N6878

AHG on MAF Development

Mandate:

1. Revise MPEG MAF Application Scenarios and Requirements
2. Extract requirements from application scenarios
3. Make proposal for MPEG-A Overview (part 1)
4. Plan for dissemination of MAF concept

Chairs:

Klaus Diepold, -- kldi aht ei doht tum doht de

Wo Chang

Duration:

Until 72st meeting

Meetings:

A meeting may be held in the weekend immediately before the 72st meeting

Reflector:

mappf aht yahoogroups doht com

N6879

AHG on Digital Item Streaming

Mandates:

1. Develop and improve Requirements for Digital Item Streaming.
2. Define the terminology for key-concepts in Digital Item Streaming.
3. Collect DI Streaming use cases.
4. Study how existing technologies can be used for DI Streaming and identify missing technologies.

Chair:

Sylvain Devillers (sdevillers.ext_at_rd.francetelecom.com)

Co-Chair:

Ian Burnett (i.burnett_at_elec.uow.edu.au)

Duration:

Until 72nd meeting

Meetings:

Sunday before the Busan meeting.

Reflector:

mpeg-21@xlistserv.imec.be messages to use the prefix [DIS] – remove x from email address

Subscribe:

Apply at http://listserv.imec.be/mailman/listinfo/mpeg-21

N6885

AHG on Font Format Representation

Mandate:

1. To assess how a standard can be created to replace the normative reference to an external specification in MPEG-4 part 18 and to meet requirements of the industry, of MPEG, and observing the requirements expressed in annex B of N5289.
2. To recommend how MPEG should proceed in the light of this assessment
3. If relevant conditions are met, to create a proposed draft of an ISO standard based on the OpenType specification v1.4.

Chairs:

Mike Ksar [mikeksar (aht) Microsoft (doht) com], Vladimir Levantovsky [firstname (doht) lastname (aht) agfamonotype (doht) com]

Duration:

Until 72nd MPEG meeting

Meetings:

An AHG meeting may be held in the weekend before the 72nd meeting

Homepage

http:// groups doht yahoo doht com / group / mpeg-OTspec [remove spaces]

Reflector:

mpeg-OTspec (aht) yahoogroups (doht) com

N6886

AHG on Colour Spaces

Mandate:

1. To study new extended-gamut colour space in IEC TC100 (IEC 61966-2-4)
2. To study requirements for new colour spaces in MPEG standards
3. To investigate other relevant colour spaces
4. To study solutions to support new colour spaces
5. To study further work plan on this activity

Chairman:

Teruhiko Suzuki

Duration:

Until 72nd Meeting

Meetings

No

Reflector:

color-space_AHG@color.sony.co.jp

Subscribe:

To subscribe to the AHG reflector, send email to teruhiko@av.crl.sony.co.jp

N6917

AHG on Video IDCT Specification

Mandate:

1. Conduct editing work to produce the FCD text of 11172-6 to replace the references to ANSI/IEEE 1180 in MPEG standards while retaining identical technical requirements as requested in NB ballot comments.
2. Study the text of MPEG standards to identify all dependencies on ANSI/IEEE 1180 toward development of necessary draft corrigenda.
3. Identify and draft corrections for any errors found in the specification of IDCT requirements in MPEG standards.
4. Study the need for the additional standardization of an exact fixed-point IDCT (and possibly an example forward DCT) specification as envisioned in the draft call for proposals N6915, and develop proposed refinements of the draft call.

Chairman:

G. Sullivan, A. Luthra

Duration:

Until 72^nd Meeting

Meetings

No

Reflector:

vidct@ient.rwth-aachen.de

Subscribe:

Send an email to majordomo@ient.rwth-aachen.de

To subscribe send an e-mail with the following text in the body:

subscribe vidct <your e-mail address>

To unsubscribe send an e-mail with the following text in the body:

unsubscribe vidct <your e-mail address>

N6918

AHG on Maintenance of MPEG-4 Visual related Documents, Reference Software and Conformance

Mandate:

1. To remove known bugs and harmonize ISO/IEC 14496-4 and ISO/IEC 14496-5
2. To edit and maintain 14496-4:200X DCOR1 and 14496-4:200X/Amd.1 DCOR1
3. Maintenance of the MPEG-4 software and conformance Web sites
4. To collect bug reports related to MPEG-4 Visual text, VM, software and conformance

Chairman:

T. Chiang, Yi-Shin Tung, Chung-Neng Wang

Duration:

Until 72nd Meeting

Meetings

No

Reflector:

sw_int@commlab18.ee.nctu.edu.tw

Subscribe:

Send an email to sw_int-request@commlab18.ee.nctu.edu.tw with subject ‘subscribe’

N6919

AHG on Maintenance of MPEG-7 Visual related Documents and Reference Software

Mandate:

To maintain consistency of MPEG-7 Visual related documents, Reference Software and Conformance

Chairman:

L. Cieplinski, A. Yamada, Sang-Kyun Kim, Stephan Herrmann

Duration:

Until 72nd Meeting

Meetings

No

Reflector:

mpeg7-visual@lists.lancs.ac.uk

Subscribe:

Send an email to majordomo@lists.lancs.ac.uk with the message "subscribe mpeg7-visual <emailaddress>" as the first line in the body.

