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 #ifdef HAVE_CONFIG_H
  29 # include "config.h"
  30 #endif
  31
  32 #include <vlc/vlc.h>
  33
  34 #include <ctype.h>
  35 #include <limits.h>
  36 #include <assert.h>
  37
  38 #include "input_internal.h"
  39
  40 #include <vlc_sout.h>
  41 #include "../stream_output/stream_output.h"
  42
  43 #include <vlc_interface.h>
  44 #include <vlc_url.h>
  45 #include <vlc_charset.h>
  46 #include <vlc_playlist.h>
  47
  48 #ifdef HAVE_SYS_STAT_H
  49 #   include <sys/stat.h>
  50 #endif
  51
  52 /*****************************************************************************
  53  * Local prototypes
  54  *****************************************************************************/
  55 static void Destructor( input_thread_t * p_input );
  56
  57 static  int Run  ( input_thread_t *p_input );
  58 static  int RunAndDestroy  ( input_thread_t *p_input );
  59
  60 static input_thread_t * Create  ( vlc_object_t *, input_item_t *,
  61                                   const char *, bool, sout_instance_t * );
  62 static  int             Init    ( input_thread_t *p_input );
  63 static void             Error   ( input_thread_t *p_input );
  64 static void             End     ( input_thread_t *p_input );
  65 static void             MainLoop( input_thread_t *p_input );
  66
  67 static inline int ControlPopNoLock( input_thread_t *, int *, vlc_value_t * );
  68 static void       ControlReduce( input_thread_t * );
  69 static bool Control( input_thread_t *, int, vlc_value_t );
  70
  71 static int  UpdateFromAccess( input_thread_t * );
  72 static int  UpdateFromDemux( input_thread_t * );
  73
  74 static void UpdateItemLength( input_thread_t *, int64_t i_length );
  75
  76 static void MRLSections( input_thread_t *, char *, int *, int *, int *, int *);
  77
  78 static input_source_t *InputSourceNew( input_thread_t *);
  79 static int  InputSourceInit( input_thread_t *, input_source_t *,
  80                              const char *, const char *psz_forced_demux );
  81 static void InputSourceClean( input_source_t * );
  82 /* TODO */
  83 //static void InputGetAttachments( input_thread_t *, input_source_t * );
  84 static void SlaveDemux( input_thread_t *p_input );
  85 static void SlaveSeek( input_thread_t *p_input );
  86
  87 static void InputMetaUser( input_thread_t *p_input, vlc_meta_t *p_meta );
  88 static void InputUpdateMeta( input_thread_t *p_input, vlc_meta_t *p_meta );
  89
  90 static sout_instance_t *SoutFind( vlc_object_t *p_parent, input_item_t *p_item, bool * );
  91 static void SoutKeep( sout_instance_t * );
  92
  93 static void DemuxMeta( input_thread_t *p_input, vlc_meta_t *p_meta, demux_t *p_demux );
  94 static void AccessMeta( input_thread_t * p_input, vlc_meta_t *p_meta );
  95 static void AppendAttachment( int *pi_attachment, input_attachment_t ***ppp_attachment,
  96                               int i_new, input_attachment_t **pp_new );
  97
  98 /*****************************************************************************
  99  * This function creates a new input, and returns a pointer
 100  * to its description. On error, it returns NULL.
 101  *
 102  * Variables for _public_ use:
 103  * * Get and Set:
 104  *  - state
 105  *  - rate,rate-slower, rate-faster
 106  *  - position, position-offset
 107  *  - time, time-offset
 108  *  - title,title-next,title-prev
 109  *  - chapter,chapter-next, chapter-prev
 110  *  - program, audio-es, video-es, spu-es
 111  *  - audio-delay, spu-delay
 112  *  - bookmark
 113  * * Get only:
 114  *  - length
 115  *  - bookmarks
 116  *  - seekable (if you can seek, it doesn't say if 'bar display' has be shown
 117  *    or not, for that check position != 0.0)
 118  *  - can-pause
 119  * * For intf callback upon changes
 120  *  - intf-change
 121  *  - rate-change for when playback rate changes
 122  * TODO explain when Callback is called
 123  * TODO complete this list (?)
 124  *****************************************************************************/
 125 static input_thread_t *Create( vlc_object_t *p_parent, input_item_t *p_item,
 126                                const char *psz_header, bool b_quick,
 127                                sout_instance_t *p_sout )
 128 {
 129     static const char input_name[] = "input";
 130     input_thread_t *p_input = NULL;                 /* thread descriptor */
 131     vlc_value_t val;
 132     int i;
 133
 134     /* Allocate descriptor */
 135     p_input = vlc_custom_create( p_parent, sizeof( *p_input ),
 136                                  VLC_OBJECT_INPUT, input_name );
 137     if( p_input == NULL )
 138     {
 139         msg_Err( p_parent, "out of memory" );
 140         return NULL;
 141     }
 142
 143     /* Construct a nice name for the input timer */
 144     char psz_timer_name[255];
 145     char * psz_name = input_item_GetName( p_item );
 146     snprintf( psz_timer_name, sizeof(psz_timer_name),
 147               "input launching for '%s'", psz_name );
 148     free( psz_name );
 149
 150     /* Start a timer to mesure how long it takes
 151      * to launch an input */
 152     stats_TimerStart( p_input, psz_timer_name,
 153         STATS_TIMER_INPUT_LAUNCHING );
 154
 155     MALLOC_NULL( p_input->p, input_thread_private_t );
 156
 157     /* One "randomly" selected input thread is responsible for computing
 158      * the global stats. Check if there is already someone doing this */
 159     if( p_input->p_libvlc->p_stats && !b_quick )
 160     {
 161         vlc_mutex_lock( &p_input->p_libvlc->p_stats->lock );
 162         if( p_input->p_libvlc->p_stats_computer == NULL )
 163         {
 164             p_input->p_libvlc->p_stats_computer = p_input;
 165         }
 166         vlc_mutex_unlock( &p_input->p_libvlc->p_stats->lock );
 167     }
 168
 169     p_input->b_preparsing = b_quick;
 170     p_input->psz_header = psz_header ? strdup( psz_header ) : NULL;
 171
 172     /* Init Common fields */
 173     p_input->b_eof = false;
 174     p_input->b_can_pace_control = true;
 175     p_input->p->i_start = 0;
 176     p_input->i_time  = 0;
 177     p_input->p->i_stop  = 0;
 178     p_input->p->i_run  = 0;
 179     p_input->p->i_title = 0;
 180     p_input->p->title   = NULL;
 181     p_input->p->i_title_offset = p_input->p->i_seekpoint_offset = 0;
 182     p_input->i_state = INIT_S;
 183     p_input->p->i_rate  = INPUT_RATE_DEFAULT;
 184     TAB_INIT( p_input->p->i_bookmark, p_input->p->bookmark );
 185     TAB_INIT( p_input->p->i_attachment, p_input->p->attachment );
 186     p_input->p->p_es_out = NULL;
 187     p_input->p->p_sout  = NULL;
 188     p_input->p->b_owns_its_sout = true;
 189     p_input->p->b_sout_keep  = false;
 190     p_input->p->b_out_pace_control = false;
 191     p_input->i_pts_delay = 0;
 192
 193     /* Init Input fields */
 194     vlc_gc_incref( p_item ); /* Released in Destructor() */
 195     p_input->p->input.p_item = p_item;
 196     p_input->p->input.p_access = NULL;
 197     p_input->p->input.p_stream = NULL;
 198     p_input->p->input.p_demux  = NULL;
 199     p_input->p->input.b_title_demux = false;
 200     p_input->p->input.i_title  = 0;
 201     p_input->p->input.title    = NULL;
 202     p_input->p->input.i_title_offset = p_input->p->input.i_seekpoint_offset = 0;
 203     p_input->p->input.b_can_pace_control = true;
 204     p_input->p->input.b_can_rate_control = true;
 205     p_input->p->input.b_rescale_ts = true;
 206     p_input->p->input.b_eof = false;
 207     p_input->p->input.i_cr_average = 0;
 208
 209     vlc_mutex_lock( &p_item->lock );
 210
 211     if( !p_item->p_stats )
 212         p_item->p_stats = stats_NewInputStats( p_input );
 213     vlc_mutex_unlock( &p_item->lock );
 214
 215     /* No slave */
 216     p_input->p->i_slave = 0;
 217     p_input->p->slave   = NULL;
 218
 219     /* Init control buffer */
 220     vlc_mutex_init( p_input, &p_input->p->lock_control );
 221     p_input->p->i_control = 0;
 222
 223     /* Parse input options */
 224     vlc_mutex_lock( &p_item->lock );
 225     assert( p_item->optflagc == p_item->i_options );
 226     for( i = 0; i < p_item->i_options; i++ )
 227         var_OptionParse( VLC_OBJECT(p_input), p_item->ppsz_options[i],
 228                          !!(p_item->optflagv[i] & VLC_INPUT_OPTION_TRUSTED) );
 229     vlc_mutex_unlock( &p_item->lock );
 230
 231     /* Create Object Variables for private use only */
 232     input_ConfigVarInit( p_input );
 233
 234     /* Create Objects variables for public Get and Set */
 235     input_ControlVarInit( p_input );
 236
 237     p_input->p->input.i_cr_average = var_GetInteger( p_input, "cr-average" );
 238
 239     if( !p_input->b_preparsing )
 240     {
 241         var_Get( p_input, "bookmarks", &val );
 242         if( val.psz_string )
 243         {
 244             /* FIXME: have a common cfg parsing routine used by sout and others */
 245             char *psz_parser, *psz_start, *psz_end;
 246             psz_parser = val.psz_string;
 247             while( (psz_start = strchr( psz_parser, '{' ) ) )
 248             {
 249                  seekpoint_t *p_seekpoint = vlc_seekpoint_New();
 250                  char backup;
 251                  psz_start++;
 252                  psz_end = strchr( psz_start, '}' );
 253                  if( !psz_end ) break;
 254                  psz_parser = psz_end + 1;
 255                  backup = *psz_parser;
 256                  *psz_parser = 0;
 257                  *psz_end = ',';
 258                  while( (psz_end = strchr( psz_start, ',' ) ) )
 259                  {
 260                      *psz_end = 0;
 261                      if( !strncmp( psz_start, "name=", 5 ) )
 262                      {
 263                          p_seekpoint->psz_name = strdup(psz_start + 5);
 264                      }
 265                      else if( !strncmp( psz_start, "bytes=", 6 ) )
 266                      {
 267                          p_seekpoint->i_byte_offset = atoll(psz_start + 6);
 268                      }
 269                      else if( !strncmp( psz_start, "time=", 5 ) )
 270                      {
 271                          p_seekpoint->i_time_offset = atoll(psz_start + 5) *
 272                                                         1000000;
 273                      }
 274                      psz_start = psz_end + 1;
 275                 }
 276                 msg_Dbg( p_input, "adding bookmark: %s, bytes="I64Fd", time="I64Fd,
 277                                   p_seekpoint->psz_name, p_seekpoint->i_byte_offset,
 278                                   p_seekpoint->i_time_offset );
 279                 input_Control( p_input, INPUT_ADD_BOOKMARK, p_seekpoint );
 280                 vlc_seekpoint_Delete( p_seekpoint );
 281                 *psz_parser = backup;
 282             }
 283             free( val.psz_string );
 284         }
 285     }
 286
 287     /* Remove 'Now playing' info as it is probably outdated */
 288     input_item_SetNowPlaying( p_item, NULL );
 289
 290     /* */
 291     if( p_input->b_preparsing )
 292         p_input->i_flags |= OBJECT_FLAGS_QUIET | OBJECT_FLAGS_NOINTERACT;
 293
 294     /* */
 295     if( p_sout )
 296     {
 297         p_input->p->p_sout = p_sout;
 298         p_input->p->b_owns_its_sout = false;
 299     }
 300
 301     memset( &p_input->p->counters, 0, sizeof( p_input->p->counters ) );
 302     vlc_mutex_init( p_input, &p_input->p->counters.counters_lock );
 303
 304     /* Attach only once we are ready */
 305     vlc_object_attach( p_input, p_parent );
 306
 307     /* Set the destructor when we are sure we are initialized */
 308     vlc_object_set_destructor( p_input, (vlc_destructor_t)Destructor );
 309
 310     return p_input;
 311 }
 312
 313 /**
 314  * Input destructor (called when the object's refcount reaches 0).
 315  */
 316 static void Destructor( input_thread_t * p_input )
 317 {
 318     input_thread_private_t *priv = p_input->p;
 319
 320     stats_TimerDump( p_input, STATS_TIMER_INPUT_LAUNCHING );
 321     stats_TimerClean( p_input, STATS_TIMER_INPUT_LAUNCHING );
 322
 323     if( priv->b_owns_its_sout && priv->p_sout )
 324     {
 325         if( priv->b_sout_keep )
 326             SoutKeep( priv->p_sout );
 327         else
 328         {
 329             sout_DeleteInstance( priv->p_sout );
 330             priv->p_sout = NULL;
 331         }
 332     }
 333
 334     vlc_gc_decref( p_input->p->input.p_item );
 335
 336     vlc_mutex_destroy( &p_input->p->counters.counters_lock );
 337
 338     vlc_mutex_destroy( &priv->lock_control );
 339     free( priv );
 340 }
 341
 342 /**
 343  * Initialize an input thread and run it. You will need to monitor the
 344  * thread to clean up after it is done
 345  *
 346  * \param p_parent a vlc_object
 347  * \param p_item an input item
 348  * \return a pointer to the spawned input thread
 349  */
 350 input_thread_t *__input_CreateThread( vlc_object_t *p_parent,
 351                                       input_item_t *p_item )
 352 {
 353     bool b_sout_keep;
 354     sout_instance_t *p_sout = SoutFind( p_parent, p_item, &b_sout_keep );
 355     input_thread_t *p_input =  __input_CreateThreadExtended( p_parent, p_item, NULL, p_sout );
 356
 357     if( !p_input && p_sout )
 358         SoutKeep( p_sout );
 359
 360     p_input->p->b_sout_keep = b_sout_keep;
 361     return p_input;
 362 }
 363
 364 /* */
 365 input_thread_t *__input_CreateThreadExtended( vlc_object_t *p_parent,
 366                                               input_item_t *p_item,
 367                                               const char *psz_log, sout_instance_t *p_sout )
 368 {
 369     input_thread_t *p_input;
 370
 371     p_input = Create( p_parent, p_item, psz_log, false, p_sout );
 372     if( !p_input )
 373         return NULL;
 374
 375     /* Create thread and wait for its readiness. */
 376     if( vlc_thread_create( p_input, "input", Run,
 377                            VLC_THREAD_PRIORITY_INPUT, true ) )
 378     {
 379         input_ChangeState( p_input, ERROR_S );
 380         msg_Err( p_input, "cannot create input thread" );
 381         vlc_object_detach( p_input );
 382         vlc_object_release( p_input );
 383         return NULL;
 384     }
 385
 386     return p_input;
 387 }
 388
 389 /**
 390  * Initialize an input thread and run it. This thread will clean after himself,
 391  * you can forget about it. It can work either in blocking or non-blocking mode
 392  *
 393  * \param p_parent a vlc_object
 394  * \param p_item an input item
 395  * \param b_block should we block until read is finished ?
