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input: keep ES_OUT_MODE_AUTO when using a renderer
[vlc.git] / src / input / input.c
blob7476771fd1256498def4723186fc042fc49d5e79
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 if( priv->stats != NULL )
256 input_stats_Destroy( priv->stats );
257
258 for( int i = 0; i < priv->i_control; i++ )
259 {
260 input_control_t *p_ctrl = &priv->control[i];
261 ControlRelease( p_ctrl->i_type, p_ctrl->val );
262 }
263
264 vlc_cond_destroy( &priv->wait_control );
265 vlc_mutex_destroy( &priv->lock_control );
266 }
267
268 /**
269 * Get the item from an input thread
270 * FIXME it does not increase ref count of the item.
271 * if it is used after p_input is destroyed nothing prevent it from
272 * being freed.
273 */
274 input_item_t *input_GetItem( input_thread_t *p_input )
275 {
276 assert( p_input != NULL );
277 return input_priv(p_input)->p_item;
278 }
279
280 /*****************************************************************************
281 * This function creates a new input, and returns a pointer
282 * to its description. On error, it returns NULL.
283 *
284 * XXX Do not forget to update vlc_input.h if you add new variables.
285 *****************************************************************************/
286 static input_thread_t *Create( vlc_object_t *p_parent, input_item_t *p_item,
287 const char *psz_header, bool b_preparsing,
288 input_resource_t *p_resource,
289 vlc_renderer_item_t *p_renderer )
290 {
291 /* Allocate descriptor */
292 input_thread_private_t *priv;
293
294 priv = vlc_custom_create( p_parent, sizeof( *priv ), "input" );
295 if( unlikely(priv == NULL) )
296 return NULL;
297
298 input_thread_t *p_input = &priv->input;
299
300 char * psz_name = input_item_GetName( p_item );
301 msg_Dbg( p_input, "Creating an input for %s'%s'",
302 b_preparsing ? "preparsing " : "", psz_name);
303 free( psz_name );
304
305 /* Parse input options */
306 input_item_ApplyOptions( VLC_OBJECT(p_input), p_item );
307
308 p_input->obj.header = psz_header ? strdup( psz_header ) : NULL;
309
310 /* Init Common fields */
311 priv->b_preparsing = b_preparsing;
312 priv->b_can_pace_control = true;
313 priv->i_start = 0;
314 priv->i_time = 0;
315 priv->i_stop = 0;
316 priv->i_title = 0;
317 priv->title = NULL;
318 priv->i_title_offset = input_priv(p_input)->i_seekpoint_offset = 0;
319 priv->i_state = INIT_S;
320 priv->is_running = false;
321 priv->is_stopped = false;
322 priv->b_recording = false;
323 priv->i_rate = INPUT_RATE_DEFAULT;
324 memset( &priv->bookmark, 0, sizeof(priv->bookmark) );
325 TAB_INIT( priv->i_bookmark, priv->pp_bookmark );
326 TAB_INIT( priv->i_attachment, priv->attachment );
327 priv->attachment_demux = NULL;
328 priv->p_sout = NULL;
329 priv->b_out_pace_control = false;
330 priv->p_renderer = p_renderer && b_preparsing == false ?
331 vlc_renderer_item_hold( p_renderer ) : NULL;
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 = calloc( 1, sizeof(*p_item->p_stats) );
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 if( !priv->b_preparsing && var_InheritBool( p_input, "stats" ) )
474 priv->stats = input_stats_Create();
475 else
476 priv->stats = NULL;
477
478 priv->p_es_out_display = input_EsOutNew( p_input, priv->i_rate );
479 priv->p_es_out = NULL;
480
481 /* Set the destructor when we are sure we are initialized */
482 vlc_object_set_destructor( p_input, input_Destructor );
483
484 return p_input;
485 }
486
487 /*****************************************************************************
488 * Run: main thread loop
489 * This is the "normal" thread that spawns the input processing chain,
490 * reads the stream, cleans up and waits
491 *****************************************************************************/
492 static void *Run( void *data )
493 {
494 input_thread_private_t *priv = data;
495 input_thread_t *p_input = &priv->input;
496
497 vlc_interrupt_set(&priv->interrupt);
498
499 if( !Init( p_input ) )
500 {
501 if( priv->b_can_pace_control && priv->b_out_pace_control )
502 {
503 /* We don't want a high input priority here or we'll
504 * end-up sucking up all the CPU time */
505 vlc_set_priority( priv->thread, VLC_THREAD_PRIORITY_LOW );
506 }
507
508 MainLoop( p_input, true ); /* FIXME it can be wrong (like with VLM) */
509
510 /* Clean up */
511 End( p_input );
512 }
513
514 input_SendEventDead( p_input );
515 return NULL;
516 }
517
518 static void *Preparse( void *data )
519 {
520 input_thread_private_t *priv = data;
521 input_thread_t *p_input = &priv->input;
522
523 vlc_interrupt_set(&priv->interrupt);
524
525 if( !Init( p_input ) )
526 { /* if the demux is a playlist, call Mainloop that will call
527 * demux_Demux in order to fetch sub items */
528 bool b_is_playlist = false;
529
530 if ( input_item_ShouldPreparseSubItems( priv->p_item )
531 && demux_Control( priv->master->p_demux, DEMUX_IS_PLAYLIST,
532 &b_is_playlist ) )
533 b_is_playlist = false;
534 if( b_is_playlist )
535 MainLoop( p_input, false );
536 End( p_input );
537 }
538
539 input_SendEventDead( p_input );
540 return NULL;
541 }
542
543 bool input_Stopped( input_thread_t *input )
544 {
545 input_thread_private_t *sys = input_priv(input);
546 bool ret;
547
548 vlc_mutex_lock( &sys->lock_control );
549 ret = sys->is_stopped;
550 vlc_mutex_unlock( &sys->lock_control );
551 return ret;
552 }
553
554 /*****************************************************************************
555 * Main loop: Fill buffers from access, and demux
556 *****************************************************************************/
557
558 /**
559 * MainLoopDemux
560 * It asks the demuxer to demux some data
561 */
562 static void MainLoopDemux( input_thread_t *p_input, bool *pb_changed )
563 {
564 int i_ret;
565 demux_t *p_demux = input_priv(p_input)->master->p_demux;
566
567 *pb_changed = false;
568
569 if( input_priv(p_input)->i_stop > 0 && input_priv(p_input)->i_time >= input_priv(p_input)->i_stop )
570 i_ret = VLC_DEMUXER_EOF;
571 else
572 i_ret = demux_Demux( p_demux );
573
574 i_ret = i_ret > 0 ? VLC_DEMUXER_SUCCESS : ( i_ret < 0 ? VLC_DEMUXER_EGENERIC : VLC_DEMUXER_EOF);
575
576 if( i_ret == VLC_DEMUXER_SUCCESS )
577 {
578 if( demux_TestAndClearFlags( p_demux, INPUT_UPDATE_TITLE_LIST ) )
579 UpdateTitleListfromDemux( p_input );
580
581 if( input_priv(p_input)->master->b_title_demux )
582 {
583 i_ret = UpdateTitleSeekpointFromDemux( p_input );
584 *pb_changed = true;
585 }
586
587 UpdateGenericFromDemux( p_input );
588 }
589
590 if( i_ret == VLC_DEMUXER_EOF )
591 {
592 msg_Dbg( p_input, "EOF reached" );
593 input_priv(p_input)->master->b_eof = true;
594 es_out_Eos(input_priv(p_input)->p_es_out);
595 }
596 else if( i_ret == VLC_DEMUXER_EGENERIC )
597 {
598 input_ChangeState( p_input, ERROR_S );
599 }
600 else if( input_priv(p_input)->i_slave > 0 )
601 SlaveDemux( p_input );
602 }
603
604 static int MainLoopTryRepeat( input_thread_t *p_input )
605 {
606 int i_repeat = var_GetInteger( p_input, "input-repeat" );
607 if( i_repeat <= 0 )
608 return VLC_EGENERIC;
609
610 vlc_value_t val;
611
612 msg_Dbg( p_input, "repeating the same input (%d)", i_repeat );
613 if( i_repeat > 0 )
614 {
615 i_repeat--;
616 var_SetInteger( p_input, "input-repeat", i_repeat );
617 }
618
619 /* Seek to start title/seekpoint */
620 val.i_int = input_priv(p_input)->master->i_title_start -
621 input_priv(p_input)->master->i_title_offset;
622 if( val.i_int < 0 || val.i_int >= input_priv(p_input)->master->i_title )
623 val.i_int = 0;
624 input_ControlPush( p_input,
625 INPUT_CONTROL_SET_TITLE, &val );
626
627 val.i_int = input_priv(p_input)->master->i_seekpoint_start -
628 input_priv(p_input)->master->i_seekpoint_offset;
629 if( val.i_int > 0 /* TODO: check upper boundary */ )
630 input_ControlPush( p_input,
631 INPUT_CONTROL_SET_SEEKPOINT, &val );
632
633 /* Seek to start position */
634 if( input_priv(p_input)->i_start > 0 )
635 {
636 val.i_int = input_priv(p_input)->i_start;
637 input_ControlPush( p_input, INPUT_CONTROL_SET_TIME, &val );
638 }
639 else
640 {
641 val.f_float = 0.f;
642 input_ControlPush( p_input, INPUT_CONTROL_SET_POSITION, &val );
643 }
644
645 return VLC_SUCCESS;
646 }
647
648 /**
649 * Update timing infos and statistics.
650 */
651 static void MainLoopStatistics( input_thread_t *p_input )
652 {
653 input_thread_private_t *priv = input_priv(p_input);
654 double f_position = 0.0;
655 mtime_t i_time = 0;
656 mtime_t i_length = 0;
657
658 /* update input status variables */
659 if( demux_Control( priv->master->p_demux,
660 DEMUX_GET_POSITION, &f_position ) )
661 f_position = 0.0;
662
663 if( demux_Control( priv->master->p_demux, DEMUX_GET_TIME, &i_time ) )
664 i_time = 0;
665 input_priv(p_input)->i_time = i_time;
666
667 if( demux_Control( priv->master->p_demux, DEMUX_GET_LENGTH, &i_length ) )
668 i_length = 0;
669
670 es_out_SetTimes( priv->p_es_out, f_position, i_time, i_length );
671
672 /* update current bookmark */
673 vlc_mutex_lock( &priv->p_item->lock );
674 priv->bookmark.i_time_offset = i_time;
675
676 if( priv->stats != NULL )
677 input_stats_Compute( priv->stats, priv->p_item->p_stats );
678 vlc_mutex_unlock( &priv->p_item->lock );
679
680 input_SendEventStatistics( p_input );
681 }
682
683 /**
684 * MainLoop
685 * The main input loop.
686 */
687 static void MainLoop( input_thread_t *p_input, bool b_interactive )
688 {
689 mtime_t i_intf_update = 0;
690 mtime_t i_last_seek_mdate = 0;
691
692 if( b_interactive && var_InheritBool( p_input, "start-paused" ) )
693 ControlPause( p_input, mdate() );
694
695 bool b_pause_after_eof = b_interactive &&
696 var_InheritBool( p_input, "play-and-pause" );
697 bool b_paused_at_eof = false;
698
699 demux_t *p_demux = input_priv(p_input)->master->p_demux;
700 const bool b_can_demux = p_demux->pf_demux != NULL;
701
702 while( !input_Stopped( p_input ) && input_priv(p_input)->i_state != ERROR_S )
703 {
704 mtime_t i_wakeup = -1;
705 bool b_paused = input_priv(p_input)->i_state == PAUSE_S;
706 /* FIXME if input_priv(p_input)->i_state == PAUSE_S the access/access_demux
707 * is paused -> this may cause problem with some of them
708 * The same problem can be seen when seeking while paused */
709 if( b_paused )
710 b_paused = !es_out_GetBuffering( input_priv(p_input)->p_es_out )
711 || input_priv(p_input)->master->b_eof;
712
713 if( !b_paused )
714 {
715 if( !input_priv(p_input)->master->b_eof )
716 {
717 bool b_force_update = false;
718
719 MainLoopDemux( p_input, &b_force_update );
720
721 if( b_can_demux )
722 i_wakeup = es_out_GetWakeup( input_priv(p_input)->p_es_out );
723 if( b_force_update )
724 i_intf_update = 0;
725
726 b_paused_at_eof = false;
727 }
728 else if( !es_out_GetEmpty( input_priv(p_input)->p_es_out ) )
729 {
730 msg_Dbg( p_input, "waiting decoder fifos to empty" );
731 i_wakeup = mdate() + INPUT_IDLE_SLEEP;
732 }
733 /* Pause after eof only if the input is pausable.
