BleedFill
Fills in areas of low alpha in the image by blurring in contributions from nearby pixels.
user
Container for user-defined plugs. Nodes should never make their own plugs here, so users are free to do as they wish.
out
The output image generated by this node.
enabled
Turns the node on and off.
in
The input image
expandDataWindow
Expand the data window to cover the display window. The new data will be filled with blurred contributions from nearby pixels ( the same as any regions of low alpha within the original data window ).