Audiovisual Services on Internet

Audiovisual on Internet Services A/V on IP Focus on IPTV Services characteristics page 3

Audiovisual on Internet 32.4 billion online videos viewed in the month of January 2010. page 7

Audiovisual on Internet Saturation of British Network due to BBC video online 70% of internet Traffic (France 2010) Even with Local server for VOD Multicast for Live Video But Evolution of social networks, personal video (dailymotion,youtube, ) page 9

AV Services on IP NVOD VOD CATCH UP TV OTT UGC page 11 IPTV HbbTV VISIO

IPTV Service IPTV: live catchup TV VOD SetTopbox connected on TV / Triple service (Video/Internet/Phone) page 13

Services OTT OTT over the Top TV on unmanaged IP network page 14

HbbTV HbbTV Hybrid Broadcast Broadband TV Broadcast + Broadband services page 15

VOD Services VOD Video Catalogue on Demand Catch Up TV : replay TV program on demand (online or downloaded) page 16

Services UGC Personal video Web 2.0 : Youtube Dailymotion UGC : User generated Content page 18

Videophony Communication conference Low delay Personal or professional services page 20

Visiophonie Communication / conférence Faible délai services personnels ou professionnels page 21

IPTV definition IPTV = Internet Protocol TeleVision Digital TV service delivered over a broadband network using the Internet Protocol IPTV usually refers to TV services over a Network Operator s quality controlled network. Internet TV = IPTV over the public Internet page 24

Actors in TV versus IPTV Media owner Media seller Aggregator channel Aggregator Ex MTV Seller as canal satellit e Who deliver As ISP Final vendor IAP? Source NDS page 26

Value chain DVB Workshop on IPTV, February 2, 2005 - Franc Kozamernik - EBU

IPTV in the world page 29 Source wikipedia 2010

DVB CM-IPTV IETF (Internet Engineering Task Force) UIT working group on IPTV, standard for network distribution architecture and access network. Reference in IPTV GSI Global Standards Initiative ISMA (Internet Streaming Media Alliance) IPTV ATIS via Forum ATIS work on interoperabilité IPTV (ATIS-IIF), standardize overall architecture IPTV, (3GPP US partner) OIPF Open IPTV Forum ETSI via NGN initiative, network standard for IPTV ; Tispan next generation network using IMS (including 3GPP) Standrd DVB-IPTV (ex DVB-IPI) IPTV sur MPEG TS 3GPP Mobile Broaband Standart OMA Open Mobile Alliance DLNA Digital Living Network Alliance W3C HTML5 P age 31 IPTV Standardization

Some Services characteristics Live / On demand Class : Visio / VOD / IPTV Interactivity : Navigation, fast forward Adaptability : Bitrate adaptation Robustness : Error resilience, Robustness Quality : Delay, Jitter resilience Protection Signature, right DRM page 48

Services parameters Live / On demand Different market TV VOD Different services TV VISIO NVOD versus VOD CATCH-UP Different techniques Streaming versus Downloading Different network architecture Point to point and CDN for VOD versus multicast for Live page 50

Scenario and Content One audiovisual program, movie or file selection of program at server side A multiplex of program selection of program at client side Personalized / Socialized Network page 52

Scenarios adapted Quality How adapting Stream Quality to reception? Multiple quality stream Temporal segmentation multi level (like Move Network or Microsoft and Akamaï ) Scalable coding (spatial, temporal, quality) page 54

Adaptative Streaming Requirement Adapt to reduction of bandwidth dynamically Adapt to increase of bandwidth dynamically Rate adaptation must be done without desynchronising video Rate adaptation must be done without desynchronising audio Rate adaptation must be done without desynchronising teletex / subtitle page 56

Some Services technical parameters A/V Multiplexing and Synchronization Mode (system layer) Coding Technique (compression) Transport Protocols : RTP HTTP Distribution : Unicast / Multicast page 58

Audiovisual on Internet Classical IP or Controlled IP page 60

Audiovisual on Internet Classical IP Accessible from everywhere in the world Low cost Large potential viewer base Quality depending on bandwidth Suitable for viewing on smaller displays No guarantee on QoS Difficult to maintain subscription service page 62

Audiovisual on Internet Controlled IP High initial network infrastructure cost, operating cost in bill management, maintenance, etc. Fixed mobile networks Picture quality for conventional TV Smaller display for mobile reception Guaranteed QoS, network reliability, network security, etc Facilitated access control subscription page 64

References Isma www.isma.tv no longer active? Open IPTV Forum http://www.openiptvforum.org/ DSL Forum http://www.broadband-forum.org/ ETSI TISPAN http://www.etsi.org/tispan/ IETF http://www.ietf.org DVB H SH IPI http://www.dvb.org/ News http://www.streamingmedia.com 66

References Livres Next Generation IPTV Services and Technologies, Gerard O Driscoll, Wiley, 2008. ISBN 978-0-470-16372-6 IPTV Security Protecting High-Value Digital Content. David Ramirez. Wiley, 2008; ISBN 978-0-470-51924-0 Disponible à h t t p://deca.cuc.edu.cn /Com munity/cfs-filesystemfile.ashx / key/communityserver.components.postattachments/00.00.00.04.64/wiley.iptv.security.mar. 2008.pdf Normes IPTV Focus Group Proceedings. http://www.itu.int/itu-t/iptv/ Y.1919. IPTV functional architecture. 09/2008. Y.2012 Functional requirements and architecture of next generation networks. 04/2010 Plus généralement, voir le programme de travail de l UIT sur l IPTV http://www.itu.int/itu-t/ workprog/wp_search.aspx?isn_sp=545&isn_sg=552 ETSI TS 102 034 V1.4.1 (2009-08) Digital Video Broadcasting (DVB); Transport of MPEG-2 TS Based DVB Services over IP Based Networks http://www.dvb.org/technology/standards/index.xml 67

Références Livres Next Generation IPTV Services and Technologies, Gerard O Driscoll, Wiley, 2008. ISBN 978-0-470-16372-6 IPTV Security Protecting High-Value Digital Content. David Ramirez. Wiley, 2008; ISBN 978-0-470-51924-0 Disponible à h t t p : / / d e c a. c u c. e d u. c n / C o m m u n i t y / c f s - f i l e s y s t e m f i l e. a s h x / k e y / CommunityServer.Components.PostAttachments/00.00.00.04.64/Wiley.IPTV.Security.Mar. 2008.pdf Normes IPTV Focus Group Proceedings. http://www.itu.int/itu-t/iptv/ Y.1919. IPTV functional architecture. 09/2008. Y.2012 Functional requirements and architecture of next generation networks. 04/2010 Plus généralement, voir le programme de travail de l UIT sur l IPTV http://www.itu.int/itu-t/ workprog/wp_search.aspx?isn_sp=545&isn_sg=552 ETSI TS 102 034 V1.4.1 (2009-08) Digital Video Broadcasting (DVB); Transport of MPEG-2 TS Based DVB Services over IP Based Networks http://www.dvb.org/technology/standards/index.xml 69