MIL-STD-188-198A establishes the requirements to be met by systems complying with NITFS when image data are compressed using the JPEG image compression algorithm as described in DIS 10918-1, Digital Compression and Coding of Continuous-tone Still Images and provides technical detail of the NITFS compression algorithm designated by the code C3 in the Image Compression field of the National Imagery Transmission Format (NITF) file image subheader, JPEG, for both eight- and 12-bit gray scale imagery and 24-bit color imagery.  It also provides the required default quantization tables for use in imagery dissemination systems complying with NITFS.

• MIL-STD-188-198A, 15 December 1993 (1.082Mb .pdf file)
• NOTICE 1, 12 October 1994 (236Kb .pdf file)
• NOTICE 2, 14 March 1997 (97Kb .pdf file)
• NOTICE 3, 1 March 2001 (122Kb .pdf file)
• NOTICE 4 - Administrative, 31 March 2004 (6.2Kb .pdf file)