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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 "ressource.h"
47
48 #include <vlc_sout.h>
49 #include "../stream_output/stream_output.h"
50
51 #include <vlc_interface.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_ressource_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 ControlPopNoLock( 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_ressource_t *p_ressource )
121 {
122     static const char input_name[] = "input";
123     input_thread_t *p_input = NULL;                 /* thread descriptor */
124     vlc_value_t val;
125     int i;
126
127     /* Allocate descriptor */
128     p_input = vlc_custom_create( p_parent, sizeof( *p_input ),
129                                  VLC_OBJECT_INPUT, input_name );
130     if( p_input == NULL )
131         return NULL;
132
133     /* Construct a nice name for the input timer */
134     char psz_timer_name[255];
135     char * psz_name = input_item_GetName( p_item );
136     snprintf( psz_timer_name, sizeof(psz_timer_name),
137               "input launching for '%s'", psz_name );
138
139     msg_Dbg( p_input, "Creating an input for '%s'", psz_name);
140
141     free( psz_name );
142
143     /* Start a timer to mesure how long it takes
144      * to launch an input */
145     stats_TimerStart( p_input, psz_timer_name,
146         STATS_TIMER_INPUT_LAUNCHING );
147
148     p_input->p = calloc( 1, sizeof( input_thread_private_t ) );
149     if( !p_input->p )
150         return NULL;
151
152     /* One "randomly" selected input thread is responsible for computing
153      * the global stats. Check if there is already someone doing this */
154     if( p_input->p_libvlc->p_stats && !b_quick )
155     {
156         libvlc_priv_t *p_private = libvlc_priv( p_input->p_libvlc );
157         vlc_mutex_lock( &p_input->p_libvlc->p_stats->lock );
158         if( p_private->p_stats_computer == NULL )
159             p_private->p_stats_computer = p_input;
160         vlc_mutex_unlock( &p_input->p_libvlc->p_stats->lock );
161     }
162
163     p_input->b_preparsing = b_quick;
164     p_input->psz_header = psz_header ? strdup( psz_header ) : NULL;
165
166     /* Init Common fields */
167     p_input->b_eof = false;
168     p_input->p->b_can_pace_control = true;
169     p_input->p->i_start = 0;
170     p_input->p->i_time  = 0;
171     p_input->p->i_stop  = 0;
172     p_input->p->i_run   = 0;
173     p_input->p->i_title = 0;
174     p_input->p->title = NULL;
175     p_input->p->i_title_offset = p_input->p->i_seekpoint_offset = 0;
176     p_input->p->i_state = INIT_S;
177     p_input->p->i_rate = INPUT_RATE_DEFAULT;
178     p_input->p->b_recording = false;
179     memset( &p_input->p->bookmark, 0, sizeof(p_input->p->bookmark) );
180     TAB_INIT( p_input->p->i_bookmark, p_input->p->pp_bookmark );
181     TAB_INIT( p_input->p->i_attachment, p_input->p->attachment );
182     p_input->p->p_es_out_display = NULL;
183     p_input->p->p_es_out = NULL;
184     p_input->p->p_sout   = NULL;
185     p_input->p->b_out_pace_control = false;
186     p_input->p->i_pts_delay = 0;
187     p_input->p->i_cr_average = 0;
188
189     vlc_gc_incref( p_item ); /* Released in Destructor() */
190     p_input->p->p_item = p_item;
191
192     /* Init Input fields */
193     p_input->p->input.p_access = NULL;
194     p_input->p->input.p_stream = NULL;
195     p_input->p->input.p_demux  = NULL;
196     p_input->p->input.b_title_demux = false;
197     p_input->p->input.i_title  = 0;
198     p_input->p->input.title    = NULL;
199     p_input->p->input.i_title_offset = p_input->p->input.i_seekpoint_offset = 0;
200     p_input->p->input.b_can_pace_control = true;
201     p_input->p->input.b_can_rate_control = true;
202     p_input->p->input.b_rescale_ts = true;
203     p_input->p->input.b_eof = false;
204
205     vlc_mutex_lock( &p_item->lock );
206
207     if( !p_item->p_stats )
208         p_item->p_stats = stats_NewInputStats( p_input );
209     vlc_mutex_unlock( &p_item->lock );
210
211     /* No slave */
212     p_input->p->i_slave = 0;
213     p_input->p->slave   = NULL;
214
215     /* */
216     if( p_ressource )
217         p_input->p->p_ressource = p_ressource;
218     else
219         p_input->p->p_ressource = input_ressource_New();
220     input_ressource_SetInput( p_input->p->p_ressource, p_input );
221
222     /* Init control buffer */
223     vlc_mutex_init( &p_input->p->lock_control );
224     vlc_cond_init( &p_input->p->wait_control );
225     p_input->p->i_control = 0;
226
227     /* Parse input options */
228     vlc_mutex_lock( &p_item->lock );
229     assert( (int)p_item->optflagc == p_item->i_options );
230     for( i = 0; i < p_item->i_options; i++ )
231         var_OptionParse( VLC_OBJECT(p_input), p_item->ppsz_options[i],
232                          !!(p_item->optflagv[i] & VLC_INPUT_OPTION_TRUSTED) );
233     vlc_mutex_unlock( &p_item->lock );
234
235     /* Create Object Variables for private use only */
236     input_ConfigVarInit( p_input );
237
238     /* Create Objects variables for public Get and Set */
239     input_ControlVarInit( p_input );
240
241     /* */
242     p_input->p->i_cr_average = var_GetInteger( p_input, "cr-average" );
243
244     if( !p_input->b_preparsing )
245     {
246         var_Get( p_input, "bookmarks", &val );
247         if( val.psz_string )
248         {
249             /* FIXME: have a common cfg parsing routine used by sout and others */
250             char *psz_parser, *psz_start, *psz_end;
251             psz_parser = val.psz_string;
252             while( (psz_start = strchr( psz_parser, '{' ) ) )
253             {
254                  seekpoint_t *p_seekpoint;
255                  char backup;
256                  psz_start++;
257                  psz_end = strchr( psz_start, '}' );
258                  if( !psz_end ) break;
259                  psz_parser = psz_end + 1;
260                  backup = *psz_parser;
261                  *psz_parser = 0;
262                  *psz_end = ',';
263
264                  p_seekpoint = vlc_seekpoint_New();
265                  while( (psz_end = strchr( psz_start, ',' ) ) )
266                  {
267                      *psz_end = 0;
268                      if( !strncmp( psz_start, "name=", 5 ) )
269                      {
270                          p_seekpoint->psz_name = strdup(psz_start + 5);
271                      }
272                      else if( !strncmp( psz_start, "bytes=", 6 ) )
273                      {
274                          p_seekpoint->i_byte_offset = atoll(psz_start + 6);
275                      }
276                      else if( !strncmp( psz_start, "time=", 5 ) )
277                      {
278                          p_seekpoint->i_time_offset = atoll(psz_start + 5) *
279                                                         1000000;
280                      }
281                      psz_start = psz_end + 1;
282                 }
283                 msg_Dbg( p_input, "adding bookmark: %s, bytes=%"PRId64", time=%"PRId64,
284                                   p_seekpoint->psz_name, p_seekpoint->i_byte_offset,
285                                   p_seekpoint->i_time_offset );
286                 input_Control( p_input, INPUT_ADD_BOOKMARK, p_seekpoint );
287                 vlc_seekpoint_Delete( p_seekpoint );
288                 *psz_parser = backup;
289             }
290             free( val.psz_string );
291         }
292     }
293
294     /* Remove 'Now playing' info as it is probably outdated */
295     input_item_SetNowPlaying( p_item, NULL );
296     input_SendEventMeta( p_input );
297
298     /* */
299     if( p_input->b_preparsing )
300         p_input->i_flags |= OBJECT_FLAGS_QUIET | OBJECT_FLAGS_NOINTERACT;
301
302     /* */
303     memset( &p_input->p->counters, 0, sizeof( p_input->p->counters ) );
304     vlc_mutex_init( &p_input->p->counters.counters_lock );
305
306     /* Set the destructor when we are sure we are initialized */
307     vlc_object_set_destructor( p_input, (vlc_destructor_t)Destructor );
308
309     /* Attach only once we are ready */
310     vlc_object_attach( p_input, p_parent );
311
312     return p_input;
313 }
314
315 /**
316  * Input destructor (called when the object's refcount reaches 0).
317  */
318 static void Destructor( input_thread_t * p_input )
319 {
320 #ifndef NDEBUG
321     char * psz_name = input_item_GetName( p_input->p->p_item );
322     msg_Dbg( p_input, "Destroying the input for '%s'", psz_name);
323     free( psz_name );
324 #endif
325
326     stats_TimerDump( p_input, STATS_TIMER_INPUT_LAUNCHING );
327     stats_TimerClean( p_input, STATS_TIMER_INPUT_LAUNCHING );
328
329     if( p_input->p->p_ressource )
330         input_ressource_Delete( p_input->p->p_ressource );
331
332     vlc_gc_decref( p_input->p->p_item );
333
334     vlc_mutex_destroy( &p_input->p->counters.counters_lock );
335
336     vlc_cond_destroy( &p_input->p->wait_control );
337     vlc_mutex_destroy( &p_input->p->lock_control );
338     free( p_input->p );
339 }
340
341 /**
342  * Initialize an input thread and run it. You will need to monitor the
343  * thread to clean up after it is done
344  *
345  * \param p_parent a vlc_object
346  * \param p_item an input item
347  * \return a pointer to the spawned input thread
348  */
349 input_thread_t *__input_CreateThread( vlc_object_t *p_parent,
350                                       input_item_t *p_item )
351 {
352     return __input_CreateThreadExtended( p_parent, p_item, NULL, NULL );
353 }
354
355 /* */
356 input_thread_t *__input_CreateThreadExtended( vlc_object_t *p_parent,
357                                               input_item_t *p_item,
358                                               const char *psz_log, input_ressource_t *p_ressource )
359 {
360     input_thread_t *p_input;
361
362     p_input = Create( p_parent, p_item, psz_log, false, p_ressource );
363     if( !p_input )
364         return NULL;
365
366     /* Create thread and wait for its readiness. */
367     if( vlc_thread_create( p_input, "input", Run,
368                            VLC_THREAD_PRIORITY_INPUT ) )
369     {
370         input_ChangeState( p_input, ERROR_S );
371         msg_Err( p_input, "cannot create input thread" );
372         vlc_object_detach( p_input );
373         vlc_object_release( p_input );
374         return NULL;
375     }
376
377     return p_input;
378 }
379
380 /**
381  * Initialize an input thread and run it. This thread will clean after itself,
382  * you can forget about it. It can work either in blocking or non-blocking mode
383  *
384  * \param p_parent a vlc_object
385  * \param p_item an input item
386  * \param b_block should we block until read is finished ?
387  * \return an error code, VLC_SUCCESS on success
388  */
389 int __input_Read( vlc_object_t *p_parent, input_item_t *p_item,
390                    bool b_block )
391 {
392     input_thread_t *p_input;
393
394     p_input = Create( p_parent, p_item, NULL, false, NULL );
395     if( !p_input )
396         return VLC_EGENERIC;
397
398     if( b_block )
399     {
400         RunAndDestroy( VLC_OBJECT(p_input) );
401         return VLC_SUCCESS;
402     }
403     else
404     {
405         if( vlc_thread_create( p_input, "input", RunAndDestroy,
406                                VLC_THREAD_PRIORITY_INPUT ) )
407         {
408             input_ChangeState( p_input, ERROR_S );
409             msg_Err( p_input, "cannot create input thread" );
410             vlc_object_release( p_input );
411             return VLC_EGENERIC;
412         }
413     }
414     return VLC_SUCCESS;
415 }
416
417 /**
418  * Initialize an input and initialize it to preparse the item
419  * This function is blocking. It will only accept to parse files
420  *
421  * \param p_parent a vlc_object_t
422  * \param p_item an input item
423  * \return VLC_SUCCESS or an error
424  */
425 int __input_Preparse( vlc_object_t *p_parent, input_item_t *p_item )
426 {
427     input_thread_t *p_input;
428
429     /* Allocate descriptor */
430     p_input = Create( p_parent, p_item, NULL, true, NULL );
431     if( !p_input )
432         return VLC_EGENERIC;
433
434     if( !Init( p_input ) )
435         End( p_input );
436
437     vlc_object_detach( p_input );
438     vlc_object_release( p_input );
439
440     return VLC_SUCCESS;
441 }
442
443 /**
444  * Request a running input thread to stop and die
445  *
446  * \param the input thread to stop
447  */
448 void input_StopThread( input_thread_t *p_input )
449 {
450     /* Set die for input and ALL of this childrens (even (grand-)grand-childrens)
451      * It is needed here even if it is done in INPUT_CONTROL_SET_DIE handler to
452      * unlock the control loop */
453     ObjectKillChildrens( p_input, VLC_OBJECT(p_input) );
454
455     input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL );
456 }
457
458 input_ressource_t *input_DetachRessource( input_thread_t *p_input )
459 {
460     assert( p_input->b_dead );
461
462     input_ressource_t *p_ressource = p_input->p->p_ressource;
463     input_ressource_SetInput( p_ressource, NULL );
464
465     p_input->p->p_ressource = NULL;
466     p_input->p->p_sout = NULL;
467
468     return p_ressource;
469 }
470
471 /**
472  * Get the item from an input thread
473  * FIXME it does not increase ref count of the item.
474  * if it is used after p_input is destroyed nothing prevent it from
475  * being freed.
