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[vlc] / src / input / vlm.c
1 /*****************************************************************************
2  * vlm.c: VLM interface plugin
3  *****************************************************************************
4  * Copyright (C) 2000-2005 the VideoLAN team
5  * $Id$
6  *
7  * Authors: Simon Latapie <garf@videolan.org>
8  *          Laurent Aimar <fenrir@videolan.org>
9  *          Gildas Bazin <gbazin@videolan.org>
10  *
11  * This program is free software; you can redistribute it and/or modify
12  * it under the terms of the GNU General Public License as published by
13  * the Free Software Foundation; either version 2 of the License, or
14  * (at your option) any later version.
15  *
16  * This program is distributed in the hope that it will be useful,
17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19  * GNU General Public License for more details.
20  *
21  * You should have received a copy of the GNU General Public License
22  * along with this program; if not, write to the Free Software
23  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
24  *****************************************************************************/
25
26 /*****************************************************************************
27  * Preamble
28  *****************************************************************************/
29 #ifdef HAVE_CONFIG_H
30 # include "config.h"
31 #endif
32
33 #include <vlc_common.h>
34
35 #include <stdio.h>
36 #include <ctype.h>                                              /* tolower() */
37 #include <assert.h>
38
39 #include <vlc_vlm.h>
40 #include <vlc_modules.h>
41
42 #ifndef WIN32
43 #   include <sys/time.h>                                   /* gettimeofday() */
44 #endif
45
46 #ifdef UNDER_CE
47 #include <sys/time.h>                                      /* gettimeofday() */
48 #endif
49
50 #include <time.h>                                                 /* ctime() */
51 #if defined (WIN32) && !defined (UNDER_CE)
52 #include <sys/timeb.h>                                            /* ftime() */
53 #endif
54
55 #include <vlc_input.h>
56 #include <vlc_stream.h>
57 #include "vlm_internal.h"
58 #include "vlm_event.h"
59 #include <vlc_vod.h>
60 #include <vlc_sout.h>
61 #include "../stream_output/stream_output.h"
62 #include "../libvlc.h"
63
64 /*****************************************************************************
65  * Local prototypes.
66  *****************************************************************************/
67
68 static void vlm_Destructor( vlm_t *p_vlm );
69 static void* Manage( void * );
70 static int vlm_MediaVodControl( void *, vod_media_t *, const char *, int, va_list );
71
72 static int InputEventPreparse( vlc_object_t *p_this, char const *psz_cmd,
73                                vlc_value_t oldval, vlc_value_t newval, void *p_data )
74 {
75     VLC_UNUSED(p_this); VLC_UNUSED(psz_cmd); VLC_UNUSED(oldval);
76     vlc_sem_t *p_sem_preparse = p_data;
77
78     if( newval.i_int == INPUT_EVENT_DEAD ||
79         newval.i_int == INPUT_EVENT_ITEM_META )
80         vlc_sem_post( p_sem_preparse );
81
82     return VLC_SUCCESS;
83 }
84
85 static int InputEvent( vlc_object_t *p_this, char const *psz_cmd,
86                        vlc_value_t oldval, vlc_value_t newval,
87                        void *p_data )
88 {
89     VLC_UNUSED(psz_cmd);
90     VLC_UNUSED(oldval);
91     input_thread_t *p_input = (input_thread_t *)p_this;
92     vlm_t *p_vlm = libvlc_priv( p_input->p_libvlc )->p_vlm;
93     assert( p_vlm );
94     vlm_media_sys_t *p_media = p_data;
95     const char *psz_instance_name = NULL;
96
97     if( newval.i_int == INPUT_EVENT_STATE )
98     {
99         for( int i = 0; i < p_media->i_instance; i++ )
100         {
101             if( p_media->instance[i]->p_input == p_input )
102             {
103                 psz_instance_name = p_media->instance[i]->psz_name;
104                 break;
105             }
106         }
107         vlm_SendEventMediaInstanceState( p_vlm, p_media->cfg.id, p_media->cfg.psz_name, psz_instance_name, var_GetInteger( p_input, "state" ) );
108
109         vlc_mutex_lock( &p_vlm->lock_manage );
110         p_vlm->input_state_changed = true;
111         vlc_cond_signal( &p_vlm->wait_manage );
112         vlc_mutex_unlock( &p_vlm->lock_manage );
113     }
114     return VLC_SUCCESS;
115 }
116
117 static vlc_mutex_t vlm_mutex = VLC_STATIC_MUTEX;
118
119 #undef vlm_New
120 /*****************************************************************************
121  * vlm_New:
122  *****************************************************************************/
123 vlm_t *vlm_New ( vlc_object_t *p_this )
124 {
125     vlm_t *p_vlm = NULL, **pp_vlm = &(libvlc_priv (p_this->p_libvlc)->p_vlm);
126     char *psz_vlmconf;
127     static const char vlm_object_name[] = "vlm daemon";
128
129     /* Avoid multiple creation */
130     vlc_mutex_lock( &vlm_mutex );
131
132     p_vlm = *pp_vlm;
133     if( p_vlm )
134     {   /* VLM already exists */
135         vlc_object_hold( p_vlm );
136         vlc_mutex_unlock( &vlm_mutex );
137         return p_vlm;
138     }
139
140     msg_Dbg( p_this, "creating VLM" );
141
142     p_vlm = vlc_custom_create( p_this, sizeof( *p_vlm ), VLC_OBJECT_GENERIC,
143                                vlm_object_name );
144     if( !p_vlm )
145     {
146         vlc_mutex_unlock( &vlm_mutex );
147         return NULL;
148     }
149
150     vlc_mutex_init( &p_vlm->lock );
151     vlc_mutex_init( &p_vlm->lock_manage );
152     vlc_cond_init_daytime( &p_vlm->wait_manage );
153     p_vlm->input_state_changed = false;
154     p_vlm->i_id = 1;
155     TAB_INIT( p_vlm->i_media, p_vlm->media );
156     TAB_INIT( p_vlm->i_schedule, p_vlm->schedule );
157     p_vlm->p_vod = NULL;
158     var_Create( p_vlm, "intf-event", VLC_VAR_ADDRESS );
159     vlc_object_attach( p_vlm, p_this->p_libvlc );
160
161     if( vlc_clone( &p_vlm->thread, Manage, p_vlm, VLC_THREAD_PRIORITY_LOW ) )
162     {
163         vlc_cond_destroy( &p_vlm->wait_manage );
164         vlc_mutex_destroy( &p_vlm->lock );
165         vlc_mutex_destroy( &p_vlm->lock_manage );
166         vlc_object_release( p_vlm );
167         vlc_mutex_unlock( &vlm_mutex );
168         return NULL;
169     }
170
171     *pp_vlm = p_vlm; /* for future reference */
172
173     /* Load our configuration file */
174     psz_vlmconf = var_CreateGetString( p_vlm, "vlm-conf" );
175     if( psz_vlmconf && *psz_vlmconf )
176     {
177         vlm_message_t *p_message = NULL;
178         char *psz_buffer = NULL;
179
180         msg_Dbg( p_this, "loading VLM configuration" );
181         if( asprintf(&psz_buffer, "load %s", psz_vlmconf ) != -1 )
182         {
183             msg_Dbg( p_this, "%s", psz_buffer );
184             if( vlm_ExecuteCommand( p_vlm, psz_buffer, &p_message ) )
185                 msg_Warn( p_this, "error while loading the configuration file" );
186
187             vlm_MessageDelete( p_message );
188             free( psz_buffer );
189         }
190     }
191     free( psz_vlmconf );
192
193     vlc_object_set_destructor( p_vlm, (vlc_destructor_t)vlm_Destructor );
194     vlc_mutex_unlock( &vlm_mutex );
195
196     return p_vlm;
197 }
198
199 /*****************************************************************************
200  * vlm_Delete:
201  *****************************************************************************/
202 void vlm_Delete( vlm_t *p_vlm )
203 {
204     /* vlm_Delete() is serialized against itself, and against vlm_New().
