git.sesse.net Git - vlc/blob - 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
  41 #ifndef WIN32
  42 #   include <sys/time.h>                                   /* gettimeofday() */
  43 #endif
  44
  45 #ifdef UNDER_CE
  46 #include <sys/time.h>                                      /* gettimeofday() */
  47 #endif
  48
  49 #include <time.h>                                                 /* ctime() */
  50 #if defined (WIN32) && !defined (UNDER_CE)
  51 #include <sys/timeb.h>                                            /* ftime() */
  52 #endif
  53
  54 #include <vlc_input.h>
  55 #include <vlc_stream.h>
  56 #include "vlm_internal.h"
  57 #include "vlm_event.h"
  58 #include <vlc_vod.h>
  59 #include <vlc_charset.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 InputEvent( vlc_object_t *p_this, char const *psz_cmd,
  73                        vlc_value_t oldval, vlc_value_t newval,
  74                        void *p_data )
  75 {
  76     input_thread_t *p_input = (input_thread_t *)p_this;
  77     vlm_t *p_vlm = libvlc_priv( p_input->p_libvlc )->p_vlm;
  78     vlm_media_sys_t *p_media = p_data;
  79     const char *psz_instance_name = NULL;
  80
  81     if( newval.i_int == INPUT_EVENT_STATE )
  82     {
  83         for( int i = 0; i < p_media->i_instance; i++ )
  84         {
  85             if( p_media->instance[i]->p_input == p_input )
  86             {
  87                 psz_instance_name = p_media->instance[i]->psz_name;
  88                 break;
  89             }
  90         }
  91         vlm_SendEventMediaInstanceState( p_vlm, p_media->cfg.id, p_media->cfg.psz_name, psz_instance_name, var_GetInteger( p_input, "state" ) );
  92     }
  93     return VLC_SUCCESS;
  94 }
  95
  96 /*****************************************************************************
  97  * vlm_New:
  98  *****************************************************************************/
  99 vlm_t *__vlm_New ( vlc_object_t *p_this )
 100 {
 101     vlc_value_t lockval;
 102     vlm_t *p_vlm = NULL, **pp_vlm = &(libvlc_priv (p_this->p_libvlc)->p_vlm);
 103     char *psz_vlmconf;
 104     static const char vlm_object_name[] = "vlm daemon";
 105
 106     /* Avoid multiple creation */
 107     if( var_Create( p_this->p_libvlc, "vlm_mutex", VLC_VAR_MUTEX ) ||
 108         var_Get( p_this->p_libvlc, "vlm_mutex", &lockval ) )
 109         return NULL;
 110
 111     vlc_mutex_lock( lockval.p_address );
 112
 113     p_vlm = *pp_vlm;
 114     if( p_vlm )
 115     {   /* VLM already exists */
 116         vlc_object_hold( p_vlm );
 117         vlc_mutex_unlock( lockval.p_address );
 118         return p_vlm;
 119     }
 120
 121     msg_Dbg( p_this, "creating VLM" );
 122
 123     p_vlm = vlc_custom_create( p_this, sizeof( *p_vlm ), VLC_OBJECT_GENERIC,
 124                                vlm_object_name );
 125     if( !p_vlm )
 126     {
 127         vlc_mutex_unlock( lockval.p_address );
 128         return NULL;
 129     }
 130
 131     vlc_mutex_init( &p_vlm->lock );
 132     p_vlm->i_id = 1;
 133     TAB_INIT( p_vlm->i_media, p_vlm->media );
 134     TAB_INIT( p_vlm->i_schedule, p_vlm->schedule );
 135     p_vlm->i_vod = 0;
 136     p_vlm->p_vod = NULL;
 137     var_Create( p_vlm, "intf-event", VLC_VAR_ADDRESS );
 138     vlc_object_attach( p_vlm, p_this->p_libvlc );
 139
 140     if( vlc_clone( &p_vlm->thread, Manage, p_vlm, VLC_THREAD_PRIORITY_LOW ) )
 141     {
 142         vlc_mutex_destroy( &p_vlm->lock );
 143         vlc_object_release( p_vlm );
 144         return NULL;
 145     }
 146
 147     /* Load our configuration file */
 148     psz_vlmconf = var_CreateGetString( p_vlm, "vlm-conf" );
 149     if( psz_vlmconf && *psz_vlmconf )
 150     {
 151         vlm_message_t *p_message = NULL;
 152         char *psz_buffer = NULL;
 153
 154         msg_Dbg( p_this, "loading VLM configuration" );
 155         if( asprintf(&psz_buffer, "load %s", psz_vlmconf ) != -1 )
 156         {
 157             msg_Dbg( p_this, "%s", psz_buffer );
 158             if( vlm_ExecuteCommand( p_vlm, psz_buffer, &p_message ) )
 159                 msg_Warn( p_this, "error while loading the configuration file" );
 160
 161             vlm_MessageDelete( p_message );
 162             free( psz_buffer );
 163         }
 164     }
 165     free( psz_vlmconf );
 166
 167     vlc_object_set_destructor( p_vlm, (vlc_destructor_t)vlm_Destructor );
 168     *pp_vlm = p_vlm; /* for future reference */
 169     vlc_mutex_unlock( lockval.p_address );
 170
 171     return p_vlm;
 172 }
 173
 174 /*****************************************************************************
 175  * vlm_Delete:
 176  *****************************************************************************/
 177 void vlm_Delete( vlm_t *p_vlm )
 178 {
 179     vlc_value_t lockval;
 180
 181     /* vlm_Delete() is serialized against itself, and against vlm_New().
