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Research Group Multimedia Communication (MMC), Department of Information Technology (ITEC)

Research Group Multimedia Communication (MMC), Department of Information Technology (ITEC)
Klagenfurt University (UNIKLU), Austria

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  • 06.06.09 TODO: MM Buch lesen Antrag lesen MPEG 7 Überblick erarbeiten / Standard ansehen

Research Group Multimedia Communication (MMC) Research Group Multimedia Communication (MMC) Presentation Transcript

  • Research Group Multimedia Communication (MMC) Prof. Hermann Hellwagner Department of Information Technology (ITEC) Klagenfurt University (UNIKLU), Austria December 2008
  • Staff
    • Group Leader
      • Prof. DI Dr. Hermann Hellwagner
    • Secretary
      • Angelika Rossak
    • Assistant Professor
      • DI Dr. Christian Timmerer
    • University Assistants
      • DI Janine Lachner
      • DI Ingo Kofler
    • System Engineers
      • Andreas Griesser
      • Markus Waltl
    • Project Assistants
      • DI Dr. Michael Ransburg
      • DI Robert Kuschnig
      • DI Bernhard Reiterer
      • DI Michael Eberhard
    • Project Staff Members
      • Michael Sablatschan
      • Christian Raffelsberger
      • Mario Jonke
  • Research Areas
    • Multimedia Communication and Adaptation
      • Adaptive video streaming (with a focus on SVC), protocols
      • Ambient, personalized, user-centric multimedia (UMA)
      • Knowledge-based multimedia adaptation
    • MPEG-21 Standardization
      • Digital Item Adaptation (DIA)
      • Metadata compression (MPEG-B) and streaming, file format
      • Reference software
    • Distributed MPEG-21 Infrastructure and QoS Provisioning
      • Metadata streaming, compressed processing
      • Distributed adaptation, cross-layer QoS mapping
    • Prototype Adaptive Multimedia Tools and Services
  • Research Projects (and Funding)
    • Industry (partial funding):
      • MPEG-21 standardization: in cooperation with Siemens CT IC 2, Munich
      • SVC adaptation: in cooperation with ST Microelectronics, Milano
    • European Commission (IST FP6):
      • DANAE (STREP; 01/2004 – 06/2006): “ Dynamic and distributed Adaptation of scalable multimedia coNtent in a context-Aware Environment “
      • ENTHRONE II (IP; 09/2006 – 11/2008): “End-to-End QoS through Integrated Management of Content, Networks and Terminals“
      • INTERMEDIA (NoE; 10/2006 – 09/2010): “Interactive Media with Personal Networked Devices“
      • P2P-Next (IP; 01/2008 – 12/2011): “Next Generation Peer-to-Peer Content Delivery Platform“
    • Austria Science Fund (FWF) – Basic Research:
      • Quality Adaptive Video Caching and Transport (QAVCT)
      • Adaptive Streaming of Secure Scalable Wavelet-based Video (ASSSV)
      • Scalable Video Based Provisioning of TV and VoD Services over the Internet (SCALIPTV)
    • FWF and Austrian Network for E-Tourism (ANET):
      • Context-Aware Multimedia Services (CAMUS), Mobile Tour Guide
    • Klagenfurt University:
      • Independent PhD Theses
  • Example of Previous Work (DANAE) DANAE Objectives
    • DANAE: IST FP6 STREP project (01/2004 – 06/2006)
    • “ Dynamic and distributed Adaptation of scalable multimedia coNtent in a context-Aware Environment “
    • Major objectives:
      • Development of an advanced MPEG-21 infrastructure focusing on end-to-end QoS support, personalization, DIA, and DI Processing, as well as integrating MPEG-4 and MPEG-7 tools
      • Development of efficient scalable video coding tools (including contributions to standardization) and further adaptability means
    • General information:
      • http://danae.rd.francetelecom.com/
  • Example of Previous Work (DANAE) Vision: Adaptive MM Information in a Museum
    • Application and demo in Museon, Den Haag (http://www.museon.nl)
    • Visitor should be able to receive ...
      • Multimedia content (images, video, audio, text, virtual character, interactives) ...
      • On mobile device (PDA) ...
      • Location-aware (specific to current zone/theme/sub-theme/object of the exhibition) ...
      • Personalized (e.g., acc. to age, thematic interests, expert level) ...
