Background Handling

The background handling feature can remove, replace and balance the background of a portrait.

Parameters

Parameter	Type	Default	Description
ReplacePath	String	-	Path to replacement background image
backgroundR	0-255	255	Red component for background color replacement
backgroundG	0-255	255	Green component for background color replacement
backgroundB	0-255	255	Blue component for background color replacement
balanceH	-1.0 to 1.0	0.0	Hue balance adjustment for background
balanceS	-1.0 to 1.0	0.0	Saturation balance adjustment for background
balanceV	-1.0 to 1.0	0.0	Value balance adjustment for background

Usage Examples

Replace with image file:

ReplacePath="/path/to/background.jpg"

Set solid color background:

backgroundR=128
backgroundG=192
backgroundB=255

Adjust background color balance:

balanceH=0.1    # Slight hue shift
balanceS=-0.2   # Reduce saturation
balanceV=0.05   # Increase brightness

Notes

• When ReplacePath is specified, the RGB color values are ignored
• Balance adjustments are applied after background replacement or color setting
• HSV balance values range from -1.0 (maximum decrease) to 1.0 (maximum increase)
• Default RGB values (255, 255, 255) create a white background when no replacement path is provided