Publications by Christophe Lucarz

Optimization of Portable Parallel Signal Processing Applications by Design Space Exploration of Dataflow Programs

This paper describes a methodology for the optimization of portable parallel signal processing applications specified by dataflow programs. The use of dataflow as a programming model for signal processing applications targeting parallel platforms provides ...

Ieee Service Center, 445 Hoes Lane, Po Box 1331, Piscataway, Nj 08855-1331 Usa2011

Automatic synthesis of parsers and validation of bitstreams within the MPEG Reconfigurable Video Coding Framework

Marco Mattavelli, Christophe Lucarz

Video coding technology has evolved in the past years into a variety of diff erent and complex algorithms. So far the speciﬁcations of such standard algorithms have been done case by case, providing monolithic textual and reference software speciﬁcations, ...

Springer US2011

Quasi-Static Scheduling of CAL Actor Networks for Reconfigurable Video Coding

Marco Mattavelli, Christophe Lucarz, Jani Boutellier

The upcoming Reconﬁgurable Video Coding (RVC) standard from MPEG (ISO / IEC SC29WG11) deﬁnes a library of coding tools to specify existing or new compressed video formats and decoders. The coding tool library has been written in a dataﬂow/actor- oriented l ...

2011

Optimization Methodologies for Complex FPGA-based Signal Processing Systems with CAL

Marco Mattavelli, Anatoly Prihozhy, Christophe Lucarz, Ab Al Hadi Bin Ab Rahman, Hossam Amer

Signal processing designs are becoming increasingly complex with demands for more advanced algorithms. Designers are now seeking high-level tools and methodology to help manage complexity and increase productivity. Recently, CAL dataflow language has been ...

2011

Methodology and Technique to Improve Throughput of FPGA-based CAL Dataflow Programs: Case Study of the RVC MPEG-4 SP Intra Decoder

Marco Mattavelli, Christophe Lucarz, Ihab Mostafa Amin Mohamed Amer, Ab Al Hadi Bin Ab Rahman, Hossam Amer

The specification of complex signal processing systems in hardware by means of HDL is no longer the appropriate way since they are known to be time consuming to design, and less flexible to extend features. Recently, \CAL dataflow language was specified to ...

Ieee Service Center, 445 Hoes Lane, Po Box 1331, Piscataway, Nj 08855-1331 Usa2011

Dataflow Programming for Systems Design Space Exploration for Multicore Platforms

Christophe Lucarz

Nowadays processing systems are asked to support increasing complex and demanding high-performance applications, especially in the signal processing and video processing domains. The design of these systems are becoming extremely challenging because of sev ...

EPFL2011

Multiprocessor scheduling of dataflow models within the Reconfigurable Video Coding framework

Marco Mattavelli, Christophe Lucarz, Jani Boutellier

2009

Reconfigurable Video coding on Multicore An overview of its main objectives

Marco Mattavelli, Christophe Lucarz, Ihab Mostafa Amin Mohamed Amer, Ghislain Roquier

The current monolythic and lengthy scheme behind the standardization and the design of new video coding standards is becoming inappropriate to satisfy the dynamism and changing needs of the video coding community. Such scheme and specification formal- ism ...

Institute of Electrical and Electronics Engineers2009

Motion estimation accelerator with user search strategy for the RVC framework

Marco Mattavelli, Christophe Lucarz, Romuald Mosqueron, Julien Dubois

2009

Scheduling Of Dataflow Models Within The Reconfigurable Video Coding Framework

Marco Mattavelli, Christophe Lucarz, Jani Boutellier

The upcoming Reconfigurable Video Coding (RVC) standard from MPEG (ISO/IEC SC29WG11) defines a library of coding tools to specify existing or new compressed video formats and decoders. The coding tool library has been written in a dataflow/actor-oriented l ...

IEEE2008

Validation of Bitstream Syntax and Synthesis of Parsers in the MPEG Reconfigurable Video Coding Framework

Marco Mattavelli, Christophe Lucarz

Video coding technology has evolved in the past years into a variety of different and complex algorithms. So far the specification of such standard algorithms has been done case by case providing monolithic textual and reference SW specifications, but with ...

2008

Efficient Data Flow Variable Length Decoding Implementation for the MPEG Reconfigurable Video Coding Framework

Marco Mattavelli, Stephan Keller, Christophe Lucarz

In 2004, ISO/IEC SC29 better known as MPEG started a new standard initiative aiming at facilitating the deployment of multi-format video codec design and to enable the possibility of reconfiguring video codecs using a library of standard components. The ne ...

IEEE2008

Validation of Bitstream Syntax and Synthesis of Parsers in the MPEG Reconfigurable Video Coding Framework

Marco Mattavelli, Christophe Lucarz

Video coding technology has evolved in the past years into a variety of different and complex algorithms. So far the specification of such standard algorithms has been done case by case providing monolithic textual and reference SW specifications, but with ...

IEEE2008

Dataflow/Actor-Oriented language for the design of complex signal processing systems

Marco Mattavelli, Christophe Lucarz, Ghislain Roquier

Signal processing algorithms become more and more complex and the algorithm architecture adaptation and design processes cannot any longer rely only on the intuition of the designers to build efficient systems. Specific tools and methods are needed to cope ...

2008

Dataflow design of a co-processor architecture for image processing

Marco Mattavelli, Vincent Noel, Christophe Lucarz, Romuald Mosqueron, Richard Thavot

2008

Scheduling Of Dataflow Models Within The Reconfigurable Video Coding Framework

Marco Mattavelli, Christophe Lucarz, Jani Boutellier

The upcoming Reconfigurable Video Coding (RVC) standard from MPEG (ISO/IEC SC29WG11) defines a library of coding tools to specify existing or new compressed video formats and decoders. The coding tool library has been written in a dataflow/actor-oriented l ...

2008

Video Decoder Reconfigurations and AVS Extensions in the New MPEG Reconfigurable Video Coding Framework

Marco Mattavelli, Christophe Lucarz, Lu Yu

In 2004, ISO/IEC SC29 better known as MPEG started a new standard initiative aiming at facilitating the deployment of multi-format video codec design and to enable the possibility of reconfiguring video codecs using a library of standard components. The ne ...

2008