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

   1 /*****************************************************************************
   2  * input.c: input thread
   3  *****************************************************************************
   4  * Copyright (C) 1998-2007 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Christophe Massiot <massiot@via.ecp.fr>
   8  *          Laurent Aimar <fenrir@via.ecp.fr>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  23  *****************************************************************************/
  24
  25 /*****************************************************************************
  26  * Preamble
  27  *****************************************************************************/
  28 #include <vlc/vlc.h>
  29
  30 #include <ctype.h>
  31
  32 #include "input_internal.h"
  33
  34 #include <vlc_sout.h>
  35 #include "../stream_output/stream_output.h"
  36
  37 #include <vlc_playlist.h>
  38 #include <vlc_interface.h>
  39 #include <vlc_url.h>
  40 #include <vlc_demux.h>
  41 #include <vlc_charset.h>
  42
  43 #ifdef HAVE_SYS_STAT_H
  44 #   include <sys/stat.h>
  45 #endif
  46
  47 /*****************************************************************************
  48  * Local prototypes
  49  *****************************************************************************/
  50 static  int Run  ( input_thread_t *p_input );
  51 static  int RunAndDestroy  ( input_thread_t *p_input );
  52
  53 static input_thread_t * Create  ( vlc_object_t *, input_item_t *,
  54                                   const char *, vlc_bool_t, sout_instance_t * );
  55 static  int             Init    ( input_thread_t *p_input );
  56 static void             Error   ( input_thread_t *p_input );
  57 static void             End     ( input_thread_t *p_input );
  58 static void             MainLoop( input_thread_t *p_input );
  59 static void             Destroy( input_thread_t *p_input, sout_instance_t **pp_sout );
  60
  61 static inline int ControlPopNoLock( input_thread_t *, int *, vlc_value_t * );
  62 static void       ControlReduce( input_thread_t * );
  63 static vlc_bool_t Control( input_thread_t *, int, vlc_value_t );
  64
  65 static int  UpdateFromAccess( input_thread_t * );
  66 static int  UpdateFromDemux( input_thread_t * );
  67
  68 static void UpdateItemLength( input_thread_t *, int64_t i_length );
  69
  70 static void MRLSections( input_thread_t *, char *, int *, int *, int *, int *);
  71
  72 static input_source_t *InputSourceNew( input_thread_t *);
  73 static int  InputSourceInit( input_thread_t *, input_source_t *,
  74                              const char *, const char *psz_forced_demux );
  75 static void InputSourceClean( input_source_t * );
  76 /* TODO */
  77 //static void InputGetAttachments( input_thread_t *, input_source_t * );
  78
  79 static void SlaveDemux( input_thread_t *p_input );
  80 static void SlaveSeek( input_thread_t *p_input );
  81
  82 static void InputMetaUser( input_thread_t *p_input, vlc_meta_t *p_meta );
  83 static void InputUpdateMeta( input_thread_t *p_input, vlc_meta_t *p_meta );
  84
  85 static sout_instance_t *SoutFind( vlc_object_t *p_parent, input_item_t *p_item, vlc_bool_t * );
  86 static void SoutKeep( sout_instance_t * );
  87
  88 /*****************************************************************************
  89  * This function creates a new input, and returns a pointer
  90  * to its description. On error, it returns NULL.
  91  *
  92  * Variables for _public_ use:
  93  * * Get and Set:
  94  *  - state
  95  *  - rate,rate-slower, rate-faster
  96  *  - position, position-offset
  97  *  - time, time-offset
  98  *  - title,title-next,title-prev
  99  *  - chapter,chapter-next, chapter-prev
 100  *  - program, audio-es, video-es, spu-es
 101  *  - audio-delay, spu-delay
 102  *  - bookmark
 103  * * Get only:
 104  *  - length
 105  *  - bookmarks
 106  *  - seekable (if you can seek, it doesn't say if 'bar display' has be shown or not, for that check position != 0.0)
 107  * * For intf callback upon changes
 108  *  - intf-change
 109  * TODO explain when Callback is called
 110  * TODO complete this list (?)
 111  *****************************************************************************/
 112 static input_thread_t *Create( vlc_object_t *p_parent, input_item_t *p_item,
 113                                const char *psz_header, vlc_bool_t b_quick, sout_instance_t *p_sout )
 114 {
 115     input_thread_t *p_input = NULL;                 /* thread descriptor */
 116     vlc_value_t val;
 117     int i;
 118
 119     /* Allocate descriptor */
 120     p_input = vlc_object_create( p_parent, VLC_OBJECT_INPUT );
 121     if( p_input == NULL )
 122     {
 123         msg_Err( p_parent, "out of memory" );
 124         return NULL;
 125     }
 126     MALLOC_NULL( p_input->p, input_thread_private_t );
 127
 128     /* One "randomly" selected input thread is responsible for computing
 129      * the global stats. Check if there is already someone doing this */
 130     if( p_input->p_libvlc->p_playlist->p_stats && !b_quick )
 131     {
 132         vlc_mutex_lock( &p_input->p_libvlc->p_playlist->p_stats->lock );
 133         if( p_input->p_libvlc->p_playlist->p_stats_computer == NULL )
 134         {
 135             p_input->p_libvlc->p_playlist->p_stats_computer = p_input;
 136         }
 137         vlc_mutex_unlock( &p_input->p_libvlc->p_playlist->p_stats->lock );
 138     }
 139
 140     p_input->b_preparsing = b_quick;
 141     p_input->psz_header = psz_header ? strdup( psz_header ) : NULL;
 142
 143     /* Init Common fields */
 144     p_input->b_eof = VLC_FALSE;
 145     p_input->b_can_pace_control = VLC_TRUE;
 146     p_input->p->i_start = 0;
 147     p_input->i_time  = 0;
 148     p_input->p->i_stop  = 0;
 149     p_input->p->i_run  = 0;
 150     p_input->p->i_title = 0;
 151     p_input->p->title   = NULL;
 152     p_input->p->i_title_offset = p_input->p->i_seekpoint_offset = 0;
 153     p_input->i_state = INIT_S;
 154     p_input->p->i_rate  = INPUT_RATE_DEFAULT;
 155     TAB_INIT( p_input->p->i_bookmark, p_input->p->bookmark );
 156     TAB_INIT( p_input->p->i_attachment, p_input->p->attachment );
 157     p_input->p->p_es_out = NULL;
 158     p_input->p->p_sout  = NULL;
 159     p_input->p->b_sout_keep  = VLC_FALSE;
 160     p_input->p->b_out_pace_control = VLC_FALSE;
 161     p_input->i_pts_delay = 0;
 162
 163     /* Init Input fields */
 164     p_input->p->input.p_item = p_item;
 165     p_input->p->input.p_access = NULL;
 166     p_input->p->input.p_stream = NULL;
 167     p_input->p->input.p_demux  = NULL;
 168     p_input->p->input.b_title_demux = VLC_FALSE;
 169     p_input->p->input.i_title  = 0;
 170     p_input->p->input.title    = NULL;
 171     p_input->p->input.i_title_offset = p_input->p->input.i_seekpoint_offset = 0;
 172     p_input->p->input.b_can_pace_control = VLC_TRUE;
 173     p_input->p->input.b_eof = VLC_FALSE;
 174     p_input->p->input.i_cr_average = 0;
 175
 176     vlc_mutex_lock( &p_item->lock );
 177
 178     if( !p_item->p_stats )
 179         p_item->p_stats = stats_NewInputStats( p_input );
 180     vlc_mutex_unlock( &p_item->lock );
 181
 182     /* No slave */
 183     p_input->p->i_slave = 0;
 184     p_input->p->slave   = NULL;
 185
 186     /* Init control buffer */
 187     vlc_mutex_init( p_input, &p_input->p->lock_control );
 188     p_input->p->i_control = 0;
 189
 190     /* Parse input options */
 191     vlc_mutex_lock( &p_item->lock );
 192     for( i = 0; i < p_item->i_options; i++ )
 193         var_OptionParse( p_input, p_item->ppsz_options[i] );
 194     vlc_mutex_unlock( &p_item->lock );
 195
 196     /* Create Object Variables for private use only */
 197     input_ConfigVarInit( p_input );
 198
 199     /* Create Objects variables for public Get and Set */
 200     input_ControlVarInit( p_input );
 201
 202     p_input->p->input.i_cr_average = var_GetInteger( p_input, "cr-average" );
 203
 204     if( !p_input->b_preparsing )
 205     {
 206         var_Get( p_input, "bookmarks", &val );
 207         if( val.psz_string )
 208         {
 209             /* FIXME: have a common cfg parsing routine used by sout and others */
 210             char *psz_parser, *psz_start, *psz_end;
 211             psz_parser = val.psz_string;
 212             while( (psz_start = strchr( psz_parser, '{' ) ) )
 213             {
 214                  seekpoint_t *p_seekpoint = vlc_seekpoint_New();
 215                  char backup;
 216                  psz_start++;
 217                  psz_end = strchr( psz_start, '}' );
 218                  if( !psz_end ) break;
 219                  psz_parser = psz_end + 1;
 220                  backup = *psz_parser;
 221                  *psz_parser = 0;
 222                  *psz_end = ',';
 223                  while( (psz_end = strchr( psz_start, ',' ) ) )
 224                  {
 225                      *psz_end = 0;
 226                      if( !strncmp( psz_start, "name=", 5 ) )
 227                      {
 228                          p_seekpoint->psz_name = strdup(psz_start + 5);
 229                      }
 230                      else if( !strncmp( psz_start, "bytes=", 6 ) )
 231                      {
 232                          p_seekpoint->i_byte_offset = atoll(psz_start + 6);
 233                      }
 234                      else if( !strncmp( psz_start, "time=", 5 ) )
 235                      {
 236                          p_seekpoint->i_time_offset = atoll(psz_start + 5) *
 237                                                         1000000;
 238                      }
 239                      psz_start = psz_end + 1;
 240                 }
 241                 msg_Dbg( p_input, "adding bookmark: %s, bytes="I64Fd", time="I64Fd,
 242                                   p_seekpoint->psz_name, p_seekpoint->i_byte_offset,
 243                                   p_seekpoint->i_time_offset );
 244                 input_Control( p_input, INPUT_ADD_BOOKMARK, p_seekpoint );
 245                 vlc_seekpoint_Delete( p_seekpoint );
 246                 *psz_parser = backup;
 247             }
 248             free( val.psz_string );
 249         }
 250     }
 251
 252     /* Remove 'Now playing' info as it is probably outdated */
 253     input_Control( p_input, INPUT_DEL_INFO,
 254         _(VLC_META_INFO_CAT),
 255         _(VLC_META_NOW_PLAYING) );
 256     input_item_SetNowPlaying( p_item, NULL );
 257
 258     /* */
 259     if( p_input->b_preparsing )
 260         p_input->i_flags |= OBJECT_FLAGS_QUIET | OBJECT_FLAGS_NOINTERACT;
 261
 262     /* */
 263     if( p_sout )
 264         p_input->p->p_sout = p_sout;
 265
 266     /* Attach only once we are ready */
 267     vlc_object_attach( p_input, p_parent );
 268
 269     return p_input;
 270 }
 271
 272 static void Destroy( input_thread_t *p_input, sout_instance_t **pp_sout )
 273 {
 274     vlc_object_detach( p_input );
 275
 276     if( pp_sout )
 277         *pp_sout = NULL;
 278     if( p_input->p->p_sout )
 279     {
 280         if( pp_sout )
 281             *pp_sout = p_input->p->p_sout;
 282         else if( p_input->p->b_sout_keep )
 283             SoutKeep( p_input->p->p_sout );
 284         else
 285             sout_DeleteInstance( p_input->p->p_sout );
 286     }
 287
 288     vlc_mutex_destroy( &p_input->p->lock_control );
 289     free( p_input->p );
 290
 291     vlc_object_destroy( p_input );
 292 }
 293
 294 /**
 295  * Initialize an input thread and run it. You will need to monitor the
 296  * thread to clean up after it is done
 297  *
 298  * \param p_parent a vlc_object
 299  * \param p_item an input item
 300  * \return a pointer to the spawned input thread
 301  */
 302 input_thread_t *__input_CreateThread( vlc_object_t *p_parent,
 303                                       input_item_t *p_item )
 304 {
 305     vlc_bool_t b_sout_keep;
 306     sout_instance_t *p_sout = SoutFind( p_parent, p_item, &b_sout_keep );
 307     input_thread_t *p_input =  __input_CreateThreadExtended( p_parent, p_item, NULL, p_sout );
 308
 309     if( !p_input && p_sout )
 310         SoutKeep( p_sout );
 311
 312     p_input->p->b_sout_keep = b_sout_keep;
 313     return p_input;
 314 }
 315
 316 /* */
 317 input_thread_t *__input_CreateThreadExtended( vlc_object_t *p_parent,
 318                                               input_item_t *p_item,
 319                                               const char *psz_log, sout_instance_t *p_sout )
 320 {
 321     input_thread_t *p_input;
 322
 323     p_input = Create( p_parent, p_item, psz_log, VLC_FALSE, p_sout );
 324     if( !p_input )
 325         return NULL;
 326
 327     /* Create thread and wait for its readiness. */
 328     if( vlc_thread_create( p_input, "input", Run,
 329                            VLC_THREAD_PRIORITY_INPUT, VLC_TRUE ) )
 330     {
 331         input_ChangeState( p_input, ERROR_S );
 332         msg_Err( p_input, "cannot create input thread" );
 333         Destroy( p_input, &p_sout );
 334         return NULL;
 335     }
 336
 337     return p_input;
 338 }
 339
 340 /**
 341  * Initialize an input thread and run it. This thread will clean after himself,
 342  * you can forget about it. It can work either in blocking or non-blocking mode
 343  *
 344  * \param p_parent a vlc_object
 345  * \param p_item an input item
 346  * \param b_block should we block until read is finished ?
