Difference between revisions of "Raster images"

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==Comments==
 
==Comments==
If images are ingested in PNG or lossless JPEG2000 format they will be left in those formats rather than normalized to TIFF.
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*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].
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*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]
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*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]
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*If images are ingested in PNG or lossless JPEG 2000 format they will be left in those formats rather than normalized to TIFF.
  
 
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Revision as of 15:22, 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