HbbTV Development - Detailed View
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Explaining the standard by module approach and how it interacts with other blocks as well. It will be helpful to provide an idea to make the development plan
![HbbTV Document Reference
<Shunmuga/>
OIPF
HbbTV
OIPF-T1-R2-Specification-Volume-5-Declarative-Application-Environment-v2_3-2014-01-24.pdf
ts_102796v010201p.pdf
ts_102809v010101p.pdf
DVB
W3C
CEA-2014 revision A
[references]](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)
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HbbTV Development - Detailed View
- 1. HbbTV – Module Split-up Prepared By Shunmuga Sundaram P ssundaramp@outlook.com <Shunmuga/>
- 2. HbbTV Document Reference <Shunmuga/> OIPF HbbTV OIPF-T1-R2-Specification-Volume-5-Declarative-Application-Environment-v2_3-2014-01-24.pdf ts_102796v010201p.pdf ts_102809v010101p.pdf DVB W3C CEA-2014 revision A [references]
- 3. HbbTV Application Life Cycle Manager X-AIT Parser AIT Section Parser Browser HbbTV/OIPF Plugin Tuner Manager Channel DB EPG Manager PVR Manager AV Presenta tion Terminal Settings Terminal UI HbbTV App {descriptors} <xml> HbbTV Modules Split-up Overall View DSMCC Manager <Shunmuga/>
- 4. HbbTV Application Life Cycle Manager X-AIT Parser AIT Section Parser Browser HbbTV/OIPF Plugin Tuner Manager Channel DB EPG Manager PVR Manager AV Presenta tion Terminal Settings Terminal UI HbbTV App {descriptors} <xml> HbbTV Modules Split-up Overall View – Group by Behavioral Classification DSMCC Manager <Shunmuga/>
- 5. DSMCC Manager HbbTV Application Life Cycle Manager X-AIT Parser AIT Section Parser Browser HbbTV/OIPF Plugin Tuner Manager Channel DB EPG Manager PVR Manager AV Presenta tion Terminal Settings Terminal UI HbbTV App {descriptors} <xml> HbbTV Modules Split-up • Collect the AIT Sections • AIT may present in multiple sections • Parse the AIT Descriptors table • Form the Application Lists • Have to refer the specification ts_102796_v010201p – Section 7.2.3.1 • Monitor the AIT Version Changes • Update the Application List based on the Version Changes • Notify the updated App List to Application Manager About AIT Monitoring, Collection and Parsing <Shunmuga/>
- 6. DSMCC Manager HbbTV Application Life Cycle Manager X-AIT Parser AIT Section Parser Browser HbbTV/OIPF Plugin Tuner Manager Channel DB EPG Manager PVR Manager AV Presenta tion Terminal Settings Terminal UI HbbTV App {descriptors} <xml> HbbTV Modules Split-up • Get the XML from Static Storage or any External Links • Parse the X-AIT table • Form the Application Lists • Have to refer the specification ts_102796v010201p – Section 7.2.3.2 • Monitor the external Triggeration (may be from Broadband Applications or User) • Update the Application List based on the Version Changes • Notify the updated App List to Application Manager About X-AIT Collection and Parsing <Shunmuga/>
- 7. DSMCC Manager HbbTV Application Life Cycle Manager X-AIT Parser AIT Section Parser Browser HbbTV/OIPF Plugin Tuner Manager Channel DB EPG Manager PVR Manager AV Presenta tion Terminal Settings Terminal UI HbbTV App {descriptors} <xml> HbbTV Modules Split-up • All State mechanism should be done here • Decide the application to launch based on priority • Have to refer the specification ts_102796v010201p • Controls the Application • Managing Terminal specific use-cases • Secure the Broadcast Application • Provide a service to Browser to get the applications using dvb://current.ait • It is a connectivity of Broadcast/Broadband Signalling and Browser component About Application Life Cycle and State Manager <Shunmuga/>
- 8. DSMCC Manager HbbTV Application Life Cycle Manager X-AIT Parser AIT Section Parser Browser HbbTV/OIPF Plugin Tuner Manager Channel DB EPG Manager PVR Manager AV Presenta tion Terminal Settings Terminal UI HbbTV App {descriptors} <xml> HbbTV Modules Split-up • Browser is a core component in HbbTV • Should support W3C specifications, CSS3, CE-HTML • Having a Plugin to communicate with the Middleware • Refer, ts_102796v010201p and OIPF-DAE specification • Should implement XMLHttpRequest with dvb:// protocol About HTML/JS Rendering <Shunmuga/>
