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Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF)

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Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF)

Summary

Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF) is an ITU-T recommendation version[1].

Key Facts

  • Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF)'s Digital compression and coding of continuous-tone still images—JPEG File Interchange Format is recorded as Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF) — instance of (P31): ITU-T recommendation version[2].
  • Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF)'s Digital compression and coding of continuous-tone still images—JPEG File Interchange Format is recorded as Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF) — publisher (P123): ITU Telecommunication Standardization Sector[3].
  • Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF)'s Digital compression and coding of continuous-tone still images—JPEG File Interchange Format is recorded as 05/2011[4].
  • Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF)'s Digital compression and coding of continuous-tone still images—JPEG File Interchange Format is recorded as Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF) — language of work or name (P407): English[5].
  • Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF)'s Digital compression and coding of continuous-tone still images—JPEG File Interchange Format is recorded as +2011-05-14T00:00:00Z[6].
  • Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF)'s Digital compression and coding of continuous-tone still images—JPEG File Interchange Format is recorded as http://www.itu.int/rec/T-REC-T.871-201105-I/en[7].
  • Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF)'s Digital compression and coding of continuous-tone still images—JPEG File Interchange Format is recorded as Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF) — main subject (P921): JPEG File Interchange Format, version 1.02[8].
  • Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF)'s Digital compression and coding of continuous-tone still images—JPEG File Interchange Format is recorded as https://www.itu.int/rec/dologin_pub.asp?lang=e&id=T-REC-T.871-201105-I!!PDF-E&type=items[9].
  • Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF)'s Digital compression and coding of continuous-tone still images—JPEG File Interchange Format is recorded as {'unit': '1', 'amount': '+18'}[10].
  • Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF)'s Digital compression and coding of continuous-tone still images—JPEG File Interchange Format is recorded as Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF) — standards body (P1462): International Telecommunication Union[11].
  • Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF)'s Digital compression and coding of continuous-tone still images—JPEG File Interchange Format is recorded as Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF)[12].
  • Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF)'s Digital compression and coding of continuous-tone still images—JPEG File Interchange Format is recorded as Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF) — cites work (P2860): Recommendation T.81 (09/92): Information technology—Digital compression and coding of continuous-tone still images—Requirements and guidelines[13].
  • Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF)'s Digital compression and coding of continuous-tone still images—JPEG File Interchange Format is recorded as Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF) — cites work (P2860): ISO/IEC 10918–1:1994: Information technology—Digital compression and coding of continuous-tone still images: Requirements and guidelines[14].
  • Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF)'s Digital compression and coding of continuous-tone still images—JPEG File Interchange Format is recorded as Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF) — cites work (P2860): Recommendation BT.601-6 (01/07): Studio encoding parameters of digital television for standard 4:3 and wide screen 16:9 aspect ratios[15].
  • Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF)'s Digital compression and coding of continuous-tone still images—JPEG File Interchange Format is recorded as T.871 (05/2011)[16].

Body

Authorship and Creation

Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF)'s Digital compression and coding of continuous-tone still images—JPEG File Interchange Format is recorded as Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF) — publisher (P123): ITU Telecommunication Standardization Sector[3].

Publication

Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF)'s Digital compression and coding of continuous-tone still images—JPEG File Interchange Format is recorded as +2011-05-14T00:00:00Z[6]. Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF)'s Digital compression and coding of continuous-tone still images—JPEG File Interchange Format is recorded as Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF) — language of work or name (P407): English[5].

Subject and Themes

Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF)'s Digital compression and coding of continuous-tone still images—JPEG File Interchange Format is recorded as Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF) — main subject (P921): JPEG File Interchange Format, version 1.02[8].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [3] ↑ . Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF). wikidata.org.
  3. [4] ↑ . Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF). wikidata.org.
  4. [5] ↑ . Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF). wikidata.org.
  5. [6] ↑ . itu.int. Retrieved . itu.int. Provenance: wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . itu.int. Retrieved . itu.int. Provenance: wikidata.org.
  9. [10] ↑ . Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF). wikidata.org.
  10. [11] ↑ . Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF). wikidata.org.
  11. [12] ↑ . Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF). wikidata.org.
  12. [13] ↑ . Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF). wikidata.org.
  13. [14] ↑ . Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF). wikidata.org.
  14. [15] ↑ . Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF). wikidata.org.
  15. [16] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

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Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF). Retrieved May 3, 2026, from https://4ort.xyz/entity/recommendation-t-871-05-2011-information-technology-digital-compression-and-coding-of-continuous-tone-still-images-jpeg-file-interchange-format-jfif-
MLA “Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF).” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/recommendation-t-871-05-2011-information-technology-digital-compression-and-coding-of-continuous-tone-still-images-jpeg-file-interchange-format-jfif-.
BibTeX @misc{4ortxyz_recommendation-t-871-05-2011-information-technology-digital-compression-and-coding-of-continuous-tone-still-images-jpeg-file-interchange-format-jfif-_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF)}}, year = {2026}, url = {https://4ort.xyz/entity/recommendation-t-871-05-2011-information-technology-digital-compression-and-coding-of-continuous-tone-still-images-jpeg-file-interchange-format-jfif-}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Recommendation T.871 (05/2011): Information technology—Digital compression and coding of continuous-tone still images—JPEG File Interchange Format (JFIF) — https://4ort.xyz/entity/recommendation-t-871-05-2011-information-technology-digital-compression-and-coding-of-continuous-tone-still-images-jpeg-file-interchange-format-jfif- (retrieved 2026-05-03)

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