1 /*****************************************************************************
2 * playlist.c : Playlist management functions
3 *****************************************************************************
4 * Copyright (C) 1999-2004 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 *****************************************************************************/
24 #include <stdlib.h> /* free(), strtol() */
25 #include <stdio.h> /* sprintf() */
26 #include <string.h> /* strerror() */
31 #include <vlc/input.h>
33 #include "vlc_playlist.h"
35 #include "vlc_interaction.h"
37 #define TITLE_CATEGORY N_( "By category" )
38 #define TITLE_SIMPLE N_( "Manually added" )
39 #define TITLE_ALL N_( "All items, unsorted" )
41 #undef PLAYLIST_PROFILE
44 /*****************************************************************************
46 *****************************************************************************/
47 static void RunThread ( playlist_t * );
48 static void RunPreparse( playlist_preparse_t * );
49 static playlist_item_t * NextItem ( playlist_t * );
50 static int PlayItem ( playlist_t *, playlist_item_t * );
52 int playlist_vaControl( playlist_t * p_playlist, int i_query, va_list args );
54 void playlist_PreparseEnqueueItemSub( playlist_t *, playlist_item_t * );
56 playlist_item_t *playlist_RecursiveFindLast(playlist_t *p_playlist,
57 playlist_item_t *p_node );
59 /*****************************************************************************
60 * Helper Function for NextItem
61 *****************************************************************************/
63 playlist_item_t *playlist_RecursiveFindLast(playlist_t *p_playlist,
64 playlist_item_t *p_node )
67 playlist_item_t *p_item;
68 for ( i = p_node->i_children - 1; i >= 0; i-- )
70 if( p_node->pp_children[i]->i_children == -1 )
71 return p_node->pp_children[i];
72 else if(p_node->pp_children[i]->i_children > 0)
74 p_item = playlist_RecursiveFindLast( p_playlist,
75 p_node->pp_children[i] );
89 * Create a playlist structure.
90 * \param p_parent the vlc object that is to be the parent of this playlist
91 * \return a pointer to the created playlist, or NULL on error
93 playlist_t * __playlist_Create ( vlc_object_t *p_parent )
95 playlist_t *p_playlist;
96 playlist_view_t *p_view;
99 /* Allocate structure */
100 p_playlist = vlc_object_create( p_parent, VLC_OBJECT_PLAYLIST );
103 msg_Err( p_parent, "out of memory" );
107 /* These variables control updates */
108 var_Create( p_playlist, "intf-change", VLC_VAR_BOOL );
109 val.b_bool = VLC_TRUE;
110 var_Set( p_playlist, "intf-change", val );
112 var_Create( p_playlist, "item-change", VLC_VAR_INTEGER );
114 var_Set( p_playlist, "item-change", val );
116 var_Create( p_playlist, "item-deleted", VLC_VAR_INTEGER );
118 var_Set( p_playlist, "item-deleted", val );
120 var_Create( p_playlist, "item-append", VLC_VAR_ADDRESS );
122 var_Create( p_playlist, "playlist-current", VLC_VAR_INTEGER );
124 var_Set( p_playlist, "playlist-current", val );
126 var_Create( p_playlist, "intf-popupmenu", VLC_VAR_BOOL );
128 var_Create( p_playlist, "intf-show", VLC_VAR_BOOL );
129 val.b_bool = VLC_TRUE;
130 var_Set( p_playlist, "intf-show", val );
133 /* Variables to control playback */
134 var_CreateGetBool( p_playlist, "play-and-stop" );
135 var_CreateGetBool( p_playlist, "random" );
136 var_CreateGetBool( p_playlist, "repeat" );
137 var_CreateGetBool( p_playlist, "loop" );
139 /* Initialise data structures */
140 vlc_mutex_init( p_playlist, &p_playlist->gc_lock );
141 p_playlist->i_last_id = 0;
142 p_playlist->b_go_next = VLC_TRUE;
143 p_playlist->p_input = NULL;
145 p_playlist->request_date = 0;
147 p_playlist->i_views = 0;
148 p_playlist->pp_views = NULL;
150 p_playlist->i_index = -1;
151 p_playlist->i_size = 0;
152 p_playlist->pp_items = NULL;
153 p_playlist->i_all_size = 0;
154 p_playlist->pp_all_items = 0;
156 playlist_ViewInsert( p_playlist, VIEW_CATEGORY, TITLE_CATEGORY );
157 playlist_ViewInsert( p_playlist, VIEW_ALL, TITLE_ALL );