- 9. DSMCC Manager Application Life Cycle Manager X-AIT Parser AIT Section Parser Browser HbbTV/OIPF Plugin Tuner Manager Channel DB EPG Manager PVR Manager AV Presenta tion Terminal Settings Terminal UI HbbTV App {descriptors} <xml> HbbTV Modules Split-up • Middleware Functional Connectivity layer between Middleware and Browser components • Also it can communicate with Application Manager • Have to refer ts102796v010201p and OIPF-DAE specs • The specification is purely based on OOPs • Can communicate with actual Middleware blocks • Should follow the specification to restrict the middleware accessing for Broadband Applications About Middleware Plugin Connectivity Layer <Shunmuga/>
- 10. DSMCC Manager HbbTV Application Life Cycle Manager X-AIT Parser AIT Section Parser Browser HbbTV/OIPF Plugin Tuner Manager Channel DB EPG Manager PVR Manager AV Presenta tion Terminal Settings Terminal UI HbbTV App {descriptors} <xml> HbbTV Modules Split-up • Have to follow the specifications/standard to achieve the DVB solutions • May be required to refer the country profiles • Interfaces should be compliance with OIPF DAE specification • HbbTV/OIPF Plugin should be connected with the interface only • Make sure, it should support event mechanism About Middleware Implementation <Shunmuga/>
- 11. HbbTV Modules Split-up # Module Description Reference 1 AIT Monitor AIT Collection and Version Monitoring ts_102796v010201p – Section 7.2.3.1, page#382 AIT Descriptor Parsing Parsing AIT Descriptor Table 3 XAIT Collection XAIT Collection from both Static Storage, IP or DSMCC ts_102796v010201p – Section 7.2.3.2, page#40 4 XML-AIT Parsing Parsing XML encoded AIT table 5 Browser Porting Cross Compilation and Platform Porting 6 Browser-HbbTV Plugin Implementation ** Netscape Plugin ts_102796v010201p – Section A.1, page#61 7 HbbTV Application Life Cycle Manager ** State and Life Cycle maintenance of HbbTV Apps and Terminal App ts_102796v010201p 8 MW-OIPF Mapping Layer Implementation Mapping and Connecting MW to the Browser ts_102796v010201p – Section A.1, page#61 OIPF – DAE, R1.Vol5.Ver2.1 9 Middleware Implementation Actual Middleware Implementation ** Browser dependent. For Opera, it is not required Functional Blocks and its references <Shunmuga/>
- 12. HbbTV Modules Split-up MW Plugin Developer Browser Plugin Developer Middleware Developer System Analyzer {AIT, DVB Functional Components} OIPF-MW Connectivity OIPF-Browser Connectivity UseCase & HbbTV Application LifeCycle Designer UI Developer Terminal & HbbTV UI Developer <Shunmuga/> Owners Classification
- 13. HbbTV Modules Split-up MW Plugin Developer Browser Plugin Developer Middleware Developer System Analyzer {AIT, DVB Functional Components} OIPF-MW Connectivity OIPF-Browser Connectivity OIPF DVB OIPF DVB OIPF Browser OIPF DVB System UI Developer Terminal & HbbTV UI Developer OIPF DVBSystem W3C <Shunmuga/> Responsibility of the Owners UseCase & HbbTV Application LifeCycle Designer
- 14. HbbTV Modules Split-up MW Plugin Developer Browser Plugin Developer Middleware Developer System Analyzer {AIT, DVB Functional Components} OIPF-MW Connectivity OIPF-Browser Connectivity OIPF DVB OIPF DVB OIPF Browser OIPF DVB System UI Developer Terminal & HbbTV UI Developer OIPF DVBSystem W3C <Shunmuga/> Getting requirements for terminal specific functionality Sync for Application Life Cycle & OIPF plugin methods Sync for Application Life Cycle & OIPF plugin handlings Getting requirements w.r.t OIPF & HbbTV functionality Sync for Application Life Cycle specific handlingsGetting the requirement for Usecase level handlings Modules Connectivity UseCase & HbbTV Application LifeCycle Designer
- 15. DVB Middleware HbbTV Plugin Now, Start the Machine… <Shunmuga/>