You can select exposure, contrast, hue, gamma, sharpen, saturation, colorize, and/or use the Channel Mixer. You may also use the nine preset options or save your own custom settings.

Examples of Image Adjustments

Exposure: 0   Contrast: 0   Hue: 0   Colorize: ?   Gamma: 0   Sharpen: 0   Saturation: 0   Chanel Mixer: no

Sha -50 Sat -50: Exposure: 0   Contrast: 0   Hue: 0   Colorize: ?   Gamma: 1   Sharpen: -50   Saturation: -50   Chanel Mixer: no

Colorize Hue -160 Sat -25: Exposure: 0   Contrast: 0   Hue: -160   Colorize: ?  Gamma: 1  Sharpen: 0   Saturation: -25