/[public]/psiconv/trunk/program/psiconv/magick-aux.c
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Contents of /psiconv/trunk/program/psiconv/magick-aux.c

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Revision 343 - (show annotations)
Mon Oct 20 11:44:17 2014 UTC (5 years, 11 months ago) by frodo
File MIME type: text/plain
File size: 2796 byte(s)
(Frodo) Support for GraphicsMagick library
  * Add IMAGEMAGICK_API 100 for GraphicsMagick and supporting code
  * Rewrite GetMagickFileList to return a null-terminated array of pointers
    (instead of using prev/next)

1 /*
2 magick-aux.c - Part of psiconv, a PSION 5 file formats converter
3 Copyright (c) 2000-2005 Frodo Looijaard <frodo@frodo.looijaard.name>
4
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
9
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
18 */
19
20 #include "config.h"
21
22 #if IMAGEMAGICK
23
24 #include "magick-aux.h"
25
26 #endif
27
28 #ifdef DMALLOC
29 #include "dmalloc.h"
30 #endif
31
32 #if IMAGEMAGICK
33
34 /* This used to be very ugly, but nowadays it is much better */
35
36 #if IMAGEMAGICK_API == 1 || IMAGEMAGICK_API == 2
37 const MagickInfo ** GetMagickFileList(void)
38 {
39 int len,i;
40 const MagickInfo *ptr;
41 const MagickInfo *mi_ptr;
42 const MagickInfo **copy;
43 ExceptionInfo exc;
44 GetExceptionInfo(&exc);
45 OpenModules(&exc);
46
47 mi_ptr = GetMagickInfo(NULL,&exc);
48 for (len = 0, ptr=mi_ptr; ptr != NULL; len++, ptr = ptr->next);
49 copy = malloc((len+1) * sizeof(*copy));
50 for (i=0, ptr=mi_ptr; ptr != NULL; i++, ptr = ptr->next)
51 copy[i] = ptr;
52 copy[len] = NULL;
53 return copy;
54 }
55
56 #elif IMAGEMAGICK_API == 3
57
58 const MagickInfo ** GetMagickFileList(void)
59 {
60 MagickInfo **mi;
61 const MagickInfo **copy;
62 unsigned long len;
63 int i;
64 ExceptionInfo exc;
65 GetExceptionInfo(&exc);
66 OpenModules(&exc);
67 mi = GetMagickInfoList("*",&len);
68 copy = malloc((len+1) * sizeof(*copy));
69 for (i = 0; i < len; i++) {
70 copy[i] = mi[i];
71 }
72 copy[len] = NULL;
73 return copy;
74 }
75
76 #elif IMAGEMAGICK_API == 4
77
78 const MagickInfo ** GetMagickFileList(void)
79 {
80 MagickInfo **mi;
81 const MagickInfo **copy;
82 unsigned long len;
83 int i;
84 ExceptionInfo exc;
85 GetExceptionInfo(&exc);
86 OpenModules(&exc);
87 mi = GetMagickInfoList("*",&len,&exc);
88 copy = malloc((len+1) * sizeof(*copy));
89 for (i = 0; i < len; i++) {
90 copy[i] = mi[i];
91 }
92 copy[len] = NULL;
93 return copy;
94 }
95
96 #elif IMAGEMAGICK_API == 100
97 /* GraphicsMagick library */
98 const MagickInfo ** GetMagickFileList(void)
99 {
100 int i,len;
101 MagickInfo **mi;
102 const MagickInfo **copy;
103 ExceptionInfo exception;
104 GetExceptionInfo(&exception);
105 mi = GetMagickInfoArray(&exception);
106 for (len = 0; mi[len]; len++);
107 copy = malloc((len+1) * sizeof(*copy));
108 for (i = 0; i <= len; i++) {
109 copy[i] = mi[i];
110 }
111 return copy;
112 }
113
114 #endif
115
116 #endif /* IMAGEMAGICK */

frodo@frodo.looijaard.name
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