DVD-VR Navigation Engine Architecture

Features Developed:

• All APIs present in Annex D of DVD-VR Specification
• All requirements expected by Application to get playback information like
• Number of cells in a program
• Number of cells in program set
• Number of cells in the play list specified
• Number of entry points in a play list
• Number of entry points in a program
• Number of entry points in the program set
• Number of programs
• Number of part of programs in the play list specified
• Total duration for which the DVD is played back
• Total number of play lists
• Total time duration of the cell specified
• Total time duration of the play list specified
• Total time duration of the program specified
• Number of audio streams that are currently available
• Sub-picture stream availability in the current playback
• Video, Audio and sub-picture stream information
• Character set information for the text data available in the disc
• Primary text information for the specified play lists, entry points (Book marks) and programs
• Current Play list, Program, audio stream
• Internal State of DVD-VR Navigation engine
• Play list creation time, Representative Picture Creation Time, Cell Recording Time
• Time format (Local/UTC), in which all time fields are represented
• Primary text and the text data available in text data manager

Additional Features Support

• Resume Marker
• Disc Representative Picture Information
• Manufacturer’s information Data
• Tele-text