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

   1 /*****************************************************************************
   2  * input.c: input thread
   3  *****************************************************************************
   4  * Copyright (C) 1998-2007 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Christophe Massiot <massiot@via.ecp.fr>
   8  *          Laurent Aimar <fenrir@via.ecp.fr>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  23  *****************************************************************************/
  24
  25 /*****************************************************************************
  26  * Preamble
  27  *****************************************************************************/
  28 #ifdef HAVE_CONFIG_H
  29 # include "config.h"
  30 #endif
  31
  32 #include <vlc_common.h>
  33
  34 #include <ctype.h>
  35 #include <limits.h>
  36 #include <assert.h>
  37
  38 #include "input_internal.h"
  39 #include "event.h"
  40 #include "es_out.h"
  41 #include "es_out_timeshift.h"
  42 #include "access.h"
  43 #include "demux.h"
  44 #include "stream.h"
  45
  46 #include <vlc_sout.h>
  47 #include "../stream_output/stream_output.h"
  48
  49 #include <vlc_interface.h>
  50 #include <vlc_url.h>
  51 #include <vlc_charset.h>
  52 #include <vlc_strings.h>
  53
  54 #ifdef HAVE_SYS_STAT_H
  55 #   include <sys/stat.h>
  56 #endif
  57
  58 /*****************************************************************************
  59  * Local prototypes
  60  *****************************************************************************/
  61 static void Destructor( input_thread_t * p_input );
  62
  63 static  void *Run            ( vlc_object_t *p_this );
  64 static  void *RunAndDestroy  ( vlc_object_t *p_this );
  65
  66 static input_thread_t * Create  ( vlc_object_t *, input_item_t *,
  67                                   const char *, bool, sout_instance_t * );
  68 static  int             Init    ( input_thread_t *p_input );
  69 static void             WaitDie   ( input_thread_t *p_input );
  70 static void             End     ( input_thread_t *p_input );
  71 static void             MainLoop( input_thread_t *p_input );
  72
  73 static inline int ControlPopNoLock( input_thread_t *, int *, vlc_value_t *, mtime_t i_deadline );
  74 static void       ControlReduce( input_thread_t * );
  75 static bool Control( input_thread_t *, int, vlc_value_t );
  76
  77 static int  UpdateFromAccess( input_thread_t * );
  78 static int  UpdateFromDemux( input_thread_t * );
  79
  80 static void MRLSections( input_thread_t *, char *, int *, int *, int *, int *);
  81
  82 static input_source_t *InputSourceNew( input_thread_t *);
  83 static int  InputSourceInit( input_thread_t *, input_source_t *,
  84                              const char *, const char *psz_forced_demux );
  85 static void InputSourceClean( input_source_t * );
  86 /* TODO */
  87 //static void InputGetAttachments( input_thread_t *, input_source_t * );
  88 static void SlaveDemux( input_thread_t *p_input );
  89 static void SlaveSeek( input_thread_t *p_input );
  90
  91 static void InputMetaUser( input_thread_t *p_input, vlc_meta_t *p_meta );
  92 static void InputUpdateMeta( input_thread_t *p_input, vlc_meta_t *p_meta );
  93 static char *InputGetExtraFiles( input_thread_t *p_input,
  94                                  const char *psz_access, const char *psz_path );
  95
  96 static void DemuxMeta( input_thread_t *p_input, vlc_meta_t *p_meta, demux_t *p_demux );
  97 static void AccessMeta( input_thread_t * p_input, vlc_meta_t *p_meta );
  98 static void AppendAttachment( int *pi_attachment, input_attachment_t ***ppp_attachment,
  99                               int i_new, input_attachment_t **pp_new );
 100
 101 static void SubtitleAdd( input_thread_t *p_input, char *psz_subtitle, bool b_forced );
 102
 103 static void input_ChangeState( input_thread_t *p_input, int i_state ); /* TODO fix name */
 104
 105 /*****************************************************************************
 106  * This function creates a new input, and returns a pointer
 107  * to its description. On error, it returns NULL.
 108  *
 109  * XXX Do not forget to update vlc_input.h if you add new variables.
 110  *****************************************************************************/
 111 static input_thread_t *Create( vlc_object_t *p_parent, input_item_t *p_item,
 112                                const char *psz_header, bool b_quick,
 113                                sout_instance_t *p_sout )
 114 {
 115     static const char input_name[] = "input";
 116     input_thread_t *p_input = NULL;                 /* thread descriptor */
 117     vlc_value_t val;
 118     int i;
 119
 120     /* Allocate descriptor */
 121     p_input = vlc_custom_create( p_parent, sizeof( *p_input ),
 122                                  VLC_OBJECT_INPUT, input_name );
 123     if( p_input == NULL )
 124         return NULL;
 125
 126     /* Construct a nice name for the input timer */
 127     char psz_timer_name[255];
 128     char * psz_name = input_item_GetName( p_item );
 129     snprintf( psz_timer_name, sizeof(psz_timer_name),
 130               "input launching for '%s'", psz_name );
 131
 132     msg_Dbg( p_input, "Creating an input for '%s'", psz_name);
 133
 134     free( psz_name );
 135
 136     /* Start a timer to mesure how long it takes
 137      * to launch an input */
 138     stats_TimerStart( p_input, psz_timer_name,
 139         STATS_TIMER_INPUT_LAUNCHING );
 140
 141     p_input->p = calloc( 1, sizeof( input_thread_private_t ) );
 142     if( !p_input->p )
 143         return NULL;
 144
 145     /* One "randomly" selected input thread is responsible for computing
 146      * the global stats. Check if there is already someone doing this */
 147     if( p_input->p_libvlc->p_stats && !b_quick )
 148     {
 149         libvlc_priv_t *p_private = libvlc_priv( p_input->p_libvlc );
 150         vlc_mutex_lock( &p_input->p_libvlc->p_stats->lock );
 151         if( p_private->p_stats_computer == NULL )
 152             p_private->p_stats_computer = p_input;
 153         vlc_mutex_unlock( &p_input->p_libvlc->p_stats->lock );
 154     }
 155
 156     p_input->b_preparsing = b_quick;
 157     p_input->psz_header = psz_header ? strdup( psz_header ) : NULL;
 158
 159     /* Init events */
 160     vlc_event_manager_t * p_em = &p_input->p->event_manager;
 161     vlc_event_manager_init_with_vlc_object( p_em, p_input );
 162     vlc_event_manager_register_event_type( p_em, vlc_InputStateChanged );
 163     vlc_event_manager_register_event_type( p_em, vlc_InputSelectedStreamChanged );
 164
 165     /* Init Common fields */
 166     p_input->b_eof = false;
 167     p_input->b_can_pace_control = true;
 168     p_input->p->i_start = 0;
 169     p_input->i_time     = 0;
 170     p_input->p->i_stop  = 0;
 171     p_input->p->i_run   = 0;
 172     p_input->p->i_title = 0;
 173     p_input->p->title = NULL;
 174     p_input->p->i_title_offset = p_input->p->i_seekpoint_offset = 0;
 175     p_input->i_state = INIT_S;
 176     p_input->p->i_rate = INPUT_RATE_DEFAULT;
 177     p_input->p->b_recording = false;
 178     TAB_INIT( p_input->p->i_bookmark, p_input->p->bookmark );
 179     TAB_INIT( p_input->p->i_attachment, p_input->p->attachment );
 180     p_input->p->p_es_out_display = NULL;
 181     p_input->p->p_es_out = NULL;
 182     p_input->p->p_sout   = NULL;
 183     p_input->p->b_out_pace_control = false;
 184     p_input->i_pts_delay = 0;
 185
 186     /* Init Input fields */
 187     vlc_gc_incref( p_item ); /* Released in Destructor() */
 188     p_input->p->input.p_item = p_item;
 189     p_input->p->input.p_access = NULL;
 190     p_input->p->input.p_stream = NULL;
 191     p_input->p->input.p_demux  = NULL;
 192     p_input->p->input.b_title_demux = false;
 193     p_input->p->input.i_title  = 0;
 194     p_input->p->input.title    = NULL;
 195     p_input->p->input.i_title_offset = p_input->p->input.i_seekpoint_offset = 0;
 196     p_input->p->input.b_can_pace_control = true;
 197     p_input->p->input.b_can_rate_control = true;
 198     p_input->p->input.b_rescale_ts = true;
 199     p_input->p->input.b_eof = false;
 200     p_input->p->input.i_cr_average = 0;
 201
 202     vlc_mutex_lock( &p_item->lock );
 203
 204     if( !p_item->p_stats )
 205         p_item->p_stats = stats_NewInputStats( p_input );
 206     vlc_mutex_unlock( &p_item->lock );
 207
 208     /* No slave */
 209     p_input->p->i_slave = 0;
 210     p_input->p->slave   = NULL;
 211
 212     /* Init control buffer */
 213     vlc_mutex_init( &p_input->p->lock_control );
 214     vlc_cond_init( &p_input->p->wait_control );
 215     p_input->p->i_control = 0;
 216
 217     /* Parse input options */
 218     vlc_mutex_lock( &p_item->lock );
 219     assert( (int)p_item->optflagc == p_item->i_options );
 220     for( i = 0; i < p_item->i_options; i++ )
 221         var_OptionParse( VLC_OBJECT(p_input), p_item->ppsz_options[i],
 222                          !!(p_item->optflagv[i] & VLC_INPUT_OPTION_TRUSTED) );
 223     vlc_mutex_unlock( &p_item->lock );
 224
 225     /* Create Object Variables for private use only */
 226     input_ConfigVarInit( p_input );
 227
 228     /* Create Objects variables for public Get and Set */
 229     input_ControlVarInit( p_input );
 230
 231     /* */
 232     p_input->p->input.i_cr_average = var_GetInteger( p_input, "cr-average" );
 233
 234     if( !p_input->b_preparsing )
 235     {
 236         var_Get( p_input, "bookmarks", &val );
 237         if( val.psz_string )
 238         {
 239             /* FIXME: have a common cfg parsing routine used by sout and others */
 240             char *psz_parser, *psz_start, *psz_end;
 241             psz_parser = val.psz_string;
 242             while( (psz_start = strchr( psz_parser, '{' ) ) )
 243             {
 244                  seekpoint_t *p_seekpoint;
 245                  char backup;
 246                  psz_start++;
 247                  psz_end = strchr( psz_start, '}' );
 248                  if( !psz_end ) break;
 249                  psz_parser = psz_end + 1;
 250                  backup = *psz_parser;
 251                  *psz_parser = 0;
 252                  *psz_end = ',';
 253
 254                  p_seekpoint = vlc_seekpoint_New();
 255                  while( (psz_end = strchr( psz_start, ',' ) ) )
 256                  {
 257                      *psz_end = 0;
 258                      if( !strncmp( psz_start, "name=", 5 ) )
 259                      {
 260                          p_seekpoint->psz_name = strdup(psz_start + 5);
 261                      }
 262                      else if( !strncmp( psz_start, "bytes=", 6 ) )
 263                      {
 264                          p_seekpoint->i_byte_offset = atoll(psz_start + 6);
 265                      }
 266                      else if( !strncmp( psz_start, "time=", 5 ) )
 267                      {
 268                          p_seekpoint->i_time_offset = atoll(psz_start + 5) *
 269                                                         1000000;
 270                      }
 271                      psz_start = psz_end + 1;
 272                 }
 273                 msg_Dbg( p_input, "adding bookmark: %s, bytes=%"PRId64", time=%"PRId64,
 274                                   p_seekpoint->psz_name, p_seekpoint->i_byte_offset,
 275                                   p_seekpoint->i_time_offset );
 276                 input_Control( p_input, INPUT_ADD_BOOKMARK, p_seekpoint );
 277                 vlc_seekpoint_Delete( p_seekpoint );
 278                 *psz_parser = backup;
 279             }
 280             free( val.psz_string );
 281         }
 282     }
 283
 284     /* Remove 'Now playing' info as it is probably outdated */
 285     input_item_SetNowPlaying( p_item, NULL );
 286     input_SendEventMeta( p_input );
 287
 288     /* */
 289     if( p_input->b_preparsing )
 290         p_input->i_flags |= OBJECT_FLAGS_QUIET | OBJECT_FLAGS_NOINTERACT;
 291
 292     /* */
 293     if( p_sout )
 294         p_input->p->p_sout = p_sout;
 295
 296     memset( &p_input->p->counters, 0, sizeof( p_input->p->counters ) );
 297     vlc_mutex_init( &p_input->p->counters.counters_lock );
 298
 299     /* Set the destructor when we are sure we are initialized */
 300     vlc_object_set_destructor( p_input, (vlc_destructor_t)Destructor );
 301
 302     /* Attach only once we are ready */
 303     vlc_object_attach( p_input, p_parent );
 304
 305     return p_input;
 306 }
 307
 308 /**
 309  * Input destructor (called when the object's refcount reaches 0).
 310  */
 311 static void Destructor( input_thread_t * p_input )
 312 {
 313 #ifndef NDEBUG
 314     char * psz_name = input_item_GetName( p_input->p->input.p_item );
 315     msg_Dbg( p_input, "Destroying the input for '%s'", psz_name);
 316     free( psz_name );
 317 #endif
 318
 319     vlc_event_manager_fini( &p_input->p->event_manager );
 320
 321     stats_TimerDump( p_input, STATS_TIMER_INPUT_LAUNCHING );
 322     stats_TimerClean( p_input, STATS_TIMER_INPUT_LAUNCHING );
 323 #ifdef ENABLE_SOUT
 324     if( p_input->p->p_sout )
 325         sout_DeleteInstance( p_input->p->p_sout );
 326 #endif
 327     vlc_gc_decref( p_input->p->input.p_item );
 328
 329     vlc_mutex_destroy( &p_input->p->counters.counters_lock );
 330
 331     vlc_cond_destroy( &p_input->p->wait_control );
 332     vlc_mutex_destroy( &p_input->p->lock_control );
 333     free( p_input->p );
 334 }
 335
 336 /**
 337  * Initialize an input thread and run it. You will need to monitor the
 338  * thread to clean up after it is done
 339  *
 340  * \param p_parent a vlc_object
 341  * \param p_item an input item
 342  * \return a pointer to the spawned input thread
 343  */
 344 input_thread_t *__input_CreateThread( vlc_object_t *p_parent,
 345                                       input_item_t *p_item )
 346 {
 347     return __input_CreateThreadExtended( p_parent, p_item, NULL, NULL );
 348 }
 349
 350 /* */
 351 input_thread_t *__input_CreateThreadExtended( vlc_object_t *p_parent,
 352                                               input_item_t *p_item,
 353                                               const char *psz_log, sout_instance_t *p_sout )
 354 {
 355     input_thread_t *p_input;
 356
 357     p_input = Create( p_parent, p_item, psz_log, false, p_sout );
 358     if( !p_input )
 359         return NULL;
 360
 361     /* Create thread and wait for its readiness. */
 362     if( vlc_thread_create( p_input, "input", Run,
 363                            VLC_THREAD_PRIORITY_INPUT, false ) )
 364     {
 365         input_ChangeState( p_input, ERROR_S );
 366         msg_Err( p_input, "cannot create input thread" );
 367         vlc_object_detach( p_input );
 368         vlc_object_release( p_input );
 369         return NULL;
 370     }
 371
 372     return p_input;
 373 }
 374
 375 /**
 376  * Initialize an input thread and run it. This thread will clean after itself,
 377  * you can forget about it. It can work either in blocking or non-blocking mode
 378  *
 379  * \param p_parent a vlc_object
 380  * \param p_item an input item
 381  * \param b_block should we block until read is finished ?