 347  * \return the input object id if non blocking, an error code else
 348  */
 349 int __input_Read( vlc_object_t *p_parent, input_item_t *p_item,
 350                    vlc_bool_t b_block )
 351 {
 352     vlc_bool_t b_sout_keep;
 353     sout_instance_t *p_sout = SoutFind( p_parent, p_item, &b_sout_keep );
 354     input_thread_t *p_input;
 355
 356     p_input = Create( p_parent, p_item, NULL, VLC_FALSE, p_sout );
 357     if( !p_input && p_sout )
 358     {
 359         SoutKeep( p_sout );
 360         return VLC_EGENERIC;
 361     }
 362     p_input->p->b_sout_keep = b_sout_keep;
 363
 364     if( b_block )
 365     {
 366         RunAndDestroy( p_input );
 367         return VLC_SUCCESS;
 368     }
 369     else
 370     {
 371         if( vlc_thread_create( p_input, "input", RunAndDestroy,
 372                                VLC_THREAD_PRIORITY_INPUT, VLC_TRUE ) )
 373         {
 374             input_ChangeState( p_input, ERROR_S );
 375             msg_Err( p_input, "cannot create input thread" );
 376             Destroy( p_input, NULL );
 377             return VLC_EGENERIC;
 378         }
 379     }
 380     return p_input->i_object_id;
 381 }
 382
 383 /**
 384  * Initialize an input and initialize it to preparse the item
 385  * This function is blocking. It will only accept to parse files
 386  *
 387  * \param p_parent a vlc_object_t
 388  * \param p_item an input item
 389  * \return VLC_SUCCESS or an error
 390  */
 391 int __input_Preparse( vlc_object_t *p_parent, input_item_t *p_item )
 392 {
 393     input_thread_t *p_input;
 394
 395     /* Allocate descriptor */
 396     p_input = Create( p_parent, p_item, NULL, VLC_TRUE, NULL );
 397     if( !p_input )
 398         return VLC_EGENERIC;
 399
 400     if( !Init( p_input ) )
 401         End( p_input );
 402
 403     Destroy( p_input, NULL );
 404
 405     return VLC_SUCCESS;
 406 }
 407
 408 /**
 409  * Request a running input thread to stop and die
 410  *
 411  * \param the input thread to stop
 412  */
 413 void input_StopThread( input_thread_t *p_input )
 414 {
 415     vlc_list_t *p_list;
 416     int i;
 417
 418     /* Set die for input */
 419     vlc_object_kill( p_input );
 420     /* FIXME: seems to be duplicated in ControlPush(INPUT_CONTROL_SET_DIE) */
 421
 422     /* We cannot touch p_input fields directly (we come from another thread),
 423      * so use the vlc_object_find way, it's perfectly safe */
 424
 425     /* Set die for all access */
 426     p_list = vlc_list_find( p_input, VLC_OBJECT_ACCESS, FIND_CHILD );
 427     for( i = 0; i < p_list->i_count; i++ )
 428     {
 429         vlc_object_kill( p_list->p_values[i].p_object );
 430     }
 431     vlc_list_release( p_list );
 432
 433     /* Set die for all stream */
 434     p_list = vlc_list_find( p_input, VLC_OBJECT_STREAM, FIND_CHILD );
 435     for( i = 0; i < p_list->i_count; i++ )
 436     {
 437         vlc_object_kill( p_list->p_values[i].p_object );
 438     }
 439     vlc_list_release( p_list );
 440
 441     /* Set die for all demux */
 442     p_list = vlc_list_find( p_input, VLC_OBJECT_DEMUX, FIND_CHILD );
 443     for( i = 0; i < p_list->i_count; i++ )
 444     {
 445         vlc_object_kill( p_list->p_values[i].p_object );
 446     }
 447     vlc_list_release( p_list );
 448
 449     input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL );
 450 }
 451
 452 /**
 453  * Clean up a dead input thread
 454  * This function does not return until the thread is effectively cancelled.
 455  *
 456  * \param the input thread to kill
 457  */
 458 void input_DestroyThread( input_thread_t *p_input )
 459 {
 460     input_DestroyThreadExtended( p_input, NULL );
 461 }
 462
 463 void input_DestroyThreadExtended( input_thread_t *p_input, sout_instance_t **pp_sout )
 464 {
 465     /* Join the thread */
 466     vlc_thread_join( p_input );
 467
 468     /* */
 469     Destroy( p_input, pp_sout );
 470 }
 471
 472 /*****************************************************************************
 473  * Run: main thread loop
 474  * This is the "normal" thread that spawns the input processing chain,
 475  * reads the stream, cleans up and waits
 476  *****************************************************************************/
 477 static int Run( input_thread_t *p_input )
 478 {
 479     /* Signal that the thread is launched */
 480     vlc_thread_ready( p_input );
 481
 482     if( Init( p_input ) )
 483     {
 484         /* If we failed, wait before we are killed, and exit */
 485         p_input->b_error = VLC_TRUE;
 486         playlist_Signal( pl_Get( p_input ) );
 487
 488         Error( p_input );
 489
 490         /* Tell we're dead */
 491         p_input->b_dead = VLC_TRUE;
 492
 493         return 0;
 494     }
 495
 496     MainLoop( p_input );
 497
 498     if( !p_input->b_eof && !p_input->b_error && p_input->p->input.b_eof )
 499     {
 500         /* We have finish to demux data but not to play them */
 501         while( !p_input->b_die )
 502         {
 503             if( input_EsOutDecodersEmpty( p_input->p->p_es_out ) )
 504                 break;
 505
 506             msg_Dbg( p_input, "waiting decoder fifos to empty" );
 507
 508             msleep( INPUT_IDLE_SLEEP );
 509         }
 510
 511         /* We have finished */
 512         p_input->b_eof = VLC_TRUE;
 513         playlist_Signal( pl_Get( p_input ) );
 514     }
 515
 516     /* Wait until we are asked to die */
 517     if( !p_input->b_die )
 518     {
 519         Error( p_input );
 520     }
 521
 522     /* Clean up */
 523     End( p_input );
 524
 525     return 0;
 526 }
 527
 528 /*****************************************************************************
 529  * RunAndDestroy: main thread loop
 530  * This is the "just forget me" thread that spawns the input processing chain,
 531  * reads the stream, cleans up and releases memory
 532  *****************************************************************************/
 533 static int RunAndDestroy( input_thread_t *p_input )
 534 {
 535     /* Signal that the thread is launched */
 536     vlc_thread_ready( p_input );
 537
 538     if( Init( p_input ) )
 539         goto exit;
 540
 541     MainLoop( p_input );
 542
 543     if( !p_input->b_eof && !p_input->b_error && p_input->p->input.b_eof )
 544     {
 545         /* We have finished demuxing data but not playing it */
 546         while( !p_input->b_die )
 547         {
 548             if( input_EsOutDecodersEmpty( p_input->p->p_es_out ) )
 549                 break;
 550
 551             msg_Dbg( p_input, "waiting decoder fifos to empty" );
 552
 553             msleep( INPUT_IDLE_SLEEP );
 554         }
 555
 556         /* We have finished */
 557         p_input->b_eof = VLC_TRUE;
 558     }
 559
 560     /* Clean up */
 561     End( p_input );
 562
 563 exit:
 564     /* Release memory */
 565     Destroy( p_input, NULL );
 566     return 0;
 567 }
 568
 569 /*****************************************************************************
 570  * Main loop: Fill buffers from access, and demux
 571  *****************************************************************************/
 572 static void MainLoop( input_thread_t *p_input )
 573 {
 574     int64_t i_start_mdate = mdate();
 575     int64_t i_intf_update = 0;
 576     int i_updates = 0;
 577
 578     while( !p_input->b_die && !p_input->b_error && !p_input->p->input.b_eof )
 579     {
 580         vlc_bool_t b_force_update = VLC_FALSE;
 581         int i_ret;
 582         int i_type;
 583         vlc_value_t val;
 584
 585         /* Do the read */
 586         if( p_input->i_state != PAUSE_S  )
 587         {
 588             if( ( p_input->p->i_stop > 0 && p_input->i_time >= p_input->p->i_stop ) ||
 589                 ( p_input->p->i_run > 0 && i_start_mdate+p_input->p->i_run < mdate() ) )
 590                 i_ret = 0; /* EOF */
 591             else
 592                 i_ret = p_input->p->input.p_demux->pf_demux(p_input->p->input.p_demux);
 593
 594             if( i_ret > 0 )
 595             {
 596                 /* TODO */
 597                 if( p_input->p->input.b_title_demux &&
 598                     p_input->p->input.p_demux->info.i_update )
 599                 {
 600                     i_ret = UpdateFromDemux( p_input );
 601                     b_force_update = VLC_TRUE;
 602                 }
 603                 else if( !p_input->p->input.b_title_demux &&
 604                           p_input->p->input.p_access &&
 605                           p_input->p->input.p_access->info.i_update )
 606                 {
 607                     i_ret = UpdateFromAccess( p_input );
 608                     b_force_update = VLC_TRUE;
 609                 }
 610             }
 611
 612             if( i_ret == 0 )    /* EOF */
 613             {
 614                 vlc_value_t repeat;
 615
 616                 var_Get( p_input, "input-repeat", &repeat );
 617                 if( repeat.i_int == 0 )
 618                 {
 619                     /* End of file - we do not set b_die because only the
 620                      * playlist is allowed to do so. */
 621                     input_ChangeState( p_input, END_S );
 622                     msg_Dbg( p_input, "EOF reached" );
 623                     p_input->p->input.b_eof = VLC_TRUE;
 624                 }
 625                 else
 626                 {
 627                     msg_Dbg( p_input, "repeating the same input (%d)",
 628                              repeat.i_int );
 629                     if( repeat.i_int > 0 )
 630                     {
 631                         repeat.i_int--;
 632                         var_Set( p_input, "input-repeat", repeat );
 633                     }
 634
 635                     /* Seek to start title/seekpoint */
 636                     val.i_int = p_input->p->input.i_title_start -
 637                         p_input->p->input.i_title_offset;
 638                     if( val.i_int < 0 || val.i_int >= p_input->p->input.i_title )
 639                         val.i_int = 0;
 640                     input_ControlPush( p_input,
 641                                        INPUT_CONTROL_SET_TITLE, &val );
 642
 643                     val.i_int = p_input->p->input.i_seekpoint_start -
 644                         p_input->p->input.i_seekpoint_offset;
 645                     if( val.i_int > 0 /* TODO: check upper boundary */ )
 646                         input_ControlPush( p_input,
 647                                            INPUT_CONTROL_SET_SEEKPOINT, &val );
 648
 649                     /* Seek to start position */
 650                     if( p_input->p->i_start > 0 )
 651                     {
 652                         val.i_time = p_input->p->i_start;
 653                         input_ControlPush( p_input, INPUT_CONTROL_SET_TIME,
 654                                            &val );
 655                     }
 656                     else
 657                     {
 658                         val.f_float = 0.0;
 659                         input_ControlPush( p_input, INPUT_CONTROL_SET_POSITION,
 660                                            &val );
 661                     }
 662
 663                     /* */
 664                     i_start_mdate = mdate();
 665                 }
 666             }
 667             else if( i_ret < 0 )
 668             {
 669                 p_input->b_error = VLC_TRUE;
 670             }
 671
 672             if( i_ret > 0 && p_input->p->i_slave > 0 )
 673             {
 674                 SlaveDemux( p_input );
 675             }
 676         }
 677         else
 678         {
 679             /* Small wait */
 680             msleep( 10*1000 );
 681         }
 682
 683         /* Handle control */
 684         vlc_mutex_lock( &p_input->p->lock_control );
 685         ControlReduce( p_input );
 686         while( !ControlPopNoLock( p_input, &i_type, &val ) )
 687         {
 688             msg_Dbg( p_input, "control type=%d", i_type );
 689             if( Control( p_input, i_type, val ) )
 690                 b_force_update = VLC_TRUE;
 691         }
 692         vlc_mutex_unlock( &p_input->p->lock_control );
 693
 694         if( b_force_update || i_intf_update < mdate() )
 695         {
 696             vlc_value_t val;
 697             double f_pos;
 698             int64_t i_time, i_length;
 699             /* update input status variables */
 700             if( !demux2_Control( p_input->p->input.p_demux,
 701                                  DEMUX_GET_POSITION, &f_pos ) )
 702             {
 703                 val.f_float = (float)f_pos;
 704                 var_Change( p_input, "position", VLC_VAR_SETVALUE, &val, NULL );
 705             }
 706             if( !demux2_Control( p_input->p->input.p_demux,
 707                                  DEMUX_GET_TIME, &i_time ) )
 708             {
 709                 p_input->i_time = i_time;
 710                 val.i_time = i_time;
 711                 var_Change( p_input, "time", VLC_VAR_SETVALUE, &val, NULL );
 712             }
 713             if( !demux2_Control( p_input->p->input.p_demux,
 714                                  DEMUX_GET_LENGTH, &i_length ) )
 715             {
 716                 vlc_value_t old_val;
 717                 var_Get( p_input, "length", &old_val );
 718                 val.i_time = i_length;
 719                 var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL );
 720
 721                 if( old_val.i_time != val.i_time )
 722                 {
 723                     UpdateItemLength( p_input, i_length );
 724                 }
 725             }
 726
 727             var_SetBool( p_input, "intf-change", VLC_TRUE );
 728             i_intf_update = mdate() + I64C(150000);
 729         }
 730         /* 150ms * 8 = ~ 1 second */
 731         if( ++i_updates % 8 == 0 )
 732         {
 733             stats_ComputeInputStats( p_input, p_input->p->input.p_item->p_stats );
 734             /* Are we the thread responsible for computing global stats ? */
 735             if( p_input->p_libvlc->p_playlist->p_stats_computer == p_input )
 736             {
 737                 stats_ComputeGlobalStats( p_input->p_libvlc->p_playlist,
 738                                      p_input->p_libvlc->p_playlist->p_stats );
 739             }
 740         }
 741     }
 742 }
 743
 744 static int Init( input_thread_t * p_input )
 745 {
 746     char *psz;
 747     char *psz_subtitle;
 748     vlc_value_t val;
 749     double f_fps;
 750     vlc_meta_t *p_meta;
 751     int i_es_out_mode;
 752     int i, i_delay;
 753
 754     /* Initialize optional stream output. (before access/demuxer)
 755      * XXX: we add a special case if the uri starts by vlc.