 182      * This way, vlm_Destructor () (called from vlc_objet_release() above)
 183      * is serialized against setting libvlc_priv->p_vlm from vlm_New(). */
 184     var_Get( p_vlm->p_libvlc, "vlm_mutex", &lockval );
 185     vlc_mutex_lock( lockval.p_address );
 186     vlc_object_release( p_vlm );
 187     vlc_mutex_unlock( lockval.p_address );
 188 }
 189
 190 /*****************************************************************************
 191  * vlm_Destructor:
 192  *****************************************************************************/
 193 static void vlm_Destructor( vlm_t *p_vlm )
 194 {
 195     vlm_ControlInternal( p_vlm, VLM_CLEAR_MEDIAS );
 196     TAB_CLEAN( p_vlm->i_media, p_vlm->media );
 197
 198     vlm_ControlInternal( p_vlm, VLM_CLEAR_SCHEDULES );
 199     TAB_CLEAN( p_vlm->schedule, p_vlm->schedule );
 200
 201     libvlc_priv(p_vlm->p_libvlc)->p_vlm = NULL;
 202     vlc_object_kill( p_vlm );
 203     /*vlc_cancel( p_vlm->thread ); */
 204     vlc_join( p_vlm->thread, NULL );
 205     vlc_mutex_destroy( &p_vlm->lock );
 206 }
 207
 208 /*****************************************************************************
 209  * vlm_ExecuteCommand:
 210  *****************************************************************************/
 211 int vlm_ExecuteCommand( vlm_t *p_vlm, const char *psz_command,
 212                         vlm_message_t **pp_message)
 213 {
 214     int i_result;
 215
 216     vlc_mutex_lock( &p_vlm->lock );
 217     i_result = ExecuteCommand( p_vlm, psz_command, pp_message );
 218     vlc_mutex_unlock( &p_vlm->lock );
 219
 220     return i_result;
 221 }
 222
 223
 224 int64_t vlm_Date(void)
 225 {
 226 #if defined (WIN32) && !defined (UNDER_CE)
 227     struct timeb tm;
 228     ftime( &tm );
 229     return ((int64_t)tm.time) * 1000000 + ((int64_t)tm.millitm) * 1000;
 230 #else
 231     struct timeval tv_date;
 232
 233     /* gettimeofday() cannot fail given &tv_date is a valid address */
 234     (void)gettimeofday( &tv_date, NULL );
 235     return (mtime_t) tv_date.tv_sec * 1000000 + (mtime_t) tv_date.tv_usec;
 236 #endif
 237 }
 238
 239
 240 /*****************************************************************************
 241  *
 242  *****************************************************************************/
 243 static int vlm_MediaVodControl( void *p_private, vod_media_t *p_vod_media,
 244                                 const char *psz_id, int i_query, va_list args )
 245 {
 246     vlm_t *vlm = (vlm_t *)p_private;
 247     int i, i_ret;
 248     const char *psz;
 249     int64_t id;
 250
 251     if( !p_private || !p_vod_media )
 252         return VLC_EGENERIC;
 253
 254     vlc_mutex_lock( &vlm->lock );
 255
 256     /* Find media id */
 257     for( i = 0, id = -1; i < vlm->i_media; i++ )
 258     {
 259         if( p_vod_media == vlm->media[i]->vod.p_media )
 260         {
 261             id = vlm->media[i]->cfg.id;
 262             break;
 263         }
 264     }
 265     if( id == -1 )
 266     {
 267         vlc_mutex_unlock( &vlm->lock );
 268         return VLC_EGENERIC;
 269     }
 270
 271     switch( i_query )
 272     {
 273     case VOD_MEDIA_PLAY:
 274         psz = (const char *)va_arg( args, const char * );
 275         i_ret = vlm_ControlInternal( vlm, VLM_START_MEDIA_VOD_INSTANCE, id, psz_id, 0, psz );
 276         break;
 277
 278     case VOD_MEDIA_PAUSE:
 279         i_ret = vlm_ControlInternal( vlm, VLM_PAUSE_MEDIA_INSTANCE, id, psz_id );
 280         break;
 281
 282     case VOD_MEDIA_STOP:
 283         i_ret = vlm_ControlInternal( vlm, VLM_STOP_MEDIA_INSTANCE, id, psz_id );
 284         break;
 285
 286     case VOD_MEDIA_SEEK:
 287     {
 288         double d_position = (double)va_arg( args, double );
 289         i_ret = vlm_ControlInternal( vlm, VLM_SET_MEDIA_INSTANCE_POSITION, id, psz_id, d_position/100.0 );
 290         break;
 291     }
 292
 293     case VOD_MEDIA_REWIND:
 294     {
 295         double d_scale = (double)va_arg( args, double );
 296         double d_position;
 297
 298         vlm_ControlInternal( vlm, VLM_GET_MEDIA_INSTANCE_POSITION, id, psz_id, &d_position );
 299         d_position -= (d_scale / 1000.0);
 300         if( d_position < 0.0 )
 301             d_position = 0.0;
 302         i_ret = vlm_ControlInternal( vlm, VLM_SET_MEDIA_INSTANCE_POSITION, id, psz_id, d_position );
 303         break;
 304     }
 305
 306     case VOD_MEDIA_FORWARD:
 307     {
 308         double d_scale = (double)va_arg( args, double );
 309         double d_position;
 310
 311         vlm_ControlInternal( vlm, VLM_GET_MEDIA_INSTANCE_POSITION, id, psz_id, &d_position );
 312         d_position += (d_scale / 1000.0);
 313         if( d_position > 1.0 )
 314             d_position = 1.0;
 315         i_ret = vlm_ControlInternal( vlm, VLM_SET_MEDIA_INSTANCE_POSITION, id, psz_id, d_position );
 316         break;
 317     }
 318
 319     default:
 320         i_ret = VLC_EGENERIC;
 321         break;
 322     }
 323
 324     vlc_mutex_unlock( &vlm->lock );
 325
 326     return i_ret;
 327 }
 328
 329
 330 /*****************************************************************************
 331  * Manage:
 332  *****************************************************************************/
 333 static void* Manage( void* p_object )
 334 {
 335     vlm_t *vlm = (vlm_t*)p_object;
 336     int i, j;
 337     mtime_t i_lastcheck;
 338     mtime_t i_time;
 339
 340     int canc = vlc_savecancel ();
 341     i_lastcheck = vlm_Date();
 342
 343     while( !vlm->b_die )
 344     {
 345         char **ppsz_scheduled_commands = NULL;
 346         int    i_scheduled_commands = 0;
 347
 348         vlc_mutex_lock( &vlm->lock );
 349
 350         /* destroy the inputs that wants to die, and launch the next input */
 351         for( i = 0; i < vlm->i_media; i++ )
 352         {
 353             vlm_media_sys_t *p_media = vlm->media[i];
 354
 355             for( j = 0; j < p_media->i_instance; )
 356             {
 357                 vlm_media_instance_sys_t *p_instance = p_media->instance[j];
 358
 359                 if( p_instance->p_input && ( p_instance->p_input->b_eof || p_instance->p_input->b_error ) )
 360                 {
 361                     int i_new_input_index;
 362
 363                     /* */
 364                     i_new_input_index = p_instance->i_index + 1;
 365                     if( !p_media->cfg.b_vod && p_media->cfg.broadcast.b_loop && i_new_input_index >= p_media->cfg.i_input )
 366                         i_new_input_index = 0;
 367
 368                     /* FIXME implement multiple input with VOD */
 369                     if( p_media->cfg.b_vod || i_new_input_index >= p_media->cfg.i_input )
 370                         vlm_ControlInternal( vlm, VLM_STOP_MEDIA_INSTANCE, p_media->cfg.id, p_instance->psz_name );
 371                     else
 372                         vlm_ControlInternal( vlm, VLM_START_MEDIA_BROADCAST_INSTANCE, p_media->cfg.id, p_instance->psz_name, i_new_input_index );
 373
 374                     j = 0;
 375                 }
 376                 else
 377                 {
 378                     j++;
 379                 }
 380             }
 381         }
 382
 383         /* scheduling */
 384         i_time = vlm_Date();
 385
 386         for( i = 0; i < vlm->i_schedule; i++ )
 387         {
 388             mtime_t i_real_date = vlm->schedule[i]->i_date;
 389
 390             if( vlm->schedule[i]->b_enabled == true )
 391             {
 392                 if( vlm->schedule[i]->i_date == 0 ) // now !
