/* 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) 2010-2015, 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" #if NH_3D #include "TEncTop.h" #endif //! \ingroup TLibEncoder //! \{ #if ENC_DEC_TRACE #if !H_MV_ENC_DEC_TRAC Void xTraceVPSHeader () { fprintf( g_hTrace, "=========== Video Parameter Set ===========\n" ); Void xTraceSPSHeader () { fprintf( g_hTrace, "=========== Sequence Parameter Set ===========\n" ); } Void xTracePPSHeader () { fprintf( g_hTrace, "=========== Picture Parameter Set ===========\n"); } Void xTraceSliceHeader ( ) { fprintf( g_hTrace, "=========== Slice ===========\n"); } #endif #endif // ==================================================================================================================== // Constructor / destructor / create / destroy // ==================================================================================================================== TEncCavlc::TEncCavlc() { m_pcBitIf = NULL; } TEncCavlc::~TEncCavlc() { } // ==================================================================================================================== // Public member functions // ==================================================================================================================== Void TEncCavlc::resetEntropy(const TComSlice* /*pSlice*/) { } Void TEncCavlc::codeShortTermRefPicSet( const 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( const TComPPS* pcPPS ) { #if ENC_DEC_TRACE #if H_MV_ENC_DEC_TRAC tracePSHeader( "PPS", pcPPS->getLayerId() ); #else xTracePPSHeader (); #endif #endif 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" ); #if PPS_FIX_DEPTH if( pcPPS->getSPS()->getVPS()->getDepthId(pcPPS->getSPS()->getLayerId()) ) { WRITE_UVLC( pcPPS->getNumRefIdxL0DefaultActive(), "num_ref_idx_l0_default_active_minus1"); WRITE_UVLC( pcPPS->getNumRefIdxL1DefaultActive(), "num_ref_idx_l1_default_active_minus1"); } else { #endif WRITE_UVLC( pcPPS->getNumRefIdxL0DefaultActive()-1, "num_ref_idx_l0_default_active_minus1"); WRITE_UVLC( pcPPS->getNumRefIdxL1DefaultActive()-1, "num_ref_idx_l1_default_active_minus1"); #if PPS_FIX_DEPTH } #endif 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( pcPPS->getQpOffset(COMPONENT_Cb), "pps_cb_qp_offset" ); WRITE_SVLC( pcPPS->getQpOffset(COMPONENT_Cr), "pps_cr_qp_offset" ); 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, "pps_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( pcPPS->getScalingList() ); } #if PPS_FIX_DEPTH if( pcPPS->getSPS()->getVPS()->getDepthId(pcPPS->getSPS()->getLayerId()) ) { WRITE_FLAG( 1, "lists_modification_present_flag" ); } else #endif 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"); #if !NH_MV Bool pps_extension_present_flag=false; Bool pps_extension_flags[NUM_PPS_EXTENSION_FLAGS]={false}; pps_extension_flags[PPS_EXT__REXT] = pcPPS->getPpsRangeExtension().settingsDifferFromDefaults(pcPPS->getUseTransformSkip()); // Other PPS extension flags checked here. for(Int i=0; igetPpsRangeExtension(); if (pcPPS->getUseTransformSkip()) { WRITE_UVLC( ppsRangeExtension.getLog2MaxTransformSkipBlockSize()-2, "log2_max_transform_skip_block_size_minus2"); } WRITE_FLAG((ppsRangeExtension.getCrossComponentPredictionEnabledFlag() ? 1 : 0), "cross_component_prediction_enabled_flag" ); WRITE_FLAG(UInt(ppsRangeExtension.getChromaQpOffsetListEnabledFlag()), "chroma_qp_offset_list_enabled_flag" ); if (ppsRangeExtension.getChromaQpOffsetListEnabledFlag()) { WRITE_UVLC(ppsRangeExtension.getDiffCuChromaQpOffsetDepth(), "diff_cu_chroma_qp_offset_depth"); WRITE_UVLC(ppsRangeExtension.getChromaQpOffsetListLen() - 1, "chroma_qp_offset_list_len_minus1"); /* skip zero index */ for (Int cuChromaQpOffsetIdx = 0; cuChromaQpOffsetIdx < ppsRangeExtension.getChromaQpOffsetListLen(); cuChromaQpOffsetIdx++) { WRITE_SVLC(ppsRangeExtension.getChromaQpOffsetListEntry(cuChromaQpOffsetIdx+1).u.comp.CbOffset, "cb_qp_offset_list[i]"); WRITE_SVLC(ppsRangeExtension.getChromaQpOffsetListEntry(cuChromaQpOffsetIdx+1).u.comp.CrOffset, "cr_qp_offset_list[i]"); } } WRITE_UVLC( ppsRangeExtension.getLog2SaoOffsetScale(CHANNEL_TYPE_LUMA), "log2_sao_offset_scale_luma" ); WRITE_UVLC( ppsRangeExtension.getLog2SaoOffsetScale(CHANNEL_TYPE_CHROMA), "log2_sao_offset_scale_chroma" ); } break; 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 #else WRITE_FLAG( 1, "pps_extension_present_flag" ); WRITE_FLAG( pcPPS->getPpsRangeExtensionsFlag( ) ? 1 : 0 , "pps_range_extensions_flag" ); WRITE_FLAG( pcPPS->getPpsMultilayerExtensionFlag( ) ? 1 : 0 , "pps_multilayer_extension_flag" ); WRITE_FLAG( pcPPS->getPps3dExtensionFlag( ) ? 1 : 0 , "pps_3d_extension_flag" ); WRITE_CODE( pcPPS->getPpsExtension5bits( ), 5, "pps_extension_5bits" ); if ( pcPPS->getPpsRangeExtensionsFlag() ) { const TComPPSRExt &ppsRangeExtension = pcPPS->getPpsRangeExtension(); if (pcPPS->getUseTransformSkip()) { WRITE_UVLC( ppsRangeExtension.getLog2MaxTransformSkipBlockSize()-2, "log2_max_transform_skip_block_size_minus2"); } WRITE_FLAG((ppsRangeExtension.getCrossComponentPredictionEnabledFlag() ? 1 : 0), "cross_component_prediction_enabled_flag" ); WRITE_FLAG(UInt(ppsRangeExtension.getChromaQpOffsetListEnabledFlag()), "chroma_qp_offset_list_enabled_flag" ); if (ppsRangeExtension.getChromaQpOffsetListEnabledFlag()) { WRITE_UVLC(ppsRangeExtension.getDiffCuChromaQpOffsetDepth(), "diff_cu_chroma_qp_offset_depth"); WRITE_UVLC(ppsRangeExtension.getChromaQpOffsetListLen() - 1, "chroma_qp_offset_list_len_minus1"); /* skip zero index */ for (Int cuChromaQpOffsetIdx = 0; cuChromaQpOffsetIdx < ppsRangeExtension.getChromaQpOffsetListLen(); cuChromaQpOffsetIdx++) { WRITE_SVLC(ppsRangeExtension.getChromaQpOffsetListEntry(cuChromaQpOffsetIdx+1).u.comp.CbOffset, "cb_qp_offset_list[i]"); WRITE_SVLC(ppsRangeExtension.getChromaQpOffsetListEntry(cuChromaQpOffsetIdx+1).u.comp.CrOffset, "cr_qp_offset_list[i]"); } } WRITE_UVLC( ppsRangeExtension.getLog2SaoOffsetScale(CHANNEL_TYPE_LUMA), "log2_sao_offset_scale_luma" ); WRITE_UVLC( ppsRangeExtension.getLog2SaoOffsetScale(CHANNEL_TYPE_CHROMA), "log2_sao_offset_scale_chroma" ); } if ( pcPPS->getPpsMultilayerExtensionFlag() ) { codePpsMultilayerExtension( pcPPS ); } #if NH_3D if( pcPPS->getPps3dExtensionFlag( ) ) // This probably needs to be aligned with Rext and SHVC { codePps3dExtension( pcPPS ); } #endif #endif xWriteRbspTrailingBits(); } #if NH_3D Void TEncCavlc::codePps3dExtension ( const TComPPS* pcPPS ) { // Assuming that all PPS indirectly refer to the same VPS via different SPS // There is no parsing dependency in decoding DLT in PPS. // The VPS information passed to decodePPS() is used to arrange the decoded DLT tables to their corresponding layers. // This is equivalent to the process of // Step 1) decoding DLT tables based on the number of depth layers, and // Step 2) mapping DLT tables to the depth layers // as described in the 3D-HEVC WD. // GT: Please remove dependency from VPS in the encoding as well as in the parsing function, e.g. using the equivalent process. // GT: Moreover this function should only carry out the coding of the DLT and NO rate based decisions. // GT: Please add a function e.g. xSetDLT in e.g. TEncSlice to find the best DLT syntax representation and do ONLY the coding of the DLT here !! #if H_3D WRITE_FLAG( pcDLT->getDltPresentFlag() ? 1 : 0, "dlt_present_flag" ); if ( pcDLT->getDltPresentFlag() ) { WRITE_CODE(pcDLT->getNumDepthViews(), 6, "pps_depth_layers_minus1"); WRITE_CODE((pcDLT->getDepthViewBitDepth() - 8), 4, "pps_bit_depth_for_depth_views_minus8"); for( Int i = 0; i <= pcVPS->getMaxLayersMinus1(); i++ ) { if ( i != 0 ) { if ( pcVPS->getDepthId( i ) == 1 ) { WRITE_FLAG( pcDLT->getUseDLTFlag( i ) ? 1 : 0, "dlt_flag[i]" ); if ( pcDLT->getUseDLTFlag( i ) ) { WRITE_FLAG( pcDLT->getInterViewDltPredEnableFlag( i ) ? 