* src/input/clock.c: changes to the clock resync algo to remove some sensivity to...
[vlc.git] / src / input / input.c
1 /*****************************************************************************
2  * input.c: input thread
3  *****************************************************************************
4  * Copyright (C) 1998-2004 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
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., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
23  *****************************************************************************/
24
25 /*****************************************************************************
26  * Preamble
27  *****************************************************************************/
28 #include <stdlib.h>
29 #include <ctype.h>
30
31 #include <vlc/vlc.h>
32 #include <vlc/input.h>
33 #include <vlc/decoder.h>
34 #include <vlc/vout.h>
35
36 #include "input_internal.h"
37
38 #include "stream_output.h"
39
40 #include "vlc_interface.h"
41 #include "vlc_meta.h"
42
43 /*****************************************************************************
44  * Local prototypes
45  *****************************************************************************/
46 static  int Run  ( input_thread_t *p_input );
47
48 static  int Init ( input_thread_t *p_input );
49 static void Error( input_thread_t *p_input );
50 static void End  ( input_thread_t *p_input );
51
52 static inline int ControlPopNoLock( input_thread_t *, int *, vlc_value_t * );
53 static void       ControlReduce( input_thread_t * );
54 static vlc_bool_t Control( input_thread_t *, int, vlc_value_t );
55
56
57 static int  UpdateFromAccess( input_thread_t * );
58 static int  UpdateFromDemux( input_thread_t * );
59
60 static void UpdateItemLength( input_thread_t *, int64_t i_length );
61
62 static void ParseOption( input_thread_t *p_input, const char *psz_option );
63
64 static void DecodeUrl  ( char * );
65 static void MRLSplit( input_thread_t *, char *, char **, char **, char ** );
66 static void MRLSections( input_thread_t *, char *, int *, int *, int *, int *);
67
68 static input_source_t *InputSourceNew( input_thread_t *);
69 static int  InputSourceInit( input_thread_t *, input_source_t *,
70                              char *, char *psz_forced_demux );
71 static void InputSourceClean( input_thread_t *, input_source_t * );
72
73 static void SlaveDemux( input_thread_t *p_input );
74 static void SlaveSeek( input_thread_t *p_input );
75
76 static vlc_meta_t *InputMetaUser( input_thread_t *p_input );
77
78 /*****************************************************************************
79  * input_CreateThread: creates a new input thread
80  *****************************************************************************
81  * This function creates a new input, and returns a pointer
82  * to its description. On error, it returns NULL.
83  *
84  * Variables for _public_ use:
85  * * Get and Set:
86  *  - state
87  *  - rate,rate-slower, rate-faster
88  *  - position, position-offset
89  *  - time, time-offset
90  *  - title,title-next,title-prev
91  *  - chapter,chapter-next, chapter-prev
92  *  - program, audio-es, video-es, spu-es
93  *  - audio-delay, spu-delay
94  *  - bookmark
95  * * Get only:
96  *  - length
97  *  - bookmarks
98  *  - seekable (if you can seek, it doesn't say if 'bar display' has be shown or not, for that check position != 0.0)
99  * * For intf callback upon changes
100  *  - intf-change
101  * TODO explain when Callback is called
102  * TODO complete this list (?)
103  *****************************************************************************/
104 input_thread_t *__input_CreateThread( vlc_object_t *p_parent,
105                                       input_item_t *p_item )
106
107 {
108     input_thread_t *p_input;                        /* thread descriptor */
109     vlc_value_t val;
110     int i;
111
112     /* Allocate descriptor */
113     p_input = vlc_object_create( p_parent, VLC_OBJECT_INPUT );
114     if( p_input == NULL )
115     {
116         msg_Err( p_parent, "out of memory" );
117         return NULL;
118     }
119
120     /* Init Common fields */
121     p_input->b_eof = VLC_FALSE;
122     p_input->b_can_pace_control = VLC_TRUE;
123     p_input->i_start = 0;
124     p_input->i_time  = 0;
125     p_input->i_stop  = 0;
126     p_input->i_title = 0;
127     p_input->title   = NULL;
128     p_input->i_title_offset = p_input->i_seekpoint_offset = 0;
129     p_input->i_state = INIT_S;
130     p_input->i_rate  = INPUT_RATE_DEFAULT;
131     p_input->i_bookmark = 0;
132     p_input->bookmark = NULL;
133     p_input->p_es_out = NULL;
134     p_input->p_sout  = NULL;
135     p_input->b_out_pace_control = VLC_FALSE;
136     p_input->i_pts_delay = 0;
137
138     /* Init Input fields */
139     p_input->input.p_item = p_item;
140     p_input->input.p_access = NULL;
141     p_input->input.p_stream = NULL;
142     p_input->input.p_demux  = NULL;
143     p_input->input.b_title_demux = VLC_FALSE;
144     p_input->input.i_title  = 0;
145     p_input->input.title    = NULL;
146     p_input->input.i_title_offset = p_input->input.i_seekpoint_offset = 0;
147     p_input->input.b_can_pace_control = VLC_TRUE;
148     p_input->input.b_eof = VLC_FALSE;
149     p_input->input.i_cr_average = 0;
150
151     /* No slave */
152     p_input->i_slave = 0;
153     p_input->slave   = NULL;
154
155     /* Init control buffer */
156     vlc_mutex_init( p_input, &p_input->lock_control );
157     p_input->i_control = 0;
158
159     /* Parse input options */
160     vlc_mutex_lock( &p_item->lock );
161     for( i = 0; i < p_item->i_options; i++ )
162     {
163         msg_Dbg( p_input, "option: %s", p_item->ppsz_options[i] );
164         ParseOption( p_input, p_item->ppsz_options[i] );
165     }
166     vlc_mutex_unlock( &p_item->lock );
167
168     /* Create Object Variables for private use only */
169     input_ConfigVarInit( p_input );
170
171     /* Create Objects variables for public Get and Set */
172     input_ControlVarInit( p_input );
173     p_input->input.i_cr_average = var_GetInteger( p_input, "cr-average" );
174
175     /* TODO */
176     var_Get( p_input, "bookmarks", &val );
177     if( val.psz_string )
178     {
179         /* FIXME: have a common cfg parsing routine used by sout and others */
180         char *psz_parser, *psz_start, *psz_end;
181         psz_parser = val.psz_string;
182         while( (psz_start = strchr( psz_parser, '{' ) ) )
183         {
184             seekpoint_t seekpoint;
185             char backup;
186             psz_start++;
187             psz_end = strchr( psz_start, '}' );
188             if( !psz_end ) break;
189             psz_parser = psz_end + 1;
190             backup = *psz_parser;
191             *psz_parser = 0;
192             *psz_end = ',';
193
194             seekpoint.psz_name = 0;
195             seekpoint.i_byte_offset = 0;
196             seekpoint.i_time_offset = 0;
197             while( (psz_end = strchr( psz_start, ',' ) ) )
198             {
199                 *psz_end = 0;
200                 if( !strncmp( psz_start, "name=", 5 ) )
201                 {
202                     seekpoint.psz_name = psz_start + 5;
203                 }
204                 else if( !strncmp( psz_start, "bytes=", 6 ) )
205                 {
206                     seekpoint.i_byte_offset = atoll(psz_start + 6);
207                 }
208                 else if( !strncmp( psz_start, "time=", 5 ) )
209                 {
210                     seekpoint.i_time_offset = atoll(psz_start + 5) * 1000000;
211                 }
212                 psz_start = psz_end + 1;
213             }
214             msg_Dbg( p_input, "adding bookmark: %s, bytes="I64Fd", time="I64Fd,
215                      seekpoint.psz_name, seekpoint.i_byte_offset,
216                      seekpoint.i_time_offset );
217             input_Control( p_input, INPUT_ADD_BOOKMARK, &seekpoint );
218             *psz_parser = backup;
219         }
220         free( val.psz_string );
221     }
222
223     /* Now we can attach our new input */
224     vlc_object_attach( p_input, p_parent );
225
226     /* Create thread and wait for its readiness. */
227     if( vlc_thread_create( p_input, "input", Run,
228                            VLC_THREAD_PRIORITY_INPUT, VLC_TRUE ) )
229     {
230         msg_Err( p_input, "cannot create input thread" );
231         vlc_object_detach( p_input );
232         vlc_object_destroy( p_input );
233         return NULL;
234     }
235
236     return p_input;
237 }
238
239 /*****************************************************************************
240  * input_StopThread: mark an input thread as zombie
241  *****************************************************************************
242  * This function should not return until the thread is effectively cancelled.
243  *****************************************************************************/
244 void input_StopThread( input_thread_t *p_input )
245 {
246     vlc_list_t *p_list;
247     int i;
248
249     /* Set die for input */
250     p_input->b_die = VLC_TRUE;
251
252     /* We cannot touch p_input fields directly (we can from another thread),
253      * so use the vlc_object_find way, it's perfectly safe */
254
255     /* Set die for all access */
256     p_list = vlc_list_find( p_input, VLC_OBJECT_ACCESS, FIND_CHILD );
257     for( i = 0; i < p_list->i_count; i++ )
258     {
259         p_list->p_values[i].p_object->b_die = VLC_TRUE;
260     }
261     vlc_list_release( p_list );
262
263     /* Set die for all stream */
264     p_list = vlc_list_find( p_input, VLC_OBJECT_STREAM, FIND_CHILD );
265     for( i = 0; i < p_list->i_count; i++ )
266     {
267         p_list->p_values[i].p_object->b_die = VLC_TRUE;
268     }
269     vlc_list_release( p_list );
270
271     /* Set die for all demux */
272     p_list = vlc_list_find( p_input, VLC_OBJECT_DEMUX, FIND_CHILD );
273     for( i = 0; i < p_list->i_count; i++ )
274     {
275         p_list->p_values[i].p_object->b_die = VLC_TRUE;
276     }
277     vlc_list_release( p_list );
278
279     input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL );
280 }
281
282 /*****************************************************************************
283  * input_DestroyThread: mark an input thread as zombie
284  *****************************************************************************
285  * This function should not return until the thread is effectively cancelled.
