ISO/IEC 23008-9:2022
(Amendment)Information technology — High efficiency coding and media delivery in heterogeneous environments — Part 9: 3D Audio conformance testing
Information technology — High efficiency coding and media delivery in heterogeneous environments — Part 9: 3D Audio conformance testing
This document specifies conformance criteria for both bitstreams and decoders compliant with the MPEG-H 3D audio standard as defined in ISO/IEC 23008-3. This is done to assist implementers and to ensure interoperability.
Technologies de l'information — Codage à haut rendement et fourniture de supports dans les environnements hétérogènes — Partie 9: Essais de conformité 3D Audio
General Information
RELATIONS
Buy Standard
Standards Content (sample)
INTERNATIONAL ISO/IEC
STANDARD 23008-9
Second edition
2022-03
Information technology — High
efficiency coding and media delivery
in heterogeneous environments —
Part 9:
3D Audio conformance testing
Technologies de l'information — Codage à haut rendement et
fourniture de supports dans les environnements hétérogènes —
Partie 9: Essais de conformité 3D Audio
Reference number
ISO/IEC 23008-9:2022(E)
© ISO/IEC 2022
---------------------- Page: 1 ----------------------
ISO/IEC 23008-9:2022(E)
COPYRIGHT PROTECTED DOCUMENT
© ISO/IEC 2022
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on
the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below
or ISO’s member body in the country of the requester.ISO copyright office
CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: +41 22 749 01 11
Email: copyright@iso.org
Website: www.iso.org
Published in Switzerland
© ISO/IEC 2022 – All rights reserved
---------------------- Page: 2 ----------------------
ISO/IEC 23008-9:2022(E)
Contents Page
Foreword ......................................................................................................................................................................................................................................vii
Introduction ...........................................................................................................................................................................................................................viii
1 Scope ................................................................................................................................................................................................................................. 1
2 Normative references ..................................................................................................................................................................................... 1
3 Terms, definitions and abbreviated terms .............................................................................................................................. 1
3.1 Terms and definitions ...................................................................................................................................................................... 1
3.2 Abbreviated terms .............................................................................................................................................................................. 2
4 MPEG-H 3D audio conformance testing ....................................................................................................................................... 3
4.1 General ........................................................................................................................................................................................................... 3
4.2 Profiles ........................................................................................................................................................................................................... 3
4.3 Test procedure ........................................................................................................................................................................................ 3
4.3.1 General ........................................................................................................................................................................................ 3
4.3.2 Naming convention .......................................................................................................................................................... 4
4.3.3 Conformance test tools ................................................................................................................................................. 6
5 MPEG-H 3D audio bitstreams ................................................................................................................................................................. 6
5.1 Characteristics, test procedure ............................................................................................................................................... 6
5.2 MPEG-H 3D audio general configuration ........................................................................................................................ 7
5.2.1 mpegh3daConfig() ............................................................................................................................................................ 7
5.2.2 FrameworkConfig3d() .................................................................................................................................................. 7
5.2.3 Signals3d() ................................... ............................................................................................................................................ 7
5.2.4 SpeakerConfig3d() ........................................................................................................................................................... 7
5.2.5 mpegh3daFlexibleSpeakerConfig()................................................................................................................... 7
5.2.6 mpegh3daSpeakerDescription() ................................... ....................................................................................... 8
5.3 MPEG-H 3D core audio configuration ................................................................................................................................ 8
5.3.1 mpegh3daDecoderConfig() ...................................................................................................................................... 8
5.3.2 mpegh3daSingleChannelElementConfig() .................................................................................................. 8
5.3.3 mpegh3daChannelPairElementConfig() ....................................................................................................... 8
5.3.4 mpegh3daCoreConfig() ................................................................................................................................................ 9
5.3.5 mpegh3daLfeElementConfig() .............................................................................................................................. 9
5.3.6 mpegh3daExtElementConfig() .............................................................................................................................. 9
5.3.7 mpegh3daConfigExtension() ............................................................................................................................... 10
5.3.8 SbrConfig() ........................................................................................................................................................................... 10
