ETSI TS 126 234-2016 Universal Mobile Telecommunications System (UMTS) LTE Transparent end-to-end Packet-switched Streaming Service (PSS) Protocols and codecs (V13 1 0 3GPP TS 26 2.pdf

1、 ETSI TS 1Universal Mobile TelTransparent eStreaPro(3GPP TS 26.2floppy3TECHNICAL SPECIFICATION126 234 V13.1.0 (2016elecommunications System (LTE; t end-to-end Packet-switchedeaming Service (PSS); rotocols and codecs .234 version 13.1.0 Release 1316-04) (UMTS); ed 13) ETSI ETSI TS 126 234 V13.1.0 (20

2、16-04)13GPP TS 26.234 version 13.1.0 Release 13Reference RTS/TSGS-0426234vd10 Keywords 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-Prf

3、ecture de Grasse (06) N 7803/88 Important notice The present document can be downloaded from: http:/www.etsi.org/standards-search The present document may be made available in electronic versions and/or in print. The content of any electronic and/or print versions of the present document shall not b

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7、 ETSI. The content of the PDF version shall not be modified without the written authorization of ETSI. The copyright and the foregoing restriction extend to reproduction in all media. European Telecommunications Standards Institute 2016. All rights reserved. DECTTM, PLUGTESTSTM, UMTSTMand the ETSI l

8、ogo are Trade Marks of ETSI registered for the benefit of its Members. 3GPPTM and LTE are 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 126 234 V13.

9、1.0 (2016-04)23GPP TS 26.234 version 13.1.0 Release 13Intellectual 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 c

10、an be found in ETSI SR 000 314: “Intellectual Property Rights (IPRs); 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 ET

11、SI IPR Policy, no investigation, including IPR searches, has been 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. Forewor

12、d This Technical Specification (TS) has been produced by ETSI 3rd 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 corres

13、ponding ETSI deliverables. The cross reference between GSM, UMTS, 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 “canno

14、t“ are to be interpreted as described in clause 3.2 of the ETSI Drafting 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 126 234 V13.1.0 (2016-04)33GPP TS 26.234 version 13.1.0 Release

15、 13Contents Intellectual Property Rights 2g3Foreword . 2g3Modal verbs terminology 2g3Foreword . 9g3Introduction 9g31 Scope 10g32 References 10g33 Definitions and abbreviations . 15g33.1 Definitions 15g33.2 Abbreviations . 15g34 System description . 17g35 Protocols . 19g35.1 Session establishment . 1

16、9g35.2 Capability exchange . 19g35.2.1 General 19g35.2.2 The device capability profile structure 19g35.2.3 Vocabularies for PSS 20g35.2.3.1 General 20g35.2.3.2 PSS base vocabulary . 20g35.2.3.2.1 PssCommon component 20g35.2.3.2.2 Streaming component 22g35.2.3.2.3 ThreeGPFileFormat component 29g35.2.

17、3.2.4 Void . 32g35.2.3.3 Attributes from UAProf 32g35.2.4 Extensions to the PSS schema/vocabulary 33g35.2.4.1 Vocabulary definitions 33g35.2.4.2 Backward compatibility 34g35.2.5 Signalling of profile information between client and server . 34g35.2.6 Merging device capability profiles . 34g35.2.7 Pro

18、file transfer between the PSS server and the device profile server 35g35.3 Session set-up and control 35g35.3.1 General 35g35.3.2 RTSP . 35g35.3.2.1 The 3GPP-Link-Char header . 36g35.3.2.2 The 3GPP-Adaptation header 37g35.3.2.3 The Quality of Experience headers . 37g35.3.2.3.1 Protocol initiation an

19、d termination 37g35.3.2.3.2 Metrics feedback . 39g35.3.2.3.3 Metrics feedback over HTTP 40g35.3.2.3.3.0 Requirements and semantics 40g35.3.2.3.3.1 XML Syntax for a QoE Report 40g35.3.2.3.3.2 Example XML for the QoE Report 41g35.3.2.4 Video buffering headers 42g35.3.3 SDP . 42g35.3.3.1 General 42g35.

