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[vlc] / src / input / input.c
1 /*****************************************************************************
2  * input.c: input thread
3  *****************************************************************************
4  * Copyright (C) 1998-2007 the VideoLAN team
5  * $Id$
6  *
7  * Authors: Christophe Massiot <massiot@via.ecp.fr>
8  *          Laurent Aimar <fenrir@via.ecp.fr>
9  *
10  * This program is free software; you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License as published by
12  * the Free Software Foundation; either version 2 of the License, or
13  * (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18  * GNU General Public License for more details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with this program; if not, write to the Free Software
22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23  *****************************************************************************/
24
25 /*****************************************************************************
26  * Preamble
27  *****************************************************************************/
28 #ifdef HAVE_CONFIG_H
29 # include "config.h"
30 #endif
31
32 #include <vlc_common.h>
33
34 #include <ctype.h>
35 #include <limits.h>
36 #include <assert.h>
37
38 #include "input_internal.h"
39 #include "event.h"
40 #include "es_out.h"
41 #include "es_out_timeshift.h"
42 #include "access.h"
43 #include "demux.h"
44 #include "stream.h"
45 #include "item.h"
46 #include "resource.h"
47
48 #include <vlc_sout.h>
49 #include "../stream_output/stream_output.h"
50
51 #include <vlc_dialog.h>
52 #include <vlc_url.h>
53 #include <vlc_charset.h>
54 #include <vlc_strings.h>
55
56 #ifdef HAVE_SYS_STAT_H
57 #   include <sys/stat.h>
58 #endif
59
60 /*****************************************************************************
61  * Local prototypes
62  *****************************************************************************/
63 static void Destructor( input_thread_t * p_input );
64
65 static  void *Run            ( vlc_object_t *p_this );
66 static  void *RunAndDestroy  ( vlc_object_t *p_this );
67
68 static input_thread_t * Create  ( vlc_object_t *, input_item_t *,
69                                   const char *, bool, input_resource_t * );
70 static  int             Init    ( input_thread_t *p_input );
71 static void             End     ( input_thread_t *p_input );
72 static void             MainLoop( input_thread_t *p_input );
73
74 static void ObjectKillChildrens( input_thread_t *, vlc_object_t * );
75
76 static inline int ControlPop( input_thread_t *, int *, vlc_value_t *, mtime_t i_deadline );
77 static void       ControlReduce( input_thread_t * );
78 static bool Control( input_thread_t *, int, vlc_value_t );
79
80 static int  UpdateTitleSeekpointFromAccess( input_thread_t * );
81 static void UpdateGenericFromAccess( input_thread_t * );
82
83 static int  UpdateTitleSeekpointFromDemux( input_thread_t * );
84 static void UpdateGenericFromDemux( input_thread_t * );
85
86 static void MRLSections( input_thread_t *, char *, int *, int *, int *, int *);
87
88 static input_source_t *InputSourceNew( input_thread_t *);
89 static int  InputSourceInit( input_thread_t *, input_source_t *,
90                              const char *, const char *psz_forced_demux );
91 static void InputSourceClean( input_source_t * );
92 static void InputSourceMeta( input_thread_t *, input_source_t *, vlc_meta_t * );
93
94 /* TODO */
95 //static void InputGetAttachments( input_thread_t *, input_source_t * );
96 static void SlaveDemux( input_thread_t *p_input );
97 static void SlaveSeek( input_thread_t *p_input );
98
99 static void InputMetaUser( input_thread_t *p_input, vlc_meta_t *p_meta );
100 static void InputUpdateMeta( input_thread_t *p_input, vlc_meta_t *p_meta );
101 static void InputGetExtraFiles( input_thread_t *p_input,
102                                 int *pi_list, char ***pppsz_list,
103                                 const char *psz_access, const char *psz_path );
104
105 static void AppendAttachment( int *pi_attachment, input_attachment_t ***ppp_attachment,
106                               int i_new, input_attachment_t **pp_new );
107
108 static void SubtitleAdd( input_thread_t *p_input, char *psz_subtitle, bool b_forced );
109
110 static void input_ChangeState( input_thread_t *p_input, int i_state ); /* TODO fix name */
111
112 /*****************************************************************************
113  * This function creates a new input, and returns a pointer
114  * to its description. On error, it returns NULL.
115  *
116  * XXX Do not forget to update vlc_input.h if you add new variables.
117  *****************************************************************************/
118 static input_thread_t *Create( vlc_object_t *p_parent, input_item_t *p_item,
119                                const char *psz_header, bool b_quick,
120                                input_resource_t *p_resource )
121 {
122     static const char input_name[] = "input";
123     input_thread_t *p_input = NULL;                 /* thread descriptor */
124     int i;
125
126     /* Allocate descriptor */
127     p_input = vlc_custom_create( p_parent, sizeof( *p_input ),
128                                  VLC_OBJECT_INPUT, input_name );
129     if( p_input == NULL )
130         return NULL;
131
132     /* Construct a nice name for the input timer */
133     char psz_timer_name[255];
134     char * psz_name = input_item_GetName( p_item );
135     snprintf( psz_timer_name, sizeof(psz_timer_name),
136               "input launching for '%s'", psz_name );
137
138     msg_Dbg( p_input, "Creating an input for '%s'", psz_name);
139
140     free( psz_name );
141
142     /* Start a timer to mesure how long it takes
143      * to launch an input */
144     stats_TimerStart( p_input, psz_timer_name,
145         STATS_TIMER_INPUT_LAUNCHING );
146
147     p_input->p = calloc( 1, sizeof( input_thread_private_t ) );
148     if( !p_input->p )
149         return NULL;
150
151     p_input->b_preparsing = b_quick;
152     p_input->psz_header = psz_header ? strdup( psz_header ) : NULL;
153
154     /* Init Common fields */
155     p_input->b_eof = false;
156     p_input->p->b_can_pace_control = true;
157     p_input->p->i_start = 0;
158     p_input->p->i_time  = 0;
159     p_input->p->i_stop  = 0;
160     p_input->p->i_run   = 0;
161     p_input->p->i_title = 0;
162     p_input->p->title = NULL;
163     p_input->p->i_title_offset = p_input->p->i_seekpoint_offset = 0;
164     p_input->p->i_state = INIT_S;
165     p_input->p->i_rate = INPUT_RATE_DEFAULT;
166     p_input->p->b_recording = false;
167     memset( &p_input->p->bookmark, 0, sizeof(p_input->p->bookmark) );
168     TAB_INIT( p_input->p->i_bookmark, p_input->p->pp_bookmark );
169     TAB_INIT( p_input->p->i_attachment, p_input->p->attachment );
170     p_input->p->p_es_out_display = NULL;
171     p_input->p->p_es_out = NULL;
172     p_input->p->p_sout   = NULL;
173     p_input->p->b_out_pace_control = false;
174
175     vlc_gc_incref( p_item ); /* Released in Destructor() */
176     p_input->p->p_item = p_item;
177
178     /* Init Input fields */
179     p_input->p->input.p_access = NULL;
180     p_input->p->input.p_stream = NULL;
181     p_input->p->input.p_demux  = NULL;
182     p_input->p->input.b_title_demux = false;
183     p_input->p->input.i_title  = 0;
184     p_input->p->input.title    = NULL;
185     p_input->p->input.i_title_offset = p_input->p->input.i_seekpoint_offset = 0;
186     p_input->p->input.b_can_pace_control = true;
187     p_input->p->input.b_can_rate_control = true;
188     p_input->p->input.b_rescale_ts = true;
189     p_input->p->input.b_eof = false;
190
191     vlc_mutex_lock( &p_item->lock );
192
193     if( !p_item->p_stats )
194         p_item->p_stats = stats_NewInputStats( p_input );
195     vlc_mutex_unlock( &p_item->lock );
196
197     /* No slave */
198     p_input->p->i_slave = 0;
199     p_input->p->slave   = NULL;
200
201     /* */
202     if( p_resource )
203         p_input->p->p_resource = p_resource;
204     else
205         p_input->p->p_resource = input_resource_New();
206     input_resource_SetInput( p_input->p->p_resource, p_input );
207
208     /* Init control buffer */
209     vlc_mutex_init( &p_input->p->lock_control );
210     vlc_cond_init( &p_input->p->wait_control );
211     p_input->p->i_control = 0;
212     p_input->p->b_abort = false;
213
214     /* Parse input options */
215     vlc_mutex_lock( &p_item->lock );
216     assert( (int)p_item->optflagc == p_item->i_options );
217     for( i = 0; i < p_item->i_options; i++ )
218         var_OptionParse( VLC_OBJECT(p_input), p_item->ppsz_options[i],
219                          !!(p_item->optflagv[i] & VLC_INPUT_OPTION_TRUSTED) );
220     vlc_mutex_unlock( &p_item->lock );
221
222     /* Create Object Variables for private use only */
223     input_ConfigVarInit( p_input );
224
225     /* Create Objects variables for public Get and Set */
226     input_ControlVarInit( p_input );
227
228     /* */
229     if( !p_input->b_preparsing )
230     {
231         char *psz_bookmarks = var_GetNonEmptyString( p_input, "bookmarks" );
232         if( psz_bookmarks )
233         {
234             /* FIXME: have a common cfg parsing routine used by sout and others */
235             char *psz_parser, *psz_start, *psz_end;
236             psz_parser = psz_bookmarks;
237             while( (psz_start = strchr( psz_parser, '{' ) ) )
238             {
239                  seekpoint_t *p_seekpoint;
240                  char backup;
241                  psz_start++;
242                  psz_end = strchr( psz_start, '}' );
243                  if( !psz_end ) break;
244                  psz_parser = psz_end + 1;
245                  backup = *psz_parser;
246                  *psz_parser = 0;
247                  *psz_end = ',';
248
249                  p_seekpoint = vlc_seekpoint_New();
250                  while( (psz_end = strchr( psz_start, ',' ) ) )
251                  {
252                      *psz_end = 0;
253                      if( !strncmp( psz_start, "name=", 5 ) )
254                      {
255                          p_seekpoint->psz_name = strdup(psz_start + 5);
256                      }
257                      else if( !strncmp( psz_start, "bytes=", 6 ) )
258                      {
259                          p_seekpoint->i_byte_offset = atoll(psz_start + 6);
260                      }
261                      else if( !strncmp( psz_start, "time=", 5 ) )
262                      {
263                          p_seekpoint->i_time_offset = atoll(psz_start + 5) *
264                                                         1000000;
265                      }
266                      psz_start = psz_end + 1;
267                 }
268                 msg_Dbg( p_input, "adding bookmark: %s, bytes=%"PRId64", time=%"PRId64,
269                                   p_seekpoint->psz_name, p_seekpoint->i_byte_offset,
270                                   p_seekpoint->i_time_offset );
271                 input_Control( p_input, INPUT_ADD_BOOKMARK, p_seekpoint );
272                 vlc_seekpoint_Delete( p_seekpoint );
273                 *psz_parser = backup;
274             }
275             free( psz_bookmarks );
276         }
277     }
278
279     /* Remove 'Now playing' info as it is probably outdated */
280     input_item_SetNowPlaying( p_item, NULL );
281     input_SendEventMeta( p_input );
282
283     /* */
284     if( p_input->b_preparsing )
285         p_input->i_flags |= OBJECT_FLAGS_QUIET | OBJECT_FLAGS_NOINTERACT;
286
287     /* */
288     memset( &p_input->p->counters, 0, sizeof( p_input->p->counters ) );
289     vlc_mutex_init( &p_input->p->counters.counters_lock );
290
291     /* Set the destructor when we are sure we are initialized */
292     vlc_object_set_destructor( p_input, (vlc_destructor_t)Destructor );
293
294     /* Attach only once we are ready */
295     vlc_object_attach( p_input, p_parent );
296
297     return p_input;
298 }
299
300 /**
301  * Input destructor (called when the object's refcount reaches 0).
302  */
303 static void Destructor( input_thread_t * p_input )
304 {
305 #ifndef NDEBUG
306     char * psz_name = input_item_GetName( p_input->p->p_item );
307     msg_Dbg( p_input, "Destroying the input for '%s'", psz_name);
308     free( psz_name );
309 #endif
310
311     stats_TimerDump( p_input, STATS_TIMER_INPUT_LAUNCHING );
312     stats_TimerClean( p_input, STATS_TIMER_INPUT_LAUNCHING );
313
314     if( p_input->p->p_resource )
315         input_resource_Delete( p_input->p->p_resource );
316
317     vlc_gc_decref( p_input->p->p_item );
318
319     vlc_mutex_destroy( &p_input->p->counters.counters_lock );
320
321     vlc_cond_destroy( &p_input->p->wait_control );
322     vlc_mutex_destroy( &p_input->p->lock_control );
323     free( p_input->p );
324 }
325
326 /**
327  * Initialize an input thread and run it. You will need to monitor the
328  * thread to clean up after it is done
329  *
330  * \param p_parent a vlc_object
331  * \param p_item an input item
332  * \return a pointer to the spawned input thread
333  */
334 input_thread_t *__input_CreateThread( vlc_object_t *p_parent,
335                                       input_item_t *p_item )
336 {
337     return __input_CreateThreadExtended( p_parent, p_item, NULL, NULL );
338 }
339
340 /* */
341 input_thread_t *__input_CreateThreadExtended( vlc_object_t *p_parent,
342                                               input_item_t *p_item,
343                                               const char *psz_log, input_resource_t *p_resource )
344 {
345     input_thread_t *p_input;
346
347     p_input = Create( p_parent, p_item, psz_log, false, p_resource );
348     if( !p_input )
349         return NULL;
350
351     /* Create thread and wait for its readiness. */
352     if( vlc_thread_create( p_input, "input", Run,
353                            VLC_THREAD_PRIORITY_INPUT ) )
354     {
355         input_ChangeState( p_input, ERROR_S );
356         msg_Err( p_input, "cannot create input thread" );
357         vlc_object_detach( p_input );
358         vlc_object_release( p_input );
359         return NULL;
360     }
361
362     return p_input;
363 }
364
365 /**
366  * Initialize an input thread and run it. This thread will clean after itself,
367  * you can forget about it. It can work either in blocking or non-blocking mode
368  *
369  * \param p_parent a vlc_object
370  * \param p_item an input item
371  * \param b_block should we block until read is finished ?
372  * \return an error code, VLC_SUCCESS on success
373  */
374 int __input_Read( vlc_object_t *p_parent, input_item_t *p_item,
375                    bool b_block )
376 {
377     input_thread_t *p_input;
378
379     p_input = Create( p_parent, p_item, NULL, false, NULL );
380     if( !p_input )
381         return VLC_EGENERIC;
382
383     if( b_block )
384     {
385         RunAndDestroy( VLC_OBJECT(p_input) );
386         return VLC_SUCCESS;
387     }
388     else
389     {
390         if( vlc_thread_create( p_input, "input", RunAndDestroy,
391                                VLC_THREAD_PRIORITY_INPUT ) )
392         {
393             input_ChangeState( p_input, ERROR_S );
394             msg_Err( p_input, "cannot create input thread" );
395             vlc_object_release( p_input );
396             return VLC_EGENERIC;
397         }
398     }
399     return VLC_SUCCESS;
400 }
401
402 /**
403  * Initialize an input and initialize it to preparse the item
404  * This function is blocking. It will only accept parsing regular files.
