ISO/IEC 14543-5-21:2012

ISO/IEC 14543-5-21
Edition 1.0 2012-02
INTERNATIONAL
STANDARD
Information technology – Home electronic system (HES) architecture –
Part 5-21: Intelligent grouping and resource sharing for HES Class 2 and Class 3 –
Application profile – AV profile

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ISO/IEC 14543-5-21
Edition 1.0 2012-02
INTERNATIONAL
STANDARD
Information technology – Home electronic system (HES) architecture –

Part 5-21: Intelligent grouping and resource sharing for HES Class 2 and Class 3 –

Application profile – AV profile

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
PRICE CODE
T
ICS 35.200 ISBN 978-2-88912-901-0

– 2 – 14543-5-21  ISO/IEC:2012(E)
CONTENTS
FOREWORD . 5
INTRODUCTION . 6
1 Scope . 7
2 Normative references . 7
3 Terms, definitions and abbreviations . 7
3.1 Terms and definitions . 7
3.2 Abbreviations . 9
3.3 Conventions . 9
4 Conformance . 9
5 Architecture . 9
5.1 Overview . 9
5.2 Four types of device interaction models in the IGRS AV application . 10
5.2.1 Interaction model between a single media server and a single media
client . 10
5.2.2 Interaction model between multiple media servers and a single media
client . 10
5.2.3 Interaction model between a single media server and multiple media
clients. 11
5.2.4 Interaction model between multiple media servers and multiple media
clients. 11
6 Components of the IGRS AV system . 12
6.1 IGRS AV applications . 12
6.2 Media server . 12
6.2.1 General . 12
6.2.2 Content index service . 13
6.2.3 BCM TCP service . 13
6.2.4 IGRS SOAP service . 13
6.3 Media client . 14
6.3.1 General . 14
6.3.2 BCM TCP service . 15
6.3.3 IGRS SOAP service . 15
6.3.4 Rendering management service. 16
6.4 Media device group . 16
6.4.1 Overview . 16
6.4.2 Content index service device group . 16
6.4.3 Audio video multicast device group . 17
6.5 Modular expansion of media server and media client . 17
7 Interaction flow of the IGRS AV system . 18
7.1 Overview of interaction flow . 18
7.2 Interaction flow of device grouping . 18
7.2.1 Overview of interaction flow of device grouping . 18
7.2.2 Inner-group information exchange mechanism of IGRS device group. 19
7.2.3 Group management mechanism of IGRS centrialised device group . 22
7.2.4 Content index service device group . 24
7.2.5 Audio video multicast device group . 28
7.3 Interaction flow of dynamic service invocation flow determination . 32

14543-5-21  ISO/IEC:2012(E) – 3 –
7.4 Interaction flow of AV playback. 33
7.4.1 General . 33
7.4.2 Media server initiated transport mode . 36
7.4.3 Media client initiated transport mode . 37
7.5 Interaction flow of multicast AV playback . 39
7.6 Interaction flow of content management . 41
7.6.1 General . 41
7.6.2 Interaction flow of collaborative content analysis . 41
7.6.3 Interaction flow of a personalised content recommendation . 43
8 Session . 44
8.1 Session setup. 44
8.2 Session setup condition. 45
8.3 Session setup process . 45
8.4 Session termination . 45
8.5 Service invocation message format . 45
8.5.1 General . 45
8.5.2 Service invocation request message . 45
8.5.3 Service invocation response message . 47
8.5.4 Content directory object update notification message . 48
8.5.5 Service attribute update notification message . 51
Bibliography . 53

Figure 1 – Device grouping model of the IGRS AV profile . 10
Figure 2 – Interaction model of a single media server and single media client . 10
Figure 3 – Interaction model of multiple media servers and a single media client . 11
Figure 4 – Interaction model of a single media server and multiple media clients . 11
Figure 5 – Interaction model of multiple media servers and multiple media clients . 12
Figure 6 – Components of a media server . 12
Figure 7 – Components of a media client . 14
Figure 8 – Modular expansion of a media server and media client . 17
Figure 9 – Overall interaction flow of the IGRS AV system . 18
Figure 10 – Flow of centralised device group management from the perspective of a
master device . 23
Figure 11 – Flow of centralised device group management from the perspective of
slave device . 24
Figure 12 – Flow of content index service device group management from the
perspective of media server set as CIS group master . 27
Figure 13 – Flow of content index service device group management from the
perspective of a media server set as CIS group slave . 28
Figure 14 – Flow of AV multicast device group management from the perspective of
master device . 31
Figure 15 – Flow of audio video multicast device group management from the
perspective of a slave device . 32
Figure 16 – Interaction flow of dynamic service invocation . 32
Figure 17 – Interaction flow of AV playback . 34
Figure 18 – Control of media server initiated transport based on BCM (IGRS dynamic
service invocation module located on media client) . 36

– 4 – 14543-5-21  ISO/IEC:2012(E)
Figure 19 – Control of media server initiated transport based on BCM (IGRS dynamic
service invocation module located on a media server) . 37
Figure 20 – Control of media server initiated transport based on SOAP . 37
Figure 21 – Control of a media client initiated transport based on BCM (IGRS dynamic
service invocation module located on a media client) . 38
Figure 22 – Control of media client initiated transport based on BCM (IGRS dynamic
service invocation module located on media server) . 38
Figure 23 – Control of media client initiated transport based on SOAP . 39
Figure 24 – Flow of multicast AV playback . 40
Figure 25 – Interaction flow of collaborative content analysis . 42
Figure 26 – Interaction flow of a media client accessing a content index service device
group .
...