428 lines
13 KiB
C
428 lines
13 KiB
C
/* $Header: /cvs/maptools/cvsroot/libtiff/tools/fax2tiff.c,v 1.6 2003-03-12 14:05:05 dron Exp $ */
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/*
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* Copyright (c) 1990-1997 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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/*
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* Convert a CCITT Group 3 or 4 FAX file to TIFF Group 3 or 4 format.
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*/
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#include <stdio.h>
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#include <stdlib.h> /* should have atof & getopt */
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#include "tiffiop.h"
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#ifndef BINMODE
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#define BINMODE
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#endif
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#ifndef EXIT_SUCCESS
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#define EXIT_SUCCESS 0
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#endif
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#ifndef EXIT_FAILURE
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#define EXIT_FAILURE 1
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#endif
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TIFF *faxTIFF;
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char *rowbuf;
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char *refbuf;
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int xsize = 1728;
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int verbose;
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int stretch;
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uint16 badfaxrun;
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uint32 badfaxlines;
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int copyFaxFile(TIFF* tifin, TIFF* tifout);
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static void usage(void);
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int
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main(int argc, char* argv[])
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{
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FILE *in;
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TIFF *out = NULL;
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TIFFErrorHandler whandler;
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int compression_in = COMPRESSION_CCITTFAX3;
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int compression_out = COMPRESSION_CCITTFAX3;
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int fillorder_in = FILLORDER_LSB2MSB;
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int fillorder_out = FILLORDER_LSB2MSB;
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uint32 group3options_in = 0; /* 1d-encoded */
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uint32 group3options_out = 0; /* 1d-encoded */
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uint32 group4options_in = 0; /* compressed */
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uint32 group4options_out = 0; /* compressed */
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int photometric_in = PHOTOMETRIC_MINISWHITE;
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int photometric_out = PHOTOMETRIC_MINISWHITE;
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int mode = FAXMODE_CLASSF;
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int rows;
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int c;
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int pn, npages;
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float resY = 196.0;
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extern int optind;
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extern char* optarg;
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while ((c = getopt(argc, argv, "R:X:o:1234ABLMPUW5678abcflmpsuvwz?")) != -1)
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switch (c) {
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/* input-related options */
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case '3': /* input is g3-encoded */
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compression_in = COMPRESSION_CCITTFAX3;
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break;
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case '4': /* input is g4-encoded */
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compression_in = COMPRESSION_CCITTFAX4;
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break;
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case 'U': /* input is uncompressed (g3 and g4) */
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group3options_in |= GROUP3OPT_UNCOMPRESSED;
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group4options_in |= GROUP4OPT_UNCOMPRESSED;
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break;
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case '1': /* input is 1d-encoded (g3 only) */
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group3options_in &= ~GROUP3OPT_2DENCODING;
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break;
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case '2': /* input is 2d-encoded (g3 only) */
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group3options_in |= GROUP3OPT_2DENCODING;
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break;
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case 'P': /* input has not-aligned EOL (g3 only) */
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group3options_in &= ~GROUP3OPT_FILLBITS;
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break;
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case 'A': /* input has aligned EOL (g3 only) */
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group3options_in |= GROUP3OPT_FILLBITS;
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break;
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case 'W': /* input has 0 mean white */
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photometric_in = PHOTOMETRIC_MINISWHITE;
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break;
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case 'B': /* input has 0 mean black */
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photometric_in = PHOTOMETRIC_MINISBLACK;
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break;
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case 'L': /* input has lsb-to-msb fillorder */
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fillorder_in = FILLORDER_LSB2MSB;
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break;
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case 'M': /* input has msb-to-lsb fillorder */
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fillorder_in = FILLORDER_MSB2LSB;
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break;
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case 'R': /* input resolution */
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resY = atof(optarg);
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break;
