Difference between revisions of "Portable Network Graphics"
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| − | [[Main Page]] > [[Documentation]] > [[Format | + | [[Main Page]] > [[Documentation]] > [[Format policies]] > Portable Network Graphics |
===Also known as=== | ===Also known as=== | ||
| − | |||
| − | |||
===File extension(s)=== | ===File extension(s)=== | ||
| − | + | .png | |
| − | ===Format | + | ===Format registry information=== |
*[http://www.nationalarchives.gov.uk/PRONOM/Format/proFormatSearch.aspx?status=detailReport&id=666 PRONOM] | *[http://www.nationalarchives.gov.uk/PRONOM/Format/proFormatSearch.aspx?status=detailReport&id=666 PRONOM] | ||
| − | ===Preservation | + | ===Significant characteristics=== |
| − | + | See [[Significant characteristics of raster images]] | |
| + | |||
| + | ===Preservation action plan=== | ||
| + | See [[Raster images]] | ||
| − | ===Preservation | + | ===Preservation issues=== |
| − | |||
*Suggested preferred preservation format for bitmap images, [http://www.digitalpreservation.gov/formats/fdd/fdd000153.shtml Library of Congress] | *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]. | *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] | *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=== | ===More information=== | ||
| − | + | [http://www.digitalpreservation.gov/formats/fdd/fdd000153.shtml Library of Congress Sustainability of Digital Formats: PNG, Portable Network Graphics] | |
__NOTOC__ | __NOTOC__ | ||
Latest revision as of 14:53, 19 February 2013
Main Page > Documentation > Format policies > Portable Network Graphics
Also known as[edit]
File extension(s)[edit]
.png
Format registry information[edit]
Significant characteristics[edit]
See Significant characteristics of raster images
Preservation action plan[edit]
See Raster images
Preservation issues[edit]
- 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
Conversion test results[edit]
PNGs will not be normalized so no normalization testing has been undertaken.
More information[edit]
Library of Congress Sustainability of Digital Formats: PNG, Portable Network Graphics