What is Exif?

Exif meaning in Digital terms is Exchangeable image file format (Exif) describes a metadata set to accompany TIFF, JPEG, and RIFF WAV formatted image files. Exif was prepared by the Technical Standardization Committee on AV & IT Storage Systems and Equipment and is Published by the Japan Electronics and Information Technology Industries Association (JEITA ). The Exif 2.2 specification (JEITA CP-3451) is in nearly universal use by camera manufacturers. The Exif data structure is based on the TIFF tags and there is significant overlap between TIFF and Exif metadata. While the Exif standard is almost exclusively focused on image data, it does stipulate a method of writing audio data in files. Also specified is the relational information indicating the relation between image files and audio files.


reference: Federal Agencies Digital Guidelines Initiative – Glossary