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when retrying set the demux to "" for real. refs #1228
[vlc/vlc-skelet.git] / src / input / input.c
blobc763e12a72c49809eb643a94dd971c6857419f51
1 /*****************************************************************************
2 * input.c: input thread
3 *****************************************************************************
4 * Copyright (C) 1998-2007 the VideoLAN team
5 * $Id$
6 *
7 * Authors: Christophe Massiot <massiot@via.ecp.fr>
8 * Laurent Aimar <fenrir@via.ecp.fr>
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23 *****************************************************************************/
24
25 /*****************************************************************************
26 * Preamble
27 *****************************************************************************/
28 #include <vlc/vlc.h>
29
30 #include <ctype.h>
31 #include <limits.h>
32
33 #include "input_internal.h"
34
35 #include <vlc_sout.h>
36 #include "../stream_output/stream_output.h"
37
38 #include <vlc_playlist.h>
39 #include <vlc_interface.h>
40 #include <vlc_url.h>
41 #include <vlc_demux.h>
42 #include <vlc_charset.h>
43
44 #ifdef HAVE_SYS_STAT_H
45 # include <sys/stat.h>
46 #endif
47
48 /*****************************************************************************
49 * Local prototypes
50 *****************************************************************************/
51 static int Run ( input_thread_t *p_input );
52 static int RunAndDestroy ( input_thread_t *p_input );
53
54 static input_thread_t * Create ( vlc_object_t *, input_item_t *,
55 const char *, vlc_bool_t, sout_instance_t * );
56 static int Init ( input_thread_t *p_input );
57 static void Error ( input_thread_t *p_input );
58 static void End ( input_thread_t *p_input );
59 static void MainLoop( input_thread_t *p_input );
60 static void Destroy( input_thread_t *p_input, sout_instance_t **pp_sout );
61
62 static inline int ControlPopNoLock( input_thread_t *, int *, vlc_value_t * );
63 static void ControlReduce( input_thread_t * );
64 static vlc_bool_t Control( input_thread_t *, int, vlc_value_t );
65
66 static int UpdateFromAccess( input_thread_t * );
67 static int UpdateFromDemux( input_thread_t * );
68
69 static void UpdateItemLength( input_thread_t *, int64_t i_length );
70
71 static void MRLSections( input_thread_t *, char *, int *, int *, int *, int *);
72
73 static input_source_t *InputSourceNew( input_thread_t *);
74 static int InputSourceInit( input_thread_t *, input_source_t *,
75 const char *, const char *psz_forced_demux );
76 static void InputSourceClean( input_source_t * );
77 /* TODO */
78 //static void InputGetAttachments( input_thread_t *, input_source_t * );
79 static void SlaveDemux( input_thread_t *p_input );
80 static void SlaveSeek( input_thread_t *p_input );
81
82 static void InputMetaUser( input_thread_t *p_input, vlc_meta_t *p_meta );
83 static void InputUpdateMeta( input_thread_t *p_input, vlc_meta_t *p_meta );
84
85 static sout_instance_t *SoutFind( vlc_object_t *p_parent, input_item_t *p_item, vlc_bool_t * );
86 static void SoutKeep( sout_instance_t * );
87
88 static void DemuxMeta( input_thread_t *p_input, vlc_meta_t *p_meta, demux_t *p_demux );
89 static void AppendAttachment( int *pi_attachment, input_attachment_t ***ppp_attachment,
90 int i_new, input_attachment_t **pp_new );
91
92 /*****************************************************************************
93 * This function creates a new input, and returns a pointer
94 * to its description. On error, it returns NULL.
95 *
96 * Variables for _public_ use:
97 * * Get and Set:
98 * - state
99 * - rate,rate-slower, rate-faster
100 * - position, position-offset
101 * - time, time-offset
102 * - title,title-next,title-prev
103 * - chapter,chapter-next, chapter-prev
104 * - program, audio-es, video-es, spu-es
105 * - audio-delay, spu-delay
106 * - bookmark
107 * * Get only:
108 * - length
109 * - bookmarks
110 * - seekable (if you can seek, it doesn't say if 'bar display' has be shown or not, for that check position != 0.0)
111 * * For intf callback upon changes
112 * - intf-change
113 * TODO explain when Callback is called
114 * TODO complete this list (?)
115 *****************************************************************************/
116 static input_thread_t *Create( vlc_object_t *p_parent, input_item_t *p_item,
117 const char *psz_header, vlc_bool_t b_quick, sout_instance_t *p_sout )
118 {
119 input_thread_t *p_input = NULL; /* thread descriptor */
120 vlc_value_t val;
121 int i;
122
123 /* Allocate descriptor */
124 p_input = vlc_object_create( p_parent, VLC_OBJECT_INPUT );
125 if( p_input == NULL )
126 {
127 msg_Err( p_parent, "out of memory" );
128 return NULL;
129 }
130 MALLOC_NULL( p_input->p, input_thread_private_t );
131
132 /* One "randomly" selected input thread is responsible for computing
133 * the global stats. Check if there is already someone doing this */
134 if( p_input->p_libvlc->p_playlist->p_stats && !b_quick )
135 {
136 vlc_mutex_lock( &p_input->p_libvlc->p_playlist->p_stats->lock );
137 if( p_input->p_libvlc->p_playlist->p_stats_computer == NULL )
138 {
139 p_input->p_libvlc->p_playlist->p_stats_computer = p_input;
140 }
141 vlc_mutex_unlock( &p_input->p_libvlc->p_playlist->p_stats->lock );
142 }
143
144 p_input->b_preparsing = b_quick;
145 p_input->psz_header = psz_header ? strdup( psz_header ) : NULL;
146
147 /* Init Common fields */
148 p_input->b_eof = VLC_FALSE;
149 p_input->b_can_pace_control = VLC_TRUE;
150 p_input->p->i_start = 0;
151 p_input->i_time = 0;
152 p_input->p->i_stop = 0;
153 p_input->p->i_run = 0;
154 p_input->p->i_title = 0;
155 p_input->p->title = NULL;
156 p_input->p->i_title_offset = p_input->p->i_seekpoint_offset = 0;
157 p_input->i_state = INIT_S;
158 p_input->p->i_rate = INPUT_RATE_DEFAULT;
159 TAB_INIT( p_input->p->i_bookmark, p_input->p->bookmark );
160 TAB_INIT( p_input->p->i_attachment, p_input->p->attachment );
161 p_input->p->p_es_out = NULL;
162 p_input->p->p_sout = NULL;
163 p_input->p->b_sout_keep = VLC_FALSE;
164 p_input->p->b_out_pace_control = VLC_FALSE;
165 p_input->i_pts_delay = 0;
166
167 /* Init Input fields */
168 p_input->p->input.p_item = p_item;
169 p_input->p->input.p_access = NULL;
170 p_input->p->input.p_stream = NULL;
171 p_input->p->input.p_demux = NULL;
172 p_input->p->input.b_title_demux = VLC_FALSE;
173 p_input->p->input.i_title = 0;
174 p_input->p->input.title = NULL;
175 p_input->p->input.i_title_offset = p_input->p->input.i_seekpoint_offset = 0;
176 p_input->p->input.b_can_pace_control = VLC_TRUE;
177 p_input->p->input.b_eof = VLC_FALSE;
178 p_input->p->input.i_cr_average = 0;
179
180 vlc_mutex_lock( &p_item->lock );
181
182 if( !p_item->p_stats )
183 p_item->p_stats = stats_NewInputStats( p_input );
184 vlc_mutex_unlock( &p_item->lock );
185
186 /* No slave */
187 p_input->p->i_slave = 0;
188 p_input->p->slave = NULL;
189
190 /* Init control buffer */
191 vlc_mutex_init( p_input, &p_input->p->lock_control );
192 p_input->p->i_control = 0;
193
194 /* Parse input options */
195 vlc_mutex_lock( &p_item->lock );
196 for( i = 0; i < p_item->i_options; i++ )
197 var_OptionParse( p_input, p_item->ppsz_options[i] );
198 vlc_mutex_unlock( &p_item->lock );
199
200 /* Create Object Variables for private use only */
201 input_ConfigVarInit( p_input );
202
203 /* Create Objects variables for public Get and Set */
204 input_ControlVarInit( p_input );
205
206 p_input->p->input.i_cr_average = var_GetInteger( p_input, "cr-average" );
207
208 if( !p_input->b_preparsing )
209 {
210 var_Get( p_input, "bookmarks", &val );
211 if( val.psz_string )
212 {
213 /* FIXME: have a common cfg parsing routine used by sout and others */
214 char *psz_parser, *psz_start, *psz_end;
215 psz_parser = val.psz_string;
216 while( (psz_start = strchr( psz_parser, '{' ) ) )
217 {
218 seekpoint_t *p_seekpoint = vlc_seekpoint_New();
219 char backup;
220 psz_start++;
221 psz_end = strchr( psz_start, '}' );
222 if( !psz_end ) break;
223 psz_parser = psz_end + 1;
224 backup = *psz_parser;
225 *psz_parser = 0;
226 *psz_end = ',';
227 while( (psz_end = strchr( psz_start, ',' ) ) )
228 {
229 *psz_end = 0;
230 if( !strncmp( psz_start, "name=", 5 ) )
231 {
232 p_seekpoint->psz_name = strdup(psz_start + 5);
233 }
234 else if( !strncmp( psz_start, "bytes=", 6 ) )
235 {
236 p_seekpoint->i_byte_offset = atoll(psz_start + 6);
237 }
238 else if( !strncmp( psz_start, "time=", 5 ) )
239 {
240 p_seekpoint->i_time_offset = atoll(psz_start + 5) *
241 1000000;
242 }
243 psz_start = psz_end + 1;
244 }
245 msg_Dbg( p_input, "adding bookmark: %s, bytes="I64Fd", time="I64Fd,
246 p_seekpoint->psz_name, p_seekpoint->i_byte_offset,
247 p_seekpoint->i_time_offset );
248 input_Control( p_input, INPUT_ADD_BOOKMARK, p_seekpoint );
249 vlc_seekpoint_Delete( p_seekpoint );
250 *psz_parser = backup;
251 }
252 free( val.psz_string );
253 }
254 }
255
256 /* Remove 'Now playing' info as it is probably outdated */
257 input_Control( p_input, INPUT_DEL_INFO,
258 _(VLC_META_INFO_CAT),
259 _(VLC_META_NOW_PLAYING) );
260 input_item_SetNowPlaying( p_item, NULL );
261
262 /* */
263 if( p_input->b_preparsing )
264 p_input->i_flags |= OBJECT_FLAGS_QUIET | OBJECT_FLAGS_NOINTERACT;
265
266 /* */
267 if( p_sout )
268 p_input->p->p_sout = p_sout;
269
270 /* Attach only once we are ready */
271 vlc_object_attach( p_input, p_parent );
272
273 return p_input;
274 }
275
276 static void Destroy( input_thread_t *p_input, sout_instance_t **pp_sout )
277 {
278 vlc_object_detach( p_input );
279 input_thread_private_t *priv = p_input->p;
280
281 if( pp_sout )
282 *pp_sout = NULL;
283 if( priv->p_sout )
284 {
285 if( pp_sout )
286 *pp_sout = priv->p_sout;
287 else if( priv->b_sout_keep )
288 SoutKeep( priv->p_sout );
289 else
290 sout_DeleteInstance( priv->p_sout );
291 }
292
293 vlc_object_destroy( p_input );
294 vlc_mutex_destroy( &priv->lock_control );
295 free( priv );
296 }
297
298 /**
299 * Initialize an input thread and run it. You will need to monitor the
300 * thread to clean up after it is done
301 *
302 * \param p_parent a vlc_object
303 * \param p_item an input item
304 * \return a pointer to the spawned input thread
305 */
306 input_thread_t *__input_CreateThread( vlc_object_t *p_parent,
307 input_item_t *p_item )
308 {
309 vlc_bool_t b_sout_keep;
310 sout_instance_t *p_sout = SoutFind( p_parent, p_item, &b_sout_keep );
311 input_thread_t *p_input = __input_CreateThreadExtended( p_parent, p_item, NULL, p_sout );
312
313 if( !p_input && p_sout )
314 SoutKeep( p_sout );
315
316 p_input->p->b_sout_keep = b_sout_keep;
317 return p_input;
318 }
319
320 /* */
321 input_thread_t *__input_CreateThreadExtended( vlc_object_t *p_parent,
322 input_item_t *p_item,
323 const char *psz_log, sout_instance_t *p_sout )
324 {
325 input_thread_t *p_input;
326
327 p_input = Create( p_parent, p_item, psz_log, VLC_FALSE, p_sout );
328 if( !p_input )
329 return NULL;
330
331 /* Create thread and wait for its readiness. */
332 if( vlc_thread_create( p_input, "input", Run,
333 VLC_THREAD_PRIORITY_INPUT, VLC_TRUE ) )
334 {
335 input_ChangeState( p_input, ERROR_S );
336 msg_Err( p_input, "cannot create input thread" );
337 Destroy( p_input, &p_sout );
338 return NULL;
339 }
340
341 return p_input;
342 }
343
344 /**
345 * Initialize an input thread and run it. This thread will clean after himself,
346 * you can forget about it. It can work either in blocking or non-blocking mode
347 *
348 * \param p_parent a vlc_object
349 * \param p_item an input item
350 * \param b_block should we block until read is finished ?