      • Adapted to current usage environment (e.g., network conditions)
    • Fully compliant to MPEG-21 and integrating other standards
    • Technically, a great success Yet, museum installation did not work out as expected
  • Example of Previous Work (DANAE) Our Contributions
    • 1. Context collection and aggregation
    • 2. (MPEG-21) metadata streaming
    • 3. Semantic adaptation
    • 4. Distributed adaptation framework
  • Example of Previous Work Personal Live Video Server (PLVS)
    • DVB-based Live Content Acquisition, Adaptation, and Streaming
  • Example of Previous Work (CAMUS, ANET) Multimedia-based Tour Guide System
  • Example of Previous Work (CAMUS, ANET) Reference Application “MultiMundus“
  • Example of Current Work (ENTHRONE II) End-to-End QoS for MM Content and Services
    • Cross-network/provider, cross-layer interactions, MPEG-21 based adaptation
  • Example of Current Work (ENTHRONE II) ENTHRONE Integrated Management Supervisor Integrated Management of Content (Digital Items) Integrated Management of Services Content- and Context-aware Digital Item Service Management Integrated Management of Connectivity Services of Heterogeneous Networks Integrated Management of Heterogeneous Terminals
  • Example of Current Work (INTERMEDIA) Vision: User-centric Multimedia Convergence
    • People are using a variety of heterogeneous devices and systems for their daily activities, with increasing involvement of multimedia
    • INTERMEDIA is an interdisciplinary research project aiming at
      • natural, automatic connection with any information device and provision of personalized multimedia content, considering fixed, public, and mobile/personal devices
      • reducing human effort for usage of multimedia
      • increasing mobility and allow for seamless continuation of users‘ activities across locations, networks, and devices
    • Our contributions: content adaptation and management
      • Adaptation of content and presentations to users and their environment
      • Convenient sharing of multimedia content
      • Effective usage of metadata for personalized media access
  • Example of Current Work (P2P-Next) Objectives, Key Characteristics, and WP Overview
    • Objective
      • P2P-Next develops an open source , efficient , trusted , personalized , user-centric , and participatory television plus media delivery mechanism with social and collaborative connotation using the emerging Peer-to-Peer (P2P) paradigm, which takes into account the existing EU legal framework .
    • Key characteristics
      • Live streaming and (progressive) downloading
      • Enables horizontal market solutions
      • Facilitates social networking
      • User-driven development through living lab
  • Example of Current Work (ASSSV)
    • Focus on in-network adaptation of secured H.264/SVC and wavelet-based scalable video
    • RTP-compliant adaptation on Media-Aware Network Element (MANE)
    • Analysis of partial and selective encryption schemes
  • Example of Current Work H.264/SVC Adaptation on WiFi Router
    • Design and Development of an Adaptation Proxy
      • Stateful approach , intercepts RTSP sessions
      • SVC adaptation by utilizing the dedicated RTP payload format
      • Supports adaptation in different dimensions ( SNR , spatial , temporal )
      • SOAP interface for monitoring and control purposes
      • Interface to traffic control mechanisms on IP layer (allows bandwidth reservation for each session)
    • Platform
      • Linksys WRT54GL router , 200 MHz RISC CPU, 16 MB RAM
      • OpenWrt, Linux -based, Kernel 2.4.x
      • Proxy implementation in ANSI C
      • Maximum throughput of current implementation ~ 10 Mbps (e.g. 4 streams with 2.5 Mbps each )
  • Example of Current Work (SCALIPTV)
    • Objectives
      • ... to design, implement, and evaluate an SVC-based IPTV architecture .
      • ... to enable users to consume the media contents at the best possible quality regardless of their specific network and device.
      • ... to closely work together with an Austrian industry partner in order to evaluate the novel IPTV architecture in a real-world setting .
      • ... to integrate results with the international SCALNET project of the CELTIC initiative.
    Forecasts for IPTV Subscribers / Revenue by the Multimedia Research Group, http://www.mrgco.com
  • Recent MPEG Standardization Activities
    • MPEG-4 ISO Base File Format
      • Timed metadata
    • MPEG-21 Multimedia Framework (2002 – 2007)
      • Major contributions to Digital Item Adaptation + served as editor
      • Various contributions to Vision, Technologies and Strategy, Digital Item Declaration, File Format, Reference Software, Conformance, Event Reporting, and Binary Format
    • Representation of Sensory Effects: RoSE (2007 – now)
      • Editor of the standard
      • Sensory Effect Description Language (SEDL) + reference implementation
    • Multimedia Extensible Middleware: MXM (2008 – now)
      • Co-editor of the standard
      • Contributions related to adaptation of multimedia content according to the usage environment context
    • Head of the Austrian Delegation
    http://www-itec.uni-klu.ac.at/~timse/research/mpeg-contributions.html > 150
  • Most Relevant Recent Publications Books and Book Chapters
    • D. Jannach, C. Timmerer, and H. Hellwagner, “Knowledge-based Multimedia Adaptation Decision-Taking”, long article, in: Borko Furht (ed.), Encyclopedia of Multimedia , 2nd edition, Springer, pp. 391-394, October 2008.
