ETSI TS 103 770 V1.2.1 (2024-09)

Digital Video Broadcasting (DVB); Service Discovery and Programme Metadata for DVB-I

RTS/JTC-DVB-407

General Information

• Status: Not Published
• Technical Committee: BROADCAS - EBU/CENELEC/ETSI on Broadcasting
• Current Stage: 12 - Citation in the OJ (auto-insert)
• Due Date: 19-Aug-2024
• Completion Date: 05-Sep-2024

Standards Content (Sample)

TECHNICAL SPECIFICATION
Digital Video Broadcasting (DVB);
Service Discovery and Programme Metadata for DVB-I


2 ETSI TS 103 770 V1.2.1 (2024-09)

Reference
RTS/JTC-DVB-407
Keywords
broadband, broadcasting, DVB, internet, IP, TV

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ETSI
3 ETSI TS 103 770 V1.2.1 (2024-09)
Contents
Intellectual Property Rights . 10
Foreword . 10
Modal verbs terminology . 11
Introduction . 11
1 Scope . 12
2 References . 12
2.1 Normative references . 12
2.2 Informative references . 14
3 Definition of terms, symbols and abbreviations . 15
3.1 Terms . 15
3.2 Symbols . 15
3.3 Abbreviations . 15
4 Architecture and System Considerations. 17
4.1 DVB-I components and interfaces . 17
4.2 Conceptual model of a DVB-I client . 20
4.3 HTTP Requests . 22
4.3.1 Introduction. 22
4.3.2 HTTP Request Headers . 22
4.3.2.1 Cache-Control Headers . 22
4.3.2.2 If-Modified-Since Headers . 23
4.3.3 HTTP Responses . 23
4.3.3.1 Introduction . 23
4.3.3.2 400 (Bad Request), 406 (Not Acceptable) . 23
4.3.3.3 401 (Authentication Required), 403 (Forbidden) . 23
4.3.3.4 404 (Not Found) . 23
4.3.3.5 500 (System Error), 502 (Bad Gateway), 504 (Gateway Timeout), Connection Failure . 24
4.3.3.6 301 (Moved Permanently) or 302 (Moved Temporarily) Response followed by 4xx or 5xx
Response . 24
4.3.3.7 Back-off algorithm . 24
4.4 Parental Access Control . 24
4.5 Access Services . 25
4.5.1 Introduction. 25
4.5.2 Access services provided by the media. 26
4.5.2.1 Introduction . 26
4.5.2.2 In-Vision Sign Language . 26
4.5.2.3 Subtitles . 26
4.5.2.4 Audio Description . 27
4.5.2.5 Dialogue Enhancement . 27
4.5.2.6 Spoken Subtitles . 27
4.5.3 Access services implemented by a linked application . 28
4.5.3.1 Introduction . 28
4.5.3.2 Application information signalling . 28
4.5.3.3 Magnification UI . 28
4.5.3.4 High Contrast UI . 28
4.5.3.5 Screen Reader . 28
4.5.3.6 Response to a User Action . 29
4.5.4 Examples . 29
4.5.4.1 AccessibilityAttributes in a Service List . 29
4.5.4.2 AccessibilityAttributes in the Content Guide Metadata . 32
5 Service Discovery . 33
5.1 Concepts . 33
5.1.1 Services . 33
5.1.2 Service Lists. 33
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4 ETSI TS 103 770 V1.2.1 (2024-09)
5.1.3 Service List Discovery . 34
5.1.3.1 Client options for Service List Discovery . 34
5.1.3.2 Service List Registry . 35
5.1.3.3 Announcement of a DVB-I service list in a broadcast channel . 36
5.1.3.4 Announcement of a Service List by a CICAM . 37
5.1.3.5 Announcement of a Service List hosted by a CICAM . 37
5.1.3.6 Announcement of an updated Service List hosted by a CICAM. 38
5.1.3.7 Announcement of an updated Service List HTTP URL by a CICAM . 38
5.1.3.8 Announcement of a Service List hosted by a broadcast carousel . 38
5.1.4 Relationships. 39
5.1.5 Subscription Packages . 39
5.1.6 Linked applications . 40
5.1.7 Service List Updates . 41
5.2 Procedures . 41
5.2.1 Service Instance Matching . 41
5.2.2 Service Identifiers . 43
5.2.3 Signalling of Applications in the Service List . 43