351 * \return the input object id if non blocking, an error code else
352 */
353 int __input_Read( vlc_object_t *p_parent, input_item_t *p_item,
354 vlc_bool_t b_block )
355 {
356 vlc_bool_t b_sout_keep;
357 sout_instance_t *p_sout = SoutFind( p_parent, p_item, &b_sout_keep );
358 input_thread_t *p_input;
359
360 p_input = Create( p_parent, p_item, NULL, VLC_FALSE, p_sout );
361 if( !p_input && p_sout )
362 {
363 SoutKeep( p_sout );
364 return VLC_EGENERIC;
365 }
366 p_input->p->b_sout_keep = b_sout_keep;
367
368 if( b_block )
369 {
370 RunAndDestroy( p_input );
371 return VLC_SUCCESS;
372 }
373 else
374 {
375 if( vlc_thread_create( p_input, "input", RunAndDestroy,
376 VLC_THREAD_PRIORITY_INPUT, VLC_TRUE ) )
377 {
378 input_ChangeState( p_input, ERROR_S );
379 msg_Err( p_input, "cannot create input thread" );
380 Destroy( p_input, NULL );
381 return VLC_EGENERIC;
382 }
383 }
384 return p_input->i_object_id;
385 }
386
387 /**
388 * Initialize an input and initialize it to preparse the item
389 * This function is blocking. It will only accept to parse files
390 *
391 * \param p_parent a vlc_object_t
392 * \param p_item an input item
393 * \return VLC_SUCCESS or an error
394 */
395 int __input_Preparse( vlc_object_t *p_parent, input_item_t *p_item )
396 {
397 input_thread_t *p_input;
398
399 /* Allocate descriptor */
400 p_input = Create( p_parent, p_item, NULL, VLC_TRUE, NULL );
401 if( !p_input )
402 return VLC_EGENERIC;
403
404 if( !Init( p_input ) )
405 End( p_input );
406
407 Destroy( p_input, NULL );
408
409 return VLC_SUCCESS;
410 }
411
412 /**
413 * Request a running input thread to stop and die
414 *
415 * \param the input thread to stop
416 */
417 void input_StopThread( input_thread_t *p_input )
418 {
419 vlc_list_t *p_list;
420 int i;
421
422 /* Set die for input */
423 vlc_object_kill( p_input );
424 /* FIXME: seems to be duplicated in ControlPush(INPUT_CONTROL_SET_DIE) */
425
426 /* We cannot touch p_input fields directly (we come from another thread),
427 * so use the vlc_object_find way, it's perfectly safe */
428
429 /* Set die for all access */
430 p_list = vlc_list_find( p_input, VLC_OBJECT_ACCESS, FIND_CHILD );
431 for( i = 0; i < p_list->i_count; i++ )
432 {
433 vlc_object_kill( p_list->p_values[i].p_object );
434 }
435 vlc_list_release( p_list );
436
437 /* Set die for all stream */
438 p_list = vlc_list_find( p_input, VLC_OBJECT_STREAM, FIND_CHILD );
439 for( i = 0; i < p_list->i_count; i++ )
440 {
441 vlc_object_kill( p_list->p_values[i].p_object );
442 }
443 vlc_list_release( p_list );
444
445 /* Set die for all demux */
446 p_list = vlc_list_find( p_input, VLC_OBJECT_DEMUX, FIND_CHILD );
447 for( i = 0; i < p_list->i_count; i++ )
448 {
449 vlc_object_kill( p_list->p_values[i].p_object );
450 }
451 vlc_list_release( p_list );
452
453 input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL );
454 }
455
456 /**
457 * Clean up a dead input thread
458 * This function does not return until the thread is effectively cancelled.
459 *
460 * \param the input thread to kill
461 */
462 void input_DestroyThread( input_thread_t *p_input )
463 {
464 input_DestroyThreadExtended( p_input, NULL );
465 }
466
467 void input_DestroyThreadExtended( input_thread_t *p_input, sout_instance_t **pp_sout )
468 {
469 /* Join the thread */
470 vlc_thread_join( p_input );
471
472 /* */
473 Destroy( p_input, pp_sout );
474 }
475
476 /*****************************************************************************
477 * Run: main thread loop
478 * This is the "normal" thread that spawns the input processing chain,
479 * reads the stream, cleans up and waits
480 *****************************************************************************/
481 static int Run( input_thread_t *p_input )
482 {
483 /* Signal that the thread is launched */
484 vlc_thread_ready( p_input );
485
486 if( Init( p_input ) )
487 {
488 /* If we failed, wait before we are killed, and exit */
489 p_input->b_error = VLC_TRUE;
490 playlist_Signal( pl_Get( p_input ) );
491
492 Error( p_input );
493
494 /* Tell we're dead */
495 p_input->b_dead = VLC_TRUE;
496
497 return 0;
498 }
499
500 MainLoop( p_input );
501
502 if( !p_input->b_eof && !p_input->b_error && p_input->p->input.b_eof )
503 {
504 /* We have finish to demux data but not to play them */
505 while( !p_input->b_die )
506 {
507 if( input_EsOutDecodersEmpty( p_input->p->p_es_out ) )
508 break;
509
510 msg_Dbg( p_input, "waiting decoder fifos to empty" );
511
512 msleep( INPUT_IDLE_SLEEP );
513 }
514
515 /* We have finished */
516 p_input->b_eof = VLC_TRUE;
517 playlist_Signal( pl_Get( p_input ) );
518 }
519
520 /* Wait until we are asked to die */
521 if( !p_input->b_die )
522 {
523 Error( p_input );
524 }
525
526 /* Clean up */
527 End( p_input );
528
529 return 0;
530 }
531
532 /*****************************************************************************
533 * RunAndDestroy: main thread loop
534 * This is the "just forget me" thread that spawns the input processing chain,
535 * reads the stream, cleans up and releases memory
536 *****************************************************************************/
537 static int RunAndDestroy( input_thread_t *p_input )
538 {
539 /* Signal that the thread is launched */
540 vlc_thread_ready( p_input );
541
542 if( Init( p_input ) )
543 goto exit;
544
545 MainLoop( p_input );
546
547 if( !p_input->b_eof && !p_input->b_error && p_input->p->input.b_eof )
548 {
549 /* We have finished demuxing data but not playing it */
550 while( !p_input->b_die )
551 {
552 if( input_EsOutDecodersEmpty( p_input->p->p_es_out ) )
553 break;
554
555 msg_Dbg( p_input, "waiting decoder fifos to empty" );
556
557 msleep( INPUT_IDLE_SLEEP );
558 }
559
560 /* We have finished */
561 p_input->b_eof = VLC_TRUE;
562 }
563
564 /* Clean up */
565 End( p_input );
566
567 exit:
568 /* Release memory */
569 Destroy( p_input, NULL );
570 return 0;
571 }
572
573 /*****************************************************************************
574 * Main loop: Fill buffers from access, and demux
575 *****************************************************************************/
576 static void MainLoop( input_thread_t *p_input )
577 {
578 int64_t i_start_mdate = mdate();
579 int64_t i_intf_update = 0;
580 int i_updates = 0;
581
582 while( !p_input->b_die && !p_input->b_error && !p_input->p->input.b_eof )
583 {
584 vlc_bool_t b_force_update = VLC_FALSE;
585 int i_ret;
586 int i_type;
587 vlc_value_t val;
588
589 /* Do the read */
590 if( p_input->i_state != PAUSE_S )
591 {
592 if( ( p_input->p->i_stop > 0 && p_input->i_time >= p_input->p->i_stop ) ||
593 ( p_input->p->i_run > 0 && i_start_mdate+p_input->p->i_run < mdate() ) )
594 i_ret = 0; /* EOF */
595 else
596 i_ret = p_input->p->input.p_demux->pf_demux(p_input->p->input.p_demux);
597
598 if( i_ret > 0 )
599 {
600 /* TODO */
601 if( p_input->p->input.b_title_demux &&
602 p_input->p->input.p_demux->info.i_update )
603 {
604 i_ret = UpdateFromDemux( p_input );
605 b_force_update = VLC_TRUE;
606 }
607 else if( !p_input->p->input.b_title_demux &&
608 p_input->p->input.p_access &&
609 p_input->p->input.p_access->info.i_update )
610 {
611 i_ret = UpdateFromAccess( p_input );
612 b_force_update = VLC_TRUE;
613 }
614 }
615
616 if( i_ret == 0 ) /* EOF */
617 {
618 vlc_value_t repeat;
619
620 var_Get( p_input, "input-repeat", &repeat );
621 if( repeat.i_int == 0 )
622 {
623 /* End of file - we do not set b_die because only the
624 * playlist is allowed to do so. */
625 input_ChangeState( p_input, END_S );
626 msg_Dbg( p_input, "EOF reached" );
627 p_input->p->input.b_eof = VLC_TRUE;
628 }
629 else
630 {
631 msg_Dbg( p_input, "repeating the same input (%d)",
632 repeat.i_int );
633 if( repeat.i_int > 0 )
634 {
635 repeat.i_int--;
636 var_Set( p_input, "input-repeat", repeat );
637 }
638
639 /* Seek to start title/seekpoint */
640 val.i_int = p_input->p->input.i_title_start -
641 p_input->p->input.i_title_offset;
642 if( val.i_int < 0 || val.i_int >= p_input->p->input.i_title )
643 val.i_int = 0;
644 input_ControlPush( p_input,
645 INPUT_CONTROL_SET_TITLE, &val );
646
647 val.i_int = p_input->p->input.i_seekpoint_start -
648 p_input->p->input.i_seekpoint_offset;
649 if( val.i_int > 0 /* TODO: check upper boundary */ )
650 input_ControlPush( p_input,
651 INPUT_CONTROL_SET_SEEKPOINT, &val );
652
653 /* Seek to start position */
654 if( p_input->p->i_start > 0 )
655 {
656 val.i_time = p_input->p->i_start;
657 input_ControlPush( p_input, INPUT_CONTROL_SET_TIME,
658 &val );
659 }
660 else
661 {
662 val.f_float = 0.0;
663 input_ControlPush( p_input, INPUT_CONTROL_SET_POSITION,
664 &val );
665 }
666
667 /* */
668 i_start_mdate = mdate();
669 }
670 }
671 else if( i_ret < 0 )
672 {
673 p_input->b_error = VLC_TRUE;
674 }
675
676 if( i_ret > 0 && p_input->p->i_slave > 0 )
677 {
678 SlaveDemux( p_input );
679 }
680 }
681 else
682 {
683 /* Small wait */
684 msleep( 10*1000 );
685 }
686
687 /* Handle control */
688 vlc_mutex_lock( &p_input->p->lock_control );
689 ControlReduce( p_input );
690 while( !ControlPopNoLock( p_input, &i_type, &val ) )
691 {
692 msg_Dbg( p_input, "control type=%d", i_type );
693 if( Control( p_input, i_type, val ) )
694 b_force_update = VLC_TRUE;
695 }
696 vlc_mutex_unlock( &p_input->p->lock_control );
697
698 if( b_force_update || i_intf_update < mdate() )
699 {
700 vlc_value_t val;
701 double f_pos;
702 int64_t i_time, i_length;
703 /* update input status variables */
704 if( !demux2_Control( p_input->p->input.p_demux,
705 DEMUX_GET_POSITION, &f_pos ) )
706 {
707 val.f_float = (float)f_pos;
708 var_Change( p_input, "position", VLC_VAR_SETVALUE, &val, NULL );
709 }
710 if( !demux2_Control( p_input->p->input.p_demux,
711 DEMUX_GET_TIME, &i_time ) )
712 {
713 p_input->i_time = i_time;
714 val.i_time = i_time;
715 var_Change( p_input, "time", VLC_VAR_SETVALUE, &val, NULL );
716 }
717 if( !demux2_Control( p_input->p->input.p_demux,
718 DEMUX_GET_LENGTH, &i_length ) )
719 {
720 vlc_value_t old_val;
721 var_Get( p_input, "length", &old_val );
722 val.i_time = i_length;
723 var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL );
724
725 if( old_val.i_time != val.i_time )
726 {
727 UpdateItemLength( p_input, i_length );
728 }
729 }
730
731 var_SetBool( p_input, "intf-change", VLC_TRUE );
732 i_intf_update = mdate() + I64C(150000);
733 }
734 /* 150ms * 8 = ~ 1 second */
735 if( ++i_updates % 8 == 0 )
736 {
737 stats_ComputeInputStats( p_input, p_input->p->input.p_item->p_stats );
738 /* Are we the thread responsible for computing global stats ? */
739 if( p_input->p_libvlc->p_playlist->p_stats_computer == p_input )
740 {
741 stats_ComputeGlobalStats( p_input->p_libvlc->p_playlist,
742 p_input->p_libvlc->p_playlist->p_stats );
743 }
744 }
745 }
746 }
747
748 static int Init( input_thread_t * p_input )
749 {
750 char *psz;
751 char *psz_subtitle;
752 vlc_value_t val;
753 double f_fps;
754 vlc_meta_t *p_meta;
755 int i_es_out_mode;
756 int i, i_delay;
757
758 /* Initialize optional stream output. (before access/demuxer)
759 * XXX: we add a special case if the uri starts by vlc.
760 * else 'vlc in.file --sout "" vlc:quit' cannot work (the output will
761 * be destroyed in case of a file).
