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CCITT Group 4 - Just Solve the File Format Problem

CCITT Group 4

From Just Solve the File Format Problem
Revision as of 06:01, 28 October 2019 by Zzo38 (Talk | contribs)

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File Format
Name CCITT Group 4
Ontology
LoCFDD fdd000136
PRONOM x-cmp/15
CCITT Group 4 is a widely-used lossless compression algorithm for bitonal images. It is also known as T6, T.6, Fax4, G4, Group 4, or ITU-T Fax Group 4. It is frequently used in TIFF images created by scanning bitonal images.

It uses Modified Modified READ (MMR) compression. MMR is probably another synonym for CCITT Group 4.

Contents

Related formats

In a TIFF file, compression type 4 is CCITT Group 4.

Other formats that can use CCITT Group 4 compression include PDF and SPIFF.

See also

Specifications

Software

References

Personal tools
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Actions
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