N6920

AHG on Description Tools for MPEG-7 New Visual Extensions

Mandate:

1. To carry out the Core Experiments
2. To perform an evaluation and comment on the results of Core Experiments
3. To explore technical areas of work for New Visual Extensions (Amd2)
4. To take steps to facilitate the adoption of the MPEG-7 visual (e.g. technical reports on use scenarios, multimedia application formats)

Chairman:

Miroslaw Bober, Sang-Kyun Kim

Duration:

Until 72nd Meeting

Meetings

Yes (Sunday before 72nd Meeting)

Reflector:

mpeg7-visual@lists.lancs.ac.uk

Subscribe:

Send an email to majordomo@lists.lancs.ac.uk with the message "subscribe mpeg7-visual <emailaddress>" as the first line in the body.

N6921

AHG on 3DAV Coding

Mandate:

1. To collect new test sequences for the "Call for Proposals on Multi-View Video Coding"
2. To discuss and refine the "Draft Call for Proposals on Multi-View Video Coding"
3. To discuss and refine the "Requirements on Multi-view Video Coding"

Chairman:

Aljoscha Smolic (chair), Hideaki Kimata (co-chair)

Duration:

Until 72nd Meeting

Meetings

Yes (Sunday before 72nd Meeting)

Reflector:

mpeg-3dvideo@mlc.nifty.com

Subscribe:

"subscribe mpeg-3dvideo" as the first line in the body

N6922

AHG on Video Coding Tools Repository

Mandate:

1. To discuss and refine the "Study of Video Coding Tools Repository" and "VCTR Textual Description" documents
2. To develop examples of descriptions of functional units and decoder configurations
3. To identify the benefits of the repository and suggest an appropriate formalism to accomplish the goal
4. To study requirements and feasibility of the Video Coding Tools Repository concept for the concrete application case of an intra-only decoder profile
5. To study concepts for hardware and software implementations of the repository
6. To further develop and maintain the VCTR software

Chairman:

Euee S. Jang (chair), Kohtaro Asai (co-chair)

Duration:

Until 72nd Meeting

Meetings

Yes (Sunday before 72nd Meeting)

Reflector:

xtoolrepox@listes.epfl.ch

Subscribe:

To subscribe, send email to toolrepo-subscribe@listes.epfl.ch

N6923

AHG on Exploration in Wavelet Video Coding

Mandate:

1. Collect evidence for the advantages and potential advantages which can be offered by wavelet transforms for scalable video compression.
2. Identify and evaluate the tools (technology components) which are responsible for providing the greatest coding efficiency and/or other functionalities of interest.
3. Integrate those tools which show the greatest promise into a common software platform.
4. To coordinate distribution of the common software platform
5. To discuss and refine N6914 and conduct the exploration experiments
6. To study the relationship between wavelet technology and the emerging 14496-10/Amd.1 Scalable Video Coding work item.

Chairman:

Jizheng Xu, Stéphane Pateux, Mihaela van der Schaar, Riccardo Leonardi

Duration:

Until 72nd Meeting

Meetings

Yes (Sunday before 72nd Meeting)

Reflector:

vidwav@ient.rwth-aachen.de

Subscribe:

Send an email to majordomo@ient.rwth-aachen.de

To subscribe send an e-mail with the following text in the body:

subscribe vidwav <your e-mail address>

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unsubscribe vidwav <your e-mail address>

N6924

AHG on Image Player MAF

Mandate:

1. Prepare an input document "Overview of MPEG-A Image Player" to the 72nd meeting
2. To draw a big picture of MPEG-A Image Player related solutions
3. To define the scope of MPEG-A Image Player
4. To prepare a draft of the WD of MPEG-A Image Player

Chairman:

M. Bober, A. Yamada, S. K. Kim

Duration:

Until 72nd Meeting

Meetings

Yes (Sunday before 72nd Meeting)

Reflector:

t.b.a.

Subscribe:

t.b.a.