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case 'X': /* input width */
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xsize = atof(optarg);
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break;
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/* output-related options */
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case '7': /* generate g3-encoded output */
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compression_out = COMPRESSION_CCITTFAX3;
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break;
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case '8': /* generate g4-encoded output */
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compression_out = COMPRESSION_CCITTFAX4;
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break;
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case 'u': /* generate uncompressed output (g3 and g4) */
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group3options_out |= GROUP3OPT_UNCOMPRESSED;
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group4options_out |= GROUP4OPT_UNCOMPRESSED;
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break;
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case '5': /* generate 1d-encoded output (g3 only) */
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group3options_out &= ~GROUP3OPT_2DENCODING;
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break;
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case '6': /* generate 2d-encoded output (g3 only) */
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group3options_out |= GROUP3OPT_2DENCODING;
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break;
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case 'c': /* generate "classic" g3 format */
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mode = FAXMODE_CLASSIC;
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break;
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case 'f': /* generate Class F format */
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mode = FAXMODE_CLASSF;
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break;
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case 'm': /* output's fillorder is msb-to-lsb */
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fillorder_out = FILLORDER_MSB2LSB;
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break;
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case 'l': /* output's fillorder is lsb-to-msb */
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fillorder_out = FILLORDER_LSB2MSB;
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break;
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case 'o':
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out = TIFFOpen(optarg, "w");
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if (out == NULL) {
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fprintf(stderr,
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"%s: Can not create or open %s\n",
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argv[0], optarg);
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return EXIT_FAILURE;
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}
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break;
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case 'a': /* generate EOL-aligned output (g3 only) */
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group3options_out |= GROUP3OPT_FILLBITS;
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break;
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case 'p': /* generate not EOL-aligned output (g3 only) */
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group3options_out &= ~GROUP3OPT_FILLBITS;
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break;
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case 's': /* stretch image by dup'ng scanlines */
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stretch = 1;
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break;
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case 'w': /* undocumented -- for testing */
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photometric_out = PHOTOMETRIC_MINISWHITE;
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break;
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case 'b': /* undocumented -- for testing */
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photometric_out = PHOTOMETRIC_MINISBLACK;
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break;
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case 'z': /* undocumented -- for testing */
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compression_out = COMPRESSION_LZW;
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break;
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case 'v': /* -v for info */
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verbose++;
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break;
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case '?':
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usage();
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/*NOTREACHED*/
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}
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npages = argc - optind;
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if (npages < 1)
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usage();
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rowbuf = _TIFFmalloc(TIFFhowmany(xsize,8));
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refbuf = _TIFFmalloc(TIFFhowmany(xsize,8));
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if (rowbuf == NULL || refbuf == NULL) {
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fprintf(stderr, "%s: Not enough memory\n", argv[0]);
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return (EXIT_FAILURE);
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}
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if (out == NULL) {
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out = TIFFOpen("fax.tif", "w");
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if (out == NULL) {
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fprintf(stderr, "%s: Can not create fax.tif\n",
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argv[0]);
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return (EXIT_FAILURE);
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}
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}
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faxTIFF = TIFFClientOpen("(FakeInput)", "w",
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/* TIFFClientOpen() fails if we don't set existing value here */
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out->tif_clientdata,
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out->tif_readproc, out->tif_writeproc,
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out->tif_seekproc, out->tif_closeproc,
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out->tif_sizeproc,
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out->tif_mapproc, out->tif_unmapproc);
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if (faxTIFF == NULL) {
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fprintf(stderr, "%s: Can not create fake input file\n",
