Commit 39190a25 authored by Filippo Carone's avatar Filippo Carone

LibVLC basic audio control API

parent 4c1f3ee9
......@@ -321,6 +321,7 @@ SOURCES_libvlc_common = \
control/libvlc_vlm.c \
control/libvlc_input.c \
control/libvlc_video.c \
control/libvlc_audio.c \
control/mediacontrol_core.c \
control/mediacontrol_util.c \
control/mediacontrol_audio_video.c \
......
/*****************************************************************************
* libvlc_audio.c: New libvlc audio control API
*****************************************************************************
* Copyright (C) 2005 the VideoLAN team
*
* Authors: Filippo Carone <filippo@carone.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.
*****************************************************************************/
#include <libvlc_internal.h>
#include <vlc/libvlc.h>
#include <audio_output.h> /* for audio_volume_t, AOUT_VOLUME_MAX */
#include <vlc/intf.h>
/*****************************************************************************
* libvlc_audio_get_mute : Get the volume state, true if muted
*****************************************************************************/
vlc_bool_t libvlc_audio_get_mute( libvlc_instance_t *p_instance, libvlc_exception_t *p_exception )
{
/*
* If the volume level is 0, then the channel is muted
*/
audio_volume_t i_volume;
i_volume = libvlc_audio_volume_get(p_instance, p_exception);
if ( i_volume == 0 )
return VLC_TRUE;
return VLC_FALSE;
}
void libvlc_audio_set_mute( libvlc_instance_t *p_instance, vlc_bool_t status, libvlc_exception_t *p_exception )
{
if ( status )
{
aout_VolumeMute( p_instance->p_vlc, NULL);
}
else
{
/* we need to get the volume back from the last registered level */
/// \todo FIXME here
}
}
/*****************************************************************************
* libvlc_audio_volume_get : Get the current volume (range 0-200 %)
*****************************************************************************/
int libvlc_audio_volume_get( libvlc_instance_t *p_instance, libvlc_exception_t *p_exception )
{
audio_volume_t i_volume;
aout_VolumeGet( p_instance->p_vlc, &i_volume );
return i_volume*200/AOUT_VOLUME_MAX;
}
/*****************************************************************************
* libvlc_audio_volume_set : Set the current volume
*****************************************************************************/
void libvlc_audio_volume_set( libvlc_instance_t *p_instance, int i_volume, libvlc_exception_t *p_exception )
{
/** \todo raise exception when volume is not within range */
if( i_volume >= 0 && i_volume <= 200 )
{
i_volume = i_volume * AOUT_VOLUME_MAX / 200;
aout_VolumeSet( p_instance->p_vlc, i_volume );
}
else
{
libvlc_exception_raise( p_exception, "Volume out of range" );
}
}
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment