Audio and Video at Scale: Indiana University’s Media Digitization and Preservation Initiative
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Transcript of Audio and Video at Scale: Indiana University’s Media Digitization and Preservation Initiative
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2009 Media Preservation Survey Findings
• More than 560,000 audio, video, and film objects are owned by the Bloomington campus on more than 50 formats housed in more than 80 units
• Actively degrading, obsolete formats, high risk of loss of content over the next decade
• We have a 15- to 20-year window of opportunity to digitally preserve audio and video holdings.
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2011 “Meeting the Challenges of Media Preservation”
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Key Recommendations • Preservation planning • Facility Development • Facility operation and workflow
development • Prioritization • Strategies for Film • Technology infrastructure needs • Access • Collaboration
Meeting the Challenge of Media Preservation: Strategies and Solutions
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2013 Announcement: Media Digitization and Preservation Initiative
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Goal: Digitize, preserve, provide access to rare and unique audio and video by 2020 – all IU campuses
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Public-Private Partnership
Memnon Archiving Services Brussels, Belgium
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Pre-Digitization
Digitization Discovery
and Access
Inventory Catalog Prioritize
Batch & Queue IU Operation à
à
Digitization and Preservation: The Phases
Massive parallel digitization
Digitization of selected unique and highly vulnerable formats
Quality control
Memnon Metadata Rights Issues
Technical aspects
à Metadata Technical
infrastructure Ongoing monitoring
and migration
Digital Preservation and
Storage
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Organizational Structure
IU Operations Memnon Archiving Services, USA
IT Team
MDPI Operational Task Force
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Bins, Boxes, Barcodes, Batches
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Batches: Format Based
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wikimedia
• Starting with: • William and Gayle Cook Music
Library • Archives of Traditional Music • Open reel tapes, DATs, and CD-Rs
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Preparations
wikimedia
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MDPI Information Technology Challenges
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• University Information Technology Services • Indiana University Libraries
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Workflow Support: POD
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What is Memnon sending to us
• Preservation Master File • Audio: Broadcast WAV (96/24) • Video: 10-bit uncompressed (QT .mov)
• Mezzanine File • Audio: Broadcast WAV (96/24) • Video: 50 Mbps Iframe-only MPEG-2
• Throw-away Access File (for QC) • Audio: MPEG-4 AAC • Video: MPEG-4 H.264
• Metadata • checksums, process history
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Post-Digitization File Workflow
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MDPI Item
Scholarly Data
Archive Automated
QC SIP/AIP
Preservation Repository
Transcoding
Access Repository
Manual QC ( )
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Metadata for Preservation and Access • Descriptive
• Library catalog/POD • Technical
• File and original object characteristics • Checksums
• Process History • Digitization and preservation process
• Structural • Support navigation within an object
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Access Technology
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Long-Term Preservation Technology
• 9 petabytes+ to be preserved • Local storage
• UITS Scholarly Data Archive • Fedora 4 repository layer
• Out-of-region storage • APTrust, DPN • Data swap agreements
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MDPI Challenges
• Dealing with rights issues at scale • Descriptive metadata and discovery • Quality control strategies for mass
digitization • Strategies for born-digital media • Out-of-region preservation storage • Approach for film
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Questions/Discussion
See more at: mdpi.iu.edu Reports and background: www.indiana.edu/~medpres/
Digital Library Federation Forum October 27, 2014