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

   1 /*****************************************************************************
   2  * input.c: input thread
   3  *****************************************************************************
   4  * Copyright (C) 1998-2004 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Christophe Massiot <massiot@via.ecp.fr>
   8  *          Laurent Aimar <fenrir@via.ecp.fr>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  23  *****************************************************************************/
  24
  25 /*****************************************************************************
  26  * Preamble
  27  *****************************************************************************/
  28 #include <stdlib.h>
  29 #include <ctype.h>
  30
  31 #include <vlc/vlc.h>
  32 #include <vlc/input.h>
  33 #include <vlc/decoder.h>
  34 #include <vlc/vout.h>
  35
  36 #include "input_internal.h"
  37
  38 #include "stream_output.h"
  39 #include "vlc_playlist.h"
  40 #include "vlc_interface.h"
  41 #include "vlc_interaction.h"
  42
  43 /*****************************************************************************
  44  * Local prototypes
  45  *****************************************************************************/
  46 static  int Run  ( input_thread_t *p_input );
  47 static  int RunAndClean  ( input_thread_t *p_input );
  48
  49 static input_thread_t * Create  ( vlc_object_t *, input_item_t *, char *,
  50                                   vlc_bool_t );
  51 static  int             Init    ( input_thread_t *p_input, vlc_bool_t b_quick );
  52 static void             Error   ( input_thread_t *p_input );
  53 static void             End     ( input_thread_t *p_input );
  54 static void             MainLoop( input_thread_t *p_input );
  55
  56 static inline int ControlPopNoLock( input_thread_t *, int *, vlc_value_t * );
  57 static void       ControlReduce( input_thread_t * );
  58 static vlc_bool_t Control( input_thread_t *, int, vlc_value_t );
  59
  60
  61 static int  UpdateFromAccess( input_thread_t * );
  62 static int  UpdateFromDemux( input_thread_t * );
  63 static int  UpdateMeta( input_thread_t *, vlc_bool_t );
  64
  65 static void UpdateItemLength( input_thread_t *, int64_t i_length, vlc_bool_t );
  66
  67 static void DecodeUrl( char * );
  68 static void MRLSections( input_thread_t *, char *, int *, int *, int *, int *);
  69
  70 static input_source_t *InputSourceNew( input_thread_t *);
  71 static int  InputSourceInit( input_thread_t *, input_source_t *,
  72                              char *, char *psz_forced_demux,
  73                              vlc_bool_t b_quick );
  74 static void InputSourceClean( input_thread_t *, input_source_t * );
  75
  76 static void SlaveDemux( input_thread_t *p_input );
  77 static void SlaveSeek( input_thread_t *p_input );
  78
  79 static vlc_meta_t *InputMetaUser( input_thread_t *p_input );
  80
  81 /*****************************************************************************
  82  * This function creates a new input, and returns a pointer
  83  * to its description. On error, it returns NULL.
  84  *
  85  * Variables for _public_ use:
  86  * * Get and Set:
  87  *  - state
  88  *  - rate,rate-slower, rate-faster
  89  *  - position, position-offset
  90  *  - time, time-offset
  91  *  - title,title-next,title-prev
  92  *  - chapter,chapter-next, chapter-prev
  93  *  - program, audio-es, video-es, spu-es
  94  *  - audio-delay, spu-delay
  95  *  - bookmark
  96  * * Get only:
  97  *  - length
  98  *  - bookmarks
  99  *  - seekable (if you can seek, it doesn't say if 'bar display' has be shown or not, for that check position != 0.0)
 100  * * For intf callback upon changes
 101  *  - intf-change
 102  * TODO explain when Callback is called
 103  * TODO complete this list (?)
 104  *****************************************************************************/
 105 static input_thread_t *Create( vlc_object_t *p_parent, input_item_t *p_item,
 106                                char *psz_header, vlc_bool_t b_quick )
 107 {
 108     input_thread_t *p_input = NULL;                 /* thread descriptor */
 109     vlc_value_t val;
 110     int i;
 111
 112     /* Allocate descriptor */
 113     p_input = vlc_object_create( p_parent, VLC_OBJECT_INPUT );
 114     if( p_input == NULL )
 115     {
 116         msg_Err( p_parent, "out of memory" );
 117         return NULL;
 118     }
 119     p_input->psz_header = psz_header ? strdup( psz_header ) : NULL;
 120
 121     /* Init Common fields */
 122     p_input->b_eof = VLC_FALSE;
 123     p_input->b_can_pace_control = VLC_TRUE;
 124     p_input->i_start = 0;
 125     p_input->i_time  = 0;
 126     p_input->i_stop  = 0;
 127     p_input->i_title = 0;
 128     p_input->title   = NULL;
 129     p_input->i_title_offset = p_input->i_seekpoint_offset = 0;
 130     p_input->i_state = INIT_S;
 131     p_input->i_rate  = INPUT_RATE_DEFAULT;
 132     p_input->i_bookmark = 0;
 133     p_input->bookmark = NULL;
 134     p_input->p_meta  = NULL;
 135     p_input->p_es_out = NULL;
 136     p_input->p_sout  = NULL;
 137     p_input->b_out_pace_control = VLC_FALSE;
 138     p_input->i_pts_delay = 0;
 139
 140     /* Init Input fields */
 141     p_input->input.p_item = p_item;
 142     p_input->input.p_access = NULL;
 143     p_input->input.p_stream = NULL;
 144     p_input->input.p_demux  = NULL;
 145     p_input->input.b_title_demux = VLC_FALSE;
 146     p_input->input.i_title  = 0;
 147     p_input->input.title    = NULL;
 148     p_input->input.i_title_offset = p_input->input.i_seekpoint_offset = 0;
 149     p_input->input.b_can_pace_control = VLC_TRUE;
 150     p_input->input.b_eof = VLC_FALSE;
 151     p_input->input.i_cr_average = 0;
 152
 153     stats_ReinitInputStats( p_item->p_stats );
 154
 155     /* No slave */
 156     p_input->i_slave = 0;
 157     p_input->slave   = NULL;
 158
 159     /* Init control buffer */
 160     vlc_mutex_init( p_input, &p_input->lock_control );
 161     p_input->i_control = 0;
 162
 163     /* Parse input options */
 164     vlc_mutex_lock( &p_item->lock );
 165     for( i = 0; i < p_item->i_options; i++ )
 166     {
 167         var_OptionParse( p_input, p_item->ppsz_options[i] );
 168     }
 169     vlc_mutex_unlock( &p_item->lock );
 170
 171     /* Create Object Variables for private use only */
 172     input_ConfigVarInit( p_input );
 173
 174     /* Create Objects variables for public Get and Set */
 175     input_ControlVarInit( p_input );
 176     p_input->input.i_cr_average = var_GetInteger( p_input, "cr-average" );
 177
 178     if( !b_quick )
 179     {
 180         var_Get( p_input, "bookmarks", &val );
 181         if( val.psz_string )
 182         {
 183             /* FIXME: have a common cfg parsing routine used by sout and others */
 184             char *psz_parser, *psz_start, *psz_end;
 185             psz_parser = val.psz_string;
 186             while( (psz_start = strchr( psz_parser, '{' ) ) )
 187             {
 188                  seekpoint_t *p_seekpoint = vlc_seekpoint_New();
 189                  char backup;
 190                  psz_start++;
 191                  psz_end = strchr( psz_start, '}' );
 192                  if( !psz_end ) break;
 193                  psz_parser = psz_end + 1;
 194                  backup = *psz_parser;
 195                  *psz_parser = 0;
 196                  *psz_end = ',';
 197                  while( (psz_end = strchr( psz_start, ',' ) ) )
 198                  {
 199                      *psz_end = 0;
 200                      if( !strncmp( psz_start, "name=", 5 ) )
 201                      {
 202                          p_seekpoint->psz_name = psz_start + 5;
 203                      }
 204                      else if( !strncmp( psz_start, "bytes=", 6 ) )
 205                      {
 206                          p_seekpoint->i_byte_offset = atoll(psz_start + 6);
 207                      }
 208                      else if( !strncmp( psz_start, "time=", 5 ) )
 209                      {
 210                          p_seekpoint->i_time_offset = atoll(psz_start + 5) * 1000000;
 211                      }
 212                      psz_start = psz_end + 1;
 213                 }
 214                 msg_Dbg( p_input, "adding bookmark: %s, bytes="I64Fd", time="I64Fd,
 215                                   p_seekpoint->psz_name, p_seekpoint->i_byte_offset,
 216                                   p_seekpoint->i_time_offset );
 217                 input_Control( p_input, INPUT_ADD_BOOKMARK, p_seekpoint );
 218                 vlc_seekpoint_Delete( p_seekpoint );
 219                 *psz_parser = backup;
 220             }
 221             free( val.psz_string );
 222         }
 223     }
 224
 225     /* Remove 'Now playing' info as it is probably outdated */
 226     input_Control( p_input, INPUT_DEL_INFO, _("Meta-information"),
 227                     VLC_META_NOW_PLAYING );
 228
 229     return p_input;
 230 }
 231
 232 /**
 233  * Initialize an input thread and run it. You will need to monitor the thread to clean
 234  * up after it is done
 235  *
 236  * \param p_parent a vlc_object
 237  * \param p_item an input item
 238  * \return a pointer to the spawned input thread
 239  */
 240 input_thread_t *__input_CreateThread( vlc_object_t *p_parent,
 241                                       input_item_t *p_item )
 242 {
 243     return __input_CreateThread2( p_parent, p_item, NULL );
 244 }
 245
 246
 247 /* Gruik ! */
 248 input_thread_t *__input_CreateThread2( vlc_object_t *p_parent,
 249                                        input_item_t *p_item,
 250                                        char *psz_header )
 251 {
 252     input_thread_t *p_input = NULL;      /* thread descriptor */
 253
 254     p_input = Create( p_parent, p_item, psz_header, VLC_FALSE );
 255     /* Now we can attach our new input */
 256     vlc_object_attach( p_input, p_parent );
 257
 258     /* Create thread and wait for its readiness. */
 259     if( vlc_thread_create( p_input, "input", Run,
 260                             VLC_THREAD_PRIORITY_INPUT, VLC_TRUE ) )
 261     {
 262         msg_Err( p_input, "cannot create input thread" );
 263         vlc_object_detach( p_input );
 264         vlc_object_destroy( p_input );
 265         return NULL;
 266     }
 267
 268     return p_input;
 269 }
 270
 271
 272 /**
 273  * Initialize an input thread and run it. This thread will clean after himself,
 274  * you can forget about it. It can work either in blocking or non-blocking mode
 275  *
 276  * \param p_parent a vlc_object
 277  * \param p_item an input item
 278  * \param b_block should we block until read is finished ?
