ISO/IEC 29341-3-10:2015

INTERNATIONAL ISO/IEC
STANDARD 29341-3-10
Second edition
2015-06-15
Information technology — UPnP
Device Architecture —
Part 3-10:
Audio Video Device Control Protocol —
Audio Video Transport Service
Technologies de l’information — Architecture de dispositif UPnP —
Partie 3-10: Protocole de contrôle de dispositif audio-vidéo — Service
de transport audio-vidéo
Reference number
©
ISO/IEC 2015
© ISO/IEC 2015
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Published in Switzerland
ii © ISO/IEC 2015 – All rights reserved

CONTENTS
Foreword . vi
Introduction . vii
1. Scope . 1
2. Service Modeling Definitions . 2
2.1. ServiceType . 2
2.2. State Variables . 2
2.2.1. TransportState . 6
2.2.2. TransportStatus . 7
2.2.3. PlaybackStorageMedium . 7
2.2.4. RecordStorageMedium . 7
2.2.5. PossiblePlaybackStorageMedia . 7
2.2.6. PossibleRecordStorageMedia . 7
2.2.7. CurrentPlayMode . 7
2.2.8. TransportPlaySpeed . 8
2.2.9. RecordMediumWriteStatus . 8
2.2.10. CurrentRecordQualityMode . 8
2.2.11. PossibleRecordQualityModes . 8
2.2.12. NumberOfTracks . 8
2.2.13. CurrentTrack . 8
2.2.14. CurrentTrackDuration . 9
2.2.15. CurrentMediaDuration . 9
2.2.16. CurrentTrackMetaData . 9
2.2.17. CurrentTrackURI . 9
2.2.18. AVTransportURI . 9
2.2.19. AVTransportURIMetaData . 9
2.2.20. NextAVTransportURI . 10
2.2.21. NextAVTransportURIMetaData . 10
2.2.22. RelativeTimePosition . 10
2.2.23. AbsoluteTimePosition . 10
2.2.24. RelativeCounterPosition . 10
2.2.25. AbsoluteCounterPosition . 10
2.2.26. CurrentTransportActions . 11
2.2.27. LastChange . 11
2.2.28. A_ARG_TYPE_SeekMode . 11
2.2.29. A_ARG_TYPE_SeekTarget . 11
2.2.30. A_ARG_TYPE_InstanceID . 11
2.3. Eventing and Moderation . 12
2.3.1. Event Model . 12
2.4. Actions . 14
2.4.1. SetAVTransportURI . 14
2.4.2. SetNextAVTransportURI. 16
2.4.3. GetMediaInfo . 17
2.4.4. GetTransportInfo . 18
2.4.5. GetPositionInfo . 19
2.4.6. GetDeviceCapabilities . 20
2.4.7. GetTransportSettings . 20
2.4.8. Stop . 21
2.4.9. Play . 22
2.4.10. Pause . 23
2.4.11. Record . 24
2.4.12. Seek . 25
 ISO/IEC 2015 – All rights reserved iii

2.4.13. Next . 26
2.4.14. Previous . 27
2.4.15. SetPlayMode . 28
2.4.16. SetRecordQualityMode . 29
2.4.17. GetCurrentTransportActions . 30
2.4.18. Common Error Codes . 30
2.5. Theory of Operation . 31
2.5.1. TransportState Control . 31
2.5.2. Transport Settings . 32
2.5.3. Navigation . 32
2.5.4. AVTransportURI Concept . 32
2.5.5. AVTransport Abstraction. 33
2.5.6. Supporting multiple virtual Transports . 36
2.5.7. Playlist Playback . 37
3. XML Service Description . 38
4. Test . 48
5. “LastChange” State Variable Schema . 49
Annex A (normative) SetAVTransportURI protocol specifics . 56
A.1 Application to HTTP streaming . 56
A.1.1 AVTransportURI definition . 56
A.1.2 Implementation of SetAVTransportURI . 56
A.1.3 Cleanup . 56
A.2 Application to RTSP/RTP/UDP streaming . 56
A.2.1 AVTransportURI definition . 56
A.2.2 Implementation of SetAVTransportURI . 57
A.2.3 Cleanup . 57
A.2.4 Implementation of Transport controls . 57
A.3 Application to internal streaming . 58
A.3.1 AVTransportURI definition . 58
A.3.2 Implementation of SetAVTransportURI . 58
A.3.3 Cleanup . 58
A.4 Application to IEC61883 streaming . 58
A.4.1 AVTransportURI definition . 58
A.4.2 Implementation of SetAVTransportURI . 58
A.4.3 Cleanup . 59
A.5 Application to vendor-specific streaming . 60
A.5.1 AVTransportURI definition . 60
A.5.2 Implementation of SetAVTransportURI . 60
A.5.3 Cleanup . 60

iv     ISO/IEC 2015 – All rights reserved

LIST OF TABLES
Table 1: State Variables . 2
Table 1.1: allowedValueList for TransportState . 3
Table 1.2: allowedValueList for PlaybackStorageMedium . 4
Table 1.3: allowedValueList for CurrentPlayMode . 5
Table 1.4: allowedValueList for RecordMediumWriteStatus . 5
Table 1.5: allowedValueList for CurrentRecordQualityMode . 5
Table 1.6: allowedValueRange for NumberOfTracks . 6
Table 1.7: allowedValueRange for CurrentTrack . 6
Table 1.8: allowedValueList for A_ARG_TYPE_SeekMode . 6
Table 2: Event Moderation . 12
Table 3: Actions . 14
Table 4: Arguments for SetAVTransportURI . 14
Table 5: Arguments for SetNextAVTransportURI . 16
Table 6: Arguments for GetMediaInfo . 17
Table 7: Arguments for GetTransportInfo .
...