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sfftools/sfftobmp3/trunk/src/cmdline.cpp

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// Command line processor
//
// This file is part of sfftobmp, a program to convert
// structured fax files (sff) to windows bitmap files (bmp),
// portable bitmap graphics (pbm), tagged image file format (tiff)
// or JPEG (jpg).
//
// Copyright (C) 1998-2012 Peter Schaefer-Hutter and contributors ("THE AUTHORS")
//
// Permission to use, copy, modify, distribute, and sell this software and
// its documentation for any purpose is hereby granted without fee.
//
// 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 THE AUTHORS 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.
//
// Contributor(s):
// None
//
// You can contact the original author by email at peter.schaefer@gmx.de.
//
// I'm always pleased to hear that somebody is actually using my software.
// If you can manage it, e-mail me a quick notice. Thanks!
//
/*-RCS-Info----------------------------------------------------
$Id$
---RCS-Info--------------------------------------------------*/
#include <vector>
#include <cassert>
#include <cstdio>
#include <iostream>
#include <boost/filesystem/operations.hpp>
#include <boost/filesystem/convenience.hpp>
#include <boost/version.hpp>
#include <tiff.h>
#include "sfftypes.h"
#include "common.h"
#include "getopt.h"
#include "cmdline.h"
extern "C"
{
#define XMD_H
#include <jpeglib.h>
#include <tiffio.h>
}
using namespace std;
namespace fs = boost::filesystem;
//-------------------------------------------------------------
#define VERSION "3.1.4"
#define COPYRIGHT "1998-2012 Peter Schaefer-Hutter and contributors"
//-------------------------------------------------------------
CCmdLineProcessor::CCmdLineProcessor(char **argv, int argc)
{
m_argv = argv;
m_argc = argc;
m_pszProgName = argv[0];
m_nOutputFormat = fmt_unknown;
m_nTiffCompression = COMPRESSION_CCITTFAX3;
m_nJpegQuality = 40;
m_nFileIdx = 0;
m_bKeepDate = m_bKeepVRes = m_bOverwrite = m_bQuiet = false;
}
//-------------------------------------------------------------
CCmdLineProcessor::~CCmdLineProcessor()
{
FILEVECTOR::iterator it;
m_vFiles.clear();
}
//-------------------------------------------------------------
void CCmdLineProcessor::printHelp()
{
cout << endl << "Usage: " << m_pszProgName << " [options] INFILE1 [INFILE2 ..] [-o OUTSPEC]" << endl << endl;
cout << "Options:" << endl;
cout << "-h or -help Show this message and exit" << endl;
cout << "-v or -version Show version and exit" << endl;
cout << "-b or -bmp Output is one monochrome BMP file for each fax page" << endl;
cout << "-p or -pbm Output is one Portable Bitmap file for each fax page" << endl;
cout << "-j or -jpg Output is one JPEG file for each fax page" << endl;
cout << "-jNUM or -jpg=NUM Use jpeg quality of NUM percent (1..99)" << endl;
cout << "-T or -tifs Output is one single-page TIFF file for each fax page" << endl;
cout << "-t or -tif Output is one multi-paged TIFF file containing all pages" << endl;
cout << "-r or -keepres Inhibit line doubling for low-res faxes" << endl;
cout << "-d or -keepdate Keep date and time of input file for the output file(s)" << endl;
cout << "-q or -quiet No messages except errors" << endl << endl;
cout << "The OUTSPEC is interpreted as:" << endl;
cout << " - a filename if only one input file is given." << endl;
cout << " - a directory name if more than one input file is given." << endl << endl;
cout << "If OUTSPEC is omitted, the name of the output files will be derived from the input" << endl;
cout << "files and created in the same directory." << endl << endl;
cout << "Output on stdout is available for multipaged TIFF output only (option \"-t\")." << endl;
cout << "Use \"-\" as output filename in this case." << endl << endl;
cout << "In case of TIFF output, you can specify the compression by using additional" << endl;
cout << "specifiers: " << endl;
cout << " -tr resp. -Tr : CCITT modified Huffman RLE" << endl;
cout << " -t4 resp. -T4 : CCITT Fax Class 4 compression" << endl << endl;
cout << "The default is CCITT Fax Class 3 compression." << endl << endl;
}
//-------------------------------------------------------------
void CCmdLineProcessor::printUsage()
{
cout << "Summary: " << m_pszProgName
<< " [-help] [-version] [options] INFILE OUTSPEC"
<< endl;
}
//-------------------------------------------------------------
void CCmdLineProcessor::printVersion()
{
cout << endl << "SffToBmp Version " << VERSION << endl;
cout << "Copyright (C) " << COPYRIGHT << endl;
cout << "This is free software, and you are welcome to redistribute it under" << endl;
cout << "the terms of the enclosed license. See the file COPYING for details." << endl;
cout << "If you haven't got this file, please contact peter.schaefer@gmx.de." << endl;
cout << "This program comes with ABSOLUTELY NO WARRANTY without even the implied" << endl;
cout << "warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE." << endl << endl;
cout << "Contributors:" << endl;
cout << "Ulf Zibis <ulf.zibis@gmx.de>" << endl;
cout << "Gernot Hillier <ghillie@suse.de>" << endl << endl;
cout << "Library versions:" << endl << endl;
cout << TIFFGetVersion() << endl << endl;
cout << "Independent JPEG Group's CJPEG, version "
<< JPEG_LIB_VERSION / 10 << "." << JPEG_LIB_VERSION % 10 << endl << endl;
cout << "Boost libraries, version: "
<< BOOST_VERSION / 100000 << "."