476  */
477 input_item_t *input_GetItem( input_thread_t *p_input )
478 {
479     assert( p_input && p_input->p );
480     return p_input->p->p_item;
481 }
482
483 /*****************************************************************************
484  * ObjectKillChildrens
485  *****************************************************************************/
486 static void ObjectKillChildrens( input_thread_t *p_input, vlc_object_t *p_obj )
487 {
488     vlc_list_t *p_list;
489     int i;
490
491     /* FIXME ObjectKillChildrens seems a very bad idea in fact */
492     i = vlc_internals( p_obj )->i_object_type;
493     if( i == VLC_OBJECT_VOUT ||i == VLC_OBJECT_AOUT ||
494         p_obj == VLC_OBJECT(p_input->p->p_sout) ||
495         i == VLC_OBJECT_DECODER || i == VLC_OBJECT_PACKETIZER )
496         return;
497
498     vlc_object_kill( p_obj );
499
500     p_list = vlc_list_children( p_obj );
501     for( i = 0; i < p_list->i_count; i++ )
502         ObjectKillChildrens( p_input, p_list->p_values[i].p_object );
503     vlc_list_release( p_list );
504 }
505
506 /*****************************************************************************
507  * Run: main thread loop
508  * This is the "normal" thread that spawns the input processing chain,
509  * reads the stream, cleans up and waits
510  *****************************************************************************/
511 static void *Run( vlc_object_t *p_this )
512 {
513     input_thread_t *p_input = (input_thread_t *)p_this;
514     const int canc = vlc_savecancel();
515
516     if( Init( p_input ) )
517         goto exit;
518
519     MainLoop( p_input );
520
521     /* Clean up */
522     End( p_input );
523
524 exit:
525     /* Tell we're dead */
526     input_SendEventDead( p_input );
527     vlc_restorecancel( canc );
528     return NULL;
529 }
530
531 /*****************************************************************************
532  * RunAndDestroy: main thread loop
533  * This is the "just forget me" thread that spawns the input processing chain,
534  * reads the stream, cleans up and releases memory
535  *****************************************************************************/
536 static void *RunAndDestroy( vlc_object_t *p_this )
537 {
538     input_thread_t *p_input = (input_thread_t *)p_this;
539     const int canc = vlc_savecancel();
540
541     if( Init( p_input ) )
542         goto exit;
543
544     MainLoop( p_input );
545
546     /* Clean up */
547     End( p_input );
548
549 exit:
550     /* Release memory */
551     vlc_object_release( p_input );
552     vlc_restorecancel( canc );
553     return NULL;
554 }
555
556 /*****************************************************************************
557  * Main loop: Fill buffers from access, and demux
558  *****************************************************************************/
559
560 /**
561  * MainLoopDemux
562  * It asks the demuxer to demux some data
563  */
564 static void MainLoopDemux( input_thread_t *p_input, bool *pb_changed, mtime_t *pi_start_mdate )
565 {
566     int i_ret;
567
568     *pb_changed = false;
569
570     if( ( p_input->p->i_stop > 0 && p_input->p->i_time >= p_input->p->i_stop ) ||
571         ( p_input->p->i_run > 0 && *pi_start_mdate+p_input->p->i_run < mdate() ) )
572         i_ret = 0; /* EOF */
573     else
574         i_ret = demux_Demux( p_input->p->input.p_demux );
575
576     if( i_ret > 0 )
577     {
578         if( p_input->p->input.p_demux->info.i_update )
579         {
580             if( p_input->p->input.b_title_demux )
581             {
582                 i_ret = UpdateTitleSeekpointFromDemux( p_input );
583                 *pb_changed = true;
584             }
585             UpdateGenericFromDemux( p_input );
586         }
587         else if( p_input->p->input.p_access &&
588                  p_input->p->input.p_access->info.i_update )
589         {
590             if( !p_input->p->input.b_title_demux )
591             {
592                 i_ret = UpdateTitleSeekpointFromAccess( p_input );
593                 *pb_changed = true;
594             }
595             UpdateGenericFromAccess( p_input );
596         }
597     }
598
599     if( i_ret == 0 )    /* EOF */
600     {
601         vlc_value_t repeat;
602
603         var_Get( p_input, "input-repeat", &repeat );
604         if( repeat.i_int == 0 )
605         {
606             /* End of file - we do not set b_die because only the
607              * playlist is allowed to do so. */
608             msg_Dbg( p_input, "EOF reached" );
609             p_input->p->input.b_eof = true;
610         }
611         else
612         {
613             vlc_value_t val;
614
615             msg_Dbg( p_input, "repeating the same input (%d)",
616                      repeat.i_int );
617             if( repeat.i_int > 0 )
618             {
619                 repeat.i_int--;
620                 var_Set( p_input, "input-repeat", repeat );
621             }
622
623             /* Seek to start title/seekpoint */
624             val.i_int = p_input->p->input.i_title_start -
625                 p_input->p->input.i_title_offset;
626             if( val.i_int < 0 || val.i_int >= p_input->p->input.i_title )
627                 val.i_int = 0;
628             input_ControlPush( p_input,
629                                INPUT_CONTROL_SET_TITLE, &val );
630
631             val.i_int = p_input->p->input.i_seekpoint_start -
632                 p_input->p->input.i_seekpoint_offset;
633             if( val.i_int > 0 /* TODO: check upper boundary */ )
634                 input_ControlPush( p_input,
635                                    INPUT_CONTROL_SET_SEEKPOINT, &val );
636
637             /* Seek to start position */
638             if( p_input->p->i_start > 0 )
639             {
640                 val.i_time = p_input->p->i_start;
641                 input_ControlPush( p_input, INPUT_CONTROL_SET_TIME,
642                                    &val );
643             }
644             else
645             {
646                 val.f_float = 0.0;
647                 input_ControlPush( p_input, INPUT_CONTROL_SET_POSITION,
648                                    &val );
649             }
650
651             /* */
652             *pi_start_mdate = mdate();
653         }
654     }
655     else if( i_ret < 0 )
656     {
657         input_ChangeState( p_input, ERROR_S );
658     }
659
660     if( i_ret > 0 && p_input->p->i_slave > 0 )
661     {
662         SlaveDemux( p_input );
663     }
664 }
665
666 /**
667  * MainLoopInterface
668  * It update the variables used by the interfaces
669  */
670 static void MainLoopInterface( input_thread_t *p_input )
671 {
672     double f_position = 0.0;
673     mtime_t i_time = 0;
674     mtime_t i_length = 0;
675
676     /* update input status variables */
677     if( demux_Control( p_input->p->input.p_demux,
678                        DEMUX_GET_POSITION, &f_position ) )
679         f_position = 0.0;
680
681     if( demux_Control( p_input->p->input.p_demux,
682                        DEMUX_GET_TIME, &i_time ) )
683         i_time = 0;
684     p_input->p->i_time = i_time;
685
686     if( demux_Control( p_input->p->input.p_demux,
687                        DEMUX_GET_LENGTH, &i_length ) )
688         i_length = 0;
689
690     es_out_SetTimes( p_input->p->p_es_out, f_position, i_time, i_length );
691
692     /* update current bookmark */
693     vlc_mutex_lock( &p_input->p->p_item->lock );
694     p_input->p->bookmark.i_time_offset = i_time;
695     if( p_input->p->input.p_stream )
696         p_input->p->bookmark.i_byte_offset = stream_Tell( p_input->p->input.p_stream );
697     vlc_mutex_unlock( &p_input->p->p_item->lock );
698 }
699
700 /**
701  * MainLoopStatistic
702  * It updates the globals statics
703  */
704 static void MainLoopStatistic( input_thread_t *p_input )
705 {
706     stats_ComputeInputStats( p_input, p_input->p->p_item->p_stats );
707     /* Are we the thread responsible for computing global stats ? */
708     if( libvlc_priv( p_input->p_libvlc )->p_stats_computer == p_input )
709     {
710         stats_ComputeGlobalStats( p_input->p_libvlc,
711                                   p_input->p_libvlc->p_stats );
712     }
713     input_SendEventStatistics( p_input );
714 }
715
716 /**
717  * MainLoop
718  * The main input loop.
719  */
720 static void MainLoop( input_thread_t *p_input )
721 {
722     mtime_t i_start_mdate = mdate();
723     mtime_t i_intf_update = 0;
724     mtime_t i_statistic_update = 0;
725
726     /* Start the timer */
727     stats_TimerStop( p_input, STATS_TIMER_INPUT_LAUNCHING );
728
729     while( vlc_object_alive( p_input ) && !p_input->b_error )
730     {
731         bool b_force_update;
732         int i_type;
733         vlc_value_t val;
734         mtime_t i_current;
735         mtime_t i_deadline;
736         mtime_t i_wakeup;
737         bool b_paused;
738
739         /* Demux data */
740         b_force_update = false;
741         i_wakeup = 0;
742         /* FIXME if p_input->p->i_state == PAUSE_S the access/access_demux
743          * is paused -> this may cause problem with some of them
744          * The same problem can be seen when seeking while paused */
745         b_paused = p_input->p->i_state == PAUSE_S &&
746                    !es_out_GetBuffering( p_input->p->p_es_out );
747
748         if( !b_paused )
749         {
750             if( !p_input->p->input.b_eof )
751             {
752                 MainLoopDemux( p_input, &b_force_update, &i_start_mdate );
753
754                 i_wakeup = es_out_GetWakeup( p_input->p->p_es_out );
755             }
756             else if( !p_input->b_eof && !es_out_GetEmpty( p_input->p->p_es_out ) )
757             {
758                 msg_Dbg( p_input, "waiting decoder fifos to empty" );
759                 i_wakeup = mdate() + INPUT_IDLE_SLEEP;
760             }
761             else
762             {
763                 break;
764             }
765         }
766
767         /* */
768         do {
769             i_deadline = i_wakeup;
770             if( b_paused )
771                 i_deadline = __MIN( i_intf_update, i_statistic_update );
772
773             /* Handle control */
774             vlc_mutex_lock( &p_input->p->lock_control );
775             ControlReduce( p_input );
776             while( !ControlPopNoLock( p_input, &i_type, &val, i_deadline ) )
777             {
778                 msg_Dbg( p_input, "control type=%d", i_type );
779
780                 if( Control( p_input, i_type, val ) )
781                     b_force_update = true;
782             }
783             vlc_mutex_unlock( &p_input->p->lock_control );
784
785             /* Update interface and statistics */
786             i_current = mdate();
787             if( i_intf_update < i_current || b_force_update )
788             {
789                 MainLoopInterface( p_input );
790                 i_intf_update = i_current + INT64_C(250000);
791                 b_force_update = false;
792             }
793             if( i_statistic_update < i_current )
794             {
795                 MainLoopStatistic( p_input );
796                 i_statistic_update = i_current + INT64_C(1000000);
797             }
798
799             /* Check if i_wakeup is still valid */
800             if( i_wakeup != 0 )
801             {
802                 mtime_t i_new_wakeup = es_out_GetWakeup( p_input->p->p_es_out );
803                 if( !i_new_wakeup )
804                     i_wakeup = 0;
805             }
806         } while( i_current < i_wakeup );
807     }
808
809     if( !p_input->b_error )
810         input_ChangeState( p_input, END_S );
811 }
812
813 static void InitStatistics( input_thread_t * p_input )
814 {
815     if( p_input->b_preparsing ) return;
816
817     /* Prepare statistics */
818 #define INIT_COUNTER( c, type, compute ) p_input->p->counters.p_##c = \
819  stats_CounterCreate( p_input, VLC_VAR_##type, STATS_##compute);
820     if( libvlc_stats( p_input ) )
821     {
822         INIT_COUNTER( read_bytes, INTEGER, COUNTER );
823         INIT_COUNTER( read_packets, INTEGER, COUNTER );
824         INIT_COUNTER( demux_read, INTEGER, COUNTER );
825         INIT_COUNTER( input_bitrate, FLOAT, DERIVATIVE );
826         INIT_COUNTER( demux_bitrate, FLOAT, DERIVATIVE );
827         INIT_COUNTER( played_abuffers, INTEGER, COUNTER );
828         INIT_COUNTER( lost_abuffers, INTEGER, COUNTER );
829         INIT_COUNTER( displayed_pictures, INTEGER, COUNTER );
830         INIT_COUNTER( lost_pictures, INTEGER, COUNTER );
831         INIT_COUNTER( decoded_audio, INTEGER, COUNTER );
832         INIT_COUNTER( decoded_video, INTEGER, COUNTER );
833         INIT_COUNTER( decoded_sub, INTEGER, COUNTER );
834         p_input->p->counters.p_sout_send_bitrate = NULL;
835         p_input->p->counters.p_sout_sent_packets = NULL;
836         p_input->p->counters.p_sout_sent_bytes = NULL;
837         if( p_input->p->counters.p_demux_bitrate )
838             p_input->p->counters.p_demux_bitrate->update_interval = 1000000;
839         if( p_input->p->counters.p_input_bitrate )
840             p_input->p->counters.p_input_bitrate->update_interval = 1000000;
841     }
842 }
843
844 #ifdef ENABLE_SOUT
845 static int InitSout( input_thread_t * p_input )
846 {
847     if( p_input->b_preparsing )
848         return VLC_SUCCESS;
849
850     /* Find a usable sout and attach it to p_input */
851     char *psz = var_GetNonEmptyString( p_input, "sout" );
852     if( psz && strncasecmp( p_input->p->p_item->psz_uri, "vlc:", 4 ) )
853     {
854         p_input->p->p_sout  = input_ressource_RequestSout( p_input->p->p_ressource, NULL, psz );
855         if( !p_input->p->p_sout )
856         {
857             input_ChangeState( p_input, ERROR_S );
858             msg_Err( p_input, "cannot start stream output instance, " \
859                               "aborting" );
860             free( psz );
861             return VLC_EGENERIC;
862         }
863         if( libvlc_stats( p_input ) )
864         {
865             INIT_COUNTER( sout_sent_packets, INTEGER, COUNTER );
866             INIT_COUNTER( sout_sent_bytes, INTEGER, COUNTER );
867             INIT_COUNTER( sout_send_bitrate, FLOAT, DERIVATIVE );
868             if( p_input->p->counters.p_sout_send_bitrate )
869                  p_input->p->counters.p_sout_send_bitrate->update_interval =
870                          1000000;
871         }
872     }
873     else
874     {
875         input_ressource_RequestSout( p_input->p->p_ressource, NULL, NULL );
876     }
877     free( psz );
878
879     return VLC_SUCCESS;
880 }
881 #endif
882
883 static void InitTitle( input_thread_t * p_input )
884 {
885     input_source_t *p_master = &p_input->p->input;
886
887     if( p_input->b_preparsing )
888         return;
889
890     /* Create global title (from master) */
891     p_input->p->i_title = p_master->i_title;
892     p_input->p->title   = p_master->title;
893     p_input->p->i_title_offset = p_master->i_title_offset;
894     p_input->p->i_seekpoint_offset = p_master->i_seekpoint_offset;
895     if( p_input->p->i_title > 0 )
896     {
897         /* Setup variables */
898         input_ControlVarNavigation( p_input );
899         input_ControlVarTitle( p_input, 0 );
900     }
901
902     /* Global flag */
903     p_input->p->b_can_pace_control    = p_master->b_can_pace_control;
904     p_input->p->b_can_pause        = p_master->b_can_pause;
905     p_input->p->b_can_rate_control = p_master->b_can_rate_control;
906
907     /* Fix pts delay */
908     if( p_input->p->i_pts_delay < 0 )
909         p_input->p->i_pts_delay = 0;
910
911     /* If the desynchronisation requested by the user is < 0, we need to
912      * cache more data. */
913     const int i_desynch = var_GetInteger( p_input, "audio-desync" );