762 * (this will break playing of file starting by 'vlc:' but I don't
763 * want to add more logic, just force file by file:// or code it ;)
764 */
765 memset( &p_input->p->counters, 0, sizeof( p_input->p->counters ) );
766 vlc_mutex_init( p_input, &p_input->p->counters.counters_lock );
767
768 for( i = 0; i < p_input->p->input.p_item->i_options; i++ )
769 {
770 if( !strncmp( p_input->p->input.p_item->ppsz_options[i], "meta-file", 9 ) )
771 {
772 msg_Dbg( p_input, "Input is a meta file: disabling unneeded options" );
773 var_SetString( p_input, "sout", "" );
774 var_SetBool( p_input, "sout-all", VLC_FALSE );
775 var_SetString( p_input, "input-slave", "" );
776 var_SetInteger( p_input, "input-repeat", 0 );
777 var_SetString( p_input, "sub-file", "" );
778 var_SetBool( p_input, "sub-autodetect-file", VLC_FALSE );
779 }
780 }
781
782 if( !p_input->b_preparsing )
783 {
784 /* Prepare statistics */
785 #define INIT_COUNTER( c, type, compute ) p_input->p->counters.p_##c = \
786 stats_CounterCreate( p_input, VLC_VAR_##type, STATS_##compute);
787 if( p_input->p_libvlc->b_stats )
788 {
789 INIT_COUNTER( read_bytes, INTEGER, COUNTER );
790 INIT_COUNTER( read_packets, INTEGER, COUNTER );
791 INIT_COUNTER( demux_read, INTEGER, COUNTER );
792 INIT_COUNTER( input_bitrate, FLOAT, DERIVATIVE );
793 INIT_COUNTER( demux_bitrate, FLOAT, DERIVATIVE );
794 INIT_COUNTER( played_abuffers, INTEGER, COUNTER );
795 INIT_COUNTER( lost_abuffers, INTEGER, COUNTER );
796 INIT_COUNTER( displayed_pictures, INTEGER, COUNTER );
797 INIT_COUNTER( lost_pictures, INTEGER, COUNTER );
798 INIT_COUNTER( decoded_audio, INTEGER, COUNTER );
799 INIT_COUNTER( decoded_video, INTEGER, COUNTER );
800 INIT_COUNTER( decoded_sub, INTEGER, COUNTER );
801 p_input->p->counters.p_sout_send_bitrate = NULL;
802 p_input->p->counters.p_sout_sent_packets = NULL;
803 p_input->p->counters.p_sout_sent_bytes = NULL;
804 if( p_input->p->counters.p_demux_bitrate )
805 p_input->p->counters.p_demux_bitrate->update_interval = 1000000;
806 if( p_input->p->counters.p_input_bitrate )
807 p_input->p->counters.p_input_bitrate->update_interval = 1000000;
808 }
809
810 /* Find a usable sout and attach it to p_input */
811 psz = var_GetNonEmptyString( p_input, "sout" );
812 if( psz && strncasecmp( p_input->p->input.p_item->psz_uri, "vlc:", 4 ) )
813 {
814 /* Check the validity of the provided sout */
815 if( p_input->p->p_sout )
816 {
817 if( strcmp( p_input->p->p_sout->psz_sout, psz ) )
818 {
819 msg_Dbg( p_input, "destroying unusable sout" );
820
821 sout_DeleteInstance( p_input->p->p_sout );
822 p_input->p->p_sout = NULL;
823 }
824 }
825
826 if( p_input->p->p_sout )
827 {
828 /* Reuse it */
829 msg_Dbg( p_input, "sout keep: reusing sout" );
830 msg_Dbg( p_input, "sout keep: you probably want to use "
831 "gather stream_out" );
832 vlc_object_attach( p_input->p->p_sout, p_input );
833 }
834 else
835 {
836 /* Create a new one */
837 p_input->p->p_sout = sout_NewInstance( p_input, psz );
838
839 if( !p_input->p->p_sout )
840 {
841 input_ChangeState( p_input, ERROR_S );
842 msg_Err( p_input, "cannot start stream output instance, " \
843 "aborting" );
844 free( psz );
845 return VLC_EGENERIC;
846 }
847 }
848
849 if( p_input->p_libvlc->b_stats )
850 {
851 INIT_COUNTER( sout_sent_packets, INTEGER, COUNTER );
852 INIT_COUNTER (sout_sent_bytes, INTEGER, COUNTER );
853 INIT_COUNTER( sout_send_bitrate, FLOAT, DERIVATIVE );
854 if( p_input->p->counters.p_sout_send_bitrate )
855 p_input->p->counters.p_sout_send_bitrate->update_interval =
856 1000000;
857 }
858 }
859 else if( p_input->p->p_sout )
860 {
861 msg_Dbg( p_input, "destroying useless sout" );
862
863 sout_DeleteInstance( p_input->p->p_sout );
864 p_input->p->p_sout = NULL;
865 }
866 free( psz );
867 }
868
869 /* Create es out */
870 p_input->p->p_es_out = input_EsOutNew( p_input );
871 es_out_Control( p_input->p->p_es_out, ES_OUT_SET_ACTIVE, VLC_FALSE );
872 es_out_Control( p_input->p->p_es_out, ES_OUT_SET_MODE, ES_OUT_MODE_NONE );
873
874 var_Create( p_input, "bit-rate", VLC_VAR_INTEGER );
875 var_Create( p_input, "sample-rate", VLC_VAR_INTEGER );
876
877 if( InputSourceInit( p_input, &p_input->p->input,
878 p_input->p->input.p_item->psz_uri, NULL ) )
879 {
880 goto error;
881 }
882
883 /* Create global title (from master) */
884 if( !p_input->b_preparsing )
885 {
886 p_input->p->i_title = p_input->p->input.i_title;
887 p_input->p->title = p_input->p->input.title;
888 p_input->p->i_title_offset = p_input->p->input.i_title_offset;
889 p_input->p->i_seekpoint_offset = p_input->p->input.i_seekpoint_offset;
890 if( p_input->p->i_title > 0 )
891 {
892 /* Setup variables */
893 input_ControlVarNavigation( p_input );
894 input_ControlVarTitle( p_input, 0 );
895 }
896
897 /* Global flag */
898 p_input->b_can_pace_control = p_input->p->input.b_can_pace_control;
899 p_input->p->b_can_pause = p_input->p->input.b_can_pause;
900
901 /* Fix pts delay */
902 if( p_input->i_pts_delay < 0 )
903 p_input->i_pts_delay = 0;
904
905 /* If the desynchronisation requested by the user is < 0, we need to
906 * cache more data. */
907 var_Get( p_input, "audio-desync", &val );
908 if( val.i_int < 0 ) p_input->i_pts_delay -= (val.i_int * 1000);
909
910 /* Update cr_average depending on the caching */
911 p_input->p->input.i_cr_average *= (10 * p_input->i_pts_delay / 200000);
912 p_input->p->input.i_cr_average /= 10;
913 if( p_input->p->input.i_cr_average < 10 ) p_input->p->input.i_cr_average = 10;
914 }
915
916 /* Load master infos */
917 /* Init length */
918 if( !demux2_Control( p_input->p->input.p_demux, DEMUX_GET_LENGTH,
919 &val.i_time ) && val.i_time > 0 )
920 {
921 var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL );
922 UpdateItemLength( p_input, val.i_time );
923 }
924 else
925 {
926 val.i_time = input_item_GetDuration( p_input->p->input.p_item );
927 if( val.i_time > 0 )
928 { /* fallback: gets length from metadata */
929 var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL );
930 UpdateItemLength( p_input, val.i_time );
931 }
932 }
933
934 /* Start title/chapter */
935 if( !p_input->b_preparsing )
936 {
937 val.i_int = p_input->p->input.i_title_start -
938 p_input->p->input.i_title_offset;
939 if( val.i_int > 0 && val.i_int < p_input->p->input.i_title )
940 input_ControlPush( p_input, INPUT_CONTROL_SET_TITLE, &val );
941 val.i_int = p_input->p->input.i_seekpoint_start -
942 p_input->p->input.i_seekpoint_offset;
943 if( val.i_int > 0 /* TODO: check upper boundary */ )
944 input_ControlPush( p_input, INPUT_CONTROL_SET_SEEKPOINT, &val );
945
946 /* Start time*/
947 /* Set start time */
948 p_input->p->i_start = I64C(1000000) * var_GetInteger( p_input, "start-time" );
949 p_input->p->i_stop = I64C(1000000) * var_GetInteger( p_input, "stop-time" );
950 p_input->p->i_run = I64C(1000000) * var_GetInteger( p_input, "run-time" );
951 if( p_input->p->i_run < 0 )
952 {
953 msg_Warn( p_input, "invalid run-time ignored" );
954 p_input->p->i_run = 0;
955 }
956
957 if( p_input->p->i_start > 0 )
958 {
959 if( p_input->p->i_start >= val.i_time )
960 {
961 msg_Warn( p_input, "invalid start-time ignored" );
962 }
963 else
964 {
965 vlc_value_t s;
966
967 msg_Dbg( p_input, "starting at time: %ds",
968 (int)( p_input->p->i_start / I64C(1000000) ) );
969
970 s.i_time = p_input->p->i_start;
971 input_ControlPush( p_input, INPUT_CONTROL_SET_TIME, &s );
972 }
973 }
974 if( p_input->p->i_stop > 0 && p_input->p->i_stop <= p_input->p->i_start )
975 {
976 msg_Warn( p_input, "invalid stop-time ignored" );
977 p_input->p->i_stop = 0;
978 }
979
980 /* Load subtitles */
981 /* Get fps and set it if not already set */
982 if( !demux2_Control( p_input->p->input.p_demux, DEMUX_GET_FPS, &f_fps ) &&
983 f_fps > 1.0 )
984 {
985 float f_requested_fps;
986
987 var_Create( p_input, "sub-original-fps", VLC_VAR_FLOAT );
988 var_SetFloat( p_input, "sub-original-fps", f_fps );
989
990 f_requested_fps = var_CreateGetFloat( p_input, "sub-fps" );
991 if( f_requested_fps != f_fps )
992 {
993 var_Create( p_input, "sub-fps", VLC_VAR_FLOAT|
994 VLC_VAR_DOINHERIT );
995 var_SetFloat( p_input, "sub-fps", f_requested_fps );
996 }
997 }
998
999 i_delay = var_CreateGetInteger( p_input, "sub-delay" );
1000 if( i_delay != 0 )
1001 {
1002 var_SetTime( p_input, "spu-delay", (mtime_t)i_delay * 100000 );
1003 }
1004
1005 /* Look for and add subtitle files */
1006 psz_subtitle = var_GetNonEmptyString( p_input, "sub-file" );
1007 if( psz_subtitle != NULL )
1008 {
1009 msg_Dbg( p_input, "forced subtitle: %s", psz_subtitle );
1010 input_AddSubtitles( p_input, psz_subtitle, VLC_FALSE );
1011 }
1012
1013 var_Get( p_input, "sub-autodetect-file", &val );
1014 if( val.b_bool )
1015 {
1016 char *psz_autopath = var_GetNonEmptyString( p_input, "sub-autodetect-path" );
1017 char **subs = subtitles_Detect( p_input, psz_autopath,
1018 p_input->p->input.p_item->psz_uri );
1019 input_source_t *sub;
1020 i = 0;
1021 if( psz_autopath == NULL )
1022 psz_autopath = strdup("");
1023
1024 /* Try to autoselect the first autodetected subtitles file
1025 * if no subtitles file was specified */
1026 if( ( psz_subtitle == NULL ) && subs && subs[0] )
1027 {
1028 input_AddSubtitles( p_input, subs[0], VLC_FALSE );
1029 free( subs[0] );
1030 i = 1;
1031 }
1032
1033 /* Then, just add the following subtitles files */
1034 for( ; subs && subs[i]; i++ )
1035 {
1036 if( !psz_subtitle || strcmp( psz_subtitle, subs[i] ) )
1037 {
1038 sub = InputSourceNew( p_input );
1039 if( !InputSourceInit( p_input, sub, subs[i], "subtitle" ) )
1040 {
1041 TAB_APPEND( p_input->p->i_slave, p_input->p->slave, sub );
1042 }
1043 else free( sub );
1044 }
1045 free( subs[i] );
1046 }
1047 if( subs ) free( subs );
1048 if( psz_autopath ) free( psz_autopath );
1049 }
1050 free( psz_subtitle );
1051
1052 /* Look for slave */
1053 psz = var_GetNonEmptyString( p_input, "input-slave" );
1054 if( psz != NULL )
1055 {
1056 char *psz_delim;
1057 input_source_t *slave;
1058 while( psz && *psz )
1059 {
1060 while( *psz == ' ' || *psz == '#' )
1061 {
1062 psz++;
1063 }
1064 if( ( psz_delim = strchr( psz, '#' ) ) )
1065 {
1066 *psz_delim++ = '\0';
1067 }
1068 if( *psz == 0 )
1069 {
1070 break;
1071 }
1072
1073 msg_Dbg( p_input, "adding slave input '%s'", psz );
1074 slave = InputSourceNew( p_input );
1075 if( !InputSourceInit( p_input, slave, psz, NULL ) )
1076 {
1077 TAB_APPEND( p_input->p->i_slave, p_input->p->slave, slave );
1078 }
1079 else free( slave );
1080 psz = psz_delim;
1081 }
1082 free( psz );
1083 }
1084 }
1085 else
1086 {
1087 p_input->p->i_start = 0;
1088 p_input->p->i_start = 0;
1089 }
1090
1091 /* Set up es_out */
1092 if( !p_input->b_preparsing )
1093 {
1094 es_out_Control( p_input->p->p_es_out, ES_OUT_SET_ACTIVE, VLC_TRUE );
1095 i_es_out_mode = ES_OUT_MODE_AUTO;
1096 val.p_list = NULL;
1097 if( p_input->p->p_sout )
1098 {
1099 var_Get( p_input, "sout-all", &val );
1100 if ( val.b_bool )
1101 {
1102 i_es_out_mode = ES_OUT_MODE_ALL;
1103 val.p_list = NULL;
1104 }
1105 else
1106 {
1107 var_Get( p_input, "programs", &val );
1108 if ( val.p_list && val.p_list->i_count )
1109 {
1110 i_es_out_mode = ES_OUT_MODE_PARTIAL;
1111 /* Note : we should remove the "program" callback. */
1112 }
1113 else
1114 var_Change( p_input, "programs", VLC_VAR_FREELIST, &val,
1115 NULL );
1116 }
1117 }
1118 es_out_Control( p_input->p->p_es_out, ES_OUT_SET_MODE, i_es_out_mode );
1119
1120 /* Inform the demuxer about waited group (needed only for DVB) */
1121 if( i_es_out_mode == ES_OUT_MODE_ALL )
1122 {
1123 demux2_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP, -1, NULL );
1124 }
1125 else if( i_es_out_mode == ES_OUT_MODE_PARTIAL )
1126 {
1127 demux2_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP, -1,
1128 val.p_list );
1129 }
1130 else
1131 {
1132 demux2_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP,
1133 (int) var_GetInteger( p_input, "program" ), NULL );
1134 }
1135
1136 if( p_input->p->p_sout )
1137 {
1138 if( p_input->p->p_sout->i_out_pace_nocontrol > 0 )
1139 {
1140 p_input->p->b_out_pace_control = VLC_FALSE;
1141 }
1142 else
1143 {
1144 p_input->p->b_out_pace_control = VLC_TRUE;
1145 }
1146
1147 if( p_input->b_can_pace_control && p_input->p->b_out_pace_control )
1148 {
1149 /* We don't want a high input priority here or we'll
1150 * end-up sucking up all the CPU time */
1151 vlc_thread_set_priority( p_input, VLC_THREAD_PRIORITY_LOW );
1152 }
1153
1154 msg_Dbg( p_input, "starting in %s mode",
1155 p_input->p->b_out_pace_control ? "async" : "sync" );
1156 }
1157 }
1158
1159 p_meta = vlc_meta_New();
1160 /* Get meta data from users */
1161 InputMetaUser( p_input, p_meta );
1162
1163 /* Get meta data from master input */
1164 DemuxMeta( p_input, p_meta, p_input->p->input.p_demux );
1165
1166 /* Access_file does not give any meta, and there are no slave */
1167 if( !p_input->b_preparsing )
1168 {
1169 if( p_input->p->input.p_access )
1170 access2_Control( p_input->p->input.p_access, ACCESS_GET_META,
1171 p_meta );
1172
1173 /* Get meta data from slave input */
1174 for( i = 0; i < p_input->p->i_slave; i++ )
1175 {
1176 DemuxMeta( p_input, p_meta, p_input->p->slave[i]->p_demux );
1177 if( p_input->p->slave[i]->p_access )
1178 {
1179 access2_Control( p_input->p->slave[i]->p_access,
1180 ACCESS_GET_META, p_meta );
1181 }
1182 }
1183 }
1184
1185 InputUpdateMeta( p_input, p_meta );
1186
1187 if( !p_input->b_preparsing )
1188 {
1189 msg_Dbg( p_input, "`%s' successfully opened",
1190 p_input->p->input.p_item->psz_uri );
1191
1192 }
1193
1194 /* initialization is complete */
1195 input_ChangeState( p_input, PLAYING_S );
1196
1197 return VLC_SUCCESS;
1198
1199 error:
1200 input_ChangeState( p_input, ERROR_S );
1201
1202 if( p_input->p->p_es_out )
1203 input_EsOutDelete( p_input->p->p_es_out );
1204
1205 if( p_input->p->p_sout )
1206 {
1207 vlc_object_detach( p_input->p->p_sout );
1208 sout_DeleteInstance( p_input->p->p_sout );
1209 }
1210
1211
1212 if( !p_input->b_preparsing && p_input->p_libvlc->b_stats )
1213 {
1214 #define EXIT_COUNTER( c ) do { if( p_input->p->counters.p_##c ) \
1215 stats_CounterClean( p_input->p->counters.p_##c );\
1216 p_input->p->counters.p_##c = NULL; } while(0)
1217 EXIT_COUNTER( read_bytes );
1218 EXIT_COUNTER( read_packets );
1219 EXIT_COUNTER( demux_read );
1220 EXIT_COUNTER( input_bitrate );
1221 EXIT_COUNTER( demux_bitrate );
1222 EXIT_COUNTER( played_abuffers );
1223 EXIT_COUNTER( lost_abuffers );
1224 EXIT_COUNTER( displayed_pictures );
1225 EXIT_COUNTER( lost_pictures );
1226 EXIT_COUNTER( decoded_audio );
1227 EXIT_COUNTER( decoded_video );
1228 EXIT_COUNTER( decoded_sub );
1229
1230 if( p_input->p->p_sout )
1231 {
1232 EXIT_COUNTER( sout_sent_packets );
1233 EXIT_COUNTER (sout_sent_bytes );
1234 EXIT_COUNTER( sout_send_bitrate );
1235 }
1236 #undef EXIT_COUNTER
1237 }
1238
1239 /* Mark them deleted */
1240 p_input->p->input.p_demux = NULL;
1241 p_input->p->input.p_stream = NULL;
1242 p_input->p->input.p_access = NULL;
1243 p_input->p->p_es_out = NULL;
1244 p_input->p->p_sout = NULL;
1245
1246 return VLC_EGENERIC;
1247 }
1248
1249 /*****************************************************************************
1250 * Error: RunThread() error loop
1251 *****************************************************************************
1252 * This function is called when an error occurred during thread main's loop.
1253 *****************************************************************************/
1254 static void Error( input_thread_t *p_input )
1255 {
1256 while( !p_input->b_die )
1257 {
1258 /* Sleep a while */
1259 input_ChangeState( p_input, ERROR_S );
1260 msleep( INPUT_IDLE_SLEEP );
1261 }
1262 }
1263
1264 /*****************************************************************************
1265 * End: end the input thread
1266 *****************************************************************************/
1267 static void End( input_thread_t * p_input )
1268 {
1269 int i;
1270
1271 /* We are at the end */
1272 input_ChangeState( p_input, END_S );
1273
1274 /* Clean control variables */
1275 input_ControlVarClean( p_input );
1276
1277 /* Clean up master */
1278 InputSourceClean( &p_input->p->input );
1279
1280 /* Delete slave */
1281 for( i = 0; i < p_input->p->i_slave; i++ )
1282 {
1283 InputSourceClean( p_input->p->slave[i] );
1284 free( p_input->p->slave[i] );
1285 }
1286 if( p_input->p->slave ) free( p_input->p->slave );
1287
1288 /* Unload all modules */
1289 if( p_input->p->p_es_out )
1290 input_EsOutDelete( p_input->p->p_es_out );
1291
1292 if( !p_input->b_preparsing )
1293 {
1294 #define CL_CO( c ) stats_CounterClean( p_input->p->counters.p_##c ); p_input->p->counters.p_##c = NULL;
1295 if( p_input->p_libvlc->b_stats )
1296 {
1297 /* make sure we are up to date */
1298 stats_ComputeInputStats( p_input, p_input->p->input.p_item->p_stats );
1299 if( p_input->p_libvlc->p_playlist->p_stats_computer == p_input )
1300 {
1301 stats_ComputeGlobalStats( p_input->p_libvlc->p_playlist,
1302 p_input->p_libvlc->p_playlist->p_stats );
1303 p_input->p_libvlc->p_playlist->p_stats_computer = NULL;
1304 }
1305 CL_CO( read_bytes );
1306 CL_CO( read_packets );
1307 CL_CO( demux_read );
1308 CL_CO( input_bitrate );
1309 CL_CO( demux_bitrate );
1310 CL_CO( played_abuffers );
1311 CL_CO( lost_abuffers );
1312 CL_CO( displayed_pictures );
1313 CL_CO( lost_pictures );
1314 CL_CO( decoded_audio) ;
1315 CL_CO( decoded_video );
1316 CL_CO( decoded_sub) ;
1317 }
1318
1319 /* Close optional stream output instance */
1320 if( p_input->p->p_sout )
1321 {
1322 CL_CO( sout_sent_packets );
1323 CL_CO( sout_sent_bytes );
1324 CL_CO( sout_send_bitrate );
1325
1326 vlc_object_detach( p_input->p->p_sout );
1327 }
1328 #undef CL_CO
1329 }
1330
1331 if( p_input->p->i_attachment > 0 )
1332 {
1333 for( i = 0; i < p_input->p->i_attachment; i++ )
1334 vlc_input_attachment_Delete( p_input->p->attachment[i] );
1335 TAB_CLEAN( p_input->p->i_attachment, p_input->p->attachment );
1336 }
1337
1338 vlc_mutex_destroy( &p_input->p->counters.counters_lock );
1339
1340 /* Tell we're dead */
1341 p_input->b_dead = VLC_TRUE;
1342 }
1343
1344 static sout_instance_t *SoutFind( vlc_object_t *p_parent, input_item_t *p_item, vlc_bool_t *pb_sout_keep )
1345 {
1346 vlc_bool_t b_keep_sout = var_CreateGetBool( p_parent, "sout-keep" );
1347 sout_instance_t *p_sout = NULL;
1348 int i;
1349
1350 /* Search sout-keep options
1351 * XXX it has to be done here, but it is duplicated work :( */
1352 vlc_mutex_lock( &p_item->lock );
1353 for( i = 0; i < p_item->i_options; i++ )
1354 {
1355 const char *psz_option = p_item->ppsz_options[i];
1356 if( !psz_option )
1357 continue;
1358 if( *psz_option == ':' )
1359 psz_option++;
1360
1361 if( !strcmp( psz_option, "sout-keep" ) )
1362 b_keep_sout = VLC_TRUE;
1363 else if( !strcmp( psz_option, "no-sout-keep" ) || !strcmp( psz_option, "nosout-keep" ) )
1364 b_keep_sout = VLC_FALSE;
1365 }
1366 vlc_mutex_unlock( &p_item->lock );
1367
1368 /* Find a potential sout to reuse
1369 * XXX it might be unusable but this will be checked later */
1370 if( b_keep_sout )
1371 {
1372 /* Remove the sout from the playlist garbage collector */
1373 playlist_t *p_playlist = pl_Yield( p_parent );
1374
1375 vlc_mutex_lock( &p_playlist->gc_lock );
1376 p_sout = vlc_object_find( p_playlist, VLC_OBJECT_SOUT, FIND_CHILD );
1377 if( p_sout )
1378 {
1379 if( p_sout->p_parent != VLC_OBJECT(p_playlist) )
1380 {
1381 vlc_object_release( p_sout );
1382 p_sout = NULL;
1383 }
1384 else
1385 {
1386 vlc_object_detach( p_sout ); /* Remove it from the GC */
1387
1388 vlc_object_release( p_sout );
1389 }
1390 }
1391 vlc_mutex_unlock( &p_playlist->gc_lock );
1392
1393 pl_Release( p_parent );
1394 }
1395
1396 if( pb_sout_keep )
1397 *pb_sout_keep = b_keep_sout;
1398
1399 return p_sout;
1400 }
1401 static void SoutKeep( sout_instance_t *p_sout )
1402 {
1403 /* attach sout to the playlist */
1404 playlist_t *p_playlist = pl_Yield( p_sout );
1405
1406 msg_Dbg( p_sout, "sout has been kept" );
1407 vlc_object_attach( p_sout, p_playlist );
1408
1409 pl_Release( p_sout );
1410 }
1411
1412 /*****************************************************************************
1413 * Control
1414 *****************************************************************************/
1415 static inline int ControlPopNoLock( input_thread_t *p_input,
1416 int *pi_type, vlc_value_t *p_val )
1417 {
1418 if( p_input->p->i_control <= 0 )
1419 {
1420 return VLC_EGENERIC;
1421 }
1422
1423 *pi_type = p_input->p->control[0].i_type;
1424 *p_val = p_input->p->control[0].val;
1425
1426 p_input->p->i_control--;
1427 if( p_input->p->i_control > 0 )
1428 {
1429 int i;
1430
1431 for( i = 0; i < p_input->p->i_control; i++ )
1432 {
1433 p_input->p->control[i].i_type = p_input->p->control[i+1].i_type;
1434 p_input->p->control[i].val = p_input->p->control[i+1].val;
1435 }
1436 }
1437
1438 return VLC_SUCCESS;
1439 }
1440
1441 static void ControlReduce( input_thread_t *p_input )
1442 {
1443 int i;
1444
1445 if( !p_input )
1446 return;
1447
1448 for( i = 1; i < p_input->p->i_control; i++ )
1449 {
1450 const int i_lt = p_input->p->control[i-1].i_type;
1451 const int i_ct = p_input->p->control[i].i_type;
1452
1453 /* XXX We can't merge INPUT_CONTROL_SET_ES */
1454 /* msg_Dbg( p_input, "[%d/%d] l=%d c=%d", i, p_input->p->i_control,
1455 i_lt, i_ct );
1456 */
1457 if( i_lt == i_ct &&
1458 ( i_ct == INPUT_CONTROL_SET_STATE ||
1459 i_ct == INPUT_CONTROL_SET_RATE ||
1460 i_ct == INPUT_CONTROL_SET_POSITION ||
1461 i_ct == INPUT_CONTROL_SET_TIME ||
1462 i_ct == INPUT_CONTROL_SET_PROGRAM ||
1463 i_ct == INPUT_CONTROL_SET_TITLE ||
1464 i_ct == INPUT_CONTROL_SET_SEEKPOINT ||
1465 i_ct == INPUT_CONTROL_SET_BOOKMARK ) )
1466 {
1467 int j;
1468 // msg_Dbg( p_input, "merged at %d", i );
1469 /* Remove the i-1 */
1470 for( j = i; j < p_input->p->i_control; j++ )
1471 p_input->p->control[j-1] = p_input->p->control[j];
1472 p_input->p->i_control--;
1473 }
1474 else
1475 {
1476 /* TODO but that's not that important
1477 - merge SET_X with SET_X_CMD
1478 - remove SET_SEEKPOINT/SET_POSITION/SET_TIME before a SET_TITLE
1479 - remove SET_SEEKPOINT/SET_POSITION/SET_TIME before another among them
1480 - ?
