1、Information technology UPnP Device Architecture Part 20-11:Audio video device control protocol Level 4 Connection manager serviceTechnologies de linformation Architecture de dispositif UPnP Partie 20-11:Protocole de contrle de dispositif audio-vido Niveau 4 Service de gestionnaire de connexionINTERN
2、ATIONAL STANDARDISO/IEC 29341-20-11Reference numberISO/IEC 29341-20-11:2017(E)First edition2017-09 ISO/IEC 2017 ii ISO/IEC 2017 All rights reservedCOPYRIGHT PROTECTED DOCUMENT ISO/IEC 2017,Published in SwitzerlandAll rights reserved.Unless otherwise specified,no part of this publication may be repro
3、duced 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 ISOs member body in the country of the requester.ISO
4、copyright officeCh.de Blandonnet 8 CP 401CH-1214 Vernier,Geneva,SwitzerlandTel.+41 22 749 01 11Fax+41 22 749 09 47copyrightiso.orgwww.iso.orgISO/IEC 29341-20-11:2017(E)ISO/IEC 29341-20-11:2017(E)ISO/IEC 2017 All rights reserved iii CONTENTS 1Scope.vi2Normative references.13Terms,definitions,symbols
5、and abbreviations.43.1Provisioning terms.43.2Symbols.54Notations and Conventions.54.1Notation.54.1.1Data Types.54.1.2Strings Embedded in Other Strings.64.1.3Extended Backus-Naur Form.64.2Derived Data Types.74.2.1Summary.74.2.2CSV Lists.74.3Management of XML Namespaces in Standardized DCPs.84.3.1Name
6、space Prefix Requirements.124.3.2Namespace Names,Namespace Versioning and Schema Versioning.134.3.3Namespace Usage Examples.154.4Vendor-defined Extensions.154.4.1Vendor-defined Action Names.154.4.2Vendor-defined State Variable Names.154.4.3Vendor-defined XML Elements and attributes.164.4.4Vendor-def
7、ined Property Names.165Service Modeling Definitions.165.1ServiceType.165.2State Variables.175.2.1State Variable Overview.175.2.2SourceProtocolInfo.175.2.3SinkProtocolInfo.185.2.4CurrentConnectionIDs.185.2.5FeatureList.185.2.6ClockUpdateID.185.2.7DeviceClockInfoUpdates.195.2.8A_ARG_TYPE_ConnectionSta
8、tus.205.2.9A_ARG_TYPE_ConnectionManager.205.2.10 A_ARG_TYPE_Direction.205.2.11 A_ARG_TYPE_ProtocolInfo.205.2.12 A_ARG_TYPE_ConnectionID.205.2.13 A_ARG_TYPE_AVTransportID.205.2.14 A_ARG_TYPE_RcsID.215.2.15 A_ARG_TYPE_ItemInfoFilter.215.2.16 A_ARG_TYPE_Result.225.2.17 A_ARG_TYPE_RenderingInfoList.225.
9、3Eventing and Moderation.285.4Actions.285.4.1Action Overview.285.4.2GetProtocolInfo().29ISO/IEC 29341-20-11:2017(E)iv ISO/IEC 2017 All rights reserved 5.4.3PrepareForConnection().295.4.4ConnectionComplete().315.4.5GetCurrentConnectionIDs().325.4.6GetCurrentConnectionInfo().335.4.7GetRendererItemInfo
10、().345.4.8GetFeatureList().355.4.9Common Error Codes.356XML Service Description.367Test.40Annex A(normative)Protocol Specifics.41A.1Application to HTTP Streaming.41A.1.1ProtocolInfo Definition.41A.1.2Implementation of PrepareForConnection().41A.1.3Implementation of ConnectionComplete().41A.1.4Automa
11、tic Connection Cleanup.41A.2Application to RTSP/RTP/UDP Streaming.42A.2.1ProtocolInfo Definition.42A.2.2Implementation of PrepareForConnection().42A.2.3Implementation of ConnectionComplete().42A.2.4Automatic Connection Cleanup.42A.3Application to Device-Internal Streaming.42A.4Application to IEC6188
12、3 Streaming.43A.4.1ProtocolInfo Definition.43A.4.2Implementation of PrepareForConnection().44A.4.3Implementation of ConnectionComplete().45A.4.4Automatic Connection Cleanup.45A.5Application to Vendor-specific Streaming.46Annex B(normative)CM features.47B.1Introduction.47B.2Requirements for the CLOCK
13、SYNC feature,Version 1.47Annex C(informative)Theory of Operation.53C.1Purpose.53C.2ProtocolInfo Concept.53C.2.14th Field .54C.2.2IEC61883 Exception.55C.2.3Formal EBNF for the 4th field.55C.2.4ProtocolInfo Conventions for Protected Content.56C.3Typical Control Point Operations.57C.3.1Introduction.57C
14、.3.2Establishing a New Connection.57C.3.3Dealing with Ongoing Connections.58C.4Relation to Devices without ConnectionManagers.58C.5PrepareForConnection()and ConnectionComplete().59C.5.1PrepareForConnection().59C.5.2ConnectionComplete().59C.5.3General Usage Model.59C.5.4Relationship to AVTransport an
15、d RenderingControl Services.60C.5.5ConnectionIDs.60ISO/IEC 29341-20-11:2017(E)ISO/IEC 2017 All rights reserved v C.5.6AVTransportIDs and RcsIDs.61C.6Determining if ContentDirectory items are playable.61C.7CLOCKSYNC feature.66C.7.1Examples of CLOCKSYNC feature.67Annex D(informative)Bibliography.70 Li
16、st of Tables Table 1 EBNF Operators.7Table 2 CSV Examples.8Table 3 Namespace Definitions.9Table 4 Schema-related Information.11Table 5 Default Namespaces for the AV Specifications.13Table 6 State Variables.17Table 7 allowedValueList for A_ARG_TYPE_ConnectionStatus.20Table 8 allowedValueList for A_ARG_TYPE_Direction.20Table 9 Event Moderation.28Table 10 Actions.28Table 11 Arguments for GetProtocolInfo().29Table 12 Arguments for PrepareForConnection().30Table 13 Error Codes for PrepareForConnectio