405  *
406  * \param p_parent a vlc_object_t
407  * \param p_item an input item
408  * \return VLC_SUCCESS or an error
409  */
410 int input_Preparse( vlc_object_t *p_parent, input_item_t *p_item )
411 {
412     input_thread_t *p_input;
413
414     /* Allocate descriptor */
415     p_input = Create( p_parent, p_item, NULL, true, NULL );
416     if( !p_input )
417         return VLC_EGENERIC;
418
419     if( !Init( p_input ) )
420         End( p_input );
421
422     vlc_object_detach( p_input );
423     vlc_object_release( p_input );
424
425     return VLC_SUCCESS;
426 }
427
428 /**
429  * Request a running input thread to stop and die
430  *
431  * \param the input thread to stop
432  */
433 void input_StopThread( input_thread_t *p_input, bool b_abort )
434 {
435     /* Set die for input and ALL of this childrens (even (grand-)grand-childrens)
436      * It is needed here even if it is done in INPUT_CONTROL_SET_DIE handler to
437      * unlock the control loop */
438     ObjectKillChildrens( p_input, VLC_OBJECT(p_input) );
439
440     vlc_mutex_lock( &p_input->p->lock_control );
441     p_input->p->b_abort |= b_abort;
442     vlc_mutex_unlock( &p_input->p->lock_control );
443
444     input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL );
445 }
446
447 input_resource_t *input_DetachResource( input_thread_t *p_input )
448 {
449     assert( p_input->b_dead );
450
451     input_resource_SetInput( p_input->p->p_resource, NULL );
452
453     input_resource_t *p_resource = input_resource_Detach( p_input->p->p_resource );
454     p_input->p->p_sout = NULL;
455
456     return p_resource;
457 }
458
459 /**
460  * Get the item from an input thread
461  * FIXME it does not increase ref count of the item.
462  * if it is used after p_input is destroyed nothing prevent it from
463  * being freed.
464  */
465 input_item_t *input_GetItem( input_thread_t *p_input )
466 {
467     assert( p_input && p_input->p );
468     return p_input->p->p_item;
469 }
470
471 /*****************************************************************************
472  * ObjectKillChildrens
473  *****************************************************************************/
474 static void ObjectKillChildrens( input_thread_t *p_input, vlc_object_t *p_obj )
475 {
476     vlc_list_t *p_list;
477     int i;
478
479     /* FIXME ObjectKillChildrens seems a very bad idea in fact */
480     i = vlc_internals( p_obj )->i_object_type;
481     if( i == VLC_OBJECT_VOUT ||i == VLC_OBJECT_AOUT ||
482         p_obj == VLC_OBJECT(p_input->p->p_sout) ||
483         i == VLC_OBJECT_DECODER || i == VLC_OBJECT_PACKETIZER )
484         return;
485
486     vlc_object_kill( p_obj );
487
488     p_list = vlc_list_children( p_obj );
489     for( i = 0; i < p_list->i_count; i++ )
490         ObjectKillChildrens( p_input, p_list->p_values[i].p_object );
491     vlc_list_release( p_list );
492 }
493
494 /*****************************************************************************
495  * Run: main thread loop
496  * This is the "normal" thread that spawns the input processing chain,
497  * reads the stream, cleans up and waits
498  *****************************************************************************/
499 static void *Run( vlc_object_t *p_this )
500 {
501     input_thread_t *p_input = (input_thread_t *)p_this;
502     const int canc = vlc_savecancel();
503
504     if( Init( p_input ) )
505         goto exit;
506
507     MainLoop( p_input );
508
509     /* Clean up */
510     End( p_input );
511
512 exit:
513     /* Tell we're dead */
514     vlc_mutex_lock( &p_input->p->lock_control );
515     const bool b_abort = p_input->p->b_abort;
516     vlc_mutex_unlock( &p_input->p->lock_control );
517
518     if( b_abort )
519         input_SendEventAbort( p_input );
520     input_SendEventDead( p_input );
521
522     vlc_restorecancel( canc );
523     return NULL;
524 }
525
526 /*****************************************************************************
527  * RunAndDestroy: main thread loop
528  * This is the "just forget me" thread that spawns the input processing chain,
529  * reads the stream, cleans up and releases memory
530  *****************************************************************************/
531 static void *RunAndDestroy( vlc_object_t *p_this )
532 {
533     input_thread_t *p_input = (input_thread_t *)p_this;
534     const int canc = vlc_savecancel();
535
536     if( Init( p_input ) )
537         goto exit;
538
539     MainLoop( p_input );
540
541     /* Clean up */
542     End( p_input );
543
544 exit:
545     /* Release memory */
546     vlc_object_release( p_input );
547     vlc_restorecancel( canc );
548     return NULL;
549 }
550
551 /*****************************************************************************
552  * Main loop: Fill buffers from access, and demux
553  *****************************************************************************/
554
555 /**
556  * MainLoopDemux
557  * It asks the demuxer to demux some data
558  */
559 static void MainLoopDemux( input_thread_t *p_input, bool *pb_changed, mtime_t *pi_start_mdate )
560 {
561     int i_ret;
562
563     *pb_changed = false;
564
565     if( ( p_input->p->i_stop > 0 && p_input->p->i_time >= p_input->p->i_stop ) ||
566         ( p_input->p->i_run > 0 && *pi_start_mdate+p_input->p->i_run < mdate() ) )
567         i_ret = 0; /* EOF */
568     else
569         i_ret = demux_Demux( p_input->p->input.p_demux );
570
571     if( i_ret > 0 )
572     {
573         if( p_input->p->input.p_demux->info.i_update )
574         {
575             if( p_input->p->input.b_title_demux )
576             {
577                 i_ret = UpdateTitleSeekpointFromDemux( p_input );
578                 *pb_changed = true;
579             }
580             UpdateGenericFromDemux( p_input );
581         }
582         else if( p_input->p->input.p_access &&
583                  p_input->p->input.p_access->info.i_update )
584         {
585             if( !p_input->p->input.b_title_demux )
586             {
587                 i_ret = UpdateTitleSeekpointFromAccess( p_input );
588                 *pb_changed = true;
589             }
590             UpdateGenericFromAccess( p_input );
591         }
592     }
593
594     if( i_ret == 0 )    /* EOF */
595     {
596         int i_repeat = var_GetInteger( p_input, "input-repeat" );
597         if( i_repeat == 0 )
598         {
599             /* End of file - we do not set b_die because only the
600              * playlist is allowed to do so. */
601             msg_Dbg( p_input, "EOF reached" );
602             p_input->p->input.b_eof = true;
603         }
604         else
605         {
606             vlc_value_t val;
607
608             msg_Dbg( p_input, "repeating the same input (%d)", i_repeat );
609             if( i_repeat > 0 )
610             {
611                 i_repeat--;
612                 var_SetInteger( p_input, "input-repeat", i_repeat );
613             }
614
615             /* Seek to start title/seekpoint */
616             val.i_int = p_input->p->input.i_title_start -
617                 p_input->p->input.i_title_offset;
618             if( val.i_int < 0 || val.i_int >= p_input->p->input.i_title )
619                 val.i_int = 0;
620             input_ControlPush( p_input,
621                                INPUT_CONTROL_SET_TITLE, &val );
622
623             val.i_int = p_input->p->input.i_seekpoint_start -
624                 p_input->p->input.i_seekpoint_offset;
625             if( val.i_int > 0 /* TODO: check upper boundary */ )
626                 input_ControlPush( p_input,
627                                    INPUT_CONTROL_SET_SEEKPOINT, &val );
628
629             /* Seek to start position */
630             if( p_input->p->i_start > 0 )
631             {
632                 val.i_time = p_input->p->i_start;
633                 input_ControlPush( p_input, INPUT_CONTROL_SET_TIME,
634                                    &val );
635             }
636             else
637             {
638                 val.f_float = 0.0;
639                 input_ControlPush( p_input, INPUT_CONTROL_SET_POSITION,
640                                    &val );
641             }
642
643             /* */
644             *pi_start_mdate = mdate();
645         }
646     }
647     else if( i_ret < 0 )
648     {
649         input_ChangeState( p_input, ERROR_S );
650     }
651
652     if( i_ret > 0 && p_input->p->i_slave > 0 )
653     {
654         SlaveDemux( p_input );
655     }
656 }
657
658 /**
659  * MainLoopInterface
660  * It update the variables used by the interfaces
661  */
662 static void MainLoopInterface( input_thread_t *p_input )
663 {
664     double f_position = 0.0;
665     mtime_t i_time = 0;
666     mtime_t i_length = 0;
667
668     /* update input status variables */
669     if( demux_Control( p_input->p->input.p_demux,
670                        DEMUX_GET_POSITION, &f_position ) )
671         f_position = 0.0;
672
673     if( demux_Control( p_input->p->input.p_demux,
674                        DEMUX_GET_TIME, &i_time ) )
675         i_time = 0;
676     p_input->p->i_time = i_time;
677
678     if( demux_Control( p_input->p->input.p_demux,
679                        DEMUX_GET_LENGTH, &i_length ) )
680         i_length = 0;
681
682     es_out_SetTimes( p_input->p->p_es_out, f_position, i_time, i_length );
683
684     /* update current bookmark */
685     vlc_mutex_lock( &p_input->p->p_item->lock );
686     p_input->p->bookmark.i_time_offset = i_time;
687     if( p_input->p->input.p_stream )
688         p_input->p->bookmark.i_byte_offset = stream_Tell( p_input->p->input.p_stream );
689     vlc_mutex_unlock( &p_input->p->p_item->lock );
690 }
691
692 /**
693  * MainLoopStatistic
694  * It updates the globals statics
695  */
696 static void MainLoopStatistic( input_thread_t *p_input )
697 {
698     stats_ComputeInputStats( p_input, p_input->p->p_item->p_stats );
699     input_SendEventStatistics( p_input );
700 }
701
702 /**
703  * MainLoop
704  * The main input loop.
705  */
706 static void MainLoop( input_thread_t *p_input )
707 {
708     mtime_t i_start_mdate = mdate();
709     mtime_t i_intf_update = 0;
710     mtime_t i_statistic_update = 0;
711
712     /* Start the timer */
713     stats_TimerStop( p_input, STATS_TIMER_INPUT_LAUNCHING );
714
715     while( vlc_object_alive( p_input ) && !p_input->b_error )
716     {
717         bool b_force_update;
718         int i_type;
719         vlc_value_t val;
720         mtime_t i_current;
721         mtime_t i_deadline;
722         mtime_t i_wakeup;
723         bool b_paused;
724
725         /* Demux data */
726         b_force_update = false;
727         i_wakeup = 0;
728         /* FIXME if p_input->p->i_state == PAUSE_S the access/access_demux
729          * is paused -> this may cause problem with some of them
730          * The same problem can be seen when seeking while paused */
731         b_paused = p_input->p->i_state == PAUSE_S &&
732                    !es_out_GetBuffering( p_input->p->p_es_out );
733
734         if( !b_paused )
735         {
736             if( !p_input->p->input.b_eof )
737             {
738                 MainLoopDemux( p_input, &b_force_update, &i_start_mdate );
739
740                 i_wakeup = es_out_GetWakeup( p_input->p->p_es_out );
741             }
742             else if( !p_input->b_eof && !es_out_GetEmpty( p_input->p->p_es_out ) )
743             {
744                 msg_Dbg( p_input, "waiting decoder fifos to empty" );
745                 i_wakeup = mdate() + INPUT_IDLE_SLEEP;
746             }
747             else
748             {
749                 break;
750             }
751         }
752
753         /* */
754         do {
755             i_deadline = i_wakeup;
756             if( b_paused )
757                 i_deadline = __MIN( i_intf_update, i_statistic_update );
758
759             /* Handle control */
760             ControlReduce( p_input );
761             while( !ControlPop( p_input, &i_type, &val, i_deadline ) )
762             {
763
764                 msg_Dbg( p_input, "control type=%d", i_type );
765
766                 if( Control( p_input, i_type, val ) )
767                     b_force_update = true;
768             }
769
770             /* Update interface and statistics */
771             i_current = mdate();
772             if( i_intf_update < i_current || b_force_update )
773             {
774                 MainLoopInterface( p_input );
775                 i_intf_update = i_current + INT64_C(250000);
776                 b_force_update = false;
777             }
778             if( i_statistic_update < i_current )
779             {
780                 MainLoopStatistic( p_input );
781                 i_statistic_update = i_current + INT64_C(1000000);
782             }
783
784             /* Check if i_wakeup is still valid */
785             if( i_wakeup != 0 )
786             {
787                 mtime_t i_new_wakeup = es_out_GetWakeup( p_input->p->p_es_out );
788                 if( !i_new_wakeup )
789                     i_wakeup = 0;
790             }
791         } while( i_current < i_wakeup );
792     }
793
794     if( !p_input->b_error )
795         input_ChangeState( p_input, END_S );
796 }
797
798 static void InitStatistics( input_thread_t * p_input )
799 {
800     if( p_input->b_preparsing ) return;
801
802     /* Prepare statistics */
803 #define INIT_COUNTER( c, type, compute ) p_input->p->counters.p_##c = \
804  stats_CounterCreate( p_input, VLC_VAR_##type, STATS_##compute);
805     if( libvlc_stats( p_input ) )
806     {
807         INIT_COUNTER( read_bytes, INTEGER, COUNTER );
808         INIT_COUNTER( read_packets, INTEGER, COUNTER );
809         INIT_COUNTER( demux_read, INTEGER, COUNTER );
810         INIT_COUNTER( input_bitrate, FLOAT, DERIVATIVE );
811         INIT_COUNTER( demux_bitrate, FLOAT, DERIVATIVE );
812         INIT_COUNTER( demux_corrupted, INTEGER, COUNTER );
813         INIT_COUNTER( demux_discontinuity, INTEGER, COUNTER );
814         INIT_COUNTER( played_abuffers, INTEGER, COUNTER );
815         INIT_COUNTER( lost_abuffers, INTEGER, COUNTER );
816         INIT_COUNTER( displayed_pictures, INTEGER, COUNTER );
817         INIT_COUNTER( lost_pictures, INTEGER, COUNTER );
818         INIT_COUNTER( decoded_audio, INTEGER, COUNTER );
819         INIT_COUNTER( decoded_video, INTEGER, COUNTER );
820         INIT_COUNTER( decoded_sub, INTEGER, COUNTER );
821         p_input->p->counters.p_sout_send_bitrate = NULL;
822         p_input->p->counters.p_sout_sent_packets = NULL;
823         p_input->p->counters.p_sout_sent_bytes = NULL;
824         if( p_input->p->counters.p_demux_bitrate )
825             p_input->p->counters.p_demux_bitrate->update_interval = 1000000;
826         if( p_input->p->counters.p_input_bitrate )
827             p_input->p->counters.p_input_bitrate->update_interval = 1000000;
828     }
829 }
830
831 #ifdef ENABLE_SOUT
832 static int InitSout( input_thread_t * p_input )
833 {
834     if( p_input->b_preparsing )
835         return VLC_SUCCESS;
836
837     /* Find a usable sout and attach it to p_input */
838     char *psz = var_GetNonEmptyString( p_input, "sout" );
839     if( psz && strncasecmp( p_input->p->p_item->psz_uri, "vlc:", 4 ) )
840     {
841         p_input->p->p_sout  = input_resource_RequestSout( p_input->p->p_resource, NULL, psz );
