git.sesse.net Git - vlc/blob - src/input/input.c

   1 /*****************************************************************************
   2  * input.c: input thread
   3  *****************************************************************************
   4  * Copyright (C) 1998-2007 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Christophe Massiot <massiot@via.ecp.fr>
   8  *          Laurent Aimar <fenrir@via.ecp.fr>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  23  *****************************************************************************/
  24
  25 /*****************************************************************************
  26  * Preamble
  27  *****************************************************************************/
  28 #include <stdlib.h>
  29 #include <ctype.h>
  30
  31 #include <vlc/vlc.h>
  32
  33 #include "input_internal.h"
  34
  35 #include <vlc_sout.h>
  36 #include "../stream_output/stream_output.h"
  37
  38 #include <vlc_playlist.h>
  39 #include <vlc_interface.h>
  40 #include <vlc_url.h>
  41 #include <vlc_demux.h>
  42 #include <vlc_charset.h>
  43
  44 #ifdef HAVE_SYS_STAT_H
  45 #   include <sys/stat.h>
  46 #endif
  47
  48 /*****************************************************************************
  49  * Local prototypes
  50  *****************************************************************************/
  51 static  int Run  ( input_thread_t *p_input );
  52 static  int RunAndDestroy  ( input_thread_t *p_input );
  53
  54 static input_thread_t * Create  ( vlc_object_t *, input_item_t *,
  55                                   const char *, vlc_bool_t, sout_instance_t * );
  56 static  int             Init    ( input_thread_t *p_input );
  57 static void             Error   ( input_thread_t *p_input );
  58 static void             End     ( input_thread_t *p_input );
  59 static void             MainLoop( input_thread_t *p_input );
  60 static void             Destroy( input_thread_t *p_input, sout_instance_t **pp_sout );
  61
  62 static inline int ControlPopNoLock( input_thread_t *, int *, vlc_value_t * );
  63 static void       ControlReduce( input_thread_t * );
  64 static vlc_bool_t Control( input_thread_t *, int, vlc_value_t );
  65
  66 static int  UpdateFromAccess( input_thread_t * );
  67 static int  UpdateFromDemux( input_thread_t * );
  68 static int  UpdateMeta( input_thread_t * );
  69
  70 static void UpdateItemLength( input_thread_t *, int64_t i_length );
  71
  72 static void MRLSections( input_thread_t *, char *, int *, int *, int *, int *);
  73
  74 static input_source_t *InputSourceNew( input_thread_t *);
  75 static int  InputSourceInit( input_thread_t *, input_source_t *,
  76                              const char *, const char *psz_forced_demux );
  77 static void InputSourceClean( input_source_t * );
  78
  79 static void SlaveDemux( input_thread_t *p_input );
  80 static void SlaveSeek( input_thread_t *p_input );
  81
  82 static void InputMetaUser( input_thread_t *p_input );
  83
  84 static sout_instance_t *SoutFind( vlc_object_t *p_parent, input_item_t *p_item, vlc_bool_t * );
  85 static void SoutKeep( sout_instance_t * );
  86
  87 /*****************************************************************************
  88  * This function creates a new input, and returns a pointer
  89  * to its description. On error, it returns NULL.
  90  *
  91  * Variables for _public_ use:
  92  * * Get and Set:
  93  *  - state
  94  *  - rate,rate-slower, rate-faster
  95  *  - position, position-offset
  96  *  - time, time-offset
  97  *  - title,title-next,title-prev
  98  *  - chapter,chapter-next, chapter-prev
  99  *  - program, audio-es, video-es, spu-es
 100  *  - audio-delay, spu-delay
 101  *  - bookmark
 102  * * Get only:
 103  *  - length
 104  *  - bookmarks
 105  *  - seekable (if you can seek, it doesn't say if 'bar display' has be shown or not, for that check position != 0.0)
 106  * * For intf callback upon changes
 107  *  - intf-change
 108  * TODO explain when Callback is called
 109  * TODO complete this list (?)
 110  *****************************************************************************/
 111 static input_thread_t *Create( vlc_object_t *p_parent, input_item_t *p_item,
 112                                const char *psz_header, vlc_bool_t b_quick, sout_instance_t *p_sout )
 113 {
 114     input_thread_t *p_input = NULL;                 /* thread descriptor */
 115     vlc_value_t val;
 116     int i;
 117
 118     /* Allocate descriptor */
 119     p_input = vlc_object_create( p_parent, VLC_OBJECT_INPUT );
 120     if( p_input == NULL )
 121     {
 122         msg_Err( p_parent, "out of memory" );
 123         return NULL;
 124     }
 125     MALLOC_NULL( p_input->p, input_thread_private_t );
 126
 127     /* One "randomly" selected input thread is responsible for computing
 128      * the global stats. Check if there is already someone doing this */
 129     if( p_input->p_libvlc->p_playlist->p_stats && !b_quick )
 130     {
 131         vlc_mutex_lock( &p_input->p_libvlc->p_playlist->p_stats->lock );
 132         if( p_input->p_libvlc->p_playlist->p_stats_computer == NULL )
 133         {
 134             p_input->p_libvlc->p_playlist->p_stats_computer = p_input;
 135         }
 136         vlc_mutex_unlock( &p_input->p_libvlc->p_playlist->p_stats->lock );
 137     }
 138
 139     p_input->b_preparsing = b_quick;
 140     p_input->psz_header = psz_header ? strdup( psz_header ) : NULL;
 141
 142     /* Init Common fields */
 143     p_input->b_eof = VLC_FALSE;
 144     p_input->b_can_pace_control = VLC_TRUE;
 145     p_input->p->i_start = 0;
 146     p_input->i_time  = 0;
 147     p_input->p->i_stop  = 0;
 148     p_input->p->i_title = 0;
 149     p_input->p->title   = NULL;
 150     p_input->p->i_title_offset = p_input->p->i_seekpoint_offset = 0;
 151     p_input->i_state = INIT_S;
 152     p_input->p->i_rate  = INPUT_RATE_DEFAULT;
 153     TAB_INIT( p_input->p->i_bookmark, p_input->p->bookmark );
 154     TAB_INIT( p_input->p->i_attachment, p_input->p->attachment );
 155     p_input->p->p_meta  = NULL;
 156     p_input->p->p_es_out = NULL;
 157     p_input->p->p_sout  = NULL;
 158     p_input->p->b_sout_keep  = VLC_FALSE;
 159     p_input->p->b_out_pace_control = VLC_FALSE;
 160     p_input->i_pts_delay = 0;
 161
 162     /* Init Input fields */
 163     p_input->p->input.p_item = p_item;
 164     p_input->p->input.p_access = NULL;
 165     p_input->p->input.p_stream = NULL;
 166     p_input->p->input.p_demux  = NULL;
 167     p_input->p->input.b_title_demux = VLC_FALSE;
 168     p_input->p->input.i_title  = 0;
 169     p_input->p->input.title    = NULL;
 170     p_input->p->input.i_title_offset = p_input->p->input.i_seekpoint_offset = 0;
 171     p_input->p->input.b_can_pace_control = VLC_TRUE;
 172     p_input->p->input.b_eof = VLC_FALSE;
 173     p_input->p->input.i_cr_average = 0;
 174
 175     if( !p_input->p->input.p_item->p_meta )
 176         p_input->p->input.p_item->p_meta = vlc_meta_New();
 177
 178     if( !p_item->p_stats )
 179     {
 180         p_item->p_stats = (input_stats_t*)malloc( sizeof( input_stats_t ) );
 181         vlc_mutex_init( p_input, &p_item->p_stats->lock );
 182         stats_ReinitInputStats( p_item->p_stats );
 183     }
 184
 185     /* No slave */
 186     p_input->p->i_slave = 0;
 187     p_input->p->slave   = NULL;
 188
 189     /* Init control buffer */
 190     vlc_mutex_init( p_input, &p_input->p->lock_control );
 191     p_input->p->i_control = 0;
 192
 193     /* Parse input options */
 194     vlc_mutex_lock( &p_item->lock );
 195     for( i = 0; i < p_item->i_options; i++ )
 196         var_OptionParse( p_input, p_item->ppsz_options[i] );
 197     vlc_mutex_unlock( &p_item->lock );
 198
 199     /* Create Object Variables for private use only */
 200     input_ConfigVarInit( p_input );
 201
 202     /* Create Objects variables for public Get and Set */
 203     input_ControlVarInit( p_input );
 204
 205     p_input->p->input.i_cr_average = var_GetInteger( p_input, "cr-average" );
 206
 207     if( !p_input->b_preparsing )
 208     {
 209         var_Get( p_input, "bookmarks", &val );
 210         if( val.psz_string )
 211         {
 212             /* FIXME: have a common cfg parsing routine used by sout and others */
 213             char *psz_parser, *psz_start, *psz_end;
 214             psz_parser = val.psz_string;
 215             while( (psz_start = strchr( psz_parser, '{' ) ) )
 216             {
 217                  seekpoint_t *p_seekpoint = vlc_seekpoint_New();
 218                  char backup;
 219                  psz_start++;
 220                  psz_end = strchr( psz_start, '}' );
 221                  if( !psz_end ) break;
 222                  psz_parser = psz_end + 1;
 223                  backup = *psz_parser;
 224                  *psz_parser = 0;
 225                  *psz_end = ',';
 226                  while( (psz_end = strchr( psz_start, ',' ) ) )
 227                  {
 228                      *psz_end = 0;
 229                      if( !strncmp( psz_start, "name=", 5 ) )
 230                      {
 231                          p_seekpoint->psz_name = psz_start + 5;
 232                      }
 233                      else if( !strncmp( psz_start, "bytes=", 6 ) )
 234                      {
 235                          p_seekpoint->i_byte_offset = atoll(psz_start + 6);
 236                      }
 237                      else if( !strncmp( psz_start, "time=", 5 ) )
 238                      {
 239                          p_seekpoint->i_time_offset = atoll(psz_start + 5) *
 240                                                         1000000;
 241                      }
 242                      psz_start = psz_end + 1;
 243                 }
 244                 msg_Dbg( p_input, "adding bookmark: %s, bytes="I64Fd", time="I64Fd,
 245                                   p_seekpoint->psz_name, p_seekpoint->i_byte_offset,
 246                                   p_seekpoint->i_time_offset );
 247                 input_Control( p_input, INPUT_ADD_BOOKMARK, p_seekpoint );
 248                 vlc_seekpoint_Delete( p_seekpoint );
 249                 *psz_parser = backup;
 250             }
 251             free( val.psz_string );
 252         }
 253     }
 254
 255     /* Remove 'Now playing' info as it is probably outdated */
 256     input_Control( p_input, INPUT_DEL_INFO, _(VLC_META_INFO_CAT), VLC_META_NOW_PLAYING );
 257     vlc_meta_SetNowPlaying( p_item->p_meta, NULL );
 258
 259     /* */
 260     if( p_input->b_preparsing )
 261         p_input->i_flags |= OBJECT_FLAGS_QUIET | OBJECT_FLAGS_NOINTERACT;
 262
 263     /* */
 264     if( p_sout )
 265         p_input->p->p_sout = p_sout;
 266
 267     /* Attach only once we are ready */
 268     vlc_object_attach( p_input, p_parent );
 269
 270     return p_input;
 271 }
 272
 273 static void Destroy( input_thread_t *p_input, sout_instance_t **pp_sout )
 274 {
 275     vlc_object_detach( p_input );
 276
 277     if( pp_sout )
 278         *pp_sout = NULL;
 279     if( p_input->p->p_sout )
 280     {
 281         if( pp_sout )
 282             *pp_sout = p_input->p->p_sout;
 283         else if( p_input->p->b_sout_keep )
 284             SoutKeep( p_input->p->p_sout );
 285         else
 286             sout_DeleteInstance( p_input->p->p_sout );
 287     }
 288
 289     vlc_mutex_destroy( &p_input->p->lock_control );
 290     free( p_input->p );
 291
 292     vlc_object_destroy( p_input );
 293 }
 294
 295 /**
 296  * Initialize an input thread and run it. You will need to monitor the
 297  * thread to clean up after it is done
 298  *
 299  * \param p_parent a vlc_object
 300  * \param p_item an input item
 301  * \return a pointer to the spawned input thread
 302  */
 303 input_thread_t *__input_CreateThread( vlc_object_t *p_parent,
 304                                       input_item_t *p_item )
 305 {
 306     vlc_bool_t b_sout_keep;
 307     sout_instance_t *p_sout = SoutFind( p_parent, p_item, &b_sout_keep );
 308     input_thread_t *p_input =  __input_CreateThreadExtended( p_parent, p_item, NULL, p_sout );
 309
 310     if( !p_input && p_sout )
 311         SoutKeep( p_sout );
 312
 313     p_input->p->b_sout_keep = b_sout_keep;
 314     return p_input;
 315 }
 316
 317 /* */
 318 input_thread_t *__input_CreateThreadExtended( vlc_object_t *p_parent,
 319                                               input_item_t *p_item,
 320                                               const char *psz_log, sout_instance_t *p_sout )
 321 {
 322     input_thread_t *p_input;
 323
 324     p_input = Create( p_parent, p_item, psz_log, VLC_FALSE, p_sout );
 325     if( !p_input )
 326         return NULL;
 327
 328     /* Create thread and wait for its readiness. */
 329     if( vlc_thread_create( p_input, "input", Run,
 330                            VLC_THREAD_PRIORITY_INPUT, VLC_TRUE ) )
 331     {
 332         input_ChangeState( p_input, ERROR_S );
 333         msg_Err( p_input, "cannot create input thread" );
 334         Destroy( p_input, &p_sout );
 335         return NULL;
 336     }
 337
 338     return p_input;
 339 }
 340
 341 /**
 342  * Initialize an input thread and run it. This thread will clean after himself,
 343  * you can forget about it. It can work either in blocking or non-blocking mode
 344  *
 345  * \param p_parent a vlc_object
 346  * \param p_item an input item
 347  * \param b_block should we block until read is finished ?