    • I. Kofler, C. Timmerer, and H. Hellwagner, “Optimization-based Multimedia Adaptation Decision-Taking”, long article, in: Borko Furht (ed.), Encyclopedia of Multimedia , 2nd edition, Springer, pp. 699-704, October 2008.
    • C. Timmerer, A. Vetro, and H. Hellwagner, “MPEG-21 Digital Item Adaptation”, long article, in: Borko Furht (ed.), Encyclopedia of Multimedia , 2nd edition, Springer, pp. 457-463, October 2008.
    • C. Timmerer and H. Hellwagner, “MPEG-21 Multimedia Framework”, long article, in: Borko Furht (ed.), Encyclopedia of Multimedia , 2nd edition, Springer, pp. 463-469, October 2008.
    • C. Timmerer, M. Ransburg, and H. Hellwagner, “Generic Multimedia Content Adaptation”, long article, in: Borko Furht (ed.), Encyclopedia of Multimedia , 2nd edition, Springer, pp. 263-271, October 2008.
    • C. Timmerer, Generic Adaptation of Scalable Multimedia Resources , VDM Verlag, May 2008.
    • H. Hellwagner: “Challenges toward Adaptive Behavior of Distributed Multimedia Systems”, In: G. E. Lasker and J. Pfalzgraf (Eds.), Advances in Multiagent Systems, Robotics and Cybernetics: Theory and Practice (Volume II) . 2008.
    • A. Vetro, C. Timmerer, and S. Devillers: “Digital Item Adaptation - Tools for Universal Multimedia Access”, in: I. Burnett, F. Pereira, R. Van de Walle, and R. Koenen (eds.), The MPEG-21 Book , John Wiley and Sons Ltd, pp. 243-281, 2006.
    • C. Timmerer, S. Devillers, and A. Vetro: “Digital Item Adaptation - Coding Format Independence”, in: I. Burnett, F. Pereira, R. Van de Walle, and R. Koenen (eds.), The MPEG-21 Book , John Wiley and Sons Ltd, pp. 282-331, 2006.
    • H. Hellwagner: “Arbeitsspeicher- und Bussysteme”, in: P. Rechenberg and G. Pomberger (Hrsg.): Informatik-Handbuch . 4. Auflage, Hanser Verlag 2005.
    • A. Bode and H. Hellwagner: “Leistungsbewertung und Fehlertoleranz”, in: P. Rechenberg and G. Pomberger (Hrsg.): Informatik-Handbuch . 4. Auflage, Hanser Verlag 2005.
  • Most Relevant Recent Publications International Journals
    • I. Kofler, J. Seidl, C. Timmerer, H. Hellwagner, I. Djama, and T. Ahmed, “Using MPEG-21 for cross-layer multimedia content adaptation”, Journal on Signal, Image and Video Processing (SIVP) , vol.2, no. 4, pp. 355-370, December 2008.
    • M. Sidibé, H. Koumaras, I. Kofler, A. Mehaoua, A. Kourtis, and C. Timmerer, “A novel monitoring architecture for media services adaptation based on network QoS to perceived QoS mapping”, Journal on Signal, Image and Video Processing (SIVP) , vol.2, no. 4, pp. 307-320, December 2008.
    • Robert Kuschnig, Ingo Kofler, Michael Ransburg, Hermann Hellwagner, “Design Options and Comparison of In-network H.264/SVC Adaptation ”, EURASIP Journal of Visual Communication and Image Representation ( Special Issue on Adaptive Video Streaming), 2008.
    • Martin Prangl, Tibor Szkaliczki, Hermann Hellwagner, “A Framework for Utility-based Multimedia Adaptation”, IEEE Transactions on Circuits and Systems for Video Technology , June 2007.
    • P. Schojer, L. Böszörmenyi, H. Hellwagner, “QBIX-G  A Transcoding Multimedia Proxy“, ACM/Springer Multimedia Systems Journal , March 2007.
    • R. De Sutter, S. Lerouge, P. De Neve, C. Timmerer, H. Hellwagner, R. Van de Walle, “Comparison of XML serializations: cost benefit vs. complexity”, ACM/Springer Multimedia Systems Journal , Oct. 2006.