1481 */
1482 }
1483 }
1484 }
1485
1486 static vlc_bool_t Control( input_thread_t *p_input, int i_type,
1487 vlc_value_t val )
1488 {
1489 vlc_bool_t b_force_update = VLC_FALSE;
1490
1491 if( !p_input ) return b_force_update;
1492
1493 switch( i_type )
1494 {
1495 case INPUT_CONTROL_SET_DIE:
1496 msg_Dbg( p_input, "control: stopping input" );
1497 /* Mark all submodules to die */
1498 if( p_input->p->input.p_access )
1499 vlc_object_kill( p_input->p->input.p_access );
1500 if( p_input->p->input.p_stream )
1501 vlc_object_kill( p_input->p->input.p_stream );
1502 vlc_object_kill( p_input->p->input.p_demux );
1503
1504 vlc_object_kill( p_input );
1505 break;
1506
1507 case INPUT_CONTROL_SET_POSITION:
1508 case INPUT_CONTROL_SET_POSITION_OFFSET:
1509 {
1510 double f_pos;
1511 if( i_type == INPUT_CONTROL_SET_POSITION )
1512 {
1513 f_pos = val.f_float;
1514 }
1515 else
1516 {
1517 /* Should not fail */
1518 demux2_Control( p_input->p->input.p_demux,
1519 DEMUX_GET_POSITION, &f_pos );
1520 f_pos += val.f_float;
1521 }
1522 if( f_pos < 0.0 ) f_pos = 0.0;
1523 if( f_pos > 1.0 ) f_pos = 1.0;
1524 /* Reset the decoders states and clock sync (before calling the demuxer */
1525 input_EsOutChangePosition( p_input->p->p_es_out );
1526 if( demux2_Control( p_input->p->input.p_demux, DEMUX_SET_POSITION,
1527 f_pos ) )
1528 {
1529 msg_Err( p_input, "INPUT_CONTROL_SET_POSITION(_OFFSET) "
1530 "%2.1f%% failed", f_pos * 100 );
1531 }
1532 else
1533 {
1534 if( p_input->p->i_slave > 0 )
1535 SlaveSeek( p_input );
1536
1537 b_force_update = VLC_TRUE;
1538 }
1539 break;
1540 }
1541
1542 case INPUT_CONTROL_SET_TIME:
1543 case INPUT_CONTROL_SET_TIME_OFFSET:
1544 {
1545 int64_t i_time;
1546 int i_ret;
1547
1548 if( i_type == INPUT_CONTROL_SET_TIME )
1549 {
1550 i_time = val.i_time;
1551 }
1552 else
1553 {
1554 /* Should not fail */
1555 demux2_Control( p_input->p->input.p_demux,
1556 DEMUX_GET_TIME, &i_time );
1557 i_time += val.i_time;
1558 }
1559 if( i_time < 0 ) i_time = 0;
1560
1561 /* Reset the decoders states and clock sync (before calling the demuxer */
1562 input_EsOutChangePosition( p_input->p->p_es_out );
1563
1564 i_ret = demux2_Control( p_input->p->input.p_demux,
1565 DEMUX_SET_TIME, i_time );
1566 if( i_ret )
1567 {
1568 int64_t i_length;
1569
1570 /* Emulate it with a SET_POS */
1571 demux2_Control( p_input->p->input.p_demux,
1572 DEMUX_GET_LENGTH, &i_length );
1573 if( i_length > 0 )
1574 {
1575 double f_pos = (double)i_time / (double)i_length;
1576 i_ret = demux2_Control( p_input->p->input.p_demux,
1577 DEMUX_SET_POSITION, f_pos );
1578 }
1579 }
1580 if( i_ret )
1581 {
1582 msg_Warn( p_input, "INPUT_CONTROL_SET_TIME(_OFFSET) "I64Fd
1583 " failed or not possible", i_time );
1584 }
1585 else
1586 {
1587 if( p_input->p->i_slave > 0 )
1588 SlaveSeek( p_input );
1589
1590 b_force_update = VLC_TRUE;
1591 }
1592 break;
1593 }
1594
1595 case INPUT_CONTROL_SET_STATE:
1596 if( ( val.i_int == PLAYING_S && p_input->i_state == PAUSE_S ) ||
1597 ( val.i_int == PAUSE_S && p_input->i_state == PAUSE_S ) )
1598 {
1599 int i_ret;
1600 if( p_input->p->input.p_access )
1601 i_ret = access2_Control( p_input->p->input.p_access,
1602 ACCESS_SET_PAUSE_STATE, VLC_FALSE );
1603 else
1604 i_ret = demux2_Control( p_input->p->input.p_demux,
1605 DEMUX_SET_PAUSE_STATE, VLC_FALSE );
1606
1607 if( i_ret )
1608 {
1609 /* FIXME What to do ? */
1610 msg_Warn( p_input, "cannot unset pause -> EOF" );
1611 vlc_mutex_unlock( &p_input->p->lock_control );
1612 input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL );
1613 vlc_mutex_lock( &p_input->p->lock_control );
1614 }
1615
1616 b_force_update = VLC_TRUE;
1617
1618 /* Switch to play */
1619 p_input->i_state = PLAYING_S;
1620 val.i_int = PLAYING_S;
1621 var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
1622
1623 /* */
1624 if( !i_ret )
1625 input_EsOutChangeState( p_input->p->p_es_out );
1626 }
1627 else if( val.i_int == PAUSE_S && p_input->i_state == PLAYING_S &&
1628 p_input->p->b_can_pause )
1629 {
1630 int i_ret;
1631 if( p_input->p->input.p_access )
1632 i_ret = access2_Control( p_input->p->input.p_access,
1633 ACCESS_SET_PAUSE_STATE, VLC_TRUE );
1634 else
1635 i_ret = demux2_Control( p_input->p->input.p_demux,
1636 DEMUX_SET_PAUSE_STATE, VLC_TRUE );
1637
1638 b_force_update = VLC_TRUE;
1639
1640 if( i_ret )
1641 {
1642 msg_Warn( p_input, "cannot set pause state" );
1643 val.i_int = p_input->i_state;
1644 }
1645 else
1646 {
1647 val.i_int = PAUSE_S;
1648 }
1649
1650 /* Switch to new state */
1651 p_input->i_state = val.i_int;
1652 var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
1653
1654 /* */
1655 if( !i_ret )
1656 input_EsOutChangeState( p_input->p->p_es_out );
1657 }
1658 else if( val.i_int == PAUSE_S && !p_input->p->b_can_pause )
1659 {
1660 b_force_update = VLC_TRUE;
1661
1662 /* Correct "state" value */
1663 val.i_int = p_input->i_state;
1664 var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
1665 }
1666 else if( val.i_int != PLAYING_S && val.i_int != PAUSE_S )
1667 {
1668 msg_Err( p_input, "invalid state in INPUT_CONTROL_SET_STATE" );
1669 }
1670 break;
1671
1672 case INPUT_CONTROL_SET_RATE:
1673 case INPUT_CONTROL_SET_RATE_SLOWER:
1674 case INPUT_CONTROL_SET_RATE_FASTER:
1675 {
1676 int i_rate;
1677
1678 if( i_type == INPUT_CONTROL_SET_RATE )
1679 {
1680 i_rate = val.i_int;
1681 }
1682 else
1683 {
1684 static const int ppi_factor[][2] = {
1685 {1,64}, {1,32}, {1,16}, {1,8}, {1,4}, {1,3}, {1,2}, {2,3},
1686 {1,1},
1687 {3,2}, {2,1}, {3,1}, {4,1}, {8,1}, {16,1}, {32,1}, {64,1},
1688 {0,0}
1689 };
1690 int i_error;
1691 int i_idx;
1692 int i;
1693
1694 i_error = INT_MAX;
1695 i_idx = -1;
1696 for( i = 0; ppi_factor[i][0] != 0; i++ )
1697 {
1698 const int i_test_r = INPUT_RATE_DEFAULT * ppi_factor[i][0] / ppi_factor[i][1];
1699 const int i_test_e = abs(p_input->p->i_rate - i_test_r);
1700 if( i_test_e < i_error )
1701 {
1702 i_idx = i;
1703 i_error = i_test_e;
1704 }
1705 }
1706 assert( i_idx >= 0 && ppi_factor[i_idx][0] != 0 );
1707
1708 if( i_type == INPUT_CONTROL_SET_RATE_SLOWER )
1709 {
1710 if( ppi_factor[i_idx+1][0] > 0 )
1711 i_rate = INPUT_RATE_DEFAULT * ppi_factor[i_idx+1][0] / ppi_factor[i_idx+1][1];
1712 else
1713 i_rate = INPUT_RATE_MAX+1;
1714 }
1715 else
1716 {
1717 assert( i_type == INPUT_CONTROL_SET_RATE_FASTER );
1718 if( i_idx > 0 )
1719 i_rate = INPUT_RATE_DEFAULT * ppi_factor[i_idx-1][0] / ppi_factor[i_idx-1][1];
1720 else
1721 i_rate = INPUT_RATE_MIN-1;
1722 }
1723 }
1724
1725 if( i_rate < INPUT_RATE_MIN )
1726 {
1727 msg_Dbg( p_input, "cannot set rate faster" );
1728 i_rate = INPUT_RATE_MIN;
1729 }
1730 else if( i_rate > INPUT_RATE_MAX )
1731 {
1732 msg_Dbg( p_input, "cannot set rate slower" );
1733 i_rate = INPUT_RATE_MAX;
1734 }
1735 if( i_rate != INPUT_RATE_DEFAULT &&
1736 ( !p_input->b_can_pace_control ||
1737 ( p_input->p->p_sout && !p_input->p->b_out_pace_control ) ) )
1738 {
1739 msg_Dbg( p_input, "cannot change rate" );
1740 i_rate = INPUT_RATE_DEFAULT;
1741 }
1742 if( i_rate != p_input->p->i_rate )
1743 {
1744 val.i_int = i_rate;
1745 var_Change( p_input, "rate", VLC_VAR_SETVALUE, &val, NULL );
1746
1747 p_input->p->i_rate = i_rate;
1748
1749 input_EsOutChangeRate( p_input->p->p_es_out );
1750
1751 b_force_update = VLC_TRUE;
1752 }
1753 break;
1754 }
1755
1756 case INPUT_CONTROL_SET_PROGRAM:
1757 /* No need to force update, es_out does it if needed */
1758 es_out_Control( p_input->p->p_es_out,
1759 ES_OUT_SET_GROUP, val.i_int );
1760
1761 demux2_Control( p_input->p->input.p_demux, DEMUX_SET_GROUP, val.i_int,
1762 NULL );
1763 break;
1764
1765 case INPUT_CONTROL_SET_ES:
1766 /* No need to force update, es_out does it if needed */
1767 es_out_Control( p_input->p->p_es_out, ES_OUT_SET_ES,
1768 input_EsOutGetFromID( p_input->p->p_es_out,
1769 val.i_int ) );
1770 break;
1771
1772 case INPUT_CONTROL_SET_AUDIO_DELAY:
1773 input_EsOutSetDelay( p_input->p->p_es_out,
1774 AUDIO_ES, val.i_time );
1775 var_Change( p_input, "audio-delay", VLC_VAR_SETVALUE, &val, NULL );
1776 break;
1777
1778 case INPUT_CONTROL_SET_SPU_DELAY:
1779 input_EsOutSetDelay( p_input->p->p_es_out,
1780 SPU_ES, val.i_time );
1781 var_Change( p_input, "spu-delay", VLC_VAR_SETVALUE, &val, NULL );
1782 break;
1783
1784 case INPUT_CONTROL_SET_TITLE:
1785 case INPUT_CONTROL_SET_TITLE_NEXT:
1786 case INPUT_CONTROL_SET_TITLE_PREV:
1787 if( p_input->p->input.b_title_demux &&
1788 p_input->p->input.i_title > 0 )
1789 {
1790 /* TODO */
1791 /* FIXME handle demux title */
1792 demux_t *p_demux = p_input->p->input.p_demux;
1793 int i_title;
1794
1795 if( i_type == INPUT_CONTROL_SET_TITLE_PREV )
1796 i_title = p_demux->info.i_title - 1;
1797 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
1798 i_title = p_demux->info.i_title + 1;
1799 else
1800 i_title = val.i_int;
1801
1802 if( i_title >= 0 && i_title < p_input->p->input.i_title )
1803 {
1804 input_EsOutChangePosition( p_input->p->p_es_out );
1805
1806 demux2_Control( p_demux, DEMUX_SET_TITLE, i_title );
1807 input_ControlVarTitle( p_input, i_title );
1808 }
1809 }
1810 else if( p_input->p->input.i_title > 0 )
1811 {
1812 access_t *p_access = p_input->p->input.p_access;
1813 int i_title;
1814
1815 if( i_type == INPUT_CONTROL_SET_TITLE_PREV )
1816 i_title = p_access->info.i_title - 1;
1817 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
1818 i_title = p_access->info.i_title + 1;
1819 else
1820 i_title = val.i_int;
1821
1822 if( i_title >= 0 && i_title < p_input->p->input.i_title )
1823 {
1824 input_EsOutChangePosition( p_input->p->p_es_out );
1825
1826 access2_Control( p_access, ACCESS_SET_TITLE, i_title );
1827 stream_AccessReset( p_input->p->input.p_stream );
1828 }
1829 }
1830 break;
1831 case INPUT_CONTROL_SET_SEEKPOINT:
1832 case INPUT_CONTROL_SET_SEEKPOINT_NEXT:
1833 case INPUT_CONTROL_SET_SEEKPOINT_PREV:
1834 if( p_input->p->input.b_title_demux &&
1835 p_input->p->input.i_title > 0 )
1836 {
1837 demux_t *p_demux = p_input->p->input.p_demux;
1838 int i_seekpoint;
1839 int64_t i_input_time;
1840 int64_t i_seekpoint_time;
1841
1842 if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV )
1843 {
1844 i_seekpoint = p_demux->info.i_seekpoint;
1845 i_seekpoint_time = p_input->p->input.title[p_demux->info.i_title]->seekpoint[i_seekpoint]->i_time_offset;
1846 if( i_seekpoint_time >= 0 &&
1847 !demux2_Control( p_demux,
1848 DEMUX_GET_TIME, &i_input_time ) )
1849 {
1850 if ( i_input_time < i_seekpoint_time + 3000000 )
1851 i_seekpoint--;
1852 }
1853 else
1854 i_seekpoint--;
1855 }
1856 else if( i_type == INPUT_CONTROL_SET_SEEKPOINT_NEXT )
1857 i_seekpoint = p_demux->info.i_seekpoint + 1;
1858 else
1859 i_seekpoint = val.i_int;
1860
1861 if( i_seekpoint >= 0 && i_seekpoint <
1862 p_input->p->input.title[p_demux->info.i_title]->i_seekpoint )
1863 {
1864
1865 input_EsOutChangePosition( p_input->p->p_es_out );
1866
1867 demux2_Control( p_demux, DEMUX_SET_SEEKPOINT, i_seekpoint );
1868 }
1869 }
1870 else if( p_input->p->input.i_title > 0 )
1871 {
1872 demux_t *p_demux = p_input->p->input.p_demux;
1873 access_t *p_access = p_input->p->input.p_access;
1874 int i_seekpoint;
1875 int64_t i_input_time;
1876 int64_t i_seekpoint_time;
1877
1878 if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV )
1879 {
1880 i_seekpoint = p_access->info.i_seekpoint;