 382  * \return an error code, VLC_SUCCESS on success
 383  */
 384 int __input_Read( vlc_object_t *p_parent, input_item_t *p_item,
 385                    bool b_block )
 386 {
 387     input_thread_t *p_input;
 388
 389     p_input = Create( p_parent, p_item, NULL, false, NULL );
 390     if( !p_input )
 391         return VLC_EGENERIC;
 392
 393     if( b_block )
 394     {
 395         RunAndDestroy( VLC_OBJECT(p_input) );
 396         return VLC_SUCCESS;
 397     }
 398     else
 399     {
 400         if( vlc_thread_create( p_input, "input", RunAndDestroy,
 401                                VLC_THREAD_PRIORITY_INPUT, false ) )
 402         {
 403             input_ChangeState( p_input, ERROR_S );
 404             msg_Err( p_input, "cannot create input thread" );
 405             vlc_object_release( p_input );
 406             return VLC_EGENERIC;
 407         }
 408     }
 409     return VLC_SUCCESS;
 410 }
 411
 412 /**
 413  * Initialize an input and initialize it to preparse the item
 414  * This function is blocking. It will only accept to parse files
 415  *
 416  * \param p_parent a vlc_object_t
 417  * \param p_item an input item
 418  * \return VLC_SUCCESS or an error
 419  */
 420 int __input_Preparse( vlc_object_t *p_parent, input_item_t *p_item )
 421 {
 422     input_thread_t *p_input;
 423
 424     /* Allocate descriptor */
 425     p_input = Create( p_parent, p_item, NULL, true, NULL );
 426     if( !p_input )
 427         return VLC_EGENERIC;
 428
 429     if( !Init( p_input ) )
 430         End( p_input );
 431
 432     vlc_object_detach( p_input );
 433     vlc_object_release( p_input );
 434
 435     return VLC_SUCCESS;
 436 }
 437
 438 /**
 439  * Request a running input thread to stop and die
 440  *
 441  * \param the input thread to stop
 442  */
 443 static void ObjectKillChildrens( input_thread_t *p_input, vlc_object_t *p_obj )
 444 {
 445     vlc_list_t *p_list;
 446     int i;
 447
 448     if( p_obj->i_object_type == VLC_OBJECT_VOUT ||
 449         p_obj->i_object_type == VLC_OBJECT_AOUT ||
 450         p_obj == VLC_OBJECT(p_input->p->p_sout) )
 451         return;
 452
 453     vlc_object_kill( p_obj );
 454
 455     p_list = vlc_list_children( p_obj );
 456     for( i = 0; i < p_list->i_count; i++ )
 457         ObjectKillChildrens( p_input, p_list->p_values[i].p_object );
 458     vlc_list_release( p_list );
 459 }
 460 void input_StopThread( input_thread_t *p_input )
 461 {
 462     /* Set die for input and ALL of this childrens (even (grand-)grand-childrens)
 463      * It is needed here even if it is done in INPUT_CONTROL_SET_DIE handler to
 464      * unlock the control loop */
 465     ObjectKillChildrens( p_input, VLC_OBJECT(p_input) );
 466
 467     input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL );
 468 }
 469
 470 sout_instance_t *input_DetachSout( input_thread_t *p_input )
 471 {
 472     assert( p_input->b_dead );
 473     sout_instance_t *p_sout = p_input->p->p_sout;
 474     vlc_object_detach( p_sout );
 475     p_input->p->p_sout = NULL;
 476     return p_sout;
 477 }
 478
 479 /*****************************************************************************
 480  * Run: main thread loop
 481  * This is the "normal" thread that spawns the input processing chain,
 482  * reads the stream, cleans up and waits
 483  *****************************************************************************/
 484 static void *Run( vlc_object_t *p_this )
 485 {
 486     input_thread_t *p_input = (input_thread_t *)p_this;
 487     const int canc = vlc_savecancel();
 488
 489     if( Init( p_input ) )
 490     {
 491         /* If we failed, wait before we are killed, and exit */
 492         WaitDie( p_input );
 493         goto exit;
 494     }
 495
 496     MainLoop( p_input );
 497
 498     /* Wait until we are asked to die */
 499     if( !p_input->b_die )
 500         WaitDie( p_input );
 501
 502     /* Clean up */
 503     End( p_input );
 504
 505 exit:
 506     p_input->b_dead = true;
 507     vlc_restorecancel( canc );
 508     return NULL;
 509 }
 510
 511 /*****************************************************************************
 512  * RunAndDestroy: main thread loop
 513  * This is the "just forget me" thread that spawns the input processing chain,
 514  * reads the stream, cleans up and releases memory
 515  *****************************************************************************/
 516 static void *RunAndDestroy( vlc_object_t *p_this )
 517 {
 518     input_thread_t *p_input = (input_thread_t *)p_this;
 519     const int canc = vlc_savecancel();
 520
 521     if( Init( p_input ) )
 522         goto exit;
 523
 524     MainLoop( p_input );
 525
 526     /* Clean up */
 527     End( p_input );
 528
 529 exit:
 530     /* Release memory */
 531     vlc_object_release( p_input );
 532     vlc_restorecancel( canc );
 533     return NULL;
 534 }
 535
 536 /*****************************************************************************
 537  * Main loop: Fill buffers from access, and demux
 538  *****************************************************************************/
 539
 540 /**
 541  * MainLoopDemux
 542  * It asks the demuxer to demux some data
 543  */
 544 static void MainLoopDemux( input_thread_t *p_input, bool *pb_changed, mtime_t *pi_start_mdate )
 545 {
 546     int i_ret;
 547
 548     *pb_changed = false;
 549
 550     if( ( p_input->p->i_stop > 0 && p_input->i_time >= p_input->p->i_stop ) ||
 551         ( p_input->p->i_run > 0 && *pi_start_mdate+p_input->p->i_run < mdate() ) )
 552         i_ret = 0; /* EOF */
 553     else
 554         i_ret = p_input->p->input.p_demux->pf_demux(p_input->p->input.p_demux);
 555
 556     if( i_ret > 0 )
 557     {
 558         /* TODO */
 559         if( p_input->p->input.b_title_demux &&
 560             p_input->p->input.p_demux->info.i_update )
 561         {
 562             i_ret = UpdateFromDemux( p_input );
 563             *pb_changed = true;
 564         }
 565         else if( !p_input->p->input.b_title_demux &&
 566                   p_input->p->input.p_access &&
 567                   p_input->p->input.p_access->info.i_update )
 568         {
 569             i_ret = UpdateFromAccess( p_input );
 570             *pb_changed = true;
 571         }
 572     }
 573
 574     if( i_ret == 0 )    /* EOF */
 575     {
 576         vlc_value_t repeat;
 577
 578         var_Get( p_input, "input-repeat", &repeat );
 579         if( repeat.i_int == 0 )
 580         {
 581             /* End of file - we do not set b_die because only the
 582              * playlist is allowed to do so. */
 583             msg_Dbg( p_input, "EOF reached" );
 584             p_input->p->input.b_eof = true;
 585         }
 586         else
 587         {
 588             vlc_value_t val;
 589
 590             msg_Dbg( p_input, "repeating the same input (%d)",
 591                      repeat.i_int );
 592             if( repeat.i_int > 0 )
 593             {
 594                 repeat.i_int--;
 595                 var_Set( p_input, "input-repeat", repeat );
 596             }
 597
 598             /* Seek to start title/seekpoint */
 599             val.i_int = p_input->p->input.i_title_start -
 600                 p_input->p->input.i_title_offset;
 601             if( val.i_int < 0 || val.i_int >= p_input->p->input.i_title )
 602                 val.i_int = 0;
 603             input_ControlPush( p_input,
 604                                INPUT_CONTROL_SET_TITLE, &val );
 605
 606             val.i_int = p_input->p->input.i_seekpoint_start -
 607                 p_input->p->input.i_seekpoint_offset;
 608             if( val.i_int > 0 /* TODO: check upper boundary */ )
 609                 input_ControlPush( p_input,
 610                                    INPUT_CONTROL_SET_SEEKPOINT, &val );
 611
 612             /* Seek to start position */
 613             if( p_input->p->i_start > 0 )
 614             {
 615                 val.i_time = p_input->p->i_start;
 616                 input_ControlPush( p_input, INPUT_CONTROL_SET_TIME,
 617                                    &val );
 618             }
 619             else
 620             {
 621                 val.f_float = 0.0;
 622                 input_ControlPush( p_input, INPUT_CONTROL_SET_POSITION,
 623                                    &val );
 624             }
 625
 626             /* */
 627             *pi_start_mdate = mdate();
 628         }
 629     }
 630     else if( i_ret < 0 )
 631     {
 632         input_ChangeState( p_input, ERROR_S );
 633     }
 634
 635     if( i_ret > 0 && p_input->p->i_slave > 0 )
 636     {
 637         SlaveDemux( p_input );
 638     }
 639 }
 640
 641 /**
 642  * MainLoopInterface
 643  * It update the variables used by the interfaces
 644  */
 645 static void MainLoopInterface( input_thread_t *p_input )
 646 {
 647     double f_position = 0.0;
 648     mtime_t i_time = 0;
 649     mtime_t i_length = 0;
 650
 651     /* update input status variables */
 652     if( demux_Control( p_input->p->input.p_demux,
 653                        DEMUX_GET_POSITION, &f_position ) )
 654         f_position = 0.0;
 655
 656     if( demux_Control( p_input->p->input.p_demux,
 657                        DEMUX_GET_TIME, &i_time ) )
 658         i_time = 0;
 659
 660     if( demux_Control( p_input->p->input.p_demux,
 661                        DEMUX_GET_LENGTH, &i_length ) )
 662         i_length = 0;
 663
 664     es_out_SetTimes( p_input->p->p_es_out, f_position, i_time, i_length );
 665 }
 666
 667 /**
 668  * MainLoopStatistic
 669  * It updates the globals statics
 670  */
 671 static void MainLoopStatistic( input_thread_t *p_input )
 672 {
 673     stats_ComputeInputStats( p_input, p_input->p->input.p_item->p_stats );
 674     /* Are we the thread responsible for computing global stats ? */
 675     if( libvlc_priv( p_input->p_libvlc )->p_stats_computer == p_input )
 676     {
 677         stats_ComputeGlobalStats( p_input->p_libvlc,
 678                                   p_input->p_libvlc->p_stats );
 679     }
 680     input_SendEventStatistics( p_input );
 681 }
 682
 683 /**
 684  * MainLoop
 685  * The main input loop.
 686  */
 687 static void MainLoop( input_thread_t *p_input )
 688 {
 689     mtime_t i_start_mdate = mdate();
 690     mtime_t i_intf_update = 0;
 691     mtime_t i_statistic_update = 0;
 692
 693     /* Start the timer */
 694     stats_TimerStop( p_input, STATS_TIMER_INPUT_LAUNCHING );
 695
 696     while( vlc_object_alive( p_input ) && !p_input->b_error )
 697     {
 698         bool b_force_update;
 699         int i_type;
 700         vlc_value_t val;
 701         mtime_t i_current;
 702         mtime_t i_deadline;
 703         mtime_t i_wakeup;
 704         bool b_paused;
 705
 706         /* Demux data */
 707         b_force_update = false;
 708         i_wakeup = 0;
 709         /* FIXME if p_input->i_state == PAUSE_S the access/access_demux
 710          * is paused -> this may cause problem with some of them
 711          * The same problem can be seen when seeking while paused */
 712         b_paused = p_input->i_state == PAUSE_S &&
 713                    !es_out_GetBuffering( p_input->p->p_es_out );
 714
 715         if( !b_paused )
 716         {
 717             if( !p_input->p->input.b_eof )
 718             {
 719                 MainLoopDemux( p_input, &b_force_update, &i_start_mdate );
 720
 721                 i_wakeup = es_out_GetWakeup( p_input->p->p_es_out );
 722             }
 723             else if( !p_input->b_eof && !es_out_GetEmpty( p_input->p->p_es_out ) )
 724             {
 725                 msg_Dbg( p_input, "waiting decoder fifos to empty" );
 726                 i_wakeup = mdate() + INPUT_IDLE_SLEEP;
 727             }
 728             else
 729             {
 730                 break;
 731             }
 732         }
 733
 734         /* */
 735         do {
 736             i_deadline = i_wakeup;
 737             if( b_paused )
 738                 i_deadline = __MIN( i_intf_update, i_statistic_update );
 739
 740             /* Handle control */
 741             vlc_mutex_lock( &p_input->p->lock_control );
 742             ControlReduce( p_input );
 743             while( !ControlPopNoLock( p_input, &i_type, &val, i_deadline ) )
 744             {
 745                 msg_Dbg( p_input, "control type=%d", i_type );
 746
 747                 if( Control( p_input, i_type, val ) )
 748                     b_force_update = true;
 749             }
 750             vlc_mutex_unlock( &p_input->p->lock_control );
 751
 752             /* Update interface and statistics */
 753             i_current = mdate();
 754             if( i_intf_update < i_current || b_force_update )
 755             {
 756                 MainLoopInterface( p_input );
 757                 i_intf_update = i_current + INT64_C(250000);
 758                 b_force_update = false;
 759             }
 760             if( i_statistic_update < i_current )
 761             {
 762                 MainLoopStatistic( p_input );
 763                 i_statistic_update = i_current + INT64_C(1000000);
 764             }
 765
 766             /* Check if i_wakeup is still valid */
 767             if( i_wakeup != 0 )
 768             {
 769                 mtime_t i_new_wakeup = es_out_GetWakeup( p_input->p->p_es_out );
 770                 if( !i_new_wakeup )
 771                     i_wakeup = 0;
 772             }
 773         } while( i_current < i_wakeup );
 774     }
 775
 776     if( !p_input->b_error )
 777         input_ChangeState( p_input, END_S );
 778 }
 779
 780 static void InitStatistics( input_thread_t * p_input )
 781 {
 782     if( p_input->b_preparsing ) return;
 783
 784     /* Prepare statistics */
 785 #define INIT_COUNTER( c, type, compute ) p_input->p->counters.p_##c = \
 786  stats_CounterCreate( p_input, VLC_VAR_##type, STATS_##compute);
 787     if( libvlc_stats( p_input ) )
 788     {
 789         INIT_COUNTER( read_bytes, INTEGER, COUNTER );
 790         INIT_COUNTER( read_packets, INTEGER, COUNTER );
 791         INIT_COUNTER( demux_read, INTEGER, COUNTER );
 792         INIT_COUNTER( input_bitrate, FLOAT, DERIVATIVE );
 793         INIT_COUNTER( demux_bitrate, FLOAT, DERIVATIVE );
 794         INIT_COUNTER( played_abuffers, INTEGER, COUNTER );
 795         INIT_COUNTER( lost_abuffers, INTEGER, COUNTER );
 796         INIT_COUNTER( displayed_pictures, INTEGER, COUNTER );
 797         INIT_COUNTER( lost_pictures, INTEGER, COUNTER );
 798         INIT_COUNTER( decoded_audio, INTEGER, COUNTER );
 799         INIT_COUNTER( decoded_video, INTEGER, COUNTER );
 800         INIT_COUNTER( decoded_sub, INTEGER, COUNTER );
 801         p_input->p->counters.p_sout_send_bitrate = NULL;
 802         p_input->p->counters.p_sout_sent_packets = NULL;
 803         p_input->p->counters.p_sout_sent_bytes = NULL;
 804         if( p_input->p->counters.p_demux_bitrate )
 805             p_input->p->counters.p_demux_bitrate->update_interval = 1000000;
 806         if( p_input->p->counters.p_input_bitrate )
 807             p_input->p->counters.p_input_bitrate->update_interval = 1000000;
 808     }
 809 }
 810
 811 #ifdef ENABLE_SOUT
 812 static int InitSout( input_thread_t * p_input )
 813 {
 814     char *psz;
 815
 816     if( p_input->b_preparsing ) return VLC_SUCCESS;
 817
 818     /* Find a usable sout and attach it to p_input */
 819     psz = var_GetNonEmptyString( p_input, "sout" );
 820     if( psz && strncasecmp( p_input->p->input.p_item->psz_uri, "vlc:", 4 ) )
 821     {
 822         /* Check the validity of the provided sout */
 823         if( p_input->p->p_sout )
 824         {
 825             if( strcmp( p_input->p->p_sout->psz_sout, psz ) )
 826             {
 827                 msg_Dbg( p_input, "destroying unusable sout" );
 828
 829                 sout_DeleteInstance( p_input->p->p_sout );
 830                 p_input->p->p_sout = NULL;
 831             }
 832         }
 833
 834         if( p_input->p->p_sout )
 835         {
 836             /* Reuse it */
