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codec/esout: add support for CEA708
[vlc.git] / src / input / input.c
blob6260280e9955494cea7edbaee383937e4fd5d7a0
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 <sys/stat.h>
37
38 #include "input_internal.h"
39 #include "event.h"
40 #include "es_out.h"
41 #include "es_out_timeshift.h"
42 #include "demux.h"
43 #include "item.h"
44 #include "resource.h"
45 #include "stream.h"
46
47 #include <vlc_aout.h>
48 #include <vlc_sout.h>
49 #include <vlc_dialog.h>
50 #include <vlc_url.h>
51 #include <vlc_charset.h>
52 #include <vlc_fs.h>
53 #include <vlc_strings.h>
54 #include <vlc_modules.h>
55 #include <vlc_stream.h>
56 #include <vlc_stream_extractor.h>
57 #include <vlc_renderer_discovery.h>
58
59 /*****************************************************************************
60 * Local prototypes
61 *****************************************************************************/
62 static void *Run( void * );
63 static void *Preparse( void * );
64
65 static input_thread_t * Create ( vlc_object_t *, input_item_t *,
66 const char *, bool, input_resource_t *,
67 vlc_renderer_item_t * );
68 static int Init ( input_thread_t *p_input );
69 static void End ( input_thread_t *p_input );
70 static void MainLoop( input_thread_t *p_input, bool b_interactive );
71
72 static inline int ControlPop( input_thread_t *, int *, vlc_value_t *, mtime_t i_deadline, bool b_postpone_seek );
73 static void ControlRelease( int i_type, vlc_value_t val );
74 static bool ControlIsSeekRequest( int i_type );
75 static bool Control( input_thread_t *, int, vlc_value_t );
76 static void ControlPause( input_thread_t *, mtime_t );
77
78 static int UpdateTitleSeekpointFromDemux( input_thread_t * );
79 static void UpdateGenericFromDemux( input_thread_t * );
80 static void UpdateTitleListfromDemux( input_thread_t * );
81
82 static void MRLSections( const char *, int *, int *, int *, int *);
83
84 static input_source_t *InputSourceNew( input_thread_t *, const char *,
85 const char *psz_forced_demux,
86 bool b_in_can_fail );
87 static void InputSourceDestroy( input_source_t * );
88 static void InputSourceMeta( input_thread_t *, input_source_t *, vlc_meta_t * );
89
90 /* TODO */
91 //static void InputGetAttachments( input_thread_t *, input_source_t * );
92 static void SlaveDemux( input_thread_t *p_input );
93 static void SlaveSeek( input_thread_t *p_input );
94
95 static void InputMetaUser( input_thread_t *p_input, vlc_meta_t *p_meta );
96 static void InputUpdateMeta( input_thread_t *p_input, demux_t *p_demux );
97 static void InputGetExtraFiles( input_thread_t *p_input,
98 int *pi_list, char ***pppsz_list,
99 const char **psz_access, const char *psz_path );
100
101 static void AppendAttachment( int *pi_attachment, input_attachment_t ***ppp_attachment,
102 const demux_t ***ppp_attachment_demux,
103 int i_new, input_attachment_t **pp_new, const demux_t *p_demux );
104
105 #define SLAVE_ADD_NOFLAG 0
106 #define SLAVE_ADD_FORCED (1<<0)
107 #define SLAVE_ADD_CANFAIL (1<<1)
108 #define SLAVE_ADD_SET_TIME (1<<2)
109
110 static int input_SlaveSourceAdd( input_thread_t *, enum slave_type,
111 const char *, unsigned );
112 static char *input_SubtitleFile2Uri( input_thread_t *, const char * );
113 static void input_ChangeState( input_thread_t *p_input, int i_state ); /* TODO fix name */
114
115 #undef input_Create
116 /**
117 * Create a new input_thread_t.
118 *
119 * You need to call input_Start on it when you are done
120 * adding callback on the variables/events you want to monitor.
121 *
122 * \param p_parent a vlc_object
123 * \param p_item an input item
124 * \param psz_log an optional prefix for this input logs
125 * \param p_resource an optional input ressource
126 * \return a pointer to the spawned input thread
127 */
128 input_thread_t *input_Create( vlc_object_t *p_parent,
129 input_item_t *p_item,
130 const char *psz_log, input_resource_t *p_resource,
131 vlc_renderer_item_t *p_renderer )
132 {
133 return Create( p_parent, p_item, psz_log, false, p_resource, p_renderer );
134 }
135
136 #undef input_Read
137 /**
138 * Initialize an input thread and run it until it stops by itself.
139 *
140 * \param p_parent a vlc_object
141 * \param p_item an input item
142 * \return an error code, VLC_SUCCESS on success
143 */
144 int input_Read( vlc_object_t *p_parent, input_item_t *p_item )
145 {
146 input_thread_t *p_input = Create( p_parent, p_item, NULL, false, NULL, NULL );
147 if( !p_input )
148 return VLC_EGENERIC;
149
150 if( !Init( p_input ) )
151 {
152 MainLoop( p_input, false );
153 End( p_input );
154 }
155
156 vlc_object_release( p_input );
157 return VLC_SUCCESS;
158 }
159
160 input_thread_t *input_CreatePreparser( vlc_object_t *parent,
161 input_item_t *item )
162 {
163 return Create( parent, item, NULL, true, NULL, NULL );
164 }
165
166 /**
167 * Start a input_thread_t created by input_Create.
168 *
169 * You must not start an already running input_thread_t.
170 *
171 * \param the input thread to start
172 */
173 int input_Start( input_thread_t *p_input )
174 {
175 input_thread_private_t *priv = input_priv(p_input);
176 void *(*func)(void *) = Run;
177
178 if( priv->b_preparsing )
179 func = Preparse;
180
181 assert( !priv->is_running );
182 /* Create thread and wait for its readiness. */
183 priv->is_running = !vlc_clone( &priv->thread, func, priv,
184 VLC_THREAD_PRIORITY_INPUT );
185 if( !priv->is_running )
186 {
187 input_ChangeState( p_input, ERROR_S );
188 msg_Err( p_input, "cannot create input thread" );
189 return VLC_EGENERIC;
190 }
191 return VLC_SUCCESS;
192 }
193
194 /**
195 * Request a running input thread to stop and die
196 *
197 * \param p_input the input thread to stop
198 */
199 void input_Stop( input_thread_t *p_input )
200 {
201 input_thread_private_t *sys = input_priv(p_input);
202
203 vlc_mutex_lock( &sys->lock_control );
204 /* Discard all pending controls */
205 for( int i = 0; i < sys->i_control; i++ )
206 {
207 input_control_t *ctrl = &sys->control[i];
208 ControlRelease( ctrl->i_type, ctrl->val );
209 }
210 sys->i_control = 0;
211 sys->is_stopped = true;
212 vlc_cond_signal( &sys->wait_control );
213 vlc_mutex_unlock( &sys->lock_control );
214 vlc_interrupt_kill( &sys->interrupt );
215 }
216
217 /**
218 * Close an input
219 *
220 * It does not call input_Stop itself.
221 */
222 void input_Close( input_thread_t *p_input )
223 {
224 if( input_priv(p_input)->is_running )
225 vlc_join( input_priv(p_input)->thread, NULL );
226 vlc_interrupt_deinit( &input_priv(p_input)->interrupt );
227 vlc_object_release( p_input );
228 }
229
230 /**
231 * Input destructor (called when the object's refcount reaches 0).
232 */
233 static void input_Destructor( vlc_object_t *obj )
234 {
235 input_thread_t *p_input = (input_thread_t *)obj;
236 input_thread_private_t *priv = input_priv(p_input);
237 #ifndef NDEBUG
238 char * psz_name = input_item_GetName( priv->p_item );
239 msg_Dbg( p_input, "Destroying the input for '%s'", psz_name);
240 free( psz_name );
241 #endif
242
243 if( priv->p_renderer )
244 vlc_renderer_item_release( priv->p_renderer );
245 if( priv->p_es_out_display )
246 es_out_Delete( priv->p_es_out_display );
247
248 if( priv->p_resource )
249 input_resource_Release( priv->p_resource );
250 if( priv->p_resource_private )
251 input_resource_Release( priv->p_resource_private );
252
253 input_item_Release( priv->p_item );
254
255 vlc_mutex_destroy( &priv->counters.counters_lock );
256
257 for( int i = 0; i < priv->i_control; i++ )
258 {
259 input_control_t *p_ctrl = &priv->control[i];
260 ControlRelease( p_ctrl->i_type, p_ctrl->val );
261 }
262
263 vlc_cond_destroy( &priv->wait_control );
264 vlc_mutex_destroy( &priv->lock_control );
265 }
266
267 /**
268 * Get the item from an input thread
269 * FIXME it does not increase ref count of the item.
270 * if it is used after p_input is destroyed nothing prevent it from
271 * being freed.
272 */
273 input_item_t *input_GetItem( input_thread_t *p_input )
274 {
275 assert( p_input != NULL );
276 return input_priv(p_input)->p_item;
277 }
278
279 /*****************************************************************************
280 * This function creates a new input, and returns a pointer
281 * to its description. On error, it returns NULL.
282 *
283 * XXX Do not forget to update vlc_input.h if you add new variables.
284 *****************************************************************************/
285 static input_thread_t *Create( vlc_object_t *p_parent, input_item_t *p_item,
286 const char *psz_header, bool b_preparsing,
287 input_resource_t *p_resource,
288 vlc_renderer_item_t *p_renderer )
289 {
290 /* Allocate descriptor */
291 input_thread_private_t *priv;
292
293 priv = vlc_custom_create( p_parent, sizeof( *priv ), "input" );
294 if( unlikely(priv == NULL) )
295 return NULL;
296
297 input_thread_t *p_input = &priv->input;
298
299 char * psz_name = input_item_GetName( p_item );
300 msg_Dbg( p_input, "Creating an input for %s'%s'",
301 b_preparsing ? "preparsing " : "", psz_name);
302 free( psz_name );
303
304 /* Parse input options */
305 input_item_ApplyOptions( VLC_OBJECT(p_input), p_item );
306
307 p_input->obj.header = psz_header ? strdup( psz_header ) : NULL;
308
309 /* Init Common fields */
310 priv->b_preparsing = b_preparsing;
311 priv->b_can_pace_control = true;
312 priv->i_start = 0;
313 priv->i_time = 0;
314 priv->i_stop = 0;
315 priv->i_title = 0;
316 priv->title = NULL;
317 priv->i_title_offset = input_priv(p_input)->i_seekpoint_offset = 0;
318 priv->i_state = INIT_S;
319 priv->is_running = false;
320 priv->is_stopped = false;
321 priv->b_recording = false;
322 priv->i_rate = INPUT_RATE_DEFAULT;
323 memset( &priv->bookmark, 0, sizeof(priv->bookmark) );
324 TAB_INIT( priv->i_bookmark, priv->pp_bookmark );
325 TAB_INIT( priv->i_attachment, priv->attachment );
326 priv->attachment_demux = NULL;
327 priv->p_sout = NULL;
328 priv->b_out_pace_control = false;
329 /* The renderer is passed after its refcount was incremented.
330 * The input thread is now responsible for releasing it */
331 priv->p_renderer = p_renderer;
332
333 priv->viewpoint_changed = false;
334 /* Fetch the viewpoint from the mediaplayer or the playlist if any */
335 vlc_viewpoint_t *p_viewpoint = var_InheritAddress( p_input, "viewpoint" );
336 if (p_viewpoint != NULL)
337 priv->viewpoint = *p_viewpoint;
338 else
339 vlc_viewpoint_init( &priv->viewpoint );
340
341 input_item_Hold( p_item ); /* Released in Destructor() */
342 priv->p_item = p_item;
343
344 /* Init Input fields */
345 priv->master = NULL;
346 vlc_mutex_lock( &p_item->lock );
347
348 if( !p_item->p_stats )
349 p_item->p_stats = stats_NewInputStats( p_input );
350
351 /* setup the preparse depth of the item
352 * if we are preparsing, use the i_preparse_depth of the parent item */
353 if( !priv->b_preparsing )
354 {
355 char *psz_rec = var_InheritString( p_parent, "recursive" );
356
357 if( psz_rec != NULL )
358 {
359 if ( !strcasecmp( psz_rec, "none" ) )
360 p_item->i_preparse_depth = 0;
361 else if ( !strcasecmp( psz_rec, "collapse" ) )
362 p_item->i_preparse_depth = 1;
363 else
364 p_item->i_preparse_depth = -1; /* default is expand */
365 free (psz_rec);
366 } else
367 p_item->i_preparse_depth = -1;
368 }
369 else
370 p_input->obj.flags |= OBJECT_FLAGS_QUIET | OBJECT_FLAGS_NOINTERACT;
371
372 /* Make sure the interaction option is honored */
373 if( !var_InheritBool( p_input, "interact" ) )
374 p_input->obj.flags |= OBJECT_FLAGS_NOINTERACT;
375 else if( p_item->b_preparse_interact )
376 {
377 /* If true, this item was asked explicitly to interact with the user
378 * (via libvlc_MetadataRequest). Sub items created from this input won't
379 * have this flag and won't interact with the user */
380 p_input->obj.flags &= ~OBJECT_FLAGS_NOINTERACT;
381 }
382
383 vlc_mutex_unlock( &p_item->lock );
384
385 /* No slave */
386 priv->i_slave = 0;
387 priv->slave = NULL;
388
389 /* */
390 if( p_resource )
391 {
392 priv->p_resource_private = NULL;
393 priv->p_resource = input_resource_Hold( p_resource );
394 }
395 else
396 {
397 priv->p_resource_private = input_resource_New( VLC_OBJECT( p_input ) );
