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

   1 /*****************************************************************************
   2  * input.c: input thread
   3  *****************************************************************************
   4  * Copyright (C) 1998-2004 VideoLAN
   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., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  23  *****************************************************************************/
  24
  25 /*****************************************************************************
  26  * Preamble
  27  *****************************************************************************/
  28 #include <stdlib.h>
  29
  30 #include <vlc/vlc.h>
  31 #include <vlc/input.h>
  32 #include <vlc/decoder.h>
  33 #include <vlc/vout.h>
  34
  35 #include "input_internal.h"
  36
  37 #include "stream_output.h"
  38
  39 #include "vlc_interface.h"
  40 #include "vlc_meta.h"
  41
  42 /*****************************************************************************
  43  * Local prototypes
  44  *****************************************************************************/
  45 static  int Run  ( input_thread_t *p_input );
  46
  47 static  int Init ( input_thread_t *p_input );
  48 static void Error( input_thread_t *p_input );
  49 static void End  ( input_thread_t *p_input );
  50
  51 static inline int ControlPopNoLock( input_thread_t *, int *, vlc_value_t * );
  52 static void       ControlReduce( input_thread_t * );
  53 static vlc_bool_t Control( input_thread_t *, int, vlc_value_t );
  54
  55
  56 static int  UpdateFromAccess( input_thread_t * );
  57 static int  UpdateFromDemux( input_thread_t * );
  58
  59 static void UpdateItemLength( input_thread_t *, int64_t i_length );
  60
  61 static void ParseOption( input_thread_t *p_input, const char *psz_option );
  62
  63 static void DecodeUrl  ( char * );
  64 static void MRLSplit( input_thread_t *, char *, char **, char **, char ** );
  65 static void MRLSections( input_thread_t *, char *, int *, int *, int *, int *);
  66
  67 static input_source_t *InputSourceNew( input_thread_t *);
  68 static int  InputSourceInit( input_thread_t *, input_source_t *,
  69                              char *, char *psz_forced_demux );
  70 static void InputSourceClean( input_thread_t *, input_source_t * );
  71
  72 static void SlaveDemux( input_thread_t *p_input );
  73 static void SlaveSeek( input_thread_t *p_input );
  74
  75 static vlc_meta_t *InputMetaUser( input_thread_t *p_input );
  76
  77 /*****************************************************************************
  78  * input_CreateThread: creates a new input thread
  79  *****************************************************************************
  80  * This function creates a new input, and returns a pointer
  81  * to its description. On error, it returns NULL.
  82  *
  83  * Variables for _public_ use:
  84  * * Get and Set:
  85  *  - state
  86  *  - rate,rate-slower, rate-faster
  87  *  - position, position-offset
  88  *  - time, time-offset
  89  *  - title,title-next,title-prev
  90  *  - chapter,chapter-next, chapter-prev
  91  *  - program, audio-es, video-es, spu-es
  92  *  - audio-delay, spu-delay
  93  *  - bookmark
  94  * * Get only:
  95  *  - length
  96  *  - bookmarks
  97  *  - seekable (if you can seek, it doesn't say if 'bar display' has be shown or not, for that check position != 0.0)
  98  * * For intf callback upon changes
  99  *  - intf-change
 100  * TODO explain when Callback is called
 101  * TODO complete this list (?)
 102  *****************************************************************************/
 103 input_thread_t *__input_CreateThread( vlc_object_t *p_parent,
 104                                       input_item_t *p_item )
 105
 106 {
 107     input_thread_t *p_input;                        /* thread descriptor */
 108     vlc_value_t val;
 109     int i;
 110
 111     /* Allocate descriptor */
 112     p_input = vlc_object_create( p_parent, VLC_OBJECT_INPUT );
 113     if( p_input == NULL )
 114     {
 115         msg_Err( p_parent, "out of memory" );
 116         return NULL;
 117     }
 118
 119     /* Init Common fields */
 120     p_input->b_eof = VLC_FALSE;
 121     p_input->b_can_pace_control = VLC_TRUE;
 122     p_input->i_start = 0;
 123     p_input->i_time  = 0;
 124     p_input->i_stop  = 0;
 125     p_input->i_title = 0;
 126     p_input->title   = NULL;
 127     p_input->i_title_offset = p_input->i_seekpoint_offset = 0;
 128     p_input->i_state = INIT_S;
 129     p_input->i_rate  = INPUT_RATE_DEFAULT;
 130     p_input->i_bookmark = 0;
 131     p_input->bookmark = NULL;
 132     p_input->p_es_out = NULL;
 133     p_input->p_sout  = NULL;
 134     p_input->b_out_pace_control = VLC_FALSE;
 135     p_input->i_pts_delay = 0;
 136
 137     /* Init Input fields */
 138     p_input->input.p_item = p_item;
 139     p_input->input.p_access = NULL;
 140     p_input->input.p_stream = NULL;
 141     p_input->input.p_demux  = NULL;
 142     p_input->input.b_title_demux = VLC_FALSE;
 143     p_input->input.i_title  = 0;
 144     p_input->input.title    = NULL;
 145     p_input->input.i_title_offset = p_input->input.i_seekpoint_offset = 0;
 146     p_input->input.b_can_pace_control = VLC_TRUE;
 147     p_input->input.b_eof = VLC_FALSE;
 148     p_input->input.i_cr_average = 0;
 149
 150     /* No slave */
 151     p_input->i_slave = 0;
 152     p_input->slave   = NULL;
 153
 154     /* Init control buffer */
 155     vlc_mutex_init( p_input, &p_input->lock_control );
 156     p_input->i_control = 0;
 157
 158     /* Parse input options */
 159     vlc_mutex_lock( &p_item->lock );
 160     for( i = 0; i < p_item->i_options; i++ )
 161     {
 162         msg_Dbg( p_input, "option: %s", p_item->ppsz_options[i] );
 163         ParseOption( p_input, p_item->ppsz_options[i] );
 164     }
 165     vlc_mutex_unlock( &p_item->lock );
 166
 167     /* Create Object Variables for private use only */
 168     input_ConfigVarInit( p_input );
 169
 170     /* Create Objects variables for public Get and Set */
 171     input_ControlVarInit( p_input );
 172     p_input->input.i_cr_average = var_GetInteger( p_input, "cr-average" );
 173
 174     /* TODO */
 175     var_Get( p_input, "bookmarks", &val );
 176     if( val.psz_string )
 177     {
 178         /* FIXME: have a common cfg parsing routine used by sout and others */
 179         char *psz_parser, *psz_start, *psz_end;
 180         psz_parser = val.psz_string;
 181         while( (psz_start = strchr( psz_parser, '{' ) ) )
 182         {
 183             seekpoint_t seekpoint;
 184             char backup;
 185             psz_start++;
 186             psz_end = strchr( psz_start, '}' );
 187             if( !psz_end ) break;
 188             psz_parser = psz_end + 1;
 189             backup = *psz_parser;
 190             *psz_parser = 0;
 191             *psz_end = ',';
 192
 193             seekpoint.psz_name = 0;
 194             seekpoint.i_byte_offset = 0;
 195             seekpoint.i_time_offset = 0;
 196             while( (psz_end = strchr( psz_start, ',' ) ) )
 197             {
 198                 *psz_end = 0;
 199                 if( !strncmp( psz_start, "name=", 5 ) )
 200                 {
 201                     seekpoint.psz_name = psz_start + 5;
 202                 }
 203                 else if( !strncmp( psz_start, "bytes=", 6 ) )
 204                 {
 205                     seekpoint.i_byte_offset = atoll(psz_start + 6);
 206                 }
 207                 else if( !strncmp( psz_start, "time=", 5 ) )
 208                 {
 209                     seekpoint.i_time_offset = atoll(psz_start + 5) * 1000000;
 210                 }
 211                 psz_start = psz_end + 1;
 212             }
 213             msg_Dbg( p_input, "adding bookmark: %s, bytes="I64Fd", time="I64Fd,
 214                      seekpoint.psz_name, seekpoint.i_byte_offset,
 215                      seekpoint.i_time_offset );
 216             input_Control( p_input, INPUT_ADD_BOOKMARK, &seekpoint );
 217             *psz_parser = backup;
 218         }
 219         free( val.psz_string );
 220     }
 221
 222     /* Now we can attach our new input */
 223     vlc_object_attach( p_input, p_parent );
 224
 225     /* Create thread and wait for its readiness. */
 226     if( vlc_thread_create( p_input, "input", Run,
 227                            VLC_THREAD_PRIORITY_INPUT, VLC_TRUE ) )
 228     {
 229         msg_Err( p_input, "cannot create input thread" );
 230         vlc_object_detach( p_input );
 231         vlc_object_destroy( p_input );
 232         return NULL;
 233     }
 234
 235     return p_input;
 236 }
 237
 238 /*****************************************************************************
 239  * input_StopThread: mark an input thread as zombie
 240  *****************************************************************************
 241  * This function should not return until the thread is effectively cancelled.
