]> git.sesse.net Git - vlc/blobdiff - src/control/vlm.c
libvlc : handle VLM input events
[vlc] / src / control / vlm.c
index fc864235decb88171b66b98761e349eaaa397cd1..e8312d9e7515516026e264b88bd81fafae072f0e 100644 (file)
@@ -22,6 +22,7 @@
  *****************************************************************************/
 
 #include <vlc/libvlc.h>
+#include <vlc/libvlc_vlm.h>
 #include <vlc_es.h>
 #include <vlc_input.h>
 #include <vlc_vlm.h>
@@ -73,10 +74,9 @@ char* libvlc_vlm_show_media( libvlc_instance_t *p_instance, char *psz_name,
     char *psz_response;
 
     CHECK_VLM;
-#ifdef ENABLE_VLM
     asprintf( &psz_message, "show %s", psz_name );
     asprintf( &psz_response, "", psz_name );
-    vlm_ExecuteCommand( p_instance->p_vlm, psz_message, &answer );
+    vlm_ExecuteCommand( p_instance->libvlc_vlm.p_vlm, psz_message, &answer );
     if( answer->psz_value )
     {
         libvlc_exception_raise( p_exception, "Unable to call show %s: %s",
@@ -91,36 +91,217 @@ char* libvlc_vlm_show_media( libvlc_instance_t *p_instance, char *psz_name,
     }
     free( psz_message );
     return(psz_response );
-#endif
+}
+#else
+
+char* libvlc_vlm_show_media( libvlc_instance_t *p_instance,
+                             const char *psz_name,
+                             libvlc_exception_t *p_exception )
+{
+    (void)p_instance;
+    /* FIXME is it needed ? */
+    libvlc_exception_raise( p_exception, "Unable to call show %s", psz_name );
     return NULL;
 }
-#endif
+
+#endif /* 0 */
+/* VLM events callback. Transmit to libvlc */
+static int VlmEvent( vlc_object_t *p_this, const char * name,
+                     vlc_value_t old_val, vlc_value_t newval, void *param )
+{
+    vlm_event_t *event = (vlm_event_t*)newval.p_address;
+    libvlc_event_manager_t *p_event_manager = (libvlc_event_manager_t *) param;
+    libvlc_event_t libvlc_event;
+
+    VLC_UNUSED( p_this );
+    VLC_UNUSED( name );
+    VLC_UNUSED( old_val );
+
+    libvlc_event.u.vlm_media_event.psz_instance_name = NULL;
+    libvlc_event.u.vlm_media_event.psz_media_name = event->psz_name;
+
+    switch( event->i_type )
+    {
+    case VLM_EVENT_MEDIA_ADDED:
+        libvlc_event.type = libvlc_VlmMediaAdded;
+        break;
+    case VLM_EVENT_MEDIA_REMOVED:
+        libvlc_event.type = libvlc_VlmMediaRemoved;
+        break;
+    case VLM_EVENT_MEDIA_CHANGED:
+        libvlc_event.type = libvlc_VlmMediaChanged;
+        break;
+    case VLM_EVENT_MEDIA_INSTANCE_STARTED:
+        libvlc_event.type = libvlc_VlmMediaInstanceStarted;
+        break;
+    case VLM_EVENT_MEDIA_INSTANCE_STOPPED:
+        libvlc_event.type = libvlc_VlmMediaInstanceStopped;
+        break;
+    case VLM_EVENT_MEDIA_INSTANCE_STATE:
+        libvlc_event.u.vlm_media_event.psz_instance_name =
+            event->psz_instance_name;
+        switch( event->input_state )
+        {
+        case INIT_S:
+            libvlc_event.type = libvlc_VlmMediaInstanceStatusInit;
+            break;
+        case OPENING_S:
+            libvlc_event.type =
+                libvlc_VlmMediaInstanceStatusOpening;
+            break;
+        case PLAYING_S:
+            libvlc_event.type =
+                libvlc_VlmMediaInstanceStatusPlaying;
+            break;
+        case PAUSE_S:
+            libvlc_event.type = libvlc_VlmMediaInstanceStatusPause;
+            break;
+        case END_S:
+            libvlc_event.type = libvlc_VlmMediaInstanceStatusEnd;
+            break;
+        case ERROR_S:
+            libvlc_event.type = libvlc_VlmMediaInstanceStatusError;
+            break;
+        default:
+            return 0;
+        }
+        break;
+    default:
+        return 0;
+    }
+    libvlc_event_send( p_event_manager, &libvlc_event );
+    return 0;
+}
+
+static void libvlc_vlm_release_internal( libvlc_instance_t *p_instance )
+{
+    vlm_t *p_vlm = p_instance->libvlc_vlm.p_vlm;
+    if( !p_instance->libvlc_vlm.p_vlm )
+        return;
+    /* We need to remove medias in order to receive events */
+    vlm_Control( p_vlm, VLM_CLEAR_MEDIAS );
+    vlm_Control( p_vlm, VLM_CLEAR_SCHEDULES );
+
+    var_DelCallback( (vlc_object_t *)p_vlm, "intf-event", VlmEvent,
+                     p_instance->libvlc_vlm.p_event_manager );
+    p_instance->libvlc_vlm.pf_release = NULL;
+    libvlc_event_manager_release( p_instance->libvlc_vlm.p_event_manager );
+    p_instance->libvlc_vlm.p_event_manager = NULL;
+    vlm_Delete( p_vlm );
+    p_instance->libvlc_vlm.p_vlm = NULL;
+}
 