1 : 0, "inter_view_dlt_pred_enable_flag[ i ]"); // ----------------------------- determine whether to use bit-map ----------------------------- Bool bDltBitMapRepFlag = false; UInt uiNumBitsNonBitMap = 0; UInt uiNumBitsBitMap = 0; UInt uiMaxDiff = 0; UInt uiMinDiff = 0xffffffff; UInt uiLengthMinDiff = 0; UInt uiLengthDltDiffMinusMin = 0; UInt* puiDltDiffValues = NULL; Int aiIdx2DepthValue_coded[256]; UInt uiNumDepthValues_coded = 0; uiNumDepthValues_coded = pcDLT->getNumDepthValues(i); for( UInt ui = 0; uiidx2DepthValue(i, ui); } if( pcDLT->getInterViewDltPredEnableFlag( i ) ) { AOF( pcVPS->getDepthId( 1 ) == 1 ); AOF( i > 1 ); // assumes ref layer id to be 1 Int* piRefDLT = pcDLT->idx2DepthValue( 1 ); UInt uiRefNum = pcDLT->getNumDepthValues( 1 ); pcDLT->getDeltaDLT(i, piRefDLT, uiRefNum, aiIdx2DepthValue_coded, &uiNumDepthValues_coded); } if ( NULL == (puiDltDiffValues = (UInt *)calloc(uiNumDepthValues_coded, sizeof(UInt))) ) { // This should be changed to an assertion. exit(-1); } for (UInt d = 1; d < uiNumDepthValues_coded; d++) { puiDltDiffValues[d] = aiIdx2DepthValue_coded[d] - aiIdx2DepthValue_coded[d-1]; if ( uiMaxDiff < puiDltDiffValues[d] ) { uiMaxDiff = puiDltDiffValues[d]; } if ( uiMinDiff > puiDltDiffValues[d] ) { uiMinDiff = puiDltDiffValues[d]; } } // counting bits // diff coding branch uiNumBitsNonBitMap += 8; // u(v) bits for num_depth_values_in_dlt[layerId] (i.e. num_entry[ layerId ]) if ( uiNumDepthValues_coded > 1 ) { uiNumBitsNonBitMap += 8; // u(v) bits for max_diff[ layerId ] } if ( uiNumDepthValues_coded > 2 ) { uiLengthMinDiff = (UInt) ceil(Log2(uiMaxDiff + 1)); uiNumBitsNonBitMap += uiLengthMinDiff; // u(v) bits for min_diff[ layerId ] } uiNumBitsNonBitMap += 8; // u(v) bits for dlt_depth_value0[ layerId ] if (uiMaxDiff > uiMinDiff) { uiLengthDltDiffMinusMin = (UInt) ceil(Log2(uiMaxDiff - uiMinDiff + 1)); uiNumBitsNonBitMap += uiLengthDltDiffMinusMin * (uiNumDepthValues_coded - 1); // u(v) bits for dlt_depth_value_diff_minus_min[ layerId ][ j ] } // bit map branch uiNumBitsBitMap = 256; // uiNumBitsBitMap = 1 << pcDLT->getDepthViewBitDepth(); // determine bDltBitMapFlag bDltBitMapRepFlag = (uiNumBitsBitMap > uiNumBitsNonBitMap) ? false : true; // ----------------------------- Actual coding ----------------------------- if ( pcDLT->getInterViewDltPredEnableFlag( i ) == false ) { WRITE_FLAG( bDltBitMapRepFlag ? 1 : 0, "dlt_bit_map_rep_flag[ layerId ]" ); } else { bDltBitMapRepFlag = false; } // bit map coding if ( bDltBitMapRepFlag ) { UInt uiDltArrayIndex = 0; for (UInt d=0; d < 256; d++) { if ( d == aiIdx2DepthValue_coded[uiDltArrayIndex] ) { WRITE_FLAG(1, "dlt_bit_map_flag[ layerId ][ j ]"); uiDltArrayIndex++; } else { WRITE_FLAG(0, "dlt_bit_map_flag[ layerId ][ j ]"); } } } // Diff Coding else { WRITE_CODE(uiNumDepthValues_coded, 8, "num_depth_values_in_dlt[i]"); // num_entry { // The condition if( uiNumDepthValues_coded > 0 ) is always true since for Single-view Diff Coding, there is at least one depth value in depth component. if ( uiNumDepthValues_coded > 1 ) { WRITE_CODE(uiMaxDiff, 8, "max_diff[ layerId ]"); // max_diff } if ( uiNumDepthValues_coded > 2 ) { WRITE_CODE((uiMinDiff - 1), uiLengthMinDiff, "min_diff_minus1[ layerId ]"); // min_diff_minus1 } WRITE_CODE(aiIdx2DepthValue_coded[0], 8, "dlt_depth_value0[layerId]"); // entry0 if (uiMaxDiff > uiMinDiff) { for (UInt d=1; d < uiNumDepthValues_coded; d++) { WRITE_CODE( (puiDltDiffValues[d] - uiMinDiff), uiLengthDltDiffMinusMin, "dlt_depth_value_diff_minus_min[ layerId ][ j ]"); // entry_value_diff_minus_min[ k ] } } } } free(puiDltDiffValues); } } } } } #endif } #endif Void TEncCavlc::codeVUI( const TComVUI *pcVUI, const 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 NH_MV assert( pcSPS->getLayerId() == 0 || !pcVUI->getVideoSignalTypePresentFlag() ); #endif 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_coeffs"); } } 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"); } const 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(), "vui_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_min_cu_denom"); WRITE_UVLC(pcVUI->getLog2MaxMvLengthHorizontal(), "log2_max_mv_length_horizontal"); WRITE_UVLC(pcVUI->getLog2MaxMvLengthVertical(), "log2_max_mv_length_vertical"); } } Void TEncCavlc::codeHrdParameters( const 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_hrd_params_present_flag" ); if( hrd->getSubPicCpbParamsPresentFlag() ) { WRITE_CODE( hrd->getTickDivisorMinus2(), 8, "tick_divisor_minus2" ); WRITE_CODE( hrd->getDuCpbRemovalDelayLengthMinus1(), 5, "du_cpb_removal_delay_increment_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"); Bool fixedPixRateWithinCvsFlag = true; if( !hrd->getFixedPicRateFlag( i ) ) { fixedPixRateWithinCvsFlag = hrd->getFixedPicRateWithinCvsFlag( i ); WRITE_FLAG( hrd->getFixedPicRateWithinCvsFlag( i ) ? 1 : 0, "fixed_pic_rate_within_cvs_flag"); } if( fixedPixRateWithinCvsFlag ) { 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( const TComSPS* pcSPS ) { const ChromaFormat format = pcSPS->getChromaFormatIdc(); const Bool chromaEnabled = isChromaEnabled(format); #if ENC_DEC_TRACE #if H_MV_ENC_DEC_TRAC tracePSHeader( "SPS", pcSPS->getLayerId() ); #else xTraceSPSHeader (); #endif #endif WRITE_CODE( pcSPS->getVPSId (), 4, "sps_video_parameter_set_id" ); #if NH_MV if ( pcSPS->getLayerId() == 0 ) { #endif WRITE_CODE( pcSPS->getMaxTLayers() - 1, 3, "sps_max_sub_layers_minus1" ); #if NH_MV } else { WRITE_CODE( pcSPS->getSpsExtOrMaxSubLayersMinus1( ), 3, "sps_ext_or_max_sub_layers_minus1" ); } if ( !pcSPS->getMultiLayerExtSpsFlag() ) { #endif WRITE_FLAG( pcSPS->getTemporalIdNestingFlag() ? 1 : 0, "sps_temporal_id_nesting_flag" ); codePTL(pcSPS->getPTL(), 1, pcSPS->getMaxTLayers() - 1); #if NH_MV } #endif WRITE_UVLC( pcSPS->getSPSId (), "sps_seq_parameter_set_id" ); #if NH_MV if ( pcSPS->getMultiLayerExtSpsFlag() ) { WRITE_FLAG( pcSPS->getUpdateRepFormatFlag( ) ? 1 : 0 , "update_rep_format_flag" ); if ( pcSPS->getUpdateRepFormatFlag() ) { WRITE_CODE( pcSPS->getSpsRepFormatIdx( ), 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()) { 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" ); } #if NH_MV } #endif #if NH_MV if ( !pcSPS->getMultiLayerExtSpsFlag() ) { #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 NH_MV } #endif WRITE_UVLC( pcSPS->getBitsForPOC()-4, "log2_max_pic_order_cnt_lsb_minus4" ); #if NH_MV if ( !pcSPS->getMultiLayerExtSpsFlag()) { #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_max_num_reorder_pics[i]" ); WRITE_UVLC( pcSPS->getMaxLatencyIncrease(i), "sps_max_latency_increase_plus1[i]" ); if (!subLayerOrderingInfoPresentFlag) { break; } } #if NH_MV } #endif assert( pcSPS->getMaxCUWidth() == pcSPS->getMaxCUHeight() ); WRITE_UVLC( pcSPS->getLog2MinCodingBlockSize() - 3, "log2_min_luma_coding_block_size_minus3" ); WRITE_UVLC( pcSPS->getLog2DiffMaxMinCodingBlockSize(), "log2_diff_max_min_luma_coding_block_size" ); WRITE_UVLC( pcSPS->getQuadtreeTULog2MinSize() - 2, "log2_min_luma_transform_block_size_minus2" ); WRITE_UVLC( pcSPS->getQuadtreeTULog2MaxSize() - pcSPS->getQuadtreeTULog2MinSize(), "log2_diff_max_min_luma_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 NH_MV if ( pcSPS->getMultiLayerExtSpsFlag() ) { WRITE_FLAG( pcSPS->getSpsInferScalingListFlag( ) ? 1 : 0 , "sps_infer_scaling_list_flag" ); } if ( pcSPS->getSpsInferScalingListFlag() ) { WRITE_CODE( pcSPS->getSpsScalingListRefLayerId( ), 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( pcSPS->getScalingList() ); } #if NH_MV } #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 ); const TComRPSList* rpsList = pcSPS->getRPSList(); WRITE_UVLC(rpsList->getNumberOfReferencePictureSets(), "num_short_term_ref_pic_sets" ); for(Int i=0; i < rpsList->getNumberOfReferencePictureSets(); i++) { const TComReferencePictureSet*rps = rpsList->getReferencePictureSet(i); codeShortTermRefPicSet( 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_pics_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[i]"); } } 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); } #if !NH_MV Bool sps_extension_present_flag=false; Bool sps_extension_flags[NUM_SPS_EXTENSION_FLAGS]={false}; sps_extension_flags[SPS_EXT__REXT] = pcSPS->getSpsRangeExtension().settingsDifferFromDefaults(); // Other SPS extension flags checked here. for(Int i=0; igetSpsRangeExtension(); WRITE_FLAG( (spsRangeExtension.getTransformSkipRotationEnabledFlag() ? 