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     VLC_UNUSED(psz_cmd);
  77     VLC_UNUSED(oldval);
  78     input_thread_t *p_input = (input_thread_t *)p_this;
  79     vlm_t *p_vlm = libvlc_priv( p_input->p_libvlc )->p_vlm;
  80     vlm_media_sys_t *p_media = p_data;
  81     const char *psz_instance_name = NULL;
  82
  83     if( newval.i_int == INPUT_EVENT_STATE )
  84     {
  85         for( int i = 0; i < p_media->i_instance; i++ )
  86         {
  87             if( p_media->instance[i]->p_input == p_input )
  88             {
  89                 psz_instance_name = p_media->instance[i]->psz_name;
  90                 break;
  91             }
  92         }
  93         vlm_SendEventMediaInstanceState( p_vlm, p_media->cfg.id, p_media->cfg.psz_name, psz_instance_name, var_GetInteger( p_input, "state" ) );
  94     }
  95     return VLC_SUCCESS;
  96 }
  97
  98 /*****************************************************************************
  99  * vlm_New:
 100  *****************************************************************************/
 101 vlm_t *__vlm_New ( vlc_object_t *p_this )
 102 {
 103     vlc_value_t lockval;
 104     vlm_t *p_vlm = NULL, **pp_vlm = &(libvlc_priv (p_this->p_libvlc)->p_vlm);
 105     char *psz_vlmconf;
 106     static const char vlm_object_name[] = "vlm daemon";
 107
 108     /* Avoid multiple creation */
 109     if( var_Create( p_this->p_libvlc, "vlm_mutex", VLC_VAR_MUTEX ) ||
 110         var_Get( p_this->p_libvlc, "vlm_mutex", &lockval ) )
 111         return NULL;
 112
 113     vlc_mutex_lock( lockval.p_address );
 114
 115     p_vlm = *pp_vlm;
 116     if( p_vlm )
 117     {   /* VLM already exists */
 118         vlc_object_hold( p_vlm );
 119         vlc_mutex_unlock( lockval.p_address );
 120         return p_vlm;
 121     }
 122
 123     msg_Dbg( p_this, "creating VLM" );
 124
 125     p_vlm = vlc_custom_create( p_this, sizeof( *p_vlm ), VLC_OBJECT_GENERIC,
 126                                vlm_object_name );
 127     if( !p_vlm )
 128     {
 129         vlc_mutex_unlock( lockval.p_address );
 130         return NULL;
 131     }
 132
 133     vlc_mutex_init( &p_vlm->lock );
 134     p_vlm->i_id = 1;
 135     TAB_INIT( p_vlm->i_media, p_vlm->media );
 136     TAB_INIT( p_vlm->i_schedule, p_vlm->schedule );
 137     p_vlm->i_vod = 0;
 138     p_vlm->p_vod = NULL;
 139     var_Create( p_vlm, "intf-event", VLC_VAR_ADDRESS );
 140     vlc_object_attach( p_vlm, p_this->p_libvlc );
 141
 142     if( vlc_clone( &p_vlm->thread, Manage, p_vlm, VLC_THREAD_PRIORITY_LOW ) )
 143     {
 144         vlc_mutex_destroy( &p_vlm->lock );
 145         vlc_object_release( p_vlm );
 146         return NULL;
 147     }
 148
 149     /* Load our configuration file */
 150     psz_vlmconf = var_CreateGetString( p_vlm, "vlm-conf" );
 151     if( psz_vlmconf && *psz_vlmconf )
 152     {
 153         vlm_message_t *p_message = NULL;
 154         char *psz_buffer = NULL;
 155
 156         msg_Dbg( p_this, "loading VLM configuration" );
 157         if( asprintf(&psz_buffer, "load %s", psz_vlmconf ) != -1 )
 158         {
 159             msg_Dbg( p_this, "%s", psz_buffer );
 160             if( vlm_ExecuteCommand( p_vlm, psz_buffer, &p_message ) )
 161                 msg_Warn( p_this, "error while loading the configuration file" );
 162
 163             vlm_MessageDelete( p_message );
 164             free( psz_buffer );
 165         }
 166     }
 167     free( psz_vlmconf );
 168
 169     vlc_object_set_destructor( p_vlm, (vlc_destructor_t)vlm_Destructor );
 170     *pp_vlm = p_vlm; /* for future reference */
 171     vlc_mutex_unlock( lockval.p_address );
 172
 173     return p_vlm;
 174 }
 175
 176 /*****************************************************************************
 177  * vlm_Delete:
 178  *****************************************************************************/
 179 void vlm_Delete( vlm_t *p_vlm )
 180 {
 181     vlc_value_t lockval;
 182
 183     /* vlm_Delete() is serialized against itself, and against vlm_New().
