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[vlc.git] / src / input / vlm.c
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1 /*****************************************************************************
2 * vlm.c: VLM interface plugin
3 *****************************************************************************
4 * Copyright (C) 2000-2005 VLC authors and VideoLAN
5 * $Id$
7 * Authors: Simon Latapie <garf@videolan.org>
8 * Laurent Aimar <fenrir@videolan.org>
9 * Gildas Bazin <gbazin@videolan.org>
11 * This program is free software; you can redistribute it and/or modify it
12 * under the terms of the GNU Lesser General Public License as published by
13 * the Free Software Foundation; either version 2.1 of the License, or
14 * (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU Lesser General Public License for more details.
21 * You should have received a copy of the GNU Lesser General Public License
22 * along with this program; if not, write to the Free Software Foundation,
23 * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
24 *****************************************************************************/
26 /*****************************************************************************
27 * Preamble
28 *****************************************************************************/
29 #ifdef HAVE_CONFIG_H
30 # include "config.h"
31 #endif
33 #include <vlc_common.h>
35 #include <stdio.h>
36 #include <ctype.h> /* tolower() */
37 #include <time.h> /* ctime() */
38 #include <limits.h>
39 #include <assert.h>
40 #include <sys/time.h> /* gettimeofday() */
42 #include <vlc_vlm.h>
43 #include <vlc_modules.h>
45 #include <vlc_input.h>
46 #include <vlc_stream.h>
47 #include "vlm_internal.h"
48 #include "vlm_event.h"
49 #include <vlc_vod.h>
50 #include <vlc_sout.h>
51 #include <vlc_url.h>
52 #include "../stream_output/stream_output.h"
53 #include "../libvlc.h"
55 /*****************************************************************************
56 * Local prototypes.
57 *****************************************************************************/
59 static void* Manage( void * );
60 static int vlm_MediaVodControl( void *, vod_media_t *, const char *, int, va_list );
62 typedef struct preparse_data_t
64 vlc_sem_t *p_sem;
65 bool b_mux;
66 } preparse_data_t;
68 static int InputEventPreparse( vlc_object_t *p_this, char const *psz_cmd,
69 vlc_value_t oldval, vlc_value_t newval, void *p_data )
71 VLC_UNUSED(p_this); VLC_UNUSED(psz_cmd); VLC_UNUSED(oldval);
72 preparse_data_t *p_pre = p_data;
74 if( newval.i_int == INPUT_EVENT_DEAD ||
75 ( p_pre->b_mux && newval.i_int == INPUT_EVENT_ITEM_META ) )
76 vlc_sem_post( p_pre->p_sem );
78 return VLC_SUCCESS;
81 static int InputEvent( vlc_object_t *p_this, char const *psz_cmd,
82 vlc_value_t oldval, vlc_value_t newval,
83 void *p_data )
85 VLC_UNUSED(psz_cmd);
86 VLC_UNUSED(oldval);
87 input_thread_t *p_input = (input_thread_t *)p_this;
88 vlm_t *p_vlm = libvlc_priv( p_input->p_libvlc )->p_vlm;
89 assert( p_vlm );
90 vlm_media_sys_t *p_media = p_data;
91 const char *psz_instance_name = NULL;
93 if( newval.i_int == INPUT_EVENT_STATE )
95 for( int i = 0; i < p_media->i_instance; i++ )
97 if( p_media->instance[i]->p_input == p_input )
99 psz_instance_name = p_media->instance[i]->psz_name;
100 break;
103 vlm_SendEventMediaInstanceState( p_vlm, p_media->cfg.id, p_media->cfg.psz_name, psz_instance_name, var_GetInteger( p_input, "state" ) );
105 vlc_mutex_lock( &p_vlm->lock_manage );
106 p_vlm->input_state_changed = true;
107 vlc_cond_signal( &p_vlm->wait_manage );
108 vlc_mutex_unlock( &p_vlm->lock_manage );
110 return VLC_SUCCESS;
113 static vlc_mutex_t vlm_mutex = VLC_STATIC_MUTEX;
115 #undef vlm_New
116 /*****************************************************************************
117 * vlm_New:
118 *****************************************************************************/
119 vlm_t *vlm_New ( vlc_object_t *p_this )
121 vlm_t *p_vlm = NULL, **pp_vlm = &(libvlc_priv (p_this->p_libvlc)->p_vlm);
122 char *psz_vlmconf;
124 /* Avoid multiple creation */
125 vlc_mutex_lock( &vlm_mutex );
127 p_vlm = *pp_vlm;
128 if( p_vlm )
129 { /* VLM already exists */
130 if( likely( p_vlm->users < UINT_MAX ) )
131 p_vlm->users++;
132 else
133 p_vlm = NULL;
134 vlc_mutex_unlock( &vlm_mutex );
135 return p_vlm;
138 msg_Dbg( p_this, "creating VLM" );
140 p_vlm = vlc_custom_create( p_this->p_libvlc, sizeof( *p_vlm ),
141 "vlm daemon" );
142 if( !p_vlm )
144 vlc_mutex_unlock( &vlm_mutex );
145 return NULL;
148 vlc_mutex_init( &p_vlm->lock );
149 vlc_mutex_init( &p_vlm->lock_manage );
150 vlc_cond_init_daytime( &p_vlm->wait_manage );
151 p_vlm->users = 1;
152 p_vlm->input_state_changed = false;
153 p_vlm->i_id = 1;
154 TAB_INIT( p_vlm->i_media, p_vlm->media );
155 TAB_INIT( p_vlm->i_schedule, p_vlm->schedule );
156 p_vlm->p_vod = NULL;
157 var_Create( p_vlm, "intf-event", VLC_VAR_ADDRESS );
159 if( vlc_clone( &p_vlm->thread, Manage, p_vlm, VLC_THREAD_PRIORITY_LOW ) )
161 vlc_cond_destroy( &p_vlm->wait_manage );
162 vlc_mutex_destroy( &p_vlm->lock );
163 vlc_mutex_destroy( &p_vlm->lock_manage );
164 vlc_object_release( p_vlm );
165 vlc_mutex_unlock( &vlm_mutex );
166 return NULL;
169 *pp_vlm = p_vlm; /* for future reference */
171 /* Load our configuration file */
172 psz_vlmconf = var_CreateGetString( p_vlm, "vlm-conf" );
173 if( psz_vlmconf && *psz_vlmconf )
175 vlm_message_t *p_message = NULL;
176 char *psz_buffer = NULL;
178 msg_Dbg( p_this, "loading VLM configuration" );
179 if( asprintf(&psz_buffer, "load %s", psz_vlmconf ) != -1 )
181 msg_Dbg( p_this, "%s", psz_buffer );
182 if( vlm_ExecuteCommand( p_vlm, psz_buffer, &p_message ) )
183 msg_Warn( p_this, "error while loading the configuration file" );
185 vlm_MessageDelete( p_message );
186 free( psz_buffer );
189 free( psz_vlmconf );
191 vlc_mutex_unlock( &vlm_mutex );
193 return p_vlm;
196 /*****************************************************************************
197 * vlm_Delete:
198 *****************************************************************************/
199 void vlm_Delete( vlm_t *p_vlm )
201 /* vlm_Delete() is serialized against itself, and against vlm_New().