398 priv->p_resource = input_resource_Hold( priv->p_resource_private );
399 }
400 input_resource_SetInput( priv->p_resource, p_input );
401
402 /* Init control buffer */
403 vlc_mutex_init( &priv->lock_control );
404 vlc_cond_init( &priv->wait_control );
405 priv->i_control = 0;
406 vlc_interrupt_init(&priv->interrupt);
407
408 /* Create Object Variables for private use only */
409 input_ConfigVarInit( p_input );
410
411 /* Create Objects variables for public Get and Set */
412 input_ControlVarInit( p_input );
413
414 /* */
415 if( !priv->b_preparsing )
416 {
417 char *psz_bookmarks = var_GetNonEmptyString( p_input, "bookmarks" );
418 if( psz_bookmarks )
419 {
420 /* FIXME: have a common cfg parsing routine used by sout and others */
421 char *psz_parser, *psz_start, *psz_end;
422 psz_parser = psz_bookmarks;
423 while( (psz_start = strchr( psz_parser, '{' ) ) )
424 {
425 seekpoint_t *p_seekpoint;
426 char backup;
427 psz_start++;
428 psz_end = strchr( psz_start, '}' );
429 if( !psz_end ) break;
430 psz_parser = psz_end + 1;
431 backup = *psz_parser;
432 *psz_parser = 0;
433 *psz_end = ',';
434
435 p_seekpoint = vlc_seekpoint_New();
436
437 if( unlikely( p_seekpoint == NULL ) )
438 break;
439
440 while( (psz_end = strchr( psz_start, ',' ) ) )
441 {
442 *psz_end = 0;
443 if( !strncmp( psz_start, "name=", 5 ) )
444 {
445 free( p_seekpoint->psz_name );
446
447 p_seekpoint->psz_name = strdup(psz_start + 5);
448 }
449 else if( !strncmp( psz_start, "time=", 5 ) )
450 {
451 p_seekpoint->i_time_offset = atof(psz_start + 5) *
452 CLOCK_FREQ;
453 }
454 psz_start = psz_end + 1;
455 }
456 msg_Dbg( p_input, "adding bookmark: %s, time=%"PRId64,
457 p_seekpoint->psz_name,
458 p_seekpoint->i_time_offset );
459 input_Control( p_input, INPUT_ADD_BOOKMARK, p_seekpoint );
460 vlc_seekpoint_Delete( p_seekpoint );
461 *psz_parser = backup;
462 }
463 free( psz_bookmarks );
464 }
465 }
466
467 /* Remove 'Now playing' info as it is probably outdated */
468 input_item_SetNowPlaying( p_item, NULL );
469 input_item_SetESNowPlaying( p_item, NULL );
470 input_SendEventMeta( p_input );
471
472 /* */
473 memset( &priv->counters, 0, sizeof( priv->counters ) );
474 vlc_mutex_init( &priv->counters.counters_lock );
475
476 priv->p_es_out_display = input_EsOutNew( p_input, priv->i_rate );
477 priv->p_es_out = NULL;
478
479 /* Set the destructor when we are sure we are initialized */
480 vlc_object_set_destructor( p_input, input_Destructor );
481
482 return p_input;
483 }
484
485 /*****************************************************************************
486 * Run: main thread loop
487 * This is the "normal" thread that spawns the input processing chain,
488 * reads the stream, cleans up and waits
489 *****************************************************************************/
490 static void *Run( void *data )
491 {
492 input_thread_private_t *priv = data;
493 input_thread_t *p_input = &priv->input;
494
495 vlc_interrupt_set(&priv->interrupt);
496
497 if( !Init( p_input ) )
498 {
499 if( priv->b_can_pace_control && priv->b_out_pace_control )
500 {
501 /* We don't want a high input priority here or we'll
502 * end-up sucking up all the CPU time */
503 vlc_set_priority( priv->thread, VLC_THREAD_PRIORITY_LOW );
504 }
505
506 MainLoop( p_input, true ); /* FIXME it can be wrong (like with VLM) */
507
508 /* Clean up */
509 End( p_input );
510 }
511
512 input_SendEventDead( p_input );
513 return NULL;
514 }
515
516 static void *Preparse( void *data )
517 {
518 input_thread_private_t *priv = data;
519 input_thread_t *p_input = &priv->input;
520
521 vlc_interrupt_set(&priv->interrupt);
522
523 if( !Init( p_input ) )
524 { /* if the demux is a playlist, call Mainloop that will call
525 * demux_Demux in order to fetch sub items */
526 bool b_is_playlist = false;
527
528 if ( input_item_ShouldPreparseSubItems( priv->p_item )
529 && demux_Control( priv->master->p_demux, DEMUX_IS_PLAYLIST,
530 &b_is_playlist ) )
531 b_is_playlist = false;
532 if( b_is_playlist )
533 MainLoop( p_input, false );
534 End( p_input );
535 }
536
537 input_SendEventDead( p_input );
538 return NULL;
539 }
540
541 bool input_Stopped( input_thread_t *input )
542 {
543 input_thread_private_t *sys = input_priv(input);
544 bool ret;
545
546 vlc_mutex_lock( &sys->lock_control );
547 ret = sys->is_stopped;
548 vlc_mutex_unlock( &sys->lock_control );
549 return ret;
550 }
551
552 /*****************************************************************************
553 * Main loop: Fill buffers from access, and demux
554 *****************************************************************************/
555
556 /**
557 * MainLoopDemux
558 * It asks the demuxer to demux some data
559 */
560 static void MainLoopDemux( input_thread_t *p_input, bool *pb_changed )
561 {
562 int i_ret;
563 demux_t *p_demux = input_priv(p_input)->master->p_demux;
564
565 *pb_changed = false;
566
567 if( input_priv(p_input)->i_stop > 0 && input_priv(p_input)->i_time >= input_priv(p_input)->i_stop )
568 i_ret = VLC_DEMUXER_EOF;
569 else
570 i_ret = demux_Demux( p_demux );
571
572 i_ret = i_ret > 0 ? VLC_DEMUXER_SUCCESS : ( i_ret < 0 ? VLC_DEMUXER_EGENERIC : VLC_DEMUXER_EOF);
573
574 if( i_ret == VLC_DEMUXER_SUCCESS )
575 {
576 if( demux_TestAndClearFlags( p_demux, INPUT_UPDATE_TITLE_LIST ) )
577 UpdateTitleListfromDemux( p_input );
578
579 if( input_priv(p_input)->master->b_title_demux )
580 {
581 i_ret = UpdateTitleSeekpointFromDemux( p_input );
582 *pb_changed = true;
583 }
584
585 UpdateGenericFromDemux( p_input );
586 }
587
588 if( i_ret == VLC_DEMUXER_EOF )
589 {
590 msg_Dbg( p_input, "EOF reached" );
591 input_priv(p_input)->master->b_eof = true;
592 es_out_Eos(input_priv(p_input)->p_es_out);
593 }
594 else if( i_ret == VLC_DEMUXER_EGENERIC )
595 {
596 input_ChangeState( p_input, ERROR_S );
597 }
598 else if( input_priv(p_input)->i_slave > 0 )
599 SlaveDemux( p_input );
600 }
601
602 static int MainLoopTryRepeat( input_thread_t *p_input )
603 {
604 int i_repeat = var_GetInteger( p_input, "input-repeat" );
605 if( i_repeat <= 0 )
606 return VLC_EGENERIC;
607
608 vlc_value_t val;
609
610 msg_Dbg( p_input, "repeating the same input (%d)", i_repeat );
611 if( i_repeat > 0 )
612 {
613 i_repeat--;
614 var_SetInteger( p_input, "input-repeat", i_repeat );
615 }
616
617 /* Seek to start title/seekpoint */
618 val.i_int = input_priv(p_input)->master->i_title_start -
619 input_priv(p_input)->master->i_title_offset;
620 if( val.i_int < 0 || val.i_int >= input_priv(p_input)->master->i_title )
621 val.i_int = 0;
622 input_ControlPush( p_input,
623 INPUT_CONTROL_SET_TITLE, &val );
624
625 val.i_int = input_priv(p_input)->master->i_seekpoint_start -
626 input_priv(p_input)->master->i_seekpoint_offset;
627 if( val.i_int > 0 /* TODO: check upper boundary */ )
628 input_ControlPush( p_input,
629 INPUT_CONTROL_SET_SEEKPOINT, &val );
630
631 /* Seek to start position */
632 if( input_priv(p_input)->i_start > 0 )
633 {
634 val.i_int = input_priv(p_input)->i_start;
635 input_ControlPush( p_input, INPUT_CONTROL_SET_TIME, &val );
636 }
637 else
638 {
639 val.f_float = 0.f;
640 input_ControlPush( p_input, INPUT_CONTROL_SET_POSITION, &val );
641 }
642
643 return VLC_SUCCESS;
644 }
645
646 /**
647 * Update timing infos and statistics.
648 */
649 static void MainLoopStatistics( input_thread_t *p_input )
650 {
651 double f_position = 0.0;
652 mtime_t i_time = 0;
653 mtime_t i_length = 0;
654
655 /* update input status variables */
656 if( demux_Control( input_priv(p_input)->master->p_demux,
657 DEMUX_GET_POSITION, &f_position ) )
658 f_position = 0.0;
659
660 if( demux_Control( input_priv(p_input)->master->p_demux,
661 DEMUX_GET_TIME, &i_time ) )
662 i_time = 0;
663 input_priv(p_input)->i_time = i_time;
664
665 if( demux_Control( input_priv(p_input)->master->p_demux,
666 DEMUX_GET_LENGTH, &i_length ) )
667 i_length = 0;
668
669 es_out_SetTimes( input_priv(p_input)->p_es_out, f_position, i_time, i_length );
670
671 /* update current bookmark */
672 vlc_mutex_lock( &input_priv(p_input)->p_item->lock );
673 input_priv(p_input)->bookmark.i_time_offset = i_time;
674 vlc_mutex_unlock( &input_priv(p_input)->p_item->lock );
675
676 stats_ComputeInputStats( p_input, input_priv(p_input)->p_item->p_stats );
677 input_SendEventStatistics( p_input );
678 }
679
680 /**
681 * MainLoop
682 * The main input loop.
683 */
684 static void MainLoop( input_thread_t *p_input, bool b_interactive )
685 {
686 mtime_t i_intf_update = 0;
687 mtime_t i_last_seek_mdate = 0;
688
689 if( b_interactive && var_InheritBool( p_input, "start-paused" ) )
690 ControlPause( p_input, mdate() );
691
692 bool b_pause_after_eof = b_interactive &&
693 var_InheritBool( p_input, "play-and-pause" );
694 bool b_paused_at_eof = false;
695
696 demux_t *p_demux = input_priv(p_input)->master->p_demux;
697 const bool b_can_demux = p_demux->pf_demux != NULL;
698
699 while( !input_Stopped( p_input ) && input_priv(p_input)->i_state != ERROR_S )
700 {
701 mtime_t i_wakeup = -1;
702 bool b_paused = input_priv(p_input)->i_state == PAUSE_S;
703 /* FIXME if input_priv(p_input)->i_state == PAUSE_S the access/access_demux
704 * is paused -> this may cause problem with some of them
705 * The same problem can be seen when seeking while paused */
706 if( b_paused )
707 b_paused = !es_out_GetBuffering( input_priv(p_input)->p_es_out )
708 || input_priv(p_input)->master->b_eof;
709
710 if( !b_paused )
711 {
712 if( !input_priv(p_input)->master->b_eof )
713 {
714 bool b_force_update = false;
715
716 MainLoopDemux( p_input, &b_force_update );
717
718 if( b_can_demux )
719 i_wakeup = es_out_GetWakeup( input_priv(p_input)->p_es_out );
720 if( b_force_update )
721 i_intf_update = 0;
722
723 b_paused_at_eof = false;
724 }
725 else if( !es_out_GetEmpty( input_priv(p_input)->p_es_out ) )
726 {
727 msg_Dbg( p_input, "waiting decoder fifos to empty" );
728 i_wakeup = mdate() + INPUT_IDLE_SLEEP;
729 }
730 /* Pause after eof only if the input is pausable.
731 * This way we won't trigger timeshifting for nothing */
732 else if( b_pause_after_eof && input_priv(p_input)->b_can_pause )
733 {
734 if( b_paused_at_eof )
735 break;
736
737 vlc_value_t val = { .i_int = PAUSE_S };
738
739 msg_Dbg( p_input, "pausing at EOF (pause after each)");
740 Control( p_input, INPUT_CONTROL_SET_STATE, val );
741
742 b_paused = true;
743 b_paused_at_eof = true;
744 }
745 else
746 {
747 if( MainLoopTryRepeat( p_input ) )
748 break;
749 }
750
751 /* Update interface and statistics */
752 mtime_t now = mdate();
753 if( now >= i_intf_update )
754 {
755 MainLoopStatistics( p_input );
756 i_intf_update = now + INT64_C(250000);
757 }
758 }
759
760 /* Handle control */
761 for( ;; )
762 {
763 mtime_t i_deadline = i_wakeup;
764
765 /* Postpone seeking until ES buffering is complete or at most
766 * 125 ms. */
767 bool b_postpone = es_out_GetBuffering( input_priv(p_input)->p_es_out )
768 && !input_priv(p_input)->master->b_eof;
769 if( b_postpone )
770 {
771 mtime_t now = mdate();
772
773 /* Recheck ES buffer level every 20 ms when seeking */
774 if( now < i_last_seek_mdate + INT64_C(125000)
775 && (i_deadline < 0 || i_deadline > now + INT64_C(20000)) )
776 i_deadline = now + INT64_C(20000);
777 else
778 b_postpone = false;
779 }
780
781 int i_type;
782 vlc_value_t val;
783
784 if( ControlPop( p_input, &i_type, &val, i_deadline, b_postpone ) )
785 {
786 if( b_postpone )
787 continue;
788 break; /* Wake-up time reached */
789 }
790
791 #ifndef NDEBUG
792 msg_Dbg( p_input, "control type=%d", i_type );
793 #endif
794 if( Control( p_input, i_type, val ) )
795 {
796 if( ControlIsSeekRequest( i_type ) )
797 i_last_seek_mdate = mdate();
798 i_intf_update = 0;
799 }
800
801 /* Update the wakeup time */
802 if( i_wakeup != 0 )
803 i_wakeup = es_out_GetWakeup( input_priv(p_input)->p_es_out );
804 }
805 }
806 }
807
808 static void InitStatistics( input_thread_t *p_input )
809 {
810 input_thread_private_t *priv = input_priv(p_input);
811
812 if( priv->b_preparsing ) return;
813
814 /* Prepare statistics */
815 #define INIT_COUNTER( c, compute ) free( priv->counters.p_##c ); \
816 priv->counters.p_##c = \
817 stats_CounterCreate( STATS_##compute);
818 if( libvlc_stats( p_input ) )
819 {
820 INIT_COUNTER( read_bytes, COUNTER );