842         if( !p_input->p->p_sout )
843         {
844             input_ChangeState( p_input, ERROR_S );
845             msg_Err( p_input, "cannot start stream output instance, " \
846                               "aborting" );
847             free( psz );
848             return VLC_EGENERIC;
849         }
850         if( libvlc_stats( p_input ) )
851         {
852             INIT_COUNTER( sout_sent_packets, INTEGER, COUNTER );
853             INIT_COUNTER( sout_sent_bytes, INTEGER, COUNTER );
854             INIT_COUNTER( sout_send_bitrate, FLOAT, DERIVATIVE );
855             if( p_input->p->counters.p_sout_send_bitrate )
856                  p_input->p->counters.p_sout_send_bitrate->update_interval =
857                          1000000;
858         }
859     }
860     else
861     {
862         input_resource_RequestSout( p_input->p->p_resource, NULL, NULL );
863     }
864     free( psz );
865
866     return VLC_SUCCESS;
867 }
868 #endif
869
870 static void InitTitle( input_thread_t * p_input )
871 {
872     input_source_t *p_master = &p_input->p->input;
873
874     if( p_input->b_preparsing )
875         return;
876
877     /* Create global title (from master) */
878     p_input->p->i_title = p_master->i_title;
879     p_input->p->title   = p_master->title;
880     p_input->p->i_title_offset = p_master->i_title_offset;
881     p_input->p->i_seekpoint_offset = p_master->i_seekpoint_offset;
882     if( p_input->p->i_title > 0 )
883     {
884         /* Setup variables */
885         input_ControlVarNavigation( p_input );
886         input_SendEventTitle( p_input, 0 );
887     }
888
889     /* Global flag */
890     p_input->p->b_can_pace_control    = p_master->b_can_pace_control;
891     p_input->p->b_can_pause        = p_master->b_can_pause;
892     p_input->p->b_can_rate_control = p_master->b_can_rate_control;
893 }
894
895 static void StartTitle( input_thread_t * p_input )
896 {
897     vlc_value_t val;
898
899     /* Start title/chapter */
900     val.i_int = p_input->p->input.i_title_start -
901                 p_input->p->input.i_title_offset;
902     if( val.i_int > 0 && val.i_int < p_input->p->input.i_title )
903         input_ControlPush( p_input, INPUT_CONTROL_SET_TITLE, &val );
904
905     val.i_int = p_input->p->input.i_seekpoint_start -
906                 p_input->p->input.i_seekpoint_offset;
907     if( val.i_int > 0 /* TODO: check upper boundary */ )
908         input_ControlPush( p_input, INPUT_CONTROL_SET_SEEKPOINT, &val );
909
910     /* Start/stop/run time */
911     p_input->p->i_start = INT64_C(1000000) * var_GetInteger( p_input, "start-time" );
912     p_input->p->i_stop  = INT64_C(1000000) * var_GetInteger( p_input, "stop-time" );
913     p_input->p->i_run   = INT64_C(1000000) * var_GetInteger( p_input, "run-time" );
914     if( p_input->p->i_run < 0 )
915     {
916         msg_Warn( p_input, "invalid run-time ignored" );
917         p_input->p->i_run = 0;
918     }
919
920     const mtime_t i_length = var_GetTime( p_input, "length" );
921     if( p_input->p->i_start > 0 )
922     {
923         if( p_input->p->i_start >= i_length )
924         {
925             msg_Warn( p_input, "invalid start-time ignored" );
926         }
927         else
928         {
929             vlc_value_t s;
930
931             msg_Dbg( p_input, "starting at time: %ds",
932                               (int)( p_input->p->i_start / INT64_C(1000000) ) );
933
934             s.i_time = p_input->p->i_start;
935             input_ControlPush( p_input, INPUT_CONTROL_SET_TIME, &s );
936         }
937     }
938     if( p_input->p->i_stop > 0 && p_input->p->i_stop <= p_input->p->i_start )
939     {
940         msg_Warn( p_input, "invalid stop-time ignored" );
941         p_input->p->i_stop = 0;
942     }
943     p_input->p->b_fast_seek = var_GetBool( p_input, "input-fast-seek" );
944 }
945
946 static void LoadSubtitles( input_thread_t *p_input )
947 {
948     /* Load subtitles */
949     /* Get fps and set it if not already set */
950     const double f_fps = p_input->p->f_fps;
951     if( f_fps > 1.0 )
952     {
953         float f_requested_fps;
954
955         var_Create( p_input, "sub-original-fps", VLC_VAR_FLOAT );
956         var_SetFloat( p_input, "sub-original-fps", f_fps );
957
958         f_requested_fps = var_CreateGetFloat( p_input, "sub-fps" );
959         if( f_requested_fps != f_fps )
960         {
961             var_Create( p_input, "sub-fps", VLC_VAR_FLOAT|
962                                             VLC_VAR_DOINHERIT );
963             var_SetFloat( p_input, "sub-fps", f_requested_fps );
964         }
965     }
966
967     const int i_delay = var_CreateGetInteger( p_input, "sub-delay" );
968     if( i_delay != 0 )
969         var_SetTime( p_input, "spu-delay", (mtime_t)i_delay * 100000 );
970
971     /* Look for and add subtitle files */
972     char *psz_subtitle = var_GetNonEmptyString( p_input, "sub-file" );
973     if( psz_subtitle != NULL )
974     {
975         msg_Dbg( p_input, "forced subtitle: %s", psz_subtitle );
976         SubtitleAdd( p_input, psz_subtitle, true );
977     }
978
979     if( var_GetBool( p_input, "sub-autodetect-file" ) )
980     {
981         char *psz_autopath = var_GetNonEmptyString( p_input, "sub-autodetect-path" );
982         char **ppsz_subs = subtitles_Detect( p_input, psz_autopath,
983                                              p_input->p->p_item->psz_uri );
984         free( psz_autopath );
985
986         for( int i = 0; ppsz_subs && ppsz_subs[i]; i++ )
987         {
988             /* Try to autoselect the first autodetected subtitles file
989              * if no subtitles file was specified */
990             bool b_forced = i == 0 && !psz_subtitle;
991
992             if( !psz_subtitle || strcmp( psz_subtitle, ppsz_subs[i] ) )
993                 SubtitleAdd( p_input, ppsz_subs[i], b_forced );
994
995             free( ppsz_subs[i] );
996         }
997         free( ppsz_subs );
998     }
999     free( psz_subtitle );
1000 }
1001
1002 static void LoadSlaves( input_thread_t *p_input )
1003 {
1004     char *psz = var_GetNonEmptyString( p_input, "input-slave" );
1005     if( !psz )
1006         return;
1007
1008     char *psz_org = psz;
1009     while( psz && *psz )
1010     {
1011         while( *psz == ' ' || *psz == '#' )
1012             psz++;
1013
1014         char *psz_delim = strchr( psz, '#' );
1015         if( psz_delim )
1016             *psz_delim++ = '\0';
1017
1018         if( *psz == 0 )
1019             break;
1020
1021         msg_Dbg( p_input, "adding slave input '%s'", psz );
1022
1023         input_source_t *p_slave = InputSourceNew( p_input );
1024         if( p_slave && !InputSourceInit( p_input, p_slave, psz, NULL ) )
1025             TAB_APPEND( p_input->p->i_slave, p_input->p->slave, p_slave );
1026         else
1027             free( p_slave );
1028
1029         psz = psz_delim;
1030     }
1031     free( psz_org );
1032 }
1033
1034 static void UpdatePtsDelay( input_thread_t *p_input )
1035 {
1036     input_thread_private_t *p_sys = p_input->p;
1037
1038     /* Get max pts delay from input source */
1039     mtime_t i_pts_delay = p_sys->input.i_pts_delay;
1040     for( int i = 0; i < p_sys->i_slave; i++ )
1041         i_pts_delay = __MAX( i_pts_delay, p_sys->slave[i]->i_pts_delay );
1042
1043     if( i_pts_delay < 0 )
1044         i_pts_delay = 0;
1045
1046     /* Take care of audio/spu delay */
1047     const mtime_t i_audio_delay = var_GetTime( p_input, "audio-delay" );
1048     const mtime_t i_spu_delay   = var_GetTime( p_input, "spu-delay" );
1049     const mtime_t i_extra_delay = __MIN( i_audio_delay, i_spu_delay );
1050     if( i_extra_delay < 0 )
1051         i_pts_delay -= i_extra_delay;
1052
1053     /* Update cr_average depending on the caching */
1054     const int i_cr_average = var_GetInteger( p_input, "cr-average" ) * i_pts_delay / DEFAULT_PTS_DELAY;
1055
1056     /* */
1057     es_out_SetJitter( p_input->p->p_es_out, i_pts_delay, i_cr_average );
1058 }
1059
1060 static void InitPrograms( input_thread_t * p_input )
1061 {
1062     int i_es_out_mode;
1063     vlc_value_t val;
1064
1065     /* Compute correct pts_delay */
1066     UpdatePtsDelay( p_input );
1067
1068     /* Set up es_out */
1069     es_out_Control( p_input->p->p_es_out, ES_OUT_SET_ACTIVE, true );
1070     i_es_out_mode = ES_OUT_MODE_AUTO;
1071     val.p_list = NULL;
1072     if( p_input->p->p_sout )
1073     {
1074         if( var_GetBool( p_input, "sout-all" ) )
1075         {
1076             i_es_out_mode = ES_OUT_MODE_ALL;
1077             val.p_list = NULL;
1078         }
1079         else
1080         {
1081             var_Get( p_input, "programs", &val );
1082             if( val.p_list && val.p_list->i_count )
1083             {
1084                 i_es_out_mode = ES_OUT_MODE_PARTIAL;
1085                 /* Note : we should remove the "program" callback. */
1086             }
1087             else
1088             {
1089                 var_Change( p_input, "programs", VLC_VAR_FREELIST, &val,
1090                             NULL );
1091             }
1092         }
1093     }
1094     es_out_Control( p_input->p->p_es_out, ES_OUT_SET_MODE, i_es_out_mode );
1095
1096     /* Inform the demuxer about waited group (needed only for DVB) */
1097     if( i_es_out_mode == ES_OUT_MODE_ALL )
1098     {
1099         demux_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP, -1, NULL );
1100     }
1101     else if( i_es_out_mode == ES_OUT_MODE_PARTIAL )
1102     {
1103         demux_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP, -1,
1104                         val.p_list );
1105     }
1106     else
1107     {
1108         demux_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP,
1109                        (int) var_GetInteger( p_input, "program" ), NULL );
1110     }
1111 }
1112
1113 static int Init( input_thread_t * p_input )
1114 {
1115     vlc_meta_t *p_meta;
1116     int i, ret;
1117
1118     for( i = 0; i < p_input->p->p_item->i_options; i++ )
1119     {
1120         if( !strncmp( p_input->p->p_item->ppsz_options[i], "meta-file", 9 ) )
1121         {
1122             msg_Dbg( p_input, "Input is a meta file: disabling unneeded options" );
1123             var_SetString( p_input, "sout", "" );
1124             var_SetBool( p_input, "sout-all", false );
1125             var_SetString( p_input, "input-slave", "" );
1126             var_SetInteger( p_input, "input-repeat", 0 );
1127             var_SetString( p_input, "sub-file", "" );
1128             var_SetBool( p_input, "sub-autodetect-file", false );
1129         }
1130     }
1131
1132     InitStatistics( p_input );
1133 #ifdef ENABLE_SOUT
1134     ret = InitSout( p_input );
1135     if( ret != VLC_SUCCESS )
1136         goto error_stats;
1137 #endif
1138
1139     /* Create es out */
1140     p_input->p->p_es_out_display = input_EsOutNew( p_input, p_input->p->i_rate );
1141     p_input->p->p_es_out         = input_EsOutTimeshiftNew( p_input, p_input->p->p_es_out_display, p_input->p->i_rate );
1142     es_out_Control( p_input->p->p_es_out, ES_OUT_SET_ACTIVE, false );
1143     es_out_Control( p_input->p->p_es_out, ES_OUT_SET_MODE, ES_OUT_MODE_NONE );
1144
1145     var_Create( p_input, "bit-rate", VLC_VAR_INTEGER );
1146     var_Create( p_input, "sample-rate", VLC_VAR_INTEGER );
1147
1148     /* */
1149     input_ChangeState( p_input, OPENING_S );
1150     input_SendEventCache( p_input, 0.0 );
1151
1152     /* */
1153     if( InputSourceInit( p_input, &p_input->p->input,
1154                          p_input->p->p_item->psz_uri, NULL ) )
1155     {
1156         goto error;
1157     }
1158
1159     InitTitle( p_input );
1160
1161     /* Load master infos */
1162     /* Init length */
1163     mtime_t i_length;
1164     if( demux_Control( p_input->p->input.p_demux, DEMUX_GET_LENGTH,
1165                          &i_length ) )
1166         i_length = 0;
1167     if( i_length <= 0 )
1168         i_length = input_item_GetDuration( p_input->p->p_item );
1169     input_SendEventTimes( p_input, 0.0, 0, i_length );
1170
1171     if( !p_input->b_preparsing )
1172     {
1173         StartTitle( p_input );
1174         LoadSubtitles( p_input );
1175         LoadSlaves( p_input );
1176         InitPrograms( p_input );
1177     }
1178
1179     if( !p_input->b_preparsing && p_input->p->p_sout )
1180     {
1181         p_input->p->b_out_pace_control = (p_input->p->p_sout->i_out_pace_nocontrol > 0);
1182
1183         if( p_input->p->b_can_pace_control && p_input->p->b_out_pace_control )
1184         {
1185             /* We don't want a high input priority here or we'll
1186              * end-up sucking up all the CPU time */
1187             vlc_thread_set_priority( p_input, VLC_THREAD_PRIORITY_LOW );
1188         }
1189
1190         msg_Dbg( p_input, "starting in %s mode",
1191                  p_input->p->b_out_pace_control ? "async" : "sync" );
1192     }
1193
1194     p_meta = vlc_meta_New();
1195     if( p_meta )
1196     {
1197         /* Get meta data from users */
1198         InputMetaUser( p_input, p_meta );
1199
1200         /* Get meta data from master input */
1201         InputSourceMeta( p_input, &p_input->p->input, p_meta );
1202
1203         /* And from slave */
1204         for( int i = 0; i < p_input->p->i_slave; i++ )
1205             InputSourceMeta( p_input, p_input->p->slave[i], p_meta );
1206
1207         /* */
1208         InputUpdateMeta( p_input, p_meta );
1209     }
1210
1211     msg_Dbg( p_input, "`%s' successfully opened",
1212              p_input->p->p_item->psz_uri );
1213
1214     /* initialization is complete */
1215     input_ChangeState( p_input, PLAYING_S );
1216
1217     return VLC_SUCCESS;
1218
1219 error:
1220     input_ChangeState( p_input, ERROR_S );
1221
1222     if( p_input->p->p_es_out )
1223         es_out_Delete( p_input->p->p_es_out );
1224     if( p_input->p->p_es_out_display )
1225         es_out_Delete( p_input->p->p_es_out_display );
1226     if( p_input->p->p_resource )
1227     {
1228         if( p_input->p->p_sout )
1229             input_resource_RequestSout( p_input->p->p_resource,
1230                                          p_input->p->p_sout, NULL );
1231         input_resource_SetInput( p_input->p->p_resource, NULL );
1232     }
1233
1234 #ifdef ENABLE_SOUT
1235 error_stats:
1236 #endif
1237     if( !p_input->b_preparsing && libvlc_stats( p_input ) )
1238     {
1239 #define EXIT_COUNTER( c ) do { if( p_input->p->counters.p_##c ) \
1240                                    stats_CounterClean( p_input->p->counters.p_##c );\
1241                                p_input->p->counters.p_##c = NULL; } while(0)
1242         EXIT_COUNTER( read_bytes );
1243         EXIT_COUNTER( read_packets );
1244         EXIT_COUNTER( demux_read );
1245         EXIT_COUNTER( input_bitrate );
1246         EXIT_COUNTER( demux_bitrate );
1247         EXIT_COUNTER( demux_corrupted );
1248         EXIT_COUNTER( demux_discontinuity );
1249         EXIT_COUNTER( played_abuffers );
1250         EXIT_COUNTER( lost_abuffers );
1251         EXIT_COUNTER( displayed_pictures );
1252         EXIT_COUNTER( lost_pictures );
1253         EXIT_COUNTER( decoded_audio );
1254         EXIT_COUNTER( decoded_video );
1255         EXIT_COUNTER( decoded_sub );
1256