5.2.3.1 General . 43
5.2.3.2 Applications and Media Presentation . 44
5.2.3.3 Dynamic Application Signalling in Services . 45
5.2.3.4 Application Signalling Precedence . 45
5.2.3.5 Example . 46
5.2.4 Signalling of Applications in the Content Guide . 46
5.2.4.1 General . 46
5.2.4.2 Application Priority . 48
5.2.4.3 On Demand deep-linked XML AIT . 49
5.2.4.4 Template XML AIT . 50
5.2.4.4.1 Introduction . 50
5.2.4.4.2 On Demand Programmes. 50
5.2.4.4.3 Restart . 50
5.2.4.4.4 Box Sets . 50
5.2.4.4.5 Template XML AIT Refreshing . 51
5.2.4.4.6 Contextual Parameters . 52
5.2.5 Signalling of Part Time Services . 52
5.2.5.1 General . 52
5.2.5.2 Scheduled Service Hours . 52
5.2.5.3 Service selection outside Scheduled Service Hours . 53
5.2.6 Graphical Elements . 53
5.2.6.1 Service List Logos . 53
5.2.6.2 Service Logos . 54
5.2.6.3 Content Guide Source Logos . 54
5.2.6.4 Service Banners . 54
5.2.7 Description of DVB-I linear services and playlists . 55
5.2.7.1 General . 55
5.2.7.2 DVB-I client behaviour . 55
5.2.7.3 Handling and end of playlist or VoD content . 55
5.2.7.4 Examples . 55
5.2.8 Images . 56
5.2.8.1 Introduction . 56
5.2.8.2 Image Processing Requests . 57
5.2.8.2.1 Image Variants. 57
5.2.8.2.2 Image Resolution . 57
5.2.8.3 Image Response . 58
5.2.9 Extensibility . 58
5.2.9.1 Introduction . 58
5.2.9.2 Extensibility Base . 58
5.2.10 Natural Language Processing . 59
5.2.11 Interpreting Service Prominence . 59
5.2.12 Instant Setup and Direct Tuning for DVB-S/S2/S2X Services . 59
5.2.12.1 Introduction . 59
5.2.12.2 First Time Installation: Instant setup . 60
5.2.12.3 Direct Tuning . 60
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5 ETSI TS 103 770 V1.2.1 (2024-09)
5.2.12.4 DVBSDeliveryParameters for Instant Setup and Direct Tuning . 60
5.2.13 Service Instance Precedence . 60
5.2.14 Extensions to the XML AIT . 61
5.3 Service List Entry Points . 62
5.3.1 Service List Entry Point schema . 62
5.3.2 ServiceListEntryPoints . 63
5.3.3 OrganizationType . 63
5.3.4 ProviderOfferingType . 64
5.3.5 ServiceListOfferingType . 65
5.3.6 DeliveryType . 66
5.3.6.1 Overview . 66
5.3.6.2 AbstractDeliveryType . 68
5.3.6.3 AbstractIPDeliveryType . 68
5.3.6.4 NoAdditionalIPParametersType . 68
5.3.6.5 DVBTDeliveryType . 69
5.3.6.6 DVBCDeliveryType . 69
5.3.6.7 DVBSDeliveryType . 69
5.3.6.8 ApplicationTypeListType . 70
5.3.6.9 ApplicationType . 70
5.4 Schema . 71
5.4.1 Schema Declaration . 71
5.4.2 Entity Definitions . 71
5.5 Service Lists . 72
5.5.1 ServiceList . 72
5.5.2 ServiceType . 73
5.5.3 Convenience Types . 75
5.5.3.1 ServiceIdentifierType . 75
5.5.3.2 SubscriptionPackageType . 75
5.5.4 ServiceInstanceType . 75
5.5.5 ContentAttributesType . 78
5.5.6 ContentGuideSourceListType. 79
5.5.7 ContentGuideSourceType . 79
5.5.8 DVBTripletType . 80
5.5.9 ExtendedURIType and ExtendedURIPathType . 80
5.5.10 LCNTableEntryType . 81
5.5.11 LCNTableListType . 82
5.5.12 LCNTableType . 82
5.5.13 McastType . 83
5.5.14 RTSPURLType . 83
5.5.15 ServiceAvailabilityType . 83
5.5.16 ServiceDaysList . 84
5.5.17 ZuluTimeType . 84
5.5.18 Delivery Parameters . 84
5.5.18.1 DVBTDeliveryParametersType . 84
5.5.18.2 DVBSDeliveryParametersType . 84
5.5.18.3 DVBCDeliveryParametersType . 87
5.5.18.4 RTSPDeliveryParametersType . 87
5.5.18.5 MulticastTSDeliveryParametersType . 88
5.5.18.6 DASHDeliveryParametersType . 88
5.5.18.7 SATIPDeliveryParametersType . 89
5.5.18.8 IdentifierBasedDeliveryParametersType . 89
