User guide

141
Control (UI) Default Value Function
channel A The channel from the out_mask input to use as a mask:
• R - use the red channel as the mask.
• G - use the green channel as the mask.
• B - use the blue channel as the mask.
• A - use the alpha channel as the mask.
By default, the merge is limited to the non-black areas of the
mask.
invert disabled Inverts the use of the mask channel so that the merge is limited
to the non-white areas of the mask.
fringe disabled When enabled, the mask is modified so that by default the
merge is limited to the fringe (semi-transparent areas).
operation ImageAverage If you don't want layer the images together using the
ImageAverage compositing operation, select the operation to
use instead.
The following conventions apply to the below operation
descriptions:
• F refers to the fg input.
• f refers to the fg input's alpha channel.
• B refers to the bg input.
• b refers to the bg input's alpha channel.
4 NODES I-K | IMAGEAVERAGE