/* $Id: fax2tiff.c,v 1.22 2010-03-10 18:56:49 bfriesen Exp $ */
/*
* Copyright (c) 1990-1997 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.
*/
/*
* Convert a CCITT Group 3 or 4 FAX file to TIFF Group 3 or 4 format.
*/
#include "tif_config.h"
#include <stdio.h>
#include <stdlib.h> /* should have atof & getopt */
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#ifdef HAVE_FCNTL_H
# include <fcntl.h>
#endif
#ifdef HAVE_IO_H
# include <io.h>
#endif
#ifdef NEED_LIBPORT
# include "libport.h"
#endif
#include "tiffiop.h"
#ifndef EXIT_SUCCESS
# define EXIT_SUCCESS 0
#endif
#ifndef EXIT_FAILURE
# define EXIT_FAILURE 1
#endif
#define TIFFhowmany8(x) (((x)&0x07)?((uint32)(x)>>3)+1:(uint32)(x)>>3)
TIFF *faxTIFF;
char *rowbuf;
char *refbuf;
uint32 xsize = 1728;
int verbose;
int stretch;
uint16 badfaxrun;
uint32 badfaxlines;
int copyFaxFile(TIFF* tifin, TIFF* tifout);
static void usage(void);
int
main(int argc, char* argv[])
{
FILE *in;
TIFF *out = NULL;
TIFFErrorHandler whandler = NULL;
int compression_in = COMPRESSION_CCITTFAX3;
int compression_out = COMPRESSION_CCITTFAX3;
int fillorder_in = FILLORDER_LSB2MSB;
int fillorder_out = FILLORDER_LSB2MSB;
uint32 group3options_in = 0; /* 1d-encoded */
uint32 group3options_out = 0; /* 1d-encoded */
uint32 group4options_in = 0; /* compressed */
uint32 group4options_out = 0; /* compressed */
uint32 defrowsperstrip = (uint32) 0;
uint32 rowsperstrip;
int photometric_in = PHOTOMETRIC_MINISWHITE;
int photometric_out = PHOTOMETRIC_MINISWHITE;
int mode = FAXMODE_CLASSF;
int rows;
int c;
int pn, npages;
float resY = 196.0;
extern int optind;
extern char* optarg;
while ((c = getopt(argc, argv, "R:X:o:1234ABLMPUW5678abcflmprsuvwz?")) != -1)
switch (c) {
/* input-related options */
case '3': /* input is g3-encoded */
compression_in = COMPRESSION_CCITTFAX3;
break;
case '4': /* input is g4-encoded */
compression_in = COMPRESSION_CCITTFAX4;
break;
case 'U': /* input is uncompressed (g3 and g4) */
group3options_in |= GROUP3OPT_UNCOMPRESSED;
group4options_in |= GROUP4OPT_UNCOMPRESSED;
break;
case '1': /* input is 1d-encoded (g3 only) */
group3options_in &= ~GROUP3OPT_2DENCODING;
break;
case '2': /* input is 2d-encoded (g3 only) */
group3options_in |= GROUP3OPT_2DENCODING;
break;
case 'P': /* input has not-aligned EOL (g3 only) */
group3options_in &= ~GROUP3OPT_FILLBITS;
break;
case 'A': /* input has aligned EOL (g3 only) */
group3options_in |= GROUP3OPT_FILLBITS;
break;
case 'W': /* input has 0 mean white */
photometric_in = PHOTOMETRIC_MINISWHITE;
break;
case 'B': /* input has 0 mean black */
photometric_in = PHOTOMETRIC_MINISBLACK;
break;
case 'L': /* input has lsb-to-msb fillorder */
fillorder_in = FILLORDER_LSB2MSB;
break;
case 'M': /* input has msb-to-lsb fillorder */
fillorder_in = FILLORDER_MSB2LSB;
break;
case 'R': /* input resolution */
resY = (float) atof(optarg);
break;
case 'X': /* input width */
xsize = (uint32) atoi(optarg);