202 * This mutex protects libvlc_priv->p_vlm and p_vlm->users. */
203 vlc_mutex_lock( &vlm_mutex );
204 assert( p_vlm->users > 0 );
205 if( --p_vlm->users == 0 )
206 assert( libvlc_priv(p_vlm->p_libvlc)->p_vlm == p_vlm );
207 else
208 p_vlm = NULL;
210 if( p_vlm == NULL )
212 vlc_mutex_unlock( &vlm_mutex );
213 return;
216 /* Destroy and release VLM */
217 vlc_mutex_lock( &p_vlm->lock );
218 vlm_ControlInternal( p_vlm, VLM_CLEAR_MEDIAS );
219 TAB_CLEAN( p_vlm->i_media, p_vlm->media );
221 vlm_ControlInternal( p_vlm, VLM_CLEAR_SCHEDULES );
222 TAB_CLEAN( p_vlm->i_schedule, p_vlm->schedule );
223 vlc_mutex_unlock( &p_vlm->lock );
225 vlc_cancel( p_vlm->thread );
227 if( p_vlm->p_vod )
229 module_unneed( p_vlm->p_vod, p_vlm->p_vod->p_module );
230 vlc_object_release( p_vlm->p_vod );
233 libvlc_priv(p_vlm->p_libvlc)->p_vlm = NULL;
234 vlc_mutex_unlock( &vlm_mutex );
236 vlc_join( p_vlm->thread, NULL );
238 vlc_cond_destroy( &p_vlm->wait_manage );
239 vlc_mutex_destroy( &p_vlm->lock );
240 vlc_mutex_destroy( &p_vlm->lock_manage );
241 vlc_object_release( p_vlm );
244 /*****************************************************************************
245 * vlm_ExecuteCommand:
246 *****************************************************************************/
247 int vlm_ExecuteCommand( vlm_t *p_vlm, const char *psz_command,
248 vlm_message_t **pp_message)
250 int i_result;
252 vlc_mutex_lock( &p_vlm->lock );
253 i_result = ExecuteCommand( p_vlm, psz_command, pp_message );
254 vlc_mutex_unlock( &p_vlm->lock );
256 return i_result;
260 int64_t vlm_Date(void)
262 struct timeval tv;
264 (void)gettimeofday( &tv, NULL );
265 return tv.tv_sec * INT64_C(1000000) + tv.tv_usec;
269 /*****************************************************************************
271 *****************************************************************************/
272 static int vlm_MediaVodControl( void *p_private, vod_media_t *p_vod_media,
273 const char *psz_id, int i_query, va_list args )
275 vlm_t *vlm = (vlm_t *)p_private;
276 int i, i_ret;
277 const char *psz;
278 int64_t id;
280 if( !p_private || !p_vod_media )
281 return VLC_EGENERIC;
283 vlc_mutex_lock( &vlm->lock );
285 /* Find media id */
286 for( i = 0, id = -1; i < vlm->i_media; i++ )
288 if( p_vod_media == vlm->media[i]->vod.p_media )
290 id = vlm->media[i]->cfg.id;
291 break;
294 if( id == -1 )
296 vlc_mutex_unlock( &vlm->lock );
297 return VLC_EGENERIC;
300 switch( i_query )
302 case VOD_MEDIA_PLAY:
304 psz = (const char *)va_arg( args, const char * );
305 int64_t *i_time = (int64_t *)va_arg( args, int64_t *);
306 bool b_retry = false;
307 if (*i_time < 0)
309 /* No start time requested: return the current NPT */
310 i_ret = vlm_ControlInternal( vlm, VLM_GET_MEDIA_INSTANCE_TIME, id, psz_id, i_time );
311 /* The instance is not running yet, it will start at 0 */
312 if (i_ret)
313 *i_time = 0;
315 else
317 /* We want to seek before unpausing, but it won't
318 * work if the instance is not running yet. */
319 b_retry = vlm_ControlInternal( vlm, VLM_SET_MEDIA_INSTANCE_TIME, id, psz_id, *i_time );
322 i_ret = vlm_ControlInternal( vlm, VLM_START_MEDIA_VOD_INSTANCE, id, psz_id, 0, psz );
324 if (!i_ret && b_retry)
325 i_ret = vlm_ControlInternal( vlm, VLM_SET_MEDIA_INSTANCE_TIME, id, psz_id, *i_time );
326 break;
329 case VOD_MEDIA_PAUSE:
331 int64_t *i_time = (int64_t *)va_arg( args, int64_t *);
332 i_ret = vlm_ControlInternal( vlm, VLM_PAUSE_MEDIA_INSTANCE, id, psz_id );
333 if (!i_ret)
334 i_ret = vlm_ControlInternal( vlm, VLM_GET_MEDIA_INSTANCE_TIME, id, psz_id, i_time );
335 break;
338 case VOD_MEDIA_STOP:
339 i_ret = vlm_ControlInternal( vlm, VLM_STOP_MEDIA_INSTANCE, id, psz_id );
340 break;
342 case VOD_MEDIA_SEEK:
344 int64_t i_time = (int64_t)va_arg( args, int64_t );
345 i_ret = vlm_ControlInternal( vlm, VLM_SET_MEDIA_INSTANCE_TIME, id, psz_id, i_time );
346 break;
349 case VOD_MEDIA_REWIND:
351 double d_scale = (double)va_arg( args, double );
352 double d_position;
354 vlm_ControlInternal( vlm, VLM_GET_MEDIA_INSTANCE_POSITION, id, psz_id, &d_position );
355 d_position -= (d_scale / 1000.0);
356 if( d_position < 0.0 )
357 d_position = 0.0;
358 i_ret = vlm_ControlInternal( vlm, VLM_SET_MEDIA_INSTANCE_POSITION, id, psz_id, d_position );
359 break;
362 case VOD_MEDIA_FORWARD:
364 double d_scale = (double)va_arg( args, double );
365 double d_position;
367 vlm_ControlInternal( vlm, VLM_GET_MEDIA_INSTANCE_POSITION, id, psz_id, &d_position );
368 d_position += (d_scale / 1000.0);
369 if( d_position > 1.0 )
370 d_position = 1.0;
