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1. Title
Coding of Moving Pictures and Audio


2. Area of work
Development of international standards for compression, decompression, processing, and coded representation of moving pictures, audio, and their combination, in order to satisfy a wide variety of applications.

3. Programme of work

  • Serve as responsible body within ISO/IEC for recommending a set of standards consistent with the Area of Work;

  • Cooperate with other standardisation bodies dealing with similar applications;

  • Consider requirements for interworking with other applications such as telecommunications and broadcasting, with other image coding algorithms defined by other SC29 working groups and with other picture and audio coding algorithms defined by other standardisation bodies;

  • Define methods for the subjective assessment of quality of audio, moving pictures and their combination for the purpose of the area of work;

  • Assess characteristics of implementation technologies realising coding algorithms of audio, moving picture and their combination;

  • Assess characteristics of digital storage and other delivery media target of the standards developed by WG11;

  • Develop standards of coding of moving pictures, audio and their combination taking into account quality of coded media, effective implementation and constraints from delivery media;

  • Propose standards for the coded representation of moving picture information;

  • Propose standards for the coded representation of audio information;

  • Propose standards for the coded representation of information consisting of moving pictures and audio in combination;

  • Propose standards for protocols associated to coded representation of moving pictures, audio and their combination

4. List of work items

11172

(MPEG-1)

Coding of moving pictures and associated audio at up to about 1.5 Mbit/s

 

Part 1

Systems

 

Part 2

Video

 

Part 3

Audio

 

Part 4

Conformance testing

 

Part 5

Software simulation

13818

(MPEG-2)

Generic coding of moving pictures and associated audio

 

Part 1

Systems

 

Part 2

Video

 

Part 3

Audio

 

Part 4

Conformance testing

 

Part 5

Software simulation

 

Part 6

System extensions - DSM-CC

 

Part 7

Advanced Audio Coding

 

Part 8

VOID - (withdrawn)

 

Part 9

System extension RTI

 

Part 10

Conformance extension - DSM-CC

 

Part 11

IPMP on MPEG-2 Systems

14496

(MPEG-4)

Coding of audio-visual objects

 

Part 1

Systems

 

Part 2

Visual

 

Part 3

Audio

 

Part 4

Conformance testing

 

Part 5

Reference Software

 

Part 6

Delivery Multimedia Integration Framework

 

Part 7

Optimised software for MPEG-4 tools

 

Part 8

4 on IP framework

 

Part 9

Reference Hardware Description

 

Part 10

Advanced Video Coding

 

Part 11

Scene Description and Application Engine

 

Part 12

ISO Base Media File Format

 

Part 13

IPMP Extensions

 

Part 14

MP4 File Format

 

Part 15

AVC File Format

 

Part 16

Animation Framework eXtension (AFX)

 

Part 17

Streaming Text Format

 

Part 18

Font compression and streaming

 

Part 19

Synthesized Texture Stream

 

Part 20

Lightweight Application Scene Representation

 

Part 21

MPEG-J Extension for rendering

 

Part 22

Open Font Format

 

Part 23

Symbolic Music Representation

 

Part 24

Audio-System interaction

 

Part 25

3D Graphics Compression Model

 

Part 26

Audio Conformance

 

Part 27

3D Graphics Conformance

15938

(MPEG-7)

Multimedia Content Description Interface

 

Part 1

Systems

 

Part 2

Description Definition Language

 

Part 3

Visual

 

Part 4

Audio

 

Part 5

Multimedia Description Schemes

 

Part 6

Reference Software

 

Part 7

Conformance

 

Part 8

Extraction and Use of MPEG-7 Descriptions

 

Part 9

Profiles

 

Part 10

Schema definition

 

Part 11

Profile schemas

 

Part 12

Query Format

21000

(MPEG-21)

Multimedia Framework

 

Part 1

Vision, Technologies and Strategy

 

Part 2

Digital Item Declaration

 

Part 3

Digital Item Identification

 

Part 4

IPMP Components

 

Part 5

Rights Expression Language

 

Part 6

Rights Data Dictionary

 

Part 7

Digital Item Adaptation

 

Part 8

Reference Software

 

Part 9

File Format

 

Part 10

Digital Item Processing

 

Part 11

Evaluation Tools for Persistent Association

 

Part 12

Test Bed for MPEG-21 Resource Delivery

 

Part 13

VOID - (to MPEG-4 part 10)

 

Part 14

Conformance

 

Part 15

Event reporting

 

Part 16

Binary format

 

Part 17

Fragment Identification

 

Part 18

Digital Item Streaming

 

Part 19

Media Value Chain Ontology

23000

(MPEG-A)

Multimedia Application Formats

 

Part 1

Purpose for Multimedia Application Formats

 