 348  * \return the input object id if non blocking, an error code else
 349  */
 350 int __input_Read( vlc_object_t *p_parent, input_item_t *p_item,
 351                    vlc_bool_t b_block )
 352 {
 353     vlc_bool_t b_sout_keep;
 354     sout_instance_t *p_sout = SoutFind( p_parent, p_item, &b_sout_keep );
 355     input_thread_t *p_input;
 356
 357     p_input = Create( p_parent, p_item, NULL, VLC_FALSE, p_sout );
 358     if( !p_input && p_sout )
 359     {
 360         SoutKeep( p_sout );
 361         return VLC_EGENERIC;
 362     }
 363     p_input->p->b_sout_keep = b_sout_keep;
 364
 365     if( b_block )
 366     {
 367         RunAndDestroy( p_input );
 368         return VLC_SUCCESS;
 369     }
 370     else
 371     {
 372         if( vlc_thread_create( p_input, "input", RunAndDestroy,
 373                                VLC_THREAD_PRIORITY_INPUT, VLC_TRUE ) )
 374         {
 375             input_ChangeState( p_input, ERROR_S );
 376             msg_Err( p_input, "cannot create input thread" );
 377             Destroy( p_input, NULL );
 378             return VLC_EGENERIC;
 379         }
 380     }
 381     return p_input->i_object_id;
 382 }
 383
 384 /**
 385  * Initialize an input and initialize it to preparse the item
 386  * This function is blocking. It will only accept to parse files
 387  *
 388  * \param p_parent a vlc_object_t
 389  * \param p_item an input item
 390  * \return VLC_SUCCESS or an error
 391  */
 392 int __input_Preparse( vlc_object_t *p_parent, input_item_t *p_item )
 393 {
 394     input_thread_t *p_input;
 395
 396     /* Allocate descriptor */
 397     p_input = Create( p_parent, p_item, NULL, VLC_TRUE, NULL );
 398     if( !p_input )
 399         return VLC_EGENERIC;
 400
 401     if( !Init( p_input ) )
 402         End( p_input );
 403
 404     Destroy( p_input, NULL );
 405
 406     return VLC_SUCCESS;
 407 }
 408
 409 /**
 410  * Request a running input thread to stop and die
 411  *
 412  * \param the input thread to stop
 413  */
 414 void input_StopThread( input_thread_t *p_input )
 415 {
 416     vlc_list_t *p_list;
 417     int i;
 418
 419     /* Set die for input */
 420     vlc_object_kill( p_input );
 421     /* FIXME: seems to be duplicated in ControlPush(INPUT_CONTROL_SET_DIE) */
 422
 423     /* We cannot touch p_input fields directly (we come from another thread),
 424      * so use the vlc_object_find way, it's perfectly safe */
 425
 426     /* Set die for all access */
 427     p_list = vlc_list_find( p_input, VLC_OBJECT_ACCESS, FIND_CHILD );
 428     for( i = 0; i < p_list->i_count; i++ )
 429     {
 430         vlc_object_kill( p_list->p_values[i].p_object );
 431     }
 432     vlc_list_release( p_list );
 433
 434     /* Set die for all stream */
 435     p_list = vlc_list_find( p_input, VLC_OBJECT_STREAM, FIND_CHILD );
 436     for( i = 0; i < p_list->i_count; i++ )
 437     {
 438         vlc_object_kill( p_list->p_values[i].p_object );
 439     }
 440     vlc_list_release( p_list );
 441
 442     /* Set die for all demux */
 443     p_list = vlc_list_find( p_input, VLC_OBJECT_DEMUX, FIND_CHILD );
 444     for( i = 0; i < p_list->i_count; i++ )
 445     {
 446         vlc_object_kill( p_list->p_values[i].p_object );
 447     }
 448     vlc_list_release( p_list );
 449
 450     input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL );
 451 }
 452
 453 /**
 454  * Clean up a dead input thread
 455  * This function does not return until the thread is effectively cancelled.
 456  *
 457  * \param the input thread to kill
 458  */
 459 void input_DestroyThread( input_thread_t *p_input )
 460 {
 461     input_DestroyThreadExtended( p_input, NULL );
 462 }
 463
 464 void input_DestroyThreadExtended( input_thread_t *p_input, sout_instance_t **pp_sout )
 465 {
 466     /* Join the thread */
 467     vlc_thread_join( p_input );
 468
 469     /* */
 470     Destroy( p_input, pp_sout );
 471 }
 472
 473 /*****************************************************************************
 474  * Run: main thread loop
 475  * This is the "normal" thread that spawns the input processing chain,
 476  * reads the stream, cleans up and waits
 477  *****************************************************************************/
 478 static int Run( input_thread_t *p_input )
 479 {
 480     /* Signal that the thread is launched */
 481     vlc_thread_ready( p_input );
 482
 483     if( Init( p_input ) )
 484     {
 485         /* If we failed, wait before we are killed, and exit */
 486         p_input->b_error = VLC_TRUE;
 487         playlist_Signal( pl_Get( p_input ) );
 488
 489         Error( p_input );
 490
 491         /* Tell we're dead */
 492         p_input->b_dead = VLC_TRUE;
 493
 494         return 0;
 495     }
 496
 497     MainLoop( p_input );
 498
 499     if( !p_input->b_eof && !p_input->b_error && p_input->p->input.b_eof )
 500     {
 501         /* We have finish to demux data but not to play them */
 502         while( !p_input->b_die )
 503         {
 504             if( input_EsOutDecodersEmpty( p_input->p->p_es_out ) )
 505                 break;
 506
 507             msg_Dbg( p_input, "waiting decoder fifos to empty" );
 508
 509             msleep( INPUT_IDLE_SLEEP );
 510         }
 511
 512         /* We have finished */
 513         p_input->b_eof = VLC_TRUE;
 514         playlist_Signal( pl_Get( p_input ) );
 515     }
 516
 517     /* Wait until we are asked to die */
 518     if( !p_input->b_die )
 519     {
 520         Error( p_input );
 521     }
 522
 523     /* Clean up */
 524     End( p_input );
 525
 526     return 0;
 527 }
 528
 529 /*****************************************************************************
 530  * RunAndDestroy: main thread loop
 531  * This is the "just forget me" thread that spawns the input processing chain,
 532  * reads the stream, cleans up and releases memory
 533  *****************************************************************************/
 534 static int RunAndDestroy( input_thread_t *p_input )
 535 {
 536     /* Signal that the thread is launched */
 537     vlc_thread_ready( p_input );
 538
 539     if( Init( p_input ) )
 540         goto exit;
 541
 542     MainLoop( p_input );
 543
 544     if( !p_input->b_eof && !p_input->b_error && p_input->p->input.b_eof )
 545     {
 546         /* We have finished demuxing data but not playing it */
 547         while( !p_input->b_die )
 548         {
 549             if( input_EsOutDecodersEmpty( p_input->p->p_es_out ) )
 550                 break;
 551
 552             msg_Dbg( p_input, "waiting decoder fifos to empty" );
 553
 554             msleep( INPUT_IDLE_SLEEP );
 555         }
 556
 557         /* We have finished */
 558         p_input->b_eof = VLC_TRUE;
 559     }
 560
 561     /* Clean up */
 562     End( p_input );
 563
 564 exit:
 565     /* Release memory */
 566     Destroy( p_input, NULL );
 567     return 0;
 568 }
 569
 570 /*****************************************************************************
 571  * Main loop: Fill buffers from access, and demux
 572  *****************************************************************************/
 573 static void MainLoop( input_thread_t *p_input )
 574 {
 575     int64_t i_intf_update = 0;
 576     int i_updates = 0;
 577
 578     while( !p_input->b_die && !p_input->b_error && !p_input->p->input.b_eof )
 579     {
 580         vlc_bool_t b_force_update = VLC_FALSE;
 581         int i_ret;
 582         int i_type;
 583         vlc_value_t val;
 584
 585         /* Do the read */
 586         if( p_input->i_state != PAUSE_S  )
 587         {
 588             if( p_input->p->i_stop <= 0 || p_input->i_time < p_input->p->i_stop )
 589                 i_ret=p_input->p->input.p_demux->pf_demux(p_input->p->input.p_demux);
 590             else
 591                 i_ret = 0;  /* EOF */
 592
 593             if( i_ret > 0 )
 594             {
 595                 /* TODO */
 596                 if( p_input->p->input.b_title_demux &&
 597                     p_input->p->input.p_demux->info.i_update )
 598                 {
 599                     i_ret = UpdateFromDemux( p_input );
 600                     b_force_update = VLC_TRUE;
 601                 }
 602                 else if( !p_input->p->input.b_title_demux &&
 603                           p_input->p->input.p_access &&
 604                           p_input->p->input.p_access->info.i_update )
 605                 {
 606                     i_ret = UpdateFromAccess( p_input );
 607                     b_force_update = VLC_TRUE;
 608                 }
 609             }
 610
 611             if( i_ret == 0 )    /* EOF */
 612             {
 613                 vlc_value_t repeat;
 614
 615                 var_Get( p_input, "input-repeat", &repeat );
 616                 if( repeat.i_int == 0 )
 617                 {
 618                     /* End of file - we do not set b_die because only the
 619                      * playlist is allowed to do so. */
 620                     input_ChangeState( p_input, END_S );
 621                     msg_Dbg( p_input, "EOF reached" );
 622                     p_input->p->input.b_eof = VLC_TRUE;
 623                 }
 624                 else
 625                 {
 626                     msg_Dbg( p_input, "repeating the same input (%d)",
 627                              repeat.i_int );
 628                     if( repeat.i_int > 0 )
 629                     {
 630                         repeat.i_int--;
 631                         var_Set( p_input, "input-repeat", repeat );
 632                     }
 633
 634                     /* Seek to start title/seekpoint */
 635                     val.i_int = p_input->p->input.i_title_start -
 636                         p_input->p->input.i_title_offset;
 637                     if( val.i_int < 0 || val.i_int >= p_input->p->input.i_title )
 638                         val.i_int = 0;
 639                     input_ControlPush( p_input,
 640                                        INPUT_CONTROL_SET_TITLE, &val );
 641
 642                     val.i_int = p_input->p->input.i_seekpoint_start -
 643                         p_input->p->input.i_seekpoint_offset;
 644                     if( val.i_int > 0 /* TODO: check upper boundary */ )
 645                         input_ControlPush( p_input,
 646                                            INPUT_CONTROL_SET_SEEKPOINT, &val );
 647
 648                     /* Seek to start position */
 649                     if( p_input->p->i_start > 0 )
 650                     {
 651                         val.i_time = p_input->p->i_start;
 652                         input_ControlPush( p_input, INPUT_CONTROL_SET_TIME,
 653                                            &val );
 654                     }
 655                     else
 656                     {
 657                         val.f_float = 0.0;
 658                         input_ControlPush( p_input, INPUT_CONTROL_SET_POSITION,
 659                                            &val );
 660                     }
 661                 }
 662             }
 663             else if( i_ret < 0 )
 664             {
 665                 p_input->b_error = VLC_TRUE;
 666             }
 667
 668             if( i_ret > 0 && p_input->p->i_slave > 0 )
 669             {
 670                 SlaveDemux( p_input );
 671             }
 672         }
 673         else
 674         {
 675             /* Small wait */
 676             msleep( 10*1000 );
 677         }
 678
 679         /* Handle control */
 680         vlc_mutex_lock( &p_input->p->lock_control );
 681         ControlReduce( p_input );
 682         while( !ControlPopNoLock( p_input, &i_type, &val ) )
 683         {
 684             msg_Dbg( p_input, "control type=%d", i_type );
 685             if( Control( p_input, i_type, val ) )
 686                 b_force_update = VLC_TRUE;
 687         }
 688         vlc_mutex_unlock( &p_input->p->lock_control );
 689
 690         if( b_force_update || i_intf_update < mdate() )
 691         {
 692             vlc_value_t val;
 693             double f_pos;
 694             int64_t i_time, i_length;
 695             /* update input status variables */
 696             if( !demux2_Control( p_input->p->input.p_demux,
 697                                  DEMUX_GET_POSITION, &f_pos ) )
 698             {
 699                 val.f_float = (float)f_pos;
 700                 var_Change( p_input, "position", VLC_VAR_SETVALUE, &val, NULL );
 701             }
 702             if( !demux2_Control( p_input->p->input.p_demux,
 703                                  DEMUX_GET_TIME, &i_time ) )
 704             {
 705                 p_input->i_time = i_time;
 706                 val.i_time = i_time;
 707                 var_Change( p_input, "time", VLC_VAR_SETVALUE, &val, NULL );
 708             }
 709             if( !demux2_Control( p_input->p->input.p_demux,
 710                                  DEMUX_GET_LENGTH, &i_length ) )
 711             {
 712                 vlc_value_t old_val;
 713                 var_Get( p_input, "length", &old_val );
 714                 val.i_time = i_length;
 715                 var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL );
 716
 717                 if( old_val.i_time != val.i_time )
 718                 {
 719                     UpdateItemLength( p_input, i_length );
 720                 }
 721             }
 722
 723             var_SetBool( p_input, "intf-change", VLC_TRUE );
 724             i_intf_update = mdate() + I64C(150000);
 725         }
 726         /* 150ms * 8 = ~ 1 second */
 727         if( ++i_updates % 8 == 0 )
 728         {
 729             stats_ComputeInputStats( p_input, p_input->p->input.p_item->p_stats );
 730             /* Are we the thread responsible for computing global stats ? */
 731             if( p_input->p_libvlc->p_playlist->p_stats_computer == p_input )
 732             {
 733                 stats_ComputeGlobalStats( p_input->p_libvlc->p_playlist,
 734                                      p_input->p_libvlc->p_playlist->p_stats );
 735             }
 736         }
 737     }
 738 }
 739
 740 static int Init( input_thread_t * p_input )
 741 {
 742     char *psz;
 743     char *psz_subtitle;
 744     vlc_value_t val;
 745     double f_fps;
 746     vlc_meta_t *p_meta;
 747     int i_es_out_mode;
 748     int i, i_delay;
 749
 750     /* Initialize optional stream output. (before access/demuxer)
 751      * XXX: we add a special case if the uri starts by vlc.
