Image Adjustment


The Image Adjustment node provides a large number of adjustment settings for a connected texture map (figure 1).


Figure 1: The Image Adjustment node used to shift the Saturation on the connected texture map


Image Adjustment Parameters

Texture - Specifies the image to be adjusted.

Bybass - Bypasses the image adjustments.

Strength - Determines the overall intensity of the adjustment.


Hue Range

Hue Range - Enables the hue adjustments.

Affect Hue - The specified hue to limit the range to.

Hue Range Width - The hue range within which the effect will be applied.

Hue Range Softness - Controls how smoothly the effect will be applied when outside of the hue range.


Channel Mapping

Channel Mapping - Enables channel mapping.

Red Mapping - Controls channel mapping for the red channel.

Green Mapping - Controls channel mapping for the green channel.

Blue Mapping - Controls channel mapping for the blue channel.


Brightness Adjustment

Brightness Adjustment - Enables the brightness adjustments.

Invert - Inverts the colors.

Brightness - Provides a linear brightness scale factor.

Contrast - Provides contrast controls.

Lift - Positive values brighten dark areas and negative number darken light areas.

Pivot - Controls where the contrast is applied.

Inverse GammaThe function or attribute used to code or decode luminance for common displays. The computer graphics industry has set a standard gamma setting of 2.2 making it the most common default for 3D modelling and rendering applications. - Applies 1/gamma instead of gamma.

Gamma - Controls the gamma adjustment exponent.


Color Adjustment

Color Adjustment - Enables the color adjustments.

Hue Shift - Shifts the hue value.

Saturation - Increases or decreases the hue saturation.

Tint Color - The color used to mix with the texture's colors.

Tint Strength - Determines the amount of tint to mix with the texture's colors.


Output Tint

Output Tint - Enables the output tint functionality.

Shadows - Determines the shadow color for the tint.

Midtones - Determines the midtone color for the tint.

Highlights - Determines the highlight color for the tint.

Midtone Luminance - Determines the midtone luminance value.



Clamp - Enables clamping

Clamp Low/High - Clamps the output to the specified range.