Creates an Image Access object.
graphics-ports
make-image-access port image => image-access
port⇩ |
A graphics port. |
image⇩ |
An image object. |
image-access⇩ |
An Image Access object. |
The function make-image-access
returns an Image Access object for the given image image on port.
image can be any image object returned by make-image-from-port. An image object returned by load-image is also suitable, but only if it is a Plain Image (see below).
image-access is used when reading and writing the pixel values of the image. For an overview of using Image Access objects, see 13.10.8 Image access.
make-image-access
as described in load-image.(example-edit-file "capi/graphics/image-access")
free-image-access
image-access-transfer-from-image
image-access-transfer-to-image
image-access-height
image-access-pixel
load-image
make-image
13.10.8 Image access
CAPI User Guide and Reference Manual (Windows version) - 01 Dec 2021 19:34:15