371 i_ret = vlm_ControlInternal( vlm, VLM_SET_MEDIA_INSTANCE_POSITION, id, psz_id, d_position );
372 break;
375 default:
376 i_ret = VLC_EGENERIC;
377 break;
380 vlc_mutex_unlock( &vlm->lock );
382 return i_ret;
386 /*****************************************************************************
387 * Manage:
388 *****************************************************************************/
389 static void* Manage( void* p_object )
391 vlm_t *vlm = (vlm_t*)p_object;
392 int i, j;
393 mtime_t i_lastcheck;
394 mtime_t i_time;
395 mtime_t i_nextschedule = 0;
397 i_lastcheck = vlm_Date();
399 for( ;; )
401 char **ppsz_scheduled_commands = NULL;
402 int i_scheduled_commands = 0;
403 bool scheduled_command = false;
405 vlc_mutex_lock( &vlm->lock_manage );
406 mutex_cleanup_push( &vlm->lock_manage );
407 while( !vlm->input_state_changed && !scheduled_command )
409 if( i_nextschedule )
410 scheduled_command = vlc_cond_timedwait( &vlm->wait_manage, &vlm->lock_manage, i_nextschedule ) != 0;
411 else
412 vlc_cond_wait( &vlm->wait_manage, &vlm->lock_manage );
414 vlm->input_state_changed = false;
415 vlc_cleanup_run( );
417 int canc = vlc_savecancel ();
418 /* destroy the inputs that wants to die, and launch the next input */
419 vlc_mutex_lock( &vlm->lock );
420 for( i = 0; i < vlm->i_media; i++ )
422 vlm_media_sys_t *p_media = vlm->media[i];
424 for( j = 0; j < p_media->i_instance; )
426 vlm_media_instance_sys_t *p_instance = p_media->instance[j];
428 if( p_instance->p_input && ( p_instance->p_input->b_eof || p_instance->p_input->b_error ) )
430 int i_new_input_index;
432 /* */
433 i_new_input_index = p_instance->i_index + 1;
434 if( !p_media->cfg.b_vod && p_media->cfg.broadcast.b_loop && i_new_input_index >= p_media->cfg.i_input )
435 i_new_input_index = 0;
437 /* FIXME implement multiple input with VOD */
438 if( p_media->cfg.b_vod || i_new_input_index >= p_media->cfg.i_input )
439 vlm_ControlInternal( vlm, VLM_STOP_MEDIA_INSTANCE, p_media->cfg.id, p_instance->psz_name );
440 else
441 vlm_ControlInternal( vlm, VLM_START_MEDIA_BROADCAST_INSTANCE, p_media->cfg.id, p_instance->psz_name, i_new_input_index );
443 j = 0;
445 else
447 j++;
452 /* scheduling */
453 i_time = vlm_Date();
454 i_nextschedule = 0;
456 for( i = 0; i < vlm->i_schedule; i++ )
458 mtime_t i_real_date = vlm->schedule[i]->i_date;
460 if( vlm->schedule[i]->b_enabled )
462 if( vlm->schedule[i]->i_date == 0 ) // now !
464 vlm->schedule[i]->i_date = (i_time / 1000000) * 1000000 ;
465 i_real_date = i_time;
467 else if( vlm->schedule[i]->i_period != 0 )
469 int j = 0;
470 while( vlm->schedule[i]->i_date + j *
471 vlm->schedule[i]->i_period <= i_lastcheck &&
472 ( vlm->schedule[i]->i_repeat > j ||
473 vlm->schedule[i]->i_repeat == -1 ) )
475 j++;
478 i_real_date = vlm->schedule[i]->i_date + j *
479 vlm->schedule[i]->i_period;
482 if( i_real_date <= i_time )
484 if( i_real_date > i_lastcheck )
486 for( j = 0; j < vlm->schedule[i]->i_command; j++ )
488 TAB_APPEND( i_scheduled_commands,
489 ppsz_scheduled_commands,
490 strdup(vlm->schedule[i]->command[j] ) );
494 else if( i_nextschedule == 0 || i_real_date < i_nextschedule )
496 i_nextschedule = i_real_date;
501 while( i_scheduled_commands )
503 vlm_message_t *message = NULL;
504 char *psz_command = ppsz_scheduled_commands[0];
505 ExecuteCommand( vlm, psz_command,&message );
507 /* for now, drop the message */
508 vlm_MessageDelete( message );
509 TAB_REMOVE( i_scheduled_commands,
510 ppsz_scheduled_commands,
511 psz_command );
512 free( psz_command );
515 i_lastcheck = i_time;
516 vlc_mutex_unlock( &vlm->lock );
517 vlc_restorecancel (canc);
520 return NULL;
523 /* New API
526 typedef struct
528 struct
530 int i_connection_count;
531 int i_connection_active;
532 } vod;
533 struct
535 int i_count;
536 bool b_playing;
537 int i_playing_index;
538 } broadcast;
540 } vlm_media_status_t;
543 /* */
544 static vlm_media_sys_t *vlm_ControlMediaGetById( vlm_t *p_vlm, int64_t id )
546 int i;
548 for( i = 0; i < p_vlm->i_media; i++ )
550 if( p_vlm->media[i]->cfg.id == id )
551 return p_vlm->media[i];
553 return NULL;
555 static vlm_media_sys_t *vlm_ControlMediaGetByName( vlm_t *p_vlm, const char *psz_name )
557 int i;
559 for( i = 0; i < p_vlm->i_media; i++ )
561 if( !strcmp( p_vlm->media[i]->cfg.psz_name, psz_name ) )
562 return p_vlm->media[i];
564 return NULL;
566 static int vlm_MediaDescriptionCheck( vlm_t *p_vlm, vlm_media_t *p_cfg )
568 int i;
570 if( !p_cfg || !p_cfg->psz_name ||
571 !strcmp( p_cfg->psz_name, "all" ) || !strcmp( p_cfg->psz_name, "media" ) || !strcmp( p_cfg->psz_name, "schedule" ) )
