Recommendation ITU-T T.840.5 (01/2026) Information technology – JPEG AI learning-based image coding system: File format
Summary
History
Keywords
FOREWORD
CONTENTS
1 Scope
2 Normative references
     2.1 Identical Recommendations | International Standards
     2.2 Paired Recommendations | International Standards equivalent in technical content
     2.3 Additional references
3 Definitions
4 Abbreviations
5 Naming conventions and formats for numerical values
6 Conformance
7 Colour specification
8 Organization of the document
A Annex A  Use of JPEG AI codestreams in the ISOBMFF file format – Motion JPEG AI
     A.1 General
     A.2 Compatibility and technology derivation
          A.2.1 Family members
          A.2.2 Conformance
     A.3 Sample entry and sample formats for motion sequences
          A.3.1 General
          A.3.2 Definitions
          A.3.3 Syntax
          A.3.4 Semantics
B Annex B  Use of JPEG AI codestreams JPEG AI codestreams in the HEIF image file format
     B.1 General
     B.2 JPEG AI images and image collections
          B.2.1 General
          B.2.2 Coded image item
          B.2.3 JPEG AI header item property
               B.2.3.1 Definition
               B.2.3.2 Syntax
               B.2.3.3 Semantics
          B.2.4 JPEG AI auxiliary images
     B.3 JPEG AI image sequences
          B.3.1 General
          B.3.2 Derivation from ISO/IEC 14496-12
     B.4 JPEG AI-specific brands
          B.4.1 JPEG AI image and image collection brands
               B.4.1.1 General
               B.4.1.2 Requirements on HEIF files
               B.4.1.3 Requirements on HEIF readers
          B.4.2 JPEG AI image sequence brands
               B.4.2.1 Requirements on HEIF files
               B.4.2.2 Requirements on HEIF readers
     B.5 JPEG AI coded image in ISO/IEC 23008-12 image files media type registration
          B.5.1 General
          B.5.2 Registration
     B.6 JPEG AI coded image sequence in ISO/IEC 23008-12 image files media type registration
          B.6.1 General
          B.6.2 Registration
Bibliography