1 /*****************************************************************************
2 * item.c : Playlist item creation/deletion/add/removal functions
3 *****************************************************************************
4 * Copyright (C) 1999-2007 the VideoLAN team
7 * Authors: Samuel Hocevar <sam@zoy.org>
8 * Clément Stenac <zorglub@videolan.org>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23 *****************************************************************************/
28 #include <vlc_common.h>
30 #include <vlc_playlist.h>
31 #include "playlist_internal.h"
33 static void AddItem( playlist_t *p_playlist, playlist_item_t *p_item,
34 playlist_item_t *p_node, int i_mode, int i_pos );
35 static void GoAndPreparse( playlist_t *p_playlist, int i_mode,
37 static void ChangeToNode( playlist_t *p_playlist, playlist_item_t *p_item );
39 static int RecursiveAddIntoParent (
40 playlist_t *p_playlist, playlist_item_t *p_parent,
41 input_item_node_t *p_node, int i_pos, bool b_flat,
42 playlist_item_t **pp_first_leaf );
44 /*****************************************************************************
45 * An input item has gained subitems (Event Callback)
46 *****************************************************************************/
48 static void input_item_add_subitem_tree ( const vlc_event_t * p_event,
51 input_item_t *p_input = p_event->p_obj;
52 playlist_t *p_playlist = (( playlist_item_t* ) user_data)->p_playlist;
53 input_item_node_t *p_new_root = p_event->u.input_item_subitem_tree_added.p_root;
57 playlist_item_t *p_item =
58 playlist_ItemGetByInput( p_playlist, p_input );
60 assert( p_item != NULL );
61 playlist_item_t *p_parent = p_item->p_parent;
62 assert( p_parent != NULL );
64 bool b_current = get_current_status_item( p_playlist ) == p_item;
65 bool b_autostart = var_CreateGetBool( p_playlist, "playlist-autostart" );
66 bool b_stop = p_item->i_flags & PLAYLIST_SUBITEM_STOP_FLAG;
67 p_item->i_flags &= ~PLAYLIST_SUBITEM_STOP_FLAG;
70 for( int i = 0; i < p_parent->i_children; i++ )
72 if( p_parent->pp_children[i] == p_item )
80 playlist_item_t *p_up = p_item;
81 while( p_up->p_parent )
83 if( p_up->p_parent == p_playlist->p_playing )
85 if( !pl_priv(p_playlist)->b_tree ) b_flat = true;
88 p_up = p_up->p_parent;
92 playlist_DeleteItem( p_playlist, p_item, true );
93 p_item = playlist_InsertInputItemTree( p_playlist, p_parent,
94 p_new_root, pos, true );
97 p_item = playlist_InsertInputItemTree( p_playlist, p_item,
98 p_new_root, PLAYLIST_END, false );
100 if( !b_flat ) var_SetAddress( p_playlist, "leaf-to-parent", p_input );
104 if( ( b_stop && !b_flat ) || !b_autostart )
107 playlist_Stop( p_playlist );
112 playlist_Control( p_playlist, PLAYLIST_VIEWPLAY,
113 pl_Locked, get_current_status_node( p_playlist ), p_item );
119 /*****************************************************************************
120 * An input item's meta or duration has changed (Event Callback)
121 *****************************************************************************/
122 static void input_item_changed( const vlc_event_t * p_event,
125 playlist_item_t *p_item = user_data;
126 VLC_UNUSED( p_event );
127 var_SetAddress( p_item->p_playlist, "item-change", p_item->p_input );
130 /*****************************************************************************
131 * Listen to vlc_InputItemAddSubItem event
132 *****************************************************************************/
133 static void install_input_item_observer( playlist_item_t * p_item )
135 vlc_event_manager_t * p_em = &p_item->p_input->event_manager;
136 vlc_event_attach( p_em, vlc_InputItemSubItemTreeAdded,
137 input_item_add_subitem_tree, p_item );
138 vlc_event_attach( p_em, vlc_InputItemDurationChanged,
139 input_item_changed, p_item );
140 vlc_event_attach( p_em, vlc_InputItemMetaChanged,