Part 2

Music Player Application Format

 

Part 3

Photo Player Application Format

 

Part 4

Musical Slide Show Application Format

 

Part 5

Media Streaming Application Format

 

Part 6

Professional Archival Application Format

 

Part 7

Open Access Application Format

 

Part 8

Portable Video Application Format

 

Part 9

Digital Multimedia Broadcasting Application Format

 

Part 10

Video Surveillance Application Format

 

Part 11

Stereoscopic Video Application Format

 

Part 12

Interactive Music Application Format

23001

(MPEG-B)

MPEG Systems Technologies

 

Part 1

Binary MPEG format for XML

 

Part 2

Fragment Request Unit

 

Part 3

XML Representation of IPMP-X messages

 

Part 4

Codec Configuration Representation

 

Part 5

Bitstream Syntax Description Language

23002

(MPEG-C)

MPEG Video Technologies

 

Part 1

Accuracy specification for implementation of integer-output IDCT

 

Part 2

Fixed point 8x8 DCT/IDCT

 

Part 3

Auxiliary Video Data Representation

 

Part 4

Video Tool Library

23003

(MPEG-D)

MPEG Audio Technologies

 

Part 1

MPEG Surround

 

Part 2

Spatial Audio Object Coding

 

Part 3

Unified Speech and Audio Coding

23004

(MPEG-E)

MPEG Multimedia Middleware

 

Part 1

Architecture

 

Part 2

Multimedia API

 

Part 3

Component Model

 

Part 4

Resource and Quality Management

 

Part 5

Component Download

 

Part 6

Fault Management

 

Part 7

System Integrity Management

 

Part 8

Reference Software and Conformance

23005

(MPEG-V)

Media Context and Control

 

Part 1

Architecture

 

Part 2

Control Information

 

Part 3

Sensory Information

 

Part 4

Virtual World Object Characteristics

 

Part 5

Data Formats for Interaction Devices

 

Part 6

Common Types and Tools

 

Part 7

Reference Software

23006

(MPEG-M)

MPEG Extensible Middleware

 

Part 1

Architecture and Technologies

 

Part 2

Application Programming Interface

 

Part 3

Reference Software and Conformance

 

Part 4

MXM Protocols

23007

(MPEG-U)

MPEG Rich Media User Interface

 

Part 1

Widgets

 

Part 2

Advanced User Interaction Interface

 

Part 3

Reference Software and Conformance

5. Projects

JTC1.29.05.01

(MPEG-1)

JTC1.29.05.02

(MPEG-2)

JTC1.29.13

(MPEG-4)

JTC1.29.15

(MPEG-7)

JTC1.29.17

(MPEG-21)

JTC1.29.18

(MPEG-A)

JTC1.29.21

(MPEG-B)

JTC1.29.22

(MPEG-C)

JTC1.29.23

(MPEG-D)

JTC1.29.24

(MPEG-E)

JTC1.29.25

(MXM Protocols)

JTC1.29.27

(MPEG-V)

JTC1.29.29

(MPEG-M)

JTC1.29.30

(MPEG-U)

6. Secretariat
UNINFO (Italy)

7. Structure

WG 11

 

Convenor

Leonardo Chiariglione

IT

 

MPEG-Requirements

Chairman

J�rn Ostermann

DE

 

MPEG-Systems

Chairman

Olivier Avaro

FR

 

MPEG-Video

Chairman
Chairman

Jens-Rainer Ohm
Gary Sullivan

DE
US

 

MPEG-Audio

Chairman

Schuyler Quackenbush

US

 

MPEG-3DGC

Chairman

Marius Preda

FR

 

JCT

Chairman
Chairman

Jens-Rainer Ohm
 

DE
 

8. Terms of Reference of Experts Groups
8.1 MPEG-Requirements

Name: Requirements

Title
Requirements studies for MPEG standards.


Area of work
Studies with the purpose of making sure that requirements coming from the prospective applications and application areas of the generic coding algorithms developed by WG11 are taken in due consideration in all phases of the work.

Programme of work

  • Collect and organise requirements, generic as well as specifically coming from the different application fields

  • Identify the need of technologies not currently being considered by WG11 subgroups

  • Produce a requirement definition document prior to specification phase

  • Constantly update requirements definitions following arising needs coming from application areas

  • Monitor the conformance of the specifications under development with the requirements

  • Develop profiling solutions to address relevant classes of applications for MPEG standards

  • Assist in the development of MPEG standards

  • Liaise with other standard bodies in the field of requirements

8.2 MPEG-Systems

Name: Systems

Title
Coded Representation of Delivery Protocols and Formats, of Presentation Information, and of Schemes for Declaring and Describing Multimedia Content Data Structures and Related Information

Area of Work

Development of international standards enabling the carriage and the storage of multimedia content and related information on specific delivery mechanisms, jointly with the respective standards bodies that develop these delivery mechanisms such as:

  • Carriage on MPEG-2 Systems

  • Carriage over RTP

  • Carriage over HTTP

  • Storage in ISO File Format

Development of international standards enabling the presentation of a combination of coded media such as text, images, graphics, audio, moving images and related information.