 242  *****************************************************************************/
 243 void input_StopThread( input_thread_t *p_input )
 244 {
 245     vlc_list_t *p_list;
 246     int i;
 247
 248     /* Set die for input */
 249     p_input->b_die = VLC_TRUE;
 250
 251     /* We cannot touch p_input fields directly (we can from another thread),
 252      * so use the vlc_object_find way, it's perfectly safe */
 253
 254     /* Set die for all access */
 255     p_list = vlc_list_find( p_input, VLC_OBJECT_ACCESS, FIND_CHILD );
 256     for( i = 0; i < p_list->i_count; i++ )
 257     {
 258         p_list->p_values[i].p_object->b_die = VLC_TRUE;
 259     }
 260     vlc_list_release( p_list );
 261
 262     /* Set die for all stream */
 263     p_list = vlc_list_find( p_input, VLC_OBJECT_STREAM, FIND_CHILD );
 264     for( i = 0; i < p_list->i_count; i++ )
 265     {
 266         p_list->p_values[i].p_object->b_die = VLC_TRUE;
 267     }
 268     vlc_list_release( p_list );
 269
 270     /* Set die for all demux */
 271     p_list = vlc_list_find( p_input, VLC_OBJECT_DEMUX, FIND_CHILD );
 272     for( i = 0; i < p_list->i_count; i++ )
 273     {
 274         p_list->p_values[i].p_object->b_die = VLC_TRUE;
 275     }
 276     vlc_list_release( p_list );
 277
 278     input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL );
 279 }
 280
 281 /*****************************************************************************
 282  * input_DestroyThread: mark an input thread as zombie
 283  *****************************************************************************
 284  * This function should not return until the thread is effectively cancelled.
 285  *****************************************************************************/
 286 void input_DestroyThread( input_thread_t *p_input )
 287 {
 288     /* Join the thread */
 289     vlc_thread_join( p_input );
 290
 291     /* Delete input lock (only after thread joined) */
 292     vlc_mutex_destroy( &p_input->lock_control );
 293
 294     /* TODO: maybe input_DestroyThread should also delete p_input instead
 295      * of the playlist but I'm not sure if it's possible */
 296 }
 297
 298 /*****************************************************************************
 299  * Run: main thread loop
 300  *****************************************************************************
 301  * Thread in charge of processing the network packets and demultiplexing.
 302  *
 303  * TODO:
 304  *  read subtitle support (XXX take care of spu-delay in the right way).
 305  *  multi-input support (XXX may be done with subs)
 306  *****************************************************************************/
 307 static int Run( input_thread_t *p_input )
 308 {
 309     int64_t i_intf_update = 0;
 310
 311     /* Signal that the thread is launched */
 312     vlc_thread_ready( p_input );
 313
 314     if( Init( p_input ) )
 315     {
 316         /* If we failed, wait before we are killed, and exit */
 317         p_input->b_error = VLC_TRUE;
 318
 319         Error( p_input );
 320
 321         /* Tell we're dead */
 322         p_input->b_dead = VLC_TRUE;
 323
 324         return 0;
 325     }
 326
 327     /* Main loop */
 328     while( !p_input->b_die && !p_input->b_error && !p_input->input.b_eof )
 329     {
 330         vlc_bool_t b_force_update = VLC_FALSE;
 331         int i_ret;
 332         int i_type;
 333         vlc_value_t val;
 334
 335         /* Do the read */
 336         if( p_input->i_state != PAUSE_S  )
 337         {
 338             if( p_input->i_stop <= 0 || p_input->i_time < p_input->i_stop )
 339                 i_ret=p_input->input.p_demux->pf_demux(p_input->input.p_demux);
 340             else
 341                 i_ret = 0;  /* EOF */
 342
 343             if( i_ret > 0 )
 344             {
 345                 /* TODO */
 346                 if( p_input->input.b_title_demux &&
 347                     p_input->input.p_demux->info.i_update )
 348                 {
 349                     i_ret = UpdateFromDemux( p_input );
 350                     b_force_update = VLC_TRUE;
 351                 }
 352                 else if( !p_input->input.b_title_demux &&
 353                           p_input->input.p_access &&
 354                           p_input->input.p_access->info.i_update )
 355                 {
 356                     i_ret = UpdateFromAccess( p_input );
 357                     b_force_update = VLC_TRUE;
 358                 }
 359             }
 360
 361             if( i_ret == 0 )    /* EOF */
 362             {
 363                 vlc_value_t repeat;
 364
 365                 var_Get( p_input, "input-repeat", &repeat );
 366                 if( repeat.i_int == 0 )
 367                 {
 368                     /* End of file - we do not set b_die because only the
 369                      * playlist is allowed to do so. */
 370                     msg_Dbg( p_input, "EOF reached" );
 371                     p_input->input.b_eof = VLC_TRUE;
 372                 }
 373                 else
 374                 {
 375                     msg_Dbg( p_input, "repeating the same input (%d)",
 376                              repeat.i_int );
 377                     if( repeat.i_int > 0 )
 378                     {
 379                         repeat.i_int--;
 380                         var_Set( p_input, "input-repeat", repeat );
 381                     }
 382
 383                     /* Seek to start title/seekpoint */
 384                     val.i_int = p_input->input.i_title_start -
 385                         p_input->input.i_title_offset;
 386                     if( val.i_int < 0 || val.i_int >= p_input->input.i_title )
 387                         val.i_int = 0;
 388                     input_ControlPush( p_input,
 389                                        INPUT_CONTROL_SET_TITLE, &val );
 390
 391                     val.i_int = p_input->input.i_seekpoint_start -
 392                         p_input->input.i_seekpoint_offset;
 393                     if( val.i_int > 0 /* TODO: check upper boundary */ )
 394                         input_ControlPush( p_input,
 395                                            INPUT_CONTROL_SET_SEEKPOINT, &val );
 396
 397                     /* Seek to start position */
 398                     if( p_input->i_start > 0 )
 399                     {
 400                         val.i_time = p_input->i_start;
 401                         input_ControlPush( p_input, INPUT_CONTROL_SET_TIME,
 402                                            &val );
 403                     }
 404                     else
 405                     {
 406                         val.f_float = 0.0;
 407                         input_ControlPush( p_input, INPUT_CONTROL_SET_POSITION,
 408                                            &val );
 409                     }
 410                 }
 411             }
 412             else if( i_ret < 0 )
 413             {
 414                 p_input->b_error = VLC_TRUE;
 415             }
 416
 417             if( i_ret > 0 && p_input->i_slave > 0 )
 418             {
 419                 SlaveDemux( p_input );
 420             }
 421         }
 422         else
 423         {
 424             /* Small wait */
 425             msleep( 10*1000 );
 426         }
 427
 428         /* Handle control */
 429         vlc_mutex_lock( &p_input->lock_control );
 430         ControlReduce( p_input );
 431         while( !ControlPopNoLock( p_input, &i_type, &val ) )
 432         {
 433             msg_Dbg( p_input, "control type=%d", i_type );
 434             if( Control( p_input, i_type, val ) )
 435                 b_force_update = VLC_TRUE;
 436         }
 437         vlc_mutex_unlock( &p_input->lock_control );
 438
 439         if( b_force_update || i_intf_update < mdate() )
 440         {
 441             vlc_value_t val;
 442             double f_pos;
 443             int64_t i_time, i_length;
 444             /* update input status variables */
 445             if( !demux2_Control( p_input->input.p_demux,
 446                                  DEMUX_GET_POSITION, &f_pos ) )
 447             {
 448                 val.f_float = (float)f_pos;
 449                 var_Change( p_input, "position", VLC_VAR_SETVALUE, &val, NULL );
 450             }
 451             if( !demux2_Control( p_input->input.p_demux,
 452                                  DEMUX_GET_TIME, &i_time ) )
 453             {
 454                 p_input->i_time = i_time;
 455                 val.i_time = i_time;
 456                 var_Change( p_input, "time", VLC_VAR_SETVALUE, &val, NULL );
 457             }
 458             if( !demux2_Control( p_input->input.p_demux,
 459                                  DEMUX_GET_LENGTH, &i_length ) )
 460             {
 461                 vlc_value_t old_val;
 462                 var_Get( p_input, "length", &old_val );
 463                 val.i_time = i_length;
 464                 var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL );
 465
 466                 if( old_val.i_time != val.i_time )
 467                 {
 468                     UpdateItemLength( p_input, i_length );
 469                 }
 470             }
 471
 472             var_SetBool( p_input, "intf-change", VLC_TRUE );
 473             i_intf_update = mdate() + I64C(150000);
