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[vlc.git] / src / input / input.c
blobbe1959ae216c5135379ad1fcf8cc768b11f3b852
1 /*****************************************************************************
2 * input.c: input thread
3 *****************************************************************************
4 * Copyright (C) 1998-2007 VLC authors and VideoLAN
5 * $Id$
6 *
7 * Authors: Christophe Massiot <massiot@via.ecp.fr>
8 * Laurent Aimar <fenrir@via.ecp.fr>
9 *
10 * This program is free software; you can redistribute it and/or modify it
11 * under the terms of the GNU Lesser General Public License as published by
12 * the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
19 *
20 * You should have received a copy of the GNU Lesser General Public License
21 * along with this program; if not, write to the Free Software Foundation,
22 * 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 <limits.h>
35 #include <assert.h>
36 #include <errno.h>
37 #include <sys/stat.h>
38
39 #include "input_internal.h"
40 #include "event.h"
41 #include "es_out.h"
42 #include "es_out_timeshift.h"
43 #include "access.h"
44 #include "demux.h"
45 #include "stream.h"
46 #include "item.h"
47 #include "resource.h"
48
49 #include <vlc_sout.h>
50 #include "../stream_output/stream_output.h"
51
52 #include <vlc_dialog.h>
53 #include <vlc_url.h>
54 #include <vlc_charset.h>
55 #include <vlc_fs.h>
56 #include <vlc_strings.h>
57 #include <vlc_modules.h>
58 #include <vlc_playlist.h> // FIXME
59
60 /*****************************************************************************
61 * Local prototypes
62 *****************************************************************************/
63 static void Destructor( input_thread_t * p_input );
64
65 static void *Run ( void * );
66
67 static input_thread_t * Create ( vlc_object_t *, input_item_t *,
68 const char *, bool, input_resource_t * );
69 static int Init ( input_thread_t *p_input );
70 static void End ( input_thread_t *p_input );
71 static void MainLoop( input_thread_t *p_input, bool b_interactive );
72
73 static inline int ControlPop( input_thread_t *, int *, vlc_value_t *, mtime_t i_deadline, bool b_postpone_seek );
74 static void ControlRelease( int i_type, vlc_value_t val );
75 static bool ControlIsSeekRequest( int i_type );
76 static bool Control( input_thread_t *, int, vlc_value_t );
77
78 static int UpdateTitleSeekpointFromAccess( input_thread_t * );
79 static void UpdateGenericFromAccess( input_thread_t * );
80
81 static int UpdateTitleSeekpointFromDemux( input_thread_t * );
82 static void UpdateGenericFromDemux( input_thread_t * );
83 static void UpdateTitleListfromDemux( input_thread_t * );
84
85 static void MRLSections( const char *, int *, int *, int *, int *);
86
87 static input_source_t *InputSourceNew( input_thread_t *);
88 static int InputSourceInit( input_thread_t *, input_source_t *,
89 const char *, const char *psz_forced_demux,
90 bool b_in_can_fail );
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, bool *pb_demux_polled );
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 enum {
109 SUB_NOFLAG = 0x00,
110 SUB_FORCED = 0x01,
111 SUB_CANFAIL = 0x02,
112 };
113 static void SubtitleAdd( input_thread_t *p_input, char *psz_subtitle, unsigned i_flags );
114
115 static void input_ChangeState( input_thread_t *p_input, int i_state ); /* TODO fix name */
116
117 #undef input_Create
118 /**
119 * Create a new input_thread_t.
120 *
121 * You need to call input_Start on it when you are done
122 * adding callback on the variables/events you want to monitor.
123 *
124 * \param p_parent a vlc_object
125 * \param p_item an input item
126 * \param psz_log an optional prefix for this input logs
127 * \param p_resource an optional input ressource
128 * \return a pointer to the spawned input thread
129 */
130 input_thread_t *input_Create( vlc_object_t *p_parent,
131 input_item_t *p_item,
132 const char *psz_log, input_resource_t *p_resource )
133 {
134 return Create( p_parent, p_item, psz_log, false, p_resource );
135 }
136
137 #undef input_CreateAndStart
138 /**
139 * Create a new input_thread_t and start it.
140 *
141 * Provided for convenience.
142 *
143 * \see input_Create
144 */
145 input_thread_t *input_CreateAndStart( vlc_object_t *p_parent,
146 input_item_t *p_item, const char *psz_log )
147 {
148 input_thread_t *p_input = input_Create( p_parent, p_item, psz_log, NULL );
149
150 if( input_Start( p_input ) )
151 {
152 vlc_object_release( p_input );
153 return NULL;
154 }
155 return p_input;
156 }
157
158 #undef input_Read
159 /**
160 * Initialize an input thread and run it until it stops by itself.
161 *
162 * \param p_parent a vlc_object
163 * \param p_item an input item
164 * \return an error code, VLC_SUCCESS on success
165 */
166 int input_Read( vlc_object_t *p_parent, input_item_t *p_item )
167 {
168 input_thread_t *p_input = Create( p_parent, p_item, NULL, false, NULL );
169 if( !p_input )
170 return VLC_EGENERIC;
171
172 if( !Init( p_input ) )
173 {
174 MainLoop( p_input, false );
175 End( p_input );
176 }
177
178 vlc_object_release( p_input );
179 return VLC_SUCCESS;
180 }
181
182 /**
183 * Initialize an input and initialize it to preparse the item
184 * This function is blocking. It will only accept parsing regular files.
185 *
186 * \param p_parent a vlc_object_t
187 * \param p_item an input item
188 * \return VLC_SUCCESS or an error
189 */
190 int input_Preparse( vlc_object_t *p_parent, input_item_t *p_item )
191 {
192 input_thread_t *p_input;
193
194 /* Allocate descriptor */
195 p_input = Create( p_parent, p_item, NULL, true, NULL );
196 if( !p_input )
197 return VLC_EGENERIC;
198
199 if( !Init( p_input ) )
200 End( p_input );
201
202 vlc_object_release( p_input );
203
204 return VLC_SUCCESS;
205 }
206
207 /**
208 * Start a input_thread_t created by input_Create.
209 *
210 * You must not start an already running input_thread_t.
211 *
212 * \param the input thread to start
213 */
214 int input_Start( input_thread_t *p_input )
215 {
216 /* Create thread and wait for its readiness. */
217 p_input->p->is_running = !vlc_clone( &p_input->p->thread,
218 Run, p_input, VLC_THREAD_PRIORITY_INPUT );
219 if( !p_input->p->is_running )
220 {
221 input_ChangeState( p_input, ERROR_S );
222 msg_Err( p_input, "cannot create input thread" );
223 return VLC_EGENERIC;
224 }
225 return VLC_SUCCESS;
226 }
227
228 /**
229 * Request a running input thread to stop and die
230 *
231 * b_abort must be true when a user stop is requested and not because you have
232 * detected an error or an eof. It will be used to properly send the
233 * INPUT_EVENT_ABORT event.
234 *
235 * \param p_input the input thread to stop
236 * \param b_abort true if the input has been aborted by a user request
237 */
238 void input_Stop( input_thread_t *p_input, bool b_abort )
239 {
240 /* Set die for input and ALL of this childrens (even (grand-)grand-childrens)
241 * It is needed here even if it is done in INPUT_CONTROL_SET_DIE handler to
242 * unlock the control loop */
243 ObjectKillChildrens( VLC_OBJECT(p_input) );
244
245 vlc_mutex_lock( &p_input->p->lock_control );
246 p_input->p->b_abort |= b_abort;
247 vlc_mutex_unlock( &p_input->p->lock_control );
248
249 input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL );
250 }
251
252 void input_Join( input_thread_t *p_input )
253 {
254 if( p_input->p->is_running )
255 vlc_join( p_input->p->thread, NULL );
256 }
257
258 void input_Release( input_thread_t *p_input )
259 {
260 vlc_object_release( p_input );
261 }
262
263 /**
264 * Close an input
265 *
266 * It does not call input_Stop itself.
267 */
268 void input_Close( input_thread_t *p_input )
269 {
270 input_Join( p_input );
271 input_Release( p_input );
272 }
273
274 /**
275 * Get the item from an input thread
276 * FIXME it does not increase ref count of the item.
277 * if it is used after p_input is destroyed nothing prevent it from
278 * being freed.
279 */
280 input_item_t *input_GetItem( input_thread_t *p_input )
281 {
282 assert( p_input && p_input->p );
283 return p_input->p->p_item;
284 }
285
286 /*****************************************************************************
287 * This function creates a new input, and returns a pointer
288 * to its description. On error, it returns NULL.
289 *
290 * XXX Do not forget to update vlc_input.h if you add new variables.
291 *****************************************************************************/
292 static input_thread_t *Create( vlc_object_t *p_parent, input_item_t *p_item,
293 const char *psz_header, bool b_quick,
294 input_resource_t *p_resource )
295 {
296 input_thread_t *p_input = NULL; /* thread descriptor */
297 int i;
298
299 /* Allocate descriptor */
300 p_input = vlc_custom_create( p_parent, sizeof( *p_input ), "input" );
301 if( p_input == NULL )
302 return NULL;
303
304 /* Construct a nice name for the input timer */
305 char psz_timer_name[255];
306 char * psz_name = input_item_GetName( p_item );
307 snprintf( psz_timer_name, sizeof(psz_timer_name),
308 "input launching for '%s'", psz_name );
309
310 msg_Dbg( p_input, "Creating an input for '%s'", psz_name);
311
312 free( psz_name );
313
314 p_input->p = calloc( 1, sizeof( input_thread_private_t ) );
315 if( !p_input->p )
316 return NULL;
317
318 /* Parse input options */
319 vlc_mutex_lock( &p_item->lock );
320 assert( (int)p_item->optflagc == p_item->i_options );
321 for( i = 0; i < p_item->i_options; i++ )
322 var_OptionParse( VLC_OBJECT(p_input), p_item->ppsz_options[i],
323 !!(p_item->optflagv[i] & VLC_INPUT_OPTION_TRUSTED) );
324 vlc_mutex_unlock( &p_item->lock );
325
326 p_input->b_preparsing = b_quick;
327 p_input->psz_header = psz_header ? strdup( psz_header ) : NULL;
328
329 /* Init Common fields */
330 p_input->b_eof = false;
331 p_input->p->b_can_pace_control = true;
332 p_input->p->i_start = 0;
333 p_input->p->i_time = 0;
334 p_input->p->i_stop = 0;
335 p_input->p->i_run = 0;
336 p_input->p->i_title = 0;
337 p_input->p->title = NULL;
338 p_input->p->i_title_offset = p_input->p->i_seekpoint_offset = 0;
339 p_input->p->i_state = INIT_S;
340 p_input->p->i_rate = INPUT_RATE_DEFAULT;
341 p_input->p->b_recording = false;
342 memset( &p_input->p->bookmark, 0, sizeof(p_input->p->bookmark) );
343 TAB_INIT( p_input->p->i_bookmark, p_input->p->pp_bookmark );
344 TAB_INIT( p_input->p->i_attachment, p_input->p->attachment );
345 p_input->p->p_sout = NULL;
346 p_input->p->b_out_pace_control = false;
347
348 vlc_gc_incref( p_item ); /* Released in Destructor() */
349 p_input->p->p_item = p_item;
350
351 /* Init Input fields */
352 p_input->p->input.p_access = NULL;
353 p_input->p->input.p_stream = NULL;
354 p_input->p->input.p_demux = NULL;
355 p_input->p->input.b_title_demux = false;
356 p_input->p->input.i_title = 0;
357 p_input->p->input.title = NULL;
358 p_input->p->input.i_title_offset = p_input->p->input.i_seekpoint_offset = 0;
359 p_input->p->input.b_can_pace_control = true;
360 p_input->p->input.b_can_rate_control = true;
361 p_input->p->input.b_rescale_ts = true;
362 p_input->p->input.b_eof = false;
363
364 vlc_mutex_lock( &p_item->lock );
365
366 if( !p_item->p_stats )
367 p_item->p_stats = stats_NewInputStats( p_input );
368 vlc_mutex_unlock( &p_item->lock );
369
370 /* No slave */
371 p_input->p->i_slave = 0;
372 p_input->p->slave = NULL;
373
374 /* */
375 if( p_resource )
376 {
377 p_input->p->p_resource_private = NULL;
378 p_input->p->p_resource = input_resource_Hold( p_resource );
379 }
380 else
381 {
382 p_input->p->p_resource_private = input_resource_New( VLC_OBJECT( p_input ) );
383 p_input->p->p_resource = input_resource_Hold( p_input->p->p_resource_private );
384 }
385 input_resource_SetInput( p_input->p->p_resource, p_input );
386
387 /* Init control buffer */
388 vlc_mutex_init( &p_input->p->lock_control );
389 vlc_cond_init( &p_input->p->wait_control );
390 p_input->p->i_control = 0;
391 p_input->p->b_abort = false;
392 p_input->p->is_running = false;
393
394 /* Create Object Variables for private use only */
395 input_ConfigVarInit( p_input );
396
397 /* Create Objects variables for public Get and Set */
398 input_ControlVarInit( p_input );
399
400 /* */
401 if( !p_input->b_preparsing )
402 {
403 char *psz_bookmarks = var_GetNonEmptyString( p_input, "bookmarks" );
404 if( psz_bookmarks )
405 {
406 /* FIXME: have a common cfg parsing routine used by sout and others */
407 char *psz_parser, *psz_start, *psz_end;
408 psz_parser = psz_bookmarks;
409 while( (psz_start = strchr( psz_parser, '{' ) ) )
410 {
411 seekpoint_t *p_seekpoint;
412 char backup;
413 psz_start++;
414 psz_end = strchr( psz_start, '}' );
415 if( !psz_end ) break;
416 psz_parser = psz_end + 1;
417 backup = *psz_parser;
418 *psz_parser = 0;
419 *psz_end = ',';
420
421 p_seekpoint = vlc_seekpoint_New();
422 while( (psz_end = strchr( psz_start, ',' ) ) )
423 {
424 *psz_end = 0;
425 if( !strncmp( psz_start, "name=", 5 ) )
426 {
427 p_seekpoint->psz_name = strdup(psz_start + 5);
428 }
429 else if( !strncmp( psz_start, "bytes=", 6 ) )
430 {
431 p_seekpoint->i_byte_offset = atoll(psz_start + 6);
432 }
433 else if( !strncmp( psz_start, "time=", 5 ) )
434 {
435 p_seekpoint->i_time_offset = atoll(psz_start + 5) *
436 1000000;
437 }
438 psz_start = psz_end + 1;
439 }
440 msg_Dbg( p_input, "adding bookmark: %s, bytes=%"PRId64", time=%"PRId64,
441 p_seekpoint->psz_name, p_seekpoint->i_byte_offset,
442 p_seekpoint->i_time_offset );
443 input_Control( p_input, INPUT_ADD_BOOKMARK, p_seekpoint );
444 vlc_seekpoint_Delete( p_seekpoint );
445 *psz_parser = backup;
446 }
447 free( psz_bookmarks );
448 }
449 }
450
451 /* Remove 'Now playing' info as it is probably outdated */
452 input_item_SetNowPlaying( p_item, NULL );
453 input_SendEventMeta( p_input );
454
455 /* */
456 if( p_input->b_preparsing )
457 p_input->i_flags |= OBJECT_FLAGS_QUIET | OBJECT_FLAGS_NOINTERACT;
458
459 /* Make sure the interaction option is honored */
460 if( !var_InheritBool( p_input, "interact" ) )
461 p_input->i_flags |= OBJECT_FLAGS_NOINTERACT;
462
463 /* */
464 memset( &p_input->p->counters, 0, sizeof( p_input->p->counters ) );
465 vlc_mutex_init( &p_input->p->counters.counters_lock );
466
467 p_input->p->p_es_out_display = input_EsOutNew( p_input, p_input->p->i_rate );
468 p_input->p->p_es_out = NULL;
469
470 /* Set the destructor when we are sure we are initialized */
471 vlc_object_set_destructor( p_input, (vlc_destructor_t)Destructor );
472
473 return p_input;
474 }
475
476 /**
477 * Input destructor (called when the object's refcount reaches 0).
