1 /*
2 * Copyright (c) 1988-1997 Sam Leffler
3 * Copyright (c) 1991-1997 Silicon Graphics, Inc.
4 *
5 * Permission to use, copy, modify, distribute, and sell this software and
6 * its documentation for any purpose is hereby granted without fee, provided
7 * that (i) the above copyright notices and this permission notice appear in
8 * all copies of the software and related documentation, and (ii) the names of
9 * Sam Leffler and Silicon Graphics may not be used in any advertising or
10 * publicity relating to the software without the specific, prior written
11 * permission of Sam Leffler and Silicon Graphics.
12 *
13 * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
14 * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
15 * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
16 *
17 * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
18 * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
19 * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
20 * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
21 * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
22 * OF THIS SOFTWARE.
23 */
24
25 /*
26 * TIFF Library
27 *
28 * Builtin Compression Scheme Configuration Support.
29 */
30
31 #include <precomp.h>
32
33 static int NotConfigured(TIFF*, int);
34
35 #ifndef LZW_SUPPORT
36 #define TIFFInitLZW NotConfigured
37 #endif
38 #ifndef PACKBITS_SUPPORT
39 #define TIFFInitPackBits NotConfigured
40 #endif
41 #ifndef THUNDER_SUPPORT
42 #define TIFFInitThunderScan NotConfigured
43 #endif
44 #ifndef NEXT_SUPPORT
45 #define TIFFInitNeXT NotConfigured
46 #endif
47 #ifndef JPEG_SUPPORT
48 #define TIFFInitJPEG NotConfigured
49 #endif
50 #ifndef OJPEG_SUPPORT
51 #define TIFFInitOJPEG NotConfigured
52 #endif
53 #ifndef CCITT_SUPPORT
54 #define TIFFInitCCITTRLE NotConfigured
55 #define TIFFInitCCITTRLEW NotConfigured
56 #define TIFFInitCCITTFax3 NotConfigured
57 #define TIFFInitCCITTFax4 NotConfigured
58 #endif
59 #ifndef JBIG_SUPPORT
60 #define TIFFInitJBIG NotConfigured
61 #endif
62 #ifndef ZIP_SUPPORT
63 #define TIFFInitZIP NotConfigured
64 #endif
65 #ifndef PIXARLOG_SUPPORT
66 #define TIFFInitPixarLog NotConfigured
67 #endif
68 #ifndef LOGLUV_SUPPORT
69 #define TIFFInitSGILog NotConfigured
70 #endif
71 #ifndef LZMA_SUPPORT
72 #define TIFFInitLZMA NotConfigured
73 #endif
74 #ifndef ZSTD_SUPPORT
75 #define TIFFInitZSTD NotConfigured
76 #endif
77 #ifndef WEBP_SUPPORT
78 #define TIFFInitWebP NotConfigured
79 #endif
80
81 /*
82 * Compression schemes statically built into the library.
83 */
84 #ifdef VMS
85 const TIFFCodec _TIFFBuiltinCODECS[] = {
86 #else
87 TIFFCodec _TIFFBuiltinCODECS[] = {
88 #endif
89 { "None", COMPRESSION_NONE, TIFFInitDumpMode },
90 { "LZW", COMPRESSION_LZW, TIFFInitLZW },
91 { "PackBits", COMPRESSION_PACKBITS, TIFFInitPackBits },
92 { "ThunderScan", COMPRESSION_THUNDERSCAN,TIFFInitThunderScan },
93 { "NeXT", COMPRESSION_NEXT, TIFFInitNeXT },
94 { "JPEG", COMPRESSION_JPEG, TIFFInitJPEG },
95 { "Old-style JPEG", COMPRESSION_OJPEG, TIFFInitOJPEG },
96 { "CCITT RLE", COMPRESSION_CCITTRLE, TIFFInitCCITTRLE },
97 { "CCITT RLE/W", COMPRESSION_CCITTRLEW, TIFFInitCCITTRLEW },
98 { "CCITT Group 3", COMPRESSION_CCITTFAX3, TIFFInitCCITTFax3 },
99 { "CCITT Group 4", COMPRESSION_CCITTFAX4, TIFFInitCCITTFax4 },
100 { "ISO JBIG", COMPRESSION_JBIG, TIFFInitJBIG },
101 { "Deflate", COMPRESSION_DEFLATE, TIFFInitZIP },
102 { "AdobeDeflate", COMPRESSION_ADOBE_DEFLATE , TIFFInitZIP },
103 { "PixarLog", COMPRESSION_PIXARLOG, TIFFInitPixarLog },
104 { "SGILog", COMPRESSION_SGILOG, TIFFInitSGILog },
105 { "SGILog24", COMPRESSION_SGILOG24, TIFFInitSGILog },
106 { "LZMA", COMPRESSION_LZMA, TIFFInitLZMA },
107 { "ZSTD", COMPRESSION_ZSTD, TIFFInitZSTD },
108 { "WEBP", COMPRESSION_WEBP, TIFFInitWebP },
109 { NULL, 0, NULL }
110 };
111
112 static int
_notConfigured(TIFF * tif)113 _notConfigured(TIFF* tif)
114 {
115 const TIFFCodec* c = TIFFFindCODEC(tif->tif_dir.td_compression);
116 char compression_code[20];
117
118 sprintf(compression_code, "%d",tif->tif_dir.td_compression );
119 TIFFErrorExt(tif->tif_clientdata, tif->tif_name,
120 "%s compression support is not configured",
121 c ? c->name : compression_code );
122 return (0);
123 }
124
125 static int
NotConfigured(TIFF * tif,int scheme)126 NotConfigured(TIFF* tif, int scheme)
127 {
128 (void) scheme;
129
130 tif->tif_fixuptags = _notConfigured;
131 tif->tif_decodestatus = FALSE;
132 tif->tif_setupdecode = _notConfigured;
133 tif->tif_encodestatus = FALSE;
134 tif->tif_setupencode = _notConfigured;
135 return (1);
136 }
137
138 /************************************************************************/
139 /* TIFFIsCODECConfigured() */
140 /************************************************************************/
141
142 /**
143 * Check whether we have working codec for the specific coding scheme.
144 *
145 * @return returns 1 if the codec is configured and working. Otherwise
146 * 0 will be returned.
147 */
148
149 int
TIFFIsCODECConfigured(uint16 scheme)150 TIFFIsCODECConfigured(uint16 scheme)
151 {
152 const TIFFCodec* codec = TIFFFindCODEC(scheme);
153
154 if(codec == NULL) {
155 return 0;
156 }
157 if(codec->init == NULL) {
158 return 0;
159 }
160 if(codec->init != NotConfigured){
161 return 1;
162 }
163 return 0;
164 }
165
166 /*
167 * Local Variables:
168 * mode: c
169 * c-basic-offset: 8
170 * fill-column: 78
171 * End:
172 */
173