141 input_item_changed, p_item );
142 vlc_event_attach( p_em, vlc_InputItemNameChanged,
143 input_item_changed, p_item );
144 vlc_event_attach( p_em, vlc_InputItemInfoChanged,
145 input_item_changed, p_item );
146 vlc_event_attach( p_em, vlc_InputItemErrorWhenReadingChanged,
147 input_item_changed, p_item );
150 static void uninstall_input_item_observer( playlist_item_t * p_item )
152 vlc_event_manager_t * p_em = &p_item->p_input->event_manager;
153 vlc_event_detach( p_em, vlc_InputItemSubItemTreeAdded,
154 input_item_add_subitem_tree, p_item );
155 vlc_event_detach( p_em, vlc_InputItemMetaChanged,
156 input_item_changed, p_item );
157 vlc_event_detach( p_em, vlc_InputItemDurationChanged,
158 input_item_changed, p_item );
159 vlc_event_detach( p_em, vlc_InputItemNameChanged,
160 input_item_changed, p_item );
161 vlc_event_detach( p_em, vlc_InputItemInfoChanged,
162 input_item_changed, p_item );
163 vlc_event_detach( p_em, vlc_InputItemErrorWhenReadingChanged,
164 input_item_changed, p_item );
167 /*****************************************************************************
168 * Playlist item creation
169 *****************************************************************************/
170 playlist_item_t *playlist_ItemNewFromInput( playlist_t *p_playlist,
171 input_item_t *p_input )
173 playlist_item_t* p_item = malloc( sizeof( playlist_item_t ) );
179 p_item->p_input = p_input;
180 vlc_gc_incref( p_item->p_input );
182 p_item->i_id = ++pl_priv(p_playlist)->i_last_playlist_id;
184 p_item->p_parent = NULL;
185 p_item->i_children = -1;
186 p_item->pp_children = NULL;
188 p_item->p_playlist = p_playlist;
190 install_input_item_observer( p_item );
195 /***************************************************************************
196 * Playlist item destruction
197 ***************************************************************************/
202 * \param p_item item to delete
203 * \return VLC_SUCCESS
205 int playlist_ItemRelease( playlist_item_t *p_item )
208 playlist_t *p_playlist = p_item->p_playlist;
211 /* Surprise, we can't actually do more because we
212 * don't do refcounting, or eauivalent.
213 * Because item are not only accessed by their id
214 * using playlist_item outside the PL_LOCK isn't safe.
215 * Most of the modules does that.
217 * Who wants to add proper memory management? */
218 uninstall_input_item_observer( p_item );
219 ARRAY_APPEND( pl_priv(p_playlist)->items_to_delete, p_item);
226 * Remove an input item when it appears from a root playlist item
227 * \param p_playlist playlist object
228 * \param p_input the input to delete
229 * \param p_root root playlist item
230 * \param b_do_stop must stop or not the playlist
231 * \return VLC_SUCCESS or VLC_EGENERIC
233 static int DeleteFromInput( playlist_t *p_playlist, input_item_t *p_input,
234 playlist_item_t *p_root, bool b_do_stop )
237 playlist_item_t *p_item = playlist_ItemFindFromInputAndRoot(
238 p_playlist, p_input, p_root, false );
239 if( !p_item ) return VLC_EGENERIC;
240 return playlist_DeleteItem( p_playlist, p_item, b_do_stop );
246 * Remove an input item when it appears from a root playlist item
247 * \param p_playlist playlist object
248 * \param p_input the input to delete
249 * \param p_root root playlist item
250 * \param b_locked TRUE if the playlist is locked
251 * \return VLC_SUCCESS or VLC_EGENERIC
253 int playlist_DeleteFromInputInParent( playlist_t *p_playlist,
254 input_item_t *p_item,
255 playlist_item_t *p_root, bool b_locked )
258 PL_LOCK_IF( !b_locked );
259 i_ret = DeleteFromInput( p_playlist, p_item, p_root, true );
260 PL_UNLOCK_IF( !b_locked );
267 * Search anywhere in playlist for an an input item and delete it
268 * \param p_playlist playlist object
269 * \param p_input the input to delete
270 * \param b_locked TRUE if the playlist is locked
