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 #ifdef ENABLE_VLM
  42
  43 #ifndef WIN32
  44 #   include <sys/time.h>                                   /* gettimeofday() */
  45 #endif
  46
  47 #ifdef HAVE_TIME_H
  48 #   include <time.h>                                              /* ctime() */
  49 #   include <sys/timeb.h>                                         /* ftime() */
  50 #endif
  51
  52 #include <vlc_input.h>
  53 #include "input_internal.h"
  54 #include <vlc_stream.h>
  55 #include "vlm_internal.h"
  56 #include <vlc_vod.h>
  57 #include <vlc_charset.h>
  58 #include <vlc_sout.h>
  59 #include "../stream_output/stream_output.h"
  60 #include "../libvlc.h"
  61
  62 /*****************************************************************************
  63  * Local prototypes.
  64  *****************************************************************************/
  65
  66 static void vlm_Destructor( vlm_t *p_vlm );
  67 static int Manage( vlc_object_t * );
  68 static int vlm_MediaVodControl( void *, vod_media_t *, const char *, int, va_list );
  69
  70 /*****************************************************************************
  71  * vlm_New:
  72  *****************************************************************************/
  73 vlm_t *__vlm_New ( vlc_object_t *p_this )
  74 {
  75     vlc_value_t lockval;
  76     vlm_t *p_vlm = NULL, **pp_vlm = &(libvlc_priv (p_this->p_libvlc)->p_vlm);
  77     char *psz_vlmconf;
  78     static const char vlm_object_name[] = "vlm daemon";
  79
  80     /* Avoid multiple creation */
  81     if( var_Create( p_this->p_libvlc, "vlm_mutex", VLC_VAR_MUTEX ) ||
  82         var_Get( p_this->p_libvlc, "vlm_mutex", &lockval ) )
  83         return NULL;
  84
  85     vlc_mutex_lock( lockval.p_address );
  86
  87     p_vlm = *pp_vlm;
  88     if( p_vlm )
  89     {   /* VLM already exists */
  90         vlc_object_yield( p_vlm );
  91         vlc_mutex_unlock( lockval.p_address );
  92         return p_vlm;
  93     }
  94
  95     msg_Dbg( p_this, "creating VLM" );
  96
  97     p_vlm = vlc_custom_create( p_this, sizeof( *p_vlm ), VLC_OBJECT_GENERIC,
  98                                vlm_object_name );
  99     if( !p_vlm )
 100     {
 101         vlc_mutex_unlock( lockval.p_address );
 102         return NULL;
 103     }
 104
 105     vlc_mutex_init( &p_vlm->lock );
 106     p_vlm->i_id = 1;
 107     TAB_INIT( p_vlm->i_media, p_vlm->media );
 108     TAB_INIT( p_vlm->i_schedule, p_vlm->schedule );
 109     p_vlm->i_vod = 0;
 110     p_vlm->p_vod = NULL;
 111     vlc_object_attach( p_vlm, p_this->p_libvlc );
 112
 113     if( vlc_thread_create( p_vlm, "vlm thread",
 114                            Manage, VLC_THREAD_PRIORITY_LOW, false ) )
 115     {
 116         vlc_mutex_destroy( &p_vlm->lock );
 117         vlc_object_release( p_vlm );
 118         return NULL;
 119     }
 120
 121     /* Load our configuration file */
 122     psz_vlmconf = var_CreateGetString( p_vlm, "vlm-conf" );
 123     if( psz_vlmconf && *psz_vlmconf )
 124     {
 125         vlm_message_t *p_message = NULL;
 126         char *psz_buffer = NULL;
 127
 128         msg_Dbg( p_this, "loading VLM configuration" );
 129         if( asprintf(&psz_buffer, "load %s", psz_vlmconf ) == -1 )
 130             psz_buffer = NULL;
 131         if( psz_buffer )
 132         {
 133             msg_Dbg( p_this, psz_buffer );
 134             if( vlm_ExecuteCommand( p_vlm, psz_buffer, &p_message ) )
 135                 msg_Warn( p_this, "error while loading the configuration file" );
 136
 137             vlm_MessageDelete(p_message);
 138             free(psz_buffer);
 139         }
 140     }
 141     free(psz_vlmconf);
 142
 143     vlc_object_set_destructor( p_vlm, (vlc_destructor_t)vlm_Destructor );
 144     *pp_vlm = p_vlm; /* for future reference */
 145     vlc_mutex_unlock( lockval.p_address );
 146
 147     return p_vlm;
 148 }
 149
 150 /*****************************************************************************
 151  * vlm_Delete:
 152  *****************************************************************************/
 153 void vlm_Delete( vlm_t *p_vlm )
 154 {
 155     vlc_value_t lockval;
 156
 157     /* vlm_Delete() is serialized against itself, and against vlm_New().