<< BOOST_VERSION / 100 % 1000 << "."
<< BOOST_VERSION % 100 << endl;
}
void CCmdLineProcessor::parseCmdLine()
{
// short options string (one colon: req arg, two colon: opt arg)
const char *shortopts = "vhbpT::t::frdj::o:q";
// long options list
struct option longopts[] =
{
// name, has_arg, flag, val longind
{ "version", no_argument, 0, 'v' }, // 0
{ "help", no_argument, 0, 'h' }, // 1
{ "bmp", no_argument, 0, 'b' }, // 2
{ "pbm", no_argument, 0, 'p' }, // 3
{ "jpg", optional_argument, 0, 'j' }, // 4
{ "tifs", optional_argument, 0, 'T' }, // 5
{ "tif", optional_argument, 0, 't' }, // 6
{ "force-overwrite", no_argument, 0, 'f' }, // 7
{ "keepres", no_argument, 0, 'r' }, // 8
{ "keepdate", no_argument, 0, 'd' }, // 9
{ "out", required_argument, 0, 'o' }, // 10
{ "quiet", no_argument, 0, 'q' }, // 11
// end-of-list marker
{ 0, 0, 0, 0 }
};
// long option list index
int longind = 0;
int opt;
m_strOutSpec = "";
// parse all options from the command line
while ((opt = getopt_long_only(m_argc, m_argv, shortopts, longopts, &longind)) != -1)
{
switch (opt)
{
case 'v': // -version
printVersion();
return;
case 'h': // -help
printHelp();
return;
case 'j': // -jpg[=NUM]
if (m_nOutputFormat != fmt_unknown) {
throw CSimpleException(CSimpleException::err_toomuchformats);
}
if (optarg) {
// we use this while trying to parse a numeric argument
char ignored;
int val;
if (sscanf(optarg, "%d%c", &val, &ignored) != 1) {
cerr << m_pszProgName << ": jpeg quality is not a number" << endl;
throw CSimpleException(CSimpleException::err_cmdline);
}
if ((val <= 0) || (val >= 100)) {
cerr << m_pszProgName << ": jpeg quality out of range (1..99)" << endl;
throw CSimpleException(CSimpleException::err_cmdline);
}
m_nJpegQuality = val;
}
m_nOutputFormat = fmt_jpeg;
break;
case 'b':
if (m_nOutputFormat != fmt_unknown) {
throw CSimpleException(CSimpleException::err_toomuchformats);
}
m_nOutputFormat = fmt_bmp;
break;
case 'p':
if (m_nOutputFormat != fmt_unknown) {
throw CSimpleException(CSimpleException::err_toomuchformats);
}
m_nOutputFormat = fmt_pbm;
break;
case 't': // -tif[=r|4]
case 'T': // -tifs[=r|4]
if (m_nOutputFormat != fmt_unknown) {
throw CSimpleException(CSimpleException::err_toomuchformats);
}
m_nOutputFormat = (opt == 't') ? fmt_tiff : fmt_tiff_single_pages;
if (optarg) {
// we use this while trying to parse the compression
switch (optarg[0]) {
case 'r': // CCITT modified Huffman RLE
m_nTiffCompression = COMPRESSION_CCITTRLE;
break;
case '4': // CCITT Fax 4
m_nTiffCompression = COMPRESSION_CCITTFAX4;
break;
}
}
break;
case 'f':
m_bOverwrite = true;
break;
case 'r':
m_bKeepVRes = true;
break;
case 'd':
m_bKeepDate = true;
break;
case 'o':
m_strOutSpec = optarg;
break;
case 'q':
m_bQuiet = true;
break;
case '?': // getopt_long_only noticed an error
printUsage();
throw CSimpleException(CSimpleException::err_cmdline);
default: // something unexpected has happened
printUsage();
throw CSimpleException(CSimpleException::err_cmdline);
}
}
if (m_nOutputFormat == fmt_unknown) {
throw CSimpleException(CSimpleException::err_noformat);
}
if ((m_strOutSpec == "-") && (m_nOutputFormat != fmt_tiff)) {
throw CSimpleException(CSimpleException::err_stdoutnotallowed);
}
#ifdef WIN32
WIN32_FIND_DATA fd;
fs::path fp = fs::path(m_argv[optind], fs::native);
fp.remove_filename();
HANDLE hFind = ::FindFirstFile(m_argv[optind], &fd);
if (hFind == INVALID_HANDLE_VALUE) {
throw CSimpleException( CSimpleException::err_openfile);
}
do {
if (!(fd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)) {
fs::path fp1 = fp;
fp1 /= fs::path(fd.cFileName, fs::native);
m_vFiles.push_back( fp1 );
}
} while (::FindNextFile(hFind, &fd));
::FindClose(hFind);
#else
int n = optind;
while (n < m_argc) {
#if !defined(BOOST_FILESYSTEM_VERSION) || BOOST_FILESYSTEM_VERSION == 2
m_vFiles.push_back( fs::path(m_argv[n], fs::native) );
#else
m_vFiles.push_back( fs::path(m_argv[n]) );
#endif
++n;
}
#endif
if ((m_strOutSpec == "-") && (getFileCount() > 1)) {
throw CSimpleException(CSimpleException::err_stdoutonlyonefile);
}
}
bool CCmdLineProcessor::getNextFile(fs::path& strFile)
{
bool rc = false;
fs::path fname;
if (m_nFileIdx < getFileCount()) {
strFile = m_vFiles[m_nFileIdx];
++m_nFileIdx;
rc = true;
}
return rc;
}
const std::string& CCmdLineProcessor::getOutSpec()
{
return m_strOutSpec;
}
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