X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fcontrol%2Faudio.c;h=e1575ce790985c45b0acc1d828482916adcbfd9d;hb=10962a57ff7652aba71f606229304558270da095;hp=60f359d3ad848abc06f082ab72ac0bc1ea3498e5;hpb=dc1ce7981b386493dbcfff474ab747c7d977b3fb;p=vlc

diff --git a/src/control/audio.c b/src/control/audio.c
index 60f359d3ad..e1575ce790 100644
--- a/src/control/audio.c
+++ b/src/control/audio.c
@@ -25,19 +25,309 @@
 #include "libvlc_internal.h"
 #include <vlc/libvlc.h>
 
+#include <vlc_input.h>
 #include <vlc_aout.h>
 
+
+/*
+ * 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 )
+{
+    if( !p_instance )
+        return NULL;
+
+    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;
+}
+
+/*****************************************
+ * Get the list of available audio outputs
+ *****************************************/
+VLC_PUBLIC_API libvlc_audio_output_t *
+        libvlc_audio_output_list_get( libvlc_instance_t *p_instance,
+                                      libvlc_exception_t *p_e )
+{
+    VLC_UNUSED( p_instance );
+    libvlc_audio_output_t *p_list = NULL,
+                          *p_actual = NULL,
+                          *p_previous = NULL;
+    module_t **module_list = module_list_get( NULL );
+
+    for (size_t i = 0; module_list[i]; i++)
+    {
+        module_t *p_module = module_list[i];
+
+        if( module_provides( p_module, "audio output" ) )
+        {
+            if( p_actual == NULL)
+            {
+                p_actual = ( libvlc_audio_output_t * )
+                    malloc( sizeof( libvlc_audio_output_t ) );
+                if( p_actual == NULL )
+                {
+                    libvlc_exception_raise( p_e, "Not enough memory" );
+                    libvlc_audio_output_list_release( p_list );
+                    module_list_free( module_list );
+                    return NULL;
+                }
+                if( p_list == NULL )
+                {
+                    p_list = p_actual;
+                    p_previous = p_actual;
+                }
+            }
+            p_actual->psz_name = strdup( module_get_object( p_module ) );
+            p_actual->psz_description = strdup( module_get_name( p_module, true )  );
+            p_actual->p_next = NULL;
+            if( p_previous != p_actual ) /* not first item */
+                p_previous->p_next = p_actual;
+            p_previous = p_actual;
+            p_actual = p_actual->p_next;
+        }
+    }
+
+    module_list_free( module_list );
+
+    return p_list;
+}
+
+/********************************************
+ * Free the list of available audio outputs
+ ***********************************************/
+VLC_PUBLIC_API void libvlc_audio_output_list_release( libvlc_audio_output_t *p_list )
+{
+    libvlc_audio_output_t *p_actual, *p_before;
+    p_actual = p_list;
+
+    while ( p_actual )
+    {
+        free( p_actual->psz_name );
+        free( p_actual->psz_description );
+        p_before = p_actual;
+        p_actual = p_before->p_next;
+        free( p_before );
+    }
+}
+
+
+/***********************
+ * Set the audio output.
+ ***********************/
+VLC_PUBLIC_API int libvlc_audio_output_set( libvlc_instance_t *p_instance,
+                                            const char *psz_name )
+{
+    if( module_exists( psz_name ) )
+    {
+        config_PutPsz( p_instance->p_libvlc_int, "aout", psz_name );
+        return true;
+    }
+    else
+        return false;
+}
+
+/****************************
+ * Get count of devices.
+ *****************************/
+int libvlc_audio_output_device_count( libvlc_instance_t *p_instance,
+                                      const char *psz_audio_output )
+{
+    char *psz_config_name = NULL;
+    if( !psz_audio_output )
+        return 0;
+    if( asprintf( &psz_config_name, "%s-audio-device", psz_audio_output ) == -1 )
+        return 0;
+
+    module_config_t *p_module_config = config_FindConfig(
+        VLC_OBJECT( p_instance->p_libvlc_int ), psz_config_name );
+
+    if( p_module_config && p_module_config->pf_update_list )
+    {
+        vlc_value_t val;
+        val.psz_string = strdup( p_module_config->value.psz );
+
+        p_module_config->pf_update_list(
+            VLC_OBJECT( p_instance->p_libvlc_int ), psz_config_name, val, val, NULL );
+        free( val.psz_string );
+        free( psz_config_name );
+
+        return p_module_config->i_list;
+    }
+    else
+        free( psz_config_name );
+
+
+    return 0;
+}
+
+/********************************
+ * Get long name of device
+ *********************************/
+char * libvlc_audio_output_device_longname( libvlc_instance_t *p_instance,
+                                            const char *psz_audio_output,
+                                            int i_device )
+{
+    char *psz_config_name = NULL;
+    if( !psz_audio_output )
+        return NULL;
+    if( asprintf( &psz_config_name, "%s-audio-device", psz_audio_output ) == -1 )
+        return NULL;
+