 837             msg_Dbg( p_input, "sout keep: reusing sout" );
 838             msg_Dbg( p_input, "sout keep: you probably want to use "
 839                               "gather stream_out" );
 840             vlc_object_attach( p_input->p->p_sout, p_input );
 841         }
 842         else
 843         {
 844             /* Create a new one */
 845             p_input->p->p_sout = sout_NewInstance( p_input, psz );
 846             if( !p_input->p->p_sout )
 847             {
 848                 input_ChangeState( p_input, ERROR_S );
 849                 msg_Err( p_input, "cannot start stream output instance, " \
 850                                   "aborting" );
 851                 free( psz );
 852                 return VLC_EGENERIC;
 853             }
 854         }
 855         if( libvlc_stats( p_input ) )
 856         {
 857             INIT_COUNTER( sout_sent_packets, INTEGER, COUNTER );
 858             INIT_COUNTER( sout_sent_bytes, INTEGER, COUNTER );
 859             INIT_COUNTER( sout_send_bitrate, FLOAT, DERIVATIVE );
 860             if( p_input->p->counters.p_sout_send_bitrate )
 861                  p_input->p->counters.p_sout_send_bitrate->update_interval =
 862                          1000000;
 863         }
 864     }
 865     else if( p_input->p->p_sout )
 866     {
 867         msg_Dbg( p_input, "destroying useless sout" );
 868
 869         sout_DeleteInstance( p_input->p->p_sout );
 870         p_input->p->p_sout = NULL;
 871     }
 872     free( psz );
 873
 874     return VLC_SUCCESS;
 875 }
 876 #endif
 877
 878 static void InitTitle( input_thread_t * p_input )
 879 {
 880     vlc_value_t val;
 881
 882     if( p_input->b_preparsing ) return;
 883
 884     /* Create global title (from master) */
 885     p_input->p->i_title = p_input->p->input.i_title;
 886     p_input->p->title   = p_input->p->input.title;
 887     p_input->p->i_title_offset = p_input->p->input.i_title_offset;
 888     p_input->p->i_seekpoint_offset = p_input->p->input.i_seekpoint_offset;
 889     if( p_input->p->i_title > 0 )
 890     {
 891         /* Setup variables */
 892         input_ControlVarNavigation( p_input );
 893         input_ControlVarTitle( p_input, 0 );
 894     }
 895
 896     /* Global flag */
 897     p_input->b_can_pace_control = p_input->p->input.b_can_pace_control;
 898     p_input->p->b_can_pause        = p_input->p->input.b_can_pause;
 899     p_input->p->b_can_rate_control = p_input->p->input.b_can_rate_control;
 900
 901     /* Fix pts delay */
 902     if( p_input->i_pts_delay < 0 )
 903         p_input->i_pts_delay = 0;
 904
 905     /* If the desynchronisation requested by the user is < 0, we need to
 906      * cache more data. */
 907     var_Get( p_input, "audio-desync", &val );
 908     if( val.i_int < 0 )
 909         p_input->i_pts_delay -= (val.i_int * 1000);
 910
 911     /* Update cr_average depending on the caching */
 912     p_input->p->input.i_cr_average *= (10 * p_input->i_pts_delay / 200000);
 913     p_input->p->input.i_cr_average /= 10;
 914     if( p_input->p->input.i_cr_average < 10 ) p_input->p->input.i_cr_average = 10;
 915 }
 916
 917 static void StartTitle( input_thread_t * p_input )
 918 {
 919     double f_fps;
 920     vlc_value_t val;
 921     int i_delay;
 922     char *psz;
 923     char *psz_subtitle;
 924     int64_t i_length;
 925
 926     /* Start title/chapter */
 927
 928     if( p_input->b_preparsing )
 929     {
 930         p_input->p->i_start = 0;
 931         return;
 932     }
 933
 934     val.i_int = p_input->p->input.i_title_start -
 935                 p_input->p->input.i_title_offset;
 936     if( val.i_int > 0 && val.i_int < p_input->p->input.i_title )
 937         input_ControlPush( p_input, INPUT_CONTROL_SET_TITLE, &val );
 938     val.i_int = p_input->p->input.i_seekpoint_start -
 939                 p_input->p->input.i_seekpoint_offset;
 940     if( val.i_int > 0 /* TODO: check upper boundary */ )
 941         input_ControlPush( p_input, INPUT_CONTROL_SET_SEEKPOINT, &val );
 942
 943     /* Start time*/
 944     /* Set start time */
 945     p_input->p->i_start = INT64_C(1000000) * var_GetInteger( p_input, "start-time" );
 946     p_input->p->i_stop  = INT64_C(1000000) * var_GetInteger( p_input, "stop-time" );
 947     p_input->p->i_run   = INT64_C(1000000) * var_GetInteger( p_input, "run-time" );
 948     i_length = var_GetTime( p_input, "length" );
 949     if( p_input->p->i_run < 0 )
 950     {
 951         msg_Warn( p_input, "invalid run-time ignored" );
 952         p_input->p->i_run = 0;
 953     }
 954
 955     if( p_input->p->i_start > 0 )
 956     {
 957         if( p_input->p->i_start >= i_length )
 958         {
 959             msg_Warn( p_input, "invalid start-time ignored" );
 960         }
 961         else
 962         {
 963             vlc_value_t s;
 964
 965             msg_Dbg( p_input, "starting at time: %ds",
 966                               (int)( p_input->p->i_start / INT64_C(1000000) ) );
 967
 968             s.i_time = p_input->p->i_start;
 969             input_ControlPush( p_input, INPUT_CONTROL_SET_TIME, &s );
 970         }
 971     }
 972     if( p_input->p->i_stop > 0 && p_input->p->i_stop <= p_input->p->i_start )
 973     {
 974         msg_Warn( p_input, "invalid stop-time ignored" );
 975         p_input->p->i_stop = 0;
 976     }
 977
 978     /* Load subtitles */
 979     /* Get fps and set it if not already set */
 980     if( !demux_Control( p_input->p->input.p_demux, DEMUX_GET_FPS, &f_fps ) &&
 981         f_fps > 1.0 )
 982     {
 983         float f_requested_fps;
 984
 985         var_Create( p_input, "sub-original-fps", VLC_VAR_FLOAT );
 986         var_SetFloat( p_input, "sub-original-fps", f_fps );
 987
 988         f_requested_fps = var_CreateGetFloat( p_input, "sub-fps" );
 989         if( f_requested_fps != f_fps )
 990         {
 991             var_Create( p_input, "sub-fps", VLC_VAR_FLOAT|
 992                                             VLC_VAR_DOINHERIT );
 993             var_SetFloat( p_input, "sub-fps", f_requested_fps );
 994         }
 995     }
 996
 997     i_delay = var_CreateGetInteger( p_input, "sub-delay" );
 998     if( i_delay != 0 )
 999     {
1000         var_SetTime( p_input, "spu-delay", (mtime_t)i_delay * 100000 );
1001     }
1002
1003     /* Look for and add subtitle files */
1004     psz_subtitle = var_GetNonEmptyString( p_input, "sub-file" );
1005     if( psz_subtitle != NULL )
1006     {
1007         msg_Dbg( p_input, "forced subtitle: %s", psz_subtitle );
1008         SubtitleAdd( p_input, psz_subtitle, true );
1009     }
1010
1011     var_Get( p_input, "sub-autodetect-file", &val );
1012     if( val.b_bool )
1013     {
1014         char *psz_autopath = var_GetNonEmptyString( p_input, "sub-autodetect-path" );
1015         char **ppsz_subs = subtitles_Detect( p_input, psz_autopath,
1016                                              p_input->p->input.p_item->psz_uri );
1017         free( psz_autopath );
1018
1019         for( int i = 0; ppsz_subs && ppsz_subs[i]; i++ )
1020         {
1021             /* Try to autoselect the first autodetected subtitles file
1022              * if no subtitles file was specified */
1023             bool b_forced = i == 0 && !psz_subtitle;
1024
1025             if( !psz_subtitle || strcmp( psz_subtitle, ppsz_subs[i] ) )
1026                 SubtitleAdd( p_input, ppsz_subs[i], b_forced );
1027
1028             free( ppsz_subs[i] );
1029         }
1030         free( ppsz_subs );
1031     }
1032     free( psz_subtitle );
1033
1034     /* Look for slave */
1035     psz = var_GetNonEmptyString( p_input, "input-slave" );
1036     if( psz != NULL )
1037     {
1038         char *psz_delim;
1039         input_source_t *slave;
1040         while( psz && *psz )
1041         {
1042             while( *psz == ' ' || *psz == '#' )
1043             {
1044                 psz++;
1045             }
1046             if( ( psz_delim = strchr( psz, '#' ) ) )
1047             {
1048                 *psz_delim++ = '\0';
1049             }
1050             if( *psz == 0 )
1051             {
1052                 break;
1053             }
1054
1055             msg_Dbg( p_input, "adding slave input '%s'", psz );
1056             slave = InputSourceNew( p_input );
1057             if( !InputSourceInit( p_input, slave, psz, NULL ) )
1058             {
1059                 TAB_APPEND( p_input->p->i_slave, p_input->p->slave, slave );
1060             }
1061             else free( slave );
1062             psz = psz_delim;
1063         }
1064         free( psz );
1065     }
1066 }
1067
1068 static void InitPrograms( input_thread_t * p_input )
1069 {
1070     int i_es_out_mode;
1071     vlc_value_t val;
1072
1073     if( p_input->b_preparsing ) return;
1074
1075     /* Set up es_out */
1076     es_out_Control( p_input->p->p_es_out, ES_OUT_SET_ACTIVE, true );
1077     i_es_out_mode = ES_OUT_MODE_AUTO;
1078     val.p_list = NULL;
1079     if( p_input->p->p_sout )
1080     {
1081         var_Get( p_input, "sout-all", &val );
1082         if( val.b_bool )
1083         {
1084             i_es_out_mode = ES_OUT_MODE_ALL;
1085             val.p_list = NULL;
1086         }
1087         else
1088         {
1089             var_Get( p_input, "programs", &val );
1090             if( val.p_list && val.p_list->i_count )
1091             {
1092                 i_es_out_mode = ES_OUT_MODE_PARTIAL;
1093                 /* Note : we should remove the "program" callback. */
1094             }
1095             else
1096             {
1097                 var_Change( p_input, "programs", VLC_VAR_FREELIST, &val,
1098                             NULL );
1099             }
1100         }
1101     }
1102     es_out_Control( p_input->p->p_es_out, ES_OUT_SET_MODE, i_es_out_mode );
1103
1104     /* Inform the demuxer about waited group (needed only for DVB) */
1105     if( i_es_out_mode == ES_OUT_MODE_ALL )
1106     {
1107         demux_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP, -1, NULL );
1108     }
1109     else if( i_es_out_mode == ES_OUT_MODE_PARTIAL )
1110     {
1111         demux_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP, -1,
1112                         val.p_list );
1113     }
1114     else
1115     {
1116         demux_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP,
1117                        (int) var_GetInteger( p_input, "program" ), NULL );
1118     }
1119 }
1120
1121 static int Init( input_thread_t * p_input )
1122 {
1123     vlc_meta_t *p_meta;
1124     int i, ret;
1125
1126     for( i = 0; i < p_input->p->input.p_item->i_options; i++ )
1127     {
1128         if( !strncmp( p_input->p->input.p_item->ppsz_options[i], "meta-file", 9 ) )
1129         {
1130             msg_Dbg( p_input, "Input is a meta file: disabling unneeded options" );
1131             var_SetString( p_input, "sout", "" );
1132             var_SetBool( p_input, "sout-all", false );
1133             var_SetString( p_input, "input-slave", "" );
1134             var_SetInteger( p_input, "input-repeat", 0 );
1135             var_SetString( p_input, "sub-file", "" );
1136             var_SetBool( p_input, "sub-autodetect-file", false );
1137         }
1138     }
1139
1140     InitStatistics( p_input );
1141 #ifdef ENABLE_SOUT
1142     ret = InitSout( p_input );
1143     if( ret != VLC_SUCCESS )
1144         return ret; /* FIXME: goto error; should be better here */
1145 #endif
1146
1147     /* Create es out */
1148     p_input->p->p_es_out_display = input_EsOutNew( p_input, p_input->p->i_rate );
1149     p_input->p->p_es_out         = input_EsOutTimeshiftNew( p_input, p_input->p->p_es_out_display, p_input->p->i_rate );
1150     es_out_Control( p_input->p->p_es_out, ES_OUT_SET_ACTIVE, false );
1151     es_out_Control( p_input->p->p_es_out, ES_OUT_SET_MODE, ES_OUT_MODE_NONE );
1152
1153     var_Create( p_input, "bit-rate", VLC_VAR_INTEGER );
1154     var_Create( p_input, "sample-rate", VLC_VAR_INTEGER );
1155
1156     if( InputSourceInit( p_input, &p_input->p->input,
1157                          p_input->p->input.p_item->psz_uri, NULL ) )
1158     {
1159         goto error;
1160     }
1161
1162     InitTitle( p_input );
1163
1164     /* Load master infos */
1165     /* Init length */
1166     mtime_t i_length;
1167     if( demux_Control( p_input->p->input.p_demux, DEMUX_GET_LENGTH,
1168                          &i_length ) )
1169         i_length = 0;
1170     if( i_length <= 0 )
1171         i_length = input_item_GetDuration( p_input->p->input.p_item );
1172     input_SendEventTimes( p_input, 0.0, 0, i_length );
1173
1174     StartTitle( p_input );
1175
1176     InitPrograms( p_input );
1177
1178     if( !p_input->b_preparsing && p_input->p->p_sout )
1179     {
1180         p_input->p->b_out_pace_control = (p_input->p->p_sout->i_out_pace_nocontrol > 0);
1181
1182         if( p_input->b_can_pace_control && p_input->p->b_out_pace_control )
1183         {
1184             /* We don't want a high input priority here or we'll
1185              * end-up sucking up all the CPU time */
1186             vlc_thread_set_priority( p_input, VLC_THREAD_PRIORITY_LOW );
1187         }
1188
1189         msg_Dbg( p_input, "starting in %s mode",
1190                  p_input->p->b_out_pace_control ? "async" : "sync" );
1191     }
1192
1193     p_meta = vlc_meta_New();
1194
1195     /* Get meta data from users */
1196     InputMetaUser( p_input, p_meta );
1197
1198     /* Get meta data from master input */
1199     DemuxMeta( p_input, p_meta, p_input->p->input.p_demux );
1200
1201     /* Access_file does not give any meta, and there are no slave */
1202     AccessMeta( p_input, p_meta );
1203
1204     InputUpdateMeta( p_input, p_meta );
1205
1206     if( !p_input->b_preparsing )
1207     {
1208         msg_Dbg( p_input, "`%s' successfully opened",
1209                  p_input->p->input.p_item->psz_uri );
1210
1211     }
1212
1213     /* initialization is complete */
1214     input_ChangeState( p_input, PLAYING_S );
1215
1216     return VLC_SUCCESS;
1217
1218 error:
1219     input_ChangeState( p_input, ERROR_S );
1220
1221     if( p_input->p->p_es_out )
1222         es_out_Delete( p_input->p->p_es_out );
1223     if( p_input->p->p_es_out_display )
1224         es_out_Delete( p_input->p->p_es_out_display );
1225 #ifdef ENABLE_SOUT
1226     if( p_input->p->p_sout )
1227     {
1228         vlc_object_detach( p_input->p->p_sout );
1229         sout_DeleteInstance( p_input->p->p_sout );
1230     }
1231 #endif
1232
1233     if( !p_input->b_preparsing && libvlc_stats( p_input ) )
1234     {
1235 #define EXIT_COUNTER( c ) do { if( p_input->p->counters.p_##c ) \
1236                                    stats_CounterClean( p_input->p->counters.p_##c );\
1237                                p_input->p->counters.p_##c = NULL; } while(0)
1238         EXIT_COUNTER( read_bytes );
1239         EXIT_COUNTER( read_packets );
1240         EXIT_COUNTER( demux_read );
1241         EXIT_COUNTER( input_bitrate );
1242         EXIT_COUNTER( demux_bitrate );
1243         EXIT_COUNTER( played_abuffers );
1244         EXIT_COUNTER( lost_abuffers );
1245         EXIT_COUNTER( displayed_pictures );
1246         EXIT_COUNTER( lost_pictures );
1247         EXIT_COUNTER( decoded_audio );
1248         EXIT_COUNTER( decoded_video );
1249         EXIT_COUNTER( decoded_sub );
1250
1251         if( p_input->p->p_sout )
1252         {
1253             EXIT_COUNTER( sout_sent_packets );
1254             EXIT_COUNTER( sout_sent_bytes );
1255             EXIT_COUNTER( sout_send_bitrate );
1256         }
1257 #undef EXIT_COUNTER
1258     }
1259
1260     /* Mark them deleted */
1261     p_input->p->input.p_demux = NULL;
1262     p_input->p->input.p_stream = NULL;
1263     p_input->p->input.p_access = NULL;
1264     p_input->p->p_es_out = NULL;
1265     p_input->p->p_es_out_display = NULL;
1266     p_input->p->p_sout = NULL;
1267
1268     return VLC_EGENERIC;
1269 }
1270
1271 /*****************************************************************************
1272  * WaitDie: Wait until we are asked to die.
