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0.4.16-dev-433-g6363f78
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Examples
t4.h
Go to the documentation of this file.
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
#ifndef _T4_
26
#define _T4_
27
/*
28
* CCITT T.4 1D Huffman runlength codes and
29
* related definitions. Given the small sizes
30
* of these tables it does not seem
31
* worthwhile to make code & length 8 bits.
32
*/
33
typedef
struct
tableentry
{
34
unsigned
short
length
;
/* bit length of g3 code */
35
unsigned
short
code
;
/* g3 code */
36
short
runlen
;
/* run length in bits */
37
}
tableentry
;
38
39
#define EOL 0x001
/* EOL code value - 0000 0000 0000 1 */
40
41
/* status values returned instead of a run length */
42
#define G3CODE_EOL -1
/* NB: ACT_EOL - ACT_WRUNT */
43
#define G3CODE_INVALID -2
/* NB: ACT_INVALID - ACT_WRUNT */
44
#define G3CODE_EOF -3
/* end of input data */
45
#define G3CODE_INCOMP -4
/* incomplete run code */
46
47
/*
48
* Note that these tables are ordered such that the
49
* index into the table is known to be either the
50
* run length, or (run length / 64) + a fixed offset.
51
*
52
* NB: The G3CODE_INVALID entries are only used
53
* during state generation (see mkg3states.c).
54
*/
55
#ifdef G3CODES
56
const
tableentry
TIFFFaxWhiteCodes
[] = {
57
{ 8, 0x35, 0 },
/* 0011 0101 */
58
{ 6, 0x7, 1 },
/* 0001 11 */
59
{ 4, 0x7, 2 },
/* 0111 */
60
{ 4, 0x8, 3 },
/* 1000 */
61
{ 4, 0xB, 4 },
/* 1011 */
62
{ 4, 0xC, 5 },
/* 1100 */
63
{ 4, 0xE, 6 },
/* 1110 */
64
{ 4, 0xF, 7 },
/* 1111 */
65
{ 5, 0x13, 8 },
/* 1001 1 */
66
{ 5, 0x14, 9 },
/* 1010 0 */
67
{ 5, 0x7, 10 },
/* 0011 1 */
68
{ 5, 0x8, 11 },
/* 0100 0 */
69
{ 6, 0x8, 12 },
/* 0010 00 */
70
{ 6, 0x3, 13 },
/* 0000 11 */
71
{ 6, 0x34, 14 },
/* 1101 00 */
72
{ 6, 0x35, 15 },
/* 1101 01 */
73
{ 6, 0x2A, 16 },
/* 1010 10 */
74
{ 6, 0x2B, 17 },
/* 1010 11 */
75
{ 7, 0x27, 18 },
/* 0100 111 */
76
{ 7, 0xC, 19 },
/* 0001 100 */
77
{ 7, 0x8, 20 },
/* 0001 000 */
78
{ 7, 0x17, 21 },
/* 0010 111 */
79
{ 7, 0x3, 22 },
/* 0000 011 */
80
{ 7, 0x4, 23 },
/* 0000 100 */
81
{ 7, 0x28, 24 },
/* 0101 000 */
82
{ 7, 0x2B, 25 },
/* 0101 011 */
83
{ 7, 0x13, 26 },
/* 0010 011 */
84
{ 7, 0x24, 27 },
/* 0100 100 */
85
{ 7, 0x18, 28 },
/* 0011 000 */
86
{ 8, 0x2, 29 },
/* 0000 0010 */
87
{ 8, 0x3, 30 },
/* 0000 0011 */
88
{ 8, 0x1A, 31 },
/* 0001 1010 */
89
{ 8, 0x1B, 32 },
/* 0001 1011 */
90
{ 8, 0x12, 33 },
/* 0001 0010 */
91
{ 8, 0x13, 34 },
/* 0001 0011 */
92
{ 8, 0x14, 35 },
/* 0001 0100 */
93
{ 8, 0x15, 36 },
/* 0001 0101 */
94
{ 8, 0x16, 37 },
/* 0001 0110 */
95
{ 8, 0x17, 38 },
/* 0001 0111 */
96
{ 8, 0x28, 39 },
/* 0010 1000 */
97
{ 8, 0x29, 40 },
/* 0010 1001 */
98
{ 8, 0x2A, 41 },