286  *****************************************************************************/
287 void input_DestroyThread( input_thread_t *p_input )
288 {
289     /* Join the thread */
290     vlc_thread_join( p_input );
291
292     /* Delete input lock (only after thread joined) */
293     vlc_mutex_destroy( &p_input->lock_control );
294
295     /* TODO: maybe input_DestroyThread should also delete p_input instead
296      * of the playlist but I'm not sure if it's possible */
297 }
298
299 /*****************************************************************************
300  * Run: main thread loop
301  *****************************************************************************
302  * Thread in charge of processing the network packets and demultiplexing.
303  *
304  * TODO:
305  *  read subtitle support (XXX take care of spu-delay in the right way).
306  *  multi-input support (XXX may be done with subs)
307  *****************************************************************************/
308 static int Run( input_thread_t *p_input )
309 {
310     int64_t i_intf_update = 0;
311
312     /* Signal that the thread is launched */
313     vlc_thread_ready( p_input );
314
315     if( Init( p_input ) )
316     {
317         /* If we failed, wait before we are killed, and exit */
318         p_input->b_error = VLC_TRUE;
319
320         Error( p_input );
321
322         /* Tell we're dead */
323         p_input->b_dead = VLC_TRUE;
324
325         return 0;
326     }
327
328     /* Main loop */
329     while( !p_input->b_die && !p_input->b_error && !p_input->input.b_eof )
330     {
331         vlc_bool_t b_force_update = VLC_FALSE;
332         int i_ret;
333         int i_type;
334         vlc_value_t val;
335
336         /* Do the read */
337         if( p_input->i_state != PAUSE_S  )
338         {
339             if( p_input->i_stop <= 0 || p_input->i_time < p_input->i_stop )
340                 i_ret=p_input->input.p_demux->pf_demux(p_input->input.p_demux);
341             else
342                 i_ret = 0;  /* EOF */
343
344             if( i_ret > 0 )
345             {
346                 /* TODO */
347                 if( p_input->input.b_title_demux &&
348                     p_input->input.p_demux->info.i_update )
349                 {
350                     i_ret = UpdateFromDemux( p_input );
351                     b_force_update = VLC_TRUE;
352                 }
353                 else if( !p_input->input.b_title_demux &&
354                           p_input->input.p_access &&
355                           p_input->input.p_access->info.i_update )
356                 {
357                     i_ret = UpdateFromAccess( p_input );
358                     b_force_update = VLC_TRUE;
359                 }
360             }
361
362             if( i_ret == 0 )    /* EOF */
363             {
364                 vlc_value_t repeat;
365
366                 var_Get( p_input, "input-repeat", &repeat );
367                 if( repeat.i_int == 0 )
368                 {
369                     /* End of file - we do not set b_die because only the
370                      * playlist is allowed to do so. */
371                     msg_Dbg( p_input, "EOF reached" );
372                     p_input->input.b_eof = VLC_TRUE;
373                 }
374                 else
375                 {
376                     msg_Dbg( p_input, "repeating the same input (%d)",
377                              repeat.i_int );
378                     if( repeat.i_int > 0 )
379                     {
380                         repeat.i_int--;
381                         var_Set( p_input, "input-repeat", repeat );
382                     }
383
384                     /* Seek to start title/seekpoint */
385                     val.i_int = p_input->input.i_title_start -
386                         p_input->input.i_title_offset;
387                     if( val.i_int < 0 || val.i_int >= p_input->input.i_title )
388                         val.i_int = 0;
389                     input_ControlPush( p_input,
390                                        INPUT_CONTROL_SET_TITLE, &val );
391
392                     val.i_int = p_input->input.i_seekpoint_start -
393                         p_input->input.i_seekpoint_offset;
394                     if( val.i_int > 0 /* TODO: check upper boundary */ )
395                         input_ControlPush( p_input,
396                                            INPUT_CONTROL_SET_SEEKPOINT, &val );
397
398                     /* Seek to start position */
399                     if( p_input->i_start > 0 )
400                     {
401                         val.i_time = p_input->i_start;
402                         input_ControlPush( p_input, INPUT_CONTROL_SET_TIME,
403                                            &val );
404                     }
405                     else
406                     {
407                         val.f_float = 0.0;
408                         input_ControlPush( p_input, INPUT_CONTROL_SET_POSITION,
409                                            &val );
410                     }
411                 }
412             }
413             else if( i_ret < 0 )
414             {
415                 p_input->b_error = VLC_TRUE;
416             }
417
418             if( i_ret > 0 && p_input->i_slave > 0 )
419             {
420                 SlaveDemux( p_input );
421             }
422         }
423         else
424         {
425             /* Small wait */
426             msleep( 10*1000 );
427         }
428
429         /* Handle control */
430         vlc_mutex_lock( &p_input->lock_control );
431         ControlReduce( p_input );
432         while( !ControlPopNoLock( p_input, &i_type, &val ) )
433         {
434             msg_Dbg( p_input, "control type=%d", i_type );
435             if( Control( p_input, i_type, val ) )
436                 b_force_update = VLC_TRUE;
437         }
438         vlc_mutex_unlock( &p_input->lock_control );
439
440         if( b_force_update || i_intf_update < mdate() )
441         {
442             vlc_value_t val;
443             double f_pos;
444             int64_t i_time, i_length;
445             /* update input status variables */
446             if( !demux2_Control( p_input->input.p_demux,
447                                  DEMUX_GET_POSITION, &f_pos ) )
448             {
449                 val.f_float = (float)f_pos;
450                 var_Change( p_input, "position", VLC_VAR_SETVALUE, &val, NULL );
451             }
452             if( !demux2_Control( p_input->input.p_demux,
453                                  DEMUX_GET_TIME, &i_time ) )
454             {
455                 p_input->i_time = i_time;
456                 val.i_time = i_time;
457                 var_Change( p_input, "time", VLC_VAR_SETVALUE, &val, NULL );
458             }
459             if( !demux2_Control( p_input->input.p_demux,
460                                  DEMUX_GET_LENGTH, &i_length ) )
461             {
462                 vlc_value_t old_val;
463                 var_Get( p_input, "length", &old_val );
464                 val.i_time = i_length;
465                 var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL );
466
467                 if( old_val.i_time != val.i_time )
468                 {
469                     UpdateItemLength( p_input, i_length );
470                 }
471             }
472
473             var_SetBool( p_input, "intf-change", VLC_TRUE );
474             i_intf_update = mdate() + I64C(150000);
475         }
476     }
477
478     if( !p_input->b_eof && !p_input->b_error && p_input->input.b_eof )
479     {
480         /* We have finish to demux data but not to play them */
481         while( !p_input->b_die )
482         {
483             if( input_EsOutDecodersEmpty( p_input->p_es_out ) )
484                 break;
485
486             msg_Dbg( p_input, "waiting decoder fifos to empty" );
487
488             msleep( INPUT_IDLE_SLEEP );
489         }
490
491         /* We have finished */
492         p_input->b_eof = VLC_TRUE;
493     }
494
495     /* Wait we are asked to die */
496     if( !p_input->b_die )
497     {
498         Error( p_input );
499     }
500
501     /* Clean up */
502     End( p_input );
503
504     return 0;
505 }
506
507 /*****************************************************************************
508  * Init: init the input Thread
509  *****************************************************************************/
510 static int Init( input_thread_t * p_input )
511 {
512     char *psz;
513     char *psz_subtitle;
514     vlc_value_t val;
515     double f_fps;
516     vlc_meta_t *p_meta, *p_meta_user;
517     int i;
518
519     /* Initialize optional stream output. (before access/demuxer) */
520     psz = var_GetString( p_input, "sout" );
521     if( *psz )
522     {
523         p_input->p_sout = sout_NewInstance( p_input, psz );
524         if( p_input->p_sout == NULL )
525         {
526             msg_Err( p_input, "cannot start stream output instance, aborting" );
527             free( psz );
528             return VLC_EGENERIC;
529         }
530     }
531     free( psz );
532
533     /* Create es out */
534     p_input->p_es_out = input_EsOutNew( p_input );
535     es_out_Control( p_input->p_es_out, ES_OUT_SET_ACTIVE, VLC_FALSE );
536     es_out_Control( p_input->p_es_out, ES_OUT_SET_MODE, ES_OUT_MODE_NONE );
537
538     if( InputSourceInit( p_input, &p_input->input,
539                          p_input->input.p_item->psz_uri, NULL ) )
540     {
541         goto error;
542     }
543
544     /* Create global title (from master) */
545     p_input->i_title = p_input->input.i_title;
546     p_input->title   = p_input->input.title;
547     p_input->i_title_offset = p_input->input.i_title_offset;
548     p_input->i_seekpoint_offset = p_input->input.i_seekpoint_offset;
549     if( p_input->i_title > 0 )
550     {
551         /* Setup variables */
552         input_ControlVarNavigation( p_input );
553         input_ControlVarTitle( p_input, 0 );
554     }
555
556     /* Global flag */
557     p_input->b_can_pace_control = p_input->input.b_can_pace_control;
558     p_input->b_can_pause        = p_input->input.b_can_pause;
559
560     /* Fix pts delay */
561     if( p_input->i_pts_delay <= 0 )
562         p_input->i_pts_delay = DEFAULT_PTS_DELAY;
563
564     /* If the desynchronisation requested by the user is < 0, we need to
565      * cache more data. */
566     var_Get( p_input, "audio-desync", &val );
567     if( val.i_int < 0 ) p_input->i_pts_delay -= (val.i_int * 1000);
568
569     /* Update cr_average depending on the caching */
570     p_input->input.i_cr_average *= (10 * p_input->i_pts_delay / 200000);
571     p_input->input.i_cr_average /= 10;
572     if( p_input->input.i_cr_average <= 0 ) p_input->input.i_cr_average = 1;
