1 /*****************************************************************************
2 * input.c: input thread
3 *****************************************************************************
4 * Copyright (C) 1998-2004 the VideoLAN team
7 * Authors: Christophe Massiot <massiot@via.ecp.fr>
8 * Laurent Aimar <fenrir@via.ecp.fr>
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.
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.
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 *****************************************************************************/
25 /*****************************************************************************
27 *****************************************************************************/
32 #include <vlc/input.h>
33 #include <vlc/decoder.h>
36 #include "input_internal.h"
38 #include "stream_output.h"
39 #include "vlc_playlist.h"
40 #include "vlc_interface.h"
41 #include "vlc_interaction.h"
46 #ifdef HAVE_SYS_STAT_H
47 # include <sys/stat.h>
50 /*****************************************************************************
52 *****************************************************************************/
53 static int Run ( input_thread_t *p_input );
54 static int RunAndClean ( input_thread_t *p_input );
56 static input_thread_t * Create ( vlc_object_t *, input_item_t *, char *,
58 static int Init ( input_thread_t *p_input );
59 static void Error ( input_thread_t *p_input );
60 static void End ( input_thread_t *p_input );
61 static void MainLoop( input_thread_t *p_input );
63 static inline int ControlPopNoLock( input_thread_t *, int *, vlc_value_t * );
64 static void ControlReduce( input_thread_t * );
65 static vlc_bool_t Control( input_thread_t *, int, vlc_value_t );
67 static int UpdateFromAccess( input_thread_t * );
68 static int UpdateFromDemux( input_thread_t * );
69 static int UpdateMeta( input_thread_t * );
71 static void UpdateItemLength( input_thread_t *, int64_t i_length );
73 static void MRLSections( input_thread_t *, char *, int *, int *, int *, int *);
75 static input_source_t *InputSourceNew( input_thread_t *);
76 static int InputSourceInit( input_thread_t *, input_source_t *,
77 char *, const char *psz_forced_demux );
78 static void InputSourceClean( input_thread_t *, input_source_t * );
80 static void SlaveDemux( input_thread_t *p_input );
81 static void SlaveSeek( input_thread_t *p_input );
83 static void InputMetaUser( input_thread_t *p_input );
85 /*****************************************************************************
86 * This function creates a new input, and returns a pointer
87 * to its description. On error, it returns NULL.
89 * Variables for _public_ use:
92 * - rate,rate-slower, rate-faster
93 * - position, position-offset
95 * - title,title-next,title-prev
96 * - chapter,chapter-next, chapter-prev
97 * - program, audio-es, video-es, spu-es
98 * - audio-delay, spu-delay
103 * - seekable (if you can seek, it doesn't say if 'bar display' has be shown or not, for that check position != 0.0)
104 * * For intf callback upon changes
106 * TODO explain when Callback is called
107 * TODO complete this list (?)
108 *****************************************************************************/
109 static input_thread_t *Create( vlc_object_t *p_parent, input_item_t *p_item,
110 char *psz_header, vlc_bool_t b_quick )
112 input_thread_t *p_input = NULL; /* thread descriptor */
116 /* Allocate descriptor */
117 p_input = vlc_object_create( p_parent, VLC_OBJECT_INPUT );
118 if( p_input == NULL )
120 msg_Err( p_parent, "out of memory" );
124 /* One "randomly" selected input thread is responsible for computing
125 * the global stats. Check if there is already someone doing this */
126 if( p_input->p_libvlc->p_playlist->p_stats && !b_quick )
128 vlc_mutex_lock( &p_input->p_libvlc->p_playlist->p_stats->lock );
129 if( p_input->p_libvlc->p_playlist->p_stats_computer == NULL )
131 p_input->p_libvlc->p_playlist->p_stats_computer = p_input;
133 vlc_mutex_unlock( &p_input->p_libvlc->p_playlist->p_stats->lock );
136 p_input->b_preparsing = b_quick;
137 p_input->psz_header = psz_header ? strdup( psz_header ) : NULL;
139 /* Init Common fields */
140 p_input->b_eof = VLC_FALSE;
141 p_input->b_can_pace_control = VLC_TRUE;
142 p_input->i_start = 0;
145 p_input->i_title = 0;
146 p_input->title = NULL;
147 p_input->i_title_offset = p_input->i_seekpoint_offset = 0;
148 p_input->i_state = INIT_S;
149 p_input->i_rate = INPUT_RATE_DEFAULT;
150 p_input->i_bookmark = 0;
151 p_input->bookmark = NULL;
152 p_input->p_meta = NULL;
153 p_input->p_es_out = NULL;
154 p_input->p_sout = NULL;
155 p_input->b_out_pace_control = VLC_FALSE;
156 p_input->i_pts_delay = 0;
158 /* Init Input fields */
159 p_input->input.p_item = p_item;
160 p_input->input.p_access = NULL;
161 p_input->input.p_stream = NULL;
162 p_input->input.p_demux = NULL;
163 p_input->input.b_title_demux = VLC_FALSE;
164 p_input->input.i_title = 0;
165 p_input->input.title = NULL;
166 p_input->input.i_title_offset = p_input->input.i_seekpoint_offset = 0;
167 p_input->input.b_can_pace_control = VLC_TRUE;
168 p_input->input.b_eof = VLC_FALSE;
169 p_input->input.i_cr_average = 0;
171 if( !p_input->input.p_item->p_meta )
172 p_input->input.p_item->p_meta = vlc_meta_New();
174 if( !p_item->p_stats )
176 p_item->p_stats = (input_stats_t*)malloc( sizeof( input_stats_t ) );
177 vlc_mutex_init( p_input, &p_item->p_stats->lock );
178 stats_ReinitInputStats( p_item->p_stats );
182 p_input->i_slave = 0;
183 p_input->slave = NULL;
185 /* Init control buffer */
186 vlc_mutex_init( p_input, &p_input->lock_control );
187 p_input->i_control = 0;
189 /* Parse input options */
190 vlc_mutex_lock( &p_item->lock );
191 for( i = 0; i < p_item->i_options; i++ )
193 var_OptionParse( p_input, p_item->ppsz_options[i] );
195 vlc_mutex_unlock( &p_item->lock );
197 /* Create Object Variables for private use only */
198 input_ConfigVarInit( p_input );
200 /* Create Objects variables for public Get and Set */
201 input_ControlVarInit( p_input );
202 p_input->input.i_cr_average = var_GetInteger( p_input, "cr-average" );
204 if( !p_input->b_preparsing )
206 var_Get( p_input, "bookmarks", &val );
209 /* FIXME: have a common cfg parsing routine used by sout and others */
210 char *psz_parser, *psz_start, *psz_end;
211 psz_parser = val.psz_string;
212 while( (psz_start = strchr( psz_parser, '{' ) ) )
214 seekpoint_t *p_seekpoint = vlc_seekpoint_New();
217 psz_end = strchr( psz_start, '}' );
218 if( !psz_end ) break;
219 psz_parser = psz_end + 1;
220 backup = *psz_parser;
223 while( (psz_end = strchr( psz_start, ',' ) ) )
226 if( !strncmp( psz_start, "name=", 5 ) )
228 p_seekpoint->psz_name = psz_start + 5;
230 else if( !strncmp( psz_start, "bytes=", 6 ) )
232 p_seekpoint->i_byte_offset = atoll(psz_start + 6);
234 else if( !strncmp( psz_start, "time=", 5 ) )
236 p_seekpoint->i_time_offset = atoll(psz_start + 5) *
239 psz_start = psz_end + 1;
241 msg_Dbg( p_input, "adding bookmark: %s, bytes="I64Fd", time="I64Fd,
242 p_seekpoint->psz_name, p_seekpoint->i_byte_offset,
243 p_seekpoint->i_time_offset );
244 input_Control( p_input, INPUT_ADD_BOOKMARK, p_seekpoint );
245 vlc_seekpoint_Delete( p_seekpoint );
246 *psz_parser = backup;
248 free( val.psz_string );
252 /* Remove 'Now playing' info as it is probably outdated */
253 input_Control( p_input, INPUT_DEL_INFO, _(VLC_META_INFO_CAT),
254 VLC_META_NOW_PLAYING ); /* ? Don't translate as it might has been copied ? */
260 * Initialize an input thread and run it. You will need to monitor the
261 * thread to clean up after it is done
263 * \param p_parent a vlc_object
264 * \param p_item an input item
265 * \return a pointer to the spawned input thread
267 input_thread_t *__input_CreateThread( vlc_object_t *p_parent,
268 input_item_t *p_item )
270 return __input_CreateThread2( p_parent, p_item, NULL );
274 input_thread_t *__input_CreateThread2( vlc_object_t *p_parent,
275 input_item_t *p_item,
278 input_thread_t *p_input = NULL; /* thread descriptor */
280 p_input = Create( p_parent, p_item, psz_header, VLC_FALSE );
284 /* Now we can attach our new input */
285 vlc_object_attach( p_input, p_parent );
287 /* Create thread and wait for its readiness. */
288 if( vlc_thread_create( p_input, "input", Run,
289 VLC_THREAD_PRIORITY_INPUT, VLC_TRUE ) )
291 input_ChangeState( p_input, ERROR_S );
292 msg_Err( p_input, "cannot create input thread" );
293 vlc_object_detach( p_input );
294 vlc_object_destroy( p_input );
302 * Initialize an input thread and run it. This thread will clean after himself,
303 * you can forget about it. It can work either in blocking or non-blocking mode
305 * \param p_parent a vlc_object
306 * \param p_item an input item
307 * \param b_block should we block until read is finished ?