 752      * else 'vlc in.file --sout "" vlc:quit'  cannot work (the output will
 753      * be destroyed in case of a file).
 754      * (this will break playing of file starting by 'vlc:' but I don't
 755      * want to add more logic, just force file by file:// or code it ;)
 756      */
 757     memset( &p_input->p->counters, 0, sizeof( p_input->p->counters ) );
 758     vlc_mutex_init( p_input, &p_input->p->counters.counters_lock );
 759
 760     if( !p_input->b_preparsing )
 761     {
 762         /* Prepare statistics */
 763 #define INIT_COUNTER( c, type, compute ) p_input->p->counters.p_##c = \
 764      stats_CounterCreate( p_input, VLC_VAR_##type, STATS_##compute);
 765         if( p_input->p_libvlc->b_stats )
 766         {
 767             INIT_COUNTER( read_bytes, INTEGER, COUNTER );
 768             INIT_COUNTER( read_packets, INTEGER, COUNTER );
 769             INIT_COUNTER( demux_read, INTEGER, COUNTER );
 770             INIT_COUNTER( input_bitrate, FLOAT, DERIVATIVE );
 771             INIT_COUNTER( demux_bitrate, FLOAT, DERIVATIVE );
 772             INIT_COUNTER( played_abuffers, INTEGER, COUNTER );
 773             INIT_COUNTER( lost_abuffers, INTEGER, COUNTER );
 774             INIT_COUNTER( displayed_pictures, INTEGER, COUNTER );
 775             INIT_COUNTER( lost_pictures, INTEGER, COUNTER );
 776             INIT_COUNTER( decoded_audio, INTEGER, COUNTER );
 777             INIT_COUNTER( decoded_video, INTEGER, COUNTER );
 778             INIT_COUNTER( decoded_sub, INTEGER, COUNTER );
 779             p_input->p->counters.p_sout_send_bitrate = NULL;
 780             p_input->p->counters.p_sout_sent_packets = NULL;
 781             p_input->p->counters.p_sout_sent_bytes = NULL;
 782             if( p_input->p->counters.p_demux_bitrate )
 783                 p_input->p->counters.p_demux_bitrate->update_interval = 1000000;
 784             if( p_input->p->counters.p_input_bitrate )
 785                 p_input->p->counters.p_input_bitrate->update_interval = 1000000;
 786         }
 787
 788         /* Find a usable sout and attach it to p_input */
 789         psz = var_GetString( p_input, "sout" );
 790         if( *psz && strncasecmp( p_input->p->input.p_item->psz_uri, "vlc:", 4 ) )
 791         {
 792             /* Check the validity of the provided sout */
 793             if( p_input->p->p_sout )
 794             {
 795                 if( strcmp( p_input->p->p_sout->psz_sout, psz ) )
 796                 {
 797                     msg_Dbg( p_input, "destroying unusable sout" );
 798
 799                     sout_DeleteInstance( p_input->p->p_sout );
 800                     p_input->p->p_sout = NULL;
 801                 }
 802             }
 803
 804             if( p_input->p->p_sout )
 805             {
 806                 /* Reuse it */
 807                 msg_Dbg( p_input, "sout keep: reusing sout" );
 808                 msg_Dbg( p_input, "sout keep: you probably want to use "
 809                                   "gather stream_out" );
 810                 vlc_object_attach( p_input->p->p_sout, p_input );
 811             }
 812             else
 813             {
 814                 /* Create a new one */
 815                 p_input->p->p_sout = sout_NewInstance( p_input, psz );
 816
 817                 if( !p_input->p->p_sout )
 818                 {
 819                     input_ChangeState( p_input, ERROR_S );
 820                     msg_Err( p_input, "cannot start stream output instance, " \
 821                                       "aborting" );
 822                     free( psz );
 823                     return VLC_EGENERIC;
 824                 }
 825             }
 826
 827             if( p_input->p_libvlc->b_stats )
 828             {
 829                 INIT_COUNTER( sout_sent_packets, INTEGER, COUNTER );
 830                 INIT_COUNTER (sout_sent_bytes, INTEGER, COUNTER );
 831                 INIT_COUNTER( sout_send_bitrate, FLOAT, DERIVATIVE );
 832                 if( p_input->p->counters.p_sout_send_bitrate )
 833                      p_input->p->counters.p_sout_send_bitrate->update_interval =
 834                              1000000;
 835             }
 836         }
 837         else if( p_input->p->p_sout )
 838         {
 839             msg_Dbg( p_input, "destroying useless sout" );
 840
 841             sout_DeleteInstance( p_input->p->p_sout );
 842             p_input->p->p_sout = NULL;
 843         }
 844         free( psz );
 845     }
 846
 847     /* Create es out */
 848     p_input->p->p_es_out = input_EsOutNew( p_input );
 849     es_out_Control( p_input->p->p_es_out, ES_OUT_SET_ACTIVE, VLC_FALSE );
 850     es_out_Control( p_input->p->p_es_out, ES_OUT_SET_MODE, ES_OUT_MODE_NONE );
 851
 852     var_Create( p_input, "bit-rate", VLC_VAR_INTEGER );
 853     var_Create( p_input, "sample-rate", VLC_VAR_INTEGER );
 854
 855     if( InputSourceInit( p_input, &p_input->p->input,
 856                          p_input->p->input.p_item->psz_uri, NULL ) )
 857     {
 858         goto error;
 859     }
 860
 861     /* Create global title (from master) */
 862     if( !p_input->b_preparsing )
 863     {
 864         p_input->p->i_title = p_input->p->input.i_title;
 865         p_input->p->title   = p_input->p->input.title;
 866         p_input->p->i_title_offset = p_input->p->input.i_title_offset;
 867         p_input->p->i_seekpoint_offset = p_input->p->input.i_seekpoint_offset;
 868         if( p_input->p->i_title > 0 )
 869         {
 870             /* Setup variables */
 871             input_ControlVarNavigation( p_input );
 872             input_ControlVarTitle( p_input, 0 );
 873         }
 874
 875         /* Global flag */
 876         p_input->b_can_pace_control = p_input->p->input.b_can_pace_control;
 877         p_input->p->b_can_pause        = p_input->p->input.b_can_pause;
 878
 879         /* Fix pts delay */
 880         if( p_input->i_pts_delay < 0 )
 881             p_input->i_pts_delay = 0;
 882
 883         /* If the desynchronisation requested by the user is < 0, we need to
 884          * cache more data. */
 885         var_Get( p_input, "audio-desync", &val );
 886         if( val.i_int < 0 ) p_input->i_pts_delay -= (val.i_int * 1000);
 887
 888         /* Update cr_average depending on the caching */
 889         p_input->p->input.i_cr_average *= (10 * p_input->i_pts_delay / 200000);
 890         p_input->p->input.i_cr_average /= 10;
 891         if( p_input->p->input.i_cr_average < 10 ) p_input->p->input.i_cr_average = 10;
 892     }
 893
 894     /* Load master infos */
 895     /* Init length */
 896     if( !demux2_Control( p_input->p->input.p_demux, DEMUX_GET_LENGTH,
 897                          &val.i_time ) && val.i_time > 0 )
 898     {
 899         var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL );
 900         UpdateItemLength( p_input, val.i_time );
 901         p_input->p->input.p_item->i_duration = val.i_time;
 902     }
 903
 904     /* Start title/chapter */
 905     if( !p_input->b_preparsing )
 906     {
 907         val.i_int = p_input->p->input.i_title_start -
 908                     p_input->p->input.i_title_offset;
 909         if( val.i_int > 0 && val.i_int < p_input->p->input.i_title )
 910             input_ControlPush( p_input, INPUT_CONTROL_SET_TITLE, &val );
 911         val.i_int = p_input->p->input.i_seekpoint_start -
 912                     p_input->p->input.i_seekpoint_offset;
 913         if( val.i_int > 0 /* TODO: check upper boundary */ )
 914             input_ControlPush( p_input, INPUT_CONTROL_SET_SEEKPOINT, &val );
 915
 916         /* Start time*/
 917         /* Set start time */
 918         p_input->p->i_start = (int64_t)var_GetInteger( p_input, "start-time" ) *
 919                            I64C(1000000);
 920         p_input->p->i_stop  = (int64_t)var_GetInteger( p_input, "stop-time" ) *
 921                            I64C(1000000);
 922
 923         if( p_input->p->i_start > 0 )
 924         {
 925             if( p_input->p->i_start >= val.i_time )
 926             {
 927                 msg_Warn( p_input, "invalid start-time ignored" );
 928             }
 929             else
 930             {
 931                 vlc_value_t s;
 932
 933                 msg_Dbg( p_input, "starting at time: %ds",
 934                                   (int)( p_input->p->i_start / I64C(1000000) ) );
 935
 936                 s.i_time = p_input->p->i_start;
 937                 input_ControlPush( p_input, INPUT_CONTROL_SET_TIME, &s );
 938             }
 939         }
 940         if( p_input->p->i_stop > 0 && p_input->p->i_stop <= p_input->p->i_start )
 941         {
 942             msg_Warn( p_input, "invalid stop-time ignored" );
 943             p_input->p->i_stop = 0;
 944         }
 945
 946         /* Load subtitles */
 947         /* Get fps and set it if not already set */
 948         if( !demux2_Control( p_input->p->input.p_demux, DEMUX_GET_FPS, &f_fps ) &&
 949             f_fps > 1.0 )
 950         {
 951             float f_requested_fps;
 952
 953             var_Create( p_input, "sub-original-fps", VLC_VAR_FLOAT );
 954             var_SetFloat( p_input, "sub-original-fps", f_fps );
 955
 956             f_requested_fps = var_CreateGetFloat( p_input, "sub-fps" );
 957             if( f_requested_fps != f_fps )
 958             {
 959                 var_Create( p_input, "sub-fps", VLC_VAR_FLOAT|
 960                                                 VLC_VAR_DOINHERIT );
 961                 var_SetFloat( p_input, "sub-fps", f_requested_fps );
 962             }
 963         }
 964
 965         i_delay = var_CreateGetInteger( p_input, "sub-delay" );
 966         if( i_delay != 0 )
 967         {
 968             var_SetTime( p_input, "spu-delay", (mtime_t)i_delay * 100000 );
 969         }
 970
 971         /* Look for and add subtitle files */
 972         psz_subtitle = var_GetString( p_input, "sub-file" );
 973         if( *psz_subtitle )
 974         {
 975             msg_Dbg( p_input, "forced subtitle: %s", psz_subtitle );
 976             input_AddSubtitles( p_input, psz_subtitle, VLC_FALSE );
 977         }
 978
 979         var_Get( p_input, "sub-autodetect-file", &val );
 980         if( val.b_bool )
 981         {
 982             char *psz_autopath = var_GetString( p_input, "sub-autodetect-path" );
 983             char **subs = subtitles_Detect( p_input, psz_autopath,
 984                                             p_input->p->input.p_item->psz_uri );
 985             input_source_t *sub;
 986             i = 0;
 987
 988             /* Try to autoselect the first autodetected subtitles file
 989              * if no subtitles file was specified */
 990             if( *psz_subtitle == 0 && subs && subs[0] )
 991             {
 992                 input_AddSubtitles( p_input, subs[0], VLC_FALSE );
 993                 free( subs[0] );
 994                 i = 1;
 995             }
 996
 997             /* Then, just add the following subtitles files */
 998             for( ; subs && subs[i]; i++ )
 999             {
1000                 if( strcmp( psz_subtitle, subs[i] ) )
1001                 {
1002                     sub = InputSourceNew( p_input );
1003                     if( !InputSourceInit( p_input, sub, subs[i], "subtitle" ) )
1004                     {
1005                         TAB_APPEND( p_input->p->i_slave, p_input->p->slave, sub );
1006                     }
1007                     else free( sub );
1008                 }
1009                 free( subs[i] );
1010             }
1011             if( subs ) free( subs );
1012             if( psz_autopath ) free( psz_autopath );
1013         }
1014         free( psz_subtitle );
1015
1016         /* Look for slave */
1017         psz = var_GetString( p_input, "input-slave" );
1018         if( *psz )
1019         {
1020             char *psz_delim;
1021             input_source_t *slave;
1022             while( psz && *psz )
1023             {
1024                 while( *psz == ' ' || *psz == '#' )
1025                 {
1026                     psz++;
1027                 }
1028                 if( ( psz_delim = strchr( psz, '#' ) ) )
1029                 {
1030                     *psz_delim++ = '\0';
1031                 }
1032                 if( *psz == 0 )
1033                 {
1034                     break;
1035                 }
1036
1037                 msg_Dbg( p_input, "adding slave input '%s'", psz );
1038                 slave = InputSourceNew( p_input );
1039                 if( !InputSourceInit( p_input, slave, psz, NULL ) )
1040                 {
1041                     TAB_APPEND( p_input->p->i_slave, p_input->p->slave, slave );
1042                 }
1043                 else free( slave );
