLayersInLayerSetMinus1[ i ] = maxSLMinus1; #if BITRATE_PICRATE_SIGNALLING vps->setMaxSLayersInLayerSetMinus1(i,MaxSubLayersInLayerSetMinus1[ i ]); #endif } #endif #endif for(Int i = 1; i < vps->getNumOutputLayerSets(); i++) { #if CHANGE_NUMSUBDPB_IDX Int layerSetIdxForOutputLayerSet = vps->getOutputLayerSetIdx( i ); #endif WRITE_FLAG( vps->getSubLayerFlagInfoPresentFlag( i ), "sub_layer_flag_info_present_flag[i]"); #if SUB_LAYERS_IN_LAYER_SET for(Int j = 0; j <= vps->getMaxSLayersInLayerSetMinus1( layerSetIdxForOutputLayerSet ); j++) #else #if DPB_PARAMS_MAXTLAYERS #if BITRATE_PICRATE_SIGNALLING for(Int j = 0; j <= MaxSubLayersInLayerSetMinus1[ vps->getOutputLayerSetIdx( i ) ]; j++) #else for(Int j = 0; j <= MaxSubLayersInLayerSetMinus1[ i ]; j++) #endif #else for(Int j = 0; j < vps->getMaxTLayers(); j++) #endif #endif { if( j > 0 && vps->getSubLayerFlagInfoPresentFlag(i) ) { WRITE_FLAG( vps->getSubLayerDpbInfoPresentFlag( i, j), "sub_layer_dpb_info_present_flag[i]"); } if( vps->getSubLayerDpbInfoPresentFlag(i, j) ) { #if CHANGE_NUMSUBDPB_IDX #if RESOLUTION_BASED_DPB for(Int k = 0; k < vps->getNumSubDpbs(layerSetIdxForOutputLayerSet); k++) #else for(Int k = 0; k < vps->getNumLayersInIdList( layerSetIdxForOutputLayerSet ); k++) #endif #else for(Int k = 0; k < vps->getNumSubDpbs(i); k++) #endif { #if DPB_INTERNAL_BL_SIG #if VPS_FIX_TO_MATCH_SPEC if( vps->getNecessaryLayerFlag(i, k) && (vps->getBaseLayerInternalFlag() || (vps->getLayerSetLayerIdList(layerSetIdxForOutputLayerSet, k) != 0)) ) #else if(vps->getBaseLayerInternalFlag() || ( vps->getLayerSetLayerIdList(layerSetIdxForOutputLayerSet, k) != 0 ) ) #endif #endif WRITE_UVLC( vps->getMaxVpsDecPicBufferingMinus1( i, k, j), "max_vps_dec_pic_buffering_minus1[i][k][j]" ); } WRITE_UVLC( vps->getMaxVpsNumReorderPics( i, j), "max_vps_num_reorder_pics[i][j]" ); #if RESOLUTION_BASED_DPB if( vps->getNumSubDpbs(layerSetIdxForOutputLayerSet) != vps->getNumLayersInIdList( layerSetIdxForOutputLayerSet ) ) // NumSubDpbs { for(Int k = 0; k < vps->getNumLayersInIdList( layerSetIdxForOutputLayerSet ); k++) { WRITE_UVLC( vps->getMaxVpsLayerDecPicBuffMinus1( i, k, j), "max_vps_layer_dec_pic_buff_minus1[i][k][j]" ); } } #endif WRITE_UVLC( vps->getMaxVpsLatencyIncreasePlus1( i, j), "max_vps_latency_increase_plus1[i][j]" ); } } } #if !SUB_LAYERS_IN_LAYER_SET #if BITRATE_PICRATE_SIGNALLING if( MaxSubLayersInLayerSetMinus1 ) { delete [] MaxSubLayersInLayerSetMinus1; } #endif #endif } #endif Void TEncCavlc::codeVPSVUI (TComVPS *vps) { Int i,j; #if O0223_PICTURE_TYPES_ALIGN_FLAG WRITE_FLAG(vps->getCrossLayerPictureTypeAlignFlag(), "cross_layer_pic_type_aligned_flag"); if (!vps->getCrossLayerPictureTypeAlignFlag()) { #endif #if IRAP_ALIGN_FLAG_IN_VPS_VUI WRITE_FLAG(vps->getCrossLayerIrapAlignFlag(), "cross_layer_irap_aligned_flag"); #endif #if O0223_PICTURE_TYPES_ALIGN_FLAG } else { vps->setCrossLayerIrapAlignFlag(vps->getVpsVuiPresentFlag()); // When not present, the value of cross_layer_irap_aligned_flag is inferred to be equal to vps_vui_present_flag } #endif #if P0068_CROSS_LAYER_ALIGNED_IDR_ONLY_FOR_IRAP_FLAG if(vps->getCrossLayerIrapAlignFlag()) { WRITE_FLAG(vps->getCrossLayerAlignedIdrOnlyFlag(), "all_layers_idr_aligned_flag"); } #endif WRITE_FLAG( vps->getBitRatePresentVpsFlag(), "bit_rate_present_vps_flag" ); WRITE_FLAG( vps->getPicRatePresentVpsFlag(), "pic_rate_present_vps_flag" ); if( vps->getBitRatePresentVpsFlag() || vps->getPicRatePresentVpsFlag() ) { #if Q0078_ADD_LAYER_SETS #if R0227_BR_PR_ADD_LAYER_SET #if SIGNALLING_BITRATE_PICRATE_FIX for( i = vps->getBaseLayerInternalFlag() ? 0 : 1; i < vps->getNumLayerSets(); i++ ) #else for( i = 0; i < vps->getNumLayerSets(); i++ ) #endif #else for( i = 0; i <= vps->getVpsNumLayerSetsMinus1(); i++ ) #endif #else for( i = 0; i < vps->getNumLayerSets(); i++ ) #endif { #if BITRATE_PICRATE_SIGNALLING for( j = 0; j <= vps->getMaxSLayersInLayerSetMinus1(i); j++ ) #else for( j = 0; j < vps->getMaxTLayers(); j++ ) #endif { if( vps->getBitRatePresentVpsFlag() ) { WRITE_FLAG( vps->getBitRatePresentFlag( i, j), "bit_rate_present_flag[i][j]" ); } if( vps->getPicRatePresentVpsFlag() ) { WRITE_FLAG( vps->getPicRatePresentFlag( i, j), "pic_rate_present_flag[i][j]" ); } if( vps->getBitRatePresentFlag(i, j) ) { WRITE_CODE( vps->getAvgBitRate( i, j ), 16, "avg_bit_rate[i][j]" ); WRITE_CODE( vps->getAvgBitRate( i, j ), 16, "max_bit_rate[i][j]" ); } if( vps->getPicRatePresentFlag(i, j) ) { WRITE_CODE( vps->getConstPicRateIdc( i, j), 2 , "constant_pic_rate_idc[i][j]" ); WRITE_CODE( vps->getConstPicRateIdc( i, j), 16, "avg_pic_rate[i][j]" ); } } } } #if VPS_VUI_VIDEO_SIGNAL_MOVE WRITE_FLAG( vps->getVideoSigPresentVpsFlag(), "video_signal_info_idx_present_flag" ); if (vps->getVideoSigPresentVpsFlag()) { WRITE_CODE(vps->getNumVideoSignalInfo()-1, 4, "vps_num_video_signal_info_minus1" ); } for(i = 0; i < vps->getNumVideoSignalInfo(); i++) { WRITE_CODE(vps->getVideoVPSFormat(i), 3, "video_vps_format" ); WRITE_FLAG(vps->getVideoFullRangeVpsFlag(i), "video_full_range_vps_flag" ); WRITE_CODE(vps->getColorPrimaries(i), 8, "color_primaries_vps" ); WRITE_CODE(vps->getTransCharacter(i), 8, "transfer_characteristics_vps" ); WRITE_CODE(vps->getMaxtrixCoeff(i), 8, "matrix_coeffs_vps" ); } if (vps->getVideoSigPresentVpsFlag() && vps->getNumVideoSignalInfo() > 1 ) { #if VPS_VUI_VST_PARAMS for(i = vps->getBaseLayerInternalFlag() ? 