159 p_view = playlist_ViewFind( p_playlist, VIEW_CATEGORY );
161 p_playlist->p_general =
162 playlist_NodeCreate( p_playlist, VIEW_CATEGORY,
163 _( "General" ), p_view->p_root );
164 p_playlist->p_general->i_flags |= PLAYLIST_RO_FLAG;
166 /* Set startup status
167 * We set to simple view on startup for interfaces that don't do
169 p_view = playlist_ViewFind( p_playlist, VIEW_CATEGORY );
170 p_playlist->status.i_view = VIEW_CATEGORY;
171 p_playlist->status.p_item = NULL;
172 p_playlist->status.p_node = p_view->p_root;
173 p_playlist->request.b_request = VLC_FALSE;
174 p_playlist->status.i_status = PLAYLIST_STOPPED;
176 p_playlist->i_sort = SORT_ID;
177 p_playlist->i_order = ORDER_NORMAL;
179 p_playlist->p_stats = (global_stats_t *)malloc( sizeof( global_stats_t ) );
180 vlc_mutex_init( p_playlist, &p_playlist->p_stats->lock );
182 /* Finally, launch the thread ! */
183 if( vlc_thread_create( p_playlist, "playlist", RunThread,
184 VLC_THREAD_PRIORITY_LOW, VLC_TRUE ) )
186 msg_Err( p_playlist, "cannot spawn playlist thread" );
187 vlc_object_destroy( p_playlist );
191 /* Preparsing stuff */
192 p_playlist->p_preparse = vlc_object_create( p_playlist,
193 sizeof( playlist_preparse_t ) );
194 if( !p_playlist->p_preparse )
196 msg_Err( p_playlist, "unable to create preparser" );
197 vlc_object_destroy( p_playlist );
202 p_playlist->p_preparse->i_waiting = 0;
203 p_playlist->p_preparse->pi_waiting = NULL;
206 p_playlist->p_interaction = NULL;
208 vlc_object_attach( p_playlist->p_preparse, p_playlist );
209 if( vlc_thread_create( p_playlist->p_preparse, "preparser",
210 RunPreparse, VLC_THREAD_PRIORITY_LOW, VLC_TRUE ) )
212 msg_Err( p_playlist, "cannot spawn preparse thread" );
213 vlc_object_detach( p_playlist->p_preparse );
214 vlc_object_destroy( p_playlist->p_preparse );
218 /* The object has been initialized, now attach it */
219 vlc_object_attach( p_playlist, p_parent );
225 * Destroy the playlist.
227 * Delete all items in the playlist and free the playlist structure.
228 * \param p_playlist the playlist structure to destroy
229 * \return VLC_SUCCESS or an error
231 int playlist_Destroy( playlist_t * p_playlist )
234 p_playlist->b_die = 1;
236 while( p_playlist->i_sds )
238 playlist_ServicesDiscoveryRemove( p_playlist,
239 p_playlist->pp_sds[0]->psz_module );
242 if( p_playlist->p_interaction )
244 intf_InteractionDestroy( p_playlist->p_interaction );
247 vlc_thread_join( p_playlist->p_preparse );
248 vlc_thread_join( p_playlist );
250 vlc_object_detach( p_playlist->p_preparse );
252 var_Destroy( p_playlist, "intf-change" );
253 var_Destroy( p_playlist, "item-change" );
254 var_Destroy( p_playlist, "playlist-current" );
255 var_Destroy( p_playlist, "intf-popmenu" );
256 var_Destroy( p_playlist, "intf-show" );
257 var_Destroy( p_playlist, "play-and-stop" );
258 var_Destroy( p_playlist, "random" );
259 var_Destroy( p_playlist, "repeat" );
260 var_Destroy( p_playlist, "loop" );
262 playlist_Clear( p_playlist );
264 for( i = p_playlist->i_views - 1; i >= 0 ; i-- )
266 playlist_view_t *p_view = p_playlist->pp_views[i];
267 if( p_view->psz_name )
268 free( p_view->psz_name );
269 playlist_ItemDelete( p_view->p_root );
270 REMOVE_ELEM( p_playlist->pp_views, p_playlist->i_views, i );
274 vlc_mutex_destroy( &p_playlist->gc_lock );
275 vlc_object_destroy( p_playlist->p_preparse );
276 vlc_object_destroy( p_playlist );
283 * Do a playlist action.
285 * If there is something in the playlist then you can do playlist actions.
287 * Playlist lock must not be taken when calling this function
289 * \param p_playlist the playlist to do the command on
290 * \param i_query the command to do
291 * \param variable number of arguments
292 * \return VLC_SUCCESS or an error
294 int playlist_LockControl( playlist_t * p_playlist, int i_query, ... )
298 va_start( args, i_query );
299 vlc_mutex_lock( &p_playlist->object_lock );
300 i_result = playlist_vaControl( p_playlist, i_query, args );
302 vlc_mutex_unlock( &p_playlist->object_lock );
307 * Do a playlist action.