20、3.3.2 Additional SDP fields . 43g35.3.3.3 The alt and alt-default-id attributes 46g35.3.3.4 The session level grouping attribute, alt-group 47g35.3.3.5 The bit-rate adaptation support attribute, 3GPP-Adaptation-Support 47g35.3.3.6 The Quality of Experience support attribute, “3GPP-QoE-Metrics“ . 48g

21、35.3.3.7 The asset information attribute, “3GPP-Asset-Information“ . 48g3ETSI ETSI TS 126 234 V13.1.0 (2016-04)43GPP TS 26.234 version 13.1.0 Release 135.3.3.8 OMA-DM Configuration of QoE Metrics . 49g35.3.3.8.0 General 49g35.3.3.8.1 QoE metrics reporting management object . 49g35.3.3.8.2 QoE report

22、ing rule definition 54g35.4 MIME media types . 54g35.5 Extension for Fast Content Switching and Start-up . 56g35.5.1 Introduction. 56g35.5.2 Extensions to RTSP 1.0 56g35.5.2.1 Introduction . 56g35.5.2.2 Capability Handling 56g35.5.2.2.1 Introduction . 56g35.5.2.2.2 Definition of the Supported RTSP H

23、eader Field 56g35.5.2.3 SSRC in the RTP-Info RTSP Header Field . 57g35.5.2.4 Semantics of RTSP PLAY method . 58g35.5.3 Start-up . 58g35.5.4 Fast Content Switching . 58g35.5.4.1 Introduction . 58g35.5.4.2 Switch-Stream RTSP Header Field . 58g35.5.4.3 Switching to new content with available SDP 59g35.

24、5.4.4 Switching to new content without SDP . 60g35.5.4.5 Switching Media described in one SDP 60g35.5.4.6 Adding Media Components to an ongoing session . 61g35.5.4.7 Removing Media Components from an ongoing session 61g35.6 Extension for Time-Shifting Support . 61g35.6.1 Introduction. 61g35.6.2 Gene

25、ral Description 62g35.6.2a Extensions to RTSP 1.0 62g35.6.3 Accept-Ranges 62g35.6.4 Signalling Time Shifting Ranges 63g35.6.5 Timeshift buffer status updates . 64g35.7 Support for Trick Mode Operations 64g35.8 Session Update 65g36 Data transport . 66g36.1 Packet based network interface 66g36.2 RTP o

26、ver UDP/IP . 66g36.2.1 General 66g36.2.2 RTP profiles 67g36.2.3 RTP and RTCP extensions . 67g36.2.3.1 RTCP extended reports . 67g36.2.3.2 RTCP App packet for client buffer feedback (NADU APP packet) . 67g36.2.3.3 RTP retransmission . 69g36.2.3.3.1 General 69g36.2.3.3.2 Multiplexing scheme . 69g36.2.

27、3.3.3 RTCP retransmission request 69g36.2.3.3.4 Congestion control and usage with rate adaptation . 69g36.2.4 RTP payload formats 69g36.2.5 Coordination of Video Orientation . 70g36.3 HTTP over TCP/IP . 70g36.4 Transport of RTSP 71g37 Codecs 71g37.1 General . 71g37.2 Speech 71g37.3 Audio 71g37.3a Sy

28、nthetic audio . 72g37.4 Video 72g37.4.1 General video decoder requirements. 72g37.4.2 Output timing and buffer model . 73g37.4.3 Television services 73g37.4.4 Stereoscopic 3D Video . 73g37.5 Still images . 74g3ETSI ETSI TS 126 234 V13.1.0 (2016-04)53GPP TS 26.234 version 13.1.0 Release 137.6 Bitmap

29、graphics 74g37.7 Vector graphics 74g37.8 Text 75g37.9 Timed text 75g37.10 3GPP file format . 75g37.11 Timed graphics . 75g38 Scene description 75g38.1 General . 75g38.2 Void 76g38.3 Void 76g39 3GPP file format (interchange format for MMS) . 76g310 Adaptation of continuous media . 76g310.1 General .

