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     /* Stop es out activity */
1301     es_out_Control( p_input->p->p_es_out, ES_OUT_SET_ACTIVE, false );
1302     es_out_Control( p_input->p->p_es_out, ES_OUT_SET_MODE, ES_OUT_MODE_NONE );
1303
1304     /* Clean up master */
1305     InputSourceClean( &p_input->p->input );
1306
1307     /* Delete slave */
1308     for( i = 0; i < p_input->p->i_slave; i++ )
1309     {
1310         InputSourceClean( p_input->p->slave[i] );
1311         free( p_input->p->slave[i] );
1312     }
1313     free( p_input->p->slave );
1314
1315     /* Unload all modules */
1316     if( p_input->p->p_es_out )
1317         es_out_Delete( p_input->p->p_es_out );
1318     if( p_input->p->p_es_out_display )
1319         es_out_Delete( p_input->p->p_es_out_display );
1320
1321     if( !p_input->b_preparsing )
1322     {
1323 #define CL_CO( c ) stats_CounterClean( p_input->p->counters.p_##c ); p_input->p->counters.p_##c = NULL;
1324         if( libvlc_stats( p_input ) )
1325         {
1326             libvlc_priv_t *p_private = libvlc_priv( p_input->p_libvlc );
1327
1328             /* make sure we are up to date */
1329             stats_ComputeInputStats( p_input, p_input->p->input.p_item->p_stats );
1330             if( p_private->p_stats_computer == p_input )
1331             {
1332                 stats_ComputeGlobalStats( p_input->p_libvlc,
1333                                           p_input->p_libvlc->p_stats );
1334                 p_private->p_stats_computer = NULL;
1335             }
1336             CL_CO( read_bytes );
1337             CL_CO( read_packets );
1338             CL_CO( demux_read );
1339             CL_CO( input_bitrate );
1340             CL_CO( demux_bitrate );
1341             CL_CO( played_abuffers );
1342             CL_CO( lost_abuffers );
1343             CL_CO( displayed_pictures );
1344             CL_CO( lost_pictures );
1345             CL_CO( decoded_audio) ;
1346             CL_CO( decoded_video );
1347             CL_CO( decoded_sub) ;
1348         }
1349
1350         /* Close optional stream output instance */
1351         if( p_input->p->p_sout )
1352         {
1353             CL_CO( sout_sent_packets );
1354             CL_CO( sout_sent_bytes );
1355             CL_CO( sout_send_bitrate );
1356
1357             vlc_object_detach( p_input->p->p_sout );
1358         }
1359 #undef CL_CO
1360     }
1361
1362     if( p_input->p->i_attachment > 0 )
1363     {
1364         for( i = 0; i < p_input->p->i_attachment; i++ )
1365             vlc_input_attachment_Delete( p_input->p->attachment[i] );
1366         TAB_CLEAN( p_input->p->i_attachment, p_input->p->attachment );
1367     }
1368
1369     /* Tell we're dead */
1370     p_input->b_dead = true;
1371 }
1372
1373 /*****************************************************************************
1374  * Control
1375  *****************************************************************************/
1376 void input_ControlPush( input_thread_t *p_input,
1377                         int i_type, vlc_value_t *p_val )
1378 {
1379     vlc_mutex_lock( &p_input->p->lock_control );
1380     if( i_type == INPUT_CONTROL_SET_DIE )
1381     {
1382         /* Special case, empty the control */
1383         p_input->p->i_control = 1;
1384         p_input->p->control[0].i_type = i_type;
1385         memset( &p_input->p->control[0].val, 0, sizeof( vlc_value_t ) );
1386     }
1387     else if( p_input->p->i_control >= INPUT_CONTROL_FIFO_SIZE )
1388     {
1389         msg_Err( p_input, "input control fifo overflow, trashing type=%d",
1390                  i_type );
1391     }
1392     else
1393     {
1394         p_input->p->control[p_input->p->i_control].i_type = i_type;
1395         if( p_val )
1396             p_input->p->control[p_input->p->i_control].val = *p_val;
1397         else
1398             memset( &p_input->p->control[p_input->p->i_control].val, 0,
1399                     sizeof( vlc_value_t ) );
1400
1401         p_input->p->i_control++;
1402     }
1403     vlc_cond_signal( &p_input->p->wait_control );
1404     vlc_mutex_unlock( &p_input->p->lock_control );
1405 }
1406
1407 static inline int ControlPopNoLock( input_thread_t *p_input,
1408                                     int *pi_type, vlc_value_t *p_val,
1409                                     mtime_t i_deadline )
1410 {
1411
1412     while( p_input->p->i_control <= 0 )
1413     {
1414         if( !vlc_object_alive( p_input ) )
1415             return VLC_EGENERIC;
1416
1417         if( i_deadline < 0 )
1418             return VLC_EGENERIC;
1419
1420         if( vlc_cond_timedwait( &p_input->p->wait_control, &p_input->p->lock_control, i_deadline ) )
1421             return VLC_EGENERIC;
1422     }
1423
1424     *pi_type = p_input->p->control[0].i_type;
1425     *p_val   = p_input->p->control[0].val;
1426
1427     p_input->p->i_control--;
1428     if( p_input->p->i_control > 0 )
1429     {
1430         int i;
1431
1432         for( i = 0; i < p_input->p->i_control; i++ )
1433         {
1434             p_input->p->control[i].i_type = p_input->p->control[i+1].i_type;
1435             p_input->p->control[i].val    = p_input->p->control[i+1].val;
1436         }
1437     }
1438
1439     return VLC_SUCCESS;
1440 }
1441
1442 static void ControlReduce( input_thread_t *p_input )
1443 {
1444     int i;
1445
1446     if( !p_input )
1447         return;
1448
1449     for( i = 1; i < p_input->p->i_control; i++ )
1450     {
1451         const int i_lt = p_input->p->control[i-1].i_type;
1452         const int i_ct = p_input->p->control[i].i_type;
1453
1454         /* XXX We can't merge INPUT_CONTROL_SET_ES */
1455 /*        msg_Dbg( p_input, "[%d/%d] l=%d c=%d", i, p_input->p->i_control,
1456                  i_lt, i_ct );
1457 */
1458         if( i_lt == i_ct &&
1459             ( i_ct == INPUT_CONTROL_SET_STATE ||
1460               i_ct == INPUT_CONTROL_SET_RATE ||
1461               i_ct == INPUT_CONTROL_SET_POSITION ||
1462               i_ct == INPUT_CONTROL_SET_TIME ||
1463               i_ct == INPUT_CONTROL_SET_PROGRAM ||
1464               i_ct == INPUT_CONTROL_SET_TITLE ||
1465               i_ct == INPUT_CONTROL_SET_SEEKPOINT ||
1466               i_ct == INPUT_CONTROL_SET_BOOKMARK ) )
1467         {
1468             int j;
1469 //            msg_Dbg( p_input, "merged at %d", i );
1470             /* Remove the i-1 */
1471             for( j = i; j <  p_input->p->i_control; j++ )
1472                 p_input->p->control[j-1] = p_input->p->control[j];
1473             p_input->p->i_control--;
1474         }
1475         else
1476         {
1477             /* TODO but that's not that important
1478                 - merge SET_X with SET_X_CMD
1479                 - remove SET_SEEKPOINT/SET_POSITION/SET_TIME before a SET_TITLE
1480                 - remove SET_SEEKPOINT/SET_POSITION/SET_TIME before another among them
1481                 - ?
