The function convert-external-image
returns an image derived from
external-image
. The image is ready for drawing to the given graphics port.
If
cache
is non-nil image conversions are cached in the
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 (Unix version) - 3 Aug 2017