User guide

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Control (UI) Default Value Function
displayWindow Background The frame size to output in the event that the fg and bg inputs
are different sizes:
• Background - output the frame size of the bg input.
• Foreground - output the frame size of the fg input.
• Union - output a combination of the bg and fg inputs' frame
sizes.
• Intersection - output an intersection of the bg and fg inputs'
frame sizes. This restricts the output to the area where the
two frame sizes overlap.
clampAlpha enabled When enabled, the output alpha channel is clamped to the 0-1
range. Color channels (RGB) are not affected.
ImageBackgroundColor
Controls the background color of the input image using RGB, HSL, and/or HSV parameters.
Control (UI) Default Value Function
color
color 0.0, 0.0, 0.0, 1.0 The color (RGBA values) of every pixel in the image. You can also
use the below RGB, HSL, or HSV controls to set the color.
color > RGB
red 0 Sets the red value of the background.
green 0 Sets the green value of the background.
blue 0 Sets the blue value of the background.
alpha 0 Sets the alpha value of the background.
color > HSL
hue 0 Sets the hue of the background.
saturation 0 Sets the saturation of the background.
4 NODES I-K | IMAGEBACKGROUNDCOLOR