1257         if( p_input->p->p_sout )
1258         {
1259             EXIT_COUNTER( sout_sent_packets );
1260             EXIT_COUNTER( sout_sent_bytes );
1261             EXIT_COUNTER( sout_send_bitrate );
1262         }
1263 #undef EXIT_COUNTER
1264     }
1265
1266     /* Mark them deleted */
1267     p_input->p->input.p_demux = NULL;
1268     p_input->p->input.p_stream = NULL;
1269     p_input->p->input.p_access = NULL;
1270     p_input->p->p_es_out = NULL;
1271     p_input->p->p_es_out_display = NULL;
1272     p_input->p->p_sout = NULL;
1273
1274     return VLC_EGENERIC;
1275 }
1276
1277 /*****************************************************************************
1278  * End: end the input thread
1279  *****************************************************************************/
1280 static void End( input_thread_t * p_input )
1281 {
1282     int i;
1283
1284     /* We are at the end */
1285     input_ChangeState( p_input, END_S );
1286
1287     /* Clean control variables */
1288     input_ControlVarStop( p_input );
1289
1290     /* Stop es out activity */
1291     es_out_Control( p_input->p->p_es_out, ES_OUT_SET_ACTIVE, false );
1292     es_out_Control( p_input->p->p_es_out, ES_OUT_SET_MODE, ES_OUT_MODE_NONE );
1293
1294     /* Clean up master */
1295     InputSourceClean( &p_input->p->input );
1296
1297     /* Delete slave */
1298     for( i = 0; i < p_input->p->i_slave; i++ )
1299     {
1300         InputSourceClean( p_input->p->slave[i] );
1301         free( p_input->p->slave[i] );
1302     }
1303     free( p_input->p->slave );
1304
1305     /* Unload all modules */
1306     if( p_input->p->p_es_out )
1307         es_out_Delete( p_input->p->p_es_out );
1308     if( p_input->p->p_es_out_display )
1309         es_out_Delete( p_input->p->p_es_out_display );
1310
1311     if( !p_input->b_preparsing )
1312     {
1313 #define CL_CO( c ) stats_CounterClean( p_input->p->counters.p_##c ); p_input->p->counters.p_##c = NULL;
1314         if( libvlc_stats( p_input ) )
1315         {
1316             /* make sure we are up to date */
1317             stats_ComputeInputStats( p_input, p_input->p->p_item->p_stats );
1318             CL_CO( read_bytes );
1319             CL_CO( read_packets );
1320             CL_CO( demux_read );
1321             CL_CO( input_bitrate );
1322             CL_CO( demux_bitrate );
1323             CL_CO( demux_corrupted );
1324             CL_CO( demux_discontinuity );
1325             CL_CO( played_abuffers );
1326             CL_CO( lost_abuffers );
1327             CL_CO( displayed_pictures );
1328             CL_CO( lost_pictures );
1329             CL_CO( decoded_audio) ;
1330             CL_CO( decoded_video );
1331             CL_CO( decoded_sub) ;
1332         }
1333
1334         /* Close optional stream output instance */
1335         if( p_input->p->p_sout )
1336         {
1337             CL_CO( sout_sent_packets );
1338             CL_CO( sout_sent_bytes );
1339             CL_CO( sout_send_bitrate );
1340         }
1341 #undef CL_CO
1342     }
1343
1344     if( p_input->p->i_attachment > 0 )
1345     {
1346         for( i = 0; i < p_input->p->i_attachment; i++ )
1347             vlc_input_attachment_Delete( p_input->p->attachment[i] );
1348         TAB_CLEAN( p_input->p->i_attachment, p_input->p->attachment );
1349     }
1350
1351     /* */
1352     input_resource_RequestSout( p_input->p->p_resource,
1353                                  p_input->p->p_sout, NULL );
1354     input_resource_SetInput( p_input->p->p_resource, NULL );
1355 }
1356
1357 /*****************************************************************************
1358  * Control
1359  *****************************************************************************/
1360 void input_ControlPush( input_thread_t *p_input,
1361                         int i_type, vlc_value_t *p_val )
1362 {
1363     vlc_mutex_lock( &p_input->p->lock_control );
1364     if( i_type == INPUT_CONTROL_SET_DIE )
1365     {
1366         /* Special case, empty the control */
1367         p_input->p->i_control = 1;
1368         p_input->p->control[0].i_type = i_type;
1369         memset( &p_input->p->control[0].val, 0, sizeof( vlc_value_t ) );
1370     }
1371     else if( p_input->p->i_control >= INPUT_CONTROL_FIFO_SIZE )
1372     {
1373         msg_Err( p_input, "input control fifo overflow, trashing type=%d",
1374                  i_type );
1375     }
1376     else
1377     {
1378         p_input->p->control[p_input->p->i_control].i_type = i_type;
1379         if( p_val )
1380             p_input->p->control[p_input->p->i_control].val = *p_val;
1381         else
1382             memset( &p_input->p->control[p_input->p->i_control].val, 0,
1383                     sizeof( vlc_value_t ) );
1384
1385         p_input->p->i_control++;
1386     }
1387     vlc_cond_signal( &p_input->p->wait_control );
1388     vlc_mutex_unlock( &p_input->p->lock_control );
1389 }
1390
1391 static inline int ControlPop( input_thread_t *p_input,
1392                               int *pi_type, vlc_value_t *p_val,
1393                               mtime_t i_deadline )
1394 {
1395     input_thread_private_t *p_sys = p_input->p;
1396
1397     vlc_mutex_lock( &p_sys->lock_control );
1398     while( p_sys->i_control <= 0 )
1399     {
1400         if( !vlc_object_alive( p_input ) || i_deadline < 0 )
1401         {
1402             vlc_mutex_unlock( &p_sys->lock_control );
1403             return VLC_EGENERIC;
1404         }
1405
1406         if( vlc_cond_timedwait( &p_sys->wait_control, &p_sys->lock_control,
1407                                 i_deadline ) )
1408         {
1409             vlc_mutex_unlock( &p_sys->lock_control );
1410             return VLC_EGENERIC;
1411         }
1412     }
1413
1414     /* */
1415     *pi_type = p_sys->control[0].i_type;
1416     *p_val   = p_sys->control[0].val;
1417
1418     p_sys->i_control--;
1419     if( p_sys->i_control > 0 )
1420         memmove( &p_sys->control[0], &p_sys->control[1],
1421                  sizeof(*p_sys->control) * p_sys->i_control );
1422     vlc_mutex_unlock( &p_sys->lock_control );
1423
1424     return VLC_SUCCESS;
1425 }
1426
1427 static void ControlReduce( input_thread_t *p_input )
1428 {
1429     vlc_mutex_lock( &p_input->p->lock_control );
1430
1431     for( int i = 1; i < p_input->p->i_control; i++ )
1432     {
1433         const int i_lt = p_input->p->control[i-1].i_type;
1434         const int i_ct = p_input->p->control[i].i_type;
1435
1436         /* XXX We can't merge INPUT_CONTROL_SET_ES */
1437 /*        msg_Dbg( p_input, "[%d/%d] l=%d c=%d", i, p_input->p->i_control,
1438                  i_lt, i_ct );
1439 */
1440         if( i_lt == i_ct &&
1441             ( i_ct == INPUT_CONTROL_SET_STATE ||
1442               i_ct == INPUT_CONTROL_SET_RATE ||
1443               i_ct == INPUT_CONTROL_SET_POSITION ||
1444               i_ct == INPUT_CONTROL_SET_TIME ||
1445               i_ct == INPUT_CONTROL_SET_PROGRAM ||
1446               i_ct == INPUT_CONTROL_SET_TITLE ||
1447               i_ct == INPUT_CONTROL_SET_SEEKPOINT ||
1448               i_ct == INPUT_CONTROL_SET_BOOKMARK ) )
1449         {
1450             int j;
1451 //            msg_Dbg( p_input, "merged at %d", i );
1452             /* Remove the i-1 */
1453             for( j = i; j <  p_input->p->i_control; j++ )
1454                 p_input->p->control[j-1] = p_input->p->control[j];
1455             p_input->p->i_control--;
1456         }
1457         else
1458         {
1459             /* TODO but that's not that important
1460                 - merge SET_X with SET_X_CMD
1461                 - remove SET_SEEKPOINT/SET_POSITION/SET_TIME before a SET_TITLE
1462                 - remove SET_SEEKPOINT/SET_POSITION/SET_TIME before another among them
1463                 - ?
1464                 */
1465         }
1466     }
1467     vlc_mutex_unlock( &p_input->p->lock_control );
1468 }
1469 /* Pause input */
1470 static void ControlPause( input_thread_t *p_input, mtime_t i_control_date )
1471 {
1472     int i_ret = VLC_SUCCESS;
1473     int i_state = PAUSE_S;
1474
1475     if( p_input->p->b_can_pause )
1476     {
1477         if( p_input->p->input.p_access )
1478             i_ret = access_Control( p_input->p->input.p_access,
1479                                      ACCESS_SET_PAUSE_STATE, true );
1480         else
1481             i_ret = demux_Control( p_input->p->input.p_demux,
1482                                     DEMUX_SET_PAUSE_STATE, true );
1483
1484         if( i_ret )
1485         {
1486             msg_Warn( p_input, "cannot set pause state" );
1487             i_state = p_input->p->i_state;
1488         }
1489     }
1490
1491     /* */
1492     if( !i_ret )
1493     {
1494         i_ret = es_out_SetPauseState( p_input->p->p_es_out, p_input->p->b_can_pause, true, i_control_date );
1495         if( i_ret )
1496         {
1497             msg_Warn( p_input, "cannot set pause state at es_out level" );
1498             i_state = p_input->p->i_state;
1499         }
1500     }
1501
1502     /* Switch to new state */
1503     input_ChangeState( p_input, i_state );
1504
1505 }
1506
1507 static void ControlUnpause( input_thread_t *p_input, mtime_t i_control_date )
1508 {
1509     int i_ret = VLC_SUCCESS;
1510
1511     if( p_input->p->b_can_pause )
1512     {
1513         if( p_input->p->input.p_access )
1514             i_ret = access_Control( p_input->p->input.p_access,
1515                                      ACCESS_SET_PAUSE_STATE, false );
1516         else
1517             i_ret = demux_Control( p_input->p->input.p_demux,
1518                                     DEMUX_SET_PAUSE_STATE, false );
1519         if( i_ret )
1520         {
1521             /* FIXME What to do ? */
1522             msg_Warn( p_input, "cannot unset pause -> EOF" );
1523             input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL );
1524         }
1525     }
1526
1527     /* Switch to play */
1528     input_ChangeState( p_input, PLAYING_S );
1529
1530     /* */
1531     if( !i_ret )
1532         es_out_SetPauseState( p_input->p->p_es_out, false, false, i_control_date );
1533 }
1534
1535 static bool Control( input_thread_t *p_input, int i_type,
1536                            vlc_value_t val )
1537 {
1538     const mtime_t i_control_date = mdate();
1539     /* FIXME b_force_update is abused, it should be carefully checked */
1540     bool b_force_update = false;
1541
1542     if( !p_input )
1543         return b_force_update;
1544
1545     switch( i_type )
1546     {
1547         case INPUT_CONTROL_SET_DIE:
1548             msg_Dbg( p_input, "control: stopping input" );
1549
1550             /* Mark all submodules to die */
1551             ObjectKillChildrens( p_input, VLC_OBJECT(p_input) );
1552             break;
1553
1554         case INPUT_CONTROL_SET_POSITION:
1555         case INPUT_CONTROL_SET_POSITION_OFFSET:
1556         {
1557             double f_pos;
1558
1559             if( p_input->p->b_recording )
1560             {
1561                 msg_Err( p_input, "INPUT_CONTROL_SET_POSITION(_OFFSET) ignored while recording" );
1562                 break;
1563             }
1564             f_pos = val.f_float;
1565             if( i_type != INPUT_CONTROL_SET_POSITION )
1566                 f_pos += var_GetFloat( p_input, "position" );
1567             if( f_pos < 0.0 )
1568                 f_pos = 0.0;
1569             else if( f_pos > 1.0 )
1570                 f_pos = 1.0;
1571             /* Reset the decoders states and clock sync (before calling the demuxer */
1572             es_out_SetTime( p_input->p->p_es_out, -1 );
1573             if( demux_Control( p_input->p->input.p_demux, DEMUX_SET_POSITION,
1574                                 f_pos, !p_input->p->b_fast_seek ) )
1575             {
1576                 msg_Err( p_input, "INPUT_CONTROL_SET_POSITION(_OFFSET) "
1577                          "%2.1f%% failed", f_pos * 100 );
1578             }
1579             else
1580             {
1581                 if( p_input->p->i_slave > 0 )
1582                     SlaveSeek( p_input );
1583                 p_input->p->input.b_eof = false;
1584
1585                 b_force_update = true;
1586             }
1587             break;
1588         }
1589
1590         case INPUT_CONTROL_SET_TIME:
1591         case INPUT_CONTROL_SET_TIME_OFFSET:
1592         {
1593             int64_t i_time;
1594             int i_ret;
1595
1596             if( p_input->p->b_recording )
1597             {
1598                 msg_Err( p_input, "INPUT_CONTROL_SET_TIME(_OFFSET) ignored while recording" );
1599                 break;
1600             }
1601
1602             i_time = val.i_time;
1603             if( i_type != INPUT_CONTROL_SET_TIME )
1604                 i_time += var_GetTime( p_input, "time" );
1605
1606             if( i_time < 0 )
1607                 i_time = 0;
1608
1609             /* Reset the decoders states and clock sync (before calling the demuxer */
1610             es_out_SetTime( p_input->p->p_es_out, -1 );
1611
1612             i_ret = demux_Control( p_input->p->input.p_demux,
1613                                    DEMUX_SET_TIME, i_time,
1614                                    !p_input->p->b_fast_seek );
1615             if( i_ret )
1616             {
1617                 int64_t i_length;
1618
1619                 /* Emulate it with a SET_POS */
1620                 demux_Control( p_input->p->input.p_demux,
1621                                 DEMUX_GET_LENGTH, &i_length );
1622                 if( i_length > 0 )
1623                 {
1624                     double f_pos = (double)i_time / (double)i_length;
1625                     i_ret = demux_Control( p_input->p->input.p_demux,
1626                                             DEMUX_SET_POSITION, f_pos,
1627                                             !p_input->p->b_fast_seek );
1628                 }
1629             }
1630             if( i_ret )
1631             {
1632                 msg_Warn( p_input, "INPUT_CONTROL_SET_TIME(_OFFSET) %"PRId64
1633                          " failed or not possible", i_time );
1634             }
1635             else
1636             {
1637                 if( p_input->p->i_slave > 0 )
1638                     SlaveSeek( p_input );
1639                 p_input->p->input.b_eof = false;
1640
1641                 b_force_update = true;
1642             }
1643             break;
1644         }
1645
1646         case INPUT_CONTROL_SET_STATE:
1647             if( ( val.i_int == PLAYING_S && p_input->p->i_state == PAUSE_S ) ||
1648                 ( val.i_int == PAUSE_S && p_input->p->i_state == PAUSE_S ) )
1649             {
1650                 ControlUnpause( p_input, i_control_date );
1651
1652                 b_force_update = true;
1653             }
1654             else if( val.i_int == PAUSE_S && p_input->p->i_state == PLAYING_S /* &&
1655                      p_input->p->b_can_pause */ )
1656             {
1657                 ControlPause( p_input, i_control_date );
1658
1659                 b_force_update = true;
1660             }
1661             else if( val.i_int == PAUSE_S && !p_input->p->b_can_pause && 0 )
1662             {
1663                 b_force_update = true;
1664
1665                 /* Correct "state" value */
1666                 input_ChangeState( p_input, p_input->p->i_state );