 393                 {
 394                     vlm->schedule[i]->i_date = (i_time / 1000000) * 1000000 ;
 395                     i_real_date = i_time;
 396                 }
 397                 else if( vlm->schedule[i]->i_period != 0 )
 398                 {
 399                     int j = 0;
 400                     while( vlm->schedule[i]->i_date + j *
 401                            vlm->schedule[i]->i_period <= i_lastcheck &&
 402                            ( vlm->schedule[i]->i_repeat > j ||
 403                              vlm->schedule[i]->i_repeat == -1 ) )
 404                     {
 405                         j++;
 406                     }
 407
 408                     i_real_date = vlm->schedule[i]->i_date + j *
 409                         vlm->schedule[i]->i_period;
 410                 }
 411
 412                 if( i_real_date <= i_time && i_real_date > i_lastcheck )
 413                 {
 414                     for( j = 0; j < vlm->schedule[i]->i_command; j++ )
 415                     {
 416                         TAB_APPEND( i_scheduled_commands,
 417                                     ppsz_scheduled_commands,
 418                                     strdup(vlm->schedule[i]->command[j] ) );
 419                     }
 420                 }
 421             }
 422         }
 423         while( i_scheduled_commands )
 424         {
 425             vlm_message_t *message = NULL;
 426             char *psz_command = ppsz_scheduled_commands[0];
 427             ExecuteCommand( vlm, psz_command,&message );
 428
 429             /* for now, drop the message */
 430             vlm_MessageDelete( message );
 431             TAB_REMOVE( i_scheduled_commands,
 432                         ppsz_scheduled_commands,
 433                         psz_command );
 434             free( psz_command );
 435         }
 436
 437         i_lastcheck = i_time;
 438
 439         vlc_mutex_unlock( &vlm->lock );
 440
 441         msleep( 100000 );
 442     }
 443
 444     vlc_restorecancel (canc);
 445     return NULL;
 446 }
 447
 448 /* New API
 449  */
 450 /*
 451 typedef struct
 452 {
 453     struct
 454     {
 455         int i_connection_count;
 456         int i_connection_active;
 457     } vod;
 458     struct
 459     {
 460         int        i_count;
 461         bool b_playing;
 462         int        i_playing_index;
 463     } broadcast;
 464
 465 } vlm_media_status_t;
 466 */
 467
 468 /* */
 469 static vlm_media_sys_t *vlm_ControlMediaGetById( vlm_t *p_vlm, int64_t id )
 470 {
 471     int i;
 472
 473     for( i = 0; i < p_vlm->i_media; i++ )
 474     {
 475         if( p_vlm->media[i]->cfg.id == id )
 476             return p_vlm->media[i];
 477     }
 478     return NULL;
 479 }
 480 static vlm_media_sys_t *vlm_ControlMediaGetByName( vlm_t *p_vlm, const char *psz_name )
 481 {
 482     int i;
 483
 484     for( i = 0; i < p_vlm->i_media; i++ )
 485     {
 486         if( !strcmp( p_vlm->media[i]->cfg.psz_name, psz_name ) )
 487             return p_vlm->media[i];
 488     }
 489     return NULL;
 490 }
 491 static int vlm_MediaDescriptionCheck( vlm_t *p_vlm, vlm_media_t *p_cfg )
 492 {
 493     int i;
 494
 495     if( !p_cfg || !p_cfg->psz_name ||
 496         !strcmp( p_cfg->psz_name, "all" ) || !strcmp( p_cfg->psz_name, "media" ) || !strcmp( p_cfg->psz_name, "schedule" ) )
 497         return VLC_EGENERIC;
 498
 499     for( i = 0; i < p_vlm->i_media; i++ )
 500     {
 501         if( p_vlm->media[i]->cfg.id == p_cfg->id )
 502             continue;
 503         if( !strcmp( p_vlm->media[i]->cfg.psz_name, p_cfg->psz_name ) )
 504             return VLC_EGENERIC;
 505     }
 506     return VLC_SUCCESS;
 507 }
 508
 509
 510 /* Called after a media description is changed/added */
 511 static int vlm_OnMediaUpdate( vlm_t *p_vlm, vlm_media_sys_t *p_media )
 512 {
 513     vlm_media_t *p_cfg = &p_media->cfg;
 514     /* Check if we need to create/delete a vod media */
 515     if( p_cfg->b_vod )
 516     {
 517         if( !p_cfg->b_enabled && p_media->vod.p_media )
 518         {
 519             p_vlm->p_vod->pf_media_del( p_vlm->p_vod, p_media->vod.p_media );
 520             p_media->vod.p_media = NULL;
 521         }
 522         else if( p_cfg->b_enabled && !p_media->vod.p_media && p_cfg->i_input )
 523         {
 524             /* Pre-parse the input */
 525             input_thread_t *p_input;
 526             char *psz_output;
 527             char *psz_header;
 528             char *psz_dup;
 529             int i;
 530
 531             vlc_gc_decref( p_media->vod.p_item );
 532             p_media->vod.p_item = input_item_New( p_vlm, p_cfg->ppsz_input[0],
 533                 p_cfg->psz_name );
 534
 535             if( p_cfg->psz_output )
 536             {
 537                 if( asprintf( &psz_output, "%s:description", p_cfg->psz_output )  == -1 )
 538                     psz_output = NULL;
 539             }
 540             else
 541                 psz_output = strdup( "#description" );
 542