734 * This way we won't trigger timeshifting for nothing */
735 else if( b_pause_after_eof && input_priv(p_input)->b_can_pause )
736 {
737 if( b_paused_at_eof )
738 break;
739
740 vlc_value_t val = { .i_int = PAUSE_S };
741
742 msg_Dbg( p_input, "pausing at EOF (pause after each)");
743 Control( p_input, INPUT_CONTROL_SET_STATE, val );
744
745 b_paused = true;
746 b_paused_at_eof = true;
747 }
748 else
749 {
750 if( MainLoopTryRepeat( p_input ) )
751 break;
752 }
753
754 /* Update interface and statistics */
755 mtime_t now = mdate();
756 if( now >= i_intf_update )
757 {
758 MainLoopStatistics( p_input );
759 i_intf_update = now + INT64_C(250000);
760 }
761 }
762
763 /* Handle control */
764 for( ;; )
765 {
766 mtime_t i_deadline = i_wakeup;
767
768 /* Postpone seeking until ES buffering is complete or at most
769 * 125 ms. */
770 bool b_postpone = es_out_GetBuffering( input_priv(p_input)->p_es_out )
771 && !input_priv(p_input)->master->b_eof;
772 if( b_postpone )
773 {
774 mtime_t now = mdate();
775
776 /* Recheck ES buffer level every 20 ms when seeking */
777 if( now < i_last_seek_mdate + INT64_C(125000)
778 && (i_deadline < 0 || i_deadline > now + INT64_C(20000)) )
779 i_deadline = now + INT64_C(20000);
780 else
781 b_postpone = false;
782 }
783
784 int i_type;
785 vlc_value_t val;
786
787 if( ControlPop( p_input, &i_type, &val, i_deadline, b_postpone ) )
788 {
789 if( b_postpone )
790 continue;
791 break; /* Wake-up time reached */
792 }
793
794 #ifndef NDEBUG
795 msg_Dbg( p_input, "control type=%d", i_type );
796 #endif
797 if( Control( p_input, i_type, val ) )
798 {
799 if( ControlIsSeekRequest( i_type ) )
800 i_last_seek_mdate = mdate();
801 i_intf_update = 0;
802 }
803
804 /* Update the wakeup time */
805 if( i_wakeup != 0 )
806 i_wakeup = es_out_GetWakeup( input_priv(p_input)->p_es_out );
807 }
808 }
809 }
810
811 #ifdef ENABLE_SOUT
812 static int InitSout( input_thread_t * p_input )
813 {
814 input_thread_private_t *priv = input_priv(p_input);
815
816 if( priv->b_preparsing )
817 return VLC_SUCCESS;
818
819 /* Find a usable sout and attach it to p_input */
820 char *psz = NULL;
821 if( priv->p_renderer )
822 {
823 const char *psz_renderer_sout = vlc_renderer_item_sout( priv->p_renderer );
824 if( asprintf( &psz, "#%s", psz_renderer_sout ) < 0 )
825 return VLC_ENOMEM;
826 }
827 if( !psz )
828 psz = var_GetNonEmptyString( p_input, "sout" );
829 if( psz && strncasecmp( priv->p_item->psz_uri, "vlc:", 4 ) )
830 {
831 priv->p_sout = input_resource_RequestSout( priv->p_resource, NULL, psz );
832 if( priv->p_sout == NULL )
833 {
834 input_ChangeState( p_input, ERROR_S );
835 msg_Err( p_input, "cannot start stream output instance, " \
836 "aborting" );
837 free( psz );
838 return VLC_EGENERIC;
839 }
840 }
841 else
842 {
843 input_resource_RequestSout( priv->p_resource, NULL, NULL );
844 }
845 free( psz );
846
847 return VLC_SUCCESS;
848 }
849 #endif
850
851 static void InitTitle( input_thread_t * p_input )
852 {
853 input_thread_private_t *priv = input_priv(p_input);
854 input_source_t *p_master = priv->master;
855
856 if( priv->b_preparsing )
857 return;
858
859 vlc_mutex_lock( &priv->p_item->lock );
860 /* Create global title (from master) */
861 priv->i_title = p_master->i_title;
862 priv->title = p_master->title;
863 priv->i_title_offset = p_master->i_title_offset;
864 priv->i_seekpoint_offset = p_master->i_seekpoint_offset;
865 if( priv->i_title > 0 )
866 {
867 /* Setup variables */
868 input_ControlVarNavigation( p_input );
869 input_SendEventTitle( p_input, 0 );
870 }
871
872 /* Global flag */
873 priv->b_can_pace_control = p_master->b_can_pace_control;
874 priv->b_can_pause = p_master->b_can_pause;
875 priv->b_can_rate_control = p_master->b_can_rate_control;
876 vlc_mutex_unlock( &priv->p_item->lock );
877 }
878
879 static void StartTitle( input_thread_t * p_input )
880 {
881 input_thread_private_t *priv = input_priv(p_input);
882 vlc_value_t val;
883
884 /* Start title/chapter */
885 val.i_int = priv->master->i_title_start - priv->master->i_title_offset;
886 if( val.i_int > 0 && val.i_int < priv->master->i_title )
887 input_ControlPush( p_input, INPUT_CONTROL_SET_TITLE, &val );
888
889 val.i_int = priv->master->i_seekpoint_start -
890 priv->master->i_seekpoint_offset;
891 if( val.i_int > 0 /* TODO: check upper boundary */ )
892 input_ControlPush( p_input, INPUT_CONTROL_SET_SEEKPOINT, &val );
893
894 /* Start/stop/run time */
895 priv->i_start = llroundf(1000000.f
896 * var_GetFloat( p_input, "start-time" ));
897 priv->i_stop = llroundf(1000000.f
898 * var_GetFloat( p_input, "stop-time" ));
899 if( priv->i_stop <= 0 )
900 {
901 priv->i_stop = llroundf(1000000.f
902 * var_GetFloat( p_input, "run-time" ));
903 if( priv->i_stop < 0 )
904 {
905 msg_Warn( p_input, "invalid run-time ignored" );
906 priv->i_stop = 0;
907 }
908 else
909 priv->i_stop += priv->i_start;
910 }
911
912 if( priv->i_start > 0 )
913 {
914 vlc_value_t s;
915
916 msg_Dbg( p_input, "starting at time: %"PRId64"s",
917 priv->i_start / CLOCK_FREQ );
918
919 s.i_int = priv->i_start;
920 input_ControlPush( p_input, INPUT_CONTROL_SET_TIME, &s );
921 }
922 if( priv->i_stop > 0 && priv->i_stop <= priv->i_start )
923 {
924 msg_Warn( p_input, "invalid stop-time ignored" );
925 priv->i_stop = 0;
926 }
927 priv->b_fast_seek = var_GetBool( p_input, "input-fast-seek" );
928 }
929
930 static int SlaveCompare(const void *a, const void *b)
931 {
932 const input_item_slave_t *p_slave0 = *((const input_item_slave_t **) a);
933 const input_item_slave_t *p_slave1 = *((const input_item_slave_t **) b);
934
935 if( p_slave0 == NULL || p_slave1 == NULL )
936 {
937 /* Put NULL (or rejected) subs at the end */
938 return p_slave0 == NULL ? 1 : p_slave1 == NULL ? -1 : 0;
939 }
940
941 if( p_slave0->i_priority > p_slave1->i_priority )
942 return -1;
943
944 if( p_slave0->i_priority < p_slave1->i_priority )
945 return 1;
946
947 return 0;
948 }
949
950 static bool SlaveExists( input_item_slave_t **pp_slaves, int i_slaves,
951 const char *psz_uri)
952 {
953 for( int i = 0; i < i_slaves; i++ )
954 {
955 if( pp_slaves[i] != NULL
956 && !strcmp( pp_slaves[i]->psz_uri, psz_uri ) )
957 return true;
958 }
959 return false;
960 }
961
962 static void SetSubtitlesOptions( input_thread_t *p_input )
963 {
964 /* Get fps and set it if not already set */
965 const float f_fps = input_priv(p_input)->master->f_fps;
966 if( f_fps > 1.f )
967 {
968 var_Create( p_input, "sub-original-fps", VLC_VAR_FLOAT );
969 var_SetFloat( p_input, "sub-original-fps", f_fps );
970
971 float f_requested_fps = var_CreateGetFloat( p_input, "sub-fps" );
972 if( f_requested_fps != f_fps )
973 {
974 var_Create( p_input, "sub-fps", VLC_VAR_FLOAT|
975 VLC_VAR_DOINHERIT );
976 var_SetFloat( p_input, "sub-fps", f_requested_fps );
977 }
978 }
979
980 const int i_delay = var_CreateGetInteger( p_input, "sub-delay" );
981 if( i_delay != 0 )
982 var_SetInteger( p_input, "spu-delay", (mtime_t)i_delay * 100000 );
983 }
984
985 static void GetVarSlaves( input_thread_t *p_input,
986 input_item_slave_t ***ppp_slaves, int *p_slaves )
987 {
988 char *psz = var_GetNonEmptyString( p_input, "input-slave" );
989 if( !psz )
990 return;
991
992 input_item_slave_t **pp_slaves = *ppp_slaves;
993 int i_slaves = *p_slaves;
994
995 char *psz_org = psz;
996 while( psz && *psz )
997 {
998 while( *psz == ' ' || *psz == '#' )
999 psz++;
1000
1001 char *psz_delim = strchr( psz, '#' );
1002 if( psz_delim )
1003 *psz_delim++ = '\0';
1004
1005 if( *psz == 0 )
1006 break;
1007
1008 char *uri = strstr(psz, "://")
1009 ? strdup( psz ) : vlc_path2uri( psz, NULL );
1010 psz = psz_delim;
1011 if( uri == NULL )
1012 continue;
1013
1014 input_item_slave_t *p_slave =
1015 input_item_slave_New( uri, SLAVE_TYPE_AUDIO, SLAVE_PRIORITY_USER );
1016 free( uri );
1017
1018 if( unlikely( p_slave == NULL ) )
1019 break;
1020 TAB_APPEND(i_slaves, pp_slaves, p_slave);
1021 }
1022 free( psz_org );
1023
1024 *ppp_slaves = pp_slaves; /* in case of realloc */
1025 *p_slaves = i_slaves;
1026 }
1027
1028 static void LoadSlaves( input_thread_t *p_input )
1029 {
1030 input_item_slave_t **pp_slaves;
1031 int i_slaves;
1032 TAB_INIT( i_slaves, pp_slaves );
1033
1034 /* Look for and add slaves */
1035
1036 char *psz_subtitle = var_GetNonEmptyString( p_input, "sub-file" );
1037 if( psz_subtitle != NULL )
1038 {
1039 msg_Dbg( p_input, "forced subtitle: %s", psz_subtitle );
1040 char *psz_uri = input_SubtitleFile2Uri( p_input, psz_subtitle );
1041 free( psz_subtitle );
1042 psz_subtitle = NULL;
1043 if( psz_uri != NULL )
1044 {
1045 input_item_slave_t *p_slave =
1046 input_item_slave_New( psz_uri, SLAVE_TYPE_SPU,
1047 SLAVE_PRIORITY_USER );
1048 free( psz_uri );
1049 if( p_slave )
1050 {
1051 TAB_APPEND(i_slaves, pp_slaves, p_slave);
1052 psz_subtitle = p_slave->psz_uri;
1053 }
1054 }
1055 }
1056
1057 if( var_GetBool( p_input, "sub-autodetect-file" ) )
1058 {
1059 /* Add local subtitles */
1060 char *psz_autopath = var_GetNonEmptyString( p_input, "sub-autodetect-path" );
1061
1062 if( subtitles_Detect( p_input, psz_autopath, input_priv(p_input)->p_item->psz_uri,
1063 &pp_slaves, &i_slaves ) == VLC_SUCCESS )
1064 {
1065 /* check that we did not add the subtitle through sub-file */
1066 if( psz_subtitle != NULL )
1067 {
1068 for( int i = 1; i < i_slaves; i++ )
1069 {
1070 input_item_slave_t *p_curr = pp_slaves[i];
1071 if( p_curr != NULL
1072 && !strcmp( psz_subtitle, p_curr->psz_uri ) )
1073 {
1074 /* reject current sub */
1075 input_item_slave_Delete( p_curr );
1076 pp_slaves[i] = NULL;
1077 }
1078 }
1079 }
1080 }
1081 free( psz_autopath );
1082 }
1083
1084 /* Add slaves found by the directory demuxer or via libvlc */
1085 input_item_t *p_item = input_priv(p_input)->p_item;
1086 vlc_mutex_lock( &p_item->lock );
1087
1088 /* Move item slaves to local pp_slaves */
1089 for( int i = 0; i < p_item->i_slaves; i++ )
1090 {
1091 input_item_slave_t *p_slave = p_item->pp_slaves[i];
1092 if( !SlaveExists( pp_slaves, i_slaves, p_slave->psz_uri ) )
1093 TAB_APPEND(i_slaves, pp_slaves, p_slave);
1094 else
1095 input_item_slave_Delete( p_slave );
1096 }
1097 /* Slaves that are successfully loaded will be added back to the item */
1098 TAB_CLEAN( p_item->i_slaves, p_item->pp_slaves );
1099 vlc_mutex_unlock( &p_item->lock );
1100
1101 /* Add slaves from the "input-slave" option */
1102 GetVarSlaves( p_input, &pp_slaves, &i_slaves );
1103
1104 if( i_slaves > 0 )
1105 qsort( pp_slaves, i_slaves, sizeof (input_item_slave_t*),
1106 SlaveCompare );
1107
1108 /* add all detected slaves */
1109 bool p_forced[2] = { false, false };
1110 static_assert( SLAVE_TYPE_AUDIO <= 1 && SLAVE_TYPE_SPU <= 1,
1111 "slave type size mismatch");
1112 for( int i = 0; i < i_slaves && pp_slaves[i] != NULL; i++ )
1113 {
1114 input_item_slave_t *p_slave = pp_slaves[i];
1115 /* Slaves added via options should not fail */
1116 unsigned i_flags = p_slave->i_priority != SLAVE_PRIORITY_USER
1117 ? SLAVE_ADD_CANFAIL : SLAVE_ADD_NOFLAG;
1118 bool b_forced = false;
1119
1120 /* Force the first subtitle with the highest priority or with the
1121 * forced flag */
1122 if( !p_forced[p_slave->i_type]
1123 && ( p_slave->b_forced || p_slave->i_priority == SLAVE_PRIORITY_USER ) )
1124 {
1125 i_flags |= SLAVE_ADD_FORCED;
1126 b_forced = true;
1127 }
1128
1129 if( input_SlaveSourceAdd( p_input, p_slave->i_type, p_slave->psz_uri,
1130 i_flags ) == VLC_SUCCESS )
1131 {
1132 input_item_AddSlave( input_priv(p_input)->p_item, p_slave );
1133 if( b_forced )
1134 p_forced[p_slave->i_type] = true;
1135 }
1136 else
1137 input_item_slave_Delete( p_slave );
1138 }
1139 TAB_CLEAN( i_slaves, pp_slaves );
1140
1141 /* Load subtitles from attachments */
1142 int i_attachment = 0;
1143 input_attachment_t **pp_attachment = NULL;
1144
1145 vlc_mutex_lock( &input_priv(p_input)->p_item->lock );
1146 for( int i = 0; i < input_priv(p_input)->i_attachment; i++ )
1147 {
1148 const input_attachment_t *a = input_priv(p_input)->attachment[i];
1149 if( !strcmp( a->psz_mime, "application/x-srt" ) )
1150 TAB_APPEND( i_attachment, pp_attachment,
1151 vlc_input_attachment_New( a->psz_name, NULL,
1152 a->psz_description, NULL, 0 ) );
1153 }
1154 vlc_mutex_unlock( &input_priv(p_input)->p_item->lock );
1155
1156 if( i_attachment > 0 )
1157 var_Create( p_input, "sub-description", VLC_VAR_STRING );
1158 for( int i = 0; i < i_attachment; i++ )
1159 {
1160 input_attachment_t *a = pp_attachment[i];
1161 if( !a )
1162 continue;
1163 char *psz_mrl;
1164 if( a->psz_name[0] &&
1165 asprintf( &psz_mrl, "attachment://%s", a->psz_name ) >= 0 )
1166 {
1167 var_SetString( p_input, "sub-description", a->psz_description ? a->psz_description : "");
1168
1169 /* Force the first subtitle from attachment if there is no
1170 * subtitles already forced */
1171 if( input_SlaveSourceAdd( p_input, SLAVE_TYPE_SPU, psz_mrl,
1172 p_forced[ SLAVE_TYPE_SPU ] ?