205      * This way, vlm_Destructor () (called from vlc_objet_release() above)
206      * is serialized against setting libvlc_priv->p_vlm from vlm_New(). */
207     vlc_mutex_lock( &vlm_mutex );
208     vlc_object_release( p_vlm );
209     vlc_mutex_unlock( &vlm_mutex );
210 }
211
212 /*****************************************************************************
213  * vlm_Destructor:
214  *****************************************************************************/
215 static void vlm_Destructor( vlm_t *p_vlm )
216 {
217     vlc_mutex_lock( &p_vlm->lock );
218     vlm_ControlInternal( p_vlm, VLM_CLEAR_MEDIAS );
219     TAB_CLEAN( p_vlm->i_media, p_vlm->media );
220
221     vlm_ControlInternal( p_vlm, VLM_CLEAR_SCHEDULES );
222     TAB_CLEAN( p_vlm->schedule, p_vlm->schedule );
223     vlc_mutex_unlock( &p_vlm->lock );
224
225     libvlc_priv(p_vlm->p_libvlc)->p_vlm = NULL;
226     vlc_object_kill( p_vlm );
227
228     if( p_vlm->p_vod )
229     {
230         module_unneed( p_vlm->p_vod, p_vlm->p_vod->p_module );
231         vlc_object_release( p_vlm->p_vod );
232     }
233
234     vlc_mutex_lock( &p_vlm->lock_manage );
235     p_vlm->input_state_changed = true;
236     vlc_cond_signal( &p_vlm->wait_manage );
237     vlc_mutex_unlock( &p_vlm->lock_manage );
238
239     /*vlc_cancel( p_vlm->thread ); */
240     vlc_join( p_vlm->thread, NULL );
241
242     vlc_cond_destroy( &p_vlm->wait_manage );
243     vlc_mutex_destroy( &p_vlm->lock );
244     vlc_mutex_destroy( &p_vlm->lock_manage );
245 }
246
247 /*****************************************************************************
248  * vlm_ExecuteCommand:
249  *****************************************************************************/
250 int vlm_ExecuteCommand( vlm_t *p_vlm, const char *psz_command,
251                         vlm_message_t **pp_message)
252 {
253     int i_result;
254
255     vlc_mutex_lock( &p_vlm->lock );
256     i_result = ExecuteCommand( p_vlm, psz_command, pp_message );
257     vlc_mutex_unlock( &p_vlm->lock );
258
259     return i_result;
260 }
261
262
263 int64_t vlm_Date(void)
264 {
265 #if defined (WIN32) && !defined (UNDER_CE)
266     struct timeb tm;
267     ftime( &tm );
268     return ((int64_t)tm.time) * 1000000 + ((int64_t)tm.millitm) * 1000;
269 #else
270     struct timeval tv_date;
271
272     /* gettimeofday() cannot fail given &tv_date is a valid address */
273     (void)gettimeofday( &tv_date, NULL );
274     return (mtime_t) tv_date.tv_sec * 1000000 + (mtime_t) tv_date.tv_usec;
275 #endif
276 }
277
278
279 /*****************************************************************************
280  *
281  *****************************************************************************/
282 static int vlm_MediaVodControl( void *p_private, vod_media_t *p_vod_media,
283                                 const char *psz_id, int i_query, va_list args )
284 {
285     vlm_t *vlm = (vlm_t *)p_private;
286     int i, i_ret;
287     const char *psz;
288     int64_t id;
289
290     if( !p_private || !p_vod_media )
291         return VLC_EGENERIC;
292
293     vlc_mutex_lock( &vlm->lock );
294
295     /* Find media id */
296     for( i = 0, id = -1; i < vlm->i_media; i++ )
297     {
298         if( p_vod_media == vlm->media[i]->vod.p_media )
299         {
300             id = vlm->media[i]->cfg.id;
301             break;
302         }
303     }
304     if( id == -1 )
305     {
306         vlc_mutex_unlock( &vlm->lock );
307         return VLC_EGENERIC;
308     }
309
310     switch( i_query )
311     {
312     case VOD_MEDIA_PLAY:
313         psz = (const char *)va_arg( args, const char * );
314         i_ret = vlm_ControlInternal( vlm, VLM_START_MEDIA_VOD_INSTANCE, id, psz_id, 0, psz );
315         break;
316
317     case VOD_MEDIA_PAUSE:
318         i_ret = vlm_ControlInternal( vlm, VLM_PAUSE_MEDIA_INSTANCE, id, psz_id );
319         break;
320
321     case VOD_MEDIA_STOP:
322         i_ret = vlm_ControlInternal( vlm, VLM_STOP_MEDIA_INSTANCE, id, psz_id );
323         break;
324
325     case VOD_MEDIA_SEEK:
326     {
327         double d_position = (double)va_arg( args, double );
328         i_ret = vlm_ControlInternal( vlm, VLM_SET_MEDIA_INSTANCE_POSITION, id, psz_id, d_position/100.0 );
329         break;
330     }
331
332     case VOD_MEDIA_REWIND:
333     {
334         double d_scale = (double)va_arg( args, double );
335         double d_position;
336
337         vlm_ControlInternal( vlm, VLM_GET_MEDIA_INSTANCE_POSITION, id, psz_id, &d_position );
338         d_position -= (d_scale / 1000.0);
339         if( d_position < 0.0 )
340             d_position = 0.0;
341         i_ret = vlm_ControlInternal( vlm, VLM_SET_MEDIA_INSTANCE_POSITION, id, psz_id, d_position );
342         break;
343     }
344
345     case VOD_MEDIA_FORWARD:
346     {
347         double d_scale = (double)va_arg( args, double );
348         double d_position;
349
350         vlm_ControlInternal( vlm, VLM_GET_MEDIA_INSTANCE_POSITION, id, psz_id, &d_position );
351         d_position += (d_scale / 1000.0);
352         if( d_position > 1.0 )
353             d_position = 1.0;
354         i_ret = vlm_ControlInternal( vlm, VLM_SET_MEDIA_INSTANCE_POSITION, id, psz_id, d_position );
355         break;
356     }
357
358     default:
359         i_ret = VLC_EGENERIC;
360         break;
361     }
362
363     vlc_mutex_unlock( &vlm->lock );
364
365     return i_ret;
366 }
367
368
