@end iftex
@c @anchor{X-Face}
-Decoding an @code{X-Face} header either requires an Emacs that has
+Viewing an @code{X-Face} header either requires an Emacs that has
@samp{compface} support (which most XEmacs versions has), or that you
-have @samp{compface} installed on your system. If either is true,
-Gnus will default to displaying @code{X-Face} headers.
+have suitable conversion or display programs installed. If your Emacs
+has image support the default action is to display the face before the
+@code{From} header. If there's no native @code{X-Face} support, Gnus
+will try to convert the @code{X-Face} header using external programs
+from the @code{pbmplus} package and friends. For XEmacs it's faster if
+XEmacs has been compiled with @code{X-Face} support. The default action
+under Emacs without image support is to fork off the @code{display}
+program.
+
+On a GNU/Linux system, the @code{display} program is from the
+ImageMagick package. For external conversion programs look for packages
+with names like @code{netpbm}, @code{libgr-progs} and @code{compface}.
The variable that controls this is the
@code{gnus-article-x-face-command} variable. If this variable is a
If the @code{gnus-article-x-face-too-ugly} (which is a regexp) matches
the @code{From} header, the face will not be shown.
-The default action under Emacs without image support is to fork off the
-@code{display} program@footnote{@code{display} is from the ImageMagick
-package. For the @code{uncompface} and @code{icontopbm} programs look
-for a package like @code{compface} or @code{faces-xface} on a GNU/Linux
-system.} to view the face.
-
-Under XEmacs or Emacs 21+ with suitable image support, the default
-action is to display the face before the @code{From} header. (It's
-nicer if XEmacs has been compiled with @code{X-Face} support---that
-will make display somewhat faster. If there's no native @code{X-Face}
-support, Gnus will try to convert the @code{X-Face} header using
-external programs from the @code{pbmplus} package and
-friends.@footnote{On a GNU/Linux system look for packages with names
-like @code{netpbm}, @code{libgr-progs} and @code{compface}.})
-
(Note: @code{x-face} is used in the variable/function names, not
@code{xface}).
If you use posting styles, you can use an @code{x-face-file} entry in
@code{gnus-posting-styles}, @xref{Posting Styles}. If you don't, Gnus
provides a few convenience functions and variables to allow easier
-insertion of X-Face headers in outgoing messages.
+insertion of X-Face headers in outgoing messages. You also need the
+above mentioned ImageMagick, netpbm or other image conversion packages
+(depending the values of the variables below) for these functions.
@findex gnus-random-x-face
@vindex gnus-convert-pbm-to-x-face-command
@subsection Face
@cindex face
-@c #### FIXME: faces and x-faces'implementations should really be harmonized.
+@c #### FIXME: faces and x-faces' implementations should really be harmonized.
@code{Face} headers are essentially a funkier version of @code{X-Face}
ones. They describe a 48x48 pixel colored image that's supposed to
See @uref{http://quimby.gnus.org/circus/face/} for the precise
specifications.
-The @code{gnus-face-properties-alist} variable affects the appearance of
-displayed Face images. @xref{X-Face}.
+Viewing an @code{X-Face} header either an Emacs that is able to display
+PNG images.
+@c Maybe add this:
+@c (if (featurep 'xemacs)
+@c (featurep 'pgn)
+@c (image-type-available-p 'png))
Gnus provides a few convenience functions and variables to allow
easier insertion of Face headers in outgoing messages.