+    module_config_t *p_module_config = config_FindConfig(
+        VLC_OBJECT( p_instance->p_libvlc_int ), psz_config_name );
+
+    if( p_module_config )
+    {
+        // refresh if there arent devices
+        if( p_module_config->i_list < 2 && p_module_config->pf_update_list )
+        {
+            vlc_value_t val;
+            val.psz_string = strdup( p_module_config->value.psz );
+
+            p_module_config->pf_update_list(
+                VLC_OBJECT( p_instance->p_libvlc_int ), psz_config_name, val, val, NULL );
+            free( val.psz_string );
+        }
+        free( psz_config_name );
+
+        if( i_device >= 0 && i_device < p_module_config->i_list )
+        {
+            if( p_module_config->ppsz_list_text[i_device] )
+                return strdup( p_module_config->ppsz_list_text[i_device] );
+            else
+                return strdup( p_module_config->ppsz_list[i_device] );
+        }
+    }
+    else
+        free( psz_config_name );
+
+    return NULL;
+}
+
+/********************************
+ * Get id name of device
+ *********************************/
+char * libvlc_audio_output_device_id( libvlc_instance_t *p_instance,
+                                      const char *psz_audio_output,
+                                      int i_device )
+{
+    char *psz_config_name = NULL;
+    if( !psz_audio_output )
+        return NULL;
+    if( asprintf( &psz_config_name, "%s-audio-device", psz_audio_output ) == -1)
+        return NULL;
+
+    module_config_t *p_module_config = config_FindConfig(
+        VLC_OBJECT( p_instance->p_libvlc_int ), psz_config_name );
+
+    if( p_module_config )
+    {
+        // refresh if there arent devices
+        if( p_module_config->i_list < 2 && p_module_config->pf_update_list )
+        {
+            vlc_value_t val;
+            val.psz_string = strdup( p_module_config->value.psz );
+
+            p_module_config->pf_update_list(
+                VLC_OBJECT( p_instance->p_libvlc_int ), psz_config_name, val, val, NULL );
+            free( val.psz_string );
+        }
+        free( psz_config_name );
+
+        if( i_device >= 0 && i_device < p_module_config->i_list )
+            return strdup( p_module_config->ppsz_list[i_device] );
+
+    }
+    else
+        free( psz_config_name );
+
+    return NULL;
+}
+
+/*****************************
+ * Set device for using
+ *****************************/
+VLC_PUBLIC_API void libvlc_audio_output_device_set( libvlc_instance_t *p_instance,
+                                                    const char *psz_audio_output,
+                                                    const char *psz_device_id )
+{
+    char *psz_config_name = NULL;
+    if( !psz_audio_output || !psz_device_id )
+        return;
+    if( asprintf( &psz_config_name, "%s-audio-device", psz_audio_output ) == -1 )
+        return;
+    config_PutPsz( p_instance->p_libvlc_int, psz_config_name, psz_device_id );
+    free( psz_config_name );
+}
+
+/*****************************************************************************
+ * libvlc_audio_output_get_device_type : Get the current audio device type
+ *****************************************************************************/
+int libvlc_audio_output_get_device_type( libvlc_instance_t *p_instance,
+                                         libvlc_exception_t *p_e )
+{
+    aout_instance_t *p_aout = GetAOut( p_instance, p_e );
+    if( p_aout )
+    {
+        vlc_value_t val;
+
+        var_Get( p_aout, "audio-device", &val );
+        vlc_object_release( p_aout );
+        return val.i_int;
+    }
+    libvlc_exception_raise( p_e, "Unable to get audio output" );
+    return libvlc_AudioOutputDevice_Error;
+}
+
+/*****************************************************************************
+ * libvlc_audio_output_set_device_type : Set the audio device type
+ *****************************************************************************/
+void libvlc_audio_output_set_device_type( libvlc_instance_t *p_instance,
+                                          int device_type,
+                                          libvlc_exception_t *p_e )
+{
+    aout_instance_t *p_aout = GetAOut( p_instance, p_e );
+    if( p_aout )
+    {
+        vlc_value_t val;
+        int i_ret = -1;
+
+        val.i_int = (int) device_type;
+        i_ret = var_Set( p_aout, "audio-device", val );
+        if( i_ret < 0 )
+        {
+            libvlc_exception_raise( p_e, "Failed setting audio device" );
+            vlc_object_release( p_aout );
+            return;
+        }
+
+        vlc_object_release( p_aout );
+    }
+}
+
 /*****************************************************************************
  * libvlc_audio_get_mute : Get the volume state, true if muted
  *****************************************************************************/
 void libvlc_audio_toggle_mute( libvlc_instance_t *p_instance,
                                libvlc_exception_t *p_e )
 {
+    VLC_UNUSED(p_e);
+
     aout_VolumeMute( p_instance->p_libvlc_int, NULL );
 }
 