308 * \return the input object id if non blocking, an error code else
310 int __input_Read( vlc_object_t *p_parent, input_item_t *p_item,
313 input_thread_t *p_input = NULL; /* thread descriptor */
315 p_input = Create( p_parent, p_item, NULL, VLC_FALSE );
319 /* Now we can attach our new input */
320 vlc_object_attach( p_input, p_parent );
324 RunAndClean( p_input );
329 if( vlc_thread_create( p_input, "input", RunAndClean,
330 VLC_THREAD_PRIORITY_INPUT, VLC_TRUE ) )
332 input_ChangeState( p_input, ERROR_S );
333 msg_Err( p_input, "cannot create input thread" );
334 vlc_object_detach( p_input );
335 vlc_object_destroy( p_input );
339 return p_input->i_object_id;
343 * Initialize an input and initialize it to preparse the item
344 * This function is blocking. It will only accept to parse files
346 * \param p_parent a vlc_object_t
347 * \param p_item an input item
348 * \return VLC_SUCCESS or an error
350 int __input_Preparse( vlc_object_t *p_parent, input_item_t *p_item )
352 input_thread_t *p_input = NULL; /* thread descriptor */
354 /* Allocate descriptor */
355 p_input = Create( p_parent, p_item, NULL, VLC_TRUE );
359 p_input->i_flags |= OBJECT_FLAGS_QUIET;
360 p_input->i_flags |= OBJECT_FLAGS_NOINTERACT;
362 /* Now we can attach our new input */
363 vlc_object_attach( p_input, p_parent );
367 /* Clean up master */
368 InputSourceClean( p_input, &p_input->input );
370 /* Unload all modules */
371 if( p_input->p_es_out ) input_EsOutDelete( p_input->p_es_out );
373 vlc_object_detach( p_input );
374 vlc_object_destroy( p_input );
380 * Request a running input thread to stop and die
382 * \param the input thread to stop
384 void input_StopThread( input_thread_t *p_input )
389 /* Set die for input */
390 p_input->b_die = VLC_TRUE;
392 /* We cannot touch p_input fields directly (we come from another thread),
393 * so use the vlc_object_find way, it's perfectly safe */
395 /* Set die for all access */
396 p_list = vlc_list_find( p_input, VLC_OBJECT_ACCESS, FIND_CHILD );
397 for( i = 0; i < p_list->i_count; i++ )
399 p_list->p_values[i].p_object->b_die = VLC_TRUE;
401 vlc_list_release( p_list );
403 /* Set die for all stream */
404 p_list = vlc_list_find( p_input, VLC_OBJECT_STREAM, FIND_CHILD );
405 for( i = 0; i < p_list->i_count; i++ )
407 p_list->p_values[i].p_object->b_die = VLC_TRUE;
409 vlc_list_release( p_list );
411 /* Set die for all demux */
412 p_list = vlc_list_find( p_input, VLC_OBJECT_DEMUX, FIND_CHILD );
413 for( i = 0; i < p_list->i_count; i++ )
415 p_list->p_values[i].p_object->b_die = VLC_TRUE;
417 vlc_list_release( p_list );
419 input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL );
423 * Clean up a dead input thread
424 * This function does not return until the thread is effectively cancelled.
426 * \param the input thread to kill
428 void input_DestroyThread( input_thread_t *p_input )
430 /* Join the thread */
431 vlc_thread_join( p_input );
433 /* Delete input lock (only after thread joined) */
434 vlc_mutex_destroy( &p_input->lock_control );
436 /* TODO: maybe input_DestroyThread should also delete p_input instead
437 * of the playlist but I'm not sure if it's possible */
440 /*****************************************************************************
441 * Run: main thread loop
442 * This is the "normal" thread that spawns the input processing chain,
443 * reads the stream, cleans up and waits
444 *****************************************************************************/
445 static int Run( input_thread_t *p_input )
447 /* Signal that the thread is launched */
448 vlc_thread_ready( p_input );
450 if( Init( p_input ) )
452 /* If we failed, wait before we are killed, and exit */
453 p_input->b_error = VLC_TRUE;
454 playlist_Signal( pl_Get( p_input ) );
458 /* Tell we're dead */
459 p_input->b_dead = VLC_TRUE;
466 if( !p_input->b_eof && !p_input->b_error && p_input->input.b_eof )
468 /* We have finish to demux data but not to play them */
469 while( !p_input->b_die )
471 if( input_EsOutDecodersEmpty( p_input->p_es_out ) )
474 msg_Dbg( p_input, "waiting decoder fifos to empty" );
476 msleep( INPUT_IDLE_SLEEP );
479 /* We have finished */
480 p_input->b_eof = VLC_TRUE;
481 playlist_Signal( pl_Get( p_input ) );
484 /* Wait until we are asked to die */
485 if( !p_input->b_die )
496 /*****************************************************************************
497 * RunAndClean: main thread loop
498 * This is the "just forget me" thread that spawns the input processing chain,
499 * reads the stream, cleans up and releases memory
500 *****************************************************************************/
501 static int RunAndClean( input_thread_t *p_input )
503 /* Signal that the thread is launched */
504 vlc_thread_ready( p_input );
506 if( Init( p_input ) )
508 /* If we failed, just exit */
514 if( !p_input->b_eof && !p_input->b_error && p_input->input.b_eof )
516 /* We have finished demuxing data but not playing it */
517 while( !p_input->b_die )
519 if( input_EsOutDecodersEmpty( p_input->p_es_out ) )
522 msg_Dbg( p_input, "waiting decoder fifos to empty" );
524 msleep( INPUT_IDLE_SLEEP );
527 /* We have finished */
528 p_input->b_eof = VLC_TRUE;
535 vlc_object_detach( p_input );
536 vlc_object_destroy( p_input );
541 /*****************************************************************************
542 * Main loop: Fill buffers from access, and demux
543 *****************************************************************************/
544 static void MainLoop( input_thread_t *p_input )
546 int64_t i_intf_update = 0;
548 while( !p_input->b_die && !p_input->b_error && !p_input->input.b_eof )
550 vlc_bool_t b_force_update = VLC_FALSE;
556 if( p_input->i_state != PAUSE_S )
558 if( p_input->i_stop <= 0 || p_input->i_time < p_input->i_stop )
559 i_ret=p_input->input.p_demux->pf_demux(p_input->input.p_demux);
566 if( p_input->input.b_title_demux &&
567 p_input->input.p_demux->info.i_update )
569 i_ret = UpdateFromDemux( p_input );
570 b_force_update = VLC_TRUE;
572 else if( !p_input->input.b_title_demux &&
573 p_input->input.p_access &&
574 p_input->input.p_access->info.i_update )
576 i_ret = UpdateFromAccess( p_input );
577 b_force_update = VLC_TRUE;
581 if( i_ret == 0 ) /* EOF */
585 var_Get( p_input, "input-repeat", &repeat );
586 if( repeat.i_int == 0 )
588 /* End of file - we do not set b_die because only the
589 * playlist is allowed to do so. */
590 input_ChangeState( p_input, END_S );
591 msg_Dbg( p_input, "EOF reached" );
592 p_input->input.b_eof = VLC_TRUE;
596 msg_Dbg( p_input, "repeating the same input (%d)",
598 if( repeat.i_int > 0 )
601 var_Set( p_input, "input-repeat", repeat );
604 /* Seek to start title/seekpoint */
605 val.i_int = p_input->input.i_title_start -
606 p_input->input.i_title_offset;
607 if( val.i_int < 0 || val.i_int >= p_input->input.i_title )
609 input_ControlPush( p_input,
610 INPUT_CONTROL_SET_TITLE, &val );
612 val.i_int = p_input->input.i_seekpoint_start -
613 p_input->input.i_seekpoint_offset;
614 if( val.i_int > 0 /* TODO: check upper boundary */ )
615 input_ControlPush( p_input,
616 INPUT_CONTROL_SET_SEEKPOINT, &val );
618 /* Seek to start position */
619 if( p_input->i_start > 0 )
621 val.i_time = p_input->i_start;
622 input_ControlPush( p_input, INPUT_CONTROL_SET_TIME,
628 input_ControlPush( p_input, INPUT_CONTROL_SET_POSITION,
635 p_input->b_error = VLC_TRUE;
638 if( i_ret > 0 && p_input->i_slave > 0 )
640 SlaveDemux( p_input );
650 vlc_mutex_lock( &p_input->lock_control );
651 ControlReduce( p_input );
652 while( !ControlPopNoLock( p_input, &i_type, &val ) )
654 msg_Dbg( p_input, "control type=%d", i_type );
655 if( Control( p_input, i_type, val ) )
656 b_force_update = VLC_TRUE;
658 vlc_mutex_unlock( &p_input->lock_control );
660 if( b_force_update || i_intf_update < mdate() )
664 int64_t i_time, i_length;
665 /* update input status variables */
666 if( !demux2_Control( p_input->input.p_demux,
667 DEMUX_GET_POSITION, &f_pos ) )
669 val.f_float = (float)f_pos;
670 var_Change( p_input, "position", VLC_VAR_SETVALUE, &val, NULL );
672 if( !demux2_Control( p_input->input.p_demux,
673 DEMUX_GET_TIME, &i_time ) )
675 p_input->i_time = i_time;
677 var_Change( p_input, "time", VLC_VAR_SETVALUE, &val, NULL );
679 if( !demux2_Control( p_input->input.p_demux,
680 DEMUX_GET_LENGTH, &i_length ) )
683 var_Get( p_input, "length", &old_val );
684 val.i_time = i_length;
685 var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL );
687 if( old_val.i_time != val.i_time )
689 UpdateItemLength( p_input, i_length );
693 var_SetBool( p_input, "intf-change", VLC_TRUE );
694 i_intf_update = mdate() + I64C(150000);
696 /* 150ms * 8 = ~ 1 second */
697 if( ++i_updates % 8 == 0 )
699 stats_ComputeInputStats( p_input, p_input->input.p_item->p_stats );
700 /* Are we the thread responsible for computing global stats ? */
701 if( p_input->p_libvlc->p_playlist->p_stats_computer == p_input )
703 stats_ComputeGlobalStats( p_input->p_libvlc->p_playlist,
704 p_input->p_libvlc->p_playlist->p_stats );
710 static int Init( input_thread_t * p_input )
720 /* Initialize optional stream output. (before access/demuxer)
721 * XXX: we add a special case if the uri starts by vlc.