271 * \return VLC_SUCCESS or VLC_ENOITEM
273 int playlist_DeleteFromInput( playlist_t *p_playlist, input_item_t *p_input,
277 PL_LOCK_IF( !b_locked );
278 i_ret = DeleteFromInput( p_playlist, p_input,
279 p_playlist->p_root, true );
280 PL_UNLOCK_IF( !b_locked );
281 return ( i_ret == VLC_SUCCESS ? VLC_SUCCESS : VLC_ENOITEM );
287 * \param p_playlist playlist object
288 * \param b_locked TRUE if the playlist is locked
291 void playlist_Clear( playlist_t * p_playlist, bool b_locked )
293 PL_LOCK_IF( !b_locked );
294 playlist_NodeEmpty( p_playlist, p_playlist->p_playing, true );
295 PL_UNLOCK_IF( !b_locked );
299 * Delete playlist item
301 * Remove a playlist item from the playlist, given its id
302 * This function is to be used only by the playlist
303 * \param p_playlist playlist object
304 * \param i_id id of the item do delete
305 * \return VLC_SUCCESS or an error
307 int playlist_DeleteFromItemId( playlist_t *p_playlist, int i_id )
310 playlist_item_t *p_item = playlist_ItemGetById( p_playlist, i_id );
311 if( !p_item ) return VLC_EGENERIC;
312 return playlist_DeleteItem( p_playlist, p_item, true );
315 /***************************************************************************
316 * Playlist item addition
317 ***************************************************************************/
321 * Add an item to the playlist or the media library
322 * \param p_playlist the playlist to add into
323 * \param psz_uri the mrl to add to the playlist
324 * \param psz_name a text giving a name or description of this item
325 * \param i_mode the mode used when adding
326 * \param i_pos the position in the playlist where to add. If this is
327 * PLAYLIST_END the item will be added at the end of the playlist
328 * regardless of its size
329 * \param b_playlist TRUE for playlist, FALSE for media library
330 * \param b_locked TRUE if the playlist is locked
331 * \return VLC_SUCCESS or a VLC error code
333 int playlist_Add( playlist_t *p_playlist, const char *psz_uri,
334 const char *psz_name, int i_mode, int i_pos,
335 bool b_playlist, bool b_locked )
337 return playlist_AddExt( p_playlist, psz_uri, psz_name,
338 i_mode, i_pos, -1, 0, NULL, 0, b_playlist, b_locked );
342 * Add a MRL into the playlist or the media library, duration and options given
344 * \param p_playlist the playlist to add into
345 * \param psz_uri the mrl to add to the playlist
346 * \param psz_name a text giving a name or description of this item
347 * \param i_mode the mode used when adding
348 * \param i_pos the position in the playlist where to add. If this is
349 * PLAYLIST_END the item will be added at the end of the playlist
350 * regardless of its size
351 * \param i_duration length of the item in milliseconds.
352 * \param i_options the number of options
353 * \param ppsz_options an array of options
354 * \param i_option_flags options flags
355 * \param b_playlist TRUE for playlist, FALSE for media library
356 * \param b_locked TRUE if the playlist is locked
357 * \return VLC_SUCCESS or a VLC error code
359 int playlist_AddExt( playlist_t *p_playlist, const char * psz_uri,
360 const char *psz_name, int i_mode, int i_pos,
362 int i_options, const char *const *ppsz_options,
363 unsigned i_option_flags,
364 bool b_playlist, bool b_locked )
367 input_item_t *p_input;
369 p_input = input_item_NewExt( p_playlist, psz_uri, psz_name,
370 i_options, ppsz_options, i_option_flags,
372 if( p_input == NULL )
374 i_ret = playlist_AddInput( p_playlist, p_input, i_mode, i_pos, b_playlist,
376 vlc_gc_decref( p_input );
381 * Add an input item to the playlist node
383 * \param p_playlist the playlist to add into
384 * \param p_input the input item to add
385 * \param i_mode the mode used when adding
386 * \param i_pos the position in the playlist where to add. If this is