 396  * \return the input object id if non blocking, an error code else
 397  */
 398 int __input_Read( vlc_object_t *p_parent, input_item_t *p_item,
 399                    bool b_block )
 400 {
 401     bool b_sout_keep;
 402     sout_instance_t *p_sout = SoutFind( p_parent, p_item, &b_sout_keep );
 403     input_thread_t *p_input;
 404
 405     p_input = Create( p_parent, p_item, NULL, false, p_sout );
 406     if( !p_input && p_sout )
 407     {
 408         SoutKeep( p_sout );
 409         return VLC_EGENERIC;
 410     }
 411     p_input->p->b_sout_keep = b_sout_keep;
 412
 413     if( b_block )
 414     {
 415         RunAndDestroy( p_input );
 416         return VLC_SUCCESS;
 417     }
 418     else
 419     {
 420         if( vlc_thread_create( p_input, "input", RunAndDestroy,
 421                                VLC_THREAD_PRIORITY_INPUT, true ) )
 422         {
 423             input_ChangeState( p_input, ERROR_S );
 424             msg_Err( p_input, "cannot create input thread" );
 425             vlc_object_release( p_input );
 426             return VLC_EGENERIC;
 427         }
 428     }
 429     return p_input->i_object_id;
 430 }
 431
 432 /**
 433  * Initialize an input and initialize it to preparse the item
 434  * This function is blocking. It will only accept to parse files
 435  *
 436  * \param p_parent a vlc_object_t
 437  * \param p_item an input item
 438  * \return VLC_SUCCESS or an error
 439  */
 440 int __input_Preparse( vlc_object_t *p_parent, input_item_t *p_item )
 441 {
 442     input_thread_t *p_input;
 443
 444     /* Allocate descriptor */
 445     p_input = Create( p_parent, p_item, NULL, true, NULL );
 446     if( !p_input )
 447         return VLC_EGENERIC;
 448
 449     if( !Init( p_input ) )
 450         End( p_input );
 451
 452     vlc_object_detach( p_input );
 453     vlc_object_release( p_input );
 454
 455     return VLC_SUCCESS;
 456 }
 457
 458 /**
 459  * Request a running input thread to stop and die
 460  *
 461  * \param the input thread to stop
 462  */
 463 void input_StopThread( input_thread_t *p_input )
 464 {
 465     vlc_list_t *p_list;
 466     int i;
 467
 468     /* Set die for input */
 469     vlc_object_kill( p_input );
 470     /* FIXME: seems to be duplicated in ControlPush(INPUT_CONTROL_SET_DIE) */
 471
 472     /* We cannot touch p_input fields directly (we come from another thread),
 473      * so use the vlc_object_find way, it's perfectly safe */
 474
 475     /* Set die for all access */
 476     p_list = vlc_list_find( p_input, VLC_OBJECT_ACCESS, FIND_CHILD );
 477     for( i = 0; i < p_list->i_count; i++ )
 478     {
 479         vlc_object_kill( p_list->p_values[i].p_object );
 480     }
 481     vlc_list_release( p_list );
 482
 483     /* Set die for all stream */
 484     p_list = vlc_list_find( p_input, VLC_OBJECT_STREAM, FIND_CHILD );
 485     for( i = 0; i < p_list->i_count; i++ )
 486     {
 487         vlc_object_kill( p_list->p_values[i].p_object );
 488     }
 489     vlc_list_release( p_list );
 490
 491     /* Set die for all demux */
 492     p_list = vlc_list_find( p_input, VLC_OBJECT_DEMUX, FIND_CHILD );
 493     for( i = 0; i < p_list->i_count; i++ )
 494     {
 495         vlc_object_kill( p_list->p_values[i].p_object );
 496     }
 497     vlc_list_release( p_list );
 498
 499     input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL );
 500 }
 501
 502 sout_instance_t * input_DetachSout( input_thread_t *p_input )
 503 {
 504     p_input->p->b_owns_its_sout = false;
 505     return p_input->p->p_sout;
 506 }
 507
 508 /*****************************************************************************
 509  * Run: main thread loop
 510  * This is the "normal" thread that spawns the input processing chain,
 511  * reads the stream, cleans up and waits
 512  *****************************************************************************/
 513 static int Run( input_thread_t *p_input )
 514 {
 515     /* Signal that the thread is launched */
 516     vlc_thread_ready( p_input );
 517
 518     if( Init( p_input ) )
 519     {
 520         /* If we failed, wait before we are killed, and exit */
 521         p_input->b_error = true;
 522
 523         /* FIXME: we don't want to depend on the playlist */
 524         playlist_t * p_playlist = vlc_object_find( p_input,
 525             VLC_OBJECT_PLAYLIST, FIND_PARENT );
 526         if( p_playlist )
 527         {
 528             playlist_Signal( p_playlist );
 529             vlc_object_release( p_playlist );
 530         }
 531
 532         Error( p_input );
 533
 534         /* Tell we're dead */
 535         p_input->b_dead = true;
 536
 537         return 0;
 538     }
 539
 540     MainLoop( p_input );
 541
 542     if( !p_input->b_eof && !p_input->b_error && p_input->p->input.b_eof )
 543     {
 544         /* We have finish to demux data but not to play them */
 545         while( !p_input->b_die )
 546         {
 547             if( input_EsOutDecodersEmpty( p_input->p->p_es_out ) )
 548                 break;
 549
 550             msg_Dbg( p_input, "waiting decoder fifos to empty" );
 551
 552             msleep( INPUT_IDLE_SLEEP );
 553         }
 554
 555         /* We have finished */
 556         p_input->b_eof = true;
 557         playlist_Signal( pl_Get( p_input ) );
 558     }
 559
 560     /* Wait until we are asked to die */
 561     if( !p_input->b_die )
 562     {
 563         Error( p_input );
 564     }
 565
 566     /* Clean up */
 567     End( p_input );
 568
 569     return 0;
 570 }
 571
 572 /*****************************************************************************
 573  * RunAndDestroy: main thread loop
 574  * This is the "just forget me" thread that spawns the input processing chain,
 575  * reads the stream, cleans up and releases memory
 576  *****************************************************************************/
 577 static int RunAndDestroy( input_thread_t *p_input )
 578 {
 579     /* Signal that the thread is launched */
 580     vlc_thread_ready( p_input );
 581
 582     if( Init( p_input ) )
 583         goto exit;
 584
 585     MainLoop( p_input );
 586
 587     if( !p_input->b_eof && !p_input->b_error && p_input->p->input.b_eof )
 588     {
 589         /* We have finished demuxing data but not playing it */
 590         while( !p_input->b_die )
 591         {
 592             if( input_EsOutDecodersEmpty( p_input->p->p_es_out ) )
 593                 break;
 594
 595             msg_Dbg( p_input, "waiting decoder fifos to empty" );
 596
 597             msleep( INPUT_IDLE_SLEEP );
 598         }
 599
 600         /* We have finished */
 601         p_input->b_eof = true;
 602     }
 603
 604     /* Clean up */
 605     End( p_input );
 606
 607 exit:
 608     /* Release memory */
 609     vlc_object_release( p_input );
 610     return 0;
 611 }
 612
 613 /*****************************************************************************
 614  * Main loop: Fill buffers from access, and demux
 615  *****************************************************************************/
 616 static void MainLoop( input_thread_t *p_input )
 617 {
 618     int64_t i_start_mdate = mdate();
 619     int64_t i_intf_update = 0;
 620     int i_updates = 0;
 621
 622     /* Stop the timer */
 623     stats_TimerStop( p_input, STATS_TIMER_INPUT_LAUNCHING );
 624
 625     while( !p_input->b_die && !p_input->b_error && !p_input->p->input.b_eof )
 626     {
 627         bool b_force_update = false;
 628         int i_ret;
 629         int i_type;
 630         vlc_value_t val;
 631
 632         /* Do the read */
 633         if( p_input->i_state != PAUSE_S )
 634         {
 635             if( ( p_input->p->i_stop > 0 && p_input->i_time >= p_input->p->i_stop ) ||
 636                 ( p_input->p->i_run > 0 && i_start_mdate+p_input->p->i_run < mdate() ) )
 637                 i_ret = 0; /* EOF */
 638             else
 639                 i_ret = p_input->p->input.p_demux->pf_demux(p_input->p->input.p_demux);
 640
 641             if( i_ret > 0 )
 642             {
 643                 /* TODO */
 644                 if( p_input->p->input.b_title_demux &&
 645                     p_input->p->input.p_demux->info.i_update )
 646                 {
 647                     i_ret = UpdateFromDemux( p_input );
 648                     b_force_update = true;
 649                 }
 650                 else if( !p_input->p->input.b_title_demux &&
 651                           p_input->p->input.p_access &&
 652                           p_input->p->input.p_access->info.i_update )
 653                 {
 654                     i_ret = UpdateFromAccess( p_input );
 655                     b_force_update = true;
 656                 }
 657             }
 658
 659             if( i_ret == 0 )    /* EOF */
 660             {
 661                 vlc_value_t repeat;
 662
 663                 var_Get( p_input, "input-repeat", &repeat );
 664                 if( repeat.i_int == 0 )
 665                 {
 666                     /* End of file - we do not set b_die because only the
 667                      * playlist is allowed to do so. */
 668                     input_ChangeState( p_input, END_S );
 669                     msg_Dbg( p_input, "EOF reached" );
 670                     p_input->p->input.b_eof = true;
 671                 }
 672                 else
 673                 {
 674                     msg_Dbg( p_input, "repeating the same input (%d)",
 675                              repeat.i_int );
 676                     if( repeat.i_int > 0 )
 677                     {
 678                         repeat.i_int--;
 679                         var_Set( p_input, "input-repeat", repeat );
 680                     }
 681
 682                     /* Seek to start title/seekpoint */
 683                     val.i_int = p_input->p->input.i_title_start -
 684                         p_input->p->input.i_title_offset;
 685                     if( val.i_int < 0 || val.i_int >= p_input->p->input.i_title )
 686                         val.i_int = 0;
 687                     input_ControlPush( p_input,
 688                                        INPUT_CONTROL_SET_TITLE, &val );
 689
 690                     val.i_int = p_input->p->input.i_seekpoint_start -
 691                         p_input->p->input.i_seekpoint_offset;
 692                     if( val.i_int > 0 /* TODO: check upper boundary */ )
 693                         input_ControlPush( p_input,
 694                                            INPUT_CONTROL_SET_SEEKPOINT, &val );
 695
 696                     /* Seek to start position */
 697                     if( p_input->p->i_start > 0 )
 698                     {
 699                         val.i_time = p_input->p->i_start;
 700                         input_ControlPush( p_input, INPUT_CONTROL_SET_TIME,
 701                                            &val );
 702                     }
 703                     else
 704                     {
 705                         val.f_float = 0.0;
 706                         input_ControlPush( p_input, INPUT_CONTROL_SET_POSITION,
 707                                            &val );
 708                     }
 709
 710                     /* */
 711                     i_start_mdate = mdate();
 712                 }
 713             }
 714             else if( i_ret < 0 )
 715             {
 716                 p_input->b_error = true;
 717             }
 718
 719             if( i_ret > 0 && p_input->p->i_slave > 0 )
 720             {
 721                 SlaveDemux( p_input );
 722             }
 723         }
 724         else
 725         {
 726             /* Small wait */
 727             msleep( 10*1000 );
 728         }
 729
 730         /* Handle control */
 731         vlc_mutex_lock( &p_input->p->lock_control );
 732         ControlReduce( p_input );
 733         while( !ControlPopNoLock( p_input, &i_type, &val ) )
 734         {
 735             msg_Dbg( p_input, "control type=%d", i_type );
 736             if( Control( p_input, i_type, val ) )
 737                 b_force_update = true;
 738         }
 739         vlc_mutex_unlock( &p_input->p->lock_control );
 740
 741         if( b_force_update || i_intf_update < mdate() )
 742         {
 743             vlc_value_t val;
 744             double f_pos;
 745             int64_t i_time, i_length;
 746             /* update input status variables */
 747             if( !demux_Control( p_input->p->input.p_demux,
 748                                  DEMUX_GET_POSITION, &f_pos ) )
 749             {
 750                 val.f_float = (float)f_pos;
 751                 var_Change( p_input, "position", VLC_VAR_SETVALUE, &val, NULL );
 752             }
 753             if( !demux_Control( p_input->p->input.p_demux,
 754                                  DEMUX_GET_TIME, &i_time ) )
 755             {
 756                 p_input->i_time = i_time;
 757                 val.i_time = i_time;
 758                 var_Change( p_input, "time", VLC_VAR_SETVALUE, &val, NULL );
 759             }
 760             if( !demux_Control( p_input->p->input.p_demux,
 761                                  DEMUX_GET_LENGTH, &i_length ) )
 762             {
 763                 vlc_value_t old_val;
 764                 var_Get( p_input, "length", &old_val );
 765                 val.i_time = i_length;
 766                 var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL );
 767
 768                 if( old_val.i_time != val.i_time )
 769                 {
 770                     UpdateItemLength( p_input, i_length );
 771                 }
 772             }
 773
 774             var_SetBool( p_input, "intf-change", true );