1173 SLAVE_ADD_NOFLAG : SLAVE_ADD_FORCED ) == VLC_SUCCESS )
1174 p_forced[ SLAVE_TYPE_SPU ] = true;
1175
1176 free( psz_mrl );
1177 /* Don't update item slaves for attachements */
1178 }
1179 vlc_input_attachment_Delete( a );
1180 }
1181 free( pp_attachment );
1182 if( i_attachment > 0 )
1183 var_Destroy( p_input, "sub-description" );
1184 }
1185
1186 static void UpdatePtsDelay( input_thread_t *p_input )
1187 {
1188 input_thread_private_t *p_sys = input_priv(p_input);
1189
1190 /* Get max pts delay from input source */
1191 mtime_t i_pts_delay = p_sys->master->i_pts_delay;
1192 for( int i = 0; i < p_sys->i_slave; i++ )
1193 i_pts_delay = __MAX( i_pts_delay, p_sys->slave[i]->i_pts_delay );
1194
1195 if( i_pts_delay < 0 )
1196 i_pts_delay = 0;
1197
1198 /* Take care of audio/spu delay */
1199 const mtime_t i_audio_delay = var_GetInteger( p_input, "audio-delay" );
1200 const mtime_t i_spu_delay = var_GetInteger( p_input, "spu-delay" );
1201 const mtime_t i_extra_delay = __MIN( i_audio_delay, i_spu_delay );
1202 if( i_extra_delay < 0 )
1203 i_pts_delay -= i_extra_delay;
1204
1205 /* Update cr_average depending on the caching */
1206 const int i_cr_average = var_GetInteger( p_input, "cr-average" ) * i_pts_delay / DEFAULT_PTS_DELAY;
1207
1208 /* */
1209 es_out_SetDelay( input_priv(p_input)->p_es_out_display, AUDIO_ES, i_audio_delay );
1210 es_out_SetDelay( input_priv(p_input)->p_es_out_display, SPU_ES, i_spu_delay );
1211 es_out_SetJitter( input_priv(p_input)->p_es_out, i_pts_delay, 0, i_cr_average );
1212 }
1213
1214 static void InitPrograms( input_thread_t * p_input )
1215 {
1216 int i_es_out_mode;
1217 vlc_list_t list;
1218
1219 /* Compute correct pts_delay */
1220 UpdatePtsDelay( p_input );
1221
1222 /* Set up es_out */
1223 i_es_out_mode = ES_OUT_MODE_AUTO;
1224 if( input_priv(p_input)->p_sout && !input_priv(p_input)->p_renderer )
1225 {
1226 char *prgms;
1227
1228 if( (prgms = var_GetNonEmptyString( p_input, "programs" )) != NULL )
1229 {
1230 char *buf;
1231
1232 TAB_INIT( list.i_count, list.p_values );
1233 for( const char *prgm = strtok_r( prgms, ",", &buf );
1234 prgm != NULL;
1235 prgm = strtok_r( NULL, ",", &buf ) )
1236 {
1237 vlc_value_t val = { .i_int = atoi( prgm ) };
1238 TAB_APPEND(list.i_count, list.p_values, val);
1239 }
1240
1241 if( list.i_count > 0 )
1242 i_es_out_mode = ES_OUT_MODE_PARTIAL;
1243 /* Note : we should remove the "program" callback. */
1244
1245 free( prgms );
1246 }
1247 else if( var_GetBool( p_input, "sout-all" ) )
1248 {
1249 i_es_out_mode = ES_OUT_MODE_ALL;
1250 }
1251 }
1252 es_out_SetMode( input_priv(p_input)->p_es_out, i_es_out_mode );
1253
1254 /* Inform the demuxer about waited group (needed only for DVB) */
1255 if( i_es_out_mode == ES_OUT_MODE_ALL )
1256 {
1257 demux_Control( input_priv(p_input)->master->p_demux, DEMUX_SET_GROUP, -1, NULL );
1258 }
1259 else if( i_es_out_mode == ES_OUT_MODE_PARTIAL )
1260 {
1261 demux_Control( input_priv(p_input)->master->p_demux, DEMUX_SET_GROUP, -1,
1262 &list );
1263 TAB_CLEAN( list.i_count, list.p_values );
1264 }
1265 else
1266 {
1267 demux_Control( input_priv(p_input)->master->p_demux, DEMUX_SET_GROUP,
1268 es_out_GetGroupForced( input_priv(p_input)->p_es_out ), NULL );
1269 }
1270 }
1271
1272 static int Init( input_thread_t * p_input )
1273 {
1274 input_thread_private_t *priv = input_priv(p_input);
1275 input_source_t *master;
1276
1277 if( var_Type( p_input->obj.parent, "meta-file" ) )
1278 {
1279 msg_Dbg( p_input, "Input is a meta file: disabling unneeded options" );
1280 var_SetString( p_input, "sout", "" );
1281 var_SetBool( p_input, "sout-all", false );
1282 var_SetString( p_input, "input-slave", "" );
1283 var_SetInteger( p_input, "input-repeat", 0 );
1284 var_SetString( p_input, "sub-file", "" );
1285 var_SetBool( p_input, "sub-autodetect-file", false );
1286 }
1287
1288 #ifdef ENABLE_SOUT
1289 if( InitSout( p_input ) )
1290 goto error;
1291 #endif
1292
1293 /* Create es out */
1294 priv->p_es_out = input_EsOutTimeshiftNew( p_input, priv->p_es_out_display,
1295 priv->i_rate );
1296 if( priv->p_es_out == NULL )
1297 goto error;
1298
1299 /* */
1300 input_ChangeState( p_input, OPENING_S );
1301 input_SendEventCache( p_input, 0.0 );
1302
1303 /* */
1304 master = InputSourceNew( p_input, priv->p_item->psz_uri, NULL, false );
1305 if( master == NULL )
1306 goto error;
1307 priv->master = master;
1308
1309 InitTitle( p_input );
1310
1311 /* Load master infos */
1312 /* Init length */
1313 mtime_t i_length;
1314 if( demux_Control( master->p_demux, DEMUX_GET_LENGTH, &i_length ) )
1315 i_length = 0;
1316 if( i_length <= 0 )
1317 i_length = input_item_GetDuration( priv->p_item );
1318 input_SendEventLength( p_input, i_length );
1319
1320 input_SendEventPosition( p_input, 0.0, 0 );
1321
1322 if( !priv->b_preparsing )
1323 {
1324 StartTitle( p_input );
1325 SetSubtitlesOptions( p_input );
1326 LoadSlaves( p_input );
1327 InitPrograms( p_input );
1328
1329 double f_rate = var_InheritFloat( p_input, "rate" );
1330 if( f_rate != 0.0 && f_rate != 1.0 )
1331 {
1332 vlc_value_t val = { .i_int = INPUT_RATE_DEFAULT / f_rate };
1333 input_ControlPush( p_input, INPUT_CONTROL_SET_RATE, &val );
1334 }
1335 }
1336
1337 if( !priv->b_preparsing && priv->p_sout )
1338 {
1339 priv->b_out_pace_control = priv->p_sout->i_out_pace_nocontrol > 0;
1340
1341 msg_Dbg( p_input, "starting in %ssync mode",
1342 priv->b_out_pace_control ? "a" : "" );
1343 }
1344
1345 vlc_meta_t *p_meta = vlc_meta_New();
1346 if( p_meta != NULL )
1347 {
1348 /* Get meta data from users */
1349 InputMetaUser( p_input, p_meta );
1350
1351 /* Get meta data from master input */
1352 InputSourceMeta( p_input, master, p_meta );
1353
1354 /* And from slave */
1355 for( int i = 0; i < priv->i_slave; i++ )
1356 InputSourceMeta( p_input, priv->slave[i], p_meta );
1357
1358 es_out_ControlSetMeta( priv->p_es_out, p_meta );
1359 vlc_meta_Delete( p_meta );
1360 }
1361
1362 msg_Dbg( p_input, "`%s' successfully opened",
1363 input_priv(p_input)->p_item->psz_uri );
1364
1365 /* initialization is complete */
1366 input_ChangeState( p_input, PLAYING_S );
1367
1368 return VLC_SUCCESS;
1369
1370 error:
1371 input_ChangeState( p_input, ERROR_S );
1372
1373 if( input_priv(p_input)->p_es_out )
1374 es_out_Delete( input_priv(p_input)->p_es_out );
1375 es_out_SetMode( input_priv(p_input)->p_es_out_display, ES_OUT_MODE_END );
1376 if( input_priv(p_input)->p_resource )
1377 {
1378 if( input_priv(p_input)->p_sout )
1379 input_resource_RequestSout( input_priv(p_input)->p_resource,
1380 input_priv(p_input)->p_sout, NULL );
1381 input_resource_SetInput( input_priv(p_input)->p_resource, NULL );
1382 if( input_priv(p_input)->p_resource_private )
1383 input_resource_Terminate( input_priv(p_input)->p_resource_private );
1384 }
1385
1386 /* Mark them deleted */
1387 input_priv(p_input)->p_es_out = NULL;
1388 input_priv(p_input)->p_sout = NULL;
1389
1390 return VLC_EGENERIC;
1391 }
1392
1393 /*****************************************************************************
1394 * End: end the input thread
1395 *****************************************************************************/
1396 static void End( input_thread_t * p_input )
1397 {
1398 input_thread_private_t *priv = input_priv(p_input);
1399
1400 /* We are at the end */
1401 input_ChangeState( p_input, END_S );
1402
1403 /* Clean control variables */
1404 input_ControlVarStop( p_input );
1405
1406 /* Stop es out activity */
1407 es_out_SetMode( priv->p_es_out, ES_OUT_MODE_NONE );
1408
1409 /* Delete slave */
1410 for( int i = 0; i < priv->i_slave; i++ )
1411 InputSourceDestroy( priv->slave[i] );
1412 free( priv->slave );
1413
1414 /* Clean up master */
1415 InputSourceDestroy( priv->master );
1416 priv->i_title = 0;
1417 priv->title = NULL;
1418 priv->i_title_offset = 0;
1419 priv->i_seekpoint_offset = 0;
1420
1421 /* Unload all modules */
1422 if( priv->p_es_out )
1423 es_out_Delete( priv->p_es_out );
1424 es_out_SetMode( priv->p_es_out_display, ES_OUT_MODE_END );
1425
1426 if( priv->stats != NULL )
1427 {
1428 input_item_t *item = priv->p_item;
1429 /* make sure we are up to date */
1430 vlc_mutex_lock( &item->lock );
1431 input_stats_Compute( priv->stats, item->p_stats );
1432 vlc_mutex_unlock( &item->lock );
1433 }
1434
1435 vlc_mutex_lock( &priv->p_item->lock );
1436 if( priv->i_attachment > 0 )
1437 {
1438 for( int i = 0; i < priv->i_attachment; i++ )
1439 vlc_input_attachment_Delete( priv->attachment[i] );
1440 TAB_CLEAN( priv->i_attachment, priv->attachment );
1441 free( priv->attachment_demux);
1442 priv->attachment_demux = NULL;
1443 }
1444
1445 /* clean bookmarks */
1446 for( int i = 0; i < priv->i_bookmark; ++i )
1447 vlc_seekpoint_Delete( priv->pp_bookmark[i] );
1448 TAB_CLEAN( priv->i_bookmark, priv->pp_bookmark );
1449
1450 vlc_mutex_unlock( &input_priv(p_input)->p_item->lock );
1451
1452 /* */
1453 input_resource_RequestSout( input_priv(p_input)->p_resource,
1454 input_priv(p_input)->p_sout, NULL );
1455 input_resource_SetInput( input_priv(p_input)->p_resource, NULL );
1456 if( input_priv(p_input)->p_resource_private )
1457 input_resource_Terminate( input_priv(p_input)->p_resource_private );
1458 }
1459
1460 /*****************************************************************************
1461 * Control
1462 *****************************************************************************/
1463 void input_ControlPush( input_thread_t *p_input,
1464 int i_type, vlc_value_t *p_val )
1465 {
1466 input_thread_private_t *sys = input_priv(p_input);
1467
1468 vlc_mutex_lock( &sys->lock_control );
1469 if( sys->is_stopped || sys->i_control >= INPUT_CONTROL_FIFO_SIZE )
1470 {
1471 if( sys->is_stopped )
1472 msg_Dbg( p_input, "input control stopped, trashing type=%d",
1473 i_type );
1474 else
1475 msg_Err( p_input, "input control fifo overflow, trashing type=%d",
1476 i_type );
1477 if( p_val )
1478 ControlRelease( i_type, *p_val );
1479 }
1480 else
1481 {
1482 input_control_t c;
1483 c.i_type = i_type;
1484 if( p_val )
1485 c.val = *p_val;
1486 else
1487 memset( &c.val, 0, sizeof(c.val) );
1488
1489 sys->control[sys->i_control++] = c;
1490
1491 vlc_cond_signal( &sys->wait_control );
1492 }
1493 vlc_mutex_unlock( &sys->lock_control );
1494 }
1495
1496 static int ControlGetReducedIndexLocked( input_thread_t *p_input )
1497 {
1498 const int i_lt = input_priv(p_input)->control[0].i_type;
1499 int i;
1500 for( i = 1; i < input_priv(p_input)->i_control; i++ )
1501 {
1502 const int i_ct = input_priv(p_input)->control[i].i_type;
1503
1504 if( i_lt == i_ct &&
1505 ( i_ct == INPUT_CONTROL_SET_STATE ||
1506 i_ct == INPUT_CONTROL_SET_RATE ||
1507 i_ct == INPUT_CONTROL_SET_POSITION ||
1508 i_ct == INPUT_CONTROL_SET_TIME ||
1509 i_ct == INPUT_CONTROL_SET_PROGRAM ||
1510 i_ct == INPUT_CONTROL_SET_TITLE ||
1511 i_ct == INPUT_CONTROL_SET_SEEKPOINT ||
1512 i_ct == INPUT_CONTROL_SET_BOOKMARK ) )
1513 {
1514 continue;
1515 }
1516 else
1517 {
1518 /* TODO but that's not that important
1519 - merge SET_X with SET_X_CMD
1520 - ignore SET_SEEKPOINT/SET_POSITION/SET_TIME before a SET_TITLE
1521 - ignore SET_SEEKPOINT/SET_POSITION/SET_TIME before another among them
1522 - ?