1667             }
1668             else if( val.i_int != PLAYING_S && val.i_int != PAUSE_S )
1669             {
1670                 msg_Err( p_input, "invalid state in INPUT_CONTROL_SET_STATE" );
1671             }
1672             break;
1673
1674         case INPUT_CONTROL_SET_RATE:
1675         case INPUT_CONTROL_SET_RATE_SLOWER:
1676         case INPUT_CONTROL_SET_RATE_FASTER:
1677         {
1678             int i_rate;
1679             int i_rate_sign;
1680
1681             /* Get rate and direction */
1682             if( i_type == INPUT_CONTROL_SET_RATE )
1683             {
1684                 i_rate = abs( val.i_int );
1685                 i_rate_sign = val.i_int < 0 ? -1 : 1;
1686             }
1687             else
1688             {
1689                 static const int ppi_factor[][2] = {
1690                     {1,64}, {1,32}, {1,16}, {1,8}, {1,4}, {1,3}, {1,2}, {2,3},
1691                     {1,1},
1692                     {3,2}, {2,1}, {3,1}, {4,1}, {8,1}, {16,1}, {32,1}, {64,1},
1693                     {0,0}
1694                 };
1695                 int i_error;
1696                 int i_idx;
1697                 int i;
1698
1699                 i_rate_sign = p_input->p->i_rate < 0 ? -1 : 1;
1700
1701                 i_error = INT_MAX;
1702                 i_idx = -1;
1703                 for( i = 0; ppi_factor[i][0] != 0; i++ )
1704                 {
1705                     const int i_test_r = INPUT_RATE_DEFAULT * ppi_factor[i][0] / ppi_factor[i][1];
1706                     const int i_test_e = abs( abs( p_input->p->i_rate ) - i_test_r );
1707                     if( i_test_e < i_error )
1708                     {
1709                         i_idx = i;
1710                         i_error = i_test_e;
1711                     }
1712                 }
1713
1714                 assert( i_idx >= 0 && ppi_factor[i_idx][0] != 0 );
1715
1716                 if( i_type == INPUT_CONTROL_SET_RATE_SLOWER )
1717                 {
1718                     if( ppi_factor[i_idx+1][0] > 0 )
1719                         i_rate = INPUT_RATE_DEFAULT * ppi_factor[i_idx+1][0] / ppi_factor[i_idx+1][1];
1720                     else
1721                         i_rate = INPUT_RATE_MAX+1;
1722                 }
1723                 else
1724                 {
1725                     assert( i_type == INPUT_CONTROL_SET_RATE_FASTER );
1726                     if( i_idx > 0 )
1727                         i_rate = INPUT_RATE_DEFAULT * ppi_factor[i_idx-1][0] / ppi_factor[i_idx-1][1];
1728                     else
1729                         i_rate = INPUT_RATE_MIN-1;
1730                 }
1731             }
1732
1733             /* Check rate bound */
1734             if( i_rate < INPUT_RATE_MIN )
1735             {
1736                 msg_Dbg( p_input, "cannot set rate faster" );
1737                 i_rate = INPUT_RATE_MIN;
1738             }
1739             else if( i_rate > INPUT_RATE_MAX )
1740             {
1741                 msg_Dbg( p_input, "cannot set rate slower" );
1742                 i_rate = INPUT_RATE_MAX;
1743             }
1744
1745             /* Apply direction */
1746             if( i_rate_sign < 0 )
1747             {
1748                 if( p_input->p->input.b_rescale_ts )
1749                 {
1750                     msg_Dbg( p_input, "cannot set negative rate" );
1751                     i_rate = p_input->p->i_rate;
1752                     assert( i_rate > 0 );
1753                 }
1754                 else
1755                 {
1756                     i_rate *= i_rate_sign;
1757                 }
1758             }
1759
1760             if( i_rate != INPUT_RATE_DEFAULT &&
1761                 ( ( !p_input->p->b_can_rate_control && !p_input->p->input.b_rescale_ts ) ||
1762                   ( p_input->p->p_sout && !p_input->p->b_out_pace_control ) ) )
1763             {
1764                 msg_Dbg( p_input, "cannot change rate" );
1765                 i_rate = INPUT_RATE_DEFAULT;
1766             }
1767             if( i_rate != p_input->p->i_rate &&
1768                 !p_input->p->b_can_pace_control && p_input->p->b_can_rate_control )
1769             {
1770                 int i_ret;
1771                 if( p_input->p->input.p_access )
1772                 {
1773                     i_ret = VLC_EGENERIC;
1774                 }
1775                 else
1776                 {
1777                     if( !p_input->p->input.b_rescale_ts )
1778                         es_out_Control( p_input->p->p_es_out, ES_OUT_RESET_PCR );
1779
1780                     i_ret = demux_Control( p_input->p->input.p_demux,
1781                                             DEMUX_SET_RATE, &i_rate );
1782                 }
1783                 if( i_ret )
1784                 {
1785                     msg_Warn( p_input, "ACCESS/DEMUX_SET_RATE failed" );
1786                     i_rate = p_input->p->i_rate;
1787                 }
1788             }
1789
1790             /* */
1791             if( i_rate != p_input->p->i_rate )
1792             {
1793                 p_input->p->i_rate = i_rate;
1794                 input_SendEventRate( p_input, i_rate );
1795
1796                 if( p_input->p->input.b_rescale_ts )
1797                 {
1798                     const int i_rate_source = (p_input->p->b_can_pace_control || p_input->p->b_can_rate_control ) ? i_rate : INPUT_RATE_DEFAULT;
1799                     es_out_SetRate( p_input->p->p_es_out, i_rate_source, i_rate );
1800                 }
1801
1802                 b_force_update = true;
1803             }
1804             break;
1805         }
1806
1807         case INPUT_CONTROL_SET_PROGRAM:
1808             /* No need to force update, es_out does it if needed */
1809             es_out_Control( p_input->p->p_es_out,
1810                             ES_OUT_SET_GROUP, val.i_int );
1811
1812             demux_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP, val.i_int,
1813                             NULL );
1814             break;
1815
1816         case INPUT_CONTROL_SET_ES:
1817             /* No need to force update, es_out does it if needed */
1818             es_out_Control( p_input->p->p_es_out_display, ES_OUT_SET_ES_BY_ID, val.i_int );
1819             break;
1820
1821         case INPUT_CONTROL_RESTART_ES:
1822             es_out_Control( p_input->p->p_es_out_display, ES_OUT_RESTART_ES_BY_ID, val.i_int );
1823             break;
1824
1825         case INPUT_CONTROL_SET_AUDIO_DELAY:
1826             if( !es_out_SetDelay( p_input->p->p_es_out_display, AUDIO_ES, val.i_time ) )
1827             {
1828                 input_SendEventAudioDelay( p_input, val.i_time );
1829                 UpdatePtsDelay( p_input );
1830             }
1831             break;
1832
1833         case INPUT_CONTROL_SET_SPU_DELAY:
1834             if( !es_out_SetDelay( p_input->p->p_es_out_display, SPU_ES, val.i_time ) )
1835             {
1836                 input_SendEventSubtitleDelay( p_input, val.i_time );
1837                 UpdatePtsDelay( p_input );
1838             }
1839             break;
1840
1841         case INPUT_CONTROL_SET_TITLE:
1842         case INPUT_CONTROL_SET_TITLE_NEXT:
1843         case INPUT_CONTROL_SET_TITLE_PREV:
1844             if( p_input->p->b_recording )
1845             {
1846                 msg_Err( p_input, "INPUT_CONTROL_SET_TITLE(*) ignored while recording" );
1847                 break;
1848             }
1849             if( p_input->p->input.b_title_demux &&
1850                 p_input->p->input.i_title > 0 )
1851             {
1852                 /* TODO */
1853                 /* FIXME handle demux title */
1854                 demux_t *p_demux = p_input->p->input.p_demux;
1855                 int i_title;
1856
1857                 if( i_type == INPUT_CONTROL_SET_TITLE_PREV )
1858                     i_title = p_demux->info.i_title - 1;
1859                 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
1860                     i_title = p_demux->info.i_title + 1;
1861                 else
1862                     i_title = val.i_int;
1863
1864                 if( i_title >= 0 && i_title < p_input->p->input.i_title )
1865                 {
1866                     es_out_SetTime( p_input->p->p_es_out, -1 );
1867
1868                     demux_Control( p_demux, DEMUX_SET_TITLE, i_title );
1869                     input_SendEventTitle( p_input, i_title );
1870                 }
1871             }
1872             else if( p_input->p->input.i_title > 0 )
1873             {
1874                 access_t *p_access = p_input->p->input.p_access;
1875                 int i_title;
1876
1877                 if( i_type == INPUT_CONTROL_SET_TITLE_PREV )
1878                     i_title = p_access->info.i_title - 1;
1879                 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
1880                     i_title = p_access->info.i_title + 1;
1881                 else
1882                     i_title = val.i_int;
1883
1884                 if( i_title >= 0 && i_title < p_input->p->input.i_title )
1885                 {
1886                     es_out_SetTime( p_input->p->p_es_out, -1 );
1887
1888                     stream_Control( p_input->p->input.p_stream, STREAM_CONTROL_ACCESS,
1889                                     ACCESS_SET_TITLE, i_title );
1890                     input_SendEventTitle( p_input, i_title );
1891                 }
1892             }
1893             break;
1894         case INPUT_CONTROL_SET_SEEKPOINT:
1895         case INPUT_CONTROL_SET_SEEKPOINT_NEXT:
1896         case INPUT_CONTROL_SET_SEEKPOINT_PREV:
1897             if( p_input->p->b_recording )
1898             {
1899                 msg_Err( p_input, "INPUT_CONTROL_SET_SEEKPOINT(*) ignored while recording" );
1900                 break;
1901             }
1902
1903             if( p_input->p->input.b_title_demux &&
1904                 p_input->p->input.i_title > 0 )
1905             {
1906                 demux_t *p_demux = p_input->p->input.p_demux;
1907                 int i_seekpoint;
1908                 int64_t i_input_time;
1909                 int64_t i_seekpoint_time;
1910
1911                 if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV )
1912                 {
1913                     i_seekpoint = p_demux->info.i_seekpoint;
1914                     i_seekpoint_time = p_input->p->input.title[p_demux->info.i_title]->seekpoint[i_seekpoint]->i_time_offset;
1915                     i_input_time = var_GetTime( p_input, "time" );
1916                     if( i_seekpoint_time >= 0 && i_input_time >= 0 )
1917                     {
1918                         if( i_input_time < i_seekpoint_time + 3000000 )
1919                             i_seekpoint--;
1920                     }
1921                     else
1922                         i_seekpoint--;
1923                 }
1924                 else if( i_type == INPUT_CONTROL_SET_SEEKPOINT_NEXT )
1925                     i_seekpoint = p_demux->info.i_seekpoint + 1;
1926                 else
1927                     i_seekpoint = val.i_int;
1928
1929                 if( i_seekpoint >= 0 && i_seekpoint <
1930                     p_input->p->input.title[p_demux->info.i_title]->i_seekpoint )
1931                 {
1932
1933                     es_out_SetTime( p_input->p->p_es_out, -1 );
1934
1935                     demux_Control( p_demux, DEMUX_SET_SEEKPOINT, i_seekpoint );
1936                     input_SendEventSeekpoint( p_input, p_demux->info.i_title, i_seekpoint );
1937                 }
1938             }
1939             else if( p_input->p->input.i_title > 0 )
1940             {
1941                 access_t *p_access = p_input->p->input.p_access;
1942                 int i_seekpoint;
1943                 int64_t i_input_time;
1944                 int64_t i_seekpoint_time;
1945
1946                 if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV )
1947                 {
1948                     i_seekpoint = p_access->info.i_seekpoint;
1949                     i_seekpoint_time = p_input->p->input.title[p_access->info.i_title]->seekpoint[i_seekpoint]->i_time_offset;
1950                     i_input_time = var_GetTime( p_input, "time" );
1951                     if( i_seekpoint_time >= 0 && i_input_time >= 0 )
1952                     {
1953                         if( i_input_time < i_seekpoint_time + 3000000 )
1954                             i_seekpoint--;
1955                     }
1956                     else
1957                         i_seekpoint--;
1958                 }
1959                 else if( i_type == INPUT_CONTROL_SET_SEEKPOINT_NEXT )
1960                     i_seekpoint = p_access->info.i_seekpoint + 1;
1961                 else
1962                     i_seekpoint = val.i_int;
1963
1964                 if( i_seekpoint >= 0 && i_seekpoint <
1965                     p_input->p->input.title[p_access->info.i_title]->i_seekpoint )
1966                 {
1967                     es_out_SetTime( p_input->p->p_es_out, -1 );
1968
1969                     stream_Control( p_input->p->input.p_stream, STREAM_CONTROL_ACCESS,
1970                                     ACCESS_SET_SEEKPOINT, i_seekpoint );
1971                     input_SendEventSeekpoint( p_input, p_access->info.i_title, i_seekpoint );
1972                 }
1973             }
1974             break;
1975
1976         case INPUT_CONTROL_ADD_SUBTITLE:
1977             if( val.psz_string )
1978             {
1979                 SubtitleAdd( p_input, val.psz_string, true );
1980                 free( val.psz_string );
1981             }
1982             break;
1983
1984         case INPUT_CONTROL_ADD_SLAVE:
1985             if( val.psz_string )
1986             {
1987                 input_source_t *slave = InputSourceNew( p_input );
1988
1989                 if( slave && !InputSourceInit( p_input, slave, val.psz_string, NULL ) )
1990                 {
1991                     vlc_meta_t *p_meta;
1992                     int64_t i_time;
1993
1994                     /* Add the slave */
1995                     msg_Dbg( p_input, "adding %s as slave on the fly",
1996                              val.psz_string );
1997
1998                     /* Set position */
1999                     if( demux_Control( p_input->p->input.p_demux,
2000                                         DEMUX_GET_TIME, &i_time ) )
2001                     {
2002                         msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2003                         InputSourceClean( slave );
2004                         free( slave );
2005                         break;
2006                     }
2007                     if( demux_Control( slave->p_demux,
2008                                        DEMUX_SET_TIME, i_time, true ) )
2009                     {
2010                         msg_Err( p_input, "seek failed for new slave" );
2011                         InputSourceClean( slave );
2012                         free( slave );
2013                         break;
2014                     }
2015
2016                     /* Get meta (access and demux) */
2017                     p_meta = vlc_meta_New();
2018                     if( p_meta )
2019                     {
