mpd/src/mixer_api.h

/*
 * Copyright (C) 2003-2010 The Music Player Daemon Project
 * http://www.musicpd.org
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#ifndef MPD_MIXER_H
#define MPD_MIXER_H

#include "mixer_plugin.h"
#include "mixer_list.h"

#include <glib.h>

struct mixer {
	const struct mixer_plugin *plugin;

	/**
	 * This mutex protects all of the mixer struct, including its
	 * implementation, so plugins don't have to deal with that.
	 */
	GMutex *mutex;

	/**
	 * Is the mixer device currently open?
	 */
	bool open;

	/**
	 * Has this mixer failed, and should not be reopened
	 * automatically?
	 */
	bool failed;
};

void
mixer_init(struct mixer *mixer, const struct mixer_plugin *plugin);

#endif