2 * This file is part of DisOrder
3 * Copyright (C) 2004 Richard Kettlewell
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
24 int mixer_channel(const char *c);
25 /* convert @c@ to a channel number, or return -1 if it does not match */
27 int mixer_control(int *left, int *right, int set);
28 /* get/set the current level. If @set@ is true then the level is set
29 * according to the pointers. In either case the eventual level is
30 * returned via the pointers.
32 * Returns 0 on success and -1 on error.