1 : 0), "transform_skip_rotation_enabled_flag"); WRITE_FLAG( (spsRangeExtension.getTransformSkipContextEnabledFlag() ? 1 : 0), "transform_skip_context_enabled_flag"); WRITE_FLAG( (spsRangeExtension.getRdpcmEnabledFlag(RDPCM_SIGNAL_IMPLICIT) ? 1 : 0), "implicit_rdpcm_enabled_flag" ); WRITE_FLAG( (spsRangeExtension.getRdpcmEnabledFlag(RDPCM_SIGNAL_EXPLICIT) ? 1 : 0), "explicit_rdpcm_enabled_flag" ); WRITE_FLAG( (spsRangeExtension.getExtendedPrecisionProcessingFlag() ? 1 : 0), "extended_precision_processing_flag" ); WRITE_FLAG( (spsRangeExtension.getIntraSmoothingDisabledFlag() ? 1 : 0), "intra_smoothing_disabled_flag" ); WRITE_FLAG( (spsRangeExtension.getHighPrecisionOffsetsEnabledFlag() ? 1 : 0), "high_precision_offsets_enabled_flag" ); WRITE_FLAG( (spsRangeExtension.getPersistentRiceAdaptationEnabledFlag() ? 1 : 0), "persistent_rice_adaptation_enabled_flag" ); WRITE_FLAG( (spsRangeExtension.getCabacBypassAlignmentEnabledFlag() ? 1 : 0), "cabac_bypass_alignment_enabled_flag" ); break; } default: assert(sps_extension_flags[i]==false); // Should never get here with an active SPS extension flag. break; } } } } #else WRITE_FLAG( pcSPS->getSpsExtensionPresentFlag(), "sps_extension_present_flag" ); if ( pcSPS->getSpsExtensionPresentFlag() ) { WRITE_FLAG( pcSPS->getSpsRangeExtensionsFlag( ) ? 1 : 0 , "sps_range_extensions_flag" ); WRITE_FLAG( pcSPS->getSpsMultilayerExtensionFlag( ) ? 1 : 0 , "sps_multilayer_extension_flag" ); WRITE_FLAG( pcSPS->getSps3dExtensionFlag( ) ? 1 : 0 , "sps_3d_extension_flag" ); WRITE_CODE( pcSPS->getSpsExtension5bits( ) , 5 , "sps_extension_5bits" ); } if ( pcSPS->getSpsRangeExtensionsFlag() ) { const TComSPSRExt &spsRangeExtension=pcSPS->getSpsRangeExtension(); WRITE_FLAG( (spsRangeExtension.getTransformSkipRotationEnabledFlag() ? 1 : 0), "transform_skip_rotation_enabled_flag"); WRITE_FLAG( (spsRangeExtension.getTransformSkipContextEnabledFlag() ? 1 : 0), "transform_skip_context_enabled_flag"); WRITE_FLAG( (spsRangeExtension.getRdpcmEnabledFlag(RDPCM_SIGNAL_IMPLICIT) ? 1 : 0), "implicit_rdpcm_enabled_flag" ); WRITE_FLAG( (spsRangeExtension.getRdpcmEnabledFlag(RDPCM_SIGNAL_EXPLICIT) ? 1 : 0), "explicit_rdpcm_enabled_flag" ); WRITE_FLAG( (spsRangeExtension.getExtendedPrecisionProcessingFlag() ? 1 : 0), "extended_precision_processing_flag" ); WRITE_FLAG( (spsRangeExtension.getIntraSmoothingDisabledFlag() ? 1 : 0), "intra_smoothing_disabled_flag" ); WRITE_FLAG( (spsRangeExtension.getHighPrecisionOffsetsEnabledFlag() ? 1 : 0), "high_precision_offsets_enabled_flag" ); WRITE_FLAG( (spsRangeExtension.getPersistentRiceAdaptationEnabledFlag() ? 1 : 0), "persistent_rice_adaptation_enabled_flag" ); WRITE_FLAG( (spsRangeExtension.getCabacBypassAlignmentEnabledFlag() ? 1 : 0), "cabac_bypass_alignment_enabled_flag" ); } if ( pcSPS->getSpsMultilayerExtensionFlag() ) { codeSPSExtension( pcSPS ); } #if NH_3D if ( pcSPS->getSps3dExtensionFlag() ) { codeSPS3dExtension( pcSPS ); } #endif #endif xWriteRbspTrailingBits(); } #if NH_MV Void TEncCavlc::codeSPSExtension( const TComSPS* pcSPS ) { WRITE_FLAG( pcSPS->getInterViewMvVertConstraintFlag() ? 1 : 0, "inter_view_mv_vert_constraint_flag" ); } Void TEncCavlc::codePpsMultilayerExtension(const TComPPS* pcPPS) { WRITE_FLAG( pcPPS->getPocResetInfoPresentFlag( ) ? 1 : 0 , "poc_reset_info_present_flag" ); WRITE_FLAG( pcPPS->getPpsInferScalingListFlag( ) ? 1 : 0 , "pps_infer_scaling_list_flag" ); if (pcPPS->getPpsInferScalingListFlag()) { WRITE_CODE( pcPPS->getPpsScalingListRefLayerId( ), 6, "pps_scaling_list_ref_layer_id" ); } WRITE_UVLC( 0, "num_ref_loc_offsets" ); WRITE_FLAG( 0 , "colour_mapping_enabled_flag" ); } #endif #if NH_3D Void TEncCavlc::codeSPS3dExtension( const TComSPS* pcSPS ) { const TComSps3dExtension* sps3dExt = pcSPS->getSps3dExtension(); for( Int d = 0; d <= 1; d++ ) { WRITE_FLAG( sps3dExt->getIvMvPredFlag( d ) ? 1 : 0 , "iv_mv_pred_flag" ); WRITE_FLAG( sps3dExt->getIvMvScalingFlag( d ) ? 1 : 0 , "iv_mv_scaling_flag" ); if( d == 0 ) { WRITE_UVLC( sps3dExt->getLog2SubPbSizeMinus3( d ), "log2_sub_pb_size_minus3" ); WRITE_FLAG( sps3dExt->getIvResPredFlag( d ) ? 1 : 0 , "iv_res_pred_flag" ); WRITE_FLAG( sps3dExt->getDepthRefinementFlag( d ) ? 1 : 0 , "depth_refinement_flag" ); WRITE_FLAG( sps3dExt->getViewSynthesisPredFlag( d ) ? 1 : 0 , "view_synthesis_pred_flag" ); WRITE_FLAG( sps3dExt->getDepthBasedBlkPartFlag( d ) ? 1 : 0 , "depth_based_blk_part_flag" ); } else { WRITE_FLAG( sps3dExt->getMpiFlag( d ) ? 1 : 0 , "mpi_flag" ); WRITE_UVLC( sps3dExt->getLog2MpiSubPbSizeMinus3( d ), "log2_mpi_sub_pb_size_minus3" ); WRITE_FLAG( sps3dExt->getIntraContourFlag( d ) ? 1 : 0 , "intra_contour_flag" ); WRITE_FLAG( sps3dExt->getIntraSdcWedgeFlag( d ) ? 1 : 0 , "intra_sdc_wedge_flag" ); WRITE_FLAG( sps3dExt->getQtPredFlag( d ) ? 1 : 0 , "qt_pred_flag" ); WRITE_FLAG( sps3dExt->getInterSdcFlag( d ) ? 1 : 0 , "inter_sdc_flag" ); WRITE_FLAG( sps3dExt->getDepthIntraSkipFlag( d ) ? 1 : 0 , "intra_skip_flag" ); } } } #endif Void TEncCavlc::codeVPS( const TComVPS* pcVPS ) { #if ENC_DEC_TRACE #if H_MV_ENC_DEC_TRAC tracePSHeader( "VPS", getEncTop()->getLayerId() ); #else xTraceVPSHeader(); #endif #endif WRITE_CODE( pcVPS->getVPSId(), 4, "vps_video_parameter_set_id" ); #if NH_MV WRITE_FLAG( pcVPS->getVpsBaseLayerInternalFlag( ) ? 1 : 0 , "vps_base_layer_internal_flag" ); WRITE_FLAG( pcVPS->getVpsBaseLayerAvailableFlag( ) ? 1 : 0 , "vps_base_layer_available_flag" ); #else WRITE_FLAG( 1, "vps_base_layer_internal_flag" ); WRITE_FLAG( 1, "vps_base_layer_available_flag" ); #endif #if NH_MV WRITE_CODE( pcVPS->getMaxLayersMinus1(), 6, "vps_max_layers_minus1" ); #else WRITE_CODE( 0, 6, "vps_max_layers_minus1" ); #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()); WRITE_CODE( 0xffff, 16, "vps_reserved_0xffff_16bits" ); 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_max_num_reorder_pics[i]" ); WRITE_UVLC( pcVPS->getMaxLatencyIncrease(i), "vps_max_latency_increase_plus1[i]" ); if (!subLayerOrderingInfoPresentFlag) { break; } } assert( pcVPS->getNumHrdParameters() <= MAX_VPS_NUM_HRD_PARAMETERS ); #if NH_MV assert( pcVPS->getVpsMaxLayerId() < MAX_VPS_NUH_LAYER_ID_PLUS1 ); WRITE_CODE( pcVPS->getVpsMaxLayerId(), 6, "vps_max_layer_id" ); WRITE_UVLC( pcVPS->getVpsNumLayerSetsMinus1(), "vps_num_layer_sets_minus1" ); for( UInt opsIdx = 1; opsIdx <= pcVPS->getVpsNumLayerSetsMinus1(); opsIdx ++ ) { // Operation point set for( UInt i = 0; i <= pcVPS->getVpsMaxLayerId(); i ++ ) { #else assert( pcVPS->getMaxNuhReservedZeroLayerId() < MAX_VPS_NUH_RESERVED_ZERO_LAYER_ID_PLUS1 ); WRITE_CODE( pcVPS->getMaxNuhReservedZeroLayerId(), 6, "vps_max_layer_id" ); WRITE_UVLC( pcVPS->getMaxOpSets() - 1, "vps_num_layer_sets_minus1" ); for( UInt opsIdx = 1; opsIdx <= ( pcVPS->getMaxOpSets() - 1 ); opsIdx ++ ) { // Operation point set for( UInt i = 0; i <= pcVPS->getMaxNuhReservedZeroLayerId(); i ++ ) { // 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]" ); } } const 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"); } WRITE_UVLC( pcVPS->getNumHrdParameters(), "vps_num_hrd_parameters" ); if( pcVPS->getNumHrdParameters() > 0 ) { for( UInt i = 0; i < pcVPS->getNumHrdParameters(); i ++ ) { // Only applicable for version 1 WRITE_UVLC( pcVPS->getHrdOpSetIdx( i ), "hrd_layer_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 NH_MV WRITE_FLAG( pcVPS->getVpsExtensionFlag(), "vps_extension_flag" ); m_pcBitIf->writeAlignOne(); codeVPSExtension( pcVPS ); #if NH_3D WRITE_FLAG( 1, "vps_extension2_flag" ); WRITE_FLAG( 1, "vps_3d_extension_flag" ); m_pcBitIf->writeAlignOne(); codeVPS3dExtension( pcVPS ); WRITE_FLAG( 0, "vps_extension3_flag" ); #else WRITE_FLAG( 0, "vps_extension2_flag" ); #endif #else WRITE_FLAG( 0, "vps_extension_flag" ); #endif //future extensions here.. xWriteRbspTrailingBits(); } #if NH_MV Void TEncCavlc::codeVPSExtension( const TComVPS *pcVPS ) { if( pcVPS->getMaxLayersMinus1() > 0 && pcVPS->getVpsBaseLayerInternalFlag() ) { codePTL( pcVPS->getPTL( 1 ),0, pcVPS->getMaxSubLayersMinus1() ); } WRITE_FLAG( pcVPS->getSplittingFlag() ? 