1. To study the audio part of 14496-4 PDAM 1
2. To collect and verify conformance bitstreams

Co-Chair:

Sanae Hotani (hotani@spg.yrp.nttdocomo.co.jp)

1. Further develop the MPEG-7 audio core experiment procedure and identify applications as bases for evaluation and for promotion to industry;
2. Carry out the CEs in docs N3236–N3240.
3. Develop the audio descriptor framework by further identifying & classifying audio descriptors;
4. Identify any new potential MPEG-7 audio core experiments;
5. Conduct any other audio-related MPEG-7 business; and
6. Evangelize: Promote MPEG-7 Audio to industry and within the audio research community.

1. SMPTE Metadata Dictionary
2. Extended Dublin Core
3. OpenSMEF
4. others

The harmonisation will map the elements with MPEG7 existing DSs and Ds. Depending on the standard under consideration, attributes values may need to be considered. The mapping will allow to find commonalties and gaps. The guidelines document (with examples) is due 15^th April (by chair). Deadline for harmonisation document 22^nd May.

2. Follow up the CEs in order to keep track of the MedMet implementations and validations.

3. Update the Content Management (MedMet) DSs based on validation with existing practices and related CEs, and check MedMet DSs compliance with DDL.

Other business will be conducted by E-mail or Telephone.

1. Further develop the AV DS core experiment procedure and edit the DS CE methodology document
2. Carry out core experiments for AV DSs based on the experiment work plans.
3. Identify potential candidates for AV DS CEs.
4. Maintain and collect material for the AHG FTP site.
5. Make available additional test content to the MPEG-7 community.

"subscribe mpeg-7-ds-ce <email address>" in the message body.

Phil Garner (philg@cre.canon.co.uk )

A meeting may be held two days before the May MPEG meeting

1. Identify and define concepts of the audio-visual domain relevant to MPEG-7
2. Update the MPEG-7 Description Schemes Principal Concept List (V0.7)
3. Establish mappings of the principal concepts of the audio-visual domain to the MPEG-7 DSs and Ds
4. Identify holes in MPEG-7 DS and D development
5. Study the distinction of DSs and Ds from the viewpoint of the conceptual model

1. Study the minimal set of relationship (major type) that need to be represented in the Semantic DS.
2. Study a possible change of the Event DS syntax so as to enable the representation of the State DS.
3. Provide examples to clarify the definition attached in the CE document Nxxxx describing each component of the Semantic DS.
4. Get feedback from participants involved in the Core Experiment on Semantic DS.

Other business will be conducted by E-mail or Telephone.

To investigate modifications of the criteria for conformance for the SVP, to avoid over-engineering of decoders, by bounding the maximal number of I MBs per second requiring AC prediction.

1. To discuss XM development,
2. To identify mechanisms and supply additional examples for integrating software tools into the XM,
3. To identify complexity features which should be measured for special XM-components,
4. To identify the means of measuring complexity features,
5. To identify the possibility of integrating computational complexity measures and evaluation tools into the MPEG-7 XM.
6. To coordinate the software integration of MPEG-7 Visual XM Tools
7. To coordinate the software integration of MPEG-7 Audio XM Tools
8. To coordinate the software integration of MPEG-7 MMDS XM Tools

1. Establish Requirements for integration of metadata schemas between MPEG7, SMPTE Metadata Dictionary and EBU P/Meta and discuss if and when integration can be achieved. Decision on progressing with the integration will be done upon receiving a report from the ad hoc group.
2. Collect information on functional equivalents of Ds, DSs, and DDL from SMPTE and EBU P/Meta
3. Define a program of work to achieve integration, taking into account the work done in the AHG on the TV-Anytime Application

1. Develop Version 3 BIFS specification (Flextime, ExternProto, MediaControl and server command, coding of multiple value field, …);
2. Provide Version 3 BIFS software for IM1 platform.
3. Discuss appropriate architecture for PreRoll and buffer functionnality implications in terms of buffer model and level definition.
4. Develop a specification of a Core graphic profile in conjunction with Web3D.
5. Study and develop a framework for upstream for BIFS starting from M5856.
6. Get commitment and industry support on Advanced Audio BIFS profiles.
7. Investigate the use of MPEG-7 DS to represent the MPEG-4 segment descriptor.
8. Develop informative text for reordering of information needed in 3D Mesh Coding.
9. Contribute to the draft Corrigendum 2 on 14496-1 by July.