914     if( i_desynch < 0 )
915         p_input->p->i_pts_delay -= i_desynch * 1000;
916
917     /* Update cr_average depending on the caching */
918     p_input->p->i_cr_average *= (10 * p_input->p->i_pts_delay / 200000);
919     p_input->p->i_cr_average /= 10;
920     if( p_input->p->i_cr_average < 10 )
921         p_input->p->i_cr_average = 10;
922 }
923
924 static void StartTitle( input_thread_t * p_input )
925 {
926     vlc_value_t val;
927
928     /* Start title/chapter */
929     val.i_int = p_input->p->input.i_title_start -
930                 p_input->p->input.i_title_offset;
931     if( val.i_int > 0 && val.i_int < p_input->p->input.i_title )
932         input_ControlPush( p_input, INPUT_CONTROL_SET_TITLE, &val );
933
934     val.i_int = p_input->p->input.i_seekpoint_start -
935                 p_input->p->input.i_seekpoint_offset;
936     if( val.i_int > 0 /* TODO: check upper boundary */ )
937         input_ControlPush( p_input, INPUT_CONTROL_SET_SEEKPOINT, &val );
938
939     /* Start/stop/run time */
940     p_input->p->i_start = INT64_C(1000000) * var_GetInteger( p_input, "start-time" );
941     p_input->p->i_stop  = INT64_C(1000000) * var_GetInteger( p_input, "stop-time" );
942     p_input->p->i_run   = INT64_C(1000000) * var_GetInteger( p_input, "run-time" );
943     if( p_input->p->i_run < 0 )
944     {
945         msg_Warn( p_input, "invalid run-time ignored" );
946         p_input->p->i_run = 0;
947     }
948
949     const mtime_t i_length = var_GetTime( p_input, "length" );
950     if( p_input->p->i_start > 0 )
951     {
952         if( p_input->p->i_start >= i_length )
953         {
954             msg_Warn( p_input, "invalid start-time ignored" );
955         }
956         else
957         {
958             vlc_value_t s;
959
960             msg_Dbg( p_input, "starting at time: %ds",
961                               (int)( p_input->p->i_start / INT64_C(1000000) ) );
962
963             s.i_time = p_input->p->i_start;
964             input_ControlPush( p_input, INPUT_CONTROL_SET_TIME, &s );
965         }
966     }
967     if( p_input->p->i_stop > 0 && p_input->p->i_stop <= p_input->p->i_start )
968     {
969         msg_Warn( p_input, "invalid stop-time ignored" );
970         p_input->p->i_stop = 0;
971     }
972 }
973
974 static void LoadSubtitles( input_thread_t *p_input )
975 {
976     /* Load subtitles */
977     /* Get fps and set it if not already set */
978     const double f_fps = p_input->p->f_fps;
979     if( f_fps > 1.0 )
980     {
981         float f_requested_fps;
982
983         var_Create( p_input, "sub-original-fps", VLC_VAR_FLOAT );
984         var_SetFloat( p_input, "sub-original-fps", f_fps );
985
986         f_requested_fps = var_CreateGetFloat( p_input, "sub-fps" );
987         if( f_requested_fps != f_fps )
988         {
989             var_Create( p_input, "sub-fps", VLC_VAR_FLOAT|
990                                             VLC_VAR_DOINHERIT );
991             var_SetFloat( p_input, "sub-fps", f_requested_fps );
992         }
993     }
994
995     const int i_delay = var_CreateGetInteger( p_input, "sub-delay" );
996     if( i_delay != 0 )
997         var_SetTime( p_input, "spu-delay", (mtime_t)i_delay * 100000 );
998
999     /* Look for and add subtitle files */
1000     char *psz_subtitle = var_GetNonEmptyString( p_input, "sub-file" );
1001     if( psz_subtitle != NULL )
1002     {
1003         msg_Dbg( p_input, "forced subtitle: %s", psz_subtitle );
1004         SubtitleAdd( p_input, psz_subtitle, true );
1005     }
1006
1007     if( var_GetBool( p_input, "sub-autodetect-file" ) )
1008     {
1009         char *psz_autopath = var_GetNonEmptyString( p_input, "sub-autodetect-path" );
1010         char **ppsz_subs = subtitles_Detect( p_input, psz_autopath,
1011                                              p_input->p->p_item->psz_uri );
1012         free( psz_autopath );
1013
1014         for( int i = 0; ppsz_subs && ppsz_subs[i]; i++ )
1015         {
1016             /* Try to autoselect the first autodetected subtitles file
1017              * if no subtitles file was specified */
1018             bool b_forced = i == 0 && !psz_subtitle;
1019
1020             if( !psz_subtitle || strcmp( psz_subtitle, ppsz_subs[i] ) )
1021                 SubtitleAdd( p_input, ppsz_subs[i], b_forced );
1022
1023             free( ppsz_subs[i] );
1024         }
1025         free( ppsz_subs );
1026     }
1027     free( psz_subtitle );
1028 }
1029
1030 static void LoadSlaves( input_thread_t *p_input )
1031 {
1032     char *psz = var_GetNonEmptyString( p_input, "input-slave" );
1033     if( !psz )
1034         return;
1035
1036     char *psz_org = psz;
1037     while( psz && *psz )
1038     {
1039         while( *psz == ' ' || *psz == '#' )
1040             psz++;
1041
1042         char *psz_delim = strchr( psz, '#' );
1043         if( psz_delim )
1044             *psz_delim++ = '\0';
1045
1046         if( *psz == 0 )
1047             break;
1048
1049         msg_Dbg( p_input, "adding slave input '%s'", psz );
1050
1051         input_source_t *p_slave = InputSourceNew( p_input );
1052         if( p_slave && !InputSourceInit( p_input, p_slave, psz, NULL ) )
1053             TAB_APPEND( p_input->p->i_slave, p_input->p->slave, p_slave );
1054         else
1055             free( p_slave );
1056
1057         psz = psz_delim;
1058     }
1059     free( psz_org );
1060 }
1061
1062 static void InitPrograms( input_thread_t * p_input )
1063 {
1064     int i_es_out_mode;
1065     vlc_value_t val;
1066
1067     /* Set up es_out */
1068     es_out_Control( p_input->p->p_es_out, ES_OUT_SET_ACTIVE, true );
1069     i_es_out_mode = ES_OUT_MODE_AUTO;
1070     val.p_list = NULL;
1071     if( p_input->p->p_sout )
1072     {
1073         var_Get( p_input, "sout-all", &val );
1074         if( val.b_bool )
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         return ret; /* FIXME: goto error; should be better here */
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     if( !p_input->b_preparsing )
1212     {
1213         msg_Dbg( p_input, "`%s' successfully opened",
1214                  p_input->p->p_item->psz_uri );
1215
1216     }
1217
1218     /* initialization is complete */
1219     input_ChangeState( p_input, PLAYING_S );
1220
1221     return VLC_SUCCESS;
1222
1223 error:
1224     input_ChangeState( p_input, ERROR_S );
1225
1226     if( p_input->p->p_es_out )
1227         es_out_Delete( p_input->p->p_es_out );
1228     if( p_input->p->p_es_out_display )
1229         es_out_Delete( p_input->p->p_es_out_display );
1230     if( p_input->p->p_ressource )
1231     {
1232         if( p_input->p->p_sout )
1233             input_ressource_RequestSout( p_input->p->p_ressource,
1234                                          p_input->p->p_sout, NULL );
1235         input_ressource_SetInput( p_input->p->p_ressource, NULL );
1236     }
1237
1238     if( !p_input->b_preparsing && libvlc_stats( p_input ) )
1239     {
1240 #define EXIT_COUNTER( c ) do { if( p_input->p->counters.p_##c ) \
1241                                    stats_CounterClean( p_input->p->counters.p_##c );\
1242                                p_input->p->counters.p_##c = NULL; } while(0)
1243         EXIT_COUNTER( read_bytes );
1244         EXIT_COUNTER( read_packets );
1245         EXIT_COUNTER( demux_read );
1246         EXIT_COUNTER( input_bitrate );
1247         EXIT_COUNTER( demux_bitrate );
1248         EXIT_COUNTER( played_abuffers );
1249         EXIT_COUNTER( lost_abuffers );
1250         EXIT_COUNTER( displayed_pictures );
1251         EXIT_COUNTER( lost_pictures );
1252         EXIT_COUNTER( decoded_audio );
1253         EXIT_COUNTER( decoded_video );
1254         EXIT_COUNTER( decoded_sub );
1255
1256         if( p_input->p->p_sout )
1257         {
1258             EXIT_COUNTER( sout_sent_packets );
1259             EXIT_COUNTER( sout_sent_bytes );
1260             EXIT_COUNTER( sout_send_bitrate );
1261         }
1262 #undef EXIT_COUNTER
1263     }
1264
1265     /* Mark them deleted */
1266     p_input->p->input.p_demux = NULL;
1267     p_input->p->input.p_stream = NULL;
1268     p_input->p->input.p_access = NULL;
1269     p_input->p->p_es_out = NULL;
1270     p_input->p->p_es_out_display = NULL;
1271     p_input->p->p_sout = NULL;
1272
1273     return VLC_EGENERIC;
1274 }
1275
1276 /*****************************************************************************
1277  * End: end the input thread
1278  *****************************************************************************/
1279 static void End( input_thread_t * p_input )
1280 {
1281     int i;
1282
1283     /* We are at the end */
1284     input_ChangeState( p_input, END_S );
1285
1286     /* Clean control variables */
1287     input_ControlVarStop( p_input );
1288
1289     /* Stop es out activity */
1290     es_out_Control( p_input->p->p_es_out, ES_OUT_SET_ACTIVE, false );
1291     es_out_Control( p_input->p->p_es_out, ES_OUT_SET_MODE, ES_OUT_MODE_NONE );
1292
1293     /* Clean up master */
1294     InputSourceClean( &p_input->p->input );
1295
1296     /* Delete slave */
1297     for( i = 0; i < p_input->p->i_slave; i++ )
1298     {
1299         InputSourceClean( p_input->p->slave[i] );
1300         free( p_input->p->slave[i] );
1301     }
1302     free( p_input->p->slave );
1303
1304     /* Unload all modules */
1305     if( p_input->p->p_es_out )
1306         es_out_Delete( p_input->p->p_es_out );
1307     if( p_input->p->p_es_out_display )
1308         es_out_Delete( p_input->p->p_es_out_display );
1309
1310     if( !p_input->b_preparsing )
1311     {
1312 #define CL_CO( c ) stats_CounterClean( p_input->p->counters.p_##c ); p_input->p->counters.p_##c = NULL;
1313         if( libvlc_stats( p_input ) )
1314         {
1315             libvlc_priv_t *p_private = libvlc_priv( p_input->p_libvlc );
1316
1317             /* make sure we are up to date */
1318             stats_ComputeInputStats( p_input, p_input->p->p_item->p_stats );
1319             if( p_private->p_stats_computer == p_input )
1320             {
1321                 stats_ComputeGlobalStats( p_input->p_libvlc,
1322                                           p_input->p_libvlc->p_stats );
1323                 /* FIXME how can it be thread safe ? */
1324                 p_private->p_stats_computer = NULL;
1325             }
1326             CL_CO( read_bytes );
1327             CL_CO( read_packets );
1328             CL_CO( demux_read );
1329             CL_CO( input_bitrate );
1330             CL_CO( demux_bitrate );
1331             CL_CO( played_abuffers );
1332             CL_CO( lost_abuffers );
1333             CL_CO( displayed_pictures );
1334             CL_CO( lost_pictures );
1335             CL_CO( decoded_audio) ;
1336             CL_CO( decoded_video );
1337             CL_CO( decoded_sub) ;
1338         }
1339
1340         /* Close optional stream output instance */
1341         if( p_input->p->p_sout )
1342         {
1343             CL_CO( sout_sent_packets );
1344             CL_CO( sout_sent_bytes );
1345             CL_CO( sout_send_bitrate );
1346         }
1347 #undef CL_CO
1348     }
1349
1350     if( p_input->p->i_attachment > 0 )
1351     {
1352         for( i = 0; i < p_input->p->i_attachment; i++ )
1353             vlc_input_attachment_Delete( p_input->p->attachment[i] );
1354         TAB_CLEAN( p_input->p->i_attachment, p_input->p->attachment );
1355     }
1356
1357     /* */
1358     input_ressource_RequestSout( p_input->p->p_ressource,
1359                                  p_input->p->p_sout, NULL );
1360     input_ressource_SetInput( p_input->p->p_ressource, NULL );
1361 }
1362
1363 /*****************************************************************************
1364  * Control
1365  *****************************************************************************/
1366 void input_ControlPush( input_thread_t *p_input,
1367                         int i_type, vlc_value_t *p_val )
1368 {
1369     vlc_mutex_lock( &p_input->p->lock_control );
1370     if( i_type == INPUT_CONTROL_SET_DIE )
1371     {
1372         /* Special case, empty the control */
1373         p_input->p->i_control = 1;
1374         p_input->p->control[0].i_type = i_type;
1375         memset( &p_input->p->control[0].val, 0, sizeof( vlc_value_t ) );
1376     }
1377     else if( p_input->p->i_control >= INPUT_CONTROL_FIFO_SIZE )
1378     {
1379         msg_Err( p_input, "input control fifo overflow, trashing type=%d",
1380                  i_type );
1381     }
1382     else
1383     {
1384         p_input->p->control[p_input->p->i_control].i_type = i_type;
1385         if( p_val )
1386             p_input->p->control[p_input->p->i_control].val = *p_val;
1387         else
1388             memset( &p_input->p->control[p_input->p->i_control].val, 0,
1389                     sizeof( vlc_value_t ) );
1390
1391         p_input->p->i_control++;
1392     }
1393     vlc_cond_signal( &p_input->p->wait_control );
1394     vlc_mutex_unlock( &p_input->p->lock_control );
1395 }
1396
1397 static inline int ControlPopNoLock( input_thread_t *p_input,
1398                                     int *pi_type, vlc_value_t *p_val,
1399                                     mtime_t i_deadline )
1400 {
1401
1402     while( p_input->p->i_control <= 0 )
1403     {
1404         if( !vlc_object_alive( p_input ) )
1405             return VLC_EGENERIC;
1406
1407         if( i_deadline < 0 )
1408             return VLC_EGENERIC;
1409
1410         if( vlc_cond_timedwait( &p_input->p->wait_control, &p_input->p->lock_control, i_deadline ) )
1411             return VLC_EGENERIC;
1412     }
1413
1414     *pi_type = p_input->p->control[0].i_type;
1415     *p_val   = p_input->p->control[0].val;
1416
1417     p_input->p->i_control--;
1418     if( p_input->p->i_control > 0 )
1419     {
1420         int i;
1421
1422         for( i = 0; i < p_input->p->i_control; i++ )
1423         {
1424             p_input->p->control[i].i_type = p_input->p->control[i+1].i_type;
1425             p_input->p->control[i].val    = p_input->p->control[i+1].val;
1426         }
1427     }
1428
1429     return VLC_SUCCESS;
1430 }
1431
1432 static void ControlReduce( input_thread_t *p_input )
1433 {
1434     int i;
1435
1436     if( !p_input )
1437         return;
1438
1439     for( i = 1; i < p_input->p->i_control; i++ )
1440     {
1441         const int i_lt = p_input->p->control[i-1].i_type;
1442         const int i_ct = p_input->p->control[i].i_type;
1443
1444         /* XXX We can't merge INPUT_CONTROL_SET_ES */
1445 /*        msg_Dbg( p_input, "[%d/%d] l=%d c=%d", i, p_input->p->i_control,
1446                  i_lt, i_ct );
1447 */
1448         if( i_lt == i_ct &&
1449             ( i_ct == INPUT_CONTROL_SET_STATE ||
1450               i_ct == INPUT_CONTROL_SET_RATE ||
1451               i_ct == INPUT_CONTROL_SET_POSITION ||
1452               i_ct == INPUT_CONTROL_SET_TIME ||
1453               i_ct == INPUT_CONTROL_SET_PROGRAM ||
1454               i_ct == INPUT_CONTROL_SET_TITLE ||
1455               i_ct == INPUT_CONTROL_SET_SEEKPOINT ||
1456               i_ct == INPUT_CONTROL_SET_BOOKMARK ) )
1457         {
1458             int j;
1459 //            msg_Dbg( p_input, "merged at %d", i );
1460             /* Remove the i-1 */
1461             for( j = i; j <  p_input->p->i_control; j++ )
1462                 p_input->p->control[j-1] = p_input->p->control[j];
1463             p_input->p->i_control--;
1464         }
1465         else
1466         {
1467             /* TODO but that's not that important
1468                 - merge SET_X with SET_X_CMD
1469                 - remove SET_SEEKPOINT/SET_POSITION/SET_TIME before a SET_TITLE
1470                 - remove SET_SEEKPOINT/SET_POSITION/SET_TIME before another among them
1471                 - ?