 775             i_intf_update = mdate() + I64C(150000);
 776         }
 777         /* 150ms * 8 = ~ 1 second */
 778         if( ++i_updates % 8 == 0 )
 779         {
 780             stats_ComputeInputStats( p_input, p_input->p->input.p_item->p_stats );
 781             /* Are we the thread responsible for computing global stats ? */
 782             if( p_input->p_libvlc->p_stats_computer == p_input )
 783             {
 784                 stats_ComputeGlobalStats( p_input->p_libvlc,
 785                                      p_input->p_libvlc->p_stats );
 786             }
 787         }
 788     }
 789 }
 790
 791 static void InitStatistics( input_thread_t * p_input )
 792 {
 793     if( p_input->b_preparsing ) return;
 794
 795     /* Prepare statistics */
 796 #define INIT_COUNTER( c, type, compute ) p_input->p->counters.p_##c = \
 797  stats_CounterCreate( p_input, VLC_VAR_##type, STATS_##compute);
 798     if( p_input->p_libvlc->b_stats )
 799     {
 800         INIT_COUNTER( read_bytes, INTEGER, COUNTER );
 801         INIT_COUNTER( read_packets, INTEGER, COUNTER );
 802         INIT_COUNTER( demux_read, INTEGER, COUNTER );
 803         INIT_COUNTER( input_bitrate, FLOAT, DERIVATIVE );
 804         INIT_COUNTER( demux_bitrate, FLOAT, DERIVATIVE );
 805         INIT_COUNTER( played_abuffers, INTEGER, COUNTER );
 806         INIT_COUNTER( lost_abuffers, INTEGER, COUNTER );
 807         INIT_COUNTER( displayed_pictures, INTEGER, COUNTER );
 808         INIT_COUNTER( lost_pictures, INTEGER, COUNTER );
 809         INIT_COUNTER( decoded_audio, INTEGER, COUNTER );
 810         INIT_COUNTER( decoded_video, INTEGER, COUNTER );
 811         INIT_COUNTER( decoded_sub, INTEGER, COUNTER );
 812         p_input->p->counters.p_sout_send_bitrate = NULL;
 813         p_input->p->counters.p_sout_sent_packets = NULL;
 814         p_input->p->counters.p_sout_sent_bytes = NULL;
 815         if( p_input->p->counters.p_demux_bitrate )
 816             p_input->p->counters.p_demux_bitrate->update_interval = 1000000;
 817         if( p_input->p->counters.p_input_bitrate )
 818             p_input->p->counters.p_input_bitrate->update_interval = 1000000;
 819     }
 820 }
 821
 822 static int InitSout( input_thread_t * p_input )
 823 {
 824     char *psz;
 825
 826     if( p_input->b_preparsing ) return VLC_SUCCESS;
 827
 828     /* Find a usable sout and attach it to p_input */
 829     psz = var_GetNonEmptyString( p_input, "sout" );
 830     if( psz && strncasecmp( p_input->p->input.p_item->psz_uri, "vlc:", 4 ) )
 831     {
 832         /* Check the validity of the provided sout */
 833         if( p_input->p->p_sout )
 834         {
 835             if( strcmp( p_input->p->p_sout->psz_sout, psz ) )
 836             {
 837                 msg_Dbg( p_input, "destroying unusable sout" );
 838
 839                 sout_DeleteInstance( p_input->p->p_sout );
 840                 p_input->p->p_sout = NULL;
 841             }
 842         }
 843
 844         if( p_input->p->p_sout )
 845         {
 846             /* Reuse it */
 847             msg_Dbg( p_input, "sout keep: reusing sout" );
 848             msg_Dbg( p_input, "sout keep: you probably want to use "
 849                               "gather stream_out" );
 850             vlc_object_attach( p_input->p->p_sout, p_input );
 851         }
 852         else
 853         {
 854             /* Create a new one */
 855             p_input->p->p_sout = sout_NewInstance( p_input, psz );
 856             if( !p_input->p->p_sout )
 857             {
 858                 input_ChangeState( p_input, ERROR_S );
 859                 msg_Err( p_input, "cannot start stream output instance, " \
 860                                   "aborting" );
 861                 free( psz );
 862                 return VLC_EGENERIC;
 863             }
 864         }
 865         if( p_input->p_libvlc->b_stats )
 866         {
 867             INIT_COUNTER( sout_sent_packets, INTEGER, COUNTER );
 868             INIT_COUNTER (sout_sent_bytes, INTEGER, COUNTER );
 869             INIT_COUNTER( sout_send_bitrate, FLOAT, DERIVATIVE );
 870             if( p_input->p->counters.p_sout_send_bitrate )
 871                  p_input->p->counters.p_sout_send_bitrate->update_interval =
 872                          1000000;
 873         }
 874     }
 875     else if( p_input->p->p_sout )
 876     {
 877         msg_Dbg( p_input, "destroying useless sout" );
 878
 879         sout_DeleteInstance( p_input->p->p_sout );
 880         p_input->p->p_sout = NULL;
 881     }
 882     free( psz );
 883
 884     return VLC_SUCCESS;
 885 }
 886
 887 static void InitTitle( input_thread_t * p_input )
 888 {
 889     vlc_value_t val;
 890
 891     if( p_input->b_preparsing ) return;
 892
 893     /* Create global title (from master) */
 894     p_input->p->i_title = p_input->p->input.i_title;
 895     p_input->p->title   = p_input->p->input.title;
 896     p_input->p->i_title_offset = p_input->p->input.i_title_offset;
 897     p_input->p->i_seekpoint_offset = p_input->p->input.i_seekpoint_offset;
 898     if( p_input->p->i_title > 0 )
 899     {
 900         /* Setup variables */
 901         input_ControlVarNavigation( p_input );
 902         input_ControlVarTitle( p_input, 0 );
 903     }
 904
 905     /* Global flag */
 906     p_input->b_can_pace_control = p_input->p->input.b_can_pace_control;
 907     p_input->p->b_can_pause        = p_input->p->input.b_can_pause;
 908     p_input->p->b_can_rate_control = p_input->p->input.b_can_rate_control;
 909
 910     /* Fix pts delay */
 911     if( p_input->i_pts_delay < 0 )
 912         p_input->i_pts_delay = 0;
 913
 914     /* If the desynchronisation requested by the user is < 0, we need to
 915      * cache more data. */
 916     var_Get( p_input, "audio-desync", &val );
 917     if( val.i_int < 0 ) p_input->i_pts_delay -= (val.i_int * 1000);
 918
 919     /* Update cr_average depending on the caching */
 920     p_input->p->input.i_cr_average *= (10 * p_input->i_pts_delay / 200000);
 921     p_input->p->input.i_cr_average /= 10;
 922     if( p_input->p->input.i_cr_average < 10 ) p_input->p->input.i_cr_average = 10;
 923 }
 924
 925 static void StartTitle( input_thread_t * p_input )
 926 {
 927     double f_fps;
 928     vlc_value_t val;
 929     int i, i_delay;
 930     char *psz;
 931     char *psz_subtitle;
 932
 933     /* Start title/chapter */
 934
 935     if( p_input->b_preparsing )
 936     {
 937         p_input->p->i_start = 0;
 938         return;
 939     }
 940
 941     val.i_int = p_input->p->input.i_title_start -
 942                 p_input->p->input.i_title_offset;
 943     if( val.i_int > 0 && val.i_int < p_input->p->input.i_title )
 944         input_ControlPush( p_input, INPUT_CONTROL_SET_TITLE, &val );
 945     val.i_int = p_input->p->input.i_seekpoint_start -
 946                 p_input->p->input.i_seekpoint_offset;
 947     if( val.i_int > 0 /* TODO: check upper boundary */ )
 948         input_ControlPush( p_input, INPUT_CONTROL_SET_SEEKPOINT, &val );
 949
 950     /* Start time*/
 951     /* Set start time */
 952     p_input->p->i_start = I64C(1000000) * var_GetInteger( p_input, "start-time" );
 953     p_input->p->i_stop  = I64C(1000000) * var_GetInteger( p_input, "stop-time" );
 954     p_input->p->i_run   = I64C(1000000) * var_GetInteger( p_input, "run-time" );
 955     if( p_input->p->i_run < 0 )
 956     {
 957         msg_Warn( p_input, "invalid run-time ignored" );
 958         p_input->p->i_run = 0;
 959     }
 960
 961     if( p_input->p->i_start > 0 )
 962     {
 963         if( p_input->p->i_start >= val.i_time )
 964         {
 965             msg_Warn( p_input, "invalid start-time ignored" );
 966         }
 967         else
 968         {
 969             vlc_value_t s;
 970
 971             msg_Dbg( p_input, "starting at time: %ds",
 972                               (int)( p_input->p->i_start / I64C(1000000) ) );
 973
 974             s.i_time = p_input->p->i_start;
 975             input_ControlPush( p_input, INPUT_CONTROL_SET_TIME, &s );
 976         }
 977     }
 978     if( p_input->p->i_stop > 0 && p_input->p->i_stop <= p_input->p->i_start )
 979     {
 980         msg_Warn( p_input, "invalid stop-time ignored" );
 981         p_input->p->i_stop = 0;
 982     }
 983
 984     /* Load subtitles */
 985     /* Get fps and set it if not already set */
 986     if( !demux_Control( p_input->p->input.p_demux, DEMUX_GET_FPS, &f_fps ) &&
 987         f_fps > 1.0 )
 988     {
 989         float f_requested_fps;
 990
 991         var_Create( p_input, "sub-original-fps", VLC_VAR_FLOAT );
 992         var_SetFloat( p_input, "sub-original-fps", f_fps );
 993
 994         f_requested_fps = var_CreateGetFloat( p_input, "sub-fps" );
 995         if( f_requested_fps != f_fps )
 996         {
 997             var_Create( p_input, "sub-fps", VLC_VAR_FLOAT|
 998                                             VLC_VAR_DOINHERIT );
 999             var_SetFloat( p_input, "sub-fps", f_requested_fps );
1000         }
1001     }
1002
1003     i_delay = var_CreateGetInteger( p_input, "sub-delay" );
1004     if( i_delay != 0 )
1005     {
1006         var_SetTime( p_input, "spu-delay", (mtime_t)i_delay * 100000 );
1007     }
1008
1009     /* Look for and add subtitle files */
1010     psz_subtitle = var_GetNonEmptyString( p_input, "sub-file" );
1011     if( psz_subtitle != NULL )
1012     {
1013         msg_Dbg( p_input, "forced subtitle: %s", psz_subtitle );
1014         input_AddSubtitles( p_input, psz_subtitle, false );
1015     }
1016
1017     var_Get( p_input, "sub-autodetect-file", &val );
1018     if( val.b_bool )
1019     {
1020         char *psz_autopath = var_GetNonEmptyString( p_input, "sub-autodetect-path" );
1021         char **subs = subtitles_Detect( p_input, psz_autopath,
1022                                         p_input->p->input.p_item->psz_uri );
1023         input_source_t *sub;
1024         i = 0;
1025         if( psz_autopath == NULL )
1026             psz_autopath = strdup("");
1027
1028         /* Try to autoselect the first autodetected subtitles file
1029          * if no subtitles file was specified */
1030         if( ( psz_subtitle == NULL ) && subs && subs[0] )
1031         {
1032             input_AddSubtitles( p_input, subs[0], false );
1033             free( subs[0] );
1034             i = 1;
1035         }
1036
1037         /* Then, just add the following subtitles files */
1038         for( ; subs && subs[i]; i++ )
1039         {
1040             if( !psz_subtitle || strcmp( psz_subtitle, subs[i] ) )
1041             {
1042                 sub = InputSourceNew( p_input );
1043                 if( !InputSourceInit( p_input, sub, subs[i], "subtitle" ) )
1044                 {
1045                     TAB_APPEND( p_input->p->i_slave, p_input->p->slave, sub );
1046                 }
1047                 else free( sub );
1048             }
1049             free( subs[i] );
1050         }
1051         free( subs );
1052         free( psz_autopath );
1053     }
1054     free( psz_subtitle );
1055
1056     /* Look for slave */
1057     psz = var_GetNonEmptyString( p_input, "input-slave" );
1058     if( psz != NULL )
1059     {
1060         char *psz_delim;
1061         input_source_t *slave;
1062         while( psz && *psz )
1063         {
1064             while( *psz == ' ' || *psz == '#' )
1065             {
1066                 psz++;
1067             }
1068             if( ( psz_delim = strchr( psz, '#' ) ) )
1069             {
1070                 *psz_delim++ = '\0';
1071             }
1072             if( *psz == 0 )
1073             {
1074                 break;
1075             }
1076
1077             msg_Dbg( p_input, "adding slave input '%s'", psz );
1078             slave = InputSourceNew( p_input );
1079             if( !InputSourceInit( p_input, slave, psz, NULL ) )
1080             {
1081                 TAB_APPEND( p_input->p->i_slave, p_input->p->slave, slave );
1082             }
1083             else free( slave );
1084             psz = psz_delim;
1085         }
1086         free( psz );
1087     }
1088 }
1089
1090 static void InitPrograms( input_thread_t * p_input )
1091 {
1092     int i_es_out_mode;
1093     vlc_value_t val;
1094
1095     if( p_input->b_preparsing ) return;
1096
1097     /* Set up es_out */
1098     es_out_Control( p_input->p->p_es_out, ES_OUT_SET_ACTIVE, true );
1099     i_es_out_mode = ES_OUT_MODE_AUTO;
1100     val.p_list = NULL;
1101     if( p_input->p->p_sout )
1102     {
1103         var_Get( p_input, "sout-all", &val );
1104         if ( val.b_bool )
1105         {
1106             i_es_out_mode = ES_OUT_MODE_ALL;
1107             val.p_list = NULL;
1108         }
1109         else
1110         {
1111             var_Get( p_input, "programs", &val );
1112             if ( val.p_list && val.p_list->i_count )
1113             {
1114                 i_es_out_mode = ES_OUT_MODE_PARTIAL;
1115                 /* Note : we should remove the "program" callback. */
1116             }
1117             else
1118                 var_Change( p_input, "programs", VLC_VAR_FREELIST, &val,
1119                             NULL );
1120         }
1121     }
1122     es_out_Control( p_input->p->p_es_out, ES_OUT_SET_MODE, i_es_out_mode );
1123
1124     /* Inform the demuxer about waited group (needed only for DVB) */
1125     if( i_es_out_mode == ES_OUT_MODE_ALL )
1126     {
1127         demux_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP, -1, NULL );
1128     }
1129     else if( i_es_out_mode == ES_OUT_MODE_PARTIAL )
1130     {
1131         demux_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP, -1,
1132                         val.p_list );
1133     }
1134     else
