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Camera Image File Format

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This is an old revision of this page, as edited by Boardhead (talk | contribs) at 16:15, 20 October 2011 (This format was also used in APP0 of JPEG images). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.
Camera Image File Format (CIFF)
Filename extension
.crw
Internet media typeimage/x-canon-crw
Developed byCanon
Type of formatraw image format

In digital photography, the Camera Image File Format (CIFF) file format is a raw image format designed by Canon, and also used as a container format to store metadata in APP0 of JPEG images.[1] Its specification was released on February 12, 1997.[2]

The last revision of the standard was revision 4, on December 24, 1997. The format is no longer used by Canon, having been superseded by the CR2 file format.

Digital cameras

The CRW format was supported by some earlier Canon digital cameras:[3]

Software that supports CRW

Besides Canon's ZoomBrowser and Digital Photo Professional, several other software programs provide read support, and sometimes write support, for CRW files including:

See also

References

  1. ^ Phil Harvey (06 September 2010). "CanonRaw Tags". ExifTool. Retrieved 18 October 2011. {{cite web}}: Check date values in: |date= (help)
  2. ^ http://xyrion.org/ciff/CIFFspecV1R04.pdf
  3. ^ http://lclevy.free.fr/cr2/#intro
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