1273  *****************************************************************************
1274  * This function is called when an error occurred during thread main's loop.
1275  *****************************************************************************/
1276 static void WaitDie( input_thread_t *p_input )
1277 {
1278     input_ChangeState( p_input, p_input->b_error ? ERROR_S : END_S );
1279
1280     /* Wait a die order */
1281     vlc_object_lock( p_input );
1282     while( vlc_object_alive( p_input ) )
1283         vlc_object_wait( p_input );
1284     vlc_object_unlock( p_input );
1285 }
1286
1287 /*****************************************************************************
1288  * End: end the input thread
1289  *****************************************************************************/
1290 static void End( input_thread_t * p_input )
1291 {
1292     int i;
1293
1294     /* We are at the end */
1295     input_ChangeState( p_input, END_S );
1296
1297     /* Clean control variables */
1298     input_ControlVarStop( p_input );
1299
1300     /* Clean up master */
1301     InputSourceClean( &p_input->p->input );
1302
1303     /* Delete slave */
1304     for( i = 0; i < p_input->p->i_slave; i++ )
1305     {
1306         InputSourceClean( p_input->p->slave[i] );
1307         free( p_input->p->slave[i] );
1308     }
1309     free( p_input->p->slave );
1310
1311     /* Unload all modules */
1312     if( p_input->p->p_es_out )
1313         es_out_Delete( p_input->p->p_es_out );
1314     if( p_input->p->p_es_out_display )
1315         es_out_Delete( p_input->p->p_es_out_display );
1316
1317     if( !p_input->b_preparsing )
1318     {
1319 #define CL_CO( c ) stats_CounterClean( p_input->p->counters.p_##c ); p_input->p->counters.p_##c = NULL;
1320         if( libvlc_stats( p_input ) )
1321         {
1322             libvlc_priv_t *p_private = libvlc_priv( p_input->p_libvlc );
1323
1324             /* make sure we are up to date */
1325             stats_ComputeInputStats( p_input, p_input->p->input.p_item->p_stats );
1326             if( p_private->p_stats_computer == p_input )
1327             {
1328                 stats_ComputeGlobalStats( p_input->p_libvlc,
1329                                           p_input->p_libvlc->p_stats );
1330                 p_private->p_stats_computer = NULL;
1331             }
1332             CL_CO( read_bytes );
1333             CL_CO( read_packets );
1334             CL_CO( demux_read );
1335             CL_CO( input_bitrate );
1336             CL_CO( demux_bitrate );
1337             CL_CO( played_abuffers );
1338             CL_CO( lost_abuffers );
1339             CL_CO( displayed_pictures );
1340             CL_CO( lost_pictures );
1341             CL_CO( decoded_audio) ;
1342             CL_CO( decoded_video );
1343             CL_CO( decoded_sub) ;
1344         }
1345
1346         /* Close optional stream output instance */
1347         if( p_input->p->p_sout )
1348         {
1349             CL_CO( sout_sent_packets );
1350             CL_CO( sout_sent_bytes );
1351             CL_CO( sout_send_bitrate );
1352
1353             vlc_object_detach( p_input->p->p_sout );
1354         }
1355 #undef CL_CO
1356     }
1357
1358     if( p_input->p->i_attachment > 0 )
1359     {
1360         for( i = 0; i < p_input->p->i_attachment; i++ )
1361             vlc_input_attachment_Delete( p_input->p->attachment[i] );
1362         TAB_CLEAN( p_input->p->i_attachment, p_input->p->attachment );
1363     }
1364
1365     /* Tell we're dead */
1366     p_input->b_dead = true;
1367 }
1368
1369 /*****************************************************************************
1370  * Control
1371  *****************************************************************************/
1372 void input_ControlPush( input_thread_t *p_input,
1373                         int i_type, vlc_value_t *p_val )
1374 {
1375     vlc_mutex_lock( &p_input->p->lock_control );
1376     if( i_type == INPUT_CONTROL_SET_DIE )
1377     {
1378         /* Special case, empty the control */
1379         p_input->p->i_control = 1;
1380         p_input->p->control[0].i_type = i_type;
1381         memset( &p_input->p->control[0].val, 0, sizeof( vlc_value_t ) );
1382     }
1383     else if( p_input->p->i_control >= INPUT_CONTROL_FIFO_SIZE )
1384     {
1385         msg_Err( p_input, "input control fifo overflow, trashing type=%d",
1386                  i_type );
1387     }
1388     else
1389     {
1390         p_input->p->control[p_input->p->i_control].i_type = i_type;
1391         if( p_val )
1392             p_input->p->control[p_input->p->i_control].val = *p_val;
1393         else
1394             memset( &p_input->p->control[p_input->p->i_control].val, 0,
1395                     sizeof( vlc_value_t ) );
1396
1397         p_input->p->i_control++;
1398     }
1399     vlc_cond_signal( &p_input->p->wait_control );
1400     vlc_mutex_unlock( &p_input->p->lock_control );
1401 }
1402
1403 static inline int ControlPopNoLock( input_thread_t *p_input,
1404                                     int *pi_type, vlc_value_t *p_val,
1405                                     mtime_t i_deadline )
1406 {
1407
1408     while( p_input->p->i_control <= 0 )
1409     {
1410         if( !vlc_object_alive( p_input ) )
1411             return VLC_EGENERIC;
1412
1413         if( i_deadline < 0 )
1414             return VLC_EGENERIC;
1415
1416         if( vlc_cond_timedwait( &p_input->p->wait_control, &p_input->p->lock_control, i_deadline ) )
1417             return VLC_EGENERIC;
1418     }
1419
1420     *pi_type = p_input->p->control[0].i_type;
1421     *p_val   = p_input->p->control[0].val;
1422
1423     p_input->p->i_control--;
1424     if( p_input->p->i_control > 0 )
1425     {
1426         int i;
1427
1428         for( i = 0; i < p_input->p->i_control; i++ )
1429         {
1430             p_input->p->control[i].i_type = p_input->p->control[i+1].i_type;
1431             p_input->p->control[i].val    = p_input->p->control[i+1].val;
1432         }
1433     }
1434
1435     return VLC_SUCCESS;
1436 }
1437
1438 static void ControlReduce( input_thread_t *p_input )
1439 {
1440     int i;
1441
1442     if( !p_input )
1443         return;
1444
1445     for( i = 1; i < p_input->p->i_control; i++ )
1446     {
1447         const int i_lt = p_input->p->control[i-1].i_type;
1448         const int i_ct = p_input->p->control[i].i_type;
1449
1450         /* XXX We can't merge INPUT_CONTROL_SET_ES */
1451 /*        msg_Dbg( p_input, "[%d/%d] l=%d c=%d", i, p_input->p->i_control,
1452                  i_lt, i_ct );
1453 */
1454         if( i_lt == i_ct &&
1455             ( i_ct == INPUT_CONTROL_SET_STATE ||
1456               i_ct == INPUT_CONTROL_SET_RATE ||
1457               i_ct == INPUT_CONTROL_SET_POSITION ||
1458               i_ct == INPUT_CONTROL_SET_TIME ||
1459               i_ct == INPUT_CONTROL_SET_PROGRAM ||
1460               i_ct == INPUT_CONTROL_SET_TITLE ||
1461               i_ct == INPUT_CONTROL_SET_SEEKPOINT ||
1462               i_ct == INPUT_CONTROL_SET_BOOKMARK ) )
1463         {
1464             int j;
1465 //            msg_Dbg( p_input, "merged at %d", i );
1466             /* Remove the i-1 */
1467             for( j = i; j <  p_input->p->i_control; j++ )
1468                 p_input->p->control[j-1] = p_input->p->control[j];
1469             p_input->p->i_control--;
1470         }
1471         else
1472         {
1473             /* TODO but that's not that important
1474                 - merge SET_X with SET_X_CMD
1475                 - remove SET_SEEKPOINT/SET_POSITION/SET_TIME before a SET_TITLE
1476                 - remove SET_SEEKPOINT/SET_POSITION/SET_TIME before another among them
1477                 - ?
