[Patent] Methods and devices for generating, encoding or decoding images with a first dynamic range, and corresponding computer program products and computer-readable medium

Abstract

The disclosure relates to a method for generating at least one image with a first dynamic range, from an image with a second dynamic range, which is lower than said first dynamic range, comprising: - obtaining (11) an epitome of said image with a first dynamic range, called a first epitome, - generating (12) said image with a first dynamic range, from the image with a second dynamic range and the first epitome.