Processing and Formatting Effects > Flame FX > Glow >
Input Settings

Hue field
  Displays the colour range in the image before the glow effect is applied.
Saturation field
  Displays the colour purity level in the image before the glow effect is applied.
Contrast field
  Displays the level of gradations between light and dark areas before the glow effect is applied.
Gamma field
  Displays the level of grey in the image before the glow effect is applied.
Gain field
  Displays a value by which pixel colour values are multiplied. The offset value is added to this value to determine the final colour.
Offset field
  Displays the value to add to current pixel colour values (the resulting colour value is clipped at 0).