1472                 */
1473         }
1474     }
1475 }
1476 /* Pause input */
1477 static void ControlPause( input_thread_t *p_input, mtime_t i_control_date )
1478 {
1479     int i_ret = VLC_SUCCESS;
1480     int i_state = PAUSE_S;
1481
1482     if( p_input->p->b_can_pause )
1483     {
1484         if( p_input->p->input.p_access )
1485             i_ret = access_Control( p_input->p->input.p_access,
1486                                      ACCESS_SET_PAUSE_STATE, true );
1487         else
1488             i_ret = demux_Control( p_input->p->input.p_demux,
1489                                     DEMUX_SET_PAUSE_STATE, true );
1490
1491         if( i_ret )
1492         {
1493             msg_Warn( p_input, "cannot set pause state" );
1494             i_state = p_input->p->i_state;
1495         }
1496     }
1497
1498     /* */
1499     if( !i_ret )
1500     {
1501         i_ret = es_out_SetPauseState( p_input->p->p_es_out, p_input->p->b_can_pause, true, i_control_date );
1502         if( i_ret )
1503         {
1504             msg_Warn( p_input, "cannot set pause state at es_out level" );
1505             i_state = p_input->p->i_state;
1506         }
1507     }
1508
1509     /* Switch to new state */
1510     input_ChangeState( p_input, i_state );
1511
1512 }
1513
1514 static void ControlUnpause( input_thread_t *p_input, mtime_t i_control_date )
1515 {
1516     int i_ret = VLC_SUCCESS;
1517
1518     if( p_input->p->b_can_pause )
1519     {
1520         if( p_input->p->input.p_access )
1521             i_ret = access_Control( p_input->p->input.p_access,
1522                                      ACCESS_SET_PAUSE_STATE, false );
1523         else
1524             i_ret = demux_Control( p_input->p->input.p_demux,
1525                                     DEMUX_SET_PAUSE_STATE, false );
1526         if( i_ret )
1527         {
1528             /* FIXME What to do ? */
1529             msg_Warn( p_input, "cannot unset pause -> EOF" );
1530             vlc_mutex_unlock( &p_input->p->lock_control );
1531             input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL );
1532             vlc_mutex_lock( &p_input->p->lock_control );
1533         }
1534     }
1535
1536     /* Switch to play */
1537     input_ChangeState( p_input, PLAYING_S );
1538
1539     /* */
1540     if( !i_ret )
1541         es_out_SetPauseState( p_input->p->p_es_out, false, false, i_control_date );
1542 }
1543
1544 static bool Control( input_thread_t *p_input, int i_type,
1545                            vlc_value_t val )
1546 {
1547     const mtime_t i_control_date = mdate();
1548     /* FIXME b_force_update is abused, it should be carefully checked */
1549     bool b_force_update = false;
1550
1551     if( !p_input )
1552         return b_force_update;
1553
1554     switch( i_type )
1555     {
1556         case INPUT_CONTROL_SET_DIE:
1557             msg_Dbg( p_input, "control: stopping input" );
1558
1559             /* Mark all submodules to die */
1560             ObjectKillChildrens( p_input, VLC_OBJECT(p_input) );
1561             break;
1562
1563         case INPUT_CONTROL_SET_POSITION:
1564         case INPUT_CONTROL_SET_POSITION_OFFSET:
1565         {
1566             double f_pos;
1567
1568             if( p_input->p->b_recording )
1569             {
1570                 msg_Err( p_input, "INPUT_CONTROL_SET_POSITION(_OFFSET) ignored while recording" );
1571                 break;
1572             }
1573             f_pos = val.f_float;
1574             if( i_type != INPUT_CONTROL_SET_POSITION )
1575                 f_pos += var_GetFloat( p_input, "position" );
1576             if( f_pos < 0.0 )
1577                 f_pos = 0.0;
1578             else if( f_pos > 1.0 )
1579                 f_pos = 1.0;
1580             /* Reset the decoders states and clock sync (before calling the demuxer */
1581             es_out_SetTime( p_input->p->p_es_out, -1 );
1582             if( demux_Control( p_input->p->input.p_demux, DEMUX_SET_POSITION,
1583                                 f_pos ) )
1584             {
1585                 msg_Err( p_input, "INPUT_CONTROL_SET_POSITION(_OFFSET) "
1586                          "%2.1f%% failed", f_pos * 100 );
1587             }
1588             else
1589             {
1590                 if( p_input->p->i_slave > 0 )
1591                     SlaveSeek( p_input );
1592                 p_input->p->input.b_eof = false;
1593
1594                 b_force_update = true;
1595             }
1596             break;
1597         }
1598
1599         case INPUT_CONTROL_SET_TIME:
1600         case INPUT_CONTROL_SET_TIME_OFFSET:
1601         {
1602             int64_t i_time;
1603             int i_ret;
1604
1605             if( p_input->p->b_recording )
1606             {
1607                 msg_Err( p_input, "INPUT_CONTROL_SET_TIME(_OFFSET) ignored while recording" );
1608                 break;
1609             }
1610
1611             i_time = val.i_time;
1612             if( i_type != INPUT_CONTROL_SET_TIME )
1613                 i_time += var_GetTime( p_input, "time" );
1614
1615             if( i_time < 0 )
1616                 i_time = 0;
1617
1618             /* Reset the decoders states and clock sync (before calling the demuxer */
1619             es_out_SetTime( p_input->p->p_es_out, -1 );
1620
1621             i_ret = demux_Control( p_input->p->input.p_demux,
1622                                     DEMUX_SET_TIME, i_time );
1623             if( i_ret )
1624             {
1625                 int64_t i_length;
1626
1627                 /* Emulate it with a SET_POS */
1628                 demux_Control( p_input->p->input.p_demux,
1629                                 DEMUX_GET_LENGTH, &i_length );
1630                 if( i_length > 0 )
1631                 {
1632                     double f_pos = (double)i_time / (double)i_length;
1633                     i_ret = demux_Control( p_input->p->input.p_demux,
1634                                             DEMUX_SET_POSITION, f_pos );
1635                 }
1636             }
1637             if( i_ret )
1638             {
1639                 msg_Warn( p_input, "INPUT_CONTROL_SET_TIME(_OFFSET) %"PRId64
1640                          " failed or not possible", i_time );
1641             }
1642             else
1643             {
1644                 if( p_input->p->i_slave > 0 )
1645                     SlaveSeek( p_input );
1646                 p_input->p->input.b_eof = false;
1647
1648                 b_force_update = true;
1649             }
1650             break;
1651         }
1652
1653         case INPUT_CONTROL_SET_STATE:
1654             if( ( val.i_int == PLAYING_S && p_input->p->i_state == PAUSE_S ) ||
1655                 ( val.i_int == PAUSE_S && p_input->p->i_state == PAUSE_S ) )
1656             {
1657                 ControlUnpause( p_input, i_control_date );
1658
1659                 b_force_update = true;
1660             }
1661             else if( val.i_int == PAUSE_S && p_input->p->i_state == PLAYING_S /* &&
1662                      p_input->p->b_can_pause */ )
1663             {
1664                 ControlPause( p_input, i_control_date );
1665
1666                 b_force_update = true;
1667             }
1668             else if( val.i_int == PAUSE_S && !p_input->p->b_can_pause && 0 )
1669             {
1670                 b_force_update = true;
1671
1672                 /* Correct "state" value */
1673                 input_ChangeState( p_input, p_input->p->i_state );
1674             }
1675             else if( val.i_int != PLAYING_S && val.i_int != PAUSE_S )
1676             {
1677                 msg_Err( p_input, "invalid state in INPUT_CONTROL_SET_STATE" );
1678             }
1679             break;
1680
1681         case INPUT_CONTROL_SET_RATE:
1682         case INPUT_CONTROL_SET_RATE_SLOWER:
1683         case INPUT_CONTROL_SET_RATE_FASTER:
1684         {
1685             int i_rate;
1686             int i_rate_sign;
1687
1688             /* Get rate and direction */
1689             if( i_type == INPUT_CONTROL_SET_RATE )
1690             {
1691                 i_rate = abs( val.i_int );
1692                 i_rate_sign = val.i_int < 0 ? -1 : 1;
1693             }
1694             else
1695             {
1696                 static const int ppi_factor[][2] = {
1697                     {1,64}, {1,32}, {1,16}, {1,8}, {1,4}, {1,3}, {1,2}, {2,3},
1698                     {1,1},
1699                     {3,2}, {2,1}, {3,1}, {4,1}, {8,1}, {16,1}, {32,1}, {64,1},
1700                     {0,0}
1701                 };
1702                 int i_error;
1703                 int i_idx;
1704                 int i;
1705
1706                 i_rate_sign = p_input->p->i_rate < 0 ? -1 : 1;
1707
1708                 i_error = INT_MAX;
1709                 i_idx = -1;
1710                 for( i = 0; ppi_factor[i][0] != 0; i++ )
1711                 {
1712                     const int i_test_r = INPUT_RATE_DEFAULT * ppi_factor[i][0] / ppi_factor[i][1];
1713                     const int i_test_e = abs( abs( p_input->p->i_rate ) - i_test_r );
1714                     if( i_test_e < i_error )
1715                     {
1716                         i_idx = i;
1717                         i_error = i_test_e;
1718                     }
1719                 }
1720
1721                 assert( i_idx >= 0 && ppi_factor[i_idx][0] != 0 );
1722
1723                 if( i_type == INPUT_CONTROL_SET_RATE_SLOWER )
1724                 {
1725                     if( ppi_factor[i_idx+1][0] > 0 )
1726                         i_rate = INPUT_RATE_DEFAULT * ppi_factor[i_idx+1][0] / ppi_factor[i_idx+1][1];
1727                     else
1728                         i_rate = INPUT_RATE_MAX+1;
1729                 }
1730                 else
1731                 {
1732                     assert( i_type == INPUT_CONTROL_SET_RATE_FASTER );
1733                     if( i_idx > 0 )
1734                         i_rate = INPUT_RATE_DEFAULT * ppi_factor[i_idx-1][0] / ppi_factor[i_idx-1][1];
1735                     else
1736                         i_rate = INPUT_RATE_MIN-1;
1737                 }
1738             }
1739
1740             /* Check rate bound */
1741             if( i_rate < INPUT_RATE_MIN )
1742             {
1743                 msg_Dbg( p_input, "cannot set rate faster" );
1744                 i_rate = INPUT_RATE_MIN;
1745             }
1746             else if( i_rate > INPUT_RATE_MAX )
1747             {
1748                 msg_Dbg( p_input, "cannot set rate slower" );
1749                 i_rate = INPUT_RATE_MAX;
1750             }
1751
1752             /* Apply direction */
1753             if( i_rate_sign < 0 )
1754             {
1755                 if( p_input->p->input.b_rescale_ts )
1756                 {
1757                     msg_Dbg( p_input, "cannot set negative rate" );
1758                     i_rate = p_input->p->i_rate;
1759                     assert( i_rate > 0 );
1760                 }
1761                 else
1762                 {
1763                     i_rate *= i_rate_sign;
1764                 }
1765             }
1766
1767             if( i_rate != INPUT_RATE_DEFAULT &&
1768                 ( ( !p_input->p->b_can_rate_control && !p_input->p->input.b_rescale_ts ) ||
1769                   ( p_input->p->p_sout && !p_input->p->b_out_pace_control ) ) )
1770             {
1771                 msg_Dbg( p_input, "cannot change rate" );
1772                 i_rate = INPUT_RATE_DEFAULT;
1773             }
1774             if( i_rate != p_input->p->i_rate &&
1775                 !p_input->p->b_can_pace_control && p_input->p->b_can_rate_control )
1776             {
1777                 int i_ret;
1778                 if( p_input->p->input.p_access )
1779                 {
1780                     i_ret = VLC_EGENERIC;
1781                 }
1782                 else
1783                 {
1784                     if( !p_input->p->input.b_rescale_ts )