5.3.9 Mps212Config() ........................................................................................................................................... ..................... 10
5.4 MPEG-H 3D core audio frame ................................................................................................................................................. 10
5.4.1 mpegh3daFrame() ......................................................................................................................................................... 10
5.4.2 mpegh3daSingleChannelElement() ............................................................................................................... 10
5.4.3 mpegh3daChannelPairElement() ..................................................................................................................... 11
5.4.4 mpegh3daLfeElement() ............................................................................................................................................ 11
5.4.5 mpegh3daExtElement() ........................................................................................................................................... 11
5.4.6 ics_info() ................................................................................................................................................................................. 11
5.4.7 mpegh3daCoreCoderData() ..................................................................................................................................12
5.4.8 StereoCoreToolInfo() ...................................................................................................................................................12
5.4.9 fd_channel_stream() ....................................................................................................................................................12
5.4.10 lpd_channel_stream()................................................................................................................................................. 13
5.4.11 acelp_coding() ................................................................................................................................................................... 14
5.4.12 tcx_coding () ....................................................................................................................................................................... 14
5.4.13 lpd_stereo_stream() .................................................................................................................................................... 14
5.4.14 igf_stereo_pred_data()............................................................................................................................................... 15
5.4.15 igf_data() ................................................................................................................................................................................ 15
5.4.16 tbe_data() .............................................................................................................................................................................. 15
5.4.17 tw_data() ................................................................................................................................................................................ 16
5.4.18 scale_factor_data() ........................................................................................................................................................ 16
iii© ISO/IEC 2022 – All rights reserved
---------------------- Page: 3 ----------------------
ISO/IEC 23008-9:2022(E)
5.4.19 tns_data() .............................................................................................................................................................................. 16
5.4.20 ac_spectral_data() ......................................................................................................................................................... 16
5.4.21 arith_data() .......................................................................................................................................................................... 16
5.4.22 fac_data() ............................................................................................................................................................................... 16
5.4.23 code_book_indices() .................................................................................................................................................... 16
5.4.24 UsacSbrData() .................................................................................................................................................................... 16
5.4.25 Mps212Data() .................................................................................................................................................................... 16
5.5 Fill element ........................................................................................................................................... ................................................... 16
5.6 MPEG surround configuration, SpatialSpecificConfig()................................................................................. 16
5.7 MPEG surround frame, SpatialFrame() ........................................................................................................................ 17
5.8 SAOC configuration, SAOCSpecificConfig() ............................................................................................................... 17
5.9 SAOC frame, SAOCFrame() ....................................................................................................................................................... 17
5.10 AudioPreRoll .......................................................................................................................................................................................... 17
5.10.1 Recursive presence of AudioPreRoll extension payload .............................................................. 17
5.10.2 AudioPreRoll() .................................................................................................................................................................. 17
5.11 Dynamic range control configuration ............................................................................................................................ 17
5.11.1 mpegh3daUniDrcConfig() ....................................................................................................................................... 17
5.11.2 mpegh3daUniDrcChannelLayout()................................................................................................................. 17
5.11.3 drcCoefficientsUniDrc() ........................................................................................................................................... 18
5.11.4 drcInstructionsUniDrc() .......................................................................................................................................... 18
5.11.5 uniDrcConfigExtension() ........................................................................................................................................ 18
5.12 Dynamic range control frame, uniDrcGain() ........................................................................................................... 18
5.13 Object metadata configuration, ObjectMetadataConfig() ............................................................................ 18
5.14 Object metadata frame ................................................................................................................................................................. 18