 184      * This way, vlm_Destructor () (called from vlc_objet_release() above)
 185      * is serialized against setting libvlc_priv->p_vlm from vlm_New(). */
 186     var_Get( p_vlm->p_libvlc, "vlm_mutex", &lockval );
 187     vlc_mutex_lock( lockval.p_address );
 188     vlc_object_release( p_vlm );
 189     vlc_mutex_unlock( lockval.p_address );
 190 }
 191
 192 /*****************************************************************************
 193  * vlm_Destructor:
 194  *****************************************************************************/
 195 static void vlm_Destructor( vlm_t *p_vlm )
 196 {
 197     vlm_ControlInternal( p_vlm, VLM_CLEAR_MEDIAS );
 198     TAB_CLEAN( p_vlm->i_media, p_vlm->media );
 199
 200     vlm_ControlInternal( p_vlm, VLM_CLEAR_SCHEDULES );
 201     TAB_CLEAN( p_vlm->schedule, p_vlm->schedule );
 202
 203     libvlc_priv(p_vlm->p_libvlc)->p_vlm = NULL;
 204     vlc_object_kill( p_vlm );
 205     /*vlc_cancel( p_vlm->thread ); */
 206     vlc_join( p_vlm->thread, NULL );
 207     vlc_mutex_destroy( &p_vlm->lock );
 208 }
 209
 210 /*****************************************************************************
 211  * vlm_ExecuteCommand:
 212  *****************************************************************************/
 213 int vlm_ExecuteCommand( vlm_t *p_vlm, const char *psz_command,
 214                         vlm_message_t **pp_message)
 215 {
 216     int i_result;
 217
 218     vlc_mutex_lock( &p_vlm->lock );
 219     i_result = ExecuteCommand( p_vlm, psz_command, pp_message );
 220     vlc_mutex_unlock( &p_vlm->lock );
 221
 222     return i_result;
 223 }
 224
 225
 226 int64_t vlm_Date(void)
 227 {
 228 #if defined (WIN32) && !defined (UNDER_CE)
 229     struct timeb tm;
 230     ftime( &tm );
 231     return ((int64_t)tm.time) * 1000000 + ((int64_t)tm.millitm) * 1000;
 232 #else
 233     struct timeval tv_date;
 234
 235     /* gettimeofday() cannot fail given &tv_date is a valid address */
 236     (void)gettimeofday( &tv_date, NULL );
 237     return (mtime_t) tv_date.tv_sec * 1000000 + (mtime_t) tv_date.tv_usec;
 238 #endif
 239 }
 240
 241
 242 /*****************************************************************************
 243  *
 244  *****************************************************************************/
 245 static int vlm_MediaVodControl( void *p_private, vod_media_t *p_vod_media,
 246                                 const char *psz_id, int i_query, va_list args )
 247 {
 248     vlm_t *vlm = (vlm_t *)p_private;
 249     int i, i_ret;
 250     const char *psz;
 251     int64_t id;
 252
 253     if( !p_private || !p_vod_media )
 254         return VLC_EGENERIC;
 255
 256     vlc_mutex_lock( &vlm->lock );
 257
 258     /* Find media id */
 259     for( i = 0, id = -1; i < vlm->i_media; i++ )
 260     {
 261         if( p_vod_media == vlm->media[i]->vod.p_media )
 262         {
 263             id = vlm->media[i]->cfg.id;
 264             break;
 265         }
 266     }
 267     if( id == -1 )
 268     {
 269         vlc_mutex_unlock( &vlm->lock );
 270         return VLC_EGENERIC;
 271     }
 272
 273     switch( i_query )
 274     {
 275     case VOD_MEDIA_PLAY:
 276         psz = (const char *)va_arg( args, const char * );
 277         i_ret = vlm_ControlInternal( vlm, VLM_START_MEDIA_VOD_INSTANCE, id, psz_id, 0, psz );
 278         break;
 279
 280     case VOD_MEDIA_PAUSE:
 281         i_ret = vlm_ControlInternal( vlm, VLM_PAUSE_MEDIA_INSTANCE, id, psz_id );
 282         break;
 283
 284     case VOD_MEDIA_STOP:
 285         i_ret = vlm_ControlInternal( vlm, VLM_STOP_MEDIA_INSTANCE, id, psz_id );
 286         break;
 287
 288     case VOD_MEDIA_SEEK:
 289     {
 290         double d_position = (double)va_arg( args, double );
 291         i_ret = vlm_ControlInternal( vlm, VLM_SET_MEDIA_INSTANCE_POSITION, id, psz_id, d_position/100.0 );
 292         break;
 293     }
 294
 295     case VOD_MEDIA_REWIND:
 296     {
 297         double d_scale = (double)va_arg( args, double );
 298         double d_position;
 299
 300         vlm_ControlInternal( vlm, VLM_GET_MEDIA_INSTANCE_POSITION, id, psz_id, &d_position );
 301         d_position -= (d_scale / 1000.0);
 302         if( d_position < 0.0 )
 303             d_position = 0.0;
 304         i_ret = vlm_ControlInternal( vlm, VLM_SET_MEDIA_INSTANCE_POSITION, id, psz_id, d_position );
 305         break;
 306     }
 307
 308     case VOD_MEDIA_FORWARD:
 309     {
 310         double d_scale = (double)va_arg( args, double );
 311         double d_position;
 312
 313         vlm_ControlInternal( vlm, VLM_GET_MEDIA_INSTANCE_POSITION, id, psz_id, &d_position );
 314         d_position += (d_scale / 1000.0);
 315         if( d_position > 1.0 )
 316             d_position = 1.0;
 317         i_ret = vlm_ControlInternal( vlm, VLM_SET_MEDIA_INSTANCE_POSITION, id, psz_id, d_position );
 318         break;
 319     }
 320
 321     default:
 322         i_ret = VLC_EGENERIC;
 323         break;
 324     }
 325
 326     vlc_mutex_unlock( &vlm->lock );
 327
 328     return i_ret;
 329 }
 330
 331
 332 /*****************************************************************************
 333  * Manage:
 334  *****************************************************************************/
 335 static void* Manage( void* p_object )
 336 {
 337     vlm_t *vlm = (vlm_t*)p_object;
 338     int i, j;
 339     mtime_t i_lastcheck;
 340     mtime_t i_time;
 341
 342     int canc = vlc_savecancel ();
 343     i_lastcheck = vlm_Date();
 344
 345     while( !vlm->b_die )
 346     {
 347         char **ppsz_scheduled_commands = NULL;
 348         int    i_scheduled_commands = 0;
 349
 350         vlc_mutex_lock( &vlm->lock );
 351
 352         /* destroy the inputs that wants to die, and launch the next input */
 353         for( i = 0; i < vlm->i_media; i++ )
 354         {
 355             vlm_media_sys_t *p_media = vlm->media[i];
 356
 357             for( j = 0; j < p_media->i_instance; )
 358             {
 359                 vlm_media_instance_sys_t *p_instance = p_media->instance[j];
 360
 361                 if( p_instance->p_input && ( p_instance->p_input->b_eof || p_instance->p_input->b_error ) )
 362                 {
 363                     int i_new_input_index;
 364
 365                     /* */
 366                     i_new_input_index = p_instance->i_index + 1;
 367                     if( !p_media->cfg.b_vod && p_media->cfg.broadcast.b_loop && i_new_input_index >= p_media->cfg.i_input )
 368                         i_new_input_index = 0;
 369
 370                     /* FIXME implement multiple input with VOD */
 371                     if( p_media->cfg.b_vod || i_new_input_index >= p_media->cfg.i_input )
 372                         vlm_ControlInternal( vlm, VLM_STOP_MEDIA_INSTANCE, p_media->cfg.id, p_instance->psz_name );
 373                     else
 374                         vlm_ControlInternal( vlm, VLM_START_MEDIA_BROADCAST_INSTANCE, p_media->cfg.id, p_instance->psz_name, i_new_input_index );
 375
 376                     j = 0;
 377                 }
 378                 else
 379                 {
 380                     j++;
 381                 }
 382             }
 383         }
 384
 385         /* scheduling */
 386         i_time = vlm_Date();
 387
 388         for( i = 0; i < vlm->i_schedule; i++ )
 389         {
 390             mtime_t i_real_date = vlm->schedule[i]->i_date;
 391
 392             if( vlm->schedule[i]->b_enabled == true )
 393             {
 394                 if( vlm->schedule[i]->i_date == 0 ) // now !