1044                 psz = psz_delim;
1045             }
1046         }
1047         if( psz ) free( psz );
1048     }
1049     else
1050     {
1051         p_input->p->i_start = 0;
1052         p_input->p->i_start = 0;
1053     }
1054
1055     /* Set up es_out */
1056     if( !p_input->b_preparsing )
1057     {
1058         es_out_Control( p_input->p->p_es_out, ES_OUT_SET_ACTIVE, VLC_TRUE );
1059         i_es_out_mode = ES_OUT_MODE_AUTO;
1060         val.p_list = NULL;
1061         if( p_input->p->p_sout )
1062         {
1063             var_Get( p_input, "sout-all", &val );
1064             if ( val.b_bool )
1065             {
1066                 i_es_out_mode = ES_OUT_MODE_ALL;
1067                 val.p_list = NULL;
1068             }
1069             else
1070             {
1071                 var_Get( p_input, "programs", &val );
1072                 if ( val.p_list && val.p_list->i_count )
1073                 {
1074                     i_es_out_mode = ES_OUT_MODE_PARTIAL;
1075                     /* Note : we should remove the "program" callback. */
1076                 }
1077                 else
1078                     var_Change( p_input, "programs", VLC_VAR_FREELIST, &val,
1079                                 NULL );
1080             }
1081         }
1082         es_out_Control( p_input->p->p_es_out, ES_OUT_SET_MODE, i_es_out_mode );
1083
1084         /* Inform the demuxer about waited group (needed only for DVB) */
1085         if( i_es_out_mode == ES_OUT_MODE_ALL )
1086         {
1087             demux2_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP, -1, NULL );
1088         }
1089         else if( i_es_out_mode == ES_OUT_MODE_PARTIAL )
1090         {
1091             demux2_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP, -1,
1092                             val.p_list );
1093         }
1094         else
1095         {
1096             demux2_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP,
1097                            (int) var_GetInteger( p_input, "program" ), NULL );
1098         }
1099
1100         if( p_input->p->p_sout )
1101         {
1102             if( p_input->p->p_sout->i_out_pace_nocontrol > 0 )
1103             {
1104                 p_input->p->b_out_pace_control = VLC_FALSE;
1105             }
1106             else
1107             {
1108                 p_input->p->b_out_pace_control = VLC_TRUE;
1109             }
1110
1111             if( p_input->b_can_pace_control && p_input->p->b_out_pace_control )
1112             {
1113                 /* We don't want a high input priority here or we'll
1114                  * end-up sucking up all the CPU time */
1115                 vlc_thread_set_priority( p_input, VLC_THREAD_PRIORITY_LOW );
1116             }
1117
1118             msg_Dbg( p_input, "starting in %s mode",
1119                      p_input->p->b_out_pace_control ? "async" : "sync" );
1120         }
1121     }
1122
1123     p_meta = p_input->p->input.p_item->p_meta;
1124     /* Get meta data from users */
1125     InputMetaUser( p_input );
1126     /* Get meta data from master input */
1127     demux2_Control( p_input->p->input.p_demux, DEMUX_GET_META, p_meta );
1128
1129     /* Access_file does not give any meta, and there are no slave */
1130     if( !p_input->b_preparsing )
1131     {
1132         if( p_input->p->input.p_access )
1133             access2_Control( p_input->p->input.p_access, ACCESS_GET_META,
1134                              p_meta );
1135
1136         /* Get meta data from slave input */
1137         for( i = 0; i < p_input->p->i_slave; i++ )
1138         {
1139             demux2_Control( p_input->p->slave[i]->p_demux,
1140                             DEMUX_GET_META, p_meta );
1141             if( p_input->p->slave[i]->p_access )
1142             {
1143                 access2_Control( p_input->p->slave[i]->p_access,
1144                                  ACCESS_GET_META, p_meta );
1145             }
1146         }
1147     }
1148
1149     UpdateMeta( p_input );
1150
1151     if( !p_input->b_preparsing )
1152     {
1153         msg_Dbg( p_input, "`%s' successfully opened",
1154                  p_input->p->input.p_item->psz_uri );
1155
1156     }
1157
1158     /* initialization is complete */
1159     input_ChangeState( p_input, PLAYING_S );
1160
1161     return VLC_SUCCESS;
1162
1163 error:
1164     input_ChangeState( p_input, ERROR_S );
1165
1166     if( p_input->p->p_es_out )
1167         input_EsOutDelete( p_input->p->p_es_out );
1168
1169     if( p_input->p->p_sout )
1170     {
1171         vlc_object_detach( p_input->p->p_sout );
1172         sout_DeleteInstance( p_input->p->p_sout );
1173     }
1174
1175
1176     if( !p_input->b_preparsing && p_input->p_libvlc->b_stats )
1177     {
1178 #define EXIT_COUNTER( c ) do { if( p_input->p->counters.p_##c ) \
1179                                    stats_CounterClean( p_input->p->counters.p_##c );\
1180                                p_input->p->counters.p_##c = NULL; } while(0)
1181         EXIT_COUNTER( read_bytes );
1182         EXIT_COUNTER( read_packets );
1183         EXIT_COUNTER( demux_read );
1184         EXIT_COUNTER( input_bitrate );
1185         EXIT_COUNTER( demux_bitrate );
1186         EXIT_COUNTER( played_abuffers );
1187         EXIT_COUNTER( lost_abuffers );
1188         EXIT_COUNTER( displayed_pictures );
1189         EXIT_COUNTER( lost_pictures );
1190         EXIT_COUNTER( decoded_audio );
1191         EXIT_COUNTER( decoded_video );
1192         EXIT_COUNTER( decoded_sub );
1193
1194         if( p_input->p->p_sout )
1195         {
1196             EXIT_COUNTER( sout_sent_packets );
1197             EXIT_COUNTER (sout_sent_bytes );
1198             EXIT_COUNTER( sout_send_bitrate );
1199         }
1200 #undef EXIT_COUNTER
1201     }
1202
1203     /* Mark them deleted */
1204     p_input->p->input.p_demux = NULL;
1205     p_input->p->input.p_stream = NULL;
1206     p_input->p->input.p_access = NULL;
1207     p_input->p->p_es_out = NULL;
1208     p_input->p->p_sout = NULL;
1209
1210     return VLC_EGENERIC;
1211 }
1212
1213 /*****************************************************************************
1214  * Error: RunThread() error loop
1215  *****************************************************************************
1216  * This function is called when an error occurred during thread main's loop.
1217  *****************************************************************************/
1218 static void Error( input_thread_t *p_input )
1219 {
1220     while( !p_input->b_die )
1221     {
1222         /* Sleep a while */
1223         input_ChangeState( p_input, ERROR_S );
1224         msleep( INPUT_IDLE_SLEEP );
1225     }
1226 }
1227
1228 /*****************************************************************************
1229  * End: end the input thread
1230  *****************************************************************************/
1231 static void End( input_thread_t * p_input )
1232 {
1233     int i;
1234
1235     /* We are at the end */
1236     input_ChangeState( p_input, END_S );
1237
1238     /* Clean control variables */
1239     input_ControlVarClean( p_input );
1240
1241     /* Clean up master */
1242     InputSourceClean( &p_input->p->input );
1243
1244     /* Delete slave */
1245     for( i = 0; i < p_input->p->i_slave; i++ )
1246     {
1247         InputSourceClean( p_input->p->slave[i] );
1248         free( p_input->p->slave[i] );
1249     }
1250     if( p_input->p->slave ) free( p_input->p->slave );
1251
1252     /* Unload all modules */
1253     if( p_input->p->p_es_out )
1254         input_EsOutDelete( p_input->p->p_es_out );
1255
1256     if( !p_input->b_preparsing )
1257     {
1258 #define CL_CO( c ) stats_CounterClean( p_input->p->counters.p_##c ); p_input->p->counters.p_##c = NULL;
1259         if( p_input->p_libvlc->b_stats )
1260         {
1261             /* make sure we are up to date */
1262             stats_ComputeInputStats( p_input, p_input->p->input.p_item->p_stats );
1263             if( p_input->p_libvlc->p_playlist->p_stats_computer == p_input )
1264             {
1265                 stats_ComputeGlobalStats( p_input->p_libvlc->p_playlist,
1266                                           p_input->p_libvlc->p_playlist->p_stats );
1267                 p_input->p_libvlc->p_playlist->p_stats_computer = NULL;
1268             }
1269             CL_CO( read_bytes );
1270             CL_CO( read_packets );
1271             CL_CO( demux_read );
1272             CL_CO( input_bitrate );
1273             CL_CO( demux_bitrate );
1274             CL_CO( played_abuffers );
1275             CL_CO( lost_abuffers );
1276             CL_CO( displayed_pictures );
1277             CL_CO( lost_pictures );
1278             CL_CO( decoded_audio) ;
1279             CL_CO( decoded_video );
1280             CL_CO( decoded_sub) ;
1281         }
1282
1283         /* Close optional stream output instance */
1284         if( p_input->p->p_sout )
1285         {
1286             CL_CO( sout_sent_packets );
1287             CL_CO( sout_sent_bytes );
1288             CL_CO( sout_send_bitrate );
1289
1290             vlc_object_detach( p_input->p->p_sout );
1291         }
1292 #undef CL_CO
1293     }
1294
1295     if( p_input->p->i_attachment > 0 )
1296     {
1297         for( i = 0; i < p_input->p->i_attachment; i++ )
1298             vlc_input_attachment_Delete( p_input->p->attachment[i] );
1299         TAB_CLEAN( p_input->p->i_attachment, p_input->p->attachment );
1300     }
1301
1302     vlc_mutex_destroy( &p_input->p->counters.counters_lock );
1303
1304     /* Tell we're dead */
1305     p_input->b_dead = VLC_TRUE;
1306 }
1307
1308 static sout_instance_t *SoutFind( vlc_object_t *p_parent, input_item_t *p_item, vlc_bool_t *pb_sout_keep )
1309 {
1310     vlc_bool_t b_keep_sout = var_CreateGetBool( p_parent, "sout-keep" );
1311     sout_instance_t *p_sout = NULL;
1312     int i;
1313
1314     /* Search sout-keep options
1315      * XXX it has to be done here, but it is duplicated work :( */
1316     vlc_mutex_lock( &p_item->lock );
1317     for( i = 0; i < p_item->i_options; i++ )
1318     {
1319         const char *psz_option = p_item->ppsz_options[i];
1320         if( !psz_option )
1321             continue;
1322         if( *psz_option == ':' )
1323             psz_option++;
1324
1325         if( !strcmp( psz_option, "sout-keep" ) )
1326             b_keep_sout = VLC_TRUE;
1327         else if( !strcmp( psz_option, "no-sout-keep" ) || !strcmp( psz_option, "nosout-keep" ) )
1328             b_keep_sout = VLC_FALSE;
1329     }
1330     vlc_mutex_unlock( &p_item->lock );
1331
1332     /* Find a potential sout to reuse
1333      * XXX it might be unusable but this will be checked later */
1334     if( b_keep_sout )
1335     {
1336         /* Remove the sout from the playlist garbage collector */
1337         playlist_t *p_playlist = pl_Yield( p_parent );
1338
1339         vlc_mutex_lock( &p_playlist->gc_lock );
1340         p_sout = vlc_object_find( p_playlist, VLC_OBJECT_SOUT, FIND_CHILD );
1341         if( p_sout )
1342         {
1343             if( p_sout->p_parent != VLC_OBJECT(p_playlist) )
1344             {
1345                 vlc_object_release( p_sout );
1346                 p_sout = NULL;
1347             }
1348             else
1349             {
1350                 vlc_object_detach( p_sout );    /* Remove it from the GC */
1351
1352                 vlc_object_release( p_sout );
1353             }
1354         }
1355         vlc_mutex_unlock( &p_playlist->gc_lock );
1356
1357         pl_Release( p_parent );
1358     }
1359
1360     if( pb_sout_keep )
1361         *pb_sout_keep = b_keep_sout;
1362
1363     return p_sout;
1364 }
1365 static void SoutKeep( sout_instance_t *p_sout )
1366 {
1367     /* attach sout to the playlist */
1368     playlist_t  *p_playlist = pl_Yield( p_sout );
1369
1370     msg_Dbg( p_sout, "sout has been kept" );
1371     vlc_object_attach( p_sout, p_playlist );
1372
1373     pl_Release( p_sout );
1374 }
1375
1376 /*****************************************************************************
1377  * Control
1378  *****************************************************************************/
1379 static inline int ControlPopNoLock( input_thread_t *p_input,
1380                                     int *pi_type, vlc_value_t *p_val )
1381 {
1382     if( p_input->p->i_control <= 0 )
1383     {
1384         return VLC_EGENERIC;
1385     }
1386
1387     *pi_type = p_input->p->control[0].i_type;
1388     *p_val   = p_input->p->control[0].val;
1389
1390     p_input->p->i_control--;
1391     if( p_input->p->i_control > 0 )
1392     {
1393         int i;
1394
1395         for( i = 0; i < p_input->p->i_control; i++ )
1396         {
