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Format

Audio Interchange File Format

Summary

Name
Audio Interchange File Format
Version
1.3
Identifiers
PUID: x-fmt/135
Format type
Audio
Description
The Audio Interchange File Format (Audio IFF) was developed by Apple Computer, Inc., and provides a standard for storing sampled sounds. The format allows for the storage of monaural or multichannel sampled sounds at a variety of sample rates and sample widths. Audio IFF was designed to serve primarily as an interchange format. Audio IFF conforms to the "EA IFF 85" Standard for Interchange Format Files developed by Electronic Arts. The audio data in a standard AIFF file is uncompressed pulse-code modulation (PCM). There is also a compressed variant of AIFF known as AIFF-C or AIFC, with various defined compression codecs. File specifications available at http://www-mmsp.ece.mcgill.ca/documents/audioformats/aiff/Docs/AIFF-1.3.pdf This format is currently deprecated in favour of fmt/414 in order to remove a multiple identification conflict. Differences between version 1.2 and 1.3 relate to Apple II-specific application implementation. See the full specification for details.
Release date
04 Jan 1989
Format encoding
Text
Submitted by
Digital Preservation Department / The National Archives
Developed by
Apple Computer, Inc.

Changelog

  • V84

    Release date
    21 January 2016
    • Updated

      Audio Interchange File Format 1.3: Removed MIME - PUID was previously deprecated.

  • V65

    Release date
    25 October 2012
    • Updated

      Audio Interchange File Format 1.3: Deprecated in favour of fmt/414 Audio Interchange File Format 1.2 to remove multiple identification conflict identified through Ross Spencer's Skeleton Corpus.

  • V55

    Release date
    4 January 2012
    • Updated

      Audio Interchange File Format: Format description information supplied by NARA Information Services/Applied Research Division, The National Archives and Records Administration.

  • V52

    Release date
    7 September 2011
    • Updated

      Audio Interchange File Format: Priority information changed to remove clash with Interchange Format.

  • V45

    Release date
    6 December 2010
    • Added signature

      Audio Interchange File Format: Signature submitted by Georgia Tech Research Institute, USA.