1135     {
1136         demux_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP,
1137                        (int) var_GetInteger( p_input, "program" ), NULL );
1138     }
1139 }
1140
1141 static int Init( input_thread_t * p_input )
1142 {
1143     vlc_meta_t *p_meta;
1144     vlc_value_t val;
1145     int i, ret;
1146
1147     for( i = 0; i < p_input->p->input.p_item->i_options; i++ )
1148     {
1149         if( !strncmp( p_input->p->input.p_item->ppsz_options[i], "meta-file", 9 ) )
1150         {
1151             msg_Dbg( p_input, "Input is a meta file: disabling unneeded options" );
1152             var_SetString( p_input, "sout", "" );
1153             var_SetBool( p_input, "sout-all", false );
1154             var_SetString( p_input, "input-slave", "" );
1155             var_SetInteger( p_input, "input-repeat", 0 );
1156             var_SetString( p_input, "sub-file", "" );
1157             var_SetBool( p_input, "sub-autodetect-file", false );
1158         }
1159     }
1160
1161     InitStatistics( p_input );
1162     ret = InitSout( p_input );
1163
1164     if( ret != VLC_SUCCESS )
1165         return ret; /* FIXME: goto error; should be better here */
1166
1167     /* Create es out */
1168     p_input->p->p_es_out = input_EsOutNew( p_input, p_input->p->i_rate );
1169     es_out_Control( p_input->p->p_es_out, ES_OUT_SET_ACTIVE, false );
1170     es_out_Control( p_input->p->p_es_out, ES_OUT_SET_MODE, ES_OUT_MODE_NONE );
1171
1172     var_Create( p_input, "bit-rate", VLC_VAR_INTEGER );
1173     var_Create( p_input, "sample-rate", VLC_VAR_INTEGER );
1174
1175     if( InputSourceInit( p_input, &p_input->p->input,
1176                          p_input->p->input.p_item->psz_uri, NULL ) )
1177     {
1178         goto error;
1179     }
1180
1181     InitTitle( p_input );
1182
1183     /* Load master infos */
1184     /* Init length */
1185     if( !demux_Control( p_input->p->input.p_demux, DEMUX_GET_LENGTH,
1186                          &val.i_time ) && val.i_time > 0 )
1187     {
1188         var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL );
1189         UpdateItemLength( p_input, val.i_time );
1190     }
1191     else
1192     {
1193         val.i_time = input_item_GetDuration( p_input->p->input.p_item );
1194         if( val.i_time > 0 )
1195         { /* fallback: gets length from metadata */
1196             var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL );
1197             UpdateItemLength( p_input, val.i_time );
1198         }
1199     }
1200
1201     StartTitle( p_input );
1202
1203     InitPrograms( p_input );
1204
1205     if( !p_input->b_preparsing && p_input->p->p_sout )
1206     {
1207         p_input->p->b_out_pace_control = (p_input->p->p_sout->i_out_pace_nocontrol > 0);
1208
1209         if( p_input->b_can_pace_control && p_input->p->b_out_pace_control )
1210         {
1211             /* We don't want a high input priority here or we'll
1212              * end-up sucking up all the CPU time */
1213             vlc_thread_set_priority( p_input, VLC_THREAD_PRIORITY_LOW );
1214         }
1215
1216         msg_Dbg( p_input, "starting in %s mode",
1217                  p_input->p->b_out_pace_control ? "async" : "sync" );
1218     }
1219
1220     p_meta = vlc_meta_New();
1221
1222     /* Get meta data from users */
1223     InputMetaUser( p_input, p_meta );
1224
1225     /* Get meta data from master input */
1226     DemuxMeta( p_input, p_meta, p_input->p->input.p_demux );
1227
1228     /* Access_file does not give any meta, and there are no slave */
1229     AccessMeta( p_input, p_meta );
1230
1231     InputUpdateMeta( p_input, p_meta );
1232
1233     if( !p_input->b_preparsing )
1234     {
1235         msg_Dbg( p_input, "`%s' successfully opened",
1236                  p_input->p->input.p_item->psz_uri );
1237
1238     }
1239
1240     /* initialization is complete */
1241     input_ChangeState( p_input, PLAYING_S );
1242
1243     return VLC_SUCCESS;
1244
1245 error:
1246     input_ChangeState( p_input, ERROR_S );
1247
1248     if( p_input->p->p_es_out )
1249         input_EsOutDelete( p_input->p->p_es_out );
1250
1251     if( p_input->p->p_sout )
1252     {
1253         vlc_object_detach( p_input->p->p_sout );
1254         sout_DeleteInstance( p_input->p->p_sout );
1255     }
1256
1257
1258     if( !p_input->b_preparsing && p_input->p_libvlc->b_stats )
1259     {
1260 #define EXIT_COUNTER( c ) do { if( p_input->p->counters.p_##c ) \
1261                                    stats_CounterClean( p_input->p->counters.p_##c );\
1262                                p_input->p->counters.p_##c = NULL; } while(0)
1263         EXIT_COUNTER( read_bytes );
1264         EXIT_COUNTER( read_packets );
1265         EXIT_COUNTER( demux_read );
1266         EXIT_COUNTER( input_bitrate );
1267         EXIT_COUNTER( demux_bitrate );
1268         EXIT_COUNTER( played_abuffers );
1269         EXIT_COUNTER( lost_abuffers );
1270         EXIT_COUNTER( displayed_pictures );
1271         EXIT_COUNTER( lost_pictures );
1272         EXIT_COUNTER( decoded_audio );
1273         EXIT_COUNTER( decoded_video );
1274         EXIT_COUNTER( decoded_sub );
1275
1276         if( p_input->p->p_sout )
1277         {
1278             EXIT_COUNTER( sout_sent_packets );
1279             EXIT_COUNTER (sout_sent_bytes );
1280             EXIT_COUNTER( sout_send_bitrate );
1281         }
1282 #undef EXIT_COUNTER
1283     }
1284
1285     /* Mark them deleted */
1286     p_input->p->input.p_demux = NULL;
1287     p_input->p->input.p_stream = NULL;
1288     p_input->p->input.p_access = NULL;
1289     p_input->p->p_es_out = NULL;
1290     p_input->p->p_sout = NULL;
1291
1292     return VLC_EGENERIC;
1293 }
1294
1295 /*****************************************************************************
1296  * Error: RunThread() error loop
1297  *****************************************************************************
1298  * This function is called when an error occurred during thread main's loop.
1299  *****************************************************************************/
1300 static void Error( input_thread_t *p_input )
1301 {
1302     input_ChangeState( p_input, ERROR_S );
1303     while( !p_input->b_die )
1304     {
1305         /* Sleep a while */
1306         msleep( INPUT_IDLE_SLEEP );
1307     }
1308 }
1309
1310 /*****************************************************************************
1311  * End: end the input thread
1312  *****************************************************************************/
1313 static void End( input_thread_t * p_input )
1314 {
1315     int i;
1316
1317     /* We are at the end */
1318     input_ChangeState( p_input, END_S );
1319
1320     /* Clean control variables */
1321     input_ControlVarClean( p_input );
1322
1323     /* Clean up master */
1324     InputSourceClean( &p_input->p->input );
1325
1326     /* Delete slave */
1327     for( i = 0; i < p_input->p->i_slave; i++ )
1328     {
1329         InputSourceClean( p_input->p->slave[i] );
1330         free( p_input->p->slave[i] );
1331     }
1332     free( p_input->p->slave );
1333
1334     /* Unload all modules */
1335     if( p_input->p->p_es_out )
1336         input_EsOutDelete( p_input->p->p_es_out );
1337
1338     if( !p_input->b_preparsing )
1339     {
1340 #define CL_CO( c ) stats_CounterClean( p_input->p->counters.p_##c ); p_input->p->counters.p_##c = NULL;
1341         if( p_input->p_libvlc->b_stats )
1342         {
1343             /* make sure we are up to date */
1344             stats_ComputeInputStats( p_input, p_input->p->input.p_item->p_stats );
1345             if( p_input->p_libvlc->p_stats_computer == p_input )
1346             {
1347                 stats_ComputeGlobalStats( p_input->p_libvlc,
1348                                           p_input->p_libvlc->p_stats );
1349                 p_input->p_libvlc->p_stats_computer = NULL;
1350             }
1351             CL_CO( read_bytes );
1352             CL_CO( read_packets );
1353             CL_CO( demux_read );
1354             CL_CO( input_bitrate );
1355             CL_CO( demux_bitrate );
1356             CL_CO( played_abuffers );
1357             CL_CO( lost_abuffers );
1358             CL_CO( displayed_pictures );
1359             CL_CO( lost_pictures );
1360             CL_CO( decoded_audio) ;
1361             CL_CO( decoded_video );
1362             CL_CO( decoded_sub) ;
1363         }
1364
1365         /* Close optional stream output instance */
1366         if( p_input->p->p_sout )
1367         {
1368             CL_CO( sout_sent_packets );
1369             CL_CO( sout_sent_bytes );
1370             CL_CO( sout_send_bitrate );
1371
1372             vlc_object_detach( p_input->p->p_sout );
1373         }
1374 #undef CL_CO
1375     }
1376
1377     if( p_input->p->i_attachment > 0 )
1378     {
1379         for( i = 0; i < p_input->p->i_attachment; i++ )
1380             vlc_input_attachment_Delete( p_input->p->attachment[i] );
1381         TAB_CLEAN( p_input->p->i_attachment, p_input->p->attachment );
1382     }
1383
1384     /* Tell we're dead */
1385     p_input->b_dead = true;
1386 }
1387
1388 static sout_instance_t *SoutFind( vlc_object_t *p_parent, input_item_t *p_item, bool *pb_sout_keep )
1389 {
1390     bool b_keep_sout = var_CreateGetBool( p_parent, "sout-keep" );
1391     sout_instance_t *p_sout = NULL;
1392     int i;
1393
1394     /* Search sout-keep options
1395      * XXX it has to be done here, but it is duplicated work :( */
1396     vlc_mutex_lock( &p_item->lock );
1397     for( i = 0; i < p_item->i_options; i++ )
1398     {
1399         const char *psz_option = p_item->ppsz_options[i];
1400         if( !psz_option )
1401             continue;
1402         if( *psz_option == ':' )
1403             psz_option++;
1404
1405         if( !strcmp( psz_option, "sout-keep" ) )
1406             b_keep_sout = true;
1407         else if( !strcmp( psz_option, "no-sout-keep" ) || !strcmp( psz_option, "nosout-keep" ) )
1408             b_keep_sout = false;
1409     }
1410     vlc_mutex_unlock( &p_item->lock );
1411
1412     /* Find a potential sout to reuse
1413      * XXX it might be unusable but this will be checked later */
1414     if( b_keep_sout )
1415     {
1416         p_sout = vlc_object_find( p_parent->p_libvlc, VLC_OBJECT_SOUT,
1417                                                       FIND_CHILD );
1418         if( p_sout )
1419         {
1420             if( p_sout->p_parent != VLC_OBJECT( p_sout->p_libvlc ) )
1421             {
1422                 vlc_object_release( p_sout );
1423                 p_sout = NULL;
1424             }
1425             else
1426             {
1427                 vlc_object_detach( p_sout );    /* Remove it from the GC */
1428                 vlc_object_release( p_sout );
1429             }
1430         }
1431     }
1432
1433     if( pb_sout_keep )
1434         *pb_sout_keep = b_keep_sout;
1435
1436     return p_sout;
1437 }
1438
1439 static void SoutKeep( sout_instance_t *p_sout )
1440 {
1441     msg_Dbg( p_sout, "sout has been kept" );
1442     vlc_object_attach( p_sout, p_sout->p_libvlc );
1443 }
1444
1445 /*****************************************************************************
1446  * Control
1447  *****************************************************************************/
1448 static inline int ControlPopNoLock( input_thread_t *p_input,
1449                                     int *pi_type, vlc_value_t *p_val )
1450 {
1451     if( p_input->p->i_control <= 0 )
1452     {
1453         return VLC_EGENERIC;
1454     }
1455
1456     *pi_type = p_input->p->control[0].i_type;
1457     *p_val   = p_input->p->control[0].val;
1458
1459     p_input->p->i_control--;
1460     if( p_input->p->i_control > 0 )
1461     {
1462         int i;
1463
1464         for( i = 0; i < p_input->p->i_control; i++ )
1465         {
1466             p_input->p->control[i].i_type = p_input->p->control[i+1].i_type;
1467             p_input->p->control[i].val    = p_input->p->control[i+1].val;
1468         }
1469     }
1470
1471     return VLC_SUCCESS;
1472 }
1473
1474 static void ControlReduce( input_thread_t *p_input )
1475 {
1476     int i;
1477
1478     if( !p_input )
1479         return;
1480
1481     for( i = 1; i < p_input->p->i_control; i++ )
1482     {
1483         const int i_lt = p_input->p->control[i-1].i_type;
1484         const int i_ct = p_input->p->control[i].i_type;
1485
1486         /* XXX We can't merge INPUT_CONTROL_SET_ES */
1487 /*        msg_Dbg( p_input, "[%d/%d] l=%d c=%d", i, p_input->p->i_control,
1488                  i_lt, i_ct );
1489 */
1490         if( i_lt == i_ct &&
1491             ( i_ct == INPUT_CONTROL_SET_STATE ||
1492               i_ct == INPUT_CONTROL_SET_RATE ||
1493               i_ct == INPUT_CONTROL_SET_POSITION ||
1494               i_ct == INPUT_CONTROL_SET_TIME ||
1495               i_ct == INPUT_CONTROL_SET_PROGRAM ||
1496               i_ct == INPUT_CONTROL_SET_TITLE ||
1497               i_ct == INPUT_CONTROL_SET_SEEKPOINT ||
1498               i_ct == INPUT_CONTROL_SET_BOOKMARK ) )
1499         {
1500             int j;
1501 //            msg_Dbg( p_input, "merged at %d", i );
1502             /* Remove the i-1 */
1503             for( j = i; j <  p_input->p->i_control; j++ )
1504                 p_input->p->control[j-1] = p_input->p->control[j];
1505             p_input->p->i_control--;
1506         }
1507         else
1508         {
1509             /* TODO but that's not that important
1510                 - merge SET_X with SET_X_CMD
1511                 - remove SET_SEEKPOINT/SET_POSITION/SET_TIME before a SET_TITLE
1512                 - remove SET_SEEKPOINT/SET_POSITION/SET_TIME before another among them
1513                 - ?