 474         }
 475     }
 476
 477     if( !p_input->b_eof && !p_input->b_error && p_input->input.b_eof )
 478     {
 479         /* We have finish to demux data but not to play them */
 480         while( !p_input->b_die )
 481         {
 482             if( input_EsOutDecodersEmpty( p_input->p_es_out ) )
 483                 break;
 484
 485             msg_Dbg( p_input, "waiting decoder fifos to empty" );
 486
 487             msleep( INPUT_IDLE_SLEEP );
 488         }
 489
 490         /* We have finished */
 491         p_input->b_eof = VLC_TRUE;
 492     }
 493
 494     /* Wait we are asked to die */
 495     if( !p_input->b_die )
 496     {
 497         Error( p_input );
 498     }
 499
 500     /* Clean up */
 501     End( p_input );
 502
 503     return 0;
 504 }
 505
 506 /*****************************************************************************
 507  * Init: init the input Thread
 508  *****************************************************************************/
 509 static int Init( input_thread_t * p_input )
 510 {
 511     char *psz;
 512     char *psz_subtitle;
 513     vlc_value_t val;
 514     double f_fps;
 515     vlc_meta_t *p_meta, *p_meta_user;
 516     int i;
 517
 518     /* Initialize optional stream output. (before access/demuxer) */
 519     psz = var_GetString( p_input, "sout" );
 520     if( *psz )
 521     {
 522         p_input->p_sout = sout_NewInstance( p_input, psz );
 523         if( p_input->p_sout == NULL )
 524         {
 525             msg_Err( p_input, "cannot start stream output instance, aborting" );
 526             free( psz );
 527             return VLC_EGENERIC;
 528         }
 529     }
 530     free( psz );
 531
 532     /* Create es out */
 533     p_input->p_es_out = input_EsOutNew( p_input );
 534     es_out_Control( p_input->p_es_out, ES_OUT_SET_ACTIVE, VLC_FALSE );
 535     es_out_Control( p_input->p_es_out, ES_OUT_SET_MODE, ES_OUT_MODE_NONE );
 536
 537     if( InputSourceInit( p_input, &p_input->input,
 538                          p_input->input.p_item->psz_uri, NULL ) )
 539     {
 540         goto error;
 541     }
 542
 543     /* Create global title (from master) */
 544     p_input->i_title = p_input->input.i_title;
 545     p_input->title   = p_input->input.title;
 546     p_input->i_title_offset = p_input->input.i_title_offset;
 547     p_input->i_seekpoint_offset = p_input->input.i_seekpoint_offset;
 548     if( p_input->i_title > 0 )
 549     {
 550         /* Setup variables */
 551         input_ControlVarNavigation( p_input );
 552         input_ControlVarTitle( p_input, 0 );
 553     }
 554
 555     /* Global flag */
 556     p_input->b_can_pace_control = p_input->input.b_can_pace_control;
 557     p_input->b_can_pause        = p_input->input.b_can_pause;
 558
 559     /* Fix pts delay */
 560     if( p_input->i_pts_delay <= 0 )
 561         p_input->i_pts_delay = DEFAULT_PTS_DELAY;
 562
 563     /* If the desynchronisation requested by the user is < 0, we need to
 564      * cache more data. */
 565     var_Get( p_input, "audio-desync", &val );
 566     if( val.i_int < 0 ) p_input->i_pts_delay -= (val.i_int * 1000);
 567
 568     /* Load master infos */
 569     /* Init length */
 570     if( !demux2_Control( p_input->input.p_demux, DEMUX_GET_LENGTH,
 571                          &val.i_time ) && val.i_time > 0 )
 572     {
 573         var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL );
 574
 575         UpdateItemLength( p_input, val.i_time );
 576     }
 577
 578     /* Start title/chapter */
 579     val.i_int = p_input->input.i_title_start -
 580         p_input->input.i_title_offset;
 581     if( val.i_int > 0 && val.i_int < p_input->input.i_title )
 582         input_ControlPush( p_input, INPUT_CONTROL_SET_TITLE, &val );
 583     val.i_int = p_input->input.i_seekpoint_start -
 584         p_input->input.i_seekpoint_offset;
 585     if( val.i_int > 0 /* TODO: check upper boundary */ )
 586         input_ControlPush( p_input, INPUT_CONTROL_SET_SEEKPOINT, &val );
 587
 588     /* Start time*/
 589     /* Set start time */
 590     p_input->i_start = (int64_t)var_GetInteger( p_input, "start-time" ) *
 591                        I64C(1000000);
 592     p_input->i_stop  = (int64_t)var_GetInteger( p_input, "stop-time" ) *
 593                        I64C(1000000);
 594
 595     if( p_input->i_start > 0 )
 596     {
 597         if( p_input->i_start >= val.i_time )
 598         {
 599             msg_Warn( p_input, "invalid start-time ignored" );
 600         }
 601         else
 602         {
 603             vlc_value_t s;
 604
 605             msg_Dbg( p_input, "start-time: %ds",
 606                      (int)( p_input->i_start / I64C(1000000) ) );
 607
 608             s.i_time = p_input->i_start;
 609             input_ControlPush( p_input, INPUT_CONTROL_SET_TIME, &s );
 610         }
 611     }
 612     if( p_input->i_stop > 0 && p_input->i_stop <= p_input->i_start )
 613     {
 614         msg_Warn( p_input, "invalid stop-time ignored" );
 615         p_input->i_stop = 0;
 616     }
 617
 618
 619     /* Load subtitles */
 620     /* Get fps and set it if not already set */
 621     if( !demux2_Control( p_input->input.p_demux, DEMUX_GET_FPS, &f_fps ) &&
 622         f_fps > 1.0 )
 623     {
 624         vlc_value_t fps;
 625
 626         if( var_Get( p_input, "sub-fps", &fps ) )
 627         {
 628             var_Create( p_input, "sub-fps", VLC_VAR_FLOAT| VLC_VAR_DOINHERIT );
 629             var_SetFloat( p_input, "sub-fps", f_fps );
 630         }
 631     }
 632
 633     /* Look for and add subtitle files */
 634     psz_subtitle = var_GetString( p_input, "sub-file" );
 635     if( *psz_subtitle )
 636     {
 637         input_source_t *sub;
 638         vlc_value_t count;
 639         vlc_value_t list;
 640
 641         msg_Dbg( p_input, "forced subtitle: %s", psz_subtitle );
 642
 643         var_Change( p_input, "spu-es", VLC_VAR_CHOICESCOUNT, &count, NULL );
 644
 645         /* */
 646         sub = InputSourceNew( p_input );
 647         if( !InputSourceInit( p_input, sub, psz_subtitle, "subtitle" ) )
 648         {
 649             TAB_APPEND( p_input->i_slave, p_input->slave, sub );
 650
 651             /* Select the ES */
 652             if( !var_Change( p_input, "spu-es", VLC_VAR_GETLIST, &list, NULL ) )
 653             {
 654                 if( count.i_int == 0 )
 655                     count.i_int++;  /* if it was first one, there is disable too */
 656
 657                 if( count.i_int < list.p_list->i_count )
 658                 {
 659                     input_ControlPush( p_input, INPUT_CONTROL_SET_ES,
 660                                        &list.p_list->p_values[count.i_int] );
 661                 }
 662                 var_Change( p_input, "spu-es", VLC_VAR_FREELIST, &list, NULL );
 663             }
 664         }
 665     }
 666
 667     var_Get( p_input, "sub-autodetect-file", &val );
 668     if( val.b_bool )
 669     {
 670         char *psz_autopath = var_GetString( p_input, "sub-autodetect-path" );
 671         char **subs = subtitles_Detect( p_input, psz_autopath,
 672                                         p_input->input.p_item->psz_uri );
 673         input_source_t *sub;
 674
 675         for( i = 0; subs[i] != NULL; i++ )
 676         {
 677             if( strcmp( psz_subtitle, subs[i] ) )
 678             {
 679                 sub = InputSourceNew( p_input );
 680                 if( !InputSourceInit( p_input, sub, subs[i], "subtitle" ) )
 681                 {
 682                     TAB_APPEND( p_input->i_slave, p_input->slave, sub );
 683                 }
 684             }
 685             free( subs[i] );
 686         }
 687         free( subs );
 688         free( psz_autopath );
 689     }
 690     free( psz_subtitle );
 691
 692     /* Look for slave */
 693     psz = var_GetString( p_input, "input-slave" );
 694     if( *psz )
 695     {
 696         char *psz_delim = strchr( psz, '#' );
 697
 698         for( ;; )
 699         {
 700             input_source_t *slave;
 701
 702             if( psz_delim )
 703             {
 704                 *psz_delim++ = '\0';
 705             }
 706
 707             if( *psz == '\0' )
 708             {
 709                 if( psz_delim )
 710                     continue;
 711                 else
 712                     break;
 713             }
 714
 715             msg_Dbg( p_input, "adding slave '%s'", psz );
 716             slave = InputSourceNew( p_input );
 717             if( !InputSourceInit( p_input, slave, psz, NULL ) )
 718             {
 719                 TAB_APPEND( p_input->i_slave, p_input->slave, slave );
 720             }
 721             if( !psz_delim )
 722                 break;
 723         }
 724     }
 725     free( psz );
 726
 727     /* Set up es_out */
 728     es_out_Control( p_input->p_es_out, ES_OUT_SET_ACTIVE, VLC_TRUE );
 729     val.b_bool =  VLC_FALSE;
 730     if( p_input->p_sout )
 731     {
 732         var_Get( p_input, "sout-all", &val );
 733     }
 734     es_out_Control( p_input->p_es_out, ES_OUT_SET_MODE,
 735                     val.b_bool ? ES_OUT_MODE_ALL : ES_OUT_MODE_AUTO );
 736
 737     if( p_input->p_sout )
 738     {
 739         if( p_input->p_sout->i_out_pace_nocontrol > 0 )
 740         {
