summaryrefslogtreecommitdiff
path: root/mkg3states.c (plain)
blob: 1df9ccc5f6c1738cbf1f4d7ba9ecdb1d1ed099c7
1/* "$Id: mkg3states.c,v 1.11 2010-03-10 18:56:48 bfriesen Exp $ */
2
3/*
4 * Copyright (c) 1991-1997 Sam Leffler
5 * Copyright (c) 1991-1997 Silicon Graphics, Inc.
6 *
7 * Permission to use, copy, modify, distribute, and sell this software and
8 * its documentation for any purpose is hereby granted without fee, provided
9 * that (i) the above copyright notices and this permission notice appear in
10 * all copies of the software and related documentation, and (ii) the names of
11 * Sam Leffler and Silicon Graphics may not be used in any advertising or
12 * publicity relating to the software without the specific, prior written
13 * permission of Sam Leffler and Silicon Graphics.
14 *
15 * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
17 * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
18 *
19 * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
20 * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
21 * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
22 * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
23 * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
24 * OF THIS SOFTWARE.
25 */
26
27/* Initialise fax decoder tables
28 * Decoder support is derived, with permission, from the code
29 * in Frank Cringle's viewfax program;
30 * Copyright (C) 1990, 1995 Frank D. Cringle.
31 */
32#include "tif_config.h"
33
34#include <stdio.h>
35#include <stdlib.h>
36#include <string.h>
37
38#ifdef HAVE_UNISTD_H
39# include <unistd.h>
40#endif
41
42#include "tif_fax3.h"
43
44#ifndef HAVE_GETOPT
45extern int getopt(int, char**, char*);
46#endif
47
48#define streq(a,b) (strcmp(a,b) == 0)
49
50/* NB: can't use names in tif_fax3.h 'cuz they are declared const */
51TIFFFaxTabEnt MainTable[128];
52TIFFFaxTabEnt WhiteTable[4096];
53TIFFFaxTabEnt BlackTable[8192];
54
55struct proto {
56 uint16 code; /* right justified, lsb-first, zero filled */
57 uint16 val; /* (pixel count)<<4 + code width */
58};
59
60static struct proto Pass[] = {
61{ 0x0008, 4 },
62{ 0, 0 }
63};
64
65static struct proto Horiz[] = {
66{ 0x0004, 3 },
67{ 0, 0 }
68};
69
70static struct proto V0[] = {
71{ 0x0001, 1 },
72{ 0, 0 }
73};
74
75static struct proto VR[] = {
76{ 0x0006, (1<<4)+3 },
77{ 0x0030, (2<<4)+6 },
78{ 0x0060, (3<<4)+7 },
79{ 0, 0 }
80};
81
82static struct proto VL[] = {
83{ 0x0002, (1<<4)+3 },
84{ 0x0010, (2<<4)+6 },
85{ 0x0020, (3<<4)+7 },
86{ 0, 0 }
87};
88
89static struct proto Ext[] = {
90{ 0x0040, 7 },
91{ 0, 0 }
92};
93
94static struct proto EOLV[] = {
95{ 0x0000, 7 },