821 INIT_COUNTER( read_packets, COUNTER );
822 INIT_COUNTER( demux_read, COUNTER );
823 INIT_COUNTER( input_bitrate, DERIVATIVE );
824 INIT_COUNTER( demux_bitrate, DERIVATIVE );
825 INIT_COUNTER( demux_corrupted, COUNTER );
826 INIT_COUNTER( demux_discontinuity, COUNTER );
827 INIT_COUNTER( played_abuffers, COUNTER );
828 INIT_COUNTER( lost_abuffers, COUNTER );
829 INIT_COUNTER( displayed_pictures, COUNTER );
830 INIT_COUNTER( lost_pictures, COUNTER );
831 INIT_COUNTER( decoded_audio, COUNTER );
832 INIT_COUNTER( decoded_video, COUNTER );
833 INIT_COUNTER( decoded_sub, COUNTER );
834 priv->counters.p_sout_send_bitrate = NULL;
835 priv->counters.p_sout_sent_packets = NULL;
836 priv->counters.p_sout_sent_bytes = NULL;
837 }
838 }
839
840 #ifdef ENABLE_SOUT
841 static int InitSout( input_thread_t * p_input )
842 {
843 input_thread_private_t *priv = input_priv(p_input);
844
845 if( priv->b_preparsing )
846 return VLC_SUCCESS;
847
848 /* Find a usable sout and attach it to p_input */
849 char *psz = NULL;
850 if( priv->p_renderer )
851 {
852 const char *psz_renderer_sout = vlc_renderer_item_sout( priv->p_renderer );
853 if( asprintf( &psz, "#%s", psz_renderer_sout ) < 0 )
854 return VLC_ENOMEM;
855 }
856 if( !psz )
857 psz = var_GetNonEmptyString( p_input, "sout" );
858 if( psz && strncasecmp( priv->p_item->psz_uri, "vlc:", 4 ) )
859 {
860 priv->p_sout = input_resource_RequestSout( priv->p_resource, NULL, psz );
861 if( priv->p_sout == NULL )
862 {
863 input_ChangeState( p_input, ERROR_S );
864 msg_Err( p_input, "cannot start stream output instance, " \
865 "aborting" );
866 free( psz );
867 return VLC_EGENERIC;
868 }
869 if( libvlc_stats( p_input ) )
870 {
871 INIT_COUNTER( sout_sent_packets, COUNTER );
872 INIT_COUNTER( sout_sent_bytes, COUNTER );
873 INIT_COUNTER( sout_send_bitrate, DERIVATIVE );
874 }
875 }
876 else
877 {
878 input_resource_RequestSout( priv->p_resource, NULL, NULL );
879 }
880 free( psz );
881
882 return VLC_SUCCESS;
883 }
884 #endif
885
886 static void InitTitle( input_thread_t * p_input )
887 {
888 input_thread_private_t *priv = input_priv(p_input);
889 input_source_t *p_master = priv->master;
890
891 if( priv->b_preparsing )
892 return;
893
894 vlc_mutex_lock( &priv->p_item->lock );
895 /* Create global title (from master) */
896 priv->i_title = p_master->i_title;
897 priv->title = p_master->title;
898 priv->i_title_offset = p_master->i_title_offset;
899 priv->i_seekpoint_offset = p_master->i_seekpoint_offset;
900 if( priv->i_title > 0 )
901 {
902 /* Setup variables */
903 input_ControlVarNavigation( p_input );
904 input_SendEventTitle( p_input, 0 );
905 }
906
907 /* Global flag */
908 priv->b_can_pace_control = p_master->b_can_pace_control;
909 priv->b_can_pause = p_master->b_can_pause;
910 priv->b_can_rate_control = p_master->b_can_rate_control;
911 vlc_mutex_unlock( &priv->p_item->lock );
912 }
913
914 static void StartTitle( input_thread_t * p_input )
915 {
916 input_thread_private_t *priv = input_priv(p_input);
917 vlc_value_t val;
918
919 /* Start title/chapter */
920 val.i_int = priv->master->i_title_start - priv->master->i_title_offset;
921 if( val.i_int > 0 && val.i_int < priv->master->i_title )
922 input_ControlPush( p_input, INPUT_CONTROL_SET_TITLE, &val );
923
924 val.i_int = priv->master->i_seekpoint_start -
925 priv->master->i_seekpoint_offset;
926 if( val.i_int > 0 /* TODO: check upper boundary */ )
927 input_ControlPush( p_input, INPUT_CONTROL_SET_SEEKPOINT, &val );
928
929 /* Start/stop/run time */
930 priv->i_start = llroundf(1000000.f
931 * var_GetFloat( p_input, "start-time" ));
932 priv->i_stop = llroundf(1000000.f
933 * var_GetFloat( p_input, "stop-time" ));
934 if( priv->i_stop <= 0 )
935 {
936 priv->i_stop = llroundf(1000000.f
937 * var_GetFloat( p_input, "run-time" ));
938 if( priv->i_stop < 0 )
939 {
940 msg_Warn( p_input, "invalid run-time ignored" );
941 priv->i_stop = 0;
942 }
943 else
944 priv->i_stop += priv->i_start;
945 }
946
947 if( priv->i_start > 0 )
948 {
949 vlc_value_t s;
950
951 msg_Dbg( p_input, "starting at time: %"PRId64"s",
952 priv->i_start / CLOCK_FREQ );
953
954 s.i_int = priv->i_start;
955 input_ControlPush( p_input, INPUT_CONTROL_SET_TIME, &s );
956 }
957 if( priv->i_stop > 0 && priv->i_stop <= priv->i_start )
958 {
959 msg_Warn( p_input, "invalid stop-time ignored" );
960 priv->i_stop = 0;
961 }
962 priv->b_fast_seek = var_GetBool( p_input, "input-fast-seek" );
963 }
964
965 static int SlaveCompare(const void *a, const void *b)
966 {
967 const input_item_slave_t *p_slave0 = *((const input_item_slave_t **) a);
968 const input_item_slave_t *p_slave1 = *((const input_item_slave_t **) b);
969
970 if( p_slave0 == NULL || p_slave1 == NULL )
971 {
972 /* Put NULL (or rejected) subs at the end */
973 return p_slave0 == NULL ? 1 : p_slave1 == NULL ? -1 : 0;
974 }
975
976 if( p_slave0->i_priority > p_slave1->i_priority )
977 return -1;
978
979 if( p_slave0->i_priority < p_slave1->i_priority )
980 return 1;
981
982 return 0;
983 }
984
985 static bool SlaveExists( input_item_slave_t **pp_slaves, int i_slaves,
986 const char *psz_uri)
987 {
988 for( int i = 0; i < i_slaves; i++ )
989 {
990 if( pp_slaves[i] != NULL
991 && !strcmp( pp_slaves[i]->psz_uri, psz_uri ) )
992 return true;
993 }
994 return false;
995 }
996
997 static void SetSubtitlesOptions( input_thread_t *p_input )
998 {
999 /* Get fps and set it if not already set */
1000 const float f_fps = input_priv(p_input)->master->f_fps;
1001 if( f_fps > 1.f )
1002 {
1003 var_Create( p_input, "sub-original-fps", VLC_VAR_FLOAT );
1004 var_SetFloat( p_input, "sub-original-fps", f_fps );
1005
1006 float f_requested_fps = var_CreateGetFloat( p_input, "sub-fps" );
1007 if( f_requested_fps != f_fps )
1008 {
1009 var_Create( p_input, "sub-fps", VLC_VAR_FLOAT|
1010 VLC_VAR_DOINHERIT );
1011 var_SetFloat( p_input, "sub-fps", f_requested_fps );
1012 }
1013 }
1014
1015 const int i_delay = var_CreateGetInteger( p_input, "sub-delay" );
1016 if( i_delay != 0 )
1017 var_SetInteger( p_input, "spu-delay", (mtime_t)i_delay * 100000 );
1018 }
1019
1020 static void GetVarSlaves( input_thread_t *p_input,
1021 input_item_slave_t ***ppp_slaves, int *p_slaves )
1022 {
1023 char *psz = var_GetNonEmptyString( p_input, "input-slave" );
1024 if( !psz )
1025 return;
1026
1027 input_item_slave_t **pp_slaves = *ppp_slaves;
1028 int i_slaves = *p_slaves;
1029
1030 char *psz_org = psz;
1031 while( psz && *psz )
1032 {
1033 while( *psz == ' ' || *psz == '#' )
1034 psz++;
1035
1036 char *psz_delim = strchr( psz, '#' );
1037 if( psz_delim )
1038 *psz_delim++ = '\0';
1039
1040 if( *psz == 0 )
1041 break;
1042
1043 char *uri = strstr(psz, "://")
1044 ? strdup( psz ) : vlc_path2uri( psz, NULL );
1045 psz = psz_delim;
1046 if( uri == NULL )
1047 continue;
1048
1049 input_item_slave_t *p_slave =
1050 input_item_slave_New( uri, SLAVE_TYPE_AUDIO, SLAVE_PRIORITY_USER );
1051 free( uri );
1052
1053 if( unlikely( p_slave == NULL ) )
1054 break;
1055 TAB_APPEND(i_slaves, pp_slaves, p_slave);
1056 }
1057 free( psz_org );
1058
1059 *ppp_slaves = pp_slaves; /* in case of realloc */
1060 *p_slaves = i_slaves;
1061 }
1062
1063 static void LoadSlaves( input_thread_t *p_input )
1064 {
1065 input_item_slave_t **pp_slaves;
1066 int i_slaves;
1067 TAB_INIT( i_slaves, pp_slaves );
1068
1069 /* Look for and add slaves */
1070
1071 char *psz_subtitle = var_GetNonEmptyString( p_input, "sub-file" );
1072 if( psz_subtitle != NULL )
1073 {
1074 msg_Dbg( p_input, "forced subtitle: %s", psz_subtitle );
1075 char *psz_uri = input_SubtitleFile2Uri( p_input, psz_subtitle );
1076 free( psz_subtitle );
1077 psz_subtitle = NULL;
1078 if( psz_uri != NULL )
1079 {
1080 input_item_slave_t *p_slave =
1081 input_item_slave_New( psz_uri, SLAVE_TYPE_SPU,
1082 SLAVE_PRIORITY_USER );
1083 free( psz_uri );
1084 if( p_slave )
1085 {
1086 TAB_APPEND(i_slaves, pp_slaves, p_slave);
1087 psz_subtitle = p_slave->psz_uri;
1088 }
1089 }
1090 }
1091
1092 if( var_GetBool( p_input, "sub-autodetect-file" ) )
1093 {
1094 /* Add local subtitles */
1095 char *psz_autopath = var_GetNonEmptyString( p_input, "sub-autodetect-path" );
1096
1097 if( subtitles_Detect( p_input, psz_autopath, input_priv(p_input)->p_item->psz_uri,
1098 &pp_slaves, &i_slaves ) == VLC_SUCCESS )
1099 {
1100 /* check that we did not add the subtitle through sub-file */
1101 if( psz_subtitle != NULL )
1102 {
1103 for( int i = 1; i < i_slaves; i++ )
1104 {
1105 input_item_slave_t *p_curr = pp_slaves[i];
1106 if( p_curr != NULL
1107 && !strcmp( psz_subtitle, p_curr->psz_uri ) )
1108 {
1109 /* reject current sub */
1110 input_item_slave_Delete( p_curr );
1111 pp_slaves[i] = NULL;
1112 }
1113 }
1114 }
1115 }
1116 free( psz_autopath );
1117 }
1118
1119 /* Add slaves found by the directory demuxer or via libvlc */
1120 input_item_t *p_item = input_priv(p_input)->p_item;
1121 vlc_mutex_lock( &p_item->lock );
1122
1123 /* Move item slaves to local pp_slaves */
1124 for( int i = 0; i < p_item->i_slaves; i++ )
1125 {
1126 input_item_slave_t *p_slave = p_item->pp_slaves[i];
1127 if( !SlaveExists( pp_slaves, i_slaves, p_slave->psz_uri ) )
1128 TAB_APPEND(i_slaves, pp_slaves, p_slave);
1129 else
1130 input_item_slave_Delete( p_slave );
1131 }
1132 /* Slaves that are successfully loaded will be added back to the item */
1133 TAB_CLEAN( p_item->i_slaves, p_item->pp_slaves );
1134 vlc_mutex_unlock( &p_item->lock );
1135
1136 /* Add slaves from the "input-slave" option */
1137 GetVarSlaves( p_input, &pp_slaves, &i_slaves );
1138
1139 if( i_slaves > 0 )
1140 qsort( pp_slaves, i_slaves, sizeof (input_item_slave_t*),
1141 SlaveCompare );
1142
1143 /* add all detected slaves */
1144 bool p_forced[2] = {};
1145 static_assert( SLAVE_TYPE_AUDIO <= 1 && SLAVE_TYPE_SPU <= 1,
1146 "slave type size mismatch");
1147 for( int i = 0; i < i_slaves && pp_slaves[i] != NULL; i++ )
1148 {
1149 input_item_slave_t *p_slave = pp_slaves[i];
1150 /* Slaves added via options should not fail */
1151 unsigned i_flags = p_slave->i_priority != SLAVE_PRIORITY_USER
1152 ? SLAVE_ADD_CANFAIL : SLAVE_ADD_NOFLAG;
1153
1154 if( !p_forced[p_slave->i_type]
1155 && ( p_slave->b_forced || p_slave->i_priority == SLAVE_PRIORITY_USER ) )
1156 i_flags |= SLAVE_ADD_FORCED;
1157
1158 if( input_SlaveSourceAdd( p_input, p_slave->i_type, p_slave->psz_uri,
1159 i_flags ) == VLC_SUCCESS )
1160 {
1161 input_item_AddSlave( input_priv(p_input)->p_item, p_slave );
1162 p_forced[p_slave->i_type] = true;
1163 }
1164 else
1165 input_item_slave_Delete( p_slave );
1166 }
1167 TAB_CLEAN( i_slaves, pp_slaves );
1168
1169 /* Load subtitles from attachments */
1170 int i_attachment = 0;
1171 input_attachment_t **pp_attachment = NULL;
1172
1173 vlc_mutex_lock( &input_priv(p_input)->p_item->lock );
1174 for( int i = 0; i < input_priv(p_input)->i_attachment; i++ )
1175 {
1176 const input_attachment_t *a = input_priv(p_input)->attachment[i];
1177 if( !strcmp( a->psz_mime, "application/x-srt" ) )
1178 TAB_APPEND( i_attachment, pp_attachment,
1179 vlc_input_attachment_New( a->psz_name, NULL,
1180 a->psz_description, NULL, 0 ) );
1181 }
1182 vlc_mutex_unlock( &input_priv(p_input)->p_item->lock );
1183
1184 if( i_attachment > 0 )
1185 var_Create( p_input, "sub-description", VLC_VAR_STRING );
1186 for( int i = 0; i < i_attachment; i++ )
1187 {
1188 input_attachment_t *a = pp_attachment[i];
1189 if( !a )
1190 continue;
1191 char *psz_mrl;
1192 if( a->psz_name[0] &&
1193 asprintf( &psz_mrl, "attachment://%s", a->psz_name ) >= 0 )
1194 {
1195 var_SetString( p_input, "sub-description", a->psz_description ? a->psz_description : "");
1196
1197 input_SlaveSourceAdd( p_input, SLAVE_TYPE_SPU, psz_mrl,
1198 SLAVE_ADD_NOFLAG );
1199 free( psz_mrl );
1200 /* Don't update item slaves for attachements */
1201 }
1202 vlc_input_attachment_Delete( a );
1203 }
1204 free( pp_attachment );
1205 if( i_attachment > 0 )
1206 var_Destroy( p_input, "sub-description" );
1207 }
1208
1209 static void UpdatePtsDelay( input_thread_t *p_input )
1210 {
1211 input_thread_private_t *p_sys = input_priv(p_input);
1212
1213 /* Get max pts delay from input source */
1214 mtime_t i_pts_delay = p_sys->master->i_pts_delay;
1215 for( int i = 0; i < p_sys->i_slave; i++ )