478 */
479 static void Destructor( input_thread_t * p_input )
480 {
481 #ifndef NDEBUG
482 char * psz_name = input_item_GetName( p_input->p->p_item );
483 msg_Dbg( p_input, "Destroying the input for '%s'", psz_name);
484 free( psz_name );
485 #endif
486
487 if( p_input->p->p_es_out_display )
488 es_out_Delete( p_input->p->p_es_out_display );
489
490 if( p_input->p->p_resource )
491 input_resource_Release( p_input->p->p_resource );
492 if( p_input->p->p_resource_private )
493 input_resource_Release( p_input->p->p_resource_private );
494
495 vlc_gc_decref( p_input->p->p_item );
496
497 vlc_mutex_destroy( &p_input->p->counters.counters_lock );
498
499 for( int i = 0; i < p_input->p->i_control; i++ )
500 {
501 input_control_t *p_ctrl = &p_input->p->control[i];
502 ControlRelease( p_ctrl->i_type, p_ctrl->val );
503 }
504
505 vlc_cond_destroy( &p_input->p->wait_control );
506 vlc_mutex_destroy( &p_input->p->lock_control );
507 free( p_input->p );
508 }
509
510 /*****************************************************************************
511 * Run: main thread loop
512 * This is the "normal" thread that spawns the input processing chain,
513 * reads the stream, cleans up and waits
514 *****************************************************************************/
515 static void *Run( void *obj )
516 {
517 input_thread_t *p_input = (input_thread_t *)obj;
518 const int canc = vlc_savecancel();
519
520 if( Init( p_input ) )
521 goto exit;
522
523 MainLoop( p_input, true ); /* FIXME it can be wrong (like with VLM) */
524
525 /* Clean up */
526 End( p_input );
527
528 exit:
529 /* Tell we're dead */
530 vlc_mutex_lock( &p_input->p->lock_control );
531 const bool b_abort = p_input->p->b_abort;
532 vlc_mutex_unlock( &p_input->p->lock_control );
533
534 if( b_abort )
535 input_SendEventAbort( p_input );
536 input_SendEventDead( p_input );
537
538 vlc_restorecancel( canc );
539 return NULL;
540 }
541
542 /*****************************************************************************
543 * Main loop: Fill buffers from access, and demux
544 *****************************************************************************/
545
546 /**
547 * MainLoopDemux
548 * It asks the demuxer to demux some data
549 */
550 static void MainLoopDemux( input_thread_t *p_input, bool *pb_changed, bool *pb_demux_polled, mtime_t i_start_mdate )
551 {
552 int i_ret;
553
554 *pb_changed = false;
555 *pb_demux_polled = p_input->p->input.p_demux->pf_demux != NULL;
556
557 if( ( p_input->p->i_stop > 0 && p_input->p->i_time >= p_input->p->i_stop ) ||
558 ( p_input->p->i_run > 0 && i_start_mdate+p_input->p->i_run < mdate() ) )
559 i_ret = 0; /* EOF */
560 else
561 i_ret = demux_Demux( p_input->p->input.p_demux );
562
563 if( i_ret > 0 )
564 {
565 if( p_input->p->input.p_demux->info.i_update )
566 {
567 if( p_input->p->input.p_demux->info.i_update & INPUT_UPDATE_TITLE_LIST )
568 {
569 UpdateTitleListfromDemux( p_input );
570 p_input->p->input.p_demux->info.i_update &= ~INPUT_UPDATE_TITLE_LIST;
571 }
572 if( p_input->p->input.b_title_demux )
573 {
574 i_ret = UpdateTitleSeekpointFromDemux( p_input );
575 *pb_changed = true;
576 }
577 UpdateGenericFromDemux( p_input );
578 }
579 else if( p_input->p->input.p_access &&
580 p_input->p->input.p_access->info.i_update )
581 {
582 if( !p_input->p->input.b_title_demux )
583 {
584 i_ret = UpdateTitleSeekpointFromAccess( p_input );
585 *pb_changed = true;
586 }
587 UpdateGenericFromAccess( p_input );
588 }
589 }
590
591 if( i_ret == 0 ) /* EOF */
592 {
593 msg_Dbg( p_input, "EOF reached" );
594 p_input->p->input.b_eof = true;
595 es_out_Eos(p_input->p->p_es_out);
596 }
597 else if( i_ret < 0 )
598 {
599 input_ChangeState( p_input, ERROR_S );
600 }
601
602 if( i_ret > 0 && p_input->p->i_slave > 0 )
603 {
604 bool b_demux_polled;
605 SlaveDemux( p_input, &b_demux_polled );
606
607 *pb_demux_polled |= b_demux_polled;
608 }
609 }
610
611 static int MainLoopTryRepeat( input_thread_t *p_input, mtime_t *pi_start_mdate )
612 {
613 int i_repeat = var_GetInteger( p_input, "input-repeat" );
614 if( i_repeat == 0 )
615 return VLC_EGENERIC;
616
617 vlc_value_t val;
618
619 msg_Dbg( p_input, "repeating the same input (%d)", i_repeat );
620 if( i_repeat > 0 )
621 {
622 i_repeat--;
623 var_SetInteger( p_input, "input-repeat", i_repeat );
624 }
625
626 /* Seek to start title/seekpoint */
627 val.i_int = p_input->p->input.i_title_start -
628 p_input->p->input.i_title_offset;
629 if( val.i_int < 0 || val.i_int >= p_input->p->input.i_title )
630 val.i_int = 0;
631 input_ControlPush( p_input,
632 INPUT_CONTROL_SET_TITLE, &val );
633
634 val.i_int = p_input->p->input.i_seekpoint_start -
635 p_input->p->input.i_seekpoint_offset;
636 if( val.i_int > 0 /* TODO: check upper boundary */ )
637 input_ControlPush( p_input,
638 INPUT_CONTROL_SET_SEEKPOINT, &val );
639
640 /* Seek to start position */
641 if( p_input->p->i_start > 0 )
642 {
643 val.i_time = p_input->p->i_start;
644 input_ControlPush( p_input, INPUT_CONTROL_SET_TIME, &val );
645 }
646 else
647 {
648 val.f_float = 0.0;
649 input_ControlPush( p_input, INPUT_CONTROL_SET_POSITION, &val );
650 }
651
652 /* */
653 *pi_start_mdate = mdate();
654 return VLC_SUCCESS;
655 }
656
657 /**
658 * MainLoopInterface
659 * It update the variables used by the interfaces
660 */
661 static void MainLoopInterface( input_thread_t *p_input )
662 {
663 double f_position = 0.0;
664 mtime_t i_time = 0;
665 mtime_t i_length = 0;
666
667 /* update input status variables */
668 if( demux_Control( p_input->p->input.p_demux,
669 DEMUX_GET_POSITION, &f_position ) )
670 f_position = 0.0;
671
672 if( demux_Control( p_input->p->input.p_demux,
673 DEMUX_GET_TIME, &i_time ) )
674 i_time = 0;
675 p_input->p->i_time = i_time;
676
677 if( demux_Control( p_input->p->input.p_demux,
678 DEMUX_GET_LENGTH, &i_length ) )
679 i_length = 0;
680
681 es_out_SetTimes( p_input->p->p_es_out, f_position, i_time, i_length );
682
683 /* update current bookmark */
684 vlc_mutex_lock( &p_input->p->p_item->lock );
685 p_input->p->bookmark.i_time_offset = i_time;
686 if( p_input->p->input.p_stream )
687 p_input->p->bookmark.i_byte_offset = stream_Tell( p_input->p->input.p_stream );
688 vlc_mutex_unlock( &p_input->p->p_item->lock );
689 }
690
691 /**
692 * MainLoopStatistic
693 * It updates the globals statics
694 */
695 static void MainLoopStatistic( input_thread_t *p_input )
696 {
697 stats_ComputeInputStats( p_input, p_input->p->p_item->p_stats );
698 input_SendEventStatistics( p_input );
699 }
700
701 /**
702 * MainLoop
703 * The main input loop.
704 */
705 static void MainLoop( input_thread_t *p_input, bool b_interactive )
706 {
707 mtime_t i_start_mdate = mdate();
708 mtime_t i_intf_update = 0;
709 mtime_t i_statistic_update = 0;
710 mtime_t i_last_seek_mdate = 0;
711 bool b_pause_after_eof = b_interactive &&
712 var_CreateGetBool( p_input, "play-and-pause" );
713
714 while( vlc_object_alive( p_input ) && !p_input->b_error )
715 {
716 bool b_force_update;
717 vlc_value_t val;
718 mtime_t i_current;
719 mtime_t i_wakeup;
720 bool b_paused;
721 bool b_demux_polled;
722
723 /* Demux data */
724 b_force_update = false;
725 i_wakeup = 0;
726 /* FIXME if p_input->p->i_state == PAUSE_S the access/access_demux
727 * is paused -> this may cause problem with some of them
728 * The same problem can be seen when seeking while paused */
729 b_paused = p_input->p->i_state == PAUSE_S &&
730 ( !es_out_GetBuffering( p_input->p->p_es_out ) || p_input->p->input.b_eof );
731
732 b_demux_polled = true;
733 if( !b_paused )
734 {
735 if( !p_input->p->input.b_eof )
736 {
737 MainLoopDemux( p_input, &b_force_update, &b_demux_polled, i_start_mdate );
738
739 i_wakeup = es_out_GetWakeup( p_input->p->p_es_out );
740 }
741 else if( !es_out_GetEmpty( p_input->p->p_es_out ) )
742 {
743 msg_Dbg( p_input, "waiting decoder fifos to empty" );
744 i_wakeup = mdate() + INPUT_IDLE_SLEEP;
745 }
746 /* Pause after eof only if the input is pausable.