572 return VLC_EGENERIC;
574 for( i = 0; i < p_vlm->i_media; i++ )
576 if( p_vlm->media[i]->cfg.id == p_cfg->id )
577 continue;
578 if( !strcmp( p_vlm->media[i]->cfg.psz_name, p_cfg->psz_name ) )
579 return VLC_EGENERIC;
581 return VLC_SUCCESS;
585 /* Called after a media description is changed/added */
586 static int vlm_OnMediaUpdate( vlm_t *p_vlm, vlm_media_sys_t *p_media )
588 vlm_media_t *p_cfg = &p_media->cfg;
589 /* Check if we need to create/delete a vod media */
590 if( p_cfg->b_vod && p_vlm->p_vod )
592 if( !p_cfg->b_enabled && p_media->vod.p_media )
594 p_vlm->p_vod->pf_media_del( p_vlm->p_vod, p_media->vod.p_media );
595 p_media->vod.p_media = NULL;
597 else if( p_cfg->b_enabled && !p_media->vod.p_media && p_cfg->i_input )
599 /* Pre-parse the input */
600 input_thread_t *p_input;
601 char *psz_output;
602 char *psz_header;
603 char *psz_dup;
604 int i;
606 vlc_gc_decref( p_media->vod.p_item );
608 if( strstr( p_cfg->ppsz_input[0], "://" ) == NULL )
610 char *psz_uri = vlc_path2uri( p_cfg->ppsz_input[0], NULL );
611 p_media->vod.p_item = input_item_New( psz_uri,
612 p_cfg->psz_name );
613 free( psz_uri );
615 else
616 p_media->vod.p_item = input_item_New( p_cfg->ppsz_input[0],
617 p_cfg->psz_name );
619 if( p_cfg->psz_output )
621 if( asprintf( &psz_output, "%s:description", p_cfg->psz_output ) == -1 )
622 psz_output = NULL;
624 else
625 psz_output = strdup( "#description" );
627 if( psz_output && asprintf( &psz_dup, "sout=%s", psz_output ) != -1 )
629 input_item_AddOption( p_media->vod.p_item, psz_dup, VLC_INPUT_OPTION_TRUSTED );
630 free( psz_dup );
632 free( psz_output );
634 for( i = 0; i < p_cfg->i_option; i++ )
635 input_item_AddOption( p_media->vod.p_item,
636 p_cfg->ppsz_option[i], VLC_INPUT_OPTION_TRUSTED );
638 if( asprintf( &psz_header, _("Media: %s"), p_cfg->psz_name ) == -1 )
639 psz_header = NULL;
641 sout_description_data_t data;
642 TAB_INIT(data.i_es, data.es);
644 p_input = input_Create( p_vlm->p_vod, p_media->vod.p_item, psz_header, NULL );
645 if( p_input )
647 vlc_sem_t sem_preparse;
648 vlc_sem_init( &sem_preparse, 0 );
650 preparse_data_t preparse = { .p_sem = &sem_preparse,
651 .b_mux = (p_cfg->vod.psz_mux != NULL) };
652 var_AddCallback( p_input, "intf-event", InputEventPreparse,
653 &preparse );
655 data.sem = &sem_preparse;
656 var_Create( p_input, "sout-description-data", VLC_VAR_ADDRESS );
657 var_SetAddress( p_input, "sout-description-data", &data );
659 if( !input_Start( p_input ) )
660 vlc_sem_wait( &sem_preparse );
662 var_DelCallback( p_input, "intf-event", InputEventPreparse,
663 &preparse );
665 input_Stop( p_input, true );
666 input_Close( p_input );
667 vlc_sem_destroy( &sem_preparse );
669 free( psz_header );
671 /* XXX: Don't do it that way, but properly use a new input item ref. */
672 input_item_t item = *p_media->vod.p_item;;
673 if( p_cfg->vod.psz_mux )
675 const char *psz_mux;
676 if (!strcmp(p_cfg->vod.psz_mux, "ps"))
677 psz_mux = "mp2p";
678 else if (!strcmp(p_cfg->vod.psz_mux, "ts"))
679 psz_mux = "mp2t";
680 else
681 psz_mux = p_cfg->vod.psz_mux;
683 es_format_t es, *p_es = &es;
684 union {
685 char text[5];
686 unsigned char utext[5];
687 uint32_t value;
688 } fourcc;
690 sprintf( fourcc.text, "%4.4s", psz_mux );
691 for( int i = 0; i < 4; i++ )
692 fourcc.utext[i] = tolower(fourcc.utext[i]);
694 item.i_es = 1;
695 item.es = &p_es;
696 es_format_Init( &es, VIDEO_ES, fourcc.value );
698 else
700 item.i_es = data.i_es;
701 item.es = data.es;
703 p_media->vod.p_media = p_vlm->p_vod->pf_media_new( p_vlm->p_vod,
704 p_cfg->psz_name, &item );
706 TAB_CLEAN(data.i_es, data.es);
709 else if ( p_cfg->b_vod )
710 msg_Err( p_vlm, "vod server is not loaded" );
711 else
713 /* TODO start media if needed */
716 /* TODO add support of var vlm_media_broadcast/vlm_media_vod */
718 vlm_SendEventMediaChanged( p_vlm, p_cfg->id, p_cfg->psz_name );
719 return VLC_SUCCESS;
721 static int vlm_ControlMediaChange( vlm_t *p_vlm, vlm_media_t *p_cfg )
723 vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, p_cfg->id );
725 /* */
726 if( !p_media || vlm_MediaDescriptionCheck( p_vlm, p_cfg ) )
727 return VLC_EGENERIC;
728 if( ( p_media->cfg.b_vod && !p_cfg->b_vod ) || ( !p_media->cfg.b_vod && p_cfg->b_vod ) )
729 return VLC_EGENERIC;
731 if( 0 )
733 /* TODO check what are the changes being done (stop instance if needed) */
736 vlm_media_Clean( &p_media->cfg );
737 vlm_media_Copy( &p_media->cfg, p_cfg );
739 return vlm_OnMediaUpdate( p_vlm, p_media );
