Color

color representation
- RGB
- HSV
- LAB
color edit graph
- Curve
- Level
- Color wheel
- color mapping - gradient map / lut table
common operation
- color based range selection
- brightness based range selection
  - boost shadow
  - tint shadow
  - tint highlight
- manual area selection
unreal post process volume terms
- bloom: bright light dispersion
- Chromatic aberration
- lens flare
- ghosting
  - when a lens is directed at a strong light source, a whitish flare is produced. When unneeded light reflects off the lens surface and mirror frame, ghosting occurs.
  - https://snapshot.canon-asia.com/article/eng/lens-faq-4-what-is-ghosting-and-flaring
- bokeh:
  - Lens flare often appears in photographs as circles or rings that emanate from the light source. These visible spots or artefacts, are called ghosting. Don't confuse this with bokeh, which is a background blur effect created by your lens.
  - https://blog.dehancer.com/articles/bloom-what-it-is-and-how-it-works/
  - LENS FLARES. The bad and the beautiful https://www.youtube.com/watch?v=AQsz83SauJA