 static int libvlc_vlm_init( libvlc_instance_t *p_instance,
                             libvlc_exception_t *p_exception )
 {
-#ifdef ENABLE_VLM
-    if( !p_instance->p_vlm )
-        p_instance->p_vlm = vlm_New( p_instance->p_libvlc_int );
-#endif
+    if( !p_instance->libvlc_vlm.p_event_manager )
+    {
+        p_instance->libvlc_vlm.p_event_manager =
+            libvlc_event_manager_new( p_instance->libvlc_vlm.p_vlm,
+                                      p_instance, p_exception );
+        libvlc_event_manager_register_event_type(
+            p_instance->libvlc_vlm.p_event_manager,
+            libvlc_VlmMediaAdded, NULL );
+        libvlc_event_manager_register_event_type(
+            p_instance->libvlc_vlm.p_event_manager,
+            libvlc_VlmMediaRemoved, NULL );
+        libvlc_event_manager_register_event_type(
+            p_instance->libvlc_vlm.p_event_manager,
+            libvlc_VlmMediaChanged, NULL );
+        libvlc_event_manager_register_event_type(
+            p_instance->libvlc_vlm.p_event_manager,
+            libvlc_VlmMediaInstanceStarted, NULL );
+        libvlc_event_manager_register_event_type(
+            p_instance->libvlc_vlm.p_event_manager,
+            libvlc_VlmMediaInstanceStopped, NULL );
+        libvlc_event_manager_register_event_type(
+            p_instance->libvlc_vlm.p_event_manager,
+            libvlc_VlmMediaInstanceStatusInit, NULL );
+        libvlc_event_manager_register_event_type(
+            p_instance->libvlc_vlm.p_event_manager,
+            libvlc_VlmMediaInstanceStatusOpening, NULL );
+        libvlc_event_manager_register_event_type(
+            p_instance->libvlc_vlm.p_event_manager,
+            libvlc_VlmMediaInstanceStatusPlaying, NULL );
+        libvlc_event_manager_register_event_type(
+            p_instance->libvlc_vlm.p_event_manager,
+            libvlc_VlmMediaInstanceStatusPause, NULL );
+        libvlc_event_manager_register_event_type(
+            p_instance->libvlc_vlm.p_event_manager,
+            libvlc_VlmMediaInstanceStatusEnd, NULL );
+        libvlc_event_manager_register_event_type(
+            p_instance->libvlc_vlm.p_event_manager,
+            libvlc_VlmMediaInstanceStatusError, NULL );
+    }
 
