Multimedia and the Institutional Network Greg Newton-Ingham Agora Project Manager - UEA
Who am I? n Project Manager - Agora eLib project n Project Manager - Moving Image Pilot Project (Jan 98 - Mar 99) n Member of the CEI working group on moving images n Project Manager - BITE TLTP project phase 1
Overview n Content n Use n Technology
Content n National n Locally produced n Purchased
Rights n Who ? n What ? n Where ? n When ?
Use n Practicalities - Sound n Access to technology n No established tools
Technology n Source n Digitise n Mount n Deliver n Play
Source n Film n Video n Generated n Streamed n Downloaded
Metadata - The Glue n Metadata –SIFT –Dublin Core –XML & RDF n Integration –Libraries –Intranet –Course materials
Digitise n Architectures n File Formats n Codecs
File Formats & Compression COmpressorDE-Compressor File Formats
File Encoding n AVI n QuickTime n MPEG n DV n Any propriety format
Codecs n Asymmetric n MPEG1- VCR quality at 1.3 Mbps n MPEG2 - DVD and Digital TV (4 to 6 Mbps) n MPEG3 - Defunct n MPEG Layer 3 - Audio n MPEG4 - Quicktime architecture + codec n MPEG7 - The future? n Cinepak n Sorrenson …
Mount n Server performance n Size
Datasizes - Just the BBC archive BBC Hours1,000,000 BBC Hours1,000,000 Megabits18,000,000,000 Megabits18,000,000,000 Megabytes2,250,000,000 Megabytes2,250,000,000 Gigabytes2,197,265 Gigabytes2,197,265 Terrabytes2145 Terrabytes2145 Petabytes2.09 Petabytes2.09
Deliver 1 n Network Architecture n Contention v Constant Bit Rate n Quality of Service
Deliver 2 n Streamed n Live Streamed n Down loaded
Play n Network connection n Internal Architecture n Video Card
The Vision n moving images as first class citizens n fully integrated into the DNER (Distributed National Electronic Resource) n pervasive n unremarkable n global
Strategy: Personal n delivery technology n rights n costs n usage
Strategy: Institutional n digital asset management –MIS, Teaching and Research n quality of service n bandwidth n support
Strategy: Inter-institutional n market creation n partnerships n product differentiation n bandwidth
Blatant Plugs n One day workshop at the BUFVC October 5th approx 60 pounds. n n n