N6925

AHG on Organization of Workshops on Future Directions in Video Compression

Mandate:

1. To continue gathering information and complete the annotated reference of various directions in future video compression currently under study in the state of the art
2. To prepare for the workshops on 'Future directions in video compression' in Busan and Nice including dissemination, invitation of experts and organisation of logistics

Chairman:

Touradj Ebrahimi, Jörn Ostermann

Duration:

Until 72nd Meeting

Meetings

Yes (Sunday before 72nd Meeting)

Reflector:

futurevideo@ient.rwth-aachen.de

Subscribe:

Send an email to majordomo@ient.rwth-aachen.de

To subscribe send an e-mail with the following text in the body:

subscribe futurevideo <your e-mail address>

To unsubscribe send an e-mail with the following text in the body:

unsubscribe futurevideo <your e-mail address>

N6952

AHG on MPEG-21 DID and DIP

Mandate:

1. Complete editing of text of DID FDIS according to disposition of NB comments on FCD.
2. Produce Study text of DIP FCD.
3. Carry out further study of preliminary comments and encourage further comments on DIP FCD.
4. Monitor implementation of the DIP software implementation plan.
5. Prepare and follow-up registration of MIME type for Digital Item Methods.

Chairs:

Gerrard Drury (gerrardx@xenikos.com)
Frederik De Keukalaere (Frederik.DeKeukelaerex@xugent.be)

Duration:

Until the 72nd Meeting

Meetings:

AhG Meeting to be held on the Sunday prior to 72nd meeting.

Other business to be conducted by email or phone.

Reflector:

mpeg-21-dipx@xuow.edu.au

Subscribe:

Follow procedure at http://mailinglists.uow.edu.au/mailman/listinfo/mpeg-21-dip

N6953

AHG on MPEG-21 DIA

Mandate:

1. Carry out Core Experiment on DIA and provide recommendations to the MDS subgroup.
2. Produce an editors' input on ISO/IEC 21000 FPDAM/1
3. Maintain the MPEG-21 DIA TuC document.
4. Follow and keep track of the proposed deliveries of software to the Reference Software Web site.

Chairs:

Christian Timmerer (christian.timmerer_at_itec.uni-klu.ac.at)

Thomas DeMartini (Thomas.DeMartini_at_contentguard.com)

Duration:

Until the 72nd Meeting

Meetings:

AHG Meeting to be held on the weekend prior to 72^nd meeting. Other business will be conducted by e-mail or telephone conference.

Reflector:

mpeg21-uma_at_merl.com

Subscribe:

To subscribe send email to avetro_at_merl.com (Anthony Vetro).

N6957

AHG on MPEG-4 Part 9: Reference Hardware Description Phase 1 and 2

Mandate:

1. To collect and coordinate contributions of MPEG-4 video modules described in HDL from Part 2 and Part 10.
2. To continue the analysis of HDL modules for HW acceleration of MPEG-4 part 10 (AVC), to select relevant modules and coordinate development and submission of such selected modules.
3. To continue verifying the conformance of submitted HDL source code and associated documentation with the requirements stated in the newly updated "Call for Submission" document N6506 and template "Template for MPEG-4 Part 9 HDL module documentation" document N6507.
4. To evaluate the interfaces of each module so that the specification of common interfaces might enable modules submitted in phase 1 to be directly reused for phase 2.
5. To continue the evaluation of tools suitable to support implementation of phase 2.
6. To proceed with the definition and possible extensions of the MPEG-4 Virtual H/W-S/W Socket that interfaces the HDL modules to the MPEG-4. generically optimized reference S/W part 7 and AVC part 10.
7. To proceed with functionality updates and releases of the MPEG-4 Integrated Framework that interfaces the HDL modules to the MPEG-4 generically optimized reference S/W part 7 and AVC part 10.
8. To specify reference architectures showing the usage of MPEG-4 Part 9 Reference hardware description in an example application.
9. To continue the development of the reference HW demonstrator.
10. To investigate answers to the call for proposals for reference IDCT implementations that are appropriate for hardware implementations.

Chairman:

Robert Turney (Xilinx), Marco Mattavelli (EPFL)

Duration:

Until 72th Meeting

Meetings

Phone conferences on 3rd February,3rd March, 31th March and 8th April at 3 p.m. GMT. Tel: (from US 1-877-582-3182, from outside US 1-706-679-1128, participant code 9202060193)

Reflector:

refhwmpeg@listes.epfl.ch

Subscribe:

Send email to: refhwmpeg-subscribe@listes.epfl.ch

N6982

Ad Hoc Group on XML Structure Binarization and Streaming

Mandate:

1. Perform MPEG-7 and MPEG-21 related core experiments
2. Update MPEG-7 reference software.
3. Produce WD of MPEG-7 Conformance.
4. Review and produce study of 15938-1/Amd.2 PDAM
5. Review and produce study of ISO/IEC 21000-16 FCD

Chairman:

Claude Seyrat (Expway), Andreas Hutter (Siemens), Itaru Kaneko (Tokyo Polytechnic University)

Duration:

Until next meeting

Meetings

A meeting will be held on the Sunday before the next MPEG meeting.