 158      * This way, vlm_Destructor () (called from vlc_objet_release() above)
 159      * is serialized against setting libvlc_priv->p_vlm from vlm_New(). */
 160     var_Get( p_vlm->p_libvlc, "vlm_mutex", &lockval );
 161     vlc_mutex_lock( lockval.p_address );
 162     vlc_object_release( p_vlm );
 163     vlc_mutex_unlock( lockval.p_address );
 164 }
 165
 166 /*****************************************************************************
 167  * vlm_Destructor:
 168  *****************************************************************************/
 169 static void vlm_Destructor( vlm_t *p_vlm )
 170 {
 171     libvlc_priv (p_vlm->p_libvlc)->p_vlm = NULL;
 172
 173     vlm_ControlInternal( p_vlm, VLM_CLEAR_MEDIAS );
 174     TAB_CLEAN( p_vlm->i_media, p_vlm->media );
 175
 176     vlm_ControlInternal( p_vlm, VLM_CLEAR_SCHEDULES );
 177     TAB_CLEAN( p_vlm->schedule, p_vlm->schedule );
 178
 179     vlc_mutex_destroy( &p_vlm->lock );
 180 }
 181
 182 /*****************************************************************************
 183  * vlm_ExecuteCommand:
 184  *****************************************************************************/
 185 int vlm_ExecuteCommand( vlm_t *p_vlm, const char *psz_command,
 186                         vlm_message_t **pp_message)
 187 {
 188     int i_result;
 189
 190     vlc_mutex_lock( &p_vlm->lock );
 191     i_result = ExecuteCommand( p_vlm, psz_command, pp_message );
 192     vlc_mutex_unlock( &p_vlm->lock );
 193
 194     return i_result;
 195 }
 196
 197
 198 int64_t vlm_Date(void)
 199 {
 200 #ifdef WIN32
 201     struct timeb tm;
 202     ftime( &tm );
 203     return ((int64_t)tm.time) * 1000000 + ((int64_t)tm.millitm) * 1000;
 204 #else
 205     struct timeval tv_date;
 206
 207     /* gettimeofday() cannot fail given &tv_date is a valid address */
 208     (void)gettimeofday( &tv_date, NULL );
 209     return (mtime_t) tv_date.tv_sec * 1000000 + (mtime_t) tv_date.tv_usec;
 210 #endif
 211 }
 212
 213
 214 /*****************************************************************************
 215  *
 216  *****************************************************************************/
 217 static int vlm_MediaVodControl( void *p_private, vod_media_t *p_vod_media,
 218                                 const char *psz_id, int i_query, va_list args )
 219 {
 220     vlm_t *vlm = (vlm_t *)p_private;
 221     int i, i_ret;
 222     const char *psz;
 223     int64_t id;
 224
 225     if( !p_private || !p_vod_media )
 226         return VLC_EGENERIC;
 227
 228     vlc_mutex_lock( &vlm->lock );
 229
 230     /* Find media id */
 231     for( i = 0, id = -1; i < vlm->i_media; i++ )
 232     {
 233         if( p_vod_media == vlm->media[i]->vod.p_media )
 234         {
 235             id = vlm->media[i]->cfg.id;
 236             break;
 237         }
 238     }
 239     if( id == -1 )
 240     {
 241         vlc_mutex_unlock( &vlm->lock );
 242         return VLC_EGENERIC;
 243     }
 244
 245     switch( i_query )
 246     {
 247     case VOD_MEDIA_PLAY:
 248         psz = (const char *)va_arg( args, const char * );
 249         i_ret = vlm_ControlInternal( vlm, VLM_START_MEDIA_VOD_INSTANCE, id, psz_id, 0, psz );
 250         break;
 251
 252     case VOD_MEDIA_PAUSE:
 253         i_ret = vlm_ControlInternal( vlm, VLM_PAUSE_MEDIA_INSTANCE, id, psz_id );
 254         break;
 255
 256     case VOD_MEDIA_STOP:
 257         i_ret = vlm_ControlInternal( vlm, VLM_STOP_MEDIA_INSTANCE, id, psz_id );
 258         break;
 259
 260     case VOD_MEDIA_SEEK:
 261     {
 262         double d_position = (double)va_arg( args, double );
 263         i_ret = vlm_ControlInternal( vlm, VLM_SET_MEDIA_INSTANCE_POSITION, id, psz_id, d_position/100.0 );
 264         break;
 265     }
 266
 267     case VOD_MEDIA_REWIND:
 268     {
 269         double d_scale = (double)va_arg( args, double );
 270         double d_position;
 271
 272         vlm_ControlInternal( vlm, VLM_GET_MEDIA_INSTANCE_POSITION, id, psz_id, &d_position );
 273         d_position -= (d_scale / 1000.0);
 274         if( d_position < 0.0 )
 275             d_position = 0.0;
 276         i_ret = vlm_ControlInternal( vlm, VLM_SET_MEDIA_INSTANCE_POSITION, id, psz_id, d_position );
 277         break;
 278     }
 279
 280     case VOD_MEDIA_FORWARD:
 281     {
 282         double d_scale = (double)va_arg( args, double );
 283         double d_position;
 284
 285         vlm_ControlInternal( vlm, VLM_GET_MEDIA_INSTANCE_POSITION, id, psz_id, &d_position );
 286         d_position += (d_scale / 1000.0);
 287         if( d_position > 1.0 )
 288             d_position = 1.0;
 289         i_ret = vlm_ControlInternal( vlm, VLM_SET_MEDIA_INSTANCE_POSITION, id, psz_id, d_position );
 290         break;
 291     }
 292
 293     default:
 294         i_ret = VLC_EGENERIC;
 295         break;
 296     }
 297
 298     vlc_mutex_unlock( &vlm->lock );
 299
 300     return i_ret;
 301 }
 302
 303
 304 /*****************************************************************************
 305  * Manage:
 306  *****************************************************************************/
 307 static int Manage( vlc_object_t* p_object )
 308 {
 309     vlm_t *vlm = (vlm_t*)p_object;
 310     int i, j;
 311     mtime_t i_lastcheck;
 312     mtime_t i_time;
 313
 314     i_lastcheck = vlm_Date();
 315
 316     while( !vlm->b_die )
 317     {
 318         char **ppsz_scheduled_commands = NULL;
 319         int    i_scheduled_commands = 0;
 320
 321         vlc_mutex_lock( &vlm->lock );
 322
 323         /* destroy the inputs that wants to die, and launch the next input */
 324         for( i = 0; i < vlm->i_media; i++ )
 325         {
 326             vlm_media_sys_t *p_media = vlm->media[i];
 327
 328             for( j = 0; j < p_media->i_instance; )
 329             {
 330                 vlm_media_instance_sys_t *p_instance = p_media->instance[j];
 331
 332                 if( p_instance->p_input && ( p_instance->p_input->b_eof || p_instance->p_input->b_error ) )
 333                 {
 334                     int i_new_input_index;
 335
 336                     /* */
 337                     i_new_input_index = p_instance->i_index + 1;
 338                     if( !p_media->cfg.b_vod && p_media->cfg.broadcast.b_loop && i_new_input_index >= p_media->cfg.i_input )
 339                         i_new_input_index = 0;
 340
 341                     /* FIXME implement multiple input with VOD */
 342                     if( p_media->cfg.b_vod || i_new_input_index >= p_media->cfg.i_input )
 343                         vlm_ControlInternal( vlm, VLM_STOP_MEDIA_INSTANCE, p_media->cfg.id, p_instance->psz_name );
 344                     else
 345                         vlm_ControlInternal( vlm, VLM_START_MEDIA_BROADCAST_INSTANCE, p_media->cfg.id, p_instance->psz_name, i_new_input_index );
 346
 347                     j = 0;
 348                 }
 349                 else
 350                 {
 351                     j++;
 352                 }
 353             }
 354         }
 355
 356         /* scheduling */
 357         i_time = vlm_Date();
 358
 359         for( i = 0; i < vlm->i_schedule; i++ )
 360         {
 361             mtime_t i_real_date = vlm->schedule[i]->i_date;
 362
 363             if( vlm->schedule[i]->b_enabled == true )
 364             {
 365                 if( vlm->schedule[i]->i_date == 0 ) // now !
