1、 ETSI TS 126 905 V14.0.0 (2017-04) Universal Mobile Telecommunications System (UMTS); LTE; Mobile stereoscopic 3D video (3GPP TR 26.905 version 14.0.0 Release 14) TECHNICAL SPECIFICATION ETSI ETSI TS 126 905 V14.0.0 (2017-04) 1 3GPP TR 26.905 version 14.0.0 Release 14Reference RTR/TSGS-0426905ve00 K
2、eywords LTE,UMTS ETSI 650 Route des Lucioles F-06921 Sophia Antipolis Cedex - FRANCE Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16 Siret N 348 623 562 00017 - NAF 742 C Association but non lucratif enregistre la Sous-Prfecture de Grasse (06) N 7803/88 Important notice The present document can be do
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6、People/CommiteeSupportStaff.aspx Copyright Notification No part may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm except as authorized by written permission of ETSI. The content of the PDF version shall not be modified without t
7、he written authorization of ETSI. The copyright and the foregoing restriction extend to reproduction in all media. European Telecommunications Standards Institute 2017. All rights reserved. DECTTM, PLUGTESTSTM, UMTSTM and the ETSI logo are Trade Marks of ETSI registered for the benefit of its Member
8、s. 3GPPTM and LTE a re Trade Marks of ETSI registered for the benefit of its Members and of the 3GPP Organizational Partners. GSM and the GSM logo are Trade Marks registered and owned by the GSM Association. ETSI ETSI TS 126 905 V14.0.0 (2017-04) 2 3GPP TR 26.905 version 14.0.0 Release 14Intellectua
9、l Property Rights IPRs essential or potentially essential to the present document may have been declared to ETSI. The information pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be found in ETSI SR 000 314: “Intellectual Property Rights (IP
10、Rs); Essential, or potentially Essential, IPRs notified to ETSI in respect of ETSI standards“, which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web server (https:/ipr.etsi.org/). Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been
11、 carried out by ETSI. No guarantee can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web server) which are, or may be, or may become, essential to the present document. Foreword This Technical Specification (TS) has been produced by ETSI 3rd
12、 Generation Partnership Project (3GPP). The present document may refer to technical specifications or reports using their 3GPP identities, UMTS identities or GSM identities. These should be interpreted as being references to the corresponding ETSI deliverables. The cross reference between GSM, UMTS,
13、 3GPP and ETSI identities can be found under http:/webapp.etsi.org/key/queryform.asp. Modal verbs terminology In the present document “shall“, “shall not“, “should“, “should not“, “may“, “need not“, “will“, “will not“, “can“ and “cannot“ are to be interpreted as described in clause 3.2 of the ETSI D
14、rafting Rules (Verbal forms for the expression of provisions). “must“ and “must not“ are NOT allowed in ETSI deliverables except when used in direct citation. ETSI ETSI TS 126 905 V14.0.0 (2017-04) 3 3GPP TR 26.905 version 14.0.0 Release 14Contents Intellectual Property Rights 2 Foreword. 2 Modal ve
15、rbs terminology . 2 Foreword. 6 1 Scope 7 2 References 7 3 Definitions and abbreviations . 8 3.1 Definitions . 8 3.2 Abbreviations . 9 4 General . 10 4.1 Introduction 10 5 Technology description 10 5.1 Mobile 3D rendering technologies . 10 5.1.1 Introduction 10 5.1.2 Glasses-free 3D video rendering
16、technologies . 10 5.1.1.1 Parallax barrier . 10 5.1.1.2 Lenticular lens sheet . 11 5.1.3 Glasses-based 3D video rendering technologies 12 5.1.3.1 Active-shutter glasses . 12 5.1.3.2 Passive glasses 12 5.1.4 Potential impacts on a 3D service implementation 13 5.2 Stereoscopic 3D frame packing formats
17、 13 5.2.1 Frame-compatible packing formats 13 5.2.2 Full resolution per view packing formats . 14 5.3 Video codecs for stereoscopic 3D 15 5.3.1 H.264/AVC for frame compatible packing formats . 15 5.3.2 H.264/AVC for temporal interleaving packing format 15 5.3.3 MVC (Multiview Video Coding) . 15 5.3.