1216 i_pts_delay = __MAX( i_pts_delay, p_sys->slave[i]->i_pts_delay );
1217
1218 if( i_pts_delay < 0 )
1219 i_pts_delay = 0;
1220
1221 /* Take care of audio/spu delay */
1222 const mtime_t i_audio_delay = var_GetInteger( p_input, "audio-delay" );
1223 const mtime_t i_spu_delay = var_GetInteger( p_input, "spu-delay" );
1224 const mtime_t i_extra_delay = __MIN( i_audio_delay, i_spu_delay );
1225 if( i_extra_delay < 0 )
1226 i_pts_delay -= i_extra_delay;
1227
1228 /* Update cr_average depending on the caching */
1229 const int i_cr_average = var_GetInteger( p_input, "cr-average" ) * i_pts_delay / DEFAULT_PTS_DELAY;
1230
1231 /* */
1232 es_out_SetDelay( input_priv(p_input)->p_es_out_display, AUDIO_ES, i_audio_delay );
1233 es_out_SetDelay( input_priv(p_input)->p_es_out_display, SPU_ES, i_spu_delay );
1234 es_out_SetJitter( input_priv(p_input)->p_es_out, i_pts_delay, 0, i_cr_average );
1235 }
1236
1237 static void InitPrograms( input_thread_t * p_input )
1238 {
1239 int i_es_out_mode;
1240 vlc_list_t list;
1241
1242 /* Compute correct pts_delay */
1243 UpdatePtsDelay( p_input );
1244
1245 /* Set up es_out */
1246 i_es_out_mode = ES_OUT_MODE_AUTO;
1247 if( input_priv(p_input)->p_sout )
1248 {
1249 char *prgms;
1250
1251 if( (prgms = var_GetNonEmptyString( p_input, "programs" )) != NULL )
1252 {
1253 char *buf;
1254
1255 TAB_INIT( list.i_count, list.p_values );
1256 for( const char *prgm = strtok_r( prgms, ",", &buf );
1257 prgm != NULL;
1258 prgm = strtok_r( NULL, ",", &buf ) )
1259 {
1260 vlc_value_t val = { .i_int = atoi( prgm ) };
1261 TAB_APPEND(list.i_count, list.p_values, val);
1262 }
1263
1264 if( list.i_count > 0 )
1265 i_es_out_mode = ES_OUT_MODE_PARTIAL;
1266 /* Note : we should remove the "program" callback. */
1267
1268 free( prgms );
1269 }
1270 else if( var_GetBool( p_input, "sout-all" ) )
1271 {
1272 i_es_out_mode = ES_OUT_MODE_ALL;
1273 }
1274 }
1275 es_out_SetMode( input_priv(p_input)->p_es_out, i_es_out_mode );
1276
1277 /* Inform the demuxer about waited group (needed only for DVB) */
1278 if( i_es_out_mode == ES_OUT_MODE_ALL )
1279 {
1280 demux_Control( input_priv(p_input)->master->p_demux, DEMUX_SET_GROUP, -1, NULL );
1281 }
1282 else if( i_es_out_mode == ES_OUT_MODE_PARTIAL )
1283 {
1284 demux_Control( input_priv(p_input)->master->p_demux, DEMUX_SET_GROUP, -1,
1285 &list );
1286 TAB_CLEAN( list.i_count, list.p_values );
1287 }
1288 else
1289 {
1290 demux_Control( input_priv(p_input)->master->p_demux, DEMUX_SET_GROUP,
1291 es_out_GetGroupForced( input_priv(p_input)->p_es_out ), NULL );
1292 }
1293 }
1294
1295 static int Init( input_thread_t * p_input )
1296 {
1297 input_thread_private_t *priv = input_priv(p_input);
1298 input_source_t *master;
1299
1300 if( var_Type( p_input->obj.parent, "meta-file" ) )
1301 {
1302 msg_Dbg( p_input, "Input is a meta file: disabling unneeded options" );
1303 var_SetString( p_input, "sout", "" );
1304 var_SetBool( p_input, "sout-all", false );
1305 var_SetString( p_input, "input-slave", "" );
1306 var_SetInteger( p_input, "input-repeat", 0 );
1307 var_SetString( p_input, "sub-file", "" );
1308 var_SetBool( p_input, "sub-autodetect-file", false );
1309 }
1310
1311 InitStatistics( p_input );
1312 #ifdef ENABLE_SOUT
1313 if( InitSout( p_input ) )
1314 goto error;
1315 #endif
1316
1317 /* Create es out */
1318 priv->p_es_out = input_EsOutTimeshiftNew( p_input, priv->p_es_out_display,
1319 priv->i_rate );
1320 if( priv->p_es_out == NULL )
1321 goto error;
1322
1323 /* */
1324 input_ChangeState( p_input, OPENING_S );
1325 input_SendEventCache( p_input, 0.0 );
1326
1327 /* */
1328 master = InputSourceNew( p_input, priv->p_item->psz_uri, NULL, false );
1329 if( master == NULL )
1330 goto error;
1331 priv->master = master;
1332
1333 InitTitle( p_input );
1334
1335 /* Load master infos */
1336 /* Init length */
1337 mtime_t i_length;
1338 if( demux_Control( master->p_demux, DEMUX_GET_LENGTH, &i_length ) )
1339 i_length = 0;
1340 if( i_length <= 0 )
1341 i_length = input_item_GetDuration( priv->p_item );
1342 input_SendEventLength( p_input, i_length );
1343
1344 input_SendEventPosition( p_input, 0.0, 0 );
1345
1346 if( !priv->b_preparsing )
1347 {
1348 StartTitle( p_input );
1349 SetSubtitlesOptions( p_input );
1350 LoadSlaves( p_input );
1351 InitPrograms( p_input );
1352
1353 double f_rate = var_InheritFloat( p_input, "rate" );
1354 if( f_rate != 0.0 && f_rate != 1.0 )
1355 {
1356 vlc_value_t val = { .i_int = INPUT_RATE_DEFAULT / f_rate };
1357 input_ControlPush( p_input, INPUT_CONTROL_SET_RATE, &val );
1358 }
1359 }
1360
1361 if( !priv->b_preparsing && priv->p_sout )
1362 {
1363 priv->b_out_pace_control = priv->p_sout->i_out_pace_nocontrol > 0;
1364
1365 msg_Dbg( p_input, "starting in %ssync mode",
1366 priv->b_out_pace_control ? "a" : "" );
1367 }
1368
1369 vlc_meta_t *p_meta = vlc_meta_New();
1370 if( p_meta != NULL )
1371 {
1372 /* Get meta data from users */
1373 InputMetaUser( p_input, p_meta );
1374
1375 /* Get meta data from master input */
1376 InputSourceMeta( p_input, master, p_meta );
1377
1378 /* And from slave */
1379 for( int i = 0; i < priv->i_slave; i++ )
1380 InputSourceMeta( p_input, priv->slave[i], p_meta );
1381
1382 es_out_ControlSetMeta( priv->p_es_out, p_meta );
1383 vlc_meta_Delete( p_meta );
1384 }
1385
1386 msg_Dbg( p_input, "`%s' successfully opened",
1387 input_priv(p_input)->p_item->psz_uri );
1388
1389 /* initialization is complete */
1390 input_ChangeState( p_input, PLAYING_S );
1391
1392 return VLC_SUCCESS;
1393
1394 error:
1395 input_ChangeState( p_input, ERROR_S );
1396
1397 if( input_priv(p_input)->p_es_out )
1398 es_out_Delete( input_priv(p_input)->p_es_out );
1399 es_out_SetMode( input_priv(p_input)->p_es_out_display, ES_OUT_MODE_END );
1400 if( input_priv(p_input)->p_resource )
1401 {
1402 if( input_priv(p_input)->p_sout )
1403 input_resource_RequestSout( input_priv(p_input)->p_resource,
1404 input_priv(p_input)->p_sout, NULL );
1405 input_resource_SetInput( input_priv(p_input)->p_resource, NULL );
1406 if( input_priv(p_input)->p_resource_private )
1407 input_resource_Terminate( input_priv(p_input)->p_resource_private );
1408 }
1409
1410 if( !priv->b_preparsing && libvlc_stats( p_input ) )
1411 {
1412 #define EXIT_COUNTER( c ) do { if( input_priv(p_input)->counters.p_##c ) \
1413 stats_CounterClean( input_priv(p_input)->counters.p_##c );\
1414 input_priv(p_input)->counters.p_##c = NULL; } while(0)
1415 EXIT_COUNTER( read_bytes );
1416 EXIT_COUNTER( read_packets );
1417 EXIT_COUNTER( demux_read );
1418 EXIT_COUNTER( input_bitrate );
1419 EXIT_COUNTER( demux_bitrate );
1420 EXIT_COUNTER( demux_corrupted );
1421 EXIT_COUNTER( demux_discontinuity );
1422 EXIT_COUNTER( played_abuffers );
1423 EXIT_COUNTER( lost_abuffers );
1424 EXIT_COUNTER( displayed_pictures );
1425 EXIT_COUNTER( lost_pictures );
1426 EXIT_COUNTER( decoded_audio );
1427 EXIT_COUNTER( decoded_video );
1428 EXIT_COUNTER( decoded_sub );
1429
1430 if( input_priv(p_input)->p_sout )
1431 {
1432 EXIT_COUNTER( sout_sent_packets );
1433 EXIT_COUNTER( sout_sent_bytes );
1434 EXIT_COUNTER( sout_send_bitrate );
1435 }
1436 #undef EXIT_COUNTER
1437 }
1438
1439 /* Mark them deleted */
1440 input_priv(p_input)->p_es_out = NULL;
1441 input_priv(p_input)->p_sout = NULL;
1442
1443 return VLC_EGENERIC;
1444 }
1445
1446 /*****************************************************************************
1447 * End: end the input thread
1448 *****************************************************************************/
1449 static void End( input_thread_t * p_input )
1450 {
1451 input_thread_private_t *priv = input_priv(p_input);
1452
1453 /* We are at the end */
1454 input_ChangeState( p_input, END_S );
1455
1456 /* Clean control variables */
1457 input_ControlVarStop( p_input );
1458
1459 /* Stop es out activity */
1460 es_out_SetMode( priv->p_es_out, ES_OUT_MODE_NONE );
1461
1462 /* Delete slave */
1463 for( int i = 0; i < priv->i_slave; i++ )
1464 InputSourceDestroy( priv->slave[i] );
1465 free( priv->slave );
1466
1467 /* Clean up master */
1468 InputSourceDestroy( priv->master );
1469 priv->i_title = 0;
1470 priv->title = NULL;
1471 priv->i_title_offset = 0;
1472 priv->i_seekpoint_offset = 0;
1473
1474 /* Unload all modules */
1475 if( priv->p_es_out )
1476 es_out_Delete( priv->p_es_out );
1477 es_out_SetMode( priv->p_es_out_display, ES_OUT_MODE_END );
1478
1479 if( !priv->b_preparsing )
1480 {
1481 #define CL_CO( c ) \
1482 do { \
1483 stats_CounterClean( priv->counters.p_##c ); \
1484 priv->counters.p_##c = NULL; \
1485 } while (0)
1486
1487 if( libvlc_stats( p_input ) )
1488 {
1489 /* make sure we are up to date */
1490 stats_ComputeInputStats( p_input, priv->p_item->p_stats );
1491 CL_CO( read_bytes );
1492 CL_CO( read_packets );
1493 CL_CO( demux_read );
1494 CL_CO( input_bitrate );
1495 CL_CO( demux_bitrate );
1496 CL_CO( demux_corrupted );
1497 CL_CO( demux_discontinuity );
1498 CL_CO( played_abuffers );
1499 CL_CO( lost_abuffers );
1500 CL_CO( displayed_pictures );
1501 CL_CO( lost_pictures );
1502 CL_CO( decoded_audio) ;
1503 CL_CO( decoded_video );
1504 CL_CO( decoded_sub) ;
1505 }
1506
1507 /* Close optional stream output instance */
1508 if( priv->p_sout )
1509 {
1510 CL_CO( sout_sent_packets );
1511 CL_CO( sout_sent_bytes );
1512 CL_CO( sout_send_bitrate );
1513 }
1514 #undef CL_CO
1515 }
1516
1517 vlc_mutex_lock( &priv->p_item->lock );
1518 if( priv->i_attachment > 0 )
1519 {
1520 for( int i = 0; i < priv->i_attachment; i++ )
1521 vlc_input_attachment_Delete( priv->attachment[i] );
1522 TAB_CLEAN( priv->i_attachment, priv->attachment );
1523 free( priv->attachment_demux);
1524 priv->attachment_demux = NULL;
1525 }
1526
1527 /* clean bookmarks */
1528 for( int i = 0; i < priv->i_bookmark; ++i )
1529 vlc_seekpoint_Delete( priv->pp_bookmark[i] );
1530 TAB_CLEAN( priv->i_bookmark, priv->pp_bookmark );
1531
1532 vlc_mutex_unlock( &input_priv(p_input)->p_item->lock );
1533
1534 /* */
1535 input_resource_RequestSout( input_priv(p_input)->p_resource,
1536 input_priv(p_input)->p_sout, NULL );
1537 input_resource_SetInput( input_priv(p_input)->p_resource, NULL );
1538 if( input_priv(p_input)->p_resource_private )
1539 input_resource_Terminate( input_priv(p_input)->p_resource_private );
1540 }
1541
1542 /*****************************************************************************
1543 * Control
1544 *****************************************************************************/
1545 void input_ControlPush( input_thread_t *p_input,
1546 int i_type, vlc_value_t *p_val )
1547 {
1548 input_thread_private_t *sys = input_priv(p_input);
1549
1550 vlc_mutex_lock( &sys->lock_control );
1551 if( sys->is_stopped || sys->i_control >= INPUT_CONTROL_FIFO_SIZE )
1552 {
1553 if( sys->is_stopped )
1554 msg_Dbg( p_input, "input control stopped, trashing type=%d",
1555 i_type );
1556 else
1557 msg_Err( p_input, "input control fifo overflow, trashing type=%d",
1558 i_type );
1559 if( p_val )
1560 ControlRelease( i_type, *p_val );
1561 }
1562 else
1563 {
1564 input_control_t c;
1565 c.i_type = i_type;
1566 if( p_val )
1567 c.val = *p_val;
1568 else
1569 memset( &c.val, 0, sizeof(c.val) );
1570
1571 sys->control[sys->i_control++] = c;
1572
1573 vlc_cond_signal( &sys->wait_control );
1574 }
1575 vlc_mutex_unlock( &sys->lock_control );
1576 }
1577
1578 static int ControlGetReducedIndexLocked( input_thread_t *p_input )
1579 {
1580 const int i_lt = input_priv(p_input)->control[0].i_type;
1581 int i;
1582 for( i = 1; i < input_priv(p_input)->i_control; i++ )
1583 {
1584 const int i_ct = input_priv(p_input)->control[i].i_type;
1585
1586 if( i_lt == i_ct &&
1587 ( i_ct == INPUT_CONTROL_SET_STATE ||
1588 i_ct == INPUT_CONTROL_SET_RATE ||
1589 i_ct == INPUT_CONTROL_SET_POSITION ||
1590 i_ct == INPUT_CONTROL_SET_TIME ||
1591 i_ct == INPUT_CONTROL_SET_PROGRAM ||
1592 i_ct == INPUT_CONTROL_SET_TITLE ||
1593 i_ct == INPUT_CONTROL_SET_SEEKPOINT ||
1594 i_ct == INPUT_CONTROL_SET_BOOKMARK ) )
1595 {
1596 continue;
1597 }
1598 else
1599 {
1600 /* TODO but that's not that important
1601 - merge SET_X with SET_X_CMD
1602 - ignore SET_SEEKPOINT/SET_POSITION/SET_TIME before a SET_TITLE
1603 - ignore SET_SEEKPOINT/SET_POSITION/SET_TIME before another among them
1604 - ?