 279  * \return the input object id if non blocking, an error code else
 280  */
 281 int __input_Read( vlc_object_t *p_parent, input_item_t *p_item,
 282                    vlc_bool_t b_block )
 283 {
 284     input_thread_t *p_input = NULL;         /* thread descriptor */
 285
 286     p_input = Create( p_parent, p_item, NULL, VLC_FALSE );
 287     /* Now we can attach our new input */
 288     vlc_object_attach( p_input, p_parent );
 289
 290     if( b_block )
 291     {
 292         RunAndClean( p_input );
 293         return VLC_SUCCESS;
 294     }
 295     else
 296     {
 297         if( vlc_thread_create( p_input, "input", RunAndClean,
 298                                VLC_THREAD_PRIORITY_INPUT, VLC_TRUE ) )
 299         {
 300             msg_Err( p_input, "cannot create input thread" );
 301             vlc_object_detach( p_input );
 302             vlc_object_destroy( p_input );
 303             return VLC_EGENERIC;
 304         }
 305     }
 306     return p_input->i_object_id;
 307 }
 308
 309 /**
 310  * Initialize an input and initialize it to preparse the item
 311  * This function is blocking. It will only accept to parse files
 312  *
 313  * \param p_parent a vlc_object_t
 314  * \param p_item an input item
 315  * \return VLC_SUCCESS or an error
 316  */
 317 int __input_Preparse( vlc_object_t *p_parent, input_item_t *p_item )
 318 {
 319     input_thread_t *p_input = NULL;           /* thread descriptor */
 320
 321     /* Allocate descriptor */
 322     p_input = Create( p_parent, p_item, NULL, VLC_TRUE );
 323     p_input->i_flags |= OBJECT_FLAGS_NODBG;
 324     p_input->i_flags |= OBJECT_FLAGS_NOINTERACT;
 325
 326     /* Now we can attach our new input */
 327     vlc_object_attach( p_input, p_parent );
 328
 329     Init( p_input, VLC_TRUE );
 330
 331     /* Clean up master */
 332     InputSourceClean( p_input, &p_input->input );
 333
 334     /* Kill access and demux */
 335     if( p_input->input.p_access ) p_input->input.p_access->b_die = VLC_TRUE;
 336     if( p_input->input.p_demux ) p_input->input.p_access->b_die = VLC_TRUE;
 337
 338     /* Unload all modules */
 339     if( p_input->p_es_out ) input_EsOutDelete( p_input->p_es_out );
 340
 341     /* Delete meta */
 342     if( p_input->p_meta ) vlc_meta_Delete( p_input->p_meta );
 343
 344     vlc_object_detach( p_input );
 345     vlc_object_destroy( p_input );
 346
 347     return VLC_SUCCESS;
 348 }
 349
 350 /**
 351  * Request a running input thread to stop and die
 352  *
 353  * \param the input thread to stop
 354  */
 355 void input_StopThread( input_thread_t *p_input )
 356 {
 357     vlc_list_t *p_list;
 358     int i;
 359
 360     /* Set die for input */
 361     p_input->b_die = VLC_TRUE;
 362
 363     /* We cannot touch p_input fields directly (we can from another thread),
 364      * so use the vlc_object_find way, it's perfectly safe */
 365
 366     /* Set die for all access */
 367     p_list = vlc_list_find( p_input, VLC_OBJECT_ACCESS, FIND_CHILD );
 368     for( i = 0; i < p_list->i_count; i++ )
 369     {
 370         p_list->p_values[i].p_object->b_die = VLC_TRUE;
 371     }
 372     vlc_list_release( p_list );
 373
 374     /* Set die for all stream */
 375     p_list = vlc_list_find( p_input, VLC_OBJECT_STREAM, FIND_CHILD );
 376     for( i = 0; i < p_list->i_count; i++ )
 377     {
 378         p_list->p_values[i].p_object->b_die = VLC_TRUE;
 379     }
 380     vlc_list_release( p_list );
 381
 382     /* Set die for all demux */
 383     p_list = vlc_list_find( p_input, VLC_OBJECT_DEMUX, FIND_CHILD );
 384     for( i = 0; i < p_list->i_count; i++ )
 385     {
 386         p_list->p_values[i].p_object->b_die = VLC_TRUE;
 387     }
 388     vlc_list_release( p_list );
 389
 390     input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL );
 391 }
 392
 393 /**
 394  * Clean up a dead input thread
 395  * This function does not return until the thread is effectively cancelled.
 396  *
 397  * \param the input thread to kill
 398  */
 399 void input_DestroyThread( input_thread_t *p_input )
 400 {
 401     /* Join the thread */
 402     vlc_thread_join( p_input );
 403
 404     /* Delete input lock (only after thread joined) */
 405     vlc_mutex_destroy( &p_input->lock_control );
 406
 407     /* TODO: maybe input_DestroyThread should also delete p_input instead
 408      * of the playlist but I'm not sure if it's possible */
 409 }
 410
 411 /*****************************************************************************
 412  * Run: main thread loop
 413  * This is the "normal" thread that spawns the input processing chain,
 414  * reads the stream, cleans up and waits
 415  *****************************************************************************/
 416 static int Run( input_thread_t *p_input )
 417 {
 418     /* Signal that the thread is launched */
 419     vlc_thread_ready( p_input );
 420
 421     if( Init( p_input, VLC_FALSE ) )
 422     {
 423         /* If we failed, wait before we are killed, and exit */
 424         p_input->b_error = VLC_TRUE;
 425
 426         Error( p_input );
 427
 428         /* Tell we're dead */
 429         p_input->b_dead = VLC_TRUE;
 430
 431         return 0;
 432     }
 433
 434     MainLoop( p_input );
 435
 436     if( !p_input->b_eof && !p_input->b_error && p_input->input.b_eof )
 437     {
 438         /* We have finish to demux data but not to play them */
 439         while( !p_input->b_die )
 440         {
 441             if( input_EsOutDecodersEmpty( p_input->p_es_out ) )
 442                 break;
 443
 444             msg_Dbg( p_input, "waiting decoder fifos to empty" );
 445
 446             msleep( INPUT_IDLE_SLEEP );
 447         }
 448
 449         /* We have finished */
 450         p_input->b_eof = VLC_TRUE;
 451     }
 452
 453     /* Wait we are asked to die */
 454     if( !p_input->b_die )
 455     {
 456         Error( p_input );
 457     }
 458
 459     /* Clean up */
 460     End( p_input );
 461
 462     return 0;
 463 }
 464
 465 /*****************************************************************************
 466  * RunAndClean: main thread loop
 467  * This is the "just forget me" thread that spawns the input processing chain,
 468  * reads the stream, cleans up and releases memory
 469  *****************************************************************************/
 470 static int RunAndClean( input_thread_t *p_input )
 471 {
 472     /* Signal that the thread is launched */
 473     vlc_thread_ready( p_input );
 474
 475     if( Init( p_input, VLC_FALSE ) )
 476     {
 477         /* If we failed, just exit */
 478         return 0;
 479     }
 480
 481     MainLoop( p_input );
 482
 483     if( !p_input->b_eof && !p_input->b_error && p_input->input.b_eof )
 484     {
 485         /* We have finish to demux data but not to play them */
 486         while( !p_input->b_die )
 487         {
 488             if( input_EsOutDecodersEmpty( p_input->p_es_out ) )
 489                 break;
 490
 491             msg_Dbg( p_input, "waiting decoder fifos to empty" );
 492
 493             msleep( INPUT_IDLE_SLEEP );
 494         }
 495         /* We have finished */
 496         p_input->b_eof = VLC_TRUE;
 497     }
 498
 499     /* Clean up */
 500     End( p_input );
 501
 502     /* Release memory */
 503     vlc_object_detach( p_input );
 504     vlc_object_destroy( p_input );
 505
 506     return 0;
 507 }
 508
 509
 510 /*****************************************************************************
 511  * Main loop: Fill buffers from access, and demux
 512  *****************************************************************************/
 513 static void MainLoop( input_thread_t *p_input )
 514 {
 515     int64_t i_intf_update = 0;
 516     while( !p_input->b_die && !p_input->b_error && !p_input->input.b_eof )
 517     {
 518         vlc_bool_t b_force_update = VLC_FALSE;
 519         int i_ret;
 520         int i_type;
 521         vlc_value_t val;
 522
 523         /* Do the read */
 524         if( p_input->i_state != PAUSE_S  )
 525         {
 526             if( p_input->i_stop <= 0 || p_input->i_time < p_input->i_stop )
 527                 i_ret=p_input->input.p_demux->pf_demux(p_input->input.p_demux);
 528             else
 529                 i_ret = 0;  /* EOF */
 530
 531             if( i_ret > 0 )
 532             {
 533                 /* TODO */
 534                 if( p_input->input.b_title_demux &&
 535                     p_input->input.p_demux->info.i_update )
 536                 {
 537                     i_ret = UpdateFromDemux( p_input );
 538                     b_force_update = VLC_TRUE;
 539                 }
 540                 else if( !p_input->input.b_title_demux &&
 541                           p_input->input.p_access &&
 542                           p_input->input.p_access->info.i_update )
 543                 {
 544                     i_ret = UpdateFromAccess( p_input );
 545                     b_force_update = VLC_TRUE;
 546                 }
 547             }
 548
 549             if( i_ret == 0 )    /* EOF */
 550             {
 551                 vlc_value_t repeat;
 552
 553                 var_Get( p_input, "input-repeat", &repeat );
 554                 if( repeat.i_int == 0 )
 555                 {
 556                     /* End of file - we do not set b_die because only the
 557                      * playlist is allowed to do so. */
 558                     msg_Dbg( p_input, "EOF reached" );
 559                     p_input->input.b_eof = VLC_TRUE;
 560                 }
 561                 else
 562                 {
 563                     msg_Dbg( p_input, "repeating the same input (%d)",
 564                              repeat.i_int );
 565                     if( repeat.i_int > 0 )
 566                     {
 567                         repeat.i_int--;
 568                         var_Set( p_input, "input-repeat", repeat );
 569                     }
 570
 571                     /* Seek to start title/seekpoint */
 572                     val.i_int = p_input->input.i_title_start -
 573                         p_input->input.i_title_offset;
 574                     if( val.i_int < 0 || val.i_int >= p_input->input.i_title )
 575                         val.i_int = 0;
 576                     input_ControlPush( p_input,
 577                                        INPUT_CONTROL_SET_TITLE, &val );
 578
 579                     val.i_int = p_input->input.i_seekpoint_start -
 580                         p_input->input.i_seekpoint_offset;
 581                     if( val.i_int > 0 /* TODO: check upper boundary */ )
 582                         input_ControlPush( p_input,
 583                                            INPUT_CONTROL_SET_SEEKPOINT, &val );
 584
 585                     /* Seek to start position */
 586                     if( p_input->i_start > 0 )
 587                     {
 588                         val.i_time = p_input->i_start;
 589                         input_ControlPush( p_input, INPUT_CONTROL_SET_TIME,
 590                                            &val );
 591                     }
 592                     else
 593                     {
 594                         val.f_float = 0.0;
 595                         input_ControlPush( p_input, INPUT_CONTROL_SET_POSITION,
 596                                            &val );
 597                     }
 598                 }
 599             }
 600             else if( i_ret < 0 )
 601             {
 602                 p_input->b_error = VLC_TRUE;
 603             }
 604
 605             if( i_ret > 0 && p_input->i_slave > 0 )
 606             {
 607                 SlaveDemux( p_input );
 608             }
 609         }
 610         else
 611         {
 612             /* Small wait */
 613             msleep( 10*1000 );
 614         }
 615
 616         /* Handle control */
 617         vlc_mutex_lock( &p_input->lock_control );
 618         ControlReduce( p_input );
 619         while( !ControlPopNoLock( p_input, &i_type, &val ) )
 620         {
 621             msg_Dbg( p_input, "control type=%d", i_type );
 622             if( Control( p_input, i_type, val ) )
 623                 b_force_update = VLC_TRUE;
 624         }
 625         vlc_mutex_unlock( &p_input->lock_control );
 626
 627         if( b_force_update || i_intf_update < mdate() )
 628         {
 629             vlc_value_t val;
 630             double f_pos;
 631             int64_t i_time, i_length;
 632             /* update input status variables */
 633             if( !demux2_Control( p_input->input.p_demux,
 634                                  DEMUX_GET_POSITION, &f_pos ) )
 635             {
 636                 val.f_float = (float)f_pos;
 637                 var_Change( p_input, "position", VLC_VAR_SETVALUE, &val, NULL );
 638             }
 639             if( !demux2_Control( p_input->input.p_demux,
 640                                  DEMUX_GET_TIME, &i_time ) )
 641             {
 642                 p_input->i_time = i_time;
 643                 val.i_time = i_time;
 644                 var_Change( p_input, "time", VLC_VAR_SETVALUE, &val, NULL );
 645             }
 646             if( !demux2_Control( p_input->input.p_demux,
 647                                  DEMUX_GET_LENGTH, &i_length ) )
 648             {
 649                 vlc_value_t old_val;
 650                 var_Get( p_input, "length", &old_val );
 651                 val.i_time = i_length;
 652                 var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL );
 653
 654                 if( old_val.i_time != val.i_time )
 655                 {
 656                     UpdateItemLength( p_input, i_length, VLC_TRUE );
 657                 }
 658             }
 659
 660             var_SetBool( p_input, "intf-change", VLC_TRUE );
 661             i_intf_update = mdate() + I64C(150000);
 662         }
 663     }
 664 }
 665
 666
 667 static int Init( input_thread_t * p_input, vlc_bool_t b_quick )
 668 {
 669     char *psz;
 670     char *psz_subtitle;
 671     vlc_value_t val;
 672     double f_fps;
 673     vlc_meta_t *p_meta, *p_meta_tmp;
 674     int i_es_out_mode;
 675     int i, i_delay;
 676
 677     /* Initialize optional stream output. (before access/demuxer)
 678      * XXX: we add a special case if the uri starts by vlc.
