{
  "fileFormatID": 2804,
  "formatName": "Digital Negative Format (DNG)",
  "version": "1.7",
  "formatDescription": "The Digital Negative (DNG) specification describes a non-proprietary file format for storing camera raw files that can be used by a wide range of hardware and software vendors. DNG is an extension of the TIFF format, and is compatible with the TIFF-EP standard. This version was published in May 2023.",
  "releaseDate": null,
  "binaryFileFormat": null,
  "formatNote": null,
  "lastUpdatedDate": "17 Apr 2024",
  "formatProvenance": "04/2024 (v.118)- Signature modified to identify 1.7.0 and 1.7.1 versions. Submitted by Brigham Young University.",
  "formatSourceDate": "07 Nov 2023",
  "formatDisclosure": null,
  "formatEnvironment": null,
  "formatRisk": null,
  "formatAliases": null,
  "formatTypes": "Image (Raster)",
  "formatFamilies": null,
  "identifiers": [
    {
      "identifierText": "fmt/1943",
      "identifierType": "PUID"
    },
    {
      "identifierText": "image/dng",
      "identifierType": "MIME"
    }
  ],
  "internalSignatures": [
    {
      "signatureID": 2286,
      "name": "DNG 1.7 (Little Endian, BOF)",
      "note": "TIFF header plus DNGVersion tag near BOF",
      "byteSequences": [
        {
          "positionType": "Absolute from BOF",
          "offset": 0,
          "maxOffset": 0,
          "byteSequence": "49492A00{0-4080}12C60100040000000107",
          "endianness": null,
          "byteSequenceID": 2661
        }
      ],
      "provenance": "04/2024 (v.117)- Signature modified to identify 1.7.0 and 1.7.1 versions. Submitted by Brigham Young University."
    },
    {
      "signatureID": 2287,
      "name": "DNG 1.7 (Big Endian, BOF)",
      "note": "TIFF header plus DNGVersion tag near BOF",
      "byteSequences": [
        {
          "positionType": "Absolute from BOF",
          "offset": 0,
          "maxOffset": 0,
          "byteSequence": "4D4D002A{0-4080}C6120001000000040107",
          "endianness": null,
          "byteSequenceID": 2662
        }
      ],
      "provenance": "04/2024 (v.117)- Signature modified to identify 1.7.0 and 1.7.1 versions. Submitted by Brigham Young University."
    },
    {
      "signatureID": 2288,
      "name": "DNG 1.7 (Little Endian, BOF+EOF)",
      "note": "TIFF header plus DNGVersion tag near EOF",
      "byteSequences": [
        {
          "positionType": "Absolute from BOF",
          "offset": 0,
          "maxOffset": 0,
          "byteSequence": "49492A00",
          "endianness": null,
          "byteSequenceID": 2663
        },
        {
          "positionType": "Absolute from EOF",
          "offset": 0,
          "maxOffset": 128000,
          "byteSequence": "12C60100040000000107",
          "endianness": null,
          "byteSequenceID": 2664
        }
      ],
      "provenance": "04/2024 (v.117)- Signature modified to identify 1.7.0 and 1.7.1 versions. Submitted by Brigham Young University."
    },
    {
      "signatureID": 2289,
      "name": "DNG 1.7 (Big Endian, BOF+EOF)",
      "note": "TIFF header plus DNGVersion tag near EOF",
      "byteSequences": [
        {
          "positionType": "Absolute from BOF",
          "offset": 0,
          "maxOffset": 0,
          "byteSequence": "4D4D002A",
          "endianness": null,
          "byteSequenceID": 2665
        },
        {
          "positionType": "Absolute from EOF",
          "offset": 0,
          "maxOffset": 128000,
          "byteSequence": "C6120001000000040107",
          "endianness": null,
          "byteSequenceID": 2666
        }
      ],
      "provenance": "04/2024 (v.117)- Signature modified to identify 1.7.0 and 1.7.1 versions. Submitted by Brigham Young University."
    }
  ],
  "externalSignatures": [
    {
      "externalSignature": "dng",
      "signatureType": "File extension"
    }
  ],
  "relationships": [
    {
      "relationshipType": "Has priority over",
      "relatedFormatID": 672,
      "relatedFormatName": "Exchangeable Image File Format (Uncompressed)",
      "relatedFormatPUID": "x-fmt/387"
    },
    {
      "relationshipType": "Has priority over",
      "relatedFormatID": 673,
      "relatedFormatName": "Exchangeable Image File Format (Uncompressed)",
      "relatedFormatPUID": "x-fmt/388"
    },
    {
      "relationshipType": "Has priority over",
      "relatedFormatID": 752,
      "relatedFormatName": "Exchangeable Image File Format (Uncompressed)",
      "relatedFormatPUID": "x-fmt/399"
    },
    {
      "relationshipType": "Has priority over",
      "relatedFormatID": 797,
      "relatedFormatName": "Tagged Image File Format for Electronic Photography (TIFF/EP)",
      "relatedFormatPUID": "fmt/154"
    },
    {
      "relationshipType": "Has priority over",
      "relatedFormatID": 1099,
      "relatedFormatName": "Tagged Image File Format",
      "relatedFormatPUID": "fmt/353"
    },
    {
      "relationshipType": "Is subsequent version of",
      "relatedFormatID": 2694,
      "relatedFormatName": "Digital Negative Format (DNG)",
      "relatedFormatPUID": "fmt/1842"
    }
  ],
  "submittedBy": [
    299
  ]
}