5.5.19 FTAContentManagementType . 89
5.5.20 ContentProtectionType . 90
5.5.21 Void . 91
5.5.22 Void . 91
5.5.23 ExtensionBaseType . 91
5.5.24 VideoAttributesType . 92
5.5.25 SubscriptionPackageListType. 92
5.5.26 NVODType. 92
5.5.27 Service Prominence . 93
5.5.28 ParentalRatingType . 93
5.5.29 LCNRangeType . 95
ETSI
6 ETSI TS 103 770 V1.2.1 (2024-09)
5.6 Service Regionalization . 97
5.6.1 General . 97
5.6.2 RegionList. 97
5.6.2.1 General . 97
5.6.2.2 RegionListType XML Schema . 101
5.6.2.3 Region List Examples . 103
5.6.3 Region Selection (informative) . 105
5.6.3.1 General . 105
5.6.3.2 Server-side Region Selection . 105
5.6.3.3 Client-side Region Selection . 105
5.6.4 Server-side Region Selection using Client Provided Information . 106
5.6.4.1 General . 106
5.6.4.2 Server-side Region Selection using Postcode Information . 107
5.6.4.3 Server-side Region Selection using reception information . 107
5.6.4.3.1 Introduction . 107
5.6.4.3.2 SRS ServiceList Multiplex Info Endpoint . 108
5.6.4.4 Server-side Region Selection using region identifier . 109
5.6.4.5 SRS Response Status. 109
5.7 Play Lists . 110
5.7.1 Playlist . 110
6 Content Guide Metadata . 110
6.1 Introduction . 110
6.2 Access and Query Language . 111
6.2.1 Introduction. 111
6.2.2 URL Format . 111
6.2.3 HTTP Request Headers . 111
6.2.4 HTTP Responses . 111
6.3 Regionalization . 111
6.4 Endpoint Queries . 112
6.4.1 Introduction. 112
6.4.2 ContentGuideSource Example . 112
6.4.3 Language Information . 112
6.5 Schedule Information Requests . 113
6.5.1 Introduction. 113
6.5.2 Timestamp Filtered Schedule Request . 113
6.5.2.1 Introduction . 113
6.5.2.2 Request Schedule by Service ID . 114
6.5.3 Now/Next Filtered Schedule Request . 115
6.5.3.1 Introduction . 115
6.5.3.2 Polling of Now/Next Filtered Schedule Request end-point . 115
6.5.4 Response . 115
6.5.4.1 Introduction . 115
6.5.4.2 Metadata Merging for Hybrid platforms . 117
6.5.4.3 Example Schedule responses . 118
6.5.4.3.1 Timestamp Filtered Schedule Response . 118
6.5.4.3.2 Now/Next Filtered Schedule Response . 120
6.5.4.3.3 Now/Next (window) Filtered Schedule Response . 122
6.5.4.4 Grouping in a Now/Next Filtered Schedule Response . 124
6.5.5 Restart Application Linking . 125
6.6 Programme Information Request . 126
6.6.1 Introduction. 126
6.6.2 Request . 126
6.6.3 Response . 126
6.7 More Episodes Request . 129
6.7.1 Introduction. 129
6.7.2 Request . 129
6.7.3 Response . 130
6.8 Group Information (Box Set) Request . 133
6.8.1 Introduction. 133
6.8.2 Box Set Categories. 133
6.8.2.1 Introduction . 133
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7 ETSI TS 103 770 V1.2.1 (2024-09)
6.8.2.2 Request . 133
6.8.2.3 Response . 134
6.8.3 Box Set Lists . 135
6.8.3.1 Introduction . 135
6.8.3.2 Request . 135
6.8.3.3 Response . 136
6.8.4 Box Set Contents . 138
6.8.4.1 Introduction . 138
6.8.4.2 Request . 138
6.8.4.3 Response . 139
6.9 Pagination of results . 142
6.10 Metadata Profile . 143
6.10.1 Schema Overview . 143
6.10.1.1 Introduction . 143
6.10.1.2 Language Information . 144
6.10.2 Void . 145
6.10.3 Table Syntax . 145
6.10.4 ProgramInformation Element . 145
6.10.5 BasicDescription Elements . 145
6.10.5.1 Introduction . 145
6.10.5.2 ProgramInformation.BasicDescription Element [Schedules] . 146
6.10.5.3 ProgramInformation.BasicDescription Element [Detailed Programme Information] . 147
6.10.5.4 P
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