GB/T 30248.1-2013 English PDF

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GB/T 30248.1-2013: Information technology -- JPEG 2000 image coding system -- Part 1: Core coding system
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 30248.1-2013	4034	Add to Cart	10 days	Information technology -- JPEG 2000 image coding system -- Part 1: Core coding system	Valid

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Basic data

Standard ID: GB/T 30248.1-2013 (GB/T30248.1-2013)
Description (Translated English): Information technology -- JPEG 2000 image coding system -- Part 1: Core coding system
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: L71
Classification of International Standard: 35.040
Word Count Estimation: 202,269
Quoted Standard: GB/T 17235.1-1998; GB/T 17235.2-1998; ISO/IEC 646-1991; ISO/IEC 11578-1996; ISO 8859-15-1999; IEC 61966-2-1-1999; IEC 61966-2-1-1999/AMD 1-2003; ITU-T ���� T.88-2000; ITU-T ���� T.84-1996; ITU-T ���� T.84-1996/AMD 1-1999; ITU-T ���� T.86-1998; ITU-T ���� T.87-1998;
Adopted Standard: ISO/IEC 15444-1-2004, IDT
Regulation (derived from): National Standards Bulletin 2013 No. 27
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This standard specifies the encoding of binary digital still images, continuous gray digital still images, discrete tone digital still images, digital continuous-tone still images and a series of lossless and lossy compression algorithms. This standard: S

GB/T 30248.1-2013: Information technology -- JPEG 2000 image coding system -- Part 1: Core coding system

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Information technology JPEG 2000 image coding system Part 1. Core coding system ICS 35.040 L71 National Standards of People's Republic of China IT JPEG2000 image coding system Part 1. Core Coding System Part 1. Corecodingsystem (ISO /IEC 15444-1.2004, IDT) Issued on. 2013-12-31 2014-07-15 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Table of Contents

Introduction Ⅲ Introduction Ⅳ 1 Scope 1 2 Normative references 1 3 Terms and definitions 2 4 Abbreviations and symbols 10 5 Overview 12 6 Encoder requirements 14 7 Decoder requirements 15 8 implementation requirements 15 Appendix A (normative) grammar stream 16 Appendix B (normative) image and the compressed image data sorting 50 Annex C (normative) entropy coding algorithm 71 Annex D (normative) Coefficient bit model 91 Appendix E (normative) quantization 102 Discrete Wavelet Annex F (normative) fragment component transform 105 Annex G (normative) and the DC component of the transfer of multi-component transform 124 Image encoding Annex H (normative) with a region of interest 127 Annex I (normative appendix) JP2 file format syntax 131 Appendix J (informative) Examples and Guide 156 Annex K (informative) References 193 Annex L (normative) Patent Statement 197

Foreword

GB/T 30248 "IT JPEG2000 image coding system" is divided into the following sections. --- Part 1. Core coding system; --- Part 2. Extended; --- Part 3. Motion JPEG2000; --- Part 4. Conformance testing; --- Part 5. Reference software; --- Part 6. Compound image file format; --- Part 8. Security JPEG2000; --- Part 9. interactive tools, APIs and protocols; --- Part 10. three-dimensional data expansion; --- Part 11. Wireless JPEG2000; --- Part 12. ISO base media file format; --- Part 13. an entry-level encoder. This section GB/T Part of 130,248. This section drafted in accordance with GB/T 1.1-2009 given rules. This section uses the translation method identical with ISO /IEC 15444-1.2004 "Information technology JPEG2000 image coding system 1 Part I. Core coding system ", but also added the following amendments and technical corrections. ISO /IEC 15444-1.2004/Cor.1.2007, ISO /IEC 15444-1.2004/Cor.2.2008, ISO /IEC 15444-1.2004/Amd.1.2006, only made editorial changes. This part is proposed by the Ministry of Industry and Information Technology of the People's Republic of China. This part of the National Information Technology Standardization Technical Committee (SAC/TC28) centralized. This section drafted by. China Electronics Standardization Institute, Communication University of China. The main drafters of this section. Lou Dongsheng, high Lin Peng, Yang Shuang, Wang Xiao.

Introduction

References in this section, see Appendix K. This section of the patent specification in Appendix L. IT JPEG2000 image coding system Part 1. Core Coding System

1 Scope

GB/T 30248 Part of encoded into binary digital still images, continuous gradation digital still images, discrete digital still image color tone Like, continuous-tone still digital images defines a set of lossless and lossy compression algorithm. This section. --- Specification from the compressed image data to reconstructed image data decoding process; --- Containing specification for explaining the compressed image data stream syntax; --- Specification of a file format; --- Providing the raw image data from the compression encoding process to the image data of Guidelines; --- Provides guidance in practice how these processes.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 17235.1-1998 Information technology continuous-tone still images - Digital compression and coding - Part 1. Requirements and guidelines (Idt ISO /IEC 10918-1.1994) GB/T 17235.2-1998 Information technology continuous-tone still images - Digital compression and coding - Part 2. Conformance testing (Idt ISO /IEC 10918-2.1994) ISO /IEC 646.1991 Information technology - ISO 7 for information interchange coded character set (Informationtechnology-ISO 7-bitcodedcharactersetforinformationinterchange) ISO /IEC 11578.1996 Information technology - OSI remote call (Informationtechnology-Opensys- temsinterconnection-remoteprocedurecal (RPC)) Section 151 999 Information technology - 8-bit single-byte coded graphic character sets.. ISO 8859-15 Latin alphabet characters in the first nine (Informationtechnology-8-bitsingle-bytecodedgraphiccharacteraets-Part 15. LatinalphabetNo.9) IEC 61966-2-1.1999 Multimedia systems and equipment - Colour measurement and management - Part 2-1. Default RGB Color Management Color Space sRGB (Multimediasystemsandequipment-Colourmeasurementandmanagement-Part 2-1. Colourmanagement-defaultRGB coloursoace-sRGB ) IEC 61966-2-1.1999/Amd.1.2003 Multimedia systems and equipment - Colour measurement and management - Part 2-1. Colour management Default RGB Color Space sRGB (Amendment1-Multimediasystemsandequipment-Colourmeasure- mentandmanagement-Part 2-1. Colourmanagement-defaultRGB colourspace-sRGB ) ITU-T Recommendation T.88 (2000) | ISO /IEC 14492.2001 Information technology - binary image lossy/lossless coding (In- formetiontechnology-Lossy/lossesscodingofbi-levelimages) ITU-T Recommendation T.84 (1996) | ISO /IEC 10918-3.1997 Information technology - compression of continuous-tone still images and programming Code. Extended (Informationtechnology-Digitalcompressionandcodingofcontinuous-tonestilimages. Ex- tension) ITU-T Recommendation T.84 (1996) /Amd.1 (1999) | ISO /IEC 10918-3.1997/Amd.1.1999 Information technology - even ......

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