 679      * else 'vlc in.file --sout "" vlc:quit'  cannot work (the output will
 680      * be destroyed in case of a file).
 681      * (this will break playing of file starting by 'vlc:' but I don't
 682      * want to add more logic, just force file by file:// or code it ;)
 683      */
 684     if( !b_quick )
 685     {
 686         /* Prepare statistics */
 687         counter_t *p_counter;
 688         stats_Create( p_input, "read_bytes", STATS_READ_BYTES,
 689                       VLC_VAR_INTEGER, STATS_COUNTER );
 690         stats_Create( p_input, "read_packets", STATS_READ_PACKETS,
 691                       VLC_VAR_INTEGER, STATS_COUNTER );
 692         stats_Create( p_input, "demux_read", STATS_DEMUX_READ,
 693                       VLC_VAR_INTEGER, STATS_COUNTER );
 694         stats_Create( p_input, "input_bitrate", STATS_INPUT_BITRATE,
 695                       VLC_VAR_FLOAT, STATS_DERIVATIVE );
 696         stats_Create( p_input, "demux_bitrate", STATS_DEMUX_BITRATE,
 697                       VLC_VAR_FLOAT,  STATS_DERIVATIVE );
 698
 699         p_counter = stats_CounterGet( p_input, p_input->i_object_id,
 700                                       STATS_INPUT_BITRATE );
 701         if( p_counter ) p_counter->update_interval = 1000000;
 702         p_counter = stats_CounterGet( p_input, p_input->i_object_id,
 703                                       STATS_DEMUX_BITRATE );
 704         if( p_counter ) p_counter->update_interval = 1000000;
 705
 706         stats_Create( p_input, "played_abuffers", STATS_PLAYED_ABUFFERS,
 707                       VLC_VAR_INTEGER, STATS_COUNTER );
 708         stats_Create( p_input, "lost_abuffers", STATS_LOST_ABUFFERS,
 709                       VLC_VAR_INTEGER, STATS_COUNTER );
 710
 711         /* handle sout */
 712         psz = var_GetString( p_input, "sout" );
 713         if( *psz && strncasecmp( p_input->input.p_item->psz_uri, "vlc:", 4 ) )
 714         {
 715             p_input->p_sout = sout_NewInstance( p_input, psz );
 716             if( p_input->p_sout == NULL )
 717             {
 718                 msg_Err( p_input, "cannot start stream output instance, " \
 719                                   "aborting" );
 720                 free( psz );
 721                 return VLC_EGENERIC;
 722             }
 723         }
 724         free( psz );
 725     }
 726
 727     /* Create es out */
 728     p_input->p_es_out = input_EsOutNew( p_input );
 729     es_out_Control( p_input->p_es_out, ES_OUT_SET_ACTIVE, VLC_FALSE );
 730     es_out_Control( p_input->p_es_out, ES_OUT_SET_MODE, ES_OUT_MODE_NONE );
 731
 732     if( InputSourceInit( p_input, &p_input->input,
 733                          p_input->input.p_item->psz_uri, NULL, b_quick ) )
 734     {
 735         goto error;
 736     }
 737
 738     /* Create global title (from master) */
 739     if( !b_quick )
 740     {
 741         p_input->i_title = p_input->input.i_title;
 742         p_input->title   = p_input->input.title;
 743         p_input->i_title_offset = p_input->input.i_title_offset;
 744         p_input->i_seekpoint_offset = p_input->input.i_seekpoint_offset;
 745         if( p_input->i_title > 0 )
 746         {
 747             /* Setup variables */
 748             input_ControlVarNavigation( p_input );
 749             input_ControlVarTitle( p_input, 0 );
 750         }
 751
 752         /* Global flag */
 753         p_input->b_can_pace_control = p_input->input.b_can_pace_control;
 754         p_input->b_can_pause        = p_input->input.b_can_pause;
 755
 756         /* Fix pts delay */
 757         if( p_input->i_pts_delay < 0 )
 758             p_input->i_pts_delay = 0;
 759
 760         /* If the desynchronisation requested by the user is < 0, we need to
 761          * cache more data. */
 762         var_Get( p_input, "audio-desync", &val );
 763         if( val.i_int < 0 ) p_input->i_pts_delay -= (val.i_int * 1000);
 764
 765         /* Update cr_average depending on the caching */
 766         p_input->input.i_cr_average *= (10 * p_input->i_pts_delay / 200000);
 767         p_input->input.i_cr_average /= 10;
 768         if( p_input->input.i_cr_average < 10 ) p_input->input.i_cr_average = 10;
 769     }
 770
 771     /* Load master infos */
 772     /* Init length */
 773     if( !demux2_Control( p_input->input.p_demux, DEMUX_GET_LENGTH,
 774                          &val.i_time ) && val.i_time > 0 )
 775     {
 776         var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL );
 777         UpdateItemLength( p_input, val.i_time, b_quick );
 778         p_input->input.p_item->i_duration = val.i_time;
 779     }
 780
 781     /* Start title/chapter */
 782     if( !b_quick )
 783     {
 784         val.i_int = p_input->input.i_title_start -
 785                     p_input->input.i_title_offset;
 786         if( val.i_int > 0 && val.i_int < p_input->input.i_title )
 787             input_ControlPush( p_input, INPUT_CONTROL_SET_TITLE, &val );
 788         val.i_int = p_input->input.i_seekpoint_start -
 789                     p_input->input.i_seekpoint_offset;
 790         if( val.i_int > 0 /* TODO: check upper boundary */ )
 791             input_ControlPush( p_input, INPUT_CONTROL_SET_SEEKPOINT, &val );
 792
 793         /* Start time*/
 794         /* Set start time */
 795         p_input->i_start = (int64_t)var_GetInteger( p_input, "start-time" ) *
 796                            I64C(1000000);
 797         p_input->i_stop  = (int64_t)var_GetInteger( p_input, "stop-time" ) *
 798                            I64C(1000000);
 799
 800         if( p_input->i_start > 0 )
 801         {
 802             if( p_input->i_start >= val.i_time )
 803             {
 804                 msg_Warn( p_input, "invalid start-time ignored" );
 805             }
 806             else
 807             {
 808                 vlc_value_t s;
 809
 810                 msg_Dbg( p_input, "starting at time: %ds",
 811                                   (int)( p_input->i_start / I64C(1000000) ) );
 812
 813                 s.i_time = p_input->i_start;
 814                 input_ControlPush( p_input, INPUT_CONTROL_SET_TIME, &s );
 815             }
 816         }
 817         if( p_input->i_stop > 0 && p_input->i_stop <= p_input->i_start )
 818         {
 819             msg_Warn( p_input, "invalid stop-time ignored" );
 820             p_input->i_stop = 0;
 821         }
 822
 823
 824         /* Load subtitles */
 825         /* Get fps and set it if not already set */
 826         if( !demux2_Control( p_input->input.p_demux, DEMUX_GET_FPS, &f_fps ) &&
 827             f_fps > 1.0 )
 828         {
 829             float f_requested_fps;
 830
 831             var_Create( p_input, "sub-original-fps", VLC_VAR_FLOAT );
 832             var_SetFloat( p_input, "sub-original-fps", f_fps );
 833
 834             f_requested_fps = var_CreateGetFloat( p_input, "sub-fps" );
 835             if( f_requested_fps != f_fps )
 836             {
 837                 var_Create( p_input, "sub-fps", VLC_VAR_FLOAT|
 838                                                 VLC_VAR_DOINHERIT );
 839                 var_SetFloat( p_input, "sub-fps", f_requested_fps );
 840             }
 841         }
 842
 843         i_delay = var_CreateGetInteger( p_input, "sub-delay" );
 844         if( i_delay != 0 )
 845         {
 846             var_SetTime( p_input, "spu-delay", (mtime_t)i_delay * 100000 );
 847         }
 848
 849
 850         /* Look for and add subtitle files */
 851         psz_subtitle = var_GetString( p_input, "sub-file" );
 852         if( *psz_subtitle )
 853         {
 854             input_source_t *sub;
 855             vlc_value_t count;
 856             vlc_value_t list;
 857
 858             msg_Dbg( p_input, "forced subtitle: %s", psz_subtitle );
 859
 860             var_Change( p_input, "spu-es", VLC_VAR_CHOICESCOUNT, &count, NULL );
 861
 862             /* */
 863             sub = InputSourceNew( p_input );
 864             if( !InputSourceInit( p_input, sub, psz_subtitle, "subtitle",
 865                                   VLC_FALSE ) )
 866             {
 867                 TAB_APPEND( p_input->i_slave, p_input->slave, sub );
 868
 869                 /* Select the ES */
 870                 if( !var_Change( p_input, "spu-es", VLC_VAR_GETLIST, &list,
 871                                  NULL ) )
 872                 {
 873                     if( count.i_int == 0 )
 874                         count.i_int++;
 875                         /* if it was first one, there is disable too */
 876
 877                     if( count.i_int < list.p_list->i_count )
 878                     {
 879                         input_ControlPush( p_input, INPUT_CONTROL_SET_ES,
 880                                           &list.p_list->p_values[count.i_int] );
 881                     }
 882                     var_Change( p_input, "spu-es", VLC_VAR_FREELIST, &list,
 883                                 NULL );
 884                 }
 885             }
 886         }
 887
 888         var_Get( p_input, "sub-autodetect-file", &val );
 889         if( val.b_bool )
 890         {
 891             char *psz_autopath = var_GetString( p_input, "sub-autodetect-path" );
 892             char **subs = subtitles_Detect( p_input, psz_autopath,
 893                                             p_input->input.p_item->psz_uri );
 894             input_source_t *sub;
 895
 896             for( i = 0; subs && subs[i]; i++ )
 897             {
 898                 if( strcmp( psz_subtitle, subs[i] ) )
 899                 {
 900                     sub = InputSourceNew( p_input );
 901                     if( !InputSourceInit( p_input, sub, subs[i], "subtitle",
 902                                           VLC_FALSE ) )
 903                     {
 904                          TAB_APPEND( p_input->i_slave, p_input->slave, sub );
 905                     }
 906                 }
 907                 free( subs[i] );
 908             }
 909             if( subs ) free( subs );
 910             if( psz_autopath ) free( psz_autopath );
 911         }
 912         free( psz_subtitle );
 913
 914         /* Look for slave */
 915         psz = var_GetString( p_input, "input-slave" );
 916         if( *psz )
 917         {
 918             char *psz_delim;
 919             input_source_t *slave;
 920             while( psz && *psz )
 921             {
 922                 while( *psz == ' ' || *psz == '#' )
 923                 {
 924                     psz++;
 925                 }
 926                 if( ( psz_delim = strchr( psz, '#' ) ) )
 927                 {
 928                     *psz_delim++ = '\0';
 929                 }
 930                 if( *psz == 0 )
 931                 {
 932                     break;
 933                 }
 934
 935                 msg_Dbg( p_input, "adding slave input '%s'", psz );
 936                 slave = InputSourceNew( p_input );
 937                 if( !InputSourceInit( p_input, slave, psz, NULL, VLC_FALSE ) )
 938                 {
 939                     TAB_APPEND( p_input->i_slave, p_input->slave, slave );
 940                 }
 941                 psz = psz_delim;
 942             }
 943         }
 944         if( psz ) free( psz );
 945     }
 946     else