 741             p_input->b_out_pace_control = VLC_FALSE;
 742         }
 743         else
 744         {
 745             p_input->b_out_pace_control = VLC_TRUE;
 746         }
 747         msg_Dbg( p_input, "starting in %s mode",
 748                  p_input->b_out_pace_control ? "asynch" : "synch" );
 749     }
 750
 751     /* Get meta data from users */
 752     p_meta_user = InputMetaUser( p_input );
 753
 754     /* Get meta data from master input */
 755     if( demux2_Control( p_input->input.p_demux, DEMUX_GET_META, &p_meta ) )
 756         p_meta = NULL;
 757
 758     /* Merge them */
 759     if( p_meta == NULL )
 760     {
 761         p_meta = p_meta_user;
 762     }
 763     else if( p_meta_user )
 764     {
 765         vlc_meta_Merge( p_meta, p_meta_user );
 766         vlc_meta_Delete( p_meta_user );
 767     }
 768
 769     /* Get meta data from slave input */
 770     for( i = 0; i < p_input->i_slave; i++ )
 771     {
 772         vlc_meta_t *p_meta_slave;
 773
 774         if( !demux2_Control( p_input->slave[i]->p_demux, DEMUX_GET_META, &p_meta_slave ) )
 775         {
 776             if( p_meta == NULL )
 777             {
 778                 p_meta = p_meta_slave;
 779             }
 780             else if( p_meta_slave )
 781             {
 782                 vlc_meta_Merge( p_meta, p_meta_slave );
 783                 vlc_meta_Delete( p_meta_slave );
 784             }
 785         }
 786     }
 787
 788     if( p_meta && p_meta->i_meta > 0 )
 789     {
 790         msg_Dbg( p_input, "meta information:" );
 791         for( i = 0; i < p_meta->i_meta; i++ )
 792         {
 793             msg_Dbg( p_input, "  - '%s' = '%s'",
 794                     _(p_meta->name[i]), p_meta->value[i] );
 795
 796             if( !strcmp(p_meta->name[i], VLC_META_TITLE) && p_meta->value[i] )
 797                 input_Control( p_input, INPUT_SET_NAME, p_meta->value[i] );
 798
 799             if( !strcmp( p_meta->name[i], VLC_META_AUTHOR ) )
 800                 input_Control( p_input, INPUT_ADD_INFO, _("General"),
 801                                _("Author"), p_meta->value[i] );
 802
 803             input_Control( p_input, INPUT_ADD_INFO, _("Meta-information"),
 804                           _(p_meta->name[i]), "%s", p_meta->value[i] );
 805         }
 806
 807         for( i = 0; i < p_meta->i_track; i++ )
 808         {
 809             vlc_meta_t *tk = p_meta->track[i];
 810             int j;
 811
 812             if( tk->i_meta > 0 )
 813             {
 814                 char *psz_cat = malloc( strlen(_("Stream")) + 10 );
 815
 816                 msg_Dbg( p_input, "  - track[%d]:", i );
 817
 818                 sprintf( psz_cat, "%s %d", _("Stream"), i );
 819                 for( j = 0; j < tk->i_meta; j++ )
 820                 {
 821                     msg_Dbg( p_input, "     - '%s' = '%s'", _(tk->name[j]),
 822                              tk->value[j] );
 823
 824                     input_Control( p_input, INPUT_ADD_INFO, psz_cat,
 825                                    _(tk->name[j]), "%s", tk->value[j] );
 826                 }
 827             }
 828         }
 829
 830         if( p_input->p_sout && p_input->p_sout->p_meta == NULL )
 831         {
 832             p_input->p_sout->p_meta = p_meta;
 833         }
 834         else
 835         {
 836             vlc_meta_Delete( p_meta );
 837         }
 838     }
 839
 840     msg_Dbg( p_input, "`%s' sucessfully opened",
 841              p_input->input.p_item->psz_uri );
 842
 843     /* initialization is complete */
 844     p_input->i_state = PLAYING_S;
 845
 846     val.i_int = PLAYING_S;
 847     var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
 848
 849     return VLC_SUCCESS;
 850
 851 error:
 852     if( p_input->p_es_out )
 853         input_EsOutDelete( p_input->p_es_out );
 854
 855     if( p_input->p_sout )
 856         sout_DeleteInstance( p_input->p_sout );
 857
 858     /* Mark them deleted */
 859     p_input->input.p_demux = NULL;
 860     p_input->input.p_stream = NULL;
 861     p_input->input.p_access = NULL;
 862     p_input->p_es_out = NULL;
 863     p_input->p_sout = NULL;
 864
 865     return VLC_EGENERIC;
 866 }
 867
 868 /*****************************************************************************
 869  * Error: RunThread() error loop
 870  *****************************************************************************
 871  * This function is called when an error occured during thread main's loop.
 872  *****************************************************************************/
 873 static void Error( input_thread_t *p_input )
 874 {
 875     while( !p_input->b_die )
 876     {
 877         /* Sleep a while */
 878         msleep( INPUT_IDLE_SLEEP );
 879     }
 880 }
 881
 882 /*****************************************************************************
 883  * End: end the input thread
 884  *****************************************************************************/
 885 static void End( input_thread_t * p_input )
 886 {
 887     vlc_value_t val;
 888     int i;
 889
 890     msg_Dbg( p_input, "closing `%s'",
 891              p_input->input.p_item->psz_uri );
 892
 893     /* We are at the end */
 894     p_input->i_state = END_S;
 895
 896     val.i_int = END_S;
 897     var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
 898
 899     /* Clean control variables */
 900     input_ControlVarClean( p_input );
 901
 902     /* Clean up master */
 903     InputSourceClean( p_input, &p_input->input );
 904
 905     /* Delete slave */
 906     for( i = 0; i < p_input->i_slave; i++ )
 907     {
 908         InputSourceClean( p_input, p_input->slave[i] );
 909         free( p_input->slave[i] );
 910     }
 911     if( p_input->slave ) free( p_input->slave );
 912
 913     /* Unload all modules */
 914     if( p_input->p_es_out )
 915         input_EsOutDelete( p_input->p_es_out );
 916
 917     /* Close optional stream output instance */
 918     if( p_input->p_sout )
 919     {
 920         vlc_object_t *p_pl =
 921             vlc_object_find( p_input, VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
 922         vlc_value_t keep;
 923
 924         if( var_Get( p_input, "sout-keep", &keep ) >= 0 && keep.b_bool && p_pl )
 925         {
 926             /* attach sout to the playlist */
 927             msg_Warn( p_input, "keeping sout" );
 928             vlc_object_detach( p_input->p_sout );
 929             vlc_object_attach( p_input->p_sout, p_pl );
 930         }
 931         else
 932         {
 933             msg_Warn( p_input, "destroying sout" );
 934             sout_DeleteInstance( p_input->p_sout );
 935         }
 936         if( p_pl )
 937             vlc_object_release( p_pl );
 938     }
 939
 940     /* Tell we're dead */
 941     p_input->b_dead = VLC_TRUE;
 942 }
 943
 944 /*****************************************************************************
 945  * Control
 946  *****************************************************************************/
 947 static inline int ControlPopNoLock( input_thread_t *p_input,
 948                                     int *pi_type, vlc_value_t *p_val )
 949 {
 950     if( p_input->i_control <= 0 )
 951     {
 952         return VLC_EGENERIC;
 953     }
 954
 955     *pi_type = p_input->control[0].i_type;
 956     *p_val   = p_input->control[0].val;
 957
 958     p_input->i_control--;
 959     if( p_input->i_control > 0 )
 960     {
 961         int i;
 962
 963         for( i = 0; i < p_input->i_control; i++ )
 964         {
 965             p_input->control[i].i_type = p_input->control[i+1].i_type;
 966             p_input->control[i].val    = p_input->control[i+1].val;
 967         }
 968     }
 969
 970     return VLC_SUCCESS;
 971 }
 972
 973 static void ControlReduce( input_thread_t *p_input )
 974 {
 975     int i;
 976     for( i = 1; i < p_input->i_control; i++ )
 977     {
 978         const int i_lt = p_input->control[i-1].i_type;
 979         const int i_ct = p_input->control[i].i_type;
 980
 981         /* XXX We can't merge INPUT_CONTROL_SET_ES */
 982         msg_Dbg( p_input, "[%d/%d] l=%d c=%d", i, p_input->i_control,
 983                  i_lt, i_ct );
 984         if( i_lt == i_ct &&
 985             ( i_ct == INPUT_CONTROL_SET_STATE ||
 986               i_ct == INPUT_CONTROL_SET_RATE ||
 987               i_ct == INPUT_CONTROL_SET_POSITION ||
 988               i_ct == INPUT_CONTROL_SET_TIME ||
 989               i_ct == INPUT_CONTROL_SET_PROGRAM ||
 990               i_ct == INPUT_CONTROL_SET_TITLE ||
 991               i_ct == INPUT_CONTROL_SET_SEEKPOINT ||
 992               i_ct == INPUT_CONTROL_SET_BOOKMARK ) )
 993         {
 994             int j;
 995             msg_Dbg( p_input, "merged at %d", i );
 996             /* Remove the i-1 */
 997             for( j = i; j <  p_input->i_control; j++ )
 998                 p_input->control[j-1] = p_input->control[j];
 999             p_input->i_control--;
1000         }
1001         else
1002         {
1003             /* TODO but that's not that important
1004                 - merge SET_X with SET_X_CMD
1005                 - remove SET_SEEKPOINT/SET_POSITION/SET_TIME before a SET_TITLE
1006                 - remove SET_SEEKPOINT/SET_POSITION/SET_TIME before another among them
1007                 - ?