-vlc_bool_t libvlc_audio_get_mute( libvlc_instance_t *p_instance,
-                                  libvlc_exception_t *p_e )
+int libvlc_audio_get_mute( libvlc_instance_t *p_instance,
+                           libvlc_exception_t *p_e )
 {
     /*
      * If the volume level is 0, then the channel is muted
@@ -46,11 +336,11 @@ vlc_bool_t libvlc_audio_get_mute( libvlc_instance_t *p_instance,
 
     i_volume = libvlc_audio_get_volume(p_instance, p_e);
     if ( i_volume == 0 )
-        return VLC_TRUE;
-    return VLC_FALSE;
+        return true;
+    return false;
 }
 
-void libvlc_audio_set_mute( libvlc_instance_t *p_instance, vlc_bool_t mute,
+void libvlc_audio_set_mute( libvlc_instance_t *p_instance, int mute,
                             libvlc_exception_t *p_e )
 {
     if ( mute ^ libvlc_audio_get_mute( p_instance, p_e ) )
@@ -65,6 +355,8 @@ void libvlc_audio_set_mute( libvlc_instance_t *p_instance, vlc_bool_t mute,
 int libvlc_audio_get_volume( libvlc_instance_t *p_instance,
                              libvlc_exception_t *p_e )
 {
+    VLC_UNUSED(p_e);
+
     audio_volume_t i_volume;
 
     aout_VolumeGet( p_instance->p_libvlc_int, &i_volume );
@@ -91,99 +383,140 @@ void libvlc_audio_set_volume( libvlc_instance_t *p_instance, int i_volume,
     }
 }
 
+/*****************************************************************************
+ * libvlc_audio_get_track_count : Get the number of available audio tracks
+ *****************************************************************************/
+int libvlc_audio_get_track_count( libvlc_media_player_t *p_mi,
+                                  libvlc_exception_t *p_e )
+{
+    input_thread_t *p_input_thread = libvlc_get_input_thread( p_mi, p_e );
+    vlc_value_t val_list;
+
+    if( !p_input_thread )
+        return -1;
+
+    var_Change( p_input_thread, "audio-es", VLC_VAR_GETCHOICES, &val_list, NULL );
+    vlc_object_release( p_input_thread );
+    return val_list.p_list->i_count;
+}
+
+/*****************************************************************************
+ * libvlc_audio_get_track_description : Get the description of available audio tracks
+ *****************************************************************************/
+libvlc_track_description_t *
+        libvlc_audio_get_track_description( libvlc_media_player_t *p_mi,
+                                            libvlc_exception_t *p_e )
+{
+    return libvlc_get_track_description( p_mi, "audio-es", p_e);
+}
+
 /*****************************************************************************
  * 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_media_player_t *p_mi,
                             libvlc_exception_t *p_e )
 {
-    int i_track = 0;
+    input_thread_t *p_input_thread = libvlc_get_input_thread( p_mi, 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_media_player_t *p_mi, int i_track,
                              libvlc_exception_t *p_e )
 {
+    input_thread_t *p_input_thread = libvlc_get_input_thread( p_mi, p_e );
+    vlc_value_t val_list;
+    vlc_value_t newval;
     int i_ret = -1;
 
-    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 );
+    if( (i_track < 0) && (i_track > val_list.p_list->i_count) )
     {
         libvlc_exception_raise( p_e, "Audio track out of range" );
+        vlc_object_release( p_input_thread );
+        return;
     }
+
+    newval = val_list.p_list->p_values[i_track];
+    i_ret = var_Set( p_input_thread, "audio-es", newval );
+    if( i_ret < 0 )
+    {
+        libvlc_exception_raise( p_e, "Setting audio track failed" );
+    }
+    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,
-                                libvlc_exception_t *p_e )
+int libvlc_audio_get_channel( libvlc_instance_t *p_instance,
+                              libvlc_exception_t *p_e )
 {
-    char *psz_channel = NULL;
-    int i_channel = 0;
-
-    i_channel = var_GetInteger( p_instance->p_libvlc_int, "audio-channel" );
-    switch( i_channel )
+    aout_instance_t *p_aout = GetAOut( p_instance, p_e );
+    if( p_aout )
     {
-        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;
+        vlc_value_t val;
+
+        var_Get( p_aout, "audio-channels", &val );
+        vlc_object_release( p_aout );
+        return val.i_int;
     }
-    return psz_channel;
+    libvlc_exception_raise( p_e, "Unable to get audio output" );
+    return libvlc_AudioChannel_Error;
 }
 
 /*****************************************************************************
  * 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 channel,
                                libvlc_exception_t *p_e )
 {
-    int i_ret = -1;
-    int i_channel = 0;
-
-    if( !psz_channel )
+    aout_instance_t *p_aout = GetAOut( p_instance, p_e );
+    if( p_aout )
     {
-        libvlc_exception_raise( p_e, "Audio track out of range" );
-    }
-    else
-    {
-        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 );
+        vlc_value_t val;
+        int i_ret = -1;
+
+        val.i_int = channel;
+        i_ret = var_Set( p_aout, "audio-channels", val );
         if( i_ret < 0 )
-        {
-            libvlc_exception_raise( p_e, "Audio track out of range" );
-        }
+            libvlc_exception_raise( p_e, "Failed setting audio channel" );
+
+        vlc_object_release( p_aout );
     }
+
 }