573
574     /* Load master infos */
575     /* Init length */
576     if( !demux2_Control( p_input->input.p_demux, DEMUX_GET_LENGTH,
577                          &val.i_time ) && val.i_time > 0 )
578     {
579         var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL );
580
581         UpdateItemLength( p_input, val.i_time );
582     }
583
584     /* Start title/chapter */
585     val.i_int = p_input->input.i_title_start -
586         p_input->input.i_title_offset;
587     if( val.i_int > 0 && val.i_int < p_input->input.i_title )
588         input_ControlPush( p_input, INPUT_CONTROL_SET_TITLE, &val );
589     val.i_int = p_input->input.i_seekpoint_start -
590         p_input->input.i_seekpoint_offset;
591     if( val.i_int > 0 /* TODO: check upper boundary */ )
592         input_ControlPush( p_input, INPUT_CONTROL_SET_SEEKPOINT, &val );
593
594     /* Start time*/
595     /* Set start time */
596     p_input->i_start = (int64_t)var_GetInteger( p_input, "start-time" ) *
597                        I64C(1000000);
598     p_input->i_stop  = (int64_t)var_GetInteger( p_input, "stop-time" ) *
599                        I64C(1000000);
600
601     if( p_input->i_start > 0 )
602     {
603         if( p_input->i_start >= val.i_time )
604         {
605             msg_Warn( p_input, "invalid start-time ignored" );
606         }
607         else
608         {
609             vlc_value_t s;
610
611             msg_Dbg( p_input, "start-time: %ds",
612                      (int)( p_input->i_start / I64C(1000000) ) );
613
614             s.i_time = p_input->i_start;
615             input_ControlPush( p_input, INPUT_CONTROL_SET_TIME, &s );
616         }
617     }
618     if( p_input->i_stop > 0 && p_input->i_stop <= p_input->i_start )
619     {
620         msg_Warn( p_input, "invalid stop-time ignored" );
621         p_input->i_stop = 0;
622     }
623
624
625     /* Load subtitles */
626     /* Get fps and set it if not already set */
627     if( !demux2_Control( p_input->input.p_demux, DEMUX_GET_FPS, &f_fps ) &&
628         f_fps > 1.0 )
629     {
630         vlc_value_t fps;
631
632         if( var_Get( p_input, "sub-fps", &fps ) )
633         {
634             var_Create( p_input, "sub-fps", VLC_VAR_FLOAT| VLC_VAR_DOINHERIT );
635             var_SetFloat( p_input, "sub-fps", f_fps );
636         }
637     }
638
639     /* Look for and add subtitle files */
640     psz_subtitle = var_GetString( p_input, "sub-file" );
641     if( *psz_subtitle )
642     {
643         input_source_t *sub;
644         vlc_value_t count;
645         vlc_value_t list;
646
647         msg_Dbg( p_input, "forced subtitle: %s", psz_subtitle );
648
649         var_Change( p_input, "spu-es", VLC_VAR_CHOICESCOUNT, &count, NULL );
650
651         /* */
652         sub = InputSourceNew( p_input );
653         if( !InputSourceInit( p_input, sub, psz_subtitle, "subtitle" ) )
654         {
655             TAB_APPEND( p_input->i_slave, p_input->slave, sub );
656
657             /* Select the ES */
658             if( !var_Change( p_input, "spu-es", VLC_VAR_GETLIST, &list, NULL ) )
659             {
660                 if( count.i_int == 0 )
661                     count.i_int++;  /* if it was first one, there is disable too */
662
663                 if( count.i_int < list.p_list->i_count )
664                 {
665                     input_ControlPush( p_input, INPUT_CONTROL_SET_ES,
666                                        &list.p_list->p_values[count.i_int] );
667                 }
668                 var_Change( p_input, "spu-es", VLC_VAR_FREELIST, &list, NULL );
669             }
670         }
671     }
672
673     var_Get( p_input, "sub-autodetect-file", &val );
674     if( val.b_bool )
675     {
676         char *psz_autopath = var_GetString( p_input, "sub-autodetect-path" );
677         char **subs = subtitles_Detect( p_input, psz_autopath,
678                                         p_input->input.p_item->psz_uri );
679         input_source_t *sub;
680
681         for( i = 0; subs[i] != NULL; i++ )
682         {
683             if( strcmp( psz_subtitle, subs[i] ) )
684             {
685                 sub = InputSourceNew( p_input );
686                 if( !InputSourceInit( p_input, sub, subs[i], "subtitle" ) )
687                 {
688                     TAB_APPEND( p_input->i_slave, p_input->slave, sub );
689                 }
690             }
691             free( subs[i] );
692         }
693         free( subs );
694         free( psz_autopath );
695     }
696     free( psz_subtitle );
697
698     /* Look for slave */
699     psz = var_GetString( p_input, "input-slave" );
700     if( *psz )
701     {
702         char *psz_delim = strchr( psz, '#' );
703
704         for( ;; )
705         {
706             input_source_t *slave;
707
708             if( psz_delim )
709             {
710                 *psz_delim++ = '\0';
711             }
712
713             if( *psz == '\0' )
714             {
715                 if( psz_delim )
716                     continue;
717                 else
718                     break;
719             }
720
721             msg_Dbg( p_input, "adding slave '%s'", psz );
722             slave = InputSourceNew( p_input );
723             if( !InputSourceInit( p_input, slave, psz, NULL ) )
724             {
725                 TAB_APPEND( p_input->i_slave, p_input->slave, slave );
726             }
727             if( !psz_delim )
728                 break;
729         }
730     }
731     free( psz );
732
733     /* Set up es_out */
734     es_out_Control( p_input->p_es_out, ES_OUT_SET_ACTIVE, VLC_TRUE );
735     val.b_bool =  VLC_FALSE;
736     if( p_input->p_sout )
737     {
738         var_Get( p_input, "sout-all", &val );
739     }
740     es_out_Control( p_input->p_es_out, ES_OUT_SET_MODE,
741                     val.b_bool ? ES_OUT_MODE_ALL : ES_OUT_MODE_AUTO );
742
743     /* Inform the demuxer about waited group (needed only for DVB) */
744     if( val.b_bool )
745         demux2_Control( p_input->input.p_demux, DEMUX_SET_GROUP, -1 );
746     else
747         demux2_Control( p_input->input.p_demux, DEMUX_SET_GROUP,
748                        (int) var_GetInteger( p_input, "program" ) );
749
750     if( p_input->p_sout )
751     {
752         if( p_input->p_sout->i_out_pace_nocontrol > 0 )
753         {
754             p_input->b_out_pace_control = VLC_FALSE;
755         }
756         else
757         {
758             p_input->b_out_pace_control = VLC_TRUE;
759         }
760         msg_Dbg( p_input, "starting in %s mode",
761                  p_input->b_out_pace_control ? "asynch" : "synch" );
762     }
763
764     /* Get meta data from users */
765     p_meta_user = InputMetaUser( p_input );
766
767     /* Get meta data from master input */
768     if( demux2_Control( p_input->input.p_demux, DEMUX_GET_META, &p_meta ) )
769         p_meta = NULL;
770
771     /* Merge them */
772     if( p_meta == NULL )
773     {
774         p_meta = p_meta_user;
775     }
776     else if( p_meta_user )
777     {
778         vlc_meta_Merge( p_meta, p_meta_user );
779         vlc_meta_Delete( p_meta_user );
780     }
781
782     /* Get meta data from slave input */
783     for( i = 0; i < p_input->i_slave; i++ )
784     {
785         vlc_meta_t *p_meta_slave;
786
787         if( !demux2_Control( p_input->slave[i]->p_demux, DEMUX_GET_META, &p_meta_slave ) )
788         {
789             if( p_meta == NULL )
790             {
791                 p_meta = p_meta_slave;
792             }
793             else if( p_meta_slave )
794             {
795                 vlc_meta_Merge( p_meta, p_meta_slave );
796                 vlc_meta_Delete( p_meta_slave );
797             }
798         }
799     }
800
801     if( p_meta && p_meta->i_meta > 0 )
802     {
803         msg_Dbg( p_input, "meta information:" );
804         for( i = 0; i < p_meta->i_meta; i++ )
805         {
806             msg_Dbg( p_input, "  - '%s' = '%s'",
807                     _(p_meta->name[i]), p_meta->value[i] );
808
809             if( !strcmp(p_meta->name[i], VLC_META_TITLE) && p_meta->value[i] )
810                 input_Control( p_input, INPUT_SET_NAME, p_meta->value[i] );
811
812             if( !strcmp( p_meta->name[i], VLC_META_AUTHOR ) )
813                 input_Control( p_input, INPUT_ADD_INFO, _("General"),
814                                _("Author"), p_meta->value[i] );
815
816             input_Control( p_input, INPUT_ADD_INFO, _("Meta-information"),
817                           _(p_meta->name[i]), "%s", p_meta->value[i] );
818         }
819
820         for( i = 0; i < p_meta->i_track; i++ )
821         {
822             vlc_meta_t *tk = p_meta->track[i];
823             int j;
824
825             if( tk->i_meta > 0 )
826             {
827                 char *psz_cat = malloc( strlen(_("Stream")) + 10 );
828
829                 msg_Dbg( p_input, "  - track[%d]:", i );
830
831                 sprintf( psz_cat, "%s %d", _("Stream"), i );
832                 for( j = 0; j < tk->i_meta; j++ )
833                 {
834                     msg_Dbg( p_input, "     - '%s' = '%s'", _(tk->name[j]),
835                              tk->value[j] );
836
837                     input_Control( p_input, INPUT_ADD_INFO, psz_cat,
838                                    _(tk->name[j]), "%s", tk->value[j] );
839                 }
840             }
841         }
842
843         if( p_input->p_sout && p_input->p_sout->p_meta == NULL )
844         {
845             p_input->p_sout->p_meta = p_meta;
846         }
847         else
848         {
849             vlc_meta_Delete( p_meta );
850         }
851     }
852     else if( p_meta ) vlc_meta_Delete( p_meta );
853
854     msg_Dbg( p_input, "`%s' sucessfully opened",
855              p_input->input.p_item->psz_uri );
856
857     /* initialization is complete */
858     p_input->i_state = PLAYING_S;
859
860     val.i_int = PLAYING_S;
861     var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
862
863     return VLC_SUCCESS;
864
865 error:
866     if( p_input->p_es_out )
867         input_EsOutDelete( p_input->p_es_out );
868
869     if( p_input->p_sout )
870         sout_DeleteInstance( p_input->p_sout );
871
872     /* Mark them deleted */
873     p_input->input.p_demux = NULL;
874     p_input->input.p_stream = NULL;
875     p_input->input.p_access = NULL;
876     p_input->p_es_out = NULL;
877     p_input->p_sout = NULL;
878
879     return VLC_EGENERIC;
880 }
881
882 /*****************************************************************************
883  * Error: RunThread() error loop
884  *****************************************************************************
885  * This function is called when an error occurred during thread main's loop.