 756      * else 'vlc in.file --sout "" vlc:quit'  cannot work (the output will
 757      * be destroyed in case of a file).
 758      * (this will break playing of file starting by 'vlc:' but I don't
 759      * want to add more logic, just force file by file:// or code it ;)
 760      */
 761     memset( &p_input->p->counters, 0, sizeof( p_input->p->counters ) );
 762     vlc_mutex_init( p_input, &p_input->p->counters.counters_lock );
 763
 764     if( !p_input->b_preparsing )
 765     {
 766         /* Prepare statistics */
 767 #define INIT_COUNTER( c, type, compute ) p_input->p->counters.p_##c = \
 768      stats_CounterCreate( p_input, VLC_VAR_##type, STATS_##compute);
 769         if( p_input->p_libvlc->b_stats )
 770         {
 771             INIT_COUNTER( read_bytes, INTEGER, COUNTER );
 772             INIT_COUNTER( read_packets, INTEGER, COUNTER );
 773             INIT_COUNTER( demux_read, INTEGER, COUNTER );
 774             INIT_COUNTER( input_bitrate, FLOAT, DERIVATIVE );
 775             INIT_COUNTER( demux_bitrate, FLOAT, DERIVATIVE );
 776             INIT_COUNTER( played_abuffers, INTEGER, COUNTER );
 777             INIT_COUNTER( lost_abuffers, INTEGER, COUNTER );
 778             INIT_COUNTER( displayed_pictures, INTEGER, COUNTER );
 779             INIT_COUNTER( lost_pictures, INTEGER, COUNTER );
 780             INIT_COUNTER( decoded_audio, INTEGER, COUNTER );
 781             INIT_COUNTER( decoded_video, INTEGER, COUNTER );
 782             INIT_COUNTER( decoded_sub, INTEGER, COUNTER );
 783             p_input->p->counters.p_sout_send_bitrate = NULL;
 784             p_input->p->counters.p_sout_sent_packets = NULL;
 785             p_input->p->counters.p_sout_sent_bytes = NULL;
 786             if( p_input->p->counters.p_demux_bitrate )
 787                 p_input->p->counters.p_demux_bitrate->update_interval = 1000000;
 788             if( p_input->p->counters.p_input_bitrate )
 789                 p_input->p->counters.p_input_bitrate->update_interval = 1000000;
 790         }
 791
 792         /* Find a usable sout and attach it to p_input */
 793         psz = var_GetString( p_input, "sout" );
 794         if( *psz && strncasecmp( p_input->p->input.p_item->psz_uri, "vlc:", 4 ) )
 795         {
 796             /* Check the validity of the provided sout */
 797             if( p_input->p->p_sout )
 798             {
 799                 if( strcmp( p_input->p->p_sout->psz_sout, psz ) )
 800                 {
 801                     msg_Dbg( p_input, "destroying unusable sout" );
 802
 803                     sout_DeleteInstance( p_input->p->p_sout );
 804                     p_input->p->p_sout = NULL;
 805                 }
 806             }
 807
 808             if( p_input->p->p_sout )
 809             {
 810                 /* Reuse it */
 811                 msg_Dbg( p_input, "sout keep: reusing sout" );
 812                 msg_Dbg( p_input, "sout keep: you probably want to use "
 813                                   "gather stream_out" );
 814                 vlc_object_attach( p_input->p->p_sout, p_input );
 815             }
 816             else
 817             {
 818                 /* Create a new one */
 819                 p_input->p->p_sout = sout_NewInstance( p_input, psz );
 820
 821                 if( !p_input->p->p_sout )
 822                 {
 823                     input_ChangeState( p_input, ERROR_S );
 824                     msg_Err( p_input, "cannot start stream output instance, " \
 825                                       "aborting" );
 826                     free( psz );
 827                     return VLC_EGENERIC;
 828                 }
 829             }
 830
 831             if( p_input->p_libvlc->b_stats )
 832             {
 833                 INIT_COUNTER( sout_sent_packets, INTEGER, COUNTER );
 834                 INIT_COUNTER (sout_sent_bytes, INTEGER, COUNTER );
 835                 INIT_COUNTER( sout_send_bitrate, FLOAT, DERIVATIVE );
 836                 if( p_input->p->counters.p_sout_send_bitrate )
 837                      p_input->p->counters.p_sout_send_bitrate->update_interval =
 838                              1000000;
 839             }
 840         }
 841         else if( p_input->p->p_sout )
 842         {
 843             msg_Dbg( p_input, "destroying useless sout" );
 844
 845             sout_DeleteInstance( p_input->p->p_sout );
 846             p_input->p->p_sout = NULL;
 847         }
 848         free( psz );
 849     }
 850
 851     /* Create es out */
 852     p_input->p->p_es_out = input_EsOutNew( p_input );
 853     es_out_Control( p_input->p->p_es_out, ES_OUT_SET_ACTIVE, VLC_FALSE );
 854     es_out_Control( p_input->p->p_es_out, ES_OUT_SET_MODE, ES_OUT_MODE_NONE );
 855
 856     var_Create( p_input, "bit-rate", VLC_VAR_INTEGER );
 857     var_Create( p_input, "sample-rate", VLC_VAR_INTEGER );
 858
 859     if( InputSourceInit( p_input, &p_input->p->input,
 860                          p_input->p->input.p_item->psz_uri, NULL ) )
 861     {
 862         goto error;
 863     }
 864
 865     /* Create global title (from master) */
 866     if( !p_input->b_preparsing )
 867     {
 868         p_input->p->i_title = p_input->p->input.i_title;
 869         p_input->p->title   = p_input->p->input.title;
 870         p_input->p->i_title_offset = p_input->p->input.i_title_offset;
 871         p_input->p->i_seekpoint_offset = p_input->p->input.i_seekpoint_offset;
 872         if( p_input->p->i_title > 0 )
 873         {
 874             /* Setup variables */
 875             input_ControlVarNavigation( p_input );
 876             input_ControlVarTitle( p_input, 0 );
 877         }
 878
 879         /* Global flag */
 880         p_input->b_can_pace_control = p_input->p->input.b_can_pace_control;
 881         p_input->p->b_can_pause        = p_input->p->input.b_can_pause;
 882
 883         /* Fix pts delay */
 884         if( p_input->i_pts_delay < 0 )
 885             p_input->i_pts_delay = 0;
 886
 887         /* If the desynchronisation requested by the user is < 0, we need to
 888          * cache more data. */
 889         var_Get( p_input, "audio-desync", &val );
 890         if( val.i_int < 0 ) p_input->i_pts_delay -= (val.i_int * 1000);
 891
 892         /* Update cr_average depending on the caching */
 893         p_input->p->input.i_cr_average *= (10 * p_input->i_pts_delay / 200000);
 894         p_input->p->input.i_cr_average /= 10;
 895         if( p_input->p->input.i_cr_average < 10 ) p_input->p->input.i_cr_average = 10;
 896     }
 897
 898     /* Load master infos */
 899     /* Init length */
 900     if( !demux2_Control( p_input->p->input.p_demux, DEMUX_GET_LENGTH,
 901                          &val.i_time ) && val.i_time > 0 )
 902     {
 903         var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL );
 904         UpdateItemLength( p_input, val.i_time );
 905     }
 906     else
 907     {
 908         val.i_time = input_item_GetDuration( p_input->p->input.p_item );
 909         if( val.i_time > 0 )
 910         { /* fallback: gets length from metadata */
 911             var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL );
 912             UpdateItemLength( p_input, val.i_time );
 913         }
 914     }
 915
 916     /* Start title/chapter */
 917     if( !p_input->b_preparsing )
 918     {
 919         val.i_int = p_input->p->input.i_title_start -
 920                     p_input->p->input.i_title_offset;
 921         if( val.i_int > 0 && val.i_int < p_input->p->input.i_title )
 922             input_ControlPush( p_input, INPUT_CONTROL_SET_TITLE, &val );
 923         val.i_int = p_input->p->input.i_seekpoint_start -
 924                     p_input->p->input.i_seekpoint_offset;
 925         if( val.i_int > 0 /* TODO: check upper boundary */ )
 926             input_ControlPush( p_input, INPUT_CONTROL_SET_SEEKPOINT, &val );
 927
 928         /* Start time*/
 929         /* Set start time */
 930         p_input->p->i_start = I64C(1000000) * var_GetInteger( p_input, "start-time" );
 931         p_input->p->i_stop  = I64C(1000000) * var_GetInteger( p_input, "stop-time" );
 932         p_input->p->i_run   = I64C(1000000) * var_GetInteger( p_input, "run-time" );
 933         if( p_input->p->i_run < 0 )
 934         {
 935             msg_Warn( p_input, "invalid run-time ignored" );
 936             p_input->p->i_run = 0;
 937         }
 938
 939         if( p_input->p->i_start > 0 )
 940         {
 941             if( p_input->p->i_start >= val.i_time )
 942             {
 943                 msg_Warn( p_input, "invalid start-time ignored" );
 944             }
 945             else
 946             {
 947                 vlc_value_t s;
 948
 949                 msg_Dbg( p_input, "starting at time: %ds",
 950                                   (int)( p_input->p->i_start / I64C(1000000) ) );
 951
 952                 s.i_time = p_input->p->i_start;
 953                 input_ControlPush( p_input, INPUT_CONTROL_SET_TIME, &s );
 954             }
 955         }
 956         if( p_input->p->i_stop > 0 && p_input->p->i_stop <= p_input->p->i_start )
 957         {
 958             msg_Warn( p_input, "invalid stop-time ignored" );
 959             p_input->p->i_stop = 0;
 960         }
 961
 962         /* Load subtitles */
 963         /* Get fps and set it if not already set */
 964         if( !demux2_Control( p_input->p->input.p_demux, DEMUX_GET_FPS, &f_fps ) &&
 965             f_fps > 1.0 )
 966         {
 967             float f_requested_fps;
 968
 969             var_Create( p_input, "sub-original-fps", VLC_VAR_FLOAT );
 970             var_SetFloat( p_input, "sub-original-fps", f_fps );
 971
 972             f_requested_fps = var_CreateGetFloat( p_input, "sub-fps" );
 973             if( f_requested_fps != f_fps )
 974             {
 975                 var_Create( p_input, "sub-fps", VLC_VAR_FLOAT|
 976                                                 VLC_VAR_DOINHERIT );
 977                 var_SetFloat( p_input, "sub-fps", f_requested_fps );
 978             }
 979         }
 980
 981         i_delay = var_CreateGetInteger( p_input, "sub-delay" );
 982         if( i_delay != 0 )
 983         {
 984             var_SetTime( p_input, "spu-delay", (mtime_t)i_delay * 100000 );
 985         }
 986
 987         /* Look for and add subtitle files */
 988         psz_subtitle = var_GetString( p_input, "sub-file" );
 989         if( *psz_subtitle )
 990         {
 991             msg_Dbg( p_input, "forced subtitle: %s", psz_subtitle );
 992             input_AddSubtitles( p_input, psz_subtitle, VLC_FALSE );
 993         }
 994
 995         var_Get( p_input, "sub-autodetect-file", &val );
 996         if( val.b_bool )
 997         {
 998             char *psz_autopath = var_GetString( p_input, "sub-autodetect-path" );
 999             char **subs = subtitles_Detect( p_input, psz_autopath,
1000                                             p_input->p->input.p_item->psz_uri );
1001             input_source_t *sub;
1002             i = 0;
1003
1004             /* Try to autoselect the first autodetected subtitles file
1005              * if no subtitles file was specified */
1006             if( *psz_subtitle == 0 && subs && subs[0] )
1007             {
1008                 input_AddSubtitles( p_input, subs[0], VLC_FALSE );
1009                 free( subs[0] );
1010                 i = 1;
1011             }
1012
1013             /* Then, just add the following subtitles files */
1014             for( ; subs && subs[i]; i++ )
1015             {
1016                 if( strcmp( psz_subtitle, subs[i] ) )
1017                 {
1018                     sub = InputSourceNew( p_input );
1019                     if( !InputSourceInit( p_input, sub, subs[i], "subtitle" ) )
1020                     {
1021                         TAB_APPEND( p_input->p->i_slave, p_input->p->slave, sub );
1022                     }
1023                     else free( sub );
1024                 }
1025                 free( subs[i] );
1026             }
1027             if( subs ) free( subs );
1028             if( psz_autopath ) free( psz_autopath );
1029         }
1030         free( psz_subtitle );
1031
1032         /* Look for slave */
1033         psz = var_GetString( p_input, "input-slave" );
1034         if( *psz )
1035         {
1036             char *psz_delim;
1037             input_source_t *slave;
1038             while( psz && *psz )
1039             {
1040                 while( *psz == ' ' || *psz == '#' )
1041                 {
1042                     psz++;
1043                 }
1044                 if( ( psz_delim = strchr( psz, '#' ) ) )
1045                 {
1046                     *psz_delim++ = '\0';
1047                 }
1048                 if( *psz == 0 )
1049                 {
1050                     break;
1051                 }
1052
1053                 msg_Dbg( p_input, "adding slave input '%s'", psz );
1054                 slave = InputSourceNew( p_input );
1055                 if( !InputSourceInit( p_input, slave, psz, NULL ) )
1056                 {
1057                     TAB_APPEND( p_input->p->i_slave, p_input->p->slave, slave );
1058                 }
1059                 else free( slave );
1060                 psz = psz_delim;
1061             }
1062         }
1063         if( psz ) free( psz );
1064     }
1065     else
1066     {
1067         p_input->p->i_start = 0;
1068         p_input->p->i_start = 0;
1069     }
1070
1071     /* Set up es_out */
1072     if( !p_input->b_preparsing )
1073     {
1074         es_out_Control( p_input->p->p_es_out, ES_OUT_SET_ACTIVE, VLC_TRUE );
1075         i_es_out_mode = ES_OUT_MODE_AUTO;
1076         val.p_list = NULL;
1077         if( p_input->p->p_sout )
1078         {
1079             var_Get( p_input, "sout-all", &val );
1080             if ( val.b_bool )
1081             {
1082                 i_es_out_mode = ES_OUT_MODE_ALL;
