Returns an image derived from an external image format.
graphics-ports
convert-external-image gp external-image &key cache force-new => image
|   gp⇩  |    
A CAPI pane.  | 
|   external-image⇩  |    
An external-image.  | 
|   cache⇩  |    
A boolean.  | 
|   force-new⇩  |    
A boolean.  | 
|   image  |    
An image.  | 
The function convert-external-image returns an image derived from external-image . The image is ready for drawing to gp.
If cache is non-nil image conversions are cached in external-image. The default value of cache is nil.
If force-new is non-nil a new image is always created, and put in the cache. The default value of force-new is nil.
CAPI User Guide and Reference Manual (Macintosh version) - 01 Dec 2021 19:31:44