747 * This way we won't trigger timeshifting for nothing */
748 else if( b_pause_after_eof && p_input->p->b_can_pause )
749 {
750 msg_Dbg( p_input, "pausing at EOF (pause after each)");
751 val.i_int = PAUSE_S;
752 Control( p_input, INPUT_CONTROL_SET_STATE, val );
753
754 b_paused = true;
755 }
756 else
757 {
758 if( MainLoopTryRepeat( p_input, &i_start_mdate ) )
759 break;
760 b_pause_after_eof = var_GetBool( p_input, "play-and-pause" );
761 }
762 }
763
764 /* */
765 do {
766 mtime_t i_deadline = i_wakeup;
767 if( b_paused || !b_demux_polled )
768 i_deadline = __MIN( i_intf_update, i_statistic_update );
769
770 /* Handle control */
771 for( ;; )
772 {
773 mtime_t i_limit = i_deadline;
774
775 /* We will postpone the execution of a seek until we have
776 * finished the ES bufferisation (postpone is limited to
777 * 125ms) */
778 bool b_buffering = es_out_GetBuffering( p_input->p->p_es_out ) &&
779 !p_input->p->input.b_eof;
780 if( b_buffering )
781 {
782 /* When postpone is in order, check the ES level every 20ms */
783 mtime_t i_current = mdate();
784 if( i_last_seek_mdate + INT64_C(125000) >= i_current )
785 i_limit = __MIN( i_deadline, i_current + INT64_C(20000) );
786 }
787
788 int i_type;
789 if( ControlPop( p_input, &i_type, &val, i_limit, b_buffering ) )
790 {
791 if( b_buffering && i_limit < i_deadline )
792 continue;
793 break;
794 }
795
796 #ifndef NDEBUG
797 msg_Dbg( p_input, "control type=%d", i_type );
798 #endif
799
800 if( Control( p_input, i_type, val ) )
801 {
802 if( ControlIsSeekRequest( i_type ) )
803 i_last_seek_mdate = mdate();
804 b_force_update = true;
805 }
806 }
807
808 /* Update interface and statistics */
809 i_current = mdate();
810 if( i_intf_update < i_current || b_force_update )
811 {
812 MainLoopInterface( p_input );
813 i_intf_update = i_current + INT64_C(250000);
814 b_force_update = false;
815 }
816 if( i_statistic_update < i_current )
817 {
818 MainLoopStatistic( p_input );
819 i_statistic_update = i_current + INT64_C(1000000);
820 }
821
822 /* Update the wakeup time */
823 if( i_wakeup != 0 )
824 i_wakeup = es_out_GetWakeup( p_input->p->p_es_out );
825 } while( i_current < i_wakeup );
826 }
827
828 if( !p_input->b_error )
829 input_ChangeState( p_input, END_S );
830 }
831
832 static void InitStatistics( input_thread_t * p_input )
833 {
834 if( p_input->b_preparsing ) return;
835
836 /* Prepare statistics */
837 #define INIT_COUNTER( c, compute ) p_input->p->counters.p_##c = \
838 stats_CounterCreate( STATS_##compute);
839 if( libvlc_stats( p_input ) )
840 {
841 INIT_COUNTER( read_bytes, COUNTER );
842 INIT_COUNTER( read_packets, COUNTER );
843 INIT_COUNTER( demux_read, COUNTER );
844 INIT_COUNTER( input_bitrate, DERIVATIVE );
845 INIT_COUNTER( demux_bitrate, DERIVATIVE );
846 INIT_COUNTER( demux_corrupted, COUNTER );
847 INIT_COUNTER( demux_discontinuity, COUNTER );
848 INIT_COUNTER( played_abuffers, COUNTER );
849 INIT_COUNTER( lost_abuffers, COUNTER );
850 INIT_COUNTER( displayed_pictures, COUNTER );
851 INIT_COUNTER( lost_pictures, COUNTER );
852 INIT_COUNTER( decoded_audio, COUNTER );
853 INIT_COUNTER( decoded_video, COUNTER );
854 INIT_COUNTER( decoded_sub, COUNTER );
855 p_input->p->counters.p_sout_send_bitrate = NULL;
856 p_input->p->counters.p_sout_sent_packets = NULL;
857 p_input->p->counters.p_sout_sent_bytes = NULL;
858 }
859 }
860
861 #ifdef ENABLE_SOUT
862 static int InitSout( input_thread_t * p_input )
863 {
864 if( p_input->b_preparsing )
865 return VLC_SUCCESS;
866
867 /* Find a usable sout and attach it to p_input */
868 char *psz = var_GetNonEmptyString( p_input, "sout" );
869 if( psz && strncasecmp( p_input->p->p_item->psz_uri, "vlc:", 4 ) )
870 {
871 p_input->p->p_sout = input_resource_RequestSout( p_input->p->p_resource, NULL, psz );
872 if( !p_input->p->p_sout )
873 {
874 input_ChangeState( p_input, ERROR_S );
875 msg_Err( p_input, "cannot start stream output instance, " \
876 "aborting" );
877 free( psz );
878 return VLC_EGENERIC;
879 }
880 if( libvlc_stats( p_input ) )
881 {
882 INIT_COUNTER( sout_sent_packets, COUNTER );
883 INIT_COUNTER( sout_sent_bytes, COUNTER );
884 INIT_COUNTER( sout_send_bitrate, DERIVATIVE );
885 }
886 }
887 else
888 {
889 input_resource_RequestSout( p_input->p->p_resource, NULL, NULL );
890 }
891 free( psz );
892
893 return VLC_SUCCESS;
894 }
895 #endif
896
897 static void InitTitle( input_thread_t * p_input )
898 {
899 input_source_t *p_master = &p_input->p->input;
900
901 if( p_input->b_preparsing )
902 return;
903
904 vlc_mutex_lock( &p_input->p->p_item->lock );
905 /* Create global title (from master) */
906 p_input->p->i_title = p_master->i_title;
907 p_input->p->title = p_master->title;
908 p_input->p->i_title_offset = p_master->i_title_offset;
909 p_input->p->i_seekpoint_offset = p_master->i_seekpoint_offset;
910 if( p_input->p->i_title > 0 )
911 {
912 /* Setup variables */
913 input_ControlVarNavigation( p_input );
914 input_SendEventTitle( p_input, 0 );
915 }
916
917 /* Global flag */
918 p_input->p->b_can_pace_control = p_master->b_can_pace_control;
919 p_input->p->b_can_pause = p_master->b_can_pause;
920 p_input->p->b_can_rate_control = p_master->b_can_rate_control;
921 vlc_mutex_unlock( &p_input->p->p_item->lock );
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_t)(1000000.0
941 * var_GetFloat( p_input, "start-time" ));
942 p_input->p->i_stop = (int64_t)(1000000.0
943 * var_GetFloat( p_input, "stop-time" ));
944 p_input->p->i_run = (int64_t)(1000000.0
945 * var_GetFloat( p_input, "run-time" ));
946 if( p_input->p->i_run < 0 )
947 {
948 msg_Warn( p_input, "invalid run-time ignored" );
949 p_input->p->i_run = 0;
950 }
951
952 if( p_input->p->i_start > 0 )
953 {
954 vlc_value_t s;
955
956 msg_Dbg( p_input, "starting at time: %ds",
957 (int)( p_input->p->i_start / INT64_C(1000000) ) );
958
959 s.i_time = p_input->p->i_start;
960 input_ControlPush( p_input, INPUT_CONTROL_SET_TIME, &s );
961 }
962 if( p_input->p->i_stop > 0 && p_input->p->i_stop <= p_input->p->i_start )
963 {
964 msg_Warn( p_input, "invalid stop-time ignored" );
965 p_input->p->i_stop = 0;
966 }
967 p_input->p->b_fast_seek = var_GetBool( p_input, "input-fast-seek" );
968 }
969
970 static void LoadSubtitles( input_thread_t *p_input )
971 {
972 /* Load subtitles */
973 /* Get fps and set it if not already set */
974 const double f_fps = p_input->p->f_fps;
975 if( f_fps > 1.0 )
976 {
977 float f_requested_fps;
978
979 var_Create( p_input, "sub-original-fps", VLC_VAR_FLOAT );
980 var_SetFloat( p_input, "sub-original-fps", f_fps );
981
982 f_requested_fps = var_CreateGetFloat( p_input, "sub-fps" );
983 if( f_requested_fps != f_fps )
984 {
985 var_Create( p_input, "sub-fps", VLC_VAR_FLOAT|
986 VLC_VAR_DOINHERIT );
987 var_SetFloat( p_input, "sub-fps", f_requested_fps );
988 }
989 }
990
991 const int i_delay = var_CreateGetInteger( p_input, "sub-delay" );
992 if( i_delay != 0 )
993 var_SetTime( p_input, "spu-delay", (mtime_t)i_delay * 100000 );
994
995 /* Look for and add subtitle files */
996 unsigned i_flags = SUB_FORCED;
997
998 char *psz_subtitle = var_GetNonEmptyString( p_input, "sub-file" );
999 if( psz_subtitle != NULL )
1000 {
1001 msg_Dbg( p_input, "forced subtitle: %s", psz_subtitle );
1002 SubtitleAdd( p_input, psz_subtitle, i_flags );
1003 i_flags = SUB_NOFLAG;
1004 }
1005
1006 if( var_GetBool( p_input, "sub-autodetect-file" ) )
1007 {
1008 char *psz_autopath = var_GetNonEmptyString( p_input, "sub-autodetect-path" );
1009 char **ppsz_subs = subtitles_Detect( p_input, psz_autopath,
1010 p_input->p->p_item->psz_uri );
1011 free( psz_autopath );
1012
1013 for( int i = 0; ppsz_subs && ppsz_subs[i]; i++ )
1014 {
1015 if( !psz_subtitle || strcmp( psz_subtitle, ppsz_subs[i] ) )
1016 {
1017 i_flags |= SUB_CANFAIL;
1018 SubtitleAdd( p_input, ppsz_subs[i], i_flags );
1019 i_flags = SUB_NOFLAG;
1020 }
1021
1022 free( ppsz_subs[i] );
1023 }
1024 free( ppsz_subs );
1025 }
1026 free( psz_subtitle );
1027
1028 /* Load subtitles from attachments */
1029 int i_attachment = 0;
1030 input_attachment_t **pp_attachment = NULL;
1031
1032 vlc_mutex_lock( &p_input->p->p_item->lock );
1033 for( int i = 0; i < p_input->p->i_attachment; i++ )
1034 {
1035 const input_attachment_t *a = p_input->p->attachment[i];
1036 if( !strcmp( a->psz_mime, "application/x-srt" ) )
1037 TAB_APPEND( i_attachment, pp_attachment,
1038 vlc_input_attachment_New( a->psz_name, NULL,
1039 a->psz_description, NULL, 0 ) );
1040 }
1041 vlc_mutex_unlock( &p_input->p->p_item->lock );
1042
1043 if( i_attachment > 0 )
1044 var_Create( p_input, "sub-description", VLC_VAR_STRING );
1045 for( int i = 0; i < i_attachment; i++ )
1046 {
1047 input_attachment_t *a = pp_attachment[i];
1048 if( !a )
1049 continue;
1050 char *psz_mrl;
1051 if( a->psz_name[i] &&
1052 asprintf( &psz_mrl, "attachment://%s", a->psz_name ) >= 0 )
1053 {
1054 var_SetString( p_input, "sub-description", a->psz_description ? a->psz_description : "");
1055
1056 SubtitleAdd( p_input, psz_mrl, i_flags );
1057
1058 i_flags = SUB_NOFLAG;
1059 free( psz_mrl );
1060 }
1061 vlc_input_attachment_Delete( a );
1062 }
1063 free( pp_attachment );
1064 if( i_attachment > 0 )
1065 var_Destroy( p_input, "sub-description" );
1066 }
1067
1068 static void LoadSlaves( input_thread_t *p_input )
1069 {
1070 char *psz = var_GetNonEmptyString( p_input, "input-slave" );
1071 if( !psz )
1072 return;
1073
1074 char *psz_org = psz;
1075 while( psz && *psz )
1076 {
1077 while( *psz == ' ' || *psz == '#' )
1078 psz++;
1079
1080 char *psz_delim = strchr( psz, '#' );
1081 if( psz_delim )
1082 *psz_delim++ = '\0';
1083
1084 if( *psz == 0 )
1085 break;
1086
1087 char *uri = strstr(psz, "://")
1088 ? strdup( psz ) : vlc_path2uri( psz, NULL );
1089 psz = psz_delim;
1090 if( uri == NULL )
1091 continue;
1092 msg_Dbg( p_input, "adding slave input '%s'", uri );
1093
1094 input_source_t *p_slave = InputSourceNew( p_input );
1095 if( p_slave && !InputSourceInit( p_input, p_slave, uri, NULL, false ) )
1096 TAB_APPEND( p_input->p->i_slave, p_input->p->slave, p_slave );
1097 else
1098 free( p_slave );
1099 free( uri );
1100 }
1101 free( psz_org );
1102 }
1103
1104 static void UpdatePtsDelay( input_thread_t *p_input )
1105 {
1106 input_thread_private_t *p_sys = p_input->p;
1107
1108 /* Get max pts delay from input source */
1109 mtime_t i_pts_delay = p_sys->input.i_pts_delay;
1110 for( int i = 0; i < p_sys->i_slave; i++ )
1111 i_pts_delay = __MAX( i_pts_delay, p_sys->slave[i]->i_pts_delay );
1112
1113 if( i_pts_delay < 0 )
1114 i_pts_delay = 0;
1115
1116 /* Take care of audio/spu delay */
1117 const mtime_t i_audio_delay = var_GetTime( p_input, "audio-delay" );
1118 const mtime_t i_spu_delay = var_GetTime( p_input, "spu-delay" );
1119 const mtime_t i_extra_delay = __MIN( i_audio_delay, i_spu_delay );
1120 if( i_extra_delay < 0 )
1121 i_pts_delay -= i_extra_delay;
1122
1123 /* Update cr_average depending on the caching */
1124 const int i_cr_average = var_GetInteger( p_input, "cr-average" ) * i_pts_delay / DEFAULT_PTS_DELAY;
1125
1126 /* */
1127 es_out_SetDelay( p_input->p->p_es_out_display, AUDIO_ES, i_audio_delay );
1128 es_out_SetDelay( p_input->p->p_es_out_display, SPU_ES, i_spu_delay );
1129 es_out_SetJitter( p_input->p->p_es_out, i_pts_delay, 0, i_cr_average );
1130 }
1131
1132 static void InitPrograms( input_thread_t * p_input )
1133 {
1134 int i_es_out_mode;
1135 vlc_list_t list;
1136
1137 /* Compute correct pts_delay */
1138 UpdatePtsDelay( p_input );
1139
1140 /* Set up es_out */
1141 i_es_out_mode = ES_OUT_MODE_AUTO;
1142 if( p_input->p->p_sout )
1143 {
1144 char *prgms;
1145
1146 if( var_GetBool( p_input, "sout-all" ) )
1147 {
1148 i_es_out_mode = ES_OUT_MODE_ALL;
1149 }
1150 else
1151 if( (prgms = var_GetNonEmptyString( p_input, "programs" )) != NULL )
1152 {
1153 char *buf;
1154
1155 TAB_INIT( list.i_count, list.p_values );
1156 for( const char *prgm = strtok_r( prgms, ",", &buf );
1157 prgm != NULL;
1158 prgm = strtok_r( NULL, ",", &buf ) )
1159 {
1160 vlc_value_t val = { .i_int = atoi( prgm ) };
1161 INSERT_ELEM( list.p_values, list.i_count, list.i_count, val );
1162 }
1163
1164 if( list.i_count > 0 )
1165 i_es_out_mode = ES_OUT_MODE_PARTIAL;
1166 /* Note : we should remove the "program" callback. */
1167
1168 free( prgms );
1169 }
1170 }
1171 es_out_SetMode( p_input->p->p_es_out, i_es_out_mode );
1172