387 * PLAYLIST_END the item will be added at the end of the playlist
388 * regardless of its size
389 * \param b_playlist TRUE for playlist, FALSE for media library
390 * \param b_locked TRUE if the playlist is locked
391 * \return VLC_SUCCESS or VLC_ENOMEM or VLC_EGENERIC
393 int playlist_AddInput( playlist_t* p_playlist, input_item_t *p_input,
394 int i_mode, int i_pos, bool b_playlist,
397 playlist_item_t *p_item;
398 if( p_playlist->b_die ) return VLC_EGENERIC;
399 if( !pl_priv(p_playlist)->b_doing_ml )
400 PL_DEBUG( "adding item `%s' ( %s )", p_input->psz_name,
403 PL_LOCK_IF( !b_locked );
405 p_item = playlist_ItemNewFromInput( p_playlist, p_input );
406 if( p_item == NULL ) return VLC_ENOMEM;
407 AddItem( p_playlist, p_item,
408 b_playlist ? p_playlist->p_playing :
409 p_playlist->p_media_library , i_mode, i_pos );
411 GoAndPreparse( p_playlist, i_mode, p_item );
413 PL_UNLOCK_IF( !b_locked );
418 * Add an input item to a given node
420 * \param p_playlist the playlist to add into
421 * \param p_input the input item to add
422 * \param p_parent the parent item to add into
423 * \param i_mode the mode used when addin
424 * \param i_pos the position in the playlist where to add. If this is
425 * PLAYLIST_END the item will be added at the end of the playlist
426 * regardless of its size
427 * \param b_locked TRUE if the playlist is locked
428 * \return the new playlist item
430 playlist_item_t * playlist_NodeAddInput( playlist_t *p_playlist,
431 input_item_t *p_input,
432 playlist_item_t *p_parent,
433 int i_mode, int i_pos,
436 playlist_item_t *p_item;
438 assert( p_parent && p_parent->i_children != -1 );
440 if( p_playlist->b_die )
442 PL_LOCK_IF( !b_locked );
444 p_item = playlist_ItemNewFromInput( p_playlist, p_input );
445 if( p_item == NULL ) return NULL;
446 AddItem( p_playlist, p_item, p_parent, i_mode, i_pos );
448 GoAndPreparse( p_playlist, i_mode, p_item );
450 PL_UNLOCK_IF( !b_locked );
456 * Insert a tree of input items into a given playlist node
458 * \param p_playlist the playlist to insert into
459 * \param p_parent the receiving playlist node (can be an item)
460 * \param p_node the root of input item tree,
461 only it's contents will be inserted
462 * \param i_pos the position in the playlist where to insert. If this is
463 * PLAYLIST_END the items will be added at the end of the playlist
464 * regardless of its size
465 * \param b_flat TRUE if the new tree contents should be flattened into a list
466 * \return the first new leaf inserted (in playing order)
468 playlist_item_t *playlist_InsertInputItemTree (
469 playlist_t *p_playlist, playlist_item_t *p_parent,
470 input_item_node_t *p_node, int i_pos, bool b_flat )
472 playlist_item_t *p_first_leaf = NULL;
473 RecursiveAddIntoParent ( p_playlist, p_parent, p_node, i_pos, b_flat, &p_first_leaf );
477 /*****************************************************************************
478 * Playlist item misc operations
479 *****************************************************************************/
482 * Find an item within a root, given its input id.
484 * \param p_playlist the playlist object
485 * \param p_item the input item
486 * \param p_root root playlist item
487 * \param b_items_only TRUE if we want the item himself
488 * \return the first found item, or NULL if not found
490 playlist_item_t *playlist_ItemFindFromInputAndRoot( playlist_t *p_playlist,
491 input_item_t *p_item,
492 playlist_item_t *p_root,
496 for( i = 0 ; i< p_root->i_children ; i++ )
498 if( ( b_items_only ? p_root->pp_children[i]->i_children == -1 : 1 ) &&
499 p_root->pp_children[i]->p_input == p_item )
501 return p_root->pp_children[i];
503 else if( p_root->pp_children[i]->i_children >= 0 )
505 playlist_item_t *p_search =
506 playlist_ItemFindFromInputAndRoot( p_playlist, p_item,
