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SRPS ISO/IEC 10918-4:2019

Information technology — Digital compression and coding of continuous-tone still images: Registration of JPEG profiles, SPIFF profiles, SPIFF tags, SPIFF colour spaces, APPn markers, SPIFF compression types and Registration Authorities (REGAUT) — Part 4:

Jun 24, 2019

General information

60.60     Jun 24, 2019



International Standard

35.040     35.040.30  




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This Recommendation | International Standard provides for the unique registration of JPEG and SPIFF Profiles,
SPIFF Tags, SPIFF colour Spaces, application specific Markers, SPIFF Compression types and images Registration
authorities as defined in the CCITT Rec. T.81 | ISO/IEC 10918-1 and ITU-T Rec. T.84 | ISO/IEC 10918-3. Unless
otherwise specified, (P)rofiles, (T)ags, colour (S)paces, (M)arkers, (C)ompression types and image (R)egistration
authorities will be referred to as PTSMCR items. ISO/IEC JTC 1 SC 29 will delegate to a designated Authority the role
to collect, study, approve, register and disseminate the relevant information to allow for the customization of
JPEG standard.
The following table gives an overview of the main issues about registration of PTSMCR items.

Life cycle


SRPS ISO/IEC 10918-4:2019
60.60 Standard published
Jun 24, 2019

Related project

Adopted from ISO/IEC 10918-4:1999/Amd 1:2013

Adopted from ISO/IEC 10918-4:1999