mpd/src/mixer_api.c
Max Kellermann 83ce0e5325 mixer_api: replaced method "control()" with "{get,set}_volume()"
The method control() is too complicated, and overengineered.  Replace
it with two trivial functions: get_volume() and set_volume().
2009-02-16 01:39:52 +01:00

58 lines
1.4 KiB
C

/*
* Copyright (C) 2003-2009 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <stdio.h>
#include <assert.h>
#include "mixer_api.h"
struct mixer *
mixer_new(const struct mixer_plugin *plugin, const struct config_param *param)
{
struct mixer *mixer;
assert(plugin != NULL);
mixer = plugin->init(param);
assert(mixer->plugin == plugin);
return mixer;
}
void
mixer_free(struct mixer *mixer)
{
assert(mixer != NULL);
assert(mixer->plugin != NULL);
mixer->plugin->finish(mixer);
}
bool mixer_open(struct mixer *mixer)
{
assert(mixer != NULL && mixer->plugin != NULL);
return mixer->plugin->open(mixer);
}
void mixer_close(struct mixer *mixer)
{
assert(mixer != NULL && mixer->plugin != NULL);
mixer->plugin->close(mixer);
}