2020                         access_Control( slave->p_access, ACCESS_GET_META, p_meta );
2021                         demux_Control( slave->p_demux, DEMUX_GET_META, p_meta );
2022                         InputUpdateMeta( p_input, p_meta );
2023                     }
2024
2025                     TAB_APPEND( p_input->p->i_slave, p_input->p->slave, slave );
2026                 }
2027                 else
2028                 {
2029                     free( slave );
2030                     msg_Warn( p_input, "failed to add %s as slave",
2031                               val.psz_string );
2032                 }
2033
2034                 free( val.psz_string );
2035             }
2036             break;
2037
2038         case INPUT_CONTROL_SET_RECORD_STATE:
2039             if( !!p_input->p->b_recording != !!val.b_bool )
2040             {
2041                 if( p_input->p->input.b_can_stream_record )
2042                 {
2043                     if( demux_Control( p_input->p->input.p_demux,
2044                                        DEMUX_SET_RECORD_STATE, val.b_bool ) )
2045                         val.b_bool = false;
2046                 }
2047                 else
2048                 {
2049                     if( es_out_SetRecordState( p_input->p->p_es_out_display, val.b_bool ) )
2050                         val.b_bool = false;
2051                 }
2052                 p_input->p->b_recording = val.b_bool;
2053
2054                 input_SendEventRecord( p_input, val.b_bool );
2055
2056                 b_force_update = true;
2057             }
2058             break;
2059
2060         case INPUT_CONTROL_SET_FRAME_NEXT:
2061             if( p_input->p->i_state == PAUSE_S )
2062             {
2063                 es_out_SetFrameNext( p_input->p->p_es_out );
2064             }
2065             else if( p_input->p->i_state == PLAYING_S )
2066             {
2067                 ControlPause( p_input, i_control_date );
2068             }
2069             else
2070             {
2071                 msg_Err( p_input, "invalid state for frame next" );
2072             }
2073             b_force_update = true;
2074             break;
2075
2076         case INPUT_CONTROL_SET_BOOKMARK:
2077         {
2078             seekpoint_t bookmark;
2079
2080             bookmark.i_time_offset = -1;
2081             bookmark.i_byte_offset = -1;
2082
2083             vlc_mutex_lock( &p_input->p->p_item->lock );
2084             if( val.i_int >= 0 && val.i_int < p_input->p->i_bookmark )
2085             {
2086                 const seekpoint_t *p_bookmark = p_input->p->pp_bookmark[val.i_int];
2087                 bookmark.i_time_offset = p_bookmark->i_time_offset;
2088                 bookmark.i_byte_offset = p_bookmark->i_byte_offset;
2089             }
2090             vlc_mutex_unlock( &p_input->p->p_item->lock );
2091
2092             if( bookmark.i_time_offset < 0 && bookmark.i_byte_offset < 0 )
2093             {
2094                 msg_Err( p_input, "invalid bookmark %d", val.i_int );
2095                 break;
2096             }
2097
2098             if( bookmark.i_time_offset >= 0 )
2099             {
2100                 val.i_time = bookmark.i_time_offset;
2101                 b_force_update = Control( p_input, INPUT_CONTROL_SET_TIME, val );
2102             }
2103             else if( bookmark.i_byte_offset >= 0 &&
2104                      p_input->p->input.p_stream )
2105             {
2106                 const int64_t i_size = stream_Size( p_input->p->input.p_stream );
2107                 if( i_size > 0 && bookmark.i_byte_offset <= i_size )
2108                 {
2109                     val.f_float = (double)bookmark.i_byte_offset / i_size;
2110                     b_force_update = Control( p_input, INPUT_CONTROL_SET_POSITION, val );
2111                 }
2112             }
2113             break;
2114         }
2115
2116         default:
2117             msg_Err( p_input, "not yet implemented" );
2118             break;
2119     }
2120
2121     return b_force_update;
2122 }
2123
2124 /*****************************************************************************
2125  * UpdateTitleSeekpoint
2126  *****************************************************************************/
2127 static int UpdateTitleSeekpoint( input_thread_t *p_input,
2128                                  int i_title, int i_seekpoint )
2129 {
2130     int i_title_end = p_input->p->input.i_title_end -
2131                         p_input->p->input.i_title_offset;
2132     int i_seekpoint_end = p_input->p->input.i_seekpoint_end -
2133                             p_input->p->input.i_seekpoint_offset;
2134
2135     if( i_title_end >= 0 && i_seekpoint_end >= 0 )
2136     {
2137         if( i_title > i_title_end ||
2138             ( i_title == i_title_end && i_seekpoint > i_seekpoint_end ) )
2139             return 0;
2140     }
2141     else if( i_seekpoint_end >= 0 )
2142     {
2143         if( i_seekpoint > i_seekpoint_end )
2144             return 0;
2145     }
2146     else if( i_title_end >= 0 )
2147     {
2148         if( i_title > i_title_end )
2149             return 0;
2150     }
2151     return 1;
2152 }
2153 /*****************************************************************************
2154  * Update*FromDemux:
2155  *****************************************************************************/
2156 static int UpdateTitleSeekpointFromDemux( input_thread_t *p_input )
2157 {
2158     demux_t *p_demux = p_input->p->input.p_demux;
2159
2160     /* TODO event-like */
2161     if( p_demux->info.i_update & INPUT_UPDATE_TITLE )
2162     {
2163         input_SendEventTitle( p_input, p_demux->info.i_title );
2164
2165         p_demux->info.i_update &= ~INPUT_UPDATE_TITLE;
2166     }
2167     if( p_demux->info.i_update & INPUT_UPDATE_SEEKPOINT )
2168     {
2169         input_SendEventSeekpoint( p_input,
2170                                   p_demux->info.i_title, p_demux->info.i_seekpoint );
2171
2172         p_demux->info.i_update &= ~INPUT_UPDATE_SEEKPOINT;
2173     }
2174
2175     /* Hmmm only works with master input */
2176     if( p_input->p->input.p_demux == p_demux )
2177         return UpdateTitleSeekpoint( p_input,
2178                                      p_demux->info.i_title,
2179                                      p_demux->info.i_seekpoint );
2180     return 1;
2181 }
2182
2183 static void UpdateGenericFromDemux( input_thread_t *p_input )
2184 {
2185     demux_t *p_demux = p_input->p->input.p_demux;
2186
2187     if( p_demux->info.i_update & INPUT_UPDATE_META )
2188     {
2189         vlc_meta_t *p_meta = vlc_meta_New();
2190         if( p_meta )
2191         {
2192             demux_Control( p_input->p->input.p_demux, DEMUX_GET_META, p_meta );
2193             InputUpdateMeta( p_input, p_meta );
2194         }
2195         p_demux->info.i_update &= ~INPUT_UPDATE_META;
2196     }
2197
2198     p_demux->info.i_update &= ~INPUT_UPDATE_SIZE;
2199 }
2200
2201
2202 /*****************************************************************************
2203  * Update*FromAccess:
2204  *****************************************************************************/
2205 static int UpdateTitleSeekpointFromAccess( input_thread_t *p_input )
2206 {
2207     access_t *p_access = p_input->p->input.p_access;
2208
2209     if( p_access->info.i_update & INPUT_UPDATE_TITLE )
2210     {
2211         input_SendEventTitle( p_input, p_access->info.i_title );
2212
2213         stream_Control( p_input->p->input.p_stream, STREAM_UPDATE_SIZE );
2214
2215         p_access->info.i_update &= ~INPUT_UPDATE_TITLE;
2216     }
2217     if( p_access->info.i_update & INPUT_UPDATE_SEEKPOINT )
2218     {
2219         input_SendEventSeekpoint( p_input,
2220                                   p_access->info.i_title, p_access->info.i_seekpoint );
2221
2222         p_access->info.i_update &= ~INPUT_UPDATE_SEEKPOINT;
2223     }
2224     /* Hmmm only works with master input */
2225     if( p_input->p->input.p_access == p_access )
2226         return UpdateTitleSeekpoint( p_input,
2227                                      p_access->info.i_title,
2228                                      p_access->info.i_seekpoint );
2229     return 1;
2230 }
2231 static void UpdateGenericFromAccess( input_thread_t *p_input )
2232 {
2233     access_t *p_access = p_input->p->input.p_access;
2234
2235     if( p_access->info.i_update & INPUT_UPDATE_META )
2236     {
2237         /* TODO maybe multi - access ? */
2238         vlc_meta_t *p_meta = vlc_meta_New();
2239         if( p_meta )
2240         {
2241             access_Control( p_input->p->input.p_access, ACCESS_GET_META, p_meta );
2242             InputUpdateMeta( p_input, p_meta );
2243         }
2244         p_access->info.i_update &= ~INPUT_UPDATE_META;
2245     }
2246     if( p_access->info.i_update & INPUT_UPDATE_SIGNAL )
2247     {
2248         double f_quality;
2249         double f_strength;
2250
2251         if( access_Control( p_access, ACCESS_GET_SIGNAL, &f_quality, &f_strength ) )
2252             f_quality = f_strength = -1;
2253
2254         input_SendEventSignal( p_input, f_quality, f_strength );
2255
2256         p_access->info.i_update &= ~INPUT_UPDATE_SIGNAL;
2257     }
2258
2259     p_access->info.i_update &= ~INPUT_UPDATE_SIZE;
2260 }
2261
2262 /*****************************************************************************
2263  * InputSourceNew:
2264  *****************************************************************************/
2265 static input_source_t *InputSourceNew( input_thread_t *p_input )
2266 {
2267     VLC_UNUSED(p_input);
2268
2269     return calloc( 1,  sizeof( input_source_t ) );
2270 }
2271
2272 /*****************************************************************************
2273  * InputSourceInit:
2274  *****************************************************************************/
2275 static int InputSourceInit( input_thread_t *p_input,
2276                             input_source_t *in, const char *psz_mrl,
2277                             const char *psz_forced_demux )
2278 {
2279     char psz_dup[strlen(psz_mrl) + 1];
2280     const char *psz_access;
2281     const char *psz_demux;
2282     char *psz_path;
2283     double f_fps;
2284
2285     strcpy( psz_dup, psz_mrl );
2286
2287     /* Split uri */
2288     input_SplitMRL( &psz_access, &psz_demux, &psz_path, psz_dup );
2289
2290     msg_Dbg( p_input, "`%s' gives access `%s' demux `%s' path `%s'",
2291              psz_mrl, psz_access, psz_demux, psz_path );
2292     if( !p_input->b_preparsing )
2293     {
2294         /* Hack to allow udp://@:port syntax */
2295         if( !psz_access ||
2296             (strncmp( psz_access, "udp", 3 ) &&
2297              strncmp( psz_access, "rtp", 3 )) )
2298         {
2299             /* Find optional titles and seekpoints */
2300             MRLSections( p_input, psz_path, &in->i_title_start, &in->i_title_end,
2301                      &in->i_seekpoint_start, &in->i_seekpoint_end );
2302         }
2303
2304         if( psz_forced_demux && *psz_forced_demux )
2305         {
2306             psz_demux = psz_forced_demux;
2307         }
2308         else if( *psz_demux == '\0' )
2309         {
2310             /* special hack for forcing a demuxer with --demux=module
2311              * (and do nothing with a list) */
2312             char *psz_var_demux = var_GetNonEmptyString( p_input, "demux" );
2313
2314             if( psz_var_demux != NULL &&
2315                 !strchr(psz_var_demux, ',' ) &&
2316                 !strchr(psz_var_demux, ':' ) )
2317             {
2318                 psz_demux = psz_var_demux;
2319
2320                 msg_Dbg( p_input, "enforced demux ` %s'", psz_demux );
2321             }
2322         }
2323
2324         /* Try access_demux first */
2325         in->p_demux = demux_New( p_input, psz_access, psz_demux, psz_path,
2326                                   NULL, p_input->p->p_es_out, false );
2327     }
2328     else
2329     {
2330         /* Preparsing is only for file:// */
2331         if( *psz_demux )
2332             goto error;
2333         if( !*psz_access ) /* path without scheme:// */
2334             psz_access = "file";
2335         if( strcmp( psz_access, "file" ) )
2336             goto error;
2337         msg_Dbg( p_input, "trying to pre-parse %s",  psz_path );
2338     }
2339
2340     if( in->p_demux )
2341     {
2342         /* Get infos from access_demux */
2343         demux_Control( in->p_demux,
2344                         DEMUX_GET_PTS_DELAY, &in->i_pts_delay );
2345
2346         in->b_title_demux = true;
2347         if( demux_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
2348                             &in->title, &in->i_title,
2349                             &in->i_title_offset, &in->i_seekpoint_offset ) )
2350         {
2351             TAB_INIT( in->i_title, in->title );
2352         }
2353         if( demux_Control( in->p_demux, DEMUX_CAN_CONTROL_PACE,
2354                             &in->b_can_pace_control ) )
2355             in->b_can_pace_control = false;
2356
2357         if( !in->b_can_pace_control )
2358         {
2359             if( demux_Control( in->p_demux, DEMUX_CAN_CONTROL_RATE,
2360                                 &in->b_can_rate_control, &in->b_rescale_ts ) )
2361             {
2362                 in->b_can_rate_control = false;
2363                 in->b_rescale_ts = true; /* not used */
2364             }
2365         }
2366         else
2367         {
2368             in->b_can_rate_control = true;
2369             in->b_rescale_ts = true;
2370         }
2371         if( demux_Control( in->p_demux, DEMUX_CAN_PAUSE,
2372                             &in->b_can_pause ) )
2373             in->b_can_pause = false;
2374         var_SetBool( p_input, "can-pause", in->b_can_pause || !in->b_can_pace_control ); /* XXX temporary because of es_out_timeshift*/
2375         var_SetBool( p_input, "can-rate", !in->b_can_pace_control || in->b_can_rate_control ); /* XXX temporary because of es_out_timeshift*/
2376         var_SetBool( p_input, "can-rewind", !in->b_rescale_ts && !in->b_can_pace_control );
2377
2378         bool b_can_seek;
2379         if( demux_Control( in->p_demux, DEMUX_CAN_SEEK, &b_can_seek ) )
2380             b_can_seek = false;
2381         var_SetBool( p_input, "can-seek", b_can_seek );
2382     }
2383     else
2384     {
2385         /* Now try a real access */
2386         in->p_access = access_New( p_input, psz_access, psz_demux, psz_path );
2387
2388         /* Access failed, URL encoded ? */
2389         if( in->p_access == NULL && strchr( psz_path, '%' ) )
2390         {
2391             decode_URI( psz_path );
2392
2393             msg_Dbg( p_input, "retrying with access `%s' demux `%s' path `%s'",
2394                      psz_access, psz_demux, psz_path );
2395
2396             in->p_access = access_New( p_input,
2397                                         psz_access, psz_demux, psz_path );
2398         }
2399         if( in->p_access == NULL )
2400         {
2401             msg_Err( p_input, "open of `%s' failed: %s", psz_mrl,
2402                                                          msg_StackMsg() );
2403             dialog_Fatal( p_input, _("Your input can't be opened"),
2404                           _("VLC is unable to open the MRL '%s'."
