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Format

Magick Image File Format

Summary

Name
Magick Image File Format
Identifiers
PUID: fmt/930
Format type
Image (Raster)
Description
The Magick Image File Format (MIFF) is ImageMagick's own format for storing bitmap images. It stores all metadata known to ImageMagick.
File extensions
mif, miff
Source
Digital Preservation Department / The National Archives

Internal signatures

Magick Image File Format

Note
BOF max offset 256: id=ImageMagick[new line]{0-256}:[new line] Specification: http://www.imagemagick.org/script/miff.php

Byte sequences

Min Frag Length
Absolute from BOF
Offset
0
Max offset
256
Byte Sequence
69643D496D6167654D616769636B{0-1024}3A
Endianness
None

Changelog

  • Updated in V122

    Release date
    19 January 2026

    Magick Image File Format: Broadened signature. Submitted by Preservica.

  • Updated in V121

    Release date
    24 September 2025

    Magick Image File Format: Added miff extension, broadened signature. Submitted by Preservica.

  • Added in V86

    Release date
    27 July 2016

    Magick Image File Format: Signature developed through PRONOM Research.

    Magick Image File Format: Full entry added.