1785                         es_out_Control( p_input->p->p_es_out, ES_OUT_RESET_PCR );
1786
1787                     i_ret = demux_Control( p_input->p->input.p_demux,
1788                                             DEMUX_SET_RATE, &i_rate );
1789                 }
1790                 if( i_ret )
1791                 {
1792                     msg_Warn( p_input, "ACCESS/DEMUX_SET_RATE failed" );
1793                     i_rate = p_input->p->i_rate;
1794                 }
1795             }
1796
1797             /* */
1798             if( i_rate != p_input->p->i_rate )
1799             {
1800                 p_input->p->i_rate = i_rate;
1801                 input_SendEventRate( p_input, i_rate );
1802
1803                 if( p_input->p->input.b_rescale_ts )
1804                 {
1805                     const int i_rate_source = (p_input->p->b_can_pace_control || p_input->p->b_can_rate_control ) ? i_rate : INPUT_RATE_DEFAULT;
1806                     es_out_SetRate( p_input->p->p_es_out, i_rate_source, i_rate );
1807                 }
1808
1809                 b_force_update = true;
1810             }
1811             break;
1812         }
1813
1814         case INPUT_CONTROL_SET_PROGRAM:
1815             /* No need to force update, es_out does it if needed */
1816             es_out_Control( p_input->p->p_es_out,
1817                             ES_OUT_SET_GROUP, val.i_int );
1818
1819             demux_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP, val.i_int,
1820                             NULL );
1821             break;
1822
1823         case INPUT_CONTROL_SET_ES:
1824             /* No need to force update, es_out does it if needed */
1825             es_out_Control( p_input->p->p_es_out_display, ES_OUT_SET_ES_BY_ID, val.i_int );
1826             break;
1827
1828         case INPUT_CONTROL_RESTART_ES:
1829             es_out_Control( p_input->p->p_es_out_display, ES_OUT_RESTART_ES_BY_ID, val.i_int );
1830             break;
1831
1832         case INPUT_CONTROL_SET_AUDIO_DELAY:
1833             if( !es_out_SetDelay( p_input->p->p_es_out_display, AUDIO_ES, val.i_time ) )
1834                 input_SendEventAudioDelay( p_input, val.i_time );
1835             break;
1836
1837         case INPUT_CONTROL_SET_SPU_DELAY:
1838             if( !es_out_SetDelay( p_input->p->p_es_out_display, SPU_ES, val.i_time ) )
1839                 input_SendEventSubtitleDelay( p_input, val.i_time );
1840             break;
1841
1842         case INPUT_CONTROL_SET_TITLE:
1843         case INPUT_CONTROL_SET_TITLE_NEXT:
1844         case INPUT_CONTROL_SET_TITLE_PREV:
1845             if( p_input->p->b_recording )
1846             {
1847                 msg_Err( p_input, "INPUT_CONTROL_SET_TITLE(*) ignored while recording" );
1848                 break;
1849             }
1850             if( p_input->p->input.b_title_demux &&
1851                 p_input->p->input.i_title > 0 )
1852             {
1853                 /* TODO */
1854                 /* FIXME handle demux title */
1855                 demux_t *p_demux = p_input->p->input.p_demux;
1856                 int i_title;
1857
1858                 if( i_type == INPUT_CONTROL_SET_TITLE_PREV )
1859                     i_title = p_demux->info.i_title - 1;
1860                 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
1861                     i_title = p_demux->info.i_title + 1;
1862                 else
1863                     i_title = val.i_int;
1864
1865                 if( i_title >= 0 && i_title < p_input->p->input.i_title )
1866                 {
1867                     es_out_SetTime( p_input->p->p_es_out, -1 );
1868
1869                     demux_Control( p_demux, DEMUX_SET_TITLE, i_title );
1870                     input_ControlVarTitle( p_input, i_title );
1871                 }
1872             }
1873             else if( p_input->p->input.i_title > 0 )
1874             {
1875                 access_t *p_access = p_input->p->input.p_access;
1876                 int i_title;
1877
1878                 if( i_type == INPUT_CONTROL_SET_TITLE_PREV )
1879                     i_title = p_access->info.i_title - 1;
1880                 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
1881                     i_title = p_access->info.i_title + 1;
1882                 else
1883                     i_title = val.i_int;
1884
1885                 if( i_title >= 0 && i_title < p_input->p->input.i_title )
1886                 {
1887                     es_out_SetTime( p_input->p->p_es_out, -1 );
1888
1889                     stream_Control( p_input->p->input.p_stream, STREAM_CONTROL_ACCESS,
1890                                     ACCESS_SET_TITLE, 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                 }
1937             }
1938             else if( p_input->p->input.i_title > 0 )
1939             {
1940                 access_t *p_access = p_input->p->input.p_access;
1941                 int i_seekpoint;
1942                 int64_t i_input_time;
1943                 int64_t i_seekpoint_time;
1944
1945                 if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV )
1946                 {
1947                     i_seekpoint = p_access->info.i_seekpoint;
1948                     i_seekpoint_time = p_input->p->input.title[p_access->info.i_title]->seekpoint[i_seekpoint]->i_time_offset;
1949                     i_input_time = var_GetTime( p_input, "time" );
1950                     if( i_seekpoint_time >= 0 && i_input_time >= 0 )
1951                     {
1952                         if( i_input_time < i_seekpoint_time + 3000000 )
1953                             i_seekpoint--;
1954                     }
1955                     else
1956                         i_seekpoint--;
1957                 }
1958                 else if( i_type == INPUT_CONTROL_SET_SEEKPOINT_NEXT )
1959                     i_seekpoint = p_access->info.i_seekpoint + 1;
1960                 else
1961                     i_seekpoint = val.i_int;
1962
1963                 if( i_seekpoint >= 0 && i_seekpoint <
1964                     p_input->p->input.title[p_access->info.i_title]->i_seekpoint )
1965                 {
1966                     es_out_SetTime( p_input->p->p_es_out, -1 );
1967
1968                     stream_Control( p_input->p->input.p_stream, STREAM_CONTROL_ACCESS,
1969                                     ACCESS_SET_SEEKPOINT, i_seekpoint );
1970                 }
1971             }
1972             break;
1973
1974         case INPUT_CONTROL_ADD_SUBTITLE:
1975             if( val.psz_string )
1976             {
1977                 SubtitleAdd( p_input, val.psz_string, true );
1978                 free( val.psz_string );
1979             }
1980             break;
1981
1982         case INPUT_CONTROL_ADD_SLAVE:
1983             if( val.psz_string )
1984             {
1985                 input_source_t *slave = InputSourceNew( p_input );
1986
1987                 if( slave && !InputSourceInit( p_input, slave, val.psz_string, NULL ) )
1988                 {
1989                     vlc_meta_t *p_meta;
1990                     int64_t i_time;
1991
1992                     /* Add the slave */
1993                     msg_Dbg( p_input, "adding %s as slave on the fly",
1994                              val.psz_string );
1995
1996                     /* Set position */
1997                     if( demux_Control( p_input->p->input.p_demux,
1998                                         DEMUX_GET_TIME, &i_time ) )
1999                     {
2000                         msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2001                         InputSourceClean( slave );
2002                         free( slave );
2003                         break;
2004                     }
2005                     if( demux_Control( slave->p_demux,
2006                                        DEMUX_SET_TIME, i_time ) )
2007                     {
2008                         msg_Err( p_input, "seek failed for new slave" );
2009                         InputSourceClean( slave );
2010                         free( slave );
2011                         break;
2012                     }
2013
2014                     /* Get meta (access and demux) */
2015                     p_meta = vlc_meta_New();
2016                     if( p_meta )
2017                     {
2018                         access_Control( slave->p_access, ACCESS_GET_META, p_meta );
2019                         demux_Control( slave->p_demux, DEMUX_GET_META, p_meta );
2020                         InputUpdateMeta( p_input, p_meta );
2021                     }
2022
2023                     TAB_APPEND( p_input->p->i_slave, p_input->p->slave, slave );
2024                 }
2025                 else
2026                 {
2027                     free( slave );
2028                     msg_Warn( p_input, "failed to add %s as slave",
2029                               val.psz_string );
2030                 }
2031
2032                 free( val.psz_string );
2033             }
2034             break;
2035
2036         case INPUT_CONTROL_SET_RECORD_STATE:
2037             if( !!p_input->p->b_recording != !!val.b_bool )
2038             {
2039                 if( p_input->p->input.b_can_stream_record )
2040                 {
2041                     if( demux_Control( p_input->p->input.p_demux,
2042                                        DEMUX_SET_RECORD_STATE, val.b_bool ) )
2043                         val.b_bool = false;
2044                 }
2045                 else
2046                 {
2047                     if( es_out_SetRecordState( p_input->p->p_es_out_display, val.b_bool ) )
2048                         val.b_bool = false;
2049                 }
2050                 p_input->p->b_recording = val.b_bool;
2051
2052                 input_SendEventRecord( p_input, val.b_bool );
2053
2054                 b_force_update = true;
2055             }
2056             break;
2057
2058         case INPUT_CONTROL_SET_FRAME_NEXT:
2059             if( p_input->p->i_state == PAUSE_S )
2060             {
2061                 es_out_SetFrameNext( p_input->p->p_es_out );
2062             }
2063             else if( p_input->p->i_state == PLAYING_S )
2064             {
2065                 ControlPause( p_input, i_control_date );
2066             }
2067             else
2068             {
2069                 msg_Err( p_input, "invalid state for frame next" );
2070             }
2071             b_force_update = true;
2072             break;
2073
2074         case INPUT_CONTROL_SET_BOOKMARK:
2075         {
2076             seekpoint_t bookmark;
2077
2078             bookmark.i_time_offset = -1;
2079             bookmark.i_byte_offset = -1;
2080
2081             vlc_mutex_lock( &p_input->p->p_item->lock );
2082             if( val.i_int >= 0 && val.i_int < p_input->p->i_bookmark )
2083             {
2084                 const seekpoint_t *p_bookmark = p_input->p->pp_bookmark[val.i_int];
2085                 bookmark.i_time_offset = p_bookmark->i_time_offset;
2086                 bookmark.i_byte_offset = p_bookmark->i_byte_offset;
2087             }
2088             vlc_mutex_unlock( &p_input->p->p_item->lock );
2089
2090             if( bookmark.i_time_offset < 0 && bookmark.i_byte_offset < 0 )
2091             {
2092                 msg_Err( p_input, "invalid bookmark %d", val.i_int );
2093                 break;
2094             }
2095
2096             if( bookmark.i_time_offset >= 0 )
2097             {
2098                 val.i_time = bookmark.i_time_offset;
2099                 b_force_update = Control( p_input, INPUT_CONTROL_SET_TIME, val );
2100             }
2101             else if( bookmark.i_byte_offset >= 0 &&
2102                      p_input->p->input.p_stream )
2103             {
2104                 const int64_t i_size = stream_Size( p_input->p->input.p_stream );
2105                 if( i_size > 0 && bookmark.i_byte_offset <= i_size )
2106                 {
