Available tonal adjustments include:
- Brightness / Contrast—uses two settings to adjust the lightness of all pixels and the tonal differences between them.
- Curves—uses graph manipulation to precisely adjust lightness and contrast.
- Exposure—multiplies the overall exposure to lighten or darken an object or image.
- Levels—reassigns the black, white and gamma points to redistribute pixel lightness.
- Shadows / Highlights—applies tonal adjustment to the darkest and/or lightest areas.