1881 i_seekpoint_time = p_input->p->input.title[p_access->info.i_title]->seekpoint[i_seekpoint]->i_time_offset;
1882 if( i_seekpoint_time >= 0 &&
1883 demux2_Control( p_demux,
1884 DEMUX_GET_TIME, &i_input_time ) )
1885 {
1886 if ( i_input_time < i_seekpoint_time + 3000000 )
1887 i_seekpoint--;
1888 }
1889 else
1890 i_seekpoint--;
1891 }
1892 else if( i_type == INPUT_CONTROL_SET_SEEKPOINT_NEXT )
1893 i_seekpoint = p_access->info.i_seekpoint + 1;
1894 else
1895 i_seekpoint = val.i_int;
1896
1897 if( i_seekpoint >= 0 && i_seekpoint <
1898 p_input->p->input.title[p_access->info.i_title]->i_seekpoint )
1899 {
1900 input_EsOutChangePosition( p_input->p->p_es_out );
1901
1902 access2_Control( p_access, ACCESS_SET_SEEKPOINT,
1903 i_seekpoint );
1904 stream_AccessReset( p_input->p->input.p_stream );
1905 }
1906 }
1907 break;
1908
1909 case INPUT_CONTROL_ADD_SLAVE:
1910 if( val.psz_string )
1911 {
1912 input_source_t *slave = InputSourceNew( p_input );
1913
1914 if( !InputSourceInit( p_input, slave, val.psz_string, NULL ) )
1915 {
1916 vlc_meta_t *p_meta;
1917 int64_t i_time;
1918
1919 /* Add the slave */
1920 msg_Dbg( p_input, "adding %s as slave on the fly",
1921 val.psz_string );
1922
1923 /* Set position */
1924 if( demux2_Control( p_input->p->input.p_demux,
1925 DEMUX_GET_TIME, &i_time ) )
1926 {
1927 msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
1928 InputSourceClean( slave );
1929 free( slave );
1930 break;
1931 }
1932 if( demux2_Control( slave->p_demux,
1933 DEMUX_SET_TIME, i_time ) )
1934 {
1935 msg_Err( p_input, "seek failed for new slave" );
1936 InputSourceClean( slave );
1937 free( slave );
1938 break;
1939 }
1940
1941 /* Get meta (access and demux) */
1942 p_meta = vlc_meta_New();
1943 access2_Control( slave->p_access, ACCESS_GET_META,
1944 p_meta );
1945 demux2_Control( slave->p_demux, DEMUX_GET_META, p_meta );
1946 InputUpdateMeta( p_input, p_meta );
1947
1948 TAB_APPEND( p_input->p->i_slave, p_input->p->slave, slave );
1949 }
1950 else
1951 {
1952 free( slave );
1953 msg_Warn( p_input, "failed to add %s as slave",
1954 val.psz_string );
1955 }
1956
1957 free( val.psz_string );
1958 }
1959 break;
1960
1961 case INPUT_CONTROL_SET_BOOKMARK:
1962 default:
1963 msg_Err( p_input, "not yet implemented" );
1964 break;
1965 }
1966
1967 return b_force_update;
1968 }
1969
1970 /*****************************************************************************
1971 * UpdateFromDemux:
1972 *****************************************************************************/
1973 static int UpdateFromDemux( input_thread_t *p_input )
1974 {
1975 demux_t *p_demux = p_input->p->input.p_demux;
1976 vlc_value_t v;
1977
1978 if( p_demux->info.i_update & INPUT_UPDATE_TITLE )
1979 {
1980 v.i_int = p_demux->info.i_title;
1981 var_Change( p_input, "title", VLC_VAR_SETVALUE, &v, NULL );
1982
1983 input_ControlVarTitle( p_input, p_demux->info.i_title );
1984
1985 p_demux->info.i_update &= ~INPUT_UPDATE_TITLE;
1986 }
1987 if( p_demux->info.i_update & INPUT_UPDATE_SEEKPOINT )
1988 {
1989 v.i_int = p_demux->info.i_seekpoint;
1990 var_Change( p_input, "chapter", VLC_VAR_SETVALUE, &v, NULL);
1991
1992 p_demux->info.i_update &= ~INPUT_UPDATE_SEEKPOINT;
1993 }
1994 p_demux->info.i_update &= ~INPUT_UPDATE_SIZE;
1995
1996 /* Hmmm only works with master input */
1997 if( p_input->p->input.p_demux == p_demux )
1998 {
1999 int i_title_end = p_input->p->input.i_title_end -
2000 p_input->p->input.i_title_offset;
2001 int i_seekpoint_end = p_input->p->input.i_seekpoint_end -
2002 p_input->p->input.i_seekpoint_offset;
2003
2004 if( i_title_end >= 0 && i_seekpoint_end >= 0 )
2005 {
2006 if( p_demux->info.i_title > i_title_end ||
2007 ( p_demux->info.i_title == i_title_end &&
2008 p_demux->info.i_seekpoint > i_seekpoint_end ) ) return 0;
2009 }
2010 else if( i_seekpoint_end >=0 )
2011 {
2012 if( p_demux->info.i_seekpoint > i_seekpoint_end ) return 0;
2013 }
2014 else if( i_title_end >= 0 )
2015 {
2016 if( p_demux->info.i_title > i_title_end ) return 0;
2017 }
2018 }
2019
2020 return 1;
2021 }
2022
2023 /*****************************************************************************
2024 * UpdateFromAccess:
2025 *****************************************************************************/
2026 static int UpdateFromAccess( input_thread_t *p_input )
2027 {
2028 access_t *p_access = p_input->p->input.p_access;
2029 vlc_value_t v;
2030
2031 if( p_access->info.i_update & INPUT_UPDATE_TITLE )
2032 {
2033 v.i_int = p_access->info.i_title;
2034 var_Change( p_input, "title", VLC_VAR_SETVALUE, &v, NULL );
2035
2036 input_ControlVarTitle( p_input, p_access->info.i_title );
2037
2038 stream_AccessUpdate( p_input->p->input.p_stream );
2039
2040 p_access->info.i_update &= ~INPUT_UPDATE_TITLE;
2041 }
2042 if( p_access->info.i_update & INPUT_UPDATE_SEEKPOINT )
2043 {
2044 v.i_int = p_access->info.i_seekpoint;
2045 var_Change( p_input, "chapter", VLC_VAR_SETVALUE, &v, NULL);
2046 p_access->info.i_update &= ~INPUT_UPDATE_SEEKPOINT;
2047 }
2048 if( p_access->info.i_update & INPUT_UPDATE_META )
2049 {
2050 /* TODO maybe multi - access ? */
2051 vlc_meta_t *p_meta = vlc_meta_New();
2052 access2_Control( p_input->p->input.p_access,ACCESS_GET_META, p_meta );
2053 InputUpdateMeta( p_input, p_meta );
2054 var_SetInteger( pl_Get( p_input ), "item-change", p_input->p->input.p_item->i_id );
2055 p_access->info.i_update &= ~INPUT_UPDATE_META;
2056 }
2057
2058 p_access->info.i_update &= ~INPUT_UPDATE_SIZE;
2059
2060 /* Hmmm only works with master input */
2061 if( p_input->p->input.p_access == p_access )
2062 {
2063 int i_title_end = p_input->p->input.i_title_end -
2064 p_input->p->input.i_title_offset;
2065 int i_seekpoint_end = p_input->p->input.i_seekpoint_end -
2066 p_input->p->input.i_seekpoint_offset;
2067
2068 if( i_title_end >= 0 && i_seekpoint_end >=0 )
2069 {
2070 if( p_access->info.i_title > i_title_end ||
2071 ( p_access->info.i_title == i_title_end &&
2072 p_access->info.i_seekpoint > i_seekpoint_end ) ) return 0;
2073 }
2074 else if( i_seekpoint_end >=0 )
2075 {
2076 if( p_access->info.i_seekpoint > i_seekpoint_end ) return 0;
2077 }
2078 else if( i_title_end >= 0 )
2079 {
2080 if( p_access->info.i_title > i_title_end ) return 0;
2081 }
2082 }
2083
2084 return 1;
2085 }
2086
2087 /*****************************************************************************
2088 * UpdateItemLength:
2089 *****************************************************************************/
2090 static void UpdateItemLength( input_thread_t *p_input, int64_t i_length )
2091 {
2092 input_item_SetDuration( p_input->p->input.p_item, (mtime_t) i_length );
2093
2094 if( !p_input->b_preparsing )
2095 {
2096 pl_Yield( p_input );
2097 var_SetInteger( pl_Get( p_input ), "item-change",
2098 p_input->p->input.p_item->i_id );
2099 pl_Release( p_input )
2100 }
2101 }
2102
2103 /*****************************************************************************
2104 * InputSourceNew:
2105 *****************************************************************************/
2106 static input_source_t *InputSourceNew( input_thread_t *p_input )
2107 {
2108 input_source_t *in = (input_source_t*) malloc( sizeof( input_source_t ) );
2109
2110 if( !in )
2111 {
2112 msg_Err( p_input, "out of memory for new input source" );
2113 return NULL;
2114 }
2115
2116 in->p_item = NULL;
2117 in->p_access = NULL;
2118 in->p_stream = NULL;
2119 in->p_demux = NULL;
2120 in->b_title_demux = VLC_FALSE;
2121 TAB_INIT( in->i_title, in->title );
2122 in->b_can_pace_control = VLC_TRUE;
2123 in->b_eof = VLC_FALSE;
2124 in->f_fps = 0.0;
2125 in->i_cr_average = 0;
2126
2127 return in;
2128 }
2129
2130 /*****************************************************************************
2131 * InputSourceInit:
2132 *****************************************************************************/
2133 static int InputSourceInit( input_thread_t *p_input,
2134 input_source_t *in, const char *psz_mrl,
2135 const char *psz_forced_demux )
2136 {
2137 char psz_dup[strlen (psz_mrl) + 1];
2138 const char *psz_access;
2139 const char *psz_demux;
2140 char *psz_path;
2141 char *psz_tmp;
2142 char *psz;
2143 vlc_value_t val;
2144 double f_fps;
2145
2146 strcpy( psz_dup, psz_mrl );
2147
2148 if( !in ) return VLC_EGENERIC;
2149 if( !p_input ) return VLC_EGENERIC;
2150
2151 /* Split uri */
2152 if( !p_input->b_preparsing )
2153 {
2154 MRLSplit( VLC_OBJECT(p_input), psz_dup,
2155 &psz_access, &psz_demux, &psz_path );
2156
2157 msg_Dbg( p_input, "`%s' gives access `%s' demux `%s' path `%s'",
2158 psz_mrl, psz_access, psz_demux, psz_path );
2159
2160 /* Hack to allow udp://@:port syntax */
2161 if( !psz_access ||
2162 (strncmp( psz_access, "udp", 3 ) &&
2163 strncmp( psz_access, "rtp", 3 )) )
2164
2165 /* Find optional titles and seekpoints */
2166 MRLSections( p_input, psz_path, &in->i_title_start, &in->i_title_end,
2167 &in->i_seekpoint_start, &in->i_seekpoint_end );
2168
2169 if( psz_forced_demux && *psz_forced_demux )
2170 {
2171 psz_demux = psz_forced_demux;
2172 }
2173 else if( !psz_demux || *psz_demux == '\0' )
2174 {
2175 /* special hack for forcing a demuxer with --demux=module
2176 * (and do nothing with a list) */
2177 char *psz_var_demux = var_GetNonEmptyString( p_input, "demux" );
2178
2179 if( psz_var_demux != NULL &&
2180 !strchr(psz_var_demux, ',' ) &&
2181 !strchr(psz_var_demux, ':' ) )
2182 {
2183 psz_demux = psz_var_demux;
2184
2185 msg_Dbg( p_input, "enforced demux ` %s'", psz_demux );
2186 }
2187 }
2188
2189 /* Try access_demux if no demux given */
2190 if( *psz_demux == '\0' )
2191 {
2192 in->p_demux = demux2_New( p_input, psz_access, psz_demux, psz_path,
2193 NULL, p_input->p->p_es_out, VLC_FALSE );
2194 }
2195 }
2196 else
2197 {
2198 psz_path = psz_dup;
2199 if( !strncmp( psz_path, "file://", 7 ) )
2200 psz_path += 7;
2201 msg_Dbg( p_input, "trying to pre-parse %s", psz_path );
2202 psz_demux = "";
2203 psz_access = "file";
2204 }
2205
2206 if( in->p_demux )
2207 {
2208 int64_t i_pts_delay;
2209
2210 /* Get infos from access_demux */
2211 demux2_Control( in->p_demux,
2212 DEMUX_GET_PTS_DELAY, &i_pts_delay );
2213 p_input->i_pts_delay = __MAX( p_input->i_pts_delay, i_pts_delay );
2214
2215 in->b_title_demux = VLC_TRUE;
2216 if( demux2_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
2217 &in->title, &in->i_title,
2218 &in->i_title_offset, &in->i_seekpoint_offset ) )
2219 {
2220 in->i_title = 0;
2221 in->title = NULL;
2222 }
2223 demux2_Control( in->p_demux, DEMUX_CAN_CONTROL_PACE,
2224 &in->b_can_pace_control );
2225 demux2_Control( in->p_demux, DEMUX_CAN_PAUSE,
2226 &in->b_can_pause );
2227
2228 /* FIXME todo
2229 demux2_Control( in->p_demux, DEMUX_CAN_SEEK,
2230 &val.b_bool );
2231 */
2232 }
2233 else
2234 {
2235 int64_t i_pts_delay;
2236
2237 input_ChangeState( p_input, OPENING_S );
2238
2239 /* Now try a real access */
2240 in->p_access = access2_New( p_input, psz_access, psz_demux, psz_path,
2241 p_input->b_preparsing );
2242
2243 /* Access failed, URL encoded ? */
2244 if( in->p_access == NULL && strchr( psz_path, '%' ) )
2245 {
2246 decode_URI( psz_path );
2247
2248 msg_Dbg( p_input, "retrying with access `%s' demux `%s' path `%s'",
2249 psz_access, psz_demux, psz_path );
2250
2251 in->p_access = access2_New( p_input,
2252 psz_access, psz_demux, psz_path,
2253 p_input->b_preparsing );
2254 }
2255 /* access failed, maybe our access detection was wrong.