1523 */
1524 break;
1525 }
1526 }
1527 return i - 1;
1528 }
1529
1530
1531 static inline int ControlPop( input_thread_t *p_input,
1532 int *pi_type, vlc_value_t *p_val,
1533 mtime_t i_deadline, bool b_postpone_seek )
1534 {
1535 input_thread_private_t *p_sys = input_priv(p_input);
1536
1537 vlc_mutex_lock( &p_sys->lock_control );
1538 while( p_sys->i_control <= 0 ||
1539 ( b_postpone_seek && ControlIsSeekRequest( p_sys->control[0].i_type ) ) )
1540 {
1541 if( p_sys->is_stopped )
1542 {
1543 vlc_mutex_unlock( &p_sys->lock_control );
1544 return VLC_EGENERIC;
1545 }
1546
1547 if( i_deadline >= 0 )
1548 {
1549 if( vlc_cond_timedwait( &p_sys->wait_control, &p_sys->lock_control,
1550 i_deadline ) )
1551 {
1552 vlc_mutex_unlock( &p_sys->lock_control );
1553 return VLC_EGENERIC;
1554 }
1555 }
1556 else
1557 vlc_cond_wait( &p_sys->wait_control, &p_sys->lock_control );
1558 }
1559
1560 /* */
1561 const int i_index = ControlGetReducedIndexLocked( p_input );
1562
1563 for( int i = 0; i < i_index; ++i )
1564 {
1565 /* Release Reduced controls */
1566 ControlRelease( p_sys->control[i].i_type, p_sys->control[i].val );
1567 }
1568
1569 /* */
1570 *pi_type = p_sys->control[i_index].i_type;
1571 *p_val = p_sys->control[i_index].val;
1572
1573 p_sys->i_control -= i_index + 1;
1574 if( p_sys->i_control > 0 )
1575 memmove( &p_sys->control[0], &p_sys->control[i_index+1],
1576 sizeof(*p_sys->control) * p_sys->i_control );
1577 vlc_mutex_unlock( &p_sys->lock_control );
1578
1579 return VLC_SUCCESS;
1580 }
1581 static bool ControlIsSeekRequest( int i_type )
1582 {
1583 switch( i_type )
1584 {
1585 case INPUT_CONTROL_SET_POSITION:
1586 case INPUT_CONTROL_SET_TIME:
1587 case INPUT_CONTROL_SET_TITLE:
1588 case INPUT_CONTROL_SET_TITLE_NEXT:
1589 case INPUT_CONTROL_SET_TITLE_PREV:
1590 case INPUT_CONTROL_SET_SEEKPOINT:
1591 case INPUT_CONTROL_SET_SEEKPOINT_NEXT:
1592 case INPUT_CONTROL_SET_SEEKPOINT_PREV:
1593 case INPUT_CONTROL_SET_BOOKMARK:
1594 case INPUT_CONTROL_NAV_ACTIVATE:
1595 case INPUT_CONTROL_NAV_UP:
1596 case INPUT_CONTROL_NAV_DOWN:
1597 case INPUT_CONTROL_NAV_LEFT:
1598 case INPUT_CONTROL_NAV_RIGHT:
1599 case INPUT_CONTROL_NAV_POPUP:
1600 case INPUT_CONTROL_NAV_MENU:
1601 return true;
1602 default:
1603 return false;
1604 }
1605 }
1606
1607 static void ControlRelease( int i_type, vlc_value_t val )
1608 {
1609 switch( i_type )
1610 {
1611 case INPUT_CONTROL_ADD_SLAVE:
1612 if( val.p_address )
1613 input_item_slave_Delete( val.p_address );
1614 break;
1615 case INPUT_CONTROL_SET_VIEWPOINT:
1616 case INPUT_CONTROL_SET_INITIAL_VIEWPOINT:
1617 case INPUT_CONTROL_UPDATE_VIEWPOINT:
1618 free( val.p_address );
1619 break;
1620 case INPUT_CONTROL_SET_RENDERER:
1621 if( val.p_address )
1622 vlc_renderer_item_release( val.p_address );
1623 break;
1624
1625 default:
1626 break;
1627 }
1628 }
1629
1630 /* Pause input */
1631 static void ControlPause( input_thread_t *p_input, mtime_t i_control_date )
1632 {
1633 int i_state = PAUSE_S;
1634
1635 if( input_priv(p_input)->b_can_pause )
1636 {
1637 demux_t *p_demux = input_priv(p_input)->master->p_demux;
1638
1639 if( demux_Control( p_demux, DEMUX_SET_PAUSE_STATE, true ) )
1640 {
1641 msg_Warn( p_input, "cannot set pause state" );
1642 return;
1643 }
1644 }
1645
1646 /* */
1647 if( es_out_SetPauseState( input_priv(p_input)->p_es_out, input_priv(p_input)->b_can_pause,
1648 true, i_control_date ) )
1649 {
1650 msg_Warn( p_input, "cannot set pause state at es_out level" );
1651 return;
1652 }
1653
1654 /* Switch to new state */
1655 input_ChangeState( p_input, i_state );
1656 }
1657
1658 static void ControlUnpause( input_thread_t *p_input, mtime_t i_control_date )
1659 {
1660 if( input_priv(p_input)->b_can_pause )
1661 {
1662 demux_t *p_demux = input_priv(p_input)->master->p_demux;
1663
1664 if( demux_Control( p_demux, DEMUX_SET_PAUSE_STATE, false ) )
1665 {
1666 msg_Err( p_input, "cannot resume" );
1667 input_ChangeState( p_input, ERROR_S );
1668 return;
1669 }
1670 }
1671
1672 /* Switch to play */
1673 input_ChangeState( p_input, PLAYING_S );
1674 es_out_SetPauseState( input_priv(p_input)->p_es_out, false, false, i_control_date );
1675 }
1676
1677 static void ViewpointApply( input_thread_t *p_input )
1678 {
1679 input_thread_private_t *priv = input_priv(p_input);
1680
1681 vlc_viewpoint_clip( &priv->viewpoint );
1682
1683 vout_thread_t **pp_vout;
1684 size_t i_vout;
1685 input_resource_HoldVouts( priv->p_resource, &pp_vout, &i_vout );
1686
1687 for( size_t i = 0; i < i_vout; ++i )
1688 {
1689 var_SetAddress( pp_vout[i], "viewpoint", &priv->viewpoint );
1690 /* This variable can only be read from callbacks */
1691 var_Change( pp_vout[i], "viewpoint", VLC_VAR_SETVALUE,
1692 &(vlc_value_t) { .p_address = NULL }, NULL );
1693 vlc_object_release( pp_vout[i] );
1694 }
1695 free( pp_vout );
1696
1697 audio_output_t *p_aout = input_resource_HoldAout( priv->p_resource );
1698 if( p_aout )
1699 {
1700
1701 var_SetAddress( p_aout, "viewpoint", &priv->viewpoint );
1702 /* This variable can only be read from callbacks */
1703 var_Change( p_aout, "viewpoint", VLC_VAR_SETVALUE,
1704 &(vlc_value_t) { .p_address = NULL }, NULL );
1705 vlc_object_release( p_aout );
1706 }
1707 }
1708
1709 static void ControlNav( input_thread_t *p_input, int i_type )
1710 {
1711 input_thread_private_t *priv = input_priv(p_input);
1712
1713 if( !demux_Control( priv->master->p_demux, i_type
1714 - INPUT_CONTROL_NAV_ACTIVATE + DEMUX_NAV_ACTIVATE ) )
1715 return; /* The demux handled the navigation control */
1716
1717 /* Handle Up/Down/Left/Right if the demux can't navigate */
1718 vlc_viewpoint_t vp = {};
1719 int vol_direction = 0;
1720 int seek_direction = 0;
1721 switch( i_type )
1722 {
1723 case INPUT_CONTROL_NAV_UP:
1724 vol_direction = 1;
1725 vp.pitch = -1.f;
1726 break;
1727 case INPUT_CONTROL_NAV_DOWN:
1728 vol_direction = -1;
1729 vp.pitch = 1.f;
1730 break;
1731 case INPUT_CONTROL_NAV_LEFT:
1732 seek_direction = -1;
1733 vp.yaw = -1.f;
1734 break;
1735 case INPUT_CONTROL_NAV_RIGHT:
1736 seek_direction = 1;
1737 vp.yaw = 1.f;
1738 break;
1739 case INPUT_CONTROL_NAV_ACTIVATE:
1740 case INPUT_CONTROL_NAV_POPUP:
1741 case INPUT_CONTROL_NAV_MENU:
1742 return;
1743 default:
1744 vlc_assert_unreachable();
1745 }
1746
1747 /* Try to change the viewpoint if possible */
1748 vout_thread_t **pp_vout;
1749 size_t i_vout;
1750 bool b_viewpoint_ch = false;
1751 input_resource_HoldVouts( priv->p_resource, &pp_vout, &i_vout );
1752 for( size_t i = 0; i < i_vout; ++i )
1753 {
1754 if( !b_viewpoint_ch
1755 && var_GetBool( pp_vout[i], "viewpoint-changeable" ) )
1756 b_viewpoint_ch = true;
1757 vlc_object_release( pp_vout[i] );
1758 }
1759 free( pp_vout );
1760
1761 if( b_viewpoint_ch )
1762 {
1763 priv->viewpoint_changed = true;
1764 priv->viewpoint.yaw += vp.yaw;
1765 priv->viewpoint.pitch += vp.pitch;
1766 priv->viewpoint.roll += vp.roll;
1767 priv->viewpoint.fov += vp.fov;
1768 ViewpointApply( p_input );
1769 return;
1770 }
1771
1772 /* Seek or change volume if the input doesn't have navigation or viewpoint */
1773 if( seek_direction != 0 )
1774 {
1775 mtime_t it = var_InheritInteger( p_input, "short-jump-size" );
1776 var_SetInteger( p_input, "time-offset", it * seek_direction * CLOCK_FREQ );
1777 }
1778 else
1779 {
1780 assert( vol_direction != 0 );
1781 audio_output_t *p_aout = input_resource_HoldAout( priv->p_resource );
1782 if( p_aout )
1783 {
1784 aout_VolumeUpdate( p_aout, vol_direction, NULL );
1785 vlc_object_release( p_aout );
1786 }
1787 }
1788 }
1789
1790 #ifdef ENABLE_SOUT
1791 static void ControlUpdateSout( input_thread_t *p_input, const char* psz_chain )
1792 {
1793 var_SetString( p_input, "sout", psz_chain );
1794 if( psz_chain && *psz_chain )
1795 {
1796 if( InitSout( p_input ) != VLC_SUCCESS )
1797 {
1798 msg_Err( p_input, "Failed to start sout" );
1799 return;
1800 }
1801 }
1802 else
1803 {
1804 input_resource_RequestSout( input_priv(p_input)->p_resource,
1805 input_priv(p_input)->p_sout, NULL );
1806 input_priv(p_input)->p_sout = NULL;
1807 }
1808 es_out_Control( input_priv(p_input)->p_es_out, ES_OUT_RESTART_ALL_ES );
1809 }
1810 #endif
1811
1812 static void ControlInsertDemuxFilter( input_thread_t* p_input, const char* psz_demux_chain )
1813 {
1814 input_source_t *p_inputSource = input_priv(p_input)->master;
1815 demux_t *p_filtered_demux = demux_FilterChainNew( p_inputSource->p_demux, psz_demux_chain );
1816 if ( p_filtered_demux != NULL )
1817 p_inputSource->p_demux = p_filtered_demux;
1818 else if ( psz_demux_chain != NULL )
1819 msg_Dbg(p_input, "Failed to create demux filter %s", psz_demux_chain);
1820 }
1821
1822 static bool Control( input_thread_t *p_input,
1823 int i_type, vlc_value_t val )
1824 {
1825 const mtime_t i_control_date = mdate();
1826 /* FIXME b_force_update is abused, it should be carefully checked */
1827 bool b_force_update = false;
1828
1829 if( !p_input )
1830 return b_force_update;
1831
1832 switch( i_type )
1833 {
1834 case INPUT_CONTROL_SET_POSITION:
1835 {
1836 if( input_priv(p_input)->b_recording )
1837 {
1838 msg_Err( p_input, "INPUT_CONTROL_SET_POSITION ignored while recording" );
1839 break;
1840 }
1841
1842 float f_pos = val.f_float;
1843 if( f_pos < 0.f )
1844 f_pos = 0.f;
1845 else if( f_pos > 1.f )
1846 f_pos = 1.f;
1847 /* Reset the decoders states and clock sync (before calling the demuxer */
1848 es_out_SetTime( input_priv(p_input)->p_es_out, -1 );
1849 if( demux_Control( input_priv(p_input)->master->p_demux, DEMUX_SET_POSITION,
1850 (double) f_pos, !input_priv(p_input)->b_fast_seek ) )
1851 {
1852 msg_Err( p_input, "INPUT_CONTROL_SET_POSITION "
1853 "%2.1f%% failed", (double)(f_pos * 100.f) );
1854 }
1855 else
1856 {
1857 if( input_priv(p_input)->i_slave > 0 )
1858 SlaveSeek( p_input );
1859 input_priv(p_input)->master->b_eof = false;
1860
1861 b_force_update = true;
1862 }
1863 break;
1864 }
1865
1866 case INPUT_CONTROL_SET_TIME:
1867 {
1868 int64_t i_time;
1869 int i_ret;
1870
1871 if( input_priv(p_input)->b_recording )
1872 {
1873 msg_Err( p_input, "INPUT_CONTROL_SET_TIME ignored while recording" );
1874 break;
1875 }
1876
1877 i_time = val.i_int;
1878 if( i_time < 0 )
1879 i_time = 0;
1880
1881 /* Reset the decoders states and clock sync (before calling the demuxer */
1882 es_out_SetTime( input_priv(p_input)->p_es_out, -1 );
