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Format

Sony ARW RAW Image File

Summary

Name
Sony ARW RAW Image File
Version
2.x
Identifiers
PUID: fmt/1127
Format type
Image (Raster)
Description
ARW is a raw image format produced by some makes of Sony cameras. The format is based upon TIFF.
File extensions
arw
Source
KULeuven - LIBIS / KULeuven - LIBIS
Developed by
Sony / Sony
Supported by
Sony / Sony

Relationships

Has priority over

Internal signatures

Sony ARW 2.x

Note
TIFF Header{0-512}"SONY"{0-2048} Maker Note data adjusted for endianness: Sony 'FileFormat' Exif tag 0xB000, 0x0001=byte, 0x00000004=four times, 0x01 = SR2 format, 02= ARW 1.x, 03= ARW 2.x. We can distinguish between minor versions if requested. Sony Maker Note tags described at https://sno.phy.queensu.ca/~phil/exiftool/TagNames/Sony.html

Byte sequences

Min Frag Length
Absolute from BOF
Offset
0
Max offset
0
Byte Sequence
49492A00{0-512}534F4E59{0-6144}00B001000400000003
Endianness
None

Changelog

  • Updated in V120

    Release date
    25 February 2025

    Sony ARW RAW Image File 2.x: Variable byte range in signature lengthened from 0-2048 to 0-6144 bytes. Submitted by Brigham Young University.

  • Added in V93

    Release date
    30 November 2017

    Sony ARW RAW Image File 2.x: Signature developed through PRONOM Research. Requested by State Library New South Wales and samples provided by LIBIS - KU Leuven.

    Sony ARW RAW Image File 2.x: Full entry added. Requested by State Library New South Wales and samples provided by LIBIS - KU Leuven.