1514                 */
1515         }
1516     }
1517 }
1518
1519 static bool Control( input_thread_t *p_input, int i_type,
1520                            vlc_value_t val )
1521 {
1522     bool b_force_update = false;
1523
1524     if( !p_input ) return b_force_update;
1525
1526     switch( i_type )
1527     {
1528         case INPUT_CONTROL_SET_DIE:
1529             msg_Dbg( p_input, "control: stopping input" );
1530             /* Mark all submodules to die */
1531             if( p_input->p->input.p_access )
1532                 vlc_object_kill( p_input->p->input.p_access );
1533             if( p_input->p->input.p_stream )
1534                 vlc_object_kill( p_input->p->input.p_stream );
1535             vlc_object_kill( p_input->p->input.p_demux );
1536
1537             vlc_object_kill( p_input );
1538             break;
1539
1540         case INPUT_CONTROL_SET_POSITION:
1541         case INPUT_CONTROL_SET_POSITION_OFFSET:
1542         {
1543             double f_pos;
1544             if( i_type == INPUT_CONTROL_SET_POSITION )
1545             {
1546                 f_pos = val.f_float;
1547             }
1548             else
1549             {
1550                 /* Should not fail */
1551                 demux_Control( p_input->p->input.p_demux,
1552                                 DEMUX_GET_POSITION, &f_pos );
1553                 f_pos += val.f_float;
1554             }
1555             if( f_pos < 0.0 ) f_pos = 0.0;
1556             if( f_pos > 1.0 ) f_pos = 1.0;
1557             /* Reset the decoders states and clock sync (before calling the demuxer */
1558             input_EsOutChangePosition( p_input->p->p_es_out );
1559             if( demux_Control( p_input->p->input.p_demux, DEMUX_SET_POSITION,
1560                                 f_pos ) )
1561             {
1562                 msg_Err( p_input, "INPUT_CONTROL_SET_POSITION(_OFFSET) "
1563                          "%2.1f%% failed", f_pos * 100 );
1564             }
1565             else
1566             {
1567                 if( p_input->p->i_slave > 0 )
1568                     SlaveSeek( p_input );
1569
1570                 b_force_update = true;
1571             }
1572             break;
1573         }
1574
1575         case INPUT_CONTROL_SET_TIME:
1576         case INPUT_CONTROL_SET_TIME_OFFSET:
1577         {
1578             int64_t i_time;
1579             int i_ret;
1580
1581             if( i_type == INPUT_CONTROL_SET_TIME )
1582             {
1583                 i_time = val.i_time;
1584             }
1585             else
1586             {
1587                 /* Should not fail */
1588                 demux_Control( p_input->p->input.p_demux,
1589                                 DEMUX_GET_TIME, &i_time );
1590                 i_time += val.i_time;
1591             }
1592             if( i_time < 0 ) i_time = 0;
1593
1594             /* Reset the decoders states and clock sync (before calling the demuxer */
1595             input_EsOutChangePosition( p_input->p->p_es_out );
1596
1597             i_ret = demux_Control( p_input->p->input.p_demux,
1598                                     DEMUX_SET_TIME, i_time );
1599             if( i_ret )
1600             {
1601                 int64_t i_length;
1602
1603                 /* Emulate it with a SET_POS */
1604                 demux_Control( p_input->p->input.p_demux,
1605                                 DEMUX_GET_LENGTH, &i_length );
1606                 if( i_length > 0 )
1607                 {
1608                     double f_pos = (double)i_time / (double)i_length;
1609                     i_ret = demux_Control( p_input->p->input.p_demux,
1610                                             DEMUX_SET_POSITION, f_pos );
1611                 }
1612             }
1613             if( i_ret )
1614             {
1615                 msg_Warn( p_input, "INPUT_CONTROL_SET_TIME(_OFFSET) "I64Fd
1616                          " failed or not possible", i_time );
1617             }
1618             else
1619             {
1620                 if( p_input->p->i_slave > 0 )
1621                     SlaveSeek( p_input );
1622
1623                 b_force_update = true;
1624             }
1625             break;
1626         }
1627
1628         case INPUT_CONTROL_SET_STATE:
1629             if( ( val.i_int == PLAYING_S && p_input->i_state == PAUSE_S ) ||
1630                 ( val.i_int == PAUSE_S && p_input->i_state == PAUSE_S ) )
1631             {
1632                 int i_ret;
1633                 if( p_input->p->input.p_access )
1634                     i_ret = access_Control( p_input->p->input.p_access,
1635                                              ACCESS_SET_PAUSE_STATE, false );
1636                 else
1637                     i_ret = demux_Control( p_input->p->input.p_demux,
1638                                             DEMUX_SET_PAUSE_STATE, false );
1639
1640                 if( i_ret )
1641                 {
1642                     /* FIXME What to do ? */
1643                     msg_Warn( p_input, "cannot unset pause -> EOF" );
1644                     vlc_mutex_unlock( &p_input->p->lock_control );
1645                     input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL );
1646                     vlc_mutex_lock( &p_input->p->lock_control );
1647                 }
1648
1649                 b_force_update = true;
1650
1651                 /* Switch to play */
1652                 p_input->i_state = PLAYING_S;
1653                 val.i_int = PLAYING_S;
1654                 var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
1655
1656                 /* */
1657                 if( !i_ret )
1658                     input_EsOutChangeState( p_input->p->p_es_out );
1659             }
1660             else if( val.i_int == PAUSE_S && p_input->i_state == PLAYING_S &&
1661                      p_input->p->b_can_pause )
1662             {
1663                 int i_ret;
1664                 if( p_input->p->input.p_access )
1665                     i_ret = access_Control( p_input->p->input.p_access,
1666                                              ACCESS_SET_PAUSE_STATE, true );
1667                 else
1668                     i_ret = demux_Control( p_input->p->input.p_demux,
1669                                             DEMUX_SET_PAUSE_STATE, true );
1670
1671                 b_force_update = true;
1672
1673                 if( i_ret )
1674                 {
1675                     msg_Warn( p_input, "cannot set pause state" );
1676                     val.i_int = p_input->i_state;
1677                 }
1678                 else
1679                 {
1680                     val.i_int = PAUSE_S;
1681                 }
1682
1683                 /* Switch to new state */
1684                 p_input->i_state = val.i_int;
1685                 var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
1686
1687                 /* */
1688                 if( !i_ret )
1689                     input_EsOutChangeState( p_input->p->p_es_out );
1690             }
1691             else if( val.i_int == PAUSE_S && !p_input->p->b_can_pause )
1692             {
1693                 b_force_update = true;
1694
1695                 /* Correct "state" value */
1696                 val.i_int = p_input->i_state;
1697                 var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
1698             }
1699             else if( val.i_int != PLAYING_S && val.i_int != PAUSE_S )
1700             {
1701                 msg_Err( p_input, "invalid state in INPUT_CONTROL_SET_STATE" );
1702             }
1703             break;
1704
1705         case INPUT_CONTROL_SET_RATE:
1706         case INPUT_CONTROL_SET_RATE_SLOWER:
1707         case INPUT_CONTROL_SET_RATE_FASTER:
1708         {
1709             int i_rate;
1710
1711             if( i_type == INPUT_CONTROL_SET_RATE )
1712             {
1713                 i_rate = val.i_int;
1714             }
1715             else
1716             {
1717                 static const int ppi_factor[][2] = {
1718                     {1,64}, {1,32}, {1,16}, {1,8}, {1,4}, {1,3}, {1,2}, {2,3},
1719                     {1,1},
1720                     {3,2}, {2,1}, {3,1}, {4,1}, {8,1}, {16,1}, {32,1}, {64,1},
1721                     {0,0}
1722                 };
1723                 int i_error;
1724                 int i_idx;
1725                 int i;
1726
1727                 i_error = INT_MAX;
1728                 i_idx = -1;
1729                 for( i = 0; ppi_factor[i][0] != 0; i++ )
1730                 {
1731                     const int i_test_r = INPUT_RATE_DEFAULT * ppi_factor[i][0] / ppi_factor[i][1];
1732                     const int i_test_e = abs(p_input->p->i_rate - i_test_r);
1733                     if( i_test_e < i_error )
1734                     {
1735                         i_idx = i;
1736                         i_error = i_test_e;
1737                     }
1738                 }
1739                 assert( i_idx >= 0 && ppi_factor[i_idx][0] != 0 );
1740
1741                 if( i_type == INPUT_CONTROL_SET_RATE_SLOWER )
1742                 {
1743                     if( ppi_factor[i_idx+1][0] > 0 )
1744                         i_rate = INPUT_RATE_DEFAULT * ppi_factor[i_idx+1][0] / ppi_factor[i_idx+1][1];
1745                     else
1746                         i_rate = INPUT_RATE_MAX+1;
1747                 }
1748                 else
1749                 {
1750                     assert( i_type == INPUT_CONTROL_SET_RATE_FASTER );
1751                     if( i_idx > 0 )
1752                         i_rate = INPUT_RATE_DEFAULT * ppi_factor[i_idx-1][0] / ppi_factor[i_idx-1][1];
1753                     else
1754                         i_rate = INPUT_RATE_MIN-1;
1755                 }
1756             }
1757
1758             if( i_rate < INPUT_RATE_MIN )
1759             {
1760                 msg_Dbg( p_input, "cannot set rate faster" );
1761                 i_rate = INPUT_RATE_MIN;
1762             }
1763             else if( i_rate > INPUT_RATE_MAX )
1764             {
1765                 msg_Dbg( p_input, "cannot set rate slower" );
1766                 i_rate = INPUT_RATE_MAX;
1767             }
1768             if( i_rate != INPUT_RATE_DEFAULT &&
1769                 ( ( !p_input->b_can_pace_control && !p_input->p->b_can_rate_control ) ||
1770                   ( p_input->p->p_sout && !p_input->p->b_out_pace_control ) ) )
1771             {
1772                 msg_Dbg( p_input, "cannot change rate" );
1773                 i_rate = INPUT_RATE_DEFAULT;
1774             }
1775             if( i_rate != p_input->p->i_rate &&
1776                 !p_input->b_can_pace_control && p_input->p->b_can_rate_control )
1777             {
1778                 int i_ret;
1779                 if( p_input->p->input.p_access )
1780                     i_ret = VLC_EGENERIC;
1781                 else
1782                     i_ret = demux_Control( p_input->p->input.p_demux,
1783                                             DEMUX_SET_RATE, &i_rate );
1784                 if( i_ret )
1785                 {
1786                     msg_Warn( p_input, "ACCESS/DEMUX_SET_RATE failed" );
1787                     i_rate = p_input->p->i_rate;
1788                 }
1789             }
1790
1791             /* */
1792             if( i_rate != p_input->p->i_rate )
1793             {
1794                 val.i_int = i_rate;
1795                 var_Change( p_input, "rate", VLC_VAR_SETVALUE, &val, NULL );
1796                 var_SetBool( p_input, "rate-change", true );
1797
1798                 p_input->p->i_rate  = i_rate;
1799
1800                 /* FIXME do we need a RESET_PCR when !p_input->p->input.b_rescale_ts ? */
1801                 if( p_input->p->input.b_rescale_ts )
1802                     input_EsOutChangeRate( p_input->p->p_es_out, i_rate );
1803
1804                 b_force_update = true;
1805             }
1806             break;
1807         }
1808
1809         case INPUT_CONTROL_SET_PROGRAM:
1810             /* No need to force update, es_out does it if needed */
1811             es_out_Control( p_input->p->p_es_out,
1812                             ES_OUT_SET_GROUP, val.i_int );
1813
1814             demux_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP, val.i_int,
1815                             NULL );
1816             break;
1817
1818         case INPUT_CONTROL_SET_ES:
1819             /* No need to force update, es_out does it if needed */
1820             es_out_Control( p_input->p->p_es_out, ES_OUT_SET_ES,
1821                             input_EsOutGetFromID( p_input->p->p_es_out,
1822                                                   val.i_int ) );
1823             break;
1824
1825         case INPUT_CONTROL_SET_AUDIO_DELAY:
1826             input_EsOutSetDelay( p_input->p->p_es_out,
1827                                  AUDIO_ES, val.i_time );
1828             var_Change( p_input, "audio-delay", VLC_VAR_SETVALUE, &val, NULL );
1829             break;
1830
1831         case INPUT_CONTROL_SET_SPU_DELAY:
1832             input_EsOutSetDelay( p_input->p->p_es_out,
1833                                  SPU_ES, val.i_time );
1834             var_Change( p_input, "spu-delay", VLC_VAR_SETVALUE, &val, NULL );
1835             break;
1836
1837         case INPUT_CONTROL_SET_TITLE:
1838         case INPUT_CONTROL_SET_TITLE_NEXT:
1839         case INPUT_CONTROL_SET_TITLE_PREV:
1840             if( p_input->p->input.b_title_demux &&
1841                 p_input->p->input.i_title > 0 )
1842             {
1843                 /* TODO */
1844                 /* FIXME handle demux title */
1845                 demux_t *p_demux = p_input->p->input.p_demux;
1846                 int i_title;
1847
1848                 if( i_type == INPUT_CONTROL_SET_TITLE_PREV )
1849                     i_title = p_demux->info.i_title - 1;
1850                 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
1851                     i_title = p_demux->info.i_title + 1;
1852                 else
1853                     i_title = val.i_int;
1854
1855                 if( i_title >= 0 && i_title < p_input->p->input.i_title )
1856                 {
1857                     input_EsOutChangePosition( p_input->p->p_es_out );
1858
1859                     demux_Control( p_demux, DEMUX_SET_TITLE, i_title );
1860                     input_ControlVarTitle( p_input, i_title );
1861                 }
1862             }
1863             else if( p_input->p->input.i_title > 0 )
1864             {
1865                 access_t *p_access = p_input->p->input.p_access;
1866                 int i_title;
1867