1482                 */
1483         }
1484     }
1485 }
1486 /* Pause input */
1487 static void ControlPause( input_thread_t *p_input, mtime_t i_control_date )
1488 {
1489     int i_ret = VLC_SUCCESS;
1490     int i_state = PAUSE_S;
1491
1492     if( p_input->p->b_can_pause )
1493     {
1494         if( p_input->p->input.p_access )
1495             i_ret = access_Control( p_input->p->input.p_access,
1496                                      ACCESS_SET_PAUSE_STATE, true );
1497         else
1498             i_ret = demux_Control( p_input->p->input.p_demux,
1499                                     DEMUX_SET_PAUSE_STATE, true );
1500
1501         if( i_ret )
1502         {
1503             msg_Warn( p_input, "cannot set pause state" );
1504             i_state = p_input->i_state;
1505         }
1506     }
1507
1508     /* */
1509     if( !i_ret )
1510     {
1511         i_ret = es_out_SetPauseState( p_input->p->p_es_out, p_input->p->b_can_pause, true, i_control_date );
1512         if( i_ret )
1513         {
1514             msg_Warn( p_input, "cannot set pause state at es_out level" );
1515             i_state = p_input->i_state;
1516         }
1517     }
1518
1519     /* Switch to new state */
1520     input_ChangeState( p_input, i_state );
1521
1522 }
1523
1524 static void ControlUnpause( input_thread_t *p_input, mtime_t i_control_date )
1525 {
1526     int i_ret = VLC_SUCCESS;
1527
1528     if( p_input->p->b_can_pause )
1529     {
1530         if( p_input->p->input.p_access )
1531             i_ret = access_Control( p_input->p->input.p_access,
1532                                      ACCESS_SET_PAUSE_STATE, false );
1533         else
1534             i_ret = demux_Control( p_input->p->input.p_demux,
1535                                     DEMUX_SET_PAUSE_STATE, false );
1536         if( i_ret )
1537         {
1538             /* FIXME What to do ? */
1539             msg_Warn( p_input, "cannot unset pause -> EOF" );
1540             vlc_mutex_unlock( &p_input->p->lock_control );
1541             input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL );
1542             vlc_mutex_lock( &p_input->p->lock_control );
1543         }
1544     }
1545
1546     /* Switch to play */
1547     input_ChangeState( p_input, PLAYING_S );
1548
1549     /* */
1550     if( !i_ret )
1551         es_out_SetPauseState( p_input->p->p_es_out, false, false, i_control_date );
1552 }
1553
1554 static bool Control( input_thread_t *p_input, int i_type,
1555                            vlc_value_t val )
1556 {
1557     const mtime_t i_control_date = mdate();
1558     /* FIXME b_force_update is abused, it should be carefully checked */
1559     bool b_force_update = false;
1560
1561     if( !p_input )
1562         return b_force_update;
1563
1564     switch( i_type )
1565     {
1566         case INPUT_CONTROL_SET_DIE:
1567             msg_Dbg( p_input, "control: stopping input" );
1568
1569             /* Mark all submodules to die */
1570             ObjectKillChildrens( p_input, VLC_OBJECT(p_input) );
1571             break;
1572
1573         case INPUT_CONTROL_SET_POSITION:
1574         case INPUT_CONTROL_SET_POSITION_OFFSET:
1575         {
1576             double f_pos;
1577
1578             if( p_input->p->b_recording )
1579             {
1580                 msg_Err( p_input, "INPUT_CONTROL_SET_POSITION(_OFFSET) ignored while recording" );
1581                 break;
1582             }
1583             f_pos = val.f_float;
1584             if( i_type != INPUT_CONTROL_SET_POSITION )
1585                 f_pos += var_GetFloat( p_input, "position" );
1586             if( f_pos < 0.0 )
1587                 f_pos = 0.0;
1588             else if( f_pos > 1.0 )
1589                 f_pos = 1.0;
1590             /* Reset the decoders states and clock sync (before calling the demuxer */
1591             es_out_SetTime( p_input->p->p_es_out, -1 );
1592             if( demux_Control( p_input->p->input.p_demux, DEMUX_SET_POSITION,
1593                                 f_pos ) )
1594             {
1595                 msg_Err( p_input, "INPUT_CONTROL_SET_POSITION(_OFFSET) "
1596                          "%2.1f%% failed", f_pos * 100 );
1597             }
1598             else
1599             {
1600                 if( p_input->p->i_slave > 0 )
1601                     SlaveSeek( p_input );
1602                 p_input->p->input.b_eof = false;
1603
1604                 b_force_update = true;
1605             }
1606             break;
1607         }
1608
1609         case INPUT_CONTROL_SET_TIME:
1610         case INPUT_CONTROL_SET_TIME_OFFSET:
1611         {
1612             int64_t i_time;
1613             int i_ret;
1614
1615             if( p_input->p->b_recording )
1616             {
1617                 msg_Err( p_input, "INPUT_CONTROL_SET_TIME(_OFFSET) ignored while recording" );
1618                 break;
1619             }
1620
1621             i_time = val.i_time;
1622             if( i_type != INPUT_CONTROL_SET_TIME )
1623                 i_time += var_GetTime( p_input, "time" );
1624
1625             if( i_time < 0 )
1626                 i_time = 0;
1627
1628             /* Reset the decoders states and clock sync (before calling the demuxer */
1629             es_out_SetTime( p_input->p->p_es_out, -1 );
1630
1631             i_ret = demux_Control( p_input->p->input.p_demux,
1632                                     DEMUX_SET_TIME, i_time );
1633             if( i_ret )
1634             {
1635                 int64_t i_length;
1636
1637                 /* Emulate it with a SET_POS */
1638                 demux_Control( p_input->p->input.p_demux,
1639                                 DEMUX_GET_LENGTH, &i_length );
1640                 if( i_length > 0 )
1641                 {
1642                     double f_pos = (double)i_time / (double)i_length;
1643                     i_ret = demux_Control( p_input->p->input.p_demux,
1644                                             DEMUX_SET_POSITION, f_pos );
1645                 }
1646             }
1647             if( i_ret )
1648             {
1649                 msg_Warn( p_input, "INPUT_CONTROL_SET_TIME(_OFFSET) %"PRId64
1650                          " failed or not possible", i_time );
1651             }
1652             else
1653             {
1654                 if( p_input->p->i_slave > 0 )
1655                     SlaveSeek( p_input );
1656                 p_input->p->input.b_eof = false;
1657
1658                 b_force_update = true;
1659             }
1660             break;
1661         }
1662
1663         case INPUT_CONTROL_SET_STATE:
1664             if( ( val.i_int == PLAYING_S && p_input->i_state == PAUSE_S ) ||
1665                 ( val.i_int == PAUSE_S && p_input->i_state == PAUSE_S ) )
1666             {
1667                 ControlUnpause( p_input, i_control_date );
1668
1669                 b_force_update = true;
1670             }
1671             else if( val.i_int == PAUSE_S && p_input->i_state == PLAYING_S /* &&
1672                      p_input->p->b_can_pause */ )
1673             {
1674                 ControlPause( p_input, i_control_date );
1675
1676                 b_force_update = true;
1677             }
1678             else if( val.i_int == PAUSE_S && !p_input->p->b_can_pause && 0 )
1679             {
1680                 b_force_update = true;
1681
1682                 /* Correct "state" value */
1683                 input_ChangeState( p_input, p_input->i_state );
1684             }
1685             else if( val.i_int != PLAYING_S && val.i_int != PAUSE_S )
1686             {
1687                 msg_Err( p_input, "invalid state in INPUT_CONTROL_SET_STATE" );
1688             }
1689             break;
1690
1691         case INPUT_CONTROL_SET_RATE:
1692         case INPUT_CONTROL_SET_RATE_SLOWER:
1693         case INPUT_CONTROL_SET_RATE_FASTER:
1694         {
1695             int i_rate;
1696             int i_rate_sign;
1697
1698             /* Get rate and direction */
1699             if( i_type == INPUT_CONTROL_SET_RATE )
1700             {
1701                 i_rate = abs( val.i_int );
1702                 i_rate_sign = val.i_int < 0 ? -1 : 1;
1703             }
1704             else
1705             {
1706                 static const int ppi_factor[][2] = {
1707                     {1,64}, {1,32}, {1,16}, {1,8}, {1,4}, {1,3}, {1,2}, {2,3},
1708                     {1,1},
1709                     {3,2}, {2,1}, {3,1}, {4,1}, {8,1}, {16,1}, {32,1}, {64,1},
1710                     {0,0}
1711                 };
1712                 int i_error;
1713                 int i_idx;
1714                 int i;
1715
1716                 i_rate_sign = p_input->p->i_rate < 0 ? -1 : 1;
1717
1718                 i_error = INT_MAX;
1719                 i_idx = -1;
1720                 for( i = 0; ppi_factor[i][0] != 0; i++ )
1721                 {
1722                     const int i_test_r = INPUT_RATE_DEFAULT * ppi_factor[i][0] / ppi_factor[i][1];
1723                     const int i_test_e = abs( abs( p_input->p->i_rate ) - i_test_r );
1724                     if( i_test_e < i_error )
1725                     {
1726                         i_idx = i;
1727                         i_error = i_test_e;
1728                     }
1729                 }
1730
1731                 assert( i_idx >= 0 && ppi_factor[i_idx][0] != 0 );
1732
1733                 if( i_type == INPUT_CONTROL_SET_RATE_SLOWER )
1734                 {
1735                     if( ppi_factor[i_idx+1][0] > 0 )
1736                         i_rate = INPUT_RATE_DEFAULT * ppi_factor[i_idx+1][0] / ppi_factor[i_idx+1][1];
1737                     else
1738                         i_rate = INPUT_RATE_MAX+1;
1739                 }
1740                 else
1741                 {
1742                     assert( i_type == INPUT_CONTROL_SET_RATE_FASTER );
