JPEG2000
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Main Page > Documentation > Format policies > JPEG2000
File extension(s)
.jp2
Format registry information
None. Closest is PRONOM (JPX - JPEG 2000 Extended)
Significant characteristics
See Significant characteristics of raster images
Preservation action plan
See Raster images
Preservation issues
- JPEG2000 image compression ranges from completely lossless to very lossy.
- Florida digital Archive has "high confidence level" in ability to preserve losslessly compressed JP2 files: FDA Recommended Data File Formats.
- JPEG2000 has limited support for colour profiles: See Ensuring the suitability of JPEG 2000 for preservation.
More information
- Is JPEG2000 a Preservation Risk, Chris Adams, Library of Congress Signal Digital Preservation Blog, January 28, 2013.
- Universal Photographic Digital Imaging Guidelines: Archiving and Technology Watch Support:JPEG 2000 - a Practical Digital Preservation Standard? Digital Preservation Coalition 2008.
- Library of Congress Sustainability of Digital Formats: JPEG 2000 Part 1 (Core) jp2 File Format