1 : 0, "splitting_flag" ); for( Int type = 0; type < MAX_NUM_SCALABILITY_TYPES; type++ ) { WRITE_FLAG( pcVPS->getScalabilityMaskFlag( type ) ? 1 : 0, "scalability_mask_flag[i]" ); } for( Int sIdx = 0; sIdx < pcVPS->getNumScalabilityTypes( ) - ( pcVPS->getSplittingFlag() ? 1 : 0 ); sIdx++ ) { WRITE_CODE( pcVPS->getDimensionIdLen( sIdx ) - 1 , 3, "dimension_id_len_minus1[j]"); } if ( pcVPS->getSplittingFlag() ) { assert( pcVPS->getDimensionIdLen( pcVPS->getNumScalabilityTypes( ) - 1 ) == pcVPS->inferLastDimsionIdLenMinus1() + 1 ); } WRITE_FLAG( pcVPS->getVpsNuhLayerIdPresentFlag() ? 1 : 0, "vps_nuh_layer_id_present_flag"); for( Int i = 1; i <= pcVPS->getMaxLayersMinus1(); i++ ) { if ( pcVPS->getVpsNuhLayerIdPresentFlag() ) { WRITE_CODE( pcVPS->getLayerIdInNuh( i ), 6, "layer_id_in_nuh[i]"); } else { assert( pcVPS->getLayerIdInNuh( i ) == i ); } assert( pcVPS->getLayerIdInVps( pcVPS->getLayerIdInNuh( i ) ) == i ); for( Int j = 0; j < pcVPS->getNumScalabilityTypes() ; j++ ) { if ( !pcVPS->getSplittingFlag() ) { WRITE_CODE( pcVPS->getDimensionId( i, j ), pcVPS->getDimensionIdLen( j ), "dimension_id[i][j]"); } else { assert( pcVPS->getDimensionId( i, j ) == pcVPS->inferDimensionId( i, j ) ); } } } WRITE_CODE( pcVPS->getViewIdLen( ), 4, "view_id_len" ); if ( pcVPS->getViewIdLen( ) > 0 ) { for( Int i = 0; i < pcVPS->getNumViews(); i++ ) { WRITE_CODE( pcVPS->getViewIdVal( i ), pcVPS->getViewIdLen( ), "view_id_val[i]" ); } } else { for( Int i = 0; i < pcVPS->getNumViews(); i++ ) { assert( pcVPS->getViewIdVal( i ) == 0 ); } } for( Int i = 1; i <= pcVPS->getMaxLayersMinus1(); i++ ) { for( Int j = 0; j < i; j++ ) { WRITE_FLAG( pcVPS->getDirectDependencyFlag( i, j ), "direct_dependency_flag[i][j]" ); } } if ( pcVPS->getNumIndependentLayers() > 1 ) { WRITE_UVLC( pcVPS->getNumAddLayerSets( ), "num_add_layer_sets" ); } for (Int i = 0; i < pcVPS->getNumAddLayerSets(); i++) { for (Int j = 1; j < pcVPS->getNumIndependentLayers(); j++) { WRITE_CODE( pcVPS->getHighestLayerIdxPlus1( i, j ), pcVPS->getHighestLayerIdxPlus1Len( j ) , "highest_layer_idx_plus1" ); } } WRITE_FLAG( pcVPS->getVpsSubLayersMaxMinus1PresentFlag( ) ? 1 : 0 , "vps_sub_layers_max_minus1_present_flag" ); if ( pcVPS->getVpsSubLayersMaxMinus1PresentFlag() ) { for (Int i = 0; i <= pcVPS->getMaxLayersMinus1(); i++ ) { WRITE_CODE( pcVPS->getSubLayersVpsMaxMinus1( i ), 3, "sub_layers_vps_max_minus1" ); pcVPS->checkSubLayersVpsMaxMinus1( i ); } } else { for (Int i = 0; i <= pcVPS->getMaxLayersMinus1(); i++ ) { assert( pcVPS->getSubLayersVpsMaxMinus1( i ) + 1 == pcVPS->getMaxTLayers( ) ); } } WRITE_FLAG( pcVPS->getMaxTidRefPresentFlag( ) ? 1 : 0 , "max_tid_ref_present_flag" ); if ( pcVPS->getMaxTidRefPresentFlag() ) { for( Int i = 0; i < pcVPS->getMaxLayersMinus1(); i++ ) { for( Int j = i + 1; j <= pcVPS->getMaxLayersMinus1(); j++ ) { if ( pcVPS->getDirectDependencyFlag(j,i) ) { WRITE_CODE( pcVPS->getMaxTidIlRefPicsPlus1( i, j ), 3, "max_tid_il_ref_pics_plus1" ); } } } } WRITE_FLAG( pcVPS->getAllRefLayersActiveFlag( ) ? 1 : 0 , "all_ref_layers_active_flag" ); WRITE_UVLC( pcVPS->getVpsNumProfileTierLevelMinus1( ), "vps_num_profile_tier_level_minus1" ); Int offsetVal = ( pcVPS->getMaxLayersMinus1() > 0 && pcVPS->getVpsBaseLayerInternalFlag() ) ? 2 : 1; for( Int i = pcVPS->getVpsBaseLayerInternalFlag() ? 2 : 1; i <= pcVPS->getVpsNumProfileTierLevelMinus1(); i++ ) { WRITE_FLAG( pcVPS->getVpsProfilePresentFlag( i ) ? 1 : 0, "vps_profile_present_flag[i]" ); codePTL( pcVPS->getPTL( offsetVal ), pcVPS->getVpsProfilePresentFlag( i ), pcVPS->getMaxTLayers() - 1 ); offsetVal++; } if (pcVPS->getNumLayerSets() > 1) { WRITE_UVLC( pcVPS->getNumAddOlss( ), "num_add_olss" ); WRITE_CODE( pcVPS->getDefaultOutputLayerIdc( ), 2, "default_output_layer_idc" ); } assert( pcVPS->getOutputLayerFlag(0, 0) == pcVPS->inferOutputLayerFlag( 0, 0 )); assert( pcVPS->getLayerSetIdxForOlsMinus1( 0 ) == -1 ); if (pcVPS->getVpsBaseLayerInternalFlag() ) { assert( pcVPS->getProfileTierLevelIdx(0,0) == pcVPS->inferProfileTierLevelIdx(0,0) ); } for( Int i = 1; i < pcVPS->getNumOutputLayerSets( ); i++ ) { if( pcVPS->getNumLayerSets() > 2 && i >= pcVPS->getNumLayerSets( ) ) { WRITE_CODE( pcVPS->getLayerSetIdxForOlsMinus1( i ), pcVPS->getLayerSetIdxForOlsMinus1Len( i ) , "layer_set_idx_for_ols_minus1[i]" ); } if ( i > pcVPS->getVpsNumLayerSetsMinus1() || pcVPS->getDefaultOutputLayerIdc() == 2 ) { for( Int j = 0; j < pcVPS->getNumLayersInIdList( pcVPS->olsIdxToLsIdx( i ) ); j++ ) { WRITE_FLAG( pcVPS->getOutputLayerFlag( i, j) ? 1 : 0, "output_layer_flag" ); } } else { for( Int j = 0; j < pcVPS->getNumLayersInIdList( pcVPS->olsIdxToLsIdx( i ) ) - 1; j++ ) { assert( pcVPS->getOutputLayerFlag( i , j ) == pcVPS->inferOutputLayerFlag( i, j )); } } for ( Int j = 0; j < pcVPS->getNumLayersInIdList( pcVPS->olsIdxToLsIdx(i)); j++ ) { if (pcVPS->getNecessaryLayerFlag( i, j ) && pcVPS->getVpsNumProfileTierLevelMinus1() > 0 ) { WRITE_CODE( pcVPS->getProfileTierLevelIdx( i, j ), pcVPS->getProfileTierLevelIdxLen() ,"profile_tier_level_idx[ i ][ j ]" ); } if (pcVPS->getNecessaryLayerFlag( i, j ) && pcVPS->getVpsNumProfileTierLevelMinus1() == 0 ) { assert( pcVPS->getProfileTierLevelIdx( i , j ) == pcVPS->inferProfileTierLevelIdx( i, j ) ); } } if( pcVPS->getNumOutputLayersInOutputLayerSet( i ) == 1 && pcVPS->getNumDirectRefLayers( pcVPS->getOlsHighestOutputLayerId( i ) ) > 0 ) { WRITE_FLAG( pcVPS->getAltOutputLayerFlag( i ) ? 1 : 0 , "alt_output_layer_flag[ i ]" ); } } WRITE_UVLC( pcVPS->getVpsNumRepFormatsMinus1( ), "vps_num_rep_formats_minus1" ); for (Int i = 0; i <= pcVPS->getVpsNumRepFormatsMinus1(); i++ ) { const TComRepFormat* curRepFormat = pcVPS->getRepFormat(i); const TComRepFormat* prevRepFormat = i > 0 ? pcVPS->getRepFormat( i - 1) : NULL; codeRepFormat( i, curRepFormat , prevRepFormat); } if ( pcVPS->getVpsNumRepFormatsMinus1() > 0 ) { WRITE_FLAG( pcVPS->getRepFormatIdxPresentFlag( ) ? 1 : 0 , "rep_format_idx_present_flag" ); } if( pcVPS->getRepFormatIdxPresentFlag() ) { for( Int i = pcVPS->getVpsBaseLayerInternalFlag() ? 1 : 0; i <= pcVPS->getMaxLayersMinus1(); i++ ) { WRITE_CODE( pcVPS->getVpsRepFormatIdx(i), pcVPS->getVpsRepFormatIdxLen(), "vps_rep_format_idx[i]" ); } } else { for( Int i = pcVPS->getVpsBaseLayerInternalFlag() ? 1 : 0; i <= pcVPS->getMaxLayersMinus1(); i++ ) { assert( pcVPS->getVpsRepFormatIdx( i ) == pcVPS->inferVpsRepFormatIdx( i ) ); } } WRITE_FLAG( pcVPS->getMaxOneActiveRefLayerFlag( ) ? 1 : 0, "max_one_active_ref_layer_flag" ); WRITE_FLAG( pcVPS->getVpsPocLsbAlignedFlag( ) ? 1 : 0 , "vps_poc_lsb_aligned_flag" ); for( Int i = 1; i <= pcVPS->getMaxLayersMinus1(); i++ ) { if( pcVPS->getNumDirectRefLayers( pcVPS->getLayerIdInNuh( i ) ) == 0 ) { WRITE_FLAG( pcVPS->getPocLsbNotPresentFlag( i ) ? 1 : 0 , "poc_lsb_not_present_flag" ); } } codeDpbSize( pcVPS ); WRITE_UVLC( pcVPS->getDirectDepTypeLenMinus2 ( ), "direct_dep_type_len_minus2"); WRITE_FLAG( pcVPS->getDefaultDirectDependencyFlag( ) ? 1 : 0 , "default_direct_dependency_flag" ); if ( pcVPS->getDefaultDirectDependencyFlag( ) ) { WRITE_CODE( pcVPS->getDefaultDirectDependencyType( ), pcVPS->getDirectDepTypeLenMinus2( ) + 2 , "default_direct_dependency_type" ); } for( Int i = pcVPS->getVpsBaseLayerInternalFlag() ? 1 : 2; i <= pcVPS->getMaxLayersMinus1(); i++ ) { for( Int j = pcVPS->getVpsBaseLayerInternalFlag() ? 