1 /*****************************************************************************
2 * es_out_timeshift.c: Es Out timeshift.
3 *****************************************************************************
4 * Copyright (C) 2008 Laurent Aimar
7 * Authors: Laurent Aimar < fenrir _AT_ videolan _DOT_ org>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 *****************************************************************************/
24 /*****************************************************************************
26 *****************************************************************************/
34 #if defined (WIN32) && !defined (UNDER_CE)
37 #ifdef HAVE_SYS_STAT_H
38 # include <sys/stat.h>
41 #include <vlc_common.h>
44 # include <vlc_charset.h>
46 #include <vlc_input.h>
47 #include <vlc_es_out.h>
48 #include <vlc_block.h>
49 #include "input_internal.h"
51 #include "es_out_timeshift.h"
53 /*****************************************************************************
55 *****************************************************************************/
57 /* XXX attribute_packed is (and MUST be) used ONLY to reduce memory usage */
58 #ifdef HAVE_ATTRIBUTE_PACKED
59 # define attribute_packed __attribute__((__packed__))
61 # define attribute_packed
72 typedef struct attribute_packed
78 typedef struct attribute_packed
83 typedef struct attribute_packed
87 int i_offset
; /* We do not use file > INT_MAX */
90 typedef struct attribute_packed
127 /* FIXME Really too big (double make the whole thing too big) */
135 mtime_t i_pts_jitter
;
141 typedef struct attribute_packed
150 ts_cmd_control_t control
;
154 typedef struct ts_storage_t ts_storage_t
;
157 ts_storage_t
*p_next
;
160 char *psz_file
; /* Filename */
161 size_t i_file_max
; /* Max size in bytes */
162 int64_t i_file_size
;/* Current size in bytes */
163 FILE *p_filew
; /* FILE handle for data writing */
164 FILE *p_filer
; /* FILE handle for data reading */
178 input_thread_t
*p_input
;
180 int64_t i_tmp_size_max
;
181 const char *psz_tmp_path
;
183 /* Lock for all following fields */
189 mtime_t i_pause_date
;
195 mtime_t i_rate_delay
;
198 mtime_t i_buffering_delay
;
201 ts_storage_t
*p_storage_r
;
202 ts_storage_t
*p_storage_w
;
215 input_thread_t
*p_input
;
219 int64_t i_tmp_size_max
; /* Maximal temporary file size in byte */
220 char *psz_tmp_path
; /* Path for temporary files */
222 /* Lock for all following fields */
227 ts_thread_t
*p_thread
;
231 bool b_input_paused_source
;
233 int i_input_rate_source
;
240 static es_out_id_t
*Add ( es_out_t
*, const es_format_t
* );
241 static int Send ( es_out_t
*, es_out_id_t
*, block_t
* );
242 static void Del ( es_out_t
*, es_out_id_t
* );
243 static int Control( es_out_t
*, int i_query
, va_list );
244 static void Destroy( es_out_t
* );
246 static int TsStart( es_out_t
* );
247 static void TsAutoStop( es_out_t
* );
249 static void TsStop( ts_thread_t
* );
250 static void TsPushCmd( ts_thread_t
*, ts_cmd_t
* );
251 static int TsPopCmdLocked( ts_thread_t
*, ts_cmd_t
*, bool b_flush
);
252 static bool TsHasCmd( ts_thread_t
* );
253 static bool TsIsUnused( ts_thread_t
* );
254 static int TsChangePause( ts_thread_t
*, bool b_source_paused
, bool b_paused
, mtime_t i_date
);
255 static int TsChangeRate( ts_thread_t
*, int i_src_rate
, int i_rate
);
257 static void *TsRun( vlc_object_t
* );
259 static ts_storage_t
*TsStorageNew( const char *psz_path
, int64_t i_tmp_size_max
);
260 static void TsStorageDelete( ts_storage_t
* );
261 static void TsStoragePack( ts_storage_t
*p_storage
);
262 static bool TsStorageIsFull( ts_storage_t
*, const ts_cmd_t
*p_cmd
);
263 static bool TsStorageIsEmpty( ts_storage_t
* );
264 static void TsStoragePushCmd( ts_storage_t
*, const ts_cmd_t
*p_cmd
, bool b_flush
);
265 static void TsStoragePopCmd( ts_storage_t
*p_storage
, ts_cmd_t
*p_cmd
, bool b_flush
);
267 static void CmdClean( ts_cmd_t
* );
268 static void cmd_cleanup_routine( void *p
) { CmdClean( p
); }
270 static int CmdInitAdd ( ts_cmd_t
*, es_out_id_t
*, const es_format_t
*, bool b_copy
);
271 static void CmdInitSend ( ts_cmd_t
*, es_out_id_t
*, block_t
* );
272 static int CmdInitDel ( ts_cmd_t