2107                     val.f_float = (double)bookmark.i_byte_offset / i_size;
2108                     b_force_update = Control( p_input, INPUT_CONTROL_SET_POSITION, val );
2109                 }
2110             }
2111             break;
2112         }
2113
2114         default:
2115             msg_Err( p_input, "not yet implemented" );
2116             break;
2117     }
2118
2119     return b_force_update;
2120 }
2121
2122 /*****************************************************************************
2123  * UpdateTitleSeekpoint
2124  *****************************************************************************/
2125 static int UpdateTitleSeekpoint( input_thread_t *p_input,
2126                                  int i_title, int i_seekpoint )
2127 {
2128     int i_title_end = p_input->p->input.i_title_end -
2129                         p_input->p->input.i_title_offset;
2130     int i_seekpoint_end = p_input->p->input.i_seekpoint_end -
2131                             p_input->p->input.i_seekpoint_offset;
2132
2133     if( i_title_end >= 0 && i_seekpoint_end >= 0 )
2134     {
2135         if( i_title > i_title_end ||
2136             ( i_title == i_title_end && i_seekpoint > i_seekpoint_end ) )
2137             return 0;
2138     }
2139     else if( i_seekpoint_end >= 0 )
2140     {
2141         if( i_seekpoint > i_seekpoint_end )
2142             return 0;
2143     }
2144     else if( i_title_end >= 0 )
2145     {
2146         if( i_title > i_title_end )
2147             return 0;
2148     }
2149     return 1;
2150 }
2151 /*****************************************************************************
2152  * Update*FromDemux:
2153  *****************************************************************************/
2154 static int UpdateTitleSeekpointFromDemux( input_thread_t *p_input )
2155 {
2156     demux_t *p_demux = p_input->p->input.p_demux;
2157
2158     /* TODO event-like */
2159     if( p_demux->info.i_update & INPUT_UPDATE_TITLE )
2160     {
2161         input_SendEventTitle( p_input, p_demux->info.i_title );
2162
2163         p_demux->info.i_update &= ~INPUT_UPDATE_TITLE;
2164     }
2165     if( p_demux->info.i_update & INPUT_UPDATE_SEEKPOINT )
2166     {
2167         input_SendEventSeekpoint( p_input,
2168                                   p_demux->info.i_title, p_demux->info.i_seekpoint );
2169
2170         p_demux->info.i_update &= ~INPUT_UPDATE_SEEKPOINT;
2171     }
2172
2173     /* Hmmm only works with master input */
2174     if( p_input->p->input.p_demux == p_demux )
2175         return UpdateTitleSeekpoint( p_input,
2176                                      p_demux->info.i_title,
2177                                      p_demux->info.i_seekpoint );
2178     return 1;
2179 }
2180
2181 static void UpdateGenericFromDemux( input_thread_t *p_input )
2182 {
2183     demux_t *p_demux = p_input->p->input.p_demux;
2184
2185     if( p_demux->info.i_update & INPUT_UPDATE_META )
2186     {
2187         vlc_meta_t *p_meta = vlc_meta_New();
2188         if( p_meta )
2189         {
2190             demux_Control( p_input->p->input.p_demux, DEMUX_GET_META, p_meta );
2191             InputUpdateMeta( p_input, p_meta );
2192         }
2193         p_demux->info.i_update &= ~INPUT_UPDATE_META;
2194     }
2195
2196     p_demux->info.i_update &= ~INPUT_UPDATE_SIZE;
2197 }
2198
2199
2200 /*****************************************************************************
2201  * Update*FromAccess:
2202  *****************************************************************************/
2203 static int UpdateTitleSeekpointFromAccess( input_thread_t *p_input )
2204 {
2205     access_t *p_access = p_input->p->input.p_access;
2206
2207     if( p_access->info.i_update & INPUT_UPDATE_TITLE )
2208     {
2209         input_SendEventTitle( p_input, p_access->info.i_title );
2210
2211         stream_Control( p_input->p->input.p_stream, STREAM_UPDATE_SIZE );
2212
2213         p_access->info.i_update &= ~INPUT_UPDATE_TITLE;
2214     }
2215     if( p_access->info.i_update & INPUT_UPDATE_SEEKPOINT )
2216     {
2217         input_SendEventSeekpoint( p_input,
2218                                   p_access->info.i_title, p_access->info.i_seekpoint );
2219
2220         p_access->info.i_update &= ~INPUT_UPDATE_SEEKPOINT;
2221     }
2222     /* Hmmm only works with master input */
2223     if( p_input->p->input.p_access == p_access )
2224         return UpdateTitleSeekpoint( p_input,
2225                                      p_access->info.i_title,
2226                                      p_access->info.i_seekpoint );
2227     return 1;
2228 }
2229 static void UpdateGenericFromAccess( input_thread_t *p_input )
2230 {
2231     access_t *p_access = p_input->p->input.p_access;
2232
2233     if( p_access->info.i_update & INPUT_UPDATE_META )
2234     {
2235         /* TODO maybe multi - access ? */
2236         vlc_meta_t *p_meta = vlc_meta_New();
2237         if( p_meta )
2238         {
2239             access_Control( p_input->p->input.p_access, ACCESS_GET_META, p_meta );
2240             InputUpdateMeta( p_input, p_meta );
2241         }
2242         p_access->info.i_update &= ~INPUT_UPDATE_META;
2243     }
2244     if( p_access->info.i_update & INPUT_UPDATE_SIGNAL )
2245     {
2246         double f_quality;
2247         double f_strength;
2248
2249         if( access_Control( p_access, ACCESS_GET_SIGNAL, &f_quality, &f_strength ) )
2250             f_quality = f_strength = -1;
2251
2252         input_SendEventSignal( p_input, f_quality, f_strength );
2253
2254         p_access->info.i_update &= ~INPUT_UPDATE_SIGNAL;
2255     }
2256
2257     p_access->info.i_update &= ~INPUT_UPDATE_SIZE;
2258 }
2259
2260 /*****************************************************************************
2261  * InputSourceNew:
2262  *****************************************************************************/
2263 static input_source_t *InputSourceNew( input_thread_t *p_input )
2264 {
2265     VLC_UNUSED(p_input);
2266
2267     return calloc( 1,  sizeof( input_source_t ) );
2268 }
2269
2270 /*****************************************************************************
2271  * InputSourceInit:
2272  *****************************************************************************/
2273 static int InputSourceInit( input_thread_t *p_input,
2274                             input_source_t *in, const char *psz_mrl,
2275                             const char *psz_forced_demux )
2276 {
2277     char psz_dup[strlen(psz_mrl) + 1];
2278     const char *psz_access;
2279     const char *psz_demux;
2280     char *psz_path;
2281     vlc_value_t val;
2282     double f_fps;
2283
2284     strcpy( psz_dup, psz_mrl );
2285
2286     /* Split uri */
2287     input_SplitMRL( &psz_access, &psz_demux, &psz_path, psz_dup );
2288
2289     msg_Dbg( p_input, "`%s' gives access `%s' demux `%s' path `%s'",
2290              psz_mrl, psz_access, psz_demux, psz_path );
2291     if( !p_input->b_preparsing )
2292     {
2293         /* Hack to allow udp://@:port syntax */
2294         if( !psz_access ||
2295             (strncmp( psz_access, "udp", 3 ) &&
2296              strncmp( psz_access, "rtp", 3 )) )
2297         {
2298             /* Find optional titles and seekpoints */
2299             MRLSections( p_input, psz_path, &in->i_title_start, &in->i_title_end,
2300                      &in->i_seekpoint_start, &in->i_seekpoint_end );
2301         }
2302
2303         if( psz_forced_demux && *psz_forced_demux )
2304         {
2305             psz_demux = psz_forced_demux;
2306         }
2307         else if( *psz_demux == '\0' )
2308         {
2309             /* special hack for forcing a demuxer with --demux=module
2310              * (and do nothing with a list) */
2311             char *psz_var_demux = var_GetNonEmptyString( p_input, "demux" );
2312
2313             if( psz_var_demux != NULL &&
2314                 !strchr(psz_var_demux, ',' ) &&
2315                 !strchr(psz_var_demux, ':' ) )
2316             {
2317                 psz_demux = psz_var_demux;
2318
2319                 msg_Dbg( p_input, "enforced demux ` %s'", psz_demux );
2320             }
2321         }
2322
2323         /* Try access_demux first */
2324         in->p_demux = demux_New( p_input, psz_access, psz_demux, psz_path,
2325                                   NULL, p_input->p->p_es_out, false );
2326     }
2327     else
2328     {
2329         /* Preparsing is only for file:// */
2330         if( *psz_demux )
2331             goto error;
2332         if( !*psz_access ) /* path without scheme:// */
2333             psz_access = "file";
2334         if( strcmp( psz_access, "file" ) )
2335             goto error;
2336         msg_Dbg( p_input, "trying to pre-parse %s",  psz_path );
2337     }
2338
2339     if( in->p_demux )
2340     {
2341         int64_t i_pts_delay;
2342
2343         /* Get infos from access_demux */
2344         demux_Control( in->p_demux,
2345                         DEMUX_GET_PTS_DELAY, &i_pts_delay );
2346         p_input->p->i_pts_delay = __MAX( p_input->p->i_pts_delay, i_pts_delay );
2347
2348         in->b_title_demux = true;
2349         if( demux_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
2350                             &in->title, &in->i_title,
2351                             &in->i_title_offset, &in->i_seekpoint_offset ) )
2352         {
2353             TAB_INIT( in->i_title, in->title );
2354         }
2355         if( demux_Control( in->p_demux, DEMUX_CAN_CONTROL_PACE,
2356                             &in->b_can_pace_control ) )
2357             in->b_can_pace_control = false;
2358
2359         if( !in->b_can_pace_control )
2360         {
2361             if( demux_Control( in->p_demux, DEMUX_CAN_CONTROL_RATE,
2362                                 &in->b_can_rate_control, &in->b_rescale_ts ) )
2363             {
2364                 in->b_can_rate_control = false;
2365                 in->b_rescale_ts = true; /* not used */
2366             }
2367         }
2368         else
2369         {
2370             in->b_can_rate_control = true;
2371             in->b_rescale_ts = true;
2372         }
2373         if( demux_Control( in->p_demux, DEMUX_CAN_PAUSE,
2374                             &in->b_can_pause ) )
2375             in->b_can_pause = false;
2376         var_SetBool( p_input, "can-pause", in->b_can_pause || !in->b_can_pace_control ); /* XXX temporary because of es_out_timeshift*/
2377         var_SetBool( p_input, "can-rate", !in->b_can_pace_control || in->b_can_rate_control ); /* XXX temporary because of es_out_timeshift*/
2378         var_SetBool( p_input, "can-rewind", !in->b_rescale_ts && !in->b_can_pace_control );
2379
2380         int ret = demux_Control( in->p_demux, DEMUX_CAN_SEEK,
2381                         &val.b_bool );
2382         if( ret != VLC_SUCCESS )
2383             val.b_bool = false;
2384         var_Set( p_input, "can-seek", val );
2385     }
2386     else
2387     {
2388         int64_t i_pts_delay;
2389
2390         /* Now try a real access */
2391         in->p_access = access_New( p_input, psz_access, psz_demux, psz_path );
2392
2393         /* Access failed, URL encoded ? */
2394         if( in->p_access == NULL && strchr( psz_path, '%' ) )
2395         {
2396             decode_URI( psz_path );
2397
2398             msg_Dbg( p_input, "retrying with access `%s' demux `%s' path `%s'",
2399                      psz_access, psz_demux, psz_path );
2400
2401             in->p_access = access_New( p_input,
2402                                         psz_access, psz_demux, psz_path );
2403         }
2404         if( in->p_access == NULL )
2405         {
2406             msg_Err( p_input, "open of `%s' failed: %s", psz_mrl,
2407                                                          msg_StackMsg() );
2408             intf_UserFatal( VLC_OBJECT( p_input), false,
2409                             _("Your input can't be opened"),
2410                             _("VLC is unable to open the MRL '%s'."