1008                 */
1009         }
1010     }
1011 }
1012
1013 static vlc_bool_t Control( input_thread_t *p_input, int i_type,
1014                            vlc_value_t val )
1015 {
1016     vlc_bool_t b_force_update = VLC_FALSE;
1017
1018     switch( i_type )
1019     {
1020         case INPUT_CONTROL_SET_DIE:
1021             msg_Dbg( p_input, "control: INPUT_CONTROL_SET_DIE proceed" );
1022             /* Mark all submodules to die */
1023             if( p_input->input.p_access )
1024                 p_input->input.p_access->b_die = VLC_TRUE;
1025             if( p_input->input.p_stream )
1026                 p_input->input.p_stream->b_die = VLC_TRUE;
1027             p_input->input.p_demux->b_die = VLC_TRUE;
1028
1029             p_input->b_die = VLC_TRUE;
1030             break;
1031
1032         case INPUT_CONTROL_SET_POSITION:
1033         case INPUT_CONTROL_SET_POSITION_OFFSET:
1034         {
1035             double f_pos;
1036             if( i_type == INPUT_CONTROL_SET_POSITION )
1037             {
1038                 f_pos = val.f_float;
1039             }
1040             else
1041             {
1042                 /* Should not fail */
1043                 demux2_Control( p_input->input.p_demux,
1044                                 DEMUX_GET_POSITION, &f_pos );
1045                 f_pos += val.f_float;
1046             }
1047             if( f_pos < 0.0 ) f_pos = 0.0;
1048             if( f_pos > 1.0 ) f_pos = 1.0;
1049             if( demux2_Control( p_input->input.p_demux, DEMUX_SET_POSITION,
1050                                 f_pos ) )
1051             {
1052                 msg_Err( p_input, "INPUT_CONTROL_SET_POSITION(_OFFSET) "
1053                          "%2.1f%% failed", f_pos * 100 );
1054             }
1055             else
1056             {
1057                 if( p_input->i_slave > 0 )
1058                     SlaveSeek( p_input );
1059
1060                 input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE );
1061                 es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1062                 b_force_update = VLC_TRUE;
1063             }
1064             break;
1065         }
1066
1067         case INPUT_CONTROL_SET_TIME:
1068         case INPUT_CONTROL_SET_TIME_OFFSET:
1069         {
1070             int64_t i_time;
1071             int i_ret;
1072
1073             if( i_type == INPUT_CONTROL_SET_TIME )
1074             {
1075                 i_time = val.i_time;
1076             }
1077             else
1078             {
1079                 /* Should not fail */
1080                 demux2_Control( p_input->input.p_demux,
1081                                 DEMUX_GET_TIME, &i_time );
1082                 i_time += val.i_time;
1083             }
1084             if( i_time < 0 ) i_time = 0;
1085             i_ret = demux2_Control( p_input->input.p_demux,
1086                                     DEMUX_SET_TIME, i_time );
1087             if( i_ret )
1088             {
1089                 int64_t i_length;
1090                 /* Emulate it with a SET_POS */
1091
1092                 demux2_Control( p_input->input.p_demux,
1093                                 DEMUX_GET_LENGTH, &i_length );
1094                 if( i_length > 0 )
1095                 {
1096                     double f_pos = (double)i_time / (double)i_length;
1097                     i_ret = demux2_Control( p_input->input.p_demux,
1098                                             DEMUX_SET_POSITION, f_pos );
1099                 }
1100             }
1101             if( i_ret )
1102             {
1103                 msg_Err( p_input, "INPUT_CONTROL_SET_TIME(_OFFSET) "I64Fd
1104                          " failed", i_time );
1105             }
1106             else
1107             {
1108                 if( p_input->i_slave > 0 )
1109                     SlaveSeek( p_input );
1110
1111                 input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE );
1112
1113                 es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1114                 b_force_update = VLC_TRUE;
1115             }
1116             break;
1117         }
1118
1119         case INPUT_CONTROL_SET_STATE:
1120             if( ( val.i_int == PLAYING_S && p_input->i_state == PAUSE_S ) ||
1121                 ( val.i_int == PAUSE_S && p_input->i_state == PAUSE_S ) )
1122             {
1123                 int i_ret;
1124                 if( p_input->input.p_access )
1125                     i_ret = access2_Control( p_input->input.p_access,
1126                                              ACCESS_SET_PAUSE_STATE, VLC_FALSE );
1127                 else
1128                     i_ret = demux2_Control( p_input->input.p_demux,
1129                                             DEMUX_SET_PAUSE_STATE, VLC_FALSE );
1130
1131                 if( i_ret )
1132                 {
1133                     /* FIXME What to do ? */
1134                     msg_Warn( p_input, "cannot unset pause -> EOF" );
1135                     input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL );
1136                 }
1137
1138                 b_force_update = VLC_TRUE;
1139
1140                 /* Switch to play */
1141                 p_input->i_state = PLAYING_S;
1142                 val.i_int = PLAYING_S;
1143                 var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
1144
1145                 /* Reset clock */
1146                 es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1147             }
1148             else if( val.i_int == PAUSE_S && p_input->i_state == PLAYING_S &&
1149                      p_input->b_can_pause )
1150             {
1151                 int i_ret;
1152                 if( p_input->input.p_access )
1153                     i_ret = access2_Control( p_input->input.p_access,
1154                                              ACCESS_SET_PAUSE_STATE, VLC_TRUE );
1155                 else
1156                     i_ret = demux2_Control( p_input->input.p_demux,
1157                                             DEMUX_SET_PAUSE_STATE, VLC_TRUE );
1158
1159                 b_force_update = VLC_TRUE;
1160
1161                 if( i_ret )
1162                 {
1163                     msg_Warn( p_input, "cannot set pause state" );
1164                     val.i_int = p_input->i_state;
1165                 }
1166                 else
1167                 {
1168                     val.i_int = PAUSE_S;
1169                 }
1170
1171                 /* Switch to new state */
1172                 p_input->i_state = val.i_int;
1173                 var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
1174             }
1175             else if( val.i_int == PAUSE_S && !p_input->b_can_pause )
1176             {
1177                 b_force_update = VLC_TRUE;
1178
1179                 /* Correct "state" value */
1180                 val.i_int = p_input->i_state;
1181                 var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
1182             }
1183             else if( val.i_int != PLAYING_S && val.i_int != PAUSE_S )
1184             {
1185                 msg_Err( p_input, "invalid state in INPUT_CONTROL_SET_STATE" );
1186             }
1187             break;
1188
1189         case INPUT_CONTROL_SET_RATE:
1190         case INPUT_CONTROL_SET_RATE_SLOWER:
1191         case INPUT_CONTROL_SET_RATE_FASTER:
1192         {
1193             int i_rate;
1194
1195             if( i_type == INPUT_CONTROL_SET_RATE_SLOWER )
1196                 i_rate = p_input->i_rate * 2;
1197             else if( i_type == INPUT_CONTROL_SET_RATE_FASTER )
1198                 i_rate = p_input->i_rate / 2;
1199             else
1200                 i_rate = val.i_int;
1201
1202             if( i_rate < INPUT_RATE_MIN )
1203             {
1204                 msg_Dbg( p_input, "cannot set rate faster" );
1205                 i_rate = INPUT_RATE_MIN;
1206             }
1207             else if( i_rate > INPUT_RATE_MAX )
1208             {
1209                 msg_Dbg( p_input, "cannot set rate slower" );
1210                 i_rate = INPUT_RATE_MAX;
1211             }
1212             if( i_rate != INPUT_RATE_DEFAULT &&
1213                 ( !p_input->b_can_pace_control ||
1214                   ( p_input->p_sout && !p_input->b_out_pace_control ) ) )
1215             {
1216                 msg_Dbg( p_input, "cannot change rate" );
1217                 i_rate = INPUT_RATE_DEFAULT;
1218             }
1219             if( i_rate != p_input->i_rate )
1220             {
1221                 p_input->i_rate  = i_rate;
1222                 val.i_int = i_rate;
1223                 var_Change( p_input, "rate", VLC_VAR_SETVALUE, &val, NULL );
1224
1225                 /* We haven't send data to decoder when rate != default */
1226                 if( i_rate == INPUT_RATE_DEFAULT )
1227                     input_EsOutDiscontinuity( p_input->p_es_out, VLC_TRUE );
1228
1229                 /* Reset clock */
1230                 es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1231
1232                 b_force_update = VLC_TRUE;
1233             }
1234             break;
1235         }
1236
1237         case INPUT_CONTROL_SET_PROGRAM:
1238             /* No need to force update, es_out does it if needed */
1239             es_out_Control( p_input->p_es_out,
1240                             ES_OUT_SET_GROUP, val.i_int );
1241             break;
1242
1243         case INPUT_CONTROL_SET_ES:
1244             /* No need to force update, es_out does it if needed */
1245             es_out_Control( p_input->p_es_out, ES_OUT_SET_ES,
1246                             input_EsOutGetFromID( p_input->p_es_out,
1247                                                   val.i_int ) );
1248             break;
1249
1250         case INPUT_CONTROL_SET_AUDIO_DELAY:
1251             input_EsOutSetDelay( p_input->p_es_out,
1252                                  AUDIO_ES, val.i_time );
1253             var_Change( p_input, "audio-delay", VLC_VAR_SETVALUE, &val, NULL );
1254             break;
1255
1256         case INPUT_CONTROL_SET_SPU_DELAY:
1257             input_EsOutSetDelay( p_input->p_es_out,
1258                                  SPU_ES, val.i_time );
1259             var_Change( p_input, "spu-delay", VLC_VAR_SETVALUE, &val, NULL );
1260             break;
1261
1262         case INPUT_CONTROL_SET_TITLE:
1263         case INPUT_CONTROL_SET_TITLE_NEXT:
1264         case INPUT_CONTROL_SET_TITLE_PREV:
1265             if( p_input->input.b_title_demux &&
1266                 p_input->input.i_title > 0 )
1267             {
1268                 /* TODO */
1269                 /* FIXME handle demux title */
1270                 demux_t *p_demux = p_input->input.p_demux;
1271                 int i_title;
1272
1273                 if( i_type == INPUT_CONTROL_SET_TITLE_PREV )
1274                     i_title = p_demux->info.i_title - 1;
1275                 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