742 static int vlm_ControlMediaAdd( vlm_t *p_vlm, vlm_media_t *p_cfg, int64_t *p_id )
744 vlm_media_sys_t *p_media;
746 if( vlm_MediaDescriptionCheck( p_vlm, p_cfg ) || vlm_ControlMediaGetByName( p_vlm, p_cfg->psz_name ) )
748 msg_Err( p_vlm, "invalid media description" );
749 return VLC_EGENERIC;
751 /* Check if we need to load the VOD server */
752 if( p_cfg->b_vod && !p_vlm->p_vod )
754 p_vlm->p_vod = vlc_custom_create( VLC_OBJECT(p_vlm), sizeof( vod_t ),
755 "vod server" );
756 p_vlm->p_vod->p_module = module_need( p_vlm->p_vod, "vod server", "$vod-server", false );
757 if( !p_vlm->p_vod->p_module )
759 msg_Err( p_vlm, "cannot find vod server" );
760 vlc_object_release( p_vlm->p_vod );
761 p_vlm->p_vod = NULL;
762 return VLC_EGENERIC;
765 p_vlm->p_vod->p_data = p_vlm;
766 p_vlm->p_vod->pf_media_control = vlm_MediaVodControl;
769 p_media = calloc( 1, sizeof( vlm_media_sys_t ) );
770 if( !p_media )
771 return VLC_ENOMEM;
773 vlm_media_Copy( &p_media->cfg, p_cfg );
774 p_media->cfg.id = p_vlm->i_id++;
775 /* FIXME do we do something here if enabled is true ? */
777 p_media->vod.p_item = input_item_New( NULL, NULL );
779 p_media->vod.p_media = NULL;
780 TAB_INIT( p_media->i_instance, p_media->instance );
782 /* */
783 TAB_APPEND( p_vlm->i_media, p_vlm->media, p_media );
785 if( p_id )
786 *p_id = p_media->cfg.id;
788 /* */
789 vlm_SendEventMediaAdded( p_vlm, p_media->cfg.id, p_media->cfg.psz_name );
790 return vlm_OnMediaUpdate( p_vlm, p_media );
793 static int vlm_ControlMediaDel( vlm_t *p_vlm, int64_t id )
795 vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
797 if( !p_media )
798 return VLC_EGENERIC;
800 while( p_media->i_instance > 0 )
801 vlm_ControlInternal( p_vlm, VLM_STOP_MEDIA_INSTANCE, id, p_media->instance[0]->psz_name );
803 if( p_media->cfg.b_vod )
805 p_media->cfg.b_enabled = false;
806 vlm_OnMediaUpdate( p_vlm, p_media );
809 /* */
810 vlm_SendEventMediaRemoved( p_vlm, id, p_media->cfg.psz_name );
812 vlm_media_Clean( &p_media->cfg );
814 vlc_gc_decref( p_media->vod.p_item );
816 if( p_media->vod.p_media )
817 p_vlm->p_vod->pf_media_del( p_vlm->p_vod, p_media->vod.p_media );
819 TAB_REMOVE( p_vlm->i_media, p_vlm->media, p_media );
820 free( p_media );
822 return VLC_SUCCESS;
825 static int vlm_ControlMediaGets( vlm_t *p_vlm, vlm_media_t ***ppp_dsc, int *pi_dsc )
827 vlm_media_t **pp_dsc;
828 int i_dsc;
829 int i;
831 TAB_INIT( i_dsc, pp_dsc );
832 for( i = 0; i < p_vlm->i_media; i++ )
834 vlm_media_t *p_dsc = vlm_media_Duplicate( &p_vlm->media[i]->cfg );
835 TAB_APPEND( i_dsc, pp_dsc, p_dsc );
838 *ppp_dsc = pp_dsc;
839 *pi_dsc = i_dsc;
841 return VLC_SUCCESS;
843 static int vlm_ControlMediaClear( vlm_t *p_vlm )
845 while( p_vlm->i_media > 0 )
846 vlm_ControlMediaDel( p_vlm, p_vlm->media[0]->cfg.id );
848 return VLC_SUCCESS;
850 static int vlm_ControlMediaGet( vlm_t *p_vlm, int64_t id, vlm_media_t **pp_dsc )
852 vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
853 if( !p_media )
854 return VLC_EGENERIC;
856 *pp_dsc = vlm_media_Duplicate( &p_media->cfg );
857 return VLC_SUCCESS;
859 static int vlm_ControlMediaGetId( vlm_t *p_vlm, const char *psz_name, int64_t *p_id )
861 vlm_media_sys_t *p_media = vlm_ControlMediaGetByName( p_vlm, psz_name );
862 if( !p_media )
863 return VLC_EGENERIC;
865 *p_id = p_media->cfg.id;
866 return VLC_SUCCESS;
869 static vlm_media_instance_sys_t *vlm_ControlMediaInstanceGetByName( vlm_media_sys_t *p_media, const char *psz_id )
871 int i;
873 for( i = 0; i < p_media->i_instance; i++ )
875 const char *psz = p_media->instance[i]->psz_name;
876 if( ( psz == NULL && psz_id == NULL ) ||
877 ( psz && psz_id && !strcmp( psz, psz_id ) ) )
878 return p_media->instance[i];
880 return NULL;
882 static vlm_media_instance_sys_t *vlm_MediaInstanceNew( vlm_t *p_vlm, const char *psz_name )
884 vlm_media_instance_sys_t *p_instance = calloc( 1, sizeof(vlm_media_instance_sys_t) );
885 if( !p_instance )
886 return NULL;
888 p_instance->psz_name = NULL;
889 if( psz_name )
890 p_instance->psz_name = strdup( psz_name );
892 p_instance->p_item = input_item_New( NULL, NULL );
894 p_instance->i_index = 0;
895 p_instance->b_sout_keep = false;
896 p_instance->p_parent = vlc_object_create( p_vlm, sizeof (vlc_object_t) );
897 p_instance->p_input = NULL;
898 p_instance->p_input_resource = input_resource_New( p_instance->p_parent );
900 return p_instance;
902 static void vlm_MediaInstanceDelete( vlm_t *p_vlm, int64_t id, vlm_media_instance_sys_t *p_instance, vlm_media_sys_t *p_media )
904 input_thread_t *p_input = p_instance->p_input;