Reflector:

Mpeg7-sys@lists.uni-klu.ac.at

Subscribe

Subscription: http://lists.uni-klu.ac.at/mailman/listinfo/mpeg7-sys.

N6983

Ad Hoc Group on Scene Representation

Mandate:

1. Conduct the Core Experiments on LASeR
2. Review and update the LASeR Study of FCD.
3. Review and produce study of ISO/IEC 14496-17/FCD.
4. Conduct the discussions on MPEG-4 Scene representation along with W3C and 3GPP in the area of Laser and streaming text and report actions taken back on the reflector.
5. Assess complexity of the LASeR specifications and software and propose dimensions that can be used to define profiles and levels.
6. Define profile and levels dimensions for the LASeR specifications and propose profiles and levels for the next MPEG meeting.
7. Study signalling mechanism for Profile and Level in SAF.

Chairman:

Jean-Claude Dufourd (Streamezzo), Alexandre Cotarmanac’h (France Telecom), Young-Kwon Lim (net&tv)

Duration:

Until next meeting

Meetings

A meeting will be held in Paris (ENST) on the 29-30th of March as well as on the week-end before the next MPEG meeting.

Reflector:

mpeg-laser@lists.uni-klu.ac.at

Subscribe

http://lists.uni-klu.ac.at/mailman/listinfo/mpeg-laser.

N6984

Ad Hoc Group on MPEG File Formats

Mandate:

1. Raise and discuss issues that have to be regarded in the definition of technologies for the storage and transmission of scalable video.
2. Propose technologies that support the storage of scalable video in the ISO/MP4 file format based on the requirements defined in the SVC applications and requirements document in order to work towards a first working draft.

Chairman:

David Singer (Apple), Visharam Mohammed (Sony)

Duration:

Until next meeting

Meetings

No Meeting

Reflector:

mp4-sys@lists.uni-klu.ac.at

Subscribe

http://lists.uni-klu.ac.at/mailman/listinfo/mp4-sys

N6991

Ad Hoc Group on AFX documents, CEs, and software

Mandate:

1. Maintain and edit SNHC documents.
2. Coordinate SNHC CE and EE activities.
3. Coordinate collection of demonstration data set of SNHC tools
4. Coordinate reorganization of reference software in CVS repository
5. Coordinate activity on definition of AFX profiling dimension

Chairman:

Marius Preda (INT)

Co-chairs

Jeong-Hwan Ahn (Samsung AIT)

Francisco Moran Burgos (UPM)

Duration:

Until 72nd meeting

Meetings

Sunday before 72nd meeting

Reflector:

mpeg-snhc AT gti. ssr. upm. es

Subscribe:

Send an email to mpeg-snhc-request AT gti. ssr. upm. es with the message "subscribe" as the first line in the body.

N6992

Ad Hoc Group on MPEG-J extensions for rendering

Mandate:

1. Maintain and edit 14496-21 (GFX) documents
2. Harmonize Java bindings to OpenGL ES with JSR-239 expert group
3. Investigate GFX implementation in IM1

Chairman:

Mikaël Bourges-Sévenier (Mindego Inc.)

Co-chairs

Vishy Swaminathan (Sun Microsystems)

Itaru Kaneko (Waseda University)

Duration:

Until 72nd meeting

Meetings

Sunday before 72nd meeting

Reflector:

mpeg-j AT it-aru. com

Subscribe:

Send an email to mpeg-j-request AT it-aru. com with the message "subscribe" as the first line in the body.