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argv[0]);
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return (EXIT_FAILURE);
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}
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faxTIFF->tif_mode = O_RDONLY;
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TIFFSetField(faxTIFF, TIFFTAG_IMAGEWIDTH, xsize);
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TIFFSetField(faxTIFF, TIFFTAG_SAMPLESPERPIXEL, 1);
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TIFFSetField(faxTIFF, TIFFTAG_BITSPERSAMPLE, 1);
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TIFFSetField(faxTIFF, TIFFTAG_FILLORDER, fillorder_in);
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TIFFSetField(faxTIFF, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG);
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TIFFSetField(faxTIFF, TIFFTAG_PHOTOMETRIC, photometric_in);
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TIFFSetField(faxTIFF, TIFFTAG_YRESOLUTION, resY);
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TIFFSetField(faxTIFF, TIFFTAG_RESOLUTIONUNIT, RESUNIT_INCH);
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/* NB: this must be done after directory info is setup */
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TIFFSetField(faxTIFF, TIFFTAG_COMPRESSION, compression_in);
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if (compression_in == COMPRESSION_CCITTFAX3)
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TIFFSetField(faxTIFF, TIFFTAG_GROUP3OPTIONS, group3options_in);
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else if (compression_in == COMPRESSION_CCITTFAX4)
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TIFFSetField(faxTIFF, TIFFTAG_GROUP4OPTIONS, group4options_in);
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for (pn = 0; optind < argc; pn++, optind++) {
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in = fopen(argv[optind], "r" BINMODE);
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if (in == NULL) {
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fprintf(stderr,
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"%s: %s: Can not open\n", argv[0], argv[optind]);
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continue;
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}
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faxTIFF->tif_fd = fileno(in);
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faxTIFF->tif_clientdata = (thandle_t) faxTIFF->tif_fd;
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faxTIFF->tif_name = argv[optind];
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TIFFSetField(out, TIFFTAG_IMAGEWIDTH, xsize);
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TIFFSetField(out, TIFFTAG_BITSPERSAMPLE, 1);
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TIFFSetField(out, TIFFTAG_COMPRESSION, compression_out);
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TIFFSetField(out, TIFFTAG_PHOTOMETRIC, photometric_out);
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TIFFSetField(out, TIFFTAG_ORIENTATION, ORIENTATION_TOPLEFT);
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TIFFSetField(out, TIFFTAG_SAMPLESPERPIXEL, 1);
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switch (compression_out) {
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/* g3 */
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case COMPRESSION_CCITTFAX3:
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TIFFSetField(out, TIFFTAG_GROUP3OPTIONS, group3options_out);
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TIFFSetField(out, TIFFTAG_FAXMODE, mode);
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TIFFSetField(out, TIFFTAG_ROWSPERSTRIP, -1L);
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break;
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/* g4 */
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case COMPRESSION_CCITTFAX4:
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TIFFSetField(out, TIFFTAG_GROUP4OPTIONS, group4options_out);
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TIFFSetField(out, TIFFTAG_FAXMODE, mode);
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TIFFSetField(out, TIFFTAG_ROWSPERSTRIP, -1L);
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break;
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default:
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TIFFSetField(out, TIFFTAG_ROWSPERSTRIP,
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TIFFDefaultStripSize(out, 0));
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}
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TIFFSetField(out, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG);
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TIFFSetField(out, TIFFTAG_FILLORDER, fillorder_out);
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TIFFSetField(out, TIFFTAG_SOFTWARE, "fax2tiff");
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TIFFSetField(out, TIFFTAG_XRESOLUTION, 204.0);
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if (!stretch) {
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TIFFGetField(faxTIFF, TIFFTAG_YRESOLUTION, &resY);
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TIFFSetField(out, TIFFTAG_YRESOLUTION, resY);
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} else
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TIFFSetField(out, TIFFTAG_YRESOLUTION, 196.);
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TIFFSetField(out, TIFFTAG_RESOLUTIONUNIT, RESUNIT_INCH);
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TIFFSetField(out, TIFFTAG_PAGENUMBER, pn+1, npages);
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if (!verbose)
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whandler = TIFFSetWarningHandler(NULL);
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rows = copyFaxFile(faxTIFF, out);
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fclose(in);
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if (!verbose)
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(void) TIFFSetWarningHandler(whandler);
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TIFFSetField(out, TIFFTAG_IMAGELENGTH, rows);
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if (verbose) {
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fprintf(stderr, "%s:\n", argv[optind]);
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fprintf(stderr, "%d rows in input\n", rows);
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fprintf(stderr, "%ld total bad rows\n",
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(long) badfaxlines);
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fprintf(stderr, "%d max consecutive bad rows\n", badfaxrun);
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}
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if (compression_out == COMPRESSION_CCITTFAX3 &&
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mode == FAXMODE_CLASSF) {
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TIFFSetField(out, TIFFTAG_BADFAXLINES, badfaxlines);
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TIFFSetField(out, TIFFTAG_CLEANFAXDATA, badfaxlines ?