1083                 val.p_list = NULL;
1084             }
1085             else
1086             {
1087                 var_Get( p_input, "programs", &val );
1088                 if ( val.p_list && val.p_list->i_count )
1089                 {
1090                     i_es_out_mode = ES_OUT_MODE_PARTIAL;
1091                     /* Note : we should remove the "program" callback. */
1092                 }
1093                 else
1094                     var_Change( p_input, "programs", VLC_VAR_FREELIST, &val,
1095                                 NULL );
1096             }
1097         }
1098         es_out_Control( p_input->p->p_es_out, ES_OUT_SET_MODE, i_es_out_mode );
1099
1100         /* Inform the demuxer about waited group (needed only for DVB) */
1101         if( i_es_out_mode == ES_OUT_MODE_ALL )
1102         {
1103             demux2_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP, -1, NULL );
1104         }
1105         else if( i_es_out_mode == ES_OUT_MODE_PARTIAL )
1106         {
1107             demux2_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP, -1,
1108                             val.p_list );
1109         }
1110         else
1111         {
1112             demux2_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP,
1113                            (int) var_GetInteger( p_input, "program" ), NULL );
1114         }
1115
1116         if( p_input->p->p_sout )
1117         {
1118             if( p_input->p->p_sout->i_out_pace_nocontrol > 0 )
1119             {
1120                 p_input->p->b_out_pace_control = VLC_FALSE;
1121             }
1122             else
1123             {
1124                 p_input->p->b_out_pace_control = VLC_TRUE;
1125             }
1126
1127             if( p_input->b_can_pace_control && p_input->p->b_out_pace_control )
1128             {
1129                 /* We don't want a high input priority here or we'll
1130                  * end-up sucking up all the CPU time */
1131                 vlc_thread_set_priority( p_input, VLC_THREAD_PRIORITY_LOW );
1132             }
1133
1134             msg_Dbg( p_input, "starting in %s mode",
1135                      p_input->p->b_out_pace_control ? "async" : "sync" );
1136         }
1137     }
1138
1139     p_meta = vlc_meta_New();
1140     /* Get meta data from users */
1141     InputMetaUser( p_input, p_meta );
1142
1143     /* Get meta data from master input */
1144     demux2_Control( p_input->p->input.p_demux, DEMUX_GET_META, p_meta );
1145
1146     /* Access_file does not give any meta, and there are no slave */
1147     if( !p_input->b_preparsing )
1148     {
1149         if( p_input->p->input.p_access )
1150             access2_Control( p_input->p->input.p_access, ACCESS_GET_META,
1151                              p_meta );
1152
1153         /* Get meta data from slave input */
1154         for( i = 0; i < p_input->p->i_slave; i++ )
1155         {
1156             demux2_Control( p_input->p->slave[i]->p_demux,
1157                             DEMUX_GET_META, p_meta );
1158             if( p_input->p->slave[i]->p_access )
1159             {
1160                 access2_Control( p_input->p->slave[i]->p_access,
1161                                  ACCESS_GET_META, p_meta );
1162             }
1163         }
1164     }
1165
1166     InputUpdateMeta( p_input, p_meta );
1167
1168     if( !p_input->b_preparsing )
1169     {
1170         msg_Dbg( p_input, "`%s' successfully opened",
1171                  p_input->p->input.p_item->psz_uri );
1172
1173     }
1174
1175     /* initialization is complete */
1176     input_ChangeState( p_input, PLAYING_S );
1177
1178     return VLC_SUCCESS;
1179
1180 error:
1181     input_ChangeState( p_input, ERROR_S );
1182
1183     if( p_input->p->p_es_out )
1184         input_EsOutDelete( p_input->p->p_es_out );
1185
1186     if( p_input->p->p_sout )
1187     {
1188         vlc_object_detach( p_input->p->p_sout );
1189         sout_DeleteInstance( p_input->p->p_sout );
1190     }
1191
1192
1193     if( !p_input->b_preparsing && p_input->p_libvlc->b_stats )
1194     {
1195 #define EXIT_COUNTER( c ) do { if( p_input->p->counters.p_##c ) \
1196                                    stats_CounterClean( p_input->p->counters.p_##c );\
1197                                p_input->p->counters.p_##c = NULL; } while(0)
1198         EXIT_COUNTER( read_bytes );
1199         EXIT_COUNTER( read_packets );
1200         EXIT_COUNTER( demux_read );
1201         EXIT_COUNTER( input_bitrate );
1202         EXIT_COUNTER( demux_bitrate );
1203         EXIT_COUNTER( played_abuffers );
1204         EXIT_COUNTER( lost_abuffers );
1205         EXIT_COUNTER( displayed_pictures );
1206         EXIT_COUNTER( lost_pictures );
1207         EXIT_COUNTER( decoded_audio );
1208         EXIT_COUNTER( decoded_video );
1209         EXIT_COUNTER( decoded_sub );
1210
1211         if( p_input->p->p_sout )
1212         {
1213             EXIT_COUNTER( sout_sent_packets );
1214             EXIT_COUNTER (sout_sent_bytes );
1215             EXIT_COUNTER( sout_send_bitrate );
1216         }
1217 #undef EXIT_COUNTER
1218     }
1219
1220     /* Mark them deleted */
1221     p_input->p->input.p_demux = NULL;
1222     p_input->p->input.p_stream = NULL;
1223     p_input->p->input.p_access = NULL;
1224     p_input->p->p_es_out = NULL;
1225     p_input->p->p_sout = NULL;
1226
1227     return VLC_EGENERIC;
1228 }
1229
1230 /*****************************************************************************
1231  * Error: RunThread() error loop
1232  *****************************************************************************
1233  * This function is called when an error occurred during thread main's loop.
1234  *****************************************************************************/
1235 static void Error( input_thread_t *p_input )
1236 {
1237     while( !p_input->b_die )
1238     {
1239         /* Sleep a while */
1240         input_ChangeState( p_input, ERROR_S );
1241         msleep( INPUT_IDLE_SLEEP );
1242     }
1243 }
1244
1245 /*****************************************************************************
1246  * End: end the input thread
1247  *****************************************************************************/
1248 static void End( input_thread_t * p_input )
1249 {
1250     int i;
1251
1252     /* We are at the end */
1253     input_ChangeState( p_input, END_S );
1254
1255     /* Clean control variables */
1256     input_ControlVarClean( p_input );
1257
1258     /* Clean up master */
1259     InputSourceClean( &p_input->p->input );
1260
1261     /* Delete slave */
1262     for( i = 0; i < p_input->p->i_slave; i++ )
1263     {
1264         InputSourceClean( p_input->p->slave[i] );
1265         free( p_input->p->slave[i] );
1266     }
1267     if( p_input->p->slave ) free( p_input->p->slave );
1268
1269     /* Unload all modules */
1270     if( p_input->p->p_es_out )
1271         input_EsOutDelete( p_input->p->p_es_out );
1272
1273     if( !p_input->b_preparsing )
1274     {
1275 #define CL_CO( c ) stats_CounterClean( p_input->p->counters.p_##c ); p_input->p->counters.p_##c = NULL;
1276         if( p_input->p_libvlc->b_stats )
1277         {
1278             /* make sure we are up to date */
1279             stats_ComputeInputStats( p_input, p_input->p->input.p_item->p_stats );
1280             if( p_input->p_libvlc->p_playlist->p_stats_computer == p_input )
1281             {
1282                 stats_ComputeGlobalStats( p_input->p_libvlc->p_playlist,
1283                                           p_input->p_libvlc->p_playlist->p_stats );
1284                 p_input->p_libvlc->p_playlist->p_stats_computer = NULL;
1285             }
1286             CL_CO( read_bytes );
1287             CL_CO( read_packets );
1288             CL_CO( demux_read );
1289             CL_CO( input_bitrate );
1290             CL_CO( demux_bitrate );
1291             CL_CO( played_abuffers );
1292             CL_CO( lost_abuffers );
1293             CL_CO( displayed_pictures );
1294             CL_CO( lost_pictures );
1295             CL_CO( decoded_audio) ;
1296             CL_CO( decoded_video );
1297             CL_CO( decoded_sub) ;
1298         }
1299
1300         /* Close optional stream output instance */
1301         if( p_input->p->p_sout )
1302         {
1303             CL_CO( sout_sent_packets );
1304             CL_CO( sout_sent_bytes );
1305             CL_CO( sout_send_bitrate );
1306
1307             vlc_object_detach( p_input->p->p_sout );
1308         }
1309 #undef CL_CO
1310     }
1311
1312     if( p_input->p->i_attachment > 0 )
1313     {
1314         for( i = 0; i < p_input->p->i_attachment; i++ )
1315             vlc_input_attachment_Delete( p_input->p->attachment[i] );
1316         TAB_CLEAN( p_input->p->i_attachment, p_input->p->attachment );
1317     }
1318
1319     vlc_mutex_destroy( &p_input->p->counters.counters_lock );
1320
1321     /* Tell we're dead */
1322     p_input->b_dead = VLC_TRUE;
1323 }
1324
1325 static sout_instance_t *SoutFind( vlc_object_t *p_parent, input_item_t *p_item, vlc_bool_t *pb_sout_keep )
1326 {
1327     vlc_bool_t b_keep_sout = var_CreateGetBool( p_parent, "sout-keep" );
1328     sout_instance_t *p_sout = NULL;
1329     int i;
1330
1331     /* Search sout-keep options
1332      * XXX it has to be done here, but it is duplicated work :( */
1333     vlc_mutex_lock( &p_item->lock );
1334     for( i = 0; i < p_item->i_options; i++ )
1335     {
1336         const char *psz_option = p_item->ppsz_options[i];
1337         if( !psz_option )
1338             continue;
1339         if( *psz_option == ':' )
1340             psz_option++;
1341
1342         if( !strcmp( psz_option, "sout-keep" ) )
1343             b_keep_sout = VLC_TRUE;
1344         else if( !strcmp( psz_option, "no-sout-keep" ) || !strcmp( psz_option, "nosout-keep" ) )
1345             b_keep_sout = VLC_FALSE;
1346     }
1347     vlc_mutex_unlock( &p_item->lock );
1348
1349     /* Find a potential sout to reuse
1350      * XXX it might be unusable but this will be checked later */
1351     if( b_keep_sout )
1352     {
1353         /* Remove the sout from the playlist garbage collector */
1354         playlist_t *p_playlist = pl_Yield( p_parent );
1355
1356         vlc_mutex_lock( &p_playlist->gc_lock );
1357         p_sout = vlc_object_find( p_playlist, VLC_OBJECT_SOUT, FIND_CHILD );
1358         if( p_sout )
1359         {
1360             if( p_sout->p_parent != VLC_OBJECT(p_playlist) )
1361             {
1362                 vlc_object_release( p_sout );
1363                 p_sout = NULL;
1364             }
1365             else
1366             {
1367                 vlc_object_detach( p_sout );    /* Remove it from the GC */
1368
1369                 vlc_object_release( p_sout );
1370             }
1371         }
1372         vlc_mutex_unlock( &p_playlist->gc_lock );
1373
1374         pl_Release( p_parent );
1375     }
1376
1377     if( pb_sout_keep )
1378         *pb_sout_keep = b_keep_sout;
1379
1380     return p_sout;
1381 }
1382 static void SoutKeep( sout_instance_t *p_sout )
1383 {
1384     /* attach sout to the playlist */
1385     playlist_t  *p_playlist = pl_Yield( p_sout );
1386
1387     msg_Dbg( p_sout, "sout has been kept" );
1388     vlc_object_attach( p_sout, p_playlist );
1389
1390     pl_Release( p_sout );
1391 }
1392
1393 /*****************************************************************************
1394  * Control
1395  *****************************************************************************/
1396 static inline int ControlPopNoLock( input_thread_t *p_input,
1397                                     int *pi_type, vlc_value_t *p_val )
1398 {
1399     if( p_input->p->i_control <= 0 )
1400     {
1401         return VLC_EGENERIC;
1402     }
1403
1404     *pi_type = p_input->p->control[0].i_type;
1405     *p_val   = p_input->p->control[0].val;
1406
1407     p_input->p->i_control--;
1408     if( p_input->p->i_control > 0 )
1409     {
1410         int i;
1411
1412         for( i = 0; i < p_input->p->i_control; i++ )
1413         {
1414             p_input->p->control[i].i_type = p_input->p->control[i+1].i_type;
1415             p_input->p->control[i].val    = p_input->p->control[i+1].val;
1416         }
1417     }
1418
1419     return VLC_SUCCESS;
1420 }
1421
1422 static void ControlReduce( input_thread_t *p_input )
1423 {
1424     int i;
1425
1426     if( !p_input )
1427         return;
1428
1429     for( i = 1; i < p_input->p->i_control; i++ )
1430     {
1431         const int i_lt = p_input->p->control[i-1].i_type;
1432         const int i_ct = p_input->p->control[i].i_type;
1433
1434         /* XXX We can't merge INPUT_CONTROL_SET_ES */
1435 /*        msg_Dbg( p_input, "[%d/%d] l=%d c=%d", i, p_input->p->i_control,
1436                  i_lt, i_ct );
1437 */
1438         if( i_lt == i_ct &&
1439             ( i_ct == INPUT_CONTROL_SET_STATE ||
1440               i_ct == INPUT_CONTROL_SET_RATE ||
1441               i_ct == INPUT_CONTROL_SET_POSITION ||
1442               i_ct == INPUT_CONTROL_SET_TIME ||
1443               i_ct == INPUT_CONTROL_SET_PROGRAM ||
1444               i_ct == INPUT_CONTROL_SET_TITLE ||
1445               i_ct == INPUT_CONTROL_SET_SEEKPOINT ||
1446               i_ct == INPUT_CONTROL_SET_BOOKMARK ) )
1447         {
1448             int j;
1449 //            msg_Dbg( p_input, "merged at %d", i );
1450             /* Remove the i-1 */
1451             for( j = i; j <  p_input->p->i_control; j++ )
1452                 p_input->p->control[j-1] = p_input->p->control[j];
1453             p_input->p->i_control--;
1454         }
1455         else
1456         {
1457             /* TODO but that's not that important
1458                 - merge SET_X with SET_X_CMD
1459                 - remove SET_SEEKPOINT/SET_POSITION/SET_TIME before a SET_TITLE
1460                 - remove SET_SEEKPOINT/SET_POSITION/SET_TIME before another among them
1461                 - ?