0 : 1; j < i; j++ ) { if (pcVPS->getDirectDependencyFlag( i, j) ) { if ( pcVPS->getDefaultDirectDependencyFlag( ) ) { assert( pcVPS->getDirectDependencyType( i, j ) == pcVPS->getDefaultDirectDependencyType( ) ); } else { assert ( pcVPS->getDirectDependencyType( i, j ) != -1 ); WRITE_CODE( pcVPS->getDirectDependencyType( i, j ),pcVPS->getDirectDepTypeLenMinus2( ) + 2, "direct_dependency_type[i][j]" ); } } } } WRITE_UVLC( 0, "vps_non_vui_extension_length" ); WRITE_FLAG( pcVPS->getVpsVuiPresentFlag() ? 1 : 0 , "vps_vui_present_flag" ); if( pcVPS->getVpsVuiPresentFlag() ) { m_pcBitIf->writeAlignOne(); // vps_vui_alignment_bit_equal_to_one codeVPSVUI( pcVPS ); } else { const TComVPSVUI* pcVPSVUI = pcVPS->getVPSVUI( ); assert( pcVPSVUI ); assert( !pcVPSVUI->getCrossLayerIrapAlignedFlag() ); } } Void TEncCavlc::codeVideoSignalInfo( const TComVideoSignalInfo* pcVideoSignalInfo ) { assert( pcVideoSignalInfo ); WRITE_CODE( pcVideoSignalInfo->getVideoVpsFormat( ), 3, "video_vps_format" ); WRITE_FLAG( pcVideoSignalInfo->getVideoFullRangeVpsFlag( ) ? 1 : 0 , "video_full_range_vps_flag" ); WRITE_CODE( pcVideoSignalInfo->getColourPrimariesVps( ), 8, "colour_primaries_vps" ); WRITE_CODE( pcVideoSignalInfo->getTransferCharacteristicsVps( ), 8, "transfer_characteristics_vps" ); WRITE_CODE( pcVideoSignalInfo->getMatrixCoeffsVps( ), 8, "matrix_coeffs_vps" ); } Void TEncCavlc::codeDpbSize( const TComVPS* vps ) { const TComDpbSize * dpbSize = vps->getDpbSize(); for( Int i = 1; i < vps->getNumOutputLayerSets(); i++ ) { Int currLsIdx = vps->olsIdxToLsIdx( i ); WRITE_FLAG( dpbSize->getSubLayerFlagInfoPresentFlag( i ) ? 1 : 0 , "sub_layer_flag_info_present_flag" ); for( Int j = 0; j <= vps->getMaxSubLayersInLayerSetMinus1( currLsIdx ); j++ ) { if( j > 0 && dpbSize->getSubLayerDpbInfoPresentFlag( i, j ) ) { WRITE_FLAG( dpbSize->getSubLayerDpbInfoPresentFlag( i, j ) ? 1 : 0 , "sub_layer_dpb_info_present_flag" ); } if( dpbSize->getSubLayerDpbInfoPresentFlag( i, j ) ) { for( Int k = 0; k < vps->getNumLayersInIdList( currLsIdx ); k++ ) { if ( vps->getNecessaryLayerFlag( i, k ) && ( vps->getVpsBaseLayerInternalFlag() || ( vps->getLayerSetLayerIdList(vps->olsIdxToLsIdx(i),k) != 0 ) )) { WRITE_UVLC( dpbSize->getMaxVpsDecPicBufferingMinus1( i, k, j ), "max_vps_dec_pic_buffering_minus1" ); } else { if ( vps->getNecessaryLayerFlag( i, k ) && ( j == 0 ) && ( k == 0 ) ) { assert( dpbSize->getMaxVpsDecPicBufferingMinus1(i ,k, j ) == 0 ); } } } WRITE_UVLC( dpbSize->getMaxVpsNumReorderPics( i, j ), "max_vps_num_reorder_pics" ); WRITE_UVLC( dpbSize->getMaxVpsLatencyIncreasePlus1( i, j ), "max_vps_latency_increase_plus1" ); } else { if ( j > 0 ) { for( Int k = 0; k < vps->getNumLayersInIdList( vps->olsIdxToLsIdx( i ) ); k++ ) { if ( vps->getNecessaryLayerFlag(i, k ) ) { assert( dpbSize->getMaxVpsDecPicBufferingMinus1( i, k, j ) == dpbSize->getMaxVpsDecPicBufferingMinus1( i,k, j - 1 ) ); } } assert( dpbSize->getMaxVpsNumReorderPics ( i, j ) == dpbSize->getMaxVpsNumReorderPics ( i, j - 1 ) ); assert( dpbSize->getMaxVpsLatencyIncreasePlus1( i, j ) == dpbSize->getMaxVpsLatencyIncreasePlus1( i, j - 1 ) ); } } } } } Void TEncCavlc::codeRepFormat( Int i, const TComRepFormat* pcRepFormat, const TComRepFormat* pcPrevRepFormat ) { assert( pcRepFormat ); WRITE_CODE( pcRepFormat->getPicWidthVpsInLumaSamples( ), 16, "pic_width_vps_in_luma_samples" ); WRITE_CODE( pcRepFormat->getPicHeightVpsInLumaSamples( ), 16, "pic_height_vps_in_luma_samples" ); WRITE_FLAG( pcRepFormat->getChromaAndBitDepthVpsPresentFlag( ) ? 1 : 0 , "chroma_and_bit_depth_vps_present_flag" ); pcRepFormat->checkChromaAndBitDepthVpsPresentFlag( i ); if ( pcRepFormat->getChromaAndBitDepthVpsPresentFlag() ) { WRITE_CODE( pcRepFormat->getChromaFormatVpsIdc( ), 2, "chroma_format_vps_idc" ); if ( pcRepFormat->getChromaFormatVpsIdc() == 3 ) { WRITE_FLAG( pcRepFormat->getSeparateColourPlaneVpsFlag( ) ? 1 : 0 , "separate_colour_plane_vps_flag" ); } WRITE_CODE( pcRepFormat->getBitDepthVpsLumaMinus8( ), 4, "bit_depth_vps_luma_minus8" ); WRITE_CODE( pcRepFormat->getBitDepthVpsChromaMinus8( ), 4, "bit_depth_vps_chroma_minus8" ); } else { pcRepFormat->checkInferChromaAndBitDepth(pcPrevRepFormat ); } WRITE_FLAG( pcRepFormat->getConformanceWindowVpsFlag( ) ? 1 : 0 , "conformance_window_vps_flag" ); if ( pcRepFormat->getConformanceWindowVpsFlag() ) { WRITE_UVLC( pcRepFormat->getConfWinVpsLeftOffset( ), "conf_win_vps_left_offset" ); WRITE_UVLC( pcRepFormat->getConfWinVpsRightOffset( ), "conf_win_vps_right_offset" ); WRITE_UVLC( pcRepFormat->getConfWinVpsTopOffset( ), "conf_win_vps_top_offset" ); WRITE_UVLC( pcRepFormat->getConfWinVpsBottomOffset( ), "conf_win_vps_bottom_offset" ); } } Void TEncCavlc::codeVPSVUI( const TComVPS* pcVPS ) { assert( pcVPS ); const TComVPSVUI* pcVPSVUI = pcVPS->getVPSVUI( ); assert( pcVPSVUI ); WRITE_FLAG( pcVPSVUI->getCrossLayerPicTypeAlignedFlag( ) ? 1 : 0 , "cross_layer_pic_type_aligned_flag" ); if ( !pcVPSVUI->getCrossLayerPicTypeAlignedFlag() ) { WRITE_FLAG( pcVPSVUI->getCrossLayerIrapAlignedFlag( ) ? 1 : 0 , "cross_layer_irap_aligned_flag" ); } if( pcVPSVUI->getCrossLayerIrapAlignedFlag( ) ) { WRITE_FLAG( pcVPSVUI->getAllLayersIdrAlignedFlag( ) ? 1 : 0 , "all_layers_idr_aligned_flag" ); } WRITE_FLAG( pcVPSVUI->getBitRatePresentVpsFlag( ) ? 1 : 0 , "bit_rate_present_vps_flag" ); WRITE_FLAG( pcVPSVUI->getPicRatePresentVpsFlag( ) ? 1 : 0 , "pic_rate_present_vps_flag" ); if( pcVPSVUI->getBitRatePresentVpsFlag( ) || pcVPSVUI->getPicRatePresentVpsFlag( ) ) { for( Int i = pcVPS->getVpsBaseLayerInternalFlag() ? 0 : 1; i < pcVPS->getNumLayerSets(); i++ ) { for( Int j = 0; j <= pcVPS->getMaxSubLayersInLayerSetMinus1( i ); j++ ) { if( pcVPSVUI->getBitRatePresentVpsFlag( ) ) { WRITE_FLAG( pcVPSVUI->getBitRatePresentFlag( i, j ) ? 1 : 0 , "bit_rate_present_flag" ); } if( pcVPSVUI->getBitRatePresentVpsFlag( ) ) { WRITE_FLAG( pcVPSVUI->getPicRatePresentFlag( i, j ) ? 1 : 0 , "pic_rate_present_flag" ); } if( pcVPSVUI->getBitRatePresentFlag( i, j ) ) { WRITE_CODE( pcVPSVUI->getAvgBitRate( i, j ), 16, "avg_bit_rate" ); WRITE_CODE( pcVPSVUI->getMaxBitRate( i, j ), 16, "max_bit_rate" ); } if( pcVPSVUI->getPicRatePresentFlag( i, j ) ) { WRITE_CODE( pcVPSVUI->getConstantPicRateIdc( i, j ), 2, "constant_pic_rate_idc" ); WRITE_CODE( pcVPSVUI->getAvgPicRate( i, j ), 16, "avg_pic_rate" ); } } } } WRITE_FLAG( pcVPSVUI->getVideoSignalInfoIdxPresentFlag( ) ? 1 : 0 , "video_signal_info_idx_present_flag" ); if( pcVPSVUI->getVideoSignalInfoIdxPresentFlag() ) { WRITE_CODE( pcVPSVUI->getVpsNumVideoSignalInfoMinus1( ), 4, "vps_num_video_signal_info_minus1" ); } else { assert( pcVPSVUI->getVpsNumVideoSignalInfoMinus1() == pcVPS->getMaxLayersMinus1() - ( pcVPS->getVpsBaseLayerInternalFlag() ? 0 : 1) ); } for( Int i = 0; i <= pcVPSVUI->getVpsNumVideoSignalInfoMinus1(); i++ ) { assert( pcVPSVUI->getVideoSignalInfo( i ) != NULL ); const TComVideoSignalInfo* curVideoSignalInfo = pcVPSVUI->getVideoSignalInfo( i ); codeVideoSignalInfo( curVideoSignalInfo ); } if( pcVPSVUI->getVideoSignalInfoIdxPresentFlag() && pcVPSVUI->getVpsNumVideoSignalInfoMinus1() > 0 ) { for( Int i = pcVPS->getVpsBaseLayerInternalFlag() ? 0 : 1; i <= pcVPS->getMaxLayersMinus1(); i++ ) { WRITE_CODE( pcVPSVUI->getVpsVideoSignalInfoIdx( i ), 4, "vps_video_signal_info_idx" ); } } WRITE_FLAG( pcVPSVUI->getTilesNotInUseFlag( ) ? 1 : 0 , "tiles_not_in_use_flag" ); if( !pcVPSVUI->getTilesNotInUseFlag() ) { for( Int i = pcVPS->getVpsBaseLayerInternalFlag() ? 0 : 1; i <= pcVPS->getMaxLayersMinus1(); i++ ) { WRITE_FLAG( pcVPSVUI->getTilesInUseFlag( i ) ? 1 : 0 , "tiles_in_use_flag[i]" ); if( pcVPSVUI->getTilesInUseFlag( i ) ) { WRITE_FLAG( pcVPSVUI->getLoopFilterNotAcrossTilesFlag( i ) ? 1 : 0, "loop_filter_not_across_tiles_flag[i]" ); } } for( Int i = pcVPS->getVpsBaseLayerInternalFlag() ? 