-    if( !p_instance->p_vlm )
+    if( !p_instance->libvlc_vlm.p_vlm )
     {
-        libvlc_exception_raise( p_exception,
-                                "Unable to create VLM. It might be disabled." );
-        return VLC_EGENERIC;
+        p_instance->libvlc_vlm.p_vlm = vlm_New( p_instance->p_libvlc_int );
+        if( !p_instance->libvlc_vlm.p_vlm )
+        {
+            libvlc_exception_raise( p_exception,
+                                    "Unable to create VLM." );
+            return VLC_EGENERIC;
+        }
+        var_AddCallback( (vlc_object_t *)p_instance->libvlc_vlm.p_vlm,
+                         "intf-event", VlmEvent,
+                         p_instance->libvlc_vlm.p_event_manager );
+        p_instance->libvlc_vlm.pf_release = libvlc_vlm_release_internal;
     }
+
     return VLC_SUCCESS;
 }
+
+void libvlc_vlm_release( libvlc_instance_t *p_instance,
+                         libvlc_exception_t *p_exception)
+{
+    libvlc_vlm_release_internal( p_instance );
+}
+
 #define VLM_RET(p,ret) do {                                     \
     if( libvlc_vlm_init( p_instance, p_exception ) ) return ret;\
-    (p) = p_instance->p_vlm;                                    \
+    (p) = p_instance->libvlc_vlm.p_vlm;                                    \
   } while(0)
 #define VLM(p) VLM_RET(p,)
 
-void libvlc_vlm_add_broadcast( libvlc_instance_t *p_instance, char *psz_name,
-                               char *psz_input, char *psz_output,
-                               int i_options, char **ppsz_options,
+static vlm_media_instance_t *
+libvlc_vlm_get_media_instance( libvlc_instance_t *p_instance,
+                               const char *psz_name, int i_minstance_idx,
+                               libvlc_exception_t *p_exception )
+{
+    vlm_t *p_vlm;
+    vlm_media_instance_t **pp_minstance;
+    vlm_media_instance_t *p_minstance;
+    int i_minstance;
+    int64_t id;
+
+    VLM_RET(p_vlm, NULL);
+
+    if( vlm_Control( p_vlm, VLM_GET_MEDIA_ID, psz_name, &id ) ||
+        vlm_Control( p_vlm, VLM_GET_MEDIA_INSTANCES, id, &pp_minstance,
+                     &i_minstance ) )
+    {
+        libvlc_exception_raise( p_exception, "Unable to get %s instances",
+                                psz_name );
+        return NULL;
+    }
+    p_minstance = NULL;
+    if( i_minstance_idx >= 0 && i_minstance_idx < i_minstance )
+    {
+        p_minstance = pp_minstance[i_minstance_idx];
+        TAB_REMOVE( i_minstance, pp_minstance, p_minstance );
+    }
+    while( i_minstance > 0 )
+        vlm_media_instance_Delete( pp_minstance[--i_minstance] );
+    TAB_CLEAN( i_minstance, pp_minstance );
+    return p_minstance;
+}
+
+void libvlc_vlm_add_broadcast( libvlc_instance_t *p_instance,
+                               const char *psz_name,
+                               const char *psz_input,
+                               const char *psz_output, int i_options,
+                               const char * const *ppsz_options,
                                int b_enabled, int b_loop,
                                libvlc_exception_t *p_exception )
 {
@@ -133,7 +314,7 @@ void libvlc_vlm_add_broadcast( libvlc_instance_t *p_instance, char *psz_name,
     vlm_media_Init( &m );
     m.psz_name = strdup( psz_name );
     m.b_enabled = b_enabled;
-    m.b_vod = VLC_FALSE;
+    m.b_vod = false;
     m.broadcast.b_loop = b_loop;
     if( psz_input )
         TAB_APPEND( m.i_input, m.ppsz_input, strdup(psz_input) );
@@ -142,15 +323,42 @@ void libvlc_vlm_add_broadcast( libvlc_instance_t *p_instance, char *psz_name,
     for( n = 0; n < i_options; n++ )
         TAB_APPEND( m.i_option, m.ppsz_option, strdup(ppsz_options[n]) );
 
-    if( vlm_Control( p_vlm, VLM_ADD_MEDIA, &m, NULL ) )
-    {
-        vlm_media_Clean( &m );
-        libvlc_exception_raise( p_exception, "Media %s creation failed", psz_name );
-    }
+    n = vlm_Control( p_vlm, VLM_ADD_MEDIA, &m, NULL );
+    vlm_media_Clean( &m );
+    if( n )
+        libvlc_exception_raise( p_exception, "Media %s creation failed",
+                                psz_name );
+}
+
+void libvlc_vlm_add_vod( libvlc_instance_t *p_instance, const char *psz_name,
+                         const char *psz_input, int i_options,
+                         const char * const *ppsz_options, int b_enabled,
+                         const char *psz_mux, libvlc_exception_t *p_exception )
+{
+    vlm_t *p_vlm;
+    vlm_media_t m;
+    int n;
+
+    VLM(p_vlm);
+
+    vlm_media_Init( &m );
+    m.psz_name = strdup( psz_name );
+    m.b_enabled = b_enabled;
+    m.b_vod = true;
+    m.vod.psz_mux = psz_mux ? strdup( psz_mux ) : NULL;
+    if( psz_input )
+        TAB_APPEND( m.i_input, m.ppsz_input, strdup(psz_input) );
+    for( n = 0; n < i_options; n++ )
+        TAB_APPEND( m.i_option, m.ppsz_option, strdup(ppsz_options[n]) );
+
+    n = vlm_Control( p_vlm, VLM_ADD_MEDIA, &m, NULL );
     vlm_media_Clean( &m );
+    if( n )
+        libvlc_exception_raise( p_exception, "Media %s creation failed",
+                                psz_name );
 }
 
