Sample based tone mapping method for high dynamic range images
US8433150B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 28, 2009 |
| Grant date | Apr 30, 2013 |
| Priority date | — |
| Expiry date | Jan 30, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06T2207/20208
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The disclosure relates to adjusting intensities of images. The method includes receiving information identifying of a plurality of regions within an image; receiving an intensity adjustment of at least one of the plurality of regions; adjusting the intensities of the at least one plurality of regions based on the received intensity adjustment; interconnecting at least two of the plurality of regions by applying a two-dimensional method; generating intensity adjustments for at least one pixel outside the plurality of regions based on the received intensity adjustment of at least one of the plurality of regions and the interconnection of at least two of the plurality of regions; and applying the generated intensity adjustments to the image.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.