mirror of
https://github.com/alsa-project/alsa-utils
synced 2024-11-14 07:05:42 +01:00
f2e9e9a5b0
Tim Janik's e-mail address is no longer valid. Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
135 lines
3.7 KiB
C
135 lines
3.7 KiB
C
/*
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* alsamixer - curses mixer for the ALSA project
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* Copyright (c) 1998,1999 Tim Janik
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* Jaroslav Kysela <perex@perex.cz>
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* Copyright (c) 2009 Clemens Ladisch <clemens@ladisch.de>
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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, see <http://www.gnu.org/licenses/>.
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*/
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#include "aconfig.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <locale.h>
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#include <getopt.h>
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#include <alsa/asoundlib.h>
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#include "gettext_curses.h"
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#include "mixer_widget.h"
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#include "mainloop.h"
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static int use_color = 1;
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static struct snd_mixer_selem_regopt selem_regopt = {
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.ver = 1,
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.abstract = SND_MIXER_SABSTRACT_NONE,
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.device = "default",
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};
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static void show_help(void)
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{
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puts(_("Usage: alsamixer [options]"));
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puts(_("Useful options:\n"
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" -h, --help this help\n"
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" -c, --card=NUMBER sound card number or id\n"
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" -D, --device=NAME mixer device name\n"
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" -V, --view=MODE starting view mode: playback/capture/all"));
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puts(_("Debugging options:\n"
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" -g, --no-color toggle using of colors\n"
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" -a, --abstraction=NAME mixer abstraction level: none/basic"));
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}
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static void parse_options(int argc, char *argv[])
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{
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static const char short_options[] = "hc:D:V:gsa:";
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static const struct option long_options[] = {
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{ .name = "help", .val = 'h' },
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{ .name = "card", .has_arg = 1, .val = 'c' },
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{ .name = "device", .has_arg = 1, .val = 'D' },
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{ .name = "view", .has_arg = 1, .val = 'V' },
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{ .name = "no-color", .val = 'g' },
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{ .name = "abstraction", .has_arg = 1, .val = 'a' },
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{ }
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};
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int option;
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int card_index;
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static char name_buf[16];
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while ((option = getopt_long(argc, argv, short_options,
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long_options, NULL)) != -1) {
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switch (option) {
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case '?':
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case 'h':
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show_help();
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exit(EXIT_SUCCESS);
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case 'c':
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card_index = snd_card_get_index(optarg);
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if (card_index < 0) {
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fprintf(stderr, _("invalid card index: %s\n"), optarg);
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goto fail;
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}
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sprintf(name_buf, "hw:%d", card_index);
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selem_regopt.device = name_buf;
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break;
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case 'D':
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selem_regopt.device = optarg;
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break;
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case 'V':
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if (*optarg == 'p' || *optarg == 'P')
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view_mode = VIEW_MODE_PLAYBACK;
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else if (*optarg == 'c' || *optarg == 'C')
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view_mode = VIEW_MODE_CAPTURE;
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else
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view_mode = VIEW_MODE_ALL;
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break;
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case 'g':
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use_color = !use_color;
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break;
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case 'a':
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if (!strcmp(optarg, "none"))
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selem_regopt.abstract = SND_MIXER_SABSTRACT_NONE;
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else if (!strcmp(optarg, "basic"))
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selem_regopt.abstract = SND_MIXER_SABSTRACT_BASIC;
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else {
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fprintf(stderr, _("unknown abstraction level: %s\n"), optarg);
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goto fail;
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}
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break;
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default:
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fprintf(stderr, _("unknown option: %c\n"), option);
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fail:
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fputs(_("try `alsamixer --help' for more information\n"), stderr);
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exit(EXIT_FAILURE);
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}
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}
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}
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int main(int argc, char *argv[])
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{
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setlocale(LC_ALL, "");
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#ifdef ENABLE_NLS_IN_CURSES
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textdomain(PACKAGE);
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#endif
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parse_options(argc, argv);
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create_mixer_object(&selem_regopt);
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initialize_curses(use_color);
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create_mixer_widget();
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mainloop();
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shutdown();
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return 0;
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}
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