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23f87bed | 1 | ;;; compface.el --- functions for converting X-Face headers |
e84b4b86 | 2 | |
ba318903 | 3 | ;; Copyright (C) 2002-2014 Free Software Foundation, Inc. |
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4 | |
5 | ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org> | |
6 | ;; Keywords: news | |
7 | ||
8 | ;; This file is part of GNU Emacs. | |
9 | ||
5e809f55 | 10 | ;; GNU Emacs is free software: you can redistribute it and/or modify |
23f87bed | 11 | ;; it under the terms of the GNU General Public License as published by |
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12 | ;; the Free Software Foundation, either version 3 of the License, or |
13 | ;; (at your option) any later version. | |
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14 | |
15 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
16 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | ;; GNU General Public License for more details. | |
19 | ||
20 | ;; You should have received a copy of the GNU General Public License | |
5e809f55 | 21 | ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. |
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22 | |
23 | ;;; Commentary: | |
24 | ||
25 | ;;; Code: | |
26 | ||
27 | ;;;### | |
28 | (defun uncompface (face) | |
29 | "Convert FACE to pbm. | |
30 | Requires the external programs `uncompface', and `icontopbm'. On a | |
31 | GNU/Linux system these might be in packages with names like `compface' | |
32 | or `faces-xface' and `netpbm' or `libgr-progs', for instance." | |
33 | (with-temp-buffer | |
73f2395e | 34 | (unless (featurep 'xemacs) (set-buffer-multibyte nil)) |
23f87bed | 35 | (insert face) |
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36 | (let ((coding-system-for-read 'raw-text) |
37 | ;; At least "icontopbm" doesn't work with Windows because | |
38 | ;; the line-break code is converted into CRLF by default. | |
39 | (coding-system-for-write 'binary)) | |
40 | (and (eq 0 (apply 'call-process-region (point-min) (point-max) | |
41 | "uncompface" | |
42 | 'delete '(t nil) nil)) | |
43 | (progn | |
44 | (goto-char (point-min)) | |
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45 | (insert "/* Format_version=1, Width=48, Height=48, Depth=1,\ |
46 | Valid_bits_per_item=16 */\n") | |
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47 | ;; I just can't get "icontopbm" to work correctly on its |
48 | ;; own in XEmacs. And Emacs doesn't understand un-raw pbm | |
49 | ;; files. | |
50 | (if (not (featurep 'xemacs)) | |
51 | (eq 0 (call-process-region (point-min) (point-max) | |
52 | "icontopbm" | |
53 | 'delete '(t nil))) | |
54 | (shell-command-on-region (point-min) (point-max) | |
55 | "icontopbm | pnmnoraw" | |
56 | (current-buffer) t) | |
57 | t)) | |
58 | (buffer-string))))) | |
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59 | |
60 | (provide 'compface) | |
61 | ||
23f87bed | 62 | ;;; compface.el ends here |