309 * If there is something in the playlist then you can do playlist actions.
311 * Playlist lock must be taken when calling this function
313 * \param p_playlist the playlist to do the command on
314 * \param i_query the command to do
315 * \param variable number of arguments
316 * \return VLC_SUCCESS or an error
318 int playlist_Control( playlist_t * p_playlist, int i_query, ... )
322 va_start( args, i_query );
323 i_result = playlist_vaControl( p_playlist, i_query, args );
329 int playlist_vaControl( playlist_t * p_playlist, int i_query, va_list args )
331 playlist_view_t *p_view;
332 playlist_item_t *p_item, *p_node;
336 #ifdef PLAYLIST_PROFILE
337 p_playlist->request_date = mdate();
340 if( p_playlist->i_size <= 0 )
348 p_playlist->status.i_status = PLAYLIST_STOPPED;
349 p_playlist->request.b_request = VLC_TRUE;
350 p_playlist->request.p_item = NULL;
353 case PLAYLIST_ITEMPLAY:
354 p_item = (playlist_item_t *)va_arg( args, playlist_item_t * );
355 if ( p_item == NULL || p_item->input.psz_uri == NULL )
357 p_playlist->status.i_status = PLAYLIST_RUNNING;
358 p_playlist->request.i_skip = 0;
359 p_playlist->request.b_request = VLC_TRUE;
360 p_playlist->request.p_item = p_item;
361 p_playlist->request.i_view = p_playlist->status.i_view;
362 p_view = playlist_ViewFind( p_playlist, p_playlist->status.i_view );
365 p_playlist->request.p_node = p_view->p_root;
369 p_playlist->request.p_node = NULL;
373 case PLAYLIST_VIEWPLAY:
374 i_view = (int)va_arg( args,int );
375 p_node = (playlist_item_t *)va_arg( args, playlist_item_t * );
376 p_item = (playlist_item_t *)va_arg( args, playlist_item_t * );
377 if ( p_node == NULL ) //|| (p_item != NULL && p_item->input.psz_uri
380 p_playlist->status.i_status = PLAYLIST_STOPPED;
381 p_playlist->request.b_request = VLC_TRUE;
384 p_playlist->status.i_status = PLAYLIST_RUNNING;
385 p_playlist->request.i_skip = 0;
386 p_playlist->request.b_request = VLC_TRUE;
387 p_playlist->request.i_view = i_view;
388 p_playlist->request.p_node = p_node;
389 p_playlist->request.p_item = p_item;
391 /* Don't go further if the node doesn't want to */
392 if( ! p_playlist->request.p_node->i_flags & PLAYLIST_SKIP_FLAG )
394 p_playlist->b_go_next = VLC_FALSE;
398 p_playlist->b_go_next = VLC_TRUE;
403 p_playlist->status.i_status = PLAYLIST_RUNNING;
405 if( p_playlist->p_input )
407 val.i_int = PLAYING_S;
408 var_Set( p_playlist->p_input, "state", val );
412 /* FIXME : needed ? */
413 p_playlist->request.b_request = VLC_TRUE;
414 p_playlist->request.i_view = p_playlist->status.i_view;
415 p_playlist->request.p_node = p_playlist->status.p_node;
416 p_playlist->request.p_item = p_playlist->status.p_item;
417 p_playlist->request.i_skip = 0;
418 p_playlist->request.i_goto = -1;
421 case PLAYLIST_AUTOPLAY:
422 p_playlist->status.i_status = PLAYLIST_RUNNING;
423 p_playlist->status.p_node = p_playlist->p_general;
425 p_playlist->request.b_request = VLC_FALSE;
430 if( p_playlist->p_input )
431 var_Get( p_playlist->p_input, "state", &val );
433 if( val.i_int == PAUSE_S )
435 p_playlist->status.i_status = PLAYLIST_RUNNING;
436 if( p_playlist->p_input )
438 val.i_int = PLAYING_S;
439 var_Set( p_playlist->p_input, "state", val );
444 p_playlist->status.i_status = PLAYLIST_PAUSED;
445 if( p_playlist->p_input )
448 var_Set( p_playlist->p_input, "state", val );
454 p_playlist->request.i_view = p_playlist->status.i_view;
455 if( p_playlist->status.i_view > -1 )
457 p_playlist->request.p_node = p_playlist->status.p_node;
458 p_playlist->request.p_item = p_playlist->status.p_item;
462 p_playlist->request.p_node = NULL;
463 p_playlist->request.p_item = NULL;
