Image processing

17 January 2019

Derivating HDR-IPT direct and inverse transformations

2020-01-03T22:50:40-05:0017 January 2019|Categories: Image processing|

Following my work on the filmic tonemapping, several users have reported issues with very saturated blue areas (stage spotlights, bright skies) and red areas. The grail of image processing is being able to affect colors and brightness independantly. The big conundrum of tonemapping is raising luminance without affecting perceptual colors, and, by color, [...]