Variable: mm-inline-large-images
mm-inline-large-images is a customizable variable defined in
mm-decode.el.gz.
Value
resize
Documentation
If nil, images larger than the window aren't displayed in the buffer.
If resize, try to resize the images so they fit in the buffer.
If t, show the images as they are without resizing.
This variable was added, or its default value changed, in Emacs 27.1.
Probably introduced at or before Emacs version 27.1.
Source Code
;; Defined in /usr/src/emacs/lisp/gnus/mm-decode.el.gz
(defcustom mm-inline-large-images 'resize
"If nil, images larger than the window aren't displayed in the buffer.
If `resize', try to resize the images so they fit in the buffer.
If t, show the images as they are without resizing."
:version "27.1"
:type '(radio
(const :tag "Inline large images as they are." t)
(const :tag "Resize large images." resize)
(const :tag "Do not inline large images." nil))
:group 'mime-display)