JBIG2

File Format
Name	JBIG2
Ontology	Electronic File Formats Graphics JBIG2
Extension(s)	.jb2 .jbig2
Released	2000

Overview

JBIG2 is a standard for lossy and lossless compression of bi-level images.

A JBIG2 codestream may appear in a file by itself, or embedded in another format such as PDF.

Identification

JBIG2 files begin with an 8-byte signature: 97 4A 42 32 0D 0A 1A 0A.

See also

• JBIG

Specifications

• ITU-T Rec. T.88

Software

• jbig2dec

Resources

• Wikipedia article