1478                 */
1479         }
1480     }
1481 }
1482 /* Pause input */
1483 static void ControlPause( input_thread_t *p_input, mtime_t i_control_date )
1484 {
1485     int i_ret = VLC_SUCCESS;
1486     int i_state = PAUSE_S;
1487
1488     if( p_input->p->b_can_pause )
1489     {
1490         if( p_input->p->input.p_access )
1491             i_ret = access_Control( p_input->p->input.p_access,
1492                                      ACCESS_SET_PAUSE_STATE, true );
1493         else
1494             i_ret = demux_Control( p_input->p->input.p_demux,
1495                                     DEMUX_SET_PAUSE_STATE, true );
1496
1497         if( i_ret )
1498         {
1499             msg_Warn( p_input, "cannot set pause state" );
1500             i_state = p_input->i_state;
1501         }
1502     }
1503
1504     /* */
1505     if( !i_ret )
1506     {
1507         i_ret = es_out_SetPauseState( p_input->p->p_es_out, p_input->p->b_can_pause, true, i_control_date );
1508         if( i_ret )
1509         {
1510             msg_Warn( p_input, "cannot set pause state at es_out level" );
1511             i_state = p_input->i_state;
1512         }
1513     }
1514
1515     /* Switch to new state */
1516     input_ChangeState( p_input, i_state );
1517
1518 }
1519
1520 static void ControlUnpause( input_thread_t *p_input, mtime_t i_control_date )
1521 {
1522     int i_ret = VLC_SUCCESS;
1523
1524     if( p_input->p->b_can_pause )
1525     {
1526         if( p_input->p->input.p_access )
1527             i_ret = access_Control( p_input->p->input.p_access,
1528                                      ACCESS_SET_PAUSE_STATE, false );
1529         else
1530             i_ret = demux_Control( p_input->p->input.p_demux,
1531                                     DEMUX_SET_PAUSE_STATE, false );
1532         if( i_ret )
1533         {
1534             /* FIXME What to do ? */
1535             msg_Warn( p_input, "cannot unset pause -> EOF" );
1536             vlc_mutex_unlock( &p_input->p->lock_control );
1537             input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL );
1538             vlc_mutex_lock( &p_input->p->lock_control );
1539         }
1540     }
1541
1542     /* Switch to play */
1543     input_ChangeState( p_input, PLAYING_S );
1544
1545     /* */
1546     if( !i_ret )
1547         es_out_SetPauseState( p_input->p->p_es_out, false, false, i_control_date );
1548 }
1549
1550 static bool Control( input_thread_t *p_input, int i_type,
1551                            vlc_value_t val )
1552 {
1553     const mtime_t i_control_date = mdate();
1554     /* FIXME b_force_update is abused, it should be carefully checked */
1555     bool b_force_update = false;
1556
1557     if( !p_input )
1558         return b_force_update;
1559
1560     switch( i_type )
1561     {
1562         case INPUT_CONTROL_SET_DIE:
1563             msg_Dbg( p_input, "control: stopping input" );
1564
1565             /* Mark all submodules to die */
1566             ObjectKillChildrens( p_input, VLC_OBJECT(p_input) );
1567             break;
1568
1569         case INPUT_CONTROL_SET_POSITION:
1570         case INPUT_CONTROL_SET_POSITION_OFFSET:
1571         {
1572             double f_pos;
1573
1574             if( p_input->p->b_recording )
1575             {
1576                 msg_Err( p_input, "INPUT_CONTROL_SET_POSITION(_OFFSET) ignored while recording" );
1577                 break;
1578             }
1579             if( i_type == INPUT_CONTROL_SET_POSITION )
1580             {
1581                 f_pos = val.f_float;
1582             }
1583             else
1584             {
1585                 /* Should not fail */
1586                 demux_Control( p_input->p->input.p_demux,
1587                                 DEMUX_GET_POSITION, &f_pos );
1588                 f_pos += val.f_float;
1589             }
1590             if( f_pos < 0.0 ) f_pos = 0.0;
1591             if( f_pos > 1.0 ) f_pos = 1.0;
1592             /* Reset the decoders states and clock sync (before calling the demuxer */
1593             es_out_SetTime( p_input->p->p_es_out, -1 );
1594             if( demux_Control( p_input->p->input.p_demux, DEMUX_SET_POSITION,
1595                                 f_pos ) )
1596             {
1597                 msg_Err( p_input, "INPUT_CONTROL_SET_POSITION(_OFFSET) "
1598                          "%2.1f%% failed", f_pos * 100 );
1599             }
1600             else
1601             {
1602                 if( p_input->p->i_slave > 0 )
1603                     SlaveSeek( p_input );
1604                 p_input->p->input.b_eof = false;
1605
1606                 b_force_update = true;
1607             }
1608             break;
1609         }
1610
1611         case INPUT_CONTROL_SET_TIME:
1612         case INPUT_CONTROL_SET_TIME_OFFSET:
1613         {
1614             int64_t i_time;
1615             int i_ret;
1616
1617             if( p_input->p->b_recording )
1618             {
1619                 msg_Err( p_input, "INPUT_CONTROL_SET_TIME(_OFFSET) ignored while recording" );
1620                 break;
1621             }
1622
1623             if( i_type == INPUT_CONTROL_SET_TIME )
1624             {
1625                 i_time = val.i_time;
1626             }
1627             else
1628             {
1629                 /* Should not fail */
1630                 demux_Control( p_input->p->input.p_demux,
1631                                 DEMUX_GET_TIME, &i_time );
1632                 i_time += val.i_time;
1633             }
1634             if( i_time < 0 ) i_time = 0;
1635
1636             /* Reset the decoders states and clock sync (before calling the demuxer */
1637             es_out_SetTime( p_input->p->p_es_out, -1 );
1638
1639             i_ret = demux_Control( p_input->p->input.p_demux,
1640                                     DEMUX_SET_TIME, i_time );
1641             if( i_ret )
1642             {
1643                 int64_t i_length;
1644
1645                 /* Emulate it with a SET_POS */
1646                 demux_Control( p_input->p->input.p_demux,
1647                                 DEMUX_GET_LENGTH, &i_length );
1648                 if( i_length > 0 )
1649                 {
1650                     double f_pos = (double)i_time / (double)i_length;
1651                     i_ret = demux_Control( p_input->p->input.p_demux,
1652                                             DEMUX_SET_POSITION, f_pos );
1653                 }
1654             }
1655             if( i_ret )
1656             {
1657                 msg_Warn( p_input, "INPUT_CONTROL_SET_TIME(_OFFSET) %"PRId64
1658                          " failed or not possible", i_time );
1659             }
1660             else
1661             {
1662                 if( p_input->p->i_slave > 0 )
1663                     SlaveSeek( p_input );
1664                 p_input->p->input.b_eof = false;
1665
1666                 b_force_update = true;
1667             }
1668             break;
1669         }
1670
1671         case INPUT_CONTROL_SET_STATE:
1672             if( ( val.i_int == PLAYING_S && p_input->i_state == PAUSE_S ) ||
1673                 ( val.i_int == PAUSE_S && p_input->i_state == PAUSE_S ) )
1674             {
1675                 ControlUnpause( p_input, i_control_date );
1676
1677                 b_force_update = true;
1678             }
1679             else if( val.i_int == PAUSE_S && p_input->i_state == PLAYING_S /* &&
1680                      p_input->p->b_can_pause */ )
1681             {
1682                 ControlPause( p_input, i_control_date );
1683
1684                 b_force_update = true;
1685             }
1686             else if( val.i_int == PAUSE_S && !p_input->p->b_can_pause && 0 )
1687             {
1688                 b_force_update = true;
1689
1690                 /* Correct "state" value */
1691                 input_ChangeState( p_input, p_input->i_state );
1692             }
1693             else if( val.i_int != PLAYING_S && val.i_int != PAUSE_S )
1694             {
1695                 msg_Err( p_input, "invalid state in INPUT_CONTROL_SET_STATE" );
1696             }
1697             break;
1698
1699         case INPUT_CONTROL_SET_RATE:
1700         case INPUT_CONTROL_SET_RATE_SLOWER:
1701         case INPUT_CONTROL_SET_RATE_FASTER:
1702         {
1703             int i_rate;
1704             int i_rate_sign;
1705
1706             /* Get rate and direction */
1707             if( i_type == INPUT_CONTROL_SET_RATE )
1708             {
1709                 i_rate = abs( val.i_int );
1710                 i_rate_sign = val.i_int < 0 ? -1 : 1;
1711             }
1712             else
1713             {
1714                 static const int ppi_factor[][2] = {
1715                     {1,64}, {1,32}, {1,16}, {1,8}, {1,4}, {1,3}, {1,2}, {2,3},
1716                     {1,1},
1717                     {3,2}, {2,1}, {3,1}, {4,1}, {8,1}, {16,1}, {32,1}, {64,1},
1718                     {0,0}
1719                 };
1720                 int i_error;
1721                 int i_idx;
1722                 int i;
1723
1724                 i_rate_sign = p_input->p->i_rate < 0 ? -1 : 1;
1725
1726                 i_error = INT_MAX;
1727                 i_idx = -1;
1728                 for( i = 0; ppi_factor[i][0] != 0; i++ )
1729                 {
1730                     const int i_test_r = INPUT_RATE_DEFAULT * ppi_factor[i][0] / ppi_factor[i][1];
1731                     const int i_test_e = abs( abs( p_input->p->i_rate ) - i_test_r );
1732                     if( i_test_e < i_error )
1733                     {
1734                         i_idx = i;
1735                         i_error = i_test_e;
1736                     }
1737                 }
1738
1739                 assert( i_idx >= 0 && ppi_factor[i_idx][0] != 0 );
1740
1741                 if( i_type == INPUT_CONTROL_SET_RATE_SLOWER )
1742                 {
1743                     if( ppi_factor[i_idx+1][0] > 0 )
1744                         i_rate = INPUT_RATE_DEFAULT * ppi_factor[i_idx+1][0] / ppi_factor[i_idx+1][1];
1745                     else
1746                         i_rate = INPUT_RATE_MAX+1;
1747                 }
1748                 else
1749                 {
1750                     assert( i_type == INPUT_CONTROL_SET_RATE_FASTER );
1751                     if( i_idx > 0 )
1752                         i_rate = INPUT_RATE_DEFAULT * ppi_factor[i_idx-1][0] / ppi_factor[i_idx-1][1];
1753                     else
1754                         i_rate = INPUT_RATE_MIN-1;
1755                 }
1756             }
1757
1758             /* Check rate bound */
1759             if( i_rate < INPUT_RATE_MIN )
1760             {
1761                 msg_Dbg( p_input, "cannot set rate faster" );
1762                 i_rate = INPUT_RATE_MIN;
1763             }
1764             else if( i_rate > INPUT_RATE_MAX )
1765             {
1766                 msg_Dbg( p_input, "cannot set rate slower" );
1767                 i_rate = INPUT_RATE_MAX;
1768             }
1769
1770             /* Apply direction */
1771             if( i_rate_sign < 0 )
1772             {
1773                 if( p_input->p->input.b_rescale_ts )
1774                 {
1775                     msg_Dbg( p_input, "cannot set negative rate" );
1776                     i_rate = p_input->p->i_rate;
1777                     assert( i_rate > 0 );
1778                 }
1779                 else
1780                 {
1781                     i_rate *= i_rate_sign;
1782                 }
1783             }
1784
1785             if( i_rate != INPUT_RATE_DEFAULT &&
1786                 ( ( !p_input->p->b_can_rate_control && !p_input->p->input.b_rescale_ts ) ||
1787                   ( p_input->p->p_sout && !p_input->p->b_out_pace_control ) ) )
1788             {
1789                 msg_Dbg( p_input, "cannot change rate" );
1790                 i_rate = INPUT_RATE_DEFAULT;
1791             }
1792             if( i_rate != p_input->p->i_rate &&
1793                 !p_input->b_can_pace_control && p_input->p->b_can_rate_control )
1794             {
1795                 int i_ret;
1796                 if( p_input->p->input.p_access )
1797                 {
1798                     i_ret = VLC_EGENERIC;
1799                 }
1800                 else
1801                 {
1802                     if( !p_input->p->input.b_rescale_ts )
1803                         es_out_Control( p_input->p->p_es_out, ES_OUT_RESET_PCR );
1804
1805                     i_ret = demux_Control( p_input->p->input.p_demux,
1806                                             DEMUX_SET_RATE, &i_rate );
1807                 }
1808                 if( i_ret )
1809                 {
1810                     msg_Warn( p_input, "ACCESS/DEMUX_SET_RATE failed" );
1811                     i_rate = p_input->p->i_rate;
1812                 }
1813             }
1814
1815             /* */
1816             if( i_rate != p_input->p->i_rate )
1817             {
1818                 p_input->p->i_rate = i_rate;
1819                 input_SendEventRate( p_input, i_rate );
1820
1821                 if( p_input->p->input.b_rescale_ts )
1822                 {
1823                     const int i_rate_source = (p_input->b_can_pace_control || p_input->p->b_can_rate_control ) ? i_rate : INPUT_RATE_DEFAULT;
1824                     es_out_SetRate( p_input->p->p_es_out, i_rate_source, i_rate );
1825                 }
1826
1827                 b_force_update = true;
1828             }
1829             break;
1830         }
1831
1832         case INPUT_CONTROL_SET_PROGRAM:
1833             /* No need to force update, es_out does it if needed */
1834             es_out_Control( p_input->p->p_es_out,
1835                             ES_OUT_SET_GROUP, val.i_int );
1836
1837             demux_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP, val.i_int,
1838                             NULL );
1839             break;
1840
1841         case INPUT_CONTROL_SET_ES:
1842             /* No need to force update, es_out does it if needed */
1843             es_out_Control( p_input->p->p_es_out_display, ES_OUT_SET_ES_BY_ID, val.i_int );
1844             break;
1845
1846         case INPUT_CONTROL_RESTART_ES:
1847             es_out_Control( p_input->p->p_es_out_display, ES_OUT_RESTART_ES_BY_ID, val.i_int );
1848             break;
1849
1850         case INPUT_CONTROL_SET_AUDIO_DELAY:
1851             if( !es_out_SetDelay( p_input->p->p_es_out_display, AUDIO_ES, val.i_time ) )
1852                 input_SendEventAudioDelay( p_input, val.i_time );
1853             break;
1854
1855         case INPUT_CONTROL_SET_SPU_DELAY:
1856             if( !es_out_SetDelay( p_input->p->p_es_out_display, SPU_ES, val.i_time ) )
1857                 input_SendEventSubtitleDelay( p_input, val.i_time );
1858             break;
1859
1860         case INPUT_CONTROL_SET_TITLE:
1861         case INPUT_CONTROL_SET_TITLE_NEXT:
1862         case INPUT_CONTROL_SET_TITLE_PREV:
1863             if( p_input->p->b_recording )
1864             {
1865                 msg_Err( p_input, "INPUT_CONTROL_SET_TITLE(*) ignored while recording" );
1866                 break;
1867             }
1868             if( p_input->p->input.b_title_demux &&
1869                 p_input->p->input.i_title > 0 )
1870             {
1871                 /* TODO */
1872                 /* FIXME handle demux title */
1873                 demux_t *p_demux = p_input->p->input.p_demux;
1874                 int i_title;
1875
1876                 if( i_type == INPUT_CONTROL_SET_TITLE_PREV )
1877                     i_title = p_demux->info.i_title - 1;
1878                 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
1879                     i_title = p_demux->info.i_title + 1;
1880                 else
1881                     i_title = val.i_int;
1882
1883                 if( i_title >= 0 && i_title < p_input->p->input.i_title )
1884                 {
1885                     es_out_SetTime( p_input->p->p_es_out, -1 );
1886
1887                     demux_Control( p_demux, DEMUX_SET_TITLE, i_title );
1888                     input_ControlVarTitle( p_input, i_title );
1889                 }
1890             }
1891             else if( p_input->p->input.i_title > 0 )
1892             {
1893                 access_t *p_access = p_input->p->input.p_access;
1894                 int i_title;
1895
1896                 if( i_type == INPUT_CONTROL_SET_TITLE_PREV )
1897                     i_title = p_access->info.i_title - 1;
1898                 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
1899                     i_title = p_access->info.i_title + 1;
1900                 else
1901                     i_title = val.i_int;
1902
1903                 if( i_title >= 0 && i_title < p_input->p->input.i_title )
1904                 {
1905                     es_out_SetTime( p_input->p->p_es_out, -1 );
1906
1907                     access_Control( p_access, ACCESS_SET_TITLE, i_title );
1908                     stream_AccessReset( p_input->p->input.p_stream );
1909                 }
1910             }
1911             break;
1912         case INPUT_CONTROL_SET_SEEKPOINT:
1913         case INPUT_CONTROL_SET_SEEKPOINT_NEXT:
1914         case INPUT_CONTROL_SET_SEEKPOINT_PREV:
1915             if( p_input->p->b_recording )
1916             {
1917                 msg_Err( p_input, "INPUT_CONTROL_SET_SEEKPOINT(*) ignored while recording" );
1918                 break;
1919             }
1920
1921             if( p_input->p->input.b_title_demux &&
1922                 p_input->p->input.i_title > 0 )
1923             {
1924                 demux_t *p_demux = p_input->p->input.p_demux;
1925                 int i_seekpoint;
1926                 int64_t i_input_time;
1927                 int64_t i_seekpoint_time;
1928
1929                 if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV )
1930                 {
1931                     i_seekpoint = p_demux->info.i_seekpoint;
1932                     i_seekpoint_time = p_input->p->input.title[p_demux->info.i_title]->seekpoint[i_seekpoint]->i_time_offset;