1. Conduct the discussions on MPEG-4 Textual Format along with W3C and Web3D.
2. Harmonize the MPEG-4 Textual Format with the MPEG-7 Descriptors and Description Schemes.
3. Produce WD 2.0 of MPEG-4 Textual Format for the Geneva Meeting.
4. Produce proposed text for 14496-1/Amd 3 for the 53^rd MPEG meeting.

1. Apply the IM1 Software Implementation Workplan with the help of the committed partners and produce Systems reference software.
2. Provide for software and test streams for demonstrating MPEG-4 capabilities.

1. Contribute to improve text for Internet Drafts related to the transport of MPEG-4 content over the internet jointly with IETF and assure consistency with 13818-1/Amd7.
2. Investigate the definition of constraint on the sync layer for the definition of OD Profiles.
3. Propose text for channel set up and management for MPEG-4 over IP.
4. Study integration of MPEG-4 over IP specification in the DMIF architecture.

1. To collect and refine application and MPEG-4 requirements for multi-user applications, including the Living World requirements.
2. To assess whether pieces of necessary technology are missing from MPEG-4 to meet these requirements, and if so, which pieces.
3. To prepare a Call for Proposal for the next MPEG meeting.

1. Produce MPEG-7 WD 1.0 by resolving open issues described in MPEG-7 Systems WD 0.3.
2. Develop solution to support the streaming of description at the Systems layer.

1. Check that the DDL provides sufficient mechanism to express MPEG-7 link.
2. To refine the subset of XML Schema and the extensions necessary to satisfy MPEG-7 DDL requirements.
3. To release version 2.0 of the DDL WD document in 3 weeks. The new version will reflect the move from the DDL to XML Schema Language.
4. To continue building the DDL parser and developing the interface to the XM;
5. To continue assisting and advising the DS and D groups with encoding their Descriptors and Description Schemes in the DDL and to refine the DDL as required to satisfy their requirements;
6. To resolve any DDL open issues which include:

• links to procedural code, thesauri and ontologies,
• binary encoding of MPEG-7 descriptions;

1. To continue the liaison with W3C’s relevant working groups. This includes:

• continued tracking of XML Schema developments;
• investigation of how to extend XML Schema to satisfy MPEG-7 requirements;
• encoding of MPEG-7 DSs and Ds in the most recent versions of XML Schema language;
• input of specific MPEG-7 requirements to the XML Schema W3C Working Group;
• dissemination of relevant W3C WG documents back to MPEG-7.

1. To develop a web site containing informative and educational material pertaining to the use and application of the DDL. This will include such things as a tutorial, FAQ, examples, best practice guide.
2. Investigate the relationship between Audio-Visual Stylesheets and MPEG-7 Schema expressed in the DDL

1. Conduct the discussions on MPEG-J and contribute to corrigendum 2 of 14496-1.
2. Provide software for the IM1 platform.
3. Contribute to the conformance part for MPEG-J.
4. Contribute to the definition of Systems Profiles and Levels.

1. To make the text of the proposed amendment available on the ahg reflector and to MPEG liaisons,
2. To generate and make publicly available test bitstreams compliant with the syntax of the proposed amendment and alternate syntax using reserved extension ID’s to assist with compliance testing,
3. To gather feedback from industry experts on the location of the proposed amendment.

No meetings

1. Coordination bug fix for the visual FPDAM(V.2 FDIS) software
2. Coordination of the discussion for the incorporation of reference software for FGS and Studio Profile into 14496-5 ammendments
3. Coordination of bit-stream exchange and verification

or tktan@psl.com.sg

1. Identify and integrate the necessary changes to the reference software for performing the conformance.
2. To coordinate the creation of Conformance Bitstreams.
3. Review and revise the Video part of the Conformance FDIS.
4. Review and revise the video part of the conformance PDAM for version 2

No meeting.

or tktan@psl.com.sg

A meeting will be held on the weekend before the March MPEG meeting

1. To collect descriptions of experiments, evaluation criteria and common conditions, editing a document and distribute it to the video group for FGS
2. Coordination of experiments
3. Coordination of bit-stream exchange
4. Maintenance of software and coordination of integration
5. Preparation of subjective tests

A meeting will be held on the weekend before the July MPEG meeting

1. To collect descriptions of core experiments, evaluation criteria and common conditions, editing a document and distribute it to the video group for the Studio Profile
2. Coordinate bitstream exchanges
3. Prepare draft FPDAM for the July meeting

A meeting will be held on the weekend before the July MPEG meeting

1. To collect descriptions of core experiments, evaluation criteria and common conditions, editing a document and distribute it to the video group.
2. Coordination of core experiments

A meeting will be held on the weekend before the May MPEG meeting

1. To collect descriptions of core experiments, evaluation criteria and common conditions, editing a document and distribute it to the video group.
2. Coordination of core experiments

 

3. To address the issue of time DS and coordinates for parametric motion and motion trajectory and localization DS

A meeting will be held on the weekend before the May MPEG meeting

No meeting

1. Continue software and bitstreams contributions to IM1, V1 and V2 conformance.
2. Propose a Graphics profile to include FBA tools.