break;
/* output-related options */
case '7': /* generate g3-encoded output */
compression_out = COMPRESSION_CCITTFAX3;
break;
case '8': /* generate g4-encoded output */
compression_out = COMPRESSION_CCITTFAX4;
break;
case 'u': /* generate uncompressed output (g3 and g4) */
group3options_out |= GROUP3OPT_UNCOMPRESSED;
group4options_out |= GROUP4OPT_UNCOMPRESSED;
break;
case '5': /* generate 1d-encoded output (g3 only) */
group3options_out &= ~GROUP3OPT_2DENCODING;
break;
case '6': /* generate 2d-encoded output (g3 only) */
group3options_out |= GROUP3OPT_2DENCODING;
break;
case 'c': /* generate "classic" g3 format */
mode = FAXMODE_CLASSIC;
break;
case 'f': /* generate Class F format */
mode = FAXMODE_CLASSF;
break;
case 'm': /* output's fillorder is msb-to-lsb */
fillorder_out = FILLORDER_MSB2LSB;
break;
case 'l': /* output's fillorder is lsb-to-msb */
fillorder_out = FILLORDER_LSB2MSB;
break;
case 'o':
out = TIFFOpen(optarg, "w");
if (out == NULL) {
fprintf(stderr,
"%s: Can not create or open %s\n",
argv[0], optarg);
return EXIT_FAILURE;
}
break;
case 'a': /* generate EOL-aligned output (g3 only) */
group3options_out |= GROUP3OPT_FILLBITS;
break;
case 'p': /* generate not EOL-aligned output (g3 only) */
group3options_out &= ~GROUP3OPT_FILLBITS;
break;
case 'r': /* rows/strip */
defrowsperstrip = atol(optarg);
break;
case 's': /* stretch image by dup'ng scanlines */
stretch = 1;
break;
case 'w': /* undocumented -- for testing */
photometric_out = PHOTOMETRIC_MINISWHITE;
break;
case 'b': /* undocumented -- for testing */
photometric_out = PHOTOMETRIC_MINISBLACK;
break;
case 'z': /* undocumented -- for testing */
compression_out = COMPRESSION_LZW;
break;
case 'v': /* -v for info */
verbose++;
break;
case '?':
usage();
/*NOTREACHED*/
}
npages = argc - optind;
if (npages < 1)
usage();
rowbuf = _TIFFmalloc(TIFFhowmany8(xsize));
refbuf = _TIFFmalloc(TIFFhowmany8(xsize));
if (rowbuf == NULL || refbuf == NULL) {
fprintf(stderr, "%s: Not enough memory\n", argv[0]);
return (EXIT_FAILURE);
}
if (out == NULL) {
out = TIFFOpen("fax.tif", "w");
if (out == NULL) {
fprintf(stderr, "%s: Can not create fax.tif\n",
argv[0]);
return (EXIT_FAILURE);
}
}
faxTIFF = TIFFClientOpen("(FakeInput)", "w",
/* TIFFClientOpen() fails if we don't set existing value here */
TIFFClientdata(out),
TIFFGetReadProc(out), TIFFGetWriteProc(out),
TIFFGetSeekProc(out), TIFFGetCloseProc(out),
TIFFGetSizeProc(out), TIFFGetMapFileProc(out),
TIFFGetUnmapFileProc(out));
if (faxTIFF == NULL) {
fprintf(stderr, "%s: Can not create fake input file\n",
argv[0]);
return (EXIT_FAILURE);
}
TIFFSetMode(faxTIFF, O_RDONLY);
TIFFSetField(faxTIFF, TIFFTAG_IMAGEWIDTH, xsize);
TIFFSetField(faxTIFF, TIFFTAG_SAMPLESPERPIXEL, 1);
TIFFSetField(faxTIFF, TIFFTAG_BITSPERSAMPLE, 1);
TIFFSetField(faxTIFF, TIFFTAG_FILLORDER, fillorder_in);
TIFFSetField(faxTIFF, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG);
