1、 IEEE Standard for Device Discovery, Connection Management, and Control Protocol for IEEE 1722 Based Devices Sponsored by the Microprocessor Standards Committee IEEE 3 Park Avenue New York, NY 10016-5997 USA IEEE Computer Society IEEE Std 1722.1-2013 IEEE Std 1722.1-2013 IEEE Standard for Device Dis
2、covery, Connection Management, and Control Protocol for IEEE 1722 Based Devices Sponsor Microprocessor Standards Committee of the IEEE Computer Society Approved 23 August 2013 IEEE-SA Standards Board Abstract: This standard specifies the protocol, device discovery, connection management and device c
3、ontrol procedures used to facilitate interoperability between audio and video based End Stations that use IEEE 1722 based Streams on IEEE 802based networks. Keywords: AVDECC, bridged LAN, IEC 61883, IEEE 802.1 AVB protocols, IEEE 802.1BA, IEEE 1722.1, IEEE Std 802.1AS-2011, IEEE Std 802.1Q-2011, IEE
4、E Std 1722-2011, LAN, QoS, time sensitive media streaming, time synchronization The Institute of Electrical and Electronics Engineers, Inc. 3 Park Avenue, New York, NY 10016-5997, USA Copyright 2013 by The Institute of Electrical and Electronics Engineers, Inc. All rights reserved. Published 10 Octo
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18、responsibility. Further information may be obtained from the IEEE Standards Association. Copyright 2013 IEEE. All rights reserved. vi Participants At the time this IEEE standard was completed, the IEEE Standard Device Discovery, Connection Management and Control Protocol for IEEE 1722 Based Devices
19、Working Group had the following membership: Matthew Xavier Mora, Chair Michael Johas Teener, Vice Chair Don Pannell, Secretary Ashley Butterworth, Co-Editor Jeffrey Koftinoff, Co-Editor Bob Abraham Torrey Atcitty Eliot Blennerhassett Robert Boatright Philippe Boucachard Alexander Busch Debin Chen Ge
20、orge Claseman Guy Fedorkow Bob Feng Richard Foss Philip Foulkes John Nels Fuller Aaron Gelter John Grant Duncan Gray Kevin Gross Craig Gunther Joern Hennenberg Alison Hughes Osedum P. Igumbor Girault Jones, Jr. Max Kicherer Yong Kim Matt Klein Hans Lau James R. Leitch Tom Mathey Gail McCoy Lee Minic
21、h David Olsen Nathan ONeill Xavier Miguelez Ortiz Chris Pane Don Pannell Nagaprasad Ramachandra Vincent Rowley Bennet Sikes Rob Silfvast Kevin Stanton Lalin Theverapperuma Stephen Turner Niel Warren The following members of the individual balloting committee voted on this standard. Balloters may hav
22、e voted for approval, disapproval, or abstention. Thomas Alexander Martin J. Bishop Christian Boiger Ashley Butterworth Keith Chow Rodney Cummings James Davis Richard Eckard Andre Fournier James Gilb Patrick Gonia Sudheer Grandhi Randall Groves Michael Gundlach Craig Gunther Jerome Henry Marco Herna
