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https://github.com/eddyem/astrovideoguide_v3.git
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95 lines
3.9 KiB
C
95 lines
3.9 KiB
C
/* geany_encoding=koi8-r
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* cmdlnopts.c - the only function that parse cmdln args and returns glob parameters
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*
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* Copyright 2013 Edward V. Emelianoff <eddy@sao.ru>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*/
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#include <assert.h>
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#include <stdio.h>
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#include <string.h>
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#include <strings.h>
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#include <math.h>
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#include <usefull_macros.h>
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#include "cmdlnopts.h"
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/*
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* here are global parameters initialisation
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*/
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static int help;
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glob_pars *GP = NULL;
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// default PID filename:
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#define DEFAULT_PIDFILE "/tmp/loccorr.pid"
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// DEFAULTS
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// default global parameters
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static glob_pars G = {
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.pidfile = DEFAULT_PIDFILE,
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.throwpart = 0.5,
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.medradius = 1.,
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.ndilations = 2,
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.nerosions = 2,
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.minarea = 5,
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.intensthres = 0.01
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};
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/*
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* Define command line options by filling structure:
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* name has_arg flag val type argptr help
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*/
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static myoption cmdlnopts[] = {
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// common options
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{"help", NO_ARGS, NULL, 'h', arg_int, APTR(&help), _("show this help")},
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{"logfile", NEED_ARG, NULL, 'l', arg_string, APTR(&G.logfile), _("file to save logs (default: none)")},
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{"pidfile", NEED_ARG, NULL, 'P', arg_string, APTR(&G.pidfile), _("pidfile (default: " DEFAULT_PIDFILE ")")},
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{"verbose", NO_ARGS, NULL, 'v', arg_none, APTR(&G.verb), _("increase verbosity level of log file (each -v increased by 1)")},
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{"input", NEED_ARG, NULL, 'i', arg_string, APTR(&G.inputname), _("file or directory name for monitoring")},
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{"blackp", NEED_ARG, NULL, 'b', arg_double, APTR(&G.throwpart), _("fraction of black pixels to throw away when make histogram eq")},
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{"radius", NEED_ARG, NULL, 'r', arg_int, APTR(&G.medradius), _("radius of median filter (r=1 -> 3x3, r=2 -> 5x5 etc.)")},
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{"equalize",NEED_ARG, NULL, 'e', arg_int, APTR(&G.equalize), _("make historam equalization of saved jpeg")},
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{"ndilat", NEED_ARG, NULL, 'D', arg_int, APTR(&G.ndilations),_("amount of erosions after thresholding (default: 2)")},
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{"neros", NEED_ARG, NULL, 'E', arg_int, APTR(&G.nerosions), _("amount of dilations after erosions (default: 2)")},
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{"minarea", NEED_ARG, NULL, 'A', arg_int, APTR(&G.minarea), _("minimal object pixels amount (default: 5)")},
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{"intthres",NEED_ARG, NULL, 'T', arg_double, APTR(&G.intensthres),_("threshold by total object intensity when sorting = |I1-I2|/(I1+I2), default: 0.01")},
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end_option
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};
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/**
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* Parse command line options and return dynamically allocated structure
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* to global parameters
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* @param argc - copy of argc from main
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* @param argv - copy of argv from main
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* @return allocated structure with global parameters
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*/
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glob_pars *parse_args(int argc, char **argv){
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size_t hlen = 1024;
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char helpstring[1024], *hptr = helpstring;
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snprintf(hptr, hlen, "Usage: %%s [args]\n\n\tWhere args are:\n");
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// format of help: "Usage: progname [args]\n"
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change_helpstring(helpstring);
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// parse arguments
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parseargs(&argc, &argv, cmdlnopts);
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if(help) showhelp(-1, cmdlnopts);
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if(argc > 0){
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WARNX("Extra parameters!");
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showhelp(-1, cmdlnopts);
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}
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return &G;
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}
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