Method for activating a function, namely an alteration of sharpness, using a colour digital image
US8212889B2 · kind B2 · utility
92Cited by
4References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 22, 2010 |
| Grant date | Jul 3, 2012 |
| Priority date | — |
| Expiry date | Sep 23, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N25/134
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The invention concerns a method for activating a function by using a measurement taken from at least one digital image (10) having at least two colors (195, 196) and originating from an image-capturing apparatus, the method including measuring the relative sharpness (190) between at least two colors in at least one region R of the image, and Controlling at least one action (191) depending on the measured relative sharpness.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.