| /* "$Id: mkg3states.c,v 1.27 2009/09/06 13:11:26 drolon Exp $ */ |
| |
| /* |
| * Copyright (c) 1991-1997 Sam Leffler |
| * Copyright (c) 1991-1997 Silicon Graphics, Inc. |
| * |
| * Permission to use, copy, modify, distribute, and sell this software and |
| * its documentation for any purpose is hereby granted without fee, provided |
| * that (i) the above copyright notices and this permission notice appear in |
| * all copies of the software and related documentation, and (ii) the names of |
| * Sam Leffler and Silicon Graphics may not be used in any advertising or |
| * publicity relating to the software without the specific, prior written |
| * permission of Sam Leffler and Silicon Graphics. |
| * |
| * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, |
| * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY |
| * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. |
| * |
| * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR |
| * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, |
| * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, |
| * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF |
| * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE |
| * OF THIS SOFTWARE. |
| */ |
| |
| /* Initialise fax decoder tables |
| * Decoder support is derived, with permission, from the code |
| * in Frank Cringle's viewfax program; |
| * Copyright (C) 1990, 1995 Frank D. Cringle. |
| */ |
| #include "tif_config.h" |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| |
| #ifdef HAVE_UNISTD_H |
| # include <unistd.h> |
| #endif |
| |
| #include "tif_fax3.h" |
| |
| #ifndef HAVE_GETOPT |
| extern int getopt(int, char**, char*); |
| #endif |
| |
| #define streq(a,b) (strcmp(a,b) == 0) |
| |
| /* NB: can't use names in tif_fax3.h 'cuz they are declared const */ |
| TIFFFaxTabEnt MainTable[128]; |
| TIFFFaxTabEnt WhiteTable[4096]; |
| TIFFFaxTabEnt BlackTable[8192]; |
| |
| struct proto { |
| uint16 code; /* right justified, lsb-first, zero filled */ |
| uint16 val; /* (pixel count)<<4 + code width */ |
| }; |
| |
| static struct proto Pass[] = { |
| { 0x0008, 4 }, |
| { 0, 0 } |
| }; |
| |
| static struct proto Horiz[] = { |
| { 0x0004, 3 }, |
| { 0, 0 } |
| }; |
| |
| static struct proto V0[] = { |
| { 0x0001, 1 }, |
| { 0, 0 } |
| }; |
| |
| static struct proto VR[] = { |
| { 0x0006, (1<<4)+3 }, |
| { 0x0030, (2<<4)+6 }, |
| { 0x0060, (3<<4)+7 }, |
| { 0, 0 } |
| }; |
| |
| static struct proto VL[] = { |
| { 0x0002, (1<<4)+3 }, |
| { 0x0010, (2<<4)+6 }, |
| { 0x0020, (3<<4)+7 }, |
| { 0, 0 } |
| }; |
| |
| static struct proto Ext[] = { |
| { 0x0040, 7 }, |
| { 0, 0 } |
| }; |
| |