1883
1884 i_ret = demux_Control( input_priv(p_input)->master->p_demux,
1885 DEMUX_SET_TIME, i_time,
1886 !input_priv(p_input)->b_fast_seek );
1887 if( i_ret )
1888 {
1889 int64_t i_length;
1890
1891 /* Emulate it with a SET_POS */
1892 if( !demux_Control( input_priv(p_input)->master->p_demux,
1893 DEMUX_GET_LENGTH, &i_length ) && i_length > 0 )
1894 {
1895 double f_pos = (double)i_time / (double)i_length;
1896 i_ret = demux_Control( input_priv(p_input)->master->p_demux,
1897 DEMUX_SET_POSITION, f_pos,
1898 !input_priv(p_input)->b_fast_seek );
1899 }
1900 }
1901 if( i_ret )
1902 {
1903 msg_Warn( p_input, "INPUT_CONTROL_SET_TIME %"PRId64
1904 " failed or not possible", i_time );
1905 }
1906 else
1907 {
1908 if( input_priv(p_input)->i_slave > 0 )
1909 SlaveSeek( p_input );
1910 input_priv(p_input)->master->b_eof = false;
1911
1912 b_force_update = true;
1913 }
1914 break;
1915 }
1916
1917 case INPUT_CONTROL_SET_STATE:
1918 switch( val.i_int )
1919 {
1920 case PLAYING_S:
1921 if( input_priv(p_input)->i_state == PAUSE_S )
1922 {
1923 ControlUnpause( p_input, i_control_date );
1924 b_force_update = true;
1925 }
1926 break;
1927 case PAUSE_S:
1928 if( input_priv(p_input)->i_state == PLAYING_S )
1929 {
1930 ControlPause( p_input, i_control_date );
1931 b_force_update = true;
1932 }
1933 break;
1934 default:
1935 msg_Err( p_input, "invalid INPUT_CONTROL_SET_STATE" );
1936 }
1937 break;
1938
1939 case INPUT_CONTROL_SET_RATE:
1940 {
1941 /* Get rate and direction */
1942 long long i_rate = llabs( val.i_int );
1943 int i_rate_sign = val.i_int < 0 ? -1 : 1;
1944
1945 /* Check rate bound */
1946 if( i_rate < INPUT_RATE_MIN )
1947 {
1948 msg_Dbg( p_input, "cannot set rate faster" );
1949 i_rate = INPUT_RATE_MIN;
1950 }
1951 else if( i_rate > INPUT_RATE_MAX )
1952 {
1953 msg_Dbg( p_input, "cannot set rate slower" );
1954 i_rate = INPUT_RATE_MAX;
1955 }
1956
1957 /* Apply direction */
1958 if( i_rate_sign < 0 )
1959 {
1960 if( input_priv(p_input)->master->b_rescale_ts )
1961 {
1962 msg_Dbg( p_input, "cannot set negative rate" );
1963 i_rate = input_priv(p_input)->i_rate;
1964 assert( i_rate > 0 );
1965 }
1966 else
1967 {
1968 i_rate *= i_rate_sign;
1969 }
1970 }
1971
1972 if( i_rate != INPUT_RATE_DEFAULT &&
1973 ( ( !input_priv(p_input)->b_can_rate_control && !input_priv(p_input)->master->b_rescale_ts ) ||
1974 ( input_priv(p_input)->p_sout && !input_priv(p_input)->b_out_pace_control ) ) )
1975 {
1976 msg_Dbg( p_input, "cannot change rate" );
1977 i_rate = INPUT_RATE_DEFAULT;
1978 }
1979 if( i_rate != input_priv(p_input)->i_rate &&
1980 !input_priv(p_input)->b_can_pace_control && input_priv(p_input)->b_can_rate_control )
1981 {
1982 if( !input_priv(p_input)->master->b_rescale_ts )
1983 es_out_Control( input_priv(p_input)->p_es_out, ES_OUT_RESET_PCR );
1984
1985 if( demux_Control( input_priv(p_input)->master->p_demux, DEMUX_SET_RATE,
1986 &i_rate ) )
1987 {
1988 msg_Warn( p_input, "ACCESS/DEMUX_SET_RATE failed" );
1989 i_rate = input_priv(p_input)->i_rate;
1990 }
1991 }
1992
1993 /* */
1994 if( i_rate != input_priv(p_input)->i_rate )
1995 {
1996 input_priv(p_input)->i_rate = i_rate;
1997 input_SendEventRate( p_input, i_rate );
1998
1999 if( input_priv(p_input)->master->b_rescale_ts )
2000 {
2001 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;
2002 es_out_SetRate( input_priv(p_input)->p_es_out, i_rate_source, i_rate );
2003 }
2004
2005 b_force_update = true;
2006 }
2007 break;
2008 }
2009
2010 case INPUT_CONTROL_SET_PROGRAM:
2011 /* No need to force update, es_out does it if needed */
2012 es_out_Control( input_priv(p_input)->p_es_out,
2013 ES_OUT_SET_GROUP, val.i_int );
2014
2015 demux_Control( input_priv(p_input)->master->p_demux, DEMUX_SET_GROUP, val.i_int,
2016 NULL );
2017 break;
2018
2019 case INPUT_CONTROL_SET_ES:
2020 /* No need to force update, es_out does it if needed */
2021 es_out_Control( input_priv(p_input)->p_es_out_display,
2022 ES_OUT_SET_ES_BY_ID, (int)val.i_int );
2023
2024 demux_Control( input_priv(p_input)->master->p_demux, DEMUX_SET_ES, (int)val.i_int );
2025 break;
2026
2027 case INPUT_CONTROL_RESTART_ES:
2028 es_out_Control( input_priv(p_input)->p_es_out_display,
2029 ES_OUT_RESTART_ES_BY_ID, (int)val.i_int );
2030 break;
2031
2032 case INPUT_CONTROL_SET_VIEWPOINT:
2033 case INPUT_CONTROL_SET_INITIAL_VIEWPOINT:
2034 case INPUT_CONTROL_UPDATE_VIEWPOINT:
2035 {
2036 input_thread_private_t *priv = input_priv(p_input);
2037 const vlc_viewpoint_t *p_vp = val.p_address;
2038
2039 if ( i_type == INPUT_CONTROL_SET_INITIAL_VIEWPOINT )
2040 {
2041
2042 /* Set the initial viewpoint if it had not been changed by the
2043 * user. */
2044 if( !priv->viewpoint_changed )
2045 priv->viewpoint = *p_vp;
2046 /* Update viewpoints of aout and every vouts in all cases. */
2047 }
2048 else if ( i_type == INPUT_CONTROL_SET_VIEWPOINT)
2049 {
2050 priv->viewpoint_changed = true;
2051 priv->viewpoint = *p_vp;
2052 }
2053 else
2054 {
2055 priv->viewpoint_changed = true;
2056 priv->viewpoint.yaw += p_vp->yaw;
2057 priv->viewpoint.pitch += p_vp->pitch;
2058 priv->viewpoint.roll += p_vp->roll;
2059 priv->viewpoint.fov += p_vp->fov;
2060 }
2061
2062 ViewpointApply( p_input );
2063 break;
2064 }
2065
2066 case INPUT_CONTROL_SET_AUDIO_DELAY:
2067 input_SendEventAudioDelay( p_input, val.i_int );
2068 UpdatePtsDelay( p_input );
2069 break;
2070
2071 case INPUT_CONTROL_SET_SPU_DELAY:
2072 input_SendEventSubtitleDelay( p_input, val.i_int );
2073 UpdatePtsDelay( p_input );
2074 break;
2075
2076 case INPUT_CONTROL_SET_TITLE:
2077 case INPUT_CONTROL_SET_TITLE_NEXT:
2078 case INPUT_CONTROL_SET_TITLE_PREV:
2079 {
2080 if( input_priv(p_input)->b_recording )
2081 {
2082 msg_Err( p_input, "INPUT_CONTROL_SET_TITLE(*) ignored while recording" );
2083 break;
2084 }
2085 if( input_priv(p_input)->master->i_title <= 0 )
2086 break;
2087
2088 int i_title = demux_GetTitle( input_priv(p_input)->master->p_demux );
2089 if( i_type == INPUT_CONTROL_SET_TITLE_PREV )
2090 i_title--;
2091 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
2092 i_title++;
2093 else
2094 i_title = val.i_int;
2095 if( i_title < 0 || i_title >= input_priv(p_input)->master->i_title )
2096 break;
2097
2098 es_out_SetTime( input_priv(p_input)->p_es_out, -1 );
2099 demux_Control( input_priv(p_input)->master->p_demux,
2100 DEMUX_SET_TITLE, i_title );
2101 input_SendEventTitle( p_input, i_title );
2102 break;
2103 }
2104 case INPUT_CONTROL_SET_SEEKPOINT:
2105 case INPUT_CONTROL_SET_SEEKPOINT_NEXT:
2106 case INPUT_CONTROL_SET_SEEKPOINT_PREV:
2107 {
2108 if( input_priv(p_input)->b_recording )
2109 {
2110 msg_Err( p_input, "INPUT_CONTROL_SET_SEEKPOINT(*) ignored while recording" );
2111 break;
2112 }
2113 if( input_priv(p_input)->master->i_title <= 0 )
2114 break;
2115
2116 demux_t *p_demux = input_priv(p_input)->master->p_demux;
2117
2118 int i_title = demux_GetTitle( p_demux );
2119 int i_seekpoint = demux_GetSeekpoint( p_demux );
2120
2121 if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV )
2122 {
2123 int64_t i_seekpoint_time = input_priv(p_input)->master->title[i_title]->seekpoint[i_seekpoint]->i_time_offset;
2124 int64_t i_input_time = var_GetInteger( p_input, "time" );
2125 if( i_seekpoint_time >= 0 && i_input_time >= 0 )
2126 {
2127 if( i_input_time < i_seekpoint_time + 3000000 )
2128 i_seekpoint--;
2129 }
2130 else
2131 i_seekpoint--;
2132 }
2133 else if( i_type == INPUT_CONTROL_SET_SEEKPOINT_NEXT )
2134 i_seekpoint++;
2135 else
2136 i_seekpoint = val.i_int;
2137 if( i_seekpoint < 0
2138 || i_seekpoint >= input_priv(p_input)->master->title[i_title]->i_seekpoint )
2139 break;
2140
2141 es_out_SetTime( input_priv(p_input)->p_es_out, -1 );
2142 demux_Control( input_priv(p_input)->master->p_demux,
2143 DEMUX_SET_SEEKPOINT, i_seekpoint );
2144 input_SendEventSeekpoint( p_input, i_title, i_seekpoint );
2145 break;
2146 }
2147
2148 case INPUT_CONTROL_ADD_SLAVE:
2149 if( val.p_address )
2150 {
2151 input_item_slave_t *p_item_slave = val.p_address;
2152 unsigned i_flags = SLAVE_ADD_CANFAIL | SLAVE_ADD_SET_TIME;
2153 if( p_item_slave->b_forced )
2154 i_flags |= SLAVE_ADD_FORCED;
2155
2156 if( input_SlaveSourceAdd( p_input, p_item_slave->i_type,
2157 p_item_slave->psz_uri, i_flags )
2158 == VLC_SUCCESS )
2159 {
2160 /* Update item slaves */
2161 input_item_AddSlave( input_priv(p_input)->p_item, p_item_slave );
2162 /* The slave is now owned by the item */
2163 val.p_address = NULL;
2164 }
2165 }
2166 break;
2167
2168 case INPUT_CONTROL_SET_RECORD_STATE:
2169 if( !!input_priv(p_input)->b_recording != !!val.b_bool )
2170 {
2171 if( input_priv(p_input)->master->b_can_stream_record )
2172 {
2173 if( demux_Control( input_priv(p_input)->master->p_demux,
2174 DEMUX_SET_RECORD_STATE, val.b_bool ) )
2175 val.b_bool = false;
2176 }
2177 else
2178 {
2179 if( es_out_SetRecordState( input_priv(p_input)->p_es_out_display, val.b_bool ) )
2180 val.b_bool = false;
2181 }
2182 input_priv(p_input)->b_recording = val.b_bool;
2183
2184 input_SendEventRecord( p_input, val.b_bool );
2185
2186 b_force_update = true;
2187 }
2188 break;
2189
2190 case INPUT_CONTROL_SET_FRAME_NEXT:
2191 if( input_priv(p_input)->i_state == PAUSE_S )
2192 {
2193 es_out_SetFrameNext( input_priv(p_input)->p_es_out );
2194 }
2195 else if( input_priv(p_input)->i_state == PLAYING_S )
2196 {
2197 ControlPause( p_input, i_control_date );
2198 }
2199 else
2200 {
2201 msg_Err( p_input, "invalid state for frame next" );
2202 }
2203 b_force_update = true;
2204 break;
2205
2206 case INPUT_CONTROL_SET_BOOKMARK:
2207 {
2208 mtime_t time_offset = -1;
2209
2210 vlc_mutex_lock( &input_priv(p_input)->p_item->lock );
2211 if( val.i_int >= 0 && val.i_int < input_priv(p_input)->i_bookmark )
2212 {
2213 const seekpoint_t *p_bookmark = input_priv(p_input)->pp_bookmark[val.i_int];
2214 time_offset = p_bookmark->i_time_offset;
2215 }
2216 vlc_mutex_unlock( &input_priv(p_input)->p_item->lock );
2217
2218 if( time_offset < 0 )
2219 {
2220 msg_Err( p_input, "invalid bookmark %"PRId64, val.i_int );
2221 break;
2222 }
2223
2224 val.i_int = time_offset;
2225 b_force_update = Control( p_input, INPUT_CONTROL_SET_TIME, val );
2226 break;
2227 }
2228 case INPUT_CONTROL_SET_RENDERER:
2229 {
2230 #ifdef ENABLE_SOUT
2231 vlc_renderer_item_t *p_item = val.p_address;
