Adaptive color grade interpolation method and device
US10553178B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 29, 2016 |
| Grant date | Feb 4, 2020 |
| Priority date | — |
| Expiry date | Aug 29, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2340/10
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An adaptive color grade interpolation method is disclosed. The method comprises interpolating from a first color graded version of a picture adapted to first viewing conditions and a second color graded version of said picture different from the first color graded version and adapted to second viewing conditions in order to obtain a third color graded version of the picture adapted to third viewing conditions wherein said interpolating is obtained from said first color graded version, a first mapped color version of said first color graded version adapted to said third viewing conditions and to a second mapped color version of said first color graded version adapted to said second viewing conditions such that said first color graded version and second mapped color version are interpolated into said first mapped color version.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.