ISO/IEC TECHNICAL REPORT TR 29199-1 First edition 2011-07-15 Information technology JPEG XR image coding system - Part 1: System architecture TechnologiesdeI'information-Systeme de codage d'image JPEG XR- Partie1:Architecturedusysteme Reference number ISO/IEC TR 29199-1:2011(E) IEC ISO/IEC201 ISO/IEC TR 29199-1:2011(E) COPYRIGHTPROTECTEDDOCUMENT ISO/IEC2011 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 postale56.CH-1211Geneva20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail copyright@iso.org Web www.iso.org Published in Switzerland ISO/IECTR29199-1:2011(E) Contents Page Foreword... 1 Scope 2 Terms and definitions.. 3 Abbreviations... 4 The JPEG XR image coding system... 5 General overview of technical design... 5.1 5.2 Supported image format types... 5.3 Decoded image structure and interpretation... 5.4 Dataprocessinghierarchyandstructures 5.5 The JPEG XR transform structure and hierarchy... 5.6 Handling of image and tile boundaries .... 13 5.7 Quantization and lossless representation.. 5.7.1 Overall quantization design concepts.. 5.7.2 Quantization control onaspatialregionbasis... 14 5.7.3 Quantization control on a frequency band basis.... 5.7.4 Quantization control on a colour plane component basis....... 5.7.5 Quantization control type combinations.. 14 5.8 Predictionoftransform coefficients and coded blockpatterns 5.9 Adaptive ordering of coefficient scanning pattern........ 15 5.10 Entropy coding of transform coefficients.... 15 5.11 Codestream structure.... 16 6 JPEGXRdesign inrelationtobaselineJPEGandJPEG2000 6.1 General ..... 17 6.2 Image area partition... 18 6.3 Image fidelity refinement.. 7 High dynamic range (HDR) image coding... .18 7.1 HDR formats supported in JPEG XR.... 18 7.2 HDR signal processing design in JPEG XR.... 7.3 Examples of HDR applications for JPEG XR.... 61 8 JPEG XR profiles and levels... 8.1 Overview of profiles and levels .. 19 8.2 Sub-Baseline profile.. .20 8.3 Baseline profile... 20 8.4 Main profile... 8.5 Advanced profile... 20 8.6 Levels ...... 21 9 JPEG XR encoding practices.. 9.1 General encoding guidelines ... 21 9.2 Encoding for random access.... 21 9.3 Guidelines for tile size selection... 10 TheJPEGXR decodingprocess functionality 23 .*** 10.1 JPEGXR decoding process structure... 23 10.2 Output colourconversion... 24 10.3 Resolution scalability at decoder. 24 10.3.1 10.3.2 DC-only image decoding .. 24 iii riahtsreserved