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The scope of activity of the Moving Picture Coding Experts Group (MPEG) covers standardisation of all technologies that are required for interoperable multimedia. A rough classification of areas covered by MPEG standards is

Media coding Composition coding Description coding System support
IPMP Digital Item Transport and file format Multimedia architecture
Application formats Generic media technologies Reference implementations Conformance

 

 

 

Technology Area

 Summary 1-pager White paper Presentation

1.

 

 

Media coding

Standards to represent natural and synthetic media such as audio, video, graphics etc. in a bit-efficient way

 

1.

 

2D Video coding

 Coded representation of time-dependent 2-D arrays of pixels (video)
    1.

MPEG-1 Video

 X X X X
   

2.

MPEG-2 Video

 X X X X
   

3.

MPEG-4 Visual (rectangular)

 X X X X
   

4.

Shape coding (non-rectangular)

 X X X X
   

5.

Advanced Video Coding

 X X X X
   

6.

Scalable Video Coding

 X X X X
   

7.

Scalable Video Coding

 X X X X
    8. Auxiliary Video Data Representation X X    
 

2.

 

3D Video coding

Coded representation of time-dependent 3-D arrays of pixels
   

1.

Multi-view video coding

 X X    
 

3.

 

Audio coding

 Coded representation of audio (speech and music) information
    1.

MPEG-1 Audio

X X X X
   

2.

MPEG-2 Audio

X X X X
    3.

Advanced Audio Coding

 X X X X
   

4.

Parametric Audio Coding

 X X X X
    5.

Spectral Band Replication

 X X X X
   

6.

Lossless coding

 X X X X
   

7.

Scalable Lossless coding

 X X X X
    8.

1-bit Lossless Coding

X X X X
 

 

9.

 MPEG Surround X X X X
   

10.

Scalable Audio

 X X X X
 

4.

 

2D Graphic coding

Coded representation of 2D synthetic information
 

 

1.

 Texture coding X X X X
 

 

2.

 2D mesh coding X X X X
 

5.

 

3D Graphic coding

Coded representation of 3D synthetic information

 

 

1.

 Face and Body Animation X X X X
 

 

2.

 3D mesh coding X X X X
 

 

3.

 AFX X X X X
 

6.

   Synthetic audio coding

Coded representation of synthetic audio information

 

 

1.

 Structured audio X X X X
  7.   Text coding

Coded representation of text information

 

 

1.

 Streaming text format X X X X
 

8.

 

 Font coding

Coded representation of font information

 

 

1.

 Font compression and streaming X X X X
 

 

2.

 Open Font Format X X X X
 

9.

 

 Music coding

Coded representation of musical information

    1. Symbolic Music Representation X X X X

2.

 

 

Composition coding

Standards to describe how different media objects are composed in a scene

 

 1.

 

Composition coding

Coded representation of the composition of media objects in a scene
 

 

1.

 Binary Format for Scenes X X X X
 

 

2.

 Audio BIFS X X X X
    3. Lightweight Scene Representation X X X X
3.     Description coding Standards to describe media content that can be stored and transmitted for use by a machine
  1.   Description technologies Descriptors, Description Schemes, Description Definition Language  and efficient representation technologies
 

 

1.

 Description Definition Language X X X X
    2. MPEG-7 Schemas X X X X
 

2.

 

Video description

 Description of video and image information
 

 

1.

 Low level descriptions X

X

X X
    2. High level descriptions X

X

X X
  3.   Audio description Description of audio information
 

 

1.

 Low level descriptions X

X

X X
    2. High level descriptions X

X

X X
  4.   Multimedia description Description of information types that are used in multimedia applications
    1. Multimedia Description Schemes X X X X
4.     Systems support Standards to enable the use of digital media by an application
  1.   Multiplexing and synchronisation

