GENERATION OF THREE-DIMENSIONAL (3D) LOOKUP TABLE FOR TONE MAPPING OR OTHER IMAGE PROCESSING FUNCTIONS

• Main Authors: Godaliyadda, Gunawath Dilshan, Sheikh, Hamid R, Glotzbach, John W
• Format: Patent
• Language: English
• Published: 10.08.2023
• Subjects: CALCULATING; COMPUTING; COUNTING; IMAGE DATA PROCESSING OR GENERATION, IN GENERAL; PHYSICS

A method includes obtaining an image and a gain map associated with the image. The method also includes identifying image patches in the image and corresponding gain map patches in the gain map. Different image patches are centered around different anchor points in the image. The method further incl...