2256 * Retry with the full name */
2257 if( in->p_access == NULL && strchr( psz_mrl, ':' ) )
2258 {
2259 msg_Dbg( p_input, "retrying with access `' demux `' path `%s'",
2260 psz_mrl );
2261 psz_demux=strdup("");
2262 in->p_access = access2_New( p_input,
2263 "", "", psz_mrl,
2264 p_input->b_preparsing );
2265 }
2266 if( in->p_access == NULL )
2267 {
2268 msg_Err( p_input, "open of `%s' failed: %s", psz_mrl,
2269 msg_StackMsg() );
2270 intf_UserFatal( VLC_OBJECT( p_input), VLC_FALSE,
2271 _("Your input can't be opened"),
2272 _("VLC is unable to open the MRL '%s'."
2273 " Check the log for details."), psz_mrl );
2274 goto error;
2275 }
2276
2277 /* */
2278 psz_tmp = psz = var_GetNonEmptyString( p_input, "access-filter" );
2279 while( psz && *psz )
2280 {
2281 access_t *p_access = in->p_access;
2282 char *end = strchr( psz, ':' );
2283
2284 if( end )
2285 *end++ = '\0';
2286
2287 in->p_access = access2_FilterNew( in->p_access, psz );
2288 if( in->p_access == NULL )
2289 {
2290 in->p_access = p_access;
2291 msg_Warn( p_input, "failed to insert access filter %s",
2292 psz );
2293 }
2294
2295 psz = end;
2296 }
2297 free( psz_tmp );
2298
2299 /* Get infos from access */
2300 if( !p_input->b_preparsing )
2301 {
2302 access2_Control( in->p_access,
2303 ACCESS_GET_PTS_DELAY, &i_pts_delay );
2304 p_input->i_pts_delay = __MAX( p_input->i_pts_delay, i_pts_delay );
2305
2306 in->b_title_demux = VLC_FALSE;
2307 if( access2_Control( in->p_access, ACCESS_GET_TITLE_INFO,
2308 &in->title, &in->i_title,
2309 &in->i_title_offset, &in->i_seekpoint_offset ) )
2310
2311 {
2312 in->i_title = 0;
2313 in->title = NULL;
2314 }
2315 access2_Control( in->p_access, ACCESS_CAN_CONTROL_PACE,
2316 &in->b_can_pace_control );
2317 access2_Control( in->p_access, ACCESS_CAN_PAUSE,
2318 &in->b_can_pause );
2319 access2_Control( in->p_access, ACCESS_CAN_SEEK,
2320 &val.b_bool );
2321 var_Set( p_input, "seekable", val );
2322 }
2323
2324 input_ChangeState( p_input, BUFFERING_S );
2325
2326 /* Create the stream_t */
2327 in->p_stream = stream_AccessNew( in->p_access, p_input->b_preparsing );
2328 if( in->p_stream == NULL )
2329 {
2330 msg_Warn( p_input, "cannot create a stream_t from access" );
2331 goto error;
2332 }
2333
2334 /* Open a demuxer */
2335 if( *psz_demux == '\0' && *in->p_access->psz_demux )
2336 {
2337 psz_demux = in->p_access->psz_demux;
2338 }
2339
2340 {
2341 /* Take access redirections into account */
2342 char *psz_real_path;
2343 char *psz_buf = NULL;
2344 if( in->p_access->psz_path )
2345 {
2346 const char *psz_a, *psz_d;
2347 psz_buf = strdup( in->p_access->psz_path );
2348 MRLSplit( VLC_OBJECT(p_input), psz_buf,
2349 &psz_a, &psz_d, &psz_real_path );
2350 }
2351 else
2352 {
2353 psz_real_path = psz_path;
2354 }
2355 in->p_demux = demux2_New( p_input, psz_access, psz_demux,
2356 psz_real_path,
2357 in->p_stream, p_input->p->p_es_out,
2358 p_input->b_preparsing );
2359 free( psz_buf );
2360 }
2361
2362 if( in->p_demux == NULL )
2363 {
2364 msg_Err( p_input, "no suitable demux module for `%s/%s://%s'",
2365 psz_access, psz_demux, psz_path );
2366 intf_UserFatal( VLC_OBJECT( p_input ), VLC_FALSE,
2367 _("VLC can't recognize the input's format"),
2368 _("The format of '%s' cannot be detected. "
2369 "Have a look the log for details."), psz_mrl );
2370 goto error;
2371 }
2372
2373 /* Get title from demux */
2374 if( !p_input->b_preparsing && in->i_title <= 0 )
2375 {
2376 if( demux2_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
2377 &in->title, &in->i_title,
2378 &in->i_title_offset, &in->i_seekpoint_offset ))
2379 {
2380 TAB_INIT( in->i_title, in->title );
2381 }
2382 else
2383 {
2384 in->b_title_demux = VLC_TRUE;
2385 }
2386 }
2387 }
2388
2389 /* get attachment
2390 * FIXME improve for b_preparsing: move it after GET_META and check psz_arturl */
2391 if( 1 || !p_input->b_preparsing )
2392 {
2393 int i_attachment;
2394 input_attachment_t **attachment;
2395 if( !demux2_Control( in->p_demux, DEMUX_GET_ATTACHMENTS,
2396 &attachment, &i_attachment ) )
2397 {
2398 vlc_mutex_lock( &p_input->p->input.p_item->lock );
2399 AppendAttachment( &p_input->p->i_attachment, &p_input->p->attachment,
2400 i_attachment, attachment );
2401 vlc_mutex_unlock( &p_input->p->input.p_item->lock );
2402 }
2403 }
2404 if( !demux2_Control( in->p_demux, DEMUX_GET_FPS, &f_fps ) )
2405 {
2406 vlc_mutex_lock( &p_input->p->input.p_item->lock );
2407 in->f_fps = f_fps;
2408 vlc_mutex_unlock( &p_input->p->input.p_item->lock );
2409 }
2410
2411 if( var_GetInteger( p_input, "clock-synchro" ) != -1 )
2412 in->b_can_pace_control = !var_GetInteger( p_input, "clock-synchro" );
2413
2414 return VLC_SUCCESS;
2415
2416 error:
2417 input_ChangeState( p_input, ERROR_S );
2418
2419 if( in->p_demux )
2420 demux2_Delete( in->p_demux );
2421
2422 if( in->p_stream )
2423 stream_Delete( in->p_stream );
2424
2425 if( in->p_access )
2426 access2_Delete( in->p_access );
2427
2428 return VLC_EGENERIC;
2429 }
2430
2431 /*****************************************************************************
2432 * InputSourceClean:
2433 *****************************************************************************/
2434 static void InputSourceClean( input_source_t *in )
2435 {
2436 int i;
2437
2438 if( in->p_demux )
2439 demux2_Delete( in->p_demux );
2440
2441 if( in->p_stream )
2442 stream_Delete( in->p_stream );
2443
2444 if( in->p_access )
2445 access2_Delete( in->p_access );
2446
2447 if( in->i_title > 0 )
2448 {
2449 for( i = 0; i < in->i_title; i++ )
2450 vlc_input_title_Delete( in->title[i] );
2451 TAB_CLEAN( in->i_title, in->title );
2452 }
2453 }
2454
2455 static void SlaveDemux( input_thread_t *p_input )
2456 {
2457 int64_t i_time;
2458 int i;
2459
2460 if( demux2_Control( p_input->p->input.p_demux, DEMUX_GET_TIME, &i_time ) )
2461 {
2462 msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2463 return;
2464 }
2465
2466 for( i = 0; i < p_input->p->i_slave; i++ )
2467 {
2468 input_source_t *in = p_input->p->slave[i];
2469 int i_ret = 1;
2470
2471 if( in->b_eof )
2472 continue;
2473
2474 if( demux2_Control( in->p_demux, DEMUX_SET_NEXT_DEMUX_TIME, i_time ) )
2475 {
2476 for( ;; )
2477 {
2478 int64_t i_stime;
2479 if( demux2_Control( in->p_demux, DEMUX_GET_TIME, &i_stime ) )
2480 {
2481 msg_Err( p_input, "slave[%d] doesn't like "
2482 "DEMUX_GET_TIME -> EOF", i );
2483 i_ret = 0;
2484 break;
2485 }
2486
2487 if( i_stime >= i_time )
2488 break;
2489
2490 if( ( i_ret = in->p_demux->pf_demux( in->p_demux ) ) <= 0 )
2491 break;
2492 }
2493 }
2494 else
2495 {
2496 i_ret = in->p_demux->pf_demux( in->p_demux );
2497 }
2498
2499 if( i_ret <= 0 )
2500 {
2501 msg_Dbg( p_input, "slave %d EOF", i );
2502 in->b_eof = VLC_TRUE;
2503 }
2504 }
2505 }
2506
2507 static void SlaveSeek( input_thread_t *p_input )
2508 {
2509 int64_t i_time;
2510 int i;
2511
2512 if( !p_input ) return;
2513
2514 if( demux2_Control( p_input->p->input.p_demux, DEMUX_GET_TIME, &i_time ) )
2515 {
2516 msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2517 return;
2518 }
2519
2520 for( i = 0; i < p_input->p->i_slave; i++ )
2521 {
2522 input_source_t *in = p_input->p->slave[i];
2523
2524 if( demux2_Control( in->p_demux, DEMUX_SET_TIME, i_time ) )
2525 {
2526 msg_Err( p_input, "seek failed for slave %d -> EOF", i );
2527 in->b_eof = VLC_TRUE;
2528 }
2529 }
2530 }
2531
2532 /*****************************************************************************
2533 * InputMetaUser:
2534 *****************************************************************************/
2535 static void InputMetaUser( input_thread_t *p_input, vlc_meta_t *p_meta )
2536 {
2537 vlc_value_t val;
2538
2539 if( !p_meta ) return;
2540
2541 /* Get meta information from user */
2542 #define GET_META( field, s ) \
2543 var_Get( p_input, (s), &val ); \
2544 if( *val.psz_string ) \
2545 vlc_meta_Set( p_meta, vlc_meta_ ## field, val.psz_string ); \
2546 free( val.psz_string )
2547
2548 GET_META( Title, "meta-title" );
2549 GET_META( Artist, "meta-artist" );
2550 GET_META( Genre, "meta-genre" );
2551 GET_META( Copyright, "meta-copyright" );
2552 GET_META( Description, "meta-description" );
2553 GET_META( Date, "meta-date" );
2554 GET_META( URL, "meta-url" );
2555 #undef GET_META
2556 }
2557
2558 /*****************************************************************************
2559 * InputUpdateMeta: merge p_item meta data with p_meta taking care of
2560 * arturl and locking issue.