1173 /* Inform the demuxer about waited group (needed only for DVB) */
1174 if( i_es_out_mode == ES_OUT_MODE_ALL )
1175 {
1176 demux_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP, -1, NULL );
1177 }
1178 else if( i_es_out_mode == ES_OUT_MODE_PARTIAL )
1179 {
1180 demux_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP, -1,
1181 &list );
1182 TAB_CLEAN( list.i_count, list.p_values );
1183 }
1184 else
1185 {
1186 demux_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP,
1187 es_out_GetGroupForced( p_input->p->p_es_out ), NULL );
1188 }
1189 }
1190
1191 static int Init( input_thread_t * p_input )
1192 {
1193 vlc_meta_t *p_meta;
1194 int i;
1195
1196 for( i = 0; i < p_input->p->p_item->i_options; i++ )
1197 {
1198 if( !strncmp( p_input->p->p_item->ppsz_options[i], "meta-file", 9 ) )
1199 {
1200 msg_Dbg( p_input, "Input is a meta file: disabling unneeded options" );
1201 var_SetString( p_input, "sout", "" );
1202 var_SetBool( p_input, "sout-all", false );
1203 var_SetString( p_input, "input-slave", "" );
1204 var_SetInteger( p_input, "input-repeat", 0 );
1205 var_SetString( p_input, "sub-file", "" );
1206 var_SetBool( p_input, "sub-autodetect-file", false );
1207 }
1208 }
1209
1210 InitStatistics( p_input );
1211 #ifdef ENABLE_SOUT
1212 if( InitSout( p_input ) )
1213 goto error;
1214 #endif
1215
1216 /* Create es out */
1217 p_input->p->p_es_out = input_EsOutTimeshiftNew( p_input, p_input->p->p_es_out_display, p_input->p->i_rate );
1218
1219 /* */
1220 input_ChangeState( p_input, OPENING_S );
1221 input_SendEventCache( p_input, 0.0 );
1222
1223 /* */
1224 if( InputSourceInit( p_input, &p_input->p->input,
1225 p_input->p->p_item->psz_uri, NULL, false ) )
1226 {
1227 goto error;
1228 }
1229
1230 InitTitle( p_input );
1231
1232 /* Load master infos */
1233 /* Init length */
1234 mtime_t i_length;
1235 if( demux_Control( p_input->p->input.p_demux, DEMUX_GET_LENGTH,
1236 &i_length ) )
1237 i_length = 0;
1238 if( i_length <= 0 )
1239 i_length = input_item_GetDuration( p_input->p->p_item );
1240 input_SendEventLength( p_input, i_length );
1241
1242 input_SendEventPosition( p_input, 0.0, 0 );
1243
1244 if( !p_input->b_preparsing )
1245 {
1246 StartTitle( p_input );
1247 LoadSubtitles( p_input );
1248 LoadSlaves( p_input );
1249 InitPrograms( p_input );
1250
1251 double f_rate = var_InheritFloat( p_input, "rate" );
1252 if( f_rate != 0.0 && f_rate != 1.0 )
1253 {
1254 vlc_value_t val = { .i_int = INPUT_RATE_DEFAULT / f_rate };
1255 input_ControlPush( p_input, INPUT_CONTROL_SET_RATE, &val );
1256 }
1257 }
1258
1259 if( !p_input->b_preparsing && p_input->p->p_sout )
1260 {
1261 p_input->p->b_out_pace_control = (p_input->p->p_sout->i_out_pace_nocontrol > 0);
1262
1263 if( p_input->p->b_can_pace_control && p_input->p->b_out_pace_control )
1264 {
1265 /* We don't want a high input priority here or we'll
1266 * end-up sucking up all the CPU time */
1267 vlc_set_priority( p_input->p->thread, VLC_THREAD_PRIORITY_LOW );
1268 }
1269
1270 msg_Dbg( p_input, "starting in %s mode",
1271 p_input->p->b_out_pace_control ? "async" : "sync" );
1272 }
1273
1274 p_meta = vlc_meta_New();
1275 if( p_meta )
1276 {
1277 /* Get meta data from users */
1278 InputMetaUser( p_input, p_meta );
1279
1280 /* Get meta data from master input */
1281 InputSourceMeta( p_input, &p_input->p->input, p_meta );
1282
1283 /* And from slave */
1284 for( int i = 0; i < p_input->p->i_slave; i++ )
1285 InputSourceMeta( p_input, p_input->p->slave[i], p_meta );
1286
1287 /* */
1288 InputUpdateMeta( p_input, p_meta );
1289 }
1290
1291 msg_Dbg( p_input, "`%s' successfully opened",
1292 p_input->p->p_item->psz_uri );
1293
1294 /* initialization is complete */
1295 input_ChangeState( p_input, PLAYING_S );
1296
1297 return VLC_SUCCESS;
1298
1299 error:
1300 input_ChangeState( p_input, ERROR_S );
1301
1302 if( p_input->p->p_es_out )
1303 es_out_Delete( p_input->p->p_es_out );
1304 es_out_SetMode( p_input->p->p_es_out_display, ES_OUT_MODE_END );
1305 if( p_input->p->p_resource )
1306 {
1307 if( p_input->p->p_sout )
1308 input_resource_RequestSout( p_input->p->p_resource,
1309 p_input->p->p_sout, NULL );
1310 input_resource_SetInput( p_input->p->p_resource, NULL );
1311 if( p_input->p->p_resource_private )
1312 input_resource_Terminate( p_input->p->p_resource_private );
1313 }
1314
1315 if( !p_input->b_preparsing && libvlc_stats( p_input ) )
1316 {
1317 #define EXIT_COUNTER( c ) do { if( p_input->p->counters.p_##c ) \
1318 stats_CounterClean( p_input->p->counters.p_##c );\
1319 p_input->p->counters.p_##c = NULL; } while(0)
1320 EXIT_COUNTER( read_bytes );
1321 EXIT_COUNTER( read_packets );
1322 EXIT_COUNTER( demux_read );
1323 EXIT_COUNTER( input_bitrate );
1324 EXIT_COUNTER( demux_bitrate );
1325 EXIT_COUNTER( demux_corrupted );
1326 EXIT_COUNTER( demux_discontinuity );
1327 EXIT_COUNTER( played_abuffers );
1328 EXIT_COUNTER( lost_abuffers );
1329 EXIT_COUNTER( displayed_pictures );
1330 EXIT_COUNTER( lost_pictures );
1331 EXIT_COUNTER( decoded_audio );
1332 EXIT_COUNTER( decoded_video );
1333 EXIT_COUNTER( decoded_sub );
1334
1335 if( p_input->p->p_sout )
1336 {
1337 EXIT_COUNTER( sout_sent_packets );
1338 EXIT_COUNTER( sout_sent_bytes );
1339 EXIT_COUNTER( sout_send_bitrate );
1340 }
1341 #undef EXIT_COUNTER
1342 }
1343
1344 /* Mark them deleted */
1345 p_input->p->input.p_demux = NULL;
1346 p_input->p->input.p_stream = NULL;
1347 p_input->p->input.p_access = NULL;
1348 p_input->p->p_es_out = NULL;
1349 p_input->p->p_sout = NULL;
1350
1351 return VLC_EGENERIC;
1352 }
1353
1354 /*****************************************************************************
1355 * End: end the input thread
1356 *****************************************************************************/
1357 static void End( input_thread_t * p_input )
1358 {
1359 int i;
1360
1361 /* We are at the end */
1362 input_ChangeState( p_input, END_S );
1363
1364 /* Clean control variables */
1365 input_ControlVarStop( p_input );
1366
1367 /* Stop es out activity */
1368 es_out_SetMode( p_input->p->p_es_out, ES_OUT_MODE_NONE );
1369
1370 /* Clean up master */
1371 InputSourceClean( &p_input->p->input );
1372
1373 /* Delete slave */
1374 for( i = 0; i < p_input->p->i_slave; i++ )
1375 {
1376 InputSourceClean( p_input->p->slave[i] );
1377 free( p_input->p->slave[i] );
1378 }
1379 free( p_input->p->slave );
1380
1381 /* Unload all modules */
1382 if( p_input->p->p_es_out )
1383 es_out_Delete( p_input->p->p_es_out );
1384 es_out_SetMode( p_input->p->p_es_out_display, ES_OUT_MODE_END );
1385
1386 if( !p_input->b_preparsing )
1387 {
1388 #define CL_CO( c ) stats_CounterClean( p_input->p->counters.p_##c ); p_input->p->counters.p_##c = NULL;
1389 if( libvlc_stats( p_input ) )
1390 {
1391 /* make sure we are up to date */
1392 stats_ComputeInputStats( p_input, p_input->p->p_item->p_stats );
1393 CL_CO( read_bytes );
1394 CL_CO( read_packets );
1395 CL_CO( demux_read );
1396 CL_CO( input_bitrate );
1397 CL_CO( demux_bitrate );
1398 CL_CO( demux_corrupted );
1399 CL_CO( demux_discontinuity );
1400 CL_CO( played_abuffers );
1401 CL_CO( lost_abuffers );
1402 CL_CO( displayed_pictures );
1403 CL_CO( lost_pictures );
1404 CL_CO( decoded_audio) ;
1405 CL_CO( decoded_video );
1406 CL_CO( decoded_sub) ;
1407 }
1408
1409 /* Close optional stream output instance */
1410 if( p_input->p->p_sout )
1411 {
1412 CL_CO( sout_sent_packets );
1413 CL_CO( sout_sent_bytes );
1414 CL_CO( sout_send_bitrate );
1415 }
1416 #undef CL_CO
1417 }
1418
1419 vlc_mutex_lock( &p_input->p->p_item->lock );
1420 if( p_input->p->i_attachment > 0 )
1421 {
1422 for( i = 0; i < p_input->p->i_attachment; i++ )
1423 vlc_input_attachment_Delete( p_input->p->attachment[i] );
1424 TAB_CLEAN( p_input->p->i_attachment, p_input->p->attachment );
1425 }
1426 vlc_mutex_unlock( &p_input->p->p_item->lock );
1427
1428 /* */
1429 input_resource_RequestSout( p_input->p->p_resource,
1430 p_input->p->p_sout, NULL );
1431 input_resource_SetInput( p_input->p->p_resource, NULL );
1432 if( p_input->p->p_resource_private )
1433 input_resource_Terminate( p_input->p->p_resource_private );
1434 }
1435
1436 /*****************************************************************************
1437 * Control
1438 *****************************************************************************/
1439 void input_ControlPush( input_thread_t *p_input,
1440 int i_type, vlc_value_t *p_val )
1441 {
1442 vlc_mutex_lock( &p_input->p->lock_control );
1443 if( i_type == INPUT_CONTROL_SET_DIE )
1444 {
1445 /* Special case, empty the control */
1446 for( int i = 0; i < p_input->p->i_control; i++ )
1447 {
1448 input_control_t *p_ctrl = &p_input->p->control[i];
1449 ControlRelease( p_ctrl->i_type, p_ctrl->val );
1450 }
1451 p_input->p->i_control = 0;
1452 }
1453
1454 if( p_input->p->i_control >= INPUT_CONTROL_FIFO_SIZE )
1455 {
1456 msg_Err( p_input, "input control fifo overflow, trashing type=%d",
1457 i_type );
1458 if( p_val )
1459 ControlRelease( i_type, *p_val );
1460 }
1461 else
1462 {
1463 input_control_t c;
1464 c.i_type = i_type;
1465 if( p_val )
1466 c.val = *p_val;
1467 else
1468 memset( &c.val, 0, sizeof(c.val) );
1469
1470 p_input->p->control[p_input->p->i_control++] = c;
1471 }
1472 vlc_cond_signal( &p_input->p->wait_control );
1473 vlc_mutex_unlock( &p_input->p->lock_control );
1474 }
1475
1476 static int ControlGetReducedIndexLocked( input_thread_t *p_input )
1477 {
1478 const int i_lt = p_input->p->control[0].i_type;
1479 int i;
1480 for( i = 1; i < p_input->p->i_control; i++ )
1481 {
1482 const int i_ct = p_input->p->control[i].i_type;
1483
1484 if( i_lt == i_ct &&
1485 ( i_ct == INPUT_CONTROL_SET_STATE ||
1486 i_ct == INPUT_CONTROL_SET_RATE ||
1487 i_ct == INPUT_CONTROL_SET_POSITION ||
1488 i_ct == INPUT_CONTROL_SET_TIME ||
1489 i_ct == INPUT_CONTROL_SET_PROGRAM ||
1490 i_ct == INPUT_CONTROL_SET_TITLE ||
1491 i_ct == INPUT_CONTROL_SET_SEEKPOINT ||
1492 i_ct == INPUT_CONTROL_SET_BOOKMARK ) )
1493 {
1494 continue;
1495 }
1496 else
1497 {
1498 /* TODO but that's not that important
1499 - merge SET_X with SET_X_CMD
1500 - ignore SET_SEEKPOINT/SET_POSITION/SET_TIME before a SET_TITLE
1501 - ignore SET_SEEKPOINT/SET_POSITION/SET_TIME before another among them
1502 - ?
1503 */
1504 break;
1505 }
1506 }
1507 return i - 1;
1508 }
1509
1510
1511 static inline int ControlPop( input_thread_t *p_input,
1512 int *pi_type, vlc_value_t *p_val,
1513 mtime_t i_deadline, bool b_postpone_seek )
1514 {
1515 input_thread_private_t *p_sys = p_input->p;
1516
1517 vlc_mutex_lock( &p_sys->lock_control );
1518 while( p_sys->i_control <= 0 ||
1519 ( b_postpone_seek && ControlIsSeekRequest( p_sys->control[0].i_type ) ) )
1520 {
1521 if( !vlc_object_alive( p_input ) || i_deadline < 0 )
1522 {
1523 vlc_mutex_unlock( &p_sys->lock_control );
1524 return VLC_EGENERIC;
1525 }
1526
1527 if( vlc_cond_timedwait( &p_sys->wait_control, &p_sys->lock_control,
1528 i_deadline ) )
1529 {
1530 vlc_mutex_unlock( &p_sys->lock_control );
1531 return VLC_EGENERIC;
1532 }
1533 }
1534
1535 /* */
1536 const int i_index = ControlGetReducedIndexLocked( p_input );
1537
1538 /* */
1539 *pi_type = p_sys->control[i_index].i_type;
1540 *p_val = p_sys->control[i_index].val;
1541
1542 p_sys->i_control -= i_index + 1;
1543 if( p_sys->i_control > 0 )
1544 memmove( &p_sys->control[0], &p_sys->control[i_index+1],
1545 sizeof(*p_sys->control) * p_sys->i_control );
1546 vlc_mutex_unlock( &p_sys->lock_control );
1547
1548 return VLC_SUCCESS;
1549 }
1550 static bool ControlIsSeekRequest( int i_type )
1551 {
1552 switch( i_type )
1553 {
1554 case INPUT_CONTROL_SET_POSITION:
1555 case INPUT_CONTROL_SET_TIME:
1556 case INPUT_CONTROL_SET_TITLE:
1557 case INPUT_CONTROL_SET_TITLE_NEXT:
1558 case INPUT_CONTROL_SET_TITLE_PREV:
1559 case INPUT_CONTROL_SET_SEEKPOINT:
1560 case INPUT_CONTROL_SET_SEEKPOINT_NEXT:
1561 case INPUT_CONTROL_SET_SEEKPOINT_PREV:
1562 case INPUT_CONTROL_SET_BOOKMARK:
1563 case INPUT_CONTROL_NAV_ACTIVATE:
1564 case INPUT_CONTROL_NAV_UP:
1565 case INPUT_CONTROL_NAV_DOWN:
1566 case INPUT_CONTROL_NAV_LEFT:
1567 case INPUT_CONTROL_NAV_RIGHT:
1568 return true;
1569 default:
1570 return false;
1571 }
1572 }
1573
1574 static void ControlRelease( int i_type, vlc_value_t val )
1575 {
1576 switch( i_type )
1577 {
1578 case INPUT_CONTROL_ADD_SUBTITLE:
1579 case INPUT_CONTROL_ADD_SLAVE:
1580 free( val.psz_string );
1581 break;
1582
1583 default:
1584 break;
1585 }
1586 }
1587
1588 /* Pause input */
1589 static void ControlPause( input_thread_t *p_input, mtime_t i_control_date )
1590 {
1591 int i_ret = VLC_SUCCESS;
1592 int i_state = PAUSE_S;
1593
1594 if( p_input->p->b_can_pause )
1595 {
1596 if( p_input->p->input.p_stream != NULL )
1597 i_ret = stream_Control( p_input->p->input.p_stream,
1598 STREAM_SET_PAUSE_STATE, true );
1599 else
1600 i_ret = demux_Control( p_input->p->input.p_demux,
1601 DEMUX_SET_PAUSE_STATE, true );
1602
1603 if( i_ret )
1604 {
1605 msg_Warn( p_input, "cannot set pause state" );
1606 return;
1607 }
1608 }
1609
1610 /* */
1611 i_ret = es_out_SetPauseState( p_input->p->p_es_out,
1612 p_input->p->b_can_pause, true,
1613 i_control_date );
1614 if( i_ret )
1615 {
1616 msg_Warn( p_input, "cannot set pause state at es_out level" );
1617 return;
1618 }
1619
1620 /* Switch to new state */
1621 input_ChangeState( p_input, i_state );
1622 }
1623
1624 static void ControlUnpause( input_thread_t *p_input, mtime_t i_control_date )
1625 {
1626 int i_ret = VLC_SUCCESS;
1627
1628 if( p_input->p->b_can_pause )
1629 {
1630 if( p_input->p->input.p_stream )
1631 i_ret = stream_Control( p_input->p->input.p_stream,
1632 STREAM_SET_PAUSE_STATE, false );
1633 else
1634 i_ret = demux_Control( p_input->p->input.p_demux,
1635 DEMUX_SET_PAUSE_STATE, false );
1636 if( i_ret )
1637 {
1638 /* FIXME What to do ? */
1639 msg_Warn( p_input, "cannot unset pause -> EOF" );
1640 input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL );
1641 }
1642 }
1643
1644 /* Switch to play */
1645 input_ChangeState( p_input, PLAYING_S );
1646
1647 /* */
1648 if( !i_ret )
1649 es_out_SetPauseState( p_input->p->p_es_out, false, false, i_control_date );
1650 }
1651
1652 static bool Control( input_thread_t *p_input,
1653 int i_type, vlc_value_t val )
1654 {
1655 const mtime_t i_control_date = mdate();
1656 /* FIXME b_force_update is abused, it should be carefully checked */
1657 bool b_force_update = false;
1658
1659 if( !p_input )
1660 return b_force_update;
1661
1662 switch( i_type )
1663 {
1664 case INPUT_CONTROL_SET_DIE:
1665 msg_Dbg( p_input, "control: stopping input" );
1666
1667 /* Mark all submodules to die */
1668 ObjectKillChildrens( VLC_OBJECT(p_input) );
1669 break;
1670
1671 case INPUT_CONTROL_SET_POSITION:
1672 {
1673 double f_pos;
1674
1675 if( p_input->p->b_recording )
1676 {
1677 msg_Err( p_input, "INPUT_CONTROL_SET_POSITION(_OFFSET) ignored while recording" );
1678 break;
1679 }
1680 f_pos = val.f_float;
1681 if( i_type != INPUT_CONTROL_SET_POSITION )
1682 f_pos += var_GetFloat( p_input, "position" );
1683 if( f_pos < 0.0 )
1684 f_pos = 0.0;
1685 else if( f_pos > 1.0 )
1686 f_pos = 1.0;
1687 /* Reset the decoders states and clock sync (before calling the demuxer */
1688 es_out_SetTime( p_input->p->p_es_out, -1 );
1689 if( demux_Control( p_input->p->input.p_demux, DEMUX_SET_POSITION,
1690 f_pos, !p_input->p->b_fast_seek ) )
1691 {
1692 msg_Err( p_input, "INPUT_CONTROL_SET_POSITION(_OFFSET) "
1693 "%2.1f%% failed", f_pos * 100 );
1694 }
1695 else
1696 {
1697 if( p_input->p->i_slave > 0 )
1698 SlaveSeek( p_input );
1699 p_input->p->input.b_eof = false;
1700
1701 b_force_update = true;
1702 }
1703 break;
1704 }
1705
1706 case INPUT_CONTROL_SET_TIME:
1707 {
1708 int64_t i_time;
1709 int i_ret;
1710
1711 if( p_input->p->b_recording )
1712 {
1713 msg_Err( p_input, "INPUT_CONTROL_SET_TIME(_OFFSET) ignored while recording" );
1714 break;
1715 }
1716
1717 i_time = val.i_time;
1718 if( i_type != INPUT_CONTROL_SET_TIME )
1719 i_time += var_GetTime( p_input, "time" );
1720
1721 if( i_time < 0 )
1722 i_time = 0;
1723
1724 /* Reset the decoders states and clock sync (before calling the demuxer */
1725 es_out_SetTime( p_input->p->p_es_out, -1 );
1726
1727 i_ret = demux_Control( p_input->p->input.p_demux,
1728 DEMUX_SET_TIME, i_time,
1729 !p_input->p->b_fast_seek );
1730 if( i_ret )
1731 {
1732 int64_t i_length;
1733
1734 /* Emulate it with a SET_POS */
1735 if( !demux_Control( p_input->p->input.p_demux,
1736 DEMUX_GET_LENGTH, &i_length ) && i_length > 0 )
1737 {
1738 double f_pos = (double)i_time / (double)i_length;
1739 i_ret = demux_Control( p_input->p->input.p_demux,
1740 DEMUX_SET_POSITION, f_pos,
1741 !p_input->p->b_fast_seek );
1742 }
1743 }
1744 if( i_ret )
1745 {
1746 msg_Warn( p_input, "INPUT_CONTROL_SET_TIME(_OFFSET) %"PRId64
1747 " failed or not possible", i_time );
1748 }
1749 else
1750 {
1751 if( p_input->p->i_slave > 0 )
1752 SlaveSeek( p_input );
1753 p_input->p->input.b_eof = false;
1754
1755 b_force_update = true;
1756 }
1757 break;
1758 }
1759
1760 case INPUT_CONTROL_SET_STATE:
1761 if( val.i_int != PLAYING_S && val.i_int != PAUSE_S )
1762 msg_Err( p_input, "invalid state in INPUT_CONTROL_SET_STATE" );
1763 else if( p_input->p->i_state == PAUSE_S )
1764 {
1765 ControlUnpause( p_input, i_control_date );
1766
1767 b_force_update = true;
1768 }
1769 else if( val.i_int == PAUSE_S && p_input->p->i_state == PLAYING_S /* &&
1770 p_input->p->b_can_pause */ )
1771 {
1772 ControlPause( p_input, i_control_date );
1773
1774 b_force_update = true;
1775 }
1776 else if( val.i_int == PAUSE_S && !p_input->p->b_can_pause && 0 )
1777 {
1778 b_force_update = true;
1779
1780 /* Correct "state" value */
1781 input_ChangeState( p_input, p_input->p->i_state );
1782 }
1783 break;
1784
1785 case INPUT_CONTROL_SET_RATE:
1786 {
1787 /* Get rate and direction */
1788 int i_rate = abs( val.i_int );
1789 int i_rate_sign = val.i_int < 0 ? -1 : 1;
1790
1791 /* Check rate bound */
1792 if( i_rate < INPUT_RATE_MIN )
1793 {
1794 msg_Dbg( p_input, "cannot set rate faster" );
1795 i_rate = INPUT_RATE_MIN;
1796 }
1797 else if( i_rate > INPUT_RATE_MAX )
1798 {
1799 msg_Dbg( p_input, "cannot set rate slower" );
1800 i_rate = INPUT_RATE_MAX;
1801 }
1802
1803 /* Apply direction */
1804 if( i_rate_sign < 0 )
1805 {
1806 if( p_input->p->input.b_rescale_ts )
1807 {
1808 msg_Dbg( p_input, "cannot set negative rate" );
1809 i_rate = p_input->p->i_rate;
1810 assert( i_rate > 0 );
1811 }
1812 else
1813 {
1814 i_rate *= i_rate_sign;
1815 }
1816 }
1817
1818 if( i_rate != INPUT_RATE_DEFAULT &&
1819 ( ( !p_input->p->b_can_rate_control && !p_input->p->input.b_rescale_ts ) ||
1820 ( p_input->p->p_sout && !p_input->p->b_out_pace_control ) ) )
1821 {
1822 msg_Dbg( p_input, "cannot change rate" );
1823 i_rate = INPUT_RATE_DEFAULT;
1824 }
1825 if( i_rate != p_input->p->i_rate &&
1826 !p_input->p->b_can_pace_control && p_input->p->b_can_rate_control )
1827 {
1828 int i_ret;
1829 if( p_input->p->input.p_access )
1830 {
1831 i_ret = VLC_EGENERIC;
1832 }
1833 else
1834 {
1835 if( !p_input->p->input.b_rescale_ts )
1836 es_out_Control( p_input->p->p_es_out, ES_OUT_RESET_PCR );
1837
1838 i_ret = demux_Control( p_input->p->input.p_demux,
1839 DEMUX_SET_RATE, &i_rate );
1840 }
1841 if( i_ret )
1842 {
1843 msg_Warn( p_input, "ACCESS/DEMUX_SET_RATE failed" );
1844 i_rate = p_input->p->i_rate;
1845 }
1846 }
1847
1848 /* */
1849 if( i_rate != p_input->p->i_rate )
1850 {
1851 p_input->p->i_rate = i_rate;
1852 input_SendEventRate( p_input, i_rate );
1853
1854 if( p_input->p->input.b_rescale_ts )
1855 {
1856 const int i_rate_source = (p_input->p->b_can_pace_control || p_input->p->b_can_rate_control ) ? i_rate : INPUT_RATE_DEFAULT;
1857 es_out_SetRate( p_input->p->p_es_out, i_rate_source, i_rate );
1858 }
1859
1860 b_force_update = true;
1861 }
1862 break;
1863 }
1864
1865 case INPUT_CONTROL_SET_PROGRAM:
1866 /* No need to force update, es_out does it if needed */
1867 es_out_Control( p_input->p->p_es_out,
1868 ES_OUT_SET_GROUP, val.i_int );
1869
1870 demux_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP, val.i_int,
1871 NULL );
1872 break;
1873
1874 case INPUT_CONTROL_SET_ES:
1875 /* No need to force update, es_out does it if needed */
1876 es_out_Control( p_input->p->p_es_out_display, ES_OUT_SET_ES_BY_ID, val.i_int );
1877 break;
1878
1879 case INPUT_CONTROL_RESTART_ES:
1880 es_out_Control( p_input->p->p_es_out_display, ES_OUT_RESTART_ES_BY_ID, val.i_int );
1881 break;
1882
1883 case INPUT_CONTROL_SET_AUDIO_DELAY:
1884 input_SendEventAudioDelay( p_input, val.i_time );
1885 UpdatePtsDelay( p_input );
1886 break;
1887
1888 case INPUT_CONTROL_SET_SPU_DELAY:
1889 input_SendEventSubtitleDelay( p_input, val.i_time );
1890 UpdatePtsDelay( p_input );
1891 break;
1892
1893 case INPUT_CONTROL_SET_TITLE:
1894 case INPUT_CONTROL_SET_TITLE_NEXT:
1895 case INPUT_CONTROL_SET_TITLE_PREV:
1896 {
1897 if( p_input->p->b_recording )
1898 {
1899 msg_Err( p_input, "INPUT_CONTROL_SET_TITLE(*) ignored while recording" );
1900 break;
1901 }
1902 if( p_input->p->input.i_title <= 0 )
1903 break;
1904
1905 int i_title = p_input->p->input.b_title_demux
1906 ? p_input->p->input.p_demux->info.i_title
1907 : p_input->p->input.p_access->info.i_title;
1908 if( i_type == INPUT_CONTROL_SET_TITLE_PREV )
1909 i_title--;
1910 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
1911 i_title++;
1912 else
1913 i_title = val.i_int;
1914 if( i_title < 0 || i_title >= p_input->p->input.i_title )
1915 break;
1916
1917 es_out_SetTime( p_input->p->p_es_out, -1 );
1918 if( p_input->p->input.b_title_demux )
1919 demux_Control( p_input->p->input.p_demux,
1920 DEMUX_SET_TITLE, i_title );
1921 else
1922 stream_Control( p_input->p->input.p_stream,
1923 STREAM_SET_TITLE, i_title );
1924 input_SendEventTitle( p_input, i_title );
1925 break;
1926 }
1927 case INPUT_CONTROL_SET_SEEKPOINT:
1928 case INPUT_CONTROL_SET_SEEKPOINT_NEXT:
1929 case INPUT_CONTROL_SET_SEEKPOINT_PREV:
1930 {
1931 if( p_input->p->b_recording )
1932 {
1933 msg_Err( p_input, "INPUT_CONTROL_SET_SEEKPOINT(*) ignored while recording" );
1934 break;
1935 }
1936 if( p_input->p->input.i_title <= 0 )
1937 break;
1938
1939 int i_title, i_seekpoint;
1940 if( p_input->p->input.b_title_demux )
1941 {
1942 demux_t *p_demux = p_input->p->input.p_demux;
1943
1944 i_title = p_demux->info.i_title;
1945 i_seekpoint = p_demux->info.i_seekpoint;
1946 }
1947 else
1948 {
1949 access_t *p_access = p_input->p->input.p_access;
1950
1951 i_title = p_access->info.i_title;
1952 i_seekpoint = p_access->info.i_seekpoint;
1953 }
1954
1955 if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV )
1956 {
1957 int64_t i_seekpoint_time = p_input->p->input.title[i_title]->seekpoint[i_seekpoint]->i_time_offset;
1958 int64_t i_input_time = var_GetTime( p_input, "time" );
1959 if( i_seekpoint_time >= 0 && i_input_time >= 0 )
1960 {
1961 if( i_input_time < i_seekpoint_time + 3000000 )
1962 i_seekpoint--;
1963 }
1964 else
1965 i_seekpoint--;
1966 }
1967 else if( i_type == INPUT_CONTROL_SET_SEEKPOINT_NEXT )
1968 i_seekpoint++;
1969 else
1970 i_seekpoint = val.i_int;
1971 if( i_seekpoint < 0
1972 || i_seekpoint >= p_input->p->input.title[i_title]->i_seekpoint )
1973 break;
1974
1975 es_out_SetTime( p_input->p->p_es_out, -1 );
1976 if( p_input->p->input.b_title_demux )
1977 demux_Control( p_input->p->input.p_demux,
1978 DEMUX_SET_SEEKPOINT, i_seekpoint );
1979 else
1980 stream_Control( p_input->p->input.p_stream,
1981 STREAM_SET_SEEKPOINT, i_seekpoint );
1982 input_SendEventSeekpoint( p_input, i_title, i_seekpoint );
1983 break;
1984 }
1985
1986 case INPUT_CONTROL_ADD_SUBTITLE:
1987 if( val.psz_string )
1988 SubtitleAdd( p_input, val.psz_string, true );
1989 break;
1990
1991 case INPUT_CONTROL_ADD_SLAVE:
1992 if( val.psz_string )
1993 {
1994 const char *uri = val.psz_string;
1995 input_source_t *slave = InputSourceNew( p_input );
1996
1997 if( slave && !InputSourceInit( p_input, slave, uri, NULL, false ) )
1998 {
1999 vlc_meta_t *p_meta;
2000 int64_t i_time;
2001
2002 /* Add the slave */
2003 msg_Dbg( p_input, "adding %s as slave on the fly", uri );
2004
2005 /* Set position */
2006 if( demux_Control( p_input->p->input.p_demux,
2007 DEMUX_GET_TIME, &i_time ) )
2008 {
2009 msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2010 InputSourceClean( slave );
2011 free( slave );
2012 break;
2013 }
2014 if( demux_Control( slave->p_demux,
2015 DEMUX_SET_TIME, i_time, true ) )
2016 {
2017 msg_Err( p_input, "seek failed for new slave" );
2018 InputSourceClean( slave );
2019 free( slave );
2020 break;
2021 }
2022
2023 /* Get meta (access and demux) */
2024 p_meta = vlc_meta_New();
2025 if( p_meta )
2026 {
2027 if( slave->p_stream != NULL )
2028 stream_Control( slave->p_stream,
2029 STREAM_GET_META, p_meta );