1397             p_input->p->control[i].i_type = p_input->p->control[i+1].i_type;
1398             p_input->p->control[i].val    = p_input->p->control[i+1].val;
1399         }
1400     }
1401
1402     return VLC_SUCCESS;
1403 }
1404
1405 static void ControlReduce( input_thread_t *p_input )
1406 {
1407     int i;
1408
1409     if( !p_input )
1410         return;
1411
1412     for( i = 1; i < p_input->p->i_control; i++ )
1413     {
1414         const int i_lt = p_input->p->control[i-1].i_type;
1415         const int i_ct = p_input->p->control[i].i_type;
1416
1417         /* XXX We can't merge INPUT_CONTROL_SET_ES */
1418 /*        msg_Dbg( p_input, "[%d/%d] l=%d c=%d", i, p_input->p->i_control,
1419                  i_lt, i_ct );
1420 */
1421         if( i_lt == i_ct &&
1422             ( i_ct == INPUT_CONTROL_SET_STATE ||
1423               i_ct == INPUT_CONTROL_SET_RATE ||
1424               i_ct == INPUT_CONTROL_SET_POSITION ||
1425               i_ct == INPUT_CONTROL_SET_TIME ||
1426               i_ct == INPUT_CONTROL_SET_PROGRAM ||
1427               i_ct == INPUT_CONTROL_SET_TITLE ||
1428               i_ct == INPUT_CONTROL_SET_SEEKPOINT ||
1429               i_ct == INPUT_CONTROL_SET_BOOKMARK ) )
1430         {
1431             int j;
1432 //            msg_Dbg( p_input, "merged at %d", i );
1433             /* Remove the i-1 */
1434             for( j = i; j <  p_input->p->i_control; j++ )
1435                 p_input->p->control[j-1] = p_input->p->control[j];
1436             p_input->p->i_control--;
1437         }
1438         else
1439         {
1440             /* TODO but that's not that important
1441                 - merge SET_X with SET_X_CMD
1442                 - remove SET_SEEKPOINT/SET_POSITION/SET_TIME before a SET_TITLE
1443                 - remove SET_SEEKPOINT/SET_POSITION/SET_TIME before another among them
1444                 - ?
1445                 */
1446         }
1447     }
1448 }
1449
1450 static vlc_bool_t Control( input_thread_t *p_input, int i_type,
1451                            vlc_value_t val )
1452 {
1453     vlc_bool_t b_force_update = VLC_FALSE;
1454
1455     if( !p_input ) return b_force_update;
1456
1457     switch( i_type )
1458     {
1459         case INPUT_CONTROL_SET_DIE:
1460             msg_Dbg( p_input, "control: stopping input" );
1461             /* Mark all submodules to die */
1462             if( p_input->p->input.p_access )
1463                 vlc_object_kill( p_input->p->input.p_access );
1464             if( p_input->p->input.p_stream )
1465                 vlc_object_kill( p_input->p->input.p_stream );
1466             vlc_object_kill( p_input->p->input.p_demux );
1467
1468             vlc_object_kill( p_input );
1469             break;
1470
1471         case INPUT_CONTROL_SET_POSITION:
1472         case INPUT_CONTROL_SET_POSITION_OFFSET:
1473         {
1474             double f_pos;
1475             if( i_type == INPUT_CONTROL_SET_POSITION )
1476             {
1477                 f_pos = val.f_float;
1478             }
1479             else
1480             {
1481                 /* Should not fail */
1482                 demux2_Control( p_input->p->input.p_demux,
1483                                 DEMUX_GET_POSITION, &f_pos );
1484                 f_pos += val.f_float;
1485             }
1486             if( f_pos < 0.0 ) f_pos = 0.0;
1487             if( f_pos > 1.0 ) f_pos = 1.0;
1488             /* Reset the decoders states and clock sync (before calling the demuxer */
1489             es_out_Control( p_input->p->p_es_out, ES_OUT_RESET_PCR );
1490             input_EsOutDiscontinuity( p_input->p->p_es_out, VLC_TRUE, VLC_FALSE );
1491             if( demux2_Control( p_input->p->input.p_demux, DEMUX_SET_POSITION,
1492                                 f_pos ) )
1493             {
1494                 msg_Err( p_input, "INPUT_CONTROL_SET_POSITION(_OFFSET) "
1495                          "%2.1f%% failed", f_pos * 100 );
1496             }
1497             else
1498             {
1499                 if( p_input->p->i_slave > 0 )
1500                     SlaveSeek( p_input );
1501
1502                 b_force_update = VLC_TRUE;
1503             }
1504             break;
1505         }
1506
1507         case INPUT_CONTROL_SET_TIME:
1508         case INPUT_CONTROL_SET_TIME_OFFSET:
1509         {
1510             int64_t i_time;
1511             int i_ret;
1512
1513             if( i_type == INPUT_CONTROL_SET_TIME )
1514             {
1515                 i_time = val.i_time;
1516             }
1517             else
1518             {
1519                 /* Should not fail */
1520                 demux2_Control( p_input->p->input.p_demux,
1521                                 DEMUX_GET_TIME, &i_time );
1522                 i_time += val.i_time;
1523             }
1524             if( i_time < 0 ) i_time = 0;
1525
1526             /* Reset the decoders states and clock sync (before calling the demuxer */
1527             es_out_Control( p_input->p->p_es_out, ES_OUT_RESET_PCR );
1528             input_EsOutDiscontinuity( p_input->p->p_es_out, VLC_TRUE, VLC_FALSE );
1529
1530             i_ret = demux2_Control( p_input->p->input.p_demux,
1531                                     DEMUX_SET_TIME, i_time );
1532             if( i_ret )
1533             {
1534                 int64_t i_length;
1535
1536                 /* Emulate it with a SET_POS */
1537                 demux2_Control( p_input->p->input.p_demux,
1538                                 DEMUX_GET_LENGTH, &i_length );
1539                 if( i_length > 0 )
1540                 {
1541                     double f_pos = (double)i_time / (double)i_length;
1542                     i_ret = demux2_Control( p_input->p->input.p_demux,
1543                                             DEMUX_SET_POSITION, f_pos );
1544                 }
1545             }
1546             if( i_ret )
1547             {
1548                 msg_Warn( p_input, "INPUT_CONTROL_SET_TIME(_OFFSET) "I64Fd
1549                          " failed or not possible", i_time );
1550             }
1551             else
1552             {
1553                 if( p_input->p->i_slave > 0 )
1554                     SlaveSeek( p_input );
1555
1556                 b_force_update = VLC_TRUE;
1557             }
1558             break;
1559         }
1560
1561         case INPUT_CONTROL_SET_STATE:
1562             if( ( val.i_int == PLAYING_S && p_input->i_state == PAUSE_S ) ||
1563                 ( val.i_int == PAUSE_S && p_input->i_state == PAUSE_S ) )
1564             {
1565                 int i_ret;
1566                 if( p_input->p->input.p_access )
1567                     i_ret = access2_Control( p_input->p->input.p_access,
1568                                              ACCESS_SET_PAUSE_STATE, VLC_FALSE );
1569                 else
1570                     i_ret = demux2_Control( p_input->p->input.p_demux,
1571                                             DEMUX_SET_PAUSE_STATE, VLC_FALSE );
1572
1573                 if( i_ret )
1574                 {
1575                     /* FIXME What to do ? */
1576                     msg_Warn( p_input, "cannot unset pause -> EOF" );
1577                     vlc_mutex_unlock( &p_input->p->lock_control );
1578                     input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL );
1579                     vlc_mutex_lock( &p_input->p->lock_control );
1580                 }
1581
1582                 b_force_update = VLC_TRUE;
1583
1584                 /* Switch to play */
1585                 p_input->i_state = PLAYING_S;
1586                 val.i_int = PLAYING_S;
1587                 var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
1588
1589                 /* Reset clock */
1590                 es_out_Control( p_input->p->p_es_out, ES_OUT_RESET_PCR );
1591             }
1592             else if( val.i_int == PAUSE_S && p_input->i_state == PLAYING_S &&
1593                      p_input->p->b_can_pause )
1594             {
1595                 int i_ret;
1596                 if( p_input->p->input.p_access )
1597                     i_ret = access2_Control( p_input->p->input.p_access,
1598                                              ACCESS_SET_PAUSE_STATE, VLC_TRUE );
1599                 else
1600                     i_ret = demux2_Control( p_input->p->input.p_demux,
1601                                             DEMUX_SET_PAUSE_STATE, VLC_TRUE );
1602
1603                 b_force_update = VLC_TRUE;
1604
1605                 if( i_ret )
1606                 {
1607                     msg_Warn( p_input, "cannot set pause state" );
1608                     val.i_int = p_input->i_state;
1609                 }
1610                 else
1611                 {
1612                     val.i_int = PAUSE_S;
1613                 }
1614
1615                 /* Switch to new state */
1616                 p_input->i_state = val.i_int;
1617                 var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
1618
1619                 /* Send discontinuity to decoders (it will allow them to flush
1620                  * if implemented */
1621                 input_EsOutDiscontinuity( p_input->p->p_es_out, VLC_FALSE, VLC_FALSE );
1622             }
1623             else if( val.i_int == PAUSE_S && !p_input->p->b_can_pause )
1624             {
1625                 b_force_update = VLC_TRUE;
1626
1627                 /* Correct "state" value */
1628                 val.i_int = p_input->i_state;
1629                 var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
1630             }
1631             else if( val.i_int != PLAYING_S && val.i_int != PAUSE_S )
1632             {
1633                 msg_Err( p_input, "invalid state in INPUT_CONTROL_SET_STATE" );
1634             }
1635             break;
1636
1637         case INPUT_CONTROL_SET_RATE:
1638         case INPUT_CONTROL_SET_RATE_SLOWER:
1639         case INPUT_CONTROL_SET_RATE_FASTER:
1640         {
1641             int i_rate;
1642
1643             if( i_type == INPUT_CONTROL_SET_RATE_SLOWER )
1644                 i_rate = p_input->p->i_rate * 2;
1645             else if( i_type == INPUT_CONTROL_SET_RATE_FASTER )
1646                 i_rate = p_input->p->i_rate / 2;
1647             else
1648                 i_rate = val.i_int;
1649
1650             if( i_rate < INPUT_RATE_MIN )
1651             {
1652                 msg_Dbg( p_input, "cannot set rate faster" );
1653                 i_rate = INPUT_RATE_MIN;
1654             }
1655             else if( i_rate > INPUT_RATE_MAX )
1656             {
1657                 msg_Dbg( p_input, "cannot set rate slower" );
1658                 i_rate = INPUT_RATE_MAX;
1659             }
1660             if( i_rate != INPUT_RATE_DEFAULT &&
1661                 ( !p_input->b_can_pace_control ||
1662                   ( p_input->p->p_sout && !p_input->p->b_out_pace_control ) ) )
1663             {
1664                 msg_Dbg( p_input, "cannot change rate" );
1665                 i_rate = INPUT_RATE_DEFAULT;
1666             }
1667             if( i_rate != p_input->p->i_rate )
1668             {
1669                 val.i_int = i_rate;
1670                 var_Change( p_input, "rate", VLC_VAR_SETVALUE, &val, NULL );
1671
1672                 /* We will not send audio data if new rate != default */
1673                 if( i_rate != INPUT_RATE_DEFAULT && p_input->p->i_rate == INPUT_RATE_DEFAULT )
1674                     input_EsOutDiscontinuity( p_input->p->p_es_out, VLC_TRUE, VLC_TRUE );
1675
1676                 p_input->p->i_rate  = i_rate;
1677
1678                 /* Reset clock */
1679                 es_out_Control( p_input->p->p_es_out, ES_OUT_RESET_PCR );
1680
1681                 b_force_update = VLC_TRUE;
1682             }
1683             break;
1684         }
1685
1686         case INPUT_CONTROL_SET_PROGRAM:
1687             /* No need to force update, es_out does it if needed */
1688             es_out_Control( p_input->p->p_es_out,
1689                             ES_OUT_SET_GROUP, val.i_int );
1690
1691             demux2_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP, val.i_int,
1692                             NULL );
1693             break;
1694
1695         case INPUT_CONTROL_SET_ES:
1696             /* No need to force update, es_out does it if needed */
1697             es_out_Control( p_input->p->p_es_out, ES_OUT_SET_ES,
1698                             input_EsOutGetFromID( p_input->p->p_es_out,
1699                                                   val.i_int ) );
1700             break;
1701
1702         case INPUT_CONTROL_SET_AUDIO_DELAY:
1703             input_EsOutSetDelay( p_input->p->p_es_out,
1704                                  AUDIO_ES, val.i_time );
1705             var_Change( p_input, "audio-delay", VLC_VAR_SETVALUE, &val, NULL );