465 p_playlist->request.i_skip = (int) va_arg( args, int );
466 p_playlist->request.b_request = VLC_TRUE;
470 p_playlist->status.i_status = PLAYLIST_RUNNING;
471 p_playlist->request.p_node = NULL;
472 p_playlist->request.p_item = NULL;
473 p_playlist->request.i_view = -1;
474 p_playlist->request.i_goto = (int) va_arg( args, int );
475 p_playlist->request.b_request = VLC_TRUE;
479 msg_Err( p_playlist, "unknown playlist query" );
487 int playlist_PreparseEnqueue( playlist_t *p_playlist,
488 input_item_t *p_item )
490 vlc_mutex_lock( &p_playlist->p_preparse->object_lock );
491 INSERT_ELEM( p_playlist->p_preparse->pi_waiting,
492 p_playlist->p_preparse->i_waiting,
493 p_playlist->p_preparse->i_waiting,
495 vlc_mutex_unlock( &p_playlist->p_preparse->object_lock );
499 /* Should only be called if playlist and preparser are locked */
500 void playlist_PreparseEnqueueItemSub( playlist_t *p_playlist,
501 playlist_item_t *p_item )
504 if( p_item->i_children == -1 )
506 INSERT_ELEM( p_playlist->p_preparse->pi_waiting,
507 p_playlist->p_preparse->i_waiting,
508 p_playlist->p_preparse->i_waiting,
509 (p_item->input.i_id) );
513 for( i = 0; i < p_item->i_children; i++)
515 playlist_PreparseEnqueueItemSub( p_playlist,
516 p_item->pp_children[i] );
521 int playlist_PreparseEnqueueItem( playlist_t *p_playlist,
522 playlist_item_t *p_item )
524 vlc_mutex_lock( &p_playlist->object_lock );
525 vlc_mutex_lock( &p_playlist->p_preparse->object_lock );
526 playlist_PreparseEnqueueItemSub( p_playlist, p_item );
527 vlc_mutex_unlock( &p_playlist->p_preparse->object_lock );
528 vlc_mutex_unlock( &p_playlist->object_lock );
533 /* Destroy remaining objects */
534 static mtime_t ObjectGarbageCollector( playlist_t *p_playlist, int i_type,
535 mtime_t destroy_date )
539 if( destroy_date > mdate() ) return destroy_date;
541 if( destroy_date == 0 )
543 /* give a little time */
544 return mdate() + I64C(1000000);
548 vlc_mutex_lock( &p_playlist->gc_lock );
549 while( ( p_obj = vlc_object_find( p_playlist, i_type, FIND_CHILD ) ) )
551 if( p_obj->p_parent != (vlc_object_t*)p_playlist )
553 /* only first child (ie unused) */
554 vlc_object_release( p_obj );
557 if( i_type == VLC_OBJECT_VOUT )
559 msg_Dbg( p_playlist, "garbage collector destroying 1 vout" );
560 vlc_object_detach( p_obj );
561 vlc_object_release( p_obj );
562 vout_Destroy( (vout_thread_t *)p_obj );
564 else if( i_type == VLC_OBJECT_SOUT )
566 vlc_object_release( p_obj );
567 sout_DeleteInstance( (sout_instance_t*)p_obj );
570 vlc_mutex_unlock( &p_playlist->gc_lock );
575 /*****************************************************************************
576 * RunThread: main playlist thread
577 *****************************************************************************/
578 static void RunThread ( playlist_t *p_playlist )
581 playlist_item_t *p_item = NULL;
583 mtime_t i_vout_destroyed_date = 0;
584 mtime_t i_sout_destroyed_date = 0;
588 playlist_item_t *p_autodelete_item = NULL;
590 /* Tell above that we're ready */
591 vlc_thread_ready( p_playlist );
593 while( !p_playlist->b_die )
596 if( p_playlist->p_interaction )
598 stats_TimerStart( p_playlist, "Interaction thread" );
599 intf_InteractionManage( p_playlist );
600 stats_TimerStop( p_playlist, "Interaction thread" );
603 if( i_loops %5 == 0 && p_playlist->p_stats )
605 stats_ComputeGlobalStats( p_playlist, p_playlist->p_stats );
608 vlc_mutex_lock( &p_playlist->object_lock );
610 /* First, check if we have something to do */
611 /* FIXME : this can be called several times */
612 if( p_playlist->request.b_request )
614 #ifdef PLAYLIST_PROFILE
