//C- -*- C++ -*-
//C- -------------------------------------------------------------------
//C- DjVuLibre-3.5
//C- Copyright (c) 2002 Leon Bottou and Yann Le Cun.
//C- Copyright (c) 2001 AT&T
//C-
//C- This software is subject to, and may be distributed under, the
//C- GNU General Public License, either Version 2 of the license,
//C- or (at your option) any later version. The license should have
//C- accompanied the software or you may obtain a copy of the license
//C- from the Free Software Foundation at http://www.fsf.org .
//C-
//C- This program is distributed in the hope that it will be useful,
//C- but WITHOUT ANY WARRANTY; without even the implied warranty of
//C- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
//C- GNU General Public License for more details.
//C-
//C- DjVuLibre-3.5 is derived from the DjVu(r) Reference Library from
//C- Lizardtech Software. Lizardtech Software has authorized us to
//C- replace the original DjVu(r) Reference Library notice by the following
//C- text (see doc/lizard2002.djvu and doc/lizardtech2007.djvu):
//C-
//C- ------------------------------------------------------------------
//C- | DjVu (r) Reference Library (v. 3.5)
//C- | Copyright (c) 1999-2001 LizardTech, Inc. All Rights Reserved.
//C- | The DjVu Reference Library is protected by U.S. Pat. No.
//C- | 6,058,214 and patents pending.
//C- |
//C- | This software is subject to, and may be distributed under, the
//C- | GNU General Public License, either Version 2 of the license,
//C- | or (at your option) any later version. The license should have
//C- | accompanied the software or you may obtain a copy of the license
//C- | from the Free Software Foundation at http://www.fsf.org .
//C- |
//C- | The computer code originally released by LizardTech under this
//C- | license and unmodified by other parties is deemed "the LIZARDTECH
//C- | ORIGINAL CODE." Subject to any third party intellectual property
//C- | claims, LizardTech grants recipient a worldwide, royalty-free,
//C- | non-exclusive license to make, use, sell, or otherwise dispose of
//C- | the LIZARDTECH ORIGINAL CODE or of programs derived from the
//C- | LIZARDTECH ORIGINAL CODE in compliance with the terms of the GNU
//C- | General Public License. This grant only confers the right to
//C- | infringe patent claims underlying the LIZARDTECH ORIGINAL CODE to
//C- | the extent such infringement is reasonably necessary to enable
//C- | recipient to make, have made, practice, sell, or otherwise dispose
//C- | of the LIZARDTECH ORIGINAL CODE (or portions thereof) and not to
//C- | any greater extent that may be necessary to utilize further
//C- | modifications or combinations.
//C- |
//C- | The LIZARDTECH ORIGINAL CODE is provided "AS IS" WITHOUT WARRANTY
//C- | OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
//C- | TO ANY WARRANTY OF NON-INFRINGEMENT, OR ANY IMPLIED WARRANTY OF
//C- | MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
//C- +------------------------------------------------------------------
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <stddef.h>
#include <stdlib.h>
#include <stdio.h>
#include <stdarg.h>
#include <string.h>
#include <fcntl.h>
#include <errno.h>
#include "libdjvu/ddjvuapi.h"
#if defined(_WIN32) || defined(__CYGWIN32__)
# include <io.h>
#endif
#if defined(_WIN32) && !defined(__CYGWIN32__)
# include <mbctype.h>
#endif
/* Some day we'll redo i18n right. */
#ifndef i18n
# define i18n(x) (x)
# define I18N(x) (x)
#endif
bool verbose = false;
bool tryhelp = false;
ddjvu_context_t *ctx;
ddjvu_document_t *doc;
ddjvu_job_t *job;
void
progress(int p)
{
if (verbose)
{
int i=0;
char buffer[52];
for (; p>0; p-=2)
buffer[i++]='#';
for (; i<50;)
buffer[i++]=' ';
buffer[i] = 0;
fprintf(stderr,"\r[%s]",buffer);
}
}
void
handle(int wait)
{
const ddjvu_message_t *msg;
if (!ctx)
return;
if (wait)
msg = ddjvu_message_wait(ctx);
while ((msg = ddjvu_message_peek(ctx)))
{
switch(msg->m_any.tag)
{
case DDJVU_ERROR:
if (verbose)
fprintf(stderr,"\n");
fprintf(stderr,"djvups: %s\n", msg->m_error.message);
if (msg->m_error.filename)
fprintf(stderr,"djvups: '%s:%d'\n",
msg->m_error.filename, msg->m_error.lineno);
if (tryhelp)
fprintf(stderr,"djvups: %s\n", i18n("Try option --help."));
exit(10);
case DDJVU_PROGRESS:
if (verbose)
progress(msg->m_progress.percent);
break;
default:
break;
}
ddjvu_message_pop(ctx);
}
}
void
die(const char *fmt, ...)
