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