886  *****************************************************************************/
887 static void Error( input_thread_t *p_input )
888 {
889     while( !p_input->b_die )
890     {
891         /* Sleep a while */
892         msleep( INPUT_IDLE_SLEEP );
893     }
894 }
895
896 /*****************************************************************************
897  * End: end the input thread
898  *****************************************************************************/
899 static void End( input_thread_t * p_input )
900 {
901     vlc_value_t val;
902     int i;
903
904     msg_Dbg( p_input, "closing input" );
905
906     /* We are at the end */
907     p_input->i_state = END_S;
908
909     val.i_int = END_S;
910     var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
911
912     /* Clean control variables */
913     input_ControlVarClean( p_input );
914
915     /* Clean up master */
916     InputSourceClean( p_input, &p_input->input );
917
918     /* Delete slave */
919     for( i = 0; i < p_input->i_slave; i++ )
920     {
921         InputSourceClean( p_input, p_input->slave[i] );
922         free( p_input->slave[i] );
923     }
924     if( p_input->slave ) free( p_input->slave );
925
926     /* Unload all modules */
927     if( p_input->p_es_out )
928         input_EsOutDelete( p_input->p_es_out );
929
930     /* Close optional stream output instance */
931     if( p_input->p_sout )
932     {
933         vlc_object_t *p_pl =
934             vlc_object_find( p_input, VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
935         vlc_value_t keep;
936
937         if( var_Get( p_input, "sout-keep", &keep ) >= 0 && keep.b_bool && p_pl )
938         {
939             /* attach sout to the playlist */
940             msg_Warn( p_input, "keeping sout" );
941             vlc_object_detach( p_input->p_sout );
942             vlc_object_attach( p_input->p_sout, p_pl );
943         }
944         else
945         {
946             msg_Warn( p_input, "destroying sout" );
947             sout_DeleteInstance( p_input->p_sout );
948         }
949         if( p_pl )
950             vlc_object_release( p_pl );
951     }
952
953     /* Tell we're dead */
954     p_input->b_dead = VLC_TRUE;
955 }
956
957 /*****************************************************************************
958  * Control
959  *****************************************************************************/
960 static inline int ControlPopNoLock( input_thread_t *p_input,
961                                     int *pi_type, vlc_value_t *p_val )
962 {
963     if( p_input->i_control <= 0 )
964     {
965         return VLC_EGENERIC;
966     }
967
968     *pi_type = p_input->control[0].i_type;
969     *p_val   = p_input->control[0].val;
970
971     p_input->i_control--;
972     if( p_input->i_control > 0 )
973     {
974         int i;
975
976         for( i = 0; i < p_input->i_control; i++ )
977         {
978             p_input->control[i].i_type = p_input->control[i+1].i_type;
979             p_input->control[i].val    = p_input->control[i+1].val;
980         }
981     }
982
983     return VLC_SUCCESS;
984 }
985
986 static void ControlReduce( input_thread_t *p_input )
987 {
988     int i;
989     for( i = 1; i < p_input->i_control; i++ )
990     {
991         const int i_lt = p_input->control[i-1].i_type;
992         const int i_ct = p_input->control[i].i_type;
993
994         /* XXX We can't merge INPUT_CONTROL_SET_ES */
995         msg_Dbg( p_input, "[%d/%d] l=%d c=%d", i, p_input->i_control,
996                  i_lt, i_ct );
997         if( i_lt == i_ct &&
998             ( i_ct == INPUT_CONTROL_SET_STATE ||
999               i_ct == INPUT_CONTROL_SET_RATE ||
1000               i_ct == INPUT_CONTROL_SET_POSITION ||
1001               i_ct == INPUT_CONTROL_SET_TIME ||
1002               i_ct == INPUT_CONTROL_SET_PROGRAM ||
1003               i_ct == INPUT_CONTROL_SET_TITLE ||
1004               i_ct == INPUT_CONTROL_SET_SEEKPOINT ||
1005               i_ct == INPUT_CONTROL_SET_BOOKMARK ) )
1006         {
1007             int j;
1008             msg_Dbg( p_input, "merged at %d", i );
1009             /* Remove the i-1 */
1010             for( j = i; j <  p_input->i_control; j++ )
1011                 p_input->control[j-1] = p_input->control[j];
1012             p_input->i_control--;
1013         }
1014         else
1015         {
1016             /* TODO but that's not that important
1017                 - merge SET_X with SET_X_CMD
1018                 - remove SET_SEEKPOINT/SET_POSITION/SET_TIME before a SET_TITLE
1019                 - remove SET_SEEKPOINT/SET_POSITION/SET_TIME before another among them
1020                 - ?