{
/* Handling messages might give a better error message */
tryhelp = true;
handle(FALSE);
/* Print */
va_list args;
fprintf(stderr,"ddjvu: ");
va_start(args, fmt);
vfprintf(stderr, fmt, args);
va_end(args);
fprintf(stderr,"\n");
/* Terminates */
exit(10);
}
const char *options[] = {
I18N("-verbose"),
I18N("-page=<pagelists> (default: print all)"),
I18N("-format=<ps|eps> (default: ps)"),
I18N("-level=<1|2|3> (default: 2)"),
I18N("-orient=<auto|portrait|landscape> (default: auto)"),
I18N("-mode=<color|bw|fore|back> (default: color)"),
I18N("-zoom=<auto|25...2400) (default: auto)"),
I18N("-color=<yes|no> (default: yes)"),
I18N("-gray (same as -color=no)"),
I18N("-colormatch=<yes|no> (default: yes)"),
I18N("-gamma=<0.3...5.0> (default: 2.2)"),
I18N("-copies=<1...999999> (default: 1)"),
I18N("-frame=<yes|no> (default: no)"),
I18N("-cropmarks=<yes|no> (default: no)"),
#ifdef THIS_THING_DOES_NOT_WORK_WITH_UTF8_STRINGS
I18N("-text=<yes|no> (default: no)"),
#endif
I18N("-booklet=<no|recto|verso|yes> (default: no)"),
I18N("-bookletmax=<n> (default: 0)"),
I18N("-bookletalign=<n> (default: 0)"),
I18N("-bookletfold=<n>[+<m>] (default: 18+200)"),
NULL };
void
usage(void)
{
int i;
#ifdef DJVULIBRE_VERSION
fprintf(stderr, "DJVUPS --- DjVuLibre-" DJVULIBRE_VERSION "\n");
#endif
fprintf(stderr, "%s\n",
i18n("DjVu to PostScript conversion utility\n\n"
"Usage: djvups [<options>] [<infile.djvu> [<outfile.ps>]]\n"
"Options:\n -help"));
for(i=0; options[i]; i++)
fprintf(stderr, " %s\n", i18n(options[i]));
fprintf(stderr,"\n");
exit(1);
}
int
check_option(char *s)
{
int i;
for (i=0; options[i]; i++)
{
int n = 0;
const char *p = options[i];
while (p[n] && p[n]!='=' && p[n]!=' ')
n += 1;
if (p[n]=='=' && !strncmp(s, p, n+1))
return 1;
if (p[n]!='=' && !strncmp(s, p, n) && !s[n])
return 1;
}
// compatibility aliases
if (!strcmp(s,"-grayscale") ||
!strncmp(s,"-pages=",7) ||
!strncmp(s,"-orientation=",13) ||
!strncmp(s,"-srgb=",6) )
return 1;
return 0;
}
int
main(int argc, char **argv)
{
int i;
int optc = 0;
char **optv;
const char *infile = 0;
const char *outfile = 0;
FILE *fout;
#if defined(_WIN32) && !defined(__CYGWIN32__)
_setmbcp(_MB_CP_OEM);
#endif
/* Sort options */
if (! (optv = (char**)malloc(argc*sizeof(char*))))
die(i18n("Out of memory"));
for (i=1; i<argc; i++)
{
char *s = argv[i];
if (s[0]=='-' && s[1]=='-')
s = s+1;
if (!strcmp(s,"-verbose"))
verbose = true;
else if (check_option(s))
optv[optc++] = s;
else if (s[0]=='-' && s[1])
usage();
else if (s[0] && !infile)
infile = s;
else if (s[0] && !outfile)
outfile = s;
else
die(i18n("Incorrect arguments. Try option --help."));
}
if (! infile)
infile = "-";
if (! outfile)
outfile = "-";
/* Open document */
if (! (ctx = ddjvu_context_create(argv[0])))
die(i18n("Cannot create djvu context."));
if (! (doc = ddjvu_document_create_by_filename(ctx, infile, TRUE)))
die(i18n("Cannot open djvu document '%s'."), infile);
while (! ddjvu_document_decoding_done(doc))
handle(TRUE);
/* Open output file */
if (! strcmp(outfile,"-"))
{
fout = stdout;
#if defined(__CYGWIN32__)
setmode(fileno(fout), O_BINARY);
#elif defined(_WIN32)
_setmode(_fileno(fout), _O_BINARY);
#endif
}
else if (! (fout = fopen(outfile, "wb")))
die(i18n("Cannot open output file '%s'."), outfile);
/* Create printing job */
if (! (job = ddjvu_document_print(doc, fout, optc, optv)))
die(i18n("Cannot create PostScript conversion job."));
/* Wait until completion and cleanup */
while (! ddjvu_job_done(job))
handle(TRUE);
if (verbose)
fprintf(stderr,"\n");
/* Make sure we get error messages */
tryhelp = false;
if (ddjvu_job_error(job))
handle(FALSE);
if (ddjvu_job_error(job))
die(i18n("PostScript conversion job failed."));
/* Close */
fclose(fout);
if (job)
ddjvu_job_release(job);
if (doc)
ddjvu_document_release(doc);
if (ctx)
ddjvu_context_release(ctx);
return 0;
}