615 msg_Dbg(p_playlist, "beginning processing of request, "
616 I64Fi" us ", mdate() - p_playlist->request_date );
618 /* Stop the existing input */
619 if( p_playlist->p_input )
621 input_StopThread( p_playlist->p_input );
623 /* The code below will start the next input for us */
624 if( p_playlist->status.i_status == PLAYLIST_STOPPED )
626 p_playlist->request.b_request = VLC_FALSE;
630 /* If there is an input, check that it doesn't need to die. */
631 if( p_playlist->p_input )
633 if( i_loops % 5 == 0 )
635 stats_ComputeInputStats( p_playlist->p_input,
636 p_playlist->p_input->input.p_item->p_stats );
637 // stats_DumpInputStats(
638 // p_playlist->p_input->input.p_item->p_stats );
641 /* This input is dead. Remove it ! */
642 if( p_playlist->p_input->b_dead )
644 input_thread_t *p_input;
646 p_input = p_playlist->p_input;
647 p_playlist->p_input = NULL;
649 /* Release the playlist lock, because we may get stuck
650 * in input_DestroyThread() for some time. */
651 vlc_mutex_unlock( &p_playlist->object_lock );
654 input_DestroyThread( p_input );
656 /* Unlink current input
657 * (_after_ input_DestroyThread for vout garbage collector) */
658 vlc_object_detach( p_input );
661 vlc_object_destroy( p_input );
663 i_vout_destroyed_date = 0;
664 i_sout_destroyed_date = 0;
666 if( p_playlist->status.p_item->i_flags
667 & PLAYLIST_REMOVE_FLAG )
669 playlist_ItemDelete( p_item );
670 p_playlist->status.p_item = NULL;
675 /* This input is dying, let it do */
676 else if( p_playlist->p_input->b_die )
680 /* This input has finished, ask it to die ! */
681 else if( p_playlist->p_input->b_error
682 || p_playlist->p_input->b_eof )
684 /* TODO FIXME XXX TODO FIXME XXX */
685 /* Check for autodeletion */
687 if( p_playlist->status.p_item->i_flags & PLAYLIST_DEL_FLAG )
689 p_autodelete_item = p_playlist->status.p_item;
691 input_StopThread( p_playlist->p_input );
692 /* Select the next playlist item */
693 vlc_mutex_unlock( &p_playlist->object_lock );
696 else if( p_playlist->p_input->i_state != INIT_S )
698 vlc_mutex_unlock( &p_playlist->object_lock );
699 i_vout_destroyed_date =
700 ObjectGarbageCollector( p_playlist, VLC_OBJECT_VOUT,
701 i_vout_destroyed_date );
702 i_sout_destroyed_date =
703 ObjectGarbageCollector( p_playlist, VLC_OBJECT_SOUT,
704 i_sout_destroyed_date );
705 vlc_mutex_lock( &p_playlist->object_lock );
708 else if( p_playlist->status.i_status != PLAYLIST_STOPPED )
710 /* Start another input.
711 * Get the next item to play */
712 stats_TimerStart( p_playlist, "Playlist walk" );
713 p_item = NextItem( p_playlist );
714 stats_TimerStop( p_playlist, "Playlist walk" );
719 if( p_autodelete_item )
721 playlist_Delete( p_playlist,
722 p_autodelete_item->input.i_id );
723 p_autodelete_item = NULL;
725 p_playlist->status.i_status = PLAYLIST_STOPPED;
726 vlc_mutex_unlock( &p_playlist->object_lock );
730 PlayItem( p_playlist, p_item );
732 if( p_autodelete_item )
734 playlist_Delete( p_playlist, p_autodelete_item->input.i_id );
735 p_autodelete_item = NULL;
738 else if( p_playlist->status.i_status == PLAYLIST_STOPPED )
740 if( p_item && p_playlist->status.p_item &&
741 p_playlist->status.p_item->i_flags & PLAYLIST_REMOVE_FLAG )
743 playlist_ItemDelete( p_item );
744 p_playlist->status.p_item = NULL;
747 /* Collect garbage */
748 vlc_mutex_unlock( &p_playlist->object_lock );
749 i_sout_destroyed_date =
750 ObjectGarbageCollector( p_playlist, VLC_OBJECT_SOUT, mdate() );
751 i_vout_destroyed_date =
752 ObjectGarbageCollector( p_playlist, VLC_OBJECT_VOUT, mdate() );
753 vlc_mutex_lock( &p_playlist->object_lock );
755 vlc_mutex_unlock( &p_playlist->object_lock );
