{
  "fileFormatID": 674,
  "formatName": "Exchangeable Image File Format (Audio)",
  "version": "2.1",
  "formatDescription": "This is an outline record only, and requires further details, research or authentication to provide information that will enable users to further understand the format and to assess digital preservation risks associated with it if appropriate. If you are able to help by supplying any additional information concerning this entry, please return to the main PRONOM page and select \u2018Add an Entry\u2019.",
  "releaseDate": null,
  "binaryFileFormat": "Binary",
  "formatNote": null,
  "lastUpdatedDate": "02 Aug 2005",
  "formatProvenance": null,
  "formatSourceDate": "11 Mar 2005",
  "formatDisclosure": null,
  "formatEnvironment": null,
  "formatRisk": null,
  "formatAliases": "Exif Audio (2.1)",
  "formatTypes": "Audio",
  "formatFamilies": "WAVE",
  "identifiers": [
    {
      "identifierText": "audio/x-wav",
      "identifierType": "MIME"
    },
    {
      "identifierText": "x-fmt/389",
      "identifierType": "PUID"
    }
  ],
  "internalSignatures": [
    {
      "signatureID": 144,
      "name": "EXIF Audio 2.1",
      "note": "RIFF header, WAVE ID, Format chunk, LIST exif chunk (ever=2.1) and Data chunk",
      "byteSequences": [
        {
          "positionType": "Absolute from BOF",
          "offset": 0,
          "maxOffset": null,
          "byteSequence": "52494646{4}57415645*666D7420{4}(01|07|11)00*4C495354{4}6578696665766572{4}30323130*64617461",
          "endianness": "Little-endian",
          "byteSequenceID": 89
        }
      ]
    }
  ],
  "externalSignatures": [
    {
      "externalSignature": "wav",
      "signatureType": "File extension"
    }
  ],
  "relationships": [
    {
      "relationshipType": "Has priority over",
      "relatedFormatID": 654,
      "relatedFormatName": "Waveform Audio",
      "relatedFormatPUID": "fmt/6"
    },
    {
      "relationshipType": "Is previous version of",
      "relatedFormatID": 749,
      "relatedFormatName": "Exchangeable Image File Format (Audio)",
      "relatedFormatPUID": "x-fmt/396"
    },
    {
      "relationshipType": "Is subsequent version of",
      "relatedFormatID": 750,
      "relatedFormatName": "Exchangeable Image File Format (Audio)",
      "relatedFormatPUID": "x-fmt/397"
    }
  ],
  "submittedBy": [
    1
  ]
}