#include "libvlc_internal.h"
#include <vlc/libvlc.h>
+#include <vlc_input.h>
#include <vlc_aout.h>
+/*
+ * Remember to release the returned input_thread_t since it is locked at
+ * the end of this function.
+ */
+static input_thread_t *GetInput( libvlc_input_t *p_input,
+ libvlc_exception_t *p_exception )
+{
+ input_thread_t *p_input_thread = NULL;
+
+ if( !p_input )
+ {
+ libvlc_exception_raise( p_exception, "Input is NULL" );
+ return NULL;
+ }
+
+ p_input_thread = (input_thread_t*)vlc_object_get(
+ p_input->p_instance->p_libvlc_int,
+ p_input->i_input_id );
+ if( !p_input_thread )
+ {
+ libvlc_exception_raise( p_exception, "Input does not exist" );
+ return NULL;
+ }
+
+ return p_input_thread;
+}
+
+/*
+ * Remember to release the returned aout_instance_t since it is locked at
+ * the end of this function.
+ */
+static aout_instance_t *GetAOut( libvlc_instance_t *p_instance,
+ libvlc_exception_t *p_exception )
+{
+ aout_instance_t * p_aout = NULL;
+
+ p_aout = vlc_object_find( p_instance->p_libvlc_int, VLC_OBJECT_AOUT, FIND_CHILD );
+ if( !p_aout )
+ {
+ libvlc_exception_raise( p_exception, "No active audio output" );
+ return NULL;
+ }
+
+ return p_aout;
+}
+
+
/*****************************************************************************
* libvlc_audio_get_mute : Get the volume state, true if muted
*****************************************************************************/
/*****************************************************************************
* libvlc_audio_get_track : Get the current audio track
*****************************************************************************/
-int libvlc_audio_get_track( libvlc_instance_t *p_instance,
+int libvlc_audio_get_track( libvlc_input_t *p_input,
libvlc_exception_t *p_e )
{
- int i_track = 0;
+ input_thread_t *p_input_thread = GetInput( p_input, p_e );
+ vlc_value_t val_list;
+ vlc_value_t val;
+ int i_track = -1;
+ int i_ret = -1;
+ int i;
- i_track = var_GetInteger( p_instance->p_libvlc_int, "audio-track" );
+ if( !p_input_thread )
+ return -1;
+
+ i_ret = var_Get( p_input_thread, "audio-es", &val );
+ if( i_ret < 0 )
+ {
+ libvlc_exception_raise( p_e, "Getting Audio track information failed" );
+ vlc_object_release( p_input_thread );
+ return i_ret;
+ }
+ var_Change( p_input_thread, "audio-es", VLC_VAR_GETCHOICES, &val_list, NULL );
+ for( i = 0; i < val_list.p_list->i_count; i++ )
+ {
+ vlc_value_t track_val = val_list.p_list->p_values[i];
+ if( track_val.i_int == val.i_int )
+ {
+ i_track = i;
+ break;
+ }
+ }
+ vlc_object_release( p_input_thread );
return i_track;
}
/*****************************************************************************
* libvlc_audio_set_track : Set the current audio track
*****************************************************************************/
-void libvlc_audio_set_track( libvlc_instance_t *p_instance, int i_track,
+void libvlc_audio_set_track( libvlc_input_t *p_input, int i_track,
libvlc_exception_t *p_e )
{
+ input_thread_t *p_input_thread = GetInput( p_input, p_e );
+ vlc_value_t val_list;
int i_ret = -1;
+ int i;
- i_ret = var_SetInteger( p_instance->p_libvlc_int, "audio-track", i_track );
+ if( !p_input_thread )
+ return;
- if( i_ret < 0 )
+ var_Change( p_input_thread, "audio-es", VLC_VAR_GETCHOICES, &val_list, NULL );
+ for( i = 0; i < val_list.p_list->i_count; i++ )
{