 366                 {
 367                     vlm->schedule[i]->i_date = (i_time / 1000000) * 1000000 ;
 368                     i_real_date = i_time;
 369                 }
 370                 else if( vlm->schedule[i]->i_period != 0 )
 371                 {
 372                     int j = 0;
 373                     while( vlm->schedule[i]->i_date + j *
 374                            vlm->schedule[i]->i_period <= i_lastcheck &&
 375                            ( vlm->schedule[i]->i_repeat > j ||
 376                              vlm->schedule[i]->i_repeat == -1 ) )
 377                     {
 378                         j++;
 379                     }
 380
 381                     i_real_date = vlm->schedule[i]->i_date + j *
 382                         vlm->schedule[i]->i_period;
 383                 }
 384
 385                 if( i_real_date <= i_time && i_real_date > i_lastcheck )
 386                 {
 387                     for( j = 0; j < vlm->schedule[i]->i_command; j++ )
 388                     {
 389                         TAB_APPEND( i_scheduled_commands,
 390                                     ppsz_scheduled_commands,
 391                                     strdup(vlm->schedule[i]->command[j] ) );
 392                     }
 393                 }
 394             }
 395         }
 396         while( i_scheduled_commands )
 397         {
 398             vlm_message_t *message = NULL;
 399             char *psz_command = ppsz_scheduled_commands[0];
 400             ExecuteCommand( vlm, psz_command,&message );
 401
 402             /* for now, drop the message */
 403             vlm_MessageDelete( message );
 404             TAB_REMOVE( i_scheduled_commands,
 405                         ppsz_scheduled_commands,
 406                         psz_command );
 407             free( psz_command );
 408         }
 409
 410         i_lastcheck = i_time;
 411
 412         vlc_mutex_unlock( &vlm->lock );
 413
 414         msleep( 100000 );
 415     }
 416
 417     return VLC_SUCCESS;
 418 }
 419
 420 /* New API
 421  */
 422 /*
 423 typedef struct
 424 {
 425     struct
 426     {
 427         int i_connection_count;
 428         int i_connection_active;
 429     } vod;
 430     struct
 431     {
 432         int        i_count;
 433         bool b_playing;
 434         int        i_playing_index;
 435     } broadcast;
 436
 437 } vlm_media_status_t;
 438 */
 439
 440 /* */
 441 static vlm_media_sys_t *vlm_ControlMediaGetById( vlm_t *p_vlm, int64_t id )
 442 {
 443     int i;
 444
 445     for( i = 0; i < p_vlm->i_media; i++ )
 446     {
 447         if( p_vlm->media[i]->cfg.id == id )
 448             return p_vlm->media[i];
 449     }
 450     return NULL;
 451 }
 452 static vlm_media_sys_t *vlm_ControlMediaGetByName( vlm_t *p_vlm, const char *psz_name )
 453 {
 454     int i;
 455
 456     for( i = 0; i < p_vlm->i_media; i++ )
 457     {
 458         if( !strcmp( p_vlm->media[i]->cfg.psz_name, psz_name ) )
 459             return p_vlm->media[i];
 460     }
 461     return NULL;
 462 }
 463 static int vlm_MediaDescriptionCheck( vlm_t *p_vlm, vlm_media_t *p_cfg )
 464 {
 465     int i;
 466
 467     if( !p_cfg || !p_cfg->psz_name ||
 468         !strcmp( p_cfg->psz_name, "all" ) || !strcmp( p_cfg->psz_name, "media" ) || !strcmp( p_cfg->psz_name, "schedule" ) )
 469         return VLC_EGENERIC;
 470
 471     for( i = 0; i < p_vlm->i_media; i++ )
 472     {
 473         if( p_vlm->media[i]->cfg.id == p_cfg->id )
 474             continue;
 475         if( !strcmp( p_vlm->media[i]->cfg.psz_name, p_cfg->psz_name ) )
 476             return VLC_EGENERIC;
 477     }
 478     return VLC_SUCCESS;
 479 }
 480
 481
 482 /* Called after a media description is changed/added */
 483 static int vlm_OnMediaUpdate( vlm_t *p_vlm, vlm_media_sys_t *p_media )
 484 {
 485     vlm_media_t *p_cfg = &p_media->cfg;
 486     /* Check if we need to create/delete a vod media */
 487     if( p_cfg->b_vod )
 488     {
 489         if( !p_cfg->b_enabled && p_media->vod.p_media )
 490         {
 491             p_vlm->p_vod->pf_media_del( p_vlm->p_vod, p_media->vod.p_media );
 492             p_media->vod.p_media = NULL;
 493         }
 494         else if( p_cfg->b_enabled && !p_media->vod.p_media && p_cfg->i_input )
 495         {
 496             /* Pre-parse the input */
 497             input_thread_t *p_input;
 498             char *psz_output;
 499             char *psz_header;
 500             char *psz_dup;
 501             int i;
 502
 503             vlc_gc_decref( p_media->vod.p_item );
 504             p_media->vod.p_item = input_ItemNew( p_vlm, p_cfg->ppsz_input[0],
 505                 p_cfg->psz_name );
 506
 507             if( p_cfg->psz_output )
 508                 asprintf( &psz_output, "%s:description", p_cfg->psz_output );
 509             else
 510                 asprintf( &psz_output, "#description" );