1868                 if( i_type == INPUT_CONTROL_SET_TITLE_PREV )
1869                     i_title = p_access->info.i_title - 1;
1870                 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
1871                     i_title = p_access->info.i_title + 1;
1872                 else
1873                     i_title = val.i_int;
1874
1875                 if( i_title >= 0 && i_title < p_input->p->input.i_title )
1876                 {
1877                     input_EsOutChangePosition( p_input->p->p_es_out );
1878
1879                     access_Control( p_access, ACCESS_SET_TITLE, i_title );
1880                     stream_AccessReset( p_input->p->input.p_stream );
1881                 }
1882             }
1883             break;
1884         case INPUT_CONTROL_SET_SEEKPOINT:
1885         case INPUT_CONTROL_SET_SEEKPOINT_NEXT:
1886         case INPUT_CONTROL_SET_SEEKPOINT_PREV:
1887             if( p_input->p->input.b_title_demux &&
1888                 p_input->p->input.i_title > 0 )
1889             {
1890                 demux_t *p_demux = p_input->p->input.p_demux;
1891                 int i_seekpoint;
1892                 int64_t i_input_time;
1893                 int64_t i_seekpoint_time;
1894
1895                 if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV )
1896                 {
1897                     i_seekpoint = p_demux->info.i_seekpoint;
1898                     i_seekpoint_time = p_input->p->input.title[p_demux->info.i_title]->seekpoint[i_seekpoint]->i_time_offset;
1899                     if( i_seekpoint_time >= 0 &&
1900                          !demux_Control( p_demux,
1901                                           DEMUX_GET_TIME, &i_input_time ) )
1902                     {
1903                         if ( i_input_time < i_seekpoint_time + 3000000 )
1904                             i_seekpoint--;
1905                     }
1906                     else
1907                         i_seekpoint--;
1908                 }
1909                 else if( i_type == INPUT_CONTROL_SET_SEEKPOINT_NEXT )
1910                     i_seekpoint = p_demux->info.i_seekpoint + 1;
1911                 else
1912                     i_seekpoint = val.i_int;
1913
1914                 if( i_seekpoint >= 0 && i_seekpoint <
1915                     p_input->p->input.title[p_demux->info.i_title]->i_seekpoint )
1916                 {
1917
1918                     input_EsOutChangePosition( p_input->p->p_es_out );
1919
1920                     demux_Control( p_demux, DEMUX_SET_SEEKPOINT, i_seekpoint );
1921                 }
1922             }
1923             else if( p_input->p->input.i_title > 0 )
1924             {
1925                 demux_t *p_demux = p_input->p->input.p_demux;
1926                 access_t *p_access = p_input->p->input.p_access;
1927                 int i_seekpoint;
1928                 int64_t i_input_time;
1929                 int64_t i_seekpoint_time;
1930
1931                 if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV )
1932                 {
1933                     i_seekpoint = p_access->info.i_seekpoint;
1934                     i_seekpoint_time = p_input->p->input.title[p_access->info.i_title]->seekpoint[i_seekpoint]->i_time_offset;
1935                     if( i_seekpoint_time >= 0 &&
1936                         demux_Control( p_demux,
1937                                         DEMUX_GET_TIME, &i_input_time ) )
1938                     {
1939                         if ( i_input_time < i_seekpoint_time + 3000000 )
1940                             i_seekpoint--;
1941                     }
1942                     else
1943                         i_seekpoint--;
1944                 }
1945                 else if( i_type == INPUT_CONTROL_SET_SEEKPOINT_NEXT )
1946                     i_seekpoint = p_access->info.i_seekpoint + 1;
1947                 else
1948                     i_seekpoint = val.i_int;
1949
1950                 if( i_seekpoint >= 0 && i_seekpoint <
1951                     p_input->p->input.title[p_access->info.i_title]->i_seekpoint )
1952                 {
1953                     input_EsOutChangePosition( p_input->p->p_es_out );
1954
1955                     access_Control( p_access, ACCESS_SET_SEEKPOINT,
1956                                     i_seekpoint );
1957                     stream_AccessReset( p_input->p->input.p_stream );
1958                 }
1959             }
1960             break;
1961
1962         case INPUT_CONTROL_ADD_SLAVE:
1963             if( val.psz_string )
1964             {
1965                 input_source_t *slave = InputSourceNew( p_input );
1966
1967                 if( !InputSourceInit( p_input, slave, val.psz_string, NULL ) )
1968                 {
1969                     vlc_meta_t *p_meta;
1970                     int64_t i_time;
1971
1972                     /* Add the slave */
1973                     msg_Dbg( p_input, "adding %s as slave on the fly",
1974                              val.psz_string );
1975
1976                     /* Set position */
1977                     if( demux_Control( p_input->p->input.p_demux,
1978                                         DEMUX_GET_TIME, &i_time ) )
1979                     {
1980                         msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
1981                         InputSourceClean( slave );
1982                         free( slave );
1983                         break;
1984                     }
1985                     if( demux_Control( slave->p_demux,
1986                                         DEMUX_SET_TIME, i_time ) )
1987                     {
1988                         msg_Err( p_input, "seek failed for new slave" );
1989                         InputSourceClean( slave );
1990                         free( slave );
1991                         break;
1992                     }
1993
1994                     /* Get meta (access and demux) */
1995                     p_meta = vlc_meta_New();
1996                     access_Control( slave->p_access, ACCESS_GET_META,
1997                                      p_meta );
1998                     demux_Control( slave->p_demux, DEMUX_GET_META, p_meta );
1999                     InputUpdateMeta( p_input, p_meta );
2000
2001                     TAB_APPEND( p_input->p->i_slave, p_input->p->slave, slave );
2002                 }
2003                 else
2004                 {
2005                     free( slave );
2006                     msg_Warn( p_input, "failed to add %s as slave",
2007                               val.psz_string );
2008                 }
2009
2010                 free( val.psz_string );
2011             }
2012             break;
2013
2014         case INPUT_CONTROL_SET_BOOKMARK:
2015         default:
2016             msg_Err( p_input, "not yet implemented" );
2017             break;
2018     }
2019
2020     return b_force_update;
2021 }
2022
2023 /*****************************************************************************
2024  * UpdateFromDemux:
2025  *****************************************************************************/
2026 static int UpdateFromDemux( input_thread_t *p_input )
2027 {
2028     demux_t *p_demux = p_input->p->input.p_demux;
2029     vlc_value_t v;
2030
2031     if( p_demux->info.i_update & INPUT_UPDATE_TITLE )
2032     {
2033         v.i_int = p_demux->info.i_title;
2034         var_Change( p_input, "title", VLC_VAR_SETVALUE, &v, NULL );
2035
2036         input_ControlVarTitle( p_input, p_demux->info.i_title );
2037
2038         p_demux->info.i_update &= ~INPUT_UPDATE_TITLE;
2039     }
2040     if( p_demux->info.i_update & INPUT_UPDATE_SEEKPOINT )
2041     {
2042         v.i_int = p_demux->info.i_seekpoint;
2043         var_Change( p_input, "chapter", VLC_VAR_SETVALUE, &v, NULL);
2044
2045         p_demux->info.i_update &= ~INPUT_UPDATE_SEEKPOINT;
2046     }
2047     p_demux->info.i_update &= ~INPUT_UPDATE_SIZE;
2048
2049     /* Hmmm only works with master input */
2050     if( p_input->p->input.p_demux == p_demux )
2051     {
2052         int i_title_end = p_input->p->input.i_title_end -
2053             p_input->p->input.i_title_offset;
2054         int i_seekpoint_end = p_input->p->input.i_seekpoint_end -
2055             p_input->p->input.i_seekpoint_offset;
2056
2057         if( i_title_end >= 0 && i_seekpoint_end >= 0 )
2058         {
2059             if( p_demux->info.i_title > i_title_end ||
2060                 ( p_demux->info.i_title == i_title_end &&
2061                   p_demux->info.i_seekpoint > i_seekpoint_end ) ) return 0;
2062         }
2063         else if( i_seekpoint_end >=0 )
2064         {
2065             if( p_demux->info.i_seekpoint > i_seekpoint_end ) return 0;
2066         }
2067         else if( i_title_end >= 0 )
2068         {
2069             if( p_demux->info.i_title > i_title_end ) return 0;
2070         }
2071     }
2072
2073     return 1;
2074 }
2075
2076 /*****************************************************************************
2077  * UpdateFromAccess:
2078  *****************************************************************************/
2079 static int UpdateFromAccess( input_thread_t *p_input )
2080 {
2081     access_t *p_access = p_input->p->input.p_access;
2082     vlc_value_t v;
2083
2084     if( p_access->info.i_update & INPUT_UPDATE_TITLE )
2085     {
2086         v.i_int = p_access->info.i_title;
2087         var_Change( p_input, "title", VLC_VAR_SETVALUE, &v, NULL );
2088
2089         input_ControlVarTitle( p_input, p_access->info.i_title );
2090
2091         stream_AccessUpdate( p_input->p->input.p_stream );
2092
2093         p_access->info.i_update &= ~INPUT_UPDATE_TITLE;
2094     }
2095     if( p_access->info.i_update & INPUT_UPDATE_SEEKPOINT )
2096     {
2097         v.i_int = p_access->info.i_seekpoint;
2098         var_Change( p_input, "chapter", VLC_VAR_SETVALUE, &v, NULL);
2099         p_access->info.i_update &= ~INPUT_UPDATE_SEEKPOINT;
2100     }
2101     if( p_access->info.i_update & INPUT_UPDATE_META )
2102     {
2103         /* TODO maybe multi - access ? */
2104         vlc_meta_t *p_meta = vlc_meta_New();
2105         access_Control( p_input->p->input.p_access,ACCESS_GET_META, p_meta );
2106         InputUpdateMeta( p_input, p_meta );
2107         var_SetInteger( pl_Get( p_input ), "item-change", p_input->p->input.p_item->i_id );
2108         p_access->info.i_update &= ~INPUT_UPDATE_META;
2109     }
2110
2111     p_access->info.i_update &= ~INPUT_UPDATE_SIZE;
2112
2113     /* Hmmm only works with master input */
2114     if( p_input->p->input.p_access == p_access )
2115     {
2116         int i_title_end = p_input->p->input.i_title_end -
2117             p_input->p->input.i_title_offset;
2118         int i_seekpoint_end = p_input->p->input.i_seekpoint_end -
2119             p_input->p->input.i_seekpoint_offset;
2120
2121         if( i_title_end >= 0 && i_seekpoint_end >=0 )
2122         {
2123             if( p_access->info.i_title > i_title_end ||
2124                 ( p_access->info.i_title == i_title_end &&
2125                   p_access->info.i_seekpoint > i_seekpoint_end ) ) return 0;
2126         }
2127         else if( i_seekpoint_end >=0 )
2128         {
2129             if( p_access->info.i_seekpoint > i_seekpoint_end ) return 0;
2130         }
2131         else if( i_title_end >= 0 )
2132         {
2133             if( p_access->info.i_title > i_title_end ) return 0;
2134         }
2135     }
2136
2137     return 1;
2138 }
2139
2140 /*****************************************************************************
2141  * UpdateItemLength:
2142  *****************************************************************************/
2143 static void UpdateItemLength( input_thread_t *p_input, int64_t i_length )
2144 {
2145     input_item_SetDuration( p_input->p->input.p_item, (mtime_t) i_length );
2146
2147     if( !p_input->b_preparsing )
2148     {
2149         pl_Yield( p_input );
2150         var_SetInteger( pl_Get( p_input ), "item-change",
2151                         p_input->p->input.p_item->i_id );
2152         pl_Release( p_input );
2153     }
2154 }
2155
2156 /*****************************************************************************
2157  * InputSourceNew:
2158  *****************************************************************************/
2159 static input_source_t *InputSourceNew( input_thread_t *p_input )
2160 {
2161     input_source_t *in = (input_source_t*) malloc( sizeof( input_source_t ) );
2162
2163     if( !in )
2164     {
2165         msg_Err( p_input, "out of memory for new input source" );
2166         return NULL;
2167     }
2168
2169     in->p_item   = NULL;
2170     in->p_access = NULL;
2171     in->p_stream = NULL;
2172     in->p_demux  = NULL;
2173     in->b_title_demux = false;
2174     TAB_INIT( in->i_title, in->title );
2175     in->b_can_pause = true;
2176     in->b_can_pace_control = true;
2177     in->b_can_rate_control = true;
2178     in->b_rescale_ts = true;
2179     in->b_eof = false;
2180     in->f_fps = 0.0;
2181     in->i_cr_average = 0;
2182
2183     return in;
2184 }
2185
2186 /*****************************************************************************
2187  * InputSourceInit:
2188  *****************************************************************************/
2189 static int InputSourceInit( input_thread_t *p_input,
2190                             input_source_t *in, const char *psz_mrl,
2191                             const char *psz_forced_demux )
2192 {
2193     char psz_dup[strlen (psz_mrl) + 1];
2194     const char *psz_access;
2195     const char *psz_demux;
2196     char *psz_path;
2197     char *psz_tmp;
2198     char *psz;
2199     vlc_value_t val;
2200     double f_fps;
2201
2202     strcpy( psz_dup, psz_mrl );
2203
2204     if( !in ) return VLC_EGENERIC;
2205     if( !p_input ) return VLC_EGENERIC;
2206
2207     /* Split uri */
2208     MRLSplit( psz_dup, &psz_access, &psz_demux, &psz_path );
2209
2210     msg_Dbg( p_input, "`%s' gives access `%s' demux `%s' path `%s'",
2211              psz_mrl, psz_access, psz_demux, psz_path );
2212     if( !p_input->b_preparsing )
2213     {
2214         /* Hack to allow udp://@:port syntax */
2215         if( !psz_access ||
2216             (strncmp( psz_access, "udp", 3 ) &&
2217              strncmp( psz_access, "rtp", 3 )) )
2218         {
2219             /* Find optional titles and seekpoints */
2220             MRLSections( p_input, psz_path, &in->i_title_start, &in->i_title_end,
2221                      &in->i_seekpoint_start, &in->i_seekpoint_end );
2222         }
2223
2224         if( psz_forced_demux && *psz_forced_demux )
2225         {
