International IEC ISO Standard IS0/IEC23090-25 First edition Information technology - Coded 2025-01 representation of immersive media - Part 25: Conformance and reference software for carriage of visual volumetric video-based coding data Technologies de I'information Représentation codée de média immersifs- Partie 25: Conformité et logiciel de référence pour le transport de données de codage basé sur la vidéo volumetrique Reference number ISO/IEC 23090-25:2025(en) @ISO/IEC2025 IS0/IEC 23090-25:2025(en) COPYRIGHT PROTECTED DOCUMENT @IS0/IEC2025 be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on 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: copyright@iso.org Website: www.iso.org Published in Switzerland @IS0/IEC 2025 - All rights reserved i IS0/IEC 23090-25:2025(en) Contents Page Foreword. .V Introduction .vi Scope. 1 .1 2 Normative references ..1 ..1 3 Terms and definitions 4 Abbreviated terms .1 5 Reference software forIS0/IEC 23090-10 .2 .2 5.1 General. 5.2 Architecture .2 5.3 Features V3C carriage library API 5.4 .4 5.4.1 General 5.4.2 V3CCreateBox. .4 5.4.3 V3CCreateAtlasParamSampleGroupDescriptionEntry ..4 5.4.4 V3CAddSetupUnitToAtlasParamSampleGroupEntry. ..5 V3CPutAtlasParamSampleGroupEntry 5.4.5 .5 5.4.6 V3CGetAtlasParamSampleGroupDescriptionEntryNALCnt 5.4.7 V3CGetNALUnitFromAtlasParamSampleGroupEntry ..5 5.4.8 V3CNewBitstreamSampleEntry .6 V3CNewAtlasSampleEntry 5.4.9 .6 5.4.10 V3CNewAtlasTileSampleEntry. ..6 5.4.11 V3CAddV3CParameterSet .6 5.4.12 V3CAddSetupUnit... .7 5.4.13 V3CAddUnitHeader 5.4.14 V3CAddTileId .7 5.4.15 V3CSetLodIdx. 5.4.16 V3CGetCommonInfoFromSampleEntry .7 5.4.17 V3CGetUnitHeaderInfoFromResvSampleEntry ..8 V3CGetV3CParameterSet ..8 5.4.18 V3CGetSetupUnit. 5.4.19 .9 5.4.20 V3CGetUnitHeader.. ..9 5.4.21 V3CGetSetupUnitCnt .9 5.4.22 V3CGetTileldCnt ..9 5.4.23 V3CGetTileld .9 5.4.24 V3CGetLodIdx .10 5.4.25 V3CParseBox. ..10 5.4.26 V3CParseUnknownBox. .10 5.4.27 V3CNewVideoHEVCSampleEntry .10 5.5 Usage of V3CCarriageApp .10 5.6 Copyright disclaimer for software modules ..11 Conformance for IS0/IEC 23090-10 6 .11 6.1 General .11 6.2 Timed V3C for DASH .11 6.2.1 General ..11 6.2.2 ..12 RedAndBlack .13 6.2.3 Soldier 6.2.4 13 LongDress. 6.2.5 Mitch. .13 Thomas. 6.2.6 .14 6.3 Timed V3C. 14 6.3.1 General .14 6.3.2 ..15 timed_vpcc_01.mp4 6.3.3 timed_vpcc_02.mp4 .15 @ IS0/IEC 2025 - All rights reserved iii