0 : 1; i < vps->getMaxLayers(); i++) { WRITE_CODE( vps->getVideoSignalInfoIdx(i), 4, "vps_video_signal_info_idx" ); } #else for (i=1; i < vps->getMaxLayers(); i++) WRITE_CODE(vps->getVideoSignalInfoIdx(i), 4, "vps_video_signal_info_idx" ); #endif } #endif #if VPS_VUI_TILES_NOT_IN_USE__FLAG UInt layerIdx; WRITE_FLAG( vps->getTilesNotInUseFlag() ? 1 : 0 , "tiles_not_in_use_flag" ); if (!vps->getTilesNotInUseFlag()) { #if VPS_FIX_TO_MATCH_SPEC for( i = vps->getBaseLayerInternalFlag() ? 0 : 1; i < vps->getMaxLayers(); i++ ) #else for(i = 0; i < vps->getMaxLayers(); i++) #endif { WRITE_FLAG( vps->getTilesInUseFlag(i) ? 1 : 0 , "tiles_in_use_flag[ i ]" ); if (vps->getTilesInUseFlag(i)) { WRITE_FLAG( vps->getLoopFilterNotAcrossTilesFlag(i) ? 1 : 0 , "loop_filter_not_across_tiles_flag[ i ]" ); } } #endif #if VPS_FIX_TO_MATCH_SPEC for( i = vps->getBaseLayerInternalFlag() ? 1 : 2; i < vps->getMaxLayers(); i++ ) #else for(i = 1; i < vps->getMaxLayers(); i++) #endif { for(j = 0; j < vps->getNumDirectRefLayers(vps->getLayerIdInNuh(i)); j++) { #if VPS_VUI_TILES_NOT_IN_USE__FLAG layerIdx = vps->getLayerIdxInVps(vps->getRefLayerId(vps->getLayerIdInNuh(i), j)); if (vps->getTilesInUseFlag(i) && vps->getTilesInUseFlag(layerIdx)) { WRITE_FLAG( vps->getTileBoundariesAlignedFlag(i,j) ? 1 : 0 , "tile_boundaries_aligned_flag[i][j]" ); } #else WRITE_FLAG( vps->getTileBoundariesAlignedFlag(i,j) ? 1 : 0 , "tile_boundaries_aligned_flag[i][j]" ); #endif } } #if VPS_VUI_TILES_NOT_IN_USE__FLAG } #endif #if VPS_VUI_WPP_NOT_IN_USE__FLAG WRITE_FLAG( vps->getWppNotInUseFlag() ? 1 : 0 , "wpp_not_in_use_flag" ); if (!vps->getWppNotInUseFlag()) { #if VPS_FIX_TO_MATCH_SPEC for( i = vps->getBaseLayerInternalFlag() ? 0 : 1; i < vps->getMaxLayers(); i++ ) #else for(i = 0; i < vps->getMaxLayers(); i++) #endif { WRITE_FLAG( vps->getWppInUseFlag(i) ? 1 : 0 , "wpp_in_use_flag[ i ]" ); } } #endif #if O0109_O0199_FLAGS_TO_VUI #if M0040_ADAPTIVE_RESOLUTION_CHANGE WRITE_FLAG(vps->getSingleLayerForNonIrapFlag(), "single_layer_for_non_irap_flag" ); #endif #if HIGHER_LAYER_IRAP_SKIP_FLAG // When single_layer_for_non_irap_flag is equal to 0, higher_layer_irap_skip_flag shall be equal to 0 if( !vps->getSingleLayerForNonIrapFlag() ) { assert( !vps->getHigherLayerIrapSkipFlag() ); } WRITE_FLAG(vps->getHigherLayerIrapSkipFlag(), "higher_layer_irap_skip_flag" ); #endif #endif #if P0312_VERT_PHASE_ADJ WRITE_FLAG( vps->getVpsVuiVertPhaseInUseFlag(), "vps_vui_vert_phase_in_use_flag" ); #endif #if N0160_VUI_EXT_ILP_REF WRITE_FLAG( vps->getIlpRestrictedRefLayersFlag() ? 