Variable: image-transform-smoothing
image-transform-smoothing is a customizable variable defined in
image.el.gz.
Value
image--default-smoothing
Documentation
Whether to do smoothing when applying transforms to images.
Common transforms are rescaling and rotation.
Valid values are nil (no smoothing), t (smoothing) or a predicate function that is called with the image specification and should return either nil or non-nil.
This variable was added, or its default value changed, in Emacs 28.1.
Probably introduced at or before Emacs version 28.1.
Source Code
;; Defined in /usr/src/emacs/lisp/image.el.gz
(defcustom image-transform-smoothing #'image--default-smoothing
"Whether to do smoothing when applying transforms to images.
Common transforms are rescaling and rotation.
Valid values are nil (no smoothing), t (smoothing) or a predicate
function that is called with the image specification and should return
either nil or non-nil."
:type '(choice (const :tag "Do smoothing" t)
(const :tag "No smoothing" nil)
function)
:version "28.1")