Extracts the format of an input image, for driving the format input of another image node, or driving expressions.
Container for user-defined plugs. Nodes should never make their own plugs here, so users are free to do as they wish.
The image to query.
The format of the image ( as a FormatPlug, compatible with inputs on Constant or Resize ).
The middle of the displayWindow. Stored as V2f, since it could be a half-pixel.
The size of the displayWindow as V2i.