1462                 */
1463         }
1464     }
1465 }
1466
1467 static vlc_bool_t Control( input_thread_t *p_input, int i_type,
1468                            vlc_value_t val )
1469 {
1470     vlc_bool_t b_force_update = VLC_FALSE;
1471
1472     if( !p_input ) return b_force_update;
1473
1474     switch( i_type )
1475     {
1476         case INPUT_CONTROL_SET_DIE:
1477             msg_Dbg( p_input, "control: stopping input" );
1478             /* Mark all submodules to die */
1479             if( p_input->p->input.p_access )
1480                 vlc_object_kill( p_input->p->input.p_access );
1481             if( p_input->p->input.p_stream )
1482                 vlc_object_kill( p_input->p->input.p_stream );
1483             vlc_object_kill( p_input->p->input.p_demux );
1484
1485             vlc_object_kill( p_input );
1486             break;
1487
1488         case INPUT_CONTROL_SET_POSITION:
1489         case INPUT_CONTROL_SET_POSITION_OFFSET:
1490         {
1491             double f_pos;
1492             if( i_type == INPUT_CONTROL_SET_POSITION )
1493             {
1494                 f_pos = val.f_float;
1495             }
1496             else
1497             {
1498                 /* Should not fail */
1499                 demux2_Control( p_input->p->input.p_demux,
1500                                 DEMUX_GET_POSITION, &f_pos );
1501                 f_pos += val.f_float;
1502             }
1503             if( f_pos < 0.0 ) f_pos = 0.0;
1504             if( f_pos > 1.0 ) f_pos = 1.0;
1505             /* Reset the decoders states and clock sync (before calling the demuxer */
1506             es_out_Control( p_input->p->p_es_out, ES_OUT_RESET_PCR );
1507             input_EsOutDiscontinuity( p_input->p->p_es_out, VLC_TRUE, VLC_FALSE );
1508             if( demux2_Control( p_input->p->input.p_demux, DEMUX_SET_POSITION,
1509                                 f_pos ) )
1510             {
1511                 msg_Err( p_input, "INPUT_CONTROL_SET_POSITION(_OFFSET) "
1512                          "%2.1f%% failed", f_pos * 100 );
1513             }
1514             else
1515             {
1516                 if( p_input->p->i_slave > 0 )
1517                     SlaveSeek( p_input );
1518
1519                 b_force_update = VLC_TRUE;
1520             }
1521             break;
1522         }
1523
1524         case INPUT_CONTROL_SET_TIME:
1525         case INPUT_CONTROL_SET_TIME_OFFSET:
1526         {
1527             int64_t i_time;
1528             int i_ret;
1529
1530             if( i_type == INPUT_CONTROL_SET_TIME )
1531             {
1532                 i_time = val.i_time;
1533             }
1534             else
1535             {
1536                 /* Should not fail */
1537                 demux2_Control( p_input->p->input.p_demux,
1538                                 DEMUX_GET_TIME, &i_time );
1539                 i_time += val.i_time;
1540             }
1541             if( i_time < 0 ) i_time = 0;
1542
1543             /* Reset the decoders states and clock sync (before calling the demuxer */
1544             es_out_Control( p_input->p->p_es_out, ES_OUT_RESET_PCR );
1545             input_EsOutDiscontinuity( p_input->p->p_es_out, VLC_TRUE, VLC_FALSE );
1546
1547             i_ret = demux2_Control( p_input->p->input.p_demux,
1548                                     DEMUX_SET_TIME, i_time );
1549             if( i_ret )
1550             {
1551                 int64_t i_length;
1552
1553                 /* Emulate it with a SET_POS */
1554                 demux2_Control( p_input->p->input.p_demux,
1555                                 DEMUX_GET_LENGTH, &i_length );
1556                 if( i_length > 0 )
1557                 {
1558                     double f_pos = (double)i_time / (double)i_length;
1559                     i_ret = demux2_Control( p_input->p->input.p_demux,
1560                                             DEMUX_SET_POSITION, f_pos );
1561                 }
1562             }
1563             if( i_ret )
1564             {
1565                 msg_Warn( p_input, "INPUT_CONTROL_SET_TIME(_OFFSET) "I64Fd
1566                          " failed or not possible", i_time );
1567             }
1568             else
1569             {
1570                 if( p_input->p->i_slave > 0 )
1571                     SlaveSeek( p_input );
1572
1573                 b_force_update = VLC_TRUE;
1574             }
1575             break;
1576         }
1577
1578         case INPUT_CONTROL_SET_STATE:
1579             if( ( val.i_int == PLAYING_S && p_input->i_state == PAUSE_S ) ||
1580                 ( val.i_int == PAUSE_S && p_input->i_state == PAUSE_S ) )
1581             {
1582                 int i_ret;
1583                 if( p_input->p->input.p_access )
1584                     i_ret = access2_Control( p_input->p->input.p_access,
1585                                              ACCESS_SET_PAUSE_STATE, VLC_FALSE );
1586                 else
1587                     i_ret = demux2_Control( p_input->p->input.p_demux,
1588                                             DEMUX_SET_PAUSE_STATE, VLC_FALSE );
1589
1590                 if( i_ret )
1591                 {
1592                     /* FIXME What to do ? */
1593                     msg_Warn( p_input, "cannot unset pause -> EOF" );
1594                     vlc_mutex_unlock( &p_input->p->lock_control );
1595                     input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL );
1596                     vlc_mutex_lock( &p_input->p->lock_control );
1597                 }
1598
1599                 b_force_update = VLC_TRUE;
1600
1601                 /* Switch to play */
1602                 p_input->i_state = PLAYING_S;
1603                 val.i_int = PLAYING_S;
1604                 var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
1605
1606                 /* Reset clock */
1607                 es_out_Control( p_input->p->p_es_out, ES_OUT_RESET_PCR );
1608             }
1609             else if( val.i_int == PAUSE_S && p_input->i_state == PLAYING_S &&
1610                      p_input->p->b_can_pause )
1611             {
1612                 int i_ret;
1613                 if( p_input->p->input.p_access )
1614                     i_ret = access2_Control( p_input->p->input.p_access,
1615                                              ACCESS_SET_PAUSE_STATE, VLC_TRUE );
1616                 else
1617                     i_ret = demux2_Control( p_input->p->input.p_demux,
1618                                             DEMUX_SET_PAUSE_STATE, VLC_TRUE );
1619
1620                 b_force_update = VLC_TRUE;
1621
1622                 if( i_ret )
1623                 {
1624                     msg_Warn( p_input, "cannot set pause state" );
1625                     val.i_int = p_input->i_state;
1626                 }
1627                 else
1628                 {
1629                     val.i_int = PAUSE_S;
1630                 }
1631
1632                 /* Switch to new state */
1633                 p_input->i_state = val.i_int;
1634                 var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
1635
1636                 /* Send discontinuity to decoders (it will allow them to flush
1637                  * if implemented */
1638                 input_EsOutDiscontinuity( p_input->p->p_es_out, VLC_FALSE, VLC_FALSE );
1639             }
1640             else if( val.i_int == PAUSE_S && !p_input->p->b_can_pause )
1641             {
1642                 b_force_update = VLC_TRUE;
1643
1644                 /* Correct "state" value */
1645                 val.i_int = p_input->i_state;
1646                 var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
1647             }
1648             else if( val.i_int != PLAYING_S && val.i_int != PAUSE_S )
1649             {
1650                 msg_Err( p_input, "invalid state in INPUT_CONTROL_SET_STATE" );
1651             }
1652             break;
1653
1654         case INPUT_CONTROL_SET_RATE:
1655         case INPUT_CONTROL_SET_RATE_SLOWER:
1656         case INPUT_CONTROL_SET_RATE_FASTER:
1657         {
1658             int i_rate;
1659
1660             if( i_type == INPUT_CONTROL_SET_RATE_SLOWER )
1661                 i_rate = p_input->p->i_rate * 2;
1662             else if( i_type == INPUT_CONTROL_SET_RATE_FASTER )
1663                 i_rate = p_input->p->i_rate / 2;
1664             else
1665                 i_rate = val.i_int;
1666
1667             if( i_rate < INPUT_RATE_MIN )
1668             {
1669                 msg_Dbg( p_input, "cannot set rate faster" );
1670                 i_rate = INPUT_RATE_MIN;
1671             }
1672             else if( i_rate > INPUT_RATE_MAX )
1673             {
1674                 msg_Dbg( p_input, "cannot set rate slower" );
1675                 i_rate = INPUT_RATE_MAX;
1676             }
1677             if( i_rate != INPUT_RATE_DEFAULT &&
1678                 ( !p_input->b_can_pace_control ||
1679                   ( p_input->p->p_sout && !p_input->p->b_out_pace_control ) ) )
1680             {
1681                 msg_Dbg( p_input, "cannot change rate" );
1682                 i_rate = INPUT_RATE_DEFAULT;
1683             }
1684             if( i_rate != p_input->p->i_rate )
1685             {
1686                 val.i_int = i_rate;
1687                 var_Change( p_input, "rate", VLC_VAR_SETVALUE, &val, NULL );
1688
1689                 input_EsOutDiscontinuity( p_input->p->p_es_out,
1690                                           VLC_FALSE, VLC_FALSE );
1691
1692                 p_input->p->i_rate  = i_rate;
1693
1694                 input_EsOutSetRate( p_input->p->p_es_out );
1695
1696                 b_force_update = VLC_TRUE;
1697             }
1698             break;
1699         }
1700
1701         case INPUT_CONTROL_SET_PROGRAM:
1702             /* No need to force update, es_out does it if needed */
1703             es_out_Control( p_input->p->p_es_out,
1704                             ES_OUT_SET_GROUP, val.i_int );
1705
1706             demux2_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP, val.i_int,
1707                             NULL );
1708             break;
1709
1710         case INPUT_CONTROL_SET_ES:
1711             /* No need to force update, es_out does it if needed */
1712             es_out_Control( p_input->p->p_es_out, ES_OUT_SET_ES,
1713                             input_EsOutGetFromID( p_input->p->p_es_out,
1714                                                   val.i_int ) );
1715             break;
1716
1717         case INPUT_CONTROL_SET_AUDIO_DELAY:
1718             input_EsOutSetDelay( p_input->p->p_es_out,
1719                                  AUDIO_ES, val.i_time );
1720             var_Change( p_input, "audio-delay", VLC_VAR_SETVALUE, &val, NULL );
1721             break;
1722
1723         case INPUT_CONTROL_SET_SPU_DELAY:
1724             input_EsOutSetDelay( p_input->p->p_es_out,
1725                                  SPU_ES, val.i_time );
1726             var_Change( p_input, "spu-delay", VLC_VAR_SETVALUE, &val, NULL );
1727             break;
1728
1729         case INPUT_CONTROL_SET_TITLE:
1730         case INPUT_CONTROL_SET_TITLE_NEXT:
1731         case INPUT_CONTROL_SET_TITLE_PREV:
1732             if( p_input->p->input.b_title_demux &&
1733                 p_input->p->input.i_title > 0 )
1734             {
1735                 /* TODO */
1736                 /* FIXME handle demux title */
1737                 demux_t *p_demux = p_input->p->input.p_demux;
1738                 int i_title;
1739
1740                 if( i_type == INPUT_CONTROL_SET_TITLE_PREV )
1741                     i_title = p_demux->info.i_title - 1;
1742                 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
1743                     i_title = p_demux->info.i_title + 1;
1744                 else
1745                     i_title = val.i_int;
1746
1747                 if( i_title >= 0 && i_title < p_input->p->input.i_title )
1748                 {
1749                     es_out_Control( p_input->p->p_es_out, ES_OUT_RESET_PCR );
1750                     input_EsOutDiscontinuity( p_input->p->p_es_out, VLC_TRUE, VLC_FALSE );
1751
1752                     demux2_Control( p_demux, DEMUX_SET_TITLE, i_title );
1753                     input_ControlVarTitle( p_input, i_title );
1754                 }
1755             }
1756             else if( p_input->p->input.i_title > 0 )
1757             {
1758                 access_t *p_access = p_input->p->input.p_access;
1759                 int i_title;
1760
1761                 if( i_type == INPUT_CONTROL_SET_TITLE_PREV )
1762                     i_title = p_access->info.i_title - 1;
1763                 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
1764                     i_title = p_access->info.i_title + 1;
1765                 else
1766                     i_title = val.i_int;
1767
1768                 if( i_title >= 0 && i_title < p_input->p->input.i_title )
1769                 {
1770                     es_out_Control( p_input->p->p_es_out, ES_OUT_RESET_PCR );
1771                     input_EsOutDiscontinuity( p_input->p->p_es_out, VLC_TRUE, VLC_FALSE );
1772
1773                     access2_Control( p_access, ACCESS_SET_TITLE, i_title );
1774                     stream_AccessReset( p_input->p->input.p_stream );
1775                 }
1776             }
1777             break;
1778         case INPUT_CONTROL_SET_SEEKPOINT:
1779         case INPUT_CONTROL_SET_SEEKPOINT_NEXT:
1780         case INPUT_CONTROL_SET_SEEKPOINT_PREV:
1781             if( p_input->p->input.b_title_demux &&
1782                 p_input->p->input.i_title > 0 )
1783             {
1784                 demux_t *p_demux = p_input->p->input.p_demux;
1785                 int i_seekpoint;
1786                 int64_t i_input_time;
1787                 int64_t i_seekpoint_time;
1788
1789                 if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV )
1790                 {
