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Format

OpenEXR

Download XML

Summary

Name
OpenEXR
Version
2
Identifiers
  • PUID: fmt/1001
  • MIME: image/x-exr
Format type
Image (Raster)
Description
OpenEXR is a raster image file format developed by Industrial Light and Magic for use in computer imaging applications. The published specification for OpenEXR describes version 2 of the file format. Version 1 was used internally by Industrial Light and Magic before OpenEXR was released as open source.
File extensions
exr
Source
Digital Preservation Department / The National Archives

Internal signatures

OpenEXR

Note
BOF: Magic 0x762F3101, version 02 http://www.openexr.com/openexrfilelayout.pdf

Byte sequences

Min Frag Length
Absolute from BOF
Offset
0
Max offset
0
Byte Sequence
762F310102
Endianness
None

Changelog

  • Added in V90

    Release date
    30 March 2017

    OpenEXR 2: Signature developed through PRONOM Research.

    OpenEXR 2: Full entry added.