1021                 */
1022         }
1023     }
1024 }
1025
1026 static vlc_bool_t Control( input_thread_t *p_input, int i_type,
1027                            vlc_value_t val )
1028 {
1029     vlc_bool_t b_force_update = VLC_FALSE;
1030
1031     switch( i_type )
1032     {
1033         case INPUT_CONTROL_SET_DIE:
1034             msg_Dbg( p_input, "control: INPUT_CONTROL_SET_DIE proceed" );
1035             /* Mark all submodules to die */
1036             if( p_input->input.p_access )
1037                 p_input->input.p_access->b_die = VLC_TRUE;
1038             if( p_input->input.p_stream )
1039                 p_input->input.p_stream->b_die = VLC_TRUE;
1040             p_input->input.p_demux->b_die = VLC_TRUE;
1041
1042             p_input->b_die = VLC_TRUE;
1043             break;
1044
1045         case INPUT_CONTROL_SET_POSITION:
1046         case INPUT_CONTROL_SET_POSITION_OFFSET:
1047         {
1048             double f_pos;
1049             if( i_type == INPUT_CONTROL_SET_POSITION )
1050             {
1051                 f_pos = val.f_float;
1052             }
1053             else
1054             {
1055                 /* Should not fail */
1056                 demux2_Control( p_input->input.p_demux,
1057                                 DEMUX_GET_POSITION, &f_pos );
1058                 f_pos += val.f_float;
1059             }
1060             if( f_pos < 0.0 ) f_pos = 0.0;
1061             if( f_pos > 1.0 ) f_pos = 1.0;
1062             if( demux2_Control( p_input->input.p_demux, DEMUX_SET_POSITION,
1063                                 f_pos ) )
1064             {
1065                 msg_Err( p_input, "INPUT_CONTROL_SET_POSITION(_OFFSET) "
1066                          "%2.1f%% failed", f_pos * 100 );
1067             }
1068             else
1069             {
1070                 if( p_input->i_slave > 0 )
1071                     SlaveSeek( p_input );
1072
1073                 input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE );
1074                 es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1075                 b_force_update = VLC_TRUE;
1076             }
1077             break;
1078         }
1079
1080         case INPUT_CONTROL_SET_TIME:
1081         case INPUT_CONTROL_SET_TIME_OFFSET:
1082         {
1083             int64_t i_time;
1084             int i_ret;
1085
1086             if( i_type == INPUT_CONTROL_SET_TIME )
1087             {
1088                 i_time = val.i_time;
1089             }
1090             else
1091             {
1092                 /* Should not fail */
1093                 demux2_Control( p_input->input.p_demux,
1094                                 DEMUX_GET_TIME, &i_time );
1095                 i_time += val.i_time;
1096             }
1097             if( i_time < 0 ) i_time = 0;
1098             i_ret = demux2_Control( p_input->input.p_demux,
1099                                     DEMUX_SET_TIME, i_time );
1100             if( i_ret )
1101             {
1102                 int64_t i_length;
1103                 /* Emulate it with a SET_POS */
1104
1105                 demux2_Control( p_input->input.p_demux,
1106                                 DEMUX_GET_LENGTH, &i_length );
1107                 if( i_length > 0 )
1108                 {
1109                     double f_pos = (double)i_time / (double)i_length;
1110                     i_ret = demux2_Control( p_input->input.p_demux,
1111                                             DEMUX_SET_POSITION, f_pos );
1112                 }
1113             }
1114             if( i_ret )
1115             {
1116                 msg_Err( p_input, "INPUT_CONTROL_SET_TIME(_OFFSET) "I64Fd
1117                          " failed", i_time );
1118             }
1119             else
1120             {
1121                 if( p_input->i_slave > 0 )
1122                     SlaveSeek( p_input );
1123
1124                 input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE );
1125
1126                 es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1127                 b_force_update = VLC_TRUE;
1128             }
1129             break;
1130         }
1131
1132         case INPUT_CONTROL_SET_STATE:
1133             if( ( val.i_int == PLAYING_S && p_input->i_state == PAUSE_S ) ||
1134                 ( val.i_int == PAUSE_S && p_input->i_state == PAUSE_S ) )
1135             {
1136                 int i_ret;
1137                 if( p_input->input.p_access )
1138                     i_ret = access2_Control( p_input->input.p_access,
1139                                              ACCESS_SET_PAUSE_STATE, VLC_FALSE );
1140                 else
1141                     i_ret = demux2_Control( p_input->input.p_demux,
1142                                             DEMUX_SET_PAUSE_STATE, VLC_FALSE );
1143
1144                 if( i_ret )
1145                 {
1146                     /* FIXME What to do ? */
1147                     msg_Warn( p_input, "cannot unset pause -> EOF" );
1148                     input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL );
1149                 }
1150
1151                 b_force_update = VLC_TRUE;
1152
1153                 /* Switch to play */
1154                 p_input->i_state = PLAYING_S;
1155                 val.i_int = PLAYING_S;
1156                 var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
1157
1158                 /* Reset clock */
1159                 es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1160             }
1161             else if( val.i_int == PAUSE_S && p_input->i_state == PLAYING_S &&
1162                      p_input->b_can_pause )
1163             {
1164                 int i_ret;
1165                 if( p_input->input.p_access )
1166                     i_ret = access2_Control( p_input->input.p_access,
1167                                              ACCESS_SET_PAUSE_STATE, VLC_TRUE );
1168                 else
1169                     i_ret = demux2_Control( p_input->input.p_demux,
1170                                             DEMUX_SET_PAUSE_STATE, VLC_TRUE );
1171
1172                 b_force_update = VLC_TRUE;
1173
1174                 if( i_ret )
1175                 {
1176                     msg_Warn( p_input, "cannot set pause state" );
1177                     val.i_int = p_input->i_state;
1178                 }
1179                 else
1180                 {
1181                     val.i_int = PAUSE_S;
1182                 }
1183
1184                 /* Switch to new state */
1185                 p_input->i_state = val.i_int;
1186                 var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
1187             }
1188             else if( val.i_int == PAUSE_S && !p_input->b_can_pause )
1189             {
1190                 b_force_update = VLC_TRUE;
1191
1192                 /* Correct "state" value */
1193                 val.i_int = p_input->i_state;
1194                 var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
1195             }
1196             else if( val.i_int != PLAYING_S && val.i_int != PAUSE_S )
1197             {
1198                 msg_Err( p_input, "invalid state in INPUT_CONTROL_SET_STATE" );
1199             }
1200             break;
1201
1202         case INPUT_CONTROL_SET_RATE:
1203         case INPUT_CONTROL_SET_RATE_SLOWER:
1204         case INPUT_CONTROL_SET_RATE_FASTER:
1205         {
1206             int i_rate;
1207
1208             if( i_type == INPUT_CONTROL_SET_RATE_SLOWER )
1209                 i_rate = p_input->i_rate * 2;
1210             else if( i_type == INPUT_CONTROL_SET_RATE_FASTER )
1211                 i_rate = p_input->i_rate / 2;
1212             else
1213                 i_rate = val.i_int;
1214
1215             if( i_rate < INPUT_RATE_MIN )
1216             {
1217                 msg_Dbg( p_input, "cannot set rate faster" );
1218                 i_rate = INPUT_RATE_MIN;
1219             }
1220             else if( i_rate > INPUT_RATE_MAX )
1221             {
1222                 msg_Dbg( p_input, "cannot set rate slower" );
1223                 i_rate = INPUT_RATE_MAX;
1224             }
1225             if( i_rate != INPUT_RATE_DEFAULT &&
1226                 ( !p_input->b_can_pace_control ||
1227                   ( p_input->p_sout && !p_input->b_out_pace_control ) ) )
1228             {
1229                 msg_Dbg( p_input, "cannot change rate" );
1230                 i_rate = INPUT_RATE_DEFAULT;
1231             }
1232             if( i_rate != p_input->i_rate )
1233             {
1234                 p_input->i_rate  = i_rate;
1235                 val.i_int = i_rate;
1236                 var_Change( p_input, "rate", VLC_VAR_SETVALUE, &val, NULL );
1237
1238                 /* We haven't send data to decoder when rate != default */
1239                 if( i_rate == INPUT_RATE_DEFAULT )
1240                     input_EsOutDiscontinuity( p_input->p_es_out, VLC_TRUE );
1241
1242                 /* Reset clock */
1243                 es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1244
1245                 b_force_update = VLC_TRUE;
1246             }
1247             break;
1248         }
1249
1250         case INPUT_CONTROL_SET_PROGRAM:
1251             /* No need to force update, es_out does it if needed */
1252             es_out_Control( p_input->p_es_out,
1253                             ES_OUT_SET_GROUP, val.i_int );
1254
1255             demux2_Control( p_input->input.p_demux, DEMUX_SET_GROUP, val.i_int );
1256             break;
1257
1258         case INPUT_CONTROL_SET_ES:
1259             /* No need to force update, es_out does it if needed */
1260             es_out_Control( p_input->p_es_out, ES_OUT_SET_ES,
1261                             input_EsOutGetFromID( p_input->p_es_out,
1262                                                   val.i_int ) );
1263             break;
1264
1265         case INPUT_CONTROL_SET_AUDIO_DELAY:
1266             input_EsOutSetDelay( p_input->p_es_out,
1267                                  AUDIO_ES, val.i_time );
1268             var_Change( p_input, "audio-delay", VLC_VAR_SETVALUE, &val, NULL );
1269             break;
1270
1271         case INPUT_CONTROL_SET_SPU_DELAY:
1272             input_EsOutSetDelay( p_input->p_es_out,
1273                                  SPU_ES, val.i_time );
1274             var_Change( p_input, "spu-delay", VLC_VAR_SETVALUE, &val, NULL );
1275             break;
1276
1277         case INPUT_CONTROL_SET_TITLE:
1278         case INPUT_CONTROL_SET_TITLE_NEXT:
1279         case INPUT_CONTROL_SET_TITLE_PREV:
1280             if( p_input->input.b_title_demux &&
1281                 p_input->input.i_title > 0 )
1282             {
1283                 /* TODO */
1284                 /* FIXME handle demux title */
1285                 demux_t *p_demux = p_input->input.p_demux;
1286                 int i_title;
1287
1288                 if( i_type == INPUT_CONTROL_SET_TITLE_PREV )
1289                     i_title = p_demux->info.i_title - 1;