 947     {
 948         p_input->i_start = 0;
 949         p_input->i_start = 0;
 950     }
 951
 952     /* Set up es_out */
 953     if( !b_quick )
 954     {
 955         es_out_Control( p_input->p_es_out, ES_OUT_SET_ACTIVE, VLC_TRUE );
 956         i_es_out_mode = ES_OUT_MODE_AUTO;
 957         val.p_list = NULL;
 958         if( p_input->p_sout )
 959         {
 960             var_Get( p_input, "sout-all", &val );
 961             if ( val.b_bool )
 962             {
 963                 i_es_out_mode = ES_OUT_MODE_ALL;
 964                 val.p_list = NULL;
 965             }
 966             else
 967             {
 968                 var_Get( p_input, "programs", &val );
 969                 if ( val.p_list && val.p_list->i_count )
 970                 {
 971                     i_es_out_mode = ES_OUT_MODE_PARTIAL;
 972                     /* Note : we should remove the "program" callback. */
 973                 }
 974                 else
 975                     var_Change( p_input, "programs", VLC_VAR_FREELIST, &val,
 976                                 NULL );
 977             }
 978         }
 979         es_out_Control( p_input->p_es_out, ES_OUT_SET_MODE, i_es_out_mode );
 980
 981         /* Inform the demuxer about waited group (needed only for DVB) */
 982         if( i_es_out_mode == ES_OUT_MODE_ALL )
 983         {
 984             demux2_Control( p_input->input.p_demux, DEMUX_SET_GROUP, -1, NULL );
 985         }
 986         else if( i_es_out_mode == ES_OUT_MODE_PARTIAL )
 987         {
 988             demux2_Control( p_input->input.p_demux, DEMUX_SET_GROUP, -1,
 989                             val.p_list );
 990         }
 991         else
 992         {
 993             demux2_Control( p_input->input.p_demux, DEMUX_SET_GROUP,
 994                            (int) var_GetInteger( p_input, "program" ), NULL );
 995         }
 996
 997         if( p_input->p_sout )
 998         {
 999             if( p_input->p_sout->i_out_pace_nocontrol > 0 )
1000             {
1001                 p_input->b_out_pace_control = VLC_FALSE;
1002             }
1003             else
1004             {
1005                 p_input->b_out_pace_control = VLC_TRUE;
1006             }
1007
1008             if( p_input->b_can_pace_control && p_input->b_out_pace_control )
1009             {
1010                 /* We don't want a high input priority here or we'll
1011                  * end-up sucking up all the CPU time */
1012                 vlc_thread_set_priority( p_input, VLC_THREAD_PRIORITY_LOW );
1013             }
1014
1015             msg_Dbg( p_input, "starting in %s mode",
1016                      p_input->b_out_pace_control ? "asynch" : "synch" );
1017         }
1018     }
1019
1020     /* Get meta data from users */
1021     p_meta_tmp = InputMetaUser( p_input );
1022
1023     /* Get meta data from master input */
1024     if( demux2_Control( p_input->input.p_demux, DEMUX_GET_META, &p_meta ) )
1025         p_meta = NULL;
1026
1027     /* Merge them */
1028     if( p_meta == NULL )
1029     {
1030         p_meta = p_meta_tmp;
1031     }
1032     else if( p_meta_tmp )
1033     {
1034         vlc_meta_Merge( p_meta, p_meta_tmp );
1035         vlc_meta_Delete( p_meta_tmp );
1036     }
1037
1038     /* Access_file does not give any meta, and there are no slave */
1039     if( !b_quick )
1040     {
1041         if( !p_input->input.p_access ||
1042             access2_Control( p_input->input.p_access, ACCESS_GET_META,
1043                              &p_meta_tmp))
1044             p_meta_tmp = NULL;
1045
1046         if( p_meta == NULL )
1047         {
1048             p_meta = p_meta_tmp;
1049         }
1050         else if( p_meta_tmp )
1051         {
1052             vlc_meta_Merge( p_meta, p_meta_tmp );
1053             vlc_meta_Delete( p_meta_tmp );
1054         }
1055
1056         /* Get meta data from slave input */
1057         for( i = 0; i < p_input->i_slave; i++ )
1058         {
1059             vlc_meta_t *p_meta_slave;
1060
1061             if( !demux2_Control( p_input->slave[i]->p_demux,
1062                                  DEMUX_GET_META, &p_meta_slave ) )
1063             {
1064                 if( p_meta == NULL )
1065                 {
1066                     p_meta = p_meta_slave;
1067                 }
1068                 else if( p_meta_slave )
1069                 {
1070                     vlc_meta_Merge( p_meta, p_meta_slave );
1071                     vlc_meta_Delete( p_meta_slave );
1072                 }
1073             }
1074
1075             if( p_input->slave[i]->p_access &&
1076                 !access2_Control( p_input->slave[i]->p_access,
1077                                   ACCESS_GET_META, &p_meta_slave ) )
1078             {
1079                 if( p_meta == NULL )
1080                 {
1081                     p_meta = p_meta_slave;
1082                 }
1083                 else if( p_meta_slave )
1084                 {
1085                     vlc_meta_Merge( p_meta, p_meta_slave );
1086                     vlc_meta_Delete( p_meta_slave );
1087                 }
1088             }
1089         }
1090     }
1091
1092     p_input->p_meta = p_meta;
1093     UpdateMeta( p_input, b_quick );
1094
1095     if( !b_quick )
1096     {
1097         msg_Dbg( p_input, "`%s' successfully opened",
1098                  p_input->input.p_item->psz_uri );
1099
1100     }
1101
1102     /* initialization is complete */
1103     p_input->i_state = PLAYING_S;
1104
1105     val.i_int = PLAYING_S;
1106     var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
1107
1108     return VLC_SUCCESS;
1109
1110 error:
1111     if( p_input->p_es_out )
1112         input_EsOutDelete( p_input->p_es_out );
1113
1114     if( p_input->p_sout )
1115         sout_DeleteInstance( p_input->p_sout );
1116
1117     /* Mark them deleted */
1118     p_input->input.p_demux = NULL;
1119     p_input->input.p_stream = NULL;
1120     p_input->input.p_access = NULL;
1121     p_input->p_es_out = NULL;
1122     p_input->p_sout = NULL;
1123
1124     return VLC_EGENERIC;
1125 }
1126
1127 /*****************************************************************************
1128  * Error: RunThread() error loop
1129  *****************************************************************************
1130  * This function is called when an error occurred during thread main's loop.
1131  *****************************************************************************/
1132 static void Error( input_thread_t *p_input )
1133 {
1134     while( !p_input->b_die )
1135     {
1136         /* Sleep a while */
1137         msleep( INPUT_IDLE_SLEEP );
1138     }
1139 }
1140
1141 /*****************************************************************************
1142  * End: end the input thread
1143  *****************************************************************************/
1144 static void End( input_thread_t * p_input )
1145 {
1146     vlc_value_t val;
1147     int i;
1148
1149     msg_Dbg( p_input, "closing input" );
1150
1151     /* We are at the end */
1152     p_input->i_state = END_S;
1153
1154     val.i_int = END_S;
1155     var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
1156
1157     /* Clean control variables */
1158     input_ControlVarClean( p_input );
1159
1160     /* Clean up master */
1161     InputSourceClean( p_input, &p_input->input );
1162
1163     /* Delete slave */
1164     for( i = 0; i < p_input->i_slave; i++ )
1165     {
1166         InputSourceClean( p_input, p_input->slave[i] );
1167         free( p_input->slave[i] );
1168     }
1169     if( p_input->slave ) free( p_input->slave );
1170
1171     /* Unload all modules */
1172     if( p_input->p_es_out )
1173         input_EsOutDelete( p_input->p_es_out );
1174
1175     /* Close optional stream output instance */
1176     if( p_input->p_sout )
1177     {
1178         vlc_object_t *p_pl =
1179             vlc_object_find( p_input, VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
1180         vlc_value_t keep;
1181
1182         if( var_Get( p_input, "sout-keep", &keep ) >= 0 && keep.b_bool && p_pl )
1183         {
1184             /* attach sout to the playlist */
1185             msg_Dbg( p_input, "keeping sout" );
1186             vlc_object_detach( p_input->p_sout );
1187             vlc_object_attach( p_input->p_sout, p_pl );
1188         }
1189         else
1190         {
1191             msg_Dbg( p_input, "destroying sout" );
1192             sout_DeleteInstance( p_input->p_sout );
1193         }
1194         if( p_pl )
1195             vlc_object_release( p_pl );
1196     }
1197
1198     /* Delete meta */
1199     if( p_input->p_meta )
1200         vlc_meta_Delete( p_input->p_meta );
1201
1202     /* Tell we're dead */
1203     p_input->b_dead = VLC_TRUE;
1204 }
1205
1206 /*****************************************************************************
1207  * Control
1208  *****************************************************************************/
1209 static inline int ControlPopNoLock( input_thread_t *p_input,
1210                                     int *pi_type, vlc_value_t *p_val )
1211 {
1212     if( p_input->i_control <= 0 )
1213     {
1214         return VLC_EGENERIC;
1215     }
1216
1217     *pi_type = p_input->control[0].i_type;
1218     *p_val   = p_input->control[0].val;
1219
1220     p_input->i_control--;
1221     if( p_input->i_control > 0 )
1222     {
1223         int i;
1224
1225         for( i = 0; i < p_input->i_control; i++ )
1226         {
1227             p_input->control[i].i_type = p_input->control[i+1].i_type;
1228             p_input->control[i].val    = p_input->control[i+1].val;
1229         }
1230     }
1231
1232     return VLC_SUCCESS;
1233 }
1234
1235 static void ControlReduce( input_thread_t *p_input )
1236 {
1237     int i;
1238     for( i = 1; i < p_input->i_control; i++ )
1239     {
1240         const int i_lt = p_input->control[i-1].i_type;
1241         const int i_ct = p_input->control[i].i_type;
1242
1243         /* XXX We can't merge INPUT_CONTROL_SET_ES */
1244 /*        msg_Dbg( p_input, "[%d/%d] l=%d c=%d", i, p_input->i_control,
1245                  i_lt, i_ct );
1246 */
1247         if( i_lt == i_ct &&
1248             ( i_ct == INPUT_CONTROL_SET_STATE ||
1249               i_ct == INPUT_CONTROL_SET_RATE ||
1250               i_ct == INPUT_CONTROL_SET_POSITION ||
1251               i_ct == INPUT_CONTROL_SET_TIME ||
1252               i_ct == INPUT_CONTROL_SET_PROGRAM ||
1253               i_ct == INPUT_CONTROL_SET_TITLE ||
1254               i_ct == INPUT_CONTROL_SET_SEEKPOINT ||
1255               i_ct == INPUT_CONTROL_SET_BOOKMARK ) )
1256         {
1257             int j;
1258 //            msg_Dbg( p_input, "merged at %d", i );
1259             /* Remove the i-1 */
1260             for( j = i; j <  p_input->i_control; j++ )
1261                 p_input->control[j-1] = p_input->control[j];
1262             p_input->i_control--;
1263         }
1264         else
1265         {
1266             /* TODO but that's not that important
1267                 - merge SET_X with SET_X_CMD
1268                 - remove SET_SEEKPOINT/SET_POSITION/SET_TIME before a SET_TITLE
1269                 - remove SET_SEEKPOINT/SET_POSITION/SET_TIME before another among them
1270                 - ?