23、ndez Werner Hoelzl Osedum Igumbor Atsushi Ito Anthony Jeffree Michael Johas Teener Girault Jones Chol Kang Piotr Karocki Stuart Kerry Yuri Khersonsky Yongbum Kim Jeff Koftinoff Bruce Kraemer Thomas Kurihara Geoff Ladwig Jan-Ray Liao Shen Loh Greg Luri Jeffery Masters Michael McInnis Matthew Xavier M
24、ora Jose Morales Michael S. Newman Charles Ngethe Satoshi Obara David Olsen Satoshi Oyama Chris Pane Maximilian Riegel Jeff Rockower Benjamin Rolfe Dan Romascanu Randall Safier Peter Saunderson Bartien Sayogo Gil Shultz Kevin Stanton Walter Struppler William Taylor David Thompson Kazuyoshi Tsukada S
25、tephen Turner Dmitri Varsanofiev Prabodh Varshney John Vergis Haiming Wang Colin Whitby-Strevens Forrest Wright Oren Yuen Copyright 2013 IEEE. All rights reserved. viiWhen the IEEE-SA Standards Board approved this standard on 23 August 2013, it had the following membership: John Kulick, Chair David
26、J. Law, Vice Chair Richard H. Hulett, Past Chair Konstantinos Karachalios, Secretary Masayuki Ariyoshi Peter Balma Farooq Bari Ted Burse Wael William Diab Stephen Dukes Jean-Philippe Faure Alexander Gelman Mark Halpin Gary Hoffman Paul Houz Jim Hughes Michael Janezic Joseph L. Koepfinger* David J. L
27、aw Oleg Logvinov Ron Petersen Gary Robinson Jon Walter Rosdahl Adrian Stephens Peter Sutherland Yatin Trivedi Phil Winston Yu Yuan *Member Emeritus Also included are the following nonvoting IEEE-SA Standards Board liaisons: Richard DeBlasio, DOE Representative Michael Janezic, NIST Representative Mi
28、chelle D. Turner IEEE Standards Program Manager, Document Development Joan Woolery IEEE Standards Program Manager, Technical Program Development Copyright 2013 IEEE. All rights reserved. viii Introduction This introduction is not part of IEEE Std 1722.1-2013, IEEE Standard for Device Discovery, Conn
29、ection Management, and Control Protocol for IEEE 1722 Based Devices. Increasingly, entertainment media are digitally transported. Streaming audio/video and interactive applications over local area networks is becoming more common. This standard builds on the work done by the IEEE 802.1 AVB task grou
30、p by providing a common audio/video transport protocol capable of supporting the needs of both consumer and professional audio/video applications. Copyright 2013 IEEE. All rights reserved. ixContents 1. Overview .1 1.1 Scope 2 1.2 Purpose .2 2. Normative references.3 3. Definitions, acronyms, and ab
31、breviations4 3.1 Definitions 4 3.2 Acronyms and abbreviations 6 4. Other information 8 4.1 Word usage.8 4.2 Numerical values 8 5. General requirements.8 5.1 Overview 8 5.2 AVDECC End Station 9 5.2.1 Requirements and options 10 5.3 AVDECC Entity .10 5.3.1 Requirements and options 10 5.4 AVDECC Contro