5.14.1 object_metadata_efficient() .................................................................................................................................. 18
5.14.2 object_metadata() .......................................................................................................................................................... 18
5.14.3 object_metadata_efficient() .................................................................................................................................. 18
5.14.4 intracoded_object_metadata_efficient() ................................................................................................... 18
5.14.5 differential_object_metadata() .......................................................................................................................... 19
5.14.6 offset_data() ........................................................................................................................................................................ 21
5.14.7 object_metadata_low_delay() .............................................................................................................................. 21
5.14.8 intracoded_object_metadata_low_delay() ............................................................................................... 21
5.14.9 dynamic_object_metadata() ................................................................................................................................. 22
5.14.10 single_dynamic_object_metadata() ............................................................................................................... 22
5.15 EnhancedObjectMetadataConfig() .................................................................................................................................... 23
5.16 EnhancedObjectMetadataFrame() .................................................................................................................................... 23
5.17 SAOC 3D Config ................................................................................................................................................................................... 24
5.17.1 SAOC3DSpecificConfig() ........................................................................................................................................... 24
5.17.2 SAOC3DgetNumChannels() ................................................................................................................................... 25
5.17.3 SAOC3DExtensionConfig() ..................................................................................................................................... 25
5.17.4 SAOC3DExtensionConfigData() ......................................................................................................................... 25
5.17.5 SAOCExtensionConfig() ............................................................................................................................................25
5.18 SAOC 3D frame ..................................................................................................................................................................................... 25
5.18.1 Saoc3DFrame() ................................................................................................................................................................. 25
5.18.2 SAOC3DFramingInfo() ............................................................................................................................................... 26
5.18.3 EcDataSaoc() ................................... ........................................................................................................ ............................26
5.18.4 ByteAlign() ...........................................................................................................................................................................26
5.18.5 SAOC3DExtensionFrame() ..................................................................................................................................... 26
5.18.6 SAOC3DExtensionFrameData() ......................................................................................................................... 26
5.18.7 SAOCExtensionFrame() ............................................................................................................................................ 26
5.18.8 HOAConfig() ........................................................................................................................................................................26
5.18.9 HOADecoderConfig() ................................................................................................................................................... 26
5.18.10 HOAEnhConfig() .............................................................................................................................................................. 27
5.18.11 HOADecoderEnhConfig () ....................................................................................................................................... 27
5.18.12 getSubbandWidths () .................................................................................................................................................. 27
5.19 HOA frame................................................................................................................................................................................................ 27
5.19.1 HOAFrame() ........................................................................................................................................................................ 27
5.19.2 HOAEnhFrame () ............................................................................................................................................................. 27
© ISO/IEC 2022 – All rights reserved---------------------- Page: 4 ----------------------
ISO/IEC 23008-9:2022(E)
5.19.3 ChannelSideInfoData() ..............................................................................................................................................28
5.19.4 AddAmbHoaInfoChannel() ....................................................................................................................................28
5.19.5 HOAGainCorrectionData() ......................................................................................................................................28
5.19.6 VVectorData() ....................................................................................................................................................................28
5.19.7 HOAPredictionInfo() ...................................................................................................................................................29
5.19.8 HOADirectionalPredictionInfo() ......................................................................................................................29
5.19.9 readDirPredDiffValues() .........................................................................................................................................29
5.19.10 HOAParInfo () ....................................................................................................................................................................29
5.19.11 readParDiffValues () ....................................................................................................................................................30
