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xmp-cli/options.c

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/* Extended Module Player
* Copyright (C) 1996-2012 Claudio Matsuoka and Hipolito Carraro Jr
*
* This file is part of the Extended Module Player and is distributed
* under the terms of the GNU General Public License. See doc/COPYING
* for more information.
*/
#include <stdio.h>
#include <ctype.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <getopt.h>
#include <xmp.h>
#include "common.h"
extern char *optarg;
static int o, i;
static char *token;
extern int probeonly;
extern int loadonly;
extern int randomize;
extern int nocmd;
#ifdef HAVE_SYS_RTPRIO_H
extern int rt;
#endif
#define OPT_LOADONLY 0x103
#define OPT_FX9BUG 0x105
#define OPT_PROBEONLY 0x106
#define OPT_STDOUT 0x109
#define OPT_STEREO 0x10a
#define OPT_NOCMD 0x10b
#define OPT_REALTIME 0x10c
#define OPT_FIXLOOP 0x10d
#define OPT_CRUNCH 0x10e
#define OPT_NOFILTER 0x10f
#define OPT_VBLANK 0x110
#define OPT_SHOWTIME 0x111
#define OPT_DUMP 0x112
static void exclude_formats(char *list)
{
char *tok;
tok = strtok(list, ", ");
while (tok) {
xmp_enable_format(tok, 0);
tok = strtok(NULL, ", ");
}
}
static void list_wrap(char *s, int l, int r, int v)
{
int i;
static int c = 0;
static int m = 0;
char *t;
if (s == NULL) {
for (i = 0; i < l; i++)
printf(" ");
c = l;
m = r;
return;
} else if (c > l) {
c++;
printf(v ? "," : " ");
}
t = strtok(s, " ");
while (t) {
if ((c + strlen(t) + 1) > m) {
c = l;
printf("\n");
for (i = 0; i < l; i++) {
printf(" ");
}
} else if (c > l) {
printf(" ");
}
c += strlen(t) + 1;
printf("%s", t);
t = strtok(NULL, " ");
}
}
static void usage(char *s)
{
struct xmp_fmt_info *f, *fmt;
struct xmp_drv_info *d, *drv;
char **hlp, buf[80];
int i;
printf("Usage: %s [options] [modules]\n", s);
#if 0
printf("\nRegistered module loaders:\n");
xmp_get_fmt_info(&fmt);
list_wrap(NULL, 3, 78, 1);
for (i = 0, f = fmt; f; i++, f = f->next) {
snprintf(buf, 80, "%s (%s)", f->id, f->tracker);
list_wrap(buf, 3, 0, 1);
}
snprintf(buf, 80, "[%d registered loaders]", i);
list_wrap(buf, 3, 0, 0);
printf("\n");
printf("\nAvailable drivers:\n");
xmp_get_drv_info(&drv);
list_wrap(NULL, 3, 78, 1);
for (d = drv; d; d = d->next) {
snprintf(buf, 80, "%s (%s)", d->id, d->description);
list_wrap(buf, 3, 0, 1);
}
printf("\n");
for (d = drv; d; d = d->next) {
if (d->help)
printf("\n%s options:\n", d->description);
for (hlp = d->help; hlp && *hlp; hlp += 2)
printf(" -D%-20.20s %s\n", hlp[0], hlp[1]);
}
#endif
printf("\nPlayer control options:\n"
" -D parameter[=val] Pass configuration parameter to the output driver\n"
" -d --driver name Force output to the specified device\n"
" --fix-sample-loops Use sample loop start /2 in MOD/UNIC/NP3\n"
" --offset-bug-emulation Emulate Protracker 2.x bug in effect 9\n"
" -l --loop Enable module looping\n"
" -M --mute ch-list Mute the specified channels\n"
" --nocmd Disable interactive commands\n"
" --norc Don't read configuration files\n"
" -R --random Random order playing\n"
#ifdef HAVE_SYS_RTPRIO_H
" --realtime Run in real-time priority\n"
#endif
" -S --solo ch-list Set channels to solo mode\n"
" -s --start num Start from the specified order\n"
" -T --tempo num Initial tempo (default 6)\n"
" -t --time num Maximum playing time in seconds\n"
" --vblank Force vblank timing in Amiga modules (no CIA)\n"
"\nPlayer sound options:\n"
" -8 --8bit Convert 16 bit samples to 8 bit\n"
" -m --mono Mono output\n"
" -P --pan pan Percentual pan amplitude\n"
" -r --reverse Reverse left/right stereo channels\n"
" --stereo Stereo output\n"
"\nSoftware mixer options:\n"
" -a --amplify {0|1|2|3} Amplification factor: 0=Normal, 1=x2, 2=x4, 3=x8\n"