757 msleep( INTF_IDLE_SLEEP / 2 );
759 /* Stop sleeping earlier if we have work */
760 /* TODO : statistics about this */
761 if ( p_playlist->request.b_request &&
762 p_playlist->status.i_status == PLAYLIST_RUNNING )
767 msleep( INTF_IDLE_SLEEP / 2 );
772 /* If there is an input, kill it */
775 vlc_mutex_lock( &p_playlist->object_lock );
777 if( p_playlist->p_input == NULL )
779 vlc_mutex_unlock( &p_playlist->object_lock );
783 if( p_playlist->p_input->b_dead )
785 input_thread_t *p_input;
787 /* Unlink current input */
788 p_input = p_playlist->p_input;
789 p_playlist->p_input = NULL;
790 vlc_mutex_unlock( &p_playlist->object_lock );
793 input_DestroyThread( p_input );
794 /* Unlink current input (_after_ input_DestroyThread for vout
795 * garbage collector)*/
796 vlc_object_detach( p_input );
799 vlc_object_destroy( p_input );
802 else if( p_playlist->p_input->b_die )
804 /* This input is dying, leave it alone */
807 else if( p_playlist->p_input->b_error || p_playlist->p_input->b_eof )
809 input_StopThread( p_playlist->p_input );
810 vlc_mutex_unlock( &p_playlist->object_lock );
815 p_playlist->p_input->b_eof = 1;
818 vlc_mutex_unlock( &p_playlist->object_lock );
820 msleep( INTF_IDLE_SLEEP );
823 /* close all remaining sout */
824 while( ( p_obj = vlc_object_find( p_playlist,
825 VLC_OBJECT_SOUT, FIND_CHILD ) ) )
827 vlc_object_release( p_obj );
828 sout_DeleteInstance( (sout_instance_t*)p_obj );
831 /* close all remaining vout */
832 while( ( p_obj = vlc_object_find( p_playlist,
833 VLC_OBJECT_VOUT, FIND_CHILD ) ) )
835 vlc_object_detach( p_obj );
836 vlc_object_release( p_obj );
837 vout_Destroy( (vout_thread_t *)p_obj );
841 /* Queue for items to preparse */
842 static void RunPreparse ( playlist_preparse_t *p_obj )
844 playlist_t *p_playlist = (playlist_t *)p_obj->p_parent;
847 /* Tell above that we're ready */
848 vlc_thread_ready( p_obj );
850 while( !p_playlist->b_die )
852 vlc_mutex_lock( &p_obj->object_lock );
854 if( p_obj->i_waiting > 0 )
856 int i_current_id = p_obj->pi_waiting[0];
857 playlist_item_t *p_current;
858 REMOVE_ELEM( p_obj->pi_waiting, p_obj->i_waiting, 0 );
859 vlc_mutex_unlock( &p_obj->object_lock );
860 vlc_mutex_lock( &p_playlist->object_lock );
862 p_current = playlist_ItemGetById( p_playlist, i_current_id );
865 vlc_bool_t b_preparsed = VLC_FALSE;
866 if( strncmp( p_current->input.psz_uri, "http:", 5 ) &&
867 strncmp( p_current->input.psz_uri, "rtsp:", 5 ) &&
868 strncmp( p_current->input.psz_uri, "udp:", 4 ) &&
869 strncmp( p_current->input.psz_uri, "mms:", 4 ) &&
870 strncmp( p_current->input.psz_uri, "cdda:", 4 ) &&
871 strncmp( p_current->input.psz_uri, "dvd:", 4 ) &&
872 strncmp( p_current->input.psz_uri, "v4l:", 4 ) &&
873 strncmp( p_current->input.psz_uri, "dshow:", 6 ) )
875 b_preparsed = VLC_TRUE;
876 stats_TimerStart( p_playlist, "Preparse run" );
877 input_Preparse( p_playlist, &p_current->input );
878 stats_TimerStop( p_playlist, "Preparse run" );
880 vlc_mutex_unlock( &p_playlist->object_lock );
883 var_SetInteger( p_playlist, "item-change",
884 p_current->input.i_id );
888 vlc_mutex_unlock( &p_playlist->object_lock );
889 vlc_mutex_lock( &p_obj->object_lock );
891 b_sleep = ( p_obj->i_waiting == 0 );
893 vlc_mutex_unlock( &p_obj->object_lock );
895 if( p_obj->i_waiting == 0 )
897 msleep( INTF_IDLE_SLEEP );
902 /*****************************************************************************
904 *****************************************************************************
905 * This function calculates the next playlist item, depending
906 * on the playlist course mode (forward, backward, random, view,...).