Technologies to serialise multiple media sources and to keep them synchronised

    1. MPEG-1 X X X X
    2. MPEG-2 X X X X
    3. MPEG-4 X X X X
      Signaling

Protocols to interact with a delivery system

    1. DSM-CC User to User X X X X
    1. DSM-CC User to Network X X X X
    2. DMIF X X X X
5.     IPMP Standards to enable the Management and Protection of Intellectual Property related to digital media objects
  1.   Identification Technologies Technologies to uniquely identify media objects
    1. MPEG-2 Copyright Identifier X X X X
    2. Object Content Information X X X X
    3. Digital Item Identification X X X X
      Rights Expression Technologies Syntax and semantics of Rights Expression Languages and Dictionary of terms of Rights Data
    1. Rights Expression Language X X X X
    2. Rights Data Dictionary X X X X
  3.   Persistent Association Technologies Technologies to bind information to resources in a persistent fashion
    1. Evaluation Tools for Persistent Association X X X X
  4.   Access Technologies Protocols to access IPMP tools when they are required by an IPMP system
    1. MPEG-2 IPMP X X X X
    2. MPEG-4 IPMP X X X X
    3. MPEG-21 IPMP X X X X
6.     Digital Item Standards to represent structured digital objects, including identification, metadata and governance information
  1.   Digital Item Technologies Technologies designed to deal specifically for Digital Items, such as Digital Item Declaration, Digital Item Processing and Event Reporting
    1. Digital Item Declaration X X X X
    2. Digital Item Processing X X X X
    3. C++ bindings X X X X
    4. Session mobility X X X X
    5. Event Reporting X X X X
    6. Schema Files X X X X
  2.   Resources in Digital Items Handling of resources in Digital items such as when adapting or identifying fragments
    1. Digital Item Adaptation X X X X
    2. Fragment Identification for MPEG Resources X X X X
7     Transport and File Format Standards to enable the transport of digital media by means of files or transport protocol
  1.   Transport of Media Streams Technology to transport digital media information on a transport protocol
    1. Program Stream X X X X
    2. Transport Stream X X X X
    3. M4Mux X X X X
  2.   Media File Formats Technology to package digital media information in a file
    1. ISO Base Media File Format X X X X
    2. MPEG-4 File Format X X X X
    3. AVC File Format X X X X
    4. SVC File Format X X X X
    5. Digital Item File Format X X X X
  3.   Transport of Digital Items Technology to transport digital items
    1. Digital Item Streaming X X X X
8.     Multimedia architecture

Reference models and technology to enable the use of digital media in a device or by an application

  1.   Terminal Architecture Reference architectures for MPEG standards
    1. MPEG-1 X X X X
    2. MPEG-2 X X X X
    3. MPEG-4 X X X X
    4. MPEG-7 X X X X
  2.   Application Programming Interfaces API to enable enhanced use of rich media
    1. MPEG-J X X X X
    2. MPEG-J GFX X X X X
    3. Multimedia Middleware Architecture X X X X
    4. Multimedia API X X X X
    5. Component Model X X X X
    6. Resource and Quality Management X X X X
    7. Component Download X X X X
    8. Fault Management X X X X
    9. System Integrity Management X X X X
9.     Application formats Standards to support specific applications by means of component MPEG technologies
  1.   Players Specification of formats for media players
    1. Music Player X X X X
    2. Photo Player X X X X
    3. Musical Slide Show Player X X X X
    4. Media Streaming Player X X X X
    5. Professional Archival X X X X
10     Generic Media Technologies Generic standard technologies for digital media to be used across MPEG standards
  1.   XML Technologies XML-related technologies such as binarisation
    1. Binary MPEG format for XML X X X X
  2.   Signal Processing Technologies DSP technologies such as 8x8 DCT and IDCT, and coding tool specification
    1. Generic inverse DCT specification X X X X
    2. Fixed point implementation of DCT/IDCT X X X X
    3. Coding Tool Repository X X X X
11.     Reference implementations Implementation of MPEG standards using programming languages or Hardware Description Languages
  1.   Reference software Implementation of MPEG standards using a programming language
    1. MPEG-1 X X X X
    2. MPEG-2 X X X X
    3. MPEG-4 X X X X
    4. MPEG-7 X X X X
    5. MPEG-21 X X X X
    6. MPEG-A X X X X
    7. MPEG-B X X X X
    8. MPEG-C X X X X
    9. MPEG-D X X X X
    10. MPEG-E X X X X
  2.   Reference hardware description

Implementation of MPEG standards using a hardware description language

    1. MPEG-4 X X X X
12.     Conformance Specification of procedures and data to test the conformance of encoders, bitstreams or decoders to an MPEG standard
  1.   MPEG-1

MPEG-1 conformance

    1. Systems X X X X
    2. Video X X X X
    3. Audio X X X X
  2.   MPEG-2

MPEG-2 conformance

    1. Systems X X X X
    2. Video X X X X
    3. Audio X X X X
    4. DSM-CC X X X X
  3.