 543             if( psz_output && asprintf( &psz_dup, "sout=%s", psz_output ) != -1 )
 544             {
 545                 input_item_AddOption( p_media->vod.p_item, psz_dup, VLC_INPUT_OPTION_TRUSTED );
 546                 free( psz_dup );
 547             }
 548             free( psz_output );
 549
 550             for( i = 0; i < p_cfg->i_option; i++ )
 551                 input_item_AddOption( p_media->vod.p_item,
 552                                       p_cfg->ppsz_option[i], VLC_INPUT_OPTION_TRUSTED );
 553
 554             if( asprintf( &psz_header, _("Media: %s"), p_cfg->psz_name ) == -1 )
 555                 psz_header = NULL;
 556
 557             if( (p_input = input_CreateAndStart( p_vlm->p_libvlc, p_media->vod.p_item, psz_header ) ) )
 558             {
 559                 while( !p_input->b_eof && !p_input->b_error )
 560                     msleep( 100000 );
 561
 562                 input_Stop( p_input, false );
 563                 vlc_thread_join( p_input );
 564                 vlc_object_release( p_input );
 565             }
 566             free( psz_header );
 567
 568             if( p_cfg->vod.psz_mux )
 569             {
 570                 input_item_t item;
 571                 es_format_t es, *p_es = &es;
 572                 char fourcc[5];
 573
 574                 sprintf( fourcc, "%4.4s", p_cfg->vod.psz_mux );
 575                 fourcc[0] = tolower(fourcc[0]); fourcc[1] = tolower(fourcc[1]);
 576                 fourcc[2] = tolower(fourcc[2]); fourcc[3] = tolower(fourcc[3]);
 577
 578                 /* XXX: Don't do it that way, but properly use a new input item ref. */
 579                 item = *p_media->vod.p_item;
 580                 item.i_es = 1;
 581                 item.es = &p_es;
 582                 es_format_Init( &es, VIDEO_ES, *((int *)fourcc) );
 583
 584                 p_media->vod.p_media =
 585                     p_vlm->p_vod->pf_media_new( p_vlm->p_vod, p_cfg->psz_name, &item );
 586             }
 587             else
 588             {
 589                 p_media->vod.p_media =
 590                     p_vlm->p_vod->pf_media_new( p_vlm->p_vod, p_cfg->psz_name, p_media->vod.p_item );
 591             }
 592         }
 593     }
 594     else
 595     {
 596         /* TODO start media if needed */
 597     }
 598
 599     /* TODO add support of var vlm_media_broadcast/vlm_media_vod */
 600
 601     vlm_SendEventMediaChanged( p_vlm, p_cfg->id, p_cfg->psz_name );
 602     return VLC_SUCCESS;
 603 }
 604 static int vlm_ControlMediaChange( vlm_t *p_vlm, vlm_media_t *p_cfg )
 605 {
 606     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, p_cfg->id );
 607
 608     /* */
 609     if( !p_media || vlm_MediaDescriptionCheck( p_vlm, p_cfg ) )
 610         return VLC_EGENERIC;
 611     if( ( p_media->cfg.b_vod && !p_cfg->b_vod ) || ( !p_media->cfg.b_vod && p_cfg->b_vod ) )
 612         return VLC_EGENERIC;
 613
 614     if( 0 )
 615     {
 616         /* TODO check what are the changes being done (stop instance if needed) */
 617     }
 618
 619     vlm_media_Clean( &p_media->cfg );
 620     vlm_media_Copy( &p_media->cfg, p_cfg );
 621
 622     return vlm_OnMediaUpdate( p_vlm, p_media );
 623 }
 624
 625 static int vlm_ControlMediaAdd( vlm_t *p_vlm, vlm_media_t *p_cfg, int64_t *p_id )
 626 {
 627     vlm_media_sys_t *p_media;
 628
 629     if( vlm_MediaDescriptionCheck( p_vlm, p_cfg ) || vlm_ControlMediaGetByName( p_vlm, p_cfg->psz_name ) )
 630     {
 631         msg_Err( p_vlm, "invalid media description" );
 632         return VLC_EGENERIC;
 633     }
 634     /* Check if we need to load the VOD server */
 635     if( p_cfg->b_vod && !p_vlm->i_vod )
 636     {
 637         p_vlm->p_vod = vlc_custom_create( VLC_OBJECT(p_vlm), sizeof( vod_t ),
 638                                           VLC_OBJECT_GENERIC, "vod server" );
 639         vlc_object_attach( p_vlm->p_vod, p_vlm->p_libvlc );
 640         p_vlm->p_vod->p_module = module_need( p_vlm->p_vod, "vod server", NULL, false );
 641         if( !p_vlm->p_vod->p_module )
 642         {
 643             msg_Err( p_vlm, "cannot find vod server" );
 644             vlc_object_detach( p_vlm->p_vod );
 645             vlc_object_release( p_vlm->p_vod );
 646             p_vlm->p_vod = NULL;
 647             return VLC_EGENERIC;
 648         }
 649
 650         p_vlm->p_vod->p_data = p_vlm;
 651         p_vlm->p_vod->pf_media_control = vlm_MediaVodControl;
 652     }
 653
 654     p_media = calloc( 1, sizeof( vlm_media_sys_t ) );
 655     if( !p_media )
 656         return VLC_ENOMEM;
 657
 658     if( p_cfg->b_vod )
 659         p_vlm->i_vod++;
 660
 661     vlm_media_Copy( &p_media->cfg, p_cfg );
 662     p_media->cfg.id = p_vlm->i_id++;
 663     /* FIXME do we do something here if enabled is true ? */
 664
 665     p_media->vod.p_item = input_item_New( p_vlm, NULL, NULL );
 666
 667     p_media->vod.p_media = NULL;
 668     TAB_INIT( p_media->i_instance, p_media->instance );
 669
 670     /* */
 671     TAB_APPEND( p_vlm->i_media, p_vlm->media, p_media );
 672
 673     if( p_id )