907 *****************************************************************************/
908 static playlist_item_t * NextItem( playlist_t *p_playlist )
910 playlist_item_t *p_new = NULL;
911 int i_skip,i_goto,i, i_new, i_count ;
912 playlist_view_t *p_view;
914 vlc_bool_t b_loop = var_GetBool( p_playlist, "loop" );
915 vlc_bool_t b_random = var_GetBool( p_playlist, "random" );
916 vlc_bool_t b_repeat = var_GetBool( p_playlist, "repeat" );
917 vlc_bool_t b_playstop = var_GetBool( p_playlist, "play-and-stop" );
919 #ifdef PLAYLIST_PROFILE
920 /* Calculate time needed */
921 int64_t start = mdate();
923 /* Handle quickly a few special cases */
925 /* No items to play */
926 if( p_playlist->i_size == 0 )
928 msg_Info( p_playlist, "playlist is empty" );
931 /* Nothing requested */
932 if( !p_playlist->request.b_request && p_playlist->status.p_item == NULL )
934 msg_Dbg( p_playlist,"nothing requested, starting" );
937 /* Repeat and play/stop */
938 if( !p_playlist->request.b_request && b_repeat == VLC_TRUE &&
939 p_playlist->status.p_item )
941 msg_Dbg( p_playlist,"repeating item" );
942 return p_playlist->status.p_item;
945 if( !p_playlist->request.b_request && b_playstop == VLC_TRUE )
947 msg_Dbg( p_playlist,"stopping (play and stop)");
951 if( !p_playlist->request.b_request && p_playlist->status.p_item &&
952 !( p_playlist->status.p_item->i_flags & PLAYLIST_SKIP_FLAG ) )
954 msg_Dbg( p_playlist, "no-skip mode, stopping") ;
958 /* TODO: improve this (only use current node) */
959 /* TODO: use the "shuffled view" internally ? */
960 /* Random case. This is an exception: if request, but request is skip +- 1
961 * we don't go to next item but select a new random one. */
963 ( !p_playlist->request.b_request ||
964 ( p_playlist->request.b_request && ( p_playlist->request.p_item == NULL ||
965 p_playlist->request.i_skip == 1 || p_playlist->request.i_skip == -1 ) ) ) )
967 /* how many items to choose from ? */
969 for ( i = 0; i < p_playlist->i_size; i++ )
971 if ( p_playlist->pp_items[i]->i_nb_played == 0 )
977 /* Don't loop? Exit! */
980 /* Otherwise reset the counter */
981 for ( i = 0; i < p_playlist->i_size; i++ )
983 p_playlist->pp_items[i]->i_nb_played = 0;
985 i_count = p_playlist->i_size;
987 srand( (unsigned int)mdate() );
988 i = rand() % i_count + 1 ;
989 /* loop thru the list and count down the unplayed items to the selected one */
990 for ( i_new = 0; i_new < p_playlist->i_size && i > 0; i_new++ )
992 if ( p_playlist->pp_items[i_new]->i_nb_played == 0 )
997 p_playlist->request.i_skip = 0;
998 p_playlist->request.b_request = VLC_FALSE;
999 return p_playlist->pp_items[i_new];
1002 /* Start the real work */
1003 if( p_playlist->request.b_request )
1005 #ifdef PLAYLIST_DEBUG
1006 msg_Dbg( p_playlist,"processing request" );
1008 /* We are not playing from a view */
1009 if( p_playlist->request.i_view == -1 )
1011 #ifdef PLAYLIST_DEBUG
1012 msg_Dbg( p_playlist, "non-view mode request");
1014 /* Directly select the item, just like now */
1015 p_new = p_playlist->request.p_item;
1016 i_skip = p_playlist->request.i_skip;
1017 i_goto = p_playlist->request.i_goto;
1019 if( p_playlist->i_index < 0 ) p_playlist->i_index = 0;
1020 if ( p_new == NULL )
1021 p_new = p_playlist->pp_items[p_playlist->i_index];
1023 if( i_goto >= 0 && i_goto < p_playlist->i_size )
1025 p_playlist->i_index = i_goto;
1026 p_new = p_playlist->pp_items[p_playlist->i_index];
1027 p_playlist->request.i_goto = -1;
1032 if( p_playlist->i_index + i_skip < p_playlist->i_size &&
1033 p_playlist->i_index + i_skip >= 0 )
1035 p_playlist->i_index += i_skip;
1036 p_new = p_playlist->pp_items[p_playlist->i_index];
1038 p_playlist->request.i_skip = 0;
1040 if( !( p_new->i_flags & PLAYLIST_SKIP_FLAG ) )
1047 #ifdef PLAYLIST_DEBUG
1048 msg_Dbg( p_playlist, "view mode request" );
1050 p_new = p_playlist->request.p_item;
1051 i_skip = p_playlist->request.i_skip;
1053 /* If we are asked for a node, take its first item */
1054 if( p_playlist->request.p_item == NULL && i_skip == 0 )
1059 p_view = playlist_ViewFind( p_playlist,p_playlist->request.i_view );
1060 p_playlist->status.p_node = p_playlist->request.p_node;
1061 p_playlist->status.i_view = p_playlist->request.i_view;
1064 msg_Err( p_playlist, "p_view is NULL and should not! (requested view is %i", p_playlist->request.i_view );
1066 else if( i_skip > 0 )
1068 for( i = i_skip; i > 0 ; i-- )
1070 p_new = playlist_FindNextFromParent( p_playlist,
1071 p_playlist->request.i_view,
1073 p_playlist->request.p_node,
1077 #ifdef PLAYLIST_DEBUG
1078 msg_Dbg( p_playlist, "looping" );
1080 p_new = playlist_FindNextFromParent( p_playlist,
1081 p_playlist->request.i_view,
1085 if( p_new == NULL ) break;
1089 else if( i_skip < 0 )
1091 for( i = i_skip; i < 0 ; i++ )
1093 p_new = playlist_FindPrevFromParent( p_playlist,
1094 p_playlist->request.i_view,
1096 p_playlist->request.p_node,
1100 /* We reach the beginning of the playlist.
