7.4 Image Files

CLX provides functions that allow images to be written to a file in a standard X format. The following paragraphs describe the CLX functions used to:

Read an image from a file.
Write an image to a file.

read-bitmap-file

pathname

Function

pathname: An image file pathname.

Reads an image file in standard X format and returns an image object. The returned image can have depth greater than one.

image: Type image.

write-bitmap-file

pathname image &optional name

Function

pathname: An image file pathname.
image: An image object.
name: A stringable image name.

Writes the image to an image file in standard X format. The image can have depth greater than one. The name is an image identifier written to the file; the default name is (or (image-name image) 'image).