722 * else 'vlc in.file --sout "" vlc:quit' cannot work (the output will
723 * be destroyed in case of a file).
724 * (this will break playing of file starting by 'vlc:' but I don't
725 * want to add more logic, just force file by file:// or code it ;)
727 memset( &p_input->counters, 0, sizeof( p_input->counters ) );
728 vlc_mutex_init( p_input, &p_input->counters.counters_lock );
730 if( !p_input->b_preparsing )
732 /* Prepare statistics */
733 #define INIT_COUNTER( p, type, compute ) p_input->counters.p_##p = \
734 stats_CounterCreate( p_input, VLC_VAR_##type, STATS_##compute);
735 if( p_input->p_libvlc->b_stats )
737 INIT_COUNTER( read_bytes, INTEGER, COUNTER );
738 INIT_COUNTER( read_packets, INTEGER, COUNTER );
739 INIT_COUNTER( demux_read, INTEGER, COUNTER );
740 INIT_COUNTER( input_bitrate, FLOAT, DERIVATIVE );
741 INIT_COUNTER( demux_bitrate, FLOAT, DERIVATIVE );
742 INIT_COUNTER( played_abuffers, INTEGER, COUNTER );
743 INIT_COUNTER( lost_abuffers, INTEGER, COUNTER );
744 INIT_COUNTER( displayed_pictures, INTEGER, COUNTER );
745 INIT_COUNTER( lost_pictures, INTEGER, COUNTER );
746 INIT_COUNTER( decoded_audio, INTEGER, COUNTER );
747 INIT_COUNTER( decoded_video, INTEGER, COUNTER );
748 INIT_COUNTER( decoded_sub, INTEGER, COUNTER );
749 p_input->counters.p_sout_send_bitrate = NULL;
750 p_input->counters.p_sout_sent_packets = NULL;
751 p_input->counters.p_sout_sent_bytes = NULL;
752 if( p_input->counters.p_demux_bitrate )
753 p_input->counters.p_demux_bitrate->update_interval = 1000000;
754 if( p_input->counters.p_input_bitrate )
755 p_input->counters.p_input_bitrate->update_interval = 1000000;
759 psz = var_GetString( p_input, "sout" );
760 if( *psz && strncasecmp( p_input->input.p_item->psz_uri, "vlc:", 4 ) )
762 p_input->p_sout = sout_NewInstance( p_input, psz );
763 if( p_input->p_sout == NULL )
765 input_ChangeState( p_input, ERROR_S );
766 msg_Err( p_input, "cannot start stream output instance, " \
771 if( p_input->p_libvlc->b_stats )
773 INIT_COUNTER( sout_sent_packets, INTEGER, COUNTER );
774 INIT_COUNTER (sout_sent_bytes, INTEGER, COUNTER );
775 INIT_COUNTER( sout_send_bitrate, FLOAT, DERIVATIVE );
776 if( p_input->counters.p_sout_send_bitrate )
777 p_input->counters.p_sout_send_bitrate->update_interval =
785 p_input->p_es_out = input_EsOutNew( p_input );
786 es_out_Control( p_input->p_es_out, ES_OUT_SET_ACTIVE, VLC_FALSE );
787 es_out_Control( p_input->p_es_out, ES_OUT_SET_MODE, ES_OUT_MODE_NONE );
789 var_Create( p_input, "bit-rate", VLC_VAR_INTEGER );
790 var_Create( p_input, "sample-rate", VLC_VAR_INTEGER );
792 if( InputSourceInit( p_input, &p_input->input,
793 p_input->input.p_item->psz_uri, NULL ) )
798 /* Create global title (from master) */
799 if( !p_input->b_preparsing )
801 p_input->i_title = p_input->input.i_title;
802 p_input->title = p_input->input.title;
803 p_input->i_title_offset = p_input->input.i_title_offset;
804 p_input->i_seekpoint_offset = p_input->input.i_seekpoint_offset;
805 if( p_input->i_title > 0 )
807 /* Setup variables */
808 input_ControlVarNavigation( p_input );
809 input_ControlVarTitle( p_input, 0 );
813 p_input->b_can_pace_control = p_input->input.b_can_pace_control;
814 p_input->b_can_pause = p_input->input.b_can_pause;
817 if( p_input->i_pts_delay < 0 )
818 p_input->i_pts_delay = 0;
820 /* If the desynchronisation requested by the user is < 0, we need to
821 * cache more data. */
822 var_Get( p_input, "audio-desync", &val );
823 if( val.i_int < 0 ) p_input->i_pts_delay -= (val.i_int * 1000);
825 /* Update cr_average depending on the caching */
826 p_input->input.i_cr_average *= (10 * p_input->i_pts_delay / 200000);
827 p_input->input.i_cr_average /= 10;
828 if( p_input->input.i_cr_average < 10 ) p_input->input.i_cr_average = 10;
831 /* Load master infos */
833 if( !demux2_Control( p_input->input.p_demux, DEMUX_GET_LENGTH,
834 &val.i_time ) && val.i_time > 0 )
836 var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL );
837 UpdateItemLength( p_input, val.i_time );
838 p_input->input.p_item->i_duration = val.i_time;
841 /* Start title/chapter */
842 if( !p_input->b_preparsing )
844 val.i_int = p_input->input.i_title_start -
845 p_input->input.i_title_offset;
846 if( val.i_int > 0 && val.i_int < p_input->input.i_title )
847 input_ControlPush( p_input, INPUT_CONTROL_SET_TITLE, &val );
848 val.i_int = p_input->input.i_seekpoint_start -
849 p_input->input.i_seekpoint_offset;
850 if( val.i_int > 0 /* TODO: check upper boundary */ )
851 input_ControlPush( p_input, INPUT_CONTROL_SET_SEEKPOINT, &val );
855 p_input->i_start = (int64_t)var_GetInteger( p_input, "start-time" ) *
857 p_input->i_stop = (int64_t)var_GetInteger( p_input, "stop-time" ) *
860 if( p_input->i_start > 0 )
862 if( p_input->i_start >= val.i_time )
864 msg_Warn( p_input, "invalid start-time ignored" );
870 msg_Dbg( p_input, "starting at time: %ds",
871 (int)( p_input->i_start / I64C(1000000) ) );
873 s.i_time = p_input->i_start;
874 input_ControlPush( p_input, INPUT_CONTROL_SET_TIME, &s );
877 if( p_input->i_stop > 0 && p_input->i_stop <= p_input->i_start )
879 msg_Warn( p_input, "invalid stop-time ignored" );
884 /* Get fps and set it if not already set */
885 if( !demux2_Control( p_input->input.p_demux, DEMUX_GET_FPS, &f_fps ) &&
888 float f_requested_fps;
890 var_Create( p_input, "sub-original-fps", VLC_VAR_FLOAT );
891 var_SetFloat( p_input, "sub-original-fps", f_fps );
893 f_requested_fps = var_CreateGetFloat( p_input, "sub-fps" );
894 if( f_requested_fps != f_fps )
896 var_Create( p_input, "sub-fps", VLC_VAR_FLOAT|
898 var_SetFloat( p_input, "sub-fps", f_requested_fps );
902 i_delay = var_CreateGetInteger( p_input, "sub-delay" );
905 var_SetTime( p_input, "spu-delay", (mtime_t)i_delay * 100000 );
908 /* Look for and add subtitle files */
909 psz_subtitle = var_GetString( p_input, "sub-file" );
912 msg_Dbg( p_input, "forced subtitle: %s", psz_subtitle );
913 input_AddSubtitles( p_input, psz_subtitle, VLC_FALSE );
916 var_Get( p_input, "sub-autodetect-file", &val );
919 char *psz_autopath = var_GetString( p_input, "sub-autodetect-path" );
920 char **subs = subtitles_Detect( p_input, psz_autopath,
921 p_input->input.p_item->psz_uri );
925 /* Try to autoselect the first autodetected subtitles file
926 * if no subtitles file was specified */
927 if( *psz_subtitle == 0 && subs && subs[0] )
929 input_AddSubtitles( p_input, subs[0], VLC_FALSE );
934 /* Then, just add the following subtitles files */
935 for( ; subs && subs[i]; i++ )
937 if( strcmp( psz_subtitle, subs[i] ) )
939 sub = InputSourceNew( p_input );
940 if( !InputSourceInit( p_input, sub, subs[i], "subtitle" ) )
942 TAB_APPEND( p_input->i_slave, p_input->slave, sub );
948 if( subs ) free( subs );
949 if( psz_autopath ) free( psz_autopath );
951 free( psz_subtitle );
954 psz = var_GetString( p_input, "input-slave" );
958 input_source_t *slave;
961 while( *psz == ' ' || *psz == '#' )
965 if( ( psz_delim = strchr( psz, '#' ) ) )
974 msg_Dbg( p_input, "adding slave input '%s'", psz );
975 slave = InputSourceNew( p_input );
976 if( !InputSourceInit( p_input, slave, psz, NULL ) )
978 TAB_APPEND( p_input->i_slave, p_input->slave, slave );
984 if( psz ) free( psz );
988 p_input->i_start = 0;
989 p_input->i_start = 0;
993 if( !p_input->b_preparsing )
995 es_out_Control( p_input->p_es_out, ES_OUT_SET_ACTIVE, VLC_TRUE );
996 i_es_out_mode = ES_OUT_MODE_AUTO;
998 if( p_input->p_sout )
1000 var_Get( p_input, "sout-all", &val );
1003 i_es_out_mode = ES_OUT_MODE_ALL;