5.20 FMT converter frame, FormatConverterFrame() ................................................................................................30
5.21 Multi-channel coding tool config, MCTConfig () ...................................................................................................30
5.22 Multi-channel coding tool frame ......................................................................................................................................... 30
5.22.1 MultichannelCodingBoxRotation () ...............................................................................................................30
5.22.2 MultichannelCodingBoxPrediction () .......................................................................................................... 31
5.22.3 MultichannelCodingFrame() ................................................................................................................................ 31
5.23 Tonal component coding configuration, TccConfig () ....................................................................................... 31
5.24 Tonal component coding frame ............................................................................................................................................ 31
5.24.1 General ..................................................................................................................................................................................... 31
5.24.2 TccGroupOfSegments() ............................................................................................................................................. 31
5.25 HREP config, HREPConfig() ..................................................................................................................................................... 32
5.26 HREP frame, HREPFrame() ..................................................................................................................................................... 32
5.27 ICG config, ICGConfig () ...............................................................................................................................................................33
5.28 SignalGroupInformation Config, SignalGroupInformation () .................................................................... 33
5.29 DownmixMatrix ................................................................................................................................................................................. 33
5.29.1 downmixConfig() ........................................................................................................................................................... 33
5.29.2 DownmixMatrixSet() .................................................................................................................................................. 33
5.29.3 DownmixMatrix() .......................................................................................................................................................... 33
5.29.4 DecoderGainValue() .....................................................................................................................................................34
5.29.5 ReadRange() .......................................................................................................................................................................34
5.29.6 EqualizerConfig() ...........................................................................................................................................................34
5.30 Loudness info ........................................................................................................................................................................................ 35
5.30.1 mpegh3daLoudnessInfoSet() .............................................................................................................................. 35
5.30.2 loudnessInfo() ................................................................................................................................................................... 35
5.30.3 loudnessInfoSetExtension() .................................................................................................................................. 35
5.31 Audioscene info ................................................................................................................................................................................... 35
5.31.1 mae_AudioSceneInfo ........................................................................................................................................... .........35
5.31.2 mae_Data() ........................................................................................................................................................................... 35
5.31.3 mae_GroupDefinition() ................................... ........................................................................................................... 36
5.31.4 mae_SwitchGroupDefinition() ............................................................................................................................36
5.31.5 mae_Description() ......................................................................................................................................................... 37
5.31.6 mae_ContentData() ....................................................................................................................................................... 37
5.31.7 mae_CompositePair() ................................................................................................................................................. 37
5.31.8 mae_GroupPresetDefinition() ............................................................................................................................. 37
5.31.9 mae_ProductionScreenSizeData() ..................................................................................................................38
5.31.10 mae_LoudnessCompensationData () ............................................................................................................38
5.31.11 mae_ProductionScreenSizeDataExtension() .........................................................................................39
5.31.12 mae_GroupPresetDefinitionExtension() ...................................................................................................39
5.31.13 mae_DrcUserInterfaceInfo() .................................................................................................................................40
5.32 HOA matrix .............................................................................................................................................................................................40
5.32.1 HoaRenderingMatrixSet() ......................................................................................................................................40
5.32.2 HoaRenderingMatrix() ...............................
FINAL
INTERNATIONAL ISO/IEC
DRAFT
STANDARD FDIS
23008-9
ISO/IEC JTC 1/SC 29
Information technology — High
Secretariat: JISC
efficiency coding and media delivery
Voting begins on:
2021-10-14 in heterogeneous environments —
Voting terminates on:
Part 9:
2021-12-09
3D Audio conformance testing
Technologies de l'information — Codage à haut rendement et
fourniture de supports dans les environnements hétérogènes —
Partie 9: Essais de conformité 3D Audio
RECIPIENTS OF THIS DRAFT ARE INVITED TO
SUBMIT, WITH THEIR COMMENTS, NOTIFICATION
OF ANY RELEVANT PATENT RIGHTS OF WHICH
THEY ARE AWARE AND TO PROVIDE SUPPOR TING
DOCUMENTATION.
