Difference between revisions of "Portable Network Graphics"

Latest revision as of 15:53, 19 February 2013

.png

Suggested preferred preservation format for bitmap images, Library of Congress
Florida digital Archive has "high confidence level" in ability to preserve .png files: FDA Recommended Data File Formats.
Library and Archives Canada considers PNG to be a recommended format for still images: Guidelines for Computer File Types, Interchange Formats and Information Standards

PNGs will not be normalized so no normalization testing has been undertaken.

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+[[Main Page]] > [[Documentation]] > [[Format policies]] > Portable Network Graphics
-[http://www.nationalarchives.gov.uk/PRONOM/Format/proFormatSearch.aspx?status=detailReport&id=666 PRONOM]
+===Also known as===
+===File extension(s)===
+.png
+===Format registry information===
+*[http://www.nationalarchives.gov.uk/PRONOM/Format/proFormatSearch.aspx?status=detailReport&id=666 PRONOM]
+===Significant characteristics===
+See [[Significant characteristics of raster images]]
+===Preservation action plan===
+See [[Raster images]]
+===Preservation issues===
+*Suggested preferred preservation format for bitmap images, [http://www.digitalpreservation.gov/formats/fdd/fdd000153.shtml Library of Congress]
+*Florida digital Archive has "high confidence level" in ability to preserve .png files: [http://www.fcla.edu/digitalArchive/formatInfo.htm FDA Recommended Data File Formats].
+*Library and Archives Canada considers PNG 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]
+===Conversion test results===
+PNGs will not be normalized so no normalization testing has been undertaken.
+===More information===
+[http://www.digitalpreservation.gov/formats/fdd/fdd000153.shtml Library of Congress Sustainability of Digital Formats: PNG, Portable Network Graphics]
+__NOTOC__