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/*
* Copyright (C) 2003-2011 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.
*/
/*
* Glue functions for controlling the audio outputs over the MPD
* protocol. These functions perform extra validation on all
* parameters, because they might be from an untrusted source.
*
*/
#include "config.h"
#include "OutputCommand.hxx"
#include "OutputAll.hxx"
#include "PlayerControl.hxx"
#include "MixerControl.hxx"
#include "Idle.hxx"
extern "C" {
#include "output_internal.h"
#include "output_plugin.h"
}
extern unsigned audio_output_state_version;
bool
audio_output_enable_index(unsigned idx)
{
struct audio_output *ao;
if (idx >= audio_output_count())
return false;
ao = audio_output_get(idx);
if (ao->enabled)
return true;
ao->enabled = true;
idle_add(IDLE_OUTPUT);
ao->player_control->UpdateAudio();
++audio_output_state_version;
return true;
}
bool
audio_output_disable_index(unsigned idx)
{
struct audio_output *ao;
struct mixer *mixer;
if (idx >= audio_output_count())
return false;
ao = audio_output_get(idx);
if (!ao->enabled)
return true;
ao->enabled = false;
idle_add(IDLE_OUTPUT);
mixer = ao->mixer;
if (mixer != NULL) {
mixer_close(mixer);
idle_add(IDLE_MIXER);
}
ao->player_control->UpdateAudio();
++audio_output_state_version;
return true;
}
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