905 if( p_input )
907 input_Stop( p_input, true );
908 input_Join( p_input );
909 var_DelCallback( p_instance->p_input, "intf-event", InputEvent, p_media );
910 input_Release( p_input );
912 vlm_SendEventMediaInstanceStopped( p_vlm, id, p_media->cfg.psz_name );
914 input_resource_Terminate( p_instance->p_input_resource );
915 input_resource_Release( p_instance->p_input_resource );
916 vlc_object_release( p_instance->p_parent );
918 TAB_REMOVE( p_media->i_instance, p_media->instance, p_instance );
919 vlc_gc_decref( p_instance->p_item );
920 free( p_instance->psz_name );
921 free( p_instance );
925 static int vlm_ControlMediaInstanceStart( vlm_t *p_vlm, int64_t id, const char *psz_id, int i_input_index, const char *psz_vod_output )
927 vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
928 vlm_media_instance_sys_t *p_instance;
929 char *psz_log;
931 if( !p_media || !p_media->cfg.b_enabled || p_media->cfg.i_input <= 0 )
932 return VLC_EGENERIC;
934 /* TODO support multiple input for VOD with sout-keep ? */
936 if( ( p_media->cfg.b_vod && !psz_vod_output ) || ( !p_media->cfg.b_vod && psz_vod_output ) )
937 return VLC_EGENERIC;
939 if( i_input_index < 0 || i_input_index >= p_media->cfg.i_input )
940 return VLC_EGENERIC;
942 p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
943 if( !p_instance )
945 vlm_media_t *p_cfg = &p_media->cfg;
946 int i;
948 p_instance = vlm_MediaInstanceNew( p_vlm, psz_id );
949 if( !p_instance )
950 return VLC_ENOMEM;
952 if ( p_cfg->b_vod )
954 var_Create( p_instance->p_parent, "vod-media", VLC_VAR_ADDRESS );
955 var_SetAddress( p_instance->p_parent, "vod-media",
956 p_media->vod.p_media );
957 var_Create( p_instance->p_parent, "vod-session", VLC_VAR_STRING );
958 var_SetString( p_instance->p_parent, "vod-session", psz_id );
961 if( p_cfg->psz_output != NULL || psz_vod_output != NULL )
963 char *psz_buffer;
964 if( asprintf( &psz_buffer, "sout=%s%s%s",
965 p_cfg->psz_output ? p_cfg->psz_output : "",
966 (p_cfg->psz_output && psz_vod_output) ? ":" : psz_vod_output ? "#" : "",
967 psz_vod_output ? psz_vod_output : "" ) != -1 )
969 input_item_AddOption( p_instance->p_item, psz_buffer, VLC_INPUT_OPTION_TRUSTED );
970 free( psz_buffer );
974 for( i = 0; i < p_cfg->i_option; i++ )
976 if( !strcmp( p_cfg->ppsz_option[i], "sout-keep" ) )
977 p_instance->b_sout_keep = true;
978 else if( !strcmp( p_cfg->ppsz_option[i], "nosout-keep" ) || !strcmp( p_cfg->ppsz_option[i], "no-sout-keep" ) )
979 p_instance->b_sout_keep = false;
980 else
981 input_item_AddOption( p_instance->p_item, p_cfg->ppsz_option[i], VLC_INPUT_OPTION_TRUSTED );
983 TAB_APPEND( p_media->i_instance, p_media->instance, p_instance );
986 /* Stop old instance */
987 input_thread_t *p_input = p_instance->p_input;
988 if( p_input )
990 if( p_instance->i_index == i_input_index &&
991 !p_input->b_eof && !p_input->b_error )
993 if( var_GetInteger( p_input, "state" ) == PAUSE_S )
994 var_SetInteger( p_input, "state", PLAYING_S );
995 return VLC_SUCCESS;
999 input_Stop( p_input, true );
1000 input_Join( p_input );
1001 var_DelCallback( p_instance->p_input, "intf-event", InputEvent, p_media );
1002 input_Release( p_input );
1004 if( !p_instance->b_sout_keep )
1005 input_resource_TerminateSout( p_instance->p_input_resource );
1006 input_resource_TerminateVout( p_instance->p_input_resource );
1008 vlm_SendEventMediaInstanceStopped( p_vlm, id, p_media->cfg.psz_name );
1011 /* Start new one */
1012 p_instance->i_index = i_input_index;
1013 if( strstr( p_media->cfg.ppsz_input[p_instance->i_index], "://" ) == NULL )
1015 char *psz_uri = vlc_path2uri(
1016 p_media->cfg.ppsz_input[p_instance->i_index], NULL );
1017 input_item_SetURI( p_instance->p_item, psz_uri ) ;
1018 free( psz_uri );
1020 else
1021 input_item_SetURI( p_instance->p_item, p_media->cfg.ppsz_input[p_instance->i_index] ) ;
1023 if( asprintf( &psz_log, _("Media: %s"), p_media->cfg.psz_name ) != -1 )
1025 p_instance->p_input = input_Create( p_instance->p_parent,
1026 p_instance->p_item, psz_log,
1027 p_instance->p_input_resource );
1028 if( p_instance->p_input )
1030 var_AddCallback( p_instance->p_input, "intf-event", InputEvent, p_media );
1032 if( input_Start( p_instance->p_input ) != VLC_SUCCESS )
1034 var_DelCallback( p_instance->p_input, "intf-event", InputEvent, p_media );
1035 vlc_object_release( p_instance->p_input );
1036 p_instance->p_input = NULL;
1040 if( !p_instance->p_input )
1042 vlm_MediaInstanceDelete( p_vlm, id, p_instance, p_media );
1044 else
