+(defface gnus-x-face '((t (:foreground "black" :background "white")))
+ "Face to show X-Face.
+The colors from this face are used as the foreground and background
+colors of the displayed X-Faces."
+ :group 'gnus-article-headers)
+
+(defun gnus-display-x-face-in-from (data)
+ "Display the X-Face DATA in the From header."
+ (let ((default-enable-multibyte-characters nil)
+ pbm)
+ (when (or (gnus-image-type-available-p 'xface)
+ (and (gnus-image-type-available-p 'pbm)
+ (setq pbm (uncompface data))))
+ (save-excursion
+ (save-restriction
+ (article-narrow-to-head)
+ (gnus-article-goto-header "from")
+ (when (bobp)
+ (insert "From: [no `from' set]\n")
+ (forward-char -17))
+ (gnus-add-image
+ 'xface
+ (gnus-put-image
+ (if (gnus-image-type-available-p 'xface)
+ (gnus-create-image
+ (concat "X-Face: " data)
+ 'xface t :ascent 'center :face 'gnus-x-face)
+ (gnus-create-image
+ pbm 'pbm t :ascent 'center :face 'gnus-x-face))))
+ (gnus-add-wash-type 'xface))))))
+
+(defun gnus-grab-cam-x-face ()
+ "Grab a picture off the camera and make it into an X-Face."
+ (interactive)
+ (shell-command "xawtv-remote snap ppm")
+ (let ((file nil))
+ (while (null (setq file (directory-files "/tftpboot/sparky/tmp"
+ t "snap.*ppm")))
+ (sleep-for 1))
+ (setq file (car file))
+ (with-temp-buffer
+ (shell-command
+ (format "pnmcut -left 110 -top 30 -width 144 -height 144 '%s' | ppmnorm 2>/dev/null | pnmscale -width 48 | ppmtopgm | pgmtopbm -threshold -value 0.92 | pbmtoxbm | compface"
+ file)
+ (current-buffer))
+ ;;(sleep-for 3)
+ (delete-file file)
+ (buffer-string))))
+
+(defun gnus-grab-gray-x-face ()
+ "Grab a picture off the camera and make it into an X-Face."
+ (interactive)
+ (shell-command "xawtv-remote snap ppm")
+ (let ((file nil))
+ (while (null (setq file (directory-files "/tftpboot/sparky/tmp"
+ t "snap.*ppm")))
+ (sleep-for 1))
+ (setq file (car file))
+ (with-temp-buffer
+ (shell-command
+ (format "pnmcut -left 70 -top 100 -width 144 -height 144 '%s' | ppmquant 256 2>/dev/null | ppmtogif > '%s.gif'"
+ file file)
+ (current-buffer))
+ (delete-file file))
+ (gnus-convert-image-to-gray-x-face (concat file ".gif") 3)
+ (delete-file (concat file ".gif"))))
+