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CLEANFAXDATA_REGENERATED : CLEANFAXDATA_CLEAN);
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TIFFSetField(out, TIFFTAG_CONSECUTIVEBADFAXLINES, badfaxrun);
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}
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TIFFWriteDirectory(out);
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}
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TIFFClose(out);
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_TIFFfree(rowbuf);
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_TIFFfree(refbuf);
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return (EXIT_SUCCESS);
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}
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int
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copyFaxFile(TIFF* tifin, TIFF* tifout)
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{
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uint32 row;
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uint16 badrun;
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int ok;
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tifin->tif_rawdatasize = TIFFGetFileSize(tifin);
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tifin->tif_rawdata = _TIFFmalloc(tifin->tif_rawdatasize);
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if (tifin->tif_rawdata == NULL) {
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TIFFError(tifin->tif_name, "%s: Not enough memory");
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return (0);
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}
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if (!ReadOK(tifin, tifin->tif_rawdata, tifin->tif_rawdatasize)) {
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TIFFError(tifin->tif_name, "%s: Read error at scanline 0");
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return (0);
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}
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tifin->tif_rawcp = tifin->tif_rawdata;
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tifin->tif_rawcc = tifin->tif_rawdatasize;
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(*tifin->tif_setupdecode)(tifin);
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(*tifin->tif_predecode)(tifin, (tsample_t) 0);
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tifin->tif_row = 0;
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badfaxlines = 0;
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badfaxrun = 0;
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_TIFFmemset(refbuf, 0, sizeof (refbuf));
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row = 0;
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badrun = 0; /* current run of bad lines */
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while (tifin->tif_rawcc > 0) {
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ok = (*tifin->tif_decoderow)(tifin, (tdata_t) rowbuf,
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sizeof (rowbuf), 0);
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if (!ok) {
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badfaxlines++;
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badrun++;
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/* regenerate line from previous good line */
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_TIFFmemcpy(rowbuf, refbuf, sizeof (rowbuf));
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} else {
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if (badrun > badfaxrun)
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badfaxrun = badrun;
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badrun = 0;
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_TIFFmemcpy(refbuf, rowbuf, sizeof (rowbuf));
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}
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tifin->tif_row++;
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if (TIFFWriteScanline(tifout, rowbuf, row, 0) < 0) {
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fprintf(stderr, "%s: Write error at row %ld.\n",
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tifout->tif_name, (long) row);
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break;
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}
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row++;
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if (stretch) {
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if (TIFFWriteScanline(tifout, rowbuf, row, 0) < 0) {
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fprintf(stderr, "%s: Write error at row %ld.\n",
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tifout->tif_name, (long) row);
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break;
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}
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row++;
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}
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}
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if (badrun > badfaxrun)
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badfaxrun = badrun;
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_TIFFfree(tifin->tif_rawdata);
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return (row);
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}
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char* stuff[] = {
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"usage: fax2tiff [options] input.raw...",
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"where options are:",
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" -3 input data is G3-encoded [default]",
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" -4 input data is G4-encoded",
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" -U input data is uncompressed (G3 or G4)",
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" -1 input data is 1D-encoded (G3 only) [default]",
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" -2 input data is 2D-encoded (G3 only)",
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" -P input is not EOL-aligned (G3 only) [default]",
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" -A input is EOL-aligned (G3 only)",
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" -M input data has MSB2LSB bit order",
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" -L input data has LSB2MSB bit order [default]",
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" -B input data has min 0 means black",
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" -W input data has min 0 means white [default]",
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" -R # input data has # resolution (lines/inch) [default is 196]",
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" -X # input data has # width [default is 1728]",
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"",
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" -o out.tif write output to out.tif",
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" -7 generate G3-encoded output [default]",
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" -8 generate G4-encoded output",
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" -u generate uncompressed output (G3 or G4)",
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" -5 generate 1D-encoded output (G3 only)",
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" -6 generate 2D-encoded output (G3 only) [default]",
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" -p generate not EOL-aligned output (G3 only)",
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" -a generate EOL-aligned output (G3 only) [default]",
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" -c generate \"classic\" TIFF format",
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" -f generate TIFF Class F (TIFF/F) format [default]",
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" -m output fill order is MSB2LSB",
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" -l output fill order is LSB2MSB [default]",
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" -s stretch image by duplicating scanlines",
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" -v print information about conversion work",
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NULL
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};
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static void
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usage(void)
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{
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char buf[BUFSIZ];
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int i;
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setbuf(stderr, buf);
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fprintf(stderr, "%s\n\n", TIFFGetVersion());
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for (i = 0; stuff[i] != NULL; i++)
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fprintf(stderr, "%s\n", stuff[i]);
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exit(EXIT_FAILURE);
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}
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