1 : 0 , "ilp_restricted_ref_layers_flag" ); if( vps->getIlpRestrictedRefLayersFlag()) { for(i = 1; i < vps->getMaxLayers(); i++) { for(j = 0; j < vps->getNumDirectRefLayers(vps->getLayerIdInNuh(i)); j++) { #if VPS_FIX_TO_MATCH_SPEC if (vps->getBaseLayerInternalFlag() || vps->getRefLayerId(vps->getLayerIdInNuh(i), j)) { #endif WRITE_UVLC(vps->getMinSpatialSegmentOffsetPlus1( i, j), "min_spatial_segment_offset_plus1[i][j]"); if( vps->getMinSpatialSegmentOffsetPlus1(i,j ) > 0 ) { WRITE_FLAG( vps->getCtuBasedOffsetEnabledFlag( i, j) ? 1 : 0 , "ctu_based_offset_enabled_flag[i][j]" ); if(vps->getCtuBasedOffsetEnabledFlag(i,j)) { WRITE_UVLC(vps->getMinHorizontalCtuOffsetPlus1( i, j), "min_horizontal_ctu_offset_plus1[i][j]"); } } #if VPS_FIX_TO_MATCH_SPEC } #endif } } } #endif #if VPS_VUI_VIDEO_SIGNAL #if VPS_VUI_VIDEO_SIGNAL_MOVE #else WRITE_FLAG( vps->getVideoSigPresentVpsFlag(), "video_signal_info_idx_present_flag" ); if (vps->getVideoSigPresentVpsFlag()) { WRITE_CODE(vps->getNumVideoSignalInfo()-1, 4, "vps_num_video_signal_info_minus1" ); } for(i = 0; i < vps->getNumVideoSignalInfo(); i++) { WRITE_CODE(vps->getVideoVPSFormat(i), 3, "video_vps_format" ); WRITE_FLAG(vps->getVideoFullRangeVpsFlag(i), "video_full_range_vps_flag" ); WRITE_CODE(vps->getColorPrimaries(i), 8, "color_primaries_vps" ); WRITE_CODE(vps->getTransCharacter(i), 8, "transfer_characteristics_vps" ); WRITE_CODE(vps->getMaxtrixCoeff(i), 8, "matrix_coeffs_vps" ); } if (vps->getVideoSigPresentVpsFlag() && vps->getNumVideoSignalInfo() > 1 ) { for (i=1; i < vps->getMaxLayers(); i++) WRITE_CODE(vps->getVideoSignalInfoIdx(i), 4, "vps_video_signal_info_idx" ); } #endif #endif #if O0164_MULTI_LAYER_HRD WRITE_FLAG(vps->getVpsVuiBspHrdPresentFlag(), "vps_vui_bsp_hrd_present_flag" ); if (vps->getVpsVuiBspHrdPresentFlag()) { #if VPS_VUI_BSP_HRD_PARAMS codeVpsVuiBspHrdParams(vps); #else WRITE_UVLC( vps->getVpsNumBspHrdParametersMinus1(), "vps_num_bsp_hrd_parameters_minus1" ); for( i = 0; i <= vps->getVpsNumBspHrdParametersMinus1(); i++ ) { if( i > 0 ) { WRITE_FLAG( vps->getBspCprmsPresentFlag(i), "bsp_cprms_present_flag[i]" ); } codeHrdParameters(vps->getBspHrd(i), i==0 ? 1 : vps->getBspCprmsPresentFlag(i), vps->getMaxTLayers()-1); } #if Q0078_ADD_LAYER_SETS for( UInt h = 1; h <= vps->getVpsNumLayerSetsMinus1(); h++ ) #else for( UInt h = 1; h <= (vps->getNumLayerSets()-1); h++ ) #endif { WRITE_UVLC( vps->getNumBitstreamPartitions(h), "num_bitstream_partitions[i]"); for( i = 0; i < vps->getNumBitstreamPartitions(h); i++ ) { for( j = 0; j <= (vps->getMaxLayers()-1); j++ ) { if (vps->getLayerIdIncludedFlag(h, j)) { WRITE_FLAG( vps->getLayerInBspFlag(h, i, j), "layer_in_bsp_flag[h][i][j]" ); } } } if (vps->getNumBitstreamPartitions(h)) { #if Q0182_MULTI_LAYER_HRD_UPDATE WRITE_UVLC(vps->getNumBspSchedCombinations(h) - 1, "num_bsp_sched_combinations_minus1[h]"); #else WRITE_UVLC( vps->getNumBspSchedCombinations(h), "num_bsp_sched_combinations[h]"); #endif for( i = 0; i < vps->getNumBspSchedCombinations(h); i++ ) { for( j = 0; j < vps->getNumBitstreamPartitions(h); j++ ) { WRITE_UVLC( vps->getBspCombHrdIdx(h, i, j), "bsp_comb_hrd_idx[h][i][j]"); WRITE_UVLC( vps->getBspCombSchedIdx(h, i, j), "bsp_comb_sched_idx[h][i][j]"); } } } } #endif } #endif #if P0182_VPS_VUI_PS_FLAG for(i = 1; i < vps->getMaxLayers(); i++) { if( vps->getNumRefLayers(vps->getLayerIdInNuh(i)) == 0 ) { WRITE_FLAG(vps->getBaseLayerPSCompatibilityFlag(i), "base_layer_parameter_set_compatibility_flag" ); } } #endif } Void TEncCavlc::codeSPSExtension( TComSPS* pcSPS ) { // more syntax elements to be written here // Vertical MV component restriction is not used in SHVC CTC WRITE_FLAG( 0, "inter_view_mv_vert_constraint_flag" ); #if !MOVE_SCALED_OFFSET_TO_PPS if( pcSPS->getLayerId() > 0 ) { WRITE_UVLC( pcSPS->getNumScaledRefLayerOffsets(), "num_scaled_ref_layer_offsets" ); for(Int i = 0; i < pcSPS->getNumScaledRefLayerOffsets(); i++) { Window scaledWindow = pcSPS->getScaledRefLayerWindow(i); #if O0098_SCALED_REF_LAYER_ID WRITE_CODE( pcSPS->getScaledRefLayerId(i), 6, "scaled_ref_layer_id" ); #endif WRITE_SVLC( scaledWindow.getWindowLeftOffset() >> 1, "scaled_ref_layer_left_offset" ); WRITE_SVLC( scaledWindow.getWindowTopOffset() >> 1, "scaled_ref_layer_top_offset" ); WRITE_SVLC( scaledWindow.getWindowRightOffset() >> 1, "scaled_ref_layer_right_offset" ); WRITE_SVLC( scaledWindow.getWindowBottomOffset() >> 1, "scaled_ref_layer_bottom_offset" ); #if P0312_VERT_PHASE_ADJ WRITE_FLAG( scaledWindow.getVertPhasePositionEnableFlag(), "vert_phase_position_enable_flag" ); #endif } } #endif } #endif //SVC_EXTENSION #if Q0048_CGS_3D_ASYMLUT Void TEncCavlc::xCode3DAsymLUT( TCom3DAsymLUT * pc3DAsymLUT ) { #if R0150_CGS_SIGNAL_CONSTRAINTS UInt uiNumRefLayers = ( UInt )pc3DAsymLUT->getRefLayerNum(); WRITE_UVLC( uiNumRefLayers - 1 , "num_cm_ref_layers_minus1" ); for( UInt i = 0 ; i < uiNumRefLayers ; i++ ) { WRITE_CODE( pc3DAsymLUT->getRefLayerId( i ) , 6 , "cm_ref_layer_id" ); } #endif assert( pc3DAsymLUT->getCurOctantDepth() < 4 ); WRITE_CODE( pc3DAsymLUT->getCurOctantDepth() , 2 , "cm_octant_depth" ); assert( pc3DAsymLUT->getCurYPartNumLog2() < 4 ); WRITE_CODE( pc3DAsymLUT->getCurYPartNumLog2() , 2 , "cm_y_part_num_log2" ); assert( pc3DAsymLUT->getInputBitDepthY() < 16 ); #if R0150_CGS_SIGNAL_CONSTRAINTS