1605 */
1606 break;
1607 }
1608 }
1609 return i - 1;
1610 }
1611
1612
1613 static inline int ControlPop( input_thread_t *p_input,
1614 int *pi_type, vlc_value_t *p_val,
1615 mtime_t i_deadline, bool b_postpone_seek )
1616 {
1617 input_thread_private_t *p_sys = input_priv(p_input);
1618
1619 vlc_mutex_lock( &p_sys->lock_control );
1620 while( p_sys->i_control <= 0 ||
1621 ( b_postpone_seek && ControlIsSeekRequest( p_sys->control[0].i_type ) ) )
1622 {
1623 if( p_sys->is_stopped )
1624 {
1625 vlc_mutex_unlock( &p_sys->lock_control );
1626 return VLC_EGENERIC;
1627 }
1628
1629 if( i_deadline >= 0 )
1630 {
1631 if( vlc_cond_timedwait( &p_sys->wait_control, &p_sys->lock_control,
1632 i_deadline ) )
1633 {
1634 vlc_mutex_unlock( &p_sys->lock_control );
1635 return VLC_EGENERIC;
1636 }
1637 }
1638 else
1639 vlc_cond_wait( &p_sys->wait_control, &p_sys->lock_control );
1640 }
1641
1642 /* */
1643 const int i_index = ControlGetReducedIndexLocked( p_input );
1644
1645 for( int i = 0; i < i_index; ++i )
1646 {
1647 /* Release Reduced controls */
1648 ControlRelease( p_sys->control[i].i_type, p_sys->control[i].val );
1649 }
1650
1651 /* */
1652 *pi_type = p_sys->control[i_index].i_type;
1653 *p_val = p_sys->control[i_index].val;
1654
1655 p_sys->i_control -= i_index + 1;
1656 if( p_sys->i_control > 0 )
1657 memmove( &p_sys->control[0], &p_sys->control[i_index+1],
1658 sizeof(*p_sys->control) * p_sys->i_control );
1659 vlc_mutex_unlock( &p_sys->lock_control );
1660
1661 return VLC_SUCCESS;
1662 }
1663 static bool ControlIsSeekRequest( int i_type )
1664 {
1665 switch( i_type )
1666 {
1667 case INPUT_CONTROL_SET_POSITION:
1668 case INPUT_CONTROL_SET_TIME:
1669 case INPUT_CONTROL_SET_TITLE:
1670 case INPUT_CONTROL_SET_TITLE_NEXT:
1671 case INPUT_CONTROL_SET_TITLE_PREV:
1672 case INPUT_CONTROL_SET_SEEKPOINT:
1673 case INPUT_CONTROL_SET_SEEKPOINT_NEXT:
1674 case INPUT_CONTROL_SET_SEEKPOINT_PREV:
1675 case INPUT_CONTROL_SET_BOOKMARK:
1676 case INPUT_CONTROL_NAV_ACTIVATE:
1677 case INPUT_CONTROL_NAV_UP:
1678 case INPUT_CONTROL_NAV_DOWN:
1679 case INPUT_CONTROL_NAV_LEFT:
1680 case INPUT_CONTROL_NAV_RIGHT:
1681 case INPUT_CONTROL_NAV_POPUP:
1682 case INPUT_CONTROL_NAV_MENU:
1683 return true;
1684 default:
1685 return false;
1686 }
1687 }
1688
1689 static void ControlRelease( int i_type, vlc_value_t val )
1690 {
1691 switch( i_type )
1692 {
1693 case INPUT_CONTROL_ADD_SLAVE:
1694 if( val.p_address )
1695 input_item_slave_Delete( val.p_address );
1696 break;
1697 case INPUT_CONTROL_SET_VIEWPOINT:
1698 case INPUT_CONTROL_SET_INITIAL_VIEWPOINT:
1699 case INPUT_CONTROL_UPDATE_VIEWPOINT:
1700 free( val.p_address );
1701 break;
1702
1703 default:
1704 break;
1705 }
1706 }
1707
1708 /* Pause input */
1709 static void ControlPause( input_thread_t *p_input, mtime_t i_control_date )
1710 {
1711 int i_state = PAUSE_S;
1712
1713 if( input_priv(p_input)->b_can_pause )
1714 {
1715 demux_t *p_demux = input_priv(p_input)->master->p_demux;
1716
1717 if( demux_Control( p_demux, DEMUX_SET_PAUSE_STATE, true ) )
1718 {
1719 msg_Warn( p_input, "cannot set pause state" );
1720 return;
1721 }
1722 }
1723
1724 /* */
1725 if( es_out_SetPauseState( input_priv(p_input)->p_es_out, input_priv(p_input)->b_can_pause,
1726 true, i_control_date ) )
1727 {
1728 msg_Warn( p_input, "cannot set pause state at es_out level" );
1729 return;
1730 }
1731
1732 /* Switch to new state */
1733 input_ChangeState( p_input, i_state );
1734 }
1735
1736 static void ControlUnpause( input_thread_t *p_input, mtime_t i_control_date )
1737 {
1738 if( input_priv(p_input)->b_can_pause )
1739 {
1740 demux_t *p_demux = input_priv(p_input)->master->p_demux;
1741
1742 if( demux_Control( p_demux, DEMUX_SET_PAUSE_STATE, false ) )
1743 {
1744 msg_Err( p_input, "cannot resume" );
1745 input_ChangeState( p_input, ERROR_S );
1746 return;
1747 }
1748 }
1749
1750 /* Switch to play */
1751 input_ChangeState( p_input, PLAYING_S );
1752 es_out_SetPauseState( input_priv(p_input)->p_es_out, false, false, i_control_date );
1753 }
1754
1755 static void ViewpointApply( input_thread_t *p_input )
1756 {
1757 input_thread_private_t *priv = input_priv(p_input);
1758
1759 vlc_viewpoint_clip( &priv->viewpoint );
1760
1761 vout_thread_t **pp_vout;
1762 size_t i_vout;
1763 input_resource_HoldVouts( priv->p_resource, &pp_vout, &i_vout );
1764
1765 for( size_t i = 0; i < i_vout; ++i )
1766 {
1767 var_SetAddress( pp_vout[i], "viewpoint", &priv->viewpoint );
1768 /* This variable can only be read from callbacks */
1769 var_Change( pp_vout[i], "viewpoint", VLC_VAR_SETVALUE,
1770 &(vlc_value_t) { .p_address = NULL }, NULL );
1771 vlc_object_release( pp_vout[i] );
1772 }
1773 free( pp_vout );
1774
1775 audio_output_t *p_aout = input_resource_HoldAout( priv->p_resource );
1776 if( p_aout )
1777 {
1778
1779 var_SetAddress( p_aout, "viewpoint", &priv->viewpoint );
1780 /* This variable can only be read from callbacks */
1781 var_Change( p_aout, "viewpoint", VLC_VAR_SETVALUE,
1782 &(vlc_value_t) { .p_address = NULL }, NULL );
1783 vlc_object_release( p_aout );
1784 }
1785 }
1786
1787 static void ControlNav( input_thread_t *p_input, int i_type )
1788 {
1789 input_thread_private_t *priv = input_priv(p_input);
1790
1791 if( !demux_Control( priv->master->p_demux, i_type
1792 - INPUT_CONTROL_NAV_ACTIVATE + DEMUX_NAV_ACTIVATE ) )
1793 return; /* The demux handled the navigation control */
1794
1795 /* Handle Up/Down/Left/Right if the demux can't navigate */
1796 vlc_viewpoint_t vp = {};
1797 int vol_direction = 0;
1798 int seek_direction = 0;
1799 switch( i_type )
1800 {
1801 case INPUT_CONTROL_NAV_UP:
1802 vol_direction = 1;
1803 vp.pitch = -1.f;
1804 break;
1805 case INPUT_CONTROL_NAV_DOWN:
1806 vol_direction = -1;
1807 vp.pitch = 1.f;
1808 break;
1809 case INPUT_CONTROL_NAV_LEFT:
1810 seek_direction = -1;
1811 vp.yaw = -1.f;
1812 break;
1813 case INPUT_CONTROL_NAV_RIGHT:
1814 seek_direction = 1;
1815 vp.yaw = 1.f;
1816 break;
1817 case INPUT_CONTROL_NAV_ACTIVATE:
1818 case INPUT_CONTROL_NAV_POPUP:
1819 case INPUT_CONTROL_NAV_MENU:
1820 return;
1821 default:
1822 vlc_assert_unreachable();
1823 }
1824
1825 /* Try to change the viewpoint if possible */
1826 vout_thread_t **pp_vout;
1827 size_t i_vout;
1828 bool b_viewpoint_ch = false;
1829 input_resource_HoldVouts( priv->p_resource, &pp_vout, &i_vout );
1830 for( size_t i = 0; i < i_vout; ++i )
1831 {
1832 if( !b_viewpoint_ch
1833 && var_GetBool( pp_vout[i], "viewpoint-changeable" ) )
1834 b_viewpoint_ch = true;
1835 vlc_object_release( pp_vout[i] );
1836 }
1837 free( pp_vout );
1838
1839 if( b_viewpoint_ch )
1840 {
1841 priv->viewpoint_changed = true;
1842 priv->viewpoint.yaw += vp.yaw;
1843 priv->viewpoint.pitch += vp.pitch;
1844 priv->viewpoint.roll += vp.roll;
1845 priv->viewpoint.fov += vp.fov;
1846 ViewpointApply( p_input );
1847 return;
1848 }
1849
1850 /* Seek or change volume if the input doesn't have navigation or viewpoint */
1851 if( seek_direction != 0 )
1852 {
1853 mtime_t it = var_InheritInteger( p_input, "short-jump-size" );
1854 var_SetInteger( p_input, "time-offset", it * seek_direction * CLOCK_FREQ );
1855 }
1856 else
1857 {
1858 assert( vol_direction != 0 );
1859 audio_output_t *p_aout = input_resource_HoldAout( priv->p_resource );
1860 if( p_aout )
1861 {
1862 aout_VolumeUpdate( p_aout, vol_direction, NULL );
1863 vlc_object_release( p_aout );
1864 }
1865 }
1866 }
1867
1868 #ifdef ENABLE_SOUT
1869 static void ControlUpdateSout( input_thread_t *p_input, const char* psz_chain )
1870 {
1871 var_SetString( p_input, "sout", psz_chain );
1872 if( psz_chain && *psz_chain )
1873 {
1874 if( InitSout( p_input ) != VLC_SUCCESS )
1875 {
1876 msg_Err( p_input, "Failed to start sout" );
1877 return;
1878 }
1879 }
1880 else
1881 {
1882 input_resource_RequestSout( input_priv(p_input)->p_resource,
1883 input_priv(p_input)->p_sout, NULL );
1884 input_priv(p_input)->p_sout = NULL;
1885 }
1886 es_out_Control( input_priv(p_input)->p_es_out, ES_OUT_RESTART_ALL_ES );
1887 }
1888 #endif
1889
1890 static void ControlInsertDemuxFilter( input_thread_t* p_input, const char* psz_demux_chain )
1891 {
1892 input_source_t *p_inputSource = input_priv(p_input)->master;
1893 demux_t *p_filtered_demux = demux_FilterChainNew( p_inputSource->p_demux, psz_demux_chain );
1894 if ( p_filtered_demux != NULL )
1895 p_inputSource->p_demux = p_filtered_demux;
1896 else if ( psz_demux_chain != NULL )
1897 msg_Dbg(p_input, "Failed to create demux filter %s", psz_demux_chain);
1898 }
1899
1900 static bool Control( input_thread_t *p_input,
1901 int i_type, vlc_value_t val )
1902 {
1903 const mtime_t i_control_date = mdate();
1904 /* FIXME b_force_update is abused, it should be carefully checked */
1905 bool b_force_update = false;
1906
1907 if( !p_input )
1908 return b_force_update;
1909
1910 switch( i_type )
1911 {
1912 case INPUT_CONTROL_SET_POSITION:
1913 {
1914 if( input_priv(p_input)->b_recording )
1915 {
1916 msg_Err( p_input, "INPUT_CONTROL_SET_POSITION ignored while recording" );
1917 break;
1918 }
1919
1920 float f_pos = val.f_float;
1921 if( f_pos < 0.f )
1922 f_pos = 0.f;
1923 else if( f_pos > 1.f )
1924 f_pos = 1.f;
1925 /* Reset the decoders states and clock sync (before calling the demuxer */
1926 es_out_SetTime( input_priv(p_input)->p_es_out, -1 );
1927 if( demux_Control( input_priv(p_input)->master->p_demux, DEMUX_SET_POSITION,
1928 (double) f_pos, !input_priv(p_input)->b_fast_seek ) )
1929 {
1930 msg_Err( p_input, "INPUT_CONTROL_SET_POSITION "
1931 "%2.1f%% failed", (double)(f_pos * 100.f) );
1932 }
1933 else
1934 {
1935 if( input_priv(p_input)->i_slave > 0 )
1936 SlaveSeek( p_input );
1937 input_priv(p_input)->master->b_eof = false;
1938
1939 b_force_update = true;
1940 }
1941 break;
1942 }
1943
1944 case INPUT_CONTROL_SET_TIME:
1945 {
1946 int64_t i_time;
1947 int i_ret;
1948
1949 if( input_priv(p_input)->b_recording )
1950 {
1951 msg_Err( p_input, "INPUT_CONTROL_SET_TIME ignored while recording" );
1952 break;
1953 }
1954
1955 i_time = val.i_int;
1956 if( i_time < 0 )
1957 i_time = 0;
1958
1959 /* Reset the decoders states and clock sync (before calling the demuxer */
1960 es_out_SetTime( input_priv(p_input)->p_es_out, -1 );
1961
1962 i_ret = demux_Control( input_priv(p_input)->master->p_demux,
1963 DEMUX_SET_TIME, i_time,
1964 !input_priv(p_input)->b_fast_seek );
1965 if( i_ret )
1966 {
1967 int64_t i_length;
1968
1969 /* Emulate it with a SET_POS */
1970 if( !demux_Control( input_priv(p_input)->master->p_demux,
1971 DEMUX_GET_LENGTH, &i_length ) && i_length > 0 )
1972 {
1973 double f_pos = (double)i_time / (double)i_length;
1974 i_ret = demux_Control( input_priv(p_input)->master->p_demux,
1975 DEMUX_SET_POSITION, f_pos,
1976 !input_priv(p_input)->b_fast_seek );
1977 }
1978 }
1979 if( i_ret )
1980 {
1981 msg_Warn( p_input, "INPUT_CONTROL_SET_TIME %"PRId64
1982 " failed or not possible", i_time );
1983 }
1984 else
1985 {
1986 if( input_priv(p_input)->i_slave > 0 )
1987 SlaveSeek( p_input );
1988 input_priv(p_input)->master->b_eof = false;
1989
1990 b_force_update = true;
1991 }
1992 break;
1993 }
1994
1995 case INPUT_CONTROL_SET_STATE:
1996 switch( val.i_int )
1997 {
1998 case PLAYING_S:
1999 if( input_priv(p_input)->i_state == PAUSE_S )
2000 {
2001 ControlUnpause( p_input, i_control_date );
2002 b_force_update = true;
2003 }
2004 break;
2005 case PAUSE_S:
2006 if( input_priv(p_input)->i_state == PLAYING_S )
2007 {
2008 ControlPause( p_input, i_control_date );
2009 b_force_update = true;
2010 }
2011 break;
2012 default:
2013 msg_Err( p_input, "invalid INPUT_CONTROL_SET_STATE" );
2014 }
2015 break;
2016
2017 case INPUT_CONTROL_SET_RATE:
2018 {
2019 /* Get rate and direction */
2020 long long i_rate = llabs( val.i_int );
2021 int i_rate_sign = val.i_int < 0 ? -1 : 1;
2022
2023 /* Check rate bound */
2024 if( i_rate < INPUT_RATE_MIN )
2025 {
2026 msg_Dbg( p_input, "cannot set rate faster" );
2027 i_rate = INPUT_RATE_MIN;
2028 }
2029 else if( i_rate > INPUT_RATE_MAX )
2030 {
2031 msg_Dbg( p_input, "cannot set rate slower" );
2032 i_rate = INPUT_RATE_MAX;
2033 }
2034
2035 /* Apply direction */
2036 if( i_rate_sign < 0 )
2037 {
2038 if( input_priv(p_input)->master->b_rescale_ts )
2039 {
2040 msg_Dbg( p_input, "cannot set negative rate" );
2041 i_rate = input_priv(p_input)->i_rate;
2042 assert( i_rate > 0 );
2043 }
2044 else
2045 {
2046 i_rate *= i_rate_sign;
2047 }
2048 }
2049
2050 if( i_rate != INPUT_RATE_DEFAULT &&
2051 ( ( !input_priv(p_input)->b_can_rate_control && !input_priv(p_input)->master->b_rescale_ts ) ||
2052 ( input_priv(p_input)->p_sout && !input_priv(p_input)->b_out_pace_control ) ) )
2053 {
2054 msg_Dbg( p_input, "cannot change rate" );
2055 i_rate = INPUT_RATE_DEFAULT;
2056 }
2057 if( i_rate != input_priv(p_input)->i_rate &&
2058 !input_priv(p_input)->b_can_pace_control && input_priv(p_input)->b_can_rate_control )
2059 {
2060 if( !input_priv(p_input)->master->b_rescale_ts )
2061 es_out_Control( input_priv(p_input)->p_es_out, ES_OUT_RESET_PCR );
2062
2063 if( demux_Control( input_priv(p_input)->master->p_demux, DEMUX_SET_RATE,
2064 &i_rate ) )
2065 {
2066 msg_Warn( p_input, "ACCESS/DEMUX_SET_RATE failed" );
2067 i_rate = input_priv(p_input)->i_rate;
2068 }
2069 }
2070
2071 /* */
2072 if( i_rate != input_priv(p_input)->i_rate )
2073 {
2074 input_priv(p_input)->i_rate = i_rate;
2075 input_SendEventRate( p_input, i_rate );
2076
2077 if( input_priv(p_input)->master->b_rescale_ts )
2078 {
2079 const int i_rate_source = (input_priv(p_input)->b_can_pace_control || input_priv(p_input)->b_can_rate_control ) ? i_rate : INPUT_RATE_DEFAULT;
2080 es_out_SetRate( input_priv(p_input)->p_es_out, i_rate_source, i_rate );
2081 }
2082
2083 b_force_update = true;
2084 }
2085 break;
2086 }
2087
2088 case INPUT_CONTROL_SET_PROGRAM:
2089 /* No need to force update, es_out does it if needed */
2090 es_out_Control( input_priv(p_input)->p_es_out,
2091 ES_OUT_SET_GROUP, val.i_int );
2092
2093 demux_Control( input_priv(p_input)->master->p_demux, DEMUX_SET_GROUP, val.i_int,
2094 NULL );
2095 break;
2096
2097 case INPUT_CONTROL_SET_ES:
2098 /* No need to force update, es_out does it if needed */
2099 es_out_Control( input_priv(p_input)->p_es_out_display,
2100 ES_OUT_SET_ES_BY_ID, (int)val.i_int );
2101
2102 demux_Control( input_priv(p_input)->master->p_demux, DEMUX_SET_ES, (int)val.i_int );
2103 break;
2104
2105 case INPUT_CONTROL_RESTART_ES:
2106 es_out_Control( input_priv(p_input)->p_es_out_display,
2107 ES_OUT_RESTART_ES_BY_ID, (int)val.i_int );
2108 break;
2109
2110 case INPUT_CONTROL_SET_VIEWPOINT:
2111 case INPUT_CONTROL_SET_INITIAL_VIEWPOINT:
2112 case INPUT_CONTROL_UPDATE_VIEWPOINT:
2113 {
2114 input_thread_private_t *priv = input_priv(p_input);
2115 const vlc_viewpoint_t *p_vp = val.p_address;
2116
2117 if ( i_type == INPUT_CONTROL_SET_INITIAL_VIEWPOINT )
2118 {
2119
2120 /* Set the initial viewpoint if it had not been changed by the
2121 * user. */
2122 if( !priv->viewpoint_changed )
2123 priv->viewpoint = *p_vp;
2124 /* Update viewpoints of aout and every vouts in all cases. */
2125 }
2126 else if ( i_type == INPUT_CONTROL_SET_VIEWPOINT)
2127 {
2128 priv->viewpoint_changed = true;
2129 priv->viewpoint = *p_vp;
2130 }
2131 else
2132 {
2133 priv->viewpoint_changed = true;
2134 priv->viewpoint.yaw += p_vp->yaw;
2135 priv->viewpoint.pitch += p_vp->pitch;
2136 priv->viewpoint.roll += p_vp->roll;
2137 priv->viewpoint.fov += p_vp->fov;
2138 }
2139