18、4 Performance evaluation of the compression efficiency 16 5.3.4.1 Simulation setup . 16 5.3.4.2 Simulation results . 17 5.4 3D signalling 24 5.4.1 SIP/SDP codec and format signalling 24 5.4.2 File format signalling . 25 5.4.2.1 Introduction 25 5.4.2.2 Frame compatible H.264/AVC . 25 5.4.2.3 Temporal
19、ly interleaved H.264/AVC 25 5.4.2.4 Multiview Video Coding MVC 26 5.4.2.5 Mixed 2D/3D video 26 5.4.2.6 MIME type signalling for 3D stereoscopic video files . 26 5.4.3 Device capability exchange signalling of supported 3D video codecs and formats . 26 5.4.4 Inclusion of 3D video information in the DA
20、SH MPD 27 6 Streaming use cases 27 6.1 PSS and MBMS-based 3D video services . 27 6.1.1 Use case description . 27 6.1.2 Working assumptions and operation points . 27 6.1.3 Technical analysis 28 6.2 DASH-based streaming of 3D content. 28 6.2.1 Use case description . 28 6.2.2 Working assumptions and op
21、eration points . 28 6.2.3 Evaluation of DASH-based streaming with HTTP-caching . 28 6.2.3.1 Introduction 28 ETSI ETSI TS 126 905 V14.0.0 (2017-04) 4 3GPP TR 26.905 version 14.0.0 Release 146.2.3.2 Coding of VoD content items . 29 6.2.3.3 Simulation model 30 6.2.3.4 Simulation results . 31 6.3 Common
22、 provisioning of 2D and 3D content for download and streaming 32 6.3.1 Use case description . 32 6.3.2 Working assumptions and operation points . 33 6.3.3 Technical analysis 34 6.4 3D Timed Text and Graphics . 34 6.4.1 Use case description . 34 6.4.2 Working assumptions and operation points . 35 6.4
23、.3 Possible solution . 35 6.5 2D/3D mixed contents service . 36 6.5.1 Use case description . 36 6.5.2 Working assumptions and operation points . 37 6.5.3 Technical analysis 37 6.6 Service provisioning based on depth range of the 3D content . 37 6.6.1 Use case description . 37 6.6.2 Working assumptio
24、ns and operation points . 37 6.6.3 Possible solution . 37 7 Download use cases . 38 7.1 Download of 3D video . 38 7.1.1 Use case description . 38 7.1.2 Working assumptions and operation points . 38 7.1.3 Technical analysis 38 7.2 Progressive download of 3D video 38 7.2.1 Use case description . 38 7.
25、2.2 Working assumptions and operation points . 39 7.2.3 Technical analysis 39 7.3 Correct rendering of downloaded 3D video . 39 7.3.1 Use case description . 39 7.3.2 Working assumptions and operation points . 39 7.3.3 Technical analysis 39 8 Use cases for further study . 39 8.1 Introduction 39 8.2 3
26、D video delivering based on 2D video warehouse . 39 8.2.1 Use case description . 39 8.2.2 Working assumptions and operation points . 40 8.3 3D video conversational services . 40 8.3.1 Use case description . 40 8.3.2 Working assumptions and operation points . 41 8.4 Multiple-party 3D video conference
27、 41 8.4.1 Use case description . 41 8.4.2 Working assumptions and operation points . 42 8.5 3D video call fall back to legacy phone . 42 8.5.1 Use case description . 42 8.5.2 Working assumptions and operation points . 43 8.5.3 Gap analysis on supporting 3D video call fallback between 3D video phones
28、 43 8.6 3D video call fall back between 3D capable phones 43 8.6.1 Use case description . 43 8.6.2 Working assumptions and operation points . 43 8.6.3 Gap analysis on supporting 3D video call fallback between 3D video phones 43 8.7 3D content in messaging 44 8.7.1 Use case description . 44 8.7.2 Wor
29、king assumptions and operation points . 44 8.8 3D service in the converged environment 44 8.8.1 Use case description . 44 8.8.2 Working assumptions and operation points . 45 8.9 Bitrate adaptation . 45 8.9.1 Introduction 45 8.9.2 Restricted access bandwidth . 45 ETSI ETSI TS 126 905 V14.0.0 (2017-04
30、) 5 3GPP TR 26.905 version 14.0.0 Release 148.9.3 Rate adaptation in PSS and DASH . 45 8.9.4 Rate adaptation in MTSI 46 8.9.5 Rate adaptation due to shared radio resources . 46 8.10 View scalability for graceful degradation 46 8.10.1 Introduction 46 8.10.2 Graceful degradation in MBMS when entering
31、bad reception conditions . 46 8.10.3 Graceful degradation in MTSI . 46 8.10.4 Combined support of heterogeneous devices and graceful degradation . 46 9 Mobile 3D subjective tests . 47 9.1 Introduction 47 9.2 Test description 47 9.2.1 Video sources . 47 9.2.2 Content preparation 47 9.2.2.1 Frame rate
32、 evaluation . 47 9.2.2.2 Resolution evaluation . 47 9.2.3 Encoding profiles . 47 9.2.4 Subjective test conditions . 48 9.2.4.1 Methodology. 48 9.2.4.2 Implementation . 48 9.2.4.3 Observers 48 9.3 Test results . 49 9.3.1 Frame rate evaluation . 49 9.3.2 Resolution evaluation . 50 9.4 Conclusion of th
33、e test 50 10 Content re-targeting 50 10.1 Introduction 50 10.2 Down-sampling/Up-sampling 51 10.3 Extraction of depth map . 51 10.4 Occlusion handling 52 10.5 Depth adjustment . 52 10.6 Creation of the second view . 53 11 Conclusions 53 11.1 Introduction 53 11.2 Frame Compatible Format for Stereoscop