/* 0010 1010 */
99
{ 8, 0x2B, 42 },
/* 0010 1011 */
100
{ 8, 0x2C, 43 },
/* 0010 1100 */
101
{ 8, 0x2D, 44 },
/* 0010 1101 */
102
{ 8, 0x4, 45 },
/* 0000 0100 */
103
{ 8, 0x5, 46 },
/* 0000 0101 */
104
{ 8, 0xA, 47 },
/* 0000 1010 */
105
{ 8, 0xB, 48 },
/* 0000 1011 */
106
{ 8, 0x52, 49 },
/* 0101 0010 */
107
{ 8, 0x53, 50 },
/* 0101 0011 */
108
{ 8, 0x54, 51 },
/* 0101 0100 */
109
{ 8, 0x55, 52 },
/* 0101 0101 */
110
{ 8, 0x24, 53 },
/* 0010 0100 */
111
{ 8, 0x25, 54 },
/* 0010 0101 */
112
{ 8, 0x58, 55 },
/* 0101 1000 */
113
{ 8, 0x59, 56 },
/* 0101 1001 */
114
{ 8, 0x5A, 57 },
/* 0101 1010 */
115
{ 8, 0x5B, 58 },
/* 0101 1011 */
116
{ 8, 0x4A, 59 },
/* 0100 1010 */
117
{ 8, 0x4B, 60 },
/* 0100 1011 */
118
{ 8, 0x32, 61 },
/* 0011 0010 */
119
{ 8, 0x33, 62 },
/* 0011 0011 */
120
{ 8, 0x34, 63 },
/* 0011 0100 */
121
{ 5, 0x1B, 64 },
/* 1101 1 */
122
{ 5, 0x12, 128 },
/* 1001 0 */
123
{ 6, 0x17, 192 },
/* 0101 11 */
124
{ 7, 0x37, 256 },
/* 0110 111 */
125
{ 8, 0x36, 320 },
/* 0011 0110 */
126
{ 8, 0x37, 384 },
/* 0011 0111 */
127
{ 8, 0x64, 448 },
/* 0110 0100 */
128
{ 8, 0x65, 512 },
/* 0110 0101 */
129
{ 8, 0x68, 576 },
/* 0110 1000 */
130
{ 8, 0x67, 640 },
/* 0110 0111 */
131
{ 9, 0xCC, 704 },
/* 0110 0110 0 */
132
{ 9, 0xCD, 768 },
/* 0110 0110 1 */
133
{ 9, 0xD2, 832 },
/* 0110 1001 0 */
134
{ 9, 0xD3, 896 },
/* 0110 1001 1 */
135
{ 9, 0xD4, 960 },
/* 0110 1010 0 */
136
{ 9, 0xD5, 1024 },
/* 0110 1010 1 */
137
{ 9, 0xD6, 1088 },
/* 0110 1011 0 */
138
{ 9, 0xD7, 1152 },
/* 0110 1011 1 */
139
{ 9, 0xD8, 1216 },
/* 0110 1100 0 */
140
{ 9, 0xD9, 1280 },
/* 0110 1100 1 */
141
{ 9, 0xDA, 1344 },
/* 0110 1101 0 */
142
{ 9, 0xDB, 1408 },
/* 0110 1101 1 */
143
{ 9, 0x98, 1472 },
/* 0100 1100 0 */
144
{ 9, 0x99, 1536 },
/* 0100 1100 1 */
145
{ 9, 0x9A, 1600 },
/* 0100 1101 0 */
146
{ 6, 0x18, 1664 },
/* 0110 00 */
147
{ 9, 0x9B, 1728 },
/* 0100 1101 1 */
148
{ 11, 0x8, 1792 },
/* 0000 0001 000 */
149
{ 11, 0xC, 1856 },
/* 0000 0001 100 */
150
{ 11, 0xD, 1920 },
/* 0000 0001 101 */
151
{ 12, 0x12, 1984 },
/* 0000 0001 0010 */
152
{ 12, 0x13, 2048 },
/* 0000 0001 0011 */
153
{ 12, 0x14, 2112 },
/* 0000 0001 0100 */
154
{ 12, 0x15, 2176 },
/* 0000 0001 0101 */
155
{ 12, 0x16, 2240 },
/* 0000 0001 0110 */
156
{ 12, 0x17, 2304 },
/* 0000 0001 0111 */
157
{ 12, 0x1C, 2368 },
/* 0000 0001 1100 */
158
{ 12, 0x1D, 2432 },
/* 0000 0001 1101 */
159
{ 12, 0x1E, 2496 },
/* 0000 0001 1110 */
160
{ 12, 0x1F, 2560 },
/* 0000 0001 1111 */
161
{ 12, 0x1,
G3CODE_EOL
},
/* 0000 0000 0001 */
162
{ 9, 0x1,
G3CODE_INVALID
},
/* 0000 0000 1 */
163
{ 10, 0x1,
G3CODE_INVALID
},
/* 0000 0000 01 */
164
{ 11, 0x1,
G3CODE_INVALID
},
/* 0000 0000 001 */
165
{ 12, 0x0,
G3CODE_INVALID
},
/* 0000 0000 0000 */
166
};
167
168
const