1743                     if( i_idx > 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_MIN-1;
1747                 }
1748             }
1749
1750             /* Check rate bound */
1751             if( i_rate < INPUT_RATE_MIN )
1752             {
1753                 msg_Dbg( p_input, "cannot set rate faster" );
1754                 i_rate = INPUT_RATE_MIN;
1755             }
1756             else if( i_rate > INPUT_RATE_MAX )
1757             {
1758                 msg_Dbg( p_input, "cannot set rate slower" );
1759                 i_rate = INPUT_RATE_MAX;
1760             }
1761
1762             /* Apply direction */
1763             if( i_rate_sign < 0 )
1764             {
1765                 if( p_input->p->input.b_rescale_ts )
1766                 {
1767                     msg_Dbg( p_input, "cannot set negative rate" );
1768                     i_rate = p_input->p->i_rate;
1769                     assert( i_rate > 0 );
1770                 }
1771                 else
1772                 {
1773                     i_rate *= i_rate_sign;
1774                 }
1775             }
1776
1777             if( i_rate != INPUT_RATE_DEFAULT &&
1778                 ( ( !p_input->p->b_can_rate_control && !p_input->p->input.b_rescale_ts ) ||
1779                   ( p_input->p->p_sout && !p_input->p->b_out_pace_control ) ) )
1780             {
1781                 msg_Dbg( p_input, "cannot change rate" );
1782                 i_rate = INPUT_RATE_DEFAULT;
1783             }
1784             if( i_rate != p_input->p->i_rate &&
1785                 !p_input->b_can_pace_control && p_input->p->b_can_rate_control )
1786             {
1787                 int i_ret;
1788                 if( p_input->p->input.p_access )
1789                 {
1790                     i_ret = VLC_EGENERIC;
1791                 }
1792                 else
1793                 {
1794                     if( !p_input->p->input.b_rescale_ts )
1795                         es_out_Control( p_input->p->p_es_out, ES_OUT_RESET_PCR );
1796
1797                     i_ret = demux_Control( p_input->p->input.p_demux,
1798                                             DEMUX_SET_RATE, &i_rate );
1799                 }
1800                 if( i_ret )
1801                 {
1802                     msg_Warn( p_input, "ACCESS/DEMUX_SET_RATE failed" );
1803                     i_rate = p_input->p->i_rate;
1804                 }
1805             }
1806
1807             /* */
1808             if( i_rate != p_input->p->i_rate )
1809             {
1810                 p_input->p->i_rate = i_rate;
1811                 input_SendEventRate( p_input, i_rate );
1812
1813                 if( p_input->p->input.b_rescale_ts )
1814                 {
1815                     const int i_rate_source = (p_input->b_can_pace_control || p_input->p->b_can_rate_control ) ? i_rate : INPUT_RATE_DEFAULT;
1816                     es_out_SetRate( p_input->p->p_es_out, i_rate_source, i_rate );
1817                 }
1818
1819                 b_force_update = true;
1820             }
1821             break;
1822         }
1823
1824         case INPUT_CONTROL_SET_PROGRAM:
1825             /* No need to force update, es_out does it if needed */
1826             es_out_Control( p_input->p->p_es_out,
1827                             ES_OUT_SET_GROUP, val.i_int );
1828
1829             demux_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP, val.i_int,
1830                             NULL );
1831             break;
1832
1833         case INPUT_CONTROL_SET_ES:
1834             /* No need to force update, es_out does it if needed */
1835             es_out_Control( p_input->p->p_es_out_display, ES_OUT_SET_ES_BY_ID, val.i_int );
1836             break;
1837
1838         case INPUT_CONTROL_RESTART_ES:
1839             es_out_Control( p_input->p->p_es_out_display, ES_OUT_RESTART_ES_BY_ID, val.i_int );
1840             break;
1841
1842         case INPUT_CONTROL_SET_AUDIO_DELAY:
1843             if( !es_out_SetDelay( p_input->p->p_es_out_display, AUDIO_ES, val.i_time ) )
1844                 input_SendEventAudioDelay( p_input, val.i_time );
1845             break;
1846
1847         case INPUT_CONTROL_SET_SPU_DELAY:
1848             if( !es_out_SetDelay( p_input->p->p_es_out_display, SPU_ES, val.i_time ) )
1849                 input_SendEventSubtitleDelay( p_input, val.i_time );
1850             break;
1851
1852         case INPUT_CONTROL_SET_TITLE:
1853         case INPUT_CONTROL_SET_TITLE_NEXT:
1854         case INPUT_CONTROL_SET_TITLE_PREV:
1855             if( p_input->p->b_recording )
1856             {
1857                 msg_Err( p_input, "INPUT_CONTROL_SET_TITLE(*) ignored while recording" );
1858                 break;
1859             }
1860             if( p_input->p->input.b_title_demux &&
1861                 p_input->p->input.i_title > 0 )
1862             {
1863                 /* TODO */
1864                 /* FIXME handle demux title */
1865                 demux_t *p_demux = p_input->p->input.p_demux;
1866                 int i_title;
1867
1868                 if( i_type == INPUT_CONTROL_SET_TITLE_PREV )
1869                     i_title = p_demux->info.i_title - 1;
1870                 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
1871                     i_title = p_demux->info.i_title + 1;
1872                 else
1873                     i_title = val.i_int;
1874
1875                 if( i_title >= 0 && i_title < p_input->p->input.i_title )
1876                 {
1877                     es_out_SetTime( p_input->p->p_es_out, -1 );
1878
1879                     demux_Control( p_demux, DEMUX_SET_TITLE, i_title );
1880                     input_ControlVarTitle( p_input, i_title );
1881                 }
1882             }
1883             else if( p_input->p->input.i_title > 0 )
1884             {
1885                 access_t *p_access = p_input->p->input.p_access;
1886                 int i_title;
1887
1888                 if( i_type == INPUT_CONTROL_SET_TITLE_PREV )
1889                     i_title = p_access->info.i_title - 1;
1890                 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
1891                     i_title = p_access->info.i_title + 1;
1892                 else
1893                     i_title = val.i_int;
1894
1895                 if( i_title >= 0 && i_title < p_input->p->input.i_title )
1896                 {
1897                     es_out_SetTime( p_input->p->p_es_out, -1 );
1898
1899                     access_Control( p_access, ACCESS_SET_TITLE, i_title );
1900                     stream_AccessReset( p_input->p->input.p_stream );
1901                 }
1902             }
1903             break;
1904         case INPUT_CONTROL_SET_SEEKPOINT:
1905         case INPUT_CONTROL_SET_SEEKPOINT_NEXT:
1906         case INPUT_CONTROL_SET_SEEKPOINT_PREV:
1907             if( p_input->p->b_recording )
1908             {
1909                 msg_Err( p_input, "INPUT_CONTROL_SET_SEEKPOINT(*) ignored while recording" );
1910                 break;
1911             }
1912
1913             if( p_input->p->input.b_title_demux &&
1914                 p_input->p->input.i_title > 0 )
1915             {
1916                 demux_t *p_demux = p_input->p->input.p_demux;
1917                 int i_seekpoint;
1918                 int64_t i_input_time;
1919                 int64_t i_seekpoint_time;
1920
1921                 if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV )
1922                 {
1923                     i_seekpoint = p_demux->info.i_seekpoint;
1924                     i_seekpoint_time = p_input->p->input.title[p_demux->info.i_title]->seekpoint[i_seekpoint]->i_time_offset;
1925                     i_input_time = var_GetTime( p_input, "time" );
1926                     if( i_seekpoint_time >= 0 && i_input_time >= 0 )
1927                     {
1928                         if( i_input_time < i_seekpoint_time + 3000000 )
1929                             i_seekpoint--;
1930                     }
1931                     else
1932                         i_seekpoint--;
1933                 }
1934                 else if( i_type == INPUT_CONTROL_SET_SEEKPOINT_NEXT )
1935                     i_seekpoint = p_demux->info.i_seekpoint + 1;
1936                 else
1937                     i_seekpoint = val.i_int;
1938
1939                 if( i_seekpoint >= 0 && i_seekpoint <
1940                     p_input->p->input.title[p_demux->info.i_title]->i_seekpoint )
1941                 {
1942
1943                     es_out_SetTime( p_input->p->p_es_out, -1 );
1944
1945                     demux_Control( p_demux, DEMUX_SET_SEEKPOINT, i_seekpoint );
1946                 }
1947             }
1948             else if( p_input->p->input.i_title > 0 )
1949             {
1950                 demux_t *p_demux = p_input->p->input.p_demux;
1951                 access_t *p_access = p_input->p->input.p_access;
1952                 int i_seekpoint;
1953                 int64_t i_input_time;
1954                 int64_t i_seekpoint_time;
1955
1956                 if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV )
1957                 {
1958                     i_seekpoint = p_access->info.i_seekpoint;
1959                     i_seekpoint_time = p_input->p->input.title[p_access->info.i_title]->seekpoint[i_seekpoint]->i_time_offset;
1960                     i_input_time = var_GetTime( p_input, "time" );
1961                     if( i_seekpoint_time >= 0 && i_input_time >= 0 )
1962                     {
1963                         if( i_input_time < i_seekpoint_time + 3000000 )
1964                             i_seekpoint--;
1965                     }
1966                     else
1967                         i_seekpoint--;
1968                 }
1969                 else if( i_type == INPUT_CONTROL_SET_SEEKPOINT_NEXT )