1008 var_Get( p_input, "programs", &val );
1009 if ( val.p_list && val.p_list->i_count )
1011 i_es_out_mode = ES_OUT_MODE_PARTIAL;
1012 /* Note : we should remove the "program" callback. */
1015 var_Change( p_input, "programs", VLC_VAR_FREELIST, &val,
1019 es_out_Control( p_input->p_es_out, ES_OUT_SET_MODE, i_es_out_mode );
1021 /* Inform the demuxer about waited group (needed only for DVB) */
1022 if( i_es_out_mode == ES_OUT_MODE_ALL )
1024 demux2_Control( p_input->input.p_demux, DEMUX_SET_GROUP, -1, NULL );
1026 else if( i_es_out_mode == ES_OUT_MODE_PARTIAL )
1028 demux2_Control( p_input->input.p_demux, DEMUX_SET_GROUP, -1,
1033 demux2_Control( p_input->input.p_demux, DEMUX_SET_GROUP,
1034 (int) var_GetInteger( p_input, "program" ), NULL );
1037 if( p_input->p_sout )
1039 if( p_input->p_sout->i_out_pace_nocontrol > 0 )
1041 p_input->b_out_pace_control = VLC_FALSE;
1045 p_input->b_out_pace_control = VLC_TRUE;
1048 if( p_input->b_can_pace_control && p_input->b_out_pace_control )
1050 /* We don't want a high input priority here or we'll
1051 * end-up sucking up all the CPU time */
1052 vlc_thread_set_priority( p_input, VLC_THREAD_PRIORITY_LOW );
1055 msg_Dbg( p_input, "starting in %s mode",
1056 p_input->b_out_pace_control ? "async" : "sync" );
1060 p_meta = p_input->input.p_item->p_meta;
1061 /* Get meta data from users */
1062 InputMetaUser( p_input );
1063 /* Get meta data from master input */
1064 demux2_Control( p_input->input.p_demux, DEMUX_GET_META, p_meta );
1066 /* Access_file does not give any meta, and there are no slave */
1067 if( !p_input->b_preparsing )
1069 if( p_input->input.p_access )
1070 access2_Control( p_input->input.p_access, ACCESS_GET_META,
1073 /* Get meta data from slave input */
1074 for( i = 0; i < p_input->i_slave; i++ )
1076 demux2_Control( p_input->slave[i]->p_demux,
1077 DEMUX_GET_META, p_meta );
1078 if( p_input->slave[i]->p_access )
1080 access2_Control( p_input->slave[i]->p_access,
1081 ACCESS_GET_META, p_meta );
1086 UpdateMeta( p_input );
1088 if( !p_input->b_preparsing )
1090 msg_Dbg( p_input, "`%s' successfully opened",
1091 p_input->input.p_item->psz_uri );
1095 /* initialization is complete */
1096 input_ChangeState( p_input, PLAYING_S );
1101 input_ChangeState( p_input, ERROR_S );
1103 if( p_input->p_es_out )
1104 input_EsOutDelete( p_input->p_es_out );
1106 if( p_input->p_sout )
1107 sout_DeleteInstance( p_input->p_sout );
1109 /* Mark them deleted */
1110 p_input->input.p_demux = NULL;
1111 p_input->input.p_stream = NULL;
1112 p_input->input.p_access = NULL;
1113 p_input->p_es_out = NULL;
1114 p_input->p_sout = NULL;
1116 return VLC_EGENERIC;
1119 /*****************************************************************************
1120 * Error: RunThread() error loop
1121 *****************************************************************************
1122 * This function is called when an error occurred during thread main's loop.
1123 *****************************************************************************/
1124 static void Error( input_thread_t *p_input )
1126 while( !p_input->b_die )
1129 input_ChangeState( p_input, ERROR_S );
1130 msleep( INPUT_IDLE_SLEEP );
1134 /*****************************************************************************
1135 * End: end the input thread
1136 *****************************************************************************/
1137 static void End( input_thread_t * p_input )
1141 msg_Dbg( p_input, "closing input" );
1143 /* We are at the end */
1144 input_ChangeState( p_input, END_S );
1146 /* Clean control variables */
1147 input_ControlVarClean( p_input );
1149 /* Clean up master */
1150 InputSourceClean( p_input, &p_input->input );
1153 for( i = 0; i < p_input->i_slave; i++ )
1155 InputSourceClean( p_input, p_input->slave[i] );
1156 free( p_input->slave[i] );
1158 if( p_input->slave ) free( p_input->slave );
1160 /* Unload all modules */
1161 if( p_input->p_es_out )
1162 input_EsOutDelete( p_input->p_es_out );
1164 #define CL_CO( c ) stats_CounterClean( p_input->counters.p_##c ); p_input->counters.p_##c = NULL;
1165 if( p_input->p_libvlc->b_stats )
1167 /* make sure we are up to date */
1168 stats_ComputeInputStats( p_input, p_input->input.p_item->p_stats );
1169 if( p_input->p_libvlc->p_playlist->p_stats_computer == p_input )
1171 stats_ComputeGlobalStats( p_input->p_libvlc->p_playlist,
1172 p_input->p_libvlc->p_playlist->p_stats );
1173 p_input->p_libvlc->p_playlist->p_stats_computer = NULL;
1175 CL_CO( read_bytes );
1176 CL_CO( read_packets );
1177 CL_CO( demux_read );
1178 CL_CO( input_bitrate );
1179 CL_CO( demux_bitrate );
1180 CL_CO( played_abuffers );
1181 CL_CO( lost_abuffers );
1182 CL_CO( displayed_pictures );
1183 CL_CO( lost_pictures );
1184 CL_CO( decoded_audio) ;
1185 CL_CO( decoded_video );
1186 CL_CO( decoded_sub) ;
1189 /* Close optional stream output instance */
1190 if( p_input->p_sout )
1194 CL_CO( sout_sent_packets );
1195 CL_CO( sout_sent_bytes );
1196 CL_CO( sout_send_bitrate );
1198 if( var_Get( p_input, "sout-keep", &keep ) >= 0 && keep.b_bool )
1200 /* attach sout to the playlist */
1201 msg_Dbg( p_input, "keeping sout" );
1202 vlc_object_detach( p_input->p_sout );
1203 vlc_object_attach( p_input->p_sout, p_input->p_libvlc->p_playlist );
1207 msg_Dbg( p_input, "destroying sout" );
1208 sout_DeleteInstance( p_input->p_sout );
1213 vlc_mutex_destroy( &p_input->counters.counters_lock );
1215 /* Tell we're dead */
1216 p_input->b_dead = VLC_TRUE;
1219 /*****************************************************************************
1221 *****************************************************************************/
1222 static inline int ControlPopNoLock( input_thread_t *p_input,
1223 int *pi_type, vlc_value_t *p_val )
1225 if( p_input->i_control <= 0 )
1227 return VLC_EGENERIC;
1230 *pi_type = p_input->control[0].i_type;
1231 *p_val = p_input->control[0].val;
1233 p_input->i_control--;
1234 if( p_input->i_control > 0 )
1238 for( i = 0; i < p_input->i_control; i++ )
1240 p_input->control[i].i_type = p_input->control[i+1].i_type;
1241 p_input->control[i].val = p_input->control[i+1].val;
1248 static void ControlReduce( input_thread_t *p_input )
1255 for( i = 1; i < p_input->i_control; i++ )
1257 const int i_lt = p_input->control[i-1].i_type;
1258 const int i_ct = p_input->control[i].i_type;
1260 /* XXX We can't merge INPUT_CONTROL_SET_ES */
1261 /* msg_Dbg( p_input, "[%d/%d] l=%d c=%d", i, p_input->i_control,
1265 ( i_ct == INPUT_CONTROL_SET_STATE ||
1266 i_ct == INPUT_CONTROL_SET_RATE ||
1267 i_ct == INPUT_CONTROL_SET_POSITION ||
1268 i_ct == INPUT_CONTROL_SET_TIME ||
1269 i_ct == INPUT_CONTROL_SET_PROGRAM ||
1270 i_ct == INPUT_CONTROL_SET_TITLE ||
1271 i_ct == INPUT_CONTROL_SET_SEEKPOINT ||
1272 i_ct == INPUT_CONTROL_SET_BOOKMARK ) )
1275 // msg_Dbg( p_input, "merged at %d", i );
1276 /* Remove the i-1 */
1277 for( j = i; j < p_input->i_control; j++ )
1278 p_input->control[j-1] = p_input->control[j];
1279 p_input->i_control--;
1283 /* TODO but that's not that important
1284 - merge SET_X with SET_X_CMD
1285 - remove SET_SEEKPOINT/SET_POSITION/SET_TIME before a SET_TITLE
1286 - remove SET_SEEKPOINT/SET_POSITION/SET_TIME before another among them
1293 static vlc_bool_t Control( input_thread_t *p_input, int i_type,
1296 vlc_bool_t b_force_update = VLC_FALSE;
1298 if( !p_input ) return b_force_update;
1302 case INPUT_CONTROL_SET_DIE:
1303 msg_Dbg( p_input, "control: stopping input" );
1304 /* Mark all submodules to die */
1305 if( p_input->input.p_access )