1046 vlm_SendEventMediaInstanceStarted( p_vlm, id, p_media->cfg.psz_name );
1048 free( psz_log );
1051 return VLC_SUCCESS;
1054 static int vlm_ControlMediaInstanceStop( vlm_t *p_vlm, int64_t id, const char *psz_id )
1056 vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
1057 vlm_media_instance_sys_t *p_instance;
1059 if( !p_media )
1060 return VLC_EGENERIC;
1062 p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
1063 if( !p_instance )
1064 return VLC_EGENERIC;
1066 vlm_MediaInstanceDelete( p_vlm, id, p_instance, p_media );
1068 return VLC_SUCCESS;
1070 static int vlm_ControlMediaInstancePause( vlm_t *p_vlm, int64_t id, const char *psz_id )
1072 vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
1073 vlm_media_instance_sys_t *p_instance;
1074 int i_state;
1076 if( !p_media )
1077 return VLC_EGENERIC;
1079 p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
1080 if( !p_instance || !p_instance->p_input )
1081 return VLC_EGENERIC;
1083 /* Toggle pause state */
1084 i_state = var_GetInteger( p_instance->p_input, "state" );
1085 if( i_state == PAUSE_S && !p_media->cfg.b_vod )
1086 var_SetInteger( p_instance->p_input, "state", PLAYING_S );
1087 else if( i_state == PLAYING_S )
1088 var_SetInteger( p_instance->p_input, "state", PAUSE_S );
1089 return VLC_SUCCESS;
1091 static int vlm_ControlMediaInstanceGetTimePosition( vlm_t *p_vlm, int64_t id, const char *psz_id, int64_t *pi_time, double *pd_position )
1093 vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
1094 vlm_media_instance_sys_t *p_instance;
1096 if( !p_media )
1097 return VLC_EGENERIC;
1099 p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
1100 if( !p_instance || !p_instance->p_input )
1101 return VLC_EGENERIC;
1103 if( pi_time )
1104 *pi_time = var_GetTime( p_instance->p_input, "time" );
1105 if( pd_position )
1106 *pd_position = var_GetFloat( p_instance->p_input, "position" );
1107 return VLC_SUCCESS;
1109 static int vlm_ControlMediaInstanceSetTimePosition( vlm_t *p_vlm, int64_t id, const char *psz_id, int64_t i_time, double d_position )
1111 vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
1112 vlm_media_instance_sys_t *p_instance;
1114 if( !p_media )
1115 return VLC_EGENERIC;
1117 p_instance = vlm_ControlMediaInstanceGetByName( p_media, psz_id );
1118 if( !p_instance || !p_instance->p_input )
1119 return VLC_EGENERIC;
1121 if( i_time >= 0 )
1122 return var_SetTime( p_instance->p_input, "time", i_time );
1123 else if( d_position >= 0 && d_position <= 100 )
1124 return var_SetFloat( p_instance->p_input, "position", d_position );
1125 return VLC_EGENERIC;
1128 static int vlm_ControlMediaInstanceGets( vlm_t *p_vlm, int64_t id, vlm_media_instance_t ***ppp_idsc, int *pi_instance )
1130 vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
1131 vlm_media_instance_t **pp_idsc;
1132 int i_idsc;
1133 int i;
1135 if( !p_media )
1136 return VLC_EGENERIC;
1138 TAB_INIT( i_idsc, pp_idsc );
1139 for( i = 0; i < p_media->i_instance; i++ )
1141 vlm_media_instance_sys_t *p_instance = p_media->instance[i];
1142 vlm_media_instance_t *p_idsc = vlm_media_instance_New();
1144 if( p_instance->psz_name )
1145 p_idsc->psz_name = strdup( p_instance->psz_name );
1146 if( p_instance->p_input )
1148 p_idsc->i_time = var_GetTime( p_instance->p_input, "time" );
1149 p_idsc->i_length = var_GetTime( p_instance->p_input, "length" );
1150 p_idsc->d_position = var_GetFloat( p_instance->p_input, "position" );
1151 if( var_GetInteger( p_instance->p_input, "state" ) == PAUSE_S )
1152 p_idsc->b_paused = true;
1153 p_idsc->i_rate = INPUT_RATE_DEFAULT
1154 / var_GetFloat( p_instance->p_input, "rate" );
1157 TAB_APPEND( i_idsc, pp_idsc, p_idsc );
1159 *ppp_idsc = pp_idsc;
1160 *pi_instance = i_idsc;
1161 return VLC_SUCCESS;
1164 static int vlm_ControlMediaInstanceClear( vlm_t *p_vlm, int64_t id )
1166 vlm_media_sys_t *p_media = vlm_ControlMediaGetById( p_vlm, id );
1168 if( !p_media )
1169 return VLC_EGENERIC;
1171 while( p_media->i_instance > 0 )
1172 vlm_ControlMediaInstanceStop( p_vlm, id, p_media->instance[0]->psz_name );
1174 return VLC_SUCCESS;
1177 static int vlm_ControlScheduleClear( vlm_t *p_vlm )
1179 while( p_vlm->i_schedule > 0 )
1180 vlm_ScheduleDelete( p_vlm, p_vlm->schedule[0] );
1182 return VLC_SUCCESS;
1185 static int vlm_vaControlInternal( vlm_t *p_vlm, int i_query, va_list args )
1187 vlm_media_t *p_dsc;
1188 vlm_media_t **pp_dsc;
1189 vlm_media_t ***ppp_dsc;
1190 vlm_media_instance_t ***ppp_idsc;
1191 const char *psz_id;
1192 const char *psz_vod;
1193 int64_t *p_id;
1194 int64_t id;
1195 int i_int;