507 p_root->pp_children[i],
509 if( p_search ) return p_search;
516 static int ItemIndex ( playlist_item_t *p_item )
518 for( int i = 0; i < p_item->p_parent->i_children; i++ )
519 if( p_item->p_parent->pp_children[i] == p_item ) return i;
526 * This function must be entered with the playlist lock
528 * \param p_playlist the playlist
529 * \param p_item the item to move
530 * \param p_node the new parent of the item
531 * \param i_newpos the new position under this new parent
532 * \return VLC_SUCCESS or an error
534 int playlist_TreeMove( playlist_t * p_playlist, playlist_item_t *p_item,
535 playlist_item_t *p_node, int i_newpos )
539 if( p_node->i_children == -1 ) return VLC_EGENERIC;
541 playlist_item_t *p_detach = p_item->p_parent;
542 int i_index = ItemIndex( p_item );
544 REMOVE_ELEM( p_detach->pp_children, p_detach->i_children, i_index );
546 if( p_detach == p_node && i_index < i_newpos )
549 INSERT_ELEM( p_node->pp_children, p_node->i_children, i_newpos, p_item );
550 p_item->p_parent = p_node;
552 pl_priv( p_playlist )->b_reset_currently_playing = true;
553 vlc_cond_signal( &pl_priv( p_playlist )->signal );
558 * Moves an array of items
560 * This function must be entered with the playlist lock
562 * \param p_playlist the playlist
563 * \param i_items the number of indexes to move
564 * \param pp_items the array of indexes to move
565 * \param p_node the target node
566 * \param i_newpos the target position under this node
567 * \return VLC_SUCCESS or an error
569 int playlist_TreeMoveMany( playlist_t *p_playlist,
570 int i_items, playlist_item_t **pp_items,
571 playlist_item_t *p_node, int i_newpos )
575 if ( p_node->i_children == -1 ) return VLC_EGENERIC;
578 for( i = 0; i < i_items; i++ )
580 playlist_item_t *p_item = pp_items[i];
581 int i_index = ItemIndex( p_item );
582 playlist_item_t *p_parent = p_item->p_parent;
583 REMOVE_ELEM( p_parent->pp_children, p_parent->i_children, i_index );
584 if ( p_parent == p_node && i_index < i_newpos ) i_newpos--;
586 for( i = i_items - 1; i >= 0; i-- )
588 playlist_item_t *p_item = pp_items[i];
589 INSERT_ELEM( p_node->pp_children, p_node->i_children, i_newpos, p_item );
590 p_item->p_parent = p_node;
593 pl_priv( p_playlist )->b_reset_currently_playing = true;
594 vlc_cond_signal( &pl_priv( p_playlist )->signal );
599 * Send a notification that an item has been added to a node
601 * \param p_playlist the playlist object
602 * \param i_item_id id of the item added
603 * \param i_node_id id of the node in wich the item was added
604 * \param b_signal TRUE if the function must send a signal
607 void playlist_SendAddNotify( playlist_t *p_playlist, int i_item_id,
608 int i_node_id, bool b_signal )
610 playlist_private_t *p_sys = pl_priv(p_playlist);
613 p_sys->b_reset_currently_playing = true;
615 vlc_cond_signal( &p_sys->signal );
618 add.i_item = i_item_id;
619 add.i_node = i_node_id;
622 val.p_address = &add;
624 var_Set( p_playlist, "playlist-item-append", val );
627 /***************************************************************************
628 * The following functions are local
629 ***************************************************************************/
631 /* Enqueue an item for preparsing, and play it, if needed */
632 static void GoAndPreparse( playlist_t *p_playlist, int i_mode,
633 playlist_item_t *p_item )
636 if( (i_mode & PLAYLIST_GO ) )
638 pl_priv(p_playlist)->request.b_request = true;
639 pl_priv(p_playlist)->request.i_skip = 0;
640 pl_priv(p_playlist)->request.p_item = p_item;
641 if( pl_priv(p_playlist)->p_input )
642 input_Stop( pl_priv(p_playlist)->p_input, true );
643 pl_priv(p_playlist)->request.i_status = PLAYLIST_RUNNING;
644 vlc_cond_signal( &pl_priv(p_playlist)->signal );
646 /* Preparse if no artist/album info, and hasn't been preparsed allready
