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1.
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Clear description of the referenced document:
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Name:
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CIPA-DC-008-2023
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Title:
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Exchangeable image file format for digital still cameras:
Exif Version 3.0
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2.
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Status of approval:
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Approved May 2023
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3.
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Justification for the specific reference:
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Exif 3.0 is widely deployed as image metadata description in devices capturing images in digital format, such as digital cameras, smartphones. It is also widely implemented in commercial and open-source software for image processing.
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4.
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Current information, if any, about IPR issues:
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See T25-SG21-251006-TD-PLEN-0149
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5.
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Other useful information describing the "Quality" of the document:
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See T25-SG21-251006-TD-PLEN-0149
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6.
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The degree of stability or maturity of the document:
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Mature, widely implemented
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7.
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Relationship with other existing or emerging documents:
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None known
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8.
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Any explicit references within that referenced document should also be listed:
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[1] ExifR98 ExifR98 Version 1.0, JEIDA-49-1 June,1998/
[2] DCF Design rule for Camera File system: CIPA DC-009, http://www.cipa.jp/index.html CP-3461 http://www.jeita.or.jp//
[3] MPF Multi-Picture Format: CIPA DC-007 http://www.cipa.jp/index.html/
[4] ISO-2022-JP Japanese Character Encoding for Internet Messages, IETF (Internet Engineering Task Force), RFC 1468 (ISO-2022-JP), https://www.ietf.org/, 7-bit and 8-bit double byte coded KANJI sets for information interchange, JIS X 0208:1997 Annex 2, http://www.jsa.or.jp//
[5] JIS KANJI 7-bit and 8-bit double byte coded KANJI sets for information interchange, JIS X 0208, http://www.jsa.or.jp//
[6] ASTM E1708 Standard Practice for Electronic Interchange of Color and Appearance Data, ASTM E1708 - 95, http://www.astm.org/180/
[7] JPEG, Information technology — Digital compression and coding of continuous-tone still images: Requirements and guidelines, ISO/IEC 10918-1, http://www.iso.org/, Recommendation T.81, http://www.itu.int//
[8] JPEG2000, Information technology — JPEG 2000 image coding system — Part 1: Core coding system, ISO/IEC 15444-1:2019, http://www.iso.org/ /
[9] JPEG-XT, Information technology — Scalable compression and coding of continuous-tone still images — Part 3: Box file format, ISO/IEC 18477-3:2015, http://www.iso.org//
[10] JUMBF, Information technologies — JPEG systems — Part 5: JPEG universal, metadata box format(JUMBF), ISO/IEC 19566-5:2019, http://www.iso.org/ /
[11] ISO 12232, Photography — Digital still cameras — Determination of exposure index, ISO speed ratings, standard output sensitivity, and recommended exposure index, ISO 12232, http://www.iso.org/ /
[12] Spatial Frequency Response, Photography — Electronic still-picture cameras — Resolution measurements, ISO 12233, http://www.iso.org//
[13] OECF Photography — Electronic still-picture cameras — Methods for measuring opto-electronic conversion functions (OECFs), ISO 14524, http://www.iso.org//
[14] sRGB, Multimedia systems and equipment — Colour measurement and management — Part 2-1: Colour management — Default RGB colour space — sRGB IEC 61966-2-1 :1999 http://www.iec.ch/ and Multimedia systems and equipment — Colour measurement and management — Part 2-1: Colour management — Default RGB colour space — sRGB — Amendment 1 IEC 61966-2-1:1999 / AMD1 :2003 /
[15] PCM, Pulse code modulation(PCM) of voice frequencies, Recommendation G.711, http://www.itu.int/ /
[16] ASCII, American National Standard for Information Systems — Coded Character/
Sets — 7-Bit Standard Code for Information Interchange (7-Bit ASCII), American National Standards Institute, ANSI INCITS 4-1986, https://www.ansi.org/ and International Reference Alphabet (IRA) (Formerly International Alphabet No. 5 or IA5) — Information technology — 7-bit coded character set for/
information interchange Recommendation T.50 (09/1992), http://www.itu.int//
[17] TIFF, TIFF Revision 6.0 Final,June 3,1992, http://www.adobe.com/ /
[18] Flashpix, Flashpix Format Specification Version 1.0,September 11,1996, Eastman Kodak Company, /
[19] RIFF, New Multimedia Data Types and Data Techniques,1996, Microsoft Corporation, http://www.microsoft.com//
[20] Unicode Unicode Standard,1991, The Unicode Consortium, http://www.unicode.org//
[21] UCS Information technology — Universal coded character set (UCS), ISO/IEC 10646, http://www.iso.org//
[22] XML Extensible Markup Language(XML), https://www.w3.org//
[23] JSON Information technology — The JSON data interchange syntax, ISO/IEC 21778, http://www.iso.org//
[24] JSON-LD Graphic technology — Extensible metadata platform (XMP) specification— Part 3: JSON-LD serialization of XMP, ISO/IEC 16684-3, http://www.iso.org//
[25] IMA-ADPCM IMA Digital Audio Doc-Pac,1992, The Interactive Multimedia Association(IMA)/
[26] Directives2 ISO/IEC Directives, Part 2 “Rules for the structure and drafting of International Standards” http://www.iso.org/ http://www.jsa.or.jp/itn/pdf/shiryo/directives02.pdf
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9.
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Qualification of
CIPA:
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CIPA is qualified under ITU-T A.5 by SG21 Plenary on 13 October 2025.
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10.
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Other (for any supplementary information):
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N/A
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