1706             break;
1707
1708         case INPUT_CONTROL_SET_SPU_DELAY:
1709             input_EsOutSetDelay( p_input->p->p_es_out,
1710                                  SPU_ES, val.i_time );
1711             var_Change( p_input, "spu-delay", VLC_VAR_SETVALUE, &val, NULL );
1712             break;
1713
1714         case INPUT_CONTROL_SET_TITLE:
1715         case INPUT_CONTROL_SET_TITLE_NEXT:
1716         case INPUT_CONTROL_SET_TITLE_PREV:
1717             if( p_input->p->input.b_title_demux &&
1718                 p_input->p->input.i_title > 0 )
1719             {
1720                 /* TODO */
1721                 /* FIXME handle demux title */
1722                 demux_t *p_demux = p_input->p->input.p_demux;
1723                 int i_title;
1724
1725                 if( i_type == INPUT_CONTROL_SET_TITLE_PREV )
1726                     i_title = p_demux->info.i_title - 1;
1727                 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
1728                     i_title = p_demux->info.i_title + 1;
1729                 else
1730                     i_title = val.i_int;
1731
1732                 if( i_title >= 0 && i_title < p_input->p->input.i_title )
1733                 {
1734                     es_out_Control( p_input->p->p_es_out, ES_OUT_RESET_PCR );
1735                     input_EsOutDiscontinuity( p_input->p->p_es_out, VLC_TRUE, VLC_FALSE );
1736
1737                     demux2_Control( p_demux, DEMUX_SET_TITLE, i_title );
1738                     input_ControlVarTitle( p_input, i_title );
1739                 }
1740             }
1741             else if( p_input->p->input.i_title > 0 )
1742             {
1743                 access_t *p_access = p_input->p->input.p_access;
1744                 int i_title;
1745
1746                 if( i_type == INPUT_CONTROL_SET_TITLE_PREV )
1747                     i_title = p_access->info.i_title - 1;
1748                 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
1749                     i_title = p_access->info.i_title + 1;
1750                 else
1751                     i_title = val.i_int;
1752
1753                 if( i_title >= 0 && i_title < p_input->p->input.i_title )
1754                 {
1755                     es_out_Control( p_input->p->p_es_out, ES_OUT_RESET_PCR );
1756                     input_EsOutDiscontinuity( p_input->p->p_es_out, VLC_TRUE, VLC_FALSE );
1757
1758                     access2_Control( p_access, ACCESS_SET_TITLE, i_title );
1759                     stream_AccessReset( p_input->p->input.p_stream );
1760                 }
1761             }
1762             break;
1763         case INPUT_CONTROL_SET_SEEKPOINT:
1764         case INPUT_CONTROL_SET_SEEKPOINT_NEXT:
1765         case INPUT_CONTROL_SET_SEEKPOINT_PREV:
1766             if( p_input->p->input.b_title_demux &&
1767                 p_input->p->input.i_title > 0 )
1768             {
1769                 demux_t *p_demux = p_input->p->input.p_demux;
1770                 int i_seekpoint;
1771                 int64_t i_input_time;
1772                 int64_t i_seekpoint_time;
1773
1774                 if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV )
1775                 {
1776                     i_seekpoint = p_demux->info.i_seekpoint;
1777                     i_seekpoint_time = p_input->p->input.title[p_demux->info.i_title]->seekpoint[i_seekpoint]->i_time_offset;
1778                     if( i_seekpoint_time >= 0 &&
1779                          !demux2_Control( p_demux,
1780                                           DEMUX_GET_TIME, &i_input_time ) )
1781                     {
1782                         if ( i_input_time < i_seekpoint_time + 3000000 )
1783                             i_seekpoint--;
1784                     }
1785                     else
1786                         i_seekpoint--;
1787                 }
1788                 else if( i_type == INPUT_CONTROL_SET_SEEKPOINT_NEXT )
1789                     i_seekpoint = p_demux->info.i_seekpoint + 1;
1790                 else
1791                     i_seekpoint = val.i_int;
1792
1793                 if( i_seekpoint >= 0 && i_seekpoint <
1794                     p_input->p->input.title[p_demux->info.i_title]->i_seekpoint )
1795                 {
1796                     es_out_Control( p_input->p->p_es_out, ES_OUT_RESET_PCR );
1797                     input_EsOutDiscontinuity( p_input->p->p_es_out, VLC_TRUE, VLC_FALSE );
1798
1799                     demux2_Control( p_demux, DEMUX_SET_SEEKPOINT, i_seekpoint );
1800                 }
1801             }
1802             else if( p_input->p->input.i_title > 0 )
1803             {
1804                 demux_t *p_demux = p_input->p->input.p_demux;
1805                 access_t *p_access = p_input->p->input.p_access;
1806                 int i_seekpoint;
1807                 int64_t i_input_time;
1808                 int64_t i_seekpoint_time;
1809
1810                 if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV )
1811                 {
1812                     i_seekpoint = p_access->info.i_seekpoint;
1813                     i_seekpoint_time = p_input->p->input.title[p_access->info.i_title]->seekpoint[i_seekpoint]->i_time_offset;
1814                     if( i_seekpoint_time >= 0 &&
1815                         demux2_Control( p_demux,
1816                                         DEMUX_GET_TIME, &i_input_time ) )
1817                     {
1818                         if ( i_input_time < i_seekpoint_time + 3000000 )
1819                             i_seekpoint--;
1820                     }
1821                     else
1822                         i_seekpoint--;
1823                 }
1824                 else if( i_type == INPUT_CONTROL_SET_SEEKPOINT_NEXT )
1825                     i_seekpoint = p_access->info.i_seekpoint + 1;
1826                 else
1827                     i_seekpoint = val.i_int;
1828
1829                 if( i_seekpoint >= 0 && i_seekpoint <
1830                     p_input->p->input.title[p_access->info.i_title]->i_seekpoint )
1831                 {
1832                     es_out_Control( p_input->p->p_es_out, ES_OUT_RESET_PCR );
1833                     input_EsOutDiscontinuity( p_input->p->p_es_out, VLC_TRUE, VLC_FALSE );
1834
1835                     access2_Control( p_access, ACCESS_SET_SEEKPOINT,
1836                                     i_seekpoint );
1837                     stream_AccessReset( p_input->p->input.p_stream );
1838                 }
1839             }
1840             break;
1841
1842         case INPUT_CONTROL_ADD_SLAVE:
1843             if( val.psz_string )
1844             {
1845                 input_source_t *slave = InputSourceNew( p_input );
1846
1847                 if( !InputSourceInit( p_input, slave, val.psz_string, NULL ) )
1848                 {
1849                     vlc_meta_t *p_meta = p_input->p->input.p_item->p_meta;
1850                     int64_t i_time;
1851
1852                     /* Add the slave */
1853                     msg_Dbg( p_input, "adding %s as slave on the fly",
1854                              val.psz_string );
1855
1856                     /* Set position */
1857                     if( demux2_Control( p_input->p->input.p_demux,
1858                                         DEMUX_GET_TIME, &i_time ) )
1859                     {
1860                         msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
1861                         InputSourceClean( slave );
1862                         free( slave );
1863                         break;
1864                     }
1865                     if( demux2_Control( slave->p_demux,
1866                                         DEMUX_SET_TIME, i_time ) )
1867                     {
1868                         msg_Err( p_input, "seek failed for new slave" );
1869                         InputSourceClean( slave );
1870                         free( slave );
1871                         break;
1872                     }
1873
1874                     /* Get meta (access and demux) */
1875                     access2_Control( slave->p_access, ACCESS_GET_META,
1876                                      p_meta );
1877                     demux2_Control( slave->p_demux, DEMUX_GET_META, p_meta );
1878                     UpdateMeta( p_input );
1879
1880                     TAB_APPEND( p_input->p->i_slave, p_input->p->slave, slave );
1881                 }
1882                 else
1883                 {
1884                     free( slave );
1885                     msg_Warn( p_input, "failed to add %s as slave",
1886                               val.psz_string );
1887                 }
1888
1889                 free( val.psz_string );
1890             }
1891             break;
1892
1893         case INPUT_CONTROL_SET_BOOKMARK:
1894         default:
1895             msg_Err( p_input, "not yet implemented" );
1896             break;
1897     }
1898
1899     return b_force_update;
1900 }
1901
1902 /*****************************************************************************
1903  * UpdateFromDemux:
1904  *****************************************************************************/
1905 static int UpdateFromDemux( input_thread_t *p_input )
1906 {
1907     demux_t *p_demux = p_input->p->input.p_demux;
1908     vlc_value_t v;
1909
1910     if( p_demux->info.i_update & INPUT_UPDATE_TITLE )
1911     {
1912         v.i_int = p_demux->info.i_title;
1913         var_Change( p_input, "title", VLC_VAR_SETVALUE, &v, NULL );
1914
1915         input_ControlVarTitle( p_input, p_demux->info.i_title );
1916
1917         p_demux->info.i_update &= ~INPUT_UPDATE_TITLE;
1918     }
1919     if( p_demux->info.i_update & INPUT_UPDATE_SEEKPOINT )
1920     {
1921         v.i_int = p_demux->info.i_seekpoint;
1922         var_Change( p_input, "chapter", VLC_VAR_SETVALUE, &v, NULL);
1923
1924         p_demux->info.i_update &= ~INPUT_UPDATE_SEEKPOINT;
1925     }
1926     p_demux->info.i_update &= ~INPUT_UPDATE_SIZE;
1927
1928     /* Hmmm only works with master input */
1929     if( p_input->p->input.p_demux == p_demux )
1930     {
1931         int i_title_end = p_input->p->input.i_title_end -
1932             p_input->p->input.i_title_offset;
1933         int i_seekpoint_end = p_input->p->input.i_seekpoint_end -
1934             p_input->p->input.i_seekpoint_offset;
1935
1936         if( i_title_end >= 0 && i_seekpoint_end >= 0 )
1937         {
1938             if( p_demux->info.i_title > i_title_end ||
1939                 ( p_demux->info.i_title == i_title_end &&
1940                   p_demux->info.i_seekpoint > i_seekpoint_end ) ) return 0;
1941         }
1942         else if( i_seekpoint_end >=0 )
1943         {
1944             if( p_demux->info.i_seekpoint > i_seekpoint_end ) return 0;
1945         }
1946         else if( i_title_end >= 0 )
1947         {
1948             if( p_demux->info.i_title > i_title_end ) return 0;
1949         }
1950     }
1951
1952     return 1;
1953 }
1954
1955 /*****************************************************************************
1956  * UpdateFromAccess:
1957  *****************************************************************************/
1958 static int UpdateFromAccess( input_thread_t *p_input )
1959 {
1960     access_t *p_access = p_input->p->input.p_access;
1961     vlc_value_t v;
1962
1963     if( p_access->info.i_update & INPUT_UPDATE_TITLE )
1964     {
1965         v.i_int = p_access->info.i_title;
1966         var_Change( p_input, "title", VLC_VAR_SETVALUE, &v, NULL );
1967
1968         input_ControlVarTitle( p_input, p_access->info.i_title );
1969
1970         stream_AccessUpdate( p_input->p->input.p_stream );
1971
1972         p_access->info.i_update &= ~INPUT_UPDATE_TITLE;
1973     }
1974     if( p_access->info.i_update & INPUT_UPDATE_SEEKPOINT )
1975     {
1976         v.i_int = p_access->info.i_seekpoint;
1977         var_Change( p_input, "chapter", VLC_VAR_SETVALUE, &v, NULL);
1978         p_access->info.i_update &= ~INPUT_UPDATE_SEEKPOINT;
1979     }
1980     if( p_access->info.i_update & INPUT_UPDATE_META )
1981     {
1982         /* TODO maybe multi - access ? */
1983         vlc_meta_t *p_meta = p_input->p->input.p_item->p_meta;
1984         access2_Control( p_input->p->input.p_access,ACCESS_GET_META, p_meta );
1985         UpdateMeta( p_input );
1986         var_SetBool( p_input, "item-change", p_input->p->input.p_item->i_id );
1987         p_access->info.i_update &= ~INPUT_UPDATE_META;
1988     }
1989
1990     p_access->info.i_update &= ~INPUT_UPDATE_SIZE;
1991
1992     /* Hmmm only works with master input */
1993     if( p_input->p->input.p_access == p_access )
1994     {
1995         int i_title_end = p_input->p->input.i_title_end -
1996             p_input->p->input.i_title_offset;
