Patent · US Expired

Method and apparatus for controlling loop filtering or post filtering in block based motion compensationed video coding

US7440501B2 · kind B2 · utility

19Cited by
15References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 13, 2005
Grant dateOct 21, 2008
Priority date
Expiry dateJan 13, 2026

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N19/86
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

Adjacent blocks are identified in an image. Coding parameters for the adjacent blocks are identified. Deblock filtering between the identified adjacent blocks is skipped if the coding parameters for the identified adjacent blocks are similar and not skipped if the coding parameters for the identified adjacent blocks are substantially different.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.