1933                     if( i_seekpoint_time >= 0 &&
1934                          !demux_Control( p_demux,
1935                                           DEMUX_GET_TIME, &i_input_time ) )
1936                     {
1937                         if( i_input_time < i_seekpoint_time + 3000000 )
1938                             i_seekpoint--;
1939                     }
1940                     else
1941                         i_seekpoint--;
1942                 }
1943                 else if( i_type == INPUT_CONTROL_SET_SEEKPOINT_NEXT )
1944                     i_seekpoint = p_demux->info.i_seekpoint + 1;
1945                 else
1946                     i_seekpoint = val.i_int;
1947
1948                 if( i_seekpoint >= 0 && i_seekpoint <
1949                     p_input->p->input.title[p_demux->info.i_title]->i_seekpoint )
1950                 {
1951
1952                     es_out_SetTime( p_input->p->p_es_out, -1 );
1953
1954                     demux_Control( p_demux, DEMUX_SET_SEEKPOINT, i_seekpoint );
1955                 }
1956             }
1957             else if( p_input->p->input.i_title > 0 )
1958             {
1959                 demux_t *p_demux = p_input->p->input.p_demux;
1960                 access_t *p_access = p_input->p->input.p_access;
1961                 int i_seekpoint;
1962                 int64_t i_input_time;
1963                 int64_t i_seekpoint_time;
1964
1965                 if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV )
1966                 {
1967                     i_seekpoint = p_access->info.i_seekpoint;
1968                     i_seekpoint_time = p_input->p->input.title[p_access->info.i_title]->seekpoint[i_seekpoint]->i_time_offset;
1969                     if( i_seekpoint_time >= 0 &&
1970                         demux_Control( p_demux,
1971                                         DEMUX_GET_TIME, &i_input_time ) )
1972                     {
1973                         if( i_input_time < i_seekpoint_time + 3000000 )
1974                             i_seekpoint--;
1975                     }
1976                     else
1977                         i_seekpoint--;
1978                 }
1979                 else if( i_type == INPUT_CONTROL_SET_SEEKPOINT_NEXT )
1980                     i_seekpoint = p_access->info.i_seekpoint + 1;
1981                 else
1982                     i_seekpoint = val.i_int;
1983
1984                 if( i_seekpoint >= 0 && i_seekpoint <
1985                     p_input->p->input.title[p_access->info.i_title]->i_seekpoint )
1986                 {
1987                     es_out_SetTime( p_input->p->p_es_out, -1 );
1988
1989                     access_Control( p_access, ACCESS_SET_SEEKPOINT,
1990                                     i_seekpoint );
1991                     stream_AccessReset( p_input->p->input.p_stream );
1992                 }
1993             }
1994             break;
1995
1996         case INPUT_CONTROL_ADD_SUBTITLE:
1997             if( val.psz_string )
1998             {
1999                 SubtitleAdd( p_input, val.psz_string, true );
2000                 free( val.psz_string );
2001             }
2002             break;
2003
2004         case INPUT_CONTROL_ADD_SLAVE:
2005             if( val.psz_string )
2006             {
2007                 input_source_t *slave = InputSourceNew( p_input );
2008
2009                 if( !InputSourceInit( p_input, slave, val.psz_string, NULL ) )
2010                 {
2011                     vlc_meta_t *p_meta;
2012                     int64_t i_time;
2013
2014                     /* Add the slave */
2015                     msg_Dbg( p_input, "adding %s as slave on the fly",
2016                              val.psz_string );
2017
2018                     /* Set position */
2019                     if( demux_Control( p_input->p->input.p_demux,
2020                                         DEMUX_GET_TIME, &i_time ) )
2021                     {
2022                         msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2023                         InputSourceClean( slave );
2024                         free( slave );
2025                         break;
2026                     }
2027                     if( demux_Control( slave->p_demux,
2028                                        DEMUX_SET_TIME, i_time ) )
2029                     {
2030                         msg_Err( p_input, "seek failed for new slave" );
2031                         InputSourceClean( slave );
2032                         free( slave );
2033                         break;
2034                     }
2035
2036                     /* Get meta (access and demux) */
2037                     p_meta = vlc_meta_New();
2038                     access_Control( slave->p_access, ACCESS_GET_META,
2039                                      p_meta );
2040                     demux_Control( slave->p_demux, DEMUX_GET_META, p_meta );
2041                     InputUpdateMeta( p_input, p_meta );
2042
2043                     TAB_APPEND( p_input->p->i_slave, p_input->p->slave, slave );
2044                 }
2045                 else
2046                 {
2047                     free( slave );
2048                     msg_Warn( p_input, "failed to add %s as slave",
2049                               val.psz_string );
2050                 }
2051
2052                 free( val.psz_string );
2053             }
2054             break;
2055
2056         case INPUT_CONTROL_SET_RECORD_STATE:
2057             if( !!p_input->p->b_recording != !!val.b_bool )
2058             {
2059                 if( p_input->p->input.b_can_stream_record )
2060                 {
2061                     if( demux_Control( p_input->p->input.p_demux,
2062                                        DEMUX_SET_RECORD_STATE, val.b_bool ) )
2063                         val.b_bool = false;
2064                 }
2065                 else
2066                 {
2067                     if( es_out_SetRecordState( p_input->p->p_es_out_display, val.b_bool ) )
2068                         val.b_bool = false;
2069                 }
2070                 p_input->p->b_recording = val.b_bool;
2071
2072                 input_SendEventRecord( p_input, val.b_bool );
2073
2074                 b_force_update = true;
2075             }
2076             break;
2077
2078         case INPUT_CONTROL_SET_FRAME_NEXT:
2079             if( p_input->i_state == PAUSE_S )
2080             {
2081                 es_out_SetFrameNext( p_input->p->p_es_out );
2082             }
2083             else if( p_input->i_state == PLAYING_S )
2084             {
2085                 ControlPause( p_input, i_control_date );
2086             }
2087             else
2088             {
2089                 msg_Err( p_input, "invalid state for frame next" );
2090             }
2091             b_force_update = true;
2092             break;
2093
2094         case INPUT_CONTROL_SET_BOOKMARK:
2095         default:
2096             msg_Err( p_input, "not yet implemented" );
2097             break;
2098     }
2099
2100     return b_force_update;
2101 }
2102
2103 /*****************************************************************************
2104  * UpdateFromDemux:
2105  *****************************************************************************/
2106 static int UpdateTitleSeekpoint( input_thread_t *p_input,
2107                                  int i_title, int i_seekpoint )
2108 {
2109     int i_title_end = p_input->p->input.i_title_end -
2110                         p_input->p->input.i_title_offset;
2111     int i_seekpoint_end = p_input->p->input.i_seekpoint_end -
2112                             p_input->p->input.i_seekpoint_offset;
2113
2114     if( i_title_end >= 0 && i_seekpoint_end >= 0 )
2115     {
2116         if( i_title > i_title_end ||
2117             ( i_title == i_title_end && i_seekpoint > i_seekpoint_end ) )
2118             return 0;
2119     }
2120     else if( i_seekpoint_end >= 0 )
2121     {
2122         if( i_seekpoint > i_seekpoint_end )
2123             return 0;
2124     }
2125     else if( i_title_end >= 0 )
2126     {
2127         if( i_title > i_title_end )
2128             return 0;
2129     }
2130     return 1;
2131 }
2132 static int UpdateFromDemux( input_thread_t *p_input )
2133 {
2134     demux_t *p_demux = p_input->p->input.p_demux;
2135
2136     /* TODO event-like */
2137     if( p_demux->info.i_update & INPUT_UPDATE_TITLE )
2138     {
2139         input_SendEventTitle( p_input, p_demux->info.i_title );
2140
2141         p_demux->info.i_update &= ~INPUT_UPDATE_TITLE;
2142     }
2143     if( p_demux->info.i_update & INPUT_UPDATE_SEEKPOINT )
2144     {
2145         input_SendEventSeekpoint( p_input,
2146                                   p_demux->info.i_title, p_demux->info.i_seekpoint );
2147
2148         p_demux->info.i_update &= ~INPUT_UPDATE_SEEKPOINT;
2149     }
2150     p_demux->info.i_update &= ~INPUT_UPDATE_SIZE;
2151
2152     /* Hmmm only works with master input */
2153     if( p_input->p->input.p_demux == p_demux )
2154         return UpdateTitleSeekpoint( p_input,
2155                                      p_demux->info.i_title,
2156                                      p_demux->info.i_seekpoint );
2157     return 1;
2158 }
2159
2160 /*****************************************************************************
2161  * UpdateFromAccess:
2162  *****************************************************************************/
2163 static int UpdateFromAccess( input_thread_t *p_input )
2164 {
2165     access_t *p_access = p_input->p->input.p_access;
2166
2167     if( p_access->info.i_update & INPUT_UPDATE_TITLE )
2168     {
2169         input_SendEventTitle( p_input, p_access->info.i_title );
2170
2171         stream_AccessUpdate( p_input->p->input.p_stream );
2172
2173         p_access->info.i_update &= ~INPUT_UPDATE_TITLE;
2174     }
2175     if( p_access->info.i_update & INPUT_UPDATE_SEEKPOINT )
2176     {
2177         input_SendEventSeekpoint( p_input,
2178                                   p_access->info.i_title, p_access->info.i_seekpoint );
2179
2180         p_access->info.i_update &= ~INPUT_UPDATE_SEEKPOINT;
2181     }
2182     if( p_access->info.i_update & INPUT_UPDATE_META )
2183     {
2184         /* TODO maybe multi - access ? */
2185         vlc_meta_t *p_meta = vlc_meta_New();
2186         access_Control( p_input->p->input.p_access,ACCESS_GET_META, p_meta );
2187         InputUpdateMeta( p_input, p_meta );
2188         p_access->info.i_update &= ~INPUT_UPDATE_META;
2189     }
2190     if( p_access->info.i_update & INPUT_UPDATE_SIGNAL )
2191     {
2192         double f_quality;
2193         double f_strength;
2194
2195         if( access_Control( p_access, ACCESS_GET_SIGNAL, &f_quality, &f_strength ) )
2196             f_quality = f_strength = -1;
2197
2198         input_SendEventSignal( p_input, f_quality, f_strength );
2199
2200         p_access->info.i_update &= ~INPUT_UPDATE_SIGNAL;
2201     }
2202
2203     p_access->info.i_update &= ~INPUT_UPDATE_SIZE;
2204
2205     /* Hmmm only works with master input */
2206     if( p_input->p->input.p_access == p_access )
2207         return UpdateTitleSeekpoint( p_input,
2208                                      p_access->info.i_title,
2209                                      p_access->info.i_seekpoint );
2210     return 1;
2211 }
2212
2213 /*****************************************************************************
2214  * InputSourceNew:
2215  *****************************************************************************/
2216 static input_source_t *InputSourceNew( input_thread_t *p_input )
2217 {
2218     VLC_UNUSED(p_input);
2219     input_source_t *in = malloc( sizeof( input_source_t ) );
2220     if( in )
2221         memset( in, 0, sizeof( input_source_t ) );
2222     return in;
2223 }
2224
2225 /*****************************************************************************
2226  * InputSourceInit:
2227  *****************************************************************************/
2228 static int InputSourceInit( input_thread_t *p_input,
2229                             input_source_t *in, const char *psz_mrl,
2230                             const char *psz_forced_demux )
2231 {
2232     const bool b_master = in == &p_input->p->input;
2233
2234     char psz_dup[strlen(psz_mrl) + 1];
2235     const char *psz_access;
2236     const char *psz_demux;
2237     char *psz_path;
2238     char *psz_tmp;
2239     char *psz;
2240     vlc_value_t val;
2241     double f_fps;
2242
2243     strcpy( psz_dup, psz_mrl );
2244
2245     if( !in ) return VLC_EGENERIC;
2246     if( !p_input ) return VLC_EGENERIC;
2247
2248     /* Split uri */
2249     input_SplitMRL( &psz_access, &psz_demux, &psz_path, psz_dup );
2250
2251     msg_Dbg( p_input, "`%s' gives access `%s' demux `%s' path `%s'",
2252              psz_mrl, psz_access, psz_demux, psz_path );
2253     if( !p_input->b_preparsing )
2254     {
2255         /* Hack to allow udp://@:port syntax */
2256         if( !psz_access ||
2257             (strncmp( psz_access, "udp", 3 ) &&
2258              strncmp( psz_access, "rtp", 3 )) )
2259         {
2260             /* Find optional titles and seekpoints */
2261             MRLSections( p_input, psz_path, &in->i_title_start, &in->i_title_end,
2262                      &in->i_seekpoint_start, &in->i_seekpoint_end );
2263         }
2264
2265         if( psz_forced_demux && *psz_forced_demux )
2266         {
2267             psz_demux = psz_forced_demux;
2268         }
2269         else if( *psz_demux == '\0' )
2270         {
2271             /* special hack for forcing a demuxer with --demux=module
2272              * (and do nothing with a list) */
2273             char *psz_var_demux = var_GetNonEmptyString( p_input, "demux" );
2274
2275             if( psz_var_demux != NULL &&
2276                 !strchr(psz_var_demux, ',' ) &&
2277                 !strchr(psz_var_demux, ':' ) )
2278             {
2279                 psz_demux = psz_var_demux;
2280
2281                 msg_Dbg( p_input, "enforced demux ` %s'", psz_demux );
2282             }
2283         }
2284
2285         /* Try access_demux first */
2286         in->p_demux = demux_New( p_input, psz_access, psz_demux, psz_path,
2287                                   NULL, p_input->p->p_es_out, false );
2288     }
2289     else
2290     {
2291         /* Preparsing is only for file:// */
2292         if( *psz_demux )
2293             goto error;
2294         if( !*psz_access ) /* path without scheme:// */
2295             psz_access = "file";
2296         if( strcmp( psz_access, "file" ) )
2297             goto error;
2298         msg_Dbg( p_input, "trying to pre-parse %s",  psz_path );
2299     }
2300
2301     if( in->p_demux )
2302     {
2303         int64_t i_pts_delay;
2304
2305         /* Get infos from access_demux */
2306         demux_Control( in->p_demux,
2307                         DEMUX_GET_PTS_DELAY, &i_pts_delay );
2308         p_input->i_pts_delay = __MAX( p_input->i_pts_delay, i_pts_delay );
2309
2310         in->b_title_demux = true;
2311         if( demux_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
2312                             &in->title, &in->i_title,
2313                             &in->i_title_offset, &in->i_seekpoint_offset ) )
2314         {
2315             TAB_INIT( in->i_title, in->title );
2316         }
2317         if( demux_Control( in->p_demux, DEMUX_CAN_CONTROL_PACE,
2318                             &in->b_can_pace_control ) )
2319             in->b_can_pace_control = false;
2320
2321         if( !in->b_can_pace_control )
2322         {
2323             if( demux_Control( in->p_demux, DEMUX_CAN_CONTROL_RATE,
2324                                 &in->b_can_rate_control, &in->b_rescale_ts ) )
2325             {
2326                 in->b_can_rate_control = false;
2327                 in->b_rescale_ts = true; /* not used */
2328             }
2329         }
2330         else
2331         {
2332             in->b_can_rate_control = true;
2333             in->b_rescale_ts = true;
2334         }
2335         if( demux_Control( in->p_demux, DEMUX_CAN_PAUSE,
2336                             &in->b_can_pause ) )
2337             in->b_can_pause = false;
2338         var_SetBool( p_input, "can-pause", in->b_can_pause || !in->b_can_pace_control ); /* XXX temporary because of es_out_timeshift*/
2339         var_SetBool( p_input, "can-rate", !in->b_can_pace_control || in->b_can_rate_control ); /* XXX temporary because of es_out_timeshift*/
2340         var_SetBool( p_input, "can-rewind", !in->b_rescale_ts && !in->b_can_pace_control );
2341
2342         int ret = demux_Control( in->p_demux, DEMUX_CAN_SEEK,
2343                         &val.b_bool );
2344         if( ret != VLC_SUCCESS )
2345             val.b_bool = false;
2346         var_Set( p_input, "can-seek", val );
2347     }
2348     else
2349     {
2350         int64_t i_pts_delay;
2351
2352         if( b_master )
2353             input_ChangeState( p_input, OPENING_S );
2354
2355         /* Now try a real access */
2356         in->p_access = access_New( p_input, psz_access, psz_demux, psz_path );
2357
2358         /* Access failed, URL encoded ? */
2359         if( in->p_access == NULL && strchr( psz_path, '%' ) )
2360         {
2361             decode_URI( psz_path );
2362
2363             msg_Dbg( p_input, "retrying with access `%s' demux `%s' path `%s'",
2364                      psz_access, psz_demux, psz_path );
2365
2366             in->p_access = access_New( p_input,
2367                                         psz_access, psz_demux, psz_path );
2368         }
2369         if( in->p_access == NULL )
2370         {
2371             msg_Err( p_input, "open of `%s' failed: %s", psz_mrl,
2372                                                          msg_StackMsg() );
2373             intf_UserFatal( VLC_OBJECT( p_input), false,
2374                             _("Your input can't be opened"),
2375                             _("VLC is unable to open the MRL '%s'."