1970                     i_seekpoint = p_access->info.i_seekpoint + 1;
1971                 else
1972                     i_seekpoint = val.i_int;
1973
1974                 if( i_seekpoint >= 0 && i_seekpoint <
1975                     p_input->p->input.title[p_access->info.i_title]->i_seekpoint )
1976                 {
1977                     es_out_SetTime( p_input->p->p_es_out, -1 );
1978
1979                     access_Control( p_access, ACCESS_SET_SEEKPOINT,
1980                                     i_seekpoint );
1981                     stream_AccessReset( p_input->p->input.p_stream );
1982                 }
1983             }
1984             break;
1985
1986         case INPUT_CONTROL_ADD_SUBTITLE:
1987             if( val.psz_string )
1988             {
1989                 SubtitleAdd( p_input, val.psz_string, true );
1990                 free( val.psz_string );
1991             }
1992             break;
1993
1994         case INPUT_CONTROL_ADD_SLAVE:
1995             if( val.psz_string )
1996             {
1997                 input_source_t *slave = InputSourceNew( p_input );
1998
1999                 if( !InputSourceInit( p_input, slave, val.psz_string, NULL ) )
2000                 {
2001                     vlc_meta_t *p_meta;
2002                     int64_t i_time;
2003
2004                     /* Add the slave */
2005                     msg_Dbg( p_input, "adding %s as slave on the fly",
2006                              val.psz_string );
2007
2008                     /* Set position */
2009                     if( demux_Control( p_input->p->input.p_demux,
2010                                         DEMUX_GET_TIME, &i_time ) )
2011                     {
2012                         msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2013                         InputSourceClean( slave );
2014                         free( slave );
2015                         break;
2016                     }
2017                     if( demux_Control( slave->p_demux,
2018                                        DEMUX_SET_TIME, i_time ) )
2019                     {
2020                         msg_Err( p_input, "seek failed for new slave" );
2021                         InputSourceClean( slave );
2022                         free( slave );
2023                         break;
2024                     }
2025
2026                     /* Get meta (access and demux) */
2027                     p_meta = vlc_meta_New();
2028                     access_Control( slave->p_access, ACCESS_GET_META,
2029                                      p_meta );
2030                     demux_Control( slave->p_demux, DEMUX_GET_META, p_meta );
2031                     InputUpdateMeta( p_input, p_meta );
2032
2033                     TAB_APPEND( p_input->p->i_slave, p_input->p->slave, slave );
2034                 }
2035                 else
2036                 {
2037                     free( slave );
2038                     msg_Warn( p_input, "failed to add %s as slave",
2039                               val.psz_string );
2040                 }
2041
2042                 free( val.psz_string );
2043             }
2044             break;
2045
2046         case INPUT_CONTROL_SET_RECORD_STATE:
2047             if( !!p_input->p->b_recording != !!val.b_bool )
2048             {
2049                 if( p_input->p->input.b_can_stream_record )
2050                 {
2051                     if( demux_Control( p_input->p->input.p_demux,
2052                                        DEMUX_SET_RECORD_STATE, val.b_bool ) )
2053                         val.b_bool = false;
2054                 }
2055                 else
2056                 {
2057                     if( es_out_SetRecordState( p_input->p->p_es_out_display, val.b_bool ) )
2058                         val.b_bool = false;
2059                 }
2060                 p_input->p->b_recording = val.b_bool;
2061
2062                 input_SendEventRecord( p_input, val.b_bool );
2063
2064                 b_force_update = true;
2065             }
2066             break;
2067
2068         case INPUT_CONTROL_SET_FRAME_NEXT:
2069             if( p_input->i_state == PAUSE_S )
2070             {
2071                 es_out_SetFrameNext( p_input->p->p_es_out );
2072             }
2073             else if( p_input->i_state == PLAYING_S )
2074             {
2075                 ControlPause( p_input, i_control_date );
2076             }
2077             else
2078             {
2079                 msg_Err( p_input, "invalid state for frame next" );
2080             }
2081             b_force_update = true;
2082             break;
2083
2084         case INPUT_CONTROL_SET_BOOKMARK:
2085         default:
2086             msg_Err( p_input, "not yet implemented" );
2087             break;
2088     }
2089
2090     return b_force_update;
2091 }
2092
2093 /*****************************************************************************
2094  * UpdateFromDemux:
2095  *****************************************************************************/
2096 static int UpdateTitleSeekpoint( input_thread_t *p_input,
2097                                  int i_title, int i_seekpoint )
2098 {
2099     int i_title_end = p_input->p->input.i_title_end -
2100                         p_input->p->input.i_title_offset;
2101     int i_seekpoint_end = p_input->p->input.i_seekpoint_end -
2102                             p_input->p->input.i_seekpoint_offset;
2103
2104     if( i_title_end >= 0 && i_seekpoint_end >= 0 )
2105     {
2106         if( i_title > i_title_end ||
2107             ( i_title == i_title_end && i_seekpoint > i_seekpoint_end ) )
2108             return 0;
2109     }
2110     else if( i_seekpoint_end >= 0 )
2111     {
2112         if( i_seekpoint > i_seekpoint_end )
2113             return 0;
2114     }
2115     else if( i_title_end >= 0 )
2116     {
2117         if( i_title > i_title_end )
2118             return 0;
2119     }
2120     return 1;
2121 }
2122 static int UpdateFromDemux( input_thread_t *p_input )
2123 {
2124     demux_t *p_demux = p_input->p->input.p_demux;
2125
2126     /* TODO event-like */
2127     if( p_demux->info.i_update & INPUT_UPDATE_TITLE )
2128     {
2129         input_SendEventTitle( p_input, p_demux->info.i_title );
2130
2131         p_demux->info.i_update &= ~INPUT_UPDATE_TITLE;
2132     }
2133     if( p_demux->info.i_update & INPUT_UPDATE_SEEKPOINT )
2134     {
2135         input_SendEventSeekpoint( p_input,
2136                                   p_demux->info.i_title, p_demux->info.i_seekpoint );
2137
2138         p_demux->info.i_update &= ~INPUT_UPDATE_SEEKPOINT;
2139     }
2140     p_demux->info.i_update &= ~INPUT_UPDATE_SIZE;
2141
2142     /* Hmmm only works with master input */
2143     if( p_input->p->input.p_demux == p_demux )
2144         return UpdateTitleSeekpoint( p_input,
2145                                      p_demux->info.i_title,
2146                                      p_demux->info.i_seekpoint );
2147     return 1;
2148 }
2149
2150 /*****************************************************************************
2151  * UpdateFromAccess:
2152  *****************************************************************************/
2153 static int UpdateFromAccess( input_thread_t *p_input )
2154 {
2155     access_t *p_access = p_input->p->input.p_access;
2156
2157     if( p_access->info.i_update & INPUT_UPDATE_TITLE )
2158     {
2159         input_SendEventTitle( p_input, p_access->info.i_title );
2160
2161         stream_AccessUpdate( p_input->p->input.p_stream );
2162
2163         p_access->info.i_update &= ~INPUT_UPDATE_TITLE;
2164     }
2165     if( p_access->info.i_update & INPUT_UPDATE_SEEKPOINT )
2166     {
2167         input_SendEventSeekpoint( p_input,
2168                                   p_access->info.i_title, p_access->info.i_seekpoint );
2169
2170         p_access->info.i_update &= ~INPUT_UPDATE_SEEKPOINT;
2171     }
2172     if( p_access->info.i_update & INPUT_UPDATE_META )
2173     {
2174         /* TODO maybe multi - access ? */
2175         vlc_meta_t *p_meta = vlc_meta_New();
2176         access_Control( p_input->p->input.p_access,ACCESS_GET_META, p_meta );
2177         InputUpdateMeta( p_input, p_meta );
2178         p_access->info.i_update &= ~INPUT_UPDATE_META;
2179     }
2180     if( p_access->info.i_update & INPUT_UPDATE_SIGNAL )
2181     {
2182         double f_quality;
2183         double f_strength;
2184
2185         if( access_Control( p_access, ACCESS_GET_SIGNAL, &f_quality, &f_strength ) )
2186             f_quality = f_strength = -1;
2187
2188         input_SendEventSignal( p_input, f_quality, f_strength );
2189
2190         p_access->info.i_update &= ~INPUT_UPDATE_SIGNAL;
2191     }
2192
2193     p_access->info.i_update &= ~INPUT_UPDATE_SIZE;
2194
2195     /* Hmmm only works with master input */
2196     if( p_input->p->input.p_access == p_access )
2197         return UpdateTitleSeekpoint( p_input,
2198                                      p_access->info.i_title,
2199                                      p_access->info.i_seekpoint );
2200     return 1;
2201 }
2202
2203 /*****************************************************************************
2204  * InputSourceNew:
2205  *****************************************************************************/
2206 static input_source_t *InputSourceNew( input_thread_t *p_input )
2207 {
2208     VLC_UNUSED(p_input);
2209     input_source_t *in = malloc( sizeof( input_source_t ) );
2210     if( in )
2211         memset( in, 0, sizeof( input_source_t ) );
2212     return in;
2213 }
2214
2215 /*****************************************************************************
2216  * InputSourceInit:
2217  *****************************************************************************/
2218 static int InputSourceInit( input_thread_t *p_input,