2411                             " Check the log for details."), psz_mrl );
2412             goto error;
2413         }
2414
2415         /* Get infos from access */
2416         if( !p_input->b_preparsing )
2417         {
2418             access_Control( in->p_access,
2419                              ACCESS_GET_PTS_DELAY, &i_pts_delay );
2420             p_input->p->i_pts_delay = __MAX( p_input->p->i_pts_delay, i_pts_delay );
2421
2422             in->b_title_demux = false;
2423             if( access_Control( in->p_access, ACCESS_GET_TITLE_INFO,
2424                                  &in->title, &in->i_title,
2425                                 &in->i_title_offset, &in->i_seekpoint_offset ) )
2426
2427             {
2428                 TAB_INIT( in->i_title, in->title );
2429             }
2430             access_Control( in->p_access, ACCESS_CAN_CONTROL_PACE,
2431                              &in->b_can_pace_control );
2432             in->b_can_rate_control = in->b_can_pace_control;
2433             in->b_rescale_ts = true;
2434
2435             access_Control( in->p_access, ACCESS_CAN_PAUSE,
2436                              &in->b_can_pause );
2437             var_SetBool( p_input, "can-pause", in->b_can_pause || !in->b_can_pace_control ); /* XXX temporary because of es_out_timeshift*/
2438             var_SetBool( p_input, "can-rate", !in->b_can_pace_control || in->b_can_rate_control ); /* XXX temporary because of es_out_timeshift*/
2439             var_SetBool( p_input, "can-rewind", !in->b_rescale_ts && !in->b_can_pace_control );
2440
2441             access_Control( in->p_access, ACCESS_CAN_SEEK,
2442                              &val.b_bool );
2443             var_Set( p_input, "can-seek", val );
2444         }
2445
2446         /* */
2447         int  i_input_list;
2448         char **ppsz_input_list;
2449
2450         TAB_INIT( i_input_list, ppsz_input_list );
2451
2452         /* On master stream only, use input-list */
2453         if( &p_input->p->input == in )
2454         {
2455             char *psz_list;
2456             char *psz_parser;
2457
2458             psz_list =
2459             psz_parser = var_CreateGetNonEmptyString( p_input, "input-list" );
2460
2461             while( psz_parser && *psz_parser )
2462             {
2463                 char *p = strchr( psz_parser, ',' );
2464                 if( p )
2465                     *p++ = '\0';
2466
2467                 if( *psz_parser )
2468                 {
2469                     char *psz_name = strdup( psz_parser );
2470                     if( psz_name )
2471                         TAB_APPEND( i_input_list, ppsz_input_list, psz_name );
2472                 }
2473
2474                 psz_parser = p;
2475             }
2476             free( psz_list );
2477         }
2478         /* Autodetect extra files if none specified */
2479         if( i_input_list <= 0 )
2480         {
2481             InputGetExtraFiles( p_input, &i_input_list, &ppsz_input_list,
2482                                 psz_access, psz_path );
2483         }
2484         if( i_input_list > 0 )
2485             TAB_APPEND( i_input_list, ppsz_input_list, NULL );
2486
2487         /* Create the stream_t */
2488         in->p_stream = stream_AccessNew( in->p_access, ppsz_input_list );
2489         if( ppsz_input_list )
2490         {
2491             for( int i = 0; ppsz_input_list[i] != NULL; i++ )
2492                 free( ppsz_input_list[i] );
2493             TAB_CLEAN( i_input_list, ppsz_input_list );
2494         }
2495
2496         if( in->p_stream == NULL )
2497         {
2498             msg_Warn( p_input, "cannot create a stream_t from access" );
2499             goto error;
2500         }
2501
2502         /* Add stream filters */
2503         char *psz_stream_filter = var_GetNonEmptyString( p_input,
2504                                                          "stream-filter" );
2505         in->p_stream = stream_FilterChainNew( in->p_stream,
2506                                               psz_stream_filter,
2507                                               var_GetBool( p_input, "input-record-native" ) );
2508         free( psz_stream_filter );
2509
2510         /* Open a demuxer */
2511         if( *psz_demux == '\0' && *in->p_access->psz_demux )
2512         {
2513             psz_demux = in->p_access->psz_demux;
2514         }
2515
2516         {
2517             /* Take access redirections into account */
2518             char *psz_real_path;
2519             char *psz_buf = NULL;
2520             if( in->p_access->psz_path )
2521             {
2522                 const char *psz_a, *psz_d;
2523                 psz_buf = strdup( in->p_access->psz_path );
2524                 input_SplitMRL( &psz_a, &psz_d, &psz_real_path, psz_buf );
2525             }
2526             else
2527             {
2528                 psz_real_path = psz_path;
2529             }
2530             in->p_demux = demux_New( p_input, psz_access, psz_demux,
2531                                       psz_real_path,
2532                                       in->p_stream, p_input->p->p_es_out,
2533                                       p_input->b_preparsing );
2534             free( psz_buf );
2535         }
2536
2537         if( in->p_demux == NULL )
2538         {
2539             msg_Err( p_input, "no suitable demux module for `%s/%s://%s'",
2540                      psz_access, psz_demux, psz_path );
2541             intf_UserFatal( VLC_OBJECT( p_input ), false,
2542                             _("VLC can't recognize the input's format"),
2543                             _("The format of '%s' cannot be detected. "
2544                             "Have a look at the log for details."), psz_mrl );
2545             goto error;
2546         }
2547
2548         /* Get title from demux */
2549         if( !p_input->b_preparsing && in->i_title <= 0 )
2550         {
2551             if( demux_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
2552                                 &in->title, &in->i_title,
2553                                 &in->i_title_offset, &in->i_seekpoint_offset ))
2554             {
2555                 TAB_INIT( in->i_title, in->title );
2556             }
2557             else
2558             {
2559                 in->b_title_demux = true;
2560             }
2561         }
2562     }
2563
2564     /* Set record capabilities */
2565     if( demux_Control( in->p_demux, DEMUX_CAN_RECORD, &in->b_can_stream_record ) )
2566         in->b_can_stream_record = false;
2567 #ifdef ENABLE_SOUT
2568     if( !var_GetBool( p_input, "input-record-native" ) )
2569         in->b_can_stream_record = false;
2570     var_SetBool( p_input, "can-record", true );
2571 #else
2572     var_SetBool( p_input, "can-record", in->b_can_stream_record );
2573 #endif
2574
2575     /* get attachment
2576      * FIXME improve for b_preparsing: move it after GET_META and check psz_arturl */
2577     if( 1 || !p_input->b_preparsing )
2578     {
2579         int i_attachment;
2580         input_attachment_t **attachment;
2581         if( !demux_Control( in->p_demux, DEMUX_GET_ATTACHMENTS,
2582                              &attachment, &i_attachment ) )
2583         {
2584             vlc_mutex_lock( &p_input->p->p_item->lock );
2585             AppendAttachment( &p_input->p->i_attachment, &p_input->p->attachment,
2586                               i_attachment, attachment );
2587             vlc_mutex_unlock( &p_input->p->p_item->lock );
2588         }
2589     }
2590     if( !demux_Control( in->p_demux, DEMUX_GET_FPS, &f_fps ) && f_fps > 0.0 )
2591     {
2592         vlc_mutex_lock( &p_input->p->p_item->lock );
2593         p_input->p->f_fps = f_fps;
2594         vlc_mutex_unlock( &p_input->p->p_item->lock );
2595     }
2596
2597     if( var_GetInteger( p_input, "clock-synchro" ) != -1 )
2598         in->b_can_pace_control = !var_GetInteger( p_input, "clock-synchro" );
2599
2600     return VLC_SUCCESS;
2601
2602 error:
2603     if( in->p_demux )
2604         demux_Delete( in->p_demux );
2605
2606     if( in->p_stream )
2607         stream_Delete( in->p_stream );
2608
2609     if( in->p_access )
2610         access_Delete( in->p_access );
2611
2612     return VLC_EGENERIC;
2613 }
2614
2615 /*****************************************************************************
2616  * InputSourceClean:
2617  *****************************************************************************/
2618 static void InputSourceClean( input_source_t *in )
2619 {
2620     int i;
2621
2622     if( in->p_demux )
2623         demux_Delete( in->p_demux );
2624
2625     if( in->p_stream )
2626         stream_Delete( in->p_stream );
2627
2628     if( in->p_access )
2629         access_Delete( in->p_access );
2630
2631     if( in->i_title > 0 )
2632     {
2633         for( i = 0; i < in->i_title; i++ )
2634             vlc_input_title_Delete( in->title[i] );
2635         TAB_CLEAN( in->i_title, in->title );
2636     }
2637 }
2638
2639 /*****************************************************************************
2640  * InputSourceMeta:
2641  *****************************************************************************/
2642 static void InputSourceMeta( input_thread_t *p_input,
2643                              input_source_t *p_source, vlc_meta_t *p_meta )
2644 {
2645     access_t *p_access = p_source->p_access;
2646     demux_t *p_demux = p_source->p_demux;
2647
2648     /* XXX Remember that checking against p_item->p_meta->i_status & ITEM_PREPARSED
2649      * is a bad idea */
2650
2651     /* Read access meta */
2652     if( p_access )
2653         access_Control( p_access, ACCESS_GET_META, p_meta );
2654
2655     /* Read demux meta */
2656     demux_Control( p_demux, DEMUX_GET_META, p_meta );
2657
2658     /* If the demux report unsupported meta data, try an external "meta reader" */
2659     bool b_bool;
2660     if( demux_Control( p_demux, DEMUX_HAS_UNSUPPORTED_META, &b_bool ) )
2661         return;
2662     if( !b_bool )
2663         return;
2664
2665     demux_meta_t *p_demux_meta = p_demux->p_private = calloc( 1, sizeof(*p_demux_meta) );
2666     if( !p_demux_meta )
2667         return;
2668
2669     module_t *p_id3 = module_need( p_demux, "meta reader", NULL, false );
2670     if( p_id3 )
2671     {
2672         if( p_demux_meta->p_meta )
2673         {
2674             vlc_meta_Merge( p_meta, p_demux_meta->p_meta );
2675             vlc_meta_Delete( p_demux_meta->p_meta );
2676         }
2677
2678         if( p_demux_meta->i_attachments > 0 )
2679         {
2680             vlc_mutex_lock( &p_input->p->p_item->lock );
2681             AppendAttachment( &p_input->p->i_attachment, &p_input->p->attachment,
2682                               p_demux_meta->i_attachments, p_demux_meta->attachments );
2683             vlc_mutex_unlock( &p_input->p->p_item->lock );
2684         }
2685         module_unneed( p_demux, p_id3 );
2686     }
2687     free( p_demux_meta );
2688 }
2689
2690
2691 static void SlaveDemux( input_thread_t *p_input )
2692 {
2693     int64_t i_time;
2694     int i;
2695
2696     if( demux_Control( p_input->p->input.p_demux, DEMUX_GET_TIME, &i_time ) )
2697     {
2698         msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2699         return;
2700     }
2701
2702     for( i = 0; i < p_input->p->i_slave; i++ )
2703     {
2704         input_source_t *in = p_input->p->slave[i];
2705         int i_ret = 1;
2706
2707         if( in->b_eof )
2708             continue;
2709
2710         if( demux_Control( in->p_demux, DEMUX_SET_NEXT_DEMUX_TIME, i_time ) )
2711         {
2712             for( ;; )
2713             {
2714                 int64_t i_stime;
2715                 if( demux_Control( in->p_demux, DEMUX_GET_TIME, &i_stime ) )
2716                 {
2717                     msg_Err( p_input, "slave[%d] doesn't like "
2718                              "DEMUX_GET_TIME -> EOF", i );
2719                     i_ret = 0;
2720                     break;
2721                 }
2722
2723                 if( i_stime >= i_time )
2724                     break;
2725
2726                 if( ( i_ret = demux_Demux( in->p_demux ) ) <= 0 )
2727                     break;
2728             }
2729         }
2730         else
2731         {
2732             i_ret = demux_Demux( in->p_demux );
2733         }
2734
2735         if( i_ret <= 0 )
2736         {
2737             msg_Dbg( p_input, "slave %d EOF", i );
2738             in->b_eof = true;
2739         }
2740     }
2741 }
2742
2743 static void SlaveSeek( input_thread_t *p_input )
2744 {
2745     int64_t i_time;
2746     int i;
2747
2748     if( demux_Control( p_input->p->input.p_demux, DEMUX_GET_TIME, &i_time ) )
2749     {
2750         msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2751         return;
2752     }
2753
2754     for( i = 0; i < p_input->p->i_slave; i++ )
2755     {
2756         input_source_t *in = p_input->p->slave[i];
2757
2758         if( demux_Control( in->p_demux, DEMUX_SET_TIME, i_time ) )
2759         {
2760             if( !in->b_eof )
2761                 msg_Err( p_input, "seek failed for slave %d -> EOF", i );
2762             in->b_eof = true;
2763         }
2764         else
2765         {
2766             in->b_eof = false;
2767         }
2768     }
2769 }
2770
2771 /*****************************************************************************
2772  * InputMetaUser:
2773  *****************************************************************************/
2774 static void InputMetaUser( input_thread_t *p_input, vlc_meta_t *p_meta )
2775 {
2776     vlc_value_t val;
2777
2778     /* Get meta information from user */
2779 #define GET_META( field, s ) do { \
2780     var_Get( p_input, (s), &val );  \
2781     if( val.psz_string && *val.psz_string ) \
2782         vlc_meta_Set( p_meta, vlc_meta_ ## field, val.psz_string ); \
2783     free( val.psz_string ); } while(0)
2784
2785     GET_META( Title, "meta-title" );
2786     GET_META( Artist, "meta-artist" );
2787     GET_META( Genre, "meta-genre" );
2788     GET_META( Copyright, "meta-copyright" );
2789     GET_META( Description, "meta-description" );
2790     GET_META( Date, "meta-date" );
2791     GET_META( URL, "meta-url" );
2792 #undef GET_META
2793 }
2794
2795 /*****************************************************************************
2796  * InputUpdateMeta: merge p_item meta data with p_meta taking care of
2797  * arturl and locking issue.