 395                 {
 396                     vlm->schedule[i]->i_date = (i_time / 1000000) * 1000000 ;
 397                     i_real_date = i_time;
 398                 }
 399                 else if( vlm->schedule[i]->i_period != 0 )
 400                 {
 401                     int j = 0;
 402                     while( vlm->schedule[i]->i_date + j *
 403                            vlm->schedule[i]->i_period <= i_lastcheck &&
 404                            ( vlm->schedule[i]->i_repeat > j ||
 405                              vlm->schedule[i]->i_repeat == -1 ) )
 406                     {
 407                         j++;
 408                     }
 409
 410                     i_real_date = vlm->schedule[i]->i_date + j *
 411                         vlm->schedule[i]->i_period;
 412                 }
 413
 414                 if( i_real_date <= i_time && i_real_date > i_lastcheck )
 415                 {
 416                     for( j = 0; j < vlm->schedule[i]->i_command; j++ )
 417                     {
 418                         TAB_APPEND( i_scheduled_commands,
 419                                     ppsz_scheduled_commands,
 420                                     strdup(vlm->schedule[i]->command[j] ) );
 421                     }
 422                 }
 423             }
 424         }
 425         while( i_scheduled_commands )
 426         {
 427             vlm_message_t *message = NULL;
 428             char *psz_command = ppsz_scheduled_commands[0];
 429             ExecuteCommand( vlm, psz_command,&message );
 430
 431             /* for now, drop the message */
 432             vlm_MessageDelete( message );
 433             TAB_REMOVE( i_scheduled_commands,
 434                         ppsz_scheduled_commands,
 435                         psz_command );
 436             free( psz_command );
 437         }
 438
 439         i_lastcheck = i_time;
 440
 441         vlc_mutex_unlock( &vlm->lock );
 442
 443         msleep( 100000 );
 444     }
 445
 446     vlc_restorecancel (canc);
 447     return NULL;
 448 }
 449
 450 /* New API
 451  */
 452 /*
 453 typedef struct
 454 {
 455     struct
 456     {
 457         int i_connection_count;
 458         int i_connection_active;
 459     } vod;
 460     struct
 461     {
 462         int        i_count;
 463         bool b_playing;
 464         int        i_playing_index;
 465     } broadcast;
 466
 467 } vlm_media_status_t;
 468 */
 469
 470 /* */
 471 static vlm_media_sys_t *vlm_ControlMediaGetById( vlm_t *p_vlm, int64_t id )
 472 {
 473     int i;
 474
 475     for( i = 0; i < p_vlm->i_media; i++ )
 476     {
 477         if( p_vlm->media[i]->cfg.id == id )
 478             return p_vlm->media[i];
 479     }
 480     return NULL;
 481 }
 482 static vlm_media_sys_t *vlm_ControlMediaGetByName( vlm_t *p_vlm, const char *psz_name )
 483 {
 484     int i;
 485
 486     for( i = 0; i < p_vlm->i_media; i++ )
 487     {
 488         if( !strcmp( p_vlm->media[i]->cfg.psz_name, psz_name ) )
 489             return p_vlm->media[i];
 490     }
 491     return NULL;
 492 }
 493 static int vlm_MediaDescriptionCheck( vlm_t *p_vlm, vlm_media_t *p_cfg )
 494 {
 495     int i;
 496
 497     if( !p_cfg || !p_cfg->psz_name ||
 498         !strcmp( p_cfg->psz_name, "all" ) || !strcmp( p_cfg->psz_name, "media" ) || !strcmp( p_cfg->psz_name, "schedule" ) )
 499         return VLC_EGENERIC;
 500
 501     for( i = 0; i < p_vlm->i_media; i++ )
 502     {
 503         if( p_vlm->media[i]->cfg.id == p_cfg->id )
 504             continue;
 505         if( !strcmp( p_vlm->media[i]->cfg.psz_name, p_cfg->psz_name ) )
 506             return VLC_EGENERIC;
 507     }
 508     return VLC_SUCCESS;
 509 }
 510
 511
 512 /* Called after a media description is changed/added */
 513 static int vlm_OnMediaUpdate( vlm_t *p_vlm, vlm_media_sys_t *p_media )
 514 {
 515     vlm_media_t *p_cfg = &p_media->cfg;
 516     /* Check if we need to create/delete a vod media */
 517     if( p_cfg->b_vod )
 518     {
 519         if( !p_cfg->b_enabled && p_media->vod.p_media )
 520         {
 521             p_vlm->p_vod->pf_media_del( p_vlm->p_vod, p_media->vod.p_media );
 522             p_media->vod.p_media = NULL;
 523         }
 524         else if( p_cfg->b_enabled && !p_media->vod.p_media && p_cfg->i_input )
 525         {
 526             /* Pre-parse the input */
 527             input_thread_t *p_input;
 528             char *psz_output;
 529             char *psz_header;
 530             char *psz_dup;
 531             int i;
 532
 533             vlc_gc_decref( p_media->vod.p_item );
 534             p_media->vod.p_item = input_item_New( p_vlm, p_cfg->ppsz_input[0],
 535                 p_cfg->psz_name );
 536
 537             if( p_cfg->psz_output )
 538             {
 539                 if( asprintf( &psz_output, "%s:description", p_cfg->psz_output )  == -1 )
 540                     psz_output = NULL;
 541             }
 542             else
 543                 psz_output = strdup( "#description" );
 544