32、ller 12 5.4.1 Requirements and options 12 5.4.2 Multiple Controllers . 16 5.4.3 Controller behavior 16 5.5 AVDECC Talker 17 5.5.1 Requirements and options 17 5.6 AVDECC Listener20 5.6.1 Requirements and options 20 5.7 AVDECC Responder22 5.7.1 Requirements and options 22 5.8 AVDECC Proxy Server requi
33、rements and options.24 5.9 AVDECC Proxy Client requirements and options .25 6. AVDECC Entity Discovery.25 6.1 Overview 25 6.2 AVDECC Discovery Protocol25 6.2.1 AVDECC Discovery Protocol Data Unit format 25 6.2.2 Protocol specification. 33 6.2.3 Global state machine variables. 33 6.2.4 Advertise Enti
34、ty State Machine 34 6.2.5 Advertise Interface State Machine . 35 6.2.6 Discovery State machine 37 7. AVDECC Entity Model.40 7.1 Overview 40 7.2 Descriptors42 7.2.1 ENTITY Descriptor 44 7.2.2 CONFIGURATION Descriptor . 46 7.2.3 AUDIO_UNIT Descriptor 47 7.2.4 VIDEO_UNIT Descriptor 49 7.2.5 SENSOR_UNIT
35、 Descriptor . 51 Copyright 2013 IEEE. All rights reserved. x7.2.6 STREAM_INPUT and STREAM_OUTPUT Descriptor. 53 7.2.7 JACK_INPUT and JACK_OUTPUT Descriptor . 55 7.2.8 AVB_INTERFACE Descriptor 57 7.2.9 CLOCK_SOURCE Descriptor. 59 7.2.10 MEMORY_OBJECT Descriptor 60 7.2.11 LOCALE Descriptor 62 7.2.12 S
36、TRINGS Descriptor . 63 7.2.13 STREAM_PORT_INPUT and STREAM_PORT_OUTPUT Descriptor 63 7.2.14 EXTERNAL_PORT_INPUT and EXTERNAL_PORT_OUTPUT Descriptor. 65 7.2.15 INTERNAL_PORT_INPUT and INTERNAL_PORT_OUTPUT Descriptor. 66 7.2.16 AUDIO_CLUSTER Descriptor 67 7.2.17 VIDEO_CLUSTER Descriptor 69 7.2.18 SENS
37、OR_CLUSTER Descriptor . 73 7.2.19 AUDIO_MAP Descriptor. 75 7.2.20 VIDEO_MAP Descriptor. 77 7.2.21 SENSOR_MAP Descriptor 78 7.2.22 CONTROL Descriptor . 79 7.2.23 SIGNAL_SELECTOR Descriptor . 82 7.2.24 MIXER Descriptor . 85 7.2.25 MATRIX Descriptor 87 7.2.26 MATRIX_SIGNAL Descriptor 89 7.2.27 SIGNAL_S
38、PLITTER Descriptor . 91 7.2.28 SIGNAL_COMBINER Descriptor 93 7.2.29 SIGNAL_DEMULTIPLEXER Descriptor. 96 7.2.30 SIGNAL_MULTIPLEXER Descriptor 98 7.2.31 SIGNAL_TRANSCODER Descriptor. 101 7.2.32 CLOCK_DOMAIN Descriptor 104 7.2.33 CONTROL_BLOCK Descriptor 104 7.3 Descriptor Field Value Types.105 7.3.1 S
39、ampling Rates. 105 7.3.2 Stream Formats 107 7.3.3 Control Value Units . 115 7.3.4 Control Types. 123 7.3.5 Control Values 143 7.3.6 Localized String Reference 151 7.3.7 Video Cluster Formats Specific 151 7.3.8 Video Cluster Pixel Aspect Ratio. 158 7.3.9 Video Cluster Frame Size. 159 7.3.10 Video Clu
40、ster Color Space . 159 7.3.11 Sensor Cluster Format 160 7.4 Commands and Responses .162 7.4.1 ACQUIRE_ENTITY Command 166 7.4.2 LOCK_ENTITY Command. 168 7.4.3 ENTITY_AVAILABLE Command . 169 7.4.4 CONTROLLER_AVAILABLE Command . 169 7.4.5 READ_DESCRIPTOR Command . 170 7.4.6 WRITE_DESCRIPTOR Command . 1
41、71 7.4.7 SET_CONFIGURATION Command 172 7.4.8 GET_CONFIGURATION Command 173 7.4.9 SET_STREAM_FORMAT Command 174 7.4.10 GET_STREAM_FORMAT Command 175 7.4.11 SET_VIDEO_FORMAT Command 176 7.4.12 GET_VIDEO_FORMAT Command 177 7.4.13 SET_SENSOR_FORMAT Command . 178 7.4.14 GET_SENSOR_FORMAT Command. 179 7.4