2219                             input_source_t *in, const char *psz_mrl,
2220                             const char *psz_forced_demux )
2221 {
2222     const bool b_master = in == &p_input->p->input;
2223
2224     char psz_dup[strlen(psz_mrl) + 1];
2225     const char *psz_access;
2226     const char *psz_demux;
2227     char *psz_path;
2228     char *psz_tmp;
2229     char *psz;
2230     vlc_value_t val;
2231     double f_fps;
2232
2233     strcpy( psz_dup, psz_mrl );
2234
2235     if( !in ) return VLC_EGENERIC;
2236     if( !p_input ) return VLC_EGENERIC;
2237
2238     /* Split uri */
2239     input_SplitMRL( &psz_access, &psz_demux, &psz_path, psz_dup );
2240
2241     msg_Dbg( p_input, "`%s' gives access `%s' demux `%s' path `%s'",
2242              psz_mrl, psz_access, psz_demux, psz_path );
2243     if( !p_input->b_preparsing )
2244     {
2245         /* Hack to allow udp://@:port syntax */
2246         if( !psz_access ||
2247             (strncmp( psz_access, "udp", 3 ) &&
2248              strncmp( psz_access, "rtp", 3 )) )
2249         {
2250             /* Find optional titles and seekpoints */
2251             MRLSections( p_input, psz_path, &in->i_title_start, &in->i_title_end,
2252                      &in->i_seekpoint_start, &in->i_seekpoint_end );
2253         }
2254
2255         if( psz_forced_demux && *psz_forced_demux )
2256         {
2257             psz_demux = psz_forced_demux;
2258         }
2259         else if( *psz_demux == '\0' )
2260         {
2261             /* special hack for forcing a demuxer with --demux=module
2262              * (and do nothing with a list) */
2263             char *psz_var_demux = var_GetNonEmptyString( p_input, "demux" );
2264
2265             if( psz_var_demux != NULL &&
2266                 !strchr(psz_var_demux, ',' ) &&
2267                 !strchr(psz_var_demux, ':' ) )
2268             {
2269                 psz_demux = psz_var_demux;
2270
2271                 msg_Dbg( p_input, "enforced demux ` %s'", psz_demux );
2272             }
2273         }
2274
2275         /* Try access_demux first */
2276         in->p_demux = demux_New( p_input, psz_access, psz_demux, psz_path,
2277                                   NULL, p_input->p->p_es_out, false );
2278     }
2279     else
2280     {
2281         /* Preparsing is only for file:// */
2282         if( *psz_demux )
2283             goto error;
2284         if( !*psz_access ) /* path without scheme:// */
2285             psz_access = "file";
2286         if( strcmp( psz_access, "file" ) )
2287             goto error;
2288         msg_Dbg( p_input, "trying to pre-parse %s",  psz_path );
2289     }
2290
2291     if( in->p_demux )
2292     {
2293         int64_t i_pts_delay;
2294
2295         /* Get infos from access_demux */
2296         demux_Control( in->p_demux,
2297                         DEMUX_GET_PTS_DELAY, &i_pts_delay );
2298         p_input->i_pts_delay = __MAX( p_input->i_pts_delay, i_pts_delay );
2299
2300         in->b_title_demux = true;
2301         if( demux_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
2302                             &in->title, &in->i_title,
2303                             &in->i_title_offset, &in->i_seekpoint_offset ) )
2304         {
2305             TAB_INIT( in->i_title, in->title );
2306         }
2307         if( demux_Control( in->p_demux, DEMUX_CAN_CONTROL_PACE,
2308                             &in->b_can_pace_control ) )
2309             in->b_can_pace_control = false;
2310
2311         if( !in->b_can_pace_control )
2312         {
2313             if( demux_Control( in->p_demux, DEMUX_CAN_CONTROL_RATE,
2314                                 &in->b_can_rate_control, &in->b_rescale_ts ) )
2315             {
2316                 in->b_can_rate_control = false;
2317                 in->b_rescale_ts = true; /* not used */
2318             }
2319         }
2320         else
2321         {
2322             in->b_can_rate_control = true;
2323             in->b_rescale_ts = true;
2324         }
2325         if( demux_Control( in->p_demux, DEMUX_CAN_PAUSE,
2326                             &in->b_can_pause ) )
2327             in->b_can_pause = false;
2328         var_SetBool( p_input, "can-pause", in->b_can_pause || !in->b_can_pace_control ); /* XXX temporary because of es_out_timeshift*/
2329         var_SetBool( p_input, "can-rate", !in->b_can_pace_control || in->b_can_rate_control ); /* XXX temporary because of es_out_timeshift*/
2330         var_SetBool( p_input, "can-rewind", !in->b_rescale_ts && !in->b_can_pace_control );
2331
2332         int ret = demux_Control( in->p_demux, DEMUX_CAN_SEEK,
2333                         &val.b_bool );
2334         if( ret != VLC_SUCCESS )
2335             val.b_bool = false;
2336         var_Set( p_input, "can-seek", val );
2337     }
2338     else
2339     {
2340         int64_t i_pts_delay;
2341
2342         if( b_master )
2343             input_ChangeState( p_input, OPENING_S );
2344
2345         /* Now try a real access */
2346         in->p_access = access_New( p_input, psz_access, psz_demux, psz_path );
2347
2348         /* Access failed, URL encoded ? */
2349         if( in->p_access == NULL && strchr( psz_path, '%' ) )
2350         {
2351             decode_URI( psz_path );
2352
2353             msg_Dbg( p_input, "retrying with access `%s' demux `%s' path `%s'",
2354                      psz_access, psz_demux, psz_path );
2355
2356             in->p_access = access_New( p_input,
2357                                         psz_access, psz_demux, psz_path );
2358         }
2359         if( in->p_access == NULL )
2360         {
2361             msg_Err( p_input, "open of `%s' failed: %s", psz_mrl,
2362                                                          msg_StackMsg() );
2363             intf_UserFatal( VLC_OBJECT( p_input), false,
2364                             _("Your input can't be opened"),
2365                             _("VLC is unable to open the MRL '%s'."
2366                             " Check the log for details."), psz_mrl );
2367             goto error;
2368         }
2369
2370         /* */
2371         psz_tmp = psz = var_GetNonEmptyString( p_input, "access-filter" );
2372         while( psz && *psz )
2373         {
2374             access_t *p_access = in->p_access;
2375             char *end = strchr( psz, ':' );
2376
2377             if( end )
2378                 *end++ = '\0';
2379
2380             in->p_access = access_FilterNew( in->p_access, psz );
2381             if( in->p_access == NULL )
2382             {
2383                 in->p_access = p_access;
2384                 msg_Warn( p_input, "failed to insert access filter %s",
2385                           psz );
2386             }
2387
2388             psz = end;
2389         }
2390         free( psz_tmp );
2391
2392         /* Get infos from access */
2393         if( !p_input->b_preparsing )
2394         {
2395             access_Control( in->p_access,
2396                              ACCESS_GET_PTS_DELAY, &i_pts_delay );
2397             p_input->i_pts_delay = __MAX( p_input->i_pts_delay, i_pts_delay );
2398
2399             in->b_title_demux = false;
2400             if( access_Control( in->p_access, ACCESS_GET_TITLE_INFO,
2401                                  &in->title, &in->i_title,
2402                                 &in->i_title_offset, &in->i_seekpoint_offset ) )
2403
2404             {
2405                 TAB_INIT( in->i_title, in->title );
2406             }
2407             access_Control( in->p_access, ACCESS_CAN_CONTROL_PACE,
2408                              &in->b_can_pace_control );
2409             in->b_can_rate_control = in->b_can_pace_control;
2410             in->b_rescale_ts = true;
2411
2412             access_Control( in->p_access, ACCESS_CAN_PAUSE,
2413                              &in->b_can_pause );
2414             var_SetBool( p_input, "can-pause", in->b_can_pause || !in->b_can_pace_control ); /* XXX temporary because of es_out_timeshift*/
2415             var_SetBool( p_input, "can-rate", !in->b_can_pace_control || in->b_can_rate_control ); /* XXX temporary because of es_out_timeshift*/
2416             var_SetBool( p_input, "can-rewind", !in->b_rescale_ts && !in->b_can_pace_control );
2417
2418             access_Control( in->p_access, ACCESS_CAN_SEEK,
2419                              &val.b_bool );
2420             var_Set( p_input, "can-seek", val );
2421         }
2422
2423         if( b_master )
2424             input_ChangeState( p_input, BUFFERING_S );
2425
2426         /* Autodetect extra files if none specified */
2427         char *psz_input_list = var_CreateGetNonEmptyString( p_input, "input-list" );
2428         if( !psz_input_list )
2429         {
2430             char *psz_extra_files = InputGetExtraFiles( p_input, psz_access, psz_path );
2431             if( psz_extra_files )
2432                 var_SetString( p_input, "input-list", psz_extra_files );
2433             free( psz_extra_files );
2434         }
2435
2436         /* Create the stream_t */
2437         in->p_stream = stream_AccessNew( in->p_access, p_input->b_preparsing );
2438
2439         /* Restor old value */
2440         if( !psz_input_list )
2441             var_SetString( p_input, "input-list", "" );
2442         free( psz_input_list );
2443
2444         if( in->p_stream == NULL )
2445         {
2446             msg_Warn( p_input, "cannot create a stream_t from access" );
2447             goto error;
2448         }
2449
2450         /* Open a demuxer */
2451         if( *psz_demux == '\0' && *in->p_access->psz_demux )
2452         {
2453             psz_demux = in->p_access->psz_demux;
2454         }
2455
2456         {
2457             /* Take access redirections into account */
2458             char *psz_real_path;
2459             char *psz_buf = NULL;
2460             if( in->p_access->psz_path )