 545             if( psz_output && asprintf( &psz_dup, "sout=%s", psz_output ) != -1 )
 546             {
 547                 input_item_AddOption( p_media->vod.p_item, psz_dup, VLC_INPUT_OPTION_TRUSTED );
 548                 free( psz_dup );
 549             }
 550             free( psz_output );
 551
 552             for( i = 0; i < p_cfg->i_option; i++ )
 553                 input_item_AddOption( p_media->vod.p_item,
 554                                       p_cfg->ppsz_option[i], VLC_INPUT_OPTION_TRUSTED );
 555
 556             if( asprintf( &psz_header, _("Media: %s"), p_cfg->psz_name ) == -1 )
 557                 psz_header = NULL;
 558
 559             if( (p_input = input_CreateAndStart( p_vlm->p_libvlc, p_media->vod.p_item, psz_header ) ) )
 560             {
 561                 while( !p_input->b_eof && !p_input->b_error )
 562                     msleep( 100000 );
 563
 564                 input_Stop( p_input, false );
 565                 vlc_thread_join( p_input );
 566                 vlc_object_release( p_input );
 567             }
 568             free( psz_header );
 569
 570             if( p_cfg->vod.psz_mux )
 571             {
 572                 input_item_t item;
 573                 es_format_t es, *p_es = &es;
 574                 union { char text[5]; uint32_t value; } fourcc;
 575
 576                 sprintf( fourcc.text, "%4.4s", p_cfg->vod.psz_mux );
 577                 fourcc.text[0] = tolower(fourcc.text[0]);
 578                 fourcc.text[1] = tolower(fourcc.text[1]);
 579                 fourcc.text[2] = tolower(fourcc.text[2]);
 580                 fourcc.text[3] = tolower(fourcc.text[3]);
 581
 582                 /* XXX: Don't do it that way, but properly use a new input item ref. */
 583                 item = *p_media->vod.p_item;
 584                 item.i_es = 1;
 585                 item.es = &p_es;
 586                 es_format_Init( &es, VIDEO_ES, fourcc.value );
 587
 588                 p_media->vod.p_media =
 589                     p_vlm->p_vod->pf_media_new( p_vlm->p_vod, p_cfg->psz_name, &item );
 590             }
 591             else
 592             {
 593                 p_media->vod.p_media =
 594                     p_vlm->p_vod->pf_media_new( p_vlm->p_vod, p_cfg->psz_name, p_media->vod.p_item );
 595             }
 596         }
 597     }
 598     else
 599     {
 600         /* TODO start media if needed */
 601     }
 602
 603     /* TODO add support of var vlm_media_broadcast/vlm_media_vod */
 604
 605     vlm_SendEventMediaChanged( p_vlm, p_cfg->id, p_cfg->psz_name );
 606     return VLC_SUCCESS;
 607 }
 608 static int vlm_ControlMediaChange( vlm_t *p_vlm, vlm_media_t *p_cfg )
 609 {
 610     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, p_cfg->id );
 611
 612     /* */
 613     if( !p_media || vlm_MediaDescriptionCheck( p_vlm, p_cfg ) )
 614         return VLC_EGENERIC;
 615     if( ( p_media->cfg.b_vod && !p_cfg->b_vod ) || ( !p_media->cfg.b_vod && p_cfg->b_vod ) )
 616         return VLC_EGENERIC;
 617
 618     if( 0 )
 619     {
 620         /* TODO check what are the changes being done (stop instance if needed) */
 621     }
 622
 623     vlm_media_Clean( &p_media->cfg );
 624     vlm_media_Copy( &p_media->cfg, p_cfg );
 625
 626     return vlm_OnMediaUpdate( p_vlm, p_media );
 627 }
 628
 629 static int vlm_ControlMediaAdd( vlm_t *p_vlm, vlm_media_t *p_cfg, int64_t *p_id )
 630 {
 631     vlm_media_sys_t *p_media;
 632
 633     if( vlm_MediaDescriptionCheck( p_vlm, p_cfg ) || vlm_ControlMediaGetByName( p_vlm, p_cfg->psz_name ) )
 634     {
 635         msg_Err( p_vlm, "invalid media description" );
 636         return VLC_EGENERIC;
 637     }
 638     /* Check if we need to load the VOD server */
 639     if( p_cfg->b_vod && !p_vlm->i_vod )
 640     {
 641         p_vlm->p_vod = vlc_custom_create( VLC_OBJECT(p_vlm), sizeof( vod_t ),
 642                                           VLC_OBJECT_GENERIC, "vod server" );
 643         vlc_object_attach( p_vlm->p_vod, p_vlm->p_libvlc );
 644         p_vlm->p_vod->p_module = module_need( p_vlm->p_vod, "vod server", NULL, false );
 645         if( !p_vlm->p_vod->p_module )
 646         {
 647             msg_Err( p_vlm, "cannot find vod server" );
 648             vlc_object_detach( p_vlm->p_vod );
 649             vlc_object_release( p_vlm->p_vod );
 650             p_vlm->p_vod = NULL;
 651             return VLC_EGENERIC;
 652         }
 653
 654         p_vlm->p_vod->p_data = p_vlm;
 655         p_vlm->p_vod->pf_media_control = vlm_MediaVodControl;
 656     }
 657
 658     p_media = calloc( 1, sizeof( vlm_media_sys_t ) );
 659     if( !p_media )
 660         return VLC_ENOMEM;
 661
 662     if( p_cfg->b_vod )
 663         p_vlm->i_vod++;
 664
 665     vlm_media_Copy( &p_media->cfg, p_cfg );
 666     p_media->cfg.id = p_vlm->i_id++;
 667     /* FIXME do we do something here if enabled is true ? */
 668
 669     p_media->vod.p_item = input_item_New( p_vlm, NULL, NULL );
 670
 671     p_media->vod.p_media = NULL;
 672     TAB_INIT( p_media->i_instance, p_media->instance );
