Efficient mode decision with enhanced sampling algorithm for HEVC

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

2 Citations (Scopus)

Abstract

Compared with H.264/AVC, H.265/HEVC achieves better image quality at the same coding bit rate, but requires more complexity in its coding process. In this paper, we propose a fast inter/intra decision method that can reduce the required encoding time with very little increase in required rate and PSNR degradation. We also introduce the weighted sampling and adaptive threshold condition to determine the CU splitting. In addition, a fast CU size selection algorithm based on image complexity for inter-frame coding is proposed. Experiments show that the proposed method provides a significant improvement in computing requirements, and can achieve a reasonable compromise between coding quality and efficiency.

Original languageEnglish
Title of host publication18th IEEE International Symposium on A World of Wireless, Mobile and Multimedia Networks, WoWMoM 2017 - Conference
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781538627228
DOIs
Publication statusPublished - 10 Jul 2017
Event18th IEEE International Symposium on A World of Wireless, Mobile and Multimedia Networks, WoWMoM 2017 - Macau, China
Duration: 12 Jun 201715 Jun 2017

Publication series

Name18th IEEE International Symposium on A World of Wireless, Mobile and Multimedia Networks, WoWMoM 2017 - Conference

Conference

Conference18th IEEE International Symposium on A World of Wireless, Mobile and Multimedia Networks, WoWMoM 2017
Country/TerritoryChina
CityMacau
Period12/06/1715/06/17

Keywords

  • Adaptive Threshold
  • High Efficient Video Coding
  • Inter/Intra Prediction
  • Weighted Sampling

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