42、.15 SET_STREAM_INFO Command 180 Copyright 2013 IEEE. All rights reserved. xi7.4.16 GET_STREAM_INFO Command . 183 7.4.17 SET_NAME Command . 185 7.4.18 GET_NAME Command. 186 7.4.19 SET_ASSOCIATION_ID Command 187 7.4.20 GET_ASSOCIATION_ID Command 188 7.4.21 SET_SAMPLING_RATE Command 188 7.4.22 GET_SAMP
43、LING_RATE Command 189 7.4.23 SET_CLOCK_SOURCE Command 190 7.4.24 GET_CLOCK_SOURCE Command . 191 7.4.25 SET_CONTROL Command 192 7.4.26 GET_CONTROL Command 193 7.4.27 INCREMENT_CONTROL Command 194 7.4.28 DECREMENT_CONTROL Command . 196 7.4.29 SET_SIGNAL_SELECTOR Command. 197 7.4.30 GET_SIGNAL_SELECTOR
44、 Command 198 7.4.31 SET_MIXER Command 199 7.4.32 GET_MIXER Command 200 7.4.33 SET_MATRIX Command . 201 7.4.34 GET_MATRIX Command. 203 7.4.35 START_STREAMING Command 205 7.4.36 STOP_STREAMING Command . 206 7.4.37 REGISTER_UNSOLICITED_NOTIFICATION Command. 207 7.4.38 DEREGISTER_UNSOLICITED_NOTIFICATIO
45、N Command 207 7.4.39 IDENTIFY_NOTIFICATION Unsolicited Response 207 7.4.40 GET_AVB_INFO Command. 208 7.4.41 GET_AS_PATH Command . 210 7.4.42 GET_COUNTERS Command . 212 7.4.43 REBOOT Command 218 7.4.44 GET_AUDIO_MAP Command . 219 7.4.45 ADD_AUDIO_MAPPINGS Command. 221 7.4.46 REMOVE_AUDIO_MAPPINGS Com
46、mand. 222 7.4.47 GET_VIDEO_MAP Command 222 7.4.48 ADD_VIDEO_MAPPINGS Command . 224 7.4.49 REMOVE_VIDEO_MAPPINGS Command. 225 7.4.50 GET_SENSOR_MAP Command. 226 7.4.51 ADD_SENSOR_MAPPINGS Command 227 7.4.52 REMOVE_SENSOR_MAPPINGS Command 228 7.4.53 START_OPERATION Command . 228 7.4.54 ABORT_OPERATION
47、 Command 230 7.4.55 OPERATION_STATUS Unsolicited Response. 230 7.4.56 AUTH_ADD_KEY Command 231 7.4.57 AUTH_DELETE_KEY Command 233 7.4.58 AUTH_GET_KEY_LIST Command. 233 7.4.59 AUTH_GET_KEY Command . 234 7.4.60 AUTH_ADD_KEY_TO_CHAIN Command. 235 7.4.61 AUTH_DELETE_KEY_FROM_CHAIN Command 236 7.4.62 AUT
48、H_GET_KEYCHAIN_LIST Command 237 7.4.63 AUTH_GET_IDENTITY Command. 238 7.4.64 AUTH_ADD_TOKEN Command . 240 7.4.65 AUTH_DELETE_TOKEN Command. 241 7.4.66 AUTHENTICATE Command 241 7.4.67 DEAUTHENTICATE Command 243 7.4.68 ENABLE_TRANSPORT_SECURITY Command 244 7.4.69 DISABLE_TRANSPORT_SECURITY Command. 24
49、4 7.4.70 ENABLE_STREAM_ENCRYPTION Command . 245 7.4.71 DISABLE_STREAM_ENCRYPTION Command 246 Copyright 2013 IEEE. All rights reserved. xii7.4.72 SET_MEMORY_OBJECT_LENGTH Command. 247 7.4.73 GET_MEMORY_OBJECT_LENGTH Command 248 7.4.74 SET_STREAM_BACKUP Command. 249 7.4.75 GET_STREAM_BACKUP Command 250 7.5 Notifications .251 7.5.1 Identification Notification 251 7.5.2 Unsolicited Notifications 253 7.6 Security.255 7.6.1 Key management 255 7.6.2 Controller Authorization 258 7.6.3 Transport Security Control. 259 7.6.4 Stream Encryption Control. 259 7.6.5 En