2405                             " Check the log for details."), psz_mrl );
2406             goto error;
2407         }
2408
2409         /* Get infos from access */
2410         if( !p_input->b_preparsing )
2411         {
2412             bool b_can_seek;
2413             access_Control( in->p_access,
2414                              ACCESS_GET_PTS_DELAY, &in->i_pts_delay );
2415
2416             in->b_title_demux = false;
2417             if( access_Control( in->p_access, ACCESS_GET_TITLE_INFO,
2418                                  &in->title, &in->i_title,
2419                                 &in->i_title_offset, &in->i_seekpoint_offset ) )
2420
2421             {
2422                 TAB_INIT( in->i_title, in->title );
2423             }
2424             access_Control( in->p_access, ACCESS_CAN_CONTROL_PACE,
2425                              &in->b_can_pace_control );
2426             in->b_can_rate_control = in->b_can_pace_control;
2427             in->b_rescale_ts = true;
2428
2429             access_Control( in->p_access, ACCESS_CAN_PAUSE, &in->b_can_pause );
2430             var_SetBool( p_input, "can-pause", in->b_can_pause || !in->b_can_pace_control ); /* XXX temporary because of es_out_timeshift*/
2431             var_SetBool( p_input, "can-rate", !in->b_can_pace_control || in->b_can_rate_control ); /* XXX temporary because of es_out_timeshift*/
2432             var_SetBool( p_input, "can-rewind", !in->b_rescale_ts && !in->b_can_pace_control );
2433
2434             access_Control( in->p_access, ACCESS_CAN_SEEK, &b_can_seek );
2435             var_SetBool( p_input, "can-seek", b_can_seek );
2436         }
2437
2438         /* */
2439         int  i_input_list;
2440         char **ppsz_input_list;
2441
2442         TAB_INIT( i_input_list, ppsz_input_list );
2443
2444         /* On master stream only, use input-list */
2445         if( &p_input->p->input == in )
2446         {
2447             char *psz_list;
2448             char *psz_parser;
2449
2450             psz_list =
2451             psz_parser = var_CreateGetNonEmptyString( p_input, "input-list" );
2452
2453             while( psz_parser && *psz_parser )
2454             {
2455                 char *p = strchr( psz_parser, ',' );
2456                 if( p )
2457                     *p++ = '\0';
2458
2459                 if( *psz_parser )
2460                 {
2461                     char *psz_name = strdup( psz_parser );
2462                     if( psz_name )
2463                         TAB_APPEND( i_input_list, ppsz_input_list, psz_name );
2464                 }
2465
2466                 psz_parser = p;
2467             }
2468             free( psz_list );
2469         }
2470         /* Autodetect extra files if none specified */
2471         if( i_input_list <= 0 )
2472         {
2473             InputGetExtraFiles( p_input, &i_input_list, &ppsz_input_list,
2474                                 psz_access, psz_path );
2475         }
2476         if( i_input_list > 0 )
2477             TAB_APPEND( i_input_list, ppsz_input_list, NULL );
2478
2479         /* Create the stream_t */
2480         in->p_stream = stream_AccessNew( in->p_access, ppsz_input_list );
2481         if( ppsz_input_list )
2482         {
2483             for( int i = 0; ppsz_input_list[i] != NULL; i++ )
2484                 free( ppsz_input_list[i] );
2485             TAB_CLEAN( i_input_list, ppsz_input_list );
2486         }
2487
2488         if( in->p_stream == NULL )
2489         {
2490             msg_Warn( p_input, "cannot create a stream_t from access" );
2491             goto error;
2492         }
2493
2494         /* Add stream filters */
2495         char *psz_stream_filter = var_GetNonEmptyString( p_input,
2496                                                          "stream-filter" );
2497         in->p_stream = stream_FilterChainNew( in->p_stream,
2498                                               psz_stream_filter,
2499                                               var_GetBool( p_input, "input-record-native" ) );
2500         free( psz_stream_filter );
2501
2502         /* Open a demuxer */
2503         if( *psz_demux == '\0' && *in->p_access->psz_demux )
2504         {
2505             psz_demux = in->p_access->psz_demux;
2506         }
2507
2508         {
2509             /* Take access/stream redirections into account */
2510             char *psz_real_path;
2511             char *psz_buf = NULL;
2512             if( in->p_stream->psz_path )
2513             {
2514                 const char *psz_a, *psz_d;
2515                 psz_buf = strdup( in->p_stream->psz_path );
2516                 input_SplitMRL( &psz_a, &psz_d, &psz_real_path, psz_buf );
2517             }
2518             else
2519             {
2520                 psz_real_path = psz_path;
2521             }
2522             in->p_demux = demux_New( p_input, psz_access, psz_demux,
2523                                       psz_real_path,
2524                                       in->p_stream, p_input->p->p_es_out,
2525                                       p_input->b_preparsing );
2526             free( psz_buf );
2527         }
2528
2529         if( in->p_demux == NULL )
2530         {
2531             msg_Err( p_input, "no suitable demux module for `%s/%s://%s'",
2532                      psz_access, psz_demux, psz_path );
2533             dialog_Fatal( VLC_OBJECT( p_input ),
2534                           _("VLC can't recognize the input's format"),
2535                           _("The format of '%s' cannot be detected. "
2536                             "Have a look at the log for details."), psz_mrl );
2537             goto error;
2538         }
2539
2540         /* Get title from demux */
2541         if( !p_input->b_preparsing && in->i_title <= 0 )
2542         {
2543             if( demux_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
2544                                 &in->title, &in->i_title,
2545                                 &in->i_title_offset, &in->i_seekpoint_offset ))
2546             {
2547                 TAB_INIT( in->i_title, in->title );
2548             }
2549             else
2550             {
2551                 in->b_title_demux = true;
2552             }
2553         }
2554     }
2555
2556     /* Set record capabilities */
2557     if( demux_Control( in->p_demux, DEMUX_CAN_RECORD, &in->b_can_stream_record ) )
2558         in->b_can_stream_record = false;
2559 #ifdef ENABLE_SOUT
2560     if( !var_GetBool( p_input, "input-record-native" ) )
2561         in->b_can_stream_record = false;
2562     var_SetBool( p_input, "can-record", true );
2563 #else
2564     var_SetBool( p_input, "can-record", in->b_can_stream_record );
2565 #endif
2566
2567     /* get attachment
2568      * FIXME improve for b_preparsing: move it after GET_META and check psz_arturl */
2569     if( 1 || !p_input->b_preparsing )
2570     {
2571         int i_attachment;
2572         input_attachment_t **attachment;
2573         if( !demux_Control( in->p_demux, DEMUX_GET_ATTACHMENTS,
2574                              &attachment, &i_attachment ) )
2575         {
2576             vlc_mutex_lock( &p_input->p->p_item->lock );
2577             AppendAttachment( &p_input->p->i_attachment, &p_input->p->attachment,
2578                               i_attachment, attachment );
2579             vlc_mutex_unlock( &p_input->p->p_item->lock );
2580         }
2581     }
2582     if( !demux_Control( in->p_demux, DEMUX_GET_FPS, &f_fps ) && f_fps > 0.0 )
2583     {
2584         vlc_mutex_lock( &p_input->p->p_item->lock );
2585         p_input->p->f_fps = f_fps;
2586         vlc_mutex_unlock( &p_input->p->p_item->lock );
2587     }
2588
2589     if( var_GetInteger( p_input, "clock-synchro" ) != -1 )
2590         in->b_can_pace_control = !var_GetInteger( p_input, "clock-synchro" );
2591
2592     return VLC_SUCCESS;
2593
2594 error:
2595     if( in->p_demux )
2596         demux_Delete( in->p_demux );
2597
2598     if( in->p_stream )
2599         stream_Delete( in->p_stream );
2600
2601     if( in->p_access )
2602         access_Delete( in->p_access );
2603
2604     return VLC_EGENERIC;
2605 }
2606
2607 /*****************************************************************************
2608  * InputSourceClean:
2609  *****************************************************************************/
2610 static void InputSourceClean( input_source_t *in )
2611 {
2612     int i;
2613
2614     if( in->p_demux )
2615         demux_Delete( in->p_demux );
2616
2617     if( in->p_stream )
2618         stream_Delete( in->p_stream );
2619
2620     if( in->p_access )
2621         access_Delete( in->p_access );
2622
2623     if( in->i_title > 0 )
2624     {
2625         for( i = 0; i < in->i_title; i++ )
2626             vlc_input_title_Delete( in->title[i] );
2627         TAB_CLEAN( in->i_title, in->title );
2628     }
2629 }
2630
2631 /*****************************************************************************
2632  * InputSourceMeta:
2633  *****************************************************************************/
2634 static void InputSourceMeta( input_thread_t *p_input,
2635                              input_source_t *p_source, vlc_meta_t *p_meta )
2636 {
2637     access_t *p_access = p_source->p_access;
2638     demux_t *p_demux = p_source->p_demux;
2639
2640     /* XXX Remember that checking against p_item->p_meta->i_status & ITEM_PREPARSED
2641      * is a bad idea */
2642
2643     /* Read access meta */
2644     if( p_access )
2645         access_Control( p_access, ACCESS_GET_META, p_meta );
2646
2647     /* Read demux meta */
2648     demux_Control( p_demux, DEMUX_GET_META, p_meta );
2649
2650     /* If the demux report unsupported meta data, try an external "meta reader" */
2651     bool b_bool;
2652     if( demux_Control( p_demux, DEMUX_HAS_UNSUPPORTED_META, &b_bool ) )
2653         return;
2654     if( !b_bool )
2655         return;
2656
2657     demux_meta_t *p_demux_meta = p_demux->p_private = calloc( 1, sizeof(*p_demux_meta) );
2658     if( !p_demux_meta )
2659         return;
2660
2661     module_t *p_id3 = module_need( p_demux, "meta reader", NULL, false );
2662     if( p_id3 )
2663     {
2664         if( p_demux_meta->p_meta )
2665         {
2666             vlc_meta_Merge( p_meta, p_demux_meta->p_meta );
2667             vlc_meta_Delete( p_demux_meta->p_meta );
2668         }
2669
2670         if( p_demux_meta->i_attachments > 0 )
2671         {
2672             vlc_mutex_lock( &p_input->p->p_item->lock );
2673             AppendAttachment( &p_input->p->i_attachment, &p_input->p->attachment,
2674                               p_demux_meta->i_attachments, p_demux_meta->attachments );
2675             vlc_mutex_unlock( &p_input->p->p_item->lock );
2676         }
2677         module_unneed( p_demux, p_id3 );
2678     }
2679     free( p_demux_meta );
2680 }
2681
2682
2683 static void SlaveDemux( input_thread_t *p_input )
2684 {
2685     int64_t i_time;
2686     int i;
2687
2688     if( demux_Control( p_input->p->input.p_demux, DEMUX_GET_TIME, &i_time ) )
2689     {
2690         msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2691         return;
2692     }
2693
2694     for( i = 0; i < p_input->p->i_slave; i++ )
2695     {
2696         input_source_t *in = p_input->p->slave[i];
2697         int i_ret = 1;
2698
2699         if( in->b_eof )
2700             continue;
2701
2702         if( demux_Control( in->p_demux, DEMUX_SET_NEXT_DEMUX_TIME, i_time ) )
2703         {
2704             for( ;; )
2705             {
2706                 int64_t i_stime;
2707                 if( demux_Control( in->p_demux, DEMUX_GET_TIME, &i_stime ) )
2708                 {
2709                     msg_Err( p_input, "slave[%d] doesn't like "
2710                              "DEMUX_GET_TIME -> EOF", i );
2711                     i_ret = 0;
2712                     break;
2713                 }
2714
2715                 if( i_stime >= i_time )
2716                     break;
2717
2718                 if( ( i_ret = demux_Demux( in->p_demux ) ) <= 0 )
2719                     break;
2720             }
2721         }
2722         else
2723         {
2724             i_ret = demux_Demux( in->p_demux );
2725         }
2726
2727         if( i_ret <= 0 )
2728         {
2729             msg_Dbg( p_input, "slave %d EOF", i );
2730             in->b_eof = true;
2731         }
2732     }
2733 }
2734
2735 static void SlaveSeek( input_thread_t *p_input )
2736 {
2737     int64_t i_time;
2738     int i;
2739
2740     if( demux_Control( p_input->p->input.p_demux, DEMUX_GET_TIME, &i_time ) )
2741     {
2742         msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2743         return;
2744     }
2745
2746     for( i = 0; i < p_input->p->i_slave; i++ )
2747     {
2748         input_source_t *in = p_input->p->slave[i];
2749
2750         if( demux_Control( in->p_demux, DEMUX_SET_TIME, i_time, true ) )
2751         {
2752             if( !in->b_eof )
2753                 msg_Err( p_input, "seek failed for slave %d -> EOF", i );
2754             in->b_eof = true;
2755         }
2756         else
2757         {
2758             in->b_eof = false;
2759         }
2760     }
2761 }
2762
2763 /*****************************************************************************
2764  * InputMetaUser:
2765  *****************************************************************************/
2766 static void InputMetaUser( input_thread_t *p_input, vlc_meta_t *p_meta )
2767 {
2768     /* Get meta information from user */
2769 #define GET_META( field, s ) do { \
2770     char *psz_string = var_GetNonEmptyString( p_input, (s) );  \
2771     if( psz_string ) \
2772         vlc_meta_Set( p_meta, vlc_meta_ ## field, psz_string ); \
2773     free( psz_string ); } while(0)
2774
2775     GET_META( Title, "meta-title" );
2776     GET_META( Artist, "meta-artist" );
2777     GET_META( Genre, "meta-genre" );
2778     GET_META( Copyright, "meta-copyright" );
2779     GET_META( Description, "meta-description" );
2780     GET_META( Date, "meta-date" );
2781     GET_META( URL, "meta-url" );
2782 #undef GET_META
2783 }
2784
2785 /*****************************************************************************
2786  * InputUpdateMeta: merge p_item meta data with p_meta taking care of
2787  * arturl and locking issue.