-void libvlc_vlm_del_media( libvlc_instance_t *p_instance, char *psz_name,
+void libvlc_vlm_del_media( libvlc_instance_t *p_instance, const char *psz_name,
                            libvlc_exception_t *p_exception )
 {
     vlm_t *p_vlm;
@@ -189,15 +397,16 @@ void libvlc_vlm_del_media( libvlc_instance_t *p_instance, char *psz_name,
     libvlc_exception_raise( p_exception, psz_error, psz_name );\
   } while(0)
 
-void libvlc_vlm_set_enabled( libvlc_instance_t *p_instance, char *psz_name,
-                             int b_enabled, libvlc_exception_t *p_exception )
+void libvlc_vlm_set_enabled( libvlc_instance_t *p_instance,
+                             const char *psz_name, int b_enabled,
+                             libvlc_exception_t *p_exception )
 {
 #define VLM_CHANGE_CODE { p_media->b_enabled = b_enabled; }
     VLM_CHANGE( "Unable to delete %s", VLM_CHANGE_CODE );
 #undef VLM_CHANGE_CODE
 }
 
-void libvlc_vlm_set_loop( libvlc_instance_t *p_instance, char *psz_name,
+void libvlc_vlm_set_loop( libvlc_instance_t *p_instance, const char *psz_name,
                           int b_loop, libvlc_exception_t *p_exception )
 {
 #define VLM_CHANGE_CODE { p_media->broadcast.b_loop = b_loop; }
@@ -205,37 +414,55 @@ void libvlc_vlm_set_loop( libvlc_instance_t *p_instance, char *psz_name,
 #undef VLM_CHANGE_CODE
 }
 
-void libvlc_vlm_set_output( libvlc_instance_t *p_instance, char *psz_name,
-                            char *psz_output,  libvlc_exception_t *p_exception )
+void libvlc_vlm_set_mux( libvlc_instance_t *p_instance, const char *psz_name,
+                         const char *psz_mux, libvlc_exception_t *p_exception )
+{
+#define VLM_CHANGE_CODE { if( p_media->b_vod ) { \
+                            free( p_media->vod.psz_mux ); \
+                            p_media->vod.psz_mux = psz_mux \
+                                 ? strdup( psz_mux ) : NULL; \
+                          } }
+    VLM_CHANGE( "Unable to change %s mux property", VLM_CHANGE_CODE );
+#undef VLM_CHANGE_CODE
+}
+
+void libvlc_vlm_set_output( libvlc_instance_t *p_instance,
+                            const char *psz_name, const char *psz_output,
+                            libvlc_exception_t *p_exception )
 {
-#define VLM_CHANGE_CODE { if( p_media->psz_output ) free( p_media->psz_output ); \
+#define VLM_CHANGE_CODE { free( p_media->psz_output ); \
                           p_media->psz_output = strdup( psz_output ); }
     VLM_CHANGE( "Unable to change %s output property", VLM_CHANGE_CODE );
 #undef VLM_CHANGE_CODE
 }
 
-void libvlc_vlm_set_input( libvlc_instance_t *p_instance, char *psz_name,
-                           char *psz_input,  libvlc_exception_t *p_exception )
+void libvlc_vlm_set_input( libvlc_instance_t *p_instance,
+                           const char *psz_name, const char *psz_input,
+                           libvlc_exception_t *p_exception )
 {
 #define VLM_CHANGE_CODE { while( p_media->i_input > 0 ) \
                             free( p_media->ppsz_input[--p_media->i_input] );\
-                          TAB_APPEND( p_media->i_input, p_media->ppsz_input, strdup(psz_input) ); }
+                          TAB_APPEND( p_media->i_input, p_media->ppsz_input, \
+                                      strdup(psz_input) ); }
     VLM_CHANGE( "Unable to change %s input property", VLM_CHANGE_CODE );
 #undef VLM_CHANGE_CODE
 }
 
