A data and task parallel image processing environment

  • Authors:
  • Cristina Nicolescu;Pieter Jonker

  • Affiliations:
  • Philips CFT, Industrial Vision, P.O. Box 218/SAN-6089, 5600 MD Eindhoven, Netherlands and Faculty of Applied Physics, Pattern Recognition Group, Delft University of Technology, Lorentzweg 1, 2628 ...;Faculty of Applied Physics, Pattern Recognition Group, Delft University of Technology, Lorentzweg 1, 2628 CJ Delft, Netherlands

  • Venue:
  • Parallel Computing - Parallel computing in image and video processing
  • Year:
  • 2002

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Abstract

The paper presents a data and task parallel low-level image processing environment for distributed memory systems. Image processing operators are parallelized by data decomposition using algorithmic skeletons. Image processing applications are parallelized by task decomposition, based on the image application task graph. In this way, an image processing application can be parallelized both by data and task decomposition, and thus better speed-ups can be obtained. We validate our method on the multi-baseline stereo vision application.