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