2376                             " Check the log for details."), psz_mrl );
2377             goto error;
2378         }
2379
2380         /* */
2381         psz_tmp = psz = var_GetNonEmptyString( p_input, "access-filter" );
2382         while( psz && *psz )
2383         {
2384             access_t *p_access = in->p_access;
2385             char *end = strchr( psz, ':' );
2386
2387             if( end )
2388                 *end++ = '\0';
2389
2390             in->p_access = access_FilterNew( in->p_access, psz );
2391             if( in->p_access == NULL )
2392             {
2393                 in->p_access = p_access;
2394                 msg_Warn( p_input, "failed to insert access filter %s",
2395                           psz );
2396             }
2397
2398             psz = end;
2399         }
2400         free( psz_tmp );
2401
2402         /* Get infos from access */
2403         if( !p_input->b_preparsing )
2404         {
2405             access_Control( in->p_access,
2406                              ACCESS_GET_PTS_DELAY, &i_pts_delay );
2407             p_input->i_pts_delay = __MAX( p_input->i_pts_delay, i_pts_delay );
2408
2409             in->b_title_demux = false;
2410             if( access_Control( in->p_access, ACCESS_GET_TITLE_INFO,
2411                                  &in->title, &in->i_title,
2412                                 &in->i_title_offset, &in->i_seekpoint_offset ) )
2413
2414             {
2415                 TAB_INIT( in->i_title, in->title );
2416             }
2417             access_Control( in->p_access, ACCESS_CAN_CONTROL_PACE,
2418                              &in->b_can_pace_control );
2419             in->b_can_rate_control = in->b_can_pace_control;
2420             in->b_rescale_ts = true;
2421
2422             access_Control( in->p_access, ACCESS_CAN_PAUSE,
2423                              &in->b_can_pause );
2424             var_SetBool( p_input, "can-pause", in->b_can_pause || !in->b_can_pace_control ); /* XXX temporary because of es_out_timeshift*/
2425             var_SetBool( p_input, "can-rate", !in->b_can_pace_control || in->b_can_rate_control ); /* XXX temporary because of es_out_timeshift*/
2426             var_SetBool( p_input, "can-rewind", !in->b_rescale_ts && !in->b_can_pace_control );
2427
2428             access_Control( in->p_access, ACCESS_CAN_SEEK,
2429                              &val.b_bool );
2430             var_Set( p_input, "can-seek", val );
2431         }
2432
2433         if( b_master )
2434             input_ChangeState( p_input, BUFFERING_S );
2435
2436         /* Autodetect extra files if none specified */
2437         char *psz_input_list = var_CreateGetNonEmptyString( p_input, "input-list" );
2438         if( !psz_input_list )
2439         {
2440             char *psz_extra_files = InputGetExtraFiles( p_input, psz_access, psz_path );
2441             if( psz_extra_files )
2442                 var_SetString( p_input, "input-list", psz_extra_files );
2443             free( psz_extra_files );
2444         }
2445
2446         /* Create the stream_t */
2447         in->p_stream = stream_AccessNew( in->p_access, p_input->b_preparsing );
2448
2449         /* Restor old value */
2450         if( !psz_input_list )
2451             var_SetString( p_input, "input-list", "" );
2452         free( psz_input_list );
2453
2454         if( in->p_stream == NULL )
2455         {
2456             msg_Warn( p_input, "cannot create a stream_t from access" );
2457             goto error;
2458         }
2459
2460         /* Open a demuxer */
2461         if( *psz_demux == '\0' && *in->p_access->psz_demux )
2462         {
2463             psz_demux = in->p_access->psz_demux;
2464         }
2465
2466         {
2467             /* Take access redirections into account */
2468             char *psz_real_path;
2469             char *psz_buf = NULL;
2470             if( in->p_access->psz_path )
2471             {
2472                 const char *psz_a, *psz_d;
2473                 psz_buf = strdup( in->p_access->psz_path );
2474                 input_SplitMRL( &psz_a, &psz_d, &psz_real_path, psz_buf );
2475             }
2476             else
2477             {
2478                 psz_real_path = psz_path;
2479             }
2480             in->p_demux = demux_New( p_input, psz_access, psz_demux,
2481                                       psz_real_path,
2482                                       in->p_stream, p_input->p->p_es_out,
2483                                       p_input->b_preparsing );
2484             free( psz_buf );
2485         }
2486
2487         if( in->p_demux == NULL )
2488         {
2489             msg_Err( p_input, "no suitable demux module for `%s/%s://%s'",
2490                      psz_access, psz_demux, psz_path );
2491             intf_UserFatal( VLC_OBJECT( p_input ), false,
2492                             _("VLC can't recognize the input's format"),
2493                             _("The format of '%s' cannot be detected. "
2494                             "Have a look at the log for details."), psz_mrl );
2495             goto error;
2496         }
2497
2498         /* Get title from demux */
2499         if( !p_input->b_preparsing && in->i_title <= 0 )
2500         {
2501             if( demux_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
2502                                 &in->title, &in->i_title,
2503                                 &in->i_title_offset, &in->i_seekpoint_offset ))
2504             {
2505                 TAB_INIT( in->i_title, in->title );
2506             }
2507             else
2508             {
2509                 in->b_title_demux = true;
2510             }
2511         }
2512     }
2513
2514     /* Set record capabilities */
2515     if( demux_Control( in->p_demux, DEMUX_CAN_RECORD, &in->b_can_stream_record ) )
2516         in->b_can_stream_record = false;
2517 #ifdef ENABLE_SOUT
2518     if( !var_CreateGetBool( p_input, "input-record-native" ) )
2519         in->b_can_stream_record = false;
2520     var_SetBool( p_input, "can-record", true );
2521 #else
2522     var_SetBool( p_input, "can-record", in->b_can_stream_record );
2523 #endif
2524
2525     /* get attachment
2526      * FIXME improve for b_preparsing: move it after GET_META and check psz_arturl */
2527     if( 1 || !p_input->b_preparsing )
2528     {
2529         int i_attachment;
2530         input_attachment_t **attachment;
2531         if( !demux_Control( in->p_demux, DEMUX_GET_ATTACHMENTS,
2532                              &attachment, &i_attachment ) )
2533         {
2534             vlc_mutex_lock( &p_input->p->input.p_item->lock );
2535             AppendAttachment( &p_input->p->i_attachment, &p_input->p->attachment,
2536                               i_attachment, attachment );
2537             vlc_mutex_unlock( &p_input->p->input.p_item->lock );
2538         }
2539     }
2540     if( !demux_Control( in->p_demux, DEMUX_GET_FPS, &f_fps ) )
2541     {
2542         vlc_mutex_lock( &p_input->p->input.p_item->lock );
2543         in->f_fps = f_fps;
2544         vlc_mutex_unlock( &p_input->p->input.p_item->lock );
2545     }
2546
2547     if( var_GetInteger( p_input, "clock-synchro" ) != -1 )
2548         in->b_can_pace_control = !var_GetInteger( p_input, "clock-synchro" );
2549
2550     return VLC_SUCCESS;
2551
2552 error:
2553     if( b_master )
2554         input_ChangeState( p_input, ERROR_S );
2555
2556     if( in->p_demux )
2557         demux_Delete( in->p_demux );
2558
2559     if( in->p_stream )
2560         stream_Delete( in->p_stream );
2561
2562     if( in->p_access )
2563         access_Delete( in->p_access );
2564
2565     return VLC_EGENERIC;
2566 }
2567
2568 /*****************************************************************************
2569  * InputSourceClean:
2570  *****************************************************************************/
2571 static void InputSourceClean( input_source_t *in )
2572 {
2573     int i;
2574
2575     if( in->p_demux )
2576         demux_Delete( in->p_demux );
2577
2578     if( in->p_stream )
2579         stream_Delete( in->p_stream );
2580
2581     if( in->p_access )
2582         access_Delete( in->p_access );
2583
2584     if( in->i_title > 0 )
2585     {
2586         for( i = 0; i < in->i_title; i++ )
2587             vlc_input_title_Delete( in->title[i] );
2588         TAB_CLEAN( in->i_title, in->title );
2589     }
2590 }
2591
2592 static void SlaveDemux( input_thread_t *p_input )
2593 {
2594     int64_t i_time;
2595     int i;
2596     bool b_set_time = true;
2597
2598     if( demux_Control( p_input->p->input.p_demux, DEMUX_GET_TIME, &i_time ) )
2599     {
2600         /* msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" ); */
2601         b_set_time = false;
2602     }
2603
2604     for( i = 0; i < p_input->p->i_slave; i++ )
2605     {
2606         input_source_t *in = p_input->p->slave[i];
2607         int i_ret = 1;
2608
2609         if( in->b_eof )
2610             continue;
2611
2612         if( b_set_time && demux_Control( in->p_demux, DEMUX_SET_NEXT_DEMUX_TIME, i_time ) )
2613         {
2614             for( ;; )
2615             {
2616                 int64_t i_stime;
2617                 if( demux_Control( in->p_demux, DEMUX_GET_TIME, &i_stime ) )
2618                 {
2619                     msg_Err( p_input, "slave[%d] doesn't like "
2620                              "DEMUX_GET_TIME -> EOF", i );
2621                     i_ret = 0;
2622                     break;
2623                 }
2624
2625                 if( i_stime >= i_time )
2626                     break;
2627
2628                 if( ( i_ret = in->p_demux->pf_demux( in->p_demux ) ) <= 0 )
2629                     break;
2630             }
2631         }
2632         else
2633         {
2634             i_ret = in->p_demux->pf_demux( in->p_demux );
2635         }
2636
2637         if( i_ret <= 0 )
2638         {
2639             msg_Dbg( p_input, "slave %d EOF", i );
2640             in->b_eof = true;
2641         }
2642     }
2643 }
2644
2645 static void SlaveSeek( input_thread_t *p_input )
2646 {
2647     int64_t i_time;
2648     int i;
2649
2650     if( !p_input ) return;
2651
2652     if( demux_Control( p_input->p->input.p_demux, DEMUX_GET_TIME, &i_time ) )
2653     {
2654         msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2655         return;
2656     }
2657
2658     for( i = 0; i < p_input->p->i_slave; i++ )
2659     {
2660         input_source_t *in = p_input->p->slave[i];
2661
2662         if( demux_Control( in->p_demux, DEMUX_SET_TIME, i_time ) )
2663         {
2664             if( !in->b_eof )
2665                 msg_Err( p_input, "seek failed for slave %d -> EOF", i );
2666             in->b_eof = true;
2667         }
2668         else
2669         {
2670             in->b_eof = false;
2671         }
2672     }
2673 }
2674
2675 /*****************************************************************************
2676  * InputMetaUser:
2677  *****************************************************************************/
2678 static void InputMetaUser( input_thread_t *p_input, vlc_meta_t *p_meta )
2679 {
2680     vlc_value_t val;
2681
2682     if( !p_meta ) return;
2683
2684     /* Get meta information from user */
2685 #define GET_META( field, s ) \
2686     var_Get( p_input, (s), &val );  \
2687     if( *val.psz_string ) \
2688         vlc_meta_Set( p_meta, vlc_meta_ ## field, val.psz_string ); \
2689     free( val.psz_string )
2690
2691     GET_META( Title, "meta-title" );
2692     GET_META( Artist, "meta-artist" );
2693     GET_META( Genre, "meta-genre" );
2694     GET_META( Copyright, "meta-copyright" );
2695     GET_META( Description, "meta-description" );
2696     GET_META( Date, "meta-date" );
2697     GET_META( URL, "meta-url" );
2698 #undef GET_META
2699 }
2700
2701 /*****************************************************************************
2702  * InputGetExtraFiles
2703  *  Autodetect extra input list
2704  *****************************************************************************/
2705 static char *InputGetExtraFiles( input_thread_t *p_input,
2706                                  const char *psz_access, const char *psz_path )
2707 {
2708     char *psz_list = NULL;
2709
2710     if( ( psz_access && *psz_access && strcmp( psz_access, "file" ) ) || !psz_path )
2711         return NULL;
2712
2713
2714     const char *psz_ext = strrchr( psz_path, '.' );
2715     if( !psz_ext || strcmp( psz_ext, ".001" ) )
2716         return NULL;
2717
2718     char *psz_file = strdup( psz_path );
2719     if( !psz_file )
2720         return NULL;
2721
2722     /* Try to list .xyz files */
2723     for( int i = 2; i < 999; i++ )
2724     {
2725         char *psz_ext = strrchr( psz_file, '.' );
2726         struct stat st;
2727
2728         snprintf( psz_ext, 5, ".%.3d", i );
2729
2730         if( utf8_stat( psz_file, &st )
2731          || !S_ISREG( st.st_mode ) || !st.st_size )
2732             continue;
2733
2734         msg_Dbg( p_input, "Detected extra file `%s'", psz_file );
2735
2736         if( psz_list )
2737         {
2738             char *psz_old = psz_list;
2739             /* FIXME how to handle file with ',' ?*/
2740             if( asprintf( &psz_list, "%s,%s", psz_old, psz_file ) < 0 )
2741             {
2742                 psz_list = psz_old;
2743                 break;
2744             }
2745         }
2746         else
2747         {
2748             psz_list = strdup( psz_file );
2749         }
2750     }
2751     free( psz_file );
2752
2753     return psz_list;
2754 }
2755
2756 /*****************************************************************************
2757  * InputUpdateMeta: merge p_item meta data with p_meta taking care of
2758  * arturl and locking issue.
