Transcoding of H.264/AVC to SVC with motion data refinement

  • Authors:
  • Jan De Cock;Stijn Notebaert;Kenneth Vermeirsch;Peter Lambert;Rik Van De Walle

  • Affiliations:
  • Ghent University, IBBT, Department of Electronics and Information Systems, Multimedia Lab, Ledeberg, Ghent;Ghent University, IBBT, Department of Electronics and Information Systems, Multimedia Lab, Ledeberg, Ghent;Ghent University, IBBT, Department of Electronics and Information Systems, Multimedia Lab, Ledeberg, Ghent;Ghent University, IBBT, Department of Electronics and Information Systems, Multimedia Lab, Ledeberg, Ghent;Ghent University, IBBT, Department of Electronics and Information Systems, Multimedia Lab, Ledeberg, Ghent

  • Venue:
  • ICIP'09 Proceedings of the 16th IEEE international conference on Image processing
  • Year:
  • 2009

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Abstract

In this paper, we present motion-refined transcoding of H.264/AVC streams to SVC in the transform domain. By accurately taking into account both rate and distortion in the different layers on the one hand, and the SVC inter-layer motion prediction mechanisms on the other hand, the proposed transcoding architecture is able to improve rate-distortion performance over existing approaches. We propose a multilayer control mechanism that trades off performance between the different layers, resulting in 0.5 dB gains in the output SVC base layer.