34、ic Video Coding . 53 11.3 Stereoscopic Multi-view Video Coding . 54 Annex A: Change history 56 History 57 ETSI ETSI TS 126 905 V14.0.0 (2017-04) 6 3GPP TR 26.905 version 14.0.0 Release 14Foreword This Technical Report has been produced by the 3rd Generation Partnership Project (3GPP). The contents o
35、f the present document are subject to continuing work within the TSG and may change following formal TSG approval. Should the TSG modify the contents of the present document, it will be re-released by the TSG with an identifying change of release date and an increase in version number as follows: Ve
36、rsion x.y.z where: x the first digit: 1 presented to TSG for information; 2 presented to TSG for approval; 3 or greater indicates TSG approved document under change control. y the second digit is incremented for all changes of substance, i.e. technical enhancements, corrections, updates, etc. z the
37、third digit is incremented when editorial only changes have been incorporated in the document. ETSI ETSI TS 126 905 V14.0.0 (2017-04) 7 3GPP TR 26.905 version 14.0.0 Release 141 Scope The present document provides a study of stereoscopic 3D video services over 3GPP networks and terminals. Technical
38、definitions, use case descriptions, working assumptions, subjective tests results and technical studies are presented. This document identifies the gaps within the Release 10 3GPP specifications in order to enable the implementation of the mobile 3D video use cases. 2 References The following docume
39、nts contain provisions which, through reference in this text, constitute provisions of the present document. - References are either specific (identified by date of publication, edition number, version number, etc.) or non-specific. - For a specific reference, subsequent revisions do not apply. - Fo
40、r a non-specific reference, the latest version applies. In the case of a reference to a 3GPP document (including a GSM document), a non-specific reference implicitly refers to the latest version of that document in the same Release as the present document. 1 3GPP TR 21.905: “Vocabulary for 3GPP Spec
41、ifications“. 2 3GPP TS 26.114: “IP multimedia subsystem (IMS); Multimedia telephony, Media handling and interaction“. 3 3GPP TS 26.234: “Transparent end-to-end packet switched streaming service (PSS); Protocols and codecs“. 4 3GPP TS 26.346: “Multimedia Broadcast/Multicast Service (MBMS); Protocols
42、and codecs“. 5 3GPP TS 26.247: “Transparent end-to-end Packet-switched Streaming Service (PSS); Progressive Download and Dynamic Adaptive Streaming over HTTP (3GP-DASH)“. 6 3GPP TS 26.140: “Multimedia Messaging Service (MMS); Media formats and codecs“. 7 3GPP TS 26.245: “Transparent end-to-end Packe
43、t-switched Streaming Service (PSS); Timed Text Format“. 8 3GPP TS 26.430: “Timed Graphics“. 9 3GPP TR 26.904: “Improved Video Coding Support“. 10 IETF RFC 3261: “SIP: Session Initiation Protocol“. 11 IETF RFC 3264: “An Offer/Answer Model with the Session Description Protocol (SDP)“. 12 IETF draft dr
44、aft-ietf-payload-rtp-mvc-01: “RTP Payload Format for MVC Video“. 13 IETF personal draft draft-greevenbosch-mmusic-sdp-3d-format-002: “Signal 3D format“. 14 ITU-R Recommendation BT 1788: “Methodology for the subjective assessment of video quality in multimedia applications“. 15 3GPP TS 26.244: “Trans
45、parent end-to-end packet switched streaming service (PSS); 3GPP file format“. 16 ISO/IEC 14496-15: 2010: “Information technology Coding of audio-visual objects Part 15: Advanced Video Coding (AVC) file format“. ETSI ETSI TS 126 905 V14.0.0 (2017-04) 8 3GPP TR 26.905 version 14.0.0 Release 1417 ISO/I
46、EC 14496-12:2008/Amd2 | 15444-12:2008/Amd2: “ Part 12: ISO base media file format AMENDMENT 2: Support for sub-track selection Protocols “. 25 IETF RFC 6381: “The Codecs and Profiles Parameters for Bucket Media Types“, Gellens R., Singer D. and Frojdh P., August 2011. 26 ISO/IEC 23009-1: “Informatio
47、n technology - Dynamic adaptive streaming over HTTP (DASH) - Part 1: Media presentation description and segment formats. 27 Open Mobile Alliance: “User Agent Profile Version 2.0“, February 2006. 28 3DTV-Conference: The True Vision - Capture, Transmission and Display of 3D Video (3DTV-CON): ,“Adaptiv
48、e parallax for 3D television“, Ide, K. and Sikora, T., 2010, vol., no., pp.1-4, 7-9 June 2010. 3 Definitions and abbreviations 3.1 Definitions For the purposes of the present document, the terms and definitions given in TR 21.905 1 and the following apply. A term defined in the present document take
49、s precedence over the definition of the same term, if any, in TR 21.905 1. ETSI ETSI TS 126 905 V14.0.0 (2017-04) 9 3GPP TR 26.905 version 14.0.0 Release 143.2 Abbreviations For the purposes of the present document, the abbreviations given in TR 21.905 1 and the following apply. An abbreviation defined in the present document takes precedence over the definition of the same abbreviation, if any, in TR 21.905 1. AVC Advanced Video Coding DASH Dynamic Adaptive Streaming over HTTP HDMI High-Definition Multimedia Int