1 : 2; i <= pcVPS->getMaxLayersMinus1(); i++ ) { for( Int j = 0; j < pcVPS->getNumDirectRefLayers( pcVPS->getLayerIdInNuh( i ) ) ; j++ ) { Int layerIdx = pcVPS->getLayerIdInVps(pcVPS->getIdRefLayer(pcVPS->getLayerIdInNuh( i ) , j )); if( pcVPSVUI->getTilesInUseFlag( i ) && pcVPSVUI->getTilesInUseFlag( layerIdx ) ) { WRITE_FLAG( pcVPSVUI->getTileBoundariesAlignedFlag( i, j ) ? 1 : 0 , "tile_boundaries_aligned_flag[i][j]" ); } } } } WRITE_FLAG( pcVPSVUI->getWppNotInUseFlag( ) ? 1 : 0 , "wpp_not_in_use_flag" ); if( !pcVPSVUI->getWppNotInUseFlag( ) ) { for( Int i = 0; i <= pcVPS->getMaxLayersMinus1(); i++ ) { WRITE_FLAG( pcVPSVUI->getWppInUseFlag( i ) ? 1 : 0 , "wpp_in_use_flag[i]" ); } } WRITE_FLAG( pcVPSVUI->getSingleLayerForNonIrapFlag( ) ? 1 : 0 , "single_layer_for_non_irap_flag" ); WRITE_FLAG( pcVPSVUI->getHigherLayerIrapSkipFlag( ) ? 1 : 0 , "higher_layer_irap_skip_flag" ); WRITE_FLAG( pcVPSVUI->getIlpRestrictedRefLayersFlag( ) ? 1 : 0 , "ilp_restricted_ref_layers_flag" ); if( pcVPSVUI->getIlpRestrictedRefLayersFlag( ) ) { for( Int i = 1; i <= pcVPS->getMaxLayersMinus1(); i++ ) { for( Int j = 0; j < pcVPS->getNumDirectRefLayers( pcVPS->getLayerIdInNuh( i ) ); j++ ) { if( pcVPS->getVpsBaseLayerInternalFlag() || pcVPS->getIdRefLayer( pcVPS->getLayerIdInNuh( i ), j ) > 0 ) { WRITE_UVLC( pcVPSVUI->getMinSpatialSegmentOffsetPlus1( i, j ), "min_spatial_segment_offset_plus1" ); if( pcVPSVUI->getMinSpatialSegmentOffsetPlus1( i, j ) > 0 ) { WRITE_FLAG( pcVPSVUI->getCtuBasedOffsetEnabledFlag( i, j ) ? 1 : 0 , "ctu_based_offset_enabled_flag" ); if( pcVPSVUI->getCtuBasedOffsetEnabledFlag( i, j ) ) { WRITE_UVLC( pcVPSVUI->getMinHorizontalCtuOffsetPlus1( i, j ), "min_horizontal_ctu_offset_plus1" ); } } } } } } WRITE_FLAG( pcVPSVUI->getVpsVuiBspHrdPresentFlag( ) ? 1 : 0 , "vps_vui_bsp_hrd_present_flag" ); if ( pcVPSVUI->getVpsVuiBspHrdPresentFlag( ) ) { codeVpsVuiBspHrdParameters( pcVPS ); } for( Int i = 1; i <= pcVPS->getMaxLayersMinus1(); i++ ) { if( pcVPS->getNumDirectRefLayers( pcVPS->getLayerIdInNuh( i )) == 0 ) { WRITE_FLAG( pcVPSVUI->getBaseLayerParameterSetCompatibilityFlag( i ) ? 1 : 0 , "base_layer_parameter_set_compatibility_flag" ); } } } Void TEncCavlc::codeVpsVuiBspHrdParameters( const TComVPS* pcVPS ) { assert( pcVPS ); const TComVPSVUI* pcVPSVUI = pcVPS->getVPSVUI( ); assert( pcVPSVUI ); const TComVpsVuiBspHrdParameters* vpsVuiBspHrdP = pcVPSVUI->getVpsVuiBspHrdParameters(); assert ( vpsVuiBspHrdP ); WRITE_UVLC( vpsVuiBspHrdP->getVpsNumAddHrdParams( ), "vps_num_add_hrd_params" ); for( Int i = pcVPS->getNumHrdParameters(); i < pcVPS->getNumHrdParameters() + vpsVuiBspHrdP->getVpsNumAddHrdParams(); i++ ) { if( i > 0 ) { WRITE_FLAG( vpsVuiBspHrdP->getCprmsAddPresentFlag( i ) ? 1 : 0 , "cprms_add_present_flag" ); } WRITE_UVLC( vpsVuiBspHrdP->getNumSubLayerHrdMinus1( i ), "num_sub_layer_hrd_minus1" ); const TComHRD* hrdParameters = vpsVuiBspHrdP->getHrdParametermeters( i ); codeHrdParameters( hrdParameters, vpsVuiBspHrdP->getCprmsAddPresentFlag( i ), vpsVuiBspHrdP->getNumSubLayerHrdMinus1( i ) ); } for( Int h = 1; h < pcVPS->getNumOutputLayerSets(); h++ ) { WRITE_UVLC( vpsVuiBspHrdP->getNumSignalledPartitioningSchemes( h ), "num_signalled_partitioning_schemes" ); for( Int j = 1; j < vpsVuiBspHrdP->getNumSignalledPartitioningSchemes( h ) + 1; j++ ) { WRITE_UVLC( vpsVuiBspHrdP->getNumPartitionsInSchemeMinus1( h, j ), "num_partitions_in_scheme_minus1" ); for( Int k = 0; k <= vpsVuiBspHrdP->getNumPartitionsInSchemeMinus1( h, j ); k++ ) { for( Int r = 0; r < pcVPS->getNumLayersInIdList(pcVPS->olsIdxToLsIdx( h ) ) ; r++ ) { WRITE_FLAG( vpsVuiBspHrdP->getLayerIncludedInPartitionFlag( h, j, k, r ) ? 1 : 0 , "layer_included_in_partition_flag" ); } } } for( Int i = 0; i < vpsVuiBspHrdP->getNumSignalledPartitioningSchemes( h ) + 1; i++ ) { for( Int t = 0; t <= pcVPS->getMaxSubLayersInLayerSetMinus1( pcVPS->olsIdxToLsIdx( h ) ); t++ ) { WRITE_UVLC( vpsVuiBspHrdP->getNumBspSchedulesMinus1( h, i, t ), "num_bsp_schedules_minus1" ); for( Int j = 0; j <= vpsVuiBspHrdP->getNumBspSchedulesMinus1( h, i, t ); j++ ) { for( Int k = 0; k <= vpsVuiBspHrdP->getNumPartitionsInSchemeMinus1( h, j ); k++ ) { WRITE_CODE( vpsVuiBspHrdP->getBspHrdIdx( h, i, t, j, k ), vpsVuiBspHrdP->getBspHrdIdxLen( pcVPS ), "bsp_hrd_idx" ); WRITE_UVLC( vpsVuiBspHrdP->getBspSchedIdx( h, i, t, j, k ), "bsp_sched_idx" ); } } } } } } #endif #if NH_3D Void TEncCavlc::codeVPS3dExtension( const TComVPS* pcVPS ) { WRITE_UVLC( pcVPS->getCpPrecision( ), "cp_precision" ); for (Int n = 1; n < pcVPS->getNumViews(); n++) { Int i = pcVPS->getViewOIdxList( n ); Int iInVps = pcVPS->getVoiInVps( i ); WRITE_CODE( pcVPS->getNumCp( iInVps ), 6, "num_cp" ); if( pcVPS->getNumCp( iInVps ) > 0 ) { WRITE_FLAG( pcVPS->getCpInSliceSegmentHeaderFlag( iInVps ) ? 1 : 0 , "cp_in_slice_segment_header_flag" ); for( Int m = 0; m < pcVPS->getNumCp( iInVps ); m++ ) { WRITE_UVLC( pcVPS->getCpRefVoi( iInVps, m ), "cp_ref_voi" ); if( !pcVPS->getCpInSliceSegmentHeaderFlag( iInVps ) ) { Int j = pcVPS->getCpRefVoi( iInVps, m ); Int jInVps = pcVPS->getVoiInVps( j ); WRITE_SVLC( pcVPS->getVpsCpScale ( iInVps, jInVps ), "vps_cp_scale" ); WRITE_SVLC( pcVPS->getVpsCpOff ( iInVps, jInVps ), "vps_cp_off" ); WRITE_SVLC( pcVPS->getVpsCpInvScale( iInVps, jInVps ) + pcVPS->getVpsCpScale( iInVps, jInVps ), "vps_cp_inv_scale_plus_scale" ); WRITE_SVLC( pcVPS->getVpsCpInvOff ( iInVps, jInVps ) + pcVPS->getVpsCpOff ( iInVps, jInVps ), "vps_cp_inv_off_plus_off" ); } } } } } #endif Void TEncCavlc::codeSliceHeader ( TComSlice* pcSlice ) { #if NH_MV const TComVPS* vps = pcSlice->getVPS(); #endif #if ENC_DEC_TRACE #if NH_MV tracePSHeader( "Slice", pcSlice->getLayerId() ); #else xTraceSliceHeader (); #endif #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" ); } #if PPS_FIX_DEPTH if( pcSlice->getIsDepth() ) { WRITE_UVLC( 1, "slice_pic_parameter_set_id" ); } else #endif 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 NH_MV Int esb = 0; //Don't use i, otherwise will shadow something below if ( pcSlice->getPPS()->getNumExtraSliceHeaderBits() > esb ) { esb++; WRITE_FLAG( pcSlice->getDiscardableFlag( ) ? 1 : 0 , "discardable_flag" ); 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); } } if ( pcSlice->getPPS()->getNumExtraSliceHeaderBits() > esb ) { esb++; WRITE_FLAG( pcSlice->getCrossLayerBlaFlag( ) ? 1 : 0 , "cross_layer_bla_flag" ); } pcSlice->checkCrossLayerBlaFlag( ); for (; esb < pcSlice->getPPS()->getNumExtraSliceHeaderBits(); esb++) #else for (Int i = 0; i < pcSlice->getPPS()->getNumExtraSliceHeaderBits(); i++) #endif { WRITE_FLAG(0, "slice_reserved_flag[]"); } WRITE_UVLC( pcSlice->getSliceType(), "slice_type" ); if( pcSlice->getPPS()->getOutputFlagPresentFlag() ) { WRITE_FLAG( pcSlice->getPicOutputFlag() ? 1 : 0, "pic_output_flag" ); } #if NH_MV if ( (pcSlice->getLayerId() > 0 && !vps->getPocLsbNotPresentFlag( pcSlice->getLayerIdInVps())) || !pcSlice->getIdrPicFlag() ) { Int picOrderCntLSB = (pcSlice->getPOC()-pcSlice->getLastIDR()+(1<getSPS()->getBitsForPOC())) & ((1<getSPS()->getBitsForPOC())-1); WRITE_CODE( picOrderCntLSB, pcSlice->getSPS()->getBitsForPOC(), "slice_pic_order_cnt_lsb"); pcSlice->setSlicePicOrderCntLsb( picOrderCntLSB ); } #endif if( !pcSlice->getIdrPicFlag() ) { #if !NH_MV Int picOrderCntLSB = (pcSlice->getPOC()-pcSlice->getLastIDR()+(1<getSPS()->getBitsForPOC())) & ((1<getSPS()->getBitsForPOC())-1); WRITE_CODE( picOrderCntLSB, pcSlice->getSPS()->getBitsForPOC(), "slice_pic_order_cnt_lsb"); #endif const 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 (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( 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; // WARNING: The following code only works only if a matching long-term RPS is // found in the SPS for ALL long-term pictures // The problem is that the SPS coded long-term pictures are moved to the // beginning of the list which causes a mismatch when no reference picture // list reordering is used // NB: Long-term coding is currently not supported in general by the HM encoder 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; // check that either all long-term pictures are coded in SPS or in slice header (no mixing) assert (numLtrpInSH==0 || numLtrpInSPS==0); 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(); counter = 0; // Warning: If some pictures are moved to ltrpInSPS, i is referring to a wrong index // (mapping would be required) for(Int i=rps->getNumberOfPictures()-1 ; i > offset-1; i--, counter++) { 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 NH_MV WRITE_FLAG( pcSlice->getEnableTMVPFlag() ? 