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527f2f9057
* Create a branch for some evul shell experiments. svn path=/branches/shell-experiments/; revision=61927
451 lines
9.3 KiB
C
451 lines
9.3 KiB
C
/* "$Id: mkg3states.c,v 1.11 2010-03-10 18:56:48 bfriesen Exp $ */
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/*
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* Copyright (c) 1991-1997 Sam Leffler
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* Copyright (c) 1991-1997 Silicon Graphics, Inc.
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*
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* Permission to use, copy, modify, distribute, and sell this software and
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* its documentation for any purpose is hereby granted without fee, provided
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* that (i) the above copyright notices and this permission notice appear in
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* all copies of the software and related documentation, and (ii) the names of
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* Sam Leffler and Silicon Graphics may not be used in any advertising or
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* publicity relating to the software without the specific, prior written
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* permission of Sam Leffler and Silicon Graphics.
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*
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* THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
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* WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
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*
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* IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
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* ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
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* OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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* WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
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* LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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* OF THIS SOFTWARE.
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*/
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/* Initialise fax decoder tables
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* Decoder support is derived, with permission, from the code
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* in Frank Cringle's viewfax program;
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* Copyright (C) 1990, 1995 Frank D. Cringle.
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*/
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#include "tif_config.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#ifdef HAVE_UNISTD_H
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# include <unistd.h>
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#endif
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#include "tif_fax3.h"
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#ifndef HAVE_GETOPT
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extern int getopt(int, char**, char*);
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#endif
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#define streq(a,b) (strcmp(a,b) == 0)
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/* NB: can't use names in tif_fax3.h 'cuz they are declared const */
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TIFFFaxTabEnt MainTable[128];
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TIFFFaxTabEnt WhiteTable[4096];
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TIFFFaxTabEnt BlackTable[8192];
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struct proto {
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uint16 code; /* right justified, lsb-first, zero filled */
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uint16 val; /* (pixel count)<<4 + code width */
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};
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static struct proto Pass[] = {
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{ 0x0008, 4 },
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{ 0, 0 }
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};
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static struct proto Horiz[] = {
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{ 0x0004, 3 },
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{ 0, 0 }
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};
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static struct proto V0[] = {
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{ 0x0001, 1 },
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{ 0, 0 }
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};
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static struct proto VR[] = {
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{ 0x0006, (1<<4)+3 },
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{ 0x0030, (2<<4)+6 },
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{ 0x0060, (3<<4)+7 },
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{ 0, 0 }
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};
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static struct proto VL[] = {
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{ 0x0002, (1<<4)+3 },
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{ 0x0010, (2<<4)+6 },
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{ 0x0020, (3<<4)+7 },
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{ 0, 0 }
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};
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static struct proto Ext[] = {
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{ 0x0040, 7 },
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{ 0, 0 }
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};
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static struct proto EOLV[] = {
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{ 0x0000, 7 },
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{ 0, 0 }
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};
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static struct proto MakeUpW[] = {
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{ 0x001b, 1029 },
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{ 0x0009, 2053 },
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{ 0x003a, 3078 },
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{ 0x0076, 4103 },
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{ 0x006c, 5128 },
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{ 0x00ec, 6152 },
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{ 0x0026, 7176 },
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{ 0x00a6, 8200 },
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{ 0x0016, 9224 },
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{ 0x00e6, 10248 },
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{ 0x0066, 11273 },
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{ 0x0166, 12297 },
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{ 0x0096, 13321 },
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{ 0x0196, 14345 },
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{ 0x0056, 15369 },
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{ 0x0156, 16393 },
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{ 0x00d6, 17417 },
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{ 0x01d6, 18441 },
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{ 0x0036, 19465 },
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{ 0x0136, 20489 },
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{ 0x00b6, 21513 },
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{ 0x01b6, 22537 },
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{ 0x0032, 23561 },
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{ 0x0132, 24585 },
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{ 0x00b2, 25609 },
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{ 0x0006, 26630 },
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{ 0x01b2, 27657 },
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{ 0, 0 }
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};
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static struct proto MakeUpB[] = {
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{ 0x03c0, 1034 },
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{ 0x0130, 2060 },
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{ 0x0930, 3084 },
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{ 0x0da0, 4108 },
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{ 0x0cc0, 5132 },
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{ 0x02c0, 6156 },
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{ 0x0ac0, 7180 },
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{ 0x06c0, 8205 },
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{ 0x16c0, 9229 },
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{ 0x0a40, 10253 },
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{ 0x1a40, 11277 },
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{ 0x0640, 12301 },
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{ 0x1640, 13325 },
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{ 0x09c0, 14349 },
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{ 0x19c0, 15373 },
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{ 0x05c0, 16397 },
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{ 0x15c0, 17421 },
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{ 0x0dc0, 18445 },
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{ 0x1dc0, 19469 },
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{ 0x0940, 20493 },
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{ 0x1940, 21517 },
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{ 0x0540, 22541 },
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{ 0x1540, 23565 },
