Compresses DIB data in an external image.
graphics-ports
compress-external-image external-image => result
| external-image⇩ |
An external-image. |
| result |
The difference in bytes between size of the original image and the size of the compressed version. |
The function compress-external-image converts the data of external-image into compressed DIB format.
The image data in external-image must be in Device Independent Bitmap (DIB) format.
CAPI User Guide and Reference Manual (Windows version) - 01 Dec 2021 19:34:15