1290                 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
1291                     i_title = p_demux->info.i_title + 1;
1292                 else
1293                     i_title = val.i_int;
1294
1295                 if( i_title >= 0 && i_title < p_input->input.i_title )
1296                 {
1297                     demux2_Control( p_demux, DEMUX_SET_TITLE, i_title );
1298
1299                     input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE );
1300                     es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1301
1302                     input_ControlVarTitle( p_input, i_title );
1303                 }
1304             }
1305             else if( p_input->input.i_title > 0 )
1306             {
1307                 access_t *p_access = p_input->input.p_access;
1308                 int i_title;
1309
1310                 if( i_type == INPUT_CONTROL_SET_TITLE_PREV )
1311                     i_title = p_access->info.i_title - 1;
1312                 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
1313                     i_title = p_access->info.i_title + 1;
1314                 else
1315                     i_title = val.i_int;
1316
1317                 if( i_title >= 0 && i_title < p_input->input.i_title )
1318                 {
1319                     access2_Control( p_access, ACCESS_SET_TITLE, i_title );
1320                     stream_AccessReset( p_input->input.p_stream );
1321
1322                     input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE );
1323                     es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1324                 }
1325             }
1326             break;
1327         case INPUT_CONTROL_SET_SEEKPOINT:
1328         case INPUT_CONTROL_SET_SEEKPOINT_NEXT:
1329         case INPUT_CONTROL_SET_SEEKPOINT_PREV:
1330             if( p_input->input.b_title_demux &&
1331                 p_input->input.i_title > 0 )
1332             {
1333                 demux_t *p_demux = p_input->input.p_demux;
1334                 int i_seekpoint;
1335
1336                 if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV )
1337                     i_seekpoint = p_demux->info.i_seekpoint - 1;
1338                 else if( i_type == INPUT_CONTROL_SET_SEEKPOINT_NEXT )
1339                     i_seekpoint = p_demux->info.i_seekpoint + 1;
1340                 else
1341                     i_seekpoint = val.i_int;
1342
1343                 if( i_seekpoint >= 0 && i_seekpoint <
1344                     p_input->input.title[p_demux->info.i_title]->i_seekpoint )
1345                 {
1346                     demux2_Control( p_demux, DEMUX_SET_SEEKPOINT, i_seekpoint );
1347
1348                     input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE );
1349                     es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1350                 }
1351             }
1352             else if( p_input->input.i_title > 0 )
1353             {
1354                 access_t *p_access = p_input->input.p_access;
1355                 int i_seekpoint;
1356
1357                 if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV )
1358                     i_seekpoint = p_access->info.i_seekpoint - 1;
1359                 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
1360                     i_seekpoint = p_access->info.i_seekpoint + 1;
1361                 else
1362                     i_seekpoint = val.i_int;
1363
1364                 if( i_seekpoint >= 0 && i_seekpoint <
1365                     p_input->input.title[p_access->info.i_title]->i_seekpoint )
1366                 {
1367                     access2_Control( p_access, ACCESS_SET_SEEKPOINT, i_seekpoint );
1368                     stream_AccessReset( p_input->input.p_stream );
1369
1370                     input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE );
1371                     es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1372                 }
1373             }
1374             break;
1375
1376         case INPUT_CONTROL_SET_BOOKMARK:
1377         default:
1378             msg_Err( p_input, "not yet implemented" );
1379             break;
1380     }
1381
1382     return b_force_update;
1383 }
1384
1385 /*****************************************************************************
1386  * UpdateFromDemux:
1387  *****************************************************************************/
1388 static int UpdateFromDemux( input_thread_t *p_input )
1389 {
1390     demux_t *p_demux = p_input->input.p_demux;
1391     vlc_value_t v;
1392
1393     if( p_demux->info.i_update & INPUT_UPDATE_TITLE )
1394     {
1395         v.i_int = p_demux->info.i_title;
1396         var_Change( p_input, "title", VLC_VAR_SETVALUE, &v, NULL );
1397
1398         input_ControlVarTitle( p_input, p_demux->info.i_title );
1399
1400         p_demux->info.i_update &= ~INPUT_UPDATE_TITLE;
1401     }
1402     if( p_demux->info.i_update & INPUT_UPDATE_SEEKPOINT )
1403     {
1404         v.i_int = p_demux->info.i_seekpoint;
1405         var_Change( p_input, "chapter", VLC_VAR_SETVALUE, &v, NULL);
1406
1407         p_demux->info.i_update &= ~INPUT_UPDATE_SEEKPOINT;
1408     }
1409     p_demux->info.i_update &= ~INPUT_UPDATE_SIZE;
1410
1411     /* Hmmm only works with master input */
1412     if( p_input->input.p_demux == p_demux )
1413     {
1414         int i_title_end = p_input->input.i_title_end -
1415             p_input->input.i_title_offset;
1416         int i_seekpoint_end = p_input->input.i_seekpoint_end -
1417             p_input->input.i_seekpoint_offset;
1418
1419         if( i_title_end >= 0 && i_seekpoint_end >= 0 )
1420         {
1421             if( p_demux->info.i_title > i_title_end ||
1422                 ( p_demux->info.i_title == i_title_end &&
1423                   p_demux->info.i_seekpoint > i_seekpoint_end ) ) return 0;
1424         }
1425         else if( i_seekpoint_end >=0 )
1426         {
1427             if( p_demux->info.i_seekpoint > i_seekpoint_end ) return 0;
1428         }
1429         else if( i_title_end >= 0 )
1430         {
1431             if( p_demux->info.i_title > i_title_end ) return 0;
1432         }
1433     }
1434
1435     return 1;
1436 }
1437
1438 /*****************************************************************************
1439  * UpdateFromAccess:
1440  *****************************************************************************/
1441 static int UpdateFromAccess( input_thread_t *p_input )
1442 {
1443     access_t *p_access = p_input->input.p_access;
1444     vlc_value_t v;
1445
1446     if( p_access->info.i_update & INPUT_UPDATE_TITLE )
1447     {
1448         v.i_int = p_access->info.i_title;
1449         var_Change( p_input, "title", VLC_VAR_SETVALUE, &v, NULL );
1450
1451         input_ControlVarTitle( p_input, p_access->info.i_title );
1452
1453         stream_AccessUpdate( p_input->input.p_stream );
1454
1455         p_access->info.i_update &= ~INPUT_UPDATE_TITLE;
1456     }
1457     if( p_access->info.i_update & INPUT_UPDATE_SEEKPOINT )
1458     {
1459         v.i_int = p_access->info.i_seekpoint;
1460         var_Change( p_input, "chapter", VLC_VAR_SETVALUE, &v, NULL);
1461
1462         p_access->info.i_update &= ~INPUT_UPDATE_SEEKPOINT;
1463     }
1464     p_access->info.i_update &= ~INPUT_UPDATE_SIZE;
1465
1466     /* Hmmm only works with master input */
1467     if( p_input->input.p_access == p_access )
1468     {
1469         int i_title_end = p_input->input.i_title_end -
1470             p_input->input.i_title_offset;
1471         int i_seekpoint_end = p_input->input.i_seekpoint_end -
1472             p_input->input.i_seekpoint_offset;
1473
1474         if( i_title_end >= 0 && i_seekpoint_end >=0 )
1475         {
1476             if( p_access->info.i_title > i_title_end ||
1477                 ( p_access->info.i_title == i_title_end &&
1478                   p_access->info.i_seekpoint > i_seekpoint_end ) ) return 0;
1479         }
1480         else if( i_seekpoint_end >=0 )
1481         {
1482             if( p_access->info.i_seekpoint > i_seekpoint_end ) return 0;
1483         }
1484         else if( i_title_end >= 0 )
1485         {
1486             if( p_access->info.i_title > i_title_end ) return 0;
1487         }
1488     }
1489
1490     return 1;
1491 }
1492
1493 /*****************************************************************************
1494  * UpdateItemLength:
1495  *****************************************************************************/
1496 static void UpdateItemLength( input_thread_t *p_input, int64_t i_length )
1497 {
1498     char psz_buffer[MSTRTIME_MAX_SIZE];
1499
1500     vlc_mutex_lock( &p_input->input.p_item->lock );
1501     p_input->input.p_item->i_duration = i_length;
1502     vlc_mutex_unlock( &p_input->input.p_item->lock );
1503
1504     input_Control( p_input, INPUT_ADD_INFO, _("General"), _("Duration"),
1505                    msecstotimestr( psz_buffer, i_length / 1000 ) );
1506 }
1507
1508 /*****************************************************************************
1509  * InputSourceNew:
1510  *****************************************************************************/
1511 static input_source_t *InputSourceNew( input_thread_t *p_input )
1512 {
1513     input_source_t *in = malloc( sizeof( input_source_t ) );
1514
1515     in->p_item   = NULL;
1516     in->p_access = NULL;
1517     in->p_stream = NULL;
1518     in->p_demux  = NULL;
1519     in->b_title_demux = VLC_FALSE;
1520     in->i_title  = 0;
1521     in->title    = NULL;
1522     in->b_can_pace_control = VLC_TRUE;
1523     in->b_eof = VLC_FALSE;
1524     in->i_cr_average = 0;
1525
1526     return in;
1527 }
1528
1529 /*****************************************************************************
1530  * InputSourceInit:
1531  *****************************************************************************/
1532 static int InputSourceInit( input_thread_t *p_input,
1533                             input_source_t *in, char *psz_mrl,
1534                             char *psz_forced_demux )
1535 {
1536     char *psz_dup = strdup( psz_mrl );
1537     char *psz_access;
1538     char *psz_demux;
1539     char *psz_path;
1540     vlc_value_t val;
1541
1542     /* Split uri */
1543     MRLSplit( p_input, psz_dup, &psz_access, &psz_demux, &psz_path );
1544
1545     msg_Dbg( p_input, "`%s' gives access `%s' demux `%s' path `%s'",
1546              psz_mrl, psz_access, psz_demux, psz_path );
1547
1548     /* Hack to allow udp://@:port syntax */
1549     if( !psz_access ||
1550         (strncmp( psz_access, "udp", 3 ) && strncmp( psz_access, "rtp", 3 )) )
1551
1552     /* Find optional titles and seekpoints */
1553     MRLSections( p_input, psz_path, &in->i_title_start, &in->i_title_end,
1554                  &in->i_seekpoint_start, &in->i_seekpoint_end );
1555
1556     if( psz_forced_demux && *psz_forced_demux )
1557         psz_demux = psz_forced_demux;
1558
1559     /* Try access_demux if no demux given */
1560     if( *psz_demux == '\0' )
1561     {