1276                     i_title = p_demux->info.i_title + 1;
1277                 else
1278                     i_title = val.i_int;
1279
1280                 if( i_title >= 0 && i_title < p_input->input.i_title )
1281                 {
1282                     demux2_Control( p_demux, DEMUX_SET_TITLE, i_title );
1283
1284                     input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE );
1285                     es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1286
1287                     input_ControlVarTitle( p_input, i_title );
1288                 }
1289             }
1290             else if( p_input->input.i_title > 0 )
1291             {
1292                 access_t *p_access = p_input->input.p_access;
1293                 int i_title;
1294
1295                 if( i_type == INPUT_CONTROL_SET_TITLE_PREV )
1296                     i_title = p_access->info.i_title - 1;
1297                 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
1298                     i_title = p_access->info.i_title + 1;
1299                 else
1300                     i_title = val.i_int;
1301
1302                 if( i_title >= 0 && i_title < p_input->input.i_title )
1303                 {
1304                     access2_Control( p_access, ACCESS_SET_TITLE, i_title );
1305                     stream_AccessReset( p_input->input.p_stream );
1306
1307                     input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE );
1308                     es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1309                 }
1310             }
1311             break;
1312         case INPUT_CONTROL_SET_SEEKPOINT:
1313         case INPUT_CONTROL_SET_SEEKPOINT_NEXT:
1314         case INPUT_CONTROL_SET_SEEKPOINT_PREV:
1315             if( p_input->input.b_title_demux &&
1316                 p_input->input.i_title > 0 )
1317             {
1318                 demux_t *p_demux = p_input->input.p_demux;
1319                 int i_seekpoint;
1320
1321                 if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV )
1322                     i_seekpoint = p_demux->info.i_seekpoint - 1;
1323                 else if( i_type == INPUT_CONTROL_SET_SEEKPOINT_NEXT )
1324                     i_seekpoint = p_demux->info.i_seekpoint + 1;
1325                 else
1326                     i_seekpoint = val.i_int;
1327
1328                 if( i_seekpoint >= 0 && i_seekpoint <
1329                     p_input->input.title[p_demux->info.i_title]->i_seekpoint )
1330                 {
1331                     demux2_Control( p_demux, DEMUX_SET_SEEKPOINT, i_seekpoint );
1332
1333                     input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE );
1334                     es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1335                 }
1336             }
1337             else if( p_input->input.i_title > 0 )
1338             {
1339                 access_t *p_access = p_input->input.p_access;
1340                 int i_seekpoint;
1341
1342                 if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV )
1343                     i_seekpoint = p_access->info.i_seekpoint - 1;
1344                 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
1345                     i_seekpoint = p_access->info.i_seekpoint + 1;
1346                 else
1347                     i_seekpoint = val.i_int;
1348
1349                 if( i_seekpoint >= 0 && i_seekpoint <
1350                     p_input->input.title[p_access->info.i_title]->i_seekpoint )
1351                 {
1352                     access2_Control( p_access, ACCESS_SET_SEEKPOINT, i_seekpoint );
1353                     stream_AccessReset( p_input->input.p_stream );
1354
1355                     input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE );
1356                     es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1357                 }
1358             }
1359             break;
1360
1361         case INPUT_CONTROL_SET_BOOKMARK:
1362         default:
1363             msg_Err( p_input, "not yet implemented" );
1364             break;
1365     }
1366
1367     return b_force_update;
1368 }
1369
1370 /*****************************************************************************
1371  * UpdateFromDemux:
1372  *****************************************************************************/
1373 static int UpdateFromDemux( input_thread_t *p_input )
1374 {
1375     demux_t *p_demux = p_input->input.p_demux;
1376     vlc_value_t v;
1377
1378     if( p_demux->info.i_update & INPUT_UPDATE_TITLE )
1379     {
1380         v.i_int = p_demux->info.i_title;
1381         var_Change( p_input, "title", VLC_VAR_SETVALUE, &v, NULL );
1382
1383         input_ControlVarTitle( p_input, p_demux->info.i_title );
1384
1385         p_demux->info.i_update &= ~INPUT_UPDATE_TITLE;
1386     }
1387     if( p_demux->info.i_update & INPUT_UPDATE_SEEKPOINT )
1388     {
1389         v.i_int = p_demux->info.i_seekpoint;
1390         var_Change( p_input, "chapter", VLC_VAR_SETVALUE, &v, NULL);
1391
1392         p_demux->info.i_update &= ~INPUT_UPDATE_SEEKPOINT;
1393     }
1394     p_demux->info.i_update &= ~INPUT_UPDATE_SIZE;
1395
1396     /* Hmmm only works with master input */
1397     if( p_input->input.p_demux == p_demux )
1398     {
1399         int i_title_end = p_input->input.i_title_end -
1400             p_input->input.i_title_offset;
1401         int i_seekpoint_end = p_input->input.i_seekpoint_end -
1402             p_input->input.i_seekpoint_offset;
1403
1404         if( i_title_end >= 0 && i_seekpoint_end >=0 )
1405         {
1406             if( p_demux->info.i_title > i_title_end ||
1407                 ( p_demux->info.i_title == i_title_end &&
1408                   p_demux->info.i_seekpoint > i_seekpoint_end ) ) return 0;
1409         }
1410         else if( i_seekpoint_end >=0 )
1411         {
1412             if( p_demux->info.i_seekpoint > i_seekpoint_end ) return 0;
1413         }
1414         else if( i_title_end >= 0 )
1415         {
1416             if( p_demux->info.i_title > i_title_end ) return 0;
1417         }
1418     }
1419
1420     return 1;
1421 }
1422
1423 /*****************************************************************************
1424  * UpdateFromAccess:
1425  *****************************************************************************/
1426 static int UpdateFromAccess( input_thread_t *p_input )
1427 {
1428     access_t *p_access = p_input->input.p_access;
1429     vlc_value_t v;
1430
1431     if( p_access->info.i_update & INPUT_UPDATE_TITLE )
1432     {
1433         v.i_int = p_access->info.i_title;
1434         var_Change( p_input, "title", VLC_VAR_SETVALUE, &v, NULL );
1435
1436         input_ControlVarTitle( p_input, p_access->info.i_title );
1437
1438         stream_AccessUpdate( p_input->input.p_stream );
1439
1440         p_access->info.i_update &= ~INPUT_UPDATE_TITLE;
1441     }
1442     if( p_access->info.i_update & INPUT_UPDATE_SEEKPOINT )
1443     {
1444         v.i_int = p_access->info.i_seekpoint;
1445         var_Change( p_input, "chapter", VLC_VAR_SETVALUE, &v, NULL);
1446
1447         p_access->info.i_update &= ~INPUT_UPDATE_SEEKPOINT;
1448     }
1449     p_access->info.i_update &= ~INPUT_UPDATE_SIZE;
1450
1451     /* Hmmm only works with master input */
1452     if( p_input->input.p_access == p_access )
1453     {
1454         int i_title_end = p_input->input.i_title_end -
1455             p_input->input.i_title_offset;
1456         int i_seekpoint_end = p_input->input.i_seekpoint_end -
1457             p_input->input.i_seekpoint_offset;
1458
1459         if( i_title_end >= 0 && i_seekpoint_end >=0 )
1460         {
1461             if( p_access->info.i_title > i_title_end ||
1462                 ( p_access->info.i_title == i_title_end &&
1463                   p_access->info.i_seekpoint > i_seekpoint_end ) ) return 0;
1464         }
1465         else if( i_seekpoint_end >=0 )
1466         {
1467             if( p_access->info.i_seekpoint > i_seekpoint_end ) return 0;
1468         }
1469         else if( i_title_end >= 0 )
1470         {
1471             if( p_access->info.i_title > i_title_end ) return 0;
1472         }
1473     }
1474
1475     return 1;
1476 }
1477
1478 /*****************************************************************************
1479  * UpdateItemLength:
1480  *****************************************************************************/
1481 static void UpdateItemLength( input_thread_t *p_input, int64_t i_length )
1482 {
1483     char psz_buffer[MSTRTIME_MAX_SIZE];
1484
1485     vlc_mutex_lock( &p_input->input.p_item->lock );
1486     p_input->input.p_item->i_duration = i_length;
1487     vlc_mutex_unlock( &p_input->input.p_item->lock );
1488
1489     input_Control( p_input, INPUT_ADD_INFO, _("General"), _("Duration"),
1490                    msecstotimestr( psz_buffer, i_length / 1000 ) );
1491 }
1492
1493 /*****************************************************************************
1494  * InputSourceNew:
1495  *****************************************************************************/
1496 static input_source_t *InputSourceNew( input_thread_t *p_input )
1497 {
1498     input_source_t *in = malloc( sizeof( input_source_t ) );
1499
1500     in->p_item   = NULL;
1501     in->p_access = NULL;
1502     in->p_stream = NULL;
1503     in->p_demux  = NULL;
1504     in->b_title_demux = VLC_FALSE;
1505     in->i_title  = 0;
1506     in->title    = NULL;
1507     in->b_can_pace_control = VLC_TRUE;
1508     in->b_eof = VLC_FALSE;
1509     in->i_cr_average = 0;
1510
1511     return in;
1512 }
1513
1514 /*****************************************************************************
1515  * InputSourceInit:
1516  *****************************************************************************/
1517 static int InputSourceInit( input_thread_t *p_input,
1518                             input_source_t *in, char *psz_mrl,
1519                             char *psz_forced_demux )
1520 {
1521     char *psz_dup = strdup( psz_mrl );
1522     char *psz_access;
1523     char *psz_demux;
1524     char *psz_path;
1525     vlc_value_t val;
1526
1527     /* Split uri */
1528     MRLSplit( p_input, psz_dup, &psz_access, &psz_demux, &psz_path );
1529
1530     msg_Dbg( p_input, "`%s' gives access `%s' demux `%s' path `%s'",
1531              psz_mrl, psz_access, psz_demux, psz_path );
1532
1533     /* Find optional titles and seekpoints */
1534     MRLSections( p_input, psz_path, &in->i_title_start, &in->i_title_end,
1535                  &in->i_seekpoint_start, &in->i_seekpoint_end );
1536
1537     if( psz_forced_demux && *psz_forced_demux )
1538         psz_demux = psz_forced_demux;
1539
1540     /* Try access_demux if no demux given */
1541     if( *psz_demux == '\0' )
1542     {
1543         in->p_demux = demux2_New( p_input, psz_access, psz_demux, psz_path,