647 and if user has some preparsing option (auto-preparse variable)
649 char *psz_artist = input_item_GetArtist( p_item->p_input );
650 char *psz_album = input_item_GetAlbum( p_item->p_input );
651 if( pl_priv(p_playlist)->b_auto_preparse &&
652 input_item_IsPreparsed( p_item->p_input ) == false &&
653 ( EMPTY_STR( psz_artist ) || ( EMPTY_STR( psz_album ) ) )
655 playlist_PreparseEnqueue( p_playlist, p_item->p_input );
660 /* Add the playlist item to the requested node and fire a notification */
661 static void AddItem( playlist_t *p_playlist, playlist_item_t *p_item,
662 playlist_item_t *p_node, int i_mode, int i_pos )
665 ARRAY_APPEND(p_playlist->items, p_item);
666 ARRAY_APPEND(p_playlist->all_items, p_item);
668 if( i_pos == PLAYLIST_END )
669 playlist_NodeAppend( p_playlist, p_item, p_node );
671 playlist_NodeInsert( p_playlist, p_item, p_node, i_pos );
673 if( !pl_priv(p_playlist)->b_doing_ml )
674 playlist_SendAddNotify( p_playlist, p_item->i_id, p_node->i_id,
675 !( i_mode & PLAYLIST_NO_REBUILD ) );
678 /* Actually convert an item to a node */
679 static void ChangeToNode( playlist_t *p_playlist, playlist_item_t *p_item )
682 if( p_item->i_children != -1 ) return;
684 p_item->i_children = 0;
686 input_item_t *p_input = p_item->p_input;
687 vlc_mutex_lock( &p_input->lock );
688 p_input->i_type = ITEM_TYPE_NODE;
689 vlc_mutex_unlock( &p_input->lock );
691 var_SetAddress( p_playlist, "item-change", p_item->p_input );
693 /* Remove it from the array of available items */
694 ARRAY_BSEARCH( p_playlist->items,->i_id, int, p_item->i_id, i );
696 ARRAY_REMOVE( p_playlist->items, i );
699 /* Do the actual removal */
700 int playlist_DeleteItem( playlist_t * p_playlist, playlist_item_t *p_item,
704 int i_id = p_item->i_id;
707 if( p_item->i_children > -1 )
709 return playlist_NodeDelete( p_playlist, p_item, true, false );
712 pl_priv(p_playlist)->b_reset_currently_playing = true;
713 var_SetInteger( p_playlist, "playlist-item-deleted", i_id );
715 /* Remove the item from the bank */
716 ARRAY_BSEARCH( p_playlist->all_items,->i_id, int, i_id, i );
718 ARRAY_REMOVE( p_playlist->all_items, i );
720 ARRAY_BSEARCH( p_playlist->items,->i_id, int, i_id, i );
722 ARRAY_REMOVE( p_playlist->items, i );
724 /* Check if it is the current item */
725 if( get_current_status_item( p_playlist ) == p_item )
727 /* Stop it if we have to */
730 playlist_Control( p_playlist, PLAYLIST_STOP, pl_Locked );
731 msg_Info( p_playlist, "stopping playback" );
733 /* In any case, this item can't be the next one to be played ! */
734 set_current_status_item( p_playlist, NULL );
737 ARRAY_BSEARCH( p_playlist->current,->i_id, int, i_id, i );
739 ARRAY_REMOVE( p_playlist->current, i );
741 PL_DEBUG( "deleting item `%s'", p_item->p_input->psz_name );
743 /* Remove the item from its parent */
744 playlist_NodeRemoveItem( p_playlist, p_item, p_item->p_parent );
746 playlist_ItemRelease( p_item );
751 static int RecursiveAddIntoParent (
752 playlist_t *p_playlist, playlist_item_t *p_parent,
753 input_item_node_t *p_node, int i_pos, bool b_flat,
754 playlist_item_t **pp_first_leaf )
756 if( p_parent->i_children == -1 ) ChangeToNode( p_playlist, p_parent );
758 if( i_pos == PLAYLIST_END ) i_pos = p_parent->i_children;
760 for( int i = 0; i < p_node->i_children; i++ )
762 playlist_item_t *p_child = NULL;
763 if( b_flat ? p_node->pp_children[i]->i_children == 0 : 1 )
765 p_child = playlist_NodeAddInput( p_playlist,
766 p_node->pp_children[i]->p_item,
768 PLAYLIST_INSERT, i_pos,
772 if( p_node->pp_children[i]->i_children > 0 )
776 i_pos = RecursiveAddIntoParent(
777 p_playlist, p_parent,
778 p_node->pp_children[i], i_pos, true,
783 RecursiveAddIntoParent( p_playlist, p_child,
784 p_node->pp_children[i], 0, false,
788 assert( p_child != NULL );
789 if( i == 0 ) *pp_first_leaf = p_child;