 673
 674     /* */
 675     TAB_APPEND( p_vlm->i_media, p_vlm->media, p_media );
 676
 677     if( p_id )
 678         *p_id = p_media->cfg.id;
 679
 680     /* */
 681     vlm_SendEventMediaAdded( p_vlm, p_media->cfg.id, p_media->cfg.psz_name );
 682     return vlm_OnMediaUpdate( p_vlm, p_media );
 683 }
 684
 685 static int vlm_ControlMediaDel( vlm_t *p_vlm, int64_t id )
 686 {
 687     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 688
 689     if( !p_media )
 690         return VLC_EGENERIC;
 691
 692     while( p_media->i_instance > 0 )
 693         vlm_ControlInternal( p_vlm, VLM_STOP_MEDIA_INSTANCE, id, p_media->instance[0]->psz_name );
 694
 695     if( p_media->cfg.b_vod )
 696     {
 697         p_media->cfg.b_enabled = false;
 698         vlm_OnMediaUpdate( p_vlm, p_media );
 699         p_vlm->i_vod--;
 700     }
 701
 702     /* */
 703     vlm_SendEventMediaRemoved( p_vlm, id, p_media->cfg.psz_name );
 704
 705     vlm_media_Clean( &p_media->cfg );
 706
 707     vlc_gc_decref( p_media->vod.p_item );
 708
 709     TAB_REMOVE( p_vlm->i_media, p_vlm->media, p_media );
 710
 711     free( p_media );
 712
 713     /* Check if we need to unload the VOD server */
 714     if( p_vlm->p_vod && p_vlm->i_vod <= 0 )
 715     {
 716         module_unneed( p_vlm->p_vod, p_vlm->p_vod->p_module );
 717         vlc_object_detach( p_vlm->p_vod );
 718         vlc_object_release( p_vlm->p_vod );
 719         p_vlm->p_vod = NULL;
 720     }
 721
 722     return VLC_SUCCESS;
 723 }
 724
 725 static int vlm_ControlMediaGets( vlm_t *p_vlm, vlm_media_t ***ppp_dsc, int *pi_dsc )
 726 {
 727     vlm_media_t **pp_dsc;
 728     int                     i_dsc;
 729     int i;
 730
 731     TAB_INIT( i_dsc, pp_dsc );
 732     for( i = 0; i < p_vlm->i_media; i++ )
 733     {
 734         vlm_media_t *p_dsc = vlm_media_Duplicate( &p_vlm->media[i]->cfg );
 735         TAB_APPEND( i_dsc, pp_dsc, p_dsc );
 736     }
 737
 738     *ppp_dsc = pp_dsc;
 739     *pi_dsc = i_dsc;
 740
 741     return VLC_SUCCESS;
 742 }
 743 static int vlm_ControlMediaClear( vlm_t *p_vlm )
 744 {
 745     while( p_vlm->i_media > 0 )
 746         vlm_ControlMediaDel( p_vlm, p_vlm->media[0]->cfg.id );
 747
 748     return VLC_SUCCESS;
 749 }
 750 static int vlm_ControlMediaGet( vlm_t *p_vlm, int64_t id, vlm_media_t **pp_dsc )
 751 {
 752     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 753     if( !p_media )
 754         return VLC_EGENERIC;
 755
 756     *pp_dsc = vlm_media_Duplicate( &p_media->cfg );
 757     return VLC_SUCCESS;
 758 }
 759 static int vlm_ControlMediaGetId( vlm_t *p_vlm, const char *psz_name, int64_t *p_id )
 760 {
 761     vlm_media_sys_t *p_media = vlm_ControlMediaGetByName( p_vlm, psz_name );
 762     if( !p_media )
 763         return VLC_EGENERIC;
 764
 765     *p_id = p_media->cfg.id;
 766     return VLC_SUCCESS;
 767 }
 768
 769 static vlm_media_instance_sys_t *vlm_ControlMediaInstanceGetByName( vlm_media_sys_t *p_media, const char *psz_id )
 770 {
 771     int i;
 772
 773     for( i = 0; i < p_media->i_instance; i++ )
 774     {
 775         const char *psz = p_media->instance[i]->psz_name;
 776         if( ( psz == NULL && psz_id == NULL ) ||
 777             ( psz && psz_id && !strcmp( psz, psz_id ) ) )
 778             return p_media->instance[i];
 779     }
 780     return NULL;
 781 }
 782 static vlm_media_instance_sys_t *vlm_MediaInstanceNew( vlm_t *p_vlm, const char *psz_name )
 783 {
 784     vlm_media_instance_sys_t *p_instance = calloc( 1, sizeof(vlm_media_instance_sys_t) );
 785     if( !p_instance )
 786         return NULL;
 787
 788     p_instance->psz_name = NULL;
 789     if( psz_name )
 790         p_instance->psz_name = strdup( psz_name );
 791
 792     p_instance->p_item = input_item_New( p_vlm, NULL, NULL );
 793
 794     p_instance->i_index = 0;
 795     p_instance->b_sout_keep = false;
 796     p_instance->p_input = NULL;
 797     p_instance->p_input_resource = NULL;
 798
 799     return p_instance;
 800 }
 801 static void vlm_MediaInstanceDelete( vlm_t *p_vlm, int64_t id, vlm_media_instance_sys_t *p_instance, vlm_media_sys_t *p_media )
 802 {
 803     input_thread_t *p_input = p_instance->p_input;
 804     if( p_input )
 805     {
 806         input_resource_t *p_resource;
 807
 808         input_Stop( p_input, true );
 809         vlc_thread_join( p_input );
 810
 811         p_resource = input_DetachResource( p_input );
 812         input_resource_Delete( p_resource );
 813
 814         var_DelCallback( p_instance->p_input, "intf-event", InputEvent, p_media );
 815         vlc_object_release( p_input );
 816
 817         vlm_SendEventMediaInstanceStopped( p_vlm, id, p_media->cfg.psz_name );
 818     }
 819     if( p_instance->p_input_resource )
 820         input_resource_Delete( p_instance->p_input_resource );
 821
 822     vlc_gc_decref( p_instance->p_item );
 823     free( p_instance->psz_name );
 824     free( p_instance );
 825 }
 826
 827