96{ 0, 0 }
97};
98
99static struct proto MakeUpW[] = {
100{ 0x001b, 1029 },
101{ 0x0009, 2053 },
102{ 0x003a, 3078 },
103{ 0x0076, 4103 },
104{ 0x006c, 5128 },
105{ 0x00ec, 6152 },
106{ 0x0026, 7176 },
107{ 0x00a6, 8200 },
108{ 0x0016, 9224 },
109{ 0x00e6, 10248 },
110{ 0x0066, 11273 },
111{ 0x0166, 12297 },
112{ 0x0096, 13321 },
113{ 0x0196, 14345 },
114{ 0x0056, 15369 },
115{ 0x0156, 16393 },
116{ 0x00d6, 17417 },
117{ 0x01d6, 18441 },
118{ 0x0036, 19465 },
119{ 0x0136, 20489 },
120{ 0x00b6, 21513 },
121{ 0x01b6, 22537 },
122{ 0x0032, 23561 },
123{ 0x0132, 24585 },
124{ 0x00b2, 25609 },
125{ 0x0006, 26630 },
126{ 0x01b2, 27657 },
127{ 0, 0 }
128};
129
130static struct proto MakeUpB[] = {
131{ 0x03c0, 1034 },
132{ 0x0130, 2060 },
133{ 0x0930, 3084 },
134{ 0x0da0, 4108 },
135{ 0x0cc0, 5132 },
136{ 0x02c0, 6156 },
137{ 0x0ac0, 7180 },
138{ 0x06c0, 8205 },
139{ 0x16c0, 9229 },
140{ 0x0a40, 10253 },
141{ 0x1a40, 11277 },
142{ 0x0640, 12301 },
143{ 0x1640, 13325 },
144{ 0x09c0, 14349 },
145{ 0x19c0, 15373 },
146{ 0x05c0, 16397 },
147{ 0x15c0, 17421 },
148{ 0x0dc0, 18445 },
149{ 0x1dc0, 19469 },
150{ 0x0940, 20493 },
151{ 0x1940, 21517 },
152{ 0x0540, 22541 },
153{ 0x1540, 23565 },
154{ 0x0b40, 24589 },
155{ 0x1b40, 25613 },
156{ 0x04c0, 26637 },
157{ 0x14c0, 27661 },
158{ 0, 0 }
159};
160
161static struct proto MakeUp[] = {
162{ 0x0080, 28683 },
163{ 0x0180, 29707 },
164{ 0x0580, 30731 },
165{ 0x0480, 31756 },
166{ 0x0c80, 32780 },
167{ 0x0280, 33804 },
168{ 0x0a80, 34828 },
169{ 0x0680, 35852 },
170{ 0x0e80, 36876 },
171{ 0x0380, 37900 },
172{ 0x0b80, 38924 },
173{ 0x0780, 39948 },
174{ 0x0f80, 40972 },
175{ 0, 0 }
176};
177
178static struct proto TermW[] = {
179{ 0x00ac, 8 },
180{ 0x0038, 22 },
181{ 0x000e, 36 },
182{ 0x0001, 52 },
183{ 0x000d, 68 },
184{ 0x0003, 84 },
185{ 0x0007, 100 },
186{ 0x000f, 116 },
187{ 0x0019, 133 },
188{ 0x0005, 149 },
189{ 0x001c, 165 },
190{ 0x0002, 181 },
191{ 0x0004, 198 },
192{ 0x0030, 214 },
193{ 0x000b, 230 },
194{ 0x002b, 246 },
195{ 0x0015, 262 },
196{ 0x0035, 278 },
197{ 0x0072, 295 },
198{ 0x0018, 311 },
199{ 0x0008, 327 },
200{ 0x0074, 343 },
201{ 0x0060, 359 },
202{ 0x0010, 375 },
203{ 0x000a, 391 },
204{ 0x006a, 407 },
205{ 0x0064, 423 },
206{ 0x0012, 439 },
207{ 0x000c, 455 },
208{ 0x0040, 472 },
209{ 0x00c0, 488 },
210{ 0x0058, 504 },
211{ 0x00d8, 520 },
212{ 0x0048, 536 },
213{ 0x00c8, 552 },
214{ 0x0028, 568 },
215{ 0x00a8, 584 },
216{ 0x0068, 600 },
217{ 0x00e8, 616 },
218{ 0x0014, 632 },
219{ 0x0094, 648 },
220{ 0x0054, 664 },
221{ 0x00d4, 680 },
222{ 0x0034, 696 },
223{ 0x00b4, 712 },
224{ 0x0020, 728 },
225{ 0x00a0, 744 },