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{ 0x0b40, 24589 },
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{ 0x1b40, 25613 },
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{ 0x04c0, 26637 },
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{ 0x14c0, 27661 },
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{ 0, 0 }
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};
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static struct proto MakeUp[] = {
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{ 0x0080, 28683 },
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{ 0x0180, 29707 },
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{ 0x0580, 30731 },
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{ 0x0480, 31756 },
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{ 0x0c80, 32780 },
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{ 0x0280, 33804 },
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{ 0x0a80, 34828 },
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{ 0x0680, 35852 },
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{ 0x0e80, 36876 },
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{ 0x0380, 37900 },
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{ 0x0b80, 38924 },
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{ 0x0780, 39948 },
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{ 0x0f80, 40972 },
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{ 0, 0 }
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};
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static struct proto TermW[] = {
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{ 0x00ac, 8 },
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{ 0x0038, 22 },
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{ 0x000e, 36 },
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{ 0x0001, 52 },
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{ 0x000d, 68 },
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{ 0x0003, 84 },
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{ 0x0007, 100 },
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{ 0x000f, 116 },
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{ 0x0019, 133 },
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{ 0x0005, 149 },
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{ 0x001c, 165 },
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{ 0x0002, 181 },
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{ 0x0004, 198 },
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{ 0x0030, 214 },
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{ 0x000b, 230 },
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{ 0x002b, 246 },
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{ 0x0015, 262 },
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{ 0x0035, 278 },
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{ 0x0072, 295 },
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{ 0x0018, 311 },
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{ 0x0008, 327 },
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{ 0x0074, 343 },
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{ 0x0060, 359 },
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{ 0x0010, 375 },
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{ 0x000a, 391 },
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{ 0x006a, 407 },
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{ 0x0064, 423 },
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{ 0x0012, 439 },
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{ 0x000c, 455 },
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{ 0x0040, 472 },
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{ 0x00c0, 488 },
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{ 0x0058, 504 },
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{ 0x00d8, 520 },
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{ 0x0048, 536 },
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{ 0x00c8, 552 },
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{ 0x0028, 568 },
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{ 0x00a8, 584 },
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{ 0x0068, 600 },
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{ 0x00e8, 616 },
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{ 0x0014, 632 },
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{ 0x0094, 648 },
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{ 0x0054, 664 },
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{ 0x00d4, 680 },
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{ 0x0034, 696 },
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{ 0x00b4, 712 },
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{ 0x0020, 728 },
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{ 0x00a0, 744 },
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{ 0x0050, 760 },
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{ 0x00d0, 776 },
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{ 0x004a, 792 },
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{ 0x00ca, 808 },
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{ 0x002a, 824 },
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{ 0x00aa, 840 },
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{ 0x0024, 856 },
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{ 0x00a4, 872 },
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{ 0x001a, 888 },
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{ 0x009a, 904 },
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{ 0x005a, 920 },
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{ 0x00da, 936 },
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{ 0x0052, 952 },
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{ 0x00d2, 968 },
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{ 0x004c, 984 },
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{ 0x00cc, 1000 },
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{ 0x002c, 1016 },
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{ 0, 0 }
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};
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static struct proto TermB[] = {
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{ 0x03b0, 10 },
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{ 0x0002, 19 },
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{ 0x0003, 34 },
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{ 0x0001, 50 },
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{ 0x0006, 67 },
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{ 0x000c, 84 },
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{ 0x0004, 100 },
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{ 0x0018, 117 },
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{ 0x0028, 134 },
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{ 0x0008, 150 },
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{ 0x0010, 167 },
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{ 0x0050, 183 },
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{ 0x0070, 199 },
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{ 0x0020, 216 },
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{ 0x00e0, 232 },
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{ 0x0030, 249 },
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{ 0x03a0, 266 },
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{ 0x0060, 282 },
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{ 0x0040, 298 },
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{ 0x0730, 315 },
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{ 0x00b0, 331 },
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{ 0x01b0, 347 },
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{ 0x0760, 363 },
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{ 0x00a0, 379 },
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{ 0x0740, 395 },
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{ 0x00c0, 411 },
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{ 0x0530, 428 },
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{ 0x0d30, 444 },
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{ 0x0330, 460 },
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{ 0x0b30, 476 },
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{ 0x0160, 492 },
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{ 0x0960, 508 },
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{ 0x0560, 524 },
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{ 0x0d60, 540 },
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{ 0x04b0, 556 },
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{ 0x0cb0, 572 },
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{ 0x02b0, 588 },
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{ 0x0ab0, 604 },
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{ 0x06b0, 620 },
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{ 0x0eb0, 636 },
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{ 0x0360, 652 },
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{ 0x0b60, 668 },
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{ 0x05b0, 684 },
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{ 0x0db0, 700 },
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{ 0x02a0, 716 },
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{ 0x0aa0, 732 },
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{ 0x06a0, 748 },
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{ 0x0ea0, 764 },
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{ 0x0260, 780 },
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{ 0x0a60, 796 },
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{ 0x04a0, 812 },
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{ 0x0ca0, 828 },
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{ 0x0240, 844 },
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{ 0x0ec0, 860 },
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{ 0x01c0, 876 },
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{ 0x0e40, 892 },
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{ 0x0140, 908 },
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{ 0x01a0, 924 },