1306 p_input->input.p_access->b_die = VLC_TRUE;
1307 if( p_input->input.p_stream )
1308 p_input->input.p_stream->b_die = VLC_TRUE;
1309 p_input->input.p_demux->b_die = VLC_TRUE;
1311 p_input->b_die = VLC_TRUE;
1314 case INPUT_CONTROL_SET_POSITION:
1315 case INPUT_CONTROL_SET_POSITION_OFFSET:
1318 if( i_type == INPUT_CONTROL_SET_POSITION )
1320 f_pos = val.f_float;
1324 /* Should not fail */
1325 demux2_Control( p_input->input.p_demux,
1326 DEMUX_GET_POSITION, &f_pos );
1327 f_pos += val.f_float;
1329 if( f_pos < 0.0 ) f_pos = 0.0;
1330 if( f_pos > 1.0 ) f_pos = 1.0;
1331 /* Reset the decoders states and clock sync (before calling the demuxer */
1332 es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1333 input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE );
1334 if( demux2_Control( p_input->input.p_demux, DEMUX_SET_POSITION,
1337 msg_Err( p_input, "INPUT_CONTROL_SET_POSITION(_OFFSET) "
1338 "%2.1f%% failed", f_pos * 100 );
1342 if( p_input->i_slave > 0 )
1343 SlaveSeek( p_input );
1345 b_force_update = VLC_TRUE;
1350 case INPUT_CONTROL_SET_TIME:
1351 case INPUT_CONTROL_SET_TIME_OFFSET:
1356 if( i_type == INPUT_CONTROL_SET_TIME )
1358 i_time = val.i_time;
1362 /* Should not fail */
1363 demux2_Control( p_input->input.p_demux,
1364 DEMUX_GET_TIME, &i_time );
1365 i_time += val.i_time;
1367 if( i_time < 0 ) i_time = 0;
1369 /* Reset the decoders states and clock sync (before calling the demuxer */
1370 es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1371 input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE );
1373 i_ret = demux2_Control( p_input->input.p_demux,
1374 DEMUX_SET_TIME, i_time );
1379 /* Emulate it with a SET_POS */
1380 demux2_Control( p_input->input.p_demux,
1381 DEMUX_GET_LENGTH, &i_length );
1384 double f_pos = (double)i_time / (double)i_length;
1385 i_ret = demux2_Control( p_input->input.p_demux,
1386 DEMUX_SET_POSITION, f_pos );
1391 msg_Warn( p_input, "INPUT_CONTROL_SET_TIME(_OFFSET) "I64Fd
1392 " failed or not possible", i_time );
1396 if( p_input->i_slave > 0 )
1397 SlaveSeek( p_input );
1399 b_force_update = VLC_TRUE;
1404 case INPUT_CONTROL_SET_STATE:
1405 if( ( val.i_int == PLAYING_S && p_input->i_state == PAUSE_S ) ||
1406 ( val.i_int == PAUSE_S && p_input->i_state == PAUSE_S ) )
1409 if( p_input->input.p_access )
1410 i_ret = access2_Control( p_input->input.p_access,
1411 ACCESS_SET_PAUSE_STATE, VLC_FALSE );
1413 i_ret = demux2_Control( p_input->input.p_demux,
1414 DEMUX_SET_PAUSE_STATE, VLC_FALSE );
1418 /* FIXME What to do ? */
1419 msg_Warn( p_input, "cannot unset pause -> EOF" );
1420 vlc_mutex_unlock( &p_input->lock_control );
1421 input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL );
1422 vlc_mutex_lock( &p_input->lock_control );
1425 b_force_update = VLC_TRUE;
1427 /* Switch to play */
1428 p_input->i_state = PLAYING_S;
1429 val.i_int = PLAYING_S;
1430 var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
1433 es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1434 input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE );
1436 else if( val.i_int == PAUSE_S && p_input->i_state == PLAYING_S &&
1437 p_input->b_can_pause )
1440 if( p_input->input.p_access )
1441 i_ret = access2_Control( p_input->input.p_access,
1442 ACCESS_SET_PAUSE_STATE, VLC_TRUE );
1444 i_ret = demux2_Control( p_input->input.p_demux,
1445 DEMUX_SET_PAUSE_STATE, VLC_TRUE );
1447 b_force_update = VLC_TRUE;
1451 msg_Warn( p_input, "cannot set pause state" );
1452 val.i_int = p_input->i_state;
1456 val.i_int = PAUSE_S;
1459 /* Switch to new state */
1460 p_input->i_state = val.i_int;
1461 var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
1463 else if( val.i_int == PAUSE_S && !p_input->b_can_pause )
1465 b_force_update = VLC_TRUE;
1467 /* Correct "state" value */
1468 val.i_int = p_input->i_state;
1469 var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
1471 else if( val.i_int != PLAYING_S && val.i_int != PAUSE_S )
1473 msg_Err( p_input, "invalid state in INPUT_CONTROL_SET_STATE" );
1477 case INPUT_CONTROL_SET_RATE:
1478 case INPUT_CONTROL_SET_RATE_SLOWER:
1479 case INPUT_CONTROL_SET_RATE_FASTER:
1483 if( i_type == INPUT_CONTROL_SET_RATE_SLOWER )
1484 i_rate = p_input->i_rate * 2;
1485 else if( i_type == INPUT_CONTROL_SET_RATE_FASTER )
1486 i_rate = p_input->i_rate / 2;
1490 if( i_rate < INPUT_RATE_MIN )
1492 msg_Dbg( p_input, "cannot set rate faster" );
1493 i_rate = INPUT_RATE_MIN;
1495 else if( i_rate > INPUT_RATE_MAX )
1497 msg_Dbg( p_input, "cannot set rate slower" );
1498 i_rate = INPUT_RATE_MAX;
1500 if( i_rate != INPUT_RATE_DEFAULT &&
1501 ( !p_input->b_can_pace_control ||
1502 ( p_input->p_sout && !p_input->b_out_pace_control ) ) )
1504 msg_Dbg( p_input, "cannot change rate" );
1505 i_rate = INPUT_RATE_DEFAULT;
1507 if( i_rate != p_input->i_rate )
1509 p_input->i_rate = i_rate;
1511 var_Change( p_input, "rate", VLC_VAR_SETVALUE, &val, NULL );
1513 /* We haven't send data to decoder when rate != default */
1514 if( i_rate == INPUT_RATE_DEFAULT )
1515 input_EsOutDiscontinuity( p_input->p_es_out, VLC_TRUE );
1518 es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1520 b_force_update = VLC_TRUE;
1525 case INPUT_CONTROL_SET_PROGRAM:
1526 /* No need to force update, es_out does it if needed */
1527 es_out_Control( p_input->p_es_out,
1528 ES_OUT_SET_GROUP, val.i_int );
1530 demux2_Control( p_input->input.p_demux, DEMUX_SET_GROUP, val.i_int,
1534 case INPUT_CONTROL_SET_ES:
1535 /* No need to force update, es_out does it if needed */
1536 es_out_Control( p_input->p_es_out, ES_OUT_SET_ES,
1537 input_EsOutGetFromID( p_input->p_es_out,
1541 case INPUT_CONTROL_SET_AUDIO_DELAY:
1542 input_EsOutSetDelay( p_input->p_es_out,
1543 AUDIO_ES, val.i_time );
1544 var_Change( p_input, "audio-delay", VLC_VAR_SETVALUE, &val, NULL );
1547 case INPUT_CONTROL_SET_SPU_DELAY:
1548 input_EsOutSetDelay( p_input->p_es_out,
1549 SPU_ES, val.i_time );
1550 var_Change( p_input, "spu-delay", VLC_VAR_SETVALUE, &val, NULL );
1553 case INPUT_CONTROL_SET_TITLE:
1554 case INPUT_CONTROL_SET_TITLE_NEXT:
1555 case INPUT_CONTROL_SET_TITLE_PREV:
1556 if( p_input->input.b_title_demux &&
1557 p_input->input.i_title > 0 )
1560 /* FIXME handle demux title */
1561 demux_t *p_demux = p_input->input.p_demux;
1564 if( i_type == INPUT_CONTROL_SET_TITLE_PREV )
1565 i_title = p_demux->info.i_title - 1;
1566 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
1567 i_title = p_demux->info.i_title + 1;
1569 i_title = val.i_int;
1571 if( i_title >= 0 && i_title < p_input->input.i_title )
1573 input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE );
1574 es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1576 demux2_Control( p_demux, DEMUX_SET_TITLE, i_title );
1577 input_ControlVarTitle( p_input, i_title );
1580 else if( p_input->input.i_title > 0 )
1582 access_t *p_access = p_input->input.p_access;
1585 if( i_type == INPUT_CONTROL_SET_TITLE_PREV )
1586 i_title = p_access->info.i_title - 1;
1587 else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT )
1588 i_title = p_access->info.i_title + 1;
1590 i_title = val.i_int;
1592 if( i_title >= 0 && i_title < p_input->input.i_title )
1594 input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE );
1595 es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1597 access2_Control( p_access, ACCESS_SET_TITLE, i_title );
1598 stream_AccessReset( p_input->input.p_stream );
1602 case INPUT_CONTROL_SET_SEEKPOINT:
1603 case INPUT_CONTROL_SET_SEEKPOINT_NEXT:
1604 case INPUT_CONTROL_SET_SEEKPOINT_PREV:
1605 if( p_input->input.b_title_demux &&
1606 p_input->input.i_title > 0 )
1608 demux_t *p_demux = p_input->input.p_demux;
1610 int64_t i_input_time;
1611 int64_t i_seekpoint_time;
1613 if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV )
1615 i_seekpoint = p_demux->info.i_seekpoint;
1616 i_seekpoint_time = p_input->input.title[p_demux->info.i_title]->seekpoint[i_seekpoint]->i_time_offset;
1617 if( i_seekpoint_time >= 0 &&
1618 !demux2_Control( p_demux,
1619 DEMUX_GET_TIME, &i_input_time ) )
1621 if ( i_input_time < i_seekpoint_time + 3000000 )
1627 else if( i_type == INPUT_CONTROL_SET_SEEKPOINT_NEXT )
1628 i_seekpoint = p_demux->info.i_seekpoint + 1;
1630 i_seekpoint = val.i_int;
1632 if( i_seekpoint >= 0 && i_seekpoint <
1633 p_input->input.title[p_demux->info.i_title]->i_seekpoint )
1635 input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE );
1636 es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1638 demux2_Control( p_demux, DEMUX_SET_SEEKPOINT, i_seekpoint );
1641 else if( p_input->input.i_title > 0 )
1643 demux_t *p_demux = p_input->input.p_demux;
1644 access_t *p_access = p_input->input.p_access;
1646 int64_t i_input_time;
1647 int64_t i_seekpoint_time;
1649 if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV )
1651 i_seekpoint = p_access->info.i_seekpoint;
1652 i_seekpoint_time = p_input->input.title[p_access->info.i_title]->seekpoint[i_seekpoint]->i_time_offset;
1653 if( i_seekpoint_time >= 0 &&
1654 demux2_Control( p_demux,
1655 DEMUX_GET_TIME, &i_input_time ) )
1657 if ( i_input_time < i_seekpoint_time + 3000000 )
1663 else if( i_type == INPUT_CONTROL_SET_SEEKPOINT_NEXT )
1664 i_seekpoint = p_access->info.i_seekpoint + 1;
1666 i_seekpoint = val.i_int;
1668 if( i_seekpoint >= 0 && i_seekpoint <
1669 p_input->input.title[p_access->info.i_title]->i_seekpoint )
1671 input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE );
1672 es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR );
1674 access2_Control( p_access, ACCESS_SET_SEEKPOINT,
1676 stream_AccessReset( p_input->input.p_stream );
1681 case INPUT_CONTROL_ADD_SLAVE:
1682 if( val.psz_string )
1684 input_source_t *slave = InputSourceNew( p_input );
1686 if( !InputSourceInit( p_input, slave, val.psz_string, NULL ) )
1688 vlc_meta_t *p_meta = p_input->input.p_item->p_meta;
1692 msg_Dbg( p_input, "adding %s as slave on the fly",
1696 if( demux2_Control( p_input->input.p_demux,
1697 DEMUX_GET_TIME, &i_time ) )
1699 msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
1700 InputSourceClean( p_input, slave );
1704 if( demux2_Control( slave->p_demux,
1705 DEMUX_SET_TIME, i_time ) )
1707 msg_Err( p_input, "seek failed for new slave" );
1708 InputSourceClean( p_input, slave );
1713 /* Get meta (access and demux) */
1714 access2_Control( slave->p_access, ACCESS_GET_META,
1716 demux2_Control( slave->p_demux, DEMUX_GET_META, p_meta );
1717 UpdateMeta( p_input );
1719 TAB_APPEND( p_input->i_slave, p_input->slave, slave );
1724 msg_Warn( p_input, "failed to add %s as slave",
1728 free( val.psz_string );
1732 case INPUT_CONTROL_SET_BOOKMARK:
1734 msg_Err( p_input, "not yet implemented" );
1738 return b_force_update;
1741 /*****************************************************************************
1743 *****************************************************************************/
1744 static int UpdateFromDemux( input_thread_t *p_input )
1746 demux_t *p_demux = p_input->input.p_demux;
1749 if( p_demux->info.i_update & INPUT_UPDATE_TITLE )
1751 v.i_int = p_demux->info.i_title;
1752 var_Change( p_input, "title", VLC_VAR_SETVALUE, &v, NULL );
1754 input_ControlVarTitle( p_input, p_demux->info.i_title );
1756 p_demux->info.i_update &= ~INPUT_UPDATE_TITLE;
1758 if( p_demux->info.i_update & INPUT_UPDATE_SEEKPOINT )
1760 v.i_int = p_demux->info.i_seekpoint;
1761 var_Change( p_input, "chapter", VLC_VAR_SETVALUE, &v, NULL);
1763 p_demux->info.i_update &= ~INPUT_UPDATE_SEEKPOINT;
1765 p_demux->info.i_update &= ~INPUT_UPDATE_SIZE;
1767 /* Hmmm only works with master input */
1768 if( p_input->input.p_demux == p_demux )
1770 int i_title_end = p_input->input.i_title_end -
1771 p_input->input.i_title_offset;
1772 int i_seekpoint_end = p_input->input.i_seekpoint_end -
1773 p_input->input.i_seekpoint_offset;
1775 if( i_title_end >= 0 && i_seekpoint_end >= 0 )
1777 if( p_demux->info.i_title > i_title_end ||
1778 ( p_demux->info.i_title == i_title_end &&
1779 p_demux->info.i_seekpoint > i_seekpoint_end ) ) return 0;
1781 else if( i_seekpoint_end >=0 )
1783 if( p_demux->info.i_seekpoint > i_seekpoint_end ) return 0;
1785 else if( i_title_end >= 0 )
1787 if( p_demux->info.i_title > i_title_end ) return 0;
1794 /*****************************************************************************
1796 *****************************************************************************/
1797 static int UpdateFromAccess( input_thread_t *p_input )
1799 access_t *p_access = p_input->input.p_access;
1802 if( p_access->info.i_update & INPUT_UPDATE_TITLE )
1804 v.i_int = p_access->info.i_title;
1805 var_Change( p_input, "title", VLC_VAR_SETVALUE, &v, NULL );
1807 input_ControlVarTitle( p_input, p_access->info.i_title );
1809 stream_AccessUpdate( p_input->input.p_stream );
1811 p_access->info.i_update &= ~INPUT_UPDATE_TITLE;
1813 if( p_access->info.i_update & INPUT_UPDATE_SEEKPOINT )
1815 v.i_int = p_access->info.i_seekpoint;
1816 var_Change( p_input, "chapter", VLC_VAR_SETVALUE, &v, NULL);
1817 p_access->info.i_update &= ~INPUT_UPDATE_SEEKPOINT;
1819 if( p_access->info.i_update & INPUT_UPDATE_META )
1821 /* TODO maybe multi - access ? */
1822 vlc_meta_t *p_meta = p_input->input.p_item->p_meta;
1823 access2_Control( p_input->input.p_access,ACCESS_GET_META, p_meta );
1824 UpdateMeta( p_input );
1825 var_SetBool( p_input, "item-change", p_input->input.p_item->i_id );
1826 p_access->info.i_update &= ~INPUT_UPDATE_META;
1829 p_access->info.i_update &= ~INPUT_UPDATE_SIZE;
1831 /* Hmmm only works with master input */
1832 if( p_input->input.p_access == p_access )
1834 int i_title_end = p_input->input.i_title_end -
1835 p_input->input.i_title_offset;
1836 int i_seekpoint_end = p_input->input.i_seekpoint_end -
1837 p_input->input.i_seekpoint_offset;
1839 if( i_title_end >= 0 && i_seekpoint_end >=0 )
1841 if( p_access->info.i_title > i_title_end ||
1842 ( p_access->info.i_title == i_title_end &&
1843 p_access->info.i_seekpoint > i_seekpoint_end ) ) return 0;
1845 else if( i_seekpoint_end >=0 )
1847 if( p_access->info.i_seekpoint > i_seekpoint_end ) return 0;
1849 else if( i_title_end >= 0 )
1851 if( p_access->info.i_title > i_title_end ) return 0;
1858 /*****************************************************************************
1860 *****************************************************************************/
1861 static int UpdateMeta( input_thread_t *p_input )
1863 vlc_meta_t *p_meta = p_input->input.p_item->p_meta;
1867 if( p_meta->psz_title && !p_input->input.p_item->b_fixed_name )
1868 input_Control( p_input, INPUT_SET_NAME, p_meta->psz_title );
1870 /** \todo handle sout meta */
1875 /*****************************************************************************
1877 *****************************************************************************/
1878 static void UpdateItemLength( input_thread_t *p_input, int64_t i_length )
1880 vlc_mutex_lock( &p_input->input.p_item->lock );
1881 p_input->input.p_item->i_duration = i_length;
1882 vlc_mutex_unlock( &p_input->input.p_item->lock );