1271                 */
1272         }
1273     }
1274 }
1275
1276 static vlc_bool_t Control( input_thread_t *p_input, int i_type,
1277                            vlc_value_t val )
1278 {
1279     vlc_bool_t b_force_update = VLC_FALSE;
1280
1281     if( !p_input ) return b_force_update;
1282
1283     switch( i_type )
1284     {
1285         case INPUT_CONTROL_SET_DIE:
1286             msg_Dbg( p_input, "control: stopping input" );
1287             /* Mark all submodules to die */
1288             if( p_input->input.p_access )
1289                 p_input->input.p_access->b_die = VLC_TRUE;
1290             if( p_input->input.p_stream )
1291                 p_input->input.p_stream->b_die = VLC_TRUE;
1292             p_input->input.p_demux->b_die = VLC_TRUE;
1293
1294             p_input->b_die = VLC_TRUE;
1295             break;
1296
1297         case INPUT_CONTROL_SET_POSITION:
1298         case INPUT_CONTROL_SET_POSITION_OFFSET:
1299         {
1300             double f_pos;
1301             if( i_type == INPUT_CONTROL_SET_POSITION )
1302             {
1303                 f_pos = val.f_float;
1304             }
1305             else
1306             {
1307                 /* Should not fail */
1308                 demux2_Control( p_input->input.p_demux,
1309                                 DEMUX_GET_POSITION, &f_pos );
1310                 f_pos += val.f_float;
1311             }
1312             if( f_pos < 0.0 ) f_pos = 0.0;
1313             if( f_pos > 1.0 ) f_pos = 1.0;
1314             /* Reset the decoders states and clock synch (before calling the demuxer */
1315             es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1316             input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE );
1317             if( demux2_Control( p_input->input.p_demux, DEMUX_SET_POSITION,
1318                                 f_pos ) )
1319             {
1320                 msg_Err( p_input, "INPUT_CONTROL_SET_POSITION(_OFFSET) "
1321                          "%2.1f%% failed", f_pos * 100 );
1322             }
1323             else
1324             {
1325                 if( p_input->i_slave > 0 )
1326                     SlaveSeek( p_input );
1327
1328                 b_force_update = VLC_TRUE;
1329             }
1330             break;
1331         }
1332
1333         case INPUT_CONTROL_SET_TIME:
1334         case INPUT_CONTROL_SET_TIME_OFFSET:
1335         {
1336             int64_t i_time;
1337             int i_ret;
1338
1339             if( i_type == INPUT_CONTROL_SET_TIME )
1340             {
1341                 i_time = val.i_time;
1342             }
1343             else
1344             {
1345                 /* Should not fail */
1346                 demux2_Control( p_input->input.p_demux,
1347                                 DEMUX_GET_TIME, &i_time );
1348                 i_time += val.i_time;
1349             }
1350             if( i_time < 0 ) i_time = 0;
1351
1352             /* Reset the decoders states and clock synch (before calling the demuxer */
1353             es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1354             input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE );
1355
1356             i_ret = demux2_Control( p_input->input.p_demux,
1357                                     DEMUX_SET_TIME, i_time );
1358             if( i_ret )
1359             {
1360                 int64_t i_length;
1361
1362                 /* Emulate it with a SET_POS */
1363                 demux2_Control( p_input->input.p_demux,
1364                                 DEMUX_GET_LENGTH, &i_length );
1365                 if( i_length > 0 )
1366                 {
1367                     double f_pos = (double)i_time / (double)i_length;
1368                     i_ret = demux2_Control( p_input->input.p_demux,
1369                                             DEMUX_SET_POSITION, f_pos );
1370                 }
1371             }
1372             if( i_ret )
1373             {
1374                 msg_Warn( p_input, "INPUT_CONTROL_SET_TIME(_OFFSET) "I64Fd
1375                          " failed or not possible", i_time );
1376             }
1377             else
1378             {
1379                 if( p_input->i_slave > 0 )
1380                     SlaveSeek( p_input );
1381
1382                 b_force_update = VLC_TRUE;
1383             }
1384             break;
1385         }
1386
1387         case INPUT_CONTROL_SET_STATE:
1388             if( ( val.i_int == PLAYING_S && p_input->i_state == PAUSE_S ) ||
1389                 ( val.i_int == PAUSE_S && p_input->i_state == PAUSE_S ) )
1390             {
1391                 int i_ret;
1392                 if( p_input->input.p_access )
1393                     i_ret = access2_Control( p_input->input.p_access,
1394                                              ACCESS_SET_PAUSE_STATE, VLC_FALSE );
1395                 else
1396                     i_ret = demux2_Control( p_input->input.p_demux,
1397                                             DEMUX_SET_PAUSE_STATE, VLC_FALSE );
1398
1399                 if( i_ret )
1400                 {
1401                     /* FIXME What to do ? */
1402                     msg_Warn( p_input, "cannot unset pause -> EOF" );
1403                     vlc_mutex_unlock( &p_input->lock_control );
1404                     input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL );
1405                     vlc_mutex_lock( &p_input->lock_control );
1406                 }
1407
1408                 b_force_update = VLC_TRUE;
1409
1410                 /* Switch to play */
1411                 p_input->i_state = PLAYING_S;
1412                 val.i_int = PLAYING_S;
1413                 var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
1414
1415                 /* Reset clock */
1416                 es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1417                 input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE );
1418             }
1419             else if( val.i_int == PAUSE_S && p_input->i_state == PLAYING_S &&
1420                      p_input->b_can_pause )
1421             {
1422                 int i_ret;
1423                 if( p_input->input.p_access )
1424                     i_ret = access2_Control( p_input->input.p_access,
1425                                              ACCESS_SET_PAUSE_STATE, VLC_TRUE );
1426                 else
1427                     i_ret = demux2_Control( p_input->input.p_demux,
1428                                             DEMUX_SET_PAUSE_STATE, VLC_TRUE );
1429
1430                 b_force_update = VLC_TRUE;
1431
1432                 if( i_ret )
1433                 {
1434                     msg_Warn( p_input, "cannot set pause state" );
1435                     val.i_int = p_input->i_state;
1436                 }
1437                 else
1438                 {
1439                     val.i_int = PAUSE_S;
1440                 }
1441
1442                 /* Switch to new state */
1443                 p_input->i_state = val.i_int;
1444                 var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
1445             }
1446             else if( val.i_int == PAUSE_S && !p_input->b_can_pause )
1447             {
1448                 b_force_update = VLC_TRUE;
1449
1450                 /* Correct "state" value */
1451                 val.i_int = p_input->i_state;
1452                 var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
1453             }
1454             else if( val.i_int != PLAYING_S && val.i_int != PAUSE_S )
1455             {
1456                 msg_Err( p_input, "invalid state in INPUT_CONTROL_SET_STATE" );
1457             }
1458             break;
1459
1460         case INPUT_CONTROL_SET_RATE:
1461         case INPUT_CONTROL_SET_RATE_SLOWER:
1462         case INPUT_CONTROL_SET_RATE_FASTER:
1463         {
1464             int i_rate;
1465
1466             if( i_type == INPUT_CONTROL_SET_RATE_SLOWER )
1467                 i_rate = p_input->i_rate * 2;
1468             else if( i_type == INPUT_CONTROL_SET_RATE_FASTER )
1469                 i_rate = p_input->i_rate / 2;
1470             else
1471                 i_rate = val.i_int;
1472
1473             if( i_rate < INPUT_RATE_MIN )
1474             {
1475                 msg_Dbg( p_input, "cannot set rate faster" );
1476                 i_rate = INPUT_RATE_MIN;
1477             }
1478             else if( i_rate > INPUT_RATE_MAX )
1479             {
1480                 msg_Dbg( p_input, "cannot set rate slower" );
1481                 i_rate = INPUT_RATE_MAX;
1482             }
1483             if( i_rate != INPUT_RATE_DEFAULT &&
1484                 ( !p_input->b_can_pace_control ||
1485                   ( p_input->p_sout && !p_input->b_out_pace_control ) ) )
1486             {
1487                 msg_Dbg( p_input, "cannot change rate" );
1488                 i_rate = INPUT_RATE_DEFAULT;
1489             }
1490             if( i_rate != p_input->i_rate )
1491             {
1492                 p_input->i_rate  = i_rate;
1493                 val.i_int = i_rate;
1494                 var_Change( p_input, "rate", VLC_VAR_SETVALUE, &val, NULL );
1495
1496                 /* We haven't send data to decoder when rate != default */
1497                 if( i_rate == INPUT_RATE_DEFAULT )
1498                     input_EsOutDiscontinuity( p_input->p_es_out, VLC_TRUE );
1499
1500                 /* Reset clock */
1501                 es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1502
1503                 b_force_update = VLC_TRUE;
1504             }
1505             break;
1506         }
1507
1508         case INPUT_CONTROL_SET_PROGRAM:
1509             /* No need to force update, es_out does it if needed */
1510             es_out_Control( p_input->p_es_out,
1511                             ES_OUT_SET_GROUP, val.i_int );
1512
1513             demux2_Control( p_input->input.p_demux, DEMUX_SET_GROUP, val.i_int,
1514                             NULL );
1515             break;
1516
1517         case INPUT_CONTROL_SET_ES:
1518             /* No need to force update, es_out does it if needed */
1519             es_out_Control( p_input->p_es_out, ES_OUT_SET_ES,
1520                             input_EsOutGetFromID( p_input->p_es_out,
1521                                                   val.i_int ) );
1522             break;
1523
1524         case INPUT_CONTROL_SET_AUDIO_DELAY:
1525             input_EsOutSetDelay( p_input->p_es_out,
1526                                  AUDIO_ES, val.i_time );
1527             var_Change( p_input, "audio-delay", VLC_VAR_SETVALUE, &val, NULL );
1528             break;
1529
1530         case INPUT_CONTROL_SET_SPU_DELAY:
1531             input_EsOutSetDelay( p_input->p_es_out,
1532                                  SPU_ES, val.i_time );
1533             var_Change( p_input, "spu-delay", VLC_VAR_SETVALUE, &val, NULL );
1534             break;
1535
1536         case INPUT_CONTROL_SET_TITLE:
1537         case INPUT_CONTROL_SET_TITLE_NEXT:
1538         case INPUT_CONTROL_SET_TITLE_PREV:
1539             if( p_input->input.b_title_demux &&
1540                 p_input->input.i_title > 0 )
1541             {
1542                 /* TODO */
1543                 /* FIXME handle demux title */
1544                 demux_t *p_demux = p_input->input.p_demux;
1545                 int i_title;
1546
1547                 if( i_type == INPUT_CONTROL_SET_TITLE_PREV )
1548                     i_title = p_demux->info.i_title - 1;
1549                 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
1550                     i_title = p_demux->info.i_title + 1;
1551                 else
1552                     i_title = val.i_int;
1553
1554                 if( i_title >= 0 && i_title < p_input->input.i_title )
1555                 {
1556                     input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE );
1557                     es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1558
1559                     demux2_Control( p_demux, DEMUX_SET_TITLE, i_title );
1560                     input_ControlVarTitle( p_input, i_title );
1561                 }
1562             }
1563             else if( p_input->input.i_title > 0 )
1564             {
1565                 access_t *p_access = p_input->input.p_access;
1566                 int i_title;
1567
1568                 if( i_type == INPUT_CONTROL_SET_TITLE_PREV )
1569                     i_title = p_access->info.i_title - 1;
1570                 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
1571                     i_title = p_access->info.i_title + 1;
1572                 else
1573                     i_title = val.i_int;
1574
1575                 if( i_title >= 0 && i_title < p_input->input.i_title )
1576                 {
1577                     input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE );
1578                     es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1579
1580                     access2_Control( p_access, ACCESS_SET_TITLE, i_title );
1581                     stream_AccessReset( p_input->input.p_stream );
1582                 }
1583             }
1584             break;
1585         case INPUT_CONTROL_SET_SEEKPOINT:
1586         case INPUT_CONTROL_SET_SEEKPOINT_NEXT:
1587         case INPUT_CONTROL_SET_SEEKPOINT_PREV:
1588             if( p_input->input.b_title_demux &&
1589                 p_input->input.i_title > 0 )
1590             {
1591                 demux_t *p_demux = p_input->input.p_demux;
1592                 int i_seekpoint;
1593                 int64_t i_input_time;
1594                 int64_t i_seekpoint_time;
1595
1596                 if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV )
1597                 {
1598                     i_seekpoint = p_demux->info.i_seekpoint;
1599                     i_seekpoint_time = p_input->input.title[p_demux->info.i_title]->seekpoint[i_seekpoint]->i_time_offset;
1600                     if( i_seekpoint_time >= 0 &&
1601                          !demux2_Control( p_demux,
1602                                           DEMUX_GET_TIME, &i_input_time ) )
1603                     {
1604                         if ( i_input_time < i_seekpoint_time + 3000000 )
1605                             i_seekpoint--;
1606                     }
1607                     else
1608                         i_seekpoint--;
1609                 }
1610                 else if( i_type == INPUT_CONTROL_SET_SEEKPOINT_NEXT )
1611                     i_seekpoint = p_demux->info.i_seekpoint + 1;
1612                 else
1613                     i_seekpoint = val.i_int;
1614
1615                 if( i_seekpoint >= 0 && i_seekpoint <
1616                     p_input->input.title[p_demux->info.i_title]->i_seekpoint )
1617                 {
1618                     input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE );
1619                     es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1620
1621                     demux2_Control( p_demux, DEMUX_SET_SEEKPOINT, i_seekpoint );
1622                 }
1623             }
1624             else if( p_input->input.i_title > 0 )
1625             {
1626                 demux_t *p_demux = p_input->input.p_demux;
1627                 access_t *p_access = p_input->input.p_access;
1628                 int i_seekpoint;
1629                 int64_t i_input_time;
1630                 int64_t i_seekpoint_time;
1631
1632                 if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV )
1633                 {
1634                     i_seekpoint = p_access->info.i_seekpoint;
1635                     i_seekpoint_time = p_input->input.title[p_access->info.i_title]->seekpoint[i_seekpoint]->i_time_offset;
1636                     if( i_seekpoint_time >= 0 &&
1637                         demux2_Control( p_demux,
1638                                         DEMUX_GET_TIME, &i_input_time ) )
1639                     {
1640                         if ( i_input_time < i_seekpoint_time + 3000000 )
1641                             i_seekpoint--;
1642                     }
1643                     else
1644                         i_seekpoint--;
1645                 }
1646                 else if( i_type == INPUT_CONTROL_SET_SEEKPOINT_NEXT )
1647                     i_seekpoint = p_access->info.i_seekpoint + 1;
1648                 else
1649                     i_seekpoint = val.i_int;
1650
1651                 if( i_seekpoint >= 0 && i_seekpoint <
1652                     p_input->input.title[p_access->info.i_title]->i_seekpoint )
1653                 {
1654                     input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE );
1655                     es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1656
1657                     access2_Control( p_access, ACCESS_SET_SEEKPOINT, i_seekpoint );
1658                     stream_AccessReset( p_input->input.p_stream );
1659                 }
1660             }
1661             break;
1662
1663         case INPUT_CONTROL_ADD_SLAVE:
1664             if( val.psz_string )
1665             {
1666                 input_source_t *slave = InputSourceNew( p_input );
1667
1668                 if( !InputSourceInit( p_input, slave, val.psz_string, NULL,
1669                                       VLC_FALSE ) )
1670                 {
1671                     vlc_meta_t *p_meta_new = NULL;
1672                     vlc_meta_t *p_meta;
1673                     int64_t i_time;
1674
1675                     /* Add the slave */
1676                     msg_Dbg( p_input, "adding %s as slave on the fly",
1677                              val.psz_string );
1678
1679                     /* Set position */
1680                     if( demux2_Control( p_input->input.p_demux,
1681                                         DEMUX_GET_TIME, &i_time ) )
1682                     {
1683                         msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
1684                         InputSourceClean( p_input, slave );
1685                         free( slave );
1686                         break;
1687                     }
1688                     if( demux2_Control( slave->p_demux,
1689                                         DEMUX_SET_TIME, i_time ) )
1690                     {
1691                         msg_Err( p_input, "seek failed for new slave" );
1692                         InputSourceClean( p_input, slave );
1693                         free( slave );
1694                         break;
1695                     }
1696
1697
1698                     /* Get meta (access and demux) */
1699                     if( access2_Control( slave->p_access,
1700                                           ACCESS_GET_META, &p_meta_new ) )
1701                         p_meta_new = NULL;
1702                     if( !demux2_Control( slave->p_demux,
1703                                          DEMUX_GET_META, &p_meta ) )
1704                     {
1705                         if( p_meta_new )
1706                         {
1707                             vlc_meta_Merge( p_meta_new, p_meta );
1708                             vlc_meta_Delete( p_meta );
1709                         }
1710                         else
1711                         {
1712                             p_meta_new = p_meta;
1713                         }
1714                     }
1715                     /* Update meta */
1716                     if( p_meta_new )
1717                     {
1718                         if( p_input->p_meta )
1719                         {
1720                             vlc_meta_Merge( p_input->p_meta, p_meta_new );
1721                             vlc_meta_Delete( p_meta_new );
1722                         }
1723                         else
1724                         {
1725                             p_input->p_meta = p_meta_new;
1726                         }
1727                         UpdateMeta( p_input, VLC_FALSE );
1728                     }
1729
1730                     TAB_APPEND( p_input->i_slave, p_input->slave, slave );
1731                 }
1732                 else
1733                 {
1734                     msg_Warn( p_input, "failed to add %s as slave",
1735                               val.psz_string );
1736                 }
1737
1738                 free( val.psz_string );
1739             }
1740             break;
1741
1742         case INPUT_CONTROL_SET_BOOKMARK:
1743         default:
1744             msg_Err( p_input, "not yet implemented" );
1745             break;
1746     }
1747
1748     return b_force_update;
1749 }
1750
1751 /*****************************************************************************
1752  * UpdateFromDemux:
1753  *****************************************************************************/
1754 static int UpdateFromDemux( input_thread_t *p_input )
1755 {
1756     demux_t *p_demux = p_input->input.p_demux;
1757     vlc_value_t v;
1758
1759     if( p_demux->info.i_update & INPUT_UPDATE_TITLE )
1760     {
1761         v.i_int = p_demux->info.i_title;
1762         var_Change( p_input, "title", VLC_VAR_SETVALUE, &v, NULL );
1763
1764         input_ControlVarTitle( p_input, p_demux->info.i_title );
1765
1766         p_demux->info.i_update &= ~INPUT_UPDATE_TITLE;
1767     }
1768     if( p_demux->info.i_update & INPUT_UPDATE_SEEKPOINT )
1769     {
1770         v.i_int = p_demux->info.i_seekpoint;
1771         var_Change( p_input, "chapter", VLC_VAR_SETVALUE, &v, NULL);
1772
1773         p_demux->info.i_update &= ~INPUT_UPDATE_SEEKPOINT;
1774     }
1775     p_demux->info.i_update &= ~INPUT_UPDATE_SIZE;
1776
1777     /* Hmmm only works with master input */
1778     if( p_input->input.p_demux == p_demux )
1779     {
1780         int i_title_end = p_input->input.i_title_end -
1781             p_input->input.i_title_offset;
1782         int i_seekpoint_end = p_input->input.i_seekpoint_end -
1783             p_input->input.i_seekpoint_offset;
1784
1785         if( i_title_end >= 0 && i_seekpoint_end >= 0 )
1786         {
1787             if( p_demux->info.i_title > i_title_end ||
1788                 ( p_demux->info.i_title == i_title_end &&
1789                   p_demux->info.i_seekpoint > i_seekpoint_end ) ) return 0;
1790         }
1791         else if( i_seekpoint_end >=0 )
1792         {
1793             if( p_demux->info.i_seekpoint > i_seekpoint_end ) return 0;
1794         }
1795         else if( i_title_end >= 0 )
1796         {
1797             if( p_demux->info.i_title > i_title_end ) return 0;
1798         }
1799     }
1800
1801     return 1;
1802 }
1803
1804 /*****************************************************************************
1805  * UpdateFromAccess:
1806  *****************************************************************************/
1807 static int UpdateFromAccess( input_thread_t *p_input )
1808 {
1809     access_t *p_access = p_input->input.p_access;
1810     vlc_value_t v;
1811
1812     if( p_access->info.i_update & INPUT_UPDATE_TITLE )
1813     {
1814         v.i_int = p_access->info.i_title;
1815         var_Change( p_input, "title", VLC_VAR_SETVALUE, &v, NULL );
1816
1817         input_ControlVarTitle( p_input, p_access->info.i_title );
1818
1819         stream_AccessUpdate( p_input->input.p_stream );
1820
1821         p_access->info.i_update &= ~INPUT_UPDATE_TITLE;
1822     }
1823     if( p_access->info.i_update & INPUT_UPDATE_SEEKPOINT )
1824     {
1825         v.i_int = p_access->info.i_seekpoint;
1826         var_Change( p_input, "chapter", VLC_VAR_SETVALUE, &v, NULL);
1827
1828         p_access->info.i_update &= ~INPUT_UPDATE_SEEKPOINT;
1829     }
1830     if( p_access->info.i_update & INPUT_UPDATE_META )
1831     {
1832         /* TODO maybe multi - access ? */
1833         vlc_meta_t *p_meta;
1834         if( !access2_Control( p_input->input.p_access,ACCESS_GET_META,&p_meta))
1835         {
1836             if( p_input->p_meta )
1837             {
1838                 vlc_meta_Merge( p_input->p_meta, p_meta );
1839                 vlc_meta_Delete( p_meta );
1840             }
1841             else
1842             {
1843                 p_input->p_meta = p_meta;
1844             }
1845
1846             UpdateMeta( p_input, VLC_FALSE );
1847             var_SetBool( p_input, "item-change", p_input->input.p_item->i_id );
1848         }
1849         p_access->info.i_update &= ~INPUT_UPDATE_META;
1850     }
1851
1852     p_access->info.i_update &= ~INPUT_UPDATE_SIZE;
1853
1854     /* Hmmm only works with master input */
1855     if( p_input->input.p_access == p_access )
1856     {
1857         int i_title_end = p_input->input.i_title_end -
1858             p_input->input.i_title_offset;
1859         int i_seekpoint_end = p_input->input.i_seekpoint_end -
1860             p_input->input.i_seekpoint_offset;
1861
1862         if( i_title_end >= 0 && i_seekpoint_end >=0 )
1863         {
1864             if( p_access->info.i_title > i_title_end ||
1865                 ( p_access->info.i_title == i_title_end &&
1866                   p_access->info.i_seekpoint > i_seekpoint_end ) ) return 0;
1867         }
1868         else if( i_seekpoint_end >=0 )
1869         {
1870             if( p_access->info.i_seekpoint > i_seekpoint_end ) return 0;
1871         }
1872         else if( i_title_end >= 0 )
1873         {
1874             if( p_access->info.i_title > i_title_end ) return 0;
1875         }
1876     }
1877
1878     return 1;
1879 }
1880
1881 /*****************************************************************************
1882  * UpdateMeta:
1883  *****************************************************************************/
1884 static int  UpdateMeta( input_thread_t *p_input, vlc_bool_t b_quick )
1885 {
1886     vlc_meta_t *p_meta = p_input->p_meta;
1887     int i;
1888
1889     if( !p_meta || p_meta->i_meta == 0 )
1890         return VLC_SUCCESS;
1891
1892     if( !b_quick ) msg_Dbg( p_input, "meta information:" );
1893     for( i = 0; i < p_meta->i_meta; i++ )
1894     {
1895         if( !b_quick )
1896             msg_Dbg( p_input, "  - '%s' = '%s'",
1897                      _(p_meta->name[i]), p_meta->value[i] );
1898
1899         if( !strcmp(p_meta->name[i], VLC_META_TITLE) && p_meta->value[i] &&
1900             !p_input->input.p_item->b_fixed_name )
1901             input_Control( p_input, INPUT_SET_NAME, p_meta->value[i] );
1902
1903         if( !strcmp( p_meta->name[i], VLC_META_AUTHOR ) )