369 /*****************************************************************************
370  * Manage:
371  *****************************************************************************/
372 static void* Manage( void* p_object )
373 {
374     vlm_t *vlm = (vlm_t*)p_object;
375     int i, j;
376     mtime_t i_lastcheck;
377     mtime_t i_time;
378     mtime_t i_nextschedule = 0;
379
380     int canc = vlc_savecancel ();
381     i_lastcheck = vlm_Date();
382
383     while( !vlm->b_die )
384     {
385         char **ppsz_scheduled_commands = NULL;
386         int    i_scheduled_commands = 0;
387         bool scheduled_command = false;
388
389         vlc_mutex_lock( &vlm->lock_manage );
390         while( !vlm->input_state_changed && !scheduled_command )
391         {
392             if( i_nextschedule )
393                 scheduled_command = vlc_cond_timedwait( &vlm->wait_manage, &vlm->lock_manage, i_nextschedule ) != 0;
394             else
395                 vlc_cond_wait( &vlm->wait_manage, &vlm->lock_manage );
396         }
397         vlm->input_state_changed = false;
398         vlc_mutex_unlock( &vlm->lock_manage );
399         /* destroy the inputs that wants to die, and launch the next input */
400         vlc_mutex_lock( &vlm->lock );
401         for( i = 0; i < vlm->i_media; i++ )
402         {
403             vlm_media_sys_t *p_media = vlm->media[i];
404
405             for( j = 0; j < p_media->i_instance; )
406             {
407                 vlm_media_instance_sys_t *p_instance = p_media->instance[j];
408
409                 if( p_instance->p_input && ( p_instance->p_input->b_eof || p_instance->p_input->b_error ) )
410                 {
411                     int i_new_input_index;
412
413                     /* */
414                     i_new_input_index = p_instance->i_index + 1;
415                     if( !p_media->cfg.b_vod && p_media->cfg.broadcast.b_loop && i_new_input_index >= p_media->cfg.i_input )
416                         i_new_input_index = 0;
417
418                     /* FIXME implement multiple input with VOD */
419                     if( p_media->cfg.b_vod || i_new_input_index >= p_media->cfg.i_input )
420                         vlm_ControlInternal( vlm, VLM_STOP_MEDIA_INSTANCE, p_media->cfg.id, p_instance->psz_name );
421                     else
422                         vlm_ControlInternal( vlm, VLM_START_MEDIA_BROADCAST_INSTANCE, p_media->cfg.id, p_instance->psz_name, i_new_input_index );
423
424                     j = 0;
425                 }
426                 else
427                 {
428                     j++;
429                 }
430             }
431         }
432
433         /* scheduling */
434         i_time = vlm_Date();
435         i_nextschedule = 0;
436
437         for( i = 0; i < vlm->i_schedule; i++ )
438         {
439             mtime_t i_real_date = vlm->schedule[i]->i_date;
440
441             if( vlm->schedule[i]->b_enabled == true )
442             {
443                 if( vlm->schedule[i]->i_date == 0 ) // now !
444                 {
445                     vlm->schedule[i]->i_date = (i_time / 1000000) * 1000000 ;
446                     i_real_date = i_time;
447                 }
448                 else if( vlm->schedule[i]->i_period != 0 )
449                 {
450                     int j = 0;
451                     while( vlm->schedule[i]->i_date + j *
452                            vlm->schedule[i]->i_period <= i_lastcheck &&
453                            ( vlm->schedule[i]->i_repeat > j ||
454                              vlm->schedule[i]->i_repeat == -1 ) )
455                     {
456                         j++;
457                     }
458
459                     i_real_date = vlm->schedule[i]->i_date + j *
460                         vlm->schedule[i]->i_period;
461                 }
462
463                 if( i_real_date <= i_time )
464                 {
465                     if( i_real_date > i_lastcheck )
466                     {
467                         for( j = 0; j < vlm->schedule[i]->i_command; j++ )
468                         {
469                             TAB_APPEND( i_scheduled_commands,
470                                         ppsz_scheduled_commands,
471                                         strdup(vlm->schedule[i]->command[j] ) );
472                         }
473                     }
474                 }
475                 else
476                 {
477                     i_nextschedule = i_real_date;
478                 }
479             }
480         }
481
482         while( i_scheduled_commands )
483         {
484             vlm_message_t *message = NULL;
485             char *psz_command = ppsz_scheduled_commands[0];
486             ExecuteCommand( vlm, psz_command,&message );
487
488             /* for now, drop the message */
489             vlm_MessageDelete( message );
490             TAB_REMOVE( i_scheduled_commands,
491                         ppsz_scheduled_commands,
492                         psz_command );
493             free( psz_command );
494         }
495
496         i_lastcheck = i_time;
497         vlc_mutex_unlock( &vlm->lock );
498
499     }
500
501     vlc_restorecancel (canc);
502     return NULL;
503 }
504
505 /* New API
506  */
507 /*
508 typedef struct
509 {
510     struct
511     {
512         int i_connection_count;
513         int i_connection_active;
514     } vod;
515     struct
516     {