1562         in->p_demux = demux2_New( p_input, psz_access, psz_demux, psz_path,
1563                                   NULL, p_input->p_es_out );
1564     }
1565
1566     if( in->p_demux )
1567     {
1568         int64_t i_pts_delay;
1569
1570         /* Get infos from access_demux */
1571         demux2_Control( in->p_demux,
1572                         DEMUX_GET_PTS_DELAY, &i_pts_delay );
1573         p_input->i_pts_delay = __MAX( p_input->i_pts_delay, i_pts_delay );
1574
1575         in->b_title_demux = VLC_TRUE;
1576         if( demux2_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
1577                             &in->title, &in->i_title,
1578                             &in->i_title_offset, &in->i_seekpoint_offset ) )
1579         {
1580             in->i_title = 0;
1581             in->title   = NULL;
1582         }
1583         demux2_Control( in->p_demux, DEMUX_CAN_CONTROL_PACE,
1584                         &in->b_can_pace_control );
1585         demux2_Control( in->p_demux, DEMUX_CAN_PAUSE,
1586                         &in->b_can_pause );
1587
1588         /* FIXME todo
1589         demux2_Control( in->p_demux, DEMUX_CAN_SEEK,
1590                         &val.b_bool );
1591         */
1592     }
1593     else
1594     {
1595         int64_t i_pts_delay;
1596
1597         /* Now try a real access */
1598         in->p_access = access2_New( p_input, psz_access, psz_demux, psz_path );
1599
1600         /* Access failed, URL encoded ? */
1601         if( in->p_access == NULL && strchr( psz_path, '%' ) )
1602         {
1603             DecodeUrl( psz_path );
1604
1605             msg_Dbg( p_input, "retying with access `%s' demux `%s' path `%s'",
1606                      psz_access, psz_demux, psz_path );
1607
1608             in->p_access = access2_New( p_input,
1609                                         psz_access, psz_demux, psz_path );
1610         }
1611 #ifndef WIN32      /* Remove this gross hack from the win32 build as colons
1612                         * are forbidden in filenames on Win32. */
1613
1614         /* Maybe we got something like: /Volumes/toto:titi/gabu.mpg */
1615         if( in->p_access == NULL &&
1616             *psz_access == '\0' && ( *psz_demux || *psz_path ) )
1617         {
1618             free( psz_dup );
1619             psz_dup = strdup( psz_mrl );
1620             psz_access = "";
1621             psz_demux = "";
1622             psz_path = psz_dup;
1623
1624             in->p_access = access2_New( p_input,
1625                                         psz_access, psz_demux, psz_path );
1626         }
1627 #endif
1628
1629         if( in->p_access == NULL )
1630         {
1631             msg_Err( p_input, "no suitable access module for `%s'", psz_mrl );
1632             goto error;
1633         }
1634
1635         /* Get infos from access */
1636         access2_Control( in->p_access,
1637                          ACCESS_GET_PTS_DELAY, &i_pts_delay );
1638         p_input->i_pts_delay = __MAX( p_input->i_pts_delay, i_pts_delay );
1639
1640         in->b_title_demux = VLC_FALSE;
1641         if( access2_Control( in->p_access, ACCESS_GET_TITLE_INFO,
1642                              &in->title, &in->i_title,
1643                              &in->i_title_offset, &in->i_seekpoint_offset ) )
1644
1645         {
1646             in->i_title = 0;
1647             in->title   = NULL;
1648         }
1649         access2_Control( in->p_access, ACCESS_CAN_CONTROL_PACE,
1650                          &in->b_can_pace_control );
1651         access2_Control( in->p_access, ACCESS_CAN_PAUSE,
1652                          &in->b_can_pause );
1653         access2_Control( in->p_access, ACCESS_CAN_SEEK,
1654                          &val.b_bool );
1655         var_Set( p_input, "seekable", val );
1656
1657         /* Create the stream_t */
1658         in->p_stream = stream_AccessNew( in->p_access );
1659         if( in->p_stream == NULL )
1660         {
1661             msg_Warn( p_input, "cannot create a stream_t from access" );
1662             goto error;
1663         }
1664
1665         /* Open a demuxer */
1666         if( *psz_demux == '\0' && *in->p_access->psz_demux )
1667         {
1668             psz_demux = in->p_access->psz_demux;
1669         }
1670         in->p_demux = demux2_New( p_input, psz_access, psz_demux, psz_path,
1671                                   in->p_stream, p_input->p_es_out );
1672         if( in->p_demux == NULL )
1673         {
1674             msg_Err( p_input, "no suitable demux module for `%s/%s://%s'",
1675                      psz_access, psz_demux, psz_path );
1676             goto error;
1677         }
1678
1679         /* TODO get title from demux */
1680         if( in->i_title <= 0 )
1681         {
1682             if( demux2_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
1683                                 &in->title, &in->i_title,
1684                                 &in->i_title_offset, &in->i_seekpoint_offset ))
1685             {
1686                 in->i_title = 0;
1687                 in->title   = NULL;
1688             }
1689             else
1690             {
1691                 in->b_title_demux = VLC_TRUE;
1692             }
1693         }
1694     }
1695     free( psz_dup );
1696     return VLC_SUCCESS;
1697
1698 error:
1699     if( in->p_demux )
1700         demux2_Delete( in->p_demux );
1701
1702     if( in->p_stream )
1703         stream_AccessDelete( in->p_stream );
1704
1705     if( in->p_access )
1706         access2_Delete( in->p_access );
1707     free( psz_dup );
1708
1709     return VLC_EGENERIC;
1710 }
1711
1712 /*****************************************************************************
1713  * InputSourceClean:
1714  *****************************************************************************/
1715 static void InputSourceClean( input_thread_t *p_input, input_source_t *in )
1716 {
1717     if( in->p_demux )
1718         demux2_Delete( in->p_demux );
1719
1720     if( in->p_stream )
1721         stream_AccessDelete( in->p_stream );
1722
1723     if( in->p_access )
1724         access2_Delete( in->p_access );
1725
1726     if( in->i_title > 0 )
1727     {
1728         int i;
1729         for( i = 0; i < in->i_title; i++ )
1730         {
1731             vlc_input_title_Delete( in->title[i] );
1732         }
1733         free( in->title );
1734     }
1735 }
1736
1737 static void SlaveDemux( input_thread_t *p_input )
1738 {
1739     int64_t i_time;
1740     int i;
1741     if( demux2_Control( p_input->input.p_demux, DEMUX_GET_TIME, &i_time ) )
1742     {
1743         msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
1744         return;
1745     }
1746
1747     for( i = 0; i < p_input->i_slave; i++ )
1748     {
1749         input_source_t *in = p_input->slave[i];
1750         int i_ret = 1;
1751
1752         if( in->b_eof )
1753             continue;
1754
1755         if( demux2_Control( in->p_demux, DEMUX_SET_NEXT_DEMUX_TIME, i_time ) )
1756         {
1757             for( ;; )
1758             {
1759                 int64_t i_stime;
1760                 if( demux2_Control( in->p_demux, DEMUX_GET_TIME, &i_stime ) )
1761                 {
1762                     msg_Err( p_input, "slave[%d] doesn't like "
1763                              "DEMUX_GET_TIME -> EOF", i );
1764                     i_ret = 0;
1765                     break;
1766                 }
1767
1768                 if( i_stime >= i_time )
1769                     break;
1770
1771                 if( ( i_ret = in->p_demux->pf_demux( in->p_demux ) ) <= 0 )
1772                     break;
1773             }
1774         }
1775         else
1776         {
1777             i_ret = in->p_demux->pf_demux( in->p_demux );
1778         }
1779
1780         if( i_ret <= 0 )
1781         {
1782             msg_Dbg( p_input, "slave %d EOF", i );
1783             in->b_eof = VLC_TRUE;
1784         }
1785     }
1786 }
1787
1788 static void SlaveSeek( input_thread_t *p_input )
1789 {
1790     int64_t i_time;
1791     int i;
1792
1793     if( demux2_Control( p_input->input.p_demux, DEMUX_GET_TIME, &i_time ) )
1794     {
1795         msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
1796         return;
1797     }
1798
1799     for( i = 0; i < p_input->i_slave; i++ )
1800     {
1801         input_source_t *in = p_input->slave[i];
1802
1803         if( demux2_Control( in->p_demux, DEMUX_SET_TIME, i_time ) )
1804         {
1805             msg_Err( p_input, "seek failed for slave %d -> EOF", i );
1806             in->b_eof = VLC_TRUE;
1807         }
1808     }
1809 }
1810 /*****************************************************************************
1811  * InputMetaUser:
1812  *****************************************************************************/
1813 static vlc_meta_t *InputMetaUser( input_thread_t *p_input )
1814 {
1815     vlc_meta_t *p_meta;
1816     vlc_value_t val;
1817
1818     if( ( p_meta = vlc_meta_New() ) == NULL )
1819         return NULL;
1820
1821     /* Get meta information from user */
1822 #define GET_META( c, s ) \
1823     var_Get( p_input, (s), &val );  \
1824     if( *val.psz_string )       \
1825         vlc_meta_Add( p_meta, c, val.psz_string ); \
1826     free( val.psz_string )
1827
1828     GET_META( VLC_META_TITLE, "meta-title" );
1829     GET_META( VLC_META_AUTHOR, "meta-author" );
1830     GET_META( VLC_META_ARTIST, "meta-artist" );
1831     GET_META( VLC_META_GENRE, "meta-genre" );
1832     GET_META( VLC_META_COPYRIGHT, "meta-copyright" );
1833     GET_META( VLC_META_DESCRIPTION, "meta-description" );
1834     GET_META( VLC_META_DATE, "meta-date" );
1835     GET_META( VLC_META_URL, "meta-url" );
1836 #undef GET_META
1837
1838     return p_meta;
1839 }
1840
1841 /*****************************************************************************
1842  * DecodeUrl: decode a given encoded url
1843  *****************************************************************************/
1844 static void DecodeUrl( char *psz )
1845 {
1846     char *dup = strdup( psz );
1847     char *p = dup;
1848
1849     while( *p )
1850     {
1851         if( *p == '%' )
1852         {
1853             char val[3];
1854             p++;
1855             if( !*p )
1856             {
1857                 break;
1858             }
1859
1860             val[0] = *p++;
1861             val[1] = *p++;
1862             val[2] = '\0';
1863
1864             *psz++ = strtol( val, NULL, 16 );
1865         }
1866         else if( *p == '+' )
1867         {
1868             *psz++ = ' ';
1869             p++;
1870         }
1871         else
1872         {
1873             *psz++ = *p++;
1874         }
1875     }
1876     *psz++  ='\0';
1877     free( dup );
1878 }
1879
1880 /*****************************************************************************
1881  * ParseOption: parses the options for the input
1882  *****************************************************************************
1883  * This function parses the input (config) options and creates their associated
1884  * object variables.