30、76g310.2 Bit-rate adaptation 76g310.2.1 Link-rate estimation 76g310.2.1.1 Initial values 76g310.2.1.2 Regular information sources . 77g310.2.2 Transmission adaptation . 77g310.2.3 Signalling for client buffer feedback 77g310.3 Issues with deriving adaptation information (informative) 78g311 Quality

31、of Experience . 80g311.1 General . 80g311.2 QoE metrics 80g311.2.0 General 80g311.2.1 Corruption duration metric . 80g311.2.1.1 Default reporting format . 80g311.2.1.2 XML reporting format . 81g311.2.2 Rebuffering duration metric 81g311.2.2.1 Default reporting format . 81g311.2.2.2 XML reporting for

32、mat . 82g311.2.3 Initial buffering duration metric 82g311.2.3.1 Default reporting format . 82g311.2.3.2 XML reporting format . 82g311.2.4 Successive loss of RTP packets 82g311.2.4.1 Default reporting format . 82g311.2.4.2 XML reporting format . 83g311.2.5 Frame rate deviation . 83g311.2.5.1 Default

33、reporting format . 83g311.2.5.2 XML reporting format . 83g311.2.6 Jitter duration 83g311.2.6.1 Default reporting format . 83g311.2.6.2 XML reporting format . 84g311.2.7 Content Switch Time 84g311.2.7.1 Default reporting format . 84g311.2.7.2 XML reporting format . 84g311.2.8 Average Codec Bitrate 84

34、g311.2.8.1 Default reporting format . 84g311.2.8.2 XML reporting format . 85g311.2.9 Codec Information 85g311.2.9.1 Default reporting format . 85g311.2.9.2 XML reporting format . 85g311.2.10 Buffer Status . 85g311.2.10.1 Default reporting format . 85g311.2.10.2 XML reporting format . 86g311.3 The Qo

35、E protocol for RTSP based reporting . 86g311.3.1 General 86g311.3.2 Metrics initiation with SDP 87g311.3.3 Metrics initiation/termination with RTSP . 88g311.3.4 Sending the metrics feedback with RTSP . 91g3ETSI ETSI TS 126 234 V13.1.0 (2016-04)63GPP TS 26.234 version 13.1.0 Release 1312 Adaptive HTT

36、P Streaming . 92g313 Networked bookmark service . 92g313.1 Introduction 92g313.2 Bookmarking using HTTP . 92g313.2.1 Bookmark storage . 92g313.2.2 Bookmark retrieval . 93g313.2.3 Bookmark deletion 93g313.3 Bookmarking using RTSP 93g3Annex A (informative): Protocols . 94g3A.1 SDP. 94g3A.2 RTSP 101g3A

37、.2.1 General . 101g3A.2.2 Implementation guidelines . 106g3A.2.2.1 Usage of persistent TCP . 106g3A.2.2.2 Detecting link aliveness 107g3A.3 RTP. 107g3A.3.1 General . 107g3A.3.2 Implementation guidelines . 107g3A.3.2.1 Maximum RTP packet size . 107g3A.3.2.2 Sequence number and timestamp in the presen

38、ce of NPT jump . 108g3A.3.2.3 RTCP transmission interval 108g3A.3.2.4 Timestamp handling after PAUSE/PLAY requests 109g3A.3.3 Examples of RTCP APP packets for client buffer feedback 110g3A.4 Capability exchange . 111g3A.4.1 Overview 111g3A.4.2 Scope of the specification . 113g3A.4.3 The device capab

39、ility profile structure . 114g3A.4.4 CC/PP Vocabularies . 115g3A.4.5 Principles of extending a schema/vocabulary. 116g3A.4.6 Signalling of profile information between client and server 116g3A.4.7 Example of a PSS device capability description 117g3Annex B (informative): SMIL authoring guidelines . 1