517         int        i_count;
518         bool b_playing;
519         int        i_playing_index;
520     } broadcast;
521
522 } vlm_media_status_t;
523 */
524
525 /* */
526 static vlm_media_sys_t *vlm_ControlMediaGetById( vlm_t *p_vlm, int64_t id )
527 {
528     int i;
529
530     for( i = 0; i < p_vlm->i_media; i++ )
531     {
532         if( p_vlm->media[i]->cfg.id == id )
533             return p_vlm->media[i];
534     }
535     return NULL;
536 }
537 static vlm_media_sys_t *vlm_ControlMediaGetByName( vlm_t *p_vlm, const char *psz_name )
538 {
539     int i;
540
541     for( i = 0; i < p_vlm->i_media; i++ )
542     {
543         if( !strcmp( p_vlm->media[i]->cfg.psz_name, psz_name ) )
544             return p_vlm->media[i];
545     }
546     return NULL;
547 }
548 static int vlm_MediaDescriptionCheck( vlm_t *p_vlm, vlm_media_t *p_cfg )
549 {
550     int i;
551
552     if( !p_cfg || !p_cfg->psz_name ||
553         !strcmp( p_cfg->psz_name, "all" ) || !strcmp( p_cfg->psz_name, "media" ) || !strcmp( p_cfg->psz_name, "schedule" ) )
554         return VLC_EGENERIC;
555
556     for( i = 0; i < p_vlm->i_media; i++ )
557     {
558         if( p_vlm->media[i]->cfg.id == p_cfg->id )
559             continue;
560         if( !strcmp( p_vlm->media[i]->cfg.psz_name, p_cfg->psz_name ) )
561             return VLC_EGENERIC;
562     }
563     return VLC_SUCCESS;
564 }
565
566
567 /* Called after a media description is changed/added */
568 static int vlm_OnMediaUpdate( vlm_t *p_vlm, vlm_media_sys_t *p_media )
569 {
570     vlm_media_t *p_cfg = &p_media->cfg;
571     /* Check if we need to create/delete a vod media */
572     if( p_cfg->b_vod && p_vlm->p_vod )
573     {
574         if( !p_cfg->b_enabled && p_media->vod.p_media )
575         {
576             p_vlm->p_vod->pf_media_del( p_vlm->p_vod, p_media->vod.p_media );
577             p_media->vod.p_media = NULL;
578         }
579         else if( p_cfg->b_enabled && !p_media->vod.p_media && p_cfg->i_input )
580         {
581             /* Pre-parse the input */
582             input_thread_t *p_input;
583             char *psz_output;
584             char *psz_header;
585             char *psz_dup;
586             int i;
587
588             vlc_gc_decref( p_media->vod.p_item );
589             p_media->vod.p_item = input_item_New( p_vlm, p_cfg->ppsz_input[0],
590                 p_cfg->psz_name );
591
592             if( p_cfg->psz_output )
593             {
594                 if( asprintf( &psz_output, "%s:description", p_cfg->psz_output )  == -1 )
595                     psz_output = NULL;
596             }
597             else
598                 psz_output = strdup( "#description" );
599
600             if( psz_output && asprintf( &psz_dup, "sout=%s", psz_output ) != -1 )
601             {
602                 input_item_AddOption( p_media->vod.p_item, psz_dup, VLC_INPUT_OPTION_TRUSTED );
603                 free( psz_dup );
604             }
605             free( psz_output );
606
607             for( i = 0; i < p_cfg->i_option; i++ )
608                 input_item_AddOption( p_media->vod.p_item,
609                                       p_cfg->ppsz_option[i], VLC_INPUT_OPTION_TRUSTED );
610
611             if( asprintf( &psz_header, _("Media: %s"), p_cfg->psz_name ) == -1 )
612                 psz_header = NULL;
613
614             p_input = input_Create( p_vlm->p_vod, p_media->vod.p_item, psz_header, NULL );
615             if( p_input )
616             {
617                 vlc_sem_t sem_preparse;
618                 vlc_sem_init( &sem_preparse, 0 );
619                 var_AddCallback( p_input, "intf-event", InputEventPreparse, &sem_preparse );
620
621                 if( !input_Start( p_input ) )
622                 {
623                     while( !p_input->b_dead && ( !p_cfg->vod.psz_mux || !input_item_IsPreparsed( p_media->vod.p_item ) ) )
624                         vlc_sem_wait( &sem_preparse );
625                 }
626
627                 var_DelCallback( p_input, "intf-event", InputEventPreparse, &sem_preparse );
628                 vlc_sem_destroy( &sem_preparse );
629
630                 input_Stop( p_input, true );
631                 vlc_thread_join( p_input );
632                 vlc_object_release( p_input );
633             }
634             free( psz_header );
635
636             if( p_cfg->vod.psz_mux )
637             {
638                 input_item_t item;
639                 es_format_t es, *p_es = &es;
640                 union { char text[5]; uint32_t value; } fourcc;
641
642                 sprintf( fourcc.text, "%4.4s", p_cfg->vod.psz_mux );
643                 fourcc.text[0] = tolower(fourcc.text[0]);
644                 fourcc.text[1] = tolower(fourcc.text[1]);
645                 fourcc.text[2] = tolower(fourcc.text[2]);
646                 fourcc.text[3] = tolower(fourcc.text[3]);
647
648                 /* XXX: Don't do it that way, but properly use a new input item ref. */
649                 item = *p_media->vod.p_item;
650                 item.i_es = 1;
651                 item.es = &p_es;
652                 es_format_Init( &es, VIDEO_ES, fourcc.value );
653
654                 p_media->vod.p_media =
655                     p_vlm->p_vod->pf_media_new( p_vlm->p_vod, p_cfg->psz_name, &item );
656             }
657             else
658             {
659                 p_media->vod.p_media =
