diff options
Diffstat (limited to 'tiff/libtiff/mkg3states.c')
| -rw-r--r-- | tiff/libtiff/mkg3states.c | 451 |
1 files changed, 451 insertions, 0 deletions
diff --git a/tiff/libtiff/mkg3states.c b/tiff/libtiff/mkg3states.c new file mode 100644 index 0000000..7f4346b --- /dev/null +++ b/tiff/libtiff/mkg3states.c @@ -0,0 +1,451 @@ +/* "$Id: mkg3states.c,v 1.10.2.1 2010-06-08 18:50:41 bfriesen 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: */ +/* + * Local Variables: + * mode: c + * c-basic-offset: 8 + * fill-column: 78 + * End: + */ |