2232 input_thread_private_t *p_priv = input_priv( p_input );
2233 // We do not support switching from a renderer to another for now
2234 if ( p_item == NULL && p_priv->p_renderer == NULL )
2235 break;
2236
2237 if ( p_priv->p_renderer )
2238 {
2239 ControlUpdateSout( p_input, NULL );
2240 demux_FilterDisable( p_priv->master->p_demux,
2241 vlc_renderer_item_demux_filter( p_priv->p_renderer ) );
2242 vlc_renderer_item_release( p_priv->p_renderer );
2243 p_priv->p_renderer = NULL;
2244 }
2245 if( p_item != NULL )
2246 {
2247 p_priv->p_renderer = vlc_renderer_item_hold( p_item );
2248 ControlUpdateSout( p_input, vlc_renderer_item_sout( p_item ) );
2249 if( !demux_FilterEnable( p_priv->master->p_demux,
2250 vlc_renderer_item_demux_filter( p_priv->p_renderer ) ) )
2251 {
2252 ControlInsertDemuxFilter( p_input,
2253 vlc_renderer_item_demux_filter( p_item ) );
2254 }
2255 input_resource_TerminateVout( p_priv->p_resource );
2256 }
2257 #endif
2258 break;
2259 }
2260
2261 case INPUT_CONTROL_NAV_ACTIVATE:
2262 case INPUT_CONTROL_NAV_UP:
2263 case INPUT_CONTROL_NAV_DOWN:
2264 case INPUT_CONTROL_NAV_LEFT:
2265 case INPUT_CONTROL_NAV_RIGHT:
2266 case INPUT_CONTROL_NAV_POPUP:
2267 case INPUT_CONTROL_NAV_MENU:
2268 ControlNav( p_input, i_type );
2269 break;
2270
2271 default:
2272 msg_Err( p_input, "not yet implemented" );
2273 break;
2274 }
2275
2276 ControlRelease( i_type, val );
2277 return b_force_update;
2278 }
2279
2280 /*****************************************************************************
2281 * UpdateTitleSeekpoint
2282 *****************************************************************************/
2283 static int UpdateTitleSeekpoint( input_thread_t *p_input,
2284 int i_title, int i_seekpoint )
2285 {
2286 int i_title_end = input_priv(p_input)->master->i_title_end -
2287 input_priv(p_input)->master->i_title_offset;
2288 int i_seekpoint_end = input_priv(p_input)->master->i_seekpoint_end -
2289 input_priv(p_input)->master->i_seekpoint_offset;
2290
2291 if( i_title_end >= 0 && i_seekpoint_end >= 0 )
2292 {
2293 if( i_title > i_title_end ||
2294 ( i_title == i_title_end && i_seekpoint > i_seekpoint_end ) )
2295 return VLC_DEMUXER_EOF;
2296 }
2297 else if( i_seekpoint_end >= 0 )
2298 {
2299 if( i_seekpoint > i_seekpoint_end )
2300 return VLC_DEMUXER_EOF;
2301 }
2302 else if( i_title_end >= 0 )
2303 {
2304 if( i_title > i_title_end )
2305 return VLC_DEMUXER_EOF;
2306 }
2307 return VLC_DEMUXER_SUCCESS;
2308 }
2309 /*****************************************************************************
2310 * Update*FromDemux:
2311 *****************************************************************************/
2312 static int UpdateTitleSeekpointFromDemux( input_thread_t *p_input )
2313 {
2314 demux_t *p_demux = input_priv(p_input)->master->p_demux;
2315
2316 /* TODO event-like */
2317 if( demux_TestAndClearFlags( p_demux, INPUT_UPDATE_TITLE ) )
2318 input_SendEventTitle( p_input, demux_GetTitle( p_demux ) );
2319
2320 if( demux_TestAndClearFlags( p_demux, INPUT_UPDATE_SEEKPOINT ) )
2321 input_SendEventSeekpoint( p_input, demux_GetTitle( p_demux ),
2322 demux_GetSeekpoint( p_demux ) );
2323
2324 return UpdateTitleSeekpoint( p_input,
2325 demux_GetTitle( p_demux ),
2326 demux_GetSeekpoint( p_demux ) );
2327 }
2328
2329 static void UpdateGenericFromDemux( input_thread_t *p_input )
2330 {
2331 demux_t *p_demux = input_priv(p_input)->master->p_demux;
2332
2333 if( demux_TestAndClearFlags( p_demux, INPUT_UPDATE_META ) )
2334 InputUpdateMeta( p_input, p_demux );
2335
2336 {
2337 double quality;
2338 double strength;
2339
2340 if( !demux_Control( p_demux, DEMUX_GET_SIGNAL, &quality, &strength ) )
2341 input_SendEventSignal( p_input, quality, strength );
2342 }
2343 }
2344
2345 static void UpdateTitleListfromDemux( input_thread_t *p_input )
2346 {
2347 input_thread_private_t *priv = input_priv(p_input);
2348 input_source_t *in = priv->master;
2349
2350 /* Delete the preexisting titles */
2351 if( in->i_title > 0 )
2352 {
2353 for( int i = 0; i < in->i_title; i++ )
2354 vlc_input_title_Delete( in->title[i] );
2355 TAB_CLEAN( in->i_title, in->title );
2356 priv->i_title = 0;
2357 priv->title = NULL;
2358 in->b_title_demux = false;
2359 }
2360
2361 /* Get the new title list */
2362 if( demux_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
2363 &in->title, &in->i_title,
2364 &in->i_title_offset, &in->i_seekpoint_offset ) )
2365 TAB_INIT( in->i_title, in->title );
2366 else
2367 in->b_title_demux = true;
2368
2369 InitTitle( p_input );
2370 }
2371
2372 static int
2373 InputStreamHandleAnchor( input_source_t *source, stream_t **stream,
2374 char const *anchor )
2375 {
2376 char const* extra;
2377 if( stream_extractor_AttachParsed( stream, anchor, &extra ) )
2378 {
2379 msg_Err( source, "unable to attach stream-extractors for %s",
2380 (*stream)->psz_url );
2381
2382 return VLC_EGENERIC;
2383 }
2384
2385 if( vlc_stream_directory_Attach( stream, NULL ) )
2386 msg_Dbg( source, "attachment of directory-extractor failed for %s",
2387 (*stream)->psz_url );
2388
2389 MRLSections( extra ? extra : "",
2390 &source->i_title_start, &source->i_title_end,
2391 &source->i_seekpoint_start, &source->i_seekpoint_end );
2392
2393 return VLC_SUCCESS;
2394 }
2395
2396 static demux_t *InputDemuxNew( input_thread_t *p_input, input_source_t *p_source,
2397 const char *psz_access, const char *psz_demux,
2398 const char *psz_path, const char *psz_anchor )
2399 {
2400 input_thread_private_t *priv = input_priv(p_input );
2401 demux_t *p_demux = NULL;
2402
2403 /* first, try to create an access demux */
2404 p_demux = demux_NewAdvanced( VLC_OBJECT( p_source ), p_input,
2405 psz_access, psz_access, psz_path,
2406 NULL, priv->p_es_out, priv->b_preparsing );
2407 if( p_demux )
2408 {
2409 MRLSections( psz_anchor,
2410 &p_source->i_title_start, &p_source->i_title_end,
2411 &p_source->i_seekpoint_start, &p_source->i_seekpoint_end );
2412
2413 return p_demux;
2414 }
2415
2416 /* not an access-demux: create the underlying access stream */
2417 char *psz_base_mrl;
2418
2419 if( asprintf( &psz_base_mrl, "%s://%s", psz_access, psz_path ) < 0 )
2420 return NULL;
2421
2422 char *psz_filters = var_InheritString( p_source, "stream-filter" );
2423 stream_t* p_stream = stream_AccessNew( VLC_OBJECT( p_source ), p_input,
2424 priv->b_preparsing,
2425 psz_base_mrl );
2426 FREENULL( psz_base_mrl );
2427
2428 if( p_stream == NULL )
2429 goto error;
2430
2431 /* attach explicit stream filters to stream */
2432 if( psz_filters )
2433 p_stream = stream_FilterChainNew( p_stream, psz_filters );
2434
2435 FREENULL( psz_filters );
2436
2437 /* handle anchors */
2438 if( InputStreamHandleAnchor( p_source, &p_stream, psz_anchor ) )
2439 goto error;
2440
2441 /* attach conditional record stream-filter */
2442 if( var_InheritBool( p_source, "input-record-native" ) )
2443 p_stream = stream_FilterChainNew( p_stream, "record" );
2444
2445 /* create a regular demux with the access stream created */
2446 p_demux = demux_NewAdvanced( VLC_OBJECT( p_source ), p_input,
2447 psz_access, psz_demux, psz_path,
2448 p_stream, priv->p_es_out,
2449 priv->b_preparsing );
2450 if( p_demux )
2451 return p_demux;
2452
2453 error:
2454 free( psz_base_mrl );
2455 free( psz_filters );
2456
2457 if( p_stream )
2458 vlc_stream_Delete( p_stream );
2459
2460 return NULL;
2461 }
2462
2463 /*****************************************************************************
2464 * InputSourceNew:
2465 *****************************************************************************/
2466 static input_source_t *InputSourceNew( input_thread_t *p_input,
2467 const char *psz_mrl,
2468 const char *psz_forced_demux,
2469 bool b_in_can_fail )
2470 {
2471 input_thread_private_t *priv = input_priv(p_input);
2472 input_source_t *in = vlc_custom_create( p_input, sizeof( *in ),
2473 "input source" );
2474 if( unlikely(in == NULL) )
2475 return NULL;
2476
2477 const char *psz_access, *psz_demux, *psz_path, *psz_anchor = NULL;
2478
2479 assert( psz_mrl );
2480 char *psz_dup = strdup( psz_mrl );
2481 char *psz_demux_var = NULL;
2482
2483 if( psz_dup == NULL )
2484 {
2485 vlc_object_release( in );
2486 return NULL;
2487 }
2488
2489 /* Split uri */
2490 input_SplitMRL( &psz_access, &psz_demux, &psz_path, &psz_anchor, psz_dup );
2491
2492 if( psz_demux == NULL || psz_demux[0] == '\0' )
2493 psz_demux = psz_demux_var = var_InheritString( in, "demux" );
2494
2495 if( psz_forced_demux != NULL )
2496 psz_demux = psz_forced_demux;
2497
2498 if( psz_demux == NULL )
2499 psz_demux = "any";
2500
2501 msg_Dbg( p_input, "`%s' gives access `%s' demux `%s' path `%s'",
2502 psz_mrl, psz_access, psz_demux, psz_path );
2503
2504 if( input_priv(p_input)->master == NULL /* XXX ugly */)
2505 { /* On master stream only, use input-list */
2506 char *str = var_InheritString( p_input, "input-list" );
2507 if( str != NULL )
2508 {
2509 char *list;
2510
2511 var_Create( p_input, "concat-list", VLC_VAR_STRING );
2512 if( likely(asprintf( &list, "%s://%s,%s", psz_access, psz_path,
2513 str ) >= 0) )
2514 {
2515 var_SetString( p_input, "concat-list", list );
2516 free( list );
2517 }
2518 free( str );
2519 psz_access = "concat";
2520 }
2521 }
2522
2523 if( strcasecmp( psz_access, "concat" ) )
2524 { /* Autodetect extra files if none specified */
2525 int count;
2526 char **tab;
2527
2528 TAB_INIT( count, tab );
2529 InputGetExtraFiles( p_input, &count, &tab, &psz_access, psz_path );
2530 if( count > 0 )
2531 {
2532 char *list = NULL;
2533
2534 for( int i = 0; i < count; i++ )
2535 {
2536 char *str;
2537 if( asprintf( &str, "%s,%s", list ? list : psz_mrl,
2538 tab[i] ) < 0 )
2539 break;
2540
2541 free( tab[i] );
2542 free( list );
2543 list = str;
2544 }
2545
2546 var_Create( p_input, "concat-list", VLC_VAR_STRING );
2547 if( likely(list != NULL) )
2548 {
2549 var_SetString( p_input, "concat-list", list );
2550 free( list );
2551 }
2552 }
2553 TAB_CLEAN( count, tab );
2554 }
2555
2556 in->p_demux = InputDemuxNew( p_input, in, psz_access, psz_demux,
2557 psz_path, psz_anchor );
2558
2559 free( psz_demux_var );
2560 free( psz_dup );
2561
2562 if( in->p_demux == NULL )
2563 {
2564 if( !b_in_can_fail && !input_Stopped( p_input ) )
2565 vlc_dialog_display_error( p_input, _("Your input can't be opened"),
2566 _("VLC is unable to open the MRL '%s'."