 828 static int vlm_ControlMediaInstanceStart( vlm_t *p_vlm, int64_t id, const char *psz_id, int i_input_index, const char *psz_vod_output )
 829 {
 830     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 831     vlm_media_instance_sys_t *p_instance;
 832     char *psz_log;
 833
 834     if( !p_media || !p_media->cfg.b_enabled || p_media->cfg.i_input <= 0 )
 835         return VLC_EGENERIC;
 836
 837     /* TODO support multiple input for VOD with sout-keep ? */
 838
 839     if( ( p_media->cfg.b_vod && !psz_vod_output ) || ( !p_media->cfg.b_vod && psz_vod_output ) )
 840         return VLC_EGENERIC;
 841
 842     if( i_input_index < 0 || i_input_index >= p_media->cfg.i_input )
 843         return VLC_EGENERIC;
 844
 845     p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
 846     if( !p_instance )
 847     {
 848         vlm_media_t *p_cfg = &p_media->cfg;
 849         int i;
 850
 851         p_instance = vlm_MediaInstanceNew( p_vlm, psz_id );
 852         if( !p_instance )
 853             return VLC_ENOMEM;
 854
 855         if( p_cfg->psz_output != NULL || psz_vod_output != NULL )
 856         {
 857             char *psz_buffer;
 858             if( asprintf( &psz_buffer, "sout=%s%s%s",
 859                       p_cfg->psz_output ? p_cfg->psz_output : "",
 860                       (p_cfg->psz_output && psz_vod_output) ? ":" : psz_vod_output ? "#" : "",
 861                       psz_vod_output ? psz_vod_output : "" ) != -1 )
 862             {
 863                 input_item_AddOption( p_instance->p_item, psz_buffer, VLC_INPUT_OPTION_TRUSTED );
 864                 free( psz_buffer );
 865             }
 866         }
 867
 868         for( i = 0; i < p_cfg->i_option; i++ )
 869         {
 870             if( !strcmp( p_cfg->ppsz_option[i], "sout-keep" ) )
 871                 p_instance->b_sout_keep = true;
 872             else if( !strcmp( p_cfg->ppsz_option[i], "nosout-keep" ) || !strcmp( p_cfg->ppsz_option[i], "no-sout-keep" ) )
 873                 p_instance->b_sout_keep = false;
 874             else
 875                 input_item_AddOption( p_instance->p_item, p_cfg->ppsz_option[i], VLC_INPUT_OPTION_TRUSTED );
 876         }
 877         TAB_APPEND( p_media->i_instance, p_media->instance, p_instance );
 878     }
 879
 880     /* Stop old instance */
 881     input_thread_t *p_input = p_instance->p_input;
 882     if( p_input )
 883     {
 884         if( p_instance->i_index == i_input_index &&
 885             !p_input->b_eof && !p_input->b_error )
 886         {
 887             if( var_GetInteger( p_input, "state" ) == PAUSE_S )
 888                 var_SetInteger( p_input, "state",  PLAYING_S );
 889             return VLC_SUCCESS;
 890         }
 891
 892         input_Stop( p_input, !p_input->b_eof && !p_input->b_error );
 893         vlc_thread_join( p_input );
 894
 895         p_instance->p_input_resource = input_DetachResource( p_input );
 896
 897         var_DelCallback( p_instance->p_input, "intf-event", InputEvent, p_media );
 898         vlc_object_release( p_input );
 899
 900         if( !p_instance->b_sout_keep )
 901             input_resource_TerminateSout( p_instance->p_input_resource );
 902         input_resource_TerminateVout( p_instance->p_input_resource );
 903
 904         vlm_SendEventMediaInstanceStopped( p_vlm, id, p_media->cfg.psz_name );
 905     }
 906
 907     /* Start new one */
 908     p_instance->i_index = i_input_index;
 909     input_item_SetURI( p_instance->p_item, p_media->cfg.ppsz_input[p_instance->i_index] ) ;
 910
 911     if( asprintf( &psz_log, _("Media: %s"), p_media->cfg.psz_name ) != -1 )
 912     {
 913         p_instance->p_input = input_Create( p_vlm->p_libvlc, p_instance->p_item,
 914                                             psz_log, p_instance->p_input_resource );
 915         if( p_instance->p_input )
 916         {
 917             var_AddCallback( p_instance->p_input, "intf-event", InputEvent, p_media );
 918             if( input_Start( p_instance->p_input ) != VLC_SUCCESS )
 919             {
 920                 var_DelCallback( p_instance->p_input, "intf-event", InputEvent, p_media );
 921                 vlc_object_release( p_instance->p_input );
 922                 p_instance->p_input = NULL;
 923             }
 924         }
 925         p_instance->p_input_resource = NULL;
 926
 927         if( !p_instance->p_input )
 928         {
 929             TAB_REMOVE( p_media->i_instance, p_media->instance, p_instance );
 930             vlm_MediaInstanceDelete( p_vlm, id, p_instance, p_media );
 931         }
 932         else
 933         {
 934             vlm_SendEventMediaInstanceStarted( p_vlm, id, p_media->cfg.psz_name );
 935         }
 936         free( psz_log );
 937     }
 938
 939     return VLC_SUCCESS;
 940 }
 941
 942 static int vlm_ControlMediaInstanceStop( vlm_t *p_vlm, int64_t id, const char *psz_id )
 943 {
 944     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 945     vlm_media_instance_sys_t *p_instance;
 946
 947     if( !p_media )
 948         return VLC_EGENERIC;
 949