1 : 0, "slice_temporal_mvp_enabled_flag" ); #else WRITE_FLAG( pcSlice->getEnableTMVPFlag() ? 1 : 0, "slice_temporal_mvp_enabled_flag" ); #endif } } #if NH_MV Bool interLayerPredLayerIdcPresentFlag = false; Int layerId = pcSlice->getLayerId(); #if NH_3D if( pcSlice->getLayerId() > 0 && !vps->getAllRefLayersActiveFlag() && vps->getNumRefListLayers( layerId ) > 0 ) #else if( pcSlice->getLayerId() > 0 && !vps->getAllRefLayersActiveFlag() && vps->getNumDirectRefLayers( layerId ) > 0 ) #endif { WRITE_FLAG( pcSlice->getInterLayerPredEnabledFlag( ) ? 1 : 0 , "inter_layer_pred_enabled_flag" ); #if NH_3D if( pcSlice->getInterLayerPredEnabledFlag() && vps->getNumRefListLayers( layerId ) > 1 ) #else if( pcSlice->getInterLayerPredEnabledFlag() && vps->getNumDirectRefLayers( layerId ) > 1 ) #endif { if( !vps->getMaxOneActiveRefLayerFlag()) { WRITE_CODE( pcSlice->getNumInterLayerRefPicsMinus1( ), pcSlice->getNumInterLayerRefPicsMinus1Len( ), "num_inter_layer_ref_pics_minus1" ); } #if NH_3D if ( pcSlice->getNumActiveRefLayerPics() != vps->getNumRefListLayers( layerId ) ) #else if ( pcSlice->getNumActiveRefLayerPics() != vps->getNumDirectRefLayers( layerId ) ) #endif { interLayerPredLayerIdcPresentFlag = true; for( Int idx = 0; idx < pcSlice->getNumActiveRefLayerPics(); idx++ ) { WRITE_CODE( pcSlice->getInterLayerPredLayerIdc( idx ), pcSlice->getInterLayerPredLayerIdcLen( ), "inter_layer_pred_layer_idc" ); } } } } if ( !interLayerPredLayerIdcPresentFlag ) { for( Int i = 0; i < pcSlice->getNumActiveRefLayerPics(); i++ ) { assert( pcSlice->getInterLayerPredLayerIdc( i ) == pcSlice->getRefLayerPicIdc( i ) ); } } #endif #if NH_3D if( getEncTop()->decProcAnnexI() ) { if ( pcSlice->getInCmpPredAvailFlag() ) { WRITE_FLAG( pcSlice->getInCompPredFlag(), "in_comp_pred_flag" ); } } #endif 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())); #if PPS_FIX_DEPTH overrideFlag |= (pcSlice->getIsDepth() && !pcSlice->getViewIndex()); #endif 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 PPS_FIX_DEPTH if( (pcSlice->getPPS()->getListsModificationPresentFlag() || (pcSlice->getIsDepth() && !pcSlice->getViewIndex())) && pcSlice->getNumRpsCurrTempList() > 1) #else if( pcSlice->getPPS()->getListsModificationPresentFlag() && pcSlice->getNumRpsCurrTempList() > 1) #endif { 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(); SliceType encCABACTableIdx = pcSlice->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 ); } #if NH_3D_IC else if( pcSlice->getViewIndex() && ( pcSlice->getSliceType() == P_SLICE || pcSlice->getSliceType() == B_SLICE ) && !pcSlice->getIsDepth() && vps->getNumRefListLayers( layerId ) > 0 && getEncTop()->decProcAnnexI() ) { WRITE_FLAG( pcSlice->getApplyIC() ? 1 : 0, "slice_ic_enable_flag" ); if( pcSlice->getApplyIC() ) { WRITE_FLAG( pcSlice->getIcSkipParseFlag() ? 1 : 0, "slice_ic_disabled_merge_zero_idx_flag" ); } } #endif #if H_3D_IV_MERGE assert(pcSlice->getMaxNumMergeCand()<=MRG_MAX_NUM_CANDS_MEM); #else assert(pcSlice->getMaxNumMergeCand()<=MRG_MAX_NUM_CANDS); #endif if (!pcSlice->isIntra()) { #if H_3D_IV_MERGE WRITE_UVLC( ( ( pcSlice->getMpiFlag( ) || pcSlice->getIvMvPredFlag( ) || pcSlice->getViewSynthesisPredFlag( ) ) ? MRG_MAX_NUM_CANDS_MEM : MRG_MAX_NUM_CANDS ) - pcSlice->getMaxNumMergeCand(), "five_minus_max_num_merge_cand"); #else WRITE_UVLC(MRG_MAX_NUM_CANDS - pcSlice->getMaxNumMergeCand(), "five_minus_max_num_merge_cand"); #endif } 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_cb_qp_offset" ); } if (numberValidComponents > COMPONENT_Cr) { WRITE_SVLC( pcSlice->getSliceChromaQpDelta(COMPONENT_Cr), "slice_cr_qp_offset" ); } assert(numberValidComponents <= COMPONENT_Cr+1); } if (pcSlice->getPPS()->getPpsRangeExtension().getChromaQpOffsetListEnabledFlag()) { WRITE_FLAG(pcSlice->getUseChromaQpAdj(), "cu_chroma_qp_offset_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 NH_3D if (getEncTop()->decProcAnnexI() ) { Int voiInVps = vps->getVoiInVps( pcSlice->getViewIndex() ); if( vps->getCpInSliceSegmentHeaderFlag( voiInVps ) && !pcSlice->getIsDepth() ) { for( Int m = 0; m < vps->getNumCp( voiInVps ); m++ ) { Int jInVps = vps->getVoiInVps( vps->getCpRefVoi( voiInVps, m )); WRITE_SVLC( pcSlice->getCpScale ( jInVps ) , "cp_scale" ); WRITE_SVLC( pcSlice->getCpOff ( jInVps ) , "cp_off" ); WRITE_SVLC( pcSlice->getCpInvScale( jInVps ) + pcSlice->getCpScale( jInVps ) , "cp_inv_scale_plus_scale" ); WRITE_SVLC( pcSlice->getCpInvOff ( jInVps ) + pcSlice->getCpOff ( jInVps ) , "cp_inv_off_plus_off" ); } } } #endif } #if !NH_MV if(pcSlice->getPPS()->getSliceHeaderExtensionPresentFlag()) { WRITE_UVLC(0,"slice_segment_header_extension_length"); } #else if(pcSlice->getPPS()->getSliceHeaderExtensionPresentFlag()) { // Derive the value of PocMsbValRequiredFlag // Determine value of SH extension length. Int shExtnLengthInBit = 0; if (pcSlice->getPPS()->getPocResetInfoPresentFlag()) { shExtnLengthInBit += 2; } if (pcSlice->getPocResetIdc() > 0) { shExtnLengthInBit += 6; } if (pcSlice->getPocResetIdc() == 3) { shExtnLengthInBit += (pcSlice->getSPS()->getBitsForPOC() + 1); } if( !pcSlice->getPocMsbValRequiredFlag() && pcSlice->getVPS()->getVpsPocLsbAlignedFlag() ) { shExtnLengthInBit++; // For poc_msb_val_present_flag } else { if( pcSlice->getPocMsbValRequiredFlag() ) { pcSlice->setPocMsbValPresentFlag( true ); } else { pcSlice->setPocMsbValPresentFlag( false ); } } if( pcSlice->getPocMsbValPresentFlag() ) { // Int iMaxPOClsb = 1<< pcSlice->getSPS()->getBitsForPOC(); currently unused UInt lengthVal = 1; UInt tempVal = pcSlice->getPocMsbVal() + 1; assert ( tempVal ); while( 1 != tempVal ) { tempVal >>= 1; lengthVal += 2; } shExtnLengthInBit += lengthVal; } Int shExtnAdditionalBits = 0; if(shExtnLengthInBit % 8 != 0) { shExtnAdditionalBits = 8 - (shExtnLengthInBit % 8); } pcSlice->setSliceSegmentHeaderExtensionLength((shExtnLengthInBit + shExtnAdditionalBits) / 8); WRITE_UVLC( pcSlice->getSliceSegmentHeaderExtensionLength( ), "slice_segment_header_extension_length" ); UInt posFollSliceSegHeaderExtLen = m_pcBitIf->getNumberOfWrittenBits(); if( pcSlice->getPPS()->getPocResetInfoPresentFlag() ) { WRITE_CODE( pcSlice->getPocResetIdc( ), 2, "poc_reset_idc" ); } else { assert( pcSlice->getPocResetIdc( ) == 0 ); } pcSlice->checkPocResetIdc(); if( pcSlice->getPocResetIdc() != 0 ) { WRITE_CODE( pcSlice->getPocResetPeriodId( ), 6, "poc_reset_period_id" ); } if( pcSlice->getPocResetIdc() == 3 ) { WRITE_FLAG( pcSlice->getFullPocResetFlag( ) ? 1 : 0 , "full_poc_reset_flag" ); WRITE_CODE( pcSlice->getPocLsbVal( ), pcSlice->getPocLsbValLen() , "poc_lsb_val" ); } pcSlice->checkPocLsbVal(); if( !pcSlice->getPocMsbValRequiredFlag() && pcSlice->getVPS()->getVpsPocLsbAlignedFlag() ) { WRITE_FLAG( pcSlice->getPocMsbValPresentFlag( ) ? 