ISO/IEC INTERNATIONAL STANDARD 18477-6 First edition 2016-02-01 Information technology Scalable compression and coding of continuous-tone still images Part 6: IDR Integer Coding Technologies de I'information - Compression échelonnable et codage d'images plates en ton continu- Partie 6: Codage de nombre entier par IDR Reference number IS0/IEC 18477-6:2016(E) IEC International Organization for Standardization STANDARDIZATIONC15956617 @IS0/IEC2016 IS0/IEC 18477-6:2016(E) COPYRIGHTPROTECTEDDOCUMENT ISO/IEC2016,PublishedinSwitzerland All rights reserved. Unless otherwise specified, 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 Ch. de Blandonnet 8 . CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax+412274909 47 copyright@iso.org www.iso.org Intenationai br Prganization for Standardization icensee-ZHEJIANG INST.OF STANJSA6FEC 3.6 -All rights reserved vided by IHS unde Not for Resale, 2016/4/22 07:56:02 etworking permitted without license from IHS IS0/IEC 18477-6:2016(E) Contents Page Foreword ..iv Introduction. ..V 1 Scope. ..1 2 Normative references 3 Terms and definitions, abbreviated terms, and symbols ..1 3.1 Terms and definitions .1 3.2 Symbols... ..6 3.3 Abbreviated terms 7 4 Conventions .7 4.1 Conformance language .7 4.2 Operators 8 4.2.1 Arithmetic operators. .8 4.2.2 Logical operators.. .8 4.2.3 Relational operators ..8 4.2.4 Precedence order of operators. .8 4.2.5 Mathematical functions .9 5 General .9 5.1 High level overview on JPEG XT ISO/IEC 18477-6 .9 5.2 Profiles .11 5.3 Encoder requirements .11 5.4 Decoder requirements. .11 Annex A (normative) Encoding and decoding process ..13 Annex B (normative) Boxes. .17 Annex C (normative) Multi-component decorrelation .24 Annex D (normative) Entropy coding of refinement data ..28 Annex E (normative) Profiles ..33 Bibliography .34 iii e=ZHEJIANG INST OF STANDARDIZATION C15956617 vided by IHS under d without license from IHS