TIFFSetField(faxTIFF, TIFFTAG_PHOTOMETRIC, photometric_in);
TIFFSetField(faxTIFF, TIFFTAG_YRESOLUTION, resY);
TIFFSetField(faxTIFF, TIFFTAG_RESOLUTIONUNIT, RESUNIT_INCH);
/* NB: this must be done after directory info is setup */
TIFFSetField(faxTIFF, TIFFTAG_COMPRESSION, compression_in);
if (compression_in == COMPRESSION_CCITTFAX3)
TIFFSetField(faxTIFF, TIFFTAG_GROUP3OPTIONS, group3options_in);
else if (compression_in == COMPRESSION_CCITTFAX4)
TIFFSetField(faxTIFF, TIFFTAG_GROUP4OPTIONS, group4options_in);
for (pn = 0; optind < argc; pn++, optind++) {
in = fopen(argv[optind], "rb");
if (in == NULL) {
fprintf(stderr,
"%s: %s: Can not open\n", argv[0], argv[optind]);
continue;
}
#if defined(_WIN32) && defined(USE_WIN32_FILEIO)
TIFFSetClientdata(faxTIFF, (thandle_t)_get_osfhandle(fileno(in)));
#else
TIFFSetClientdata(faxTIFF, (thandle_t)fileno(in));
#endif
TIFFSetFileName(faxTIFF, (const char*)argv[optind]);
TIFFSetField(out, TIFFTAG_IMAGEWIDTH, xsize);
TIFFSetField(out, TIFFTAG_BITSPERSAMPLE, 1);
TIFFSetField(out, TIFFTAG_COMPRESSION, compression_out);
TIFFSetField(out, TIFFTAG_PHOTOMETRIC, photometric_out);
TIFFSetField(out, TIFFTAG_ORIENTATION, ORIENTATION_TOPLEFT);
TIFFSetField(out, TIFFTAG_SAMPLESPERPIXEL, 1);
switch (compression_out) {
/* g3 */
case COMPRESSION_CCITTFAX3:
TIFFSetField(out, TIFFTAG_GROUP3OPTIONS,
group3options_out);
TIFFSetField(out, TIFFTAG_FAXMODE, mode);
rowsperstrip =
(defrowsperstrip)?defrowsperstrip:(uint32)-1L;
break;
/* g4 */
case COMPRESSION_CCITTFAX4:
TIFFSetField(out, TIFFTAG_GROUP4OPTIONS,
group4options_out);
TIFFSetField(out, TIFFTAG_FAXMODE, mode);
rowsperstrip =
(defrowsperstrip)?defrowsperstrip:(uint32)-1L;
break;
default:
rowsperstrip = (defrowsperstrip) ?
defrowsperstrip : TIFFDefaultStripSize(out, 0);
}
TIFFSetField(out, TIFFTAG_ROWSPERSTRIP, rowsperstrip);
TIFFSetField(out, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG);
TIFFSetField(out, TIFFTAG_FILLORDER, fillorder_out);
TIFFSetField(out, TIFFTAG_SOFTWARE, "fax2tiff");
TIFFSetField(out, TIFFTAG_XRESOLUTION, 204.0);
if (!stretch) {
TIFFGetField(faxTIFF, TIFFTAG_YRESOLUTION, &resY);
TIFFSetField(out, TIFFTAG_YRESOLUTION, resY);
} else
TIFFSetField(out, TIFFTAG_YRESOLUTION, 196.);
TIFFSetField(out, TIFFTAG_RESOLUTIONUNIT, RESUNIT_INCH);
TIFFSetField(out, TIFFTAG_PAGENUMBER, pn, npages);
if (!verbose)
whandler = TIFFSetWarningHandler(NULL);
rows = copyFaxFile(faxTIFF, out);
fclose(in);
if (!verbose)
(void) TIFFSetWarningHandler(whandler);
TIFFSetField(out, TIFFTAG_IMAGELENGTH, rows);
if (verbose) {
fprintf(stderr, "%s:\n", argv[optind]);
fprintf(stderr, "%d rows in input\n", rows);
fprintf(stderr, "%ld total bad rows\n",
(long) badfaxlines);
fprintf(stderr, "%d max consecutive bad rows\n", badfaxrun);
}
if (compression_out == COMPRESSION_CCITTFAX3 &&
mode == FAXMODE_CLASSF) {
TIFFSetField(out, TIFFTAG_BADFAXLINES, badfaxlines);
TIFFSetField(out, TIFFTAG_CLEANFAXDATA, badfaxlines ?