-void libvlc_vlm_add_input( libvlc_instance_t *p_instance, char *psz_name,
-                           char *psz_input,  libvlc_exception_t *p_exception )
+void libvlc_vlm_add_input( libvlc_instance_t *p_instance,
+                           const char *psz_name, const char *psz_input,
+                           libvlc_exception_t *p_exception )
 {
-#define VLM_CHANGE_CODE { TAB_APPEND( p_media->i_input, p_media->ppsz_input, strdup(psz_input) ); }
+#define VLM_CHANGE_CODE { TAB_APPEND( p_media->i_input, p_media->ppsz_input, \
+                          strdup(psz_input) ); }
     VLM_CHANGE( "Unable to change %s input property", VLM_CHANGE_CODE );
 #undef VLM_CHANGE_CODE
 }
 
-void libvlc_vlm_change_media( libvlc_instance_t *p_instance, char *psz_name,
-                              char *psz_input, char *psz_output, int i_options,
-                              char **ppsz_options, int b_enabled, int b_loop,
-                              libvlc_exception_t *p_exception )
+void libvlc_vlm_change_media( libvlc_instance_t *p_instance,
+                              const char *psz_name, const char *psz_input,
+                              const char *psz_output, int i_options,
+                              const char * const *ppsz_options, int b_enabled,
+                              int b_loop, libvlc_exception_t *p_exception )
 {
 #define VLM_CHANGE_CODE { int n;        \
     p_media->b_enabled = b_enabled;     \
@@ -244,19 +471,20 @@ void libvlc_vlm_change_media( libvlc_instance_t *p_instance, char *psz_name,
         free( p_media->ppsz_input[--p_media->i_input] );    \
     if( psz_input )                     \
         TAB_APPEND( p_media->i_input, p_media->ppsz_input, strdup(psz_input) ); \
-    if( p_media->psz_output )           \
-        free( p_media->psz_output );    \
+    free( p_media->psz_output );        \
     p_media->psz_output = psz_output ? strdup( psz_output ) : NULL; \
     while( p_media->i_option > 0 )     \
         free( p_media->ppsz_option[--p_media->i_option] );        \
     for( n = 0; n < i_options; n++ )    \
-        TAB_APPEND( p_media->i_option, p_media->ppsz_option, strdup(ppsz_options[n]) );   \
+        TAB_APPEND( p_media->i_option, p_media->ppsz_option, \
+                    strdup(ppsz_options[n]) );   \
   }
     VLM_CHANGE( "Unable to change %s properties", VLM_CHANGE_CODE );
 #undef VLM_CHANGE_CODE
 }
 
-void libvlc_vlm_play_media( libvlc_instance_t *p_instance, char *psz_name,
+void libvlc_vlm_play_media( libvlc_instance_t *p_instance,
+                            const char *psz_name,
                             libvlc_exception_t *p_exception )
 {
     vlm_t *p_vlm;
@@ -271,7 +499,8 @@ void libvlc_vlm_play_media( libvlc_instance_t *p_instance, char *psz_name,
     }
 }
 
-void libvlc_vlm_stop_media( libvlc_instance_t *p_instance, char *psz_name,
+void libvlc_vlm_stop_media( libvlc_instance_t *p_instance,
+                            const char *psz_name,
                             libvlc_exception_t *p_exception )
 {
     vlm_t *p_vlm;
@@ -286,8 +515,9 @@ void libvlc_vlm_stop_media( libvlc_instance_t *p_instance, char *psz_name,
     }
 }
 
-void libvlc_vlm_pause_media( libvlc_instance_t *p_instance, char *psz_name,
-                            libvlc_exception_t *p_exception )
+void libvlc_vlm_pause_media( libvlc_instance_t *p_instance,
+                             const char *psz_name,
+                             libvlc_exception_t *p_exception )
 {
     vlm_t *p_vlm;
     int64_t id;
@@ -301,8 +531,9 @@ void libvlc_vlm_pause_media( libvlc_instance_t *p_instance, char *psz_name,
     }
 }
 