6994

AHG on the Communicating MPEG Activities to the business Community

Mandate:

1. Seek additional NB assistance from volunteers that will create communications.
2. Establish or continue the activities list below to improve WG11’s communications with the business community
   1. Business oriented FAQ
   2. Informational white papers
   3. Develop a web and document template

Chairman:

P. Schirling,

Duration:

Until 72^nd Meeting

Meetings

On the Sunday prior to the 72nd mtg at 1630. Location TBA

Reflector:

mpeg_busi@ldv.ei.tum.de

Subscribe:

Send mail to kldi@ei.tum.de

N7043

AHG on Audio Standards Maintenance

For communications related to:

1. Editing of Audio-related documents, including
   1. "MPEG Audio Codecs History and Tools"
2. Maintenance of Audio-related conformance data
3. Other miscellaneous activity

Chairman:

R. Sperschneider

Duration:

Until next meeting

Meetings

No

Reflector:

mpam@uow.edu.au

Subscribe:

http://mailinglists.uow.edu.au/mailman/listinfo/mpam

N7044

AHG on Audio Coding Tool Repository

To:

1. Create a list of re-usable audio coding tools
2. Document interfaces for tools
3. Create implementations of tools, e.g. based on existing Audio reference software
4. Liaise with Video Coding Tool Repository ad hoc group

Chairman:

S. Quackenbush, B. Grill

Duration:

Until next meeting

Meetings

No

Reflector:

mpam@uow.edu.au

Subscribe:

http://mailinglists.uow.edu.au/mailman/listinfo/mpam

N7045

AHG on MPEG-7 Audio

To:

1. Identify technology that might address requirements for Perceptual Attribute Descriptors
2. Draft evaluation procedures for Perceptual Attribute Descriptors
3. Carry out MPEG-7 Audio Workplan

Chairman:

M. Gruhne

Duration:

Until next meeting

Meetings

No

Reflector:

mpeg-7-audio@uow.edu.au

Subscribe:

Send an email to <majordomo@uow.edu.au> with the following command "subscribe mpeg-7-aud <emailaddress>" as the first line in the body.

N7046

AHG on Spatial Audio Coding

Mandate:

To:

1. Carry out the Workplan for creation of Spatial Audio Coding RM0

Chairman:

S. Quackenbush

Duration:

Until next meeting

Meetings

No

Reflector:

Mpeg-audio-call@uow.edu.au

Subscribe:

Send an email to majordomo@uow.edu.au with the message

"subscribe mpeg-audio-call <emailaddress>" as the first line in the body.

N7047

AHG on MPEG-4 Lossless Audio Coding

Mandate:

To

1. Carry out Workplan for Audio Lossless Coding (ALS)
2. Carry out Workplan for Scalable Lossless Coding (SLS)
3. Study and progress "Status of Performance and Complexity of MPEG Lossless Audio Coding Architectures"
4. Collect additional data for use in characterizing performance of lossless systems

Chairman:

Tilman Liebchen

Duration:

Until next meeting

Meetings

Yes

Reflector:

mpeg_audiolossless@uow.edu.au

Subscribe:

Send an email to majordomo@uow.edu.au with the message "subscribe mpeg_audiolossless <emailaddress>" as the first line in the body.

N7048

AHG on Symbolic Music Representation

Mandate:

To:

1. Consolidate the documentation received from proponents to the Call for Proposal on SMR.
2. Support experts willing to review the documentation received and available at the AHG web site
3. Start the evaluation process according to the evaluation model and procedure approved at the 70th MPEG meeting.
4. Prepare a report on the evaluation process possibly allowing selection of RM0 within the 72nd MPEG meeting.

Chairman:

Paolo Nesi (University of Firenze), Giorgio Zoia (EPFL)

Duration:

Until next meeting

Meetings

Paris, France, on February 24-25, 2005 (further details to be announced on the AHG reflector)

An additional AHG may be held the Sunday before next meeting (to be announced after Paris meeting)

Reflector:

mn-mpeg@musicnetwork.dsi.unifi.it

Subscribe:

To subscribe send an e-mail to nesi@dsi.unifi.it with
"subscribe mn-mpeg" in the subject.

N7049

AHG On Exploration of Scalable Audio and Speech Coding

Mandate:

To:

1. Support the Call for Information on Scalable Speech and Audio Coding

Chairman:

S. Quackenbush

Duration:

Until next meeting

Meetings

Yes

Reflector:

Mpeg-audio-call@uow.edu.au

Subscribe:

Send an email to majordomo@uow.edu.au with the message

"subscribe mpeg-audio-call <emailaddress>" as the first line in the body.

N7050

AHG on JPEG Liaison for JPSearch Project

Mandate:

1. To continue to liaise with WG1 for JPSearch project.
2. Continue to exchange technical information on MPEG-7 tools.
3. Discuss possible ways to organize work on items of common interests.

Chairman:

Wo Chang, Akio Yamada, Miroslaw Bober

Duration:

Until 72^nd meeting

Meetings:

No meetings will be held

Reflector:

m7profileX@Xyahoogroups.com (remove Xs)

Subscribe:

Send an email to m7profile-subscribeX@Xyahoogroups.com (remove Xs)