2461             {
2462                 const char *psz_a, *psz_d;
2463                 psz_buf = strdup( in->p_access->psz_path );
2464                 input_SplitMRL( &psz_a, &psz_d, &psz_real_path, psz_buf );
2465             }
2466             else
2467             {
2468                 psz_real_path = psz_path;
2469             }
2470             in->p_demux = demux_New( p_input, psz_access, psz_demux,
2471                                       psz_real_path,
2472                                       in->p_stream, p_input->p->p_es_out,
2473                                       p_input->b_preparsing );
2474             free( psz_buf );
2475         }
2476
2477         if( in->p_demux == NULL )
2478         {
2479             msg_Err( p_input, "no suitable demux module for `%s/%s://%s'",
2480                      psz_access, psz_demux, psz_path );
2481             intf_UserFatal( VLC_OBJECT( p_input ), false,
2482                             _("VLC can't recognize the input's format"),
2483                             _("The format of '%s' cannot be detected. "
2484                             "Have a look at the log for details."), psz_mrl );
2485             goto error;
2486         }
2487
2488         /* Get title from demux */
2489         if( !p_input->b_preparsing && in->i_title <= 0 )
2490         {
2491             if( demux_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
2492                                 &in->title, &in->i_title,
2493                                 &in->i_title_offset, &in->i_seekpoint_offset ))
2494             {
2495                 TAB_INIT( in->i_title, in->title );
2496             }
2497             else
2498             {
2499                 in->b_title_demux = true;
2500             }
2501         }
2502     }
2503
2504     /* Set record capabilities */
2505     if( demux_Control( in->p_demux, DEMUX_CAN_RECORD, &in->b_can_stream_record ) )
2506         in->b_can_stream_record = false;
2507 #ifdef ENABLE_SOUT
2508     if( !var_CreateGetBool( p_input, "input-record-native" ) )
2509         in->b_can_stream_record = false;
2510     var_SetBool( p_input, "can-record", true );
2511 #else
2512     var_SetBool( p_input, "can-record", in->b_can_stream_record );
2513 #endif
2514
2515     /* get attachment
2516      * FIXME improve for b_preparsing: move it after GET_META and check psz_arturl */
2517     if( 1 || !p_input->b_preparsing )
2518     {
2519         int i_attachment;
2520         input_attachment_t **attachment;
2521         if( !demux_Control( in->p_demux, DEMUX_GET_ATTACHMENTS,
2522                              &attachment, &i_attachment ) )
2523         {
2524             vlc_mutex_lock( &p_input->p->input.p_item->lock );
2525             AppendAttachment( &p_input->p->i_attachment, &p_input->p->attachment,
2526                               i_attachment, attachment );
2527             vlc_mutex_unlock( &p_input->p->input.p_item->lock );
2528         }
2529     }
2530     if( !demux_Control( in->p_demux, DEMUX_GET_FPS, &f_fps ) )
2531     {
2532         vlc_mutex_lock( &p_input->p->input.p_item->lock );
2533         in->f_fps = f_fps;
2534         vlc_mutex_unlock( &p_input->p->input.p_item->lock );
2535     }
2536
2537     if( var_GetInteger( p_input, "clock-synchro" ) != -1 )
2538         in->b_can_pace_control = !var_GetInteger( p_input, "clock-synchro" );
2539
2540     return VLC_SUCCESS;
2541
2542 error:
2543     if( b_master )
2544         input_ChangeState( p_input, ERROR_S );
2545
2546     if( in->p_demux )
2547         demux_Delete( in->p_demux );
2548
2549     if( in->p_stream )
2550         stream_Delete( in->p_stream );
2551
2552     if( in->p_access )
2553         access_Delete( in->p_access );
2554
2555     return VLC_EGENERIC;
2556 }
2557
2558 /*****************************************************************************
2559  * InputSourceClean:
2560  *****************************************************************************/
2561 static void InputSourceClean( input_source_t *in )
2562 {
2563     int i;
2564
2565     if( in->p_demux )
2566         demux_Delete( in->p_demux );
2567
2568     if( in->p_stream )
2569         stream_Delete( in->p_stream );
2570
2571     if( in->p_access )
2572         access_Delete( in->p_access );
2573
2574     if( in->i_title > 0 )
2575     {
2576         for( i = 0; i < in->i_title; i++ )
2577             vlc_input_title_Delete( in->title[i] );
2578         TAB_CLEAN( in->i_title, in->title );
2579     }
2580 }
2581
2582 static void SlaveDemux( input_thread_t *p_input )
2583 {
2584     int64_t i_time;
2585     int i;
2586     bool b_set_time = true;
2587
2588     if( demux_Control( p_input->p->input.p_demux, DEMUX_GET_TIME, &i_time ) )
2589     {
2590         /* msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" ); */
2591         b_set_time = false;
2592     }
2593
2594     for( i = 0; i < p_input->p->i_slave; i++ )
2595     {
2596         input_source_t *in = p_input->p->slave[i];
2597         int i_ret = 1;
2598
2599         if( in->b_eof )
2600             continue;
2601
2602         if( b_set_time && demux_Control( in->p_demux, DEMUX_SET_NEXT_DEMUX_TIME, i_time ) )
2603         {
2604             for( ;; )
2605             {
2606                 int64_t i_stime;
2607                 if( demux_Control( in->p_demux, DEMUX_GET_TIME, &i_stime ) )
2608                 {
2609                     msg_Err( p_input, "slave[%d] doesn't like "
2610                              "DEMUX_GET_TIME -> EOF", i );
2611                     i_ret = 0;
2612                     break;
2613                 }
2614
2615                 if( i_stime >= i_time )
2616                     break;
2617
2618                 if( ( i_ret = in->p_demux->pf_demux( in->p_demux ) ) <= 0 )
2619                     break;
2620             }
2621         }
2622         else
2623         {
2624             i_ret = in->p_demux->pf_demux( in->p_demux );
2625         }
2626
2627         if( i_ret <= 0 )
2628         {
2629             msg_Dbg( p_input, "slave %d EOF", i );
2630             in->b_eof = true;
2631         }
2632     }
2633 }
2634
2635 static void SlaveSeek( input_thread_t *p_input )
2636 {
2637     int64_t i_time;
2638     int i;
2639
2640     if( !p_input ) return;
2641
2642     if( demux_Control( p_input->p->input.p_demux, DEMUX_GET_TIME, &i_time ) )
2643     {
2644         msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2645         return;
2646     }
2647
2648     for( i = 0; i < p_input->p->i_slave; i++ )
2649     {
2650         input_source_t *in = p_input->p->slave[i];
2651
2652         if( demux_Control( in->p_demux, DEMUX_SET_TIME, i_time ) )
2653         {
2654             if( !in->b_eof )
2655                 msg_Err( p_input, "seek failed for slave %d -> EOF", i );
2656             in->b_eof = true;
2657         }
2658         else
2659         {
2660             in->b_eof = false;
2661         }
2662     }
2663 }
2664
2665 /*****************************************************************************
2666  * InputMetaUser:
2667  *****************************************************************************/
2668 static void InputMetaUser( input_thread_t *p_input, vlc_meta_t *p_meta )
2669 {
2670     vlc_value_t val;
2671
2672     if( !p_meta ) return;
2673
2674     /* Get meta information from user */
2675 #define GET_META( field, s ) \
2676     var_Get( p_input, (s), &val );  \
2677     if( *val.psz_string ) \
2678         vlc_meta_Set( p_meta, vlc_meta_ ## field, val.psz_string ); \
2679     free( val.psz_string )
2680
2681     GET_META( Title, "meta-title" );
2682     GET_META( Artist, "meta-artist" );
2683     GET_META( Genre, "meta-genre" );
2684     GET_META( Copyright, "meta-copyright" );
2685     GET_META( Description, "meta-description" );
2686     GET_META( Date, "meta-date" );
2687     GET_META( URL, "meta-url" );
2688 #undef GET_META
2689 }
2690
2691 /*****************************************************************************
2692  * InputGetExtraFiles
2693  *  Autodetect extra input list
2694  *****************************************************************************/
2695 static char *InputGetExtraFiles( input_thread_t *p_input,
2696                                  const char *psz_access, const char *psz_path )
2697 {
2698     char *psz_list = NULL;
2699
2700     if( ( psz_access && *psz_access && strcmp( psz_access, "file" ) ) || !psz_path )
2701         return NULL;
2702
2703
2704     const char *psz_ext = strrchr( psz_path, '.' );
2705     if( !psz_ext || strcmp( psz_ext, ".001" ) )
2706         return NULL;
2707
2708     char *psz_file = strdup( psz_path );
2709     if( !psz_file )
2710         return NULL;
2711
2712     /* Try to list .xyz files */
2713     for( int i = 2; i < 999; i++ )
2714     {
2715         char *psz_ext = strrchr( psz_file, '.' );
2716         struct stat st;
2717
2718         snprintf( psz_ext, 5, ".%.3d", i );
2719
2720         if( utf8_stat( psz_file, &st )
2721          || !S_ISREG( st.st_mode ) || !st.st_size )
2722             continue;
2723
2724         msg_Dbg( p_input, "Detected extra file `%s'", psz_file );
2725
2726         if( psz_list )
2727         {
2728             char *psz_old = psz_list;
2729             /* FIXME how to handle file with ',' ?*/
2730             if( asprintf( &psz_list, "%s,%s", psz_old, psz_file ) < 0 )
2731             {
2732                 psz_list = psz_old;
2733                 break;
2734             }
2735         }
2736         else
2737         {
2738             psz_list = strdup( psz_file );
2739         }
2740     }
2741     free( psz_file );
2742
2743     return psz_list;
2744 }
2745
2746 /*****************************************************************************
2747  * InputUpdateMeta: merge p_item meta data with p_meta taking care of
2748  * arturl and locking issue.