Development of international standards for schemes that declare and describe digital items, multimedia content data structures and related information, enabling creation, exchange, distribution, transaction, storage, search, retrieval, browsing and filtering of digital items and multimedia content.

Programme of work:

  • Serve as responsible body within ISO/IEC for recommending a set of standards consistent with the area of work;

  • Consider requirements for its areas of work;

  • Develop architecture within the scope of work to satisfy these requirements;

  • Develop standards within the scope of work;

  • Cooperate with other standardisation bodies dealing with similar applications;

  • Test and validate the effective, efficient and extensible operation of the developed standards;

  • Verify the overall end-to-end operation e.g., with walkthroughs to ensure consistency;

  • Perform explorations w.r.t. new technology trend areas within the scope of work

8.4 MPEG-Video

Name: Video

Title:
Coding of moving image information, evaluation of coding systems and content description schemes related to visual information, complexity and implementation feasibility analysis for visual information coding systems and content description schemes.

Area of Work
Development of international standards for coded representation of moving pictures, visual information and associated metadata. The evaluation of coding techniques and description schemes is performed based on their performance (both objectively and by formal subjective testing), efficiency with respect to software implementation, VLSI (programmable & dedicated) implementation and feasibility of systems architectures.


Programme of Work

  • Serve as responsible body within ISO/IEC for recommending a set of standards consistent with the area of work;

  • Cooperate with other standardisation bodies dealing with similar applications;

  • Consider requirements for interworking with other moving picture coding algorithms defined by other working groups of SC 29 and other standardisation bodies;

  • Define relevant input image material and output image devices;

  • Develop and test efficient coding-decoding algorithms;

  • Propose standards for the coded representation of moving image information and associated metadata.

  • Develop methods for the subjective assessment of moving pictures bearing in mind the related activities of other standards making bodies, and cooperating with them

  • Define and produce test source material;

  • Organize subjective assessment tests for the quality of moving pictures

  • Establish performance analysis criteria

  • Carry out performance analysis by core experimentation procedures

  • Establish complexity analysis criteria.

  • Perform complexity analysis for representative sets of tools and algorithms.

  • Solicit inputs from and engage in liaison with external bodies :-

  • Perform explorations w.r.t. new technology trend areas within the scope of work

8.5 MPEG-Audio

Name: Audio

Title:
Coding of Audio Information

Area of Work
Development of international standards for coded representation of audio information.

Programme of Work

  • Serve as responsible body within ISO/IEC for recommending a set of standards consistent with the area of work;

  • Cooperate with other standardisation bodies dealing with similar applications;

  • Consider requirements for interworking with other audio coding algorithms defined by other standardisation bodies;

  • Define relevant input audio material;

  • Develop efficient audio coding-decoding algorithms;

  • Propose standards for the coded representation of audio information;

  • Assess complexity of audio coding-decoding algorithms;

  • Define, organize and conduct subjective assessment tests that assess the quality of audio coding-decoding algorithms;

  • Solicit inputs from and engage in liaison with external bodies;

  • Perform explorations of possible new technology within the scope of work;

8.6 MPEG-3DGC

Name: 3D Graphics Coding

Title

Coding of 3D graphics primitives for static and animated objects, coding of data for 3D graphics environments and integration of them with natural audio and video information.

Area of work

Development of standards for 3D Graphics Coding

Programme of work

  • Serve as responsible body within ISO/IEC for recommending a set of standards consistent with the area of work;

  • Cooperate with other standardisation bodies dealing with similar applications;

  • Consider requirements for inter-working with other 3D graphics coding approaches defined by other working groups of ISO and other standardisation bodies;

  • Develop and test efficient coding-decoding algorithms;

  • Propose standards for the coded representation of 3D graphics information and associated metadata;

  • Define relevant input 3D graphics material;

  • Define and produce test source material;

  • Provide source code implementation for proposed standards;

  • Establishment of performance analysis criteria;

  • Performance analysis by core experimentation procedures;

  • Establishment of complexity analysis criteria;

  • Perform complexity analysis for representative sets of tools and algorithms;

  • Solicit inputs from and engage in liaison with external bodies :

    • Technology trend information sources,

    • Other "standards bodies " and consensus forming bodies;

  • Perform explorations with respect to new technology trend areas within the scope of work.  

8.10 Joint Collaborative Team on Video coding (JCT, Joint with ITU-T)

See N11112