DTVKit Wiki

These notes apply between releases 1.0.0 and 1.1.0 of HbbTV:-

• New functionalities
  • Added HbbTV 1.2.1 +DRM capability
  • Added HbbTV 1.2.1 +PVR capability
  • Added and extended OIPF classes that are not required by HbbTV 1.2.1
  • Added HbbTV security restrictions on channel change by broadcast independent applications
  • Added parsing of the simple application boundary descriptor

• Other changes
  • The dynamic symbol table (needed to make some symbols visible to the NPAPI plugin) is now part of the HBBTV repository (npapiplugin/dynamic_symbol_table.txt)
  • http://bugs.dtvkit.org/view.php?id=72 The install target allows to create and use a binary release consisting of the lib, includes and documentation but not the source code. The licence file is installed in the documentation directory.

• Various bug fixes
  • http://bugs.dtvkit.org/view.php?id=50 Activating the functions debug and the plugin debug, the compilation with -DDEBUG_FUNCTIONS and (in the plugin) -DDEBUG fails.
  • http://bugs.dtvkit.org/view.php?id=82 Fixed some memory leaks
  • http://bugs.dtvkit.org/view.php?id=91 HBBTV_JSOipfAppMgr_getOwnerApp should use CompareUrls when trying to match an application URL because this function correctly compare URLs ignoring trailing '/'
  • http://bugs.dtvkit.org/view.php?id=90 HBBTV_StrGetUrlOrigin returns empty string when incoming string is only a host
  • http://bugs.dtvkit.org/view.php?id=81 NPAPI plugin does not handle the case when NPIdentifier represents a string
  • http://bugs.dtvkit.org/view.php?id=93 Wrong number of elements in the collection additional methods array
  • http://bugs.dtvkit.org/view.php?id=158 MetadataSearch method findProgrammesFromStream does not properly handle null value for startTime
  • http://bugs.dtvkit.org/view.php?id=135 Scheme “file:” not supported for broadcast independent applications
  • http://bugs.dtvkit.org/view.php?id=191 Use f(void) rather than f() when defining functions.
  • http://bugs.dtvkit.org/view.php?id=198 Engine wrongly relies on broadcast-independent application to call show()

• API changes
  • Control functions (hbbtv.h)
    • Additional notification function: HBBTV_NotifyLowMemory
    • Additional functions to give the browser access to the DSMCC: HBBTV_DsmccSetCallback, HBBTV_DsmccSetCallback, F_HBBTV_DSMCC_FILE_CALLBACK
    • Additional functions for interaction with generic DRM system: HBBTV_DRMRegister, HBBTV_DRMUnregister, HBBTV_NotifyDRMMessageResult, HBBTV_NotifyDRMRightsError
    • Additional function HBBTV_SetFreesatCallbacks to set Freesat specific callback functions
  • Javascript extension interface (hbbtv_js.h)
    • Additional functions to fix the implementation of video/broadcast and a/v control selectComponent and unselectComponent
    • Additional functions for the new functionalities
  • System interface (hbbtv_sif_*.h)
    • Removed HBBTV_PVRRecord and added HBBTV_PVRRecordCRID and HBBTV_PVRRecordEventID instead
    • Additional PVR functions: HBBTV_PVRGetScheduledRecordingDetails, HBBTV_PVRReleaseScheduledRecordingDetails, HBBTV_PVRGetRecordingDetails, HBBTV_PVRReleaseRecordingDetails
    • Additional Service functions: HBBTV_GetNetworkID, HBBTV_GetMajorChannel, HBBTV_GetServiceLocked, HBBTV_GetServiceRunning
    • Extended Service structures: S_HBBTV_EVENT_DETAILS, S_HBBTV_SERVICE_DETAILS
    • Added HBBTV_GetDemuxPath to retrieve the demux path needed to configure the DSMCC engine
    • Changed S_HBBTV_COMPONENT_DETAILS to allow a negative value of component_tag
    • Removed the concept of RID from HBBTV_WBSetUrl and relative callback, the callback now passes the URL back with the result.