CLEANFAXDATA_REGENERATED : CLEANFAXDATA_CLEAN);
TIFFSetField(out, TIFFTAG_CONSECUTIVEBADFAXLINES, badfaxrun);
}
TIFFWriteDirectory(out);
}
TIFFClose(out);
_TIFFfree(rowbuf);
_TIFFfree(refbuf);
return (EXIT_SUCCESS);
}
int
copyFaxFile(TIFF* tifin, TIFF* tifout)
{
uint32 row;
uint32 linesize = TIFFhowmany8(xsize);
uint16 badrun;
int ok;
tifin->tif_rawdatasize = (tmsize_t)TIFFGetFileSize(tifin);
tifin->tif_rawdata = _TIFFmalloc(tifin->tif_rawdatasize);
if (tifin->tif_rawdata == NULL) {
TIFFError(tifin->tif_name, "Not enough memory");
return (0);
}
if (!ReadOK(tifin, tifin->tif_rawdata, tifin->tif_rawdatasize)) {
TIFFError(tifin->tif_name, "Read error at scanline 0");
return (0);
}
tifin->tif_rawcp = tifin->tif_rawdata;
tifin->tif_rawcc = tifin->tif_rawdatasize;
(*tifin->tif_setupdecode)(tifin);
(*tifin->tif_predecode)(tifin, (tsample_t) 0);
tifin->tif_row = 0;
badfaxlines = 0;
badfaxrun = 0;
_TIFFmemset(refbuf, 0, linesize);
row = 0;
badrun = 0; /* current run of bad lines */
while (tifin->tif_rawcc > 0) {
ok = (*tifin->tif_decoderow)(tifin, (tdata_t) rowbuf,
linesize, 0);
if (!ok) {
badfaxlines++;
badrun++;
/* regenerate line from previous good line */
_TIFFmemcpy(rowbuf, refbuf, linesize);
} else {
if (badrun > badfaxrun)
badfaxrun = badrun;
badrun = 0;
_TIFFmemcpy(refbuf, rowbuf, linesize);
}
tifin->tif_row++;
if (TIFFWriteScanline(tifout, rowbuf, row, 0) < 0) {
fprintf(stderr, "%s: Write error at row %ld.\n",
tifout->tif_name, (long) row);
break;
}
row++;
if (stretch) {
if (TIFFWriteScanline(tifout, rowbuf, row, 0) < 0) {
fprintf(stderr, "%s: Write error at row %ld.\n",
tifout->tif_name, (long) row);
break;
}
row++;
}
}
if (badrun > badfaxrun)
badfaxrun = badrun;
_TIFFfree(tifin->tif_rawdata);
return (row);
}
char* stuff[] = {
"usage: fax2tiff [options] input.raw...",
"where options are:",
" -3 input data is G3-encoded [default]",
" -4 input data is G4-encoded",
" -U input data is uncompressed (G3 or G4)",
" -1 input data is 1D-encoded (G3 only) [default]",
" -2 input data is 2D-encoded (G3 only)",
" -P input is not EOL-aligned (G3 only) [default]",
" -A input is EOL-aligned (G3 only)",
" -M input data has MSB2LSB bit order",
" -L input data has LSB2MSB bit order [default]",
" -B input data has min 0 means black",
" -W input data has min 0 means white [default]",
" -R # input data has # resolution (lines/inch) [default is 196]",
" -X # input data has # width [default is 1728]",
"",
" -o out.tif write output to out.tif",
" -7 generate G3-encoded output [default]",
" -8 generate G4-encoded output",
" -u generate uncompressed output (G3 or G4)",
" -5 generate 1D-encoded output (G3 only)",
" -6 generate 2D-encoded output (G3 only) [default]",
" -p generate not EOL-aligned output (G3 only)",
" -a generate EOL-aligned output (G3 only) [default]",
" -c generate \"classic\" TIFF format",
" -f generate TIFF Class F (TIFF/F) format [default]",
" -m output fill order is MSB2LSB",
" -l output fill order is LSB2MSB [default]",
" -r # make each strip have no more than # rows",
" -s stretch image by duplicating scanlines",
" -v print information about conversion work",
" -z generate LZW compressed output",
NULL
};
static void
usage(void)
{
char buf[BUFSIZ];
int i;
setbuf(stderr, buf);
fprintf(stderr, "%s\n\n", TIFFGetVersion());
for (i = 0; stuff[i] != NULL; i++)
fprintf(stderr, "%s\n", stuff[i]);
exit(EXIT_FAILURE);
}
/* vim: set ts=8 sts=8 sw=8 noet: */
/*
* Local Variables:
* mode: c
* c-basic-offset: 8
* fill-column: 78
* End:
*/