2226             psz_demux = psz_forced_demux;
2227         }
2228         else if( *psz_demux == '\0' )
2229         {
2230             /* special hack for forcing a demuxer with --demux=module
2231              * (and do nothing with a list) */
2232             char *psz_var_demux = var_GetNonEmptyString( p_input, "demux" );
2233
2234             if( psz_var_demux != NULL &&
2235                 !strchr(psz_var_demux, ',' ) &&
2236                 !strchr(psz_var_demux, ':' ) )
2237             {
2238                 psz_demux = psz_var_demux;
2239
2240                 msg_Dbg( p_input, "enforced demux ` %s'", psz_demux );
2241             }
2242         }
2243
2244         /* Try access_demux if no demux given */
2245         if( *psz_demux == '\0' )
2246         {
2247             in->p_demux = demux_New( p_input, psz_access, psz_demux, psz_path,
2248                                       NULL, p_input->p->p_es_out, false );
2249         }
2250     }
2251     else
2252     {
2253         /* Preparsing is only for file:// */
2254         if( *psz_demux )
2255             goto error;
2256         if( !*psz_access ) /* path without scheme:// */
2257             psz_access = "file";
2258         if( strcmp( psz_access, "file" ) )
2259             goto error;
2260         msg_Dbg( p_input, "trying to pre-parse %s",  psz_path );
2261     }
2262
2263     if( in->p_demux )
2264     {
2265         int64_t i_pts_delay;
2266
2267         /* Get infos from access_demux */
2268         demux_Control( in->p_demux,
2269                         DEMUX_GET_PTS_DELAY, &i_pts_delay );
2270         p_input->i_pts_delay = __MAX( p_input->i_pts_delay, i_pts_delay );
2271
2272         in->b_title_demux = true;
2273         if( demux_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
2274                             &in->title, &in->i_title,
2275                             &in->i_title_offset, &in->i_seekpoint_offset ) )
2276         {
2277             in->i_title = 0;
2278             in->title   = NULL;
2279         }
2280         if( demux_Control( in->p_demux, DEMUX_CAN_CONTROL_PACE,
2281                             &in->b_can_pace_control ) )
2282             in->b_can_pace_control = false;
2283
2284         if( !in->b_can_pace_control )
2285         {
2286             if( demux_Control( in->p_demux, DEMUX_CAN_CONTROL_RATE,
2287                                 &in->b_can_rate_control, &in->b_rescale_ts ) )
2288             {
2289                 in->b_can_rate_control = false;
2290                 in->b_rescale_ts = true; /* not used */
2291             }
2292         }
2293         else
2294         {
2295             in->b_can_rate_control = true;
2296             in->b_rescale_ts = true;
2297         }
2298         if( demux_Control( in->p_demux, DEMUX_CAN_PAUSE,
2299                             &in->b_can_pause ) )
2300             in->b_can_pause = false;
2301         var_SetBool( p_input, "can-pause", in->b_can_pause );
2302
2303         int ret = demux_Control( in->p_demux, DEMUX_CAN_SEEK,
2304                         &val.b_bool );
2305         if( ret != VLC_SUCCESS )
2306             val.b_bool = false;
2307         var_Set( p_input, "seekable", val );
2308     }
2309     else
2310     {
2311         int64_t i_pts_delay;
2312
2313         input_ChangeState( p_input, OPENING_S );
2314
2315         /* Now try a real access */
2316         in->p_access = access_New( p_input, psz_access, psz_demux, psz_path );
2317
2318         /* Access failed, URL encoded ? */
2319         if( in->p_access == NULL && strchr( psz_path, '%' ) )
2320         {
2321             decode_URI( psz_path );
2322
2323             msg_Dbg( p_input, "retrying with access `%s' demux `%s' path `%s'",
2324                      psz_access, psz_demux, psz_path );
2325
2326             in->p_access = access_New( p_input,
2327                                         psz_access, psz_demux, psz_path );
2328         }
2329         if( in->p_access == NULL )
2330         {
2331             msg_Err( p_input, "open of `%s' failed: %s", psz_mrl,
2332                                                          msg_StackMsg() );
2333             intf_UserFatal( VLC_OBJECT( p_input), false,
2334                             _("Your input can't be opened"),
2335                             _("VLC is unable to open the MRL '%s'."
2336                             " Check the log for details."), psz_mrl );
2337             goto error;
2338         }
2339
2340         /* */
2341         psz_tmp = psz = var_GetNonEmptyString( p_input, "access-filter" );
2342         while( psz && *psz )
2343         {
2344             access_t *p_access = in->p_access;
2345             char *end = strchr( psz, ':' );
2346
2347             if( end )
2348                 *end++ = '\0';
2349
2350             in->p_access = access_FilterNew( in->p_access, psz );
2351             if( in->p_access == NULL )
2352             {
2353                 in->p_access = p_access;
2354                 msg_Warn( p_input, "failed to insert access filter %s",
2355                           psz );
2356             }
2357
2358             psz = end;
2359         }
2360         free( psz_tmp );
2361
2362         /* Get infos from access */
2363         if( !p_input->b_preparsing )
2364         {
2365             access_Control( in->p_access,
2366                              ACCESS_GET_PTS_DELAY, &i_pts_delay );
2367             p_input->i_pts_delay = __MAX( p_input->i_pts_delay, i_pts_delay );
2368
2369             in->b_title_demux = false;
2370             if( access_Control( in->p_access, ACCESS_GET_TITLE_INFO,
2371                                  &in->title, &in->i_title,
2372                                 &in->i_title_offset, &in->i_seekpoint_offset ) )
2373
2374             {
2375                 in->i_title = 0;
2376                 in->title   = NULL;
2377             }
2378             access_Control( in->p_access, ACCESS_CAN_CONTROL_PACE,
2379                              &in->b_can_pace_control );
2380             in->b_can_rate_control = in->b_can_pace_control;
2381             in->b_rescale_ts = true;
2382
2383             access_Control( in->p_access, ACCESS_CAN_PAUSE,
2384                              &in->b_can_pause );
2385             var_SetBool( p_input, "can-pause", in->b_can_pause );
2386             access_Control( in->p_access, ACCESS_CAN_SEEK,
2387                              &val.b_bool );
2388             var_Set( p_input, "seekable", val );
2389         }
2390
2391         input_ChangeState( p_input, BUFFERING_S );
2392
2393         /* Create the stream_t */
2394         in->p_stream = stream_AccessNew( in->p_access, p_input->b_preparsing );
2395         if( in->p_stream == NULL )
2396         {
2397             msg_Warn( p_input, "cannot create a stream_t from access" );
2398             goto error;
2399         }
2400
2401         /* Open a demuxer */
2402         if( *psz_demux == '\0' && *in->p_access->psz_demux )
2403         {
2404             psz_demux = in->p_access->psz_demux;
2405         }
2406
2407         {
2408             /* Take access redirections into account */
2409             char *psz_real_path;
2410             char *psz_buf = NULL;
2411             if( in->p_access->psz_path )
2412             {
2413                 const char *psz_a, *psz_d;
2414                 psz_buf = strdup( in->p_access->psz_path );
2415                 MRLSplit( psz_buf, &psz_a, &psz_d, &psz_real_path );
2416             }
2417             else
2418             {
2419                 psz_real_path = psz_path;
2420             }
2421             in->p_demux = demux_New( p_input, psz_access, psz_demux,
2422                                       psz_real_path,
2423                                       in->p_stream, p_input->p->p_es_out,
2424                                       p_input->b_preparsing );
2425             free( psz_buf );
2426         }
2427
2428         if( in->p_demux == NULL )
2429         {
2430             msg_Err( p_input, "no suitable demux module for `%s/%s://%s'",
2431                      psz_access, psz_demux, psz_path );
2432             intf_UserFatal( VLC_OBJECT( p_input ), false,
2433                             _("VLC can't recognize the input's format"),
2434                             _("The format of '%s' cannot be detected. "
2435                             "Have a look the log for details."), psz_mrl );
2436             goto error;
2437         }
2438
2439         /* Get title from demux */
2440         if( !p_input->b_preparsing && in->i_title <= 0 )
2441         {
2442             if( demux_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
2443                                 &in->title, &in->i_title,
2444                                 &in->i_title_offset, &in->i_seekpoint_offset ))
2445             {
2446                 TAB_INIT( in->i_title, in->title );
2447             }
2448             else
2449             {
2450                 in->b_title_demux = true;
2451             }
2452         }
2453     }
2454
2455     /* get attachment
2456      * FIXME improve for b_preparsing: move it after GET_META and check psz_arturl */
2457     if( 1 || !p_input->b_preparsing )
2458     {
2459         int i_attachment;
2460         input_attachment_t **attachment;
2461         if( !demux_Control( in->p_demux, DEMUX_GET_ATTACHMENTS,
2462                              &attachment, &i_attachment ) )
2463         {
2464             vlc_mutex_lock( &p_input->p->input.p_item->lock );
2465             AppendAttachment( &p_input->p->i_attachment, &p_input->p->attachment,
2466                               i_attachment, attachment );
2467             vlc_mutex_unlock( &p_input->p->input.p_item->lock );
2468         }
2469     }
2470     if( !demux_Control( in->p_demux, DEMUX_GET_FPS, &f_fps ) )
2471     {
2472         vlc_mutex_lock( &p_input->p->input.p_item->lock );
2473         in->f_fps = f_fps;
2474         vlc_mutex_unlock( &p_input->p->input.p_item->lock );
2475     }
2476
2477     if( var_GetInteger( p_input, "clock-synchro" ) != -1 )
2478         in->b_can_pace_control = !var_GetInteger( p_input, "clock-synchro" );
2479
2480     return VLC_SUCCESS;
2481
2482 error:
2483     input_ChangeState( p_input, ERROR_S );
2484
2485     if( in->p_demux )
2486         demux_Delete( in->p_demux );
2487
2488     if( in->p_stream )
2489         stream_Delete( in->p_stream );
2490
2491     if( in->p_access )
2492         access_Delete( in->p_access );
2493
2494     return VLC_EGENERIC;
2495 }
2496
2497 /*****************************************************************************
2498  * InputSourceClean:
2499  *****************************************************************************/
2500 static void InputSourceClean( input_source_t *in )
2501 {
2502     int i;
2503
2504     if( in->p_demux )
2505         demux_Delete( in->p_demux );
2506
2507     if( in->p_stream )
2508         stream_Delete( in->p_stream );
2509
2510     if( in->p_access )
2511         access_Delete( in->p_access );
2512
2513     if( in->i_title > 0 )
2514     {
2515         for( i = 0; i < in->i_title; i++ )
2516             vlc_input_title_Delete( in->title[i] );
2517         TAB_CLEAN( in->i_title, in->title );
2518     }
2519 }
2520
2521 static void SlaveDemux( input_thread_t *p_input )
2522 {
2523     int64_t i_time;
2524     int i;
2525
2526     if( demux_Control( p_input->p->input.p_demux, DEMUX_GET_TIME, &i_time ) )
2527     {
2528         msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2529         return;
2530     }
2531
2532     for( i = 0; i < p_input->p->i_slave; i++ )
2533     {
2534         input_source_t *in = p_input->p->slave[i];
2535         int i_ret = 1;
2536
2537         if( in->b_eof )
2538             continue;
2539
2540         if( demux_Control( in->p_demux, DEMUX_SET_NEXT_DEMUX_TIME, i_time ) )
2541         {
2542             for( ;; )
2543             {
2544                 int64_t i_stime;
2545                 if( demux_Control( in->p_demux, DEMUX_GET_TIME, &i_stime ) )
2546                 {
2547                     msg_Err( p_input, "slave[%d] doesn't like "
2548                              "DEMUX_GET_TIME -> EOF", i );
2549                     i_ret = 0;
2550                     break;
2551                 }
2552
2553                 if( i_stime >= i_time )
2554                     break;
2555
2556                 if( ( i_ret = in->p_demux->pf_demux( in->p_demux ) ) <= 0 )
2557                     break;
2558             }
2559         }
2560         else
2561         {
2562             i_ret = in->p_demux->pf_demux( in->p_demux );
2563         }
2564
2565         if( i_ret <= 0 )
2566         {
2567             msg_Dbg( p_input, "slave %d EOF", i );
2568             in->b_eof = true;
2569         }
2570     }
2571 }
2572
2573 static void SlaveSeek( input_thread_t *p_input )
2574 {
2575     int64_t i_time;
2576     int i;
2577
2578     if( !p_input ) return;
2579
2580     if( demux_Control( p_input->p->input.p_demux, DEMUX_GET_TIME, &i_time ) )
2581     {
2582         msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2583         return;
2584     }
2585
2586     for( i = 0; i < p_input->p->i_slave; i++ )
2587     {
2588         input_source_t *in = p_input->p->slave[i];
2589
2590         if( demux_Control( in->p_demux, DEMUX_SET_TIME, i_time ) )
2591         {
2592             msg_Err( p_input, "seek failed for slave %d -> EOF", i );
2593             in->b_eof = true;
2594         }
2595     }
2596 }
2597
2598 /*****************************************************************************
2599  * InputMetaUser:
2600  *****************************************************************************/
2601 static void InputMetaUser( input_thread_t *p_input, vlc_meta_t *p_meta )
2602 {
2603     vlc_value_t val;
2604
2605     if( !p_meta ) return;
2606
2607     /* Get meta information from user */
2608 #define GET_META( field, s ) \
2609     var_Get( p_input, (s), &val );  \
2610     if( *val.psz_string ) \
2611         vlc_meta_Set( p_meta, vlc_meta_ ## field, val.psz_string ); \
2612     free( val.psz_string )
2613
2614     GET_META( Title, "meta-title" );
2615     GET_META( Artist, "meta-artist" );
2616     GET_META( Genre, "meta-genre" );
2617     GET_META( Copyright, "meta-copyright" );
2618     GET_META( Description, "meta-description" );
2619     GET_META( Date, "meta-date" );
2620     GET_META( URL, "meta-url" );
2621 #undef GET_META
2622 }
2623
2624 /*****************************************************************************
2625  * InputUpdateMeta: merge p_item meta data with p_meta taking care of
2626  * arturl and locking issue.