2788  *****************************************************************************/
2789 static void InputUpdateMeta( input_thread_t *p_input, vlc_meta_t *p_meta )
2790 {
2791     input_item_t *p_item = p_input->p->p_item;
2792
2793     char *psz_title = NULL;
2794     char *psz_arturl = input_item_GetArtURL( p_item );
2795
2796     vlc_mutex_lock( &p_item->lock );
2797
2798     if( vlc_meta_Get( p_meta, vlc_meta_Title ) && !p_item->b_fixed_name )
2799         psz_title = strdup( vlc_meta_Get( p_meta, vlc_meta_Title ) );
2800
2801     vlc_meta_Merge( p_item->p_meta, p_meta );
2802
2803     vlc_meta_Delete( p_meta );
2804
2805     if( !psz_arturl || *psz_arturl == '\0' )
2806     {
2807         const char *psz_tmp = vlc_meta_Get( p_item->p_meta, vlc_meta_ArtworkURL );
2808         if( psz_tmp )
2809             psz_arturl = strdup( psz_tmp );
2810     }
2811     vlc_mutex_unlock( &p_item->lock );
2812
2813     if( psz_arturl && *psz_arturl )
2814     {
2815         input_item_SetArtURL( p_item, psz_arturl );
2816
2817         if( !strncmp( psz_arturl, "attachment://", strlen("attachment") ) )
2818         {
2819             /* Don't look for art cover if sout
2820              * XXX It can change when sout has meta data support */
2821             if( p_input->p->p_sout && !p_input->b_preparsing )
2822                 input_item_SetArtURL( p_item, "" );
2823             else
2824                 input_ExtractAttachmentAndCacheArt( p_input );
2825         }
2826     }
2827     free( psz_arturl );
2828
2829     if( psz_title )
2830     {
2831         input_item_SetName( p_item, psz_title );
2832         free( psz_title );
2833     }
2834     input_item_SetPreparsed( p_item, true );
2835
2836     input_SendEventMeta( p_input );
2837
2838     /** \todo handle sout meta */
2839 }
2840
2841 static void AppendAttachment( int *pi_attachment, input_attachment_t ***ppp_attachment,
2842                               int i_new, input_attachment_t **pp_new )
2843 {
2844     int i_attachment = *pi_attachment;
2845     input_attachment_t **attachment = *ppp_attachment;
2846     int i;
2847
2848     attachment = realloc( attachment,
2849                           sizeof(input_attachment_t**) * ( i_attachment + i_new ) );
2850     for( i = 0; i < i_new; i++ )
2851         attachment[i_attachment++] = pp_new[i];
2852     free( pp_new );
2853
2854     /* */
2855     *pi_attachment = i_attachment;
2856     *ppp_attachment = attachment;
2857 }
2858 /*****************************************************************************
2859  * InputGetExtraFiles
2860  *  Autodetect extra input list
2861  *****************************************************************************/
2862 static void InputGetExtraFilesPattern( input_thread_t *p_input,
2863                                        int *pi_list, char ***pppsz_list,
2864                                        const char *psz_path,
2865                                        const char *psz_match,
2866                                        const char *psz_format,
2867                                        int i_start, int i_stop )
2868 {
2869     int i_list;
2870     char **ppsz_list;
2871
2872     TAB_INIT( i_list, ppsz_list );
2873
2874     char *psz_base = strdup( psz_path );
2875     if( !psz_base )
2876         goto exit;
2877
2878     /* Remove the extension */
2879     char *psz_end = &psz_base[strlen(psz_base)-strlen(psz_match)];
2880     assert( psz_end >= psz_base);
2881     *psz_end = '\0';
2882
2883     /* Try to list files */
2884     for( int i = i_start; i <= i_stop; i++ )
2885     {
2886         struct stat st;
2887         char *psz_file;
2888
2889         if( asprintf( &psz_file, psz_format, psz_base, i ) < 0 )
2890             break;
2891
2892         if( utf8_stat( psz_file, &st ) || !S_ISREG( st.st_mode ) || !st.st_size )
2893         {
2894             free( psz_file );
2895             break;
2896         }
2897
2898         msg_Dbg( p_input, "Detected extra file `%s'", psz_file );
2899         TAB_APPEND( i_list, ppsz_list, psz_file );
2900     }
2901     free( psz_base );
2902 exit:
2903     *pi_list = i_list;
2904     *pppsz_list = ppsz_list;
2905 }
2906
2907 static void InputGetExtraFiles( input_thread_t *p_input,
2908                                 int *pi_list, char ***pppsz_list,
2909                                 const char *psz_access, const char *psz_path )
2910 {
2911     static const struct
2912     {
2913         const char *psz_match;
2914         const char *psz_format;
2915         int i_start;
2916         int i_stop;
2917     } p_pattern[] = {
2918         /* XXX the order is important */
2919         { ".001",         "%s.%.3d",        2, 999 },
2920         { ".part1.rar",   "%s.part%.1d.rar",2, 9 },
2921         { ".part01.rar",  "%s.part%.2d.rar",2, 99, },
2922         { ".part001.rar", "%s.part%.3d.rar",2, 999 },
2923         { ".rar",         "%s.r%.2d",       1, 99 },
2924         { NULL, NULL, 0, 0 }
2925     };
2926
2927     TAB_INIT( *pi_list, *pppsz_list );
2928
2929     if( ( psz_access && *psz_access && strcmp( psz_access, "file" ) ) || !psz_path )
2930         return;
2931
2932     const size_t i_path = strlen(psz_path);
2933
2934     for( int i = 0; p_pattern[i].psz_match != NULL; i++ )
2935     {
2936         const size_t i_ext = strlen(p_pattern[i].psz_match );
2937
2938         if( i_path < i_ext )
2939             continue;
2940         if( !strcmp( &psz_path[i_path-i_ext], p_pattern[i].psz_match ) )
2941         {
2942             InputGetExtraFilesPattern( p_input, pi_list, pppsz_list,
2943                                        psz_path,
2944                                        p_pattern[i].psz_match, p_pattern[i].psz_format,
2945                                        p_pattern[i].i_start, p_pattern[i].i_stop );
2946             return;
2947         }
2948     }
2949 }
2950
2951 /* */
2952 static void input_ChangeState( input_thread_t *p_input, int i_state )
2953 {
2954     const bool b_changed = p_input->p->i_state != i_state;
2955
2956     p_input->p->i_state = i_state;
2957     if( i_state == ERROR_S )
2958         p_input->b_error = true;
2959     else if( i_state == END_S )
2960         p_input->b_eof = true;
2961
2962     if( b_changed )
2963     {
2964         input_item_SetErrorWhenReading( p_input->p->p_item, p_input->b_error );
2965         input_SendEventState( p_input, i_state );
2966     }
2967 }
2968
2969
2970 /*****************************************************************************
2971  * MRLSplit: parse the access, demux and url part of the
2972  *           Media Resource Locator.
2973  *****************************************************************************/
2974 void input_SplitMRL( const char **ppsz_access, const char **ppsz_demux, char **ppsz_path,
2975                      char *psz_dup )
2976 {
2977     char *psz_access = NULL;
2978     char *psz_demux  = NULL;
2979     char *psz_path;
2980
2981     /* Either there is an access/demux specification before ://
2982      * or we have a plain local file path. */
2983     psz_path = strstr( psz_dup, "://" );
2984     if( psz_path != NULL )
2985     {
2986         *psz_path = '\0';
2987         psz_path += 3; /* skips "://" */
2988
2989         /* Separate access from demux (<access>/<demux>://<path>) */
2990         psz_access = psz_dup;
2991         psz_demux = strchr( psz_access, '/' );
2992         if( psz_demux )
2993             *psz_demux++ = '\0';
2994
2995         /* We really don't want module name substitution here! */
2996         if( psz_access[0] == '$' )
2997             psz_access++;
2998         if( psz_demux && psz_demux[0] == '$' )
2999             psz_demux++;
3000     }
3001     else
3002     {
3003         psz_path = psz_dup;
3004     }
3005     *ppsz_access = psz_access ? psz_access : (char*)"";
3006     *ppsz_demux = psz_demux ? psz_demux : (char*)"";
3007     *ppsz_path = psz_path;
3008 }
3009
3010 static inline bool next(char ** src)
3011 {
3012     char *end;
3013     errno = 0;
3014     long result = strtol( *src, &end, 0 );
3015     if( errno != 0 || result >= LONG_MAX || result <= LONG_MIN ||
3016         end == *src )
3017     {
3018         return false;
3019     }
3020     *src = end;
3021     return true;
3022 }
3023
3024 /*****************************************************************************
3025  * MRLSections: parse title and seekpoint info from the Media Resource Locator.
3026  *
3027  * Syntax:
3028  * [url][@[title-start][:chapter-start][-[title-end][:chapter-end]]]
3029  *****************************************************************************/
3030 static void MRLSections( input_thread_t *p_input, char *psz_source,
3031                          int *pi_title_start, int *pi_title_end,
3032                          int *pi_chapter_start, int *pi_chapter_end )
3033 {
3034     char *psz, *psz_end, *psz_next, *psz_check;
3035
3036     *pi_title_start = *pi_title_end = -1;
3037     *pi_chapter_start = *pi_chapter_end = -1;
3038
3039     /* Start by parsing titles and chapters */
3040     if( !psz_source || !( psz = strrchr( psz_source, '@' ) ) ) return;
3041
3042
3043     /* Check we are really dealing with a title/chapter section */
3044     psz_check = psz + 1;
3045     if( !*psz_check ) return;
3046     if( isdigit(*psz_check) )
3047         if(!next(&psz_check)) return;
3048     if( *psz_check != ':' && *psz_check != '-' && *psz_check ) return;
3049     if( *psz_check == ':' && ++psz_check )
3050     {
3051         if( isdigit(*psz_check) )
3052             if(!next(&psz_check)) return;
3053     }
3054     if( *psz_check != '-' && *psz_check ) return;
3055     if( *psz_check == '-' && ++psz_check )
3056     {
3057         if( isdigit(*psz_check) )
3058             if(!next(&psz_check)) return;
3059     }
3060     if( *psz_check != ':' && *psz_check ) return;
3061     if( *psz_check == ':' && ++psz_check )
3062     {
3063         if( isdigit(*psz_check) )
3064             if(!next(&psz_check)) return;
3065     }
3066     if( *psz_check ) return;
3067
3068     /* Separate start and end */
3069     *psz++ = 0;
3070     if( ( psz_end = strchr( psz, '-' ) ) ) *psz_end++ = 0;
3071
3072     /* Look for the start title */
3073     *pi_title_start = strtol( psz, &psz_next, 0 );
3074     if( !*pi_title_start && psz == psz_next ) *pi_title_start = -1;
3075     *pi_title_end = *pi_title_start;
3076     psz = psz_next;
3077
3078     /* Look for the start chapter */
3079     if( *psz ) psz++;
3080     *pi_chapter_start = strtol( psz, &psz_next, 0 );
3081     if( !*pi_chapter_start && psz == psz_next ) *pi_chapter_start = -1;
3082     *pi_chapter_end = *pi_chapter_start;
3083
3084     if( psz_end )
3085     {
3086         /* Look for the end title */
3087         *pi_title_end = strtol( psz_end, &psz_next, 0 );
3088         if( !*pi_title_end && psz_end == psz_next ) *pi_title_end = -1;
3089         psz_end = psz_next;
3090
3091         /* Look for the end chapter */
3092         if( *psz_end ) psz_end++;
3093         *pi_chapter_end = strtol( psz_end, &psz_next, 0 );
3094         if( !*pi_chapter_end && psz_end == psz_next ) *pi_chapter_end = -1;
3095     }
3096
3097     msg_Dbg( p_input, "source=`%s' title=%d/%d seekpoint=%d/%d",
3098              psz_source, *pi_title_start, *pi_chapter_start,
3099              *pi_title_end, *pi_chapter_end );
3100 }
3101
3102 /*****************************************************************************
3103  * input_AddSubtitles: add a subtitles file and enable it
3104  *****************************************************************************/
3105 static void SubtitleAdd( input_thread_t *p_input, char *psz_subtitle, bool b_forced )
3106 {
3107     input_source_t *sub;
3108     vlc_value_t count;
3109     vlc_value_t list;
3110     char *psz_path, *psz_extension;
3111
3112     /* if we are provided a subtitle.sub file,
3113      * see if we don't have a subtitle.idx and use it instead */
3114     psz_path = strdup( psz_subtitle );
3115     if( psz_path )
3116     {
3117         psz_extension = strrchr( psz_path, '.');
3118         if( psz_extension && strcmp( psz_extension, ".sub" ) == 0 )
3119         {
3120             struct stat st;
3121
3122             strcpy( psz_extension, ".idx" );
3123
3124             if( !utf8_stat( psz_path, &st ) && S_ISREG( st.st_mode ) )
3125             {
3126                 msg_Dbg( p_input, "using %s subtitles file instead of %s",
3127                          psz_path, psz_subtitle );
3128                 strcpy( psz_subtitle, psz_path );
3129             }
3130         }
3131         free( psz_path );
3132     }
3133
3134     var_Change( p_input, "spu-es", VLC_VAR_CHOICESCOUNT, &count, NULL );
3135
3136     sub = InputSourceNew( p_input );
3137     if( !sub || InputSourceInit( p_input, sub, psz_subtitle, "subtitle" ) )
3138     {
3139         free( sub );
3140         return;
3141     }
3142     TAB_APPEND( p_input->p->i_slave, p_input->p->slave, sub );
3143
3144     /* Select the ES */
3145     if( b_forced && !var_Change( p_input, "spu-es", VLC_VAR_GETLIST, &list, NULL ) )
3146     {
3147         if( count.i_int == 0 )
3148             count.i_int++;
3149         /* if it was first one, there is disable too */
3150
3151         if( count.i_int < list.p_list->i_count )
3152         {
3153             const int i_id = list.p_list->p_values[count.i_int].i_int;
3154
3155             es_out_Control( p_input->p->p_es_out_display, ES_OUT_SET_ES_DEFAULT_BY_ID, i_id );
3156             es_out_Control( p_input->p->p_es_out_display, ES_OUT_SET_ES_BY_ID, i_id );
3157         }
3158         var_Change( p_input, "spu-es", VLC_VAR_FREELIST, &list, NULL );
3159     }
3160 }
3161
3162 /*****************************************************************************
3163  * Statistics
3164  *****************************************************************************/
3165 void input_UpdateStatistic( input_thread_t *p_input,
3166                             input_statistic_t i_type, int i_delta )
3167 {
3168     assert( p_input->p->i_state != INIT_S );
3169
3170     vlc_mutex_lock( &p_input->p->counters.counters_lock);
3171     switch( i_type )
3172     {
3173 #define I(c) stats_UpdateInteger( p_input, p_input->p->counters.c, i_delta, NULL )
3174     case INPUT_STATISTIC_DECODED_VIDEO:
3175         I(p_decoded_video);
3176         break;
3177     case INPUT_STATISTIC_DECODED_AUDIO:
3178         I(p_decoded_audio);
3179         break;
3180     case INPUT_STATISTIC_DECODED_SUBTITLE:
3181         I(p_decoded_sub);
3182         break;
3183     case INPUT_STATISTIC_SENT_PACKET:
3184         I(p_sout_sent_packets);
3185         break;
3186 #undef I
3187     case INPUT_STATISTIC_SENT_BYTE:
3188     {
3189         int i_bytes; /* That's pretty stupid to define it as an integer, it will overflow
3190                         really fast ... */
3191         if( !stats_UpdateInteger( p_input, p_input->p->counters.p_sout_sent_bytes, i_delta, &i_bytes ) )
3192             stats_UpdateFloat( p_input, p_input->p->counters.p_sout_send_bitrate, i_bytes, NULL );
3193         break;
3194     }
3195     default:
3196         msg_Err( p_input, "Invalid statistic type %d (internal error)", i_type );
3197         break;
3198     }
3199     vlc_mutex_unlock( &p_input->p->counters.counters_lock);
3200 }
3201
3202 /**/
3203 /* TODO FIXME nearly the same logic that snapshot code */
3204 char *input_CreateFilename( vlc_object_t *p_obj, const char *psz_path, const char *psz_prefix, const char *psz_extension )
3205 {
3206     char *psz_file;
3207     DIR *path;
3208
3209     path = utf8_opendir( psz_path );
3210     if( path )
3211     {
3212         closedir( path );
3213
3214         char *psz_tmp = str_format( p_obj, psz_prefix );
3215         if( !psz_tmp )
3216             return NULL;
3217
3218         filename_sanitize( psz_tmp );
3219         if( asprintf( &psz_file, "%s"DIR_SEP"%s%s%s",
3220                       psz_path, psz_tmp,
3221                       psz_extension ? "." : "",
3222                       psz_extension ? psz_extension : "" ) < 0 )
3223             psz_file = NULL;
3224         free( psz_tmp );
3225         return psz_file;
3226     }
3227     else
3228     {
3229         psz_file = str_format( p_obj, psz_path );
3230         path_sanitize( psz_file );
3231         return psz_file;
3232     }
3233 }
3234