Effect Color Build - video editor

the Effect Color Build for Video Editor
function for
- build as gray or 2D color
the dialog

(example image is old version, the name changed to CB, not CG or CL anymore)
the parameters
- Level, the colors.
- Algorithm, the algorithm, see the tool tip.
- To
  - GrayScale, as gray mode, level 3 is default for black-and-white comic
  - low Color, level 8 or 10 is default for 2D rebuild
note
- for low color mode, work with Effect Texture Compose is recommend, for example level 8, and Grain texture L: