mm-inline-media-tests

mm-inline-media-tests is a variable defined in `mm-decode.el'.
Its value is shown below.

Documentation:
Alist of media types/tests saying whether types can be displayed inline.

You can customize this variable.

Value:

(("image/p?jpeg" mm-inline-image
  (lambda
    (handle)
    (mm-valid-and-fit-image-p 'jpeg handle)))
 ("image/png" mm-inline-image
  (lambda
    (handle)
    (mm-valid-and-fit-image-p 'png handle)))
 ("image/gif" mm-inline-image
  (lambda
    (handle)
    (mm-valid-and-fit-image-p 'gif handle)))
 ("image/tiff" mm-inline-image
  (lambda
    (handle)
    (mm-valid-and-fit-image-p 'tiff handle)))
 ("image/xbm" mm-inline-image
  (lambda
    (handle)
    (mm-valid-and-fit-image-p 'xbm handle)))
 ("image/x-xbitmap" mm-inline-image
  (lambda
    (handle)
    (mm-valid-and-fit-image-p 'xbm handle)))
 ("image/xpm" mm-inline-image
  (lambda
    (handle)
    (mm-valid-and-fit-image-p 'xpm handle)))
 ("image/x-xpixmap" mm-inline-image
  (lambda
    (handle)
    (mm-valid-and-fit-image-p 'xpm handle)))
 ("image/bmp" mm-inline-image
  (lambda
    (handle)
    (mm-valid-and-fit-image-p 'bmp handle)))
 ("image/x-portable-bitmap" mm-inline-image
  (lambda
    (handle)
    (mm-valid-and-fit-image-p 'pbm handle)))
 ("text/plain" mm-inline-text identity)
 ("text/enriched" mm-inline-text identity)
 ("text/richtext" mm-inline-text identity)
 ("text/x-patch" mm-display-patch-inline identity)
 ("text/x-diff" mm-display-patch-inline identity)
 ("application/emacs-lisp" mm-display-elisp-inline identity)
 ("application/x-emacs-lisp" mm-display-elisp-inline identity)
 ("application/x-shellscript" mm-display-shell-script-inline identity)
 ("application/x-sh" mm-display-shell-script-inline identity)
 ("text/x-sh" mm-display-shell-script-inline identity)
 ("application/javascript" mm-display-javascript-inline identity)
 ("text/dns" mm-display-dns-inline identity)
 ("text/x-org" mm-display-org-inline identity)
 ("text/html" mm-inline-text-html
  (lambda
    (handle)
    mm-text-html-renderer))
 ("text/x-vcard" mm-inline-text-vcard
  (lambda
    (handle)
    (or
     (featurep 'vcard)
     (locate-library "vcard"))))
 ("message/delivery-status" mm-inline-text identity)
 ("message/rfc822" mm-inline-message identity)
 ("message/partial" mm-inline-partial identity)
 ("message/external-body" mm-inline-external-body identity)
 ("text/.*" mm-inline-text identity)
 ("application/x-.?tar\\(-.*\\)?" mm-archive-dissect-and-inline identity)
 ("application/zip" mm-archive-dissect-and-inline identity)
 ("audio/wav" mm-inline-audio
  (lambda
    (handle)
    (and
     (or
      (featurep 'nas-sound)
      (featurep 'native-sound))
     (device-sound-enabled-p))))
 ("audio/au" mm-inline-audio
  (lambda
    (handle)
    (and
     (or
      (featurep 'nas-sound)
      (featurep 'native-sound))
     (device-sound-enabled-p))))
 ("application/pgp-signature" ignore identity)
 ("application/x-pkcs7-signature" ignore identity)
 ("application/pkcs7-signature" ignore identity)
 ("application/x-pkcs7-mime" ignore identity)
 ("application/pkcs7-mime" ignore identity)
 ("multipart/alternative" ignore identity)
 ("multipart/mixed" ignore identity)
 ("multipart/related" ignore identity)
 ("image/.*" mm-inline-image
  (lambda
    (handle)
    (and
     (mm-valid-image-format-p 'imagemagick)
     (mm-with-unibyte-buffer
       (mm-insert-part handle)
       (let
	   ((image
	     (ignore-errors
	       (if
		   (fboundp 'create-image)
		   (create-image
		    (buffer-string)
		    'imagemagick 'data-p)
		 (mm-create-image-xemacs
		  (mm-handle-media-subtype handle))))))
	 (when image
	   (setcar
	    (cdr handle)
	    (list "image/imagemagick"))
	   (mm-image-fit-p handle)))))))
 ("audio/.*" ignore ignore)
 ("image/.*" ignore ignore)
 (".*" mm-inline-text mm-readable-p))