WRITE_UVLC( pc3DAsymLUT->getInputBitDepthY() - 8 , "cm_input_luma_bit_depth_minus8" ); WRITE_UVLC( pc3DAsymLUT->getInputBitDepthC() - 8 , "cm_input_chroma_bit_depth_minus8" ); WRITE_UVLC( pc3DAsymLUT->getOutputBitDepthY() - 8 , "cm_output_luma_bit_depth_minus8" ); WRITE_UVLC( pc3DAsymLUT->getOutputBitDepthC() - 8 , "cm_output_chroma_bit_depth_minus8" ); #else WRITE_CODE( pc3DAsymLUT->getInputBitDepthY() - 8 , 3 , "cm_input_bit_depth_minus8" ); WRITE_SVLC(pc3DAsymLUT->getInputBitDepthC()-pc3DAsymLUT->getInputBitDepthY(), "cm_input_bit_depth_chroma delta"); assert( pc3DAsymLUT->getOutputBitDepthY() < 16 ); WRITE_CODE( pc3DAsymLUT->getOutputBitDepthY() - 8 , 3 , "cm_output_bit_depth_minus8" ); WRITE_SVLC(pc3DAsymLUT->getOutputBitDepthC()-pc3DAsymLUT->getOutputBitDepthY(), "cm_output_bit_depth_chroma_delta"); #endif assert( pc3DAsymLUT->getResQuantBit() < 4 ); WRITE_CODE( pc3DAsymLUT->getResQuantBit() , 2 , "cm_res_quant_bit" ); #if R0300_CGS_RES_COEFF_CODING xFindDeltaBits( pc3DAsymLUT ); assert(pc3DAsymLUT->getDeltaBits() >=1 && pc3DAsymLUT->getDeltaBits() <= 4); WRITE_CODE( pc3DAsymLUT->getDeltaBits()-1 , 2 , "cm_delta_bit" ); #endif #if R0151_CGS_3D_ASYMLUT_IMPROVE if( pc3DAsymLUT->getCurOctantDepth() == 1 ) { WRITE_SVLC( pc3DAsymLUT->getAdaptChromaThresholdU() - ( 1 << ( pc3DAsymLUT->getInputBitDepthC() - 1 ) ) , "cm_adapt_threshold_u_delta" ); WRITE_SVLC( pc3DAsymLUT->getAdaptChromaThresholdV() - ( 1 << ( pc3DAsymLUT->getInputBitDepthC() - 1 ) ) , "cm_adapt_threshold_v_delta" ); } #endif #if R0164_CGS_LUT_BUGFIX_CHECK pc3DAsymLUT->xInitCuboids(); #endif xCode3DAsymLUTOctant( pc3DAsymLUT , 0 , 0 , 0 , 0 , 1 << pc3DAsymLUT->getCurOctantDepth() ); #if R0164_CGS_LUT_BUGFIX_CHECK xCuboidsFilledCheck( false ); pc3DAsymLUT->display( false ); #endif } Void TEncCavlc::xCode3DAsymLUTOctant( TCom3DAsymLUT * pc3DAsymLUT , Int nDepth , Int yIdx , Int uIdx , Int vIdx , Int nLength ) { UInt uiOctantSplit = nDepth < pc3DAsymLUT->getCurOctantDepth(); if( nDepth < pc3DAsymLUT->getCurOctantDepth() ) WRITE_FLAG( uiOctantSplit , "split_octant_flag" ); Int nYPartNum = 1 << pc3DAsymLUT->getCurYPartNumLog2(); if( uiOctantSplit ) { Int nHalfLength = nLength >> 1; for( Int l = 0 ; l < 2 ; l++ ) { for( Int m = 0 ; m < 2 ; m++ ) { for( Int n = 0 ; n < 2 ; n++ ) { xCode3DAsymLUTOctant( pc3DAsymLUT , nDepth + 1 , yIdx + l * nHalfLength * nYPartNum , uIdx + m * nHalfLength , vIdx + n * nHalfLength , nHalfLength ); } } } } else { #if R0300_CGS_RES_COEFF_CODING Int nFLCbits = pc3DAsymLUT->getMappingShift()-pc3DAsymLUT->getResQuantBit()-pc3DAsymLUT->getDeltaBits() ; nFLCbits = nFLCbits >= 0 ? nFLCbits : 0; #endif for( Int l = 0 ; l < nYPartNum ; l++ ) { #if