2567 " Check the log for details."), psz_mrl );
2568 vlc_object_release( in );
2569 return NULL;
2570 }
2571
2572 char *psz_demux_chain = NULL;
2573 if( priv->p_renderer )
2574 {
2575 const char* psz_renderer_demux = vlc_renderer_item_demux_filter(
2576 priv->p_renderer );
2577 if( psz_renderer_demux )
2578 psz_demux_chain = strdup( psz_renderer_demux );
2579 }
2580 if( !psz_demux_chain )
2581 psz_demux_chain = var_GetNonEmptyString(p_input, "demux-filter");
2582 if( psz_demux_chain != NULL ) /* add the chain of demux filters */
2583 {
2584 in->p_demux = demux_FilterChainNew( in->p_demux, psz_demux_chain );
2585 free( psz_demux_chain );
2586
2587 if( in->p_demux == NULL )
2588 {
2589 msg_Err(p_input, "Failed to create demux filter");
2590 vlc_object_release( in );
2591 return NULL;
2592 }
2593 }
2594
2595 /* Get infos from (access_)demux */
2596 bool b_can_seek;
2597 if( demux_Control( in->p_demux, DEMUX_CAN_SEEK, &b_can_seek ) )
2598 b_can_seek = false;
2599 var_SetBool( p_input, "can-seek", b_can_seek );
2600
2601 if( demux_Control( in->p_demux, DEMUX_CAN_CONTROL_PACE,
2602 &in->b_can_pace_control ) )
2603 in->b_can_pace_control = false;
2604
2605 assert( in->p_demux->pf_demux != NULL || !in->b_can_pace_control );
2606
2607 if( !in->b_can_pace_control )
2608 {
2609 if( demux_Control( in->p_demux, DEMUX_CAN_CONTROL_RATE,
2610 &in->b_can_rate_control ) )
2611 {
2612 in->b_can_rate_control = false;
2613 in->b_rescale_ts = true;
2614 }
2615 else
2616 in->b_rescale_ts = !in->b_can_rate_control;
2617 }
2618 else
2619 {
2620 in->b_can_rate_control = true;
2621 in->b_rescale_ts = true;
2622 }
2623
2624 demux_Control( in->p_demux, DEMUX_CAN_PAUSE, &in->b_can_pause );
2625
2626 var_SetBool( p_input, "can-pause", in->b_can_pause || !in->b_can_pace_control ); /* XXX temporary because of es_out_timeshift*/
2627 var_SetBool( p_input, "can-rate", !in->b_can_pace_control || in->b_can_rate_control ); /* XXX temporary because of es_out_timeshift*/
2628 var_SetBool( p_input, "can-rewind", !in->b_rescale_ts && !in->b_can_pace_control && in->b_can_rate_control );
2629
2630 /* Set record capabilities */
2631 if( demux_Control( in->p_demux, DEMUX_CAN_RECORD, &in->b_can_stream_record ) )
2632 in->b_can_stream_record = false;
2633 #ifdef ENABLE_SOUT
2634 if( !var_GetBool( p_input, "input-record-native" ) )
2635 in->b_can_stream_record = false;
2636 var_SetBool( p_input, "can-record", true );
2637 #else
2638 var_SetBool( p_input, "can-record", in->b_can_stream_record );
2639 #endif
2640
2641 /* get attachment
2642 * FIXME improve for b_preparsing: move it after GET_META and check psz_arturl */
2643 if( !input_priv(p_input)->b_preparsing )
2644 {
2645 if( demux_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
2646 &in->title, &in->i_title,
2647 &in->i_title_offset, &in->i_seekpoint_offset ))
2648 {
2649 TAB_INIT( in->i_title, in->title );
2650 }
2651 else
2652 {
2653 in->b_title_demux = true;
2654 }
2655
2656 int i_attachment;
2657 input_attachment_t **attachment;
2658 if( !demux_Control( in->p_demux, DEMUX_GET_ATTACHMENTS,
2659 &attachment, &i_attachment ) )
2660 {
2661 vlc_mutex_lock( &input_priv(p_input)->p_item->lock );
2662 AppendAttachment( &input_priv(p_input)->i_attachment, &input_priv(p_input)->attachment, &input_priv(p_input)->attachment_demux,
2663 i_attachment, attachment, in->p_demux );
2664 vlc_mutex_unlock( &input_priv(p_input)->p_item->lock );
2665 }
2666
2667 demux_Control( in->p_demux, DEMUX_GET_PTS_DELAY, &in->i_pts_delay );
2668 if( in->i_pts_delay > INPUT_PTS_DELAY_MAX )
2669 in->i_pts_delay = INPUT_PTS_DELAY_MAX;
2670 else if( in->i_pts_delay < 0 )
2671 in->i_pts_delay = 0;
2672 }
2673
2674 if( demux_Control( in->p_demux, DEMUX_GET_FPS, &in->f_fps ) )
2675 in->f_fps = 0.f;
2676
2677 if( var_GetInteger( p_input, "clock-synchro" ) != -1 )
2678 in->b_can_pace_control = !var_GetInteger( p_input, "clock-synchro" );
2679
2680 return in;
2681 }
2682
2683 /*****************************************************************************
2684 * InputSourceDestroy:
2685 *****************************************************************************/
2686 static void InputSourceDestroy( input_source_t *in )
2687 {
2688 int i;
2689
2690 if( in->p_demux )
2691 demux_Delete( in->p_demux );
2692
2693 if( in->i_title > 0 )
2694 {
2695 for( i = 0; i < in->i_title; i++ )
2696 vlc_input_title_Delete( in->title[i] );
2697 TAB_CLEAN( in->i_title, in->title );
2698 }
2699
2700 vlc_object_release( in );
2701 }
2702
2703 /*****************************************************************************
2704 * InputSourceMeta:
2705 *****************************************************************************/
2706 static void InputSourceMeta( input_thread_t *p_input,
2707 input_source_t *p_source, vlc_meta_t *p_meta )
2708 {
2709 demux_t *p_demux = p_source->p_demux;
2710
2711 /* XXX Remember that checking against p_item->p_meta->i_status & ITEM_PREPARSED
2712 * is a bad idea */
2713
2714 bool has_meta = false;
2715
2716 /* Read demux meta */
2717 if( !demux_Control( p_demux, DEMUX_GET_META, p_meta ) )
2718 has_meta = true;
2719
2720 bool has_unsupported;
2721 if( demux_Control( p_demux, DEMUX_HAS_UNSUPPORTED_META, &has_unsupported ) )
2722 has_unsupported = true;
2723
2724 /* If the demux report unsupported meta data, or if we don't have meta data
2725 * try an external "meta reader" */
2726 if( has_meta && !has_unsupported )
2727 return;
2728
2729 demux_meta_t *p_demux_meta =
2730 vlc_custom_create( p_source, sizeof( *p_demux_meta ), "demux meta" );
2731 if( unlikely(p_demux_meta == NULL) )
2732 return;
2733 p_demux_meta->p_item = input_priv(p_input)->p_item;
2734
2735 module_t *p_id3 = module_need( p_demux_meta, "meta reader", NULL, false );
2736 if( p_id3 )
2737 {
2738 if( p_demux_meta->p_meta )
2739 {
2740 vlc_meta_Merge( p_meta, p_demux_meta->p_meta );
2741 vlc_meta_Delete( p_demux_meta->p_meta );
2742 }
2743
2744 if( p_demux_meta->i_attachments > 0 )
2745 {
2746 vlc_mutex_lock( &input_priv(p_input)->p_item->lock );
2747 AppendAttachment( &input_priv(p_input)->i_attachment, &input_priv(p_input)->attachment, &input_priv(p_input)->attachment_demux,
2748 p_demux_meta->i_attachments, p_demux_meta->attachments, p_demux);
2749 vlc_mutex_unlock( &input_priv(p_input)->p_item->lock );
2750 }
2751 module_unneed( p_demux, p_id3 );
2752 }
2753 vlc_object_release( p_demux_meta );
2754 }
2755
2756
2757 static void SlaveDemux( input_thread_t *p_input )
2758 {
2759 int64_t i_time;
2760 int i;
2761
2762 if( demux_Control( input_priv(p_input)->master->p_demux, DEMUX_GET_TIME, &i_time ) )
2763 {
2764 msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2765 return;
2766 }
2767
2768 for( i = 0; i < input_priv(p_input)->i_slave; i++ )
2769 {
2770 input_source_t *in = input_priv(p_input)->slave[i];
2771 int i_ret;
2772
2773 if( in->b_eof )
2774 continue;
2775
2776 /* Call demux_Demux until we have read enough data */
2777 if( demux_Control( in->p_demux, DEMUX_SET_NEXT_DEMUX_TIME, i_time ) )
2778 {
2779 for( ;; )
2780 {
2781 int64_t i_stime;
2782 if( demux_Control( in->p_demux, DEMUX_GET_TIME, &i_stime ) )
2783 {
2784 msg_Err( p_input, "slave[%d] doesn't like "
2785 "DEMUX_GET_TIME -> EOF", i );
2786 i_ret = 0;
2787 break;
2788 }
2789
2790 if( i_stime >= i_time )
2791 {
2792 i_ret = 1;
2793 break;
2794 }
2795
2796 if( ( i_ret = demux_Demux( in->p_demux ) ) <= 0 )
2797 break;
2798 }
2799 }
2800 else
2801 {
2802 i_ret = demux_Demux( in->p_demux );
2803 }
2804
2805 if( i_ret <= 0 )
2806 {
2807 msg_Dbg( p_input, "slave %d EOF", i );
2808 in->b_eof = true;
2809 }
2810 }
2811 }
2812
2813 static void SlaveSeek( input_thread_t *p_input )
2814 {
2815 int64_t i_time;
2816 int i;
2817
2818 if( demux_Control( input_priv(p_input)->master->p_demux, DEMUX_GET_TIME, &i_time ) )
2819 {
2820 msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2821 return;
2822 }
2823
2824 for( i = 0; i < input_priv(p_input)->i_slave; i++ )
2825 {
2826 input_source_t *in = input_priv(p_input)->slave[i];
2827
2828 if( demux_Control( in->p_demux, DEMUX_SET_TIME, i_time, true ) )
2829 {
2830 if( !in->b_eof )
2831 msg_Err( p_input, "seek failed for slave %d -> EOF", i );
2832 in->b_eof = true;
2833 }
2834 else
2835 {
2836 in->b_eof = false;
2837 }
2838 }
2839 }
2840
2841 /*****************************************************************************
2842 * InputMetaUser:
2843 *****************************************************************************/
2844 static void InputMetaUser( input_thread_t *p_input, vlc_meta_t *p_meta )
2845 {
2846 static const struct { int i_meta; const char *psz_name; } p_list[] = {
2847 { vlc_meta_Title, "meta-title" },
2848 { vlc_meta_Artist, "meta-artist" },
2849 { vlc_meta_Genre, "meta-genre" },
2850 { vlc_meta_Copyright, "meta-copyright" },
2851 { vlc_meta_Description, "meta-description" },
2852 { vlc_meta_Date, "meta-date" },
2853 { vlc_meta_URL, "meta-url" },
2854 { 0, NULL }
2855 };
2856
2857 /* Get meta information from user */
2858 for( int i = 0; p_list[i].psz_name; i++ )
2859 {
2860 char *psz_string = var_GetNonEmptyString( p_input, p_list[i].psz_name );
2861 if( !psz_string )
2862 continue;
2863
2864 EnsureUTF8( psz_string );
2865 vlc_meta_Set( p_meta, p_list[i].i_meta, psz_string );
2866 free( psz_string );
2867 }
2868 }
2869
2870 static void AppendAttachment( int *pi_attachment, input_attachment_t ***ppp_attachment,
2871 const demux_t ***ppp_attachment_demux,
2872 int i_new, input_attachment_t **pp_new, const demux_t *p_demux )
2873 {
2874 int i_attachment = *pi_attachment;
2875 int i;
2876
2877 input_attachment_t **pp_att = realloc( *ppp_attachment,
2878 sizeof(*pp_att) * ( i_attachment + i_new ) );
2879 if( likely(pp_att) )
2880 {
2881 *ppp_attachment = pp_att;
2882 const demux_t **pp_attdmx = realloc( *ppp_attachment_demux,
2883 sizeof(*pp_attdmx) * ( i_attachment + i_new ) );
2884 if( likely(pp_attdmx) )
2885 {
2886 *ppp_attachment_demux = pp_attdmx;
2887
2888 for( i = 0; i < i_new; i++ )
2889 {
2890 pp_att[i_attachment] = pp_new[i];
2891 pp_attdmx[i_attachment++] = p_demux;
2892 }
2893 /* */
2894 *pi_attachment = i_attachment;
2895 free( pp_new );
2896 return;
2897 }
2898 }
2899
2900 /* on alloc errors */
2901 for( i = 0; i < i_new; i++ )
2902 vlc_input_attachment_Delete( pp_new[i] );
2903 free( pp_new );
2904 }
2905
2906 /*****************************************************************************
2907 * InputUpdateMeta: merge p_item meta data with p_meta taking care of
2908 * arturl and locking issue.
2909 *****************************************************************************/
2910 static void InputUpdateMeta( input_thread_t *p_input, demux_t *p_demux )
2911 {
2912 vlc_meta_t *p_meta = vlc_meta_New();
2913 if( unlikely(p_meta == NULL) )
2914 return;
2915
2916 demux_Control( p_demux, DEMUX_GET_META, p_meta );
2917
2918 /* If metadata changed, then the attachments might have changed.
