Difference between revisions of "Raster images"
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==Comments== | ==Comments== | ||
| − | If images are ingested in PNG or lossless | + | *Florida Digital Archive has "high confidence level" in ability to preserve uncompressed TIFF files: [http://www.fcla.edu/digitalArchive/formatInfo.htm FDA Recommended Data File Formats]. |
| + | *Library of Congress considers TIFF 6.0 to be "one of the preferred formats for bitmapped images." [http://www.digitalpreservation.gov/formats/fdd/fdd000022.shtml Library of Congress Sustainability of Digital Formats: TIFF, Revision 6.0] | ||
| + | *Library and Archives Canada considers TIFF to be a recommended format for still images: [http://www.collectionscanada.gc.ca/government/products-services/007002-3017-e.html Guidelines for Computer File Types, Interchange Formats and Information Standards] | ||
| + | *If images are ingested in PNG or lossless JPEG 2000 format they will be left in those formats rather than normalized to TIFF. | ||
__NOTOC__ | __NOTOC__ | ||
Revision as of 16:22, 15 March 2010
Main Page > Documentation > Media type preservation plans > Raster images
Significant properties of raster images
Preservation Format
Uncompressed TIFF
Access Format
PNG
Normalization tool
ImageMagick
Comments
- Florida Digital Archive has "high confidence level" in ability to preserve uncompressed TIFF files: FDA Recommended Data File Formats.
- Library of Congress considers TIFF 6.0 to be "one of the preferred formats for bitmapped images." Library of Congress Sustainability of Digital Formats: TIFF, Revision 6.0
- Library and Archives Canada considers TIFF to be a recommended format for still images: Guidelines for Computer File Types, Interchange Formats and Information Standards
- If images are ingested in PNG or lossless JPEG 2000 format they will be left in those formats rather than normalized to TIFF.