Hierarchical fast mode decision algorithm for intra prediction in HEVC

Research output: Contribution to conferenceConference paperpeer-review

Abstract

This paper proposes a fast intra prediction algorithm for the High Efficiency Video Coding (HEVC). HEVC has 35 modes, such as DC mode, Planar mode, and 33 angular modes for the intra-prediction. To reduce the complexity and to support fast decision for intra prediction, this paper proposes a hierarchical mode decision method (HMD). The proposed HMD mainly focuses on how to reduce the number of prediction modes. The experimental results show that the proposed HMD can reduce the encoding time about 39.17% with little BDBR loss. On average, the proposed HMD can achieve the encoding time saving e about 14.13 ∼ 19.37% compared to that of the existing algorithms with slightly increasing 0.01 ∼ 0.42% BDBR.

Original languageEnglish
Title of host publication2015 IEEE International Symposium on Circuits and Systems, ISCAS 2015
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages2792-2795
Number of pages4
ISBN (Electronic)9781479983919
DOIs
StatePublished - 2015.07.27
EventIEEE International Symposium on Circuits and Systems, ISCAS 2015 - Lisbon, Portugal
Duration: 2015.05.242015.05.27

Publication series

NameProceedings - IEEE International Symposium on Circuits and Systems
Volume2015-July
ISSN (Print)0271-4310

Conference

ConferenceIEEE International Symposium on Circuits and Systems, ISCAS 2015
Country/TerritoryPortugal
CityLisbon
Period15.05.2415.05.27

Keywords

  • Block-based modion estimation
  • CODEC
  • fast mode decision
  • HEVC
  • intra prediciton
  • video coding

Quacquarelli Symonds(QS) Subject Topics

  • Engineering - Electrical & Electronic
  • Engineering - Petroleum

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