;;; gnus-fun.el --- various frivolous extension functions to Gnus
-;; Copyright (C) 2002, 2003 Free Software Foundation, Inc.
+
+;; Copyright (C) 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
;; Keywords: news
;; You should have received a copy of the GNU General Public License
;; along with GNU Emacs; see the file COPYING. If not, write to the
-;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-;; Boston, MA 02111-1307, USA.
+;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+;; Boston, MA 02110-1301, USA.
;;; Commentary:
;;; Code:
(eval-when-compile
- (require 'cl)
- (require 'mm-util))
+ (require 'cl))
+
+(require 'mm-util)
+(require 'gnus-ems)
+(require 'gnus-util)
+(require 'gnus)
(defcustom gnus-x-face-directory (expand-file-name "x-faces" gnus-directory)
"*Directory where X-Face PBM files are stored."
+ :version "22.1"
:group 'gnus-fun
:type 'directory)
(defcustom gnus-convert-pbm-to-x-face-command "pbmtoxbm %s | compface"
"Command for converting a PBM to an X-Face."
+ :version "22.1"
:group 'gnus-fun
:type 'string)
-(defcustom gnus-convert-image-to-x-face-command "giftopnm %s | ppmnorm | pnmscale -width 48 -height 48 | ppmtopgm | pgmtopbm | pbmtoxbm | compface"
+(defcustom gnus-convert-image-to-x-face-command
+ "convert -scale 48x48! %s xbm:- | xbm2xface.pl"
"Command for converting an image to an X-Face.
+The command must take a image filename (use \"%s\") as input.
+The output must be the Face header data on stdout in PNG format.
+
By default it takes a GIF filename and output the X-Face header data
on stdout."
+ :version "22.1"
:group 'gnus-fun
- :type 'string)
+ :type '(choice (const :tag "giftopnm, netpbm (GIF input only)"
+ "giftopnm %s | ppmnorm | pnmscale -width 48 -height 48 | ppmtopgm | pgmtopbm | pbmtoxbm | compface")
+ (const :tag "convert"
+ "convert -scale 48x48! %s xbm:- | xbm2xface.pl")
+ (string)))
-(defcustom gnus-convert-image-to-face-command "djpeg %s | ppmnorm | pnmscale -width 48 -height 48 | ppmquant %d | pnmtopng"
- "Command for converting an image to an Face.
-By default it takes a JPEG filename and output the Face header data
-on stdout."
+(defcustom gnus-convert-image-to-face-command
+ "convert -scale 48x48! %s -colors %d png:-"
+ "Command for converting an image to a Face.
+
+The command must take an image filename (first format argument
+\"%s\") and the number of colors (second format argument: \"%d\")
+as input. The output must be the Face header data on stdout in
+PNG format."
+ :version "22.1"
:group 'gnus-fun
- :type 'string)
+ :type '(choice (const :tag "djpeg, netpbm (JPG input only)"
+ "djpeg %s | ppmnorm | pnmscale -width 48 -height 48 | ppmquant %d | pnmtopng")
+ (const :tag "convert"
+ "convert -scale 48x48! %s -colors %d png:-")
+ (string)))
(defun gnus-shell-command-to-string (command)
"Like `shell-command-to-string' except not mingling ERROR."
;;;###autoload
(defun gnus-x-face-from-file (file)
- "Insert an X-Face header based on an image file."
- (interactive "fImage file name (by default GIF): ")
+ "Insert an X-Face header based on an image file.
+
+Depending on `gnus-convert-image-to-x-face-command' it may accept
+different input formats."
+ (interactive "fImage file name: ")
(when (file-exists-p file)
(gnus-shell-command-to-string
(format gnus-convert-image-to-x-face-command
;;;###autoload
(defun gnus-face-from-file (file)
- "Return an Face header based on an image file."
- (interactive "fImage file name (by default JPEG): ")
+ "Return a Face header based on an image file.
+
+Depending on `gnus-convert-image-to-face-command' it may accept
+different input formats."
+ (interactive "fImage file name: ")
(when (file-exists-p file)
(let ((done nil)
(attempt "")
quant))))
(if (> (length attempt) 726)
(progn
- (setq quant (- quant 2))
- (gnus-message 4 "Length %d; trying quant %d"
+ (setq quant (- quant (if (< quant 10) 1 2)))
+ (gnus-message 9 "Length %d; trying quant %d"
(length attempt) quant))
(setq done t)))
(if done
'xface
(gnus-put-image
(if (gnus-image-type-available-p 'xface)
- (gnus-create-image
- (concat "X-Face: " data)
- 'xface t :face 'gnus-x-face)
- (gnus-create-image
- pbm 'pbm t :face 'gnus-x-face)) nil 'xface))
+ (apply 'gnus-create-image (concat "X-Face: " data) 'xface t
+ (cdr (assq 'xface gnus-face-properties-alist)))
+ (apply 'gnus-create-image pbm 'pbm t
+ (cdr (assq 'pbm gnus-face-properties-alist))))
+ nil 'xface))
(gnus-add-wash-type 'xface))))))
(defun gnus-grab-cam-x-face ()
(provide 'gnus-fun)
+;;; arch-tag: 9d000a69-15cc-4491-9dc0-4627484f50c1
;;; gnus-fun.el ends here