/** * Run the main control thread itself */ static void *Thread ( void *data ) { playlist_t *p_playlist = data; playlist_private_t *p_sys = pl_priv(p_playlist); playlist_Lock( p_playlist ); while( vlc_object_alive( p_playlist ) || p_sys->p_input ) { /* FIXME: what's that ! */ if( p_sys->b_reset_currently_playing && mdate() - p_sys->last_rebuild_date > 30000 ) // 30 ms { ResetCurrentlyPlaying( p_playlist, get_current_status_item( p_playlist ) ); p_sys->last_rebuild_date = mdate(); } /* If there is an input, check that it doesn't need to die. */ while( !LoopInput( p_playlist ) ) vlc_cond_wait( &p_sys->signal, &p_sys->lock ); LoopRequest( p_playlist ); } playlist_Unlock( p_playlist ); return NULL; }
/** * Search an item by its input_item_t * The playlist have to be locked * @param p_playlist: the playlist * @param p_item: the input_item_t to find * @return the item, or NULL on failure */ playlist_item_t* playlist_ItemGetByInput( playlist_t * p_playlist, input_item_t *p_item ) { int i; PL_ASSERT_LOCKED; if( get_current_status_item( p_playlist ) && get_current_status_item( p_playlist )->p_input == p_item ) { return get_current_status_item( p_playlist ); } /** \todo Check if this is always incremental and whether we can bsearch */ for( i = 0 ; i < p_playlist->all_items.i_size; i++ ) { if( ARRAY_VAL(p_playlist->all_items, i)->p_input == p_item ) { return ARRAY_VAL(p_playlist->all_items, i); } } return NULL; }
static void input_item_add_subitem_tree ( const vlc_event_t * p_event, void * user_data ) { input_item_t *p_input = p_event->p_obj; playlist_t *p_playlist = (( playlist_item_t* ) user_data)->p_playlist; input_item_node_t *p_new_root = p_event->u.input_item_subitem_tree_added.p_root; PL_LOCK; playlist_item_t *p_item = playlist_ItemGetByInput( p_playlist, p_input ); assert( p_item != NULL ); bool b_current = get_current_status_item( p_playlist ) == p_item; bool b_autostart = var_GetBool( p_playlist, "playlist-autostart" ); bool b_stop = p_item->i_flags & PLAYLIST_SUBITEM_STOP_FLAG; bool b_flat = false; p_item->i_flags &= ~PLAYLIST_SUBITEM_STOP_FLAG; /* We will have to flatten the tree out if we are in "the playlist" node and the user setting demands flat playlist */ if( !pl_priv(p_playlist)->b_tree ) { playlist_item_t *p_up = p_item; while( p_up->p_parent ) { if( p_up->p_parent == p_playlist->p_playing ) { b_flat = true; break; } p_up = p_up->p_parent; } } int pos = 0; /* If we have to flatten out, then take the item's position in the parent as insertion point and delete the item */ if( b_flat ) { playlist_item_t *p_parent = p_item->p_parent; assert( p_parent != NULL ); int i; for( i = 0; i < p_parent->i_children; i++ ) { if( p_parent->pp_children[i] == p_item ) { pos = i; break; } } assert( i < p_parent->i_children ); playlist_DeleteItem( p_playlist, p_item, true ); p_item = p_parent; } else { pos = p_item->i_children >= 0 ? p_item->i_children : 0; } /* At this point: "p_item" is the node where sub-items should be inserted, "pos" is the insertion position in that node */ int last_pos = playlist_InsertInputItemTree( p_playlist, p_item, p_new_root, pos, b_flat ); if( !b_flat ) var_SetInteger( p_playlist, "leaf-to-parent", p_item->i_id ); //control playback only if it was the current playing item that got subitems if( b_current ) { if( last_pos == pos || ( b_stop && !b_flat ) || !b_autostart ) { /* We stop, either because no sub-item was actually created, or some flags/settings want us to do so at this point */ PL_UNLOCK; playlist_Stop( p_playlist ); return; } else { /* Continue to play, either random or the first new item */ playlist_item_t *p_play_item; if( var_GetBool( p_playlist, "random" ) ) { p_play_item = NULL; } else { /* Don't Play a directory if it can loop into a parent */ if( p_new_root->b_can_loop ) { /* Play the first regular file */ for( ; pos < last_pos; pos++ ) { if( p_item->pp_children[pos]->p_input->i_type != ITEM_TYPE_DIRECTORY ) break; } if( last_pos == pos ) { PL_UNLOCK; playlist_Stop( p_playlist ); return; } } p_play_item = p_item->pp_children[pos]; /* NOTE: this is a work around the general bug: if node-to-be-played contains sub-nodes, then second instead of first leaf starts playing (only in case the leafs have just been instered and playlist has not yet been rebuilt.) */ while( p_play_item->i_children > 0 ) p_play_item = p_play_item->pp_children[0]; } playlist_Control( p_playlist, PLAYLIST_VIEWPLAY, pl_Locked, get_current_status_node( p_playlist ), p_play_item ); } } PL_UNLOCK; }
