IEC International ISo Standard ISO/IEC 23090-26 Information technology - Coded First edition 2025-06 representation of immersive media - Part 26: Conformance and reference software for carriage of geometry- based point cloud compression data Reference number ISO/IEC23090-26:2025(en) ISO/IEC 2025 IS0/IEC23090-26:2025(en) COPYRIGHT PROTECTEDDOCUMENT @IS0/IEC2025 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 40i: Ch.de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +41 22 749 01 11 Email:[email protected] Website: www.iso.org Published in Switzerland IS0/IEC 2025-All rights reserved ii IS0/IEC23090-26:2025(en) Contents Page Foreword .iv Introduction 1 Scope. .1 2 Normative references .1 3 Terms and definitions .1 4 Abbreviated terms .1 5 ReferencesoftwareforIS0/IEC23090-18 1 5.1 General 1 5.2 Architecture 2 5.3 Feature support list. 2 5.4 G-PCC carriage library API 5.4.1 General 3 5.4.2 GPCCCreateBox 5.4.3 GPCCParseBox 5.4.4 GPCCParseUnknownBox 4 5.4.5 GPCCNewBitstreamSampleEntry 4 5.4.6 GPCCNewMultiTrackGPCCSampleEntry 4 5.4.7 GPCCSetGPCCConfigurationRecord .5 5.4.8 GPCCGetConfigurationFromSampleEntry .5 5.4.9 GPCCAddGPCCParameterSet .6 5.4.10 GPCCGetGPCCParameterSet .6 5.4.11 GPCCGetGPCCParameterSets. .6 5.4.12 GPCCGetGPCCParameterSetsFromItemProperty .6 5.4.13 GPCCSetGPCCComponentInfo 7 5.4.14 GPCCGetGPCCComponentInfoFromSampleEntry 5.5 UsageofGPCCCarriageApp .7 5.6 Copyright disclaimerfor software modules .8 6 ConformanceforIS0/IEC23090-18 9 6.1 General. .9 6.2 Timed G-PCC .9 6.3 Non-timed G-PCC .10 Bibliography 11 @IS0/IEC2025-Allrightsreserved ii IS0/IEC23090-26:2025(en) Foreword ISo (the International Organization for Standardization) and IEC (the International Electrotechnical Commission)form the specialized system for worldwide standardization. National bodies that are members of IsO or IEC participate in the development of International Standards through technical committees established by the respective organization to deal with particular fields of technical activity. IsO and IEC technical committees collaborate in fields of mutual interest. Other international organizations, governmental and non-governmental,inliaison with IsO andIEC,alsotakepart in thework. Theprocedures used todevelopthis document and those intended foritsfurthermaintenanceare described in the Iso/IEC Directives, Part 1. In particular, the different approval criteria needed for the different types of document should be noted.This document was drafted in accordance with the editorial rules of theIso/ IEc Directives, Part 2 (see www.iso.org/directives or www.iec.ch/members experts/refdocs) Iso and IEC draw attention to the possibility that the implementation of this document may involve the claimed patent rights in respectthereof. As of thedate of publication of this document, IsoO and IEC had not received notice of(a)patent(s)whichmayberequired to implementthisdocument.However,implementers are cautioned that this may not represent thelatest information, which may be obtained from the patent database available at www.iso.org/patents and https://patents.iec.ch. Iso and IEC shall not be held responsible for identifying any or all such patent rights. Any trade name used in this document is information given for the convenience of users and does not constitutean endorsement. For an explanation of the voluntary nature of standards, the meaning of IsO specific terms and expressions Organization (WTO) principles in the Technical Barriers to Trade (TBT) see www.iso.org/iso/foreword.html In the IEC, see www.iec.ch/understanding-standards. This docume