 674         *p_id = p_media->cfg.id;
 675
 676     /* */
 677     vlm_SendEventMediaAdded( p_vlm, p_media->cfg.id, p_media->cfg.psz_name );
 678     return vlm_OnMediaUpdate( p_vlm, p_media );
 679 }
 680
 681 static int vlm_ControlMediaDel( vlm_t *p_vlm, int64_t id )
 682 {
 683     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 684
 685     if( !p_media )
 686         return VLC_EGENERIC;
 687
 688     while( p_media->i_instance > 0 )
 689         vlm_ControlInternal( p_vlm, VLM_STOP_MEDIA_INSTANCE, id, p_media->instance[0]->psz_name );
 690
 691     if( p_media->cfg.b_vod )
 692     {
 693         p_media->cfg.b_enabled = false;
 694         vlm_OnMediaUpdate( p_vlm, p_media );
 695         p_vlm->i_vod--;
 696     }
 697
 698     /* */
 699     vlm_SendEventMediaRemoved( p_vlm, id, p_media->cfg.psz_name );
 700
 701     vlm_media_Clean( &p_media->cfg );
 702
 703     vlc_gc_decref( p_media->vod.p_item );
 704
 705     TAB_REMOVE( p_vlm->i_media, p_vlm->media, p_media );
 706
 707     free( p_media );
 708
 709     /* Check if we need to unload the VOD server */
 710     if( p_vlm->p_vod && p_vlm->i_vod <= 0 )
 711     {
 712         module_unneed( p_vlm->p_vod, p_vlm->p_vod->p_module );
 713         vlc_object_detach( p_vlm->p_vod );
 714         vlc_object_release( p_vlm->p_vod );
 715         p_vlm->p_vod = NULL;
 716     }
 717
 718     return VLC_SUCCESS;
 719 }
 720
 721 static int vlm_ControlMediaGets( vlm_t *p_vlm, vlm_media_t ***ppp_dsc, int *pi_dsc )
 722 {
 723     vlm_media_t **pp_dsc;
 724     int                     i_dsc;
 725     int i;
 726
 727     TAB_INIT( i_dsc, pp_dsc );
 728     for( i = 0; i < p_vlm->i_media; i++ )
 729     {
 730         vlm_media_t *p_dsc = vlm_media_Duplicate( &p_vlm->media[i]->cfg );
 731         TAB_APPEND( i_dsc, pp_dsc, p_dsc );
 732     }
 733
 734     *ppp_dsc = pp_dsc;
 735     *pi_dsc = i_dsc;
 736
 737     return VLC_SUCCESS;
 738 }
 739 static int vlm_ControlMediaClear( vlm_t *p_vlm )
 740 {
 741     while( p_vlm->i_media > 0 )
 742         vlm_ControlMediaDel( p_vlm, p_vlm->media[0]->cfg.id );
 743
 744     return VLC_SUCCESS;
 745 }
 746 static int vlm_ControlMediaGet( vlm_t *p_vlm, int64_t id, vlm_media_t **pp_dsc )
 747 {
 748     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 749     if( !p_media )
 750         return VLC_EGENERIC;
 751
 752     *pp_dsc = vlm_media_Duplicate( &p_media->cfg );
 753     return VLC_SUCCESS;
 754 }
 755 static int vlm_ControlMediaGetId( vlm_t *p_vlm, const char *psz_name, int64_t *p_id )
 756 {
 757     vlm_media_sys_t *p_media = vlm_ControlMediaGetByName( p_vlm, psz_name );
 758     if( !p_media )
 759         return VLC_EGENERIC;
 760
 761     *p_id = p_media->cfg.id;
 762     return VLC_SUCCESS;
 763 }
 764
 765 static vlm_media_instance_sys_t *vlm_ControlMediaInstanceGetByName( vlm_media_sys_t *p_media, const char *psz_id )
 766 {
 767     int i;
 768
 769     for( i = 0; i < p_media->i_instance; i++ )
 770     {
 771         const char *psz = p_media->instance[i]->psz_name;
 772         if( ( psz == NULL && psz_id == NULL ) ||
 773             ( psz && psz_id && !strcmp( psz, psz_id ) ) )
 774             return p_media->instance[i];
 775     }
 776     return NULL;
 777 }
 778 static vlm_media_instance_sys_t *vlm_MediaInstanceNew( vlm_t *p_vlm, const char *psz_name )
 779 {
 780     vlm_media_instance_sys_t *p_instance = calloc( 1, sizeof(vlm_media_instance_sys_t) );
 781     if( !p_instance )
 782         return NULL;
 783
 784     p_instance->psz_name = NULL;
 785     if( psz_name )
 786         p_instance->psz_name = strdup( psz_name );
 787
 788     p_instance->p_item = input_item_New( p_vlm, NULL, NULL );
 789
 790     p_instance->i_index = 0;
 791     p_instance->b_sout_keep = false;
 792     p_instance->p_input = NULL;
 793     p_instance->p_input_resource = NULL;
 794
 795     return p_instance;
 796 }
 797 static void vlm_MediaInstanceDelete( vlm_t *p_vlm, int64_t id, vlm_media_instance_sys_t *p_instance, vlm_media_sys_t *p_media )
 798 {
 799     input_thread_t *p_input = p_instance->p_input;
 800     if( p_input )
 801     {
 802         input_resource_t *p_resource;
 803
 804         input_Stop( p_input, true );
 805         vlc_thread_join( p_input );
 806         var_DelCallback( p_instance->p_input, "intf-event", InputEvent, p_media );
 807
 808         p_resource = input_DetachResource( p_input );
 809         input_resource_Delete( p_resource );
 810
 811         vlc_object_release( p_input );
 812
 813         vlm_SendEventMediaInstanceStopped( p_vlm, id, p_media->cfg.psz_name );
 814     }
 815     if( p_instance->p_input_resource )
 816         input_resource_Delete( p_instance->p_input_resource );
 817
 818     vlc_gc_decref( p_instance->p_item );
 819     free( p_instance->psz_name );
 820     free( p_instance );
 821 }
 822
 823
 824 static int vlm_ControlMediaInstanceStart( vlm_t *p_vlm, int64_t id, const char *psz_id, int i_input_index, const char *psz_vod_output )
 825 {
 826     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 827     vlm_media_instance_sys_t *p_instance;