| static struct proto EOLV[] = { |
| { 0x0000, 7 }, |
| { 0, 0 } |
| }; |
| |
| static struct proto MakeUpW[] = { |
| { 0x001b, 1029 }, |
| { 0x0009, 2053 }, |
| { 0x003a, 3078 }, |
| { 0x0076, 4103 }, |
| { 0x006c, 5128 }, |
| { 0x00ec, 6152 }, |
| { 0x0026, 7176 }, |
| { 0x00a6, 8200 }, |
| { 0x0016, 9224 }, |
| { 0x00e6, 10248 }, |
| { 0x0066, 11273 }, |
| { 0x0166, 12297 }, |
| { 0x0096, 13321 }, |
| { 0x0196, 14345 }, |
| { 0x0056, 15369 }, |
| { 0x0156, 16393 }, |
| { 0x00d6, 17417 }, |
| { 0x01d6, 18441 }, |
| { 0x0036, 19465 }, |
| { 0x0136, 20489 }, |
| { 0x00b6, 21513 }, |
| { 0x01b6, 22537 }, |
| { 0x0032, 23561 }, |
| { 0x0132, 24585 }, |
| { 0x00b2, 25609 }, |
| { 0x0006, 26630 }, |
| { 0x01b2, 27657 }, |
| { 0, 0 } |
| }; |
| |
| static struct proto MakeUpB[] = { |
| { 0x03c0, 1034 }, |
| { 0x0130, 2060 }, |
| { 0x0930, 3084 }, |
| { 0x0da0, 4108 }, |
| { 0x0cc0, 5132 }, |
| { 0x02c0, 6156 }, |
| { 0x0ac0, 7180 }, |
| { 0x06c0, 8205 }, |
| { 0x16c0, 9229 }, |
| { 0x0a40, 10253 }, |
| { 0x1a40, 11277 }, |
| { 0x0640, 12301 }, |
| { 0x1640, 13325 }, |
| { 0x09c0, 14349 }, |
| { 0x19c0, 15373 }, |
| { 0x05c0, 16397 }, |
| { 0x15c0, 17421 }, |
| { 0x0dc0, 18445 }, |
| { 0x1dc0, 19469 }, |
| { 0x0940, 20493 }, |
| { 0x1940, 21517 }, |
| { 0x0540, 22541 }, |
| { 0x1540, 23565 }, |
| { 0x0b40, 24589 }, |
| { 0x1b40, 25613 }, |
| { 0x04c0, 26637 }, |
| { 0x14c0, 27661 }, |
| { 0, 0 } |
| }; |
| |
| static struct proto MakeUp[] = { |
| { 0x0080, 28683 }, |
| { 0x0180, 29707 }, |
| { 0x0580, 30731 }, |
| { 0x0480, 31756 }, |
| { 0x0c80, 32780 }, |
| { 0x0280, 33804 }, |
| { 0x0a80, 34828 }, |
| { 0x0680, 35852 }, |
| { 0x0e80, 36876 }, |
| { 0x0380, 37900 }, |
| { 0x0b80, 38924 }, |
| { 0x0780, 39948 }, |
| { 0x0f80, 40972 }, |
| { 0, 0 } |
| }; |
| |
| static struct proto TermW[] = { |
| { 0x00ac, 8 }, |
| { 0x0038, 22 }, |
| { 0x000e, 36 }, |
| { 0x0001, 52 }, |
| { 0x000d, 68 }, |
| { 0x0003, 84 }, |
| { 0x0007, 100 }, |
| { 0x000f, 116 }, |
| { 0x0019, 133 }, |
| { 0x0005, 149 }, |
| { 0x001c, 165 }, |
| { 0x0002, 181 }, |
| { 0x0004, 198 }, |
| { 0x0030, 214 }, |
| { 0x000b, 230 }, |
| { 0x002b, 246 }, |
| { 0x0015, 262 }, |
| { 0x0035, 278 }, |
| { 0x0072, 295 }, |
| { 0x0018, 311 }, |
| { 0x0008, 327 }, |
| { 0x0074, 343 }, |
| { 0x0060, 359 }, |
| { 0x0010, 375 }, |
| { 0x000a, 391 }, |
| { 0x006a, 407 }, |
| { 0x0064, 423 }, |
| { 0x0012, 439 }, |
| { 0x000c, 455 }, |
| { 0x0040, 472 }, |
| { 0x00c0, 488 }, |
| { 0x0058, 504 }, |
| { 0x00d8, 520 }, |
| { 0x0048, 536 }, |
| { 0x00c8, 552 }, |
| { 0x0028, 568 }, |
| { 0x00a8, 584 }, |
| { 0x0068, 600 }, |
| { 0x00e8, 616 }, |
| { 0x0014, 632 }, |
| { 0x0094, 648 }, |
