Draft
International Standard
ISO/IEC DIS 18181-2
Information technology — JPEG XL image coding system — Part 2: File format
Reference number
ISO/IEC DIS 18181-2
Edition 3
© ISO 2025
Draft International Standard
Under development
This Draft International Standard is in the enquiry phase with ISO members.
Will replace ISO/IEC 18181-2:2024

Abstract

This document specifies the transport and container formats for JPEG XL codestreams as specified in ISO/IEC 18181-1. This document specifies how to add metadata and extensions to JPEG XL codestreams. A file as described by this document is called a JPEG XL file.

General information

Life cycle

Sustainable Development Goals

This standard contributes to the following Sustainable Development Goals

9
Industry, Innovation and Infrastructure
13
Climate Action
11
Sustainable Cities and Communities

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