1101 Go back to the last item. */
1102 p_new = playlist_RecursiveFindLast( p_playlist,
1105 if( p_new == NULL ) break;
1110 /* Clear the request */
1111 p_playlist->request.b_request = VLC_FALSE;
1113 /* "Automatic" item change ( next ) */
1116 p_playlist->request_date = 0;
1118 if( p_playlist->status.i_view == -1 )
1120 #ifdef PLAYLIST_DEBUG
1121 msg_Dbg( p_playlist, "no request - old mode" );
1123 if( p_playlist->i_index + 1 < p_playlist->i_size )
1125 p_playlist->i_index++;
1126 p_new = p_playlist->pp_items[p_playlist->i_index];
1127 if( !( p_new->i_flags & PLAYLIST_SKIP_FLAG ) )
1134 if( b_loop && p_playlist->i_size > 0)
1136 p_playlist->i_index = 0;
1137 p_new = p_playlist->pp_items[0];
1143 /* We are playing with a view */
1146 #ifdef PLAYLIST_DEBUG
1147 msg_Dbg( p_playlist,"no request - from a view" );
1149 playlist_view_t *p_view =
1150 playlist_ViewFind( p_playlist,
1151 p_playlist->status.i_view );
1154 msg_Err( p_playlist, "p_view is NULL and should not! (FIXME)" );
1158 p_new = playlist_FindNextFromParent( p_playlist,
1159 p_playlist->status.i_view,
1161 p_playlist->status.p_node,
1162 p_playlist->status.p_item );
1163 if( p_new == NULL && b_loop )
1165 #ifdef PLAYLIST_DEBUG
1166 msg_Dbg( p_playlist, "looping" );
1168 p_new = playlist_FindNextFromParent( p_playlist,
1169 p_playlist->status.i_view,
1174 if( p_new != NULL && !(p_new->i_flags & PLAYLIST_SKIP_FLAG) )
1181 if( p_playlist->i_index >= 0 && p_new != NULL &&
1182 p_playlist->pp_items[p_playlist->i_index] != p_new )
1184 p_playlist->i_index = playlist_GetPositionById( p_playlist,
1185 p_new->input.i_id );
1188 #ifdef PLAYLIST_PROFILE
1189 msg_Dbg(p_playlist,"next item found in "I64Fi " us", mdate()-start );
1194 msg_Info( p_playlist, "nothing to play" );
1200 /*****************************************************************************
1201 * PlayItem: start the input thread for an item
1202 ****************************************************************************/
1203 static int PlayItem( playlist_t *p_playlist, playlist_item_t *p_item )
1207 msg_Dbg( p_playlist, "creating new input thread" );
1209 p_item->i_nb_played++;
1210 p_playlist->status.p_item = p_item;
1212 p_playlist->i_index = playlist_GetPositionById( p_playlist,
1213 p_item->input.i_id );
1215 #ifdef PLAYLIST_PROFILE
1216 if( p_playlist->request_date != 0 )
1218 msg_Dbg( p_playlist, "request processed after "I64Fi " us",
1219 mdate() - p_playlist->request_date );
1223 p_playlist->p_input = input_CreateThread( p_playlist, &p_item->input );
1225 val.i_int = p_item->input.i_id;
1226 /* unlock the playlist to set the var...mmm */
1227 vlc_mutex_unlock( &p_playlist->object_lock);
1228 var_Set( p_playlist, "playlist-current", val);
1229 vlc_mutex_lock( &p_playlist->object_lock);