2140 ViewpointApply( p_input );
2141 break;
2142 }
2143
2144 case INPUT_CONTROL_SET_AUDIO_DELAY:
2145 input_SendEventAudioDelay( p_input, val.i_int );
2146 UpdatePtsDelay( p_input );
2147 break;
2148
2149 case INPUT_CONTROL_SET_SPU_DELAY:
2150 input_SendEventSubtitleDelay( p_input, val.i_int );
2151 UpdatePtsDelay( p_input );
2152 break;
2153
2154 case INPUT_CONTROL_SET_TITLE:
2155 case INPUT_CONTROL_SET_TITLE_NEXT:
2156 case INPUT_CONTROL_SET_TITLE_PREV:
2157 {
2158 if( input_priv(p_input)->b_recording )
2159 {
2160 msg_Err( p_input, "INPUT_CONTROL_SET_TITLE(*) ignored while recording" );
2161 break;
2162 }
2163 if( input_priv(p_input)->master->i_title <= 0 )
2164 break;
2165
2166 int i_title = demux_GetTitle( input_priv(p_input)->master->p_demux );
2167 if( i_type == INPUT_CONTROL_SET_TITLE_PREV )
2168 i_title--;
2169 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
2170 i_title++;
2171 else
2172 i_title = val.i_int;
2173 if( i_title < 0 || i_title >= input_priv(p_input)->master->i_title )
2174 break;
2175
2176 es_out_SetTime( input_priv(p_input)->p_es_out, -1 );
2177 demux_Control( input_priv(p_input)->master->p_demux,
2178 DEMUX_SET_TITLE, i_title );
2179 input_SendEventTitle( p_input, i_title );
2180 break;
2181 }
2182 case INPUT_CONTROL_SET_SEEKPOINT:
2183 case INPUT_CONTROL_SET_SEEKPOINT_NEXT:
2184 case INPUT_CONTROL_SET_SEEKPOINT_PREV:
2185 {
2186 if( input_priv(p_input)->b_recording )
2187 {
2188 msg_Err( p_input, "INPUT_CONTROL_SET_SEEKPOINT(*) ignored while recording" );
2189 break;
2190 }
2191 if( input_priv(p_input)->master->i_title <= 0 )
2192 break;
2193
2194 demux_t *p_demux = input_priv(p_input)->master->p_demux;
2195
2196 int i_title = demux_GetTitle( p_demux );
2197 int i_seekpoint = demux_GetSeekpoint( p_demux );
2198
2199 if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV )
2200 {
2201 int64_t i_seekpoint_time = input_priv(p_input)->master->title[i_title]->seekpoint[i_seekpoint]->i_time_offset;
2202 int64_t i_input_time = var_GetInteger( p_input, "time" );
2203 if( i_seekpoint_time >= 0 && i_input_time >= 0 )
2204 {
2205 if( i_input_time < i_seekpoint_time + 3000000 )
2206 i_seekpoint--;
2207 }
2208 else
2209 i_seekpoint--;
2210 }
2211 else if( i_type == INPUT_CONTROL_SET_SEEKPOINT_NEXT )
2212 i_seekpoint++;
2213 else
2214 i_seekpoint = val.i_int;
2215 if( i_seekpoint < 0
2216 || i_seekpoint >= input_priv(p_input)->master->title[i_title]->i_seekpoint )
2217 break;
2218
2219 es_out_SetTime( input_priv(p_input)->p_es_out, -1 );
2220 demux_Control( input_priv(p_input)->master->p_demux,
2221 DEMUX_SET_SEEKPOINT, i_seekpoint );
2222 input_SendEventSeekpoint( p_input, i_title, i_seekpoint );
2223 break;
2224 }
2225
2226 case INPUT_CONTROL_ADD_SLAVE:
2227 if( val.p_address )
2228 {
2229 input_item_slave_t *p_item_slave = val.p_address;
2230 unsigned i_flags = SLAVE_ADD_CANFAIL | SLAVE_ADD_SET_TIME;
2231 if( p_item_slave->b_forced )
2232 i_flags |= SLAVE_ADD_FORCED;
2233
2234 if( input_SlaveSourceAdd( p_input, p_item_slave->i_type,
2235 p_item_slave->psz_uri, i_flags )
2236 == VLC_SUCCESS )
2237 {
2238 /* Update item slaves */
2239 input_item_AddSlave( input_priv(p_input)->p_item, p_item_slave );
2240 /* The slave is now owned by the item */
2241 val.p_address = NULL;
2242 }
2243 }
2244 break;
2245
2246 case INPUT_CONTROL_SET_RECORD_STATE:
2247 if( !!input_priv(p_input)->b_recording != !!val.b_bool )
2248 {
2249 if( input_priv(p_input)->master->b_can_stream_record )
2250 {
2251 if( demux_Control( input_priv(p_input)->master->p_demux,
2252 DEMUX_SET_RECORD_STATE, val.b_bool ) )
2253 val.b_bool = false;
2254 }
2255 else
2256 {
2257 if( es_out_SetRecordState( input_priv(p_input)->p_es_out_display, val.b_bool ) )
2258 val.b_bool = false;
2259 }
2260 input_priv(p_input)->b_recording = val.b_bool;
2261
2262 input_SendEventRecord( p_input, val.b_bool );
2263
2264 b_force_update = true;
2265 }
2266 break;
2267
2268 case INPUT_CONTROL_SET_FRAME_NEXT:
2269 if( input_priv(p_input)->i_state == PAUSE_S )
2270 {
2271 es_out_SetFrameNext( input_priv(p_input)->p_es_out );
2272 }
2273 else if( input_priv(p_input)->i_state == PLAYING_S )
2274 {
2275 ControlPause( p_input, i_control_date );
2276 }
2277 else
2278 {
2279 msg_Err( p_input, "invalid state for frame next" );
2280 }
2281 b_force_update = true;
2282 break;
2283
2284 case INPUT_CONTROL_SET_BOOKMARK:
2285 {
2286 mtime_t time_offset = -1;
2287
2288 vlc_mutex_lock( &input_priv(p_input)->p_item->lock );
2289 if( val.i_int >= 0 && val.i_int < input_priv(p_input)->i_bookmark )
2290 {
2291 const seekpoint_t *p_bookmark = input_priv(p_input)->pp_bookmark[val.i_int];
2292 time_offset = p_bookmark->i_time_offset;
2293 }
2294 vlc_mutex_unlock( &input_priv(p_input)->p_item->lock );
2295
2296 if( time_offset < 0 )
2297 {
2298 msg_Err( p_input, "invalid bookmark %"PRId64, val.i_int );
2299 break;
2300 }
2301
2302 val.i_int = time_offset;
2303 b_force_update = Control( p_input, INPUT_CONTROL_SET_TIME, val );
2304 break;
2305 }
2306 case INPUT_CONTROL_SET_RENDERER:
2307 {
2308 #ifdef ENABLE_SOUT
2309 vlc_renderer_item_t *p_item = val.p_address;
2310 input_thread_private_t *p_priv = input_priv( p_input );
2311 // We do not support switching from a renderer to another for now
2312 if ( p_item == NULL && p_priv->p_renderer == NULL )
2313 break;
2314
2315 if ( p_priv->p_renderer )
2316 {
2317 ControlUpdateSout( p_input, NULL );
2318 demux_FilterDisable( p_priv->master->p_demux,
2319 vlc_renderer_item_demux_filter( p_priv->p_renderer ) );
2320 vlc_renderer_item_release( p_priv->p_renderer );
2321 p_priv->p_renderer = NULL;
2322 }
2323 if( p_item != NULL )
2324 {
2325 p_priv->p_renderer = vlc_renderer_item_hold( p_item );
2326 ControlUpdateSout( p_input, vlc_renderer_item_sout( p_item ) );
2327 if( !demux_FilterEnable( p_priv->master->p_demux,
2328 vlc_renderer_item_demux_filter( p_priv->p_renderer ) ) )
2329 {
2330 ControlInsertDemuxFilter( p_input,
2331 vlc_renderer_item_demux_filter( p_item ) );
2332 }
2333 input_resource_TerminateVout( p_priv->p_resource );
2334 }
2335 #endif
2336 break;
2337 }
2338
2339 case INPUT_CONTROL_NAV_ACTIVATE:
2340 case INPUT_CONTROL_NAV_UP:
2341 case INPUT_CONTROL_NAV_DOWN:
2342 case INPUT_CONTROL_NAV_LEFT:
2343 case INPUT_CONTROL_NAV_RIGHT:
2344 case INPUT_CONTROL_NAV_POPUP:
2345 case INPUT_CONTROL_NAV_MENU:
2346 ControlNav( p_input, i_type );
2347 break;
2348
2349 default:
2350 msg_Err( p_input, "not yet implemented" );
2351 break;
2352 }
2353
2354 ControlRelease( i_type, val );
2355 return b_force_update;
2356 }
2357
2358 /*****************************************************************************
2359 * UpdateTitleSeekpoint
2360 *****************************************************************************/
2361 static int UpdateTitleSeekpoint( input_thread_t *p_input,
2362 int i_title, int i_seekpoint )
2363 {
2364 int i_title_end = input_priv(p_input)->master->i_title_end -
2365 input_priv(p_input)->master->i_title_offset;
2366 int i_seekpoint_end = input_priv(p_input)->master->i_seekpoint_end -
2367 input_priv(p_input)->master->i_seekpoint_offset;
2368
2369 if( i_title_end >= 0 && i_seekpoint_end >= 0 )
2370 {
2371 if( i_title > i_title_end ||
2372 ( i_title == i_title_end && i_seekpoint > i_seekpoint_end ) )
2373 return VLC_DEMUXER_EOF;
2374 }
2375 else if( i_seekpoint_end >= 0 )
2376 {
2377 if( i_seekpoint > i_seekpoint_end )
2378 return VLC_DEMUXER_EOF;
2379 }
2380 else if( i_title_end >= 0 )
2381 {
2382 if( i_title > i_title_end )
2383 return VLC_DEMUXER_EOF;
2384 }
2385 return VLC_DEMUXER_SUCCESS;
2386 }
2387 /*****************************************************************************
2388 * Update*FromDemux:
2389 *****************************************************************************/
2390 static int UpdateTitleSeekpointFromDemux( input_thread_t *p_input )
2391 {
2392 demux_t *p_demux = input_priv(p_input)->master->p_demux;
2393
2394 /* TODO event-like */
2395 if( demux_TestAndClearFlags( p_demux, INPUT_UPDATE_TITLE ) )
2396 input_SendEventTitle( p_input, demux_GetTitle( p_demux ) );
2397
2398 if( demux_TestAndClearFlags( p_demux, INPUT_UPDATE_SEEKPOINT ) )
2399 input_SendEventSeekpoint( p_input, demux_GetTitle( p_demux ),
2400 demux_GetSeekpoint( p_demux ) );
2401
2402 return UpdateTitleSeekpoint( p_input,
2403 demux_GetTitle( p_demux ),
2404 demux_GetSeekpoint( p_demux ) );
2405 }
2406
2407 static void UpdateGenericFromDemux( input_thread_t *p_input )
2408 {
2409 demux_t *p_demux = input_priv(p_input)->master->p_demux;
2410
2411 if( demux_TestAndClearFlags( p_demux, INPUT_UPDATE_META ) )
2412 InputUpdateMeta( p_input, p_demux );
2413
2414 {
2415 double quality;
2416 double strength;
2417
2418 if( !demux_Control( p_demux, DEMUX_GET_SIGNAL, &quality, &strength ) )
2419 input_SendEventSignal( p_input, quality, strength );
2420 }
2421 }
2422
2423 static void UpdateTitleListfromDemux( input_thread_t *p_input )
2424 {
2425 input_thread_private_t *priv = input_priv(p_input);
2426 input_source_t *in = priv->master;
2427
2428 /* Delete the preexisting titles */
2429 if( in->i_title > 0 )
2430 {
2431 for( int i = 0; i < in->i_title; i++ )
2432 vlc_input_title_Delete( in->title[i] );
2433 TAB_CLEAN( in->i_title, in->title );
2434 priv->i_title = 0;
2435 priv->title = NULL;
2436 in->b_title_demux = false;
2437 }
2438
2439 /* Get the new title list */
2440 if( demux_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
2441 &in->title, &in->i_title,
2442 &in->i_title_offset, &in->i_seekpoint_offset ) )
2443 TAB_INIT( in->i_title, in->title );
2444 else
2445 in->b_title_demux = true;
2446
2447 InitTitle( p_input );
2448 }
2449
2450 static int
2451 InputStreamHandleAnchor( input_source_t *source, stream_t **stream,
2452 char const *anchor )
2453 {
2454 char const* extra;
2455 if( stream_extractor_AttachParsed( stream, anchor, &extra ) )
2456 {
2457 msg_Err( source, "unable to attach stream-extractors for %s",
2458 (*stream)->psz_url );
2459
2460 return VLC_EGENERIC;
2461 }
2462
2463 if( vlc_stream_directory_Attach( stream, NULL ) )
2464 msg_Dbg( source, "attachment of directory-extractor failed for %s",
2465 (*stream)->psz_url );
2466
2467 MRLSections( extra ? extra : "",
2468 &source->i_title_start, &source->i_title_end,
2469 &source->i_seekpoint_start, &source->i_seekpoint_end );
2470
2471 return VLC_SUCCESS;
2472 }
2473
2474 static demux_t *InputDemuxNew( input_thread_t *p_input, input_source_t *p_source,
2475 const char *psz_access, const char *psz_demux,
2476 const char *psz_path, const char *psz_anchor )
2477 {
2478 input_thread_private_t *priv = input_priv(p_input );
2479 demux_t *p_demux = NULL;
2480
2481 /* first, try to create an access demux */
2482 p_demux = demux_NewAdvanced( VLC_OBJECT( p_source ), p_input,
2483 psz_access, psz_demux, psz_path,
2484 NULL, priv->p_es_out, priv->b_preparsing );
2485 if( p_demux )
2486 {
2487 MRLSections( psz_anchor,
2488 &p_source->i_title_start, &p_source->i_title_end,
2489 &p_source->i_seekpoint_start, &p_source->i_seekpoint_end );
2490
2491 return p_demux;
2492 }
2493
2494 /* not an access-demux: create the underlying access stream */
2495 char *psz_base_mrl;
2496
2497 if( asprintf( &psz_base_mrl, "%s://%s", psz_access, psz_path ) < 0 )
2498 return NULL;
2499
2500 char *psz_filters = var_InheritString( p_source, "stream-filter" );
2501 stream_t* p_stream = stream_AccessNew( VLC_OBJECT( p_source ), p_input,
2502 priv->b_preparsing,
2503 psz_base_mrl );
2504 FREENULL( psz_base_mrl );
2505
2506 if( p_stream == NULL )
2507 goto error;
2508
2509 /* attach explicit stream filters to stream */
2510 if( psz_filters )
2511 p_stream = stream_FilterChainNew( p_stream, psz_filters );
2512
2513 FREENULL( psz_filters );
2514
2515 /* handle anchors */
2516 if( InputStreamHandleAnchor( p_source, &p_stream, psz_anchor ) )
2517 goto error;
2518
2519 /* attach conditional record stream-filter */
2520 if( var_InheritBool( p_source, "input-record-native" ) )
2521 p_stream = stream_FilterChainNew( p_stream, "record" );
2522
2523 /* create a regular demux with the access stream created */
2524 p_demux = demux_NewAdvanced( VLC_OBJECT( p_source ), p_input,
2525 psz_access, psz_demux, psz_path,
2526 p_stream, priv->p_es_out,
2527 priv->b_preparsing );
2528 if( p_demux )
2529 return p_demux;
2530
2531 error:
2532 free( psz_base_mrl );
2533 free( psz_filters );
2534
2535 if( p_stream )
2536 vlc_stream_Delete( p_stream );
2537
2538 return NULL;
2539 }
2540
2541 /*****************************************************************************
2542 * InputSourceNew:
2543 *****************************************************************************/
2544 static input_source_t *InputSourceNew( input_thread_t *p_input,
2545 const char *psz_mrl,
2546 const char *psz_forced_demux,
2547 bool b_in_can_fail )
2548 {
2549 input_thread_private_t *priv = input_priv(p_input);
2550 input_source_t *in = vlc_custom_create( p_input, sizeof( *in ),
2551 "input source" );
2552 if( unlikely(in == NULL) )
2553 return NULL;
2554
2555 const char *psz_access, *psz_demux, *psz_path, *psz_anchor = NULL;
2556
2557 assert( psz_mrl );
2558 char *psz_dup = strdup( psz_mrl );
2559 char *psz_demux_var = NULL;
2560
2561 if( psz_dup == NULL )
2562 {
2563 vlc_object_release( in );
2564 return NULL;
2565 }
2566
2567 /* Split uri */
2568 input_SplitMRL( &psz_access, &psz_demux, &psz_path, &psz_anchor, psz_dup );
2569
2570 if( psz_demux == NULL || psz_demux[0] == '\0' )
2571 psz_demux = psz_demux_var = var_InheritString( in, "demux" );
2572
2573 if( psz_forced_demux != NULL )
2574 psz_demux = psz_forced_demux;
2575
2576 if( psz_demux == NULL )
2577 psz_demux = "any";
2578
2579 msg_Dbg( p_input, "`%s' gives access `%s' demux `%s' path `%s'",
2580 psz_mrl, psz_access, psz_demux, psz_path );
2581
2582 if( input_priv(p_input)->master == NULL /* XXX ugly */)
2583 { /* On master stream only, use input-list */
2584 char *str = var_InheritString( p_input, "input-list" );
2585 if( str != NULL )
2586 {
2587 char *list;
2588
2589 var_Create( p_input, "concat-list", VLC_VAR_STRING );
2590 if( likely(asprintf( &list, "%s://%s,%s", psz_access, psz_path,
2591 str ) >= 0) )
2592 {
2593 var_SetString( p_input, "concat-list", list );
2594 free( list );
2595 }
2596 free( str );
2597 psz_access = "concat";
2598 }
2599 }
2600
2601 if( strcasecmp( psz_access, "concat" ) )
2602 { /* Autodetect extra files if none specified */
2603 int count;
2604 char **tab;
2605
2606 TAB_INIT( count, tab );
2607 InputGetExtraFiles( p_input, &count, &tab, &psz_access, psz_path );
2608 if( count > 0 )
2609 {
2610 char *list = NULL;
2611
2612 for( int i = 0; i < count; i++ )
2613 {
2614 char *str;
2615 if( asprintf( &str, "%s,%s", list ? list : psz_mrl,
2616 tab[i] ) < 0 )
2617 break;
2618
2619 free( tab[i] );
2620 free( list );
2621 list = str;
2622 }
2623
2624 var_Create( p_input, "concat-list", VLC_VAR_STRING );
2625 if( likely(list != NULL) )
2626 {
2627 var_SetString( p_input, "concat-list", list );
2628 free( list );
2629 }
2630 }
2631 TAB_CLEAN( count, tab );
2632 }
2633
2634 in->p_demux = InputDemuxNew( p_input, in, psz_access, psz_demux,
2635 psz_path, psz_anchor );
2636
2637 free( psz_demux_var );
2638 free( psz_dup );
2639
2640 if( in->p_demux == NULL )
2641 {
2642 if( !b_in_can_fail && !input_Stopped( p_input ) )
2643 vlc_dialog_display_error( p_input, _("Your input can't be opened"),
2644 _("VLC is unable to open the MRL '%s'."
