Intra frame prediction scanning method for video coding and video coding method using intra frame prediction scanning
US9414069B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jan 6, 2014 |
| Grant date | Aug 9, 2016 |
| Priority date | — |
| Expiry date | Nov 15, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N19/176
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An intra frame predication scanning method for video coding includes steps of: providing a two-dimensional residual coefficient array of a pixel block; dividing the two-dimensional residual coefficient array into a plurality of sub-arrays; converting, in a predetermined order, residual coefficients in the respective sub-array into a one-dimensional individual-sub-array residual coefficient series; connecting the one-dimensional individual-sub-array residual coefficient series of all the sub-arrays as a one-dimensional all-sub-array residual coefficient series of the pixel block; and performing an entropy coding on the one-dimensional all-sub-array residual coefficient series. A video coding method is also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.