2749  *****************************************************************************/
2750 static void InputUpdateMeta( input_thread_t *p_input, vlc_meta_t *p_meta )
2751 {
2752     input_item_t *p_item = p_input->p->input.p_item;
2753     char * psz_arturl = NULL;
2754     char *psz_title = NULL;
2755
2756     if( !p_meta )
2757         return;
2758
2759     psz_arturl = input_item_GetArtURL( p_item );
2760
2761     vlc_mutex_lock( &p_item->lock );
2762
2763     if( vlc_meta_Get( p_meta, vlc_meta_Title ) && !p_item->b_fixed_name )
2764         psz_title = strdup( vlc_meta_Get( p_meta, vlc_meta_Title ) );
2765
2766     vlc_meta_Merge( p_item->p_meta, p_meta );
2767
2768     vlc_meta_Delete( p_meta );
2769
2770     if( psz_arturl && *psz_arturl )
2771     {
2772         vlc_meta_Set( p_item->p_meta, vlc_meta_ArtworkURL, psz_arturl );
2773
2774         if( !strncmp( psz_arturl, "attachment://", strlen("attachment") ) )
2775         {
2776             /* Don't look for art cover if sout
2777              * XXX It can change when sout has meta data support */
2778             if( p_input->p->p_sout && !p_input->b_preparsing )
2779                 vlc_meta_Set( p_item->p_meta, vlc_meta_ArtworkURL, "" );
2780             else
2781                 input_ExtractAttachmentAndCacheArt( p_input );
2782         }
2783     }
2784     free( psz_arturl );
2785
2786     vlc_mutex_unlock( &p_item->lock );
2787
2788     if( psz_title )
2789     {
2790         input_item_SetName( p_item, psz_title );
2791         free( psz_title );
2792     }
2793     input_item_SetPreparsed( p_item, true );
2794
2795     input_SendEventMeta( p_input );
2796
2797     /** \todo handle sout meta */
2798 }
2799
2800
2801 static void AppendAttachment( int *pi_attachment, input_attachment_t ***ppp_attachment,
2802                               int i_new, input_attachment_t **pp_new )
2803 {
2804     int i_attachment = *pi_attachment;
2805     input_attachment_t **attachment = *ppp_attachment;
2806     int i;
2807
2808     attachment = realloc( attachment,
2809                           sizeof(input_attachment_t**) * ( i_attachment + i_new ) );
2810     for( i = 0; i < i_new; i++ )
2811         attachment[i_attachment++] = pp_new[i];
2812     free( pp_new );
2813
2814     /* */
2815     *pi_attachment = i_attachment;
2816     *ppp_attachment = attachment;
2817 }
2818
2819 static void AccessMeta( input_thread_t * p_input, vlc_meta_t *p_meta )
2820 {
2821     int i;
2822
2823     if( p_input->b_preparsing )
2824         return;
2825
2826     if( p_input->p->input.p_access )
2827         access_Control( p_input->p->input.p_access, ACCESS_GET_META,
2828                          p_meta );
2829
2830     /* Get meta data from slave input */
2831     for( i = 0; i < p_input->p->i_slave; i++ )
2832     {
2833         DemuxMeta( p_input, p_meta, p_input->p->slave[i]->p_demux );
2834         if( p_input->p->slave[i]->p_access )
2835         {
2836             access_Control( p_input->p->slave[i]->p_access,
2837                              ACCESS_GET_META, p_meta );
2838         }
2839     }
2840 }
2841
2842 static void DemuxMeta( input_thread_t *p_input, vlc_meta_t *p_meta, demux_t *p_demux )
2843 {
2844     bool b_bool;
2845     module_t *p_id3;
2846
2847 #if 0
2848     /* XXX I am not sure it is a great idea, besides, there is more than that
2849      * if we want to do it right */
2850     vlc_mutex_lock( &p_item->lock );
2851     if( p_item->p_meta && (p_item->p_meta->i_status & ITEM_PREPARSED ) )
2852     {
2853         vlc_mutex_unlock( &p_item->lock );
2854         return;
2855     }
2856     vlc_mutex_unlock( &p_item->lock );
2857 #endif
2858
2859     demux_Control( p_demux, DEMUX_GET_META, p_meta );
2860     if( demux_Control( p_demux, DEMUX_HAS_UNSUPPORTED_META, &b_bool ) )
2861         return;
2862     if( !b_bool )
2863         return;
2864
2865     p_demux->p_private = calloc( 1, sizeof( demux_meta_t ) );
2866     if(! p_demux->p_private )
2867         return;
2868
2869     p_id3 = module_need( p_demux, "meta reader", NULL, 0 );
2870     if( p_id3 )
2871     {
2872         demux_meta_t *p_demux_meta = (demux_meta_t *)p_demux->p_private;
2873
2874         if( p_demux_meta->p_meta )
2875         {
2876             vlc_meta_Merge( p_meta, p_demux_meta->p_meta );
2877             vlc_meta_Delete( p_demux_meta->p_meta );
2878         }
2879
2880         if( p_demux_meta->i_attachments > 0 )
2881         {
2882             vlc_mutex_lock( &p_input->p->input.p_item->lock );
2883             AppendAttachment( &p_input->p->i_attachment, &p_input->p->attachment,
2884                               p_demux_meta->i_attachments, p_demux_meta->attachments );
2885             vlc_mutex_unlock( &p_input->p->input.p_item->lock );
2886         }
2887         module_unneed( p_demux, p_id3 );
2888     }
2889     free( p_demux->p_private );
2890 }
2891
2892 static void input_ChangeState( input_thread_t *p_input, int i_state )
2893 {
2894     const bool b_changed = p_input->i_state != i_state;
2895
2896     p_input->i_state = i_state;
2897     if( i_state == ERROR_S )
2898         p_input->b_error = true;
2899     else if( i_state == END_S )
2900         p_input->b_eof = true;
2901
2902     if( b_changed )
2903     {
2904         input_item_SetErrorWhenReading( p_input->p->input.p_item, p_input->b_error );
2905         input_SendEventState( p_input, i_state );
2906     }
2907 }
2908
2909
2910 /*****************************************************************************
2911  * MRLSplit: parse the access, demux and url part of the
2912  *           Media Resource Locator.
2913  *****************************************************************************/
2914 void input_SplitMRL( const char **ppsz_access, const char **ppsz_demux, char **ppsz_path,
2915                      char *psz_dup )
2916 {
2917     char *psz_access = NULL;
2918     char *psz_demux  = NULL;
2919     char *psz_path;
2920
2921     /* Either there is an access/demux specification before ://
2922      * or we have a plain local file path. */
2923     psz_path = strstr( psz_dup, "://" );
2924     if( psz_path != NULL )
2925     {
2926         *psz_path = '\0';
2927         psz_path += 3; /* skips "://" */
2928
2929         /* Separate access from demux (<access>/<demux>://<path>) */
2930         psz_access = psz_dup;
2931         psz_demux = strchr( psz_access, '/' );
2932         if( psz_demux )
2933             *psz_demux++ = '\0';
2934
2935         /* We really don't want module name substitution here! */
2936         if( psz_access[0] == '$' )
2937             psz_access++;
2938         if( psz_demux && psz_demux[0] == '$' )
2939             psz_demux++;
2940     }
2941     else
2942     {
2943         psz_path = psz_dup;
2944     }
2945     *ppsz_access = psz_access ? psz_access : (char*)"";
2946     *ppsz_demux = psz_demux ? psz_demux : (char*)"";
2947     *ppsz_path = psz_path;
2948 }
2949
2950 static inline bool next(char ** src)
2951 {
2952     char *end;
2953     errno = 0;
2954     long result = strtol( *src, &end, 0 );
2955     if( errno != 0 || result >= LONG_MAX || result <= LONG_MIN ||
2956         end == *src )
2957     {
2958         return false;
2959     }
2960     *src = end;
2961     return true;
2962 }
2963
2964 /*****************************************************************************
2965  * MRLSections: parse title and seekpoint info from the Media Resource Locator.