226{ 0x0050, 760 },
227{ 0x00d0, 776 },
228{ 0x004a, 792 },
229{ 0x00ca, 808 },
230{ 0x002a, 824 },
231{ 0x00aa, 840 },
232{ 0x0024, 856 },
233{ 0x00a4, 872 },
234{ 0x001a, 888 },
235{ 0x009a, 904 },
236{ 0x005a, 920 },
237{ 0x00da, 936 },
238{ 0x0052, 952 },
239{ 0x00d2, 968 },
240{ 0x004c, 984 },
241{ 0x00cc, 1000 },
242{ 0x002c, 1016 },
243{ 0, 0 }
244};
245
246static struct proto TermB[] = {
247{ 0x03b0, 10 },
248{ 0x0002, 19 },
249{ 0x0003, 34 },
250{ 0x0001, 50 },
251{ 0x0006, 67 },
252{ 0x000c, 84 },
253{ 0x0004, 100 },
254{ 0x0018, 117 },
255{ 0x0028, 134 },
256{ 0x0008, 150 },
257{ 0x0010, 167 },
258{ 0x0050, 183 },
259{ 0x0070, 199 },
260{ 0x0020, 216 },
261{ 0x00e0, 232 },
262{ 0x0030, 249 },
263{ 0x03a0, 266 },
264{ 0x0060, 282 },
265{ 0x0040, 298 },
266{ 0x0730, 315 },
267{ 0x00b0, 331 },
268{ 0x01b0, 347 },
269{ 0x0760, 363 },
270{ 0x00a0, 379 },
271{ 0x0740, 395 },
272{ 0x00c0, 411 },
273{ 0x0530, 428 },
274{ 0x0d30, 444 },
275{ 0x0330, 460 },
276{ 0x0b30, 476 },
277{ 0x0160, 492 },
278{ 0x0960, 508 },
279{ 0x0560, 524 },
280{ 0x0d60, 540 },
281{ 0x04b0, 556 },
282{ 0x0cb0, 572 },
283{ 0x02b0, 588 },
284{ 0x0ab0, 604 },
285{ 0x06b0, 620 },
286{ 0x0eb0, 636 },
287{ 0x0360, 652 },
288{ 0x0b60, 668 },
289{ 0x05b0, 684 },
290{ 0x0db0, 700 },
291{ 0x02a0, 716 },
292{ 0x0aa0, 732 },
293{ 0x06a0, 748 },
294{ 0x0ea0, 764 },
295{ 0x0260, 780 },
296{ 0x0a60, 796 },
297{ 0x04a0, 812 },
298{ 0x0ca0, 828 },
299{ 0x0240, 844 },
300{ 0x0ec0, 860 },
301{ 0x01c0, 876 },
302{ 0x0e40, 892 },
303{ 0x0140, 908 },
304{ 0x01a0, 924 },
305{ 0x09a0, 940 },
306{ 0x0d40, 956 },
307{ 0x0340, 972 },
308{ 0x05a0, 988 },
309{ 0x0660, 1004 },
310{ 0x0e60, 1020 },
311{ 0, 0 }
312};
313
314static struct proto EOLH[] = {
315{ 0x0000, 11 },
316{ 0, 0 }
317};
318
319static void
320FillTable(TIFFFaxTabEnt *T, int Size, struct proto *P, int State)
321{
322 int limit = 1 << Size;
323
324 while (P->val) {
325 int width = P->val & 15;
326 int param = P->val >> 4;
327 int incr = 1 << width;
328 int code;
329 for (code = P->code; code < limit; code += incr) {
330 TIFFFaxTabEnt *E = T+code;
331 E->State = State;
332 E->Width = width;
333 E->Param = param;
334 }
335 P++;
336 }
337}
338
339static char* storage_class = "";
340static char* const_class = "";
341static int packoutput = 1;
342static char* prebrace = "";
343static char* postbrace = "";
344
345void
346WriteTable(FILE* fd, const TIFFFaxTabEnt* T, int Size, const char* name)
347{
348 int i;
349 char* sep;
350
351 fprintf(fd, "%s %s TIFFFaxTabEnt %s[%d] = {",
352 storage_class, const_class, name, Size);
353 if (packoutput) {
354 sep = "\n";
