https://help.autodesk.com/view/FLAME/2021/ENU/?guid=GUID-F864483A-EF62-444D-B82E-842C31BA70F5
Operations That Work Best with Scene-linear Colors
The following operations work best with scene-linear colors (that is, with code values that are directly proportional to light energy in the scene):
- compositing and blending
- optical effects, including lens blur and defocus operations
- motion blur
- anti-aliasing
- sub-pixel repositioning
- 3D rendering
- lighting and re-lighting
Operations That Require Video Colors
The following operations require video colors (that is, color values that are restricted to the range [0, 1]):
- color inversion
- converting RGB to HLS, HSV, or YCbCr
Operations That Work Best with Video or Log Colors
The following operations work best with video or log colors:
- resizing
- many color correction operations
- vectorscopes and histograms
- tracking and stabilizing
- grain and noise operations
- unsharp masking
- video transitions
- making gradients