40、19g3Annex C (normative): MIME media types 120g3C.1 (void) 120g3C.2 MIME media type sp-midi . 120g3C.3 MIME media type mobile-xmf . 120g3C.4 (void) 121g3Annex D (normative): 3GP files codecs and identification 122g3Annex E (normative): RTP payload format and file storage format for AMR and AMR-WB aud

41、io 123g3Annex F (normative): RDF schema for the PSS base vocabulary . 124g3Annex G (normative): Buffering of video. 136g3G.1 Introduction 136g3G.2 PSS Buffering Parameters 136g3G.3 PSS server buffering verifier 137g3G.4 PSS client buffering requirements 138g3ETSI ETSI TS 126 234 V13.1.0 (2016-04)73G

42、PP TS 26.234 version 13.1.0 Release 13Annex H (informative): Content creator guidelines for the synthetic audio medium type 139g3Annex I (informative): Void . 140g3Annex J (informative): Mapping of SDP parameters to UMTS QoS parameters 141g3Annex K (normative): Void (Substituted by Annex R) . 142g3A

43、nnex L (informative): SVG Tiny 1.2 content creation guidelines 143g3L.1 Feature analysis 143g3L.2 Recommendations 144g3L.2.1 General . 144g3L.2.2 Video element 145g3L.2.2.1 Inclusion of the video element in SVG content 145g3L.2.2.2 Transformation of video . 145g3L.2.3 Animation Element. 145g3L.2.4 V

44、oid 146g3L.2.5 Transparency, stroking and gradients . 146g3L.2.6 Events . 146g3L.2.7 Text Area 146g3L.2.8 SVG fonts . 146g3L.2.9 Bitmap fonts . 146g3L.2.10 Animation . 147g3L.2.11 User interaction and content navigation . 147g3L.2.12 Inheritance 147g3Annex M (informative): Examples for Fast Content

45、Switching and Start-up . 148g3M.1 Pipelined Start-up Examples 148g3M.1.1 Successful Pipelined Start-up . 148g3M.1.2 Unsuccessful Pipelined Start-up . 148g3M.2 Content Switch with SDP . 149g3M.2.1 Successful Content Switch with available SDP 149g3M.2.2 Partial successful Content Switch with available

46、 SDP . 150g3M.2.3 Successful Content Switch with available SDP, but removal of media component . 151g3M.3 Content Switch without SDP 152g3M.3.1 Successful Content Switch without available SDP . 152g3M.3.2 Partial successful Content Switch without available SDP 152g3M.3.3 Partial successful Content S

47、witch without available SDP 153g3M.4 Stream Switching . 154g3M.4.1 Successful Stream Switch . 154g3M.4.2 Removal of Media Components from an ongoing session . 155g3Annex N (informative): Recommendations for NAT traversal 156g3N.1 NAT identification . 156g3N.2 NAT traversal . 156g3Annex O (informativ

48、e): Examples for PSS Timeshift . 157g3Annex P (informative): QoE Reporting Management Object Device Description Framework . 159g3Annex Q (informative): Void . 164g3Annex R (normative): Content Protection extensions 165g3R.1 Encryption and Transport of Protected PSS Streams . 165g3R.1.1 Overview 165g

49、3R.1.2 Stream format . 165g3R.1.3 Encryption 165g3R.1.3.1 Encryption Algorithm . 165g3R.1.3.2 Content encryption using a single key 165g3R.1.3.3 Content encryption using a key stream . 166g3R.1.4 RTP Transport of Encrypted AUs 166g3ETSI ETSI TS 126 234 V13.1.0 (2016-04)83GPP TS 26.234 version 13.1.0 Release 13R.1.5 RTSP Signalling for key stream (STKM) setup and control 166g3R.1.5.1 RTSP SETUP Method 166g3R.1.5.2 RTSP PLAY, PAUSE and TEARDOWN Method . 166g3R.2 SDP Signalling . 167g3R.3 Enforcement of permissions and constraints 167g3R.4 Mapping to DRM systems