 511
 512             asprintf( &psz_dup, "sout=%s", psz_output);
 513             input_ItemAddOption( p_media->vod.p_item, psz_dup );
 514             free( psz_dup );
 515             for( i = 0; i < p_cfg->i_option; i++ )
 516                 input_ItemAddOption( p_media->vod.p_item,
 517                                      p_cfg->ppsz_option[i] );
 518
 519             asprintf( &psz_header, _("Media: %s"), p_cfg->psz_name );
 520
 521             if( (p_input = input_CreateThreadExtended( p_vlm, p_media->vod.p_item, psz_header, NULL ) ) )
 522             {
 523                 while( !p_input->b_eof && !p_input->b_error )
 524                     msleep( 100000 );
 525
 526                 input_StopThread( p_input );
 527                 vlc_object_release( p_input );
 528             }
 529             free( psz_output );
 530             free( psz_header );
 531
 532             if( p_cfg->vod.psz_mux )
 533             {
 534                 input_item_t item;
 535                 es_format_t es, *p_es = &es;
 536                 char fourcc[5];
 537
 538                 sprintf( fourcc, "%4.4s", p_cfg->vod.psz_mux );
 539                 fourcc[0] = tolower(fourcc[0]); fourcc[1] = tolower(fourcc[1]);
 540                 fourcc[2] = tolower(fourcc[2]); fourcc[3] = tolower(fourcc[3]);
 541
 542                 /* XXX: Don't do it that way, but properly use a new input item ref. */
 543                 item = *p_media->vod.p_item;
 544                 item.i_es = 1;
 545                 item.es = &p_es;
 546                 es_format_Init( &es, VIDEO_ES, *((int *)fourcc) );
 547
 548                 p_media->vod.p_media =
 549                     p_vlm->p_vod->pf_media_new( p_vlm->p_vod, p_cfg->psz_name, &item );
 550             }
 551             else
 552             {
 553                 p_media->vod.p_media =
 554                     p_vlm->p_vod->pf_media_new( p_vlm->p_vod, p_cfg->psz_name, p_media->vod.p_item );
 555             }
 556         }
 557     }
 558     else
 559     {
 560         /* TODO start media if needed */
 561     }
 562
 563     /* TODO add support of var vlm_media_broadcast/vlm_media_vod */
 564
 565     return VLC_SUCCESS;
 566 }
 567 static int vlm_ControlMediaChange( vlm_t *p_vlm, vlm_media_t *p_cfg )
 568 {
 569     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, p_cfg->id );
 570
 571     /* */
 572     if( !p_media || vlm_MediaDescriptionCheck( p_vlm, p_cfg ) )
 573         return VLC_EGENERIC;
 574     if( ( p_media->cfg.b_vod && !p_cfg->b_vod ) || ( !p_media->cfg.b_vod && p_cfg->b_vod ) )
 575         return VLC_EGENERIC;
 576
 577     if( 0 )
 578     {
 579         /* TODO check what are the changes being done (stop instance if needed) */
 580     }
 581
 582     vlm_media_Clean( &p_media->cfg );
 583     vlm_media_Copy( &p_media->cfg, p_cfg );
 584
 585     return vlm_OnMediaUpdate( p_vlm, p_media );
 586 }
 587
 588 static int vlm_ControlMediaAdd( vlm_t *p_vlm, vlm_media_t *p_cfg, int64_t *p_id )
 589 {
 590     vlm_media_sys_t *p_media;
 591
 592     if( vlm_MediaDescriptionCheck( p_vlm, p_cfg ) || vlm_ControlMediaGetByName( p_vlm, p_cfg->psz_name ) )
 593     {
 594         msg_Err( p_vlm, "invalid media description" );
 595         return VLC_EGENERIC;
 596     }
 597     /* Check if we need to load the VOD server */
 598     if( p_cfg->b_vod && !p_vlm->i_vod )
 599     {
 600         p_vlm->p_vod = vlc_custom_create( VLC_OBJECT(p_vlm), sizeof( vod_t ),
 601                                           VLC_OBJECT_GENERIC, "vod server" );
 602         vlc_object_attach( p_vlm->p_vod, p_vlm );
 603         p_vlm->p_vod->p_module = module_Need( p_vlm->p_vod, "vod server", 0, 0 );
 604         if( !p_vlm->p_vod->p_module )
 605         {
 606             msg_Err( p_vlm, "cannot find vod server" );
 607             vlc_object_detach( p_vlm->p_vod );
 608             vlc_object_release( p_vlm->p_vod );
 609             p_vlm->p_vod = 0;
 610             return VLC_EGENERIC;
 611         }
 612
 613         p_vlm->p_vod->p_data = p_vlm;
 614         p_vlm->p_vod->pf_media_control = vlm_MediaVodControl;
 615     }
 616
 617     p_media = malloc( sizeof( vlm_media_sys_t ) );
 618     if( !p_media )
 619     {
 620         msg_Err( p_vlm, "out of memory" );
 621         return VLC_ENOMEM;
 622     }
 623     memset( p_media, 0, sizeof(vlm_media_sys_t) );
 624
 625     if( p_cfg->b_vod )
 626         p_vlm->i_vod++;
 627
 628     vlm_media_Copy( &p_media->cfg, p_cfg );
 629     p_media->cfg.id = p_vlm->i_id++;
 630     /* FIXME do we do something here if enabled is true ? */
 631
 632     p_media->vod.p_item = input_ItemNew( p_vlm, NULL, NULL );
 633
 634     p_media->vod.p_media = NULL;
 635     TAB_INIT( p_media->i_instance, p_media->instance );
 636
 637     /* */
 638     TAB_APPEND( p_vlm->i_media, p_vlm->media, p_media );
 639
 640     if( p_id )