355 for (i = 0; i < Size; i++) {
356 fprintf(fd, "%s%s%d,%d,%d%s",
357 sep, prebrace, T->State, T->Width, (int) T->Param, postbrace);
358 if (((i+1) % 10) == 0)
359 sep = ",\n";
360 else
361 sep = ",";
362 T++;
363 }
364 } else {
365 sep = "\n ";
366 for (i = 0; i < Size; i++) {
367 fprintf(fd, "%s%s%3d,%3d,%4d%s",
368 sep, prebrace, T->State, T->Width, (int) T->Param, postbrace);
369 if (((i+1) % 6) == 0)
370 sep = ",\n ";
371 else
372 sep = ",";
373 T++;
374 }
375 }
376 fprintf(fd, "\n};\n");
377}
378
379/* initialise the huffman code tables */
380int
381main(int argc, char* argv[])
382{
383 FILE* fd;
384 char* outputfile;
385 int c;
386 extern int optind;
387 extern char* optarg;
388
389 while ((c = getopt(argc, argv, "c:s:bp")) != -1)
390 switch (c) {
391 case 'c':
392 const_class = optarg;
393 break;
394 case 's':
395 storage_class = optarg;
396 break;
397 case 'p':
398 packoutput = 0;
399 break;
400 case 'b':
401 prebrace = "{";
402 postbrace = "}";
403 break;
404 case '?':
405 fprintf(stderr,
406 "usage: %s [-c const] [-s storage] [-p] [-b] file\n",
407 argv[0]);
408 return (-1);
409 }
410 outputfile = optind < argc ? argv[optind] : "g3states.h";
411 fd = fopen(outputfile, "w");
412 if (fd == NULL) {
413 fprintf(stderr, "%s: %s: Cannot create output file.\n",
414 argv[0], outputfile);
415 return (-2);
416 }
417 FillTable(MainTable, 7, Pass, S_Pass);
418 FillTable(MainTable, 7, Horiz, S_Horiz);
419 FillTable(MainTable, 7, V0, S_V0);
420 FillTable(MainTable, 7, VR, S_VR);
421 FillTable(MainTable, 7, VL, S_VL);
422 FillTable(MainTable, 7, Ext, S_Ext);
423 FillTable(MainTable, 7, EOLV, S_EOL);
424 FillTable(WhiteTable, 12, MakeUpW, S_MakeUpW);
425 FillTable(WhiteTable, 12, MakeUp, S_MakeUp);
426 FillTable(WhiteTable, 12, TermW, S_TermW);
427 FillTable(WhiteTable, 12, EOLH, S_EOL);
428 FillTable(BlackTable, 13, MakeUpB, S_MakeUpB);
429 FillTable(BlackTable, 13, MakeUp, S_MakeUp);
430 FillTable(BlackTable, 13, TermB, S_TermB);
431 FillTable(BlackTable, 13, EOLH, S_EOL);
432
433 fprintf(fd, "/* WARNING, this file was automatically generated by the\n");
434 fprintf(fd, " mkg3states program */\n");
435 fprintf(fd, "#include \"tiff.h\"\n");
436 fprintf(fd, "#include \"tif_fax3.h\"\n");
437 WriteTable(fd, MainTable, 128, "TIFFFaxMainTable");
438 WriteTable(fd, WhiteTable, 4096, "TIFFFaxWhiteTable");
439 WriteTable(fd, BlackTable, 8192, "TIFFFaxBlackTable");
440 fclose(fd);
441 return (0);
442}
443
444/* vim: set ts=8 sts=8 sw=8 noet: */
445/*
446 * Local Variables:
447 * mode: c
448 * c-basic-offset: 8
449 * fill-column: 78
450 * End:
451 */
452
generated by cgit at 2024-05-18 18:51:34 (GMT)