View source for NIFF (Navy Image File Format)

{{FormatInfo
|formattype=electronic
|subcat=Graphics
|extensions={{ext|nif}} {{ext|ct3}}
}}
'''NIFF''' ('''Navy Image File Format''') is a raster image file format. It is incorporated into the [[CALS raster]] standard as '''CALS Raster Type 3'''.

NIFF images are uncompressed, or use [[CCITT Group 4]] compression. As of version 1, only bi-level images are supported.

== Disambiguation ==
Not to be confused with [[Notation Interchange File Format]], a more common format named NIFF.

== Format ==
NIFF is a [[TIFF]]-like format, but it has a different file header, and other differences.

== Identification ==
Files begin with signature bytes <code>49 49 4E 31</code> (ASCII "<code>IIN1</code>").

== Specifications ==
* [http://www.navsea.navy.mil/nswc/carderock/tecinfsys/cal-std/doc/28002c.pdf MIL-PRF-28002C] Appendix A

[[Category:TIFF]]
[[Category:Military]]