-void libvlc_vlm_seek_media( libvlc_instance_t *p_instance, char *psz_name,
-                            float f_percentage, libvlc_exception_t *p_exception )
+void libvlc_vlm_seek_media( libvlc_instance_t *p_instance,
+                            const char *psz_name, float f_percentage,
+                            libvlc_exception_t *p_exception )
 {
     vlm_t *p_vlm;
     int64_t id;
@@ -310,73 +541,127 @@ void libvlc_vlm_seek_media( libvlc_instance_t *p_instance, char *psz_name,
     VLM(p_vlm);
 
     if( vlm_Control( p_vlm, VLM_GET_MEDIA_ID, psz_name, &id ) ||
-        vlm_Control( p_vlm, VLM_SET_MEDIA_INSTANCE_POSITION, id, NULL, f_percentage ) )
+        vlm_Control( p_vlm, VLM_SET_MEDIA_INSTANCE_POSITION, id, NULL,
+                     f_percentage ) )
+        libvlc_exception_raise( p_exception, "Unable to seek %s to %f",
+                                psz_name, f_percentage );
+}
+
+float libvlc_vlm_get_media_instance_position( libvlc_instance_t *p_instance,
+                                              const char *psz_name,
+                                              int i_instance,
+                                              libvlc_exception_t *p_exception )
+{
+    vlm_media_instance_t *p_mi;
+    float result = -1.;
+
+    p_mi = libvlc_vlm_get_media_instance( p_instance, psz_name,
+                                          i_instance, p_exception );
+    if( p_mi )
     {
-        libvlc_exception_raise( p_exception, "Unable to seek %s to %f", psz_name, f_percentage );
+        result = p_mi->d_position;
+        vlm_media_instance_Delete( p_mi );
     }
+    return result;
 }
 
-static vlm_media_instance_t *libvlc_vlm_get_media_instance( libvlc_instance_t *p_instance,
-                                                            char *psz_name, int i_minstance_idx,
-                                                            libvlc_exception_t *p_exception )
+int libvlc_vlm_get_media_instance_time( libvlc_instance_t *p_instance,
+                                        const char *psz_name, int i_instance,
+                                        libvlc_exception_t *p_exception )
 {
-    vlm_t *p_vlm;
-    vlm_media_instance_t **pp_minstance;
-    vlm_media_instance_t *p_minstance;
-    int i_minstance;
-    int64_t id;
+    vlm_media_instance_t *p_mi;
+    int result = -1;
 
-    VLM_RET(p_vlm, NULL);
+    p_mi = libvlc_vlm_get_media_instance( p_instance, psz_name,
+                                        i_instance, p_exception );
+    if( p_mi )
+    {
+        result = p_mi->i_time;
+        vlm_media_instance_Delete( p_mi );
+    }
+    return result;
+}
 
-    if( vlm_Control( p_vlm, VLM_GET_MEDIA_ID, psz_name, &id ) ||
-        vlm_Control( p_vlm, VLM_GET_MEDIA_INSTANCES, id, &pp_minstance, &i_minstance ) )
+int libvlc_vlm_get_media_instance_length( libvlc_instance_t *p_instance,
+                                          const char *psz_name,
+                                          int i_instance,
+                                          libvlc_exception_t *p_exception )
+{
+    vlm_media_instance_t *p_mi;
+    int result = -1;
+
+    p_mi = libvlc_vlm_get_media_instance( p_instance, psz_name,
+                                          i_instance, p_exception );
+    if( p_mi )
     {
-        libvlc_exception_raise( p_exception, "Unable to get %s instances", psz_name );
-        return NULL;
+        result = p_mi->i_length;
+        vlm_media_instance_Delete( p_mi );
     }
-    p_minstance = NULL;
-    if( i_minstance_idx >= 0 && i_minstance_idx < i_minstance )
+    return result;
+}
+
+int libvlc_vlm_get_media_instance_rate( libvlc_instance_t *p_instance,
+                                        const char *psz_name, int i_instance,
+                                        libvlc_exception_t *p_exception )
+{
+    vlm_media_instance_t *p_mi;
+    int result = -1;
+
+    p_mi = libvlc_vlm_get_media_instance( p_instance, psz_name,
+                                          i_instance, p_exception );
+    if( p_mi )
     {
-        p_minstance = pp_minstance[i_minstance_idx];
-        TAB_REMOVE( i_minstance, pp_minstance, p_minstance );
+        result = p_mi->i_rate;
+        vlm_media_instance_Delete( p_mi );
     }
-    while( i_minstance > 0 )
-        vlm_media_instance_Delete( pp_minstance[--i_minstance] );
-    TAB_CLEAN( i_minstance, pp_minstance );
-    return p_minstance;
+    return result;
 }
 