2645 " Check the log for details."), psz_mrl );
2646 vlc_object_release( in );
2647 return NULL;
2648 }
2649
2650 char *psz_demux_chain = NULL;
2651 if( priv->p_renderer )
2652 {
2653 const char* psz_renderer_demux = vlc_renderer_item_demux_filter(
2654 priv->p_renderer );
2655 if( psz_renderer_demux )
2656 psz_demux_chain = strdup( psz_renderer_demux );
2657 }
2658 if( !psz_demux_chain )
2659 psz_demux_chain = var_GetNonEmptyString(p_input, "demux-filter");
2660 if( psz_demux_chain != NULL ) /* add the chain of demux filters */
2661 {
2662 in->p_demux = demux_FilterChainNew( in->p_demux, psz_demux_chain );
2663 free( psz_demux_chain );
2664
2665 if( in->p_demux == NULL )
2666 {
2667 msg_Err(p_input, "Failed to create demux filter");
2668 vlc_object_release( in );
2669 return NULL;
2670 }
2671 }
2672
2673 /* Get infos from (access_)demux */
2674 bool b_can_seek;
2675 if( demux_Control( in->p_demux, DEMUX_CAN_SEEK, &b_can_seek ) )
2676 b_can_seek = false;
2677 var_SetBool( p_input, "can-seek", b_can_seek );
2678
2679 if( demux_Control( in->p_demux, DEMUX_CAN_CONTROL_PACE,
2680 &in->b_can_pace_control ) )
2681 in->b_can_pace_control = false;
2682
2683 assert( in->p_demux->pf_demux != NULL || !in->b_can_pace_control );
2684
2685 if( !in->b_can_pace_control )
2686 {
2687 if( demux_Control( in->p_demux, DEMUX_CAN_CONTROL_RATE,
2688 &in->b_can_rate_control ) )
2689 {
2690 in->b_can_rate_control = false;
2691 in->b_rescale_ts = true;
2692 }
2693 else
2694 in->b_rescale_ts = !in->b_can_rate_control;
2695 }
2696 else
2697 {
2698 in->b_can_rate_control = true;
2699 in->b_rescale_ts = true;
2700 }
2701
2702 demux_Control( in->p_demux, DEMUX_CAN_PAUSE, &in->b_can_pause );
2703
2704 var_SetBool( p_input, "can-pause", in->b_can_pause || !in->b_can_pace_control ); /* XXX temporary because of es_out_timeshift*/
2705 var_SetBool( p_input, "can-rate", !in->b_can_pace_control || in->b_can_rate_control ); /* XXX temporary because of es_out_timeshift*/
2706 var_SetBool( p_input, "can-rewind", !in->b_rescale_ts && !in->b_can_pace_control && in->b_can_rate_control );
2707
2708 /* Set record capabilities */
2709 if( demux_Control( in->p_demux, DEMUX_CAN_RECORD, &in->b_can_stream_record ) )
2710 in->b_can_stream_record = false;
2711 #ifdef ENABLE_SOUT
2712 if( !var_GetBool( p_input, "input-record-native" ) )
2713 in->b_can_stream_record = false;
2714 var_SetBool( p_input, "can-record", true );
2715 #else
2716 var_SetBool( p_input, "can-record", in->b_can_stream_record );
2717 #endif
2718
2719 /* get attachment
2720 * FIXME improve for b_preparsing: move it after GET_META and check psz_arturl */
2721 if( !input_priv(p_input)->b_preparsing )
2722 {
2723 if( demux_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
2724 &in->title, &in->i_title,
2725 &in->i_title_offset, &in->i_seekpoint_offset ))
2726 {
2727 TAB_INIT( in->i_title, in->title );
2728 }
2729 else
2730 {
2731 in->b_title_demux = true;
2732 }
2733
2734 int i_attachment;
2735 input_attachment_t **attachment;
2736 if( !demux_Control( in->p_demux, DEMUX_GET_ATTACHMENTS,
2737 &attachment, &i_attachment ) )
2738 {
2739 vlc_mutex_lock( &input_priv(p_input)->p_item->lock );
2740 AppendAttachment( &input_priv(p_input)->i_attachment, &input_priv(p_input)->attachment, &input_priv(p_input)->attachment_demux,
2741 i_attachment, attachment, in->p_demux );
2742 vlc_mutex_unlock( &input_priv(p_input)->p_item->lock );
2743 }
2744
2745 demux_Control( in->p_demux, DEMUX_GET_PTS_DELAY, &in->i_pts_delay );
2746 if( in->i_pts_delay > INPUT_PTS_DELAY_MAX )
2747 in->i_pts_delay = INPUT_PTS_DELAY_MAX;
2748 else if( in->i_pts_delay < 0 )
2749 in->i_pts_delay = 0;
2750 }
2751
2752 if( demux_Control( in->p_demux, DEMUX_GET_FPS, &in->f_fps ) )
2753 in->f_fps = 0.f;
2754
2755 if( var_GetInteger( p_input, "clock-synchro" ) != -1 )
2756 in->b_can_pace_control = !var_GetInteger( p_input, "clock-synchro" );
2757
2758 return in;
2759 }
2760
2761 /*****************************************************************************
2762 * InputSourceDestroy:
2763 *****************************************************************************/
2764 static void InputSourceDestroy( input_source_t *in )
2765 {
2766 int i;
2767
2768 if( in->p_demux )
2769 demux_Delete( in->p_demux );
2770
2771 if( in->i_title > 0 )
2772 {
2773 for( i = 0; i < in->i_title; i++ )
2774 vlc_input_title_Delete( in->title[i] );
2775 TAB_CLEAN( in->i_title, in->title );
2776 }
2777
2778 vlc_object_release( in );
2779 }
2780
2781 /*****************************************************************************
2782 * InputSourceMeta:
2783 *****************************************************************************/
2784 static void InputSourceMeta( input_thread_t *p_input,
2785 input_source_t *p_source, vlc_meta_t *p_meta )
2786 {
2787 demux_t *p_demux = p_source->p_demux;
2788
2789 /* XXX Remember that checking against p_item->p_meta->i_status & ITEM_PREPARSED
2790 * is a bad idea */
2791
2792 bool has_meta = false;
2793
2794 /* Read demux meta */
2795 if( !demux_Control( p_demux, DEMUX_GET_META, p_meta ) )
2796 has_meta = true;
2797
2798 bool has_unsupported;
2799 if( demux_Control( p_demux, DEMUX_HAS_UNSUPPORTED_META, &has_unsupported ) )
2800 has_unsupported = true;
2801
2802 /* If the demux report unsupported meta data, or if we don't have meta data
2803 * try an external "meta reader" */
2804 if( has_meta && !has_unsupported )
2805 return;
2806
2807 demux_meta_t *p_demux_meta =
2808 vlc_custom_create( p_source, sizeof( *p_demux_meta ), "demux meta" );
2809 if( unlikely(p_demux_meta == NULL) )
2810 return;
2811 p_demux_meta->p_item = input_priv(p_input)->p_item;
2812
2813 module_t *p_id3 = module_need( p_demux_meta, "meta reader", NULL, false );
2814 if( p_id3 )
2815 {
2816 if( p_demux_meta->p_meta )
2817 {
2818 vlc_meta_Merge( p_meta, p_demux_meta->p_meta );
2819 vlc_meta_Delete( p_demux_meta->p_meta );
2820 }
2821
2822 if( p_demux_meta->i_attachments > 0 )
2823 {
2824 vlc_mutex_lock( &input_priv(p_input)->p_item->lock );
2825 AppendAttachment( &input_priv(p_input)->i_attachment, &input_priv(p_input)->attachment, &input_priv(p_input)->attachment_demux,
2826 p_demux_meta->i_attachments, p_demux_meta->attachments, p_demux);
2827 vlc_mutex_unlock( &input_priv(p_input)->p_item->lock );
2828 }
2829 module_unneed( p_demux, p_id3 );
2830 }
2831 vlc_object_release( p_demux_meta );
2832 }
2833
2834
2835 static void SlaveDemux( input_thread_t *p_input )
2836 {
2837 int64_t i_time;
2838 int i;
2839
2840 if( demux_Control( input_priv(p_input)->master->p_demux, DEMUX_GET_TIME, &i_time ) )
2841 {
2842 msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2843 return;
2844 }
2845
2846 for( i = 0; i < input_priv(p_input)->i_slave; i++ )
2847 {
2848 input_source_t *in = input_priv(p_input)->slave[i];
2849 int i_ret;
2850
2851 if( in->b_eof )
2852 continue;
2853
2854 /* Call demux_Demux until we have read enough data */
2855 if( demux_Control( in->p_demux, DEMUX_SET_NEXT_DEMUX_TIME, i_time ) )
2856 {
2857 for( ;; )
2858 {
2859 int64_t i_stime;
2860 if( demux_Control( in->p_demux, DEMUX_GET_TIME, &i_stime ) )
2861 {
2862 msg_Err( p_input, "slave[%d] doesn't like "
2863 "DEMUX_GET_TIME -> EOF", i );
2864 i_ret = 0;
2865 break;
2866 }
2867
2868 if( i_stime >= i_time )
2869 {
2870 i_ret = 1;
2871 break;
2872 }
2873
2874 if( ( i_ret = demux_Demux( in->p_demux ) ) <= 0 )
2875 break;
2876 }
2877 }
2878 else
2879 {
2880 i_ret = demux_Demux( in->p_demux );
2881 }
2882
2883 if( i_ret <= 0 )
2884 {
2885 msg_Dbg( p_input, "slave %d EOF", i );
2886 in->b_eof = true;
2887 }
2888 }
2889 }
2890
2891 static void SlaveSeek( input_thread_t *p_input )
2892 {
2893 int64_t i_time;
2894 int i;
2895
2896 if( demux_Control( input_priv(p_input)->master->p_demux, DEMUX_GET_TIME, &i_time ) )
2897 {
2898 msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2899 return;
2900 }
2901
2902 for( i = 0; i < input_priv(p_input)->i_slave; i++ )
2903 {
2904 input_source_t *in = input_priv(p_input)->slave[i];
2905
2906 if( demux_Control( in->p_demux, DEMUX_SET_TIME, i_time, true ) )
2907 {
2908 if( !in->b_eof )
2909 msg_Err( p_input, "seek failed for slave %d -> EOF", i );
2910 in->b_eof = true;
2911 }
2912 else
2913 {
2914 in->b_eof = false;
2915 }
2916 }
2917 }
2918
2919 /*****************************************************************************
2920 * InputMetaUser:
2921 *****************************************************************************/
2922 static void InputMetaUser( input_thread_t *p_input, vlc_meta_t *p_meta )
2923 {
2924 static const struct { int i_meta; const char *psz_name; } p_list[] = {
2925 { vlc_meta_Title, "meta-title" },
2926 { vlc_meta_Artist, "meta-artist" },
2927 { vlc_meta_Genre, "meta-genre" },
2928 { vlc_meta_Copyright, "meta-copyright" },
2929 { vlc_meta_Description, "meta-description" },
2930 { vlc_meta_Date, "meta-date" },
2931 { vlc_meta_URL, "meta-url" },
2932 { 0, NULL }
2933 };
2934
2935 /* Get meta information from user */
2936 for( int i = 0; p_list[i].psz_name; i++ )
2937 {
2938 char *psz_string = var_GetNonEmptyString( p_input, p_list[i].psz_name );
2939 if( !psz_string )
2940 continue;
2941
2942 EnsureUTF8( psz_string );
2943 vlc_meta_Set( p_meta, p_list[i].i_meta, psz_string );
2944 free( psz_string );
2945 }
2946 }
2947
2948 static void AppendAttachment( int *pi_attachment, input_attachment_t ***ppp_attachment,
2949 const demux_t ***ppp_attachment_demux,
2950 int i_new, input_attachment_t **pp_new, const demux_t *p_demux )
2951 {
2952 int i_attachment = *pi_attachment;
2953 int i;
2954
2955 input_attachment_t **pp_att = realloc( *ppp_attachment,
2956 sizeof(*pp_att) * ( i_attachment + i_new ) );
2957 if( likely(pp_att) )
2958 {
2959 *ppp_attachment = pp_att;
2960 const demux_t **pp_attdmx = realloc( *ppp_attachment_demux,
2961 sizeof(*pp_attdmx) * ( i_attachment + i_new ) );
2962 if( likely(pp_attdmx) )
2963 {
2964 *ppp_attachment_demux = pp_attdmx;
2965
2966 for( i = 0; i < i_new; i++ )
2967 {
2968 pp_att[i_attachment] = pp_new[i];
2969 pp_attdmx[i_attachment++] = p_demux;
2970 }
2971 /* */
2972 *pi_attachment = i_attachment;
2973 free( pp_new );
2974 return;
2975 }
2976 }
2977
2978 /* on alloc errors */
2979 for( i = 0; i < i_new; i++ )
2980 vlc_input_attachment_Delete( pp_new[i] );
2981 free( pp_new );
2982 }
2983
2984 /*****************************************************************************
2985 * InputUpdateMeta: merge p_item meta data with p_meta taking care of
2986 * arturl and locking issue.
2987 *****************************************************************************/
2988 static void InputUpdateMeta( input_thread_t *p_input, demux_t *p_demux )
2989 {
2990 vlc_meta_t *p_meta = vlc_meta_New();
2991 if( unlikely(p_meta == NULL) )
2992 return;
2993
2994 demux_Control( p_demux, DEMUX_GET_META, p_meta );
2995
2996 /* If metadata changed, then the attachments might have changed.