 641         *p_id = p_media->cfg.id;
 642
 643     return vlm_OnMediaUpdate( p_vlm, p_media );
 644 }
 645
 646 static int vlm_ControlMediaDel( vlm_t *p_vlm, int64_t id )
 647 {
 648     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 649
 650     if( !p_media )
 651         return VLC_EGENERIC;
 652
 653     while( p_media->i_instance > 0 )
 654         vlm_ControlInternal( p_vlm, VLM_STOP_MEDIA_INSTANCE, id, p_media->instance[0]->psz_name );
 655
 656     if( p_media->cfg.b_vod )
 657     {
 658         p_media->cfg.b_enabled = false;
 659         vlm_OnMediaUpdate( p_vlm, p_media );
 660         p_vlm->i_vod--;
 661     }
 662
 663     vlm_media_Clean( &p_media->cfg );
 664
 665     vlc_gc_decref( p_media->vod.p_item );
 666
 667     TAB_REMOVE( p_vlm->i_media, p_vlm->media, p_media );
 668
 669     free( p_media );
 670
 671     /* Check if we need to unload the VOD server */
 672     if( p_vlm->p_vod && p_vlm->i_vod <= 0 )
 673     {
 674         module_Unneed( p_vlm->p_vod, p_vlm->p_vod->p_module );
 675         vlc_object_detach( p_vlm->p_vod );
 676         vlc_object_release( p_vlm->p_vod );
 677         p_vlm->p_vod = NULL;
 678     }
 679     return VLC_SUCCESS;
 680 }
 681
 682 static int vlm_ControlMediaGets( vlm_t *p_vlm, vlm_media_t ***ppp_dsc, int *pi_dsc )
 683 {
 684     vlm_media_t **pp_dsc;
 685     int                     i_dsc;
 686     int i;
 687
 688     TAB_INIT( i_dsc, pp_dsc );
 689     for( i = 0; i < p_vlm->i_media; i++ )
 690     {
 691         vlm_media_t *p_dsc = vlm_media_Duplicate( &p_vlm->media[i]->cfg );
 692         TAB_APPEND( i_dsc, pp_dsc, p_dsc );
 693     }
 694
 695     *ppp_dsc = pp_dsc;
 696     *pi_dsc = i_dsc;
 697
 698     return VLC_SUCCESS;
 699 }
 700 static int vlm_ControlMediaClear( vlm_t *p_vlm )
 701 {
 702     while( p_vlm->i_media > 0 )
 703         vlm_ControlMediaDel( p_vlm, p_vlm->media[0]->cfg.id );
 704
 705     return VLC_SUCCESS;
 706 }
 707 static int vlm_ControlMediaGet( vlm_t *p_vlm, int64_t id, vlm_media_t **pp_dsc )
 708 {
 709     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 710     if( !p_media )
 711         return VLC_EGENERIC;
 712
 713     *pp_dsc = vlm_media_Duplicate( &p_media->cfg );
 714     return VLC_SUCCESS;
 715 }
 716 static int vlm_ControlMediaGetId( vlm_t *p_vlm, const char *psz_name, int64_t *p_id )
 717 {
 718     vlm_media_sys_t *p_media = vlm_ControlMediaGetByName( p_vlm, psz_name );
 719     if( !p_media )
 720         return VLC_EGENERIC;
 721
 722     *p_id = p_media->cfg.id;
 723     return VLC_SUCCESS;
 724 }
 725
 726 static vlm_media_instance_sys_t *vlm_ControlMediaInstanceGetByName( vlm_media_sys_t *p_media, const char *psz_id )
 727 {
 728     int i;
 729
 730     for( i = 0; i < p_media->i_instance; i++ )
 731     {
 732         const char *psz = p_media->instance[i]->psz_name;
 733         if( ( psz == NULL && psz_id == NULL ) ||
 734             ( psz && psz_id && !strcmp( psz, psz_id ) ) )
 735             return p_media->instance[i];
 736     }
 737     return NULL;
 738 }
 739 static vlm_media_instance_sys_t *vlm_MediaInstanceNew( vlm_t *p_vlm, const char *psz_name )
 740 {
 741     vlm_media_instance_sys_t *p_instance = malloc( sizeof(vlm_media_instance_sys_t) );
 742     if( !p_instance )
 743         return NULL;
 744
 745     memset( p_instance, 0, sizeof(vlm_media_instance_sys_t) );
 746
 747     p_instance->psz_name = NULL;
 748     if( psz_name )
 749         p_instance->psz_name = strdup( psz_name );
 750
 751     p_instance->p_item = input_ItemNew( p_vlm, NULL, NULL );
 752
 753     p_instance->i_index = 0;
 754     p_instance->b_sout_keep = false;
 755     p_instance->p_input = NULL;
 756     p_instance->p_sout = NULL;
 757
 758     return p_instance;
 759 }
 760 static void vlm_MediaInstanceDelete( vlm_media_instance_sys_t *p_instance )
 761 {
 762     if( p_instance->p_input )
 763     {
 764         input_StopThread( p_instance->p_input );
 765         p_instance->p_sout = input_DetachSout( p_instance->p_input );
 766         vlc_object_release( p_instance->p_input );
 767     }
 768     if( p_instance->p_sout )
 769         sout_DeleteInstance( p_instance->p_sout );
 770
 771     vlc_gc_decref( p_instance->p_item );
 772     free( p_instance->psz_name );
 773     free( p_instance );
 774 }
 775
 776
 777 static int vlm_ControlMediaInstanceStart( vlm_t *p_vlm, int64_t id, const char *psz_id, int i_input_index, const char *psz_vod_output )
 778 {
 779     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 780     vlm_media_instance_sys_t *p_instance;
 781     char *psz_log;
 782
 783     if( !p_media || !p_media->cfg.b_enabled || p_media->cfg.i_input <= 0 )
 784         return VLC_EGENERIC;
 785
 786     /* TODO support multiple input for VOD with sout-keep ? */
 787
 788     if( ( p_media->cfg.b_vod && !psz_vod_output ) || ( !p_media->cfg.b_vod && psz_vod_output ) )
 789         return VLC_EGENERIC;
