US 12,081,883 B2
Color fringing processing independent of tone mapping
Guillaume Matthieu Guérin, Chatillon (FR); and Julien Caron, Guyancourt (FR)
Assigned to GoPro, Inc., San Mateo, CA (US)
Appl. No. 17/299,767
Filed by GoPro, Inc., San Mateo, CA (US)
PCT Filed Oct. 17, 2019, PCT No. PCT/US2019/056741
§ 371(c)(1), (2) Date Jun. 3, 2021,
PCT Pub. No. WO2020/117378, PCT Pub. Date Jun. 11, 2020.
Claims priority of provisional application 62/775,484, filed on Dec. 5, 2018.
Prior Publication US 2022/0021852 A1, Jan. 20, 2022
Int. Cl. H04N 25/611 (2023.01); G06T 5/77 (2024.01); G06T 5/80 (2024.01)
CPC H04N 25/611 (2023.01) [G06T 5/77 (2024.01); G06T 5/80 (2024.01)] 20 Claims
OG exemplary drawing
 
1. A method comprising:
receiving an image from an image sensor;
detecting, in a red-green-blue (RGB) color domain, color fringing areas in the image;
correcting detected color fringing areas to obtain a corrected image;
performing tone mapping to the image to obtain a tone mapped image; and
storing, displaying, or transmitting an output image based on at least the tone mapped image, wherein the performing is done prior to the correcting.