1544                                   NULL, p_input->p_es_out );
1545     }
1546
1547     if( in->p_demux )
1548     {
1549         int64_t i_pts_delay;
1550
1551         /* Get infos from access_demux */
1552         demux2_Control( in->p_demux,
1553                         DEMUX_GET_PTS_DELAY, &i_pts_delay );
1554         p_input->i_pts_delay = __MAX( p_input->i_pts_delay, i_pts_delay );
1555
1556         in->b_title_demux = VLC_TRUE;
1557         if( demux2_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
1558                             &in->title, &in->i_title,
1559                             &in->i_title_offset, &in->i_seekpoint_offset ) )
1560         {
1561             in->i_title = 0;
1562             in->title   = NULL;
1563         }
1564         demux2_Control( in->p_demux, DEMUX_CAN_CONTROL_PACE,
1565                         &in->b_can_pace_control );
1566         demux2_Control( in->p_demux, DEMUX_CAN_PAUSE,
1567                         &in->b_can_pause );
1568
1569         /* FIXME todo
1570         demux2_Control( in->p_demux, DEMUX_CAN_SEEK,
1571                         &val.b_bool );
1572         */
1573     }
1574     else
1575     {
1576         int64_t i_pts_delay;
1577
1578         /* Now try a real access */
1579         in->p_access = access2_New( p_input, psz_access, psz_demux, psz_path );
1580
1581         /* Access failed, URL encoded ? */
1582         if( in->p_access == NULL && strchr( psz_path, '%' ) )
1583         {
1584             DecodeUrl( psz_path );
1585
1586             msg_Dbg( p_input, "retying with access `%s' demux `%s' path `%s'",
1587                      psz_access, psz_demux, psz_path );
1588
1589             in->p_access = access2_New( p_input,
1590                                         psz_access, psz_demux, psz_path );
1591         }
1592 #ifndef WIN32      /* Remove this gross hack from the win32 build as colons
1593                         * are forbidden in filenames on Win32. */
1594
1595         /* Maybe we got something like: /Volumes/toto:titi/gabu.mpg */
1596         if( in->p_access == NULL &&
1597             *psz_access == '\0' && ( *psz_demux || *psz_path ) )
1598         {
1599             free( psz_dup );
1600             psz_dup = strdup( psz_mrl );
1601             psz_access = "";
1602             psz_demux = "";
1603             psz_path = psz_dup;
1604
1605             in->p_access = access2_New( p_input,
1606                                         psz_access, psz_demux, psz_path );
1607         }
1608 #endif
1609
1610         if( in->p_access == NULL )
1611         {
1612             msg_Err( p_input, "no suitable access module for `%s'", psz_mrl );
1613             goto error;
1614         }
1615
1616         /* Get infos from access */
1617         access2_Control( in->p_access,
1618                          ACCESS_GET_PTS_DELAY, &i_pts_delay );
1619         p_input->i_pts_delay = __MAX( p_input->i_pts_delay, i_pts_delay );
1620
1621         in->b_title_demux = VLC_FALSE;
1622         if( access2_Control( in->p_access, ACCESS_GET_TITLE_INFO,
1623                              &in->title, &in->i_title,
1624                              &in->i_title_offset, &in->i_seekpoint_offset ) )
1625
1626         {
1627             in->i_title = 0;
1628             in->title   = NULL;
1629         }
1630         access2_Control( in->p_access, ACCESS_CAN_CONTROL_PACE,
1631                          &in->b_can_pace_control );
1632         access2_Control( in->p_access, ACCESS_CAN_PAUSE,
1633                          &in->b_can_pause );
1634         access2_Control( in->p_access, ACCESS_CAN_SEEK,
1635                          &val.b_bool );
1636         var_Set( p_input, "seekable", val );
1637
1638         /* Create the stream_t */
1639         in->p_stream = stream_AccessNew( in->p_access );
1640         if( in->p_stream == NULL )
1641         {
1642             msg_Warn( p_input, "cannot create a stream_t from access" );
1643             goto error;
1644         }
1645
1646         /* Open a demuxer */
1647         if( *psz_demux == '\0' && *in->p_access->psz_demux )
1648         {
1649             psz_demux = in->p_access->psz_demux;
1650         }
1651         in->p_demux = demux2_New( p_input, psz_access, psz_demux, psz_path,
1652                                   in->p_stream, p_input->p_es_out );
1653         if( in->p_demux == NULL )
1654         {
1655             msg_Err( p_input, "no suitable demux module for `%s/%s://%s'",
1656                      psz_access, psz_demux, psz_path );
1657             goto error;
1658         }
1659
1660         /* TODO get title from demux */
1661         if( in->i_title <= 0 )
1662         {
1663             if( demux2_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
1664                                 &in->title, &in->i_title,
1665                                 &in->i_title_offset, &in->i_seekpoint_offset ))
1666             {
1667                 in->i_title = 0;
1668                 in->title   = NULL;
1669             }
1670             else
1671             {
1672                 in->b_title_demux = VLC_TRUE;
1673             }
1674         }
1675     }
1676     free( psz_dup );
1677     return VLC_SUCCESS;
1678
1679 error:
1680     if( in->p_demux )
1681         demux2_Delete( in->p_demux );
1682
1683     if( in->p_stream )
1684         stream_AccessDelete( in->p_stream );
1685
1686     if( in->p_access )
1687         access2_Delete( in->p_access );
1688     free( psz_dup );
1689
1690     return VLC_EGENERIC;
1691 }
1692
1693 /*****************************************************************************
1694  * InputSourceClean:
1695  *****************************************************************************/
1696 static void InputSourceClean( input_thread_t *p_input, input_source_t *in )
1697 {
1698     if( in->p_demux )
1699         demux2_Delete( in->p_demux );
1700
1701     if( in->p_stream )
1702         stream_AccessDelete( in->p_stream );
1703
1704     if( in->p_access )
1705         access2_Delete( in->p_access );
1706
1707     if( in->i_title > 0 )
1708     {
1709         int i;
1710         for( i = 0; i < in->i_title; i++ )
1711         {
1712             vlc_input_title_Delete( in->title[i] );
1713         }
1714         free( in->title );
1715     }
1716 }
1717
1718 static void SlaveDemux( input_thread_t *p_input )
1719 {
1720     int64_t i_time;
1721     int i;
1722     if( demux2_Control( p_input->input.p_demux, DEMUX_GET_TIME, &i_time ) )
1723     {
1724         msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
1725         return;
1726     }
1727
1728     for( i = 0; i < p_input->i_slave; i++ )
1729     {
1730         input_source_t *in = p_input->slave[i];
1731         int i_ret = 1;
1732
1733         if( in->b_eof )
1734             continue;
1735
1736         if( demux2_Control( in->p_demux, DEMUX_SET_NEXT_DEMUX_TIME, i_time ) )
1737         {
1738             for( ;; )
1739             {
1740                 int64_t i_stime;
1741                 if( demux2_Control( in->p_demux, DEMUX_GET_TIME, &i_stime ) )
1742                 {
1743                     msg_Err( p_input, "slave[%d] doesn't like "
1744                              "DEMUX_GET_TIME -> EOF", i );
1745                     i_ret = 0;
1746                     break;
1747                 }
1748
1749                 if( i_stime >= i_time )
1750                     break;
1751
1752                 if( ( i_ret = in->p_demux->pf_demux( in->p_demux ) ) <= 0 )
1753                     break;
1754             }
1755         }
1756         else
1757         {
1758             i_ret = in->p_demux->pf_demux( in->p_demux );
1759         }
1760
1761         if( i_ret <= 0 )
1762         {
1763             msg_Dbg( p_input, "slave %d EOF", i );
1764             in->b_eof = VLC_TRUE;
1765         }
1766     }
1767 }
1768
1769 static void SlaveSeek( input_thread_t *p_input )
1770 {
1771     int64_t i_time;
1772     int i;
1773
1774     if( demux2_Control( p_input->input.p_demux, DEMUX_GET_TIME, &i_time ) )
1775     {
1776         msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
1777         return;
1778     }
1779
1780     for( i = 0; i < p_input->i_slave; i++ )
1781     {
1782         input_source_t *in = p_input->slave[i];
1783
1784         if( demux2_Control( in->p_demux, DEMUX_SET_TIME, i_time ) )
1785         {
1786             msg_Err( p_input, "seek failed for slave %d -> EOF", i );
1787             in->b_eof = VLC_TRUE;
1788         }
1789     }
1790 }
1791 /*****************************************************************************
1792  * InputMetaUser:
1793  *****************************************************************************/
1794 static vlc_meta_t *InputMetaUser( input_thread_t *p_input )
1795 {
1796     vlc_meta_t *p_meta;
1797     vlc_value_t val;
1798
1799     if( ( p_meta = vlc_meta_New() ) == NULL )
1800         return NULL;
1801
1802     /* Get meta information from user */
1803 #define GET_META( c, s ) \
1804     var_Get( p_input, (s), &val );  \
1805     if( *val.psz_string )       \
1806         vlc_meta_Add( p_meta, c, val.psz_string ); \
1807     free( val.psz_string )
1808
1809     GET_META( VLC_META_TITLE, "meta-title" );
1810     GET_META( VLC_META_AUTHOR, "meta-author" );
1811     GET_META( VLC_META_ARTIST, "meta-artist" );
1812     GET_META( VLC_META_GENRE, "meta-genre" );
1813     GET_META( VLC_META_COPYRIGHT, "meta-copyright" );
1814     GET_META( VLC_META_DESCRIPTION, "meta-description" );
1815     GET_META( VLC_META_DATE, "meta-date" );
1816     GET_META( VLC_META_URL, "meta-url" );
1817 #undef GET_META
1818
1819     return p_meta;
1820 }
1821
1822 /*****************************************************************************
1823  * DecodeUrl: decode a given encoded url
1824  *****************************************************************************/
1825 static void DecodeUrl( char *psz )
1826 {
1827     char *dup = strdup( psz );
1828     char *p = dup;
1829
1830     while( *p )
1831     {
1832         if( *p == '%' )
1833         {
1834             char val[3];
1835             p++;
1836             if( !*p )
1837             {
1838                 break;
1839             }
1840
1841             val[0] = *p++;
1842             val[1] = *p++;
1843             val[2] = '\0';
1844
1845             *psz++ = strtol( val, NULL, 16 );
1846         }
1847         else if( *p == '+' )
1848         {
1849             *psz++ = ' ';
1850             p++;
1851         }
1852         else
1853         {
1854             *psz++ = *p++;
1855         }
1856     }
1857     *psz++  ='\0';
1858     free( dup );
1859 }
1860
1861 /*****************************************************************************
1862  * ParseOption: parses the options for the input
1863  *****************************************************************************
1864  * This function parses the input (config) options and creates their associated
1865  * object variables.