1884 if( !p_input->b_preparsing )
1886 pl_Yield( p_input );
1887 var_SetInteger( pl_Get( p_input ), "item-change",
1888 p_input->input.p_item->i_id );
1889 pl_Release( p_input )
1893 /*****************************************************************************
1895 *****************************************************************************/
1896 static input_source_t *InputSourceNew( input_thread_t *p_input )
1898 input_source_t *in = (input_source_t*) malloc( sizeof( input_source_t ) );
1902 msg_Err( p_input, "out of memory for new input source" );
1907 in->p_access = NULL;
1908 in->p_stream = NULL;
1910 in->b_title_demux = VLC_FALSE;
1913 in->b_can_pace_control = VLC_TRUE;
1914 in->b_eof = VLC_FALSE;
1915 in->i_cr_average = 0;
1920 /*****************************************************************************
1922 *****************************************************************************/
1923 static int InputSourceInit( input_thread_t *p_input,
1924 input_source_t *in, char *psz_mrl,
1925 const char *psz_forced_demux )
1927 char *psz_dup = strdup( psz_mrl );
1935 if( !in ) return VLC_EGENERIC;
1936 if( !p_input ) return VLC_EGENERIC;
1939 if( !p_input->b_preparsing )
1941 MRLSplit( VLC_OBJECT(p_input), psz_dup,
1942 &psz_access, &psz_demux, &psz_path );
1944 msg_Dbg( p_input, "`%s' gives access `%s' demux `%s' path `%s'",
1945 psz_mrl, psz_access, psz_demux, psz_path );
1947 /* Hack to allow udp://@:port syntax */
1949 (strncmp( psz_access, "udp", 3 ) &&
1950 strncmp( psz_access, "rtp", 3 )) )
1952 /* Find optional titles and seekpoints */
1953 MRLSections( p_input, psz_path, &in->i_title_start, &in->i_title_end,
1954 &in->i_seekpoint_start, &in->i_seekpoint_end );
1956 if( psz_forced_demux && *psz_forced_demux )
1958 psz_demux = psz_forced_demux;
1960 else if( !psz_demux || *psz_demux == '\0' )
1962 /* special hack for forcing a demuxer with --demux=module
1963 * (and do nothing with a list) */
1964 char *psz_var_demux = var_GetString( p_input, "demux" );
1966 if( *psz_var_demux != '\0' &&
1967 !strchr(psz_var_demux, ',' ) &&
1968 !strchr(psz_var_demux, ':' ) )
1970 psz_demux = psz_var_demux;
1972 msg_Dbg( p_input, "enforced demux ` %s'", psz_demux );
1974 else if( psz_var_demux )
1976 free( psz_var_demux );
1980 /* Try access_demux if no demux given */
1981 if( *psz_demux == '\0' )
1983 in->p_demux = demux2_New( p_input, psz_access, psz_demux, psz_path,
1984 NULL, p_input->p_es_out, VLC_FALSE );
1990 msg_Dbg( p_input, "trying to pre-parse %s", psz_path );
1992 psz_access = "file";
1997 int64_t i_pts_delay;
1999 /* Get infos from access_demux */
2000 demux2_Control( in->p_demux,
2001 DEMUX_GET_PTS_DELAY, &i_pts_delay );
2002 p_input->i_pts_delay = __MAX( p_input->i_pts_delay, i_pts_delay );
2004 in->b_title_demux = VLC_TRUE;
2005 if( demux2_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
2006 &in->title, &in->i_title,
2007 &in->i_title_offset, &in->i_seekpoint_offset ) )
2012 demux2_Control( in->p_demux, DEMUX_CAN_CONTROL_PACE,
2013 &in->b_can_pace_control );
2014 demux2_Control( in->p_demux, DEMUX_CAN_PAUSE,
2018 demux2_Control( in->p_demux, DEMUX_CAN_SEEK,
2024 int64_t i_pts_delay;
2026 input_ChangeState( p_input, OPENING_S );
2028 /* Now try a real access */
2029 in->p_access = access2_New( p_input, psz_access, psz_demux, psz_path,
2030 p_input->b_preparsing );
2032 /* Access failed, URL encoded ? */
2033 if( in->p_access == NULL && strchr( psz_path, '%' ) )
2035 decode_URI( psz_path );
2037 msg_Dbg( p_input, "retrying with access `%s' demux `%s' path `%s'",
2038 psz_access, psz_demux, psz_path );
2040 in->p_access = access2_New( p_input,
2041 psz_access, psz_demux, psz_path,
2042 p_input->b_preparsing );
2044 #ifndef WIN32 /* Remove this gross hack from the win32 build as colons
2045 * are forbidden in filenames on Win32. */
2047 /* Maybe we got something like: /Volumes/toto:titi/gabu.mpg */
2048 if( in->p_access == NULL &&
2049 *psz_access == '\0' && ( *psz_demux || *psz_path ) )
2051 if( psz_dup ) free( psz_dup );
2052 psz_dup = strdup( psz_mrl );
2054 if( psz_forced_demux && *psz_forced_demux )
2056 psz_demux = psz_forced_demux;
2058 else psz_demux = "";
2061 in->p_access = access2_New( p_input,
2062 psz_access, psz_demux, psz_path,
2063 p_input->b_preparsing );
2067 if( in->p_access == NULL )
2069 msg_Err( p_input, "no suitable access module for `%s'", psz_mrl );
2070 intf_UserFatal( VLC_OBJECT( p_input), VLC_FALSE,
2071 _("Your input can't be opened"),
2072 _("VLC is unable to open the MRL '%s'."
2073 " Check the log for details."), psz_mrl );
2078 psz_tmp = psz = var_GetString( p_input, "access-filter" );
2079 while( psz && *psz )
2081 access_t *p_access = in->p_access;
2082 char *end = strchr( psz, ':' );
2087 in->p_access = access2_FilterNew( in->p_access, psz );
2088 if( in->p_access == NULL )
2090 in->p_access = p_access;
2091 msg_Warn( p_input, "failed to insert access filter %s",
2097 if( psz_tmp ) free( psz_tmp );
2099 /* Get infos from access */
2100 if( !p_input->b_preparsing )
2102 access2_Control( in->p_access,
2103 ACCESS_GET_PTS_DELAY, &i_pts_delay );
2104 p_input->i_pts_delay = __MAX( p_input->i_pts_delay, i_pts_delay );
2106 in->b_title_demux = VLC_FALSE;
2107 if( access2_Control( in->p_access, ACCESS_GET_TITLE_INFO,
2108 &in->title, &in->i_title,
2109 &in->i_title_offset, &in->i_seekpoint_offset ) )
2115 access2_Control( in->p_access, ACCESS_CAN_CONTROL_PACE,
2116 &in->b_can_pace_control );
2117 access2_Control( in->p_access, ACCESS_CAN_PAUSE,
2119 access2_Control( in->p_access, ACCESS_CAN_SEEK,
2121 var_Set( p_input, "seekable", val );
2124 input_ChangeState( p_input, BUFFERING_S );
2126 /* Create the stream_t */
2127 in->p_stream = stream_AccessNew( in->p_access, p_input->b_preparsing );
2128 if( in->p_stream == NULL )
2130 msg_Warn( p_input, "cannot create a stream_t from access" );
2134 /* Open a demuxer */
2135 if( *psz_demux == '\0' && *in->p_access->psz_demux )
2137 psz_demux = in->p_access->psz_demux;
2139 in->p_demux = demux2_New( p_input, psz_access, psz_demux, psz_path,
2140 in->p_stream, p_input->p_es_out,
2141 p_input->b_preparsing );
2142 if( in->p_demux == NULL )
2144 msg_Err( p_input, "no suitable demux module for `%s/%s://%s'",
2145 psz_access, psz_demux, psz_path );
2146 intf_UserFatal( VLC_OBJECT( p_input), VLC_FALSE,
2147 _("Can't recognize the input's format"),
2148 _("The format of '%s' can't be detected. "
2149 "Have a look the log for details."), psz_mrl );
2153 /* TODO get title from demux */
2154 if( !p_input->b_preparsing && in->i_title <= 0 )
2156 if( demux2_Control( in->p_demux, DEMUX_GET_TITLE_INFO,
2157 &in->title, &in->i_title,
2158 &in->i_title_offset, &in->i_seekpoint_offset ))
2165 in->b_title_demux = VLC_TRUE;
2170 if( var_GetInteger( p_input, "clock-synchro" ) != -1 )
2171 in->b_can_pace_control = !var_GetInteger( p_input, "clock-synchro" );
2173 if( psz_dup ) free( psz_dup );
2177 input_ChangeState( p_input, ERROR_S );
2180 demux2_Delete( in->p_demux );
2183 stream_Delete( in->p_stream );
2186 access2_Delete( in->p_access );
2187 if( psz_dup ) free( psz_dup );
2189 return VLC_EGENERIC;
2192 /*****************************************************************************
2194 *****************************************************************************/
2195 static void InputSourceClean( input_thread_t *p_input, input_source_t *in )
2198 demux2_Delete( in->p_demux );
2201 stream_Delete( in->p_stream );
2204 access2_Delete( in->p_access );
2206 if( in->i_title > 0 )