    • Dietmar Jannach, Klaus Leopold, Christian Timmerer, Hermann Hellwagner, “A Know-ledge-Based Framework for Multimedia Adaptation”, Applied Intelligence , April 2006.
    • Anthony Vetro, Christian Timmerer, “Digital Item Adaptation: Overview of Standardization and Research Activities”, IEEE Transactions on Multimedia (Special Issue on MPEG-21), June 2005.
    • Sylvain Devillers, Christian Timmerer, Jörg Heuer, Hermann Hellwagner, “Bitstream Syntax Description-based Adaptation in Streaming and Constrained Environments”, IEEE Transactions on Multimedia (Special Issue on MPEG-21), June 2005.
    • Christian Timmerer, Hermann Hellwagner, “Interoperable Adaptive Multimedia Communication”, IEEE Multimedia Magazine , January-March 2005.
    • Gabriel Panis, Andreas Hutter, Jörg Heuer, Hermann Hellwagner, Harald Kosch, Christian Timmerer, Sylvain Devillers, Myriam Amielh, “Bitstream Syntax Description: A Tool for Multimedia Resource Adaptation within MPEG-21”, EURASIP Signal Processing: Image Communication Journal (Special Issue on Multimedia Adaptation), Sept. 2003.
  • Most Relevant Recent Publications International Conferences
    • C. Timmerer, M. T. Andrade, P. Carvalho, D. Rogai, and G. Cordara, “The Semantics of MPEG-21 Digital Items Revisited”, Proceedings of ACM Multimedia 2008 2nd International Workshop on the Many Faces of Multimedia Semantics , Vancouver, Canada, October 27 - November 1, 2008.
    • M. Eberhard, L. Celetto, C. Timmerer, E. Quacchio, H. Hellwagner, F. Rovati, “An Interoperable Multimedia Delivery Framework for Scalable Video Coding based on MPEG-21 Digital Item Adaptation”, Proc. IEEE Int’l. Conf. on Multimedia and Expo 2008 (ICME’08), Hannover, Germany, June 2008.
    • Ingo Kofler, Martin Prangl, Robert Kuschnig, Hermann Hellwagner, “An H.264/SVC-based adaptation proxy on a WiFi router”, Proc. 18th Int’l. Workshop on Network and Operating Systems Support for Digital Audio and Video (NOSSDAV 2008), Braunschweig, Germany, May 2008.
    • Martin Prangl, Roland Bachlechner, Hermann Hellwagner, “A Hybrid Recommender Strategy for Personalized Utility-based Cross-modal Multimedia Adaptation ” , Proc. IEEE Int‘l. Conf. on Multimedia and Expo (ICME 2007) , July 2007.
    • Martin Prangl, Hermann Hellwagner, Tibor Szkaliczki, “Fast adaptation decision taking for cross-modal multimedia content adaptation“, Proc. IEEE Int‘l. Conf. on Multimedia and Expo (ICME 2006) , Toronto, Canada, July 2006 .
    • Peter Schojer, Laszlo Böszörmenyi, Hermann Hellwagner, “QBIX-G – A Transcoding Multimedia Proxy“, Proc. 13th SPIE Annual Electronic Imaging Conference – Multimedia Computing and Networking (MMCN 2006) , San Jose, CA, USA, January 2006 .
    • Michael Kropfberger, Hermann Hellwagner, “Combining Stream Switching with Fine-grained Intra-stream Adaptation for Adaptive Video Streaming“, Proc. IEEE Int‘l. Work-shop on Multimedia Signal Processing (MMSP 2005) , Shanghai, China, Oct./Nov. 2005.
    • Andreas Hutter, Peter Amon, Gabriel Panis, Eric Delfosse, Michael Ransburg, Hermann Hellwagner, “Automatic Adaptation of Streaming Multimedia Content in a Dynamic and Distributed Environment“, Proc. Int‘l. Conf. on Image Processing (ICIP 2005) , Genova, Italy, September 2005.
    • Dietmar Jannach, Klaus Leopold, Christian Timmerer, Hermann Hellwagner, “Toward Semantic Web Services for Multimedia Adaptation“, Proc. 5th Int‘l. Conf. on Web Information Systems Engineering (WISE 2004) , Brisbane, Australia, November 2004.
    • Peter Schojer, Laszlo Böszörmenyi, Hermann Hellwagner, Bernhard Penz, Stefan Podlipnig, “Architecture of a Quality Based Intelligent Proxy (QBIX) for MPEG-4 Videos“, Proc. ACM World Wide Web Conference (WWW 2003) , Budapest, Hungary, May 2003.