/** * Compute the next playlist item depending on * the playlist course mode (forward, backward, random, view,...). * * \param p_playlist the playlist object * \return nothing */ static playlist_item_t *NextItem( playlist_t *p_playlist ) { playlist_private_t *p_sys = pl_priv(p_playlist); playlist_item_t *p_new = NULL; /* Handle quickly a few special cases */ /* No items to play */ if( p_playlist->items.i_size == 0 ) { msg_Info( p_playlist, "playlist is empty" ); return NULL; } /* Start the real work */ if( p_sys->request.b_request ) { p_new = p_sys->request.p_item; int i_skip = p_sys->request.i_skip; PL_DEBUG( "processing request item: %s, node: %s, skip: %i", PLI_NAME( p_sys->request.p_item ), PLI_NAME( p_sys->request.p_node ), i_skip ); if( p_sys->request.p_node && p_sys->request.p_node != get_current_status_node( p_playlist ) ) { set_current_status_node( p_playlist, p_sys->request.p_node ); p_sys->request.p_node = NULL; p_sys->b_reset_currently_playing = true; } /* If we are asked for a node, go to it's first child */ if( i_skip == 0 && ( p_new == NULL || p_new->i_children != -1 ) ) { i_skip++; if( p_new != NULL ) { p_new = playlist_GetNextLeaf( p_playlist, p_new, NULL, true, false ); for( int i = 0; i < p_playlist->current.i_size; i++ ) { if( p_new == ARRAY_VAL( p_playlist->current, i ) ) { p_playlist->i_current_index = i; i_skip = 0; } } } } if( p_sys->b_reset_currently_playing ) /* A bit too bad to reset twice ... */ ResetCurrentlyPlaying( p_playlist, p_new ); else if( p_new ) ResyncCurrentIndex( p_playlist, p_new ); else p_playlist->i_current_index = -1; if( p_playlist->current.i_size && (i_skip > 0) ) { if( p_playlist->i_current_index < -1 ) p_playlist->i_current_index = -1; for( int i = i_skip; i > 0 ; i-- ) { p_playlist->i_current_index++; if( p_playlist->i_current_index >= p_playlist->current.i_size ) { PL_DEBUG( "looping - restarting at beginning of node" ); p_playlist->i_current_index = 0; } } p_new = ARRAY_VAL( p_playlist->current, p_playlist->i_current_index ); } else if( p_playlist->current.i_size && (i_skip < 0) ) { for( int i = i_skip; i < 0 ; i++ ) { p_playlist->i_current_index--; if( p_playlist->i_current_index <= -1 ) { PL_DEBUG( "looping - restarting at end of node" ); p_playlist->i_current_index = p_playlist->current.i_size-1; } } p_new = ARRAY_VAL( p_playlist->current, p_playlist->i_current_index ); } /* Clear the request */ p_sys->request.b_request = false; } /* "Automatic" item change ( next ) */ else { bool b_loop = var_GetBool( p_playlist, "loop" ); bool b_repeat = var_GetBool( p_playlist, "repeat" ); bool b_playstop = var_GetBool( p_playlist, "play-and-stop" ); /* Repeat and play/stop */ if( b_repeat && get_current_status_item( p_playlist ) ) { msg_Dbg( p_playlist,"repeating item" ); return get_current_status_item( p_playlist ); } if( b_playstop ) { msg_Dbg( p_playlist,"stopping (play and stop)" ); return NULL; } /* */ if( get_current_status_item( p_playlist ) ) { playlist_item_t *p_parent = get_current_status_item( p_playlist ); while( p_parent ) { if( p_parent->i_flags & PLAYLIST_SKIP_FLAG ) { msg_Dbg( p_playlist, "blocking item, stopping") ; return NULL; } p_parent = p_parent->p_parent; } } PL_DEBUG( "changing item without a request (current %i/%i)", p_playlist->i_current_index, p_playlist->current.i_size ); /* Cant go to next from current item */ if( get_current_status_item( p_playlist ) && get_current_status_item( p_playlist )->i_flags & PLAYLIST_SKIP_FLAG ) return NULL; if( p_sys->b_reset_currently_playing ) ResetCurrentlyPlaying( p_playlist, get_current_status_item( p_playlist ) ); p_playlist->i_current_index++; assert( p_playlist->i_current_index <= p_playlist->current.i_size ); if( p_playlist->i_current_index == p_playlist->current.i_size ) { if( !b_loop || p_playlist->current.i_size == 0 ) return NULL; p_playlist->i_current_index = 0; } PL_DEBUG( "using item %i", p_playlist->i_current_index ); if ( p_playlist->current.i_size == 0 ) return NULL; p_new = ARRAY_VAL( p_playlist->current, p_playlist->i_current_index ); /* The new item can't be autoselected */ if( p_new != NULL && p_new->i_flags & PLAYLIST_SKIP_FLAG ) return NULL; } return p_new; }