tableentry
TIFFFaxBlackCodes
[] = {
169
{ 10, 0x37, 0 },
/* 0000 1101 11 */
170
{ 3, 0x2, 1 },
/* 010 */
171
{ 2, 0x3, 2 },
/* 11 */
172
{ 2, 0x2, 3 },
/* 10 */
173
{ 3, 0x3, 4 },
/* 011 */
174
{ 4, 0x3, 5 },
/* 0011 */
175
{ 4, 0x2, 6 },
/* 0010 */
176
{ 5, 0x3, 7 },
/* 0001 1 */
177
{ 6, 0x5, 8 },
/* 0001 01 */
178
{ 6, 0x4, 9 },
/* 0001 00 */
179
{ 7, 0x4, 10 },
/* 0000 100 */
180
{ 7, 0x5, 11 },
/* 0000 101 */
181
{ 7, 0x7, 12 },
/* 0000 111 */
182
{ 8, 0x4, 13 },
/* 0000 0100 */
183
{ 8, 0x7, 14 },
/* 0000 0111 */
184
{ 9, 0x18, 15 },
/* 0000 1100 0 */
185
{ 10, 0x17, 16 },
/* 0000 0101 11 */
186
{ 10, 0x18, 17 },
/* 0000 0110 00 */
187
{ 10, 0x8, 18 },
/* 0000 0010 00 */
188
{ 11, 0x67, 19 },
/* 0000 1100 111 */
189
{ 11, 0x68, 20 },
/* 0000 1101 000 */
190
{ 11, 0x6C, 21 },
/* 0000 1101 100 */
191
{ 11, 0x37, 22 },
/* 0000 0110 111 */
192
{ 11, 0x28, 23 },
/* 0000 0101 000 */
193
{ 11, 0x17, 24 },
/* 0000 0010 111 */
194
{ 11, 0x18, 25 },
/* 0000 0011 000 */
195
{ 12, 0xCA, 26 },
/* 0000 1100 1010 */
196
{ 12, 0xCB, 27 },
/* 0000 1100 1011 */
197
{ 12, 0xCC, 28 },
/* 0000 1100 1100 */
198
{ 12, 0xCD, 29 },
/* 0000 1100 1101 */
199
{ 12, 0x68, 30 },
/* 0000 0110 1000 */
200
{ 12, 0x69, 31 },
/* 0000 0110 1001 */
201
{ 12, 0x6A, 32 },
/* 0000 0110 1010 */
202
{ 12, 0x6B, 33 },
/* 0000 0110 1011 */
203
{ 12, 0xD2, 34 },
/* 0000 1101 0010 */
204
{ 12, 0xD3, 35 },
/* 0000 1101 0011 */
205
{ 12, 0xD4, 36 },
/* 0000 1101 0100 */
206
{ 12, 0xD5, 37 },
/* 0000 1101 0101 */
207
{ 12, 0xD6, 38 },
/* 0000 1101 0110 */
208
{ 12, 0xD7, 39 },
/* 0000 1101 0111 */
209
{ 12, 0x6C, 40 },
/* 0000 0110 1100 */
210
{ 12, 0x6D, 41 },
/* 0000 0110 1101 */
211
{ 12, 0xDA, 42 },
/* 0000 1101 1010 */
212
{ 12, 0xDB, 43 },
/* 0000 1101 1011 */
213
{ 12, 0x54, 44 },
/* 0000 0101 0100 */
214
{ 12, 0x55, 45 },
/* 0000 0101 0101 */
215
{ 12, 0x56, 46 },
/* 0000 0101 0110 */
216
{ 12, 0x57, 47 },
/* 0000 0101 0111 */
217
{ 12, 0x64, 48 },
/* 0000 0110 0100 */
218
{ 12, 0x65, 49 },
/* 0000 0110 0101 */
219
{ 12, 0x52, 50 },
/* 0000 0101 0010 */
220
{ 12, 0x53, 51 },
/* 0000 0101 0011 */
221
{ 12, 0x24, 52 },
/* 0000 0010 0100 */
222
{ 12, 0x37, 53 },
/* 0000 0011 0111 */
223
{ 12, 0x38, 54 },
/* 0000 0011 1000 */
224
{ 12, 0x27, 55 },
/* 0000 0010 0111 */
225
{ 12, 0x28, 56 },
/* 0000 0010 1000 */
226
{ 12, 0x58, 57 },
/* 0000 0101 1000 */
227
{ 12, 0x59, 58 },
/* 0000 0101 1001 */
228
{ 12, 0x2B, 59 },
/* 0000 0010 1011 */
229
{ 12, 0x2C, 60 },
/* 0000 0010 1100 */
230
{ 12, 0x5A, 61 },
/* 0000 0101 1010 */
231
{ 12, 0x66, 62 },
/* 0000 0110 0110 */
232
{ 12, 0x67, 63 },
/* 0000 0110 0111 */
233
{ 10, 0xF, 64 },
/* 0000 0011 11 */
234
{ 12, 0xC8, 128 },
/* 0000 1100 1000 */
235
{ 12, 0xC9, 192 },
/* 0000 1100 1001 */