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{ 0x09a0, 940 },
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{ 0x0d40, 956 },
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{ 0x0340, 972 },
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{ 0x05a0, 988 },
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{ 0x0660, 1004 },
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{ 0x0e60, 1020 },
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{ 0, 0 }
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};
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static struct proto EOLH[] = {
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{ 0x0000, 11 },
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{ 0, 0 }
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};
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static void
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FillTable(TIFFFaxTabEnt *T, int Size, struct proto *P, int State)
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{
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int limit = 1 << Size;
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while (P->val) {
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int width = P->val & 15;
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int param = P->val >> 4;
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int incr = 1 << width;
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int code;
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for (code = P->code; code < limit; code += incr) {
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TIFFFaxTabEnt *E = T+code;
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E->State = State;
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E->Width = width;
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E->Param = param;
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}
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P++;
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}
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}
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static char* storage_class = "";
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static char* const_class = "";
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static int packoutput = 1;
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static char* prebrace = "";
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static char* postbrace = "";
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void
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WriteTable(FILE* fd, const TIFFFaxTabEnt* T, int Size, const char* name)
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{
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int i;
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char* sep;
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fprintf(fd, "%s %s TIFFFaxTabEnt %s[%d] = {",
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storage_class, const_class, name, Size);
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if (packoutput) {
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sep = "\n";
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for (i = 0; i < Size; i++) {
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fprintf(fd, "%s%s%d,%d,%d%s",
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sep, prebrace, T->State, T->Width, (int) T->Param, postbrace);
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if (((i+1) % 10) == 0)
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sep = ",\n";
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else
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sep = ",";
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T++;
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}
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} else {
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sep = "\n ";
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for (i = 0; i < Size; i++) {
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fprintf(fd, "%s%s%3d,%3d,%4d%s",
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sep, prebrace, T->State, T->Width, (int) T->Param, postbrace);
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if (((i+1) % 6) == 0)
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sep = ",\n ";
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else
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sep = ",";
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T++;
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}
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}
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fprintf(fd, "\n};\n");
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}
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/* initialise the huffman code tables */
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int
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main(int argc, char* argv[])
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{
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FILE* fd;
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char* outputfile;
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int c;
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extern int optind;
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extern char* optarg;
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while ((c = getopt(argc, argv, "c:s:bp")) != -1)
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switch (c) {
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case 'c':
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const_class = optarg;
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break;
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case 's':
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storage_class = optarg;
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break;
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case 'p':
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packoutput = 0;
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break;
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case 'b':
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prebrace = "{";
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postbrace = "}";
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break;
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case '?':
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fprintf(stderr,
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"usage: %s [-c const] [-s storage] [-p] [-b] file\n",
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argv[0]);
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return (-1);
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}
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outputfile = optind < argc ? argv[optind] : "g3states.h";
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fd = fopen(outputfile, "w");
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if (fd == NULL) {
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fprintf(stderr, "%s: %s: Cannot create output file.\n",
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argv[0], outputfile);
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return (-2);
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}
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FillTable(MainTable, 7, Pass, S_Pass);
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FillTable(MainTable, 7, Horiz, S_Horiz);
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FillTable(MainTable, 7, V0, S_V0);
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FillTable(MainTable, 7, VR, S_VR);
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FillTable(MainTable, 7, VL, S_VL);
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FillTable(MainTable, 7, Ext, S_Ext);
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FillTable(MainTable, 7, EOLV, S_EOL);
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FillTable(WhiteTable, 12, MakeUpW, S_MakeUpW);
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FillTable(WhiteTable, 12, MakeUp, S_MakeUp);
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FillTable(WhiteTable, 12, TermW, S_TermW);
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FillTable(WhiteTable, 12, EOLH, S_EOL);
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FillTable(BlackTable, 13, MakeUpB, S_MakeUpB);
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FillTable(BlackTable, 13, MakeUp, S_MakeUp);
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FillTable(BlackTable, 13, TermB, S_TermB);
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FillTable(BlackTable, 13, EOLH, S_EOL);
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fprintf(fd, "/* WARNING, this file was automatically generated by the\n");
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fprintf(fd, " mkg3states program */\n");
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fprintf(fd, "#include \"tiff.h\"\n");
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fprintf(fd, "#include \"tif_fax3.h\"\n");
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WriteTable(fd, MainTable, 128, "TIFFFaxMainTable");
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WriteTable(fd, WhiteTable, 4096, "TIFFFaxWhiteTable");
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WriteTable(fd, BlackTable, 8192, "TIFFFaxBlackTable");
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fclose(fd);
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return (0);
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}
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/* vim: set ts=8 sts=8 sw=8 noet: */
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/*
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* Local Variables:
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* mode: c
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* c-basic-offset: 8
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* fill-column: 78
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* End:
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*/
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