2561 *****************************************************************************/
2562 static void InputUpdateMeta( input_thread_t *p_input, vlc_meta_t *p_meta )
2563 {
2564 input_item_t *p_item = p_input->p->input.p_item;
2565 char * psz_arturl = NULL;
2566 char *psz_title = NULL;
2567 int i;
2568 int i_arturl_event = VLC_FALSE;
2569
2570 if( !p_meta )
2571 return;
2572
2573 psz_arturl = input_item_GetArtURL( p_item );
2574
2575 vlc_mutex_lock( &p_item->lock );
2576 if( vlc_meta_Get( p_meta, vlc_meta_Title ) && !p_item->b_fixed_name )
2577 psz_title = strdup( vlc_meta_Get( p_meta, vlc_meta_Title ) );
2578
2579 vlc_meta_Merge( p_item->p_meta, p_meta );
2580
2581 if( psz_arturl && *psz_arturl )
2582 {
2583 vlc_meta_Set( p_item->p_meta, vlc_meta_ArtworkURL, psz_arturl );
2584 i_arturl_event = VLC_TRUE;
2585 }
2586
2587 vlc_meta_Delete( p_meta );
2588
2589 if( psz_arturl && !strncmp( psz_arturl, "attachment://", strlen("attachment") ) )
2590 {
2591 /* Don't look for art cover if sout
2592 * XXX It can change when sout has meta data support */
2593 if( p_input->p->p_sout && !p_input->b_preparsing )
2594 {
2595 vlc_meta_Set( p_item->p_meta, vlc_meta_ArtworkURL, "" );
2596 i_arturl_event = VLC_TRUE;
2597
2598 }
2599 else
2600 input_ExtractAttachmentAndCacheArt( p_input );
2601 }
2602 free( psz_arturl );
2603
2604 /* A bit ugly */
2605 p_meta = NULL;
2606 if( vlc_dictionary_keys_count( &p_item->p_meta->extra_tags ) > 0 )
2607 {
2608 p_meta = vlc_meta_New();
2609 vlc_meta_Merge( p_meta, input_item_GetMetaObject( p_item ) );
2610 }
2611 vlc_mutex_unlock( &p_item->lock );
2612
2613 input_item_SetPreparsed( p_item, VLC_TRUE );
2614
2615 if( i_arturl_event == VLC_TRUE )
2616 {
2617 vlc_event_t event;
2618
2619 /* Notify interested third parties */
2620 event.type = vlc_InputItemMetaChanged;
2621 event.u.input_item_meta_changed.meta_type = vlc_meta_ArtworkURL;
2622 vlc_event_send( &p_item->event_manager, &event );
2623 }
2624
2625 if( psz_title )
2626 {
2627 input_Control( p_input, INPUT_SET_NAME, psz_title );
2628 free( psz_title );
2629 }
2630
2631 if( p_meta )
2632 {
2633 char ** ppsz_all_keys = vlc_dictionary_all_keys( &p_meta->extra_tags );
2634 for( i = 0; ppsz_all_keys[i]; i++ )
2635 {
2636 input_Control( p_input, INPUT_ADD_INFO, _(VLC_META_INFO_CAT), _(ppsz_all_keys[i]),
2637 vlc_dictionary_value_for_key( &p_meta->extra_tags, ppsz_all_keys[i] ) );
2638 free( ppsz_all_keys[i] );
2639 }
2640 free( ppsz_all_keys );
2641 vlc_meta_Delete( p_meta );
2642 }
2643
2644 /** \todo handle sout meta */
2645 }
2646
2647
2648 static inline vlc_bool_t IsValidAccess( const char *psz )
2649 {
2650 char c;
2651
2652 while( ( c = *psz ) != '\0' )
2653 {
2654 if( c == ':' )
2655 return VLC_TRUE;
2656
2657 if( ( !isascii( c ) || !isalnum( c ) ) && c != '-' && ( c != '/' ) )
2658 return VLC_FALSE;
2659 psz++;
2660 }
2661 /* should not happen though */
2662 return VLC_FALSE;
2663 }
2664
2665 static void AppendAttachment( int *pi_attachment, input_attachment_t ***ppp_attachment,
2666 int i_new, input_attachment_t **pp_new )
2667 {
2668 int i_attachment = *pi_attachment;
2669 input_attachment_t **attachment = *ppp_attachment;
2670 int i;
2671
2672 attachment = realloc( attachment,
2673 sizeof(input_attachment_t**) * ( i_attachment + i_new ) );
2674 for( i = 0; i < i_new; i++ )
2675 attachment[i_attachment++] = pp_new[i];
2676 if( pp_new )
2677 free( pp_new );
2678
2679 /* */
2680 *pi_attachment = i_attachment;
2681 *ppp_attachment = attachment;
2682 }
2683
2684 static void DemuxMeta( input_thread_t *p_input, vlc_meta_t *p_meta, demux_t *p_demux )
2685 {
2686 vlc_bool_t b_bool;
2687 module_t *p_id3;
2688
2689
2690 #if 0
2691 /* XXX I am not sure it is a great idea, besides, there is more than that
2692 * if we want to do it right */
2693 vlc_mutex_lock( &p_item->lock );
2694 if( p_item->p_meta && (p_item->p_meta->i_status & ITEM_PREPARSED ) )
2695 {
2696 vlc_mutex_unlock( &p_item->lock );
2697 return;
2698 }
2699 vlc_mutex_unlock( &p_item->lock );
2700 #endif
2701
2702 demux2_Control( p_demux, DEMUX_GET_META, p_meta );
2703 if( demux2_Control( p_demux, DEMUX_HAS_UNSUPPORTED_META, &b_bool ) )
2704 return;
2705 if( !b_bool )
2706 return;
2707
2708 p_demux->p_private = malloc( sizeof( demux_meta_t ) );
2709 if(! p_demux->p_private )
2710 return;
2711
2712 p_id3 = module_Need( p_demux, "meta reader", NULL, 0 );
2713 if( p_id3 )
2714 {
2715 demux_meta_t *p_demux_meta = (demux_meta_t *)p_demux->p_private;
2716
2717 if( p_demux_meta->p_meta )
2718 {
2719 vlc_meta_Merge( p_meta, p_demux_meta->p_meta );
2720 vlc_meta_Delete( p_demux_meta->p_meta );
2721 }
2722
2723 if( p_demux_meta->i_attachments > 0 )
2724 {
2725 vlc_mutex_lock( &p_input->p->input.p_item->lock );
2726 AppendAttachment( &p_input->p->i_attachment, &p_input->p->attachment,
2727 p_demux_meta->i_attachments, p_demux_meta->attachments );
2728 vlc_mutex_unlock( &p_input->p->input.p_item->lock );
2729 }
2730 module_Unneed( p_demux, p_id3 );
2731 }
2732 free( p_demux->p_private );
2733 }
2734
2735
2736 /*****************************************************************************
2737 * MRLSplit: parse the access, demux and url part of the
2738 * Media Resource Locator.
2739 *****************************************************************************/
2740 void MRLSplit( vlc_object_t *p_input, char *psz_dup,
2741 const char **ppsz_access, const char **ppsz_demux,
2742 char **ppsz_path )
2743 {
2744 const char *psz_access = "";
2745 const char *psz_demux = "";
2746 char *psz_path;
2747 char *psz;
2748
2749 psz = strchr( psz_dup, ':' );
2750
2751 if( psz != NULL )
2752 {
2753 /* Guess whether ':' is part of a local filename, or separates
2754 * access/demux from path */
2755 if( !IsValidAccess( psz_dup ) )
2756 psz = NULL;
2757 #if defined( WIN32 ) || defined( UNDER_CE )
2758 else if( ( psz - psz_dup == 1 ) && isalpha( psz_dup[0] ) )
2759 {
2760 msg_Dbg( p_input, "drive letter %c: found in source", *psz_dup );
2761 psz = NULL;
2762 }
2763 #endif
2764 }
2765
2766 if( psz != NULL )
2767 {
2768 *psz++ = '\0';
2769 if( psz[0] == '/' && psz[1] == '/' ) psz += 2;
2770
2771 psz_path = psz;
2772
2773 psz = strchr( psz_dup, '/' );
2774 if( psz )
2775 {
2776 *psz++ = '\0';
2777 psz_demux = psz;
2778 }
2779
2780 psz_access = psz_dup;
2781 }
2782 else
2783 {
2784 psz_path = psz_dup;
2785 }
2786
2787 *ppsz_access = psz_access;
2788 *ppsz_demux = psz_demux;
2789 *ppsz_path = psz_path;
2790 }
2791
2792 /*****************************************************************************
2793 * MRLSections: parse title and seekpoint info from the Media Resource Locator.
2794 *
2795 * Syntax:
2796 * [url][@[title-start][:chapter-start][-[title-end][:chapter-end]]]
2797 *****************************************************************************/
2798 static void MRLSections( input_thread_t *p_input, char *psz_source,
2799 int *pi_title_start, int *pi_title_end,
2800 int *pi_chapter_start, int *pi_chapter_end )
2801 {
2802 char *psz, *psz_end, *psz_next, *psz_check;
2803
2804 *pi_title_start = *pi_title_end = -1;
2805 *pi_chapter_start = *pi_chapter_end = -1;
2806
2807 /* Start by parsing titles and chapters */
2808 if( !psz_source || !( psz = strrchr( psz_source, '@' ) ) ) return;
2809
2810 /* Check we are really dealing with a title/chapter section */
2811 psz_check = psz + 1;
2812 if( !*psz_check ) return;
2813 if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 );
2814 if( *psz_check != ':' && *psz_check != '-' && *psz_check ) return;
2815 if( *psz_check == ':' && ++psz_check )
2816 if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 );
2817 if( *psz_check != '-' && *psz_check ) return;
2818 if( *psz_check == '-' && ++psz_check )
2819 if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 );
2820 if( *psz_check != ':' && *psz_check ) return;
2821 if( *psz_check == ':' && ++psz_check )
2822 if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 );
2823 if( *psz_check ) return;
2824
2825 /* Separate start and end */
2826 *psz++ = 0;
2827 if( ( psz_end = strchr( psz, '-' ) ) ) *psz_end++ = 0;
2828
2829 /* Look for the start title */
2830 *pi_title_start = strtol( psz, &psz_next, 0 );
2831 if( !*pi_title_start && psz == psz_next ) *pi_title_start = -1;
2832 *pi_title_end = *pi_title_start;
2833 psz = psz_next;
2834
2835 /* Look for the start chapter */
2836 if( *psz ) psz++;
2837 *pi_chapter_start = strtol( psz, &psz_next, 0 );
2838 if( !*pi_chapter_start && psz == psz_next ) *pi_chapter_start = -1;
2839 *pi_chapter_end = *pi_chapter_start;
2840
2841 if( psz_end )
2842 {
2843 /* Look for the end title */
2844 *pi_title_end = strtol( psz_end, &psz_next, 0 );
2845 if( !*pi_title_end && psz_end == psz_next ) *pi_title_end = -1;
2846 psz_end = psz_next;
2847
2848 /* Look for the end chapter */
2849 if( *psz_end ) psz_end++;
2850 *pi_chapter_end = strtol( psz_end, &psz_next, 0 );
2851 if( !*pi_chapter_end && psz_end == psz_next ) *pi_chapter_end = -1;
2852 }
2853
2854 msg_Dbg( p_input, "source=`%s' title=%d/%d seekpoint=%d/%d",
2855 psz_source, *pi_title_start, *pi_chapter_start,
2856 *pi_title_end, *pi_chapter_end );
2857 }
2858
2859 /*****************************************************************************
2860 * input_AddSubtitles: add a subtitles file and enable it
2861 *****************************************************************************/
2862 vlc_bool_t input_AddSubtitles( input_thread_t *p_input, char *psz_subtitle,
2863 vlc_bool_t b_check_extension )
2864 {
2865 input_source_t *sub;
2866 vlc_value_t count;
2867 vlc_value_t list;
2868 char *psz_path, *psz_extension;
2869
2870 if( b_check_extension && !subtitles_Filter( psz_subtitle ) )
2871 {
2872 return VLC_FALSE;
2873 }
2874
2875 /* if we are provided a subtitle.sub file,
2876 * see if we don't have a subtitle.idx and use it instead */
2877 psz_path = strdup( psz_subtitle );
2878 if( psz_path )
2879 {
2880 psz_extension = strrchr( psz_path, '.');
2881 if( psz_extension && strcmp( psz_extension, ".sub" ) == 0 )
2882 {
2883 FILE *f;
2884
2885 strcpy( psz_extension, ".idx" );
2886 /* FIXME: a portable wrapper for stat() or access() would be more suited */
2887 if( ( f = utf8_fopen( psz_path, "rt" ) ) )
2888 {
2889 fclose( f );
2890 msg_Dbg( p_input, "using %s subtitles file instead of %s",
2891 psz_path, psz_subtitle );
2892 strcpy( psz_subtitle, psz_path );
2893 }
2894 }
2895 free( psz_path );
2896 }
2897
2898 var_Change( p_input, "spu-es", VLC_VAR_CHOICESCOUNT, &count, NULL );
2899
2900 sub = InputSourceNew( p_input );
2901 if( !InputSourceInit( p_input, sub, psz_subtitle, "subtitle" ) )
2902 {
2903 TAB_APPEND( p_input->p->i_slave, p_input->p->slave, sub );
2904
2905 /* Select the ES */
2906 if( !var_Change( p_input, "spu-es", VLC_VAR_GETLIST, &list, NULL ) )
2907 {
2908 if( count.i_int == 0 )
2909 count.i_int++;
2910 /* if it was first one, there is disable too */
2911
2912 if( count.i_int < list.p_list->i_count )
2913 {
2914 input_ControlPush( p_input, INPUT_CONTROL_SET_ES,
2915 &list.p_list->p_values[count.i_int] );
2916 }
2917 var_Change( p_input, "spu-es", VLC_VAR_FREELIST, &list, NULL );
2918 }
2919 }
2920 else free( sub );
2921
2922 return VLC_TRUE;
2923 }
[GSoC_2011] OpenGL Interface for VLC