]> git.sesse.net Git - vlc/blobdiff - src/playlist/engine.c
Input access locking, part 2.
[vlc] / src / playlist / engine.c
index 9a259d09c2d723b9270ed5349b7904699f46fc59..4807abcaf9a0c0c19b0db1928de1d309a5bb7ba3 100644 (file)
@@ -178,23 +178,26 @@ void playlist_Destroy( playlist_t *p_playlist )
 }
 
 /* Destroy remaining objects */
-static void ObjectGarbageCollector( playlist_t *p_playlist )
+static void ObjectGarbageCollector( playlist_t *p_playlist, vlc_bool_t b_force )
 {
     vlc_object_t *p_obj;
 
-    if( mdate() - p_playlist->gc_date < 1000000 )
+    if( !b_force )
     {
-        p_playlist->b_cant_sleep = VLC_TRUE;
-        return;
+        if( mdate() - p_playlist->gc_date < 1000000 )
+        {
+            p_playlist->b_cant_sleep = VLC_TRUE;
+            return;
+        }
+        else if( p_playlist->gc_date == 0 )
+            return;
     }
-    else if( p_playlist->gc_date == 0 )
-        return;
 
     vlc_mutex_lock( &p_playlist->gc_lock );
     while( ( p_obj = vlc_object_find( p_playlist, VLC_OBJECT_VOUT,
                                                   FIND_CHILD ) ) )
     {
-        if( p_obj->p_parent != (vlc_object_t*)p_playlist )
+        if( p_obj->p_parent != VLC_OBJECT(p_playlist) )
         {
             vlc_object_release( p_obj );
             break;
@@ -207,7 +210,7 @@ static void ObjectGarbageCollector( playlist_t *p_playlist )
     while( ( p_obj = vlc_object_find( p_playlist, VLC_OBJECT_SOUT,
                                                   FIND_CHILD ) ) )
     {
-        if( p_obj->p_parent != (vlc_object_t*)p_playlist )
+        if( p_obj->p_parent != VLC_OBJECT(p_playlist) )
         {
             vlc_object_release( p_obj );
             break;
@@ -305,7 +308,7 @@ check_input:
         else if( p_playlist->p_input->i_state != INIT_S )
         {
             PL_UNLOCK;
-            ObjectGarbageCollector( p_playlist );
+            ObjectGarbageCollector( p_playlist, VLC_FALSE );
             PL_LOCK;
         }
     }
@@ -335,12 +338,16 @@ check_input:
                 }
                 p_playlist->status.i_status = PLAYLIST_STOPPED;
                 PL_UNLOCK
+
+                ObjectGarbageCollector( p_playlist, VLC_TRUE );
                 return;
              }
              playlist_PlayItem( p_playlist, p_item );
          }
          else
          {
+            const vlc_bool_t b_gc_forced = p_playlist->status.i_status != PLAYLIST_STOPPED;
+
             p_playlist->status.i_status = PLAYLIST_STOPPED;
             if( p_playlist->status.p_item &&
                 p_playlist->status.p_item->i_flags & PLAYLIST_REMOVE_FLAG )
@@ -352,7 +359,7 @@ check_input:
 
             /* Collect garbage */
             PL_UNLOCK;
-            ObjectGarbageCollector( p_playlist );
+            ObjectGarbageCollector( p_playlist, b_gc_forced );
             PL_LOCK;
         }
     }
@@ -427,10 +434,10 @@ void playlist_LastLoop( playlist_t *p_playlist )
         vout_Destroy( (vout_thread_t *)p_obj );
     }
 
-    while( p_playlist->i_sds )
+    while( p_playlist->i_asds )
     {
         playlist_ServicesDiscoveryRemove( p_playlist,
-                                          p_playlist->pp_sds[0]->psz_module );
+                                          p_playlist->pp_asds[0]->p_sd->psz_module );
     }
 
