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ISO/IEC 15948:2004: Information technology—Computer graphics and image processing—Portable Network Graphics (PNG): Functional specification

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ISO/IEC 15948:2004: Information technology—Computer graphics and image processing—Portable Network Graphics (PNG): Functional specification

Summary

ISO/IEC 15948:2004: Information technology—Computer graphics and image processing—Portable Network Graphics (PNG): Functional specification is an ISO standard edition[1].

Key Facts

  • ISO/IEC 15948:2004: Information technology—Computer graphics and image processing—Portable Network Graphics (PNG): Functional specification's Computer graphics and image processing—Portable Network Graphics is recorded as Information technology—Computer graphics and image processing—Portable Network Graphics (PNG): Functional specification — instance of (P31): ISO standard edition[2].
  • ISO/IEC 15948:2004: Information technology—Computer graphics and image processing—Portable Network Graphics (PNG): Functional specification's Computer graphics and image processing—Portable Network Graphics is recorded as Information technology—Computer graphics and image processing—Portable Network Graphics (PNG): Functional specification — publisher (P123): International Organization for Standardization[3].
  • ISO/IEC 15948:2004: Information technology—Computer graphics and image processing—Portable Network Graphics (PNG): Functional specification's Computer graphics and image processing—Portable Network Graphics is recorded as 1[4].
  • ISO/IEC 15948:2004: Information technology—Computer graphics and image processing—Portable Network Graphics (PNG): Functional specification's Computer graphics and image processing—Portable Network Graphics is recorded as 15948:2004[5].
  • ISO/IEC 15948:2004: Information technology—Computer graphics and image processing—Portable Network Graphics (PNG): Functional specification's Computer graphics and image processing—Portable Network Graphics is recorded as +2004-03-01T00:00:00Z[6].
  • ISO/IEC 15948:2004: Information technology—Computer graphics and image processing—Portable Network Graphics (PNG): Functional specification's Computer graphics and image processing—Portable Network Graphics is recorded as http://www.iso.org/iso/home/store/catalogue_tc/catalogue_detail.htm?csnumber=29581[7].
  • ISO/IEC 15948:2004: Information technology—Computer graphics and image processing—Portable Network Graphics (PNG): Functional specification's Computer graphics and image processing—Portable Network Graphics is recorded as Information technology—Computer graphics and image processing—Portable Network Graphics (PNG): Functional specification — main subject (P921): Portable Network Graphics, version 1.2[8].
  • ISO/IEC 15948:2004: Information technology—Computer graphics and image processing—Portable Network Graphics (PNG): Functional specification's Computer graphics and image processing—Portable Network Graphics is recorded as {'unit': '1', 'amount': '+80'}[9].
  • ISO/IEC 15948:2004: Information technology—Computer graphics and image processing—Portable Network Graphics (PNG): Functional specification's Computer graphics and image processing—Portable Network Graphics is recorded as Information technology—Computer graphics and image processing—Portable Network Graphics (PNG): Functional specification — replaces (P1365): PNG (Portable Network Graphics) Specification, Version 1.2[10].
  • ISO/IEC 15948:2004: Information technology—Computer graphics and image processing—Portable Network Graphics (PNG): Functional specification's Computer graphics and image processing—Portable Network Graphics is recorded as Information technology—Computer graphics and image processing—Portable Network Graphics (PNG): Functional specification — standards body (P1462): International Organization for Standardization[11].
  • ISO/IEC 15948:2004: Information technology—Computer graphics and image processing—Portable Network Graphics (PNG): Functional specification's Computer graphics and image processing—Portable Network Graphics is recorded as Information technology—Computer graphics and image processing—Portable Network Graphics (PNG): Functional specification[12].

Body

Designation and Status

ISO/IEC 15948:2004: Information technology—Computer graphics and image processing—Portable Network Graphics (PNG): Functional specification's Computer graphics and image processing—Portable Network Graphics is recorded as Information technology—Computer graphics and image processing—Portable Network Graphics (PNG): Functional specification — instance of (P31): ISO standard edition[2].

References

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

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . wikidata.org.
  9. [10] ↑ . wikidata.org.
  10. [11] ↑ . wikidata.org.
  11. [12] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

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APA 4ort.xyz Knowledge Graph. (2026). ISO/IEC 15948:2004: Information technology—Computer graphics and image processing—Portable Network Graphics (PNG): Functional specification. Retrieved May 3, 2026, from https://4ort.xyz/entity/iso-iec-15948-2004-information-technology-computer-graphics-and-image-processing-portable-network-graphics-png-functional-specification
MLA “ISO/IEC 15948:2004: Information technology—Computer graphics and image processing—Portable Network Graphics (PNG): Functional specification.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/iso-iec-15948-2004-information-technology-computer-graphics-and-image-processing-portable-network-graphics-png-functional-specification.
BibTeX @misc{4ortxyz_iso-iec-15948-2004-information-technology-computer-graphics-and-image-processing-portable-network-graphics-png-functional-specification_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{ISO/IEC 15948:2004: Information technology—Computer graphics and image processing—Portable Network Graphics (PNG): Functional specification}}, year = {2026}, url = {https://4ort.xyz/entity/iso-iec-15948-2004-information-technology-computer-graphics-and-image-processing-portable-network-graphics-png-functional-specification}, note = {Accessed: 2026-05-03}}
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