1 : 0 , "poc_msb_val_present_flag" ); } else { assert( pcSlice->getPocMsbValPresentFlag() == pcSlice->inferPocMsbValPresentFlag( ) ); } if( pcSlice->getPocMsbValPresentFlag() ) { WRITE_UVLC( pcSlice->getPocMsbVal( ), "poc_msb_val" ); } while( ( m_pcBitIf->getNumberOfWrittenBits() - posFollSliceSegHeaderExtLen ) < pcSlice->getSliceSegmentHeaderExtensionLength() * 8 ) { WRITE_FLAG( 0, "slice_segment_header_extension_data_bit" ); } assert( ( m_pcBitIf->getNumberOfWrittenBits() - posFollSliceSegHeaderExtLen ) == pcSlice->getSliceSegmentHeaderExtensionLength() * 8 ); } #endif } Void TEncCavlc::codePTL( const TComPTL* pcPTL, Bool profilePresentFlag, Int maxNumSubLayersMinus1) { if(profilePresentFlag) { codeProfileTier(pcPTL->getGeneralPTL(), false); // general_... } WRITE_CODE( Int(pcPTL->getGeneralPTL()->getLevelIdc()), 8, "general_level_idc" ); for (Int i = 0; i < maxNumSubLayersMinus1; i++) { #if !NH_MV #endif WRITE_FLAG( pcPTL->getSubLayerProfilePresentFlag(i), "sub_layer_profile_present_flag[i]" ); #if !NH_MV #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( pcPTL->getSubLayerProfilePresentFlag(i) ) { codeProfileTier(pcPTL->getSubLayerPTL(i), true); // sub_layer_... } if( pcPTL->getSubLayerLevelPresentFlag(i) ) { WRITE_CODE( Int(pcPTL->getSubLayerPTL(i)->getLevelIdc()), 8, "sub_layer_level_idc[i]" ); } } } #if ENC_DEC_TRACE || RExt__DECODER_DEBUG_BIT_STATISTICS Void TEncCavlc::codeProfileTier( const ProfileTierLevel* ptl, const Bool bIsSubLayer ) #define PTL_TRACE_TEXT(txt) bIsSubLayer?("sub_layer_" txt) : ("general_" txt) #else Void TEncCavlc::codeProfileTier( const ProfileTierLevel* ptl, const Bool /*bIsSubLayer*/ ) #define PTL_TRACE_TEXT(txt) txt #endif { WRITE_CODE( ptl->getProfileSpace(), 2 , PTL_TRACE_TEXT("profile_space" )); WRITE_FLAG( ptl->getTierFlag()==Level::HIGH, PTL_TRACE_TEXT("tier_flag" )); WRITE_CODE( Int(ptl->getProfileIdc()), 5 , PTL_TRACE_TEXT("profile_idc" )); for(Int j = 0; j < 32; j++) { WRITE_FLAG( ptl->getProfileCompatibilityFlag(j), PTL_TRACE_TEXT("profile_compatibility_flag[][j]" )); } WRITE_FLAG(ptl->getProgressiveSourceFlag(), PTL_TRACE_TEXT("progressive_source_flag" )); WRITE_FLAG(ptl->getInterlacedSourceFlag(), PTL_TRACE_TEXT("interlaced_source_flag" )); WRITE_FLAG(ptl->getNonPackedConstraintFlag(), PTL_TRACE_TEXT("non_packed_constraint_flag" )); WRITE_FLAG(ptl->getFrameOnlyConstraintFlag(), PTL_TRACE_TEXT("frame_only_constraint_flag" )); #if NH_MV if( ptl->getV2ConstraintsPresentFlag() ) { WRITE_FLAG( ptl->getMax12bitConstraintFlag( ) ? 1 : 0 , "max_12bit_constraint_flag" ); WRITE_FLAG( ptl->getMax10bitConstraintFlag( ) ? 1 : 0 , "max_10bit_constraint_flag" ); WRITE_FLAG( ptl->getMax8bitConstraintFlag( ) ? 1 : 0 , "max_8bit_constraint_flag" ); WRITE_FLAG( ptl->getMax422chromaConstraintFlag( ) ? 1 : 0 , "max_422chroma_constraint_flag" ); WRITE_FLAG( ptl->getMax420chromaConstraintFlag( ) ? 1 : 0 , "max_420chroma_constraint_flag" ); WRITE_FLAG( ptl->getMaxMonochromeConstraintFlag( ) ? 1 : 0 , "max_monochrome_constraint_flag" ); WRITE_FLAG( ptl->getIntraConstraintFlag( ) ? 1 : 0 , "intra_constraint_flag" ); WRITE_FLAG( ptl->getOnePictureOnlyConstraintFlag( ) ? 1 : 0 , "one_picture_only_constraint_flag" ); WRITE_FLAG( ptl->getLowerBitRateConstraintFlag( ) ? 1 : 0 , "lower_bit_rate_constraint_flag" ); WRITE_CODE( 0, 16, "XXX_reserved_zero_34bits[0..15]"); WRITE_CODE( 0, 16, "XXX_reserved_zero_34bits[16..31]"); WRITE_CODE( 0, 2 , "XXX_reserved_zero_34bits[32..33]"); } else { WRITE_CODE( 0, 16, "XXX_reserved_zero_43bits[0..15]"); WRITE_CODE( 0, 16, "XXX_reserved_zero_43bits[16..31]"); WRITE_CODE( 0, 11, "XXX_reserved_zero_43bits[32..42]"); } if( ptl->getInbldPresentFlag() ) { WRITE_FLAG( ptl->getInbldFlag( ) ? 1 : 0 , "inbld_flag" ); } else { WRITE_FLAG(0, "reserved_zero_bit"); } #else if (ptl->getProfileIdc() == Profile::MAINREXT || ptl->getProfileIdc() == Profile::HIGHTHROUGHPUTREXT ) { const UInt bitDepthConstraint=ptl->getBitDepthConstraint(); WRITE_FLAG(bitDepthConstraint<=12, PTL_TRACE_TEXT("max_12bit_constraint_flag" )); WRITE_FLAG(bitDepthConstraint<=10, PTL_TRACE_TEXT("max_10bit_constraint_flag" )); WRITE_FLAG(bitDepthConstraint<= 8, PTL_TRACE_TEXT("max_8bit_constraint_flag" )); const ChromaFormat chromaFmtConstraint=ptl->getChromaFormatConstraint(); WRITE_FLAG(chromaFmtConstraint==CHROMA_422||chromaFmtConstraint==CHROMA_420||chromaFmtConstraint==CHROMA_400, PTL_TRACE_TEXT("max_422chroma_constraint_flag" )); WRITE_FLAG(chromaFmtConstraint==CHROMA_420||chromaFmtConstraint==CHROMA_400, PTL_TRACE_TEXT("max_420chroma_constraint_flag" )); WRITE_FLAG(chromaFmtConstraint==CHROMA_400, PTL_TRACE_TEXT("max_monochrome_constraint_flag")); WRITE_FLAG(ptl->getIntraConstraintFlag(), PTL_TRACE_TEXT("intra_constraint_flag" )); WRITE_FLAG(ptl->getOnePictureOnlyConstraintFlag(), PTL_TRACE_TEXT("one_picture_only_constraint_flag")); WRITE_FLAG(ptl->getLowerBitRateConstraintFlag(), PTL_TRACE_TEXT("lower_bit_rate_constraint_flag" )); WRITE_CODE(0 , 16, PTL_TRACE_TEXT("reserved_zero_34bits[0..15]" )); WRITE_CODE(0 , 16, PTL_TRACE_TEXT("reserved_zero_34bits[16..31]" )); WRITE_CODE(0 , 2, PTL_TRACE_TEXT("reserved_zero_34bits[32..33]" )); } else { WRITE_CODE(0x0000 , 16, PTL_TRACE_TEXT("reserved_zero_43bits[0..15]" )); WRITE_CODE(0x0000 , 16, PTL_TRACE_TEXT("reserved_zero_43bits[16..31]" )); WRITE_CODE(0x000 , 11, PTL_TRACE_TEXT("reserved_zero_43bits[32..42]" )); } WRITE_FLAG(false, PTL_TRACE_TEXT("inbld_flag" )); #undef PTL_TRACE_TEXT #endif } /** * Write tiles and wavefront substreams sizes for the slice header (entry points). * * \param pSlice TComSlice structure that contains 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); } #if H_3D_ARP Void TEncCavlc::codeARPW( TComDataCU* pcCU, UInt uiAbsPartIdx ) { assert(0); } #endif #if NH_3D_IC Void TEncCavlc::codeICFlag( TComDataCU* pcCU, UInt uiAbsPartIdx ) { assert(0); } #endif 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); } #if H_3D Void TEncCavlc::codeDIS( TComDataCU* pcCU, UInt uiAbsPartIdx ) { assert(0); } #endif 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( ) { 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 ); Int qpBdOffsetY = pcCU->getSlice()->getSPS()->getQpBDOffset(CHANNEL_TYPE_LUMA); 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 weighted prediction tables 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 uiTotalSignalledWeightFlags = 0; if ( (pcSlice->getSliceType()==P_SLICE && pcSlice->getPPS()->getUseWP()) || (pcSlice->getSliceType()==B_SLICE && pcSlice->getPPS()->getWPBiPred()) ) { 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" ); 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" ); } bDenomCoded = true; } WRITE_FLAG( wp[COMPONENT_Y].bPresentFlag, iNumRef==0?"luma_weight_l0_flag[i]":"luma_weight_l1_flag[i]" ); 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, iNumRef==0?"chroma_weight_l0_flag[i]":"chroma_weight_l1_flag[i]" ); 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()->getSpsRangeExtension().getHighPrecisionOffsetsEnabledFlag() ? (1<getSPS()->getBitDepth(CHANNEL_TYPE_CHROMA))/2 : 128; Int pred = ( range - ( ( range*wp[j].iWeight)>>(wp[j].uiLog2WeightDenom) ) ); Int iDeltaChroma = (wp[j].iOffset - pred); WRITE_SVLC( iDeltaChroma, iNumRef==0?"delta_chroma_offset_l0[i]":"delta_chroma_offset_l1[i]" ); } } } } } assert(uiTotalSignalledWeightFlags<=24); } } /** code quantization matrix * \param scalingList quantization matrix information */ Void TEncCavlc::codeScalingList( const TComScalingList &scalingList ) { //for each size for(UInt sizeId = 0; sizeId < SCALING_LIST_SIZE_NUM; sizeId++) { const Int predListStep = (sizeId == SCALING_LIST_32x32? (SCALING_LIST_NUM/NUMBER_OF_PREDICTION_MODES) : 1); // if 32x32, skip over chroma entries. for(UInt listId = 0; listId < SCALING_LIST_NUM; listId+=predListStep) { Bool scalingListPredModeFlag = scalingList.getScalingListPredModeFlag(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 sizeId size index * \param listId list index */ Void TEncCavlc::xCodeScalingList(const 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; const 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; } Void TEncCavlc::codeExplicitRdpcmMode( TComTU& /*rTu*/, const ComponentID /*compID*/ ) { assert(0); } #if H_3D_INTER_SDC Void TEncCavlc::codeDeltaDC( TComDataCU* pcCU, UInt uiAbsPartIdx ) { assert(0); } Void TEncCavlc::codeSDCFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx ) { assert(0); } #endif #if H_3D_DBBP Void TEncCavlc::codeDBBPFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx ) { assert(0); } #endif //! \}