Coding mode determination by using fuzzy logic in H.264 motion estimation

Pei Jun Lee, Han Kui Chang, Shun Hsing Huang, Wen June Wang

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Scopus citations

Abstract

Although exhaustively searching over all possible partition modes to choose the best coding mode for each macroblock improves the coding efficiency in H.264/AVC motion estimation, ,it has a lot of computational complexity. This paper proposes a fast algorithm to select the coding mode such that the number of candidate modes to be searched in motion estimation is significantly reduced and the coding picture quality is almost remained. The necessity of doing motion estimation in the current coding macroblock is determined by its previous corresponding macroblock information. If the motion estimation is necessary, fuzzy logic technique is used to classify the most appropriate mode for the motion estimation in H.264/AVC video coding. The simulation results show that the encoding time in the proposed algorithm is reduced to 55.7%~70% of the time searching for all coding modes exhaustively and the coded picture quality and bit rate are not influenced almost.

Original languageEnglish
Title of host publicationNAFIPS 2009 - 2009 Annual Meeting of the North American Fuzzy Information Processing Society
DOIs
StatePublished - 2009
Event2009 Annual Meeting of the North American Fuzzy Information Processing Society, NAFIPS 2009 - Cincinnati, OH, United States
Duration: 14 Jun 200917 Jun 2009

Publication series

NameAnnual Conference of the North American Fuzzy Information Processing Society - NAFIPS

Conference

Conference2009 Annual Meeting of the North American Fuzzy Information Processing Society, NAFIPS 2009
Country/TerritoryUnited States
CityCincinnati, OH
Period14/06/0917/06/09

Keywords

  • Fuzzy logic
  • H.264/AVC
  • Mode decision
  • Motion estimation
  • Text characteristic

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