660                     p_vlm->p_vod->pf_media_new( p_vlm->p_vod, p_cfg->psz_name, p_media->vod.p_item );
661             }
662         }
663     }
664     else if ( p_cfg->b_vod )
665         msg_Err( p_vlm, "vod server is not loaded" );
666     else
667     {
668         /* TODO start media if needed */
669     }
670
671     /* TODO add support of var vlm_media_broadcast/vlm_media_vod */
672
673     vlm_SendEventMediaChanged( p_vlm, p_cfg->id, p_cfg->psz_name );
674     return VLC_SUCCESS;
675 }
676 static int vlm_ControlMediaChange( vlm_t *p_vlm, vlm_media_t *p_cfg )
677 {
678     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, p_cfg->id );
679
680     /* */
681     if( !p_media || vlm_MediaDescriptionCheck( p_vlm, p_cfg ) )
682         return VLC_EGENERIC;
683     if( ( p_media->cfg.b_vod && !p_cfg->b_vod ) || ( !p_media->cfg.b_vod && p_cfg->b_vod ) )
684         return VLC_EGENERIC;
685
686     if( 0 )
687     {
688         /* TODO check what are the changes being done (stop instance if needed) */
689     }
690
691     vlm_media_Clean( &p_media->cfg );
692     vlm_media_Copy( &p_media->cfg, p_cfg );
693
694     return vlm_OnMediaUpdate( p_vlm, p_media );
695 }
696
697 static int vlm_ControlMediaAdd( vlm_t *p_vlm, vlm_media_t *p_cfg, int64_t *p_id )
698 {
699     vlm_media_sys_t *p_media;
700
701     if( vlm_MediaDescriptionCheck( p_vlm, p_cfg ) || vlm_ControlMediaGetByName( p_vlm, p_cfg->psz_name ) )
702     {
703         msg_Err( p_vlm, "invalid media description" );
704         return VLC_EGENERIC;
705     }
706     /* Check if we need to load the VOD server */
707     if( p_cfg->b_vod && !p_vlm->p_vod )
708     {
709         p_vlm->p_vod = vlc_custom_create( VLC_OBJECT(p_vlm), sizeof( vod_t ),
710                                           VLC_OBJECT_GENERIC, "vod server" );
711         vlc_object_attach( p_vlm->p_vod, p_vlm->p_libvlc );
712         p_vlm->p_vod->p_module = module_need( p_vlm->p_vod, "vod server", NULL, false );
713         if( !p_vlm->p_vod->p_module )
714         {
715             msg_Err( p_vlm, "cannot find vod server" );
716             vlc_object_release( p_vlm->p_vod );
717             p_vlm->p_vod = NULL;
718             return VLC_EGENERIC;
719         }
720
721         p_vlm->p_vod->p_data = p_vlm;
722         p_vlm->p_vod->pf_media_control = vlm_MediaVodControl;
723     }
724
725     p_media = calloc( 1, sizeof( vlm_media_sys_t ) );
726     if( !p_media )
727         return VLC_ENOMEM;
728
729     vlm_media_Copy( &p_media->cfg, p_cfg );
730     p_media->cfg.id = p_vlm->i_id++;
731     /* FIXME do we do something here if enabled is true ? */
732
733     p_media->vod.p_item = input_item_New( p_vlm, NULL, NULL );
734
735     p_media->vod.p_media = NULL;
736     TAB_INIT( p_media->i_instance, p_media->instance );
737
738     /* */
739     TAB_APPEND( p_vlm->i_media, p_vlm->media, p_media );
740
741     if( p_id )
742         *p_id = p_media->cfg.id;
743
744     /* */
745     vlm_SendEventMediaAdded( p_vlm, p_media->cfg.id, p_media->cfg.psz_name );
746     return vlm_OnMediaUpdate( p_vlm, p_media );
747 }
748
749 static int vlm_ControlMediaDel( vlm_t *p_vlm, int64_t id )
750 {
751     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
752
753     if( !p_media )
754         return VLC_EGENERIC;
755
756     while( p_media->i_instance > 0 )
757         vlm_ControlInternal( p_vlm, VLM_STOP_MEDIA_INSTANCE, id, p_media->instance[0]->psz_name );
758
759     if( p_media->cfg.b_vod )
760     {
761         p_media->cfg.b_enabled = false;
762         vlm_OnMediaUpdate( p_vlm, p_media );
763     }
764
765     /* */
766     vlm_SendEventMediaRemoved( p_vlm, id, p_media->cfg.psz_name );
767
768     vlm_media_Clean( &p_media->cfg );
769
770     vlc_gc_decref( p_media->vod.p_item );
771
772     if( p_media->vod.p_media )
773         p_vlm->p_vod->pf_media_del( p_vlm->p_vod, p_media->vod.p_media );
774
775     TAB_REMOVE( p_vlm->i_media, p_vlm->media, p_media );
776     free( p_media );
777
778     return VLC_SUCCESS;
779 }
780
781 static int vlm_ControlMediaGets( vlm_t *p_vlm, vlm_media_t ***ppp_dsc, int *pi_dsc )
782 {
783     vlm_media_t **pp_dsc;
784     int                     i_dsc;
785     int i;
786
787     TAB_INIT( i_dsc, pp_dsc );
788     for( i = 0; i < p_vlm->i_media; i++ )
789     {
790         vlm_media_t *p_dsc = vlm_media_Duplicate( &p_vlm->media[i]->cfg );
791         TAB_APPEND( i_dsc, pp_dsc, p_dsc );
792     }
793
794     *ppp_dsc = pp_dsc;
795     *pi_dsc = i_dsc;
796
797     return VLC_SUCCESS;
798 }
799 static int vlm_ControlMediaClear( vlm_t *p_vlm )
800 {
801     while( p_vlm->i_media > 0 )
802         vlm_ControlMediaDel( p_vlm, p_vlm->media[0]->cfg.id );
803
804     return VLC_SUCCESS;
805 }
806 static int vlm_ControlMediaGet( vlm_t *p_vlm, int64_t id, vlm_media_t **pp_dsc )
807 {
808     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
809     if( !p_media )
810         return VLC_EGENERIC;
811
812     *pp_dsc = vlm_media_Duplicate( &p_media->cfg );
813     return VLC_SUCCESS;
814 }
815 static int vlm_ControlMediaGetId( vlm_t *p_vlm, const char *psz_name, int64_t *p_id )
816 {
817     vlm_media_sys_t *p_media = vlm_ControlMediaGetByName( p_vlm, psz_name );
818     if( !p_media )
819         return VLC_EGENERIC;
820
821     *p_id = p_media->cfg.id;
822     return VLC_SUCCESS;
823 }
824
825 static vlm_media_instance_sys_t *vlm_ControlMediaInstanceGetByName( vlm_media_sys_t *p_media, const char *psz_id )
826 {