R0164_CGS_LUT_BUGFIX Int shift = pc3DAsymLUT->getCurOctantDepth() - nDepth ; #endif for( Int nVertexIdx = 0 ; nVertexIdx < 4 ; nVertexIdx++ ) { #if R0164_CGS_LUT_BUGFIX SYUVP sRes = pc3DAsymLUT->getCuboidVertexResTree( yIdx + (l<getCuboidVertexResTree( yIdx + l , uIdx , vIdx , nVertexIdx ); #endif UInt uiCodeVertex = sRes.Y != 0 || sRes.U != 0 || sRes.V != 0; WRITE_FLAG( uiCodeVertex , "coded_vertex_flag" ); if( uiCodeVertex ) { #if R0151_CGS_3D_ASYMLUT_IMPROVE #if R0300_CGS_RES_COEFF_CODING xWriteParam( sRes.Y, nFLCbits ); xWriteParam( sRes.U, nFLCbits ); xWriteParam( sRes.V, nFLCbits ); #else xWriteParam( sRes.Y ); xWriteParam( sRes.U ); xWriteParam( sRes.V ); #endif #else WRITE_SVLC( sRes.Y , "resY" ); WRITE_SVLC( sRes.U , "resU" ); WRITE_SVLC( sRes.V , "resV" ); #endif } } #if R0164_CGS_LUT_BUGFIX_CHECK pc3DAsymLUT->xSetExplicit( yIdx + (l<getCurOctantDepth(), nDeltaBits, nCurBits ); //printf("%d, %d, %d\n", nDeltaBits, nCurBits, nBestBits); if(nCurBits < nBestBits) { nBestDeltaBits = nDeltaBits; nBestBits = nCurBits; } } assert(nBestDeltaBits >=1 && nBestDeltaBits < 5); pc3DAsymLUT->setDeltaBits(nBestDeltaBits); } Void TEncCavlc::xTally3DAsymLUTOctantBits( TCom3DAsymLUT * pc3DAsymLUT , Int nDepth , Int yIdx , Int uIdx , Int vIdx , Int nLength, Int nDeltaBits, Int& nCurBits ) { UInt uiOctantSplit = nDepth < pc3DAsymLUT->getCurOctantDepth(); if( nDepth < pc3DAsymLUT->getCurOctantDepth() ) nCurBits ++; Int nYPartNum = 1 << pc3DAsymLUT->getCurYPartNumLog2(); if( uiOctantSplit ) { Int nHalfLength = nLength >> 1; for( Int l = 0 ; l < 2 ; l++ ) { for( Int m = 0 ; m < 2 ; m++ ) { for( Int n = 0 ; n < 2 ; n++ ) { xTally3DAsymLUTOctantBits( pc3DAsymLUT , nDepth + 1 , yIdx + l * nHalfLength * nYPartNum , uIdx + m * nHalfLength , vIdx + n * nHalfLength , nHalfLength, nDeltaBits, nCurBits ); } } } } else { Int nFLCbits = pc3DAsymLUT->getMappingShift()-pc3DAsymLUT->getResQuantBit()-nDeltaBits ; nFLCbits = nFLCbits >= 0 ? nFLCbits:0; //printf("nFLCbits = %d\n", nFLCbits); for( Int l = 0 ; l < nYPartNum ; l++ ) { for( Int nVertexIdx = 0 ; nVertexIdx < 4 ; nVertexIdx++ ) { SYUVP sRes = pc3DAsymLUT->getCuboidVertexResTree( yIdx + l , uIdx , vIdx , nVertexIdx ); UInt uiCodeVertex = sRes.Y != 0 || sRes.U != 0 || sRes.V != 0; nCurBits++; if( uiCodeVertex ) { xCheckParamBits( sRes.Y, nFLCbits, nCurBits ); xCheckParamBits( sRes.U, nFLCbits, nCurBits ); xCheckParamBits( sRes.V, nFLCbits, nCurBits ); } } } } } Void TEncCavlc::xCheckParamBits( Int param, Int rParam, Int &nBits) { Int codeNumber = abs(param); Int codeQuotient = codeNumber >> rParam; Int qLen; UInt uiLength = 1; UInt uiTemp = ++codeQuotient; while( 1 != uiTemp ) { uiTemp >>= 1; uiLength += 2; } qLen = (uiLength >> 1); qLen += ((uiLength+1) >> 1); nBits += qLen; nBits += rParam; if (abs(param)) nBits++; } #endif #if VPS_VUI_BSP_HRD_PARAMS Void TEncCavlc::codeVpsVuiBspHrdParams(TComVPS * const vps) { WRITE_UVLC( vps->getVpsNumAddHrdParams(), "vps_num_add_hrd_params" ); for( Int i = vps->getNumHrdParameters(), j = 0; i < vps->getNumHrdParameters() + vps->getVpsNumAddHrdParams(); i++, j++ ) // j = i - vps->getNumHrdParameters() { if( i > 0 ) { WRITE_FLAG( vps->getCprmsAddPresentFlag(j), "cprms_add_present_flag[i]" ); } WRITE_UVLC( vps->getNumSubLayerHrdMinus1(j), "num_sub_layer_hrd_minus1[i]" ); codeHrdParameters(vps->getBspHrd(j), i == 0 ? true : vps->getCprmsAddPresentFlag(j), vps->getNumSubLayerHrdMinus1(j)); } #if VPS_FIX_TO_MATCH_SPEC if( vps->getNumHrdParameters() + vps->getVpsNumAddHrdParams() > 0 ) { #endif for( Int h = 1; h < vps->getNumOutputLayerSets(); h++ ) { Int lsIdx = vps->getOutputLayerSetIdx( h ); WRITE_UVLC( vps->getNumSignalledPartitioningSchemes(h), "num_signalled_partitioning_schemes[h]"); #if VPS_FIX_TO_MATCH_SPEC for( Int j = 1; j < vps->getNumSignalledPartitioningSchemes(h) + 1; j++ ) #else for( Int j = 0; j < vps->getNumSignalledPartitioningSchemes(h); j++ ) #endif { WRITE_UVLC( vps->getNumPartitionsInSchemeMinus1(h, j), "num_partitions_in_scheme_minus1[h][j]" ); for( Int k = 0; k <= vps->getNumPartitionsInSchemeMinus1(h, j); k++ ) { for( Int r = 0; r < vps->getNumLayersInIdList( lsIdx ); r++ ) { WRITE_FLAG( vps->getLayerIncludedInPartitionFlag(h, j, k, r), "layer_included_in_partition_flag[h][j][k][r]" ); } } } for( Int i = 0; i < vps->getNumSignalledPartitioningSchemes(h) + 1; i++ ) { for( Int t = 0; t <= vps->getMaxSLayersInLayerSetMinus1(lsIdx); t++ ) { WRITE_UVLC(vps->getNumBspSchedulesMinus1(h, i, t), "num_bsp_schedules_minus1[h][i][t]"); for( Int j = 0; j <= vps->getNumBspSchedulesMinus1(h, i, t); j++ ) { #if VPS_FIX_TO_MATCH_SPEC for (Int k = 0; k <= vps->getNumPartitionsInSchemeMinus1(h, i); k++) #else for( Int k = 0; k < vps->getNumPartitionsInSchemeMinus1(h, i); k++ ) #endif { #if VPS_FIX_TO_MATCH_SPEC if (vps->getNumHrdParameters() + vps->getVpsNumAddHrdParams() > 1) { Int numBits = 1; while ((1 << numBits) < (vps->getNumHrdParameters() + vps->getVpsNumAddHrdParams())) { numBits++; } WRITE_CODE(vps->getBspHrdIdx(h, i, t, j, k), numBits, "bsp_comb_hrd_idx[h][i][t][j][k]"); } #else WRITE_UVLC( vps->getBspHrdIdx(h, i, t, j, k), "bsp_comb_hrd_idx[h][i][t][j][k]"); #endif WRITE_UVLC( vps->getBspSchedIdx(h, i, t, j, k), "bsp_comb_sched_idx[h][i][t][j][k]"); } } } } } #if VPS_FIX_TO_MATCH_SPEC } #endif } #endif #endif //! \}