Format
Exchangeable Image File Format (Compressed)
Summary
- Name
- Exchangeable Image File Format (Compressed)
- Version
- 2.21
- Identifiers
-
- PUID: fmt/645
- MIME: image/jpeg
- Format type
- Image (Raster)
- Description
- Exchangeable image file format (Exif) is a standard that specifies the formats for images, sound, and ancillary tags used by digital cameras (including smartphones), scanners and other systems handling image and sound files recorded by digital cameras.
- File extensions
-
jpg,jpeg - Source
- Public Record Office of Northern Ireland / Public Record Office of Northern Ireland
Relationships
- Has priority over
- Is subsequent version of
Internal signatures
EXIF Compressed Image 2.21 (big-endian)
- Note
- SOI and APP1, EXIF IFD (EXIF ver=2.2.1), EOI marker
Byte sequences
- Min Frag Length
- Absolute from BOF
- Offset
- 0
- Max offset
- 0
- Byte Sequence
FFD8FFE1{2}4578696600004D4D002A*900000070000000430323231- Endianness
- None
- Min Frag Length
- Absolute from EOF
- Offset
- 0
- Max offset
- 65536
- Byte Sequence
FFD9- Endianness
- None
EXIF Compressed Image 2.21 (little-endian)
- Note
- SOI and APP1, EXIF IFD (EXIF ver=2.2.1), EOI marker
Byte sequences
- Min Frag Length
- Absolute from BOF
- Offset
- 0
- Max offset
- 0
- Byte Sequence
FFD8FFE1{2}45786966000049492A00*009007000400000030323231- Endianness
- None
- Min Frag Length
- Absolute from EOF
- Offset
- 0
- Max offset
- 65536
- Byte Sequence
FFD9- Endianness
- None
Changelog
-
Updated in V110
- Release date
- 14 March 2023
Exchangeable Image File Format (Compressed): Version corrected from 2.2.1 to 2.21. Submitted by Digital Preservation Department, The National Archives (UK).
-
Updated in V95
- Release date
- 9 May 2019
Exchangeable Image File Format (Compressed) 2.2.1: Added .jpeg as extension. Requested by National Library of New Zealand.
-
Added in V75
- Release date
- 17 July 2014
Exchangeable Image File Format (Compressed) 2.2.1: Signature developed in collaboration with the Public Record Office of Northern Ireland.
Exchangeable Image File Format (Compressed) 2.2.1: Outline Entry Added. Submitted by Public Record Office of Northern Ireland.