1997         int i_seekpoint_end = p_input->p->input.i_seekpoint_end -
1998             p_input->p->input.i_seekpoint_offset;
1999
2000         if( i_title_end >= 0 && i_seekpoint_end >=0 )
2001         {
2002             if( p_access->info.i_title > i_title_end ||
2003                 ( p_access->info.i_title == i_title_end &&
2004                   p_access->info.i_seekpoint > i_seekpoint_end ) ) return 0;
2005         }
2006         else if( i_seekpoint_end >=0 )
2007         {
2008             if( p_access->info.i_seekpoint > i_seekpoint_end ) return 0;
2009         }
2010         else if( i_title_end >= 0 )
2011         {
2012             if( p_access->info.i_title > i_title_end ) return 0;
2013         }
2014     }
2015
2016     return 1;
2017 }
2018
2019 /*****************************************************************************
2020  * UpdateMeta:
2021  *****************************************************************************/
2022 static int  UpdateMeta( input_thread_t *p_input )
2023 {
2024     vlc_meta_t *p_meta = p_input->p->input.p_item->p_meta;
2025     if( !p_meta )
2026         return VLC_SUCCESS;
2027
2028     if( p_meta->psz_title && !p_input->p->input.p_item->b_fixed_name )
2029         input_Control( p_input, INPUT_SET_NAME, p_meta->psz_title );
2030
2031     /** \todo handle sout meta */
2032
2033     return VLC_SUCCESS;
2034 }
2035
2036 /*****************************************************************************
2037  * UpdateItemLength:
2038  *****************************************************************************/
2039 static void UpdateItemLength( input_thread_t *p_input, int64_t i_length )
2040 {
2041     vlc_mutex_lock( &p_input->p->input.p_item->lock );
2042     p_input->p->input.p_item->i_duration = i_length;
2043     vlc_mutex_unlock( &p_input->p->input.p_item->lock );
2044
2045     if( !p_input->b_preparsing )
2046     {
2047         pl_Yield( p_input );
2048         var_SetInteger( pl_Get( p_input ), "item-change",
2049                         p_input->p->input.p_item->i_id );
2050         pl_Release( p_input )
2051     }
2052 }
2053
2054 /*****************************************************************************
2055  * InputSourceNew:
2056  *****************************************************************************/
2057 static input_source_t *InputSourceNew( input_thread_t *p_input )
2058 {
2059     input_source_t *in = (input_source_t*) malloc( sizeof( input_source_t ) );
2060
2061     if( !in )
2062     {
2063         msg_Err( p_input, "out of memory for new input source" );
2064         return NULL;
2065     }
2066
2067     in->p_item   = NULL;
2068     in->p_access = NULL;
2069     in->p_stream = NULL;
2070     in->p_demux  = NULL;
2071     in->b_title_demux = VLC_FALSE;
2072     TAB_INIT( in->i_title, in->title );
2073     in->b_can_pace_control = VLC_TRUE;
2074     in->b_eof = VLC_FALSE;
2075     in->i_cr_average = 0;
2076
2077     return in;
2078 }
2079
2080 /*****************************************************************************
2081  * InputSourceInit:
2082  *****************************************************************************/
2083 static int InputSourceInit( input_thread_t *p_input,
2084                             input_source_t *in, const char *psz_mrl,
2085                             const char *psz_forced_demux )
2086 {
2087     char psz_dup[strlen (psz_mrl) + 1];
2088     const char *psz_access;
2089     const char *psz_demux;
2090     char *psz_path;
2091     char *psz_tmp;
2092     char *psz;
2093     vlc_value_t val;
2094
2095     strcpy( psz_dup, psz_mrl );
2096
2097     if( !in ) return VLC_EGENERIC;
2098     if( !p_input ) return VLC_EGENERIC;
2099
2100     /* Split uri */
2101     if( !p_input->b_preparsing )
2102     {
2103         MRLSplit( VLC_OBJECT(p_input), psz_dup,
2104                   &psz_access, &psz_demux, &psz_path );
2105
2106         msg_Dbg( p_input, "`%s' gives access `%s' demux `%s' path `%s'",
2107                  psz_mrl, psz_access, psz_demux, psz_path );
2108
2109         /* Hack to allow udp://@:port syntax */
2110         if( !psz_access ||
2111             (strncmp( psz_access, "udp", 3 ) &&
2112              strncmp( psz_access, "rtp", 3 )) )
2113
2114         /* Find optional titles and seekpoints */
2115         MRLSections( p_input, psz_path, &in->i_title_start, &in->i_title_end,
2116                      &in->i_seekpoint_start, &in->i_seekpoint_end );
2117
2118         if( psz_forced_demux && *psz_forced_demux )
2119         {
2120             psz_demux = psz_forced_demux;
2121         }
2122         else if( !psz_demux || *psz_demux == '\0' )
2123         {
2124             /* special hack for forcing a demuxer with --demux=module
2125              * (and do nothing with a list) */
2126             char *psz_var_demux = var_GetString( p_input, "demux" );
2127
2128             if( *psz_var_demux != '\0' &&
2129                 !strchr(psz_var_demux, ',' ) &&
2130                 !strchr(psz_var_demux, ':' ) )
2131             {
2132                 psz_demux = psz_var_demux;
2133
2134                 msg_Dbg( p_input, "enforced demux ` %s'", psz_demux );
2135             }
2136             else if( psz_var_demux )
2137             {
2138                 free( psz_var_demux );
2139             }
2140         }
2141
2142         /* Try access_demux if no demux given */
2143         if( *psz_demux == '\0' )
2144         {
2145             in->p_demux = demux2_New( p_input, psz_access, psz_demux, psz_path,
2146                                       NULL, p_input->p->p_es_out, VLC_FALSE );
2147         }
2148     }
2149     else
2150     {
2151         psz_path = psz_dup;
2152         if( !strncmp( psz_path, "file://", 7 ) )
2153             psz_path += 7;
2154         msg_Dbg( p_input, "trying to pre-parse %s",  psz_path );
2155         psz_demux = "";
2156         psz_access = "file";
2157     }
2158
2159     if( in->p_demux )
2160     {
2161         int64_t i_pts_delay;
2162
2163         /* Get infos from access_demux */
2164         demux2_Control( in->p_demux,
2165                         DEMUX_GET_PTS_DELAY, &i_pts_delay );
2166         p_input->i_pts_delay = __MAX( p_input->i_pts_delay, i_pts_delay );
2167
2168         in->b_title_demux = VLC_TRUE;
2169         if( demux2_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
2170                             &in->title, &in->i_title,
2171                             &in->i_title_offset, &in->i_seekpoint_offset ) )
2172         {
2173             in->i_title = 0;
2174             in->title   = NULL;
2175         }
2176         demux2_Control( in->p_demux, DEMUX_CAN_CONTROL_PACE,
2177                         &in->b_can_pace_control );
2178         demux2_Control( in->p_demux, DEMUX_CAN_PAUSE,
2179                         &in->b_can_pause );
2180
2181         /* FIXME todo
2182         demux2_Control( in->p_demux, DEMUX_CAN_SEEK,
2183                         &val.b_bool );
2184         */
2185     }
2186     else
2187     {
2188         int64_t i_pts_delay;
2189
2190         input_ChangeState( p_input, OPENING_S );
2191
2192         /* Now try a real access */
2193         in->p_access = access2_New( p_input, psz_access, psz_demux, psz_path,
2194                                     p_input->b_preparsing );
2195
2196         /* Access failed, URL encoded ? */
2197         if( in->p_access == NULL && strchr( psz_path, '%' ) )
2198         {
2199             decode_URI( psz_path );
2200
2201             msg_Dbg( p_input, "retrying with access `%s' demux `%s' path `%s'",
2202                      psz_access, psz_demux, psz_path );
2203
2204             in->p_access = access2_New( p_input,
2205                                         psz_access, psz_demux, psz_path,
2206                                         p_input->b_preparsing );
2207         }
2208
2209         if( in->p_access == NULL )
2210         {
2211             msg_Err( p_input, "open of `%s' failed: %s", psz_mrl,
2212                                                          msg_StackMsg() );
2213             intf_UserFatal( VLC_OBJECT( p_input), VLC_FALSE,
2214                             _("Your input can't be opened"),
2215                             _("VLC is unable to open the MRL '%s'."
2216                             " Check the log for details."), psz_mrl );
2217             goto error;
2218         }
2219
2220         /* */
2221         psz_tmp = psz = var_GetString( p_input, "access-filter" );
2222         while( psz && *psz )
2223         {
2224             access_t *p_access = in->p_access;
2225             char *end = strchr( psz, ':' );
2226
2227             if( end )
2228                 *end++ = '\0';
2229
2230             in->p_access = access2_FilterNew( in->p_access, psz );
2231             if( in->p_access == NULL )
2232             {
2233                 in->p_access = p_access;
2234                 msg_Warn( p_input, "failed to insert access filter %s",
2235                           psz );
2236             }
2237
2238             psz = end;
2239         }
2240         if( psz_tmp ) free( psz_tmp );
2241
2242         /* Get infos from access */
2243         if( !p_input->b_preparsing )
2244         {
2245             access2_Control( in->p_access,
2246                              ACCESS_GET_PTS_DELAY, &i_pts_delay );
2247             p_input->i_pts_delay = __MAX( p_input->i_pts_delay, i_pts_delay );
2248
2249             in->b_title_demux = VLC_FALSE;
2250             if( access2_Control( in->p_access, ACCESS_GET_TITLE_INFO,
2251                                  &in->title, &in->i_title,
2252                                 &in->i_title_offset, &in->i_seekpoint_offset ) )
2253
2254             {
2255                 in->i_title = 0;
2256                 in->title   = NULL;
2257             }
2258             access2_Control( in->p_access, ACCESS_CAN_CONTROL_PACE,
2259                              &in->b_can_pace_control );
2260             access2_Control( in->p_access, ACCESS_CAN_PAUSE,
2261                              &in->b_can_pause );
2262             access2_Control( in->p_access, ACCESS_CAN_SEEK,
2263                              &val.b_bool );
2264             var_Set( p_input, "seekable", val );
2265         }
2266
2267         input_ChangeState( p_input, BUFFERING_S );
2268
2269         /* Create the stream_t */
2270         in->p_stream = stream_AccessNew( in->p_access, p_input->b_preparsing );
2271         if( in->p_stream == NULL )
2272         {
2273             msg_Warn( p_input, "cannot create a stream_t from access" );
2274             goto error;
2275         }
2276
2277         /* Open a demuxer */
2278         if( *psz_demux == '\0' && *in->p_access->psz_demux )
2279         {
2280             psz_demux = in->p_access->psz_demux;
2281         }
2282
2283         {
2284             /* Take access redirections into account */
2285             char *psz_real_path;
2286             char *psz_buf = NULL;
2287             if( in->p_access->psz_path )
2288             {
2289                 const char *psz_a, *psz_d;
2290                 psz_buf = strdup( in->p_access->psz_path );
2291                 MRLSplit( VLC_OBJECT(p_input), psz_buf,
2292                           &psz_a, &psz_d, &psz_real_path );
2293             }
2294             else
2295             {
2296                 psz_real_path = psz_path;
2297             }
2298             in->p_demux = demux2_New( p_input, psz_access, psz_demux,
2299                                       psz_real_path,
2300                                       in->p_stream, p_input->p->p_es_out,
2301                                       p_input->b_preparsing );
2302             free( psz_buf );
2303         }
2304
2305         if( in->p_demux == NULL )
2306         {
2307             msg_Err( p_input, "no suitable demux module for `%s/%s://%s'",
2308                      psz_access, psz_demux, psz_path );
2309             intf_UserFatal( VLC_OBJECT( p_input ), VLC_FALSE,
2310                             _("Can't recognize the input's format"),
2311                             _("The format of '%s' can't be detected. "
2312                             "Have a look the log for details."), psz_mrl );
2313             goto error;
2314         }
2315
2316         /* Get title from demux */
2317         if( !p_input->b_preparsing && in->i_title <= 0 )
2318         {
2319             if( demux2_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
2320                                 &in->title, &in->i_title,
2321                                 &in->i_title_offset, &in->i_seekpoint_offset ))
2322             {
2323                 TAB_INIT( in->i_title, in->title );
2324             }
2325             else
2326             {