2759  *****************************************************************************/
2760 static void InputUpdateMeta( input_thread_t *p_input, vlc_meta_t *p_meta )
2761 {
2762     input_item_t *p_item = p_input->p->input.p_item;
2763     char * psz_arturl = NULL;
2764     char *psz_title = NULL;
2765
2766     if( !p_meta )
2767         return;
2768
2769     psz_arturl = input_item_GetArtURL( p_item );
2770
2771     vlc_mutex_lock( &p_item->lock );
2772
2773     if( vlc_meta_Get( p_meta, vlc_meta_Title ) && !p_item->b_fixed_name )
2774         psz_title = strdup( vlc_meta_Get( p_meta, vlc_meta_Title ) );
2775
2776     vlc_meta_Merge( p_item->p_meta, p_meta );
2777
2778     vlc_meta_Delete( p_meta );
2779
2780     if( psz_arturl && *psz_arturl )
2781     {
2782         vlc_meta_Set( p_item->p_meta, vlc_meta_ArtworkURL, psz_arturl );
2783
2784         if( !strncmp( psz_arturl, "attachment://", strlen("attachment") ) )
2785         {
2786             /* Don't look for art cover if sout
2787              * XXX It can change when sout has meta data support */
2788             if( p_input->p->p_sout && !p_input->b_preparsing )
2789                 vlc_meta_Set( p_item->p_meta, vlc_meta_ArtworkURL, "" );
2790             else
2791                 input_ExtractAttachmentAndCacheArt( p_input );
2792         }
2793     }
2794     free( psz_arturl );
2795
2796     vlc_mutex_unlock( &p_item->lock );
2797
2798     if( psz_title )
2799     {
2800         input_item_SetName( p_item, psz_title );
2801         free( psz_title );
2802     }
2803     input_item_SetPreparsed( p_item, true );
2804
2805     input_SendEventMeta( p_input );
2806
2807     /** \todo handle sout meta */
2808 }
2809
2810
2811 static void AppendAttachment( int *pi_attachment, input_attachment_t ***ppp_attachment,
2812                               int i_new, input_attachment_t **pp_new )
2813 {
2814     int i_attachment = *pi_attachment;
2815     input_attachment_t **attachment = *ppp_attachment;
2816     int i;
2817
2818     attachment = realloc( attachment,
2819                           sizeof(input_attachment_t**) * ( i_attachment + i_new ) );
2820     for( i = 0; i < i_new; i++ )
2821         attachment[i_attachment++] = pp_new[i];
2822     free( pp_new );
2823
2824     /* */
2825     *pi_attachment = i_attachment;
2826     *ppp_attachment = attachment;
2827 }
2828
2829 static void AccessMeta( input_thread_t * p_input, vlc_meta_t *p_meta )
2830 {
2831     int i;
2832
2833     if( p_input->b_preparsing )
2834         return;
2835
2836     if( p_input->p->input.p_access )
2837         access_Control( p_input->p->input.p_access, ACCESS_GET_META,
2838                          p_meta );
2839
2840     /* Get meta data from slave input */
2841     for( i = 0; i < p_input->p->i_slave; i++ )
2842     {
2843         DemuxMeta( p_input, p_meta, p_input->p->slave[i]->p_demux );
2844         if( p_input->p->slave[i]->p_access )
2845         {
2846             access_Control( p_input->p->slave[i]->p_access,
2847                              ACCESS_GET_META, p_meta );
2848         }
2849     }
2850 }
2851
2852 static void DemuxMeta( input_thread_t *p_input, vlc_meta_t *p_meta, demux_t *p_demux )
2853 {
2854     bool b_bool;
2855     module_t *p_id3;
2856
2857 #if 0
2858     /* XXX I am not sure it is a great idea, besides, there is more than that
2859      * if we want to do it right */
2860     vlc_mutex_lock( &p_item->lock );
2861     if( p_item->p_meta && (p_item->p_meta->i_status & ITEM_PREPARSED ) )
2862     {
2863         vlc_mutex_unlock( &p_item->lock );
2864         return;
2865     }
2866     vlc_mutex_unlock( &p_item->lock );
2867 #endif
2868
2869     demux_Control( p_demux, DEMUX_GET_META, p_meta );
2870     if( demux_Control( p_demux, DEMUX_HAS_UNSUPPORTED_META, &b_bool ) )
2871         return;
2872     if( !b_bool )
2873         return;
2874
2875     p_demux->p_private = malloc( sizeof( demux_meta_t ) );
2876     if(! p_demux->p_private )
2877         return;
2878
2879     p_id3 = module_need( p_demux, "meta reader", NULL, 0 );
2880     if( p_id3 )
2881     {
2882         demux_meta_t *p_demux_meta = (demux_meta_t *)p_demux->p_private;
2883
2884         if( p_demux_meta->p_meta )
2885         {
2886             vlc_meta_Merge( p_meta, p_demux_meta->p_meta );
2887             vlc_meta_Delete( p_demux_meta->p_meta );
2888         }
2889
2890         if( p_demux_meta->i_attachments > 0 )
2891         {
2892             vlc_mutex_lock( &p_input->p->input.p_item->lock );
2893             AppendAttachment( &p_input->p->i_attachment, &p_input->p->attachment,
2894                               p_demux_meta->i_attachments, p_demux_meta->attachments );
2895             vlc_mutex_unlock( &p_input->p->input.p_item->lock );
2896         }
2897         module_unneed( p_demux, p_id3 );
2898     }
2899     free( p_demux->p_private );
2900 }
2901
2902 static void input_ChangeState( input_thread_t *p_input, int i_state )
2903 {
2904     const bool b_changed = p_input->i_state != i_state;
2905
2906     p_input->i_state = i_state;
2907     if( i_state == ERROR_S )
2908         p_input->b_error = true;
2909     else if( i_state == END_S )
2910         p_input->b_eof = true;
2911
2912     if( b_changed )
2913     {
2914         input_item_SetErrorWhenReading( p_input->p->input.p_item, p_input->b_error );
2915         input_SendEventState( p_input, i_state );
2916     }
2917 }
2918
2919
2920 /*****************************************************************************
2921  * MRLSplit: parse the access, demux and url part of the
2922  *           Media Resource Locator.
2923  *****************************************************************************/
2924 void input_SplitMRL( const char **ppsz_access, const char **ppsz_demux, char **ppsz_path,
2925                      char *psz_dup )
2926 {
2927     char *psz_access = NULL;
2928     char *psz_demux  = NULL;
2929     char *psz_path;
2930
2931     /* Either there is an access/demux specification before ://
2932      * or we have a plain local file path. */
2933     psz_path = strstr( psz_dup, "://" );
2934     if( psz_path != NULL )
2935     {
2936         *psz_path = '\0';
2937         psz_path += 3; /* skips "://" */
2938
2939         /* Separate access from demux (<access>/<demux>://<path>) */
2940         psz_access = psz_dup;
2941         psz_demux = strchr( psz_access, '/' );
2942         if( psz_demux )
2943             *psz_demux++ = '\0';
2944
2945         /* We really don't want module name substitution here! */
2946         if( psz_access[0] == '$' )
2947             psz_access++;
2948         if( psz_demux && psz_demux[0] == '$' )
2949             psz_demux++;
2950     }
2951     else
2952     {
2953         psz_path = psz_dup;
2954     }
2955     *ppsz_access = psz_access ? psz_access : (char*)"";
2956     *ppsz_demux = psz_demux ? psz_demux : (char*)"";
2957     *ppsz_path = psz_path;
2958 }
2959
2960 static inline bool next(char ** src)
2961 {
2962     char *end;
2963     errno = 0;
2964     long result = strtol( *src, &end, 0 );
2965     if( errno != 0 || result >= LONG_MAX || result <= LONG_MIN ||
2966         end == *src )
2967     {
2968         return false;
2969     }
2970     *src = end;
2971     return true;
2972 }
2973
2974 /*****************************************************************************
2975  * MRLSections: parse title and seekpoint info from the Media Resource Locator.
2976  *
2977  * Syntax:
2978  * [url][@[title-start][:chapter-start][-[title-end][:chapter-end]]]
2979  *****************************************************************************/
2980 static void MRLSections( input_thread_t *p_input, char *psz_source,
2981                          int *pi_title_start, int *pi_title_end,
2982                          int *pi_chapter_start, int *pi_chapter_end )
2983 {
2984     char *psz, *psz_end, *psz_next, *psz_check;
2985
2986     *pi_title_start = *pi_title_end = -1;
2987     *pi_chapter_start = *pi_chapter_end = -1;
2988
2989     /* Start by parsing titles and chapters */
2990     if( !psz_source || !( psz = strrchr( psz_source, '@' ) ) ) return;
2991
2992
2993     /* Check we are really dealing with a title/chapter section */
2994     psz_check = psz + 1;
2995     if( !*psz_check ) return;
2996     if( isdigit(*psz_check) )
2997         if(!next(&psz_check)) return;
2998     if( *psz_check != ':' && *psz_check != '-' && *psz_check ) return;
2999     if( *psz_check == ':' && ++psz_check )
3000     {
3001         if( isdigit(*psz_check) )
3002             if(!next(&psz_check)) return;
3003     }
3004     if( *psz_check != '-' && *psz_check ) return;
3005     if( *psz_check == '-' && ++psz_check )
3006     {
3007         if( isdigit(*psz_check) )
3008             if(!next(&psz_check)) return;
3009     }
3010     if( *psz_check != ':' && *psz_check ) return;
3011     if( *psz_check == ':' && ++psz_check )
3012     {
3013         if( isdigit(*psz_check) )
3014             if(!next(&psz_check)) return;
3015     }
3016     if( *psz_check ) return;
3017
3018     /* Separate start and end */
3019     *psz++ = 0;
3020     if( ( psz_end = strchr( psz, '-' ) ) ) *psz_end++ = 0;
3021
3022     /* Look for the start title */
3023     *pi_title_start = strtol( psz, &psz_next, 0 );
3024     if( !*pi_title_start && psz == psz_next ) *pi_title_start = -1;
3025     *pi_title_end = *pi_title_start;
3026     psz = psz_next;
3027
3028     /* Look for the start chapter */
3029     if( *psz ) psz++;
3030     *pi_chapter_start = strtol( psz, &psz_next, 0 );
3031     if( !*pi_chapter_start && psz == psz_next ) *pi_chapter_start = -1;
3032     *pi_chapter_end = *pi_chapter_start;
3033
3034     if( psz_end )
3035     {
3036         /* Look for the end title */
3037         *pi_title_end = strtol( psz_end, &psz_next, 0 );
3038         if( !*pi_title_end && psz_end == psz_next ) *pi_title_end = -1;
3039         psz_end = psz_next;
3040
3041         /* Look for the end chapter */
3042         if( *psz_end ) psz_end++;
3043         *pi_chapter_end = strtol( psz_end, &psz_next, 0 );
3044         if( !*pi_chapter_end && psz_end == psz_next ) *pi_chapter_end = -1;
3045     }
3046
3047     msg_Dbg( p_input, "source=`%s' title=%d/%d seekpoint=%d/%d",
3048              psz_source, *pi_title_start, *pi_chapter_start,
3049              *pi_title_end, *pi_chapter_end );
3050 }
3051
3052 /*****************************************************************************
3053  * input_AddSubtitles: add a subtitles file and enable it
3054  *****************************************************************************/
3055 static void SubtitleAdd( input_thread_t *p_input, char *psz_subtitle, bool b_forced )
3056 {
3057     input_source_t *sub;
3058     vlc_value_t count;
3059     vlc_value_t list;
3060     char *psz_path, *psz_extension;
3061
3062     /* if we are provided a subtitle.sub file,
3063      * see if we don't have a subtitle.idx and use it instead */
3064     psz_path = strdup( psz_subtitle );
3065     if( psz_path )
3066     {
3067         psz_extension = strrchr( psz_path, '.');
3068         if( psz_extension && strcmp( psz_extension, ".sub" ) == 0 )
3069         {
3070             struct stat st;
3071
3072             strcpy( psz_extension, ".idx" );
3073
3074             if( !utf8_stat( psz_path, &st ) && S_ISREG( st.st_mode ) )
3075             {
3076                 msg_Dbg( p_input, "using %s subtitles file instead of %s",
3077                          psz_path, psz_subtitle );
3078                 strcpy( psz_subtitle, psz_path );
3079             }
3080         }
3081         free( psz_path );
3082     }
3083
3084     var_Change( p_input, "spu-es", VLC_VAR_CHOICESCOUNT, &count, NULL );
3085
3086     sub = InputSourceNew( p_input );
3087     if( InputSourceInit( p_input, sub, psz_subtitle, "subtitle" ) )
3088     {
3089         free( sub );
3090         return;
3091     }
3092     TAB_APPEND( p_input->p->i_slave, p_input->p->slave, sub );
3093
3094     /* Select the ES */
3095     if( b_forced && !var_Change( p_input, "spu-es", VLC_VAR_GETLIST, &list, NULL ) )
3096     {
3097         if( count.i_int == 0 )
3098             count.i_int++;
3099         /* if it was first one, there is disable too */
3100
3101         if( count.i_int < list.p_list->i_count )
3102         {
3103             const int i_id = list.p_list->p_values[count.i_int].i_int;
3104
3105             es_out_Control( p_input->p->p_es_out_display, ES_OUT_SET_ES_DEFAULT_BY_ID, i_id );
3106             es_out_Control( p_input->p->p_es_out_display, ES_OUT_SET_ES_BY_ID, i_id );
3107         }
3108         var_Change( p_input, "spu-es", VLC_VAR_FREELIST, &list, NULL );
3109     }
3110 }
3111
3112 bool input_AddSubtitles( input_thread_t *p_input, char *psz_subtitle,
3113                                bool b_check_extension )
3114 {
3115     vlc_value_t val;
3116
3117     if( b_check_extension && !subtitles_Filter( psz_subtitle ) )
3118         return false;
3119
3120     assert( psz_subtitle != NULL );
3121
3122     val.psz_string = strdup( psz_subtitle );
3123     if( val.psz_string )
3124         input_ControlPush( p_input, INPUT_CONTROL_ADD_SUBTITLE, &val );
3125     return true;
3126 }
3127
3128 /*****************************************************************************
3129  * Statistics
3130  *****************************************************************************/
3131 void input_UpdateStatistic( input_thread_t *p_input,
3132                             input_statistic_t i_type, int i_delta )
3133 {
3134     assert( p_input->i_state != INIT_S );
3135
3136     vlc_mutex_lock( &p_input->p->counters.counters_lock);
3137     switch( i_type )
3138     {
3139 #define I(c) stats_UpdateInteger( p_input, p_input->p->counters.c, i_delta, NULL )
3140     case INPUT_STATISTIC_DECODED_VIDEO:
3141         I(p_decoded_video);
3142         break;
3143     case INPUT_STATISTIC_DECODED_AUDIO:
3144         I(p_decoded_audio);
3145         break;
3146     case INPUT_STATISTIC_DECODED_SUBTITLE:
3147         I(p_decoded_sub);
3148         break;
3149     case INPUT_STATISTIC_SENT_PACKET:
3150         I(p_sout_sent_packets);
3151         break;
3152 #undef I
3153     case INPUT_STATISTIC_SENT_BYTE:
3154     {
3155         int i_bytes; /* That's pretty stupid to define it as an integer, it will overflow
3156                         really fast ... */
3157         if( !stats_UpdateInteger( p_input, p_input->p->counters.p_sout_sent_bytes, i_delta, &i_bytes ) )
3158             stats_UpdateFloat( p_input, p_input->p->counters.p_sout_send_bitrate, i_bytes, NULL );
3159         break;
3160     }
3161     default:
3162         msg_Err( p_input, "Invalid statistic type %d (internal error)", i_type );
3163         break;
3164     }
3165     vlc_mutex_unlock( &p_input->p->counters.counters_lock);
3166 }
3167 /*****************************************************************************
3168  * input_get_event_manager
3169  *****************************************************************************/
3170 vlc_event_manager_t *input_get_event_manager( input_thread_t *p_input )
3171 {
3172     return &p_input->p->event_manager;
3173 }
3174
3175 /**/
3176 /* TODO FIXME nearly the same logic that snapshot code */
3177 char *input_CreateFilename( vlc_object_t *p_obj, const char *psz_path, const char *psz_prefix, const char *psz_extension )
3178 {
3179     char *psz_file;
3180     DIR *path;
3181
3182     path = utf8_opendir( psz_path );
3183     if( path )
3184     {
3185         closedir( path );
3186
3187         char *psz_tmp = str_format( p_obj, psz_prefix );
3188         if( !psz_tmp )
3189             return NULL;
3190
3191         filename_sanitize( psz_tmp );
3192         if( asprintf( &psz_file, "%s"DIR_SEP"%s%s%s",
3193                       psz_path, psz_tmp,
3194                       psz_extension ? "." : "",
3195                       psz_extension ? psz_extension : "" ) < 0 )
3196             psz_file = NULL;
3197         free( psz_tmp );
3198         return psz_file;
3199     }
3200     else
3201     {
3202         psz_file = str_format( p_obj, psz_path );
3203         path_sanitize( psz_file );
3204         return psz_file;
3205     }
3206 }
3207