SANS 13818-1-2008 Information technology - Generic coding of moving pictures and associated audio information Systems《信息技术 活动图像及伴音信息一般编码 系统》.pdf

1、 Collection of SANS standards in electronic format (PDF) 1. Copyright This standard is available to staff members of companies that have subscribed to the complete collection of SANS standards in accordance with a formal copyright agreement. This document may reside on a CENTRAL FILE SERVER or INTRA

2、NET SYSTEM only. Unless specific permission has been granted, this document MAY NOT be sent or given to staff members from other companies or organizations. Doing so would constitute a VIOLATION of SABS copyright rules. 2. Indemnity The South African Bureau of Standards accepts no liability for any

3、damage whatsoever than may result from the use of this material or the information contain therein, irrespective of the cause and quantum thereof. ISBN 978-0-626-20878-3 SANS 13818-1:2008Edition 3 and ISO/IEC amdt 1ISO/IEC 13818-1:2007Edition 3 and amdt 1SOUTH AFRICAN NATIONAL STANDARD Information t

4、echnology Generic coding of moving pictures and associated audio information: Systems This national standard is the identical implementation of ISO/IEC 13818-1:2007 and ISO/IEC amendment 1, and is adopted with the permission of the International Organization for Standardization and the International

5、 Electrotechnical Commission. Published by Standards South Africa 1 dr lategan road groenkloof private bag x191 pretoria 0001 tel: 012 428 7911 fax: 012 344 1568 international code + 27 12 www.stansa.co.za Standards South Africa SANS 13818-1:2008 Edition 3 and ISO/IEC amdt 1 ISO/IEC 13818-1:2007 Edi

6、tion 3 and amdt 1 Table of changes Change No. Date Scope ISO/IEC amdt 1 2007 Defines the transport of MPEG-4 streaming text and MPEG-4 lossless audio over MPEG-2 systems. National foreword This South African standard was approved by National Committee StanSA TC 74, Communication technology, in accor

7、dance with procedures of Standards South Africa, in compliance with annex 3 of the WTO/TBT agreement. This SANS document was published in February 2008. This SANS document supersedes SANS 13818-1:2004 (edition 2 as modified by ISO/IEC tech. corr. 1:2002, ISO/IEC tech. corr. 2:2002, ISO/IEC tech. cor

8、r. 3:2005, ISO/IEC amdt 1:2003, ISO/IEC amdt 2:2004, ISO/IEC amdt 3:2004, ISO/IEC amdt 4:2005 and ISO/IEC amdt 5:2005.) Reference numberISO/IEC 13818-1:2007/Amd.1:2007(E)ISO/IEC 2007INTERNATIONAL STANDARD ISO/IEC13818-1Third edition2007-10-15AMENDMENT 12007-11-01Information technology Generic coding

9、 of moving pictures and associated audio information: Systems AMENDMENT 1: Transport of MPEG-4 streaming text and MPEG-4 lossless audio over MPEG-2 systems Technologies de linformation Codage gnrique des images animes et des informations sonores associes: Systmes AMENDEMENT 1: Transport de texte en

10、flux MPEG-4 et daudio sans perte MPEG-4 sur des systmes MPEG-2 SANS 13818-1:2008This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .ISO/IEC 13818-1:2007/Amd.1:2007(E) PDF disclaimer This PDF file may contain embedded typefaces. In accordance with

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13、 care has been taken to ensure that the file is suitable for use by ISO member bodies. In the unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address given below. COPYRIGHT PROTECTED DOCUMENT ISO/IEC 2007 All rights reserved. Unless otherwise speci

14、fied, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either ISO at the address below or ISOs member body in the country of the requester. ISO copyright office Ca

15、se postale 56 CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail copyrightiso.org Web www.iso.org Published in Switzerland ii ISO/IEC 2007 All rights reservedSANS 13818-1:2008This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .

16、ISO/IEC 13818-1:2007/Amd.1:2007(E) ISO/IEC 2007 All rights reserved iiiForeword ISO (the International Organization for Standardization) and IEC (the International Electrotechnical Commission) form the specialized system for worldwide standardization. National bodies that are members of ISO or IEC p

17、articipate in the development of International Standards through technical committees established by the respective organization to deal with particular fields of technical activity. ISO and IEC technical committees collaborate in fields of mutual interest. Other international organizations, governm

18、ental and non-governmental, in liaison with ISO and IEC, also take part in the work. In the field of information technology, ISO and IEC have established a joint technical committee, ISO/IEC JTC 1. International Standards are drafted in accordance with the rules given in the ISO/IEC Directives, Part

19、 2. The main task of the joint technical committee is to prepare International Standards. Draft International Standards adopted by the joint technical committee are circulated to national bodies for voting. Publication as an International Standard requires approval by at least 75 % of the national b

20、odies casting a vote. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. ISO and IEC shall not be held responsible for identifying any or all such patent rights. Amendement 1 to ISO/IEC 13818-1 was prepared by Joint Technical Committ