236
{ 12, 0x5B, 256 },
/* 0000 0101 1011 */
237
{ 12, 0x33, 320 },
/* 0000 0011 0011 */
238
{ 12, 0x34, 384 },
/* 0000 0011 0100 */
239
{ 12, 0x35, 448 },
/* 0000 0011 0101 */
240
{ 13, 0x6C, 512 },
/* 0000 0011 0110 0 */
241
{ 13, 0x6D, 576 },
/* 0000 0011 0110 1 */
242
{ 13, 0x4A, 640 },
/* 0000 0010 0101 0 */
243
{ 13, 0x4B, 704 },
/* 0000 0010 0101 1 */
244
{ 13, 0x4C, 768 },
/* 0000 0010 0110 0 */
245
{ 13, 0x4D, 832 },
/* 0000 0010 0110 1 */
246
{ 13, 0x72, 896 },
/* 0000 0011 1001 0 */
247
{ 13, 0x73, 960 },
/* 0000 0011 1001 1 */
248
{ 13, 0x74, 1024 },
/* 0000 0011 1010 0 */
249
{ 13, 0x75, 1088 },
/* 0000 0011 1010 1 */
250
{ 13, 0x76, 1152 },
/* 0000 0011 1011 0 */
251
{ 13, 0x77, 1216 },
/* 0000 0011 1011 1 */
252
{ 13, 0x52, 1280 },
/* 0000 0010 1001 0 */
253
{ 13, 0x53, 1344 },
/* 0000 0010 1001 1 */
254
{ 13, 0x54, 1408 },
/* 0000 0010 1010 0 */
255
{ 13, 0x55, 1472 },
/* 0000 0010 1010 1 */
256
{ 13, 0x5A, 1536 },
/* 0000 0010 1101 0 */
257
{ 13, 0x5B, 1600 },
/* 0000 0010 1101 1 */
258
{ 13, 0x64, 1664 },
/* 0000 0011 0010 0 */
259
{ 13, 0x65, 1728 },
/* 0000 0011 0010 1 */
260
{ 11, 0x8, 1792 },
/* 0000 0001 000 */
261
{ 11, 0xC, 1856 },
/* 0000 0001 100 */
262
{ 11, 0xD, 1920 },
/* 0000 0001 101 */
263
{ 12, 0x12, 1984 },
/* 0000 0001 0010 */
264
{ 12, 0x13, 2048 },
/* 0000 0001 0011 */
265
{ 12, 0x14, 2112 },
/* 0000 0001 0100 */
266
{ 12, 0x15, 2176 },
/* 0000 0001 0101 */
267
{ 12, 0x16, 2240 },
/* 0000 0001 0110 */
268
{ 12, 0x17, 2304 },
/* 0000 0001 0111 */
269
{ 12, 0x1C, 2368 },
/* 0000 0001 1100 */
270
{ 12, 0x1D, 2432 },
/* 0000 0001 1101 */
271
{ 12, 0x1E, 2496 },
/* 0000 0001 1110 */
272
{ 12, 0x1F, 2560 },
/* 0000 0001 1111 */
273
{ 12, 0x1,
G3CODE_EOL
},
/* 0000 0000 0001 */
274
{ 9, 0x1,
G3CODE_INVALID
},
/* 0000 0000 1 */
275
{ 10, 0x1,
G3CODE_INVALID
},
/* 0000 0000 01 */
276
{ 11, 0x1,
G3CODE_INVALID
},
/* 0000 0000 001 */
277
{ 12, 0x0,
G3CODE_INVALID
},
/* 0000 0000 0000 */
278
};
279
#else
280
extern
const
tableentry
TIFFFaxWhiteCodes
[];
281
extern
const
tableentry
TIFFFaxBlackCodes
[];
282
#endif
283
#endif
/* _T4_ */
284
/*
285
* Local Variables:
286
* mode: c
287
* c-basic-offset: 8
288
* fill-column: 78
289
* End:
290
*/
tableentry
Definition:
t4.h:33
tableentry::code
unsigned short code
Definition:
t4.h:35
tableentry::length
unsigned short length
Definition:
t4.h:34
tableentry::runlen
short runlen
Definition:
t4.h:36
TIFFFaxWhiteCodes
const tableentry TIFFFaxWhiteCodes[]
TIFFFaxBlackCodes
const tableentry TIFFFaxBlackCodes[]
G3CODE_INVALID
#define G3CODE_INVALID
Definition:
t4.h:43
G3CODE_EOL
#define G3CODE_EOL
Definition:
t4.h:42
sdk
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t4.h
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