PRESTO Meeting Broadcast OPAC Format Conversion

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PRESTO MeetingBroadcast OPACFormat Conversion

• Gert Kienast
• Harald Mayer
• Sept. 19-21, 2001
• BBC, London

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OPAC Objectives

• Solution description
• D3.1 Existing and Emerging Technologies
• D3.2 System Specifications
• Promote the use of simple core metadata
• enabling core interoperability
• based on Dublin Core, keeping native records
• based on work of Scandinavian A/V metadata group
• mapping of legacy and complex descriptions

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OPAC - Architecture
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OPAC Services / 1

• Search and retrieval
• attribute search
• find all documentaries on Bill Clinton aired in
  year 2000
• full text search
• find everything on the PRESTO project
• Browsing
• lists of artists, places, topics, genres, ...

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OPAC Services / 2

• User registration / management
• Interfaces
• HTTP / HTML - simple web-interface
• standardised interface
• e.g. XML (supporting the MPEG-7 standard)
• for application developers
• system-to-system communication
• Multi-language support

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Current Status

• Interface to NZDL
• Test data from BBC (1 million data sets)
• Test data from ORF
• Ongoing work
• OPAC interface to database (Oracle, MS SQL
  Server)
• User management / profiles

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OPAC Web Interface Demo
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Demo Result Overview
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Demo Records Retrieval
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Demo Display Record
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Proof of Concept Environment

• Platform independent
• JAVA on Linux and Windows
• Application Server (IBM Websphere, Enhydra)
• JAVA Servlets and JSP
• Data sources
• NZDL Oracle, Web services

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Timetable
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Workpackage 5

• Task 5.3
• Key Link
• Lifecycle for Digital Film using the Concept of
  Single Digital Master for Multiple Output
  Formats

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StatusFilm Format Converter

• Research on State-of-the-art
• Specification of Image Sequence Sampling Format
  (ISSF)
• Specification of resampler
• ISSF implementation
• Resampler implementation
• Time and quality evaluation
• Additional IssueMotion estimation, Occlusion
  detection

• Ready
• Ready, 3D data structure defined, SW interfaces
  specified
• Algorithm selected, SW Spec. now
• Start begin of oct.
• Start begin of oct.
• Start Nov. on sub-components
• Was not planned inside Presto, but we found it is
  essential for proper work.If budget and progress
  allows we will investigate closer.

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Timetable
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Process Diagram