2327                 in->b_title_demux = VLC_TRUE;
2328             }
2329         }
2330         /* get attachment */
2331         if( !p_input->b_preparsing )
2332         {
2333             int i_attachment;
2334             input_attachment_t **attachment;
2335             if( !demux2_Control( in->p_demux, DEMUX_GET_ATTACHMENTS,
2336                                  &attachment, &i_attachment ) )
2337             {
2338                 int i;
2339                 vlc_mutex_lock( &p_input->p->input.p_item->lock );
2340                 p_input->p->attachment = realloc( p_input->p->attachment,
2341                         sizeof(input_attachment_t**) * ( p_input->p->i_attachment + i_attachment ) );
2342                 for( i = 0; i < i_attachment; i++ )
2343                     p_input->p->attachment[p_input->p->i_attachment++] = attachment[i];
2344                 if( attachment )
2345                     free( attachment );
2346                 vlc_mutex_unlock( &p_input->p->input.p_item->lock );
2347             }
2348         }
2349     }
2350
2351     if( var_GetInteger( p_input, "clock-synchro" ) != -1 )
2352         in->b_can_pace_control = !var_GetInteger( p_input, "clock-synchro" );
2353
2354     return VLC_SUCCESS;
2355
2356 error:
2357     input_ChangeState( p_input, ERROR_S );
2358
2359     if( in->p_demux )
2360         demux2_Delete( in->p_demux );
2361
2362     if( in->p_stream )
2363         stream_Delete( in->p_stream );
2364
2365     if( in->p_access )
2366         access2_Delete( in->p_access );
2367
2368     return VLC_EGENERIC;
2369 }
2370
2371 /*****************************************************************************
2372  * InputSourceClean:
2373  *****************************************************************************/
2374 static void InputSourceClean( input_source_t *in )
2375 {
2376     int i;
2377
2378     if( in->p_demux )
2379         demux2_Delete( in->p_demux );
2380
2381     if( in->p_stream )
2382         stream_Delete( in->p_stream );
2383
2384     if( in->p_access )
2385         access2_Delete( in->p_access );
2386
2387     if( in->i_title > 0 )
2388     {
2389         for( i = 0; i < in->i_title; i++ )
2390             vlc_input_title_Delete( in->title[i] );
2391         TAB_CLEAN( in->i_title, in->title );
2392     }
2393 }
2394
2395 static void SlaveDemux( input_thread_t *p_input )
2396 {
2397     int64_t i_time;
2398     int i;
2399
2400     if( demux2_Control( p_input->p->input.p_demux, DEMUX_GET_TIME, &i_time ) )
2401     {
2402         msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2403         return;
2404     }
2405
2406     for( i = 0; i < p_input->p->i_slave; i++ )
2407     {
2408         input_source_t *in = p_input->p->slave[i];
2409         int i_ret = 1;
2410
2411         if( in->b_eof )
2412             continue;
2413
2414         if( demux2_Control( in->p_demux, DEMUX_SET_NEXT_DEMUX_TIME, i_time ) )
2415         {
2416             for( ;; )
2417             {
2418                 int64_t i_stime;
2419                 if( demux2_Control( in->p_demux, DEMUX_GET_TIME, &i_stime ) )
2420                 {
2421                     msg_Err( p_input, "slave[%d] doesn't like "
2422                              "DEMUX_GET_TIME -> EOF", i );
2423                     i_ret = 0;
2424                     break;
2425                 }
2426
2427                 if( i_stime >= i_time )
2428                     break;
2429
2430                 if( ( i_ret = in->p_demux->pf_demux( in->p_demux ) ) <= 0 )
2431                     break;
2432             }
2433         }
2434         else
2435         {
2436             i_ret = in->p_demux->pf_demux( in->p_demux );
2437         }
2438
2439         if( i_ret <= 0 )
2440         {
2441             msg_Dbg( p_input, "slave %d EOF", i );
2442             in->b_eof = VLC_TRUE;
2443         }
2444     }
2445 }
2446
2447 static void SlaveSeek( input_thread_t *p_input )
2448 {
2449     int64_t i_time;
2450     int i;
2451
2452     if( !p_input ) return;
2453
2454     if( demux2_Control( p_input->p->input.p_demux, DEMUX_GET_TIME, &i_time ) )
2455     {
2456         msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2457         return;
2458     }
2459
2460     for( i = 0; i < p_input->p->i_slave; i++ )
2461     {
2462         input_source_t *in = p_input->p->slave[i];
2463
2464         if( demux2_Control( in->p_demux, DEMUX_SET_TIME, i_time ) )
2465         {
2466             msg_Err( p_input, "seek failed for slave %d -> EOF", i );
2467             in->b_eof = VLC_TRUE;
2468         }
2469     }
2470 }
2471
2472 /*****************************************************************************
2473  * InputMetaUser:
2474  *****************************************************************************/
2475 static void InputMetaUser( input_thread_t *p_input )
2476 {
2477     vlc_meta_t *p_meta = p_input->p->input.p_item->p_meta;
2478     vlc_value_t val;
2479
2480     if( !p_meta ) return;
2481
2482     /* Get meta information from user */
2483 #define GET_META( field, s ) \
2484     var_Get( p_input, (s), &val );  \
2485     if( *val.psz_string ) { \
2486         if( p_meta->psz_ ## field ) free ( p_meta->psz_ ## field ); \
2487         p_meta->psz_ ## field = strdup( val.psz_string ); \
2488     } \
2489     free( val.psz_string )
2490
2491     GET_META( title, "meta-title" );
2492     GET_META( artist, "meta-artist" );
2493     GET_META( genre, "meta-genre" );
2494     GET_META( copyright, "meta-copyright" );
2495     GET_META( description, "meta-description" );
2496     GET_META( date, "meta-date" );
2497     GET_META( url, "meta-url" );
2498 #undef GET_META
2499 }
2500
2501 /*****************************************************************************
2502  * MRLSplit: parse the access, demux and url part of the
2503  *           Media Resource Locator.
2504  *****************************************************************************/
2505 void MRLSplit( vlc_object_t *p_input, char *psz_dup,
2506                const char **ppsz_access, const char **ppsz_demux,
2507                char **ppsz_path )
2508 {
2509     const char *psz_access = "";
2510     const char *psz_demux  = "";
2511     char *psz_path;
2512     char *psz, *psz_check;
2513
2514     psz = strchr( psz_dup, ':' );
2515
2516     /* '@' not allowed in access/demux part */
2517     psz_check = strchr( psz_dup, '@' );
2518     if( psz_check && psz_check < psz ) psz = 0;
2519
2520 #if defined( WIN32 ) || defined( UNDER_CE )
2521     if( psz - psz_dup == 1 )
2522     {
2523         msg_Dbg( p_input, "drive letter %c: found in source", *psz_dup );
2524         psz_path = psz_dup;
2525     }
2526     else
2527 #else
2528     (void)p_input;
2529 #endif
2530
2531     if( psz )
2532     {
2533         *psz++ = '\0';
2534         if( psz[0] == '/' && psz[1] == '/' ) psz += 2;
2535
2536         psz_path = psz;
2537
2538         psz = strchr( psz_dup, '/' );
2539         if( psz )
2540         {
2541             *psz++ = '\0';
2542             psz_demux = psz;
2543         }
2544
2545         psz_access = psz_dup;
2546     }
2547     else
2548     {
2549         psz_path = psz_dup;
2550     }
2551
2552     *ppsz_access = psz_access;
2553     *ppsz_demux = psz_demux;
2554     *ppsz_path = psz_path;
2555 }
2556
2557 /*****************************************************************************
2558  * MRLSections: parse title and seekpoint info from the Media Resource Locator.
2559  *
2560  * Syntax:
2561  * [url][@[title-start][:chapter-start][-[title-end][:chapter-end]]]
2562  *****************************************************************************/
2563 static void MRLSections( input_thread_t *p_input, char *psz_source,
2564                          int *pi_title_start, int *pi_title_end,
2565                          int *pi_chapter_start, int *pi_chapter_end )
2566 {
2567     char *psz, *psz_end, *psz_next, *psz_check;
2568
2569     *pi_title_start = *pi_title_end = -1;
2570     *pi_chapter_start = *pi_chapter_end = -1;
2571
2572     /* Start by parsing titles and chapters */
2573     if( !psz_source || !( psz = strrchr( psz_source, '@' ) ) ) return;
2574
2575     /* Check we are really dealing with a title/chapter section */
2576     psz_check = psz + 1;
2577     if( !*psz_check ) return;
2578     if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 );
2579     if( *psz_check != ':' && *psz_check != '-' && *psz_check ) return;
2580     if( *psz_check == ':' && ++psz_check )
2581         if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 );
2582     if( *psz_check != '-' && *psz_check ) return;
2583     if( *psz_check == '-' && ++psz_check )
2584         if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 );
2585     if( *psz_check != ':' && *psz_check ) return;
2586     if( *psz_check == ':' && ++psz_check )
2587         if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 );
2588     if( *psz_check ) return;
2589
2590     /* Separate start and end */
2591     *psz++ = 0;
2592     if( ( psz_end = strchr( psz, '-' ) ) ) *psz_end++ = 0;
2593
2594     /* Look for the start title */
2595     *pi_title_start = strtol( psz, &psz_next, 0 );
2596     if( !*pi_title_start && psz == psz_next ) *pi_title_start = -1;
2597     *pi_title_end = *pi_title_start;
2598     psz = psz_next;
2599
2600     /* Look for the start chapter */
2601     if( *psz ) psz++;
2602     *pi_chapter_start = strtol( psz, &psz_next, 0 );
2603     if( !*pi_chapter_start && psz == psz_next ) *pi_chapter_start = -1;
2604     *pi_chapter_end = *pi_chapter_start;
2605
2606     if( psz_end )
2607     {
2608         /* Look for the end title */
2609         *pi_title_end = strtol( psz_end, &psz_next, 0 );
2610         if( !*pi_title_end && psz_end == psz_next ) *pi_title_end = -1;
2611         psz_end = psz_next;
2612
2613         /* Look for the end chapter */
2614         if( *psz_end ) psz_end++;
2615         *pi_chapter_end = strtol( psz_end, &psz_next, 0 );
2616         if( !*pi_chapter_end && psz_end == psz_next ) *pi_chapter_end = -1;
2617     }
2618
2619     msg_Dbg( p_input, "source=`%s' title=%d/%d seekpoint=%d/%d",
2620              psz_source, *pi_title_start, *pi_chapter_start,
2621              *pi_title_end, *pi_chapter_end );
2622 }
2623
2624 /*****************************************************************************
2625  * input_AddSubtitles: add a subtitles file and enable it
2626  *****************************************************************************/
2627 vlc_bool_t input_AddSubtitles( input_thread_t *p_input, char *psz_subtitle,
2628                                vlc_bool_t b_check_extension )
2629 {
2630     input_source_t *sub;
2631     vlc_value_t count;
2632     vlc_value_t list;
2633     char *psz_path, *psz_extension;
2634
2635     if( b_check_extension && !subtitles_Filter( psz_subtitle ) )
2636     {
2637         return VLC_FALSE;
2638     }
2639
2640     /* if we are provided a subtitle.sub file,
2641      * see if we don't have a subtitle.idx and use it instead */
2642     psz_path = strdup( psz_subtitle );
2643     if( psz_path )
2644     {
2645         psz_extension = strrchr( psz_path, '.');
2646         if( psz_extension && strcmp( psz_extension, ".sub" ) == 0 )
2647         {
2648             FILE *f;
2649
2650             strcpy( psz_extension, ".idx" );
2651             /* FIXME: a portable wrapper for stat() or access() would be more suited */
2652             if( ( f = utf8_fopen( psz_path, "rt" ) ) )
2653             {
2654                 fclose( f );
2655                 msg_Dbg( p_input, "using %s subtitles file instead of %s",
2656                          psz_path, psz_subtitle );
2657                 strcpy( psz_subtitle, psz_path );
2658             }
2659         }
2660         free( psz_path );
2661     }
2662
2663     var_Change( p_input, "spu-es", VLC_VAR_CHOICESCOUNT, &count, NULL );
2664
2665     sub = InputSourceNew( p_input );
2666     if( !InputSourceInit( p_input, sub, psz_subtitle, "subtitle" ) )
2667     {
2668         TAB_APPEND( p_input->p->i_slave, p_input->p->slave, sub );
2669
2670         /* Select the ES */
2671         if( !var_Change( p_input, "spu-es", VLC_VAR_GETLIST, &list, NULL ) )
2672         {
2673             if( count.i_int == 0 )
2674                 count.i_int++;
2675             /* if it was first one, there is disable too */
2676
2677             if( count.i_int < list.p_list->i_count )
2678             {
2679                 input_ControlPush( p_input, INPUT_CONTROL_SET_ES,
2680                                    &list.p_list->p_values[count.i_int] );
2681             }
2682             var_Change( p_input, "spu-es", VLC_VAR_FREELIST, &list, NULL );
2683         }
2684     }
2685     else free( sub );
2686
2687     return VLC_TRUE;
2688 }