1904             input_Control( p_input, INPUT_ADD_INFO, _("General"),
1905                            _("Author"), p_meta->value[i] );
1906
1907         input_Control( p_input, INPUT_ADD_INFO, _("Meta-information"),
1908                       _(p_meta->name[i]), "%s", p_meta->value[i] );
1909     }
1910
1911     for( i = 0; i < p_meta->i_track; i++ )
1912     {
1913         vlc_meta_t *tk = p_meta->track[i];
1914         int j;
1915
1916         if( tk->i_meta > 0 )
1917         {
1918             char *psz_cat = malloc( strlen(_("Stream")) + 10 );
1919
1920             msg_Dbg( p_input, "  - track[%d]:", i );
1921
1922             sprintf( psz_cat, "%s %d", _("Stream"), i );
1923             for( j = 0; j < tk->i_meta; j++ )
1924             {
1925                 msg_Dbg( p_input, "     - '%s' = '%s'", _(tk->name[j]),
1926                          tk->value[j] );
1927
1928                 input_Control( p_input, INPUT_ADD_INFO, psz_cat,
1929                                _(tk->name[j]), "%s", tk->value[j] );
1930             }
1931         }
1932     }
1933
1934     if( p_input->p_sout && p_input->p_sout->p_meta == NULL )
1935     {
1936         p_input->p_sout->p_meta = vlc_meta_Duplicate( p_meta );
1937     }
1938
1939     return VLC_SUCCESS;
1940 }
1941
1942 /*****************************************************************************
1943  * UpdateItemLength:
1944  *****************************************************************************/
1945 static void UpdateItemLength( input_thread_t *p_input, int64_t i_length,
1946                               vlc_bool_t b_quick )
1947 {
1948     playlist_t *p_playlist;
1949     char psz_buffer[MSTRTIME_MAX_SIZE];
1950
1951     vlc_mutex_lock( &p_input->input.p_item->lock );
1952     p_input->input.p_item->i_duration = i_length;
1953     vlc_mutex_unlock( &p_input->input.p_item->lock );
1954
1955         p_playlist = vlc_object_find( p_input, VLC_OBJECT_PLAYLIST,
1956                                                FIND_PARENT);
1957     if( p_playlist )
1958     {
1959         var_SetInteger( p_playlist, "item-change",
1960                         p_input->input.p_item->i_id );
1961         vlc_object_release( p_playlist );
1962     }
1963
1964     input_Control( p_input, INPUT_ADD_INFO, _("General"), _("Duration"),
1965                    msecstotimestr( psz_buffer, i_length / 1000 ) );
1966 }
1967
1968 /*****************************************************************************
1969  * InputSourceNew:
1970  *****************************************************************************/
1971 static input_source_t *InputSourceNew( input_thread_t *p_input )
1972 {
1973     input_source_t *in = (input_source_t*) malloc( sizeof( input_source_t ) );
1974
1975     if( !in )
1976     {
1977         msg_Err( p_input, "out of memory for new input source" );
1978         return NULL;
1979     }
1980
1981     in->p_item   = NULL;
1982     in->p_access = NULL;
1983     in->p_stream = NULL;
1984     in->p_demux  = NULL;
1985     in->b_title_demux = VLC_FALSE;
1986     in->i_title  = 0;
1987     in->title    = NULL;
1988     in->b_can_pace_control = VLC_TRUE;
1989     in->b_eof = VLC_FALSE;
1990     in->i_cr_average = 0;
1991
1992     return in;
1993 }
1994
1995 /*****************************************************************************
1996  * InputSourceInit:
1997  *****************************************************************************/
1998 static int InputSourceInit( input_thread_t *p_input,
1999                             input_source_t *in, char *psz_mrl,
2000                             char *psz_forced_demux, vlc_bool_t b_quick )
2001 {
2002     char *psz_dup = strdup( psz_mrl );
2003     char *psz_access;
2004     char *psz_demux;
2005     char *psz_path;
2006     char *psz_tmp;
2007     char *psz;
2008     vlc_value_t val;
2009
2010     if( !in ) return VLC_EGENERIC;
2011
2012     /* Split uri */
2013     if( !b_quick )
2014     {
2015         MRLSplit( VLC_OBJECT(p_input), psz_dup,
2016                   &psz_access, &psz_demux, &psz_path );
2017
2018         msg_Dbg( p_input, "`%s' gives access `%s' demux `%s' path `%s'",
2019                  psz_mrl, psz_access, psz_demux, psz_path );
2020
2021         /* Hack to allow udp://@:port syntax */
2022         if( !psz_access ||
2023             (strncmp( psz_access, "udp", 3 ) &&
2024              strncmp( psz_access, "rtp", 3 )) )
2025
2026         /* Find optional titles and seekpoints */
2027         MRLSections( p_input, psz_path, &in->i_title_start, &in->i_title_end,
2028                      &in->i_seekpoint_start, &in->i_seekpoint_end );
2029
2030         if( psz_forced_demux && *psz_forced_demux )
2031         {
2032             psz_demux = psz_forced_demux;
2033         }
2034         else if( !psz_demux || *psz_demux == '\0' )
2035         {
2036             /* special hack for forcing a demuxer with --demux=module
2037              * (and do nothing with a list) */
2038             char *psz_var_demux = var_GetString( p_input, "demux" );
2039
2040             if( *psz_var_demux != '\0' &&
2041                 !strchr(psz_var_demux, ',' ) &&
2042                 !strchr(psz_var_demux, ':' ) )
2043             {
2044                 psz_demux = psz_var_demux;
2045
2046                 msg_Dbg( p_input, "Enforce demux ` %s'", psz_demux );
2047             }
2048             else if( psz_var_demux )
2049             {
2050                 free( psz_var_demux );
2051             }
2052         }
2053
2054         /* Try access_demux if no demux given */
2055         if( *psz_demux == '\0' )
2056         {
2057             in->p_demux = demux2_New( p_input, psz_access, psz_demux, psz_path,
2058                                       NULL, p_input->p_es_out, VLC_FALSE );
2059         }
2060     }
2061     else
2062     {
2063         psz_path = psz_mrl;
2064         msg_Dbg( p_input, "trying to preparse %s",  psz_path );
2065         psz_demux = strdup( "" );
2066         psz_access = strdup( "file" );
2067     }
2068
2069     if( in->p_demux )
2070     {
2071         int64_t i_pts_delay;
2072
2073         /* Get infos from access_demux */
2074         demux2_Control( in->p_demux,
2075                         DEMUX_GET_PTS_DELAY, &i_pts_delay );
2076         p_input->i_pts_delay = __MAX( p_input->i_pts_delay, i_pts_delay );
2077
2078         in->b_title_demux = VLC_TRUE;
2079         if( demux2_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
2080                             &in->title, &in->i_title,
2081                             &in->i_title_offset, &in->i_seekpoint_offset ) )
2082         {
2083             in->i_title = 0;
2084             in->title   = NULL;
2085         }
2086         demux2_Control( in->p_demux, DEMUX_CAN_CONTROL_PACE,
2087                         &in->b_can_pace_control );
2088         demux2_Control( in->p_demux, DEMUX_CAN_PAUSE,
2089                         &in->b_can_pause );
2090
2091         /* FIXME todo
2092         demux2_Control( in->p_demux, DEMUX_CAN_SEEK,
2093                         &val.b_bool );
2094         */
2095     }
2096     else
2097     {
2098         int64_t i_pts_delay;
2099
2100         /* Now try a real access */
2101         in->p_access = access2_New( p_input, psz_access, psz_demux, psz_path,
2102                                     b_quick );
2103
2104         /* Access failed, URL encoded ? */
2105         if( in->p_access == NULL && strchr( psz_path, '%' ) )
2106         {
2107             DecodeUrl( psz_path );
2108
2109             msg_Dbg( p_input, "retrying with access `%s' demux `%s' path `%s'",
2110                      psz_access, psz_demux, psz_path );
2111
2112             in->p_access = access2_New( p_input,
2113                                         psz_access, psz_demux, psz_path,
2114                                         b_quick );
2115         }
2116 #ifndef WIN32      /* Remove this gross hack from the win32 build as colons
2117                         * are forbidden in filenames on Win32. */
2118
2119         /* Maybe we got something like: /Volumes/toto:titi/gabu.mpg */
2120         if( in->p_access == NULL &&
2121             *psz_access == '\0' && ( *psz_demux || *psz_path ) )
2122         {
2123             if( psz_dup ) free( psz_dup );
2124             psz_dup = strdup( psz_mrl );
2125             psz_access = "";
2126             psz_demux = "";
2127             psz_path = psz_dup;
2128
2129             in->p_access = access2_New( p_input,
2130                                         psz_access, psz_demux, psz_path,
2131                                         b_quick );
2132         }
2133 #endif
2134
2135         if( in->p_access == NULL )
2136         {
2137             msg_Err( p_input, "no suitable access module for `%s'", psz_mrl );
2138             intf_UserFatal( VLC_OBJECT( p_input),
2139                             _("Errors"),"Unable to open '%s'", psz_mrl );
2140             goto error;
2141         }
2142
2143         /* */
2144         psz_tmp = psz = var_GetString( p_input, "access-filter" );
2145         while( psz && *psz )
2146         {
2147             access_t *p_access = in->p_access;
2148             char *end = strchr( psz, ':' );
2149
2150             if( end )
2151                 *end++ = '\0';
2152
2153             in->p_access = access2_FilterNew( in->p_access, psz );
2154             if( in->p_access == NULL )
2155             {
2156                 in->p_access = p_access;
2157                 msg_Warn( p_input, "failed to insert access filter %s",
2158                           psz );
2159             }
2160
2161             psz = end;
2162         }
2163         if( psz_tmp ) free( psz_tmp );
2164
2165         /* Get infos from access */
2166         if( !b_quick )
2167         {
2168             access2_Control( in->p_access,
2169                              ACCESS_GET_PTS_DELAY, &i_pts_delay );
2170             p_input->i_pts_delay = __MAX( p_input->i_pts_delay, i_pts_delay );
2171
2172             in->b_title_demux = VLC_FALSE;
2173             if( access2_Control( in->p_access, ACCESS_GET_TITLE_INFO,
2174                                  &in->title, &in->i_title,
2175                                 &in->i_title_offset, &in->i_seekpoint_offset ) )
2176
2177             {
2178                 in->i_title = 0;
2179                 in->title   = NULL;
2180             }
2181             access2_Control( in->p_access, ACCESS_CAN_CONTROL_PACE,
2182                              &in->b_can_pace_control );
2183             access2_Control( in->p_access, ACCESS_CAN_PAUSE,
2184                              &in->b_can_pause );
2185             access2_Control( in->p_access, ACCESS_CAN_SEEK,
2186                              &val.b_bool );
2187             var_Set( p_input, "seekable", val );
2188         }
2189
2190         /* Create the stream_t */
2191         in->p_stream = stream_AccessNew( in->p_access, b_quick );
2192         if( in->p_stream == NULL )
2193         {
2194             msg_Warn( p_input, "cannot create a stream_t from access" );
2195             goto error;
2196         }
2197
2198         /* Open a demuxer */
2199         if( *psz_demux == '\0' && *in->p_access->psz_demux )
2200         {
2201             psz_demux = in->p_access->psz_demux;
2202         }
2203         in->p_demux = demux2_New( p_input, psz_access, psz_demux, psz_path,
2204                                   in->p_stream, p_input->p_es_out, b_quick );
2205         if( in->p_demux == NULL )
2206         {
2207             msg_Err( p_input, "no suitable demux module for `%s/%s://%s'",
2208                      psz_access, psz_demux, psz_path );
2209             intf_UserFatal( VLC_OBJECT( p_input), _("Errors"),
2210                             "Unrecognized format for '%s'", psz_mrl );
2211             goto error;
2212         }
2213
2214         /* TODO get title from demux */
2215         if( !b_quick && in->i_title <= 0 )
2216         {
2217             if( demux2_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
2218                                 &in->title, &in->i_title,
2219                                 &in->i_title_offset, &in->i_seekpoint_offset ))
2220             {
2221                 in->i_title = 0;
2222                 in->title   = NULL;
2223             }
2224             else
2225             {
2226                 in->b_title_demux = VLC_TRUE;
2227             }
2228         }
2229     }
2230
2231     if( var_GetInteger( p_input, "clock-synchro" ) != -1 )
2232         in->b_can_pace_control = !var_GetInteger( p_input, "clock-synchro" );
2233
2234     if( psz_dup ) free( psz_dup );
2235     return VLC_SUCCESS;
2236
2237 error:
2238     if( in->p_demux )
2239         demux2_Delete( in->p_demux );
2240
2241     if( in->p_stream )
2242         stream_Delete( in->p_stream );
2243
2244     if( in->p_access )
2245         access2_Delete( in->p_access );
2246     if( psz_dup ) free( psz_dup );
2247
2248     return VLC_EGENERIC;
2249 }
2250
2251 /*****************************************************************************
2252  * InputSourceClean:
2253  *****************************************************************************/
