Information technology — JPEG XL image coding system — Part 2: File format

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.

Technologies de l'information - Systѐme de codage d'images JPEG XL — Partie 2: Format de fichiers

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Status
Withdrawn
Publication Date
12-Oct-2021
Current Stage
9599 - Withdrawal of International Standard
Completion Date
18-Jun-2024
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ISO/IEC 18181-2:2021 - Information technology — JPEG XL image coding system — Part 2: File format Released:13. 10. 2021
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ISO/IEC 18181-2:2021 - Information technology -- JPEG XL image coding system
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INTERNATIONAL ISO/IEC
STANDARD 18181-2
First edition
2021-10
Information technology — JPEG XL
image coding system —
Part 2:
File format
Technologies de l'information - Systѐme de codage d'images JPEG
XL —
Partie 2: Format de fichiers
Reference number
ISO/IEC 18181-2:2021(E)
© ISO/IEC 2021

---------------------- Page: 1 ----------------------
ISO/IEC 18181-2:2021(E)
COPYRIGHT PROTECTED DOCUMENT
© ISO/IEC 2021
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on
the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below
or ISO’s member body in the country of the requester.
ISO copyright office
CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: +41 22 749 01 11
Email: copyright@iso.org
Website: www.iso.org
Published in Switzerland
ii
  © ISO/IEC 2021 – All rights reserved

---------------------- Page: 2 ----------------------
ISO/IEC 18181-2:2021(E)
Contents Page
Foreword .iv
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 General . 2
5 File organization .2
6 Data types and numerical values . 4
7 Graphical descriptions . 4
8 Binary format of a box . .5
9 Box types . 6
9.1 JPEG XL signature box . 6
9.2 File type box . . 6
9.3 Level box . 6
9.4 JUMBF box . 6
9.5 Exif box . 6
9.6 XML box . 7
9.7 Brotli-compressed box . 7
9.8 Frame index box .
...

INTERNATIONAL ISO/IEC
STANDARD 18181-2
First edition
2021-10
Information technology — JPEG XL
image coding system —
Part 2:
File format
Technologies de l'information - Systѐme de codage d'images JPEG
XL —
Partie 2: Format de fichiers
Reference number
ISO/IEC 18181-2:2021(E)
© ISO/IEC 2021

---------------------- Page: 1 ----------------------
ISO/IEC 18181-2:2021(E)
COPYRIGHT PROTECTED DOCUMENT
© ISO/IEC 2021
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on
the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below
or ISO’s member body in the country of the requester.
ISO copyright office
CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: +41 22 749 01 11
Email: copyright@iso.org
Website: www.iso.org
Published in Switzerland
ii
  © ISO/IEC 2021 – All rights reserved

---------------------- Page: 2 ----------------------
ISO/IEC 18181-2:2021(E)
Contents Page
Foreword .iv
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 General . 2
5 File organization .2
6 Data types and numerical values . 4
7 Graphical descriptions . 4
8 Binary format of a box . .5
9 Box types . 6
9.1 JPEG XL signature box . 6
9.2 File type box . . 6
9.3 Level box . 6
9.4 JUMBF box . 6
9.5 Exif box . 6
9.6 XML box . 7
9.7 Brotli-compressed box . 7
9.8 Frame index box .
...

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