-#define LIBVLC_VLM_GET_MEDIA_ATTRIBUTE( attr, returnType, getType, ret, code )\
-returnType libvlc_vlm_get_media_## attr( libvlc_instance_t *p_instance, \
-                        char *psz_name, int i_instance, libvlc_exception_t *p_exception ) \
-{ \
-    vlm_media_instance_t *p_mi = libvlc_vlm_get_media_instance( p_instance, psz_name, i_instance, \
-                                                                p_exception );  \
-    if( p_mi ) {                            \
-        returnType ret_value;               \
-        code;                               \
-        vlm_media_instance_Delete( p_mi );  \
-        return ret_value;                   \
-    }                                       \
-    libvlc_exception_raise( p_exception, "Unable to get %s "#attr "attribute" ); \
-    return ret; \
+int libvlc_vlm_get_media_instance_title( libvlc_instance_t *p_instance,
+                                         const char *psz_name, int i_instance,
+                                         libvlc_exception_t *p_exception )
+{
+    vlm_media_instance_t *p_mi;
+
+    p_mi = libvlc_vlm_get_media_instance( p_instance, psz_name,
+                                          i_instance, p_exception );
+    if( p_mi )
+        vlm_media_instance_Delete( p_mi );
+    return p_mi ? 0 : -1;
 }
 
-LIBVLC_VLM_GET_MEDIA_ATTRIBUTE( position, float, Float, -1, ret_value = p_mi->d_position; );
-LIBVLC_VLM_GET_MEDIA_ATTRIBUTE( time,     int, Integer, -1, ret_value = p_mi->i_time );
-LIBVLC_VLM_GET_MEDIA_ATTRIBUTE( length,   int, Integer, -1, ret_value = p_mi->i_length );
-LIBVLC_VLM_GET_MEDIA_ATTRIBUTE( rate,     int, Integer, -1, ret_value = p_mi->i_rate );
-/* FIXME extend vlm_media_instance_t to be able to implement them */
-LIBVLC_VLM_GET_MEDIA_ATTRIBUTE( title,    int, Integer,  0, ret_value = 0 );
-LIBVLC_VLM_GET_MEDIA_ATTRIBUTE( chapter,  int, Integer,  0, ret_value = 0 );
-LIBVLC_VLM_GET_MEDIA_ATTRIBUTE( seekable, int, Bool,     0, ret_value = VLC_FALSE );
+int libvlc_vlm_get_media_instance_chapter( libvlc_instance_t *p_instance,
+                                           const char *psz_name,
+                                           int i_instance,
+                                           libvlc_exception_t *p_exception )
+{
+    vlm_media_instance_t *p_mi;
 
-#undef LIBVLC_VLM_GET_MEDIA_ATTRIBUTE
+    p_mi = libvlc_vlm_get_media_instance( p_instance, psz_name,
+                                          i_instance, p_exception );
+    if( p_mi )
+        vlm_media_instance_Delete( p_mi );
+    return p_mi ? 0 : -1;
+}
 
-char* libvlc_vlm_show_media( libvlc_instance_t *p_instance, char *psz_name,
-                             libvlc_exception_t *p_exception )
+int libvlc_vlm_get_media_instance_seekable( libvlc_instance_t *p_instance,
+                                            const char *psz_name,
+                                            int i_instance,
+                                            libvlc_exception_t *p_exception )
 {
-    /* FIXME is it needed ? */
-    libvlc_exception_raise( p_exception, "Unable to call show %s", psz_name );
-    return NULL;
+    vlm_media_instance_t *p_mi;
+
+    p_mi = libvlc_vlm_get_media_instance( p_instance, psz_name,
+                                          i_instance, p_exception );
+    if( p_mi )
+        vlm_media_instance_Delete( p_mi );
+    return p_mi ? 0 : -1;
+}
+
+libvlc_event_manager_t * libvlc_vlm_get_event_manager( libvlc_instance_t *p_instance,
+                                                       libvlc_exception_t *p_exception )
+{
+    vlm_t *p_vlm;
+    VLM_RET( p_vlm, NULL);
+    return p_instance->libvlc_vlm.p_event_manager;
 }