 950     p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
 951     if( !p_instance )
 952         return VLC_EGENERIC;
 953
 954     TAB_REMOVE( p_media->i_instance, p_media->instance, p_instance );
 955
 956     vlm_MediaInstanceDelete( p_vlm, id, p_instance, p_media );
 957
 958     return VLC_SUCCESS;
 959 }
 960 static int vlm_ControlMediaInstancePause( vlm_t *p_vlm, int64_t id, const char *psz_id )
 961 {
 962     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 963     vlm_media_instance_sys_t *p_instance;
 964     int i_state;
 965
 966     if( !p_media )
 967         return VLC_EGENERIC;
 968
 969     p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
 970     if( !p_instance || !p_instance->p_input )
 971         return VLC_EGENERIC;
 972
 973     /* Toggle pause state */
 974     i_state = var_GetInteger( p_instance->p_input, "state" );
 975     if( i_state == PAUSE_S )
 976         var_SetInteger( p_instance->p_input, "state", PLAYING_S );
 977     else if( i_state == PLAYING_S )
 978         var_SetInteger( p_instance->p_input, "state", PAUSE_S );
 979     return VLC_SUCCESS;
 980 }
 981 static int vlm_ControlMediaInstanceGetTimePosition( vlm_t *p_vlm, int64_t id, const char *psz_id, int64_t *pi_time, double *pd_position )
 982 {
 983     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 984     vlm_media_instance_sys_t *p_instance;
 985
 986     if( !p_media )
 987         return VLC_EGENERIC;
 988
 989     p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
 990     if( !p_instance || !p_instance->p_input )
 991         return VLC_EGENERIC;
 992
 993     if( pi_time )
 994         *pi_time = var_GetTime( p_instance->p_input, "time" );
 995     if( pd_position )
 996         *pd_position = var_GetFloat( p_instance->p_input, "position" );
 997     return VLC_SUCCESS;
 998 }
 999 static int vlm_ControlMediaInstanceSetTimePosition( vlm_t *p_vlm, int64_t id, const char *psz_id, int64_t i_time, double d_position )
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 || !p_instance->p_input )
1009         return VLC_EGENERIC;
1010
1011     if( i_time >= 0 )
1012         return var_SetTime( p_instance->p_input, "time", i_time );
1013     else if( d_position >= 0 && d_position <= 100 )
1014         return var_SetFloat( p_instance->p_input, "position", d_position );
1015     return VLC_EGENERIC;
1016 }
1017
1018 static int vlm_ControlMediaInstanceGets( vlm_t *p_vlm, int64_t id, vlm_media_instance_t ***ppp_idsc, int *pi_instance )
1019 {
1020     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
1021     vlm_media_instance_t **pp_idsc;
1022     int                              i_idsc;
1023     int i;
1024
1025     if( !p_media )
1026         return VLC_EGENERIC;
1027
1028     TAB_INIT( i_idsc, pp_idsc );
1029     for( i = 0; i < p_media->i_instance; i++ )
1030     {
1031         vlm_media_instance_sys_t *p_instance = p_media->instance[i];
1032         vlm_media_instance_t *p_idsc = vlm_media_instance_New();
1033
1034         if( p_instance->psz_name )
1035             p_idsc->psz_name = strdup( p_instance->psz_name );
1036         if( p_instance->p_input )
1037         {
1038             p_idsc->i_time = var_GetTime( p_instance->p_input, "time" );
1039             p_idsc->i_length = var_GetTime( p_instance->p_input, "length" );
1040             p_idsc->d_position = var_GetFloat( p_instance->p_input, "position" );
1041             if( var_GetInteger( p_instance->p_input, "state" ) == PAUSE_S )
1042                 p_idsc->b_paused = true;
1043             p_idsc->i_rate = var_GetInteger( p_instance->p_input, "rate" );
1044         }
1045
1046         TAB_APPEND( i_idsc, pp_idsc, p_idsc );
1047     }
1048     *ppp_idsc = pp_idsc;
1049     *pi_instance = i_idsc;
1050     return VLC_SUCCESS;
1051 }
1052
1053 static int vlm_ControlMediaInstanceClear( vlm_t *p_vlm, int64_t id )
1054 {
1055     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
1056
1057     if( !p_media )
1058         return VLC_EGENERIC;
1059
1060     while( p_media->i_instance > 0 )
1061         vlm_ControlMediaInstanceStop( p_vlm, id, p_media->instance[0]->psz_name );
1062
1063     return VLC_SUCCESS;
1064 }
1065
1066 static int vlm_ControlScheduleClear( vlm_t *p_vlm )
1067 {
1068     while( p_vlm->i_schedule > 0 )
1069         vlm_ScheduleDelete( p_vlm, p_vlm->schedule[0] );
1070
1071     return VLC_SUCCESS;
1072 }
1073
1074 static int vlm_vaControlInternal( vlm_t *p_vlm, int i_query, va_list args )
1075 {
1076     vlm_media_t *p_dsc;
1077     vlm_media_t **pp_dsc;
1078     vlm_media_t ***ppp_dsc;
1079     vlm_media_instance_t ***ppp_idsc;
1080     const char *psz_id;
1081     const char *psz_vod;
1082     int64_t *p_id;
1083     int64_t id;
1084     int i_int;
1085     int *pi_int;
1086
1087     int64_t *pi_i64;
1088     int64_t i_i64;
1089     double *pd_double;
1090     double d_double;
1091
1092     switch( i_query )
1093     {
1094     /* Media control */
1095     case VLM_GET_MEDIAS:
1096         ppp_dsc = (vlm_media_t ***)va_arg( args, vlm_media_t *** );