1791                     i_seekpoint = p_demux->info.i_seekpoint;
1792                     i_seekpoint_time = p_input->p->input.title[p_demux->info.i_title]->seekpoint[i_seekpoint]->i_time_offset;
1793                     if( i_seekpoint_time >= 0 &&
1794                          !demux2_Control( p_demux,
1795                                           DEMUX_GET_TIME, &i_input_time ) )
1796                     {
1797                         if ( i_input_time < i_seekpoint_time + 3000000 )
1798                             i_seekpoint--;
1799                     }
1800                     else
1801                         i_seekpoint--;
1802                 }
1803                 else if( i_type == INPUT_CONTROL_SET_SEEKPOINT_NEXT )
1804                     i_seekpoint = p_demux->info.i_seekpoint + 1;
1805                 else
1806                     i_seekpoint = val.i_int;
1807
1808                 if( i_seekpoint >= 0 && i_seekpoint <
1809                     p_input->p->input.title[p_demux->info.i_title]->i_seekpoint )
1810                 {
1811                     es_out_Control( p_input->p->p_es_out, ES_OUT_RESET_PCR );
1812                     input_EsOutDiscontinuity( p_input->p->p_es_out, VLC_TRUE, VLC_FALSE );
1813
1814                     demux2_Control( p_demux, DEMUX_SET_SEEKPOINT, i_seekpoint );
1815                 }
1816             }
1817             else if( p_input->p->input.i_title > 0 )
1818             {
1819                 demux_t *p_demux = p_input->p->input.p_demux;
1820                 access_t *p_access = p_input->p->input.p_access;
1821                 int i_seekpoint;
1822                 int64_t i_input_time;
1823                 int64_t i_seekpoint_time;
1824
1825                 if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV )
1826                 {
1827                     i_seekpoint = p_access->info.i_seekpoint;
1828                     i_seekpoint_time = p_input->p->input.title[p_access->info.i_title]->seekpoint[i_seekpoint]->i_time_offset;
1829                     if( i_seekpoint_time >= 0 &&
1830                         demux2_Control( p_demux,
1831                                         DEMUX_GET_TIME, &i_input_time ) )
1832                     {
1833                         if ( i_input_time < i_seekpoint_time + 3000000 )
1834                             i_seekpoint--;
1835                     }
1836                     else
1837                         i_seekpoint--;
1838                 }
1839                 else if( i_type == INPUT_CONTROL_SET_SEEKPOINT_NEXT )
1840                     i_seekpoint = p_access->info.i_seekpoint + 1;
1841                 else
1842                     i_seekpoint = val.i_int;
1843
1844                 if( i_seekpoint >= 0 && i_seekpoint <
1845                     p_input->p->input.title[p_access->info.i_title]->i_seekpoint )
1846                 {
1847                     es_out_Control( p_input->p->p_es_out, ES_OUT_RESET_PCR );
1848                     input_EsOutDiscontinuity( p_input->p->p_es_out, VLC_TRUE, VLC_FALSE );
1849
1850                     access2_Control( p_access, ACCESS_SET_SEEKPOINT,
1851                                     i_seekpoint );
1852                     stream_AccessReset( p_input->p->input.p_stream );
1853                 }
1854             }
1855             break;
1856
1857         case INPUT_CONTROL_ADD_SLAVE:
1858             if( val.psz_string )
1859             {
1860                 input_source_t *slave = InputSourceNew( p_input );
1861
1862                 if( !InputSourceInit( p_input, slave, val.psz_string, NULL ) )
1863                 {
1864                     vlc_meta_t *p_meta;
1865                     int64_t i_time;
1866
1867                     /* Add the slave */
1868                     msg_Dbg( p_input, "adding %s as slave on the fly",
1869                              val.psz_string );
1870
1871                     /* Set position */
1872                     if( demux2_Control( p_input->p->input.p_demux,
1873                                         DEMUX_GET_TIME, &i_time ) )
1874                     {
1875                         msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
1876                         InputSourceClean( slave );
1877                         free( slave );
1878                         break;
1879                     }
1880                     if( demux2_Control( slave->p_demux,
1881                                         DEMUX_SET_TIME, i_time ) )
1882                     {
1883                         msg_Err( p_input, "seek failed for new slave" );
1884                         InputSourceClean( slave );
1885                         free( slave );
1886                         break;
1887                     }
1888
1889                     /* Get meta (access and demux) */
1890                     p_meta = vlc_meta_New();
1891                     access2_Control( slave->p_access, ACCESS_GET_META,
1892                                      p_meta );
1893                     demux2_Control( slave->p_demux, DEMUX_GET_META, p_meta );
1894                     InputUpdateMeta( p_input, p_meta );
1895
1896                     TAB_APPEND( p_input->p->i_slave, p_input->p->slave, slave );
1897                 }
1898                 else
1899                 {
1900                     free( slave );
1901                     msg_Warn( p_input, "failed to add %s as slave",
1902                               val.psz_string );
1903                 }
1904
1905                 free( val.psz_string );
1906             }
1907             break;
1908
1909         case INPUT_CONTROL_SET_BOOKMARK:
1910         default:
1911             msg_Err( p_input, "not yet implemented" );
1912             break;
1913     }
1914
1915     return b_force_update;
1916 }
1917
1918 /*****************************************************************************
1919  * UpdateFromDemux:
1920  *****************************************************************************/
1921 static int UpdateFromDemux( input_thread_t *p_input )
1922 {
1923     demux_t *p_demux = p_input->p->input.p_demux;
1924     vlc_value_t v;
1925
1926     if( p_demux->info.i_update & INPUT_UPDATE_TITLE )
1927     {
1928         v.i_int = p_demux->info.i_title;
1929         var_Change( p_input, "title", VLC_VAR_SETVALUE, &v, NULL );
1930
1931         input_ControlVarTitle( p_input, p_demux->info.i_title );
1932
1933         p_demux->info.i_update &= ~INPUT_UPDATE_TITLE;
1934     }
1935     if( p_demux->info.i_update & INPUT_UPDATE_SEEKPOINT )
1936     {
1937         v.i_int = p_demux->info.i_seekpoint;
1938         var_Change( p_input, "chapter", VLC_VAR_SETVALUE, &v, NULL);
1939
1940         p_demux->info.i_update &= ~INPUT_UPDATE_SEEKPOINT;
1941     }
1942     p_demux->info.i_update &= ~INPUT_UPDATE_SIZE;
1943
1944     /* Hmmm only works with master input */
1945     if( p_input->p->input.p_demux == p_demux )
1946     {
1947         int i_title_end = p_input->p->input.i_title_end -
1948             p_input->p->input.i_title_offset;
1949         int i_seekpoint_end = p_input->p->input.i_seekpoint_end -
1950             p_input->p->input.i_seekpoint_offset;
1951
1952         if( i_title_end >= 0 && i_seekpoint_end >= 0 )
1953         {
1954             if( p_demux->info.i_title > i_title_end ||
1955                 ( p_demux->info.i_title == i_title_end &&
1956                   p_demux->info.i_seekpoint > i_seekpoint_end ) ) return 0;
1957         }
1958         else if( i_seekpoint_end >=0 )
1959         {
1960             if( p_demux->info.i_seekpoint > i_seekpoint_end ) return 0;
1961         }
1962         else if( i_title_end >= 0 )
1963         {
1964             if( p_demux->info.i_title > i_title_end ) return 0;
1965         }
1966     }
1967
1968     return 1;
1969 }
1970
1971 /*****************************************************************************
1972  * UpdateFromAccess:
1973  *****************************************************************************/
1974 static int UpdateFromAccess( input_thread_t *p_input )
1975 {
1976     access_t *p_access = p_input->p->input.p_access;
1977     vlc_value_t v;
1978
1979     if( p_access->info.i_update & INPUT_UPDATE_TITLE )
1980     {
1981         v.i_int = p_access->info.i_title;
1982         var_Change( p_input, "title", VLC_VAR_SETVALUE, &v, NULL );
1983
1984         input_ControlVarTitle( p_input, p_access->info.i_title );
1985
1986         stream_AccessUpdate( p_input->p->input.p_stream );
1987
1988         p_access->info.i_update &= ~INPUT_UPDATE_TITLE;
1989     }
1990     if( p_access->info.i_update & INPUT_UPDATE_SEEKPOINT )
1991     {
1992         v.i_int = p_access->info.i_seekpoint;
1993         var_Change( p_input, "chapter", VLC_VAR_SETVALUE, &v, NULL);
1994         p_access->info.i_update &= ~INPUT_UPDATE_SEEKPOINT;
1995     }
1996     if( p_access->info.i_update & INPUT_UPDATE_META )
1997     {
1998         /* TODO maybe multi - access ? */
1999         vlc_meta_t *p_meta = vlc_meta_New();
2000         access2_Control( p_input->p->input.p_access,ACCESS_GET_META, p_meta );
2001         InputUpdateMeta( p_input, p_meta );
2002         var_SetBool( p_input, "item-change", p_input->p->input.p_item->i_id );
2003         p_access->info.i_update &= ~INPUT_UPDATE_META;
2004     }
2005
2006     p_access->info.i_update &= ~INPUT_UPDATE_SIZE;
2007
2008     /* Hmmm only works with master input */
2009     if( p_input->p->input.p_access == p_access )
2010     {
2011         int i_title_end = p_input->p->input.i_title_end -
2012             p_input->p->input.i_title_offset;
2013         int i_seekpoint_end = p_input->p->input.i_seekpoint_end -
2014             p_input->p->input.i_seekpoint_offset;
2015
2016         if( i_title_end >= 0 && i_seekpoint_end >=0 )
2017         {
2018             if( p_access->info.i_title > i_title_end ||
2019                 ( p_access->info.i_title == i_title_end &&
2020                   p_access->info.i_seekpoint > i_seekpoint_end ) ) return 0;
2021         }
2022         else if( i_seekpoint_end >=0 )
2023         {
2024             if( p_access->info.i_seekpoint > i_seekpoint_end ) return 0;
2025         }
2026         else if( i_title_end >= 0 )
2027         {
2028             if( p_access->info.i_title > i_title_end ) return 0;
2029         }
2030     }
2031
2032     return 1;
2033 }
2034
2035 /*****************************************************************************
2036  * UpdateItemLength:
2037  *****************************************************************************/
2038 static void UpdateItemLength( input_thread_t *p_input, int64_t i_length )
2039 {
2040     input_item_SetDuration( p_input->p->input.p_item, (mtime_t) i_length );
2041
2042     if( !p_input->b_preparsing )
2043     {
2044         pl_Yield( p_input );
2045         var_SetInteger( pl_Get( p_input ), "item-change",
2046                         p_input->p->input.p_item->i_id );
2047         pl_Release( p_input )
2048     }
2049 }
2050
2051 /*****************************************************************************
2052  * InputSourceNew:
2053  *****************************************************************************/
2054 static input_source_t *InputSourceNew( input_thread_t *p_input )
2055 {
2056     input_source_t *in = (input_source_t*) malloc( sizeof( input_source_t ) );
2057
2058     if( !in )
2059     {
2060         msg_Err( p_input, "out of memory for new input source" );
2061         return NULL;
2062     }
2063
2064     in->p_item   = NULL;
2065     in->p_access = NULL;
2066     in->p_stream = NULL;
2067     in->p_demux  = NULL;
2068     in->b_title_demux = VLC_FALSE;
2069     TAB_INIT( in->i_title, in->title );
2070     in->b_can_pace_control = VLC_TRUE;
2071     in->b_eof = VLC_FALSE;
2072     in->i_cr_average = 0;
2073
2074     return in;
2075 }
2076
2077 /*****************************************************************************
2078  * InputSourceInit:
2079  *****************************************************************************/
2080 static int InputSourceInit( input_thread_t *p_input,
2081                             input_source_t *in, const char *psz_mrl,
2082                             const char *psz_forced_demux )
2083 {
2084     char psz_dup[strlen (psz_mrl) + 1];
2085     const char *psz_access;
2086     const char *psz_demux;
2087     char *psz_path;
2088     char *psz_tmp;
2089     char *psz;
2090     vlc_value_t val;
2091
2092     strcpy( psz_dup, psz_mrl );
2093
2094     if( !in ) return VLC_EGENERIC;
2095     if( !p_input ) return VLC_EGENERIC;
2096
2097     /* Split uri */
2098     if( !p_input->b_preparsing )
2099     {
2100         MRLSplit( VLC_OBJECT(p_input), psz_dup,
2101                   &psz_access, &psz_demux, &psz_path );
2102
2103         msg_Dbg( p_input, "`%s' gives access `%s' demux `%s' path `%s'",
2104                  psz_mrl, psz_access, psz_demux, psz_path );
2105
2106         /* Hack to allow udp://@:port syntax */
2107         if( !psz_access ||
2108             (strncmp( psz_access, "udp", 3 ) &&
2109              strncmp( psz_access, "rtp", 3 )) )
2110
2111         /* Find optional titles and seekpoints */
2112         MRLSections( p_input, psz_path, &in->i_title_start, &in->i_title_end,
2113                      &in->i_seekpoint_start, &in->i_seekpoint_end );
2114
2115         if( psz_forced_demux && *psz_forced_demux )
2116         {
2117             psz_demux = psz_forced_demux;
2118         }
2119         else if( !psz_demux || *psz_demux == '\0' )
2120         {
2121             /* special hack for forcing a demuxer with --demux=module
2122              * (and do nothing with a list) */
2123             char *psz_var_demux = var_GetString( p_input, "demux" );
2124
2125             if( *psz_var_demux != '\0' &&
2126                 !strchr(psz_var_demux, ',' ) &&
2127                 !strchr(psz_var_demux, ':' ) )
2128             {
2129                 psz_demux = psz_var_demux;
2130