2919 We need to update them in case they contain album art. */
2920 input_attachment_t **attachment;
2921 int i_attachment;
2922
2923 if( !demux_Control( p_demux, DEMUX_GET_ATTACHMENTS,
2924 &attachment, &i_attachment ) )
2925 {
2926 vlc_mutex_lock( &input_priv(p_input)->p_item->lock );
2927 if( input_priv(p_input)->i_attachment > 0 )
2928 {
2929 int j = 0;
2930 for( int i = 0; i < input_priv(p_input)->i_attachment; i++ )
2931 {
2932 if( input_priv(p_input)->attachment_demux[i] == p_demux )
2933 vlc_input_attachment_Delete( input_priv(p_input)->attachment[i] );
2934 else
2935 {
2936 input_priv(p_input)->attachment[j] = input_priv(p_input)->attachment[i];
2937 input_priv(p_input)->attachment_demux[j] = input_priv(p_input)->attachment_demux[i];
2938 j++;
2939 }
2940 }
2941 input_priv(p_input)->i_attachment = j;
2942 }
2943 AppendAttachment( &input_priv(p_input)->i_attachment, &input_priv(p_input)->attachment, &input_priv(p_input)->attachment_demux,
2944 i_attachment, attachment, p_demux );
2945 vlc_mutex_unlock( &input_priv(p_input)->p_item->lock );
2946 }
2947
2948 es_out_ControlSetMeta( input_priv(p_input)->p_es_out, p_meta );
2949 vlc_meta_Delete( p_meta );
2950 }
2951
2952 /*****************************************************************************
2953 * InputGetExtraFiles
2954 * Autodetect extra input list
2955 *****************************************************************************/
2956 static void InputGetExtraFilesPattern( input_thread_t *p_input,
2957 int *pi_list, char ***pppsz_list,
2958 const char *psz_path,
2959 const char *psz_match,
2960 const char *psz_format,
2961 int i_start, int i_stop )
2962 {
2963 int i_list;
2964 char **ppsz_list;
2965 TAB_INIT( i_list, ppsz_list );
2966
2967 char *psz_base = strdup( psz_path );
2968 if( !psz_base )
2969 goto exit;
2970
2971 /* Remove the extension */
2972 char *psz_end = &psz_base[strlen(psz_base)-strlen(psz_match)];
2973 assert( psz_end >= psz_base);
2974 *psz_end = '\0';
2975
2976 /* Try to list files */
2977 for( int i = i_start; i <= i_stop; i++ )
2978 {
2979 char *psz_probe;
2980 if( asprintf( &psz_probe, psz_format, psz_base, i ) < 0 )
2981 break;
2982
2983 char *filepath = get_path( psz_probe );
2984
2985 struct stat st;
2986 if( filepath == NULL ||
2987 vlc_stat( filepath, &st ) || !S_ISREG( st.st_mode ) || !st.st_size )
2988 {
2989 free( filepath );
2990 free( psz_probe );
2991 break;
2992 }
2993
2994 msg_Dbg( p_input, "Detected extra file `%s'", filepath );
2995
2996 char* psz_uri = vlc_path2uri( filepath, NULL );
2997 if( psz_uri )
2998 TAB_APPEND( i_list, ppsz_list, psz_uri );
2999
3000 free( filepath );
3001 free( psz_probe );
3002 }
3003 free( psz_base );
3004 exit:
3005 *pi_list = i_list;
3006 *pppsz_list = ppsz_list;
3007 }
3008
3009 static void InputGetExtraFiles( input_thread_t *p_input,
3010 int *pi_list, char ***pppsz_list,
3011 const char **ppsz_access, const char *psz_path )
3012 {
3013 static const struct pattern
3014 {
3015 const char *psz_access_force;
3016 const char *psz_match;
3017 const char *psz_format;
3018 int i_start;
3019 int i_stop;
3020 } patterns[] = {
3021 /* XXX the order is important */
3022 { "concat", ".001", "%s.%.3d", 2, 999 },
3023 { NULL, ".part1.rar","%s.part%.1d.rar", 2, 9 },
3024 { NULL, ".part01.rar","%s.part%.2d.rar", 2, 99, },
3025 { NULL, ".part001.rar", "%s.part%.3d.rar", 2, 999 },
3026 { NULL, ".rar", "%s.r%.2d", 0, 99 },
3027 };
3028
3029 TAB_INIT( *pi_list, *pppsz_list );
3030
3031 if( ( **ppsz_access && strcmp( *ppsz_access, "file" ) ) || !psz_path )
3032 return;
3033
3034 const size_t i_path = strlen(psz_path);
3035
3036 for( size_t i = 0; i < ARRAY_SIZE( patterns ); ++i )
3037 {
3038 const struct pattern* pat = &patterns[i];
3039 const size_t i_ext = strlen( pat->psz_match );
3040
3041 if( i_path < i_ext )
3042 continue;
3043
3044 if( !strcmp( &psz_path[i_path-i_ext], pat->psz_match ) )
3045 {
3046 InputGetExtraFilesPattern( p_input, pi_list, pppsz_list, psz_path,
3047 pat->psz_match, pat->psz_format, pat->i_start, pat->i_stop );
3048
3049 if( *pi_list > 0 && pat->psz_access_force )
3050 *ppsz_access = pat->psz_access_force;
3051 return;
3052 }
3053 }
3054 }
3055
3056 /* */
3057 static void input_ChangeState( input_thread_t *p_input, int i_state )
3058 {
3059 if( input_priv(p_input)->i_state == i_state )
3060 return;
3061
3062 input_priv(p_input)->i_state = i_state;
3063 if( i_state == ERROR_S )
3064 input_item_SetErrorWhenReading( input_priv(p_input)->p_item, true );
3065 input_SendEventState( p_input, i_state );
3066 }
3067
3068
3069 /*****************************************************************************
3070 * MRLSplit: parse the access, demux and url part of the
3071 * Media Resource Locator.
3072 *****************************************************************************/
3073 void input_SplitMRL( const char **access, const char **demux,
3074 const char **path, const char **anchor, char *buf )
3075 {
3076 char *p;
3077
3078 /* Separate <path> from <access>[/<demux>]:// */
3079 p = strstr( buf, "://" );
3080 if( p != NULL )
3081 {
3082 *p = '\0';
3083 p += 3; /* skips "://" */
3084 *path = p;
3085
3086 /* Remove HTML anchor if present (not supported).
3087 * The hash symbol itself should be URI-encoded. */
3088 p = strchr( p, '#' );
3089 if( p != NULL )
3090 {
3091 *(p++) = '\0';
3092 *anchor = p;
3093 }
3094 else
3095 *anchor = "";
3096 }
3097 else
3098 {
3099 #ifndef NDEBUG
3100 fprintf( stderr, "%s(\"%s\") probably not a valid URI!\n", __func__,
3101 buf );
3102 #endif
3103 /* Note: this is a valid non const pointer to "": */
3104 *path = buf + strlen( buf );
3105 }
3106
3107 /* Separate access from demux */
3108 p = strchr( buf, '/' );
3109 if( p != NULL )
3110 {
3111 *(p++) = '\0';
3112 if( p[0] == '$' )
3113 p++;
3114 *demux = p;
3115 }
3116 else
3117 *demux = "";
3118
3119 /* We really don't want module name substitution here! */
3120 p = buf;
3121 if( p[0] == '$' )
3122 p++;
3123 *access = p;
3124 }
3125
3126 static const char *MRLSeekPoint( const char *str, int *title, int *chapter )
3127 {
3128 char *end;
3129 unsigned long u;
3130
3131 /* Look for the title */
3132 u = strtoul( str, &end, 0 );
3133 *title = (str == end || u > (unsigned long)INT_MAX) ? -1 : (int)u;
3134 str = end;
3135
3136 /* Look for the chapter */
3137 if( *str == ':' )
3138 {
3139 str++;
3140 u = strtoul( str, &end, 0 );
3141 *chapter = (str == end || u > (unsigned long)INT_MAX) ? -1 : (int)u;
3142 str = end;
3143 }
3144 else
3145 *chapter = -1;
3146
3147 return str;
3148 }
3149
3150
3151 /*****************************************************************************
3152 * MRLSections: parse title and seekpoint info from the Media Resource Locator.
3153 *
3154 * Syntax:
3155 * [url][@[title_start][:chapter_start][-[title_end][:chapter_end]]]
3156 *****************************************************************************/
3157 static void MRLSections( const char *p,
3158 int *pi_title_start, int *pi_title_end,
3159 int *pi_chapter_start, int *pi_chapter_end )
3160 {
3161 *pi_title_start = *pi_title_end = *pi_chapter_start = *pi_chapter_end = -1;
3162
3163 int title_start, chapter_start, title_end, chapter_end;
3164
3165 if( !p )
3166 return;
3167
3168 if( *p != '-' )
3169 p = MRLSeekPoint( p, &title_start, &chapter_start );
3170 else
3171 title_start = chapter_start = -1;
3172
3173 if( *p == '-' )
3174 p = MRLSeekPoint( p + 1, &title_end, &chapter_end );
3175 else
3176 title_end = chapter_end = -1;
3177
3178 if( *p ) /* syntax error */
3179 return;
3180
3181 *pi_title_start = title_start;
3182 *pi_title_end = title_end;
3183 *pi_chapter_start = chapter_start;
3184 *pi_chapter_end = chapter_end;
3185 }
3186
3187 static int input_SlaveSourceAdd( input_thread_t *p_input,
3188 enum slave_type i_type, const char *psz_uri,
3189 unsigned i_flags )
3190 {
3191 vlc_value_t count;
3192 const char *psz_es;
3193 const char *psz_forced_demux;
3194 const bool b_can_fail = i_flags & SLAVE_ADD_CANFAIL;
3195 const bool b_forced = i_flags & SLAVE_ADD_FORCED;
3196 const bool b_set_time = i_flags & SLAVE_ADD_SET_TIME;
3197
3198 switch( i_type )
3199 {
3200 case SLAVE_TYPE_SPU:
3201 psz_es = "spu-es";
3202 psz_forced_demux = "subtitle";
3203 break;
3204 case SLAVE_TYPE_AUDIO:
3205 psz_es = "audio-es";
3206 psz_forced_demux = NULL;
3207 break;
3208 default:
3209 vlc_assert_unreachable();
3210 }
3211
3212 if( b_forced )
3213 var_Change( p_input, psz_es, VLC_VAR_CHOICESCOUNT, &count, NULL );
3214
3215 msg_Dbg( p_input, "loading %s slave: %s (forced: %d)", psz_es, psz_uri,
3216 b_forced );
3217
3218 input_source_t *p_source = InputSourceNew( p_input, psz_uri,
3219 psz_forced_demux,
3220 b_can_fail || psz_forced_demux );
3221
3222 if( psz_forced_demux && p_source == NULL )
3223 p_source = InputSourceNew( p_input, psz_uri, NULL, b_can_fail );
3224
3225 if( p_source == NULL )
3226 {
3227 msg_Warn( p_input, "failed to add %s as slave", psz_uri );
3228 return VLC_EGENERIC;
3229 }
3230
3231 if( i_type == SLAVE_TYPE_AUDIO )
3232 {
3233 if( b_set_time )
3234 {
3235 int64_t i_time;
3236
3237 /* Set position */
3238 if( demux_Control( input_priv(p_input)->master->p_demux,
3239 DEMUX_GET_TIME, &i_time ) )
3240 {
3241 msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
3242 InputSourceDestroy( p_source );
3243 return VLC_EGENERIC;
3244 }
3245
3246 if( demux_Control( p_source->p_demux,
3247 DEMUX_SET_TIME, i_time, true ) )
3248 {
3249 msg_Err( p_input, "seek failed for new slave" );
3250 InputSourceDestroy( p_source );
3251 return VLC_EGENERIC;
3252 }
3253 }
3254
3255 /* Get meta (access and demux) */
3256 InputUpdateMeta( p_input, p_source->p_demux );
3257 }
3258
3259 TAB_APPEND( input_priv(p_input)->i_slave, input_priv(p_input)->slave, p_source );
3260
3261 if( !b_forced )
3262 return VLC_SUCCESS;
3263
3264 /* Select the ES */
3265 vlc_value_t list;
3266
3267 if( var_Change( p_input, psz_es, VLC_VAR_GETCHOICES, &list, NULL ) )
3268 return VLC_SUCCESS;
3269
3270 if( count.i_int == 0 )
3271 count.i_int++;
3272 /* if it was first one, there is disable too */
3273
3274 if( count.i_int < list.p_list->i_count )
3275 {
3276 const int i_id = list.p_list->p_values[count.i_int].i_int;
3277
3278 es_out_Control( input_priv(p_input)->p_es_out_display, ES_OUT_SET_ES_DEFAULT_BY_ID, i_id );
3279 es_out_Control( input_priv(p_input)->p_es_out_display, ES_OUT_SET_ES_BY_ID, i_id );
3280 }
3281 var_FreeList( &list, NULL );
3282
3283 return VLC_SUCCESS;
3284 }
3285
3286 static char *input_SubtitleFile2Uri( input_thread_t *p_input,
3287 const char *psz_subtitle )
3288 {
3289 /* if we are provided a subtitle.sub file,
3290 * see if we don't have a subtitle.idx and use it instead */
3291 char *psz_idxpath = NULL;
3292 char *psz_extension = strrchr( psz_subtitle, '.');
3293 if( psz_extension && strcmp( psz_extension, ".sub" ) == 0 )
3294 {
3295 psz_idxpath = strdup( psz_subtitle );
3296 if( psz_idxpath )
3297 {
3298 struct stat st;
3299
3300 psz_extension = psz_extension - psz_subtitle + psz_idxpath;
3301 strcpy( psz_extension, ".idx" );
3302
3303 if( !vlc_stat( psz_idxpath, &st ) && S_ISREG( st.st_mode ) )
3304 {
3305 msg_Dbg( p_input, "using %s as subtitle file instead of %s",
3306 psz_idxpath, psz_subtitle );
3307 psz_subtitle = psz_idxpath;
3308 }
3309 }
3310 }
3311
3312 char *psz_uri = vlc_path2uri( psz_subtitle, NULL );
3313 free( psz_idxpath );
3314 return psz_uri;
3315 }
3316
3317 /**/
3318 /* TODO FIXME nearly the same logic that snapshot code */
3319 char *input_CreateFilename(input_thread_t *input, const char *dir,
3320 const char *filenamefmt, const char *ext)
3321 {
3322 char *path;
3323 char *filename = str_format(input, filenamefmt);
3324 if (unlikely(filename == NULL))
3325 return NULL;
3326
3327 filename_sanitize(filename);
3328
3329 if (((ext != NULL)
3330 ? asprintf(&path, "%s"DIR_SEP"%s.%s", dir, filename, ext)
3331 : asprintf(&path, "%s"DIR_SEP"%s", dir, filename)) < 0)
3332 path = NULL;
3333
3334 free(filename);
3335 return path;
3336 }
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