- libvlc_exception_raise( p_e, "Setting audio track failed" );
+ vlc_value_t val = val_list.p_list->p_values[i];
+ if( i_track == i )
+ {
+ i_ret = var_Set( p_input_thread, "audio-es", val );
+ if( i_ret < 0 )
+ {
+ libvlc_exception_raise( p_e, "Setting audio track failed" );
+ }
+ vlc_object_release( p_input_thread );
+ return;
+ }
}
+ libvlc_exception_raise( p_e, "Audio track out of range" );
+ vlc_object_release( p_input_thread );
}
/*****************************************************************************
* libvlc_audio_get_channel : Get the current audio channel
*****************************************************************************/
-char *libvlc_audio_get_channel( libvlc_instance_t *p_instance,
+int libvlc_audio_get_channel( libvlc_instance_t *p_instance,
libvlc_exception_t *p_e )
{
- char *psz_channel = NULL;
- int i_channel = 0;
+ aout_instance_t *p_aout = GetAOut( p_instance, p_e );
+ vlc_value_t val;
- i_channel = var_GetInteger( p_instance->p_libvlc_int, "audio-channel" );
- switch( i_channel )
- {
- case AOUT_VAR_CHAN_RSTEREO:
- psz_channel = strdup("reverse");
- break;
- case AOUT_VAR_CHAN_STEREO:
- psz_channel = strdup("stereo");
- break;
- case AOUT_VAR_CHAN_LEFT:
- psz_channel = strdup("left");
- break;
- case AOUT_VAR_CHAN_RIGHT:
- psz_channel = strdup("right");
- break;
- case AOUT_VAR_CHAN_DOLBYS:
- psz_channel = strdup("dolby");
- break;
- default:
- psz_channel = strdup("disabled");
- break;
- }
- return psz_channel;
+ var_Get( p_aout, "audio-channels", &val );
+ vlc_object_release( p_aout );
+ return val.i_int;
}
/*****************************************************************************
* libvlc_audio_set_channel : Set the current audio channel
*****************************************************************************/
-void libvlc_audio_set_channel( libvlc_instance_t *p_instance, char *psz_channel,
+void libvlc_audio_set_channel( libvlc_instance_t *p_instance, int i_channel,
libvlc_exception_t *p_e )
{
+ aout_instance_t *p_aout = GetAOut( p_instance, p_e );
+ vlc_value_t val;
int i_ret = -1;
- int i_channel = 0;
- if( !psz_channel )
- {
- libvlc_exception_raise( p_e, "Audio track out of range" );
- }
- else
+ val.i_int = i_channel;
+ switch( i_channel )
{
- if( strncmp( psz_channel, "reverse", 7 ) == 0 )
- i_channel = AOUT_VAR_CHAN_RSTEREO;
- else if( strncmp( psz_channel, "stereo", 6 ) == 0 )
- i_channel = AOUT_VAR_CHAN_STEREO;
- else if( strncmp( psz_channel, "left", 4 ) == 0 )
- i_channel = AOUT_VAR_CHAN_LEFT;
- else if( strncmp( psz_channel, "right", 5 ) == 0 )
- i_channel = AOUT_VAR_CHAN_RIGHT;
- else if( strncmp( psz_channel, "dolby", 5 ) == 0 )
- i_channel = AOUT_VAR_CHAN_DOLBYS;
-
- i_ret = var_SetInteger( p_instance->p_libvlc_int, "audio-channel", i_channel );
- if( i_ret < 0 )
- {
- libvlc_exception_raise( p_e, "Audio track out of range" );
- }
+ case AOUT_VAR_CHAN_RSTEREO:
+ case AOUT_VAR_CHAN_STEREO:
+ case AOUT_VAR_CHAN_LEFT:
+ case AOUT_VAR_CHAN_RIGHT:
+ case AOUT_VAR_CHAN_DOLBYS:
+ i_ret = var_Set( p_aout, "audio-channels", val );
+ if( i_ret < 0 )
+ {
+ libvlc_exception_raise( p_e, "Failed setting audio channel" );
+ vlc_object_release( p_aout );
+ return;
+ }
+ vlc_object_release( p_aout );
+ return; /* Found */
+ default:
+ libvlc_exception_raise( p_e, "Audio channel out of range" );
+ break;
}
+ vlc_object_release( p_aout );
}