2131                 msg_Dbg( p_input, "enforced demux ` %s'", psz_demux );
2132             }
2133             else if( psz_var_demux )
2134             {
2135                 free( psz_var_demux );
2136             }
2137         }
2138
2139         /* Try access_demux if no demux given */
2140         if( *psz_demux == '\0' )
2141         {
2142             in->p_demux = demux2_New( p_input, psz_access, psz_demux, psz_path,
2143                                       NULL, p_input->p->p_es_out, VLC_FALSE );
2144         }
2145     }
2146     else
2147     {
2148         psz_path = psz_dup;
2149         if( !strncmp( psz_path, "file://", 7 ) )
2150             psz_path += 7;
2151         msg_Dbg( p_input, "trying to pre-parse %s",  psz_path );
2152         psz_demux = "";
2153         psz_access = "file";
2154     }
2155
2156     if( in->p_demux )
2157     {
2158         int64_t i_pts_delay;
2159
2160         /* Get infos from access_demux */
2161         demux2_Control( in->p_demux,
2162                         DEMUX_GET_PTS_DELAY, &i_pts_delay );
2163         p_input->i_pts_delay = __MAX( p_input->i_pts_delay, i_pts_delay );
2164
2165         in->b_title_demux = VLC_TRUE;
2166         if( demux2_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
2167                             &in->title, &in->i_title,
2168                             &in->i_title_offset, &in->i_seekpoint_offset ) )
2169         {
2170             in->i_title = 0;
2171             in->title   = NULL;
2172         }
2173         demux2_Control( in->p_demux, DEMUX_CAN_CONTROL_PACE,
2174                         &in->b_can_pace_control );
2175         demux2_Control( in->p_demux, DEMUX_CAN_PAUSE,
2176                         &in->b_can_pause );
2177
2178         /* FIXME todo
2179         demux2_Control( in->p_demux, DEMUX_CAN_SEEK,
2180                         &val.b_bool );
2181         */
2182     }
2183     else
2184     {
2185         int64_t i_pts_delay;
2186
2187         input_ChangeState( p_input, OPENING_S );
2188
2189         /* Now try a real access */
2190         in->p_access = access2_New( p_input, psz_access, psz_demux, psz_path,
2191                                     p_input->b_preparsing );
2192
2193         /* Access failed, URL encoded ? */
2194         if( in->p_access == NULL && strchr( psz_path, '%' ) )
2195         {
2196             decode_URI( psz_path );
2197
2198             msg_Dbg( p_input, "retrying with access `%s' demux `%s' path `%s'",
2199                      psz_access, psz_demux, psz_path );
2200
2201             in->p_access = access2_New( p_input,
2202                                         psz_access, psz_demux, psz_path,
2203                                         p_input->b_preparsing );
2204         }
2205         /* access failed, maybe our access detection was wrong.
2206          * Retry with the full name */
2207         if( in->p_access == NULL && strchr( psz_mrl, ':' ) )
2208         {
2209             msg_Dbg( p_input, "retrying with access `' demux `' path `%s'",
2210                      psz_mrl );
2211              in->p_access = access2_New( p_input,
2212                                          "", "", psz_mrl,
2213                                          p_input->b_preparsing );
2214         }
2215         if( in->p_access == NULL )
2216         {
2217             msg_Err( p_input, "open of `%s' failed: %s", psz_mrl,
2218                                                          msg_StackMsg() );
2219             intf_UserFatal( VLC_OBJECT( p_input), VLC_FALSE,
2220                             _("Your input can't be opened"),
2221                             _("VLC is unable to open the MRL '%s'."
2222                             " Check the log for details."), psz_mrl );
2223             goto error;
2224         }
2225
2226         /* */
2227         psz_tmp = psz = var_GetString( p_input, "access-filter" );
2228         while( psz && *psz )
2229         {
2230             access_t *p_access = in->p_access;
2231             char *end = strchr( psz, ':' );
2232
2233             if( end )
2234                 *end++ = '\0';
2235
2236             in->p_access = access2_FilterNew( in->p_access, psz );
2237             if( in->p_access == NULL )
2238             {
2239                 in->p_access = p_access;
2240                 msg_Warn( p_input, "failed to insert access filter %s",
2241                           psz );
2242             }
2243
2244             psz = end;
2245         }
2246         if( psz_tmp ) free( psz_tmp );
2247
2248         /* Get infos from access */
2249         if( !p_input->b_preparsing )
2250         {
2251             access2_Control( in->p_access,
2252                              ACCESS_GET_PTS_DELAY, &i_pts_delay );
2253             p_input->i_pts_delay = __MAX( p_input->i_pts_delay, i_pts_delay );
2254
2255             in->b_title_demux = VLC_FALSE;
2256             if( access2_Control( in->p_access, ACCESS_GET_TITLE_INFO,
2257                                  &in->title, &in->i_title,
2258                                 &in->i_title_offset, &in->i_seekpoint_offset ) )
2259
2260             {
2261                 in->i_title = 0;
2262                 in->title   = NULL;
2263             }
2264             access2_Control( in->p_access, ACCESS_CAN_CONTROL_PACE,
2265                              &in->b_can_pace_control );
2266             access2_Control( in->p_access, ACCESS_CAN_PAUSE,
2267                              &in->b_can_pause );
2268             access2_Control( in->p_access, ACCESS_CAN_SEEK,
2269                              &val.b_bool );
2270             var_Set( p_input, "seekable", val );
2271         }
2272
2273         input_ChangeState( p_input, BUFFERING_S );
2274
2275         /* Create the stream_t */
2276         in->p_stream = stream_AccessNew( in->p_access, p_input->b_preparsing );
2277         if( in->p_stream == NULL )
2278         {
2279             msg_Warn( p_input, "cannot create a stream_t from access" );
2280             goto error;
2281         }
2282
2283         /* Open a demuxer */
2284         if( *psz_demux == '\0' && *in->p_access->psz_demux )
2285         {
2286             psz_demux = in->p_access->psz_demux;
2287         }
2288
2289         {
2290             /* Take access redirections into account */
2291             char *psz_real_path;
2292             char *psz_buf = NULL;
2293             if( in->p_access->psz_path )
2294             {
2295                 const char *psz_a, *psz_d;
2296                 psz_buf = strdup( in->p_access->psz_path );
2297                 MRLSplit( VLC_OBJECT(p_input), psz_buf,
2298                           &psz_a, &psz_d, &psz_real_path );
2299             }
2300             else
2301             {
2302                 psz_real_path = psz_path;
2303             }
2304             in->p_demux = demux2_New( p_input, psz_access, psz_demux,
2305                                       psz_real_path,
2306                                       in->p_stream, p_input->p->p_es_out,
2307                                       p_input->b_preparsing );
2308             free( psz_buf );
2309         }
2310
2311         if( in->p_demux == NULL )
2312         {
2313             msg_Err( p_input, "no suitable demux module for `%s/%s://%s'",
2314                      psz_access, psz_demux, psz_path );
2315             intf_UserFatal( VLC_OBJECT( p_input ), VLC_FALSE,
2316                             _("Can't recognize the input's format"),
2317                             _("The format of '%s' can't be detected. "
2318                             "Have a look the log for details."), psz_mrl );
2319             goto error;
2320         }
2321
2322         /* Get title from demux */
2323         if( !p_input->b_preparsing && in->i_title <= 0 )
2324         {
2325             if( demux2_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
2326                                 &in->title, &in->i_title,
2327                                 &in->i_title_offset, &in->i_seekpoint_offset ))
2328             {
2329                 TAB_INIT( in->i_title, in->title );
2330             }
2331             else
2332             {
2333                 in->b_title_demux = VLC_TRUE;
2334             }
2335         }
2336         /* get attachment
2337          * FIXME improve for b_preparsing: move it after GET_META and check psz_arturl */
2338         if( 1 || !p_input->b_preparsing )
2339         {
2340             int i_attachment;
2341             input_attachment_t **attachment;
2342             if( !demux2_Control( in->p_demux, DEMUX_GET_ATTACHMENTS,
2343                                  &attachment, &i_attachment ) )
2344             {
2345                 int i;
2346                 vlc_mutex_lock( &p_input->p->input.p_item->lock );
2347                 p_input->p->attachment = realloc( p_input->p->attachment,
2348                         sizeof(input_attachment_t**) * ( p_input->p->i_attachment + i_attachment ) );
2349                 for( i = 0; i < i_attachment; i++ )
2350                     p_input->p->attachment[p_input->p->i_attachment++] = attachment[i];
2351                 if( attachment )
2352                     free( attachment );
2353                 vlc_mutex_unlock( &p_input->p->input.p_item->lock );
2354             }
2355         }
2356     }
2357
2358     if( var_GetInteger( p_input, "clock-synchro" ) != -1 )
2359         in->b_can_pace_control = !var_GetInteger( p_input, "clock-synchro" );
2360
2361     return VLC_SUCCESS;
2362
2363 error:
2364     input_ChangeState( p_input, ERROR_S );
2365
2366     if( in->p_demux )
2367         demux2_Delete( in->p_demux );
2368
2369     if( in->p_stream )
2370         stream_Delete( in->p_stream );
2371
2372     if( in->p_access )
2373         access2_Delete( in->p_access );
2374
2375     return VLC_EGENERIC;
2376 }
2377
2378 /*****************************************************************************
2379  * InputSourceClean:
2380  *****************************************************************************/
2381 static void InputSourceClean( input_source_t *in )
2382 {
2383     int i;
2384
2385     if( in->p_demux )
2386         demux2_Delete( in->p_demux );
2387
2388     if( in->p_stream )
2389         stream_Delete( in->p_stream );
2390
2391     if( in->p_access )
2392         access2_Delete( in->p_access );
2393
2394     if( in->i_title > 0 )
2395     {
2396         for( i = 0; i < in->i_title; i++ )
2397             vlc_input_title_Delete( in->title[i] );
2398         TAB_CLEAN( in->i_title, in->title );
2399     }
2400 }
2401
2402 static void SlaveDemux( input_thread_t *p_input )
2403 {
2404     int64_t i_time;
2405     int i;
2406
2407     if( demux2_Control( p_input->p->input.p_demux, DEMUX_GET_TIME, &i_time ) )
2408     {
2409         msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2410         return;
2411     }
2412
2413     for( i = 0; i < p_input->p->i_slave; i++ )
2414     {
2415         input_source_t *in = p_input->p->slave[i];
2416         int i_ret = 1;
2417
2418         if( in->b_eof )
2419             continue;
2420
2421         if( demux2_Control( in->p_demux, DEMUX_SET_NEXT_DEMUX_TIME, i_time ) )
2422         {
2423             for( ;; )
2424             {
2425                 int64_t i_stime;
2426                 if( demux2_Control( in->p_demux, DEMUX_GET_TIME, &i_stime ) )
2427                 {
2428                     msg_Err( p_input, "slave[%d] doesn't like "
2429                              "DEMUX_GET_TIME -> EOF", i );
2430                     i_ret = 0;
2431                     break;
2432                 }
2433
2434                 if( i_stime >= i_time )
2435                     break;
2436
2437                 if( ( i_ret = in->p_demux->pf_demux( in->p_demux ) ) <= 0 )
2438                     break;
2439             }
2440         }
2441         else
2442         {
2443             i_ret = in->p_demux->pf_demux( in->p_demux );
2444         }
2445
2446         if( i_ret <= 0 )
2447         {
2448             msg_Dbg( p_input, "slave %d EOF", i );
2449             in->b_eof = VLC_TRUE;
2450         }
2451     }
2452 }
2453
2454 static void SlaveSeek( input_thread_t *p_input )
2455 {
2456     int64_t i_time;
2457     int i;
2458
2459     if( !p_input ) return;
2460
2461     if( demux2_Control( p_input->p->input.p_demux, DEMUX_GET_TIME, &i_time ) )
2462     {
2463         msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2464         return;
2465     }
2466
2467     for( i = 0; i < p_input->p->i_slave; i++ )
2468     {
2469         input_source_t *in = p_input->p->slave[i];
2470
2471         if( demux2_Control( in->p_demux, DEMUX_SET_TIME, i_time ) )
2472         {
2473             msg_Err( p_input, "seek failed for slave %d -> EOF", i );
2474             in->b_eof = VLC_TRUE;
2475         }
2476     }
2477 }
2478
2479 /*****************************************************************************
2480  * InputMetaUser:
2481  *****************************************************************************/
2482 static void InputMetaUser( input_thread_t *p_input, vlc_meta_t *p_meta )
2483 {
2484     vlc_value_t val;
2485
2486     if( !p_meta ) return;
2487
2488     /* Get meta information from user */
2489 #define GET_META( field, s ) \
2490     var_Get( p_input, (s), &val );  \
2491     if( *val.psz_string ) \
2492         vlc_meta_Set( p_meta, vlc_meta_ ## field, val.psz_string ); \
2493     free( val.psz_string )
2494
2495     GET_META( Title, "meta-title" );
2496     GET_META( Artist, "meta-artist" );
2497     GET_META( Genre, "meta-genre" );
2498     GET_META( Copyright, "meta-copyright" );
2499     GET_META( Description, "meta-description" );
2500     GET_META( Date, "meta-date" );
2501     GET_META( URL, "meta-url" );
2502 #undef GET_META
2503 }
2504
2505 /*****************************************************************************
2506  * InputUpdateMeta: merge p_item meta data with p_meta taking care of
2507  * arturl and locking issue.