21、ee ISO/IEC JTC 1, Information technology, Subcommittee SC 29, Coding of audio, picture, multimedia and hypermedia information, in collaboration with ITU-T. The identical text is published as ITU-T Rec. H.222.0 (2006)/Amd.1 (01/2007). SANS 13818-1:2008This s tandard may only be used and printed by ap

22、proved subscription and freemailing clients of the SABS .SANS 13818-1:2008This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .ISO/IEC 13818-1:2007/Amd.1:2007 (E) ITU-T Rec. H.222.0 (2006)/Amd.1 (01/2007) 1 INTERNATIONAL STANDARD ITU-T RECOMMENDAT

23、ION Information technology Generic coding of moving pictures and associated audio information: Systems Amendment 1 Transport of MPEG-4 streaming text and MPEG-4 lossless audio over MPEG-2 systems 1) Subclause 1.2.3 Add the following references to subclause 1.2.3: ISO/IEC 14496-3:2005/Amd.1:2007, Low

24、 delay AAC profile. ISO/IEC 14496-17:2006, Information technology Coding of audio-visual objects Part 17: Streaming text format. 2) Subclause 2.1.1 Replace, in the definition for access unit in subclause 2.1.1: In the case of audio, an access unit is the coded representation of an audio frame. by: I

25、n the case of audio, an access unit is the coded representation of an audio frame, whereby each audio frame carries data from one or more audio channels; an audio frame may carry for example one mono channel, or two stereo channels or seven surround sound channels. In the case of an ISO/IEC 14496-17

26、 text stream, see ISO/IEC 14496-17 for the definition of an access unit. 3) New subclause 2.4.2.9 Add, after subclause 2.4.2.8: 2.4.2.9 T-STD extensions for carriage of ISO/IEC 14496-17 text streams To define the decoding in the T-STD of ISO/IEC 14496-17 text streams carried in a Transport Stream, t

27、he T-STD model needs to be extended. The T-STD extension and T-STD parameters for decoding of ISO/IEC 14496-17 text streams are defined in 2.15.3.1. 4) Subclause 2.4.3.5 Replace, in the semantics of “discontinuity indicator“ under subclause 2.4.3.5 starting from the 5th paragraph: For the purpose of

28、 this clause, an elementary stream access point is defined as follows: ISO/IEC 11172-2 video and ITU-T Rec. H.262 | ISO/IEC 13818-2 video The first byte of a video sequence header. ISO/IEC 14496-2 visual The first byte of the visual object sequence header. ITU-T Rec. H.264 | ISO/IEC 14496-10 video T

29、he first byte of an AVC access unit. The SPS and PPS parameter sets referenced in this and all subsequent AVC access units in the coded video stream shall be provided after this access point in the byte stream and prior to their activation. Audio The first byte of an audio frame. SANS 13818-1:2008Th

30、is s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .ISO/IEC 13818-1:2007/Amd.1:2007 (E) 2 ITU-T Rec. H.222.0 (2006)/Amd.1 (01/2007) by: For the purpose of this clause, an elementary stream access point is defined as follows: ISO/IEC 11172-2 video a

31、nd ITU-T Rec. H.262 | ISO/IEC 13818-2 video The first byte of a video sequence header. ISO/IEC 14496-2 visual The first byte of the visual object sequence header. ITU-T Rec. H.264 | ISO/IEC 14496-10 video The first byte of an AVC access unit. The SPS and PPS parameter sets referenced in this and all

32、 subsequent AVC access units in the coded video stream shall be provided after this access point in the byte stream and prior to their activation. Audio The first byte of an audio frame. ISO/IEC 14496-17 text stream The first byte of a text access unit. In case in-band sample descriptions are used,

33、each in-band sample description shall be provided in the ISO/IEC 14496-17 stream after this access point and prior to its use by an access unit. 5) Subclause 2.4.3.7 a) In subclause 2.4.3.7, replace Table 2-27: Table 2-27 Stream_id_extension assignments stream_id_extension Note stream coding 000 000

34、0 1 IPMP Control Information stream 000 0001 2 IPMP stream 000 0010 011 1111 reserved_data_stream 100 0000 111 1111 private_stream NOTE 1 PES packets of stream_id_extension 0b000 0000 (IPMP Control Information Stream) have a unique syntax specified in ISO/IEC 13818-11 (MPEG-2 IPMP). NOTE 2 PES packe

35、ts of stream_id_extension 0b000 0001 (IPMP Stream) have a unique syntax specified in ISO/IEC 13818-11 (MPEG-2 IPMP). by: Table 2-27 Stream_id_extension assignments stream_id_extension Note stream coding 000 0000 1 IPMP Control Information stream 000 0001 2 IPMP stream 000 0010 000 1111 ISO/IEC 14496

36、-17 text stream 001 0000 011 1111 reserved_data_stream 100 0000 111 1111 private_stream NOTE 1 PES packets of stream_id_extension 0b000 0000 (IPMP Control Information Stream) have a unique syntax specified in ISO/IEC 13818-11 (MPEG-2 IPMP). NOTE 2 PES packets of stream_id_extension 0b000 0001 (IPMP

