Variable: image-type-file-name-regexps

image-type-file-name-regexps is a variable defined in image.el.gz.

Value

(("\\.png\\'" . png) ("\\.gif\\'" . gif) ("\\.jpe?g\\'" . jpeg)
 ("\\.webp\\'" . webp) ("\\.bmp\\'" . bmp) ("\\.xpm\\'" . xpm)
 ("\\.pbm\\'" . pbm) ("\\.xbm\\'" . xbm) ("\\.ps\\'" . postscript)
 ("\\.tiff?\\'" . tiff) ("\\.svgz?\\'" . svg)
 ("\\.hei[cf]s?\\'" . heic))

Documentation

Alist of (REGEXP . IMAGE-TYPE) pairs used to identify image files.

When the name of an image file match REGEXP, it is assumed to be of image type IMAGE-TYPE.

Source Code

;; Defined in /usr/src/emacs/lisp/image.el.gz
(defvar image-type-file-name-regexps
  '(("\\.png\\'" . png)
    ("\\.gif\\'" . gif)
    ("\\.jpe?g\\'" . jpeg)
    ("\\.webp\\'" . webp)
    ("\\.bmp\\'" . bmp)
    ("\\.xpm\\'" . xpm)
    ("\\.pbm\\'" . pbm)
    ("\\.xbm\\'" . xbm)
    ("\\.ps\\'" . postscript)
    ("\\.tiff?\\'" . tiff)
    ("\\.svgz?\\'" . svg)
    ("\\.hei[cf]s?\\'" . heic))
  "Alist of (REGEXP . IMAGE-TYPE) pairs used to identify image files.
When the name of an image file match REGEXP, it is assumed to
be of image type IMAGE-TYPE.")