 790
 791     if( i_input_index < 0 || i_input_index >= p_media->cfg.i_input )
 792         return VLC_EGENERIC;
 793
 794     p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
 795     if( !p_instance )
 796     {
 797         vlm_media_t *p_cfg = &p_media->cfg;
 798         const char *psz_keep;
 799         int i;
 800
 801         p_instance = vlm_MediaInstanceNew( p_vlm, psz_id );
 802         if( !p_instance )
 803             return VLC_ENOMEM;
 804
 805         if( p_cfg->psz_output != NULL || psz_vod_output != NULL )
 806         {
 807             char *psz_buffer;
 808             asprintf( &psz_buffer, "sout=%s%s%s",
 809                       p_cfg->psz_output ? p_cfg->psz_output : "",
 810                       (p_cfg->psz_output && psz_vod_output) ? ":" : psz_vod_output ? "#" : "",
 811                       psz_vod_output ? psz_vod_output : "" );
 812             input_ItemAddOption( p_instance->p_item, psz_buffer );
 813             free( psz_buffer );
 814         }
 815
 816         for( i = 0; i < p_cfg->i_option; i++ )
 817         {
 818             if( !strcmp( p_cfg->ppsz_option[i], "sout-keep" ) )
 819                 p_instance->b_sout_keep = true;
 820             else if( !strcmp( p_cfg->ppsz_option[i], "nosout-keep" ) || !strcmp( p_cfg->ppsz_option[i], "no-sout-keep" ) )
 821                 p_instance->b_sout_keep = false;
 822             else
 823                 input_ItemAddOption( p_instance->p_item, p_cfg->ppsz_option[i] );
 824         }
 825         TAB_APPEND( p_media->i_instance, p_media->instance, p_instance );
 826     }
 827
 828     /* Stop old instance */
 829     if( p_instance->p_input )
 830     {
 831         if( p_instance->i_index == i_input_index &&
 832             !p_instance->p_input->b_eof && !p_instance->p_input->b_error )
 833         {
 834             if( var_GetInteger( p_instance->p_input, "state" ) == PAUSE_S )
 835                 var_SetInteger( p_instance->p_input, "state",  PLAYING_S );
 836             return VLC_SUCCESS;
 837         }
 838
 839         input_StopThread( p_instance->p_input );
 840         p_instance->p_sout = input_DetachSout( p_instance->p_input );
 841         vlc_object_release( p_instance->p_input );
 842         if( !p_instance->b_sout_keep && p_instance->p_sout )
 843         {
 844             sout_DeleteInstance( p_instance->p_sout );
 845             p_instance->p_sout = NULL;
 846         }
 847     }
 848
 849     /* Start new one */
 850     p_instance->i_index = i_input_index;
 851     input_item_SetURI( p_instance->p_item, p_media->cfg.ppsz_input[p_instance->i_index] ) ;
 852
 853     asprintf( &psz_log, _("Media: %s"), p_media->cfg.psz_name );
 854     p_instance->p_input = input_CreateThreadExtended( p_vlm, p_instance->p_item, psz_log, p_instance->p_sout );
 855     if( !p_instance->p_input )
 856     {
 857         TAB_REMOVE( p_media->i_instance, p_media->instance, p_instance );
 858         vlm_MediaInstanceDelete( p_instance );
 859     }
 860     free( psz_log );
 861
 862     return VLC_SUCCESS;
 863 }
 864
 865 static int vlm_ControlMediaInstanceStop( vlm_t *p_vlm, int64_t id, const char *psz_id )
 866 {
 867     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 868     vlm_media_instance_sys_t *p_instance;
 869
 870     if( !p_media )
 871         return VLC_EGENERIC;
 872
 873     p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
 874     if( !p_instance )
 875         return VLC_EGENERIC;
 876
 877     TAB_REMOVE( p_media->i_instance, p_media->instance, p_instance );
 878
 879     vlm_MediaInstanceDelete( p_instance );
 880
 881     return VLC_SUCCESS;
 882 }
 883 static int vlm_ControlMediaInstancePause( vlm_t *p_vlm, int64_t id, const char *psz_id )
 884 {
 885     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 886     vlm_media_instance_sys_t *p_instance;
 887     int i_state;
 888
 889     if( !p_media )
 890         return VLC_EGENERIC;
 891
 892     p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
 893     if( !p_instance || !p_instance->p_input )
 894         return VLC_EGENERIC;
 895
 896     /* Toggle pause state */
 897     i_state = var_GetInteger( p_instance->p_input, "state" );
 898     if( i_state == PAUSE_S )
 899         var_SetInteger( p_instance->p_input, "state", PLAYING_S );
 900     else if( i_state == PLAYING_S )
 901         var_SetInteger( p_instance->p_input, "state", PAUSE_S );
 902     return VLC_SUCCESS;
 903 }
 904 static int vlm_ControlMediaInstanceGetTimePosition( vlm_t *p_vlm, int64_t id, const char *psz_id, int64_t *pi_time, double *pd_position )
 905 {
 906     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 907     vlm_media_instance_sys_t *p_instance;
 908
 909     if( !p_media )
 910         return VLC_EGENERIC;
 911
 912     p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
 913     if( !p_instance || !p_instance->p_input )