2798  *****************************************************************************/
2799 static void InputUpdateMeta( input_thread_t *p_input, vlc_meta_t *p_meta )
2800 {
2801     input_item_t *p_item = p_input->p->p_item;
2802
2803     char *psz_title = NULL;
2804     char *psz_arturl = input_item_GetArtURL( p_item );
2805
2806     vlc_mutex_lock( &p_item->lock );
2807
2808     if( vlc_meta_Get( p_meta, vlc_meta_Title ) && !p_item->b_fixed_name )
2809         psz_title = strdup( vlc_meta_Get( p_meta, vlc_meta_Title ) );
2810
2811     vlc_meta_Merge( p_item->p_meta, p_meta );
2812
2813     vlc_meta_Delete( p_meta );
2814
2815     if( psz_arturl && *psz_arturl )
2816     {
2817         vlc_meta_Set( p_item->p_meta, vlc_meta_ArtworkURL, psz_arturl );
2818
2819         if( !strncmp( psz_arturl, "attachment://", strlen("attachment") ) )
2820         {
2821             /* Don't look for art cover if sout
2822              * XXX It can change when sout has meta data support */
2823             if( p_input->p->p_sout && !p_input->b_preparsing )
2824                 vlc_meta_Set( p_item->p_meta, vlc_meta_ArtworkURL, "" );
2825             else
2826                 input_ExtractAttachmentAndCacheArt( p_input );
2827         }
2828     }
2829     free( psz_arturl );
2830
2831     vlc_mutex_unlock( &p_item->lock );
2832
2833     if( psz_title )
2834     {
2835         input_item_SetName( p_item, psz_title );
2836         free( psz_title );
2837     }
2838     input_item_SetPreparsed( p_item, true );
2839
2840     input_SendEventMeta( p_input );
2841
2842     /** \todo handle sout meta */
2843 }
2844
2845 static void AppendAttachment( int *pi_attachment, input_attachment_t ***ppp_attachment,
2846                               int i_new, input_attachment_t **pp_new )
2847 {
2848     int i_attachment = *pi_attachment;
2849     input_attachment_t **attachment = *ppp_attachment;
2850     int i;
2851
2852     attachment = realloc( attachment,
2853                           sizeof(input_attachment_t**) * ( i_attachment + i_new ) );
2854     for( i = 0; i < i_new; i++ )
2855         attachment[i_attachment++] = pp_new[i];
2856     free( pp_new );
2857
2858     /* */
2859     *pi_attachment = i_attachment;
2860     *ppp_attachment = attachment;
2861 }
2862 /*****************************************************************************
2863  * InputGetExtraFiles
2864  *  Autodetect extra input list
2865  *****************************************************************************/
2866 static void InputGetExtraFilesPattern( input_thread_t *p_input,
2867                                        int *pi_list, char ***pppsz_list,
2868                                        const char *psz_path,
2869                                        const char *psz_match,
2870                                        const char *psz_format,
2871                                        int i_start, int i_stop )
2872 {
2873     int i_list;
2874     char **ppsz_list;
2875
2876     TAB_INIT( i_list, ppsz_list );
2877
2878     char *psz_base = strdup( psz_path );
2879     if( !psz_base )
2880         goto exit;
2881
2882     /* Remove the extension */
2883     char *psz_end = &psz_base[strlen(psz_base)-strlen(psz_match)];
2884     assert( psz_end >= psz_base);
2885     *psz_end = '\0';
2886
2887     /* Try to list files */
2888     for( int i = i_start; i <= i_stop; i++ )
2889     {
2890         struct stat st;
2891         char *psz_file;
2892
2893         if( asprintf( &psz_file, psz_format, psz_base, i ) < 0 )
2894             break;
2895
2896         if( utf8_stat( psz_file, &st ) || !S_ISREG( st.st_mode ) || !st.st_size )
2897         {
2898             free( psz_file );
2899             break;
2900         }
2901
2902         msg_Dbg( p_input, "Detected extra file `%s'", psz_file );
2903         TAB_APPEND( i_list, ppsz_list, psz_file );
2904     }
2905     free( psz_base );
2906 exit:
2907     *pi_list = i_list;
2908     *pppsz_list = ppsz_list;
2909 }
2910
2911 static void InputGetExtraFiles( input_thread_t *p_input,
2912                                 int *pi_list, char ***pppsz_list,
2913                                 const char *psz_access, const char *psz_path )
2914 {
2915     static const struct
2916     {
2917         const char *psz_match;
2918         const char *psz_format;
2919         int i_start;
2920         int i_stop;
2921     } p_pattern[] = {
2922         /* XXX the order is important */
2923         { ".001",         "%s.%.3d",        2, 999 },
2924         { ".part1.rar",   "%s.part%.1d.rar",2, 9 },
2925         { ".part01.rar",  "%s.part%.2d.rar",2, 99, },
2926         { ".part001.rar", "%s.part%.3d.rar",2, 999 },
2927         { ".rar",         "%s.r%.2d",       1, 99 },
2928         { NULL, NULL, 0, 0 }
2929     };
2930
2931     TAB_INIT( *pi_list, *pppsz_list );
2932
2933     if( ( psz_access && *psz_access && strcmp( psz_access, "file" ) ) || !psz_path )
2934         return;
2935
2936     const size_t i_path = strlen(psz_path);
2937
2938     for( int i = 0; p_pattern[i].psz_match != NULL; i++ )
2939     {
2940         const size_t i_ext = strlen(p_pattern[i].psz_match );
2941
2942         if( i_path < i_ext )
2943             continue;
2944         if( !strcmp( &psz_path[i_path-i_ext], p_pattern[i].psz_match ) )
2945         {
2946             InputGetExtraFilesPattern( p_input, pi_list, pppsz_list,
2947                                        psz_path,
2948                                        p_pattern[i].psz_match, p_pattern[i].psz_format,
2949                                        p_pattern[i].i_start, p_pattern[i].i_stop );
2950             return;
2951         }
2952     }
2953 }
2954
2955 /* */
2956 static void input_ChangeState( input_thread_t *p_input, int i_state )
2957 {
2958     const bool b_changed = p_input->p->i_state != i_state;
2959
2960     p_input->p->i_state = i_state;
2961     if( i_state == ERROR_S )
2962         p_input->b_error = true;
2963     else if( i_state == END_S )
2964         p_input->b_eof = true;
2965
2966     if( b_changed )
2967     {
2968         input_item_SetErrorWhenReading( p_input->p->p_item, p_input->b_error );
2969         input_SendEventState( p_input, i_state );
2970     }
2971 }
2972
2973
2974 /*****************************************************************************
2975  * MRLSplit: parse the access, demux and url part of the
2976  *           Media Resource Locator.
2977  *****************************************************************************/
2978 void input_SplitMRL( const char **ppsz_access, const char **ppsz_demux, char **ppsz_path,
2979                      char *psz_dup )
2980 {
2981     char *psz_access = NULL;
2982     char *psz_demux  = NULL;
2983     char *psz_path;
2984
2985     /* Either there is an access/demux specification before ://
2986      * or we have a plain local file path. */
2987     psz_path = strstr( psz_dup, "://" );
2988     if( psz_path != NULL )
2989     {
2990         *psz_path = '\0';
2991         psz_path += 3; /* skips "://" */
2992
2993         /* Separate access from demux (<access>/<demux>://<path>) */
2994         psz_access = psz_dup;
2995         psz_demux = strchr( psz_access, '/' );
2996         if( psz_demux )
2997             *psz_demux++ = '\0';
2998
2999         /* We really don't want module name substitution here! */
3000         if( psz_access[0] == '$' )
3001             psz_access++;
3002         if( psz_demux && psz_demux[0] == '$' )
3003             psz_demux++;
3004     }
3005     else
3006     {
3007         psz_path = psz_dup;
3008     }
3009     *ppsz_access = psz_access ? psz_access : (char*)"";
3010     *ppsz_demux = psz_demux ? psz_demux : (char*)"";
3011     *ppsz_path = psz_path;
3012 }
3013
3014 static inline bool next(char ** src)
3015 {
3016     char *end;
3017     errno = 0;
3018     long result = strtol( *src, &end, 0 );
3019     if( errno != 0 || result >= LONG_MAX || result <= LONG_MIN ||
3020         end == *src )
3021     {
3022         return false;
3023     }
3024     *src = end;
3025     return true;
3026 }
3027
3028 /*****************************************************************************
3029  * MRLSections: parse title and seekpoint info from the Media Resource Locator.
3030  *
3031  * Syntax:
3032  * [url][@[title-start][:chapter-start][-[title-end][:chapter-end]]]
3033  *****************************************************************************/
3034 static void MRLSections( input_thread_t *p_input, char *psz_source,
3035                          int *pi_title_start, int *pi_title_end,
3036                          int *pi_chapter_start, int *pi_chapter_end )
3037 {
3038     char *psz, *psz_end, *psz_next, *psz_check;
3039
3040     *pi_title_start = *pi_title_end = -1;
3041     *pi_chapter_start = *pi_chapter_end = -1;
3042
3043     /* Start by parsing titles and chapters */
3044     if( !psz_source || !( psz = strrchr( psz_source, '@' ) ) ) return;
3045
3046
3047     /* Check we are really dealing with a title/chapter section */
3048     psz_check = psz + 1;
3049     if( !*psz_check ) return;
3050     if( isdigit(*psz_check) )
3051         if(!next(&psz_check)) return;
3052     if( *psz_check != ':' && *psz_check != '-' && *psz_check ) return;
3053     if( *psz_check == ':' && ++psz_check )
3054     {
3055         if( isdigit(*psz_check) )
3056             if(!next(&psz_check)) return;
3057     }
3058     if( *psz_check != '-' && *psz_check ) return;
3059     if( *psz_check == '-' && ++psz_check )
3060     {
3061         if( isdigit(*psz_check) )
3062             if(!next(&psz_check)) return;
3063     }
3064     if( *psz_check != ':' && *psz_check ) return;
3065     if( *psz_check == ':' && ++psz_check )
3066     {
3067         if( isdigit(*psz_check) )
3068             if(!next(&psz_check)) return;
3069     }
3070     if( *psz_check ) return;
3071
3072     /* Separate start and end */
3073     *psz++ = 0;
3074     if( ( psz_end = strchr( psz, '-' ) ) ) *psz_end++ = 0;
3075
3076     /* Look for the start title */
3077     *pi_title_start = strtol( psz, &psz_next, 0 );
3078     if( !*pi_title_start && psz == psz_next ) *pi_title_start = -1;
3079     *pi_title_end = *pi_title_start;
3080     psz = psz_next;
3081
3082     /* Look for the start chapter */
3083     if( *psz ) psz++;
3084     *pi_chapter_start = strtol( psz, &psz_next, 0 );
3085     if( !*pi_chapter_start && psz == psz_next ) *pi_chapter_start = -1;
3086     *pi_chapter_end = *pi_chapter_start;
3087
3088     if( psz_end )
3089     {
3090         /* Look for the end title */
3091         *pi_title_end = strtol( psz_end, &psz_next, 0 );
3092         if( !*pi_title_end && psz_end == psz_next ) *pi_title_end = -1;
3093         psz_end = psz_next;
3094
3095         /* Look for the end chapter */
3096         if( *psz_end ) psz_end++;
3097         *pi_chapter_end = strtol( psz_end, &psz_next, 0 );
3098         if( !*pi_chapter_end && psz_end == psz_next ) *pi_chapter_end = -1;
3099     }
3100
3101     msg_Dbg( p_input, "source=`%s' title=%d/%d seekpoint=%d/%d",
3102              psz_source, *pi_title_start, *pi_chapter_start,
3103              *pi_title_end, *pi_chapter_end );
3104 }
3105
3106 /*****************************************************************************
3107  * input_AddSubtitles: add a subtitles file and enable it
3108  *****************************************************************************/
3109 static void SubtitleAdd( input_thread_t *p_input, char *psz_subtitle, bool b_forced )
3110 {
3111     input_source_t *sub;
3112     vlc_value_t count;
3113     vlc_value_t list;
3114     char *psz_path, *psz_extension;
3115
3116     /* if we are provided a subtitle.sub file,
3117      * see if we don't have a subtitle.idx and use it instead */
3118     psz_path = strdup( psz_subtitle );
3119     if( psz_path )
3120     {
3121         psz_extension = strrchr( psz_path, '.');
3122         if( psz_extension && strcmp( psz_extension, ".sub" ) == 0 )
3123         {
3124             struct stat st;
3125
3126             strcpy( psz_extension, ".idx" );
3127
3128             if( !utf8_stat( psz_path, &st ) && S_ISREG( st.st_mode ) )
3129             {
3130                 msg_Dbg( p_input, "using %s subtitles file instead of %s",
3131                          psz_path, psz_subtitle );
3132                 strcpy( psz_subtitle, psz_path );
3133             }
3134         }
3135         free( psz_path );
3136     }
3137
3138     var_Change( p_input, "spu-es", VLC_VAR_CHOICESCOUNT, &count, NULL );
3139
3140     sub = InputSourceNew( p_input );
3141     if( !sub || InputSourceInit( p_input, sub, psz_subtitle, "subtitle" ) )
3142     {
3143         free( sub );
3144         return;
3145     }
3146     TAB_APPEND( p_input->p->i_slave, p_input->p->slave, sub );
3147
3148     /* Select the ES */
3149     if( b_forced && !var_Change( p_input, "spu-es", VLC_VAR_GETLIST, &list, NULL ) )
3150     {
3151         if( count.i_int == 0 )
3152             count.i_int++;
3153         /* if it was first one, there is disable too */
3154
3155         if( count.i_int < list.p_list->i_count )
3156         {
3157             const int i_id = list.p_list->p_values[count.i_int].i_int;
3158
3159             es_out_Control( p_input->p->p_es_out_display, ES_OUT_SET_ES_DEFAULT_BY_ID, i_id );
3160             es_out_Control( p_input->p->p_es_out_display, ES_OUT_SET_ES_BY_ID, i_id );
3161         }
3162         var_Change( p_input, "spu-es", VLC_VAR_FREELIST, &list, NULL );
3163     }
3164 }
3165
3166 /*****************************************************************************
3167  * Statistics
3168  *****************************************************************************/
3169 void input_UpdateStatistic( input_thread_t *p_input,
3170                             input_statistic_t i_type, int i_delta )
3171 {
3172     assert( p_input->p->i_state != INIT_S );
3173
3174     vlc_mutex_lock( &p_input->p->counters.counters_lock);
3175     switch( i_type )
3176     {
3177 #define I(c) stats_UpdateInteger( p_input, p_input->p->counters.c, i_delta, NULL )
3178     case INPUT_STATISTIC_DECODED_VIDEO:
3179         I(p_decoded_video);
3180         break;
3181     case INPUT_STATISTIC_DECODED_AUDIO:
3182         I(p_decoded_audio);
3183         break;
3184     case INPUT_STATISTIC_DECODED_SUBTITLE:
3185         I(p_decoded_sub);
3186         break;
3187     case INPUT_STATISTIC_SENT_PACKET:
3188         I(p_sout_sent_packets);
3189         break;
3190 #undef I
3191     case INPUT_STATISTIC_SENT_BYTE:
3192     {
3193         int i_bytes; /* That's pretty stupid to define it as an integer, it will overflow
3194                         really fast ... */
3195         if( !stats_UpdateInteger( p_input, p_input->p->counters.p_sout_sent_bytes, i_delta, &i_bytes ) )
3196             stats_UpdateFloat( p_input, p_input->p->counters.p_sout_send_bitrate, i_bytes, NULL );
3197         break;
3198     }
3199     default:
3200         msg_Err( p_input, "Invalid statistic type %d (internal error)", i_type );
3201         break;
3202     }
3203     vlc_mutex_unlock( &p_input->p->counters.counters_lock);
3204 }
3205
3206 /**/
3207 /* TODO FIXME nearly the same logic that snapshot code */
3208 char *input_CreateFilename( vlc_object_t *p_obj, const char *psz_path, const char *psz_prefix, const char *psz_extension )
3209 {
3210     char *psz_file;
3211     DIR *path;
3212
3213     path = utf8_opendir( psz_path );
3214     if( path )
3215     {
3216         closedir( path );
3217
3218         char *psz_tmp = str_format( p_obj, psz_prefix );
3219         if( !psz_tmp )
3220             return NULL;
3221
3222         filename_sanitize( psz_tmp );
3223         if( asprintf( &psz_file, "%s"DIR_SEP"%s%s%s",
3224                       psz_path, psz_tmp,
3225                       psz_extension ? "." : "",
3226                       psz_extension ? psz_extension : "" ) < 0 )
3227             psz_file = NULL;
3228         free( psz_tmp );
3229         return psz_file;
3230     }
3231     else
3232     {
3233         psz_file = str_format( p_obj, psz_path );
3234         path_sanitize( psz_file );
3235         return psz_file;
3236     }
3237 }
3238