 828     char *psz_log;
 829
 830     if( !p_media || !p_media->cfg.b_enabled || p_media->cfg.i_input <= 0 )
 831         return VLC_EGENERIC;
 832
 833     /* TODO support multiple input for VOD with sout-keep ? */
 834
 835     if( ( p_media->cfg.b_vod && !psz_vod_output ) || ( !p_media->cfg.b_vod && psz_vod_output ) )
 836         return VLC_EGENERIC;
 837
 838     if( i_input_index < 0 || i_input_index >= p_media->cfg.i_input )
 839         return VLC_EGENERIC;
 840
 841     p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
 842     if( !p_instance )
 843     {
 844         vlm_media_t *p_cfg = &p_media->cfg;
 845         int i;
 846
 847         p_instance = vlm_MediaInstanceNew( p_vlm, psz_id );
 848         if( !p_instance )
 849             return VLC_ENOMEM;
 850
 851         if( p_cfg->psz_output != NULL || psz_vod_output != NULL )
 852         {
 853             char *psz_buffer;
 854             if( asprintf( &psz_buffer, "sout=%s%s%s",
 855                       p_cfg->psz_output ? p_cfg->psz_output : "",
 856                       (p_cfg->psz_output && psz_vod_output) ? ":" : psz_vod_output ? "#" : "",
 857                       psz_vod_output ? psz_vod_output : "" ) != -1 )
 858             {
 859                 input_item_AddOption( p_instance->p_item, psz_buffer, VLC_INPUT_OPTION_TRUSTED );
 860                 free( psz_buffer );
 861             }
 862         }
 863
 864         for( i = 0; i < p_cfg->i_option; i++ )
 865         {
 866             if( !strcmp( p_cfg->ppsz_option[i], "sout-keep" ) )
 867                 p_instance->b_sout_keep = true;
 868             else if( !strcmp( p_cfg->ppsz_option[i], "nosout-keep" ) || !strcmp( p_cfg->ppsz_option[i], "no-sout-keep" ) )
 869                 p_instance->b_sout_keep = false;
 870             else
 871                 input_item_AddOption( p_instance->p_item, p_cfg->ppsz_option[i], VLC_INPUT_OPTION_TRUSTED );
 872         }
 873         TAB_APPEND( p_media->i_instance, p_media->instance, p_instance );
 874     }
 875
 876     /* Stop old instance */
 877     input_thread_t *p_input = p_instance->p_input;
 878     if( p_input )
 879     {
 880         if( p_instance->i_index == i_input_index &&
 881             !p_input->b_eof && !p_input->b_error )
 882         {
 883             if( var_GetInteger( p_input, "state" ) == PAUSE_S )
 884                 var_SetInteger( p_input, "state",  PLAYING_S );
 885             return VLC_SUCCESS;
 886         }
 887
 888         input_Stop( p_input, !p_input->b_eof && !p_input->b_error );
 889         vlc_thread_join( p_input );
 890         var_DelCallback( p_instance->p_input, "intf-event", InputEvent, p_media );
 891
 892         p_instance->p_input_resource = input_DetachResource( p_input );
 893
 894         vlc_object_release( p_input );
 895
 896         if( !p_instance->b_sout_keep )
 897             input_resource_TerminateSout( p_instance->p_input_resource );
 898         input_resource_TerminateVout( p_instance->p_input_resource );
 899
 900         vlm_SendEventMediaInstanceStopped( p_vlm, id, p_media->cfg.psz_name );
 901     }
 902
 903     /* Start new one */
 904     p_instance->i_index = i_input_index;
 905     input_item_SetURI( p_instance->p_item, p_media->cfg.ppsz_input[p_instance->i_index] ) ;
 906
 907     if( asprintf( &psz_log, _("Media: %s"), p_media->cfg.psz_name ) != -1 )
 908     {
 909         p_instance->p_input = input_Create( p_vlm->p_libvlc, p_instance->p_item,
 910                                             psz_log, p_instance->p_input_resource );
 911         if( p_instance->p_input )
 912         {
 913             var_AddCallback( p_instance->p_input, "intf-event", InputEvent, p_media );
 914             if( input_Start( p_instance->p_input ) != VLC_SUCCESS )
 915             {
 916                 var_DelCallback( p_instance->p_input, "intf-event", InputEvent, p_media );
 917                 vlc_object_release( p_instance->p_input );
 918                 p_instance->p_input = NULL;
 919             }
 920         }
 921         p_instance->p_input_resource = NULL;
 922
 923         if( !p_instance->p_input )
 924         {
 925             TAB_REMOVE( p_media->i_instance, p_media->instance, p_instance );
 926             vlm_MediaInstanceDelete( p_vlm, id, p_instance, p_media );
 927         }
 928         else
 929         {
 930             vlm_SendEventMediaInstanceStarted( p_vlm, id, p_media->cfg.psz_name );
 931         }
 932         free( psz_log );
 933     }
 934
 935     return VLC_SUCCESS;
 936 }
 937
 938 static int vlm_ControlMediaInstanceStop( vlm_t *p_vlm, int64_t id, const char *psz_id )
 939 {
 940     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 941     vlm_media_instance_sys_t *p_instance;
 942
 943     if( !p_media )
 944         return VLC_EGENERIC;
 945
 946     p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
 947     if( !p_instance )
 948         return VLC_EGENERIC;
 949
 950     TAB_REMOVE( p_media->i_instance, p_media->instance, p_instance );
 951