2209 for( i = 0; i < in->i_title; i++ )
2211 vlc_input_title_Delete( in->title[i] );
2217 static void SlaveDemux( input_thread_t *p_input )
2222 if( demux2_Control( p_input->input.p_demux, DEMUX_GET_TIME, &i_time ) )
2224 msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2228 for( i = 0; i < p_input->i_slave; i++ )
2230 input_source_t *in = p_input->slave[i];
2236 if( demux2_Control( in->p_demux, DEMUX_SET_NEXT_DEMUX_TIME, i_time ) )
2241 if( demux2_Control( in->p_demux, DEMUX_GET_TIME, &i_stime ) )
2243 msg_Err( p_input, "slave[%d] doesn't like "
2244 "DEMUX_GET_TIME -> EOF", i );
2249 if( i_stime >= i_time )
2252 if( ( i_ret = in->p_demux->pf_demux( in->p_demux ) ) <= 0 )
2258 i_ret = in->p_demux->pf_demux( in->p_demux );
2263 msg_Dbg( p_input, "slave %d EOF", i );
2264 in->b_eof = VLC_TRUE;
2269 static void SlaveSeek( input_thread_t *p_input )
2274 if( !p_input ) return;
2276 if( demux2_Control( p_input->input.p_demux, DEMUX_GET_TIME, &i_time ) )
2278 msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" );
2282 for( i = 0; i < p_input->i_slave; i++ )
2284 input_source_t *in = p_input->slave[i];
2286 if( demux2_Control( in->p_demux, DEMUX_SET_TIME, i_time ) )
2288 msg_Err( p_input, "seek failed for slave %d -> EOF", i );
2289 in->b_eof = VLC_TRUE;
2294 /*****************************************************************************
2296 *****************************************************************************/
2297 static void InputMetaUser( input_thread_t *p_input )
2299 vlc_meta_t *p_meta = p_input->input.p_item->p_meta;
2302 if( !p_meta ) return;
2304 /* Get meta information from user */
2305 #define GET_META( field, s ) \
2306 var_Get( p_input, (s), &val ); \
2307 if( *val.psz_string ) { \
2308 if( p_meta->psz_ ## field ) free ( p_meta->psz_ ## field ); \
2309 p_meta->psz_ ## field = strdup( val.psz_string ); \
2311 free( val.psz_string )
2313 GET_META( title, "meta-title" );
2314 GET_META( artist, "meta-artist" );
2315 GET_META( genre, "meta-genre" );
2316 GET_META( copyright, "meta-copyright" );
2317 GET_META( description, "meta-description" );
2318 GET_META( date, "meta-date" );
2319 GET_META( url, "meta-url" );
2323 /*****************************************************************************
2324 * MRLSplit: parse the access, demux and url part of the
2325 * Media Resource Locator.
2326 *****************************************************************************/
2327 void MRLSplit( vlc_object_t *p_input, char *psz_dup,
2328 const char **ppsz_access, const char **ppsz_demux,
2329 const char **ppsz_path )
2331 char *psz_access = NULL;
2332 char *psz_demux = NULL;
2333 char *psz_path = NULL;
2334 char *psz, *psz_check;
2336 psz = strchr( psz_dup, ':' );
2338 /* '@' not allowed in access/demux part */
2339 psz_check = strchr( psz_dup, '@' );
2340 if( psz_check && psz_check < psz ) psz = 0;
2342 #if defined( WIN32 ) || defined( UNDER_CE )
2343 if( psz - psz_dup == 1 )
2345 msg_Dbg( p_input, "drive letter %c: found in source", *psz_dup );
2354 if( psz[0] == '/' && psz[1] == '/' ) psz += 2;
2358 psz = strchr( psz_dup, '/' );
2365 psz_access = psz_dup;
2372 if( !psz_access ) *ppsz_access = "";
2373 else *ppsz_access = psz_access;
2375 if( !psz_demux ) *ppsz_demux = "";
2376 else *ppsz_demux = psz_demux;
2378 if( !psz_path ) *ppsz_path = "";
2379 else *ppsz_path = psz_path;
2382 /*****************************************************************************
2383 * MRLSections: parse title and seekpoint info from the Media Resource Locator.
2386 * [url][@[title-start][:chapter-start][-[title-end][:chapter-end]]]
2387 *****************************************************************************/
2388 static void MRLSections( input_thread_t *p_input, char *psz_source,
2389 int *pi_title_start, int *pi_title_end,
2390 int *pi_chapter_start, int *pi_chapter_end )
2392 char *psz, *psz_end, *psz_next, *psz_check;
2394 *pi_title_start = *pi_title_end = -1;
2395 *pi_chapter_start = *pi_chapter_end = -1;
2397 /* Start by parsing titles and chapters */
2398 if( !psz_source || !( psz = strrchr( psz_source, '@' ) ) ) return;
2400 /* Check we are really dealing with a title/chapter section */
2401 psz_check = psz + 1;
2402 if( !*psz_check ) return;
2403 if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 );
2404 if( *psz_check != ':' && *psz_check != '-' && *psz_check ) return;
2405 if( *psz_check == ':' && ++psz_check )
2406 if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 );
2407 if( *psz_check != '-' && *psz_check ) return;
2408 if( *psz_check == '-' && ++psz_check )
2409 if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 );
2410 if( *psz_check != ':' && *psz_check ) return;
2411 if( *psz_check == ':' && ++psz_check )
2412 if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 );
2413 if( *psz_check ) return;
2415 /* Separate start and end */
2417 if( ( psz_end = strchr( psz, '-' ) ) ) *psz_end++ = 0;
2419 /* Look for the start title */
2420 *pi_title_start = strtol( psz, &psz_next, 0 );
2421 if( !*pi_title_start && psz == psz_next ) *pi_title_start = -1;
2422 *pi_title_end = *pi_title_start;
2425 /* Look for the start chapter */
2427 *pi_chapter_start = strtol( psz, &psz_next, 0 );
2428 if( !*pi_chapter_start && psz == psz_next ) *pi_chapter_start = -1;
2429 *pi_chapter_end = *pi_chapter_start;
2433 /* Look for the end title */
2434 *pi_title_end = strtol( psz_end, &psz_next, 0 );
2435 if( !*pi_title_end && psz_end == psz_next ) *pi_title_end = -1;
2438 /* Look for the end chapter */
2439 if( *psz_end ) psz_end++;
2440 *pi_chapter_end = strtol( psz_end, &psz_next, 0 );
2441 if( !*pi_chapter_end && psz_end == psz_next ) *pi_chapter_end = -1;
2444 msg_Dbg( p_input, "source=`%s' title=%d/%d seekpoint=%d/%d",
2445 psz_source, *pi_title_start, *pi_chapter_start,
2446 *pi_title_end, *pi_chapter_end );
2449 /*****************************************************************************
2450 * input_AddSubtitles: add a subtitles file and enable it
2451 *****************************************************************************/
2452 vlc_bool_t input_AddSubtitles( input_thread_t *p_input, char *psz_subtitle,
2453 vlc_bool_t b_check_extension )
2455 input_source_t *sub;
2458 char *psz_path, *psz_extension;
2460 if( b_check_extension && !subtitles_Filter( psz_subtitle ) )
2465 /* if we are provided a subtitle.sub file,
2466 * see if we don't have a subtitle.idx and use it instead */
2467 psz_path = strdup( psz_subtitle );
2470 psz_extension = strrchr( psz_path, '.');
2471 if( psz_extension && strcmp( psz_extension, ".sub" ) == 0 )
2475 strcpy( psz_extension, ".idx" );
2476 /* FIXME: a portable wrapper for stat() or access() would be more suited */
2477 if( ( f = utf8_fopen( psz_path, "rt" ) ) )
2480 msg_Dbg( p_input, "using %s subtitles file instead of %s",
2481 psz_path, psz_subtitle );
2482 strcpy( psz_subtitle, psz_path );
2488 var_Change( p_input, "spu-es", VLC_VAR_CHOICESCOUNT, &count, NULL );
2490 sub = InputSourceNew( p_input );
2491 if( !InputSourceInit( p_input, sub, psz_subtitle, "subtitle" ) )
2493 TAB_APPEND( p_input->i_slave, p_input->slave, sub );
2496 if( !var_Change( p_input, "spu-es", VLC_VAR_GETLIST, &list, NULL ) )
2498 if( count.i_int == 0 )
2500 /* if it was first one, there is disable too */
2502 if( count.i_int < list.p_list->i_count )
2504 input_ControlPush( p_input, INPUT_CONTROL_SET_ES,
2505 &list.p_list->p_values[count.i_int] );
2507 var_Change( p_input, "spu-es", VLC_VAR_FREELIST, &list, NULL );