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