2030 demux_Control( slave->p_demux, DEMUX_GET_META, p_meta );
2031 InputUpdateMeta( p_input, p_meta );
2032 }
2033
2034 TAB_APPEND( p_input->p->i_slave, p_input->p->slave, slave );
2035 }
2036 else
2037 {
2038 free( slave );
2039 msg_Warn( p_input, "failed to add %s as slave", uri );
2040 }
2041 }
2042 break;
2043
2044 case INPUT_CONTROL_SET_RECORD_STATE:
2045 if( !!p_input->p->b_recording != !!val.b_bool )
2046 {
2047 if( p_input->p->input.b_can_stream_record )
2048 {
2049 if( demux_Control( p_input->p->input.p_demux,
2050 DEMUX_SET_RECORD_STATE, val.b_bool ) )
2051 val.b_bool = false;
2052 }
2053 else
2054 {
2055 if( es_out_SetRecordState( p_input->p->p_es_out_display, val.b_bool ) )
2056 val.b_bool = false;
2057 }
2058 p_input->p->b_recording = val.b_bool;
2059
2060 input_SendEventRecord( p_input, val.b_bool );
2061
2062 b_force_update = true;
2063 }
2064 break;
2065
2066 case INPUT_CONTROL_SET_FRAME_NEXT:
2067 if( p_input->p->i_state == PAUSE_S )
2068 {
2069 es_out_SetFrameNext( p_input->p->p_es_out );
2070 }
2071 else if( p_input->p->i_state == PLAYING_S )
2072 {
2073 ControlPause( p_input, i_control_date );
2074 }
2075 else
2076 {
2077 msg_Err( p_input, "invalid state for frame next" );
2078 }
2079 b_force_update = true;
2080 break;
2081
2082 case INPUT_CONTROL_SET_BOOKMARK:
2083 {
2084 seekpoint_t bookmark;
2085
2086 bookmark.i_time_offset = -1;
2087 bookmark.i_byte_offset = -1;
2088
2089 vlc_mutex_lock( &p_input->p->p_item->lock );
2090 if( val.i_int >= 0 && val.i_int < p_input->p->i_bookmark )
2091 {
2092 const seekpoint_t *p_bookmark = p_input->p->pp_bookmark[val.i_int];
2093 bookmark.i_time_offset = p_bookmark->i_time_offset;
2094 bookmark.i_byte_offset = p_bookmark->i_byte_offset;
2095 }
2096 vlc_mutex_unlock( &p_input->p->p_item->lock );
2097
2098 if( bookmark.i_time_offset < 0 && bookmark.i_byte_offset < 0 )
2099 {
2100 msg_Err( p_input, "invalid bookmark %"PRId64, val.i_int );
2101 break;
2102 }
2103
2104 if( bookmark.i_time_offset >= 0 )
2105 {
2106 val.i_time = bookmark.i_time_offset;
2107 b_force_update = Control( p_input, INPUT_CONTROL_SET_TIME, val );
2108 }
2109 else if( bookmark.i_byte_offset >= 0 &&
2110 p_input->p->input.p_stream )
2111 {
2112 const uint64_t i_size = stream_Size( p_input->p->input.p_stream );
2113 if( i_size > 0 && (uint64_t)bookmark.i_byte_offset <= i_size )
2114 {
2115 val.f_float = (double)bookmark.i_byte_offset / i_size;
2116 b_force_update = Control( p_input, INPUT_CONTROL_SET_POSITION, val );
2117 }
2118 }
2119 break;
2120 }
2121
2122 case INPUT_CONTROL_NAV_ACTIVATE:
2123 case INPUT_CONTROL_NAV_UP:
2124 case INPUT_CONTROL_NAV_DOWN:
2125 case INPUT_CONTROL_NAV_LEFT:
2126 case INPUT_CONTROL_NAV_RIGHT:
2127 demux_Control( p_input->p->input.p_demux, i_type
2128 - INPUT_CONTROL_NAV_ACTIVATE + DEMUX_NAV_ACTIVATE );
2129 break;
2130
2131 default:
2132 msg_Err( p_input, "not yet implemented" );
2133 break;
2134 }
2135
2136 ControlRelease( i_type, val );
2137 return b_force_update;
2138 }
2139
2140 /*****************************************************************************
2141 * UpdateTitleSeekpoint
2142 *****************************************************************************/
2143 static int UpdateTitleSeekpoint( input_thread_t *p_input,
2144 int i_title, int i_seekpoint )
2145 {
2146 int i_title_end = p_input->p->input.i_title_end -
2147 p_input->p->input.i_title_offset;
2148 int i_seekpoint_end = p_input->p->input.i_seekpoint_end -
2149 p_input->p->input.i_seekpoint_offset;
2150
2151 if( i_title_end >= 0 && i_seekpoint_end >= 0 )
2152 {
2153 if( i_title > i_title_end ||
2154 ( i_title == i_title_end && i_seekpoint > i_seekpoint_end ) )
2155 return 0;
2156 }
2157 else if( i_seekpoint_end >= 0 )
2158 {
2159 if( i_seekpoint > i_seekpoint_end )
2160 return 0;
2161 }
2162 else if( i_title_end >= 0 )
2163 {
2164 if( i_title > i_title_end )
2165 return 0;
2166 }
2167 return 1;
2168 }
2169 /*****************************************************************************
2170 * Update*FromDemux:
2171 *****************************************************************************/
2172 static int UpdateTitleSeekpointFromDemux( input_thread_t *p_input )
2173 {
2174 demux_t *p_demux = p_input->p->input.p_demux;
2175
2176 /* TODO event-like */
2177 if( p_demux->info.i_update & INPUT_UPDATE_TITLE )
2178 {
2179 input_SendEventTitle( p_input, p_demux->info.i_title );
2180
2181 p_demux->info.i_update &= ~INPUT_UPDATE_TITLE;
2182 }
2183 if( p_demux->info.i_update & INPUT_UPDATE_SEEKPOINT )
2184 {
2185 input_SendEventSeekpoint( p_input,
2186 p_demux->info.i_title, p_demux->info.i_seekpoint );
2187
2188 p_demux->info.i_update &= ~INPUT_UPDATE_SEEKPOINT;
2189 }
2190
2191 /* Hmmm only works with master input */
2192 if( p_input->p->input.p_demux == p_demux )
2193 return UpdateTitleSeekpoint( p_input,
2194 p_demux->info.i_title,
2195 p_demux->info.i_seekpoint );
2196 return 1;
2197 }
2198
2199 static void UpdateGenericFromDemux( input_thread_t *p_input )
2200 {
2201 demux_t *p_demux = p_input->p->input.p_demux;
2202
2203 if( p_demux->info.i_update & INPUT_UPDATE_META )
2204 {
2205 vlc_meta_t *p_meta = vlc_meta_New();
2206 if( p_meta )
2207 {
2208 demux_Control( p_input->p->input.p_demux, DEMUX_GET_META, p_meta );
2209 InputUpdateMeta( p_input, p_meta );
2210 }
2211 p_demux->info.i_update &= ~INPUT_UPDATE_META;
2212 }
2213 }
2214
2215 static void UpdateTitleListfromDemux( input_thread_t *p_input )
2216 {
2217 input_source_t *in = &p_input->p->input;
2218
2219 /* Delete the preexisting titles */
2220 if( in->i_title > 0 )
2221 {
2222 for( int i = 0; i < in->i_title; i++ )
2223 vlc_input_title_Delete( in->title[i] );
2224 TAB_CLEAN( in->i_title, in->title );
2225 in->b_title_demux = false;
2226 }
2227
2228 /* Get the new title list */
2229 if( demux_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
2230 &in->title, &in->i_title,
2231 &in->i_title_offset, &in->i_seekpoint_offset ) )
2232 TAB_INIT( in->i_title, in->title );
2233 else
2234 in->b_title_demux = true;
2235
2236 InitTitle( p_input );
2237 }
2238
2239
2240 /*****************************************************************************
2241 * Update*FromAccess:
2242 *****************************************************************************/
2243 static int UpdateTitleSeekpointFromAccess( input_thread_t *p_input )
2244 {
2245 access_t *p_access = p_input->p->input.p_access;
2246
2247 if( p_access->info.i_update & INPUT_UPDATE_TITLE )
2248 {
2249 input_SendEventTitle( p_input, p_access->info.i_title );
2250
2251 stream_Control( p_input->p->input.p_stream, STREAM_UPDATE_SIZE );
2252
2253 p_access->info.i_update &= ~INPUT_UPDATE_TITLE;
2254 }
2255 if( p_access->info.i_update & INPUT_UPDATE_SEEKPOINT )
2256 {
2257 input_SendEventSeekpoint( p_input,
2258 p_access->info.i_title, p_access->info.i_seekpoint );
2259
2260 p_access->info.i_update &= ~INPUT_UPDATE_SEEKPOINT;
2261 }
2262 /* Hmmm only works with master input */
2263 if( p_input->p->input.p_access == p_access )
2264 return UpdateTitleSeekpoint( p_input,
2265 p_access->info.i_title,
2266 p_access->info.i_seekpoint );
2267 return 1;
2268 }
2269 static void UpdateGenericFromAccess( input_thread_t *p_input )
2270 {
2271 stream_t *p_stream = p_input->p->input.p_stream;
2272 access_t *p_access = p_input->p->input.p_access;
2273
2274 if( p_access->info.i_update & INPUT_UPDATE_META )
2275 {
2276 /* TODO maybe multi - access ? */
2277 vlc_meta_t *p_meta = vlc_meta_New();
2278 if( p_meta )
2279 {
2280 stream_Control( p_stream, STREAM_GET_META, p_meta );
2281 InputUpdateMeta( p_input, p_meta );
2282 }
2283 p_access->info.i_update &= ~INPUT_UPDATE_META;
2284 }
2285 if( p_access->info.i_update & INPUT_UPDATE_SIGNAL )
2286 {
2287 double f_quality;
2288 double f_strength;
2289
2290 if( stream_Control( p_stream, STREAM_GET_SIGNAL, &f_quality, &f_strength ) )
2291 f_quality = f_strength = -1;
2292
2293 input_SendEventSignal( p_input, f_quality, f_strength );
2294
2295 p_access->info.i_update &= ~INPUT_UPDATE_SIGNAL;
2296 }
2297 }
2298
2299 /*****************************************************************************
2300 * InputSourceNew:
2301 *****************************************************************************/
2302 static input_source_t *InputSourceNew( input_thread_t *p_input )
2303 {
2304 VLC_UNUSED(p_input);
2305
2306 return calloc( 1, sizeof( input_source_t ) );
2307 }
2308
2309 /*****************************************************************************
2310 * InputSourceInit:
2311 *****************************************************************************/
2312 static int InputSourceInit( input_thread_t *p_input,
2313 input_source_t *in, const char *psz_mrl,
2314 const char *psz_forced_demux, bool b_in_can_fail )
2315 {
2316 const char *psz_access, *psz_demux, *psz_path, *psz_anchor = NULL;
2317 char *psz_var_demux = NULL;
2318 double f_fps;
2319
2320 assert( psz_mrl );
2321 char *psz_dup = strdup( psz_mrl );
2322
2323 if( psz_dup == NULL )
2324 goto error;
2325
2326 /* Split uri */
2327 input_SplitMRL( &psz_access, &psz_demux, &psz_path, &psz_anchor, psz_dup );
2328
2329 msg_Dbg( p_input, "`%s' gives access `%s' demux `%s' path `%s'",
2330 psz_mrl, psz_access, psz_demux, psz_path );
2331 if( !p_input->b_preparsing )
2332 {
2333 /* Find optional titles and seekpoints */
2334 MRLSections( psz_anchor, &in->i_title_start, &in->i_title_end,
2335 &in->i_seekpoint_start, &in->i_seekpoint_end );
2336 if( psz_forced_demux && *psz_forced_demux )
2337 {
2338 psz_demux = psz_forced_demux;
2339 }
2340 else if( *psz_demux == '\0' )
2341 {
2342 /* special hack for forcing a demuxer with --demux=module
2343 * (and do nothing with a list) */
2344 psz_var_demux = var_GetNonEmptyString( p_input, "demux" );
2345
2346 if( psz_var_demux != NULL &&
2347 !strchr(psz_var_demux, ',' ) &&
2348 !strchr(psz_var_demux, ':' ) )
2349 {
2350 psz_demux = psz_var_demux;
2351
2352 msg_Dbg( p_input, "enforced demux ` %s'", psz_demux );
2353 }
2354 }
2355
2356 /* Try access_demux first */
2357 in->p_demux = demux_New( p_input, p_input, psz_access, psz_demux, psz_path,
2358 NULL, p_input->p->p_es_out, false );
2359 }
2360 else
2361 {
2362 /* Preparsing is only for file:// */
2363 if( *psz_demux )
2364 goto error;
2365 if( strcmp( psz_access, "file" ) )
2366 goto error;
2367 msg_Dbg( p_input, "trying to pre-parse %s", psz_path );
2368 }
2369
2370 mtime_t i_pts_delay;
2371
2372 if( in->p_demux )
2373 {
2374 /* Get infos from access_demux */
2375 in->b_title_demux = true;
2376 if( demux_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
2377 &in->title, &in->i_title,
2378 &in->i_title_offset, &in->i_seekpoint_offset ) )
2379 {
2380 TAB_INIT( in->i_title, in->title );
2381 }
2382 if( demux_Control( in->p_demux, DEMUX_CAN_CONTROL_PACE,
2383 &in->b_can_pace_control ) )
2384 in->b_can_pace_control = false;
2385
2386 assert( in->p_demux->pf_demux != NULL || !in->b_can_pace_control );
2387
2388 if( !in->b_can_pace_control )
2389 {
2390 if( demux_Control( in->p_demux, DEMUX_CAN_CONTROL_RATE,
2391 &in->b_can_rate_control, &in->b_rescale_ts ) )
2392 {
2393 in->b_can_rate_control = false;
2394 in->b_rescale_ts = true; /* not used */
2395 }
2396 }
2397 else
2398 {
2399 in->b_can_rate_control = true;
2400 in->b_rescale_ts = true;
2401 }
2402 if( demux_Control( in->p_demux, DEMUX_CAN_PAUSE,
2403 &in->b_can_pause ) )
2404 in->b_can_pause = false;
2405 var_SetBool( p_input, "can-pause", in->b_can_pause || !in->b_can_pace_control ); /* XXX temporary because of es_out_timeshift*/
2406 var_SetBool( p_input, "can-rate", !in->b_can_pace_control || in->b_can_rate_control ); /* XXX temporary because of es_out_timeshift*/
2407 var_SetBool( p_input, "can-rewind", !in->b_rescale_ts && !in->b_can_pace_control && in->b_can_rate_control );
2408
2409 bool b_can_seek;
2410 if( demux_Control( in->p_demux, DEMUX_CAN_SEEK, &b_can_seek ) )
2411 b_can_seek = false;
2412 var_SetBool( p_input, "can-seek", b_can_seek );
2413 }
2414 else
2415 { /* Now try a real access */
2416 access_t *p_access = access_New( p_input, p_input,
2417 psz_access, psz_demux, psz_path );
2418 if( p_access == NULL )
2419 {
2420 if( vlc_object_alive( p_input ) )
2421 {
2422 msg_Err( p_input, "open of `%s' failed", psz_mrl );
2423 if( !b_in_can_fail )
2424 dialog_Fatal( p_input, _("Your input can't be opened"),
2425 _("VLC is unable to open the MRL '%s'."
