Returns a copy of an external image.
graphics-ports
copy-external-image external-image &key new-color-table => new-external-image
external-image
An external image.
new-color-table
A color table.
new-external-image
The copy-external-image function returns a copy of the external-image , optionally supplying a new-color-table . An error is signalled if this is a different size from the existing color-table.
copy-external-image