2966  *
2967  * Syntax:
2968  * [url][@[title-start][:chapter-start][-[title-end][:chapter-end]]]
2969  *****************************************************************************/
2970 static void MRLSections( input_thread_t *p_input, char *psz_source,
2971                          int *pi_title_start, int *pi_title_end,
2972                          int *pi_chapter_start, int *pi_chapter_end )
2973 {
2974     char *psz, *psz_end, *psz_next, *psz_check;
2975
2976     *pi_title_start = *pi_title_end = -1;
2977     *pi_chapter_start = *pi_chapter_end = -1;
2978
2979     /* Start by parsing titles and chapters */
2980     if( !psz_source || !( psz = strrchr( psz_source, '@' ) ) ) return;
2981
2982
2983     /* Check we are really dealing with a title/chapter section */
2984     psz_check = psz + 1;
2985     if( !*psz_check ) return;
2986     if( isdigit(*psz_check) )
2987         if(!next(&psz_check)) return;
2988     if( *psz_check != ':' && *psz_check != '-' && *psz_check ) return;
2989     if( *psz_check == ':' && ++psz_check )
2990     {
2991         if( isdigit(*psz_check) )
2992             if(!next(&psz_check)) return;
2993     }
2994     if( *psz_check != '-' && *psz_check ) return;
2995     if( *psz_check == '-' && ++psz_check )
2996     {
2997         if( isdigit(*psz_check) )
2998             if(!next(&psz_check)) return;
2999     }
3000     if( *psz_check != ':' && *psz_check ) return;
3001     if( *psz_check == ':' && ++psz_check )
3002     {
3003         if( isdigit(*psz_check) )
3004             if(!next(&psz_check)) return;
3005     }
3006     if( *psz_check ) return;
3007
3008     /* Separate start and end */
3009     *psz++ = 0;
3010     if( ( psz_end = strchr( psz, '-' ) ) ) *psz_end++ = 0;
3011
3012     /* Look for the start title */
3013     *pi_title_start = strtol( psz, &psz_next, 0 );
3014     if( !*pi_title_start && psz == psz_next ) *pi_title_start = -1;
3015     *pi_title_end = *pi_title_start;
3016     psz = psz_next;
3017
3018     /* Look for the start chapter */
3019     if( *psz ) psz++;
3020     *pi_chapter_start = strtol( psz, &psz_next, 0 );
3021     if( !*pi_chapter_start && psz == psz_next ) *pi_chapter_start = -1;
3022     *pi_chapter_end = *pi_chapter_start;
3023
3024     if( psz_end )
3025     {
3026         /* Look for the end title */
3027         *pi_title_end = strtol( psz_end, &psz_next, 0 );
3028         if( !*pi_title_end && psz_end == psz_next ) *pi_title_end = -1;
3029         psz_end = psz_next;
3030
3031         /* Look for the end chapter */
3032         if( *psz_end ) psz_end++;
3033         *pi_chapter_end = strtol( psz_end, &psz_next, 0 );
3034         if( !*pi_chapter_end && psz_end == psz_next ) *pi_chapter_end = -1;
3035     }
3036
3037     msg_Dbg( p_input, "source=`%s' title=%d/%d seekpoint=%d/%d",
3038              psz_source, *pi_title_start, *pi_chapter_start,
3039              *pi_title_end, *pi_chapter_end );
3040 }
3041
3042 /*****************************************************************************
3043  * input_AddSubtitles: add a subtitles file and enable it
3044  *****************************************************************************/
3045 static void SubtitleAdd( input_thread_t *p_input, char *psz_subtitle, bool b_forced )
3046 {
3047     input_source_t *sub;
3048     vlc_value_t count;
3049     vlc_value_t list;
3050     char *psz_path, *psz_extension;
3051
3052     /* if we are provided a subtitle.sub file,
3053      * see if we don't have a subtitle.idx and use it instead */
3054     psz_path = strdup( psz_subtitle );
3055     if( psz_path )
3056     {
3057         psz_extension = strrchr( psz_path, '.');
3058         if( psz_extension && strcmp( psz_extension, ".sub" ) == 0 )
3059         {
3060             struct stat st;
3061
3062             strcpy( psz_extension, ".idx" );
3063
3064             if( !utf8_stat( psz_path, &st ) && S_ISREG( st.st_mode ) )
3065             {
3066                 msg_Dbg( p_input, "using %s subtitles file instead of %s",
3067                          psz_path, psz_subtitle );
3068                 strcpy( psz_subtitle, psz_path );
3069             }
3070         }
3071         free( psz_path );
3072     }
3073
3074     var_Change( p_input, "spu-es", VLC_VAR_CHOICESCOUNT, &count, NULL );
3075
3076     sub = InputSourceNew( p_input );
3077     if( InputSourceInit( p_input, sub, psz_subtitle, "subtitle" ) )
3078     {
3079         free( sub );
3080         return;
3081     }
3082     TAB_APPEND( p_input->p->i_slave, p_input->p->slave, sub );
3083
3084     /* Select the ES */
3085     if( b_forced && !var_Change( p_input, "spu-es", VLC_VAR_GETLIST, &list, NULL ) )
3086     {
3087         if( count.i_int == 0 )
3088             count.i_int++;
3089         /* if it was first one, there is disable too */
3090
3091         if( count.i_int < list.p_list->i_count )
3092         {
3093             const int i_id = list.p_list->p_values[count.i_int].i_int;
3094
3095             es_out_Control( p_input->p->p_es_out_display, ES_OUT_SET_ES_DEFAULT_BY_ID, i_id );
3096             es_out_Control( p_input->p->p_es_out_display, ES_OUT_SET_ES_BY_ID, i_id );
3097         }
3098         var_Change( p_input, "spu-es", VLC_VAR_FREELIST, &list, NULL );
3099     }
3100 }
3101
3102 bool input_AddSubtitles( input_thread_t *p_input, char *psz_subtitle,
3103                                bool b_check_extension )
3104 {
3105     vlc_value_t val;
3106
3107     if( b_check_extension && !subtitles_Filter( psz_subtitle ) )
3108         return false;
3109
3110     assert( psz_subtitle != NULL );
3111
3112     val.psz_string = strdup( psz_subtitle );
3113     if( val.psz_string )
3114         input_ControlPush( p_input, INPUT_CONTROL_ADD_SUBTITLE, &val );
3115     return true;
3116 }
3117
3118 /*****************************************************************************
3119  * Statistics
3120  *****************************************************************************/
3121 void input_UpdateStatistic( input_thread_t *p_input,
3122                             input_statistic_t i_type, int i_delta )
3123 {
3124     assert( p_input->i_state != INIT_S );
3125
3126     vlc_mutex_lock( &p_input->p->counters.counters_lock);
3127     switch( i_type )
3128     {
3129 #define I(c) stats_UpdateInteger( p_input, p_input->p->counters.c, i_delta, NULL )
3130     case INPUT_STATISTIC_DECODED_VIDEO:
3131         I(p_decoded_video);
3132         break;
3133     case INPUT_STATISTIC_DECODED_AUDIO:
3134         I(p_decoded_audio);
3135         break;
3136     case INPUT_STATISTIC_DECODED_SUBTITLE:
3137         I(p_decoded_sub);
3138         break;
3139     case INPUT_STATISTIC_SENT_PACKET:
3140         I(p_sout_sent_packets);
3141         break;
3142 #undef I
3143     case INPUT_STATISTIC_SENT_BYTE:
3144     {
3145         int i_bytes; /* That's pretty stupid to define it as an integer, it will overflow
3146                         really fast ... */
3147         if( !stats_UpdateInteger( p_input, p_input->p->counters.p_sout_sent_bytes, i_delta, &i_bytes ) )
3148             stats_UpdateFloat( p_input, p_input->p->counters.p_sout_send_bitrate, i_bytes, NULL );
3149         break;
3150     }
3151     default:
3152         msg_Err( p_input, "Invalid statistic type %d (internal error)", i_type );
3153         break;
3154     }
3155     vlc_mutex_unlock( &p_input->p->counters.counters_lock);
3156 }
3157 /*****************************************************************************
3158  * input_get_event_manager
3159  *****************************************************************************/
3160 vlc_event_manager_t *input_get_event_manager( input_thread_t *p_input )
3161 {
3162     return &p_input->p->event_manager;
3163 }
3164
3165 /**/
3166 /* TODO FIXME nearly the same logic that snapshot code */
3167 char *input_CreateFilename( vlc_object_t *p_obj, const char *psz_path, const char *psz_prefix, const char *psz_extension )
3168 {
3169     char *psz_file;
3170     DIR *path;
3171
3172     path = utf8_opendir( psz_path );
3173     if( path )
3174     {
3175         closedir( path );
3176
3177         char *psz_tmp = str_format( p_obj, psz_prefix );
3178         if( !psz_tmp )
3179             return NULL;
3180
3181         filename_sanitize( psz_tmp );
3182         if( asprintf( &psz_file, "%s"DIR_SEP"%s%s%s",
3183                       psz_path, psz_tmp,
3184                       psz_extension ? "." : "",
3185                       psz_extension ? psz_extension : "" ) < 0 )
3186             psz_file = NULL;
3187         free( psz_tmp );
3188         return psz_file;
3189     }
3190     else
3191     {
3192         psz_file = str_format( p_obj, psz_path );
3193         path_sanitize( psz_file );
3194         return psz_file;
3195     }
3196 }
3197