Patent · US Active

Method and apparatus for VC-1 to MPEG-2 video transcoding

US7903739B2 · kind B2 · utility

1Cited by
4References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 5, 2005
Grant dateMar 8, 2011
Priority date
Expiry dateJan 6, 2030

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N19/61
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A method for transcoding from a VC-1 format to an MPEG-2 format is disclosed. The method generally comprises the steps of (A) decoding an input video stream in the VC-1 format to generate a picture; (B) determining a first mode indicator for the picture; and (C) coding the picture into an output video stream in the MPEG-2 format using one of (i) an MPEG-2 field mode coding and (ii) an MPEG-2 frame mode coding as determined from the first mode indicator.

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