2508  *****************************************************************************/
2509 static void InputUpdateMeta( input_thread_t *p_input, vlc_meta_t *p_meta )
2510 {
2511     input_item_t *p_item = p_input->p->input.p_item;
2512     char * psz_arturl = NULL;
2513     char *psz_title = NULL;
2514     int i;
2515     int i_arturl_event = VLC_FALSE;
2516
2517     if( !p_meta )
2518         return;
2519
2520     psz_arturl = input_item_GetArtURL( p_item );
2521
2522     vlc_mutex_lock( &p_item->lock );
2523     if( vlc_meta_Get( p_meta, vlc_meta_Title ) && !p_item->b_fixed_name )
2524         psz_title = strdup( vlc_meta_Get( p_meta, vlc_meta_Title ) );
2525
2526     vlc_meta_Merge( p_item->p_meta, p_meta );
2527
2528     if( psz_arturl && *psz_arturl )
2529     {
2530         vlc_meta_Set( p_item->p_meta, vlc_meta_ArtworkURL, psz_arturl );
2531         i_arturl_event = VLC_TRUE;
2532     }
2533
2534     vlc_meta_Delete( p_meta );
2535
2536     if( psz_arturl && !strncmp( psz_arturl, "attachment://", strlen("attachment") ) )
2537     {
2538         /* Don't look for art cover if sout
2539          * XXX It can change when sout has meta data support */
2540         if( p_input->p->p_sout && !p_input->b_preparsing )
2541         {
2542             vlc_meta_Set( p_item->p_meta, vlc_meta_ArtworkURL, "" );
2543             i_arturl_event = VLC_TRUE;
2544
2545         }
2546         else
2547             input_ExtractAttachmentAndCacheArt( p_input );
2548     }
2549     free( psz_arturl );
2550
2551     input_item_SetPreparsed( p_item, VLC_TRUE );
2552
2553     /* A bit ugly */
2554     p_meta = NULL;
2555     if( vlc_dictionary_keys_count( &p_item->p_meta->extra_tags ) > 0 )
2556     {
2557         p_meta = vlc_meta_New();
2558         vlc_meta_Merge( p_meta, input_item_GetMetaObject( p_item ) );
2559     }
2560     vlc_mutex_unlock( &p_item->lock );
2561
2562     if( i_arturl_event == VLC_TRUE )
2563     {
2564         vlc_event_t event;
2565
2566         /* Notify interested third parties */
2567         event.type = vlc_InputItemMetaChanged;
2568         event.u.input_item_meta_changed.meta_type = vlc_meta_ArtworkURL;
2569         vlc_event_send( &p_item->event_manager, &event );
2570     }
2571
2572     if( psz_title )
2573     {
2574         input_Control( p_input, INPUT_SET_NAME, psz_title );
2575         free( psz_title );
2576     }
2577
2578     if( p_meta )
2579     {
2580         char ** ppsz_all_keys = vlc_dictionary_all_keys( &p_meta->extra_tags );
2581         for( i = 0; ppsz_all_keys[i]; i++ )
2582         {
2583             input_Control( p_input, INPUT_ADD_INFO, _(VLC_META_INFO_CAT), _(ppsz_all_keys[i]),
2584                     vlc_dictionary_value_for_key( &p_meta->extra_tags, ppsz_all_keys[i] ) );
2585             free( ppsz_all_keys[i] );
2586         }
2587         free( ppsz_all_keys );
2588         vlc_meta_Delete( p_meta );
2589     }
2590
2591     /** \todo handle sout meta */
2592 }
2593
2594
2595 static inline vlc_bool_t IsValidAccess( const char *psz )
2596 {
2597     char c;
2598
2599     while( ( c = *psz ) != '\0' )
2600     {
2601         if( c == ':' )
2602             return VLC_TRUE;
2603
2604         if( ( !isascii( c ) || !isalnum( c ) ) && c != '-' && ( c != '/' ) )
2605             return VLC_FALSE;
2606         psz++;
2607     }
2608     /* should not happen though */
2609     return VLC_FALSE;
2610 }
2611
2612
2613 /*****************************************************************************
2614  * MRLSplit: parse the access, demux and url part of the
2615  *           Media Resource Locator.
2616  *****************************************************************************/
2617 void MRLSplit( vlc_object_t *p_input, char *psz_dup,
2618                const char **ppsz_access, const char **ppsz_demux,
2619                char **ppsz_path )
2620 {
2621     const char *psz_access = "";
2622     const char *psz_demux  = "";
2623     char *psz_path;
2624     char *psz;
2625
2626     psz = strchr( psz_dup, ':' );
2627
2628     if( psz != NULL )
2629     {
2630         /* Guess whether ':' is part of a local filename, or separates
2631          * access/demux from path */
2632         if( !IsValidAccess( psz_dup ) )
2633             psz = NULL;
2634 #if defined( WIN32 ) || defined( UNDER_CE )
2635         else if( ( psz - psz_dup == 1 ) && isalpha( psz_dup[0] ) )
2636         {
2637             msg_Dbg( p_input, "drive letter %c: found in source", *psz_dup );
2638             psz = NULL;
2639         }
2640 #endif
2641     }
2642
2643     if( psz != NULL )
2644     {
2645         *psz++ = '\0';
2646         if( psz[0] == '/' && psz[1] == '/' ) psz += 2;
2647
2648         psz_path = psz;
2649
2650         psz = strchr( psz_dup, '/' );
2651         if( psz )
2652         {
2653             *psz++ = '\0';
2654             psz_demux = psz;
2655         }
2656
2657         psz_access = psz_dup;
2658     }
2659     else
2660     {
2661         psz_path = psz_dup;
2662     }
2663
2664     *ppsz_access = psz_access;
2665     *ppsz_demux = psz_demux;
2666     *ppsz_path = psz_path;
2667 }
2668
2669 /*****************************************************************************
2670  * MRLSections: parse title and seekpoint info from the Media Resource Locator.
2671  *
2672  * Syntax:
2673  * [url][@[title-start][:chapter-start][-[title-end][:chapter-end]]]
2674  *****************************************************************************/
2675 static void MRLSections( input_thread_t *p_input, char *psz_source,
2676                          int *pi_title_start, int *pi_title_end,
2677                          int *pi_chapter_start, int *pi_chapter_end )
2678 {
2679     char *psz, *psz_end, *psz_next, *psz_check;
2680
2681     *pi_title_start = *pi_title_end = -1;
2682     *pi_chapter_start = *pi_chapter_end = -1;
2683
2684     /* Start by parsing titles and chapters */
2685     if( !psz_source || !( psz = strrchr( psz_source, '@' ) ) ) return;
2686
2687     /* Check we are really dealing with a title/chapter section */
2688     psz_check = psz + 1;
2689     if( !*psz_check ) return;
2690     if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 );
2691     if( *psz_check != ':' && *psz_check != '-' && *psz_check ) return;
2692     if( *psz_check == ':' && ++psz_check )
2693         if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 );
2694     if( *psz_check != '-' && *psz_check ) return;
2695     if( *psz_check == '-' && ++psz_check )
2696         if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 );
2697     if( *psz_check != ':' && *psz_check ) return;
2698     if( *psz_check == ':' && ++psz_check )
2699         if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 );
2700     if( *psz_check ) return;
2701
2702     /* Separate start and end */
2703     *psz++ = 0;
2704     if( ( psz_end = strchr( psz, '-' ) ) ) *psz_end++ = 0;
2705
2706     /* Look for the start title */
2707     *pi_title_start = strtol( psz, &psz_next, 0 );
2708     if( !*pi_title_start && psz == psz_next ) *pi_title_start = -1;
2709     *pi_title_end = *pi_title_start;
2710     psz = psz_next;
2711
2712     /* Look for the start chapter */
2713     if( *psz ) psz++;
2714     *pi_chapter_start = strtol( psz, &psz_next, 0 );
2715     if( !*pi_chapter_start && psz == psz_next ) *pi_chapter_start = -1;
2716     *pi_chapter_end = *pi_chapter_start;
2717
2718     if( psz_end )
2719     {
2720         /* Look for the end title */
2721         *pi_title_end = strtol( psz_end, &psz_next, 0 );
2722         if( !*pi_title_end && psz_end == psz_next ) *pi_title_end = -1;
2723         psz_end = psz_next;
2724
2725         /* Look for the end chapter */
2726         if( *psz_end ) psz_end++;
2727         *pi_chapter_end = strtol( psz_end, &psz_next, 0 );
2728         if( !*pi_chapter_end && psz_end == psz_next ) *pi_chapter_end = -1;
2729     }
2730
2731     msg_Dbg( p_input, "source=`%s' title=%d/%d seekpoint=%d/%d",
2732              psz_source, *pi_title_start, *pi_chapter_start,
2733              *pi_title_end, *pi_chapter_end );
2734 }
2735
2736 /*****************************************************************************
2737  * input_AddSubtitles: add a subtitles file and enable it
2738  *****************************************************************************/
2739 vlc_bool_t input_AddSubtitles( input_thread_t *p_input, char *psz_subtitle,
2740                                vlc_bool_t b_check_extension )
2741 {
2742     input_source_t *sub;
2743     vlc_value_t count;
2744     vlc_value_t list;
2745     char *psz_path, *psz_extension;
2746
2747     if( b_check_extension && !subtitles_Filter( psz_subtitle ) )
2748     {
2749         return VLC_FALSE;
2750     }
2751
2752     /* if we are provided a subtitle.sub file,
2753      * see if we don't have a subtitle.idx and use it instead */
2754     psz_path = strdup( psz_subtitle );
2755     if( psz_path )
2756     {
2757         psz_extension = strrchr( psz_path, '.');
2758         if( psz_extension && strcmp( psz_extension, ".sub" ) == 0 )
2759         {
2760             FILE *f;
2761
2762             strcpy( psz_extension, ".idx" );
2763             /* FIXME: a portable wrapper for stat() or access() would be more suited */
2764             if( ( f = utf8_fopen( psz_path, "rt" ) ) )
2765             {
2766                 fclose( f );
2767                 msg_Dbg( p_input, "using %s subtitles file instead of %s",
2768                          psz_path, psz_subtitle );
2769                 strcpy( psz_subtitle, psz_path );
2770             }
2771         }
2772         free( psz_path );
2773     }
2774
2775     var_Change( p_input, "spu-es", VLC_VAR_CHOICESCOUNT, &count, NULL );
2776
2777     sub = InputSourceNew( p_input );
2778     if( !InputSourceInit( p_input, sub, psz_subtitle, "subtitle" ) )
2779     {
2780         TAB_APPEND( p_input->p->i_slave, p_input->p->slave, sub );
2781
2782         /* Select the ES */
2783         if( !var_Change( p_input, "spu-es", VLC_VAR_GETLIST, &list, NULL ) )
2784         {
2785             if( count.i_int == 0 )
2786                 count.i_int++;
2787             /* if it was first one, there is disable too */
2788
2789             if( count.i_int < list.p_list->i_count )
2790             {
2791                 input_ControlPush( p_input, INPUT_CONTROL_SET_ES,
2792                                    &list.p_list->p_values[count.i_int] );
2793             }
2794             var_Change( p_input, "spu-es", VLC_VAR_FREELIST, &list, NULL );
2795         }
2796     }
2797     else free( sub );
2798
2799     return VLC_TRUE;
2800 }