" -b --bits {8|16} Software mixer resolution (8 or 16 bits)\n"
" -c --stdout Mix the module to stdout\n"
" -F --click-filter Apply low pass filter to reduce clicks\n"
" -f --frequency rate Sampling rate in hertz (default 44100)\n"
" -n --nearest Use nearest neighbor interpolation\n"
" -o --output-file name Mix the module to file ('-' for stdout)\n"
" -u --unsigned Set the mixer to use unsigned samples\n"
"\nEnvironment options:\n"
" -I --instrument-path Set pathname to external samples\n"
"\nInformation options:\n"
" -h --help Print a summary of the command line options\n"
" --load-only Load module and exit\n"
" --probe-only Probe audio device and exit\n"
" -q --quiet Quiet mode (verbosity level = 0)\n"
" --show-time Display elapsed and remaining time\n"
" -V --version Print version information\n"
" -v --verbose Verbose mode (incremental)\n");
}
void get_options(int argc, char **argv, struct options *options)
{
int optidx = 0;
#define OPTIONS "a:b:cD:d:f:hI:lM:mo:qRS:s:T:t:uVv"
static struct option lopt[] = {
{"amplify", 1, 0, 'a'},
{"bits", 1, 0, 'b'},
{"driver", 1, 0, 'd'},
{"frequency", 1, 0, 'f'},
{"offset-bug-emulation", 0, 0, OPT_FX9BUG},
{"help", 0, 0, 'h'},
{"instrument-path", 1, 0, 'I'},
{"load-only", 0, 0, OPT_LOADONLY},
{"loop", 0, 0, 'l'},
{"mono", 0, 0, 'm'},
{"mute", 1, 0, 'M'},
{"nocmd", 0, 0, OPT_NOCMD},
{"output-file", 1, 0, 'o'},
{"pan", 1, 0, 'P'},
{"quiet", 0, 0, 'q'},
{"random", 0, 0, 'R'},
{"solo", 1, 0, 'S'},
{"start", 1, 0, 's'},
{"stdout", 0, 0, 'c'},
{"tempo", 1, 0, 'T'},
{"time", 1, 0, 't'},
{"unsigned", 0, 0, 'u'},
{"version", 0, 0, 'V'},
{"verbose", 0, 0, 'v'},
{NULL, 0, 0, 0}
};
i = 0;
while ((o = getopt_long(argc, argv, OPTIONS, lopt, &optidx)) != -1) {
switch (o) {
case 'a':
options->amplify = atoi(optarg);
break;
case 'b':
if (atoi(optarg) == 8) {
options->format |= XMP_FORMAT_8BIT;
}
break;
case 'c':
options->out_file = "-";
break;
#if 0
case 'D':
xmp_set_driver_parameter(opt, optarg);
break;
case 'd':
options->drv_id = optarg;
break;
case OPT_FX9BUG:
options->quirk |= XMP_QRK_FX9BUG;
break;
#endif
case 'f':
options->freq = strtoul(optarg, NULL, 0);
break;
case 'I':
options->ins_path = optarg;
break;
case 'l':
options->loop = 1;
break;
case OPT_LOADONLY:
options->load_only = 1;
break;
case 'm':
options->format |= XMP_FORMAT_MONO;
break;
case 'o':
options->out_file = optarg;
if (strlen(optarg) >= 4 &&
!strcasecmp(optarg + strlen(optarg) - 4, ".wav")) {
//options->drv_id = "wav";
}
break;
case 'P':
options->mix = strtoul(optarg, NULL, 0);
if (options->mix < 0)
options->mix = 0;
if (options->mix > 100)
options->mix = 100;
break;
case 'q':
//options->verbosity = 0;
break;
case 'R':
options->random = 1;
break;
case 'M':
case 'S':
if (o == 'S') {
memset(options->mute, 1, XMP_MAX_CHANNELS);
}
token = strtok(optarg, ",");
while (token) {
int a, b;
char buf[40];
memset(buf, 0, 40);
if (strchr(token, '-')) {
b = strcspn(token, "-");
strncpy(buf, token, b);
a = atoi(buf);
strncpy(buf, token + b + 1,
strlen(token) - b - 1);
b = atoi(buf);
} else {
a = b = atoi(token);
}
for (; b >= a; b--) {
if (b < XMP_MAX_CHANNELS)
options->mute[b] = (o == 'M');
}
token = strtok(NULL, ",");
}
break;
case 's':
options->start = strtoul(optarg, NULL, 0);
break;
case 't':
options->time = strtoul(optarg, NULL, 0);
break;
case 'u':
options->format |= XMP_FORMAT_UNSIGNED;
break;
case 'V':
puts("Extended Module Player " VERSION);
exit(0);
case 'v':
//options->verbosity++;
break;
case 'h':
usage(argv[0]);
default:
exit(-1);
}
}
/* Set limits */
if (options->freq < 1000)
options->freq = 1000; /* Min. rate 1 kHz */
if (options->freq > 48000)
options->freq = 48000; /* Max. rate 48 kHz */
}