| { 0x0054, 664 }, |
| { 0x00d4, 680 }, |
| { 0x0034, 696 }, |
| { 0x00b4, 712 }, |
| { 0x0020, 728 }, |
| { 0x00a0, 744 }, |
| { 0x0050, 760 }, |
| { 0x00d0, 776 }, |
| { 0x004a, 792 }, |
| { 0x00ca, 808 }, |
| { 0x002a, 824 }, |
| { 0x00aa, 840 }, |
| { 0x0024, 856 }, |
| { 0x00a4, 872 }, |
| { 0x001a, 888 }, |
| { 0x009a, 904 }, |
| { 0x005a, 920 }, |
| { 0x00da, 936 }, |
| { 0x0052, 952 }, |
| { 0x00d2, 968 }, |
| { 0x004c, 984 }, |
| { 0x00cc, 1000 }, |
| { 0x002c, 1016 }, |
| { 0, 0 } |
| }; |
| |
| static struct proto TermB[] = { |
| { 0x03b0, 10 }, |
| { 0x0002, 19 }, |
| { 0x0003, 34 }, |
| { 0x0001, 50 }, |
| { 0x0006, 67 }, |
| { 0x000c, 84 }, |
| { 0x0004, 100 }, |
| { 0x0018, 117 }, |
| { 0x0028, 134 }, |
| { 0x0008, 150 }, |
| { 0x0010, 167 }, |
| { 0x0050, 183 }, |
| { 0x0070, 199 }, |
| { 0x0020, 216 }, |
| { 0x00e0, 232 }, |
| { 0x0030, 249 }, |
| { 0x03a0, 266 }, |
| { 0x0060, 282 }, |
| { 0x0040, 298 }, |
| { 0x0730, 315 }, |
| { 0x00b0, 331 }, |
| { 0x01b0, 347 }, |
| { 0x0760, 363 }, |
| { 0x00a0, 379 }, |
| { 0x0740, 395 }, |
| { 0x00c0, 411 }, |
| { 0x0530, 428 }, |
| { 0x0d30, 444 }, |
| { 0x0330, 460 }, |
| { 0x0b30, 476 }, |
| { 0x0160, 492 }, |
| { 0x0960, 508 }, |
| { 0x0560, 524 }, |
| { 0x0d60, 540 }, |
| { 0x04b0, 556 }, |
| { 0x0cb0, 572 }, |
| { 0x02b0, 588 }, |
| { 0x0ab0, 604 }, |
| { 0x06b0, 620 }, |
| { 0x0eb0, 636 }, |
| { 0x0360, 652 }, |
| { 0x0b60, 668 }, |
| { 0x05b0, 684 }, |
| { 0x0db0, 700 }, |
| { 0x02a0, 716 }, |
| { 0x0aa0, 732 }, |
| { 0x06a0, 748 }, |
| { 0x0ea0, 764 }, |
| { 0x0260, 780 }, |
| { 0x0a60, 796 }, |
| { 0x04a0, 812 }, |
| { 0x0ca0, 828 }, |
| { 0x0240, 844 }, |
| { 0x0ec0, 860 }, |
| { 0x01c0, 876 }, |
| { 0x0e40, 892 }, |
| { 0x0140, 908 }, |
| { 0x01a0, 924 }, |
| { 0x09a0, 940 }, |
| { 0x0d40, 956 }, |
| { 0x0340, 972 }, |
| { 0x05a0, 988 }, |
| { 0x0660, 1004 }, |
| { 0x0e60, 1020 }, |
| { 0, 0 } |
| }; |
| |
| static struct proto EOLH[] = { |
| { 0x0000, 11 }, |
| { 0, 0 } |
| }; |
| |
| static void |
| FillTable(TIFFFaxTabEnt *T, int Size, struct proto *P, int State) |
| { |
| int limit = 1 << Size; |
| |
| while (P->val) { |
| int width = P->val & 15; |
| int param = P->val >> 4; |
| int incr = 1 << width; |
| int code; |
| for (code = P->code; code < limit; code += incr) { |
| TIFFFaxTabEnt *E = T+code; |
| E->State = State; |
| E->Width = width; |
| E->Param = param; |
| } |
| P++; |
| } |
| } |
| |
| static char* storage_class = ""; |
| static char* const_class = ""; |
| static int packoutput = 1; |
| static char* prebrace = ""; |
| static char* postbrace = ""; |
| |
| void |
| WriteTable(FILE* fd, const TIFFFaxTabEnt* T, int Size, const char* name) |