2254 static void InputSourceClean( input_thread_t *p_input, input_source_t *in )
2255 {
2256     if( in->p_demux )
2257         demux2_Delete( in->p_demux );
2258
2259     if( in->p_stream )
2260         stream_Delete( in->p_stream );
2261
2262     if( in->p_access )
2263         access2_Delete( in->p_access );
2264
2265     if( in->i_title > 0 )
2266     {
2267         int i;
2268         for( i = 0; i < in->i_title; i++ )
2269         {
2270             vlc_input_title_Delete( in->title[i] );
2271         }
2272         free( in->title );
2273     }
2274 }
2275
2276 static void SlaveDemux( input_thread_t *p_input )
2277 {
2278     int64_t i_time;
2279     int i;
2280
2281     if( demux2_Control( p_input->input.p_demux, DEMUX_GET_TIME, &i_time ) )
2282     {
2283         msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2284         return;
2285     }
2286
2287     for( i = 0; i < p_input->i_slave; i++ )
2288     {
2289         input_source_t *in = p_input->slave[i];
2290         int i_ret = 1;
2291
2292         if( in->b_eof )
2293             continue;
2294
2295         if( demux2_Control( in->p_demux, DEMUX_SET_NEXT_DEMUX_TIME, i_time ) )
2296         {
2297             for( ;; )
2298             {
2299                 int64_t i_stime;
2300                 if( demux2_Control( in->p_demux, DEMUX_GET_TIME, &i_stime ) )
2301                 {
2302                     msg_Err( p_input, "slave[%d] doesn't like "
2303                              "DEMUX_GET_TIME -> EOF", i );
2304                     i_ret = 0;
2305                     break;
2306                 }
2307
2308                 if( i_stime >= i_time )
2309                     break;
2310
2311                 if( ( i_ret = in->p_demux->pf_demux( in->p_demux ) ) <= 0 )
2312                     break;
2313             }
2314         }
2315         else
2316         {
2317             i_ret = in->p_demux->pf_demux( in->p_demux );
2318         }
2319
2320         if( i_ret <= 0 )
2321         {
2322             msg_Dbg( p_input, "slave %d EOF", i );
2323             in->b_eof = VLC_TRUE;
2324         }
2325     }
2326 }
2327
2328 static void SlaveSeek( input_thread_t *p_input )
2329 {
2330     int64_t i_time;
2331     int i;
2332
2333     if( demux2_Control( p_input->input.p_demux, DEMUX_GET_TIME, &i_time ) )
2334     {
2335         msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2336         return;
2337     }
2338
2339     for( i = 0; i < p_input->i_slave; i++ )
2340     {
2341         input_source_t *in = p_input->slave[i];
2342
2343         if( demux2_Control( in->p_demux, DEMUX_SET_TIME, i_time ) )
2344         {
2345             msg_Err( p_input, "seek failed for slave %d -> EOF", i );
2346             in->b_eof = VLC_TRUE;
2347         }
2348     }
2349 }
2350 /*****************************************************************************
2351  * InputMetaUser:
2352  *****************************************************************************/
2353 static vlc_meta_t *InputMetaUser( input_thread_t *p_input )
2354 {
2355     vlc_meta_t *p_meta;
2356     vlc_value_t val;
2357
2358     if( ( p_meta = vlc_meta_New() ) == NULL )
2359         return NULL;
2360
2361     /* Get meta information from user */
2362 #define GET_META( c, s ) \
2363     var_Get( p_input, (s), &val );  \
2364     if( *val.psz_string )       \
2365         vlc_meta_Add( p_meta, c, val.psz_string ); \
2366     free( val.psz_string )
2367
2368     GET_META( VLC_META_TITLE, "meta-title" );
2369     GET_META( VLC_META_AUTHOR, "meta-author" );
2370     GET_META( VLC_META_ARTIST, "meta-artist" );
2371     GET_META( VLC_META_GENRE, "meta-genre" );
2372     GET_META( VLC_META_COPYRIGHT, "meta-copyright" );
2373     GET_META( VLC_META_DESCRIPTION, "meta-description" );
2374     GET_META( VLC_META_DATE, "meta-date" );
2375     GET_META( VLC_META_URL, "meta-url" );
2376 #undef GET_META
2377
2378     return p_meta;
2379 }
2380
2381 /*****************************************************************************
2382  * DecodeUrl: decode a given encoded url
2383  *****************************************************************************/
2384 static void DecodeUrl( char *psz )
2385 {
2386     char *dup = strdup( psz );
2387     char *p = dup;
2388
2389     while( *p )
2390     {
2391         if( *p == '%' )
2392         {
2393             char val[3];
2394             p++;
2395             if( !*p )
2396             {
2397                 break;
2398             }
2399
2400             val[0] = *p++;
2401             val[1] = *p++;
2402             val[2] = '\0';
2403
2404             *psz++ = strtol( val, NULL, 16 );
2405         }
2406         else if( *p == '+' )
2407         {
2408             *psz++ = ' ';
2409             p++;
2410         }
2411         else
2412         {
2413             *psz++ = *p++;
2414         }
2415     }
2416     if( psz ) *psz++  ='\0';
2417     if( dup ) free( dup );
2418 }
2419
2420 /*****************************************************************************
2421  * MRLSplit: parse the access, demux and url part of the
2422  *           Media Resource Locator.
2423  *****************************************************************************/
2424 void MRLSplit( vlc_object_t *p_input, char *psz_dup,
2425                char **ppsz_access, char **ppsz_demux, char **ppsz_path )
2426 {
2427     char *psz_access = NULL;
2428     char *psz_demux  = NULL;
2429     char *psz_path   = NULL;
2430     char *psz, *psz_check;
2431
2432     psz = strchr( psz_dup, ':' );
2433
2434     /* '@' not allowed in access/demux part */
2435     psz_check = strchr( psz_dup, '@' );
2436     if( psz_check && psz_check < psz ) psz = 0;
2437
2438 #if defined( WIN32 ) || defined( UNDER_CE )
2439     if( psz - psz_dup == 1 )
2440     {
2441         msg_Warn( p_input, "drive letter %c: found in source", *psz_dup );
2442         psz_path = psz_dup;
2443     }
2444     else
2445 #endif
2446
2447     if( psz )
2448     {
2449         *psz++ = '\0';
2450         if( psz[0] == '/' && psz[1] == '/' ) psz += 2;
2451
2452         psz_path = psz;
2453
2454         psz = strchr( psz_dup, '/' );
2455         if( psz )
2456         {
2457             *psz++ = '\0';
2458             psz_demux = psz;
2459         }
2460
2461         psz_access = psz_dup;
2462     }
2463     else
2464     {
2465         psz_path = psz_dup;
2466     }
2467
2468     if( !psz_access ) *ppsz_access = "";
2469     else *ppsz_access = psz_access;
2470
2471     if( !psz_demux ) *ppsz_demux = "";
2472     else *ppsz_demux = psz_demux;
2473
2474     if( !psz_path ) *ppsz_path = "";
2475     else *ppsz_path = psz_path;
2476 }
2477
2478 /*****************************************************************************
2479  * MRLSections: parse title and seekpoint info from the Media Resource Locator.
2480  *
2481  * Syntax:
2482  * [url][@[title-start][:chapter-start][-[title-end][:chapter-end]]]
2483  *****************************************************************************/
2484 static void MRLSections( input_thread_t *p_input, char *psz_source,
2485                          int *pi_title_start, int *pi_title_end,
2486                          int *pi_chapter_start, int *pi_chapter_end )
2487 {
2488     char *psz, *psz_end, *psz_next, *psz_check;
2489
2490     *pi_title_start = *pi_title_end = -1;
2491     *pi_chapter_start = *pi_chapter_end = -1;
2492
2493     /* Start by parsing titles and chapters */
2494     if( !psz_source || !( psz = strrchr( psz_source, '@' ) ) ) return;
2495
2496     /* Check we are really dealing with a title/chapter section */
2497     psz_check = psz + 1;
2498     if( !*psz_check ) return;
2499     if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 );
2500     if( *psz_check != ':' && *psz_check != '-' && *psz_check ) return;
2501     if( *psz_check == ':' && ++psz_check )
2502         if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 );
2503     if( *psz_check != '-' && *psz_check ) return;
2504     if( *psz_check == '-' && ++psz_check )
2505         if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 );
2506     if( *psz_check != ':' && *psz_check ) return;
2507     if( *psz_check == ':' && ++psz_check )
2508         if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 );
2509     if( *psz_check ) return;
2510
2511     /* Separate start and end */
2512     *psz++ = 0;
2513     if( ( psz_end = strchr( psz, '-' ) ) ) *psz_end++ = 0;
2514
2515     /* Look for the start title */
2516     *pi_title_start = strtol( psz, &psz_next, 0 );
2517     if( !*pi_title_start && psz == psz_next ) *pi_title_start = -1;
2518     *pi_title_end = *pi_title_start;
2519     psz = psz_next;
2520
2521     /* Look for the start chapter */
2522     if( *psz ) psz++;
2523     *pi_chapter_start = strtol( psz, &psz_next, 0 );
2524     if( !*pi_chapter_start && psz == psz_next ) *pi_chapter_start = -1;
2525     *pi_chapter_end = *pi_chapter_start;
2526
2527     if( psz_end )
2528     {
2529         /* Look for the end title */
2530         *pi_title_end = strtol( psz_end, &psz_next, 0 );
2531         if( !*pi_title_end && psz_end == psz_next ) *pi_title_end = -1;
2532         psz_end = psz_next;
2533
2534         /* Look for the end chapter */
2535         if( *psz_end ) psz_end++;
2536         *pi_chapter_end = strtol( psz_end, &psz_next, 0 );
2537         if( !*pi_chapter_end && psz_end == psz_next ) *pi_chapter_end = -1;
2538     }
2539
2540     msg_Dbg( p_input, "source=`%s' title=%d/%d seekpoint=%d/%d",
2541              psz_source, *pi_title_start, *pi_chapter_start,
2542              *pi_title_end, *pi_chapter_end );
2543 }
2544
2545
2546 /***********************************************************************
2547  * Info management functions
2548  ***********************************************************************/
2549 /**
2550  * Get a info item from a given category in a given input item.
2551  *
2552  * \param p_i The input item to get info from
2553  * \param psz_cat String representing the category for the info
2554  * \param psz_name String representing the name of the desired info
2555  * \return A pointer to the string with the given info if found, or an
2556  *         empty string otherwise. The caller should free the returned
2557  *         pointer.
2558  */
2559 char *vlc_input_item_GetInfo( input_item_t *p_i,
2560                               const char *psz_cat,
2561                               const char *psz_name )
2562 {
2563     int i,j;
2564
2565     vlc_mutex_lock( &p_i->lock );
2566
2567     for( i = 0 ; i< p_i->i_categories  ; i++ )
2568     {
2569         info_category_t *p_cat = p_i->pp_categories[i];
2570
2571         if( !psz_cat || strcmp( p_cat->psz_name, psz_cat ) )
2572             continue;
2573
2574         for( j = 0; j < p_cat->i_infos ; j++ )
2575         {
2576             if( !strcmp( p_cat->pp_infos[j]->psz_name, psz_name ) )
2577             {
2578                 char *psz_ret = strdup( p_cat->pp_infos[j]->psz_value );
2579                 vlc_mutex_unlock( &p_i->lock );
2580                 return psz_ret;
2581             }
2582         }
2583     }
2584     vlc_mutex_unlock( &p_i->lock );
2585     return strdup( "" );
2586 }
2587
2588 int vlc_input_item_AddInfo( input_item_t *p_i,
2589                             const char *psz_cat,
2590                             const char *psz_name,
2591                             const char *psz_format, ... )
2592 {
2593     va_list args;
2594     int i;
2595     info_t *p_info = NULL;
2596     info_category_t *p_cat = NULL ;
2597
2598     vlc_mutex_lock( &p_i->lock );
2599
2600     for( i = 0 ; i < p_i->i_categories ; i ++ )
2601     {
2602         if( !strcmp( p_i->pp_categories[i]->psz_name, psz_cat ) )
2603         {
2604             p_cat = p_i->pp_categories[i];
2605             break;
2606         }
2607     }
2608     if( !p_cat )
2609     {
2610         if( !(p_cat = (info_category_t *)malloc( sizeof(info_category_t) )) )
2611         {
2612             vlc_mutex_unlock( &p_i->lock );
2613             return VLC_EGENERIC;
2614         }
2615         p_cat->psz_name = strdup( psz_cat );
2616         p_cat->i_infos = 0;
2617         p_cat->pp_infos = 0;
2618         INSERT_ELEM( p_i->pp_categories, p_i->i_categories, p_i->i_categories,
2619                      p_cat );
2620     }
2621
2622     for( i = 0; i< p_cat->i_infos; i++ )
2623     {
2624         if( !strcmp( p_cat->pp_infos[i]->psz_name, psz_name ) )
2625         {
2626             p_info = p_cat->pp_infos[i];
2627             break;
2628         }
2629     }
2630
2631     if( !p_info )
2632     {
2633         if( ( p_info = (info_t *)malloc( sizeof( info_t ) ) ) == NULL )
2634         {
2635             vlc_mutex_unlock( &p_i->lock );
2636             return VLC_EGENERIC;
2637         }
2638         INSERT_ELEM( p_cat->pp_infos, p_cat->i_infos, p_cat->i_infos, p_info );
2639         p_info->psz_name = strdup( psz_name );
2640     }
2641     else
2642     {
2643         if( p_info->psz_value ) free( p_info->psz_value );
2644     }
2645
2646     va_start( args, psz_format );
2647     vasprintf( &p_info->psz_value, psz_format, args);
2648     va_end( args );
2649
2650     vlc_mutex_unlock( &p_i->lock );
2651
2652     return VLC_SUCCESS;
2653 }
2654