1097         pi_int = (int *)va_arg( args, int * );
1098         return vlm_ControlMediaGets( p_vlm, ppp_dsc, pi_int );
1099
1100     case VLM_CLEAR_MEDIAS:
1101         return vlm_ControlMediaClear( p_vlm );
1102
1103     case VLM_CHANGE_MEDIA:
1104         p_dsc = (vlm_media_t*)va_arg( args, vlm_media_t * );
1105         return vlm_ControlMediaChange( p_vlm, p_dsc );
1106
1107     case VLM_ADD_MEDIA:
1108         p_dsc = (vlm_media_t*)va_arg( args, vlm_media_t * );
1109         p_id = (int64_t*)va_arg( args, int64_t * );
1110         return vlm_ControlMediaAdd( p_vlm, p_dsc, p_id );
1111
1112     case VLM_DEL_MEDIA:
1113         id = (int64_t)va_arg( args, int64_t );
1114         return vlm_ControlMediaDel( p_vlm, id );
1115
1116     case VLM_GET_MEDIA:
1117         id = (int64_t)va_arg( args, int64_t );
1118         pp_dsc = (vlm_media_t **)va_arg( args, vlm_media_t ** );
1119         return vlm_ControlMediaGet( p_vlm, id, pp_dsc );
1120
1121     case VLM_GET_MEDIA_ID:
1122         psz_id = (const char*)va_arg( args, const char * );
1123         p_id = (int64_t*)va_arg( args, int64_t * );
1124         return vlm_ControlMediaGetId( p_vlm, psz_id, p_id );
1125
1126
1127     /* Media instance control */
1128     case VLM_GET_MEDIA_INSTANCES:
1129         id = (int64_t)va_arg( args, int64_t );
1130         ppp_idsc = (vlm_media_instance_t ***)va_arg( args, vlm_media_instance_t *** );
1131         pi_int = (int *)va_arg( args, int *);
1132         return vlm_ControlMediaInstanceGets( p_vlm, id, ppp_idsc, pi_int );
1133
1134     case VLM_CLEAR_MEDIA_INSTANCES:
1135         id = (int64_t)va_arg( args, int64_t );
1136         return vlm_ControlMediaInstanceClear( p_vlm, id );
1137
1138
1139     case VLM_START_MEDIA_BROADCAST_INSTANCE:
1140         id = (int64_t)va_arg( args, int64_t );
1141         psz_id = (const char*)va_arg( args, const char* );
1142         i_int = (int)va_arg( args, int );
1143         return vlm_ControlMediaInstanceStart( p_vlm, id, psz_id, i_int, NULL );
1144
1145     case VLM_START_MEDIA_VOD_INSTANCE:
1146         id = (int64_t)va_arg( args, int64_t );
1147         psz_id = (const char*)va_arg( args, const char* );
1148         i_int = (int)va_arg( args, int );
1149         psz_vod = (const char*)va_arg( args, const char* );
1150         if( !psz_vod )
1151             return VLC_EGENERIC;
1152         return vlm_ControlMediaInstanceStart( p_vlm, id, psz_id, i_int, psz_vod );
1153
1154     case VLM_STOP_MEDIA_INSTANCE:
1155         id = (int64_t)va_arg( args, int64_t );
1156         psz_id = (const char*)va_arg( args, const char* );
1157         return vlm_ControlMediaInstanceStop( p_vlm, id, psz_id );
1158
1159     case VLM_PAUSE_MEDIA_INSTANCE:
1160         id = (int64_t)va_arg( args, int64_t );
1161         psz_id = (const char*)va_arg( args, const char* );
1162         return vlm_ControlMediaInstancePause( p_vlm, id, psz_id );
1163
1164     case VLM_GET_MEDIA_INSTANCE_TIME:
1165         id = (int64_t)va_arg( args, int64_t );
1166         psz_id = (const char*)va_arg( args, const char* );
1167         pi_i64 = (int64_t*)va_arg( args, int64_t * );
1168         return vlm_ControlMediaInstanceGetTimePosition( p_vlm, id, psz_id, pi_i64, NULL );
1169     case VLM_GET_MEDIA_INSTANCE_POSITION:
1170         id = (int64_t)va_arg( args, int64_t );
1171         psz_id = (const char*)va_arg( args, const char* );
1172         pd_double = (double*)va_arg( args, double* );
1173         return vlm_ControlMediaInstanceGetTimePosition( p_vlm, id, psz_id, NULL, pd_double );
1174
1175     case VLM_SET_MEDIA_INSTANCE_TIME:
1176         id = (int64_t)va_arg( args, int64_t );
1177         psz_id = (const char*)va_arg( args, const char* );
1178         i_i64 = (int64_t)va_arg( args, int64_t);
1179         return vlm_ControlMediaInstanceSetTimePosition( p_vlm, id, psz_id, i_i64, -1 );
1180     case VLM_SET_MEDIA_INSTANCE_POSITION:
1181         id = (int64_t)va_arg( args, int64_t );
1182         psz_id = (const char*)va_arg( args, const char* );
1183         d_double = (double)va_arg( args, double );
1184         return vlm_ControlMediaInstanceSetTimePosition( p_vlm, id, psz_id, -1, d_double );
1185
1186     case VLM_CLEAR_SCHEDULES:
1187         return vlm_ControlScheduleClear( p_vlm );
1188
1189     default:
1190         msg_Err( p_vlm, "unknown VLM query" );
1191         return VLC_EGENERIC;
1192     }
1193 }
1194
1195 int vlm_ControlInternal( vlm_t *p_vlm, int i_query, ... )
1196 {
1197     va_list args;
1198     int     i_result;
1199
1200     va_start( args, i_query );
1201     i_result = vlm_vaControlInternal( p_vlm, i_query, args );
1202     va_end( args );
1203
1204     return i_result;
1205 }
1206
1207 int vlm_Control( vlm_t *p_vlm, int i_query, ... )
1208 {
1209     va_list args;
1210     int     i_result;
1211
1212     va_start( args, i_query );
1213
1214     vlc_mutex_lock( &p_vlm->lock );
1215     i_result = vlm_vaControlInternal( p_vlm, i_query, args );
1216     vlc_mutex_unlock( &p_vlm->lock );
1217
1218     va_end( args );
1219
1220     return i_result;
1221 }
1222