 914         return VLC_EGENERIC;
 915
 916     if( pi_time )
 917         *pi_time = var_GetTime( p_instance->p_input, "time" );
 918     if( pd_position )
 919         *pd_position = var_GetFloat( p_instance->p_input, "position" );
 920     return VLC_SUCCESS;
 921 }
 922 static int vlm_ControlMediaInstanceSetTimePosition( vlm_t *p_vlm, int64_t id, const char *psz_id, int64_t i_time, double d_position )
 923 {
 924     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 925     vlm_media_instance_sys_t *p_instance;
 926
 927     if( !p_media )
 928         return VLC_EGENERIC;
 929
 930     p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
 931     if( !p_instance || !p_instance->p_input )
 932         return VLC_EGENERIC;
 933
 934     if( i_time >= 0 )
 935         return var_SetTime( p_instance->p_input, "time", i_time );
 936     else if( d_position >= 0 && d_position <= 100 )
 937         return var_SetFloat( p_instance->p_input, "position", d_position );
 938     return VLC_EGENERIC;
 939 }
 940
 941 static int vlm_ControlMediaInstanceGets( vlm_t *p_vlm, int64_t id, vlm_media_instance_t ***ppp_idsc, int *pi_instance )
 942 {
 943     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 944     vlm_media_instance_t **pp_idsc;
 945     int                              i_idsc;
 946     int i;
 947
 948     if( !p_media )
 949         return VLC_EGENERIC;
 950
 951     TAB_INIT( i_idsc, pp_idsc );
 952     for( i = 0; i < p_media->i_instance; i++ )
 953     {
 954         vlm_media_instance_sys_t *p_instance = p_media->instance[i];
 955         vlm_media_instance_t *p_idsc = vlm_media_instance_New();
 956
 957         if( p_instance->psz_name )
 958             p_idsc->psz_name = strdup( p_instance->psz_name );
 959         if( p_instance->p_input )
 960         {
 961             p_idsc->i_time = var_GetTime( p_instance->p_input, "time" );
 962             p_idsc->i_length = var_GetTime( p_instance->p_input, "length" );
 963             p_idsc->d_position = var_GetFloat( p_instance->p_input, "position" );
 964             if( var_GetInteger( p_instance->p_input, "state" ) == PAUSE_S )
 965                 p_idsc->b_paused = true;
 966             p_idsc->i_rate = var_GetInteger( p_instance->p_input, "rate" );
 967         }
 968
 969         TAB_APPEND( i_idsc, pp_idsc, p_idsc );
 970     }
 971     *ppp_idsc = pp_idsc;
 972     *pi_instance = i_idsc;
 973     return VLC_SUCCESS;
 974 }
 975
 976 static int vlm_ControlMediaInstanceClear( vlm_t *p_vlm, int64_t id )
 977 {
 978     vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
 979
 980     if( !p_media )
 981         return VLC_EGENERIC;
 982
 983     while( p_media->i_instance > 0 )
 984         vlm_ControlMediaInstanceStop( p_vlm, id, p_media->instance[0]->psz_name );
 985
 986     return VLC_SUCCESS;
 987 }
 988
 989 static int vlm_ControlScheduleClear( vlm_t *p_vlm )
 990 {
 991     while( p_vlm->i_schedule > 0 )
 992         vlm_ScheduleDelete( p_vlm, p_vlm->schedule[0] );
 993
 994     return VLC_SUCCESS;
 995 }
 996
 997 static int vlm_vaControlInternal( vlm_t *p_vlm, int i_query, va_list args )
 998 {
 999     vlm_media_t *p_dsc;
1000     vlm_media_t **pp_dsc;
1001     vlm_media_t ***ppp_dsc;
1002     vlm_media_instance_t ***ppp_idsc;
1003     const char *psz_id;
1004     const char *psz_vod;
1005     int64_t *p_id;
1006     int64_t id;
1007     int i_int;
1008     int *pi_int;
1009
1010     int64_t *pi_i64;
1011     int64_t i_i64;
1012     double *pd_double;
1013     double d_double;
1014
1015     switch( i_query )
1016     {
1017     /* Media control */
1018     case VLM_GET_MEDIAS:
1019         ppp_dsc = (vlm_media_t ***)va_arg( args, vlm_media_t *** );
1020         pi_int = (int *)va_arg( args, int * );
1021         return vlm_ControlMediaGets( p_vlm, ppp_dsc, pi_int );
1022
1023     case VLM_CLEAR_MEDIAS:
1024         return vlm_ControlMediaClear( p_vlm );
1025
1026     case VLM_CHANGE_MEDIA:
1027         p_dsc = (vlm_media_t*)va_arg( args, vlm_media_t * );
1028         return vlm_ControlMediaChange( p_vlm, p_dsc );
1029
1030     case VLM_ADD_MEDIA:
1031         p_dsc = (vlm_media_t*)va_arg( args, vlm_media_t * );
1032         p_id = (int64_t*)va_arg( args, int64_t * );
1033         return vlm_ControlMediaAdd( p_vlm, p_dsc, p_id );
1034
1035     case VLM_DEL_MEDIA:
1036         id = (int64_t)va_arg( args, int64_t );
1037         return vlm_ControlMediaDel( p_vlm, id );
1038
1039     case VLM_GET_MEDIA:
1040         id = (int64_t)va_arg( args, int64_t );
1041         pp_dsc = (vlm_media_t **)va_arg( args, vlm_media_t ** );
1042         return vlm_ControlMediaGet( p_vlm, id, pp_dsc );
1043
1044     case VLM_GET_MEDIA_ID:
1045         psz_id = (const char*)va_arg( args, const char * );
1046         p_id = (int64_t*)va_arg( args, int64_t * );
1047         return vlm_ControlMediaGetId( p_vlm, psz_id, p_id );
1048
1049