1866  * Options are of the form "[no[-]]foo[=bar]" where foo is the option name and
1867  * bar is the value of the option.
1868  *****************************************************************************/
1869 static void ParseOption( input_thread_t *p_input, const char *psz_option )
1870 {
1871     char *psz_name = (char *)psz_option;
1872     char *psz_value = strchr( psz_option, '=' );
1873     int  i_name_len, i_type;
1874     vlc_bool_t b_isno = VLC_FALSE;
1875     vlc_value_t val;
1876
1877     if( psz_value ) i_name_len = psz_value - psz_option;
1878     else i_name_len = strlen( psz_option );
1879
1880     /* It's too much of an hassle to remove the ':' when we parse
1881      * the cmd line :) */
1882     if( i_name_len && *psz_name == ':' )
1883     {
1884         psz_name++;
1885         i_name_len--;
1886     }
1887
1888     if( i_name_len == 0 ) return;
1889
1890     psz_name = strndup( psz_name, i_name_len );
1891     if( psz_value ) psz_value++;
1892
1893     i_type = config_GetType( p_input, psz_name );
1894
1895     if( !i_type && !psz_value )
1896     {
1897         /* check for "no-foo" or "nofoo" */
1898         if( !strncmp( psz_name, "no-", 3 ) )
1899         {
1900             memmove( psz_name, psz_name + 3, strlen(psz_name) + 1 - 3 );
1901         }
1902         else if( !strncmp( psz_name, "no", 2 ) )
1903         {
1904             memmove( psz_name, psz_name + 2, strlen(psz_name) + 1 - 2 );
1905         }
1906         else goto cleanup;           /* Option doesn't exist */
1907
1908         b_isno = VLC_TRUE;
1909         i_type = config_GetType( p_input, psz_name );
1910
1911         if( !i_type ) goto cleanup;  /* Option doesn't exist */
1912     }
1913     else if( !i_type ) goto cleanup; /* Option doesn't exist */
1914
1915     if( ( i_type != VLC_VAR_BOOL ) &&
1916         ( !psz_value || !*psz_value ) ) goto cleanup; /* Invalid value */
1917
1918     /* Create the variable in the input object.
1919      * Children of the input object will be able to retreive this value
1920      * thanks to the inheritance property of the object variables. */
1921     var_Create( p_input, psz_name, i_type );
1922
1923     switch( i_type )
1924     {
1925     case VLC_VAR_BOOL:
1926         val.b_bool = !b_isno;
1927         break;
1928
1929     case VLC_VAR_INTEGER:
1930         val.i_int = atoi( psz_value );
1931         break;
1932
1933     case VLC_VAR_FLOAT:
1934         val.f_float = atof( psz_value );
1935         break;
1936
1937     case VLC_VAR_STRING:
1938     case VLC_VAR_MODULE:
1939     case VLC_VAR_FILE:
1940     case VLC_VAR_DIRECTORY:
1941         val.psz_string = psz_value;
1942         break;
1943
1944     default:
1945         goto cleanup;
1946         break;
1947     }
1948
1949     var_Set( p_input, psz_name, val );
1950
1951     msg_Dbg( p_input, "set input option: %s to %s", psz_name, psz_value );
1952
1953   cleanup:
1954     if( psz_name ) free( psz_name );
1955     return;
1956 }
1957
1958 /*****************************************************************************
1959  * MRLSplit: parse the access, demux and url part of the
1960  *           Media Resource Locator.
1961  *****************************************************************************/
1962 static void MRLSplit( input_thread_t *p_input, char *psz_dup,
1963                       char **ppsz_access, char **ppsz_demux, char **ppsz_path )
1964 {
1965     char *psz_access = NULL;
1966     char *psz_demux  = NULL;
1967     char *psz_path   = NULL;
1968     char *psz;
1969
1970     psz = strchr( psz_dup, ':' );
1971
1972 #if defined( WIN32 ) || defined( UNDER_CE )
1973     if( psz - psz_dup == 1 )
1974     {
1975         msg_Warn( p_input, "drive letter %c: found in source string",
1976                   psz_dup[0] );
1977         psz_path = psz_dup;
1978     }
1979     else
1980 #endif
1981
1982     if( psz )
1983     {
1984         *psz++ = '\0';
1985         if( psz[0] == '/' && psz[1] == '/' )
1986             psz += 2;
1987
1988         psz_path = psz;
1989
1990         psz = strchr( psz_dup, '/' );
1991         if( psz )
1992         {
1993             *psz++ = '\0';
1994             psz_demux = psz;
1995         }
1996
1997         psz_access = psz_dup;
1998     }
1999     else
2000     {
2001         psz_path = psz_dup;
2002     }
2003
2004     if( psz_access == NULL )
2005         *ppsz_access = "";
2006     else
2007         *ppsz_access = psz_access;
2008
2009     if( psz_demux == NULL )
2010         *ppsz_demux = "";
2011     else
2012         *ppsz_demux = psz_demux;
2013
2014     if( psz_path == NULL )
2015         *ppsz_path = "";
2016     else
2017         *ppsz_path = psz_path;
2018 }
2019
2020 /*****************************************************************************
2021  * MRLSections: parse title and seekpoint info from the Media Resource Locator.
2022  *
2023  * Syntax:
2024  * [url][@[title-start][,chapter-start][-[title-end][,chapter-end]]]
2025  *****************************************************************************/
2026 static void MRLSections( input_thread_t *p_input, char *psz_source,
2027                          int *pi_title_start, int *pi_title_end,
2028                          int *pi_chapter_start, int *pi_chapter_end )
2029 {
2030     char *psz, *psz_end, *psz_next;
2031
2032     *pi_title_start = *pi_title_end = -1;
2033     *pi_chapter_start = *pi_chapter_end = -1;
2034
2035     /* Start by parsing titles and chapters */
2036     if( !psz_source || !( psz = strrchr( psz_source, '@' ) ) ) return;
2037
2038     *psz++ = 0;
2039
2040     /* Separate start and end */
2041     if( ( psz_end = strchr( psz, '-' ) ) ) *psz_end++ = 0;
2042
2043     /* Look for the start title */
2044     *pi_title_start = strtol( psz, &psz_next, 0 );
2045     if( !*pi_title_start && psz == psz_next ) *pi_title_start = -1;
2046     *pi_title_end = *pi_title_start;
2047     psz = psz_next;
2048
2049     /* Look for the start chapter */
2050     if( *psz ) psz++;
2051     *pi_chapter_start = strtol( psz, &psz_next, 0 );
2052     if( !*pi_chapter_start && psz == psz_next ) *pi_chapter_start = -1;
2053     *pi_chapter_end = *pi_chapter_start;
2054
2055     if( psz_end )
2056     {
2057         /* Look for the end title */
2058         *pi_title_end = strtol( psz_end, &psz_next, 0 );
2059         if( !*pi_title_end && psz_end == psz_next ) *pi_title_end = -1;
2060         psz_end = psz_next;
2061
2062         /* Look for the end chapter */
2063         if( *psz_end ) psz_end++;
2064         *pi_chapter_end = strtol( psz_end, &psz_next, 0 );
2065         if( !*pi_chapter_end && psz_end == psz_next ) *pi_chapter_end = -1;
2066     }
2067
2068     msg_Dbg( p_input, "source=`%s' title=%d/%d seekpoint=%d/%d",
2069              psz_source, *pi_title_start, *pi_chapter_start,
2070              *pi_title_end, *pi_chapter_end );
2071 }