Publications de 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, Christophe Lucarz, Anatoly Prihozhy, 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, Ghislain Roquier, Ihab Mostafa Amin Mohamed Amer

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, Romuald Mosqueron, Christophe Lucarz, 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