 952     vlm_MediaInstanceDelete( p_vlm, id, p_instance, p_media );
 953
 954     return VLC_SUCCESS;
 955 }
 956 static int vlm_ControlMediaInstancePause( vlm_t *p_vlm, int64_t id, const char *psz_id )
 957 {
 958     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 959     vlm_media_instance_sys_t *p_instance;
 960     int i_state;
 961
 962     if( !p_media )
 963         return VLC_EGENERIC;
 964
 965     p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
 966     if( !p_instance || !p_instance->p_input )
 967         return VLC_EGENERIC;
 968
 969     /* Toggle pause state */
 970     i_state = var_GetInteger( p_instance->p_input, "state" );
 971     if( i_state == PAUSE_S )
 972         var_SetInteger( p_instance->p_input, "state", PLAYING_S );
 973     else if( i_state == PLAYING_S )
 974         var_SetInteger( p_instance->p_input, "state", PAUSE_S );
 975     return VLC_SUCCESS;
 976 }
 977 static int vlm_ControlMediaInstanceGetTimePosition( vlm_t *p_vlm, int64_t id, const char *psz_id, int64_t *pi_time, double *pd_position )
 978 {
 979     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 980     vlm_media_instance_sys_t *p_instance;
 981
 982     if( !p_media )
 983         return VLC_EGENERIC;
 984
 985     p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
 986     if( !p_instance || !p_instance->p_input )
 987         return VLC_EGENERIC;
 988
 989     if( pi_time )
 990         *pi_time = var_GetTime( p_instance->p_input, "time" );
 991     if( pd_position )
 992         *pd_position = var_GetFloat( p_instance->p_input, "position" );
 993     return VLC_SUCCESS;
 994 }
 995 static int vlm_ControlMediaInstanceSetTimePosition( vlm_t *p_vlm, int64_t id, const char *psz_id, int64_t i_time, double d_position )
 996 {
 997     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 998     vlm_media_instance_sys_t *p_instance;
 999
1000     if( !p_media )
1001         return VLC_EGENERIC;
1002
1003     p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
1004     if( !p_instance || !p_instance->p_input )
1005         return VLC_EGENERIC;
1006
1007     if( i_time >= 0 )
1008         return var_SetTime( p_instance->p_input, "time", i_time );
1009     else if( d_position >= 0 && d_position <= 100 )
1010         return var_SetFloat( p_instance->p_input, "position", d_position );
1011     return VLC_EGENERIC;
1012 }
1013
1014 static int vlm_ControlMediaInstanceGets( vlm_t *p_vlm, int64_t id, vlm_media_instance_t ***ppp_idsc, int *pi_instance )
1015 {
1016     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
1017     vlm_media_instance_t **pp_idsc;
1018     int                              i_idsc;
1019     int i;
1020
1021     if( !p_media )
1022         return VLC_EGENERIC;
1023
1024     TAB_INIT( i_idsc, pp_idsc );
1025     for( i = 0; i < p_media->i_instance; i++ )
1026     {
1027         vlm_media_instance_sys_t *p_instance = p_media->instance[i];
1028         vlm_media_instance_t *p_idsc = vlm_media_instance_New();
1029
1030         if( p_instance->psz_name )
1031             p_idsc->psz_name = strdup( p_instance->psz_name );
1032         if( p_instance->p_input )
1033         {
1034             p_idsc->i_time = var_GetTime( p_instance->p_input, "time" );
1035             p_idsc->i_length = var_GetTime( p_instance->p_input, "length" );
1036             p_idsc->d_position = var_GetFloat( p_instance->p_input, "position" );
1037             if( var_GetInteger( p_instance->p_input, "state" ) == PAUSE_S )
1038                 p_idsc->b_paused = true;
1039             p_idsc->i_rate = var_GetInteger( p_instance->p_input, "rate" );
1040         }
1041
1042         TAB_APPEND( i_idsc, pp_idsc, p_idsc );
1043     }
1044     *ppp_idsc = pp_idsc;
1045     *pi_instance = i_idsc;
1046     return VLC_SUCCESS;
1047 }
1048
1049 static int vlm_ControlMediaInstanceClear( vlm_t *p_vlm, int64_t id )
1050 {
1051     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
1052
1053     if( !p_media )
1054         return VLC_EGENERIC;
1055
1056     while( p_media->i_instance > 0 )
1057         vlm_ControlMediaInstanceStop( p_vlm, id, p_media->instance[0]->psz_name );
1058
1059     return VLC_SUCCESS;
1060 }
1061
1062 static int vlm_ControlScheduleClear( vlm_t *p_vlm )
1063 {
1064     while( p_vlm->i_schedule > 0 )
1065         vlm_ScheduleDelete( p_vlm, p_vlm->schedule[0] );
1066
1067     return VLC_SUCCESS;
1068 }
1069
1070 static int vlm_vaControlInternal( vlm_t *p_vlm, int i_query, va_list args )
1071 {
1072     vlm_media_t *p_dsc;
1073     vlm_media_t **pp_dsc;
1074     vlm_media_t ***ppp_dsc;
1075     vlm_media_instance_t ***ppp_idsc;
1076     const char *psz_id;
1077     const char *psz_vod;
1078     int64_t *p_id;
1079     int64_t id;
1080     int i_int;
1081     int *pi_int;
1082
1083     int64_t *pi_i64;
1084     int64_t i_i64;
1085     double *pd_double;
1086     double d_double;
1087
1088     switch( i_query )
1089     {
1090     /* Media control */
1091     case VLM_GET_MEDIAS:
1092         ppp_dsc = (vlm_media_t ***)va_arg( args, vlm_media_t *** );