1885  * Options are of the form "[no[-]]foo[=bar]" where foo is the option name and
1886  * bar is the value of the option.
1887  *****************************************************************************/
1888 static void ParseOption( input_thread_t *p_input, const char *psz_option )
1889 {
1890     char *psz_name = (char *)psz_option;
1891     char *psz_value = strchr( psz_option, '=' );
1892     int  i_name_len, i_type;
1893     vlc_bool_t b_isno = VLC_FALSE;
1894     vlc_value_t val;
1895
1896     if( psz_value ) i_name_len = psz_value - psz_option;
1897     else i_name_len = strlen( psz_option );
1898
1899     /* It's too much of an hassle to remove the ':' when we parse
1900      * the cmd line :) */
1901     if( i_name_len && *psz_name == ':' )
1902     {
1903         psz_name++;
1904         i_name_len--;
1905     }
1906
1907     if( i_name_len == 0 ) return;
1908
1909     psz_name = strndup( psz_name, i_name_len );
1910     if( psz_value ) psz_value++;
1911
1912     i_type = config_GetType( p_input, psz_name );
1913
1914     if( !i_type && !psz_value )
1915     {
1916         /* check for "no-foo" or "nofoo" */
1917         if( !strncmp( psz_name, "no-", 3 ) )
1918         {
1919             memmove( psz_name, psz_name + 3, strlen(psz_name) + 1 - 3 );
1920         }
1921         else if( !strncmp( psz_name, "no", 2 ) )
1922         {
1923             memmove( psz_name, psz_name + 2, strlen(psz_name) + 1 - 2 );
1924         }
1925         else goto cleanup;           /* Option doesn't exist */
1926
1927         b_isno = VLC_TRUE;
1928         i_type = config_GetType( p_input, psz_name );
1929
1930         if( !i_type ) goto cleanup;  /* Option doesn't exist */
1931     }
1932     else if( !i_type ) goto cleanup; /* Option doesn't exist */
1933
1934     if( ( i_type != VLC_VAR_BOOL ) &&
1935         ( !psz_value || !*psz_value ) ) goto cleanup; /* Invalid value */
1936
1937     /* Create the variable in the input object.
1938      * Children of the input object will be able to retreive this value
1939      * thanks to the inheritance property of the object variables. */
1940     var_Create( p_input, psz_name, i_type );
1941
1942     switch( i_type )
1943     {
1944     case VLC_VAR_BOOL:
1945         val.b_bool = !b_isno;
1946         break;
1947
1948     case VLC_VAR_INTEGER:
1949         val.i_int = atoi( psz_value );
1950         break;
1951
1952     case VLC_VAR_FLOAT:
1953         val.f_float = atof( psz_value );
1954         break;
1955
1956     case VLC_VAR_STRING:
1957     case VLC_VAR_MODULE:
1958     case VLC_VAR_FILE:
1959     case VLC_VAR_DIRECTORY:
1960         val.psz_string = psz_value;
1961         break;
1962
1963     default:
1964         goto cleanup;
1965         break;
1966     }
1967
1968     var_Set( p_input, psz_name, val );
1969
1970     msg_Dbg( p_input, "set input option: %s to %s", psz_name, psz_value );
1971
1972   cleanup:
1973     if( psz_name ) free( psz_name );
1974     return;
1975 }
1976
1977 /*****************************************************************************
1978  * MRLSplit: parse the access, demux and url part of the
1979  *           Media Resource Locator.
1980  *****************************************************************************/
1981 static void MRLSplit( input_thread_t *p_input, char *psz_dup,
1982                       char **ppsz_access, char **ppsz_demux, char **ppsz_path )
1983 {
1984     char *psz_access = NULL;
1985     char *psz_demux  = NULL;
1986     char *psz_path   = NULL;
1987     char *psz, *psz_check;
1988
1989     psz = strchr( psz_dup, ':' );
1990
1991     /* '@' not allowed in access/demux part */
1992     psz_check = strchr( psz_dup, '@' );
1993     if( psz_check && psz_check < psz ) psz = 0;
1994
1995 #if defined( WIN32 ) || defined( UNDER_CE )
1996     if( psz - psz_dup == 1 )
1997     {
1998         msg_Warn( p_input, "drive letter %c: found in source", *psz_dup );
1999         psz_path = psz_dup;
2000     }
2001     else
2002 #endif
2003
2004     if( psz )
2005     {
2006         *psz++ = '\0';
2007         if( psz[0] == '/' && psz[1] == '/' ) psz += 2;
2008
2009         psz_path = psz;
2010
2011         psz = strchr( psz_dup, '/' );
2012         if( psz )
2013         {
2014             *psz++ = '\0';
2015             psz_demux = psz;
2016         }
2017
2018         psz_access = psz_dup;
2019     }
2020     else
2021     {
2022         psz_path = psz_dup;
2023     }
2024
2025     if( !psz_access ) *ppsz_access = "";
2026     else *ppsz_access = psz_access;
2027
2028     if( !psz_demux ) *ppsz_demux = "";
2029     else *ppsz_demux = psz_demux;
2030
2031     if( !psz_path ) *ppsz_path = "";
2032     else *ppsz_path = psz_path;
2033 }
2034
2035 /*****************************************************************************
2036  * MRLSections: parse title and seekpoint info from the Media Resource Locator.
2037  *
2038  * Syntax:
2039  * [url][@[title-start][:chapter-start][-[title-end][:chapter-end]]]
2040  *****************************************************************************/
2041 static void MRLSections( input_thread_t *p_input, char *psz_source,
2042                          int *pi_title_start, int *pi_title_end,
2043                          int *pi_chapter_start, int *pi_chapter_end )
2044 {
2045     char *psz, *psz_end, *psz_next, *psz_check;
2046
2047     *pi_title_start = *pi_title_end = -1;
2048     *pi_chapter_start = *pi_chapter_end = -1;
2049
2050     /* Start by parsing titles and chapters */
2051     if( !psz_source || !( psz = strrchr( psz_source, '@' ) ) ) return;
2052
2053     /* Check we are really dealing with a title/chapter section */
2054     psz_check = psz + 1;
2055     if( !*psz_check ) return;
2056     if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 );
2057     if( *psz_check != ':' && *psz_check != '-' && *psz_check ) return;
2058     if( *psz_check == ':' && ++psz_check )
2059         if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 );
2060     if( *psz_check != '-' && *psz_check ) return;
2061     if( *psz_check == '-' && ++psz_check )
2062         if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 );
2063     if( *psz_check != ':' && *psz_check ) return;
2064     if( *psz_check == ':' && ++psz_check )
2065         if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 );
2066     if( *psz_check ) return;
2067
2068     /* Separate start and end */
2069     *psz++ = 0;
2070     if( ( psz_end = strchr( psz, '-' ) ) ) *psz_end++ = 0;
2071
2072     /* Look for the start title */
2073     *pi_title_start = strtol( psz, &psz_next, 0 );
2074     if( !*pi_title_start && psz == psz_next ) *pi_title_start = -1;
2075     *pi_title_end = *pi_title_start;
2076     psz = psz_next;
2077
2078     /* Look for the start chapter */
2079     if( *psz ) psz++;
2080     *pi_chapter_start = strtol( psz, &psz_next, 0 );
2081     if( !*pi_chapter_start && psz == psz_next ) *pi_chapter_start = -1;
2082     *pi_chapter_end = *pi_chapter_start;
2083
2084     if( psz_end )
2085     {
2086         /* Look for the end title */
2087         *pi_title_end = strtol( psz_end, &psz_next, 0 );
2088         if( !*pi_title_end && psz_end == psz_next ) *pi_title_end = -1;
2089         psz_end = psz_next;
2090
2091         /* Look for the end chapter */
2092         if( *psz_end ) psz_end++;
2093         *pi_chapter_end = strtol( psz_end, &psz_next, 0 );
2094         if( !*pi_chapter_end && psz_end == psz_next ) *pi_chapter_end = -1;
2095     }
2096
2097     msg_Dbg( p_input, "source=`%s' title=%d/%d seekpoint=%d/%d",
2098              psz_source, *pi_title_start, *pi_chapter_start,
2099              *pi_title_end, *pi_chapter_end );
2100 }