2426 " Check the log for details."), psz_mrl );
2427 }
2428 goto error;
2429 }
2430
2431 /* Get infos from access */
2432 if( !p_input->b_preparsing )
2433 {
2434 access_Control( p_access, ACCESS_GET_PTS_DELAY, &i_pts_delay );
2435 }
2436
2437 /* Access-forced demuxer (PARENTAL ADVISORY: EXPLICIT HACK) */
2438 if( !*psz_demux && *p_access->psz_demux )
2439 psz_demux = p_access->psz_demux;
2440
2441 /* */
2442 int i_input_list;
2443 char **ppsz_input_list;
2444
2445 TAB_INIT( i_input_list, ppsz_input_list );
2446
2447 /* On master stream only, use input-list */
2448 if( &p_input->p->input == in )
2449 {
2450 char *psz_list;
2451 char *psz_parser;
2452
2453 psz_list =
2454 psz_parser = var_CreateGetNonEmptyString( p_input, "input-list" );
2455
2456 while( psz_parser && *psz_parser )
2457 {
2458 char *p = strchr( psz_parser, ',' );
2459 if( p )
2460 *p++ = '\0';
2461
2462 if( *psz_parser )
2463 {
2464 char *psz_name = strdup( psz_parser );
2465 if( psz_name )
2466 TAB_APPEND( i_input_list, ppsz_input_list, psz_name );
2467 }
2468
2469 psz_parser = p;
2470 }
2471 free( psz_list );
2472 }
2473 /* Autodetect extra files if none specified */
2474 if( i_input_list <= 0 )
2475 {
2476 InputGetExtraFiles( p_input, &i_input_list, &ppsz_input_list,
2477 psz_access, psz_path );
2478 }
2479 if( i_input_list > 0 )
2480 TAB_APPEND( i_input_list, ppsz_input_list, NULL );
2481
2482 /* Create the stream_t */
2483 in->p_stream = stream_AccessNew( p_access, ppsz_input_list );
2484 if( ppsz_input_list )
2485 {
2486 for( int i = 0; ppsz_input_list[i] != NULL; i++ )
2487 free( ppsz_input_list[i] );
2488 TAB_CLEAN( i_input_list, ppsz_input_list );
2489 }
2490
2491 if( in->p_stream == NULL )
2492 {
2493 msg_Warn( p_input, "cannot create a stream_t from access" );
2494 goto error;
2495 }
2496
2497 /* Add stream filters */
2498 char *psz_stream_filter = var_GetNonEmptyString( p_input,
2499 "stream-filter" );
2500 in->p_stream = stream_FilterChainNew( in->p_stream,
2501 psz_stream_filter,
2502 var_GetBool( p_input, "input-record-native" ) );
2503 free( psz_stream_filter );
2504
2505 if( !p_input->b_preparsing )
2506 {
2507 bool b;
2508
2509 stream_Control( in->p_stream, STREAM_CAN_CONTROL_PACE,
2510 &in->b_can_pace_control );
2511 in->b_can_rate_control = in->b_can_pace_control;
2512 in->b_rescale_ts = true;
2513
2514 stream_Control( in->p_stream, STREAM_CAN_PAUSE, &in->b_can_pause );
2515 var_SetBool( p_input, "can-pause",
2516 in->b_can_pause || !in->b_can_pace_control ); /* XXX temporary because of es_out_timeshift*/
2517 var_SetBool( p_input, "can-rate",
2518 !in->b_can_pace_control || in->b_can_rate_control ); /* XXX temporary because of es_out_timeshift*/
2519 var_SetBool( p_input, "can-rewind",
2520 !in->b_rescale_ts && !in->b_can_pace_control );
2521
2522 stream_Control( in->p_stream, STREAM_CAN_SEEK, &b );
2523 var_SetBool( p_input, "can-seek", b );
2524
2525 in->b_title_demux = false;
2526 if( stream_Control( in->p_stream, STREAM_GET_TITLE_INFO,
2527 &in->title, &in->i_title, &in->i_title_offset,
2528 &in->i_seekpoint_offset ) )
2529 TAB_INIT( in->i_title, in->title );
2530 }
2531
2532 in->p_demux = demux_New( p_input, p_input, psz_access, psz_demux,
2533 /* Take access/stream redirections into account: */
2534 in->p_stream->psz_path ? in->p_stream->psz_path : psz_path,
2535 in->p_stream, p_input->p->p_es_out,
2536 p_input->b_preparsing );
2537
2538 if( in->p_demux == NULL )
2539 {
2540 if( vlc_object_alive( p_input ) )
2541 {
2542 msg_Err( p_input, "no suitable demux module for `%s/%s://%s'",
2543 psz_access, psz_demux, psz_path );
2544 if( !b_in_can_fail )
2545 dialog_Fatal( VLC_OBJECT( p_input ),
2546 _("VLC can't recognize the input's format"),
2547 _("The format of '%s' cannot be detected. "
2548 "Have a look at the log for details."), psz_mrl );
2549 }
2550 goto error;
2551 }
2552 assert( in->p_demux->pf_demux != NULL );
2553
2554 /* Get title from demux */
2555 if( !p_input->b_preparsing && in->i_title <= 0 )
2556 {
2557 if( demux_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
2558 &in->title, &in->i_title,
2559 &in->i_title_offset, &in->i_seekpoint_offset ))
2560 {
2561 TAB_INIT( in->i_title, in->title );
2562 }
2563 else
2564 {
2565 in->b_title_demux = true;
2566 }
2567 }
2568 in->p_access = p_access; /* <- TODO: remove this nasty pointer */
2569 }
2570
2571 free( psz_var_demux );
2572 free( psz_dup );
2573
2574 /* Set record capabilities */
2575 if( demux_Control( in->p_demux, DEMUX_CAN_RECORD, &in->b_can_stream_record ) )
2576 in->b_can_stream_record = false;
2577 #ifdef ENABLE_SOUT
2578 if( !var_GetBool( p_input, "input-record-native" ) )
2579 in->b_can_stream_record = false;
2580 var_SetBool( p_input, "can-record", true );
2581 #else
2582 var_SetBool( p_input, "can-record", in->b_can_stream_record );
2583 #endif
2584
2585 /* get attachment
2586 * FIXME improve for b_preparsing: move it after GET_META and check psz_arturl */
2587 if( !p_input->b_preparsing )
2588 {
2589 int i_attachment;
2590 input_attachment_t **attachment;
2591 if( !demux_Control( in->p_demux, DEMUX_GET_ATTACHMENTS,
2592 &attachment, &i_attachment ) )
2593 {
2594 vlc_mutex_lock( &p_input->p->p_item->lock );
2595 AppendAttachment( &p_input->p->i_attachment, &p_input->p->attachment,
2596 i_attachment, attachment );
2597 vlc_mutex_unlock( &p_input->p->p_item->lock );
2598 }
2599
2600 /* PTS delay: request from demux first. This is required for
2601 * access_demux and some special cases like SDP demux. Otherwise,
2602 * fallback to access */
2603 if( demux_Control( in->p_demux, DEMUX_GET_PTS_DELAY,
2604 &in->i_pts_delay ) )
2605 in->i_pts_delay = i_pts_delay;
2606 if( in->i_pts_delay > INPUT_PTS_DELAY_MAX )
2607 in->i_pts_delay = INPUT_PTS_DELAY_MAX;
2608 else if( in->i_pts_delay < 0 )
2609 in->i_pts_delay = 0;
2610 }
2611
2612 if( !demux_Control( in->p_demux, DEMUX_GET_FPS, &f_fps ) && f_fps > 0.0 )
2613 {
2614 vlc_mutex_lock( &p_input->p->p_item->lock );
2615 p_input->p->f_fps = f_fps;
2616 vlc_mutex_unlock( &p_input->p->p_item->lock );
2617 }
2618
2619 if( var_GetInteger( p_input, "clock-synchro" ) != -1 )
2620 in->b_can_pace_control = !var_GetInteger( p_input, "clock-synchro" );
2621
2622 return VLC_SUCCESS;
2623
2624 error:
2625 if( in->p_demux )
2626 demux_Delete( in->p_demux );
2627
2628 if( in->p_stream )
2629 stream_Delete( in->p_stream );
2630
2631 free( psz_var_demux );
2632 free( psz_dup );
2633
2634 return VLC_EGENERIC;
2635 }
2636
2637 /*****************************************************************************
2638 * InputSourceClean:
2639 *****************************************************************************/
2640 static void InputSourceClean( input_source_t *in )
2641 {
2642 int i;
2643
2644 if( in->p_demux )
2645 demux_Delete( in->p_demux );
2646
2647 if( in->p_stream )
2648 stream_Delete( in->p_stream );
2649
2650 if( in->i_title > 0 )
2651 {
2652 for( i = 0; i < in->i_title; i++ )
2653 vlc_input_title_Delete( in->title[i] );
2654 TAB_CLEAN( in->i_title, in->title );
2655 }
2656 }
2657
2658 /*****************************************************************************
2659 * InputSourceMeta:
2660 *****************************************************************************/
2661 static void InputSourceMeta( input_thread_t *p_input,
2662 input_source_t *p_source, vlc_meta_t *p_meta )
2663 {
2664 stream_t *p_stream = p_source->p_stream;
2665 demux_t *p_demux = p_source->p_demux;
2666
2667 /* XXX Remember that checking against p_item->p_meta->i_status & ITEM_PREPARSED
2668 * is a bad idea */
2669
2670 bool has_meta = false;
2671
2672 /* Read access meta */
2673 if( p_stream != NULL
2674 && !stream_Control( p_stream, STREAM_GET_META, p_meta ) )
2675 has_meta = true;
2676
2677 /* Read demux meta */
2678 if( !demux_Control( p_demux, DEMUX_GET_META, p_meta ) )
2679 has_meta = true;
2680
2681 bool has_unsupported;
2682 if( demux_Control( p_demux, DEMUX_HAS_UNSUPPORTED_META, &has_unsupported ) )
2683 has_unsupported = true;
2684
2685 /* If the demux report unsupported meta data, or if we don't have meta data
2686 * try an external "meta reader" */
2687 if( has_meta && !has_unsupported )
2688 return;
2689
2690 demux_meta_t *p_demux_meta =
2691 vlc_custom_create( p_demux, sizeof( *p_demux_meta ), "demux meta" );
2692 if( !p_demux_meta )
2693 return;
2694 p_demux_meta->p_demux = p_demux;
2695 p_demux_meta->p_item = p_input->p->p_item;
2696
2697 module_t *p_id3 = module_need( p_demux_meta, "meta reader", NULL, false );
2698 if( p_id3 )
2699 {
2700 if( p_demux_meta->p_meta )
2701 {
2702 vlc_meta_Merge( p_meta, p_demux_meta->p_meta );
2703 vlc_meta_Delete( p_demux_meta->p_meta );
2704 }
2705
2706 if( p_demux_meta->i_attachments > 0 )
2707 {
2708 vlc_mutex_lock( &p_input->p->p_item->lock );
2709 AppendAttachment( &p_input->p->i_attachment, &p_input->p->attachment,
2710 p_demux_meta->i_attachments, p_demux_meta->attachments );
2711 vlc_mutex_unlock( &p_input->p->p_item->lock );
2712 }
2713 module_unneed( p_demux, p_id3 );
2714 }
2715 vlc_object_release( p_demux_meta );
2716 }
2717
2718
2719 static void SlaveDemux( input_thread_t *p_input, bool *pb_demux_polled )
2720 {
2721 int64_t i_time;
2722 int i;
2723
2724 *pb_demux_polled = false;
2725 if( demux_Control( p_input->p->input.p_demux, DEMUX_GET_TIME, &i_time ) )
2726 {
2727 msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2728 return;
2729 }
2730
2731 for( i = 0; i < p_input->p->i_slave; i++ )
2732 {
2733 input_source_t *in = p_input->p->slave[i];
2734 int i_ret;
2735
2736 if( in->b_eof )
2737 continue;
2738
2739 const bool b_demux_polled = in->p_demux->pf_demux != NULL;
2740 if( !b_demux_polled )
2741 continue;
2742
2743 *pb_demux_polled = true;
2744
2745 /* Call demux_Demux until we have read enough data */
2746 if( demux_Control( in->p_demux, DEMUX_SET_NEXT_DEMUX_TIME, i_time ) )
2747 {
2748 for( ;; )
2749 {
2750 int64_t i_stime;
2751 if( demux_Control( in->p_demux, DEMUX_GET_TIME, &i_stime ) )
2752 {
2753 msg_Err( p_input, "slave[%d] doesn't like "
2754 "DEMUX_GET_TIME -> EOF", i );
2755 i_ret = 0;
2756 break;
2757 }
2758
2759 if( i_stime >= i_time )
2760 {
2761 i_ret = 1;
2762 break;
2763 }
2764
2765 if( ( i_ret = demux_Demux( in->p_demux ) ) <= 0 )
2766 break;
2767 }
2768 }
2769 else
2770 {
2771 i_ret = demux_Demux( in->p_demux );
2772 }
2773
2774 if( i_ret <= 0 )
2775 {
2776 msg_Dbg( p_input, "slave %d EOF", i );
2777 in->b_eof = true;
2778 }
2779 }
2780 }
2781
2782 static void SlaveSeek( input_thread_t *p_input )
2783 {
2784 int64_t i_time;
2785 int i;
2786
2787 if( demux_Control( p_input->p->input.p_demux, DEMUX_GET_TIME, &i_time ) )
2788 {
2789 msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2790 return;
2791 }
2792
2793 for( i = 0; i < p_input->p->i_slave; i++ )
2794 {
2795 input_source_t *in = p_input->p->slave[i];
2796
2797 if( demux_Control( in->p_demux, DEMUX_SET_TIME, i_time, true ) )
2798 {
2799 if( !in->b_eof )
2800 msg_Err( p_input, "seek failed for slave %d -> EOF", i );
2801 in->b_eof = true;
2802 }
2803 else
2804 {
2805 in->b_eof = false;
2806 }
2807 }
2808 }
2809
2810 /*****************************************************************************
2811 * InputMetaUser:
2812 *****************************************************************************/
2813 static void InputMetaUser( input_thread_t *p_input, vlc_meta_t *p_meta )
2814 {
2815 static const struct { int i_meta; const char *psz_name; } p_list[] = {
2816 { vlc_meta_Title, "meta-title" },
2817 { vlc_meta_Artist, "meta-artist" },
2818 { vlc_meta_Genre, "meta-genre" },
2819 { vlc_meta_Copyright, "meta-copyright" },
2820 { vlc_meta_Description, "meta-description" },
2821 { vlc_meta_Date, "meta-date" },
2822 { vlc_meta_URL, "meta-url" },
2823 { 0, NULL }
2824 };
2825
2826 /* Get meta information from user */
2827 for( int i = 0; p_list[i].psz_name; i++ )
2828 {
2829 char *psz_string = var_GetNonEmptyString( p_input, p_list[i].psz_name );
2830 if( !psz_string )
2831 continue;
2832
2833 EnsureUTF8( psz_string );
2834 vlc_meta_Set( p_meta, p_list[i].i_meta, psz_string );
2835 free( psz_string );
2836 }
2837 }
2838
2839 /*****************************************************************************
2840 * InputUpdateMeta: merge p_item meta data with p_meta taking care of
2841 * arturl and locking issue.