IN ADDITION TO THEIR EVALUATION AS
Reference number
BEING ACCEPTABLE FOR INDUSTRIAL, TECHNO-
ISO/IEC FDIS 23008-9:2021(E)
LOGICAL, COMMERCIAL AND USER PURPOSES,
DRAFT INTERNATIONAL STANDARDS MAY ON
OCCASION HAVE TO BE CONSIDERED IN THE
LIGHT OF THEIR POTENTIAL TO BECOME STAN-
DARDS TO WHICH REFERENCE MAY BE MADE IN
NATIONAL REGULATIONS. ISO/IEC 2021
---------------------- Page: 1 ----------------------
ISO/IEC FDIS 23008-9:2021(E)
COPYRIGHT PROTECTED DOCUMENT
© ISO/IEC 2021
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting
on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address
below or ISO’s member body in the country of the requester.ISO copyright office
CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: +41 22 749 01 11
Email: copyright@iso.org
Website: www.iso.org
Published in Switzerland
ii © ISO/IEC 2021 – All rights reserved
---------------------- Page: 2 ----------------------
ISO/IEC FDIS 23008-9:2021(E)
Contents Page
Foreword ......................................................................................................................................................................................................................................vii
Introduction ............................................................................................................................................................................................................................viii
1 Scope ................................................................................................................................................................................................................................. 1
2 Normative references ...................................................................................................................................................................................... 1
3 Terms, definitions and abbreviated terms ................................................................................................................................ 1
3.1 Terms and definitions ....................................................................................................................................................................... 1
3.2 Abbreviated terms ............................................................................................................................................................................... 2
4 MPEG-H 3D audio conformance testing ........................................................................................................................................ 3
4.1 General ........................................................................................................................................................................................................... 3
4.2 Profiles ........................................................................................................................................................................................................... 3
4.3 Test procedure ......................................................................................................................................................................................... 3
4.3.1 General...................................................................................................................................................................................... 3
4.3.2 Naming convention ........................................................................................................................................................ 4
4.3.3 Conformance test tools ............................................................................................................................................... 6
5 MPEG-H 3D audio bitstreams .................................................................................................................................................................. 6
5.1 Characteristics, test procedure ................................................................................................................................................. 6
5.2 MPEG-H 3D audio general configuration ......................................................................................................................... 7
5.2.1 mpegh3daConfig().......................................................................................................................................................... 7
5.2.2 FrameworkConfig3d() ................................................................................................................................................ 7
5.2.3 Signals3d() ............................................................................................................................................................................ 7
5.2.4 SpeakerConfig3d() ......................................................................................................................................................... 7
5.2.5 mpegh3daFlexibleSpeakerConfig() ................................................................................................................. 8
5.2.6 mpegh3daSpeakerDescription() ........................................................................................................................ 8
5.3 MPEG-H 3D core audio configuration ................................................................................................................................. 8
5.3.1 mpegh3daDecoderConfig() .................................................................................................................................... 8
5.3.2 mpegh3daSingleChannelElementConfig() ................................................................................................ 8
5.3.3 mpegh3daChannelPairElementConfig() ..................................................................................................... 8
5.3.4 mpegh3daCoreConfig() .............................................................................................................................................. 9
5.3.5 mpegh3daLfeElementConfig()............................................................................................................................. 9
5.3.6 mpegh3daExtElementConfig() ............................................................................................................................ 9
5.3.7 mpegh3daConfigExtension() .............................................................................................................................10
5.3.8 SbrConfig() .........................................................................................................................................................................10
5.3.9 Mps212Config() .............................................................................................................................................................10
5.4 MPEG-H 3D core audio frame .................................................................................................................................................10
5.4.1 mpegh3daFrame().......................................................................................................................................................10
5.4.2 mpegh3daSingleChannelElement() .............................................................................................................11
5.4.3 mpegh3daChannelPairElement() .................. .................................................................................................11
5.4.4 mpegh3daLfeElement() ..........................................................................................................................................11
5.4.5 mpegh3daExtElement() .........................................................................................................................................11
5.4.6 ics_info() ...............................................................................................................................................................................12
5.4.7 mpegh3daCoreCoderData() ................................................................................................................................12
5.4.8 StereoCoreToolInfo() ................................................................................................................................................12
5.4.9 fd_channel_stream() ..................................................................................................................................................13
5.4.10 lpd_channel_stream() ...............................................................................................................................................13
5.4.11 acelp_coding() .................................................................................................................................................................14
5.4.12 tcx_coding () ......................................................................................................................................................................14
5.4.13 lpd_stereo_stream() ...................................................................................................................................................15
5.4.14 igf_stereo_pred_data() ..............................................................................................................................................15