     playlist_MLDump( p_playlist );
@@ -498,15 +505,19 @@ void playlist_PreparseLoop( playlist_preparse_t *p_obj )
                 b_preparsed = VLC_TRUE;
                 stats_TimerStart( p_playlist, "Preparse run",
                                   STATS_TIMER_PREPARSE );
-                PL_UNLOCK;
-                input_Preparse( p_playlist, p_current );
-                PL_LOCK;
+                /* Do not preparse if it is already done (like by playing it) */
+                if( !input_item_IsPreparsed( p_current ) )
+                {
+                    PL_UNLOCK;
+                    input_Preparse( p_playlist, p_current );
+                    PL_LOCK;
+                }
                 stats_TimerStop( p_playlist, STATS_TIMER_PREPARSE );
             }
             PL_UNLOCK;
             if( b_preparsed )
             {
-                p_current->p_meta->i_status |= ITEM_PREPARSED;
+                input_item_SetPreparsed( p_current, VLC_TRUE );
                 var_SetInteger( p_playlist, "item-change", p_current->i_id );
             }
             PL_LOCK;
@@ -516,8 +527,9 @@ void playlist_PreparseLoop( playlist_preparse_t *p_obj )
              * This only checks for meta, not for art
              * \todo don't do this for things we won't get meta for, like vids
              */
-            if( p_current->p_meta &&
-                !input_MetaSatisfied( p_playlist, p_current, &i_m, &i_o ) )
+            char *psz_arturl = input_item_GetArtURL( p_current );
+            char *psz_name = input_item_GetName( p_current );
+            if( !input_MetaSatisfied( p_playlist, p_current, &i_m, &i_o ) )
             {
                 preparse_item_t p;
                 PL_DEBUG("need to fetch meta for %s", p_current->psz_name );
@@ -531,13 +543,11 @@ void playlist_PreparseLoop( playlist_preparse_t *p_obj )
                 vlc_cond_signal( &p_playlist->p_fetcher->object_wait );
             }
             /* We already have all needed meta, but we need art right now */
-            else if( p_current->p_meta &&
-                     p_playlist->p_fetcher->i_art_policy == ALBUM_ART_ALL &&
-                     EMPTY_STR( p_current->p_meta->psz_arturl ) )
+            else if( p_playlist->p_fetcher->i_art_policy == ALBUM_ART_ALL &&
+                     EMPTY_STR( psz_arturl ) )
             {
                 preparse_item_t p;
-                PL_DEBUG("meta ok for %s, need to fetch art",
-                                                         p_current->psz_name );
+                PL_DEBUG("meta ok for %s, need to fetch art", psz_name );
                 p.p_item = p_current;
                 p.b_fetch_art = VLC_TRUE;
                 vlc_mutex_lock( &p_playlist->p_fetcher->object_lock );
@@ -550,11 +560,11 @@ void playlist_PreparseLoop( playlist_preparse_t *p_obj )
             else
             {
                 PL_DEBUG( "no fetch required for %s (art currently %s)",
-                          p_current->psz_name,
-                          p_current->p_meta ? p_current->p_meta->psz_arturl:
-                                              "null" );
+                          psz_name, psz_arturl );
                 vlc_gc_decref( p_current );
             }
+            free( psz_name );
+            free( psz_arturl );
             PL_UNLOCK;
         }
         else
@@ -596,11 +606,9 @@ void playlist_FetcherLoop( playlist_fetcher_t *p_obj )
         vlc_mutex_unlock( &p_obj->object_lock );
         if( p_item )
         {
-            assert( p_item->p_meta );
             if( !b_fetch_art )
             {
                 input_MetaFetch( p_playlist, p_item );
-                p_item->p_meta->i_status |= ITEM_META_FETCHED;
                 var_SetInteger( p_playlist, "item-change", p_item->i_id );
                 /*  Fetch right now */
                 if( p_playlist->p_fetcher->i_art_policy == ALBUM_ART_ALL )
@@ -621,14 +629,31 @@ void playlist_FetcherLoop( playlist_fetcher_t *p_obj )
             }
             else
             {
-                int i_ret = input_ArtFind( p_playlist, p_item );
+                int i_ret;
+
+                /* Check if it is not yet preparsed and if so wait for it (at most 0.5s)
+                 * (This can happen if we fetch art on play)
+                 * FIXME this doesn't work if we need to fetch meta before art ... */
+                for( i_ret = 0; i_ret < 10 && !input_item_IsPreparsed( p_item ); i_ret++ )
+                {
+                    vlc_bool_t b_break;
+                    PL_LOCK;
+                    b_break = ( !p_playlist->p_input || input_GetItem(p_playlist->p_input) != p_item  ||
+                                p_playlist->p_input->b_die || p_playlist->p_input->b_eof || p_playlist->p_input->b_error );
+                    PL_UNLOCK;
+                    if( b_break )
+                        break;
+                    msleep( 50000 );
+                }
+                
+                i_ret = input_ArtFind( p_playlist, p_item );
                 if( i_ret == 1 )
                 {
                     PL_DEBUG("downloading art for %s", p_item->psz_name );
                     if( input_DownloadAndCacheArt( p_playlist, p_item ) )
-                        p_item->p_meta->i_status |= ITEM_ART_NOTFOUND;
+                        input_item_SetArtNotFound( p_item, VLC_TRUE );
                     else {
-                        p_item->p_meta->i_status |= ITEM_ART_FETCHED;
+                        input_item_SetArtFetched( p_item, VLC_TRUE );
                         var_SetInteger( p_playlist, "item-change",
                                         p_item->i_id );
                     }
@@ -636,13 +661,13 @@ void playlist_FetcherLoop( playlist_fetcher_t *p_obj )
                 else if( i_ret == 0 ) /* Was in cache */
                 {
                     PL_DEBUG("found art for %s in cache", p_item->psz_name );
-                    p_item->p_meta->i_status |= ITEM_ART_FETCHED;
+                    input_item_SetArtFetched( p_item, VLC_TRUE );
                     var_SetInteger( p_playlist, "item-change", p_item->i_id );
                 }
                 else
                 {
                     PL_DEBUG("art not found for %s", p_item->psz_name );
-                    p_item->p_meta->i_status |= ITEM_ART_NOTFOUND;
+                    input_item_SetArtNotFound( p_item, VLC_TRUE );
                 }
                 vlc_gc_decref( p_item );
            }