2842 *****************************************************************************/
2843 static void InputUpdateMeta( input_thread_t *p_input, vlc_meta_t *p_meta )
2844 {
2845 es_out_ControlSetMeta( p_input->p->p_es_out, p_meta );
2846 vlc_meta_Delete( p_meta );
2847 }
2848
2849 static void AppendAttachment( int *pi_attachment, input_attachment_t ***ppp_attachment,
2850 int i_new, input_attachment_t **pp_new )
2851 {
2852 int i_attachment = *pi_attachment;
2853 input_attachment_t **attachment = *ppp_attachment;
2854 int i;
2855
2856 attachment = xrealloc( attachment,
2857 sizeof(input_attachment_t**) * ( i_attachment + i_new ) );
2858 for( i = 0; i < i_new; i++ )
2859 attachment[i_attachment++] = pp_new[i];
2860 free( pp_new );
2861
2862 /* */
2863 *pi_attachment = i_attachment;
2864 *ppp_attachment = attachment;
2865 }
2866 /*****************************************************************************
2867 * InputGetExtraFiles
2868 * Autodetect extra input list
2869 *****************************************************************************/
2870 static void InputGetExtraFilesPattern( input_thread_t *p_input,
2871 int *pi_list, char ***pppsz_list,
2872 const char *psz_path,
2873 const char *psz_match,
2874 const char *psz_format,
2875 int i_start, int i_stop )
2876 {
2877 int i_list;
2878 char **ppsz_list;
2879
2880 TAB_INIT( i_list, ppsz_list );
2881
2882 char *psz_base = strdup( psz_path );
2883 if( !psz_base )
2884 goto exit;
2885
2886 /* Remove the extension */
2887 char *psz_end = &psz_base[strlen(psz_base)-strlen(psz_match)];
2888 assert( psz_end >= psz_base);
2889 *psz_end = '\0';
2890
2891 /* Try to list files */
2892 for( int i = i_start; i <= i_stop; i++ )
2893 {
2894 struct stat st;
2895 char *psz_file;
2896
2897 if( asprintf( &psz_file, psz_format, psz_base, i ) < 0 )
2898 break;
2899
2900 char *psz_tmp_path = get_path( psz_file );
2901
2902 if( vlc_stat( psz_tmp_path, &st ) || !S_ISREG( st.st_mode ) || !st.st_size )
2903 {
2904 free( psz_file );
2905 free( psz_tmp_path );
2906 break;
2907 }
2908
2909 msg_Dbg( p_input, "Detected extra file `%s'", psz_file );
2910 TAB_APPEND( i_list, ppsz_list, psz_file );
2911 free( psz_tmp_path );
2912 }
2913 free( psz_base );
2914 exit:
2915 *pi_list = i_list;
2916 *pppsz_list = ppsz_list;
2917 }
2918
2919 static void InputGetExtraFiles( input_thread_t *p_input,
2920 int *pi_list, char ***pppsz_list,
2921 const char *psz_access, const char *psz_path )
2922 {
2923 static const struct
2924 {
2925 const char *psz_match;
2926 const char *psz_format;
2927 int i_start;
2928 int i_stop;
2929 } p_pattern[] = {
2930 /* XXX the order is important */
2931 { ".001", "%s.%.3d", 2, 999 },
2932 { NULL, NULL, 0, 0 }
2933 };
2934
2935 TAB_INIT( *pi_list, *pppsz_list );
2936
2937 if( ( psz_access && *psz_access && strcmp( psz_access, "file" ) ) || !psz_path )
2938 return;
2939
2940 const size_t i_path = strlen(psz_path);
2941
2942 for( int i = 0; p_pattern[i].psz_match != NULL; i++ )
2943 {
2944 const size_t i_ext = strlen(p_pattern[i].psz_match );
2945
2946 if( i_path < i_ext )
2947 continue;
2948 if( !strcmp( &psz_path[i_path-i_ext], p_pattern[i].psz_match ) )
2949 {
2950 InputGetExtraFilesPattern( p_input, pi_list, pppsz_list,
2951 psz_path,
2952 p_pattern[i].psz_match, p_pattern[i].psz_format,
2953 p_pattern[i].i_start, p_pattern[i].i_stop );
2954 return;
2955 }
2956 }
2957 }
2958
2959 /* */
2960 static void input_ChangeState( input_thread_t *p_input, int i_state )
2961 {
2962 const bool b_changed = p_input->p->i_state != i_state;
2963
2964 p_input->p->i_state = i_state;
2965 if( i_state == ERROR_S )
2966 p_input->b_error = true;
2967 else if( i_state == END_S )
2968 p_input->b_eof = true;
2969
2970 if( b_changed )
2971 {
2972 input_item_SetErrorWhenReading( p_input->p->p_item, p_input->b_error );
2973 input_SendEventState( p_input, i_state );
2974 }
2975 }
2976
2977
2978 /*****************************************************************************
2979 * MRLSplit: parse the access, demux and url part of the
2980 * Media Resource Locator.
2981 *****************************************************************************/
2982 void input_SplitMRL( const char **access, const char **demux,
2983 const char **path, const char **anchor, char *buf )
2984 {
2985 char *p;
2986
2987 /* Separate <path> from <access>[/<demux>]:// */
2988 p = strstr( buf, "://" );
2989 if( p != NULL )
2990 {
2991 *p = '\0';
2992 p += 3; /* skips "://" */
2993 *path = p;
2994
2995 /* Remove HTML anchor if present (not supported).
2996 * The hash symbol itself should be URI-encoded. */
2997 p = strchr( p, '#' );
2998 if( p != NULL )
2999 {
3000 *(p++) = '\0';
3001 *anchor = p;
3002 }
3003 else
3004 *anchor = "";
3005 }
3006 else
3007 {
3008 #ifndef NDEBUG
3009 fprintf( stderr, "%s(\"%s\") probably not a valid URI!\n", __func__,
3010 buf );
3011 #endif
3012 /* Note: this is a valid non const pointer to "": */
3013 *path = buf + strlen( buf );
3014 }
3015
3016 /* Separate access from demux */
3017 p = strchr( buf, '/' );
3018 if( p != NULL )
3019 {
3020 *(p++) = '\0';
3021 if( p[0] == '$' )
3022 p++;
3023 *demux = p;
3024 }
3025 else
3026 *demux = "";
3027
3028 /* We really don't want module name substitution here! */
3029 p = buf;
3030 if( p[0] == '$' )
3031 p++;
3032 *access = p;
3033 }
3034
3035 static const char *MRLSeekPoint( const char *str, int *title, int *chapter )
3036 {
3037 char *end;
3038 unsigned long u;
3039
3040 /* Look for the title */
3041 u = strtoul( str, &end, 0 );
3042 *title = (str == end || u > (unsigned long)INT_MAX) ? -1 : (int)u;
3043 str = end;
3044
3045 /* Look for the chapter */
3046 if( *str == ':' )
3047 {
3048 str++;
3049 u = strtoul( str, &end, 0 );
3050 *chapter = (str == end || u > (unsigned long)INT_MAX) ? -1 : (int)u;
3051 str = end;
3052 }
3053 else
3054 *chapter = -1;
3055
3056 return str;
3057 }
3058
3059
3060 /*****************************************************************************
3061 * MRLSections: parse title and seekpoint info from the Media Resource Locator.
3062 *
3063 * Syntax:
3064 * [url][@[title_start][:chapter_start][-[title_end][:chapter_end]]]
3065 *****************************************************************************/
3066 static void MRLSections( const char *p,
3067 int *pi_title_start, int *pi_title_end,
3068 int *pi_chapter_start, int *pi_chapter_end )
3069 {
3070 *pi_title_start = *pi_title_end = *pi_chapter_start = *pi_chapter_end = -1;
3071
3072 int title_start, chapter_start, title_end, chapter_end;
3073
3074 if( !p )
3075 return;
3076
3077 if( *p != '-' )
3078 p = MRLSeekPoint( p, &title_start, &chapter_start );
3079 else
3080 title_start = chapter_start = -1;
3081
3082 if( *p == '-' )
3083 p = MRLSeekPoint( p + 1, &title_end, &chapter_end );
3084 else
3085 title_end = chapter_end = -1;
3086
3087 if( *p ) /* syntax error */
3088 return;
3089
3090 *pi_title_start = title_start;
3091 *pi_title_end = title_end;
3092 *pi_chapter_start = chapter_start;
3093 *pi_chapter_end = chapter_end;
3094 }
3095
3096 /*****************************************************************************
3097 * input_AddSubtitles: add a subtitle file and enable it
3098 *****************************************************************************/
3099 static void SubtitleAdd( input_thread_t *p_input, char *psz_subtitle, unsigned i_flags )
3100 {
3101 input_source_t *sub;
3102 vlc_value_t count;
3103 vlc_value_t list;
3104 char *psz_path, *psz_extension;
3105
3106 /* if we are provided a subtitle.sub file,
3107 * see if we don't have a subtitle.idx and use it instead */
3108 psz_path = strdup( psz_subtitle );
3109 if( psz_path )
3110 {
3111 psz_extension = strrchr( psz_path, '.');
3112 if( psz_extension && strcmp( psz_extension, ".sub" ) == 0 )
3113 {
3114 struct stat st;
3115
3116 strcpy( psz_extension, ".idx" );
3117
3118 if( !vlc_stat( psz_path, &st ) && S_ISREG( st.st_mode ) )
3119 {
3120 msg_Dbg( p_input, "using %s as subtitle file instead of %s",
3121 psz_path, psz_subtitle );
3122 strcpy( psz_subtitle, psz_path );
3123 }
3124 }
3125 free( psz_path );
3126 }
3127
3128 char *url = vlc_path2uri( psz_subtitle, NULL );
3129
3130 var_Change( p_input, "spu-es", VLC_VAR_CHOICESCOUNT, &count, NULL );
3131
3132 sub = InputSourceNew( p_input );
3133 if( !sub || !url
3134 || InputSourceInit( p_input, sub, url, "subtitle", (i_flags & SUB_CANFAIL) ) )
3135 {
3136 free( sub );
3137 free( url );
3138 return;
3139 }
3140 free( url );
3141 TAB_APPEND( p_input->p->i_slave, p_input->p->slave, sub );
3142
3143 /* Select the ES */
3144 if( (i_flags & SUB_FORCED) && !var_Change( p_input, "spu-es", VLC_VAR_GETLIST, &list, NULL ) )
3145 {
3146 if( count.i_int == 0 )
3147 count.i_int++;
3148 /* if it was first one, there is disable too */
3149
3150 if( count.i_int < list.p_list->i_count )
3151 {
3152 const int i_id = list.p_list->p_values[count.i_int].i_int;
3153
3154 es_out_Control( p_input->p->p_es_out_display, ES_OUT_SET_ES_DEFAULT_BY_ID, i_id );
3155 es_out_Control( p_input->p->p_es_out_display, ES_OUT_SET_ES_BY_ID, i_id );
3156 }
3157 var_FreeList( &list, NULL );
3158 }
3159 }
3160
3161 /*****************************************************************************
3162 * Statistics
3163 *****************************************************************************/
3164 void input_UpdateStatistic( input_thread_t *p_input,
3165 input_statistic_t i_type, int i_delta )
3166 {
3167 assert( p_input->p->i_state != INIT_S );
3168
3169 vlc_mutex_lock( &p_input->p->counters.counters_lock);
3170 switch( i_type )
3171 {
3172 #define I(c) stats_Update( p_input->p->counters.c, i_delta, NULL )
3173 case INPUT_STATISTIC_DECODED_VIDEO:
3174 I(p_decoded_video);
3175 break;
3176 case INPUT_STATISTIC_DECODED_AUDIO:
3177 I(p_decoded_audio);
3178 break;
3179 case INPUT_STATISTIC_DECODED_SUBTITLE:
3180 I(p_decoded_sub);
3181 break;
3182 case INPUT_STATISTIC_SENT_PACKET:
3183 I(p_sout_sent_packets);
3184 break;
3185 #undef I
3186 case INPUT_STATISTIC_SENT_BYTE:
3187 {
3188 uint64_t bytes;
3189
3190 stats_Update( p_input->p->counters.p_sout_sent_bytes, i_delta, &bytes );
3191 stats_Update( p_input->p->counters.p_sout_send_bitrate, bytes, NULL );
3192 break;
3193 }
3194 default:
3195 msg_Err( p_input, "Invalid statistic type %d (internal error)", i_type );
3196 break;
3197 }
3198 vlc_mutex_unlock( &p_input->p->counters.counters_lock);
3199 }
3200
3201 /**/
3202 /* TODO FIXME nearly the same logic that snapshot code */
3203 char *input_CreateFilename( vlc_object_t *p_obj, const char *psz_path, const char *psz_prefix, const char *psz_extension )
3204 {
3205 char *psz_file;
3206 DIR *path;
3207
3208 path = vlc_opendir( psz_path );
3209 if( path )
3210 {
3211 closedir( path );
3212
3213 char *psz_tmp = str_format( pl_Get(p_obj), psz_prefix );
3214 if( !psz_tmp )
3215 return NULL;
3216
3217 filename_sanitize( psz_tmp );
3218
3219 if( asprintf( &psz_file, "%s"DIR_SEP"%s%s%s",
3220 psz_path, psz_tmp,
3221 psz_extension ? "." : "",
3222 psz_extension ? psz_extension : "" ) < 0 )
3223 psz_file = NULL;
3224 free( psz_tmp );
3225 return psz_file;
3226 }
3227 else
3228 {
3229 psz_file = str_format( pl_Get(p_obj), psz_path );
3230 path_sanitize( psz_file );
3231 return psz_file;
3232 }
3233 }
3234
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