ISO/IEC INTERNATIONAL STANDARD 10918-4 First edition 1999-08-15 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) Technologies de I'information Compression numérique et codage des images fixes de nature photographique: Enregistrement des profils JPEG, profils SPIFF,"SPIFF tags", espaces de couleur SPIFF, marqueursAPPn,typesde compression SPIFFetautorités d'enregistrement (REGAUT) Reference number ISO/IEC 10918-4:1999(E) E( @ ISO/IEC 1999 inational Organization for Standardization ISO/IEC 10918-4:1999(E) PDFdisclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In downloading this area. Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by isO member bodies. In the unlikely event ISO/IEC1999 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either ISO at the address below or ISO's member body in the country of the requester. ISO copyright office Case postale 56.CH-1211Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 734 10 79 E-mail [email protected] Web www.iso.ch Printed in Switzerland @ISO/IEC1999-All rightsreserved itted without license from IHS Not for Resale ISO/IEC 10918-4:1999(E) Contents Page 1 Scope. 1 2 Normative references..... 1 2.1 IdenticalITU-TRecommendationsIInternationalStandards 2.2 Additional references .. 2 3 Definitions, abbreviations, and symbols... 2 3.1 Definitions..... 2 3.2 Abbreviations and acronyms 3 3.3 Symbols... 3 4 General ... 3 4.1 JPEG and SPIFF profiles (see ITU-T Rec. T.84 IISO/IEC 10918-3, F.2.1 3 4.1.1 Purpose of a profile .. 4 4.1.2 Criteria for acceptance of a profile... 4 4.1.3 Contents of the submission... 4 4.1.4 Normative section... 4 4.2 SPIFF tags (see ITU-T Rec. T.84IISO/IEC 10918-3, F.2.2) .. 5 4.2.1 Purpose of a SPIFF tag ... 5 4.2.2 5 4.2.3 Contents of the submission.. 5 4.3 SPIFF colour space (see ITU-T Rec. T.84 I ISO/IEC 10918-3, F.2.1.1)... 5 4.3.1 Purpose of a SPIFF colour space... 5 4.3.2 4.3.3 Contents of the submission.... 6 4.4 APPn marker (see CCITT Rec. T.81 IISO/IEC 10918-1, B.2.4.6).... 9 4.4.1 Purpose of an APPn marker . 6 4.4.2 6 4.4.3 Contents of the submission... 6 4.5 SPIFF compression type (see ITU-T Rec. T.84 I ISO/IEC 10918-3, F.2.1).... 7 4.5.1 Purpose of SPIFF compression type registration . 7 4.5.2 Criteria.... 4.5.3 Contents of the submission.... 7 4.6 Registration Authority (see ITU-T Rec. T.84 IISO/IEC 10918-3, F.2.3.2.13) 7 4.6.1 Purpose of Image Registration Authority (REGAUT) IDs.. 8 4.6.2 Criteria.... 8 4.6.3 Contents of the submission.... 8 5 Submission, review, and appeal proces.. 9 5.1 Submission process 9 5.2 Review process.... 9 5.3 Notification and appeal process .... 10 Annex A - JPEG marker and SPIFF tag usage tables . 12 Annex B - Examples of registered PTSMCR items ... 14 B.1 Example of a JPEG profile: NITFS Lossless JPEG Profile 14 B.1.1 Normative description .. 14 B.1.2 Informative description .... 23 B.2 Example of SPIFF tag .... 24 B.2.1 Normative description . 24 B.2.2 Origin of request.. 24 B.2.3 Typical application... 24 B.2.4 Content.... 24 B.3 Example of a SPIFF colour space 24 B.3.1 Origin of request... 24 B.3.2 Typical application ... 24 Copyright International Organizatin for Standardizatign its reserved