1、Information technology JPEG 2000 image coding system Part 5:Reference softwareTechnologies de linformation Systme de codage dimages JPEG 2000 Partie 5:Logiciel de rfrenceINTERNATIONAL STANDARDISO/IEC 15444-5Third edition 2021-10Reference number ISO/IEC 15444-5:2021(E)ISO/IEC 2021iiISO/IEC 15444-5:20
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4、.iso.orgPublished in Switzerland ISO/IEC 2021 All rights reservedISO/IEC 15444-5:2021(E)ISO/IEC 2021 All rights reservediii Foreword ISO(the International Organization for Standardization)and IEC(the International Electrotechnical Commission)form the specialized system for worldwide standardization.
5、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 inter
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7、al criteria needed for the different types of document should be noted.Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights.ISO and IEC shall not be held responsible for identifying any or all such patent rights.Details of any patent ri
8、ghts identified during the development of the document will be in the Introduction and/or on the ISO list of patent declarations received(see www.iso.org/patents)or the IEC list of patent declarations received(see https:/patents.iec.ch).Any trade name used in this document is information given for t
9、he convenience of users and does not constitute an endorsement.For an explanation of the voluntary nature of standards,the meaning of ISO specific terms and expressions related to conformity assessment,as well as information about ISOs adherence to the World Trade Organization(WTO)principles in the
10、Technical Barriers to Trade(TBT)see www.iso.org/iso/foreword.html.In the IEC,see www.iec.ch/understanding-standards.This document was prepared by ITU-T(as ITU-T REC.T.803)and drafted in accordance with its editorial rules,in collaboration with Joint Technical Committee ISO/IEC JTC 1,Information tech
11、nology,Subcommittee SC 29,Coding of audio,picture,multimedia and hypermedia information.This third edition cancels and replaces the second edition(ISO/IEC 15444-5:2015),which has been technically revised.The main changes are as follows:addition of a software reference implementation of a High Throug
12、hput(HT)block coding algorithm specified in Rec.ITU-T T.814|ISO/IEC 15444-15;and addition of a software reference implementation of a JPH file format specified in Rec.ITU-T T.814|ISO/IEC 15444-15.A list of all parts in the ISO/IEC 15444 series can be found on the ISO and IEC websites.Any feedback or
13、 questions on this document should be directed to the users national standards body.A complete listing of these bodies can be found at www.iso.org/members.html and www.iec.ch/national-committees.Rec.ITU-T T.804(06/2021)v TABLE OF CONTENTS Page 1 Scope.1 2 Normative references.2 2.1 Identical Recomme
14、ndations|International Standards.2 2.2 Additional references.2 3 Definitions.2 4 Abbreviations and symbols.5 4.1 Abbreviations.5 4.2 Symbols.5 5 Conventions.6 6 General description.6 7 Copyright and licensing.6 8 Platform requirements.7 9 Reference code structure.7 9.1 JasPer executables.7 9.2 JJ200
15、0 executables.7 9.3 OpenJPEG executables.8 9.4 TT executable.8 9.5 Codestream-parser executable.8 10 Software availability and updates.8 Annex A JASPER C reference software software description.9 A.1Introduction.9 A.2Software updates.9 A.3Version numbering.9 A.4Software overview.9 A.5JasPer library.
16、10 A.6JasPer demo application programs.10 A.7Software requirements.11 A.8Building the software.11 A.9Using the software.11 Annex B JJ2000 Java reference software software description.12 B.1Introduction.12 B.2Software updates.12 B.3Software architecture.12 B.4Installing and running the software.13 Annex C OpenJPEG C reference software-software description.14 C.1Introduction.14 C.2Getting and updating the software.14 C.3Building and using the software.14 C.4Testing the software.14 Annex D TT C+ref