2997 We need to update them in case they contain album art. */
2998 input_attachment_t **attachment;
2999 int i_attachment;
3000
3001 if( !demux_Control( p_demux, DEMUX_GET_ATTACHMENTS,
3002 &attachment, &i_attachment ) )
3003 {
3004 vlc_mutex_lock( &input_priv(p_input)->p_item->lock );
3005 if( input_priv(p_input)->i_attachment > 0 )
3006 {
3007 int j = 0;
3008 for( int i = 0; i < input_priv(p_input)->i_attachment; i++ )
3009 {
3010 if( input_priv(p_input)->attachment_demux[i] == p_demux )
3011 vlc_input_attachment_Delete( input_priv(p_input)->attachment[i] );
3012 else
3013 {
3014 input_priv(p_input)->attachment[j] = input_priv(p_input)->attachment[i];
3015 input_priv(p_input)->attachment_demux[j] = input_priv(p_input)->attachment_demux[i];
3016 j++;
3017 }
3018 }
3019 input_priv(p_input)->i_attachment = j;
3020 }
3021 AppendAttachment( &input_priv(p_input)->i_attachment, &input_priv(p_input)->attachment, &input_priv(p_input)->attachment_demux,
3022 i_attachment, attachment, p_demux );
3023 vlc_mutex_unlock( &input_priv(p_input)->p_item->lock );
3024 }
3025
3026 es_out_ControlSetMeta( input_priv(p_input)->p_es_out, p_meta );
3027 vlc_meta_Delete( p_meta );
3028 }
3029
3030 /*****************************************************************************
3031 * InputGetExtraFiles
3032 * Autodetect extra input list
3033 *****************************************************************************/
3034 static void InputGetExtraFilesPattern( input_thread_t *p_input,
3035 int *pi_list, char ***pppsz_list,
3036 const char *psz_path,
3037 const char *psz_match,
3038 const char *psz_format,
3039 int i_start, int i_stop )
3040 {
3041 int i_list;
3042 char **ppsz_list;
3043 TAB_INIT( i_list, ppsz_list );
3044
3045 char *psz_base = strdup( psz_path );
3046 if( !psz_base )
3047 goto exit;
3048
3049 /* Remove the extension */
3050 char *psz_end = &psz_base[strlen(psz_base)-strlen(psz_match)];
3051 assert( psz_end >= psz_base);
3052 *psz_end = '\0';
3053
3054 /* Try to list files */
3055 for( int i = i_start; i <= i_stop; i++ )
3056 {
3057 char *psz_probe;
3058 if( asprintf( &psz_probe, psz_format, psz_base, i ) < 0 )
3059 break;
3060
3061 char *filepath = get_path( psz_probe );
3062
3063 struct stat st;
3064 if( filepath == NULL ||
3065 vlc_stat( filepath, &st ) || !S_ISREG( st.st_mode ) || !st.st_size )
3066 {
3067 free( filepath );
3068 free( psz_probe );
3069 break;
3070 }
3071
3072 msg_Dbg( p_input, "Detected extra file `%s'", filepath );
3073
3074 char* psz_uri = vlc_path2uri( filepath, NULL );
3075 if( psz_uri )
3076 TAB_APPEND( i_list, ppsz_list, psz_uri );
3077
3078 free( filepath );
3079 free( psz_probe );
3080 }
3081 free( psz_base );
3082 exit:
3083 *pi_list = i_list;
3084 *pppsz_list = ppsz_list;
3085 }
3086
3087 static void InputGetExtraFiles( input_thread_t *p_input,
3088 int *pi_list, char ***pppsz_list,
3089 const char **ppsz_access, const char *psz_path )
3090 {
3091 static const struct pattern
3092 {
3093 const char *psz_access_force;
3094 const char *psz_match;
3095 const char *psz_format;
3096 int i_start;
3097 int i_stop;
3098 } patterns[] = {
3099 /* XXX the order is important */
3100 { "concat", ".001", "%s.%.3d", 2, 999 },
3101 { NULL, ".part1.rar","%s.part%.1d.rar", 2, 9 },
3102 { NULL, ".part01.rar","%s.part%.2d.rar", 2, 99, },
3103 { NULL, ".part001.rar", "%s.part%.3d.rar", 2, 999 },
3104 { NULL, ".rar", "%s.r%.2d", 0, 99 },
3105 };
3106
3107 TAB_INIT( *pi_list, *pppsz_list );
3108
3109 if( ( **ppsz_access && strcmp( *ppsz_access, "file" ) ) || !psz_path )
3110 return;
3111
3112 const size_t i_path = strlen(psz_path);
3113
3114 for( size_t i = 0; i < ARRAY_SIZE( patterns ); ++i )
3115 {
3116 const struct pattern* pat = &patterns[i];
3117 const size_t i_ext = strlen( pat->psz_match );
3118
3119 if( i_path < i_ext )
3120 continue;
3121
3122 if( !strcmp( &psz_path[i_path-i_ext], pat->psz_match ) )
3123 {
3124 InputGetExtraFilesPattern( p_input, pi_list, pppsz_list, psz_path,
3125 pat->psz_match, pat->psz_format, pat->i_start, pat->i_stop );
3126
3127 if( *pi_list > 0 && pat->psz_access_force )
3128 *ppsz_access = pat->psz_access_force;
3129 return;
3130 }
3131 }
3132 }
3133
3134 /* */
3135 static void input_ChangeState( input_thread_t *p_input, int i_state )
3136 {
3137 if( input_priv(p_input)->i_state == i_state )
3138 return;
3139
3140 input_priv(p_input)->i_state = i_state;
3141 if( i_state == ERROR_S )
3142 input_item_SetErrorWhenReading( input_priv(p_input)->p_item, true );
3143 input_SendEventState( p_input, i_state );
3144 }
3145
3146
3147 /*****************************************************************************
3148 * MRLSplit: parse the access, demux and url part of the
3149 * Media Resource Locator.
3150 *****************************************************************************/
3151 void input_SplitMRL( const char **access, const char **demux,
3152 const char **path, const char **anchor, char *buf )
3153 {
3154 char *p;
3155
3156 /* Separate <path> from <access>[/<demux>]:// */
3157 p = strstr( buf, "://" );
3158 if( p != NULL )
3159 {
3160 *p = '\0';
3161 p += 3; /* skips "://" */
3162 *path = p;
3163
3164 /* Remove HTML anchor if present (not supported).
3165 * The hash symbol itself should be URI-encoded. */
3166 p = strchr( p, '#' );
3167 if( p != NULL )
3168 {
3169 *(p++) = '\0';
3170 *anchor = p;
3171 }
3172 else
3173 *anchor = "";
3174 }
3175 else
3176 {
3177 #ifndef NDEBUG
3178 fprintf( stderr, "%s(\"%s\") probably not a valid URI!\n", __func__,
3179 buf );
3180 #endif
3181 /* Note: this is a valid non const pointer to "": */
3182 *path = buf + strlen( buf );
3183 }
3184
3185 /* Separate access from demux */
3186 p = strchr( buf, '/' );
3187 if( p != NULL )
3188 {
3189 *(p++) = '\0';
3190 if( p[0] == '$' )
3191 p++;
3192 *demux = p;
3193 }
3194 else
3195 *demux = "";
3196
3197 /* We really don't want module name substitution here! */
3198 p = buf;
3199 if( p[0] == '$' )
3200 p++;
3201 *access = p;
3202 }
3203
3204 static const char *MRLSeekPoint( const char *str, int *title, int *chapter )
3205 {
3206 char *end;
3207 unsigned long u;
3208
3209 /* Look for the title */
3210 u = strtoul( str, &end, 0 );
3211 *title = (str == end || u > (unsigned long)INT_MAX) ? -1 : (int)u;
3212 str = end;
3213
3214 /* Look for the chapter */
3215 if( *str == ':' )
3216 {
3217 str++;
3218 u = strtoul( str, &end, 0 );
3219 *chapter = (str == end || u > (unsigned long)INT_MAX) ? -1 : (int)u;
3220 str = end;
3221 }
3222 else
3223 *chapter = -1;
3224
3225 return str;
3226 }
3227
3228
3229 /*****************************************************************************
3230 * MRLSections: parse title and seekpoint info from the Media Resource Locator.
3231 *
3232 * Syntax:
3233 * [url][@[title_start][:chapter_start][-[title_end][:chapter_end]]]
3234 *****************************************************************************/
3235 static void MRLSections( const char *p,
3236 int *pi_title_start, int *pi_title_end,
3237 int *pi_chapter_start, int *pi_chapter_end )
3238 {
3239 *pi_title_start = *pi_title_end = *pi_chapter_start = *pi_chapter_end = -1;
3240
3241 int title_start, chapter_start, title_end, chapter_end;
3242
3243 if( !p )
3244 return;
3245
3246 if( *p != '-' )
3247 p = MRLSeekPoint( p, &title_start, &chapter_start );
3248 else
3249 title_start = chapter_start = -1;
3250
3251 if( *p == '-' )
3252 p = MRLSeekPoint( p + 1, &title_end, &chapter_end );
3253 else
3254 title_end = chapter_end = -1;
3255
3256 if( *p ) /* syntax error */
3257 return;
3258
3259 *pi_title_start = title_start;
3260 *pi_title_end = title_end;
3261 *pi_chapter_start = chapter_start;
3262 *pi_chapter_end = chapter_end;
3263 }
3264
3265 static int input_SlaveSourceAdd( input_thread_t *p_input,
3266 enum slave_type i_type, const char *psz_uri,
3267 unsigned i_flags )
3268 {
3269 vlc_value_t count;
3270 const char *psz_es;
3271 const char *psz_forced_demux;
3272 const bool b_can_fail = i_flags & SLAVE_ADD_CANFAIL;
3273 const bool b_forced = i_flags & SLAVE_ADD_FORCED;
3274 const bool b_set_time = i_flags & SLAVE_ADD_SET_TIME;
3275
3276 switch( i_type )
3277 {
3278 case SLAVE_TYPE_SPU:
3279 psz_es = "spu-es";
3280 psz_forced_demux = "subtitle";
3281 break;
3282 case SLAVE_TYPE_AUDIO:
3283 psz_es = "audio-es";
3284 psz_forced_demux = NULL;
3285 break;
3286 default:
3287 vlc_assert_unreachable();
3288 }
3289
3290 if( b_forced )
3291 var_Change( p_input, psz_es, VLC_VAR_CHOICESCOUNT, &count, NULL );
3292
3293 msg_Dbg( p_input, "loading %s slave: %s (forced: %d)", psz_es, psz_uri,
3294 b_forced );
3295
3296 input_source_t *p_source = InputSourceNew( p_input, psz_uri,
3297 psz_forced_demux, b_can_fail );
3298 if( p_source == NULL )
3299 {
3300 msg_Warn( p_input, "failed to add %s as slave", psz_uri );
3301 return VLC_EGENERIC;
3302 }
3303
3304 if( i_type == SLAVE_TYPE_AUDIO )
3305 {
3306 if( b_set_time )
3307 {
3308 int64_t i_time;
3309
3310 /* Set position */
3311 if( demux_Control( input_priv(p_input)->master->p_demux,
3312 DEMUX_GET_TIME, &i_time ) )
3313 {
3314 msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
3315 InputSourceDestroy( p_source );
3316 return VLC_EGENERIC;
3317 }
3318
3319 if( demux_Control( p_source->p_demux,
3320 DEMUX_SET_TIME, i_time, true ) )
3321 {
3322 msg_Err( p_input, "seek failed for new slave" );
3323 InputSourceDestroy( p_source );
3324 return VLC_EGENERIC;
3325 }
3326 }
3327
3328 /* Get meta (access and demux) */
3329 InputUpdateMeta( p_input, p_source->p_demux );
3330 }
3331
3332 TAB_APPEND( input_priv(p_input)->i_slave, input_priv(p_input)->slave, p_source );
3333
3334 if( !b_forced )
3335 return VLC_SUCCESS;
3336
3337 /* Select the ES */
3338 vlc_value_t list;
3339
3340 if( var_Change( p_input, psz_es, VLC_VAR_GETCHOICES, &list, NULL ) )
3341 return VLC_SUCCESS;
3342
3343 if( count.i_int == 0 )
3344 count.i_int++;
3345 /* if it was first one, there is disable too */
3346
3347 if( count.i_int < list.p_list->i_count )
3348 {
3349 const int i_id = list.p_list->p_values[count.i_int].i_int;
3350
3351 es_out_Control( input_priv(p_input)->p_es_out_display, ES_OUT_SET_ES_DEFAULT_BY_ID, i_id );
3352 es_out_Control( input_priv(p_input)->p_es_out_display, ES_OUT_SET_ES_BY_ID, i_id );
3353 }
3354 var_FreeList( &list, NULL );
3355
3356 return VLC_SUCCESS;
3357 }
3358
3359 static char *input_SubtitleFile2Uri( input_thread_t *p_input,
3360 const char *psz_subtitle )
3361 {
3362 /* if we are provided a subtitle.sub file,
3363 * see if we don't have a subtitle.idx and use it instead */
3364 char *psz_idxpath = NULL;
3365 char *psz_extension = strrchr( psz_subtitle, '.');
3366 if( psz_extension && strcmp( psz_extension, ".sub" ) == 0 )
3367 {
3368 psz_idxpath = strdup( psz_subtitle );
3369 if( psz_idxpath )
3370 {
3371 struct stat st;
3372
3373 psz_extension = psz_extension - psz_subtitle + psz_idxpath;
3374 strcpy( psz_extension, ".idx" );
3375
3376 if( !vlc_stat( psz_idxpath, &st ) && S_ISREG( st.st_mode ) )
3377 {
3378 msg_Dbg( p_input, "using %s as subtitle file instead of %s",
3379 psz_idxpath, psz_subtitle );
3380 psz_subtitle = psz_idxpath;
3381 }
3382 }
3383 }
3384
3385 char *psz_uri = vlc_path2uri( psz_subtitle, NULL );
3386 free( psz_idxpath );
3387 return psz_uri;
3388 }
3389
3390 /*****************************************************************************
3391 * Statistics
3392 *****************************************************************************/
3393 void input_UpdateStatistic( input_thread_t *p_input,
3394 input_statistic_t i_type, int i_delta )
3395 {
3396 assert( input_priv(p_input)->i_state != INIT_S );
3397
3398 vlc_mutex_lock( &input_priv(p_input)->counters.counters_lock);
3399 switch( i_type )
3400 {
3401 #define I(c) stats_Update( input_priv(p_input)->counters.c, i_delta, NULL )
3402 case INPUT_STATISTIC_DECODED_VIDEO:
3403 I(p_decoded_video);
3404 break;
3405 case INPUT_STATISTIC_DECODED_AUDIO:
3406 I(p_decoded_audio);
3407 break;
3408 case INPUT_STATISTIC_DECODED_SUBTITLE:
3409 I(p_decoded_sub);
3410 break;
3411 case INPUT_STATISTIC_SENT_PACKET:
3412 I(p_sout_sent_packets);
3413 break;
3414 #undef I
3415 case INPUT_STATISTIC_SENT_BYTE:
3416 {
3417 uint64_t bytes;
3418
3419 stats_Update( input_priv(p_input)->counters.p_sout_sent_bytes, i_delta, &bytes );
3420 stats_Update( input_priv(p_input)->counters.p_sout_send_bitrate, bytes, NULL );
3421 break;
3422 }
3423 default:
3424 msg_Err( p_input, "Invalid statistic type %d (internal error)", i_type );
3425 break;
3426 }
3427 vlc_mutex_unlock( &input_priv(p_input)->counters.counters_lock);
3428 }
3429
3430 /**/
3431 /* TODO FIXME nearly the same logic that snapshot code */
3432 char *input_CreateFilename(input_thread_t *input, const char *dir,
3433 const char *filenamefmt, const char *ext)
3434 {
3435 char *path;
3436 char *filename = str_format(input, filenamefmt);
3437 if (unlikely(filename == NULL))
3438 return NULL;
3439
3440 filename_sanitize(filename);
3441
3442 if (((ext != NULL)
3443 ? asprintf(&path, "%s"DIR_SEP"%s.%s", dir, filename, ext)
3444 : asprintf(&path, "%s"DIR_SEP"%s", dir, filename)) < 0)
3445 path = NULL;
3446
3447 free(filename);
3448 return path;
3449 }
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