1196 int *pi_int;
1198 int64_t *pi_i64;
1199 int64_t i_i64;
1200 double *pd_double;
1201 double d_double;
1203 switch( i_query )
1205 /* Media control */
1206 case VLM_GET_MEDIAS:
1207 ppp_dsc = (vlm_media_t ***)va_arg( args, vlm_media_t *** );
1208 pi_int = (int *)va_arg( args, int * );
1209 return vlm_ControlMediaGets( p_vlm, ppp_dsc, pi_int );
1211 case VLM_CLEAR_MEDIAS:
1212 return vlm_ControlMediaClear( p_vlm );
1214 case VLM_CHANGE_MEDIA:
1215 p_dsc = (vlm_media_t*)va_arg( args, vlm_media_t * );
1216 return vlm_ControlMediaChange( p_vlm, p_dsc );
1218 case VLM_ADD_MEDIA:
1219 p_dsc = (vlm_media_t*)va_arg( args, vlm_media_t * );
1220 p_id = (int64_t*)va_arg( args, int64_t * );
1221 return vlm_ControlMediaAdd( p_vlm, p_dsc, p_id );
1223 case VLM_DEL_MEDIA:
1224 id = (int64_t)va_arg( args, int64_t );
1225 return vlm_ControlMediaDel( p_vlm, id );
1227 case VLM_GET_MEDIA:
1228 id = (int64_t)va_arg( args, int64_t );
1229 pp_dsc = (vlm_media_t **)va_arg( args, vlm_media_t ** );
1230 return vlm_ControlMediaGet( p_vlm, id, pp_dsc );
1232 case VLM_GET_MEDIA_ID:
1233 psz_id = (const char*)va_arg( args, const char * );
1234 p_id = (int64_t*)va_arg( args, int64_t * );
1235 return vlm_ControlMediaGetId( p_vlm, psz_id, p_id );
1238 /* Media instance control */
1239 case VLM_GET_MEDIA_INSTANCES:
1240 id = (int64_t)va_arg( args, int64_t );
1241 ppp_idsc = (vlm_media_instance_t ***)va_arg( args, vlm_media_instance_t *** );
1242 pi_int = (int *)va_arg( args, int *);
1243 return vlm_ControlMediaInstanceGets( p_vlm, id, ppp_idsc, pi_int );
1245 case VLM_CLEAR_MEDIA_INSTANCES:
1246 id = (int64_t)va_arg( args, int64_t );
1247 return vlm_ControlMediaInstanceClear( p_vlm, id );
1250 case VLM_START_MEDIA_BROADCAST_INSTANCE:
1251 id = (int64_t)va_arg( args, int64_t );
1252 psz_id = (const char*)va_arg( args, const char* );
1253 i_int = (int)va_arg( args, int );
1254 return vlm_ControlMediaInstanceStart( p_vlm, id, psz_id, i_int, NULL );
1256 case VLM_START_MEDIA_VOD_INSTANCE:
1257 id = (int64_t)va_arg( args, int64_t );
1258 psz_id = (const char*)va_arg( args, const char* );
1259 i_int = (int)va_arg( args, int );
1260 psz_vod = (const char*)va_arg( args, const char* );
1261 if( !psz_vod )
1262 return VLC_EGENERIC;
1263 return vlm_ControlMediaInstanceStart( p_vlm, id, psz_id, i_int, psz_vod );
1265 case VLM_STOP_MEDIA_INSTANCE:
1266 id = (int64_t)va_arg( args, int64_t );
1267 psz_id = (const char*)va_arg( args, const char* );
1268 return vlm_ControlMediaInstanceStop( p_vlm, id, psz_id );
1270 case VLM_PAUSE_MEDIA_INSTANCE:
1271 id = (int64_t)va_arg( args, int64_t );
1272 psz_id = (const char*)va_arg( args, const char* );
1273 return vlm_ControlMediaInstancePause( p_vlm, id, psz_id );
1275 case VLM_GET_MEDIA_INSTANCE_TIME:
1276 id = (int64_t)va_arg( args, int64_t );
1277 psz_id = (const char*)va_arg( args, const char* );
1278 pi_i64 = (int64_t*)va_arg( args, int64_t * );
1279 return vlm_ControlMediaInstanceGetTimePosition( p_vlm, id, psz_id, pi_i64, NULL );
1280 case VLM_GET_MEDIA_INSTANCE_POSITION:
1281 id = (int64_t)va_arg( args, int64_t );
1282 psz_id = (const char*)va_arg( args, const char* );
1283 pd_double = (double*)va_arg( args, double* );
1284 return vlm_ControlMediaInstanceGetTimePosition( p_vlm, id, psz_id, NULL, pd_double );
1286 case VLM_SET_MEDIA_INSTANCE_TIME:
1287 id = (int64_t)va_arg( args, int64_t );
1288 psz_id = (const char*)va_arg( args, const char* );
1289 i_i64 = (int64_t)va_arg( args, int64_t);
1290 return vlm_ControlMediaInstanceSetTimePosition( p_vlm, id, psz_id, i_i64, -1 );
1291 case VLM_SET_MEDIA_INSTANCE_POSITION:
1292 id = (int64_t)va_arg( args, int64_t );
1293 psz_id = (const char*)va_arg( args, const char* );
1294 d_double = (double)va_arg( args, double );
1295 return vlm_ControlMediaInstanceSetTimePosition( p_vlm, id, psz_id, -1, d_double );
1297 case VLM_CLEAR_SCHEDULES:
1298 return vlm_ControlScheduleClear( p_vlm );
1300 default:
1301 msg_Err( p_vlm, "unknown VLM query" );
1302 return VLC_EGENERIC;
1306 int vlm_ControlInternal( vlm_t *p_vlm, int i_query, ... )
1308 va_list args;
1309 int i_result;
1311 va_start( args, i_query );
1312 i_result = vlm_vaControlInternal( p_vlm, i_query, args );
1313 va_end( args );
1315 return i_result;
1318 int vlm_Control( vlm_t *p_vlm, int i_query, ... )
1320 va_list args;
1321 int i_result;
1323 va_start( args, i_query );
1325 vlc_mutex_lock( &p_vlm->lock );
1326 i_result = vlm_vaControlInternal( p_vlm, i_query, args );
1327 vlc_mutex_unlock( &p_vlm->lock );
1329 va_end( args );
1331 return i_result;