| { |
| int i; |
| char* sep; |
| |
| fprintf(fd, "%s %s TIFFFaxTabEnt %s[%d] = {", |
| storage_class, const_class, name, Size); |
| if (packoutput) { |
| sep = "\n"; |
| for (i = 0; i < Size; i++) { |
| fprintf(fd, "%s%s%d,%d,%d%s", |
| sep, prebrace, T->State, T->Width, (int) T->Param, postbrace); |
| if (((i+1) % 10) == 0) |
| sep = ",\n"; |
| else |
| sep = ","; |
| T++; |
| } |
| } else { |
| sep = "\n "; |
| for (i = 0; i < Size; i++) { |
| fprintf(fd, "%s%s%3d,%3d,%4d%s", |
| sep, prebrace, T->State, T->Width, (int) T->Param, postbrace); |
| if (((i+1) % 6) == 0) |
| sep = ",\n "; |
| else |
| sep = ","; |
| T++; |
| } |
| } |
| fprintf(fd, "\n};\n"); |
| } |
| |
| /* initialise the huffman code tables */ |
| int |
| main(int argc, char* argv[]) |
| { |
| FILE* fd; |
| char* outputfile; |
| int c; |
| extern int optind; |
| extern char* optarg; |
| |
| while ((c = getopt(argc, argv, "c:s:bp")) != -1) |
| switch (c) { |
| case 'c': |
| const_class = optarg; |
| break; |
| case 's': |
| storage_class = optarg; |
| break; |
| case 'p': |
| packoutput = 0; |
| break; |
| case 'b': |
| prebrace = "{"; |
| postbrace = "}"; |
| break; |
| case '?': |
| fprintf(stderr, |
| "usage: %s [-c const] [-s storage] [-p] [-b] file\n", |
| argv[0]); |
| return (-1); |
| } |
| outputfile = optind < argc ? argv[optind] : "g3states.h"; |
| fd = fopen(outputfile, "w"); |
| if (fd == NULL) { |
| fprintf(stderr, "%s: %s: Cannot create output file.\n", |
| argv[0], outputfile); |
| return (-2); |
| } |
| FillTable(MainTable, 7, Pass, S_Pass); |
| FillTable(MainTable, 7, Horiz, S_Horiz); |
| FillTable(MainTable, 7, V0, S_V0); |
| FillTable(MainTable, 7, VR, S_VR); |
| FillTable(MainTable, 7, VL, S_VL); |
| FillTable(MainTable, 7, Ext, S_Ext); |
| FillTable(MainTable, 7, EOLV, S_EOL); |
| FillTable(WhiteTable, 12, MakeUpW, S_MakeUpW); |
| FillTable(WhiteTable, 12, MakeUp, S_MakeUp); |
| FillTable(WhiteTable, 12, TermW, S_TermW); |
| FillTable(WhiteTable, 12, EOLH, S_EOL); |
| FillTable(BlackTable, 13, MakeUpB, S_MakeUpB); |
| FillTable(BlackTable, 13, MakeUp, S_MakeUp); |
| FillTable(BlackTable, 13, TermB, S_TermB); |
| FillTable(BlackTable, 13, EOLH, S_EOL); |
| |
| fprintf(fd, "/* WARNING, this file was automatically generated by the\n"); |
| fprintf(fd, " mkg3states program */\n"); |
| fprintf(fd, "#include \"tiff.h\"\n"); |
| fprintf(fd, "#include \"tif_fax3.h\"\n"); |
| WriteTable(fd, MainTable, 128, "TIFFFaxMainTable"); |
| WriteTable(fd, WhiteTable, 4096, "TIFFFaxWhiteTable"); |
| WriteTable(fd, BlackTable, 8192, "TIFFFaxBlackTable"); |
| fclose(fd); |
| return (0); |
| } |
| |
| /* vim: set ts=8 sts=8 sw=8 noet: */ |