2627  *****************************************************************************/
2628 static void InputUpdateMeta( input_thread_t *p_input, vlc_meta_t *p_meta )
2629 {
2630     input_item_t *p_item = p_input->p->input.p_item;
2631     char * psz_arturl = NULL;
2632     char *psz_title = NULL;
2633     int i_arturl_event = false;
2634
2635     if( !p_meta )
2636         return;
2637
2638     psz_arturl = input_item_GetArtURL( p_item );
2639
2640     vlc_mutex_lock( &p_item->lock );
2641     if( vlc_meta_Get( p_meta, vlc_meta_Title ) && !p_item->b_fixed_name )
2642         psz_title = strdup( vlc_meta_Get( p_meta, vlc_meta_Title ) );
2643
2644     vlc_meta_Merge( p_item->p_meta, p_meta );
2645
2646     if( psz_arturl && *psz_arturl )
2647     {
2648         vlc_meta_Set( p_item->p_meta, vlc_meta_ArtworkURL, psz_arturl );
2649         i_arturl_event = true;
2650     }
2651
2652     vlc_meta_Delete( p_meta );
2653
2654     if( psz_arturl && !strncmp( psz_arturl, "attachment://", strlen("attachment") ) )
2655     {
2656         /* Don't look for art cover if sout
2657          * XXX It can change when sout has meta data support */
2658         if( p_input->p->p_sout && !p_input->b_preparsing )
2659         {
2660             vlc_meta_Set( p_item->p_meta, vlc_meta_ArtworkURL, "" );
2661             i_arturl_event = true;
2662
2663         }
2664         else
2665             input_ExtractAttachmentAndCacheArt( p_input );
2666     }
2667     free( psz_arturl );
2668
2669     /* A bit ugly */
2670     p_meta = NULL;
2671     if( vlc_dictionary_keys_count( &p_item->p_meta->extra_tags ) > 0 )
2672     {
2673         p_meta = vlc_meta_New();
2674         vlc_meta_Merge( p_meta, input_item_GetMetaObject( p_item ) );
2675     }
2676     vlc_mutex_unlock( &p_item->lock );
2677
2678     input_item_SetPreparsed( p_item, true );
2679
2680     if( i_arturl_event == true )
2681     {
2682         vlc_event_t event;
2683
2684         /* Notify interested third parties */
2685         event.type = vlc_InputItemMetaChanged;
2686         event.u.input_item_meta_changed.meta_type = vlc_meta_ArtworkURL;
2687         vlc_event_send( &p_item->event_manager, &event );
2688     }
2689
2690     if( psz_title )
2691     {
2692         input_Control( p_input, INPUT_SET_NAME, psz_title );
2693         free( psz_title );
2694     }
2695
2696     /** \todo handle sout meta */
2697 }
2698
2699
2700 static void AppendAttachment( int *pi_attachment, input_attachment_t ***ppp_attachment,
2701                               int i_new, input_attachment_t **pp_new )
2702 {
2703     int i_attachment = *pi_attachment;
2704     input_attachment_t **attachment = *ppp_attachment;
2705     int i;
2706
2707     attachment = realloc( attachment,
2708                           sizeof(input_attachment_t**) * ( i_attachment + i_new ) );
2709     for( i = 0; i < i_new; i++ )
2710         attachment[i_attachment++] = pp_new[i];
2711     free( pp_new );
2712
2713     /* */
2714     *pi_attachment = i_attachment;
2715     *ppp_attachment = attachment;
2716 }
2717
2718 static void AccessMeta( input_thread_t * p_input, vlc_meta_t *p_meta )
2719 {
2720     int i;
2721
2722     if( p_input->b_preparsing )
2723         return;
2724
2725     if( p_input->p->input.p_access )
2726         access_Control( p_input->p->input.p_access, ACCESS_GET_META,
2727                          p_meta );
2728
2729     /* Get meta data from slave input */
2730     for( i = 0; i < p_input->p->i_slave; i++ )
2731     {
2732         DemuxMeta( p_input, p_meta, p_input->p->slave[i]->p_demux );
2733         if( p_input->p->slave[i]->p_access )
2734         {
2735             access_Control( p_input->p->slave[i]->p_access,
2736                              ACCESS_GET_META, p_meta );
2737         }
2738     }
2739 }
2740
2741 static void DemuxMeta( input_thread_t *p_input, vlc_meta_t *p_meta, demux_t *p_demux )
2742 {
2743     bool b_bool;
2744     module_t *p_id3;
2745
2746
2747 #if 0
2748     /* XXX I am not sure it is a great idea, besides, there is more than that
2749      * if we want to do it right */
2750     vlc_mutex_lock( &p_item->lock );
2751     if( p_item->p_meta && (p_item->p_meta->i_status & ITEM_PREPARSED ) )
2752     {
2753         vlc_mutex_unlock( &p_item->lock );
2754         return;
2755     }
2756     vlc_mutex_unlock( &p_item->lock );
2757 #endif
2758
2759     demux_Control( p_demux, DEMUX_GET_META, p_meta );
2760     if( demux_Control( p_demux, DEMUX_HAS_UNSUPPORTED_META, &b_bool ) )
2761         return;
2762     if( !b_bool )
2763         return;
2764
2765     p_demux->p_private = malloc( sizeof( demux_meta_t ) );
2766     if(! p_demux->p_private )
2767         return;
2768
2769     p_id3 = module_Need( p_demux, "meta reader", NULL, 0 );
2770     if( p_id3 )
2771     {
2772         demux_meta_t *p_demux_meta = (demux_meta_t *)p_demux->p_private;
2773
2774         if( p_demux_meta->p_meta )
2775         {
2776             vlc_meta_Merge( p_meta, p_demux_meta->p_meta );
2777             vlc_meta_Delete( p_demux_meta->p_meta );
2778         }
2779
2780         if( p_demux_meta->i_attachments > 0 )
2781         {
2782             vlc_mutex_lock( &p_input->p->input.p_item->lock );
2783             AppendAttachment( &p_input->p->i_attachment, &p_input->p->attachment,
2784                               p_demux_meta->i_attachments, p_demux_meta->attachments );
2785             vlc_mutex_unlock( &p_input->p->input.p_item->lock );
2786         }
2787         module_Unneed( p_demux, p_id3 );
2788     }
2789     free( p_demux->p_private );
2790 }
2791
2792
2793 /*****************************************************************************
2794  * MRLSplit: parse the access, demux and url part of the
2795  *           Media Resource Locator.
2796  *****************************************************************************/
2797 void MRLSplit( char *psz_dup, const char **ppsz_access, const char **ppsz_demux,
2798                char **ppsz_path )
2799 {
2800     char *psz_access = NULL;
2801     char *psz_demux  = NULL;
2802     char *psz_path;
2803
2804     /* Either there is an access/demux specification before ://
2805      * or we have a plain local file path. */
2806     psz_path = strstr( psz_dup, "://" );
2807     if( psz_path != NULL )
2808     {
2809         *psz_path = '\0';
2810         psz_path += 3; /* skips "://" */
2811
2812         /* Separate access from demux (<access>/<demux>://<path>) */
2813         psz_access = psz_dup;
2814         psz_demux = strchr( psz_access, '/' );
2815         if( psz_demux )
2816             *psz_demux++ = '\0';
2817     }
2818     else
2819     {
2820         psz_path = psz_dup;
2821     }
2822
2823     *ppsz_access = psz_access ? psz_access : "";
2824     *ppsz_demux = psz_demux ? psz_demux : "";
2825     *ppsz_path = psz_path ? psz_path : "";
2826 }
2827
2828 /*****************************************************************************
2829  * MRLSections: parse title and seekpoint info from the Media Resource Locator.
2830  *
2831  * Syntax:
2832  * [url][@[title-start][:chapter-start][-[title-end][:chapter-end]]]
2833  *****************************************************************************/
2834 static void MRLSections( input_thread_t *p_input, char *psz_source,
2835                          int *pi_title_start, int *pi_title_end,
2836                          int *pi_chapter_start, int *pi_chapter_end )
2837 {
2838     char *psz, *psz_end, *psz_next, *psz_check;
2839
2840     *pi_title_start = *pi_title_end = -1;
2841     *pi_chapter_start = *pi_chapter_end = -1;
2842
2843     /* Start by parsing titles and chapters */
2844     if( !psz_source || !( psz = strrchr( psz_source, '@' ) ) ) return;
2845
2846     /* Check we are really dealing with a title/chapter section */
2847     psz_check = psz + 1;
2848     if( !*psz_check ) return;
2849     if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 );
2850     if( *psz_check != ':' && *psz_check != '-' && *psz_check ) return;
2851     if( *psz_check == ':' && ++psz_check )
2852         if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 );
2853     if( *psz_check != '-' && *psz_check ) return;
2854     if( *psz_check == '-' && ++psz_check )
2855         if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 );
2856     if( *psz_check != ':' && *psz_check ) return;
2857     if( *psz_check == ':' && ++psz_check )
2858         if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 );
2859     if( *psz_check ) return;
2860
2861     /* Separate start and end */
2862     *psz++ = 0;
2863     if( ( psz_end = strchr( psz, '-' ) ) ) *psz_end++ = 0;
2864
2865     /* Look for the start title */
2866     *pi_title_start = strtol( psz, &psz_next, 0 );
2867     if( !*pi_title_start && psz == psz_next ) *pi_title_start = -1;
2868     *pi_title_end = *pi_title_start;
2869     psz = psz_next;
2870
2871     /* Look for the start chapter */
2872     if( *psz ) psz++;
2873     *pi_chapter_start = strtol( psz, &psz_next, 0 );
2874     if( !*pi_chapter_start && psz == psz_next ) *pi_chapter_start = -1;
2875     *pi_chapter_end = *pi_chapter_start;
2876
2877     if( psz_end )
2878     {
2879         /* Look for the end title */
2880         *pi_title_end = strtol( psz_end, &psz_next, 0 );
2881         if( !*pi_title_end && psz_end == psz_next ) *pi_title_end = -1;
2882         psz_end = psz_next;
2883
2884         /* Look for the end chapter */
2885         if( *psz_end ) psz_end++;
2886         *pi_chapter_end = strtol( psz_end, &psz_next, 0 );
2887         if( !*pi_chapter_end && psz_end == psz_next ) *pi_chapter_end = -1;
2888     }
2889
2890     msg_Dbg( p_input, "source=`%s' title=%d/%d seekpoint=%d/%d",
2891              psz_source, *pi_title_start, *pi_chapter_start,
2892              *pi_title_end, *pi_chapter_end );
2893 }
2894
2895 /*****************************************************************************
2896  * input_AddSubtitles: add a subtitles file and enable it
2897  *****************************************************************************/
2898 bool input_AddSubtitles( input_thread_t *p_input, char *psz_subtitle,
2899                                bool b_check_extension )
2900 {
2901     input_source_t *sub;
2902     vlc_value_t count;
2903     vlc_value_t list;
2904     char *psz_path, *psz_extension;
2905
2906     if( b_check_extension && !subtitles_Filter( psz_subtitle ) )
2907     {
2908         return false;
2909     }
2910
2911     /* if we are provided a subtitle.sub file,
2912      * see if we don't have a subtitle.idx and use it instead */
2913     psz_path = strdup( psz_subtitle );
2914     if( psz_path )
2915     {
2916         psz_extension = strrchr( psz_path, '.');
2917         if( psz_extension && strcmp( psz_extension, ".sub" ) == 0 )
2918         {
2919             FILE *f;
2920
2921             strcpy( psz_extension, ".idx" );
2922             /* FIXME: a portable wrapper for stat() or access() would be more suited */
2923             if( ( f = utf8_fopen( psz_path, "rt" ) ) )
2924             {
2925                 fclose( f );
2926                 msg_Dbg( p_input, "using %s subtitles file instead of %s",
2927                          psz_path, psz_subtitle );
2928                 strcpy( psz_subtitle, psz_path );
2929             }
2930         }
2931         free( psz_path );
2932     }
2933
2934     var_Change( p_input, "spu-es", VLC_VAR_CHOICESCOUNT, &count, NULL );
2935
2936     sub = InputSourceNew( p_input );
2937     if( !InputSourceInit( p_input, sub, psz_subtitle, "subtitle" ) )
2938     {
2939         TAB_APPEND( p_input->p->i_slave, p_input->p->slave, sub );
2940
2941         /* Select the ES */
2942         if( !var_Change( p_input, "spu-es", VLC_VAR_GETLIST, &list, NULL ) )
2943         {
2944             if( count.i_int == 0 )
2945                 count.i_int++;
2946             /* if it was first one, there is disable too */
2947
2948             if( count.i_int < list.p_list->i_count )
2949             {
2950                 input_ControlPush( p_input, INPUT_CONTROL_SET_ES,
2951                                    &list.p_list->p_values[count.i_int] );
2952             }
2953             var_Change( p_input, "spu-es", VLC_VAR_FREELIST, &list, NULL );
2954         }
2955     }
2956     else free( sub );
2957
2958     return true;
2959 }