5.4.15 igf_data() ..............................................................................................................................................................................15
5.4.16 tbe_data() ............................................................................................................................................................................15
5.4.17 tw_data() ..............................................................................................................................................................................16
5.4.18 scale_factor_data() ...................................................................... .................................................................................16
© ISO/IEC 2021 – All rights reserved iii---------------------- Page: 3 ----------------------
ISO/IEC FDIS 23008-9:2021(E)
5.4.19 tns_data() ............................................................................................................................................................................16
5.4.20 ac_spectral_data() ........................................................................................................................................................16
5.4.21 arith_data() ........................................................................................................................................................................16
5.4.22 fac_data() .............................................................................................................................................................................16
5.4.23 code_book_indices() ..................................................................................................................................................16
5.4.24 UsacSbrData() .................................................................................................................................................................16
5.4.25 Mps212Data() .................................................................................................................................................................16
5.5 Fill element ..............................................................................................................................................................................................17
5.6 MPEG surround configuration, SpatialSpecificConfig() ...................................................................................17
5.7 MPEG surround frame, SpatialFrame() ..........................................................................................................................17
5.8 SAOC configuration, SAOCSpecificConfig() ..................................................................................................................17
5.9 SAOC frame, SAOCFrame() .........................................................................................................................................................17
5.10 AudioPreRoll ..........................................................................................................................................................................................17
5.10.1 Recursive presence of AudioPreRoll extension payload .............................................................17
5.10.2 AudioPreRoll() ................................................................................................................................................................17
5.11 Dynamic range control configuration ..............................................................................................................................17
5.11.1 mpegh3daUniDrcConfig() .....................................................................................................................................17
5.11.2 mpegh3daUniDrcChannelLayout() ...............................................................................................................18
5.11.3 drcCoefficientsUniDrc() ..........................................................................................................................................18
5.11.4 drcInstructionsUniDrc() .........................................................................................................................................18
5.11.5 uniDrcConfigExtension() .......................................................................................................................................18
5.12 Dynamic range control frame, uniDrcGain() ..............................................................................................................18
5.13 Object metadata configuration, ObjectMetadataConfig() ...............................................................................18
5.14 Object metadata frame ..................................................................................................................................................................18
5.14.1 object_metadata_efficient() .................................................................................................................................18
5.14.2 object_metadata() ........................................................................................................................................................18
5.14.3 object_metadata_efficient() .................................................................................................................................19
5.14.4 intracoded_object_metadata_efficient() ...................................................................................................19
5.14.5 differential_object_metadata()..........................................................................................................................20
5.14.6 offset_data() ......................................................................................................................................................................21
5.14.7 object_metadata_low_delay().............................................................................................................................21
5.14.8 intracoded_object_metadata_low_delay() ...............................................................................................21
5.14.9 dynamic_object_metadata() ................................................................................................................................22
5.14.10 single_dynamic_object_metadata() ...............................................................................................................22
5.15 EnhancedObjectMetadataConfig() ......................................................................................................................................23
5.16 EnhancedObjectMetadataFrame() ......................................................................................................................................24
5.17 SAOC 3D Config ....................................................................................................................................................................................25
5.17.1 SAOC3DSpecificConfig() .........................................................................................................................................25
5.17.2 SAOC3DgetNumChannels() .................................................................................................................................25
5.17.3 SAOC3DExtensionConfig() ...................................................................................................................................25
5.17.4 SAOC3DExtensionConfigData() .......................................................................................................................25
5.17.5 SAOCExtensionConfig() ..........................................................................................................................................25
5.18 SAOC 3D frame .....................................................................................................................................................................................26
5.18.1 Saoc3DFrame()...............................................................................................................................................................26
5.18.2 SAOC3DFramingInfo() .............................................................................................................................................26
5.18.3 EcDataSaoc() ....................................................................................................................................................................26
5.18.4 ByteAlign() .........................................................................................................................................................................26
5.18.5 SAOC3DExtensionFrame() ...................................................................................................................................26
5.18.6 SAOC3DExtensionFrameData() .......................................................................................................................26
5.18.7 SAOCExtensionFrame() ..........................................................................................................................................26
5.18.8 HOAConfig() ......................................................................................................................................................................26
5.18.9 HOADecoderConfig().................................................................................................................................................27
