Raster images
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Main Page > Documentation > Media type preservation plans > Raster images
Significant characteristics of raster images
Preservation Format
Uncompressed TIFF
Access Format
JPEG
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.