1050     /* Media instance control */
1051     case VLM_GET_MEDIA_INSTANCES:
1052         id = (int64_t)va_arg( args, int64_t );
1053         ppp_idsc = (vlm_media_instance_t ***)va_arg( args, vlm_media_instance_t *** );
1054         pi_int = (int *)va_arg( args, int *);
1055         return vlm_ControlMediaInstanceGets( p_vlm, id, ppp_idsc, pi_int );
1056
1057     case VLM_CLEAR_MEDIA_INSTANCES:
1058         id = (int64_t)va_arg( args, int64_t );
1059         return vlm_ControlMediaInstanceClear( p_vlm, id );
1060
1061
1062     case VLM_START_MEDIA_BROADCAST_INSTANCE:
1063         id = (int64_t)va_arg( args, int64_t );
1064         psz_id = (const char*)va_arg( args, const char* );
1065         i_int = (int)va_arg( args, int );
1066         return vlm_ControlMediaInstanceStart( p_vlm, id, psz_id, i_int, NULL );
1067
1068     case VLM_START_MEDIA_VOD_INSTANCE:
1069         id = (int64_t)va_arg( args, int64_t );
1070         psz_id = (const char*)va_arg( args, const char* );
1071         i_int = (int)va_arg( args, int );
1072         psz_vod = (const char*)va_arg( args, const char* );
1073         if( !psz_vod )
1074             return VLC_EGENERIC;
1075         return vlm_ControlMediaInstanceStart( p_vlm, id, psz_id, i_int, psz_vod );
1076
1077     case VLM_STOP_MEDIA_INSTANCE:
1078         id = (int64_t)va_arg( args, int64_t );
1079         psz_id = (const char*)va_arg( args, const char* );
1080         return vlm_ControlMediaInstanceStop( p_vlm, id, psz_id );
1081
1082     case VLM_PAUSE_MEDIA_INSTANCE:
1083         id = (int64_t)va_arg( args, int64_t );
1084         psz_id = (const char*)va_arg( args, const char* );
1085         return vlm_ControlMediaInstancePause( p_vlm, id, psz_id );
1086
1087     case VLM_GET_MEDIA_INSTANCE_TIME:
1088         id = (int64_t)va_arg( args, int64_t );
1089         psz_id = (const char*)va_arg( args, const char* );
1090         pi_i64 = (int64_t*)va_arg( args, int64_t * );
1091         return vlm_ControlMediaInstanceGetTimePosition( p_vlm, id, psz_id, pi_i64, NULL );
1092     case VLM_GET_MEDIA_INSTANCE_POSITION:
1093         id = (int64_t)va_arg( args, int64_t );
1094         psz_id = (const char*)va_arg( args, const char* );
1095         pd_double = (double*)va_arg( args, double* );
1096         return vlm_ControlMediaInstanceGetTimePosition( p_vlm, id, psz_id, NULL, pd_double );
1097
1098     case VLM_SET_MEDIA_INSTANCE_TIME:
1099         id = (int64_t)va_arg( args, int64_t );
1100         psz_id = (const char*)va_arg( args, const char* );
1101         i_i64 = (int64_t)va_arg( args, int64_t);
1102         return vlm_ControlMediaInstanceSetTimePosition( p_vlm, id, psz_id, i_i64, -1 );
1103     case VLM_SET_MEDIA_INSTANCE_POSITION:
1104         id = (int64_t)va_arg( args, int64_t );
1105         psz_id = (const char*)va_arg( args, const char* );
1106         d_double = (double)va_arg( args, double );
1107         return vlm_ControlMediaInstanceSetTimePosition( p_vlm, id, psz_id, -1, d_double );
1108
1109     case VLM_CLEAR_SCHEDULES:
1110         return vlm_ControlScheduleClear( p_vlm );
1111
1112     default:
1113         msg_Err( p_vlm, "unknown VLM query" );
1114         return VLC_EGENERIC;
1115     }
1116 }
1117
1118 int vlm_ControlInternal( vlm_t *p_vlm, int i_query, ... )
1119 {
1120     va_list args;
1121     int     i_result;
1122
1123     va_start( args, i_query );
1124     i_result = vlm_vaControlInternal( p_vlm, i_query, args );
1125     va_end( args );
1126
1127     return i_result;
1128 }
1129
1130 int vlm_Control( vlm_t *p_vlm, int i_query, ... )
1131 {
1132     va_list args;
1133     int     i_result;
1134
1135     va_start( args, i_query );
1136
1137     vlc_mutex_lock( &p_vlm->lock );
1138     i_result = vlm_vaControlInternal( p_vlm, i_query, args );
1139     vlc_mutex_unlock( &p_vlm->lock );
1140
1141     va_end( args );
1142
1143     return i_result;
1144 }
1145
1146 #else /* ENABLE_VLM */
1147
1148 /* We just define an empty wrapper */
1149 vlm_t *__vlm_New( vlc_object_t *a )
1150 {
1151     msg_Err( a, "VideoLAN manager support is disabled" );
1152     return NULL;
1153 }
1154
1155 void vlm_Delete( vlm_t *a )
1156 {
1157     (void)a;
1158 }
1159
1160 int vlm_ExecuteCommand( vlm_t *a, const char *b, vlm_message_t **c )
1161 {
1162     abort();
1163 }
1164
1165 vlm_message_t *vlm_MessageNew( const char *psz_name,
1166                                const char *psz_format, ... )
1167 {
1168     (void)psz_name; (void)psz_format;
1169     return NULL;
1170 }
1171
1172 vlm_message_t *vlm_MessageAdd( vlm_message_t *p_message,
1173                                vlm_message_t *p_child )
1174 {
1175     abort();
1176 }
1177
1178 void vlm_MessageDelete( vlm_message_t *a )
1179 {
1180     (void)a;
1181 }
1182
1183 int vlm_Control( vlm_t *p_vlm, int i_query, ... )
1184 {
1185     (void)p_vlm; (void)i_query;
1186     return VLC_EGENERIC;
1187 }
1188
1189 #endif /* ENABLE_VLM */