Service manual

441

SEP 2006

Ver. 1.1

DP-8020E/8020P/8016P

9.7.4. File Format for Internet Fax

Sending Internet Fax devices must be able to write minimum set TIFF files, according to the rules for

creating minimum set TIFF files defined in TIFF for Facsimile (the S profile) [RFC2301], which is also

compatible with the specification for the minimum subset of TIFF-F in [RFC2306]. Receiving Internet Fax

devices MUST be able to read minimum set TIFF files.

The Following tree diagram shows the relationship among profiles and between profiles and coding

methods.

A profile is based on a collection of ITU-T facsimile coding methods.

Class Color Coding Method Remarks

S B/W MH Internet Fax minimal set

F B/W MMR, MR Internet Fax full mode

J B/W JBIG Internet Fax mixed mode

C Color JPEG (lossy) Color minimal set

L Color JPEG (lossless,

grayscale)

One bit per color, palletized color image, continuous

tone color and grayscale images

M Color Mixed Raster

Content

Multiple coders and resolution within a page

S (MH)

C (JPEG)

L (JPEG)

M (MRC)

(JBIG)

(MMR, MR)

B/W

Color

MRC: Mixed Raster Conte