*, es_out_id_t
* );
273 static int CmdInitControl( ts_cmd_t
*, int i_query
, va_list, bool b_copy
);
276 static void CmdCleanAdd ( ts_cmd_t
* );
277 static void CmdCleanSend ( ts_cmd_t
* );
278 static void CmdCleanControl( ts_cmd_t
*p_cmd
);
280 /* XXX these functions will take the destination es_out_t */
281 static void CmdExecuteAdd ( es_out_t
*, ts_cmd_t
* );
282 static int CmdExecuteSend ( es_out_t
*, ts_cmd_t
* );
283 static void CmdExecuteDel ( es_out_t
*, ts_cmd_t
* );
284 static int CmdExecuteControl( es_out_t
*, ts_cmd_t
* );
287 static char *GetTmpPath( char *psz_path
);
288 static FILE *GetTmpFile( char **ppsz_file
, const char *psz_path
);
290 /*****************************************************************************
291 * input_EsOutTimeshiftNew:
292 *****************************************************************************/
293 es_out_t
*input_EsOutTimeshiftNew( input_thread_t
*p_input
, es_out_t
*p_next_out
, int i_rate
)
295 es_out_t
*p_out
= malloc( sizeof(*p_out
) );
299 es_out_sys_t
*p_sys
= malloc( sizeof(*p_sys
) );
308 p_out
->pf_send
= Send
;
310 p_out
->pf_control
= Control
;
311 p_out
->pf_destroy
= Destroy
;
312 p_out
->p_sys
= p_sys
;
315 p_sys
->b_input_paused
= false;
316 p_sys
->b_input_paused_source
= false;
317 p_sys
->p_input
= p_input
;
318 p_sys
->i_input_rate
= i_rate
;
319 p_sys
->i_input_rate_source
= i_rate
;
321 p_sys
->p_out
= p_next_out
;
322 vlc_mutex_init_recursive( &p_sys
->lock
);
324 p_sys
->b_delayed
= false;
325 p_sys
->p_thread
= NULL
;
327 TAB_INIT( p_sys
->i_es
, p_sys
->pp_es
);
330 const int i_tmp_size_max
= var_CreateGetInteger( p_input
, "input-timeshift-granularity" );
331 if( i_tmp_size_max
< 0 )
332 p_sys
->i_tmp_size_max
= 50*1024*1024;
334 p_sys
->i_tmp_size_max
= __MAX( i_tmp_size_max
, 1*1024*1024 );
336 char *psz_tmp_path
= var_CreateGetNonEmptyString( p_input
, "input-timeshift-path" );
337 p_sys
->psz_tmp_path
= GetTmpPath( psz_tmp_path
);
339 msg_Dbg( p_input
, "using timeshift granularity of %d MiB, in path '%s'",
340 (int)p_sys
->i_tmp_size_max
/(1024*1024), p_sys
->psz_tmp_path
);
343 #define S(t) msg_Err( p_input, "SIZEOF("#t")=%d", sizeof(t) )
355 /*****************************************************************************
357 *****************************************************************************/
358 static void Destroy( es_out_t
*p_out
)
360 es_out_sys_t
*p_sys
= p_out
->p_sys
;
362 if( p_sys
->b_delayed
)
364 TsStop( p_sys
->p_thread
);
365 p_sys
->b_delayed
= false;
368 while( p_sys
->i_es
> 0 )
369 Del( p_out
, p_sys
->pp_es
[0] );
370 TAB_CLEAN( p_sys
->i_es
, p_sys
->pp_es
);
372 free( p_sys
->psz_tmp_path
);
373 vlc_mutex_destroy( &p_sys
->lock
);
378 static es_out_id_t
*Add( es_out_t
*p_out
, const es_format_t
*p_fmt
)
380 es_out_sys_t
*p_sys
= p_out
->p_sys
;
383 es_out_id_t
*p_es
= malloc( sizeof( *p_es
) );
387 vlc_mutex_lock( &p_sys
->lock
);
391 if( CmdInitAdd( &cmd
, p_es
, p_fmt
, p_sys
->b_delayed
) )
393 vlc_mutex_unlock( &p_sys
->lock
);
398 TAB_APPEND( p_sys
->i_es
, p_sys
->pp_es
, p_es
);
400 if( p_sys
->b_delayed
)
401 TsPushCmd( p_sys
->p_thread
, &cmd
);
403 CmdExecuteAdd( p_sys
->p_out
, &cmd
);
405 vlc_mutex_unlock( &p_sys
->lock
);
409 static int Send( es_out_t
*p_out
, es_out_id_t
*p_es
, block_t
*p_block
)
411 es_out_sys_t
*p_sys
= p_out
->p_sys
;
413 int i_ret
= VLC_SUCCESS
;
415 vlc_mutex_lock( &p_sys
->lock
);
419 CmdInitSend( &cmd
, p_es
, p_block
);
420 if( p_sys
->b_delayed
)
421 TsPushCmd( p_sys
->p_thread
, &cmd
);
423 i_ret
= CmdExecuteSend( p_sys
->p_out
, &cmd
) ;
425 vlc_mutex_unlock( &p_sys
->lock
);
429 static void Del( es_out_t
*p_out
, es_out_id_t
*p_es
)
431 es_out_sys_t
*p_sys
= p_out
->p_sys
;
434 vlc_mutex_lock( &p_sys
->lock
);
438 CmdInitDel( &cmd
, p_es
);
439 if( p_sys
->b_delayed
)
440 TsPushCmd( p_sys
->p_thread
, &cmd
);
442 CmdExecuteDel( p_sys
->p_out
, &cmd
);
444 TAB_REMOVE( p_sys
->i_es
, p_sys
->pp_es
, p_es
);
446 vlc_mutex_unlock( &p_sys
->lock
);
449 static int ControlLockedGetEmpty( es_out_t
*p_out
, bool *pb_empty
)
451 es_out_sys_t
*p_sys
= p_out
->p_sys
;
453 if( p_sys
->b_delayed