5.18.10 HOAEnhConfig() ............................................................................................................................................................27
5.18.11 HOADecoderEnhConfig () .....................................................................................................................................27
5.18.12 getSubbandWidths () ................................................................................................................................................28
5.19 HOA frame ................................................................................................................................................................................................28
5.19.1 HOAFrame() ......................................................................................................................................................................28
5.19.2 HOAEnhFrame ()...........................................................................................................................................................28
iv © ISO/IEC 2021 – All rights reserved---------------------- Page: 4 ----------------------
ISO/IEC FDIS 23008-9:2021(E)
5.19.3 ChannelSideInfoData() ............................................................................................................................................28
5.19.4 AddAmbHoaInfoChannel() ..................................................................................................................................28
5.19.5 HOAGainCorrectionData() ....................................................................................................................................28
5.19.6 VVectorData() ..................................................................................................................................................................29
5.19.7 HOAPredictionInfo()..................................................................................................................................................29
5.19.8 HOADirectionalPredictionInfo() .....................................................................................................................29
5.19.9 readDirPredDiffValues() ........................................................................................................................................30
5.19.10 HOAParInfo () ..................................................................................................................................................................30
5.19.11 readParDiffValues () ..................................................................................................................................................30
5.20 FMT converter frame, FormatConverterFrame() ...................................................................................................30
5.21 Multi-channel coding tool config, MCTConfig () ......................................................................................................30
5.22 Multi-channel coding tool frame ..........................................................................................................................................31
5.22.1 MultichannelCodingBoxRotation () ..............................................................................................................31
5.22.2 MultichannelCodingBoxPrediction () .........................................................................................................31
5.22.3 MultichannelCodingFrame() ..............................................................................................................................32
5.23 Tonal component coding configuration, TccConfig () .........................................................................................32
5.24 Tonal component coding frame .............................................................................................................................................32
5.24.1 General...................................................................................................................................................................................32
5.24.2 TccGroupOfSegments() ...........................................................................................................................................32
5.25 HREP config, HREPConfig() ......................................................................................................................................................33
5.26 HREP frame, HREPFrame() .......................................................................................................................................................33
5.27 ICG config, ICGConfig () ................................................................................................................................................................33
5.28 SignalGroupInformation Config, SignalGroupInformation () ......................................................................33
5.29 DownmixMatrix ..................................................................................................................................................................................34
5.29.1 downmixConfig()..........................................................................................................................................................34
5.29.2 DownmixMatrixSet() ................................................................................................................................................34
5.29.3 DownmixMatrix() ........................................................................................................................................................34
5.29.4 DecoderGainValue() ...................................................................................................................................................35
5.29.5 ReadRange() .....................................................................................................................................................................35
5.29.6 EqualizerConfig() .........................................................................................................................................................35
5.30 Loudness info ........................................................................................................................................................................................35
5.30.1 mpegh3daLoudnessInfoSet() ............................................................................................................................35
5.30.2 loudnessInfo() .................................................................................................................................................................36
5.30.3 loudnessInfoSetExtension() ................................................................................................................................36
5.31 Audioscene info ...................................................................................................................................................................................36
5.31.1 mae_AudioSceneInfo .................................................................................................................................................36
5.31.2 mae_Data() .........................................................................................................................................................................36
5.31.3 mae_GroupDefinition() ...........................................................................................................................................36
5.31.4 mae_SwitchGroupDefinition() ..........................................................................................................................37
5.31.5 mae_Description() .......................................................................................................................................................38
5.31.6 mae_ContentData() .....................................................................................................................................................38
5.31.7 mae_CompositePair() ...............................................................................................................................................38
5.31.8 mae_GroupPresetDefinition() ...........................................................................................................................38
5.31.9 mae_ProductionScreenSizeData() .................................................................................................................39
5.31.10 mae_LoudnessCompensationData () ...........................................................................................................39
5.31.11 mae_ProductionScreenSizeDataExtension() ........................................................................................40
5.31.12 mae_GroupPresetDefinitionExtension() ..................................................................................................40
5.31.13 mae_DrcUserInterfaceInfo() ...............................................................................................................................41
5.32 HOA matrix ...........................................................................
...
Questions, Comments and Discussion
Ask us and Technical Secretary will try to provide an answer. You can facilitate discussion about the standard in here.