1. Develop and propose requirements for generic animation coding.
2. Analyze the existing tools and list their capabilities and limitations for generic animation coding.

1. Propose a Graphics profile and a mechanism to link 3DMC with IFS node.
2. Identify and integrate the necessary changes to the reference software for performing the conformance.
3. Coordinate the definition and creation of Conformance Bitstreams.
4. Review and revise the 3DMC part of the Version 2 Conformance document.

1. Finalise the Problem Statement (as drafted in Noordwijkerhout). This problem statement should better reflect the view from the consumer.
2. Draft a ‘Call for Proposals’ to the problems set out in the problem statement

1. Discuss and report multimedia applications and operational environments for watermarking, e.g., meta-watermarking, which are outside intellectual-property-protection domains
2. Evaluate the needs for standardization for these applications.
3. Evaluate the needs for standardization in MPEG.

1. Define the video data compression (lossy and lossless) requirements for digital cinema.
2. Liaise with SMPTE on digital cinema issues.
3. Discuss technical solutions to the above mentioned requirements.
4. Investigate relationship with Studio Profile.

• Continue the discussion on high level requirements from the rights holders' perspective.
• Propose changes to the MPEG-7 Requirements Document

1. To encourage the review and discussion of the "Overview of MPEG-7" document.
2. To make the document more accessible to the general public.
3. To edit the "Overview of MPEG-7" document.

All business will be conducted by E-mail or Telephone.

• Form an industry-focused working committeewithin the ad hoc group to investigate the requirements of, and promote solutions to, various industry domains
• Create an MPEG-7 Industry promotional Web Site
• Create an MPEG-7 repository of applications and demos and provide feedback to the standardization process

• Identify Industry Domains and develop domain-specific MPEG-7 guidance material and appealing demos
• Discuss and start preparing a workshop (tentative schedule: October 2000)

A meeting may be held prior the May MPEG meeting

1. To further elaborate the MPEG-21 Draft Technical Report version 0.1
2. Seek input from representatives of consumers such as ANEC
3. Develop the work to describe the Elements in the Framework using the headings given in section 4 of the Working Draft of the Technical Report. Six groups have been set up to undertake this work on the reflector to be facilitated by:

User Requirements (Didier Mary)

IPMP Related Technologies (Niels Rump)

Terminals and Networks (Jan Bormans)

Content Identification and Description (Keith Hill)

Interacting with Content (Ramesh Pendakur)

Content Representation (Vaughn Iverson)

4. To identify attempts to define a Multimedia Framework in other domains, and to examine these initiatives to draw on their results and conclusions and, if appropriate, to propose their incorporation into MPEG-21.
5. To prepare ideas for a first discussion in Geneva on the proposals and actions for WG11 that should be recommended in the Technical Report

Co- Chair

Rob Koenen

Mpeg-21-request@starlab.net

1. To continue the review the existing list of MPEG7 applications for completeness, and add missing applications
2. To evaluate and complete requirements for the most relevant of these applications, notably with regard to (visual) descriptors
3. To discuss and evaluate the current division of applications into three clusters
4. To asses what is the required level of interoperability between the clusters.
5. To determine the possible implications of such clusters and their requirements on the selection of technologies for the visual entities..

1. (a) To revisit MPEG-7 requirements and consider additions, if any, in the light of the TVA requirements and provide feedback to TVA requirements, (b) To check the completeness of MPEG-7 tools for the TVA application.
2. To identify the TVA related issues that need to be resolved in MPEG-7 systems.
3. To identify the specific sets/subsets of MPEG-7 description schemes that are directly applicable to TVA metadata and communicate the findings to TVA.
4. To consider whether the MPEG profiling concept is applicable to MPEG-7 and use the TVA as a test case.
5. To link with the metadata harmonization activity ongoing in the AHG on Integration of MPEG-7, SMPTE and EBU/Pmeta Metadata (N3286)

Jean Pierre Evain (EBU) (evain@ebu.ch) <Mandate 5>

Carsten Herpel (Thomson) (herpelc@thmulti.com) <Mandate 2>