827     int i;
828
829     for( i = 0; i < p_media->i_instance; i++ )
830     {
831         const char *psz = p_media->instance[i]->psz_name;
832         if( ( psz == NULL && psz_id == NULL ) ||
833             ( psz && psz_id && !strcmp( psz, psz_id ) ) )
834             return p_media->instance[i];
835     }
836     return NULL;
837 }
838 static vlm_media_instance_sys_t *vlm_MediaInstanceNew( vlm_t *p_vlm, const char *psz_name )
839 {
840     vlm_media_instance_sys_t *p_instance = calloc( 1, sizeof(vlm_media_instance_sys_t) );
841     if( !p_instance )
842         return NULL;
843
844     p_instance->psz_name = NULL;
845     if( psz_name )
846         p_instance->psz_name = strdup( psz_name );
847
848     p_instance->p_item = input_item_New( p_vlm, NULL, NULL );
849
850     p_instance->i_index = 0;
851     p_instance->b_sout_keep = false;
852     p_instance->p_input = NULL;
853     p_instance->p_input_resource = NULL;
854
855     return p_instance;
856 }
857 static void vlm_MediaInstanceDelete( vlm_t *p_vlm, int64_t id, vlm_media_instance_sys_t *p_instance, vlm_media_sys_t *p_media )
858 {
859     input_thread_t *p_input = p_instance->p_input;
860     if( p_input )
861     {
862         input_Stop( p_input, true );
863         vlc_thread_join( p_input );
864
865         var_DelCallback( p_instance->p_input, "intf-event", InputEvent, p_media );
866         vlc_object_release( p_input );
867
868         vlm_SendEventMediaInstanceStopped( p_vlm, id, p_media->cfg.psz_name );
869     }
870     if( p_instance->p_input_resource )
871     {
872         input_resource_Terminate( p_instance->p_input_resource );
873         input_resource_Release( p_instance->p_input_resource );
874     }
875
876     TAB_REMOVE( p_media->i_instance, p_media->instance, p_instance );
877     vlc_gc_decref( p_instance->p_item );
878     free( p_instance->psz_name );
879     free( p_instance );
880 }
881
882
883 static int vlm_ControlMediaInstanceStart( vlm_t *p_vlm, int64_t id, const char *psz_id, int i_input_index, const char *psz_vod_output )
884 {
885     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
886     vlm_media_instance_sys_t *p_instance;
887     char *psz_log;
888
889     if( !p_media || !p_media->cfg.b_enabled || p_media->cfg.i_input <= 0 )
890         return VLC_EGENERIC;
891
892     /* TODO support multiple input for VOD with sout-keep ? */
893
894     if( ( p_media->cfg.b_vod && !psz_vod_output ) || ( !p_media->cfg.b_vod && psz_vod_output ) )
895         return VLC_EGENERIC;
896
897     if( i_input_index < 0 || i_input_index >= p_media->cfg.i_input )
898         return VLC_EGENERIC;
899
900     p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
901     if( !p_instance )
902     {
903         vlm_media_t *p_cfg = &p_media->cfg;
904         int i;
905
906         p_instance = vlm_MediaInstanceNew( p_vlm, psz_id );
907         if( !p_instance )
908             return VLC_ENOMEM;
909
910         if( p_cfg->psz_output != NULL || psz_vod_output != NULL )
911         {
912             char *psz_buffer;
913             if( asprintf( &psz_buffer, "sout=%s%s%s",
914                       p_cfg->psz_output ? p_cfg->psz_output : "",
915                       (p_cfg->psz_output && psz_vod_output) ? ":" : psz_vod_output ? "#" : "",
916                       psz_vod_output ? psz_vod_output : "" ) != -1 )
917             {
918                 input_item_AddOption( p_instance->p_item, psz_buffer, VLC_INPUT_OPTION_TRUSTED );
919                 free( psz_buffer );
920             }
921         }
922
923         for( i = 0; i < p_cfg->i_option; i++ )
924         {
925             if( !strcmp( p_cfg->ppsz_option[i], "sout-keep" ) )
926                 p_instance->b_sout_keep = true;
927             else if( !strcmp( p_cfg->ppsz_option[i], "nosout-keep" ) || !strcmp( p_cfg->ppsz_option[i], "no-sout-keep" ) )
928                 p_instance->b_sout_keep = false;
929             else
930                 input_item_AddOption( p_instance->p_item, p_cfg->ppsz_option[i], VLC_INPUT_OPTION_TRUSTED );
931         }
932         TAB_APPEND( p_media->i_instance, p_media->instance, p_instance );
933     }
934
935     /* Stop old instance */
936     input_thread_t *p_input = p_instance->p_input;
937     if( p_input )
938     {
939         if( p_instance->i_index == i_input_index &&
940             !p_input->b_eof && !p_input->b_error )
941         {
942             if( var_GetInteger( p_input, "state" ) == PAUSE_S )
943                 var_SetInteger( p_input, "state",  PLAYING_S );
944             return VLC_SUCCESS;
945         }
946
947
948         input_Stop( p_input, true );
949         vlc_thread_join( p_input );
950
951         var_DelCallback( p_instance->p_input, "intf-event", InputEvent, p_media );
952         vlc_object_release( p_input );
953
954         if( !p_instance->b_sout_keep )
955             input_resource_TerminateSout( p_instance->p_input_resource );
956         input_resource_TerminateVout( p_instance->p_input_resource );
957
958         vlm_SendEventMediaInstanceStopped( p_vlm, id, p_media->cfg.psz_name );
959     }
960
961     /* Start new one */
962     p_instance->i_index = i_input_index;
963     input_item_SetURI( p_instance->p_item, p_media->cfg.ppsz_input[p_instance->i_index] ) ;
964
965     if( asprintf( &psz_log, _("Media: %s"), p_media->cfg.psz_name ) != -1 )
966     {
967         vlc_object_t *p_parent = p_media->cfg.b_vod ?
