src/mixer_type.h

   1 /*
   2  * Copyright (C) 2003-2010 The Music Player Daemon Project
   3  * http://www.musicpd.org
   4  *
   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.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18  */
  19
  20 #ifndef MPD_MIXER_TYPE_H
  21 #define MPD_MIXER_TYPE_H
  22
  23 enum mixer_type {
  24         /** parser error */
  25         MIXER_TYPE_UNKNOWN,
  26
  27         /** mixer disabled */
  28         MIXER_TYPE_NONE,
  29
  30         /** software mixer with pcm_volume() */
  31         MIXER_TYPE_SOFTWARE,
  32
  33         /** hardware mixer (output's plugin) */
  34         MIXER_TYPE_HARDWARE,
  35 };
  36
  37 /**
  38  * Parses a "mixer_type" setting from the configuration file.
  39  *
  40  * @param input the configured string value; must not be NULL
  41  * @return a #mixer_type value; MIXER_TYPE_UNKNOWN means #input could
  42  * not be parsed
  43  */
  44 enum mixer_type
  45 mixer_type_parse(const char *input);
  46
  47 #endif