37、Stream) have a unique syntax specified in ISO/IEC 13818-11 (MPEG-2 IPMP). b) Replace, in the semantics of PTS in subclause 2.4.3.7: The presentation time tpn(k) shall be equal to the decoding time tdn(k) for: audio access units; access units in ITU-T Rec. H.262 | ISO/IEC 13818-2 or ISO/IEC 14496-2 l

38、ow delay video sequences; B-pictures in ISO/IEC 11172-2, ITU-T Rec. H.262 | ISO/IEC 13818-2 or ISO/IEC 14496-2 video streams. SANS 13818-1:2008This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .ISO/IEC 13818-1:2007/Amd.1:2007 (E) ITU-T Rec. H.22

39、2.0 (2006)/Amd.1 (01/2007) 3 by: In the case of an ISO/IEC 14496-17 text stream, if a PTS is present in PES packet header, it shall refer to the first text access unit commencing in the PES packet. A text access unit commences in a PES packet if the first byte of the text access unit is present in t

40、he PES packet. The presentation time tpn(k) shall be equal to the decoding time tdn(k) for: audio access units; access units in ITU-T Rec. H.262 | ISO/IEC 13818-2 or ISO/IEC 14496-2 low delay video sequences; B-pictures in ISO/IEC 11172-2, ITU-T Rec. H.262 | ISO/IEC 13818-2 or ISO/IEC 14496-2 video

41、streams; text access units in ISO/IEC 14496-17. 6) Subclause 2.4.4.9 a) Replace Table 2-34 in subclause 2.4.4.9 with the following: Table 2-34 Stream type assignments Value Description 0x00 ITU-T | ISO/IEC Reserved 0x01 ISO/IEC 11172-2 Video 0x02 ITU-T Rec. H.262 | ISO/IEC 13818-2 Video or ISO/IEC 1

42、1172-2 constrained parameter video stream 0x03 ISO/IEC 11172-3 Audio 0x04 ISO/IEC 13818-3 Audio 0x05 ITU-T Rec. H.222.0 | ISO/IEC 13818-1 private_sections 0x06 ITU-T Rec. H.222.0 | ISO/IEC 13818-1 PES packets containing private data 0x07 ISO/IEC 13522 MHEG 0x08 ITU-T Rec. H.222.0 | ISO/IEC 13818-1 A

43、nnex A DSM-CC 0x09 ITU-T Rec. H.222.1 0x0A ISO/IEC 13818-6 type A 0x0B ISO/IEC 13818-6 type B 0x0C ISO/IEC 13818-6 type C 0x0D ISO/IEC 13818-6 type D 0x0E ITU-T Rec. H.222.0 | ISO/IEC 13818-1 auxiliary 0x0F ISO/IEC 13818-7 Audio with ADTS transport syntax 0x10 ISO/IEC 14496-2 Visual 0x11 ISO/IEC 144

44、96-3 Audio with the LATM transport syntax as defined in ISO/IEC 14496-3/Amd.1 0x12 ISO/IEC 14496-1 SL-packetized stream or FlexMux stream carried in PES packets 0x13 ISO/IEC 14496-1 SL-packetized stream or FlexMux stream carried in ISO/IEC 14496_sections 0x14 ISO/IEC 13818-6 Synchronized Download Pr

45、otocol 0x15 Metadata carried in PES packets 0x16 Metadata carried in metadata_sections 0x17 Metadata carried in ISO/IEC 13818-6 Data Carousel 0x18 Metadata carried in ISO/IEC 13818-6 Object Carousel 0x19 Metadata carried in ISO/IEC 13818-6 Synchronized Download Protocol 0x1A IPMP stream (defined in

46、ISO/IEC 13818-11, MPEG-2 IPMP) 0x1B AVC video stream as defined in ITU-T Rec. H.264 | ISO/IEC 14496-10 Video 0x1C ISO/IEC 14496-3 Audio, without using any additional transport syntax, such as DST, ALS and SLS 0x1D ISO/IEC 14496-17 Text 0x1E-0x7E ITU-T Rec. H.222.0 | ISO/IEC 13818-1 Reserved 0x7F IPM

47、P stream 0x80-0xFF User Private SANS 13818-1:2008This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .ISO/IEC 13818-1:2007/Amd.1:2007 (E) 4 ITU-T Rec. H.222.0 (2006)/Amd.1 (01/2007) b) Add below Table 2-34 the following clarifying text: In the abo

48、ve table various stream types are assigned for carriage of audio signals, with or without a transport syntax. Typically, the transport syntax is used for providing sync words. The use of a specific transport syntax, if at all, is specified in the clauses in this Specification specifying the transpor

49、t of the various audio signals. 7) Subclause 2.5.2.4 Replace, in subclause 2.5.2.4 “PES streams“: Buffer sizes BSnin the PES-STD model are defined as follows: For ITU-T Rec. H.262 | ISO/IEC 13818-2 video: BSn= VBVmaxprofile, level + BSohBSoh=(1/750) seconds Rmaxprofile, level, where VBVmaxprofile, level and Rmaxprofile, level are the maximum VBV size and bit rate per profile, level, and layer as defined in Tables 8-13 and 8-14, respectively, of ITU-T Rec. H.262 | I