Picture enhancement method and apparatus
US12373918B2 · kind B2 · utility
0Cited by
8References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 3, 2021 |
| Grant date | Jul 29, 2025 |
| Priority date | — |
| Expiry date | Jun 20, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N19/86
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Provided are a picture enhancement method and apparatus. The picture enhancement method includes: for any one pixel, which meets a first filtering condition, in a current block, determining a first pixel value of the pixel after first filtering; and performing enhancement on a pixel value of the pixel based on the first pixel value and a second pixel value of the pixel point before the first filtering, so as to obtain a third pixel value, which has been subjected to enhancement, of the pixel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.