1093         pi_int = (int *)va_arg( args, int * );
1094         return vlm_ControlMediaGets( p_vlm, ppp_dsc, pi_int );
1095
1096     case VLM_CLEAR_MEDIAS:
1097         return vlm_ControlMediaClear( p_vlm );
1098
1099     case VLM_CHANGE_MEDIA:
1100         p_dsc = (vlm_media_t*)va_arg( args, vlm_media_t * );
1101         return vlm_ControlMediaChange( p_vlm, p_dsc );
1102
1103     case VLM_ADD_MEDIA:
1104         p_dsc = (vlm_media_t*)va_arg( args, vlm_media_t * );
1105         p_id = (int64_t*)va_arg( args, int64_t * );
1106         return vlm_ControlMediaAdd( p_vlm, p_dsc, p_id );
1107
1108     case VLM_DEL_MEDIA:
1109         id = (int64_t)va_arg( args, int64_t );
1110         return vlm_ControlMediaDel( p_vlm, id );
1111
1112     case VLM_GET_MEDIA:
1113         id = (int64_t)va_arg( args, int64_t );
1114         pp_dsc = (vlm_media_t **)va_arg( args, vlm_media_t ** );
1115         return vlm_ControlMediaGet( p_vlm, id, pp_dsc );
1116
1117     case VLM_GET_MEDIA_ID:
1118         psz_id = (const char*)va_arg( args, const char * );
1119         p_id = (int64_t*)va_arg( args, int64_t * );
1120         return vlm_ControlMediaGetId( p_vlm, psz_id, p_id );
1121
1122
1123     /* Media instance control */
1124     case VLM_GET_MEDIA_INSTANCES:
1125         id = (int64_t)va_arg( args, int64_t );
1126         ppp_idsc = (vlm_media_instance_t ***)va_arg( args, vlm_media_instance_t *** );
1127         pi_int = (int *)va_arg( args, int *);
1128         return vlm_ControlMediaInstanceGets( p_vlm, id, ppp_idsc, pi_int );
1129
1130     case VLM_CLEAR_MEDIA_INSTANCES:
1131         id = (int64_t)va_arg( args, int64_t );
1132         return vlm_ControlMediaInstanceClear( p_vlm, id );
1133
1134
1135     case VLM_START_MEDIA_BROADCAST_INSTANCE:
1136         id = (int64_t)va_arg( args, int64_t );
1137         psz_id = (const char*)va_arg( args, const char* );
1138         i_int = (int)va_arg( args, int );
1139         return vlm_ControlMediaInstanceStart( p_vlm, id, psz_id, i_int, NULL );
1140
1141     case VLM_START_MEDIA_VOD_INSTANCE:
1142         id = (int64_t)va_arg( args, int64_t );
1143         psz_id = (const char*)va_arg( args, const char* );
1144         i_int = (int)va_arg( args, int );
1145         psz_vod = (const char*)va_arg( args, const char* );
1146         if( !psz_vod )
1147             return VLC_EGENERIC;
1148         return vlm_ControlMediaInstanceStart( p_vlm, id, psz_id, i_int, psz_vod );
1149
1150     case VLM_STOP_MEDIA_INSTANCE:
1151         id = (int64_t)va_arg( args, int64_t );
1152         psz_id = (const char*)va_arg( args, const char* );
1153         return vlm_ControlMediaInstanceStop( p_vlm, id, psz_id );
1154
1155     case VLM_PAUSE_MEDIA_INSTANCE:
1156         id = (int64_t)va_arg( args, int64_t );
1157         psz_id = (const char*)va_arg( args, const char* );
1158         return vlm_ControlMediaInstancePause( p_vlm, id, psz_id );
1159
1160     case VLM_GET_MEDIA_INSTANCE_TIME:
1161         id = (int64_t)va_arg( args, int64_t );
1162         psz_id = (const char*)va_arg( args, const char* );
1163         pi_i64 = (int64_t*)va_arg( args, int64_t * );
1164         return vlm_ControlMediaInstanceGetTimePosition( p_vlm, id, psz_id, pi_i64, NULL );
1165     case VLM_GET_MEDIA_INSTANCE_POSITION:
1166         id = (int64_t)va_arg( args, int64_t );
1167         psz_id = (const char*)va_arg( args, const char* );
1168         pd_double = (double*)va_arg( args, double* );
1169         return vlm_ControlMediaInstanceGetTimePosition( p_vlm, id, psz_id, NULL, pd_double );
1170
1171     case VLM_SET_MEDIA_INSTANCE_TIME:
1172         id = (int64_t)va_arg( args, int64_t );
1173         psz_id = (const char*)va_arg( args, const char* );
1174         i_i64 = (int64_t)va_arg( args, int64_t);
1175         return vlm_ControlMediaInstanceSetTimePosition( p_vlm, id, psz_id, i_i64, -1 );
1176     case VLM_SET_MEDIA_INSTANCE_POSITION:
1177         id = (int64_t)va_arg( args, int64_t );
1178         psz_id = (const char*)va_arg( args, const char* );
1179         d_double = (double)va_arg( args, double );
1180         return vlm_ControlMediaInstanceSetTimePosition( p_vlm, id, psz_id, -1, d_double );
1181
1182     case VLM_CLEAR_SCHEDULES:
1183         return vlm_ControlScheduleClear( p_vlm );
1184
1185     default:
1186         msg_Err( p_vlm, "unknown VLM query" );
1187         return VLC_EGENERIC;
1188     }
1189 }
1190
1191 int vlm_ControlInternal( vlm_t *p_vlm, int i_query, ... )
1192 {
1193     va_list args;
1194     int     i_result;
1195
1196     va_start( args, i_query );
1197     i_result = vlm_vaControlInternal( p_vlm, i_query, args );
1198     va_end( args );
1199
1200     return i_result;
1201 }
1202
1203 int vlm_Control( vlm_t *p_vlm, int i_query, ... )
1204 {
1205     va_list args;
1206     int     i_result;
1207
1208     va_start( args, i_query );
1209
1210     vlc_mutex_lock( &p_vlm->lock );
1211     i_result = vlm_vaControlInternal( p_vlm, i_query, args );
1212     vlc_mutex_unlock( &p_vlm->lock );
1213
1214     va_end( args );
1215
1216     return i_result;
1217 }
1218