{
  "fileFormatID": 195,
  "formatName": "Audio Interchange File Format (compressed)",
  "version": null,
  "formatDescription": "The Audio Interchange File Format, Compressed (AIFF-C) provides a standard for storing uncompressed or compressed sampled sounds.  The format can store monaural or multichannel sampled sounds in a range of sample rates and sample widths.  The format is extensible to handle new compression types and application-specific data.",
  "releaseDate": "26 Aug 1991",
  "binaryFileFormat": "Text",
  "formatNote": null,
  "lastUpdatedDate": "28 Aug 2012",
  "formatProvenance": "Further information about this file format can be obtained at \r\nhttp://www-mmsp.ece.mcgill.ca/documents/audioformats/aiff/docs/aiff-c.9.26.91.pdf",
  "formatSourceDate": "02 Aug 2005",
  "formatDisclosure": null,
  "formatEnvironment": null,
  "formatRisk": null,
  "formatAliases": null,
  "formatTypes": "Audio",
  "formatFamilies": null,
  "identifiers": [
    {
      "identifierText": "audio/x-aiff",
      "identifierType": "MIME"
    },
    {
      "identifierText": "x-fmt/136",
      "identifierType": "PUID"
    }
  ],
  "internalSignatures": [
    {
      "signatureID": 321,
      "name": "Audio Interchange File Format (Compressed)",
      "note": "Starts like most IFF files (FORM) followed by four bytes that tell how many more bytes follow in the file followed by AIFC.",
      "byteSequences": [
        {
          "positionType": "Absolute from BOF",
          "offset": 0,
          "maxOffset": null,
          "byteSequence": "464F524D{4}41494643",
          "endianness": "Big-endian",
          "byteSequenceID": 421
        }
      ],
      "provenance": "Signature identified by Georgia Tech Research Institute (Candidate Internal Signatures for File Formats in PRONOM Registry; 05/06/2010)"
    }
  ],
  "externalSignatures": [
    {
      "externalSignature": "aifc",
      "signatureType": "File extension"
    }
  ],
  "relationships": [
    {
      "relationshipType": "Has priority over",
      "relatedFormatID": 221,
      "relatedFormatName": "Interchange File",
      "relatedFormatPUID": "x-fmt/157"
    }
  ],
  "submittedBy": [
    180
  ]
}