968                                      VLC_OBJECT(p_vlm->p_vod) :
969                                      VLC_OBJECT(p_vlm->p_libvlc);
970         if( !p_instance->p_input_resource )
971             p_instance->p_input_resource = input_resource_New( VLC_OBJECT( p_vlm ) );
972         p_instance->p_input = input_Create( p_parent, p_instance->p_item,
973                                             psz_log, p_instance->p_input_resource );
974         if( p_instance->p_input )
975         {
976             var_AddCallback( p_instance->p_input, "intf-event", InputEvent, p_media );
977             if( input_Start( p_instance->p_input ) != VLC_SUCCESS )
978             {
979                 var_DelCallback( p_instance->p_input, "intf-event", InputEvent, p_media );
980                 vlc_object_release( p_instance->p_input );
981                 p_instance->p_input = NULL;
982             }
983         }
984
985         if( !p_instance->p_input )
986         {
987             vlm_MediaInstanceDelete( p_vlm, id, p_instance, p_media );
988         }
989         else
990         {
991             vlm_SendEventMediaInstanceStarted( p_vlm, id, p_media->cfg.psz_name );
992         }
993         free( psz_log );
994     }
995
996     return VLC_SUCCESS;
997 }
998
999 static int vlm_ControlMediaInstanceStop( vlm_t *p_vlm, int64_t id, const char *psz_id )
1000 {
1001     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
1002     vlm_media_instance_sys_t *p_instance;
1003
1004     if( !p_media )
1005         return VLC_EGENERIC;
1006
1007     p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
1008     if( !p_instance )
1009         return VLC_EGENERIC;
1010
1011     vlm_MediaInstanceDelete( p_vlm, id, p_instance, p_media );
1012
1013     return VLC_SUCCESS;
1014 }
1015 static int vlm_ControlMediaInstancePause( vlm_t *p_vlm, int64_t id, const char *psz_id )
1016 {
1017     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
1018     vlm_media_instance_sys_t *p_instance;
1019     int i_state;
1020
1021     if( !p_media )
1022         return VLC_EGENERIC;
1023
1024     p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
1025     if( !p_instance || !p_instance->p_input )
1026         return VLC_EGENERIC;
1027
1028     /* Toggle pause state */
1029     i_state = var_GetInteger( p_instance->p_input, "state" );
1030     if( i_state == PAUSE_S )
1031         var_SetInteger( p_instance->p_input, "state", PLAYING_S );
1032     else if( i_state == PLAYING_S )
1033         var_SetInteger( p_instance->p_input, "state", PAUSE_S );
1034     return VLC_SUCCESS;
1035 }
1036 static int vlm_ControlMediaInstanceGetTimePosition( vlm_t *p_vlm, int64_t id, const char *psz_id, int64_t *pi_time, double *pd_position )
1037 {
1038     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
1039     vlm_media_instance_sys_t *p_instance;
1040
1041     if( !p_media )
1042         return VLC_EGENERIC;
1043
1044     p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
1045     if( !p_instance || !p_instance->p_input )
1046         return VLC_EGENERIC;
1047
1048     if( pi_time )
1049         *pi_time = var_GetTime( p_instance->p_input, "time" );
1050     if( pd_position )
1051         *pd_position = var_GetFloat( p_instance->p_input, "position" );
1052     return VLC_SUCCESS;
1053 }
1054 static int vlm_ControlMediaInstanceSetTimePosition( vlm_t *p_vlm, int64_t id, const char *psz_id, int64_t i_time, double d_position )
1055 {
1056     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
1057     vlm_media_instance_sys_t *p_instance;
1058
1059     if( !p_media )
1060         return VLC_EGENERIC;
1061
1062     p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
1063     if( !p_instance || !p_instance->p_input )
1064         return VLC_EGENERIC;
1065
1066     if( i_time >= 0 )
1067         return var_SetTime( p_instance->p_input, "time", i_time );
1068     else if( d_position >= 0 && d_position <= 100 )
1069         return var_SetFloat( p_instance->p_input, "position", d_position );
1070     return VLC_EGENERIC;
1071 }
1072
1073 static int vlm_ControlMediaInstanceGets( vlm_t *p_vlm, int64_t id, vlm_media_instance_t ***ppp_idsc, int *pi_instance )
1074 {
1075     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
1076     vlm_media_instance_t **pp_idsc;
1077     int                              i_idsc;
1078     int i;
1079
1080     if( !p_media )
1081         return VLC_EGENERIC;
1082
1083     TAB_INIT( i_idsc, pp_idsc );
1084     for( i = 0; i < p_media->i_instance; i++ )
1085     {
1086         vlm_media_instance_sys_t *p_instance = p_media->instance[i];
1087         vlm_media_instance_t *p_idsc = vlm_media_instance_New();
1088
1089         if( p_instance->psz_name )
1090             p_idsc->psz_name = strdup( p_instance->psz_name );
1091         if( p_instance->p_input )
1092         {
1093             p_idsc->i_time = var_GetTime( p_instance->p_input, "time" );
1094             p_idsc->i_length = var_GetTime( p_instance->p_input, "length" );
1095             p_idsc->d_position = var_GetFloat( p_instance->p_input, "position" );
1096             if( var_GetInteger( p_instance->p_input, "state" ) == PAUSE_S )
1097                 p_idsc->b_paused = true;
1098             p_idsc->i_rate = INPUT_RATE_DEFAULT
1099                              / var_GetFloat( p_instance->p_input, "rate" );
1100         }
1101
1102         TAB_APPEND( i_idsc, pp_idsc, p_idsc );
1103     }
1104     *ppp_idsc = pp_idsc;
1105     *pi_instance = i_idsc;
1106     return VLC_SUCCESS;
1107 }
1108
1109 static int vlm_ControlMediaInstanceClear( vlm_t *p_vlm, int64_t id )
1110 {
1111     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
1112
1113     if( !p_media )
1114         return VLC_EGENERIC;
1115
1116     while( p_media->i_instance > 0 )
1117         vlm_ControlMediaInstanceStop( p_vlm, id, p_media->instance[0]->psz_name );
1118
1119     return VLC_SUCCESS;
1120 }
1121
1122 static int vlm_ControlScheduleClear( vlm_t *p_vlm )
1123 {
1124     while( p_vlm->i_schedule > 0 )
1125         vlm_ScheduleDelete( p_vlm, p_vlm->schedule[0] );
1126
1127     return VLC_SUCCESS;
1128 }
1129
1130 static int vlm_vaControlInternal( vlm_t *p_vlm, int i_query, va_list args )
1131 {
1132     vlm_media_t *p_dsc;
1133     vlm_media_t **pp_dsc;
1134     vlm_media_t ***ppp_dsc;
1135     vlm_media_instance_t ***ppp_idsc;
1136     const char *psz_id;
1137     const char *psz_vod;
1138     int64_t *p_id;
1139     int64_t id;
1140     int i_int;
1141     int *pi_int;
1142
1143     int64_t *pi_i64;
1144     int64_t i_i64;
1145     double *pd_double;
1146     double d_double;
1147
1148     switch( i_query )
1149     {
1150     /* Media control */
1151     case VLM_GET_MEDIAS:
1152         ppp_dsc = (vlm_media_t ***)va_arg( args, vlm_media_t *** );
1153         pi_int = (int *)va_arg( args, int * );
1154         return vlm_ControlMediaGets( p_vlm, ppp_dsc, pi_int );
1155
1156     case VLM_CLEAR_MEDIAS:
1157         return vlm_ControlMediaClear( p_vlm );
1158
1159     case VLM_CHANGE_MEDIA:
1160         p_dsc = (vlm_media_t*)va_arg( args, vlm_media_t * );
1161         return vlm_ControlMediaChange( p_vlm, p_dsc );
1162
1163     case VLM_ADD_MEDIA:
1164         p_dsc = (vlm_media_t*)va_arg( args, vlm_media_t * );
1165         p_id = (int64_t*)va_arg( args, int64_t * );
1166         return vlm_ControlMediaAdd( p_vlm, p_dsc, p_id );
1167
1168     case VLM_DEL_MEDIA:
1169         id = (int64_t)va_arg( args, int64_t );
1170         return vlm_ControlMediaDel( p_vlm, id );
1171
1172     case VLM_GET_MEDIA:
1173         id = (int64_t)va_arg( args, int64_t );
1174         pp_dsc = (vlm_media_t **)va_arg( args, vlm_media_t ** );
1175         return vlm_ControlMediaGet( p_vlm, id, pp_dsc );
1176
1177     case VLM_GET_MEDIA_ID:
1178         psz_id = (const char*)va_arg( args, const char * );
1179         p_id = (int64_t*)va_arg( args, int64_t * );
1180         return vlm_ControlMediaGetId( p_vlm, psz_id, p_id );
1181
1182
1183     /* Media instance control */
1184     case VLM_GET_MEDIA_INSTANCES:
1185         id = (int64_t)va_arg( args, int64_t );
1186         ppp_idsc = (vlm_media_instance_t ***)va_arg( args, vlm_media_instance_t *** );
1187         pi_int = (int *)va_arg( args, int *);
1188         return vlm_ControlMediaInstanceGets( p_vlm, id, ppp_idsc, pi_int );
1189
1190     case VLM_CLEAR_MEDIA_INSTANCES:
1191         id = (int64_t)va_arg( args, int64_t );
1192         return vlm_ControlMediaInstanceClear( p_vlm, id );
1193
1194
1195     case VLM_START_MEDIA_BROADCAST_INSTANCE:
1196         id = (int64_t)va_arg( args, int64_t );
1197         psz_id = (const char*)va_arg( args, const char* );
1198         i_int = (int)va_arg( args, int );
1199         return vlm_ControlMediaInstanceStart( p_vlm, id, psz_id, i_int, NULL );
1200
1201     case VLM_START_MEDIA_VOD_INSTANCE:
1202         id = (int64_t)va_arg( args, int64_t );
1203         psz_id = (const char*)va_arg( args, const char* );
1204         i_int = (int)va_arg( args, int );
1205         psz_vod = (const char*)va_arg( args, const char* );
1206         if( !psz_vod )
1207             return VLC_EGENERIC;
1208         return vlm_ControlMediaInstanceStart( p_vlm, id, psz_id, i_int, psz_vod );
1209
1210     case VLM_STOP_MEDIA_INSTANCE:
1211         id = (int64_t)va_arg( args, int64_t );
1212         psz_id = (const char*)va_arg( args, const char* );
1213         return vlm_ControlMediaInstanceStop( p_vlm, id, psz_id );
1214
1215     case VLM_PAUSE_MEDIA_INSTANCE:
1216         id = (int64_t)va_arg( args, int64_t );
1217         psz_id = (const char*)va_arg( args, const char* );
1218         return vlm_ControlMediaInstancePause( p_vlm, id, psz_id );
1219
1220     case VLM_GET_MEDIA_INSTANCE_TIME:
1221         id = (int64_t)va_arg( args, int64_t );
1222         psz_id = (const char*)va_arg( args, const char* );
1223         pi_i64 = (int64_t*)va_arg( args, int64_t * );
1224         return vlm_ControlMediaInstanceGetTimePosition( p_vlm, id, psz_id, pi_i64, NULL );
1225     case VLM_GET_MEDIA_INSTANCE_POSITION:
1226         id = (int64_t)va_arg( args, int64_t );
1227         psz_id = (const char*)va_arg( args, const char* );
1228         pd_double = (double*)va_arg( args, double* );
1229         return vlm_ControlMediaInstanceGetTimePosition( p_vlm, id, psz_id, NULL, pd_double );
1230
1231     case VLM_SET_MEDIA_INSTANCE_TIME:
1232         id = (int64_t)va_arg( args, int64_t );
1233         psz_id = (const char*)va_arg( args, const char* );
1234         i_i64 = (int64_t)va_arg( args, int64_t);
1235         return vlm_ControlMediaInstanceSetTimePosition( p_vlm, id, psz_id, i_i64, -1 );
1236     case VLM_SET_MEDIA_INSTANCE_POSITION:
1237         id = (int64_t)va_arg( args, int64_t );
1238         psz_id = (const char*)va_arg( args, const char* );
1239         d_double = (double)va_arg( args, double );
1240         return vlm_ControlMediaInstanceSetTimePosition( p_vlm, id, psz_id, -1, d_double );
1241
1242     case VLM_CLEAR_SCHEDULES:
1243         return vlm_ControlScheduleClear( p_vlm );
1244
1245     default:
1246         msg_Err( p_vlm, "unknown VLM query" );
1247         return VLC_EGENERIC;
1248     }
1249 }
1250
1251 int vlm_ControlInternal( vlm_t *p_vlm, int i_query, ... )
1252 {
1253     va_list args;
1254     int     i_result;
1255
1256     va_start( args, i_query );
1257     i_result = vlm_vaControlInternal( p_vlm, i_query, args );
1258     va_end( args );
1259
1260     return i_result;
1261 }
1262
1263 int vlm_Control( vlm_t *p_vlm, int i_query, ... )
1264 {
1265     va_list args;
1266     int     i_result;
1267
1268     va_start( args, i_query );
1269
1270     vlc_mutex_lock( &p_vlm->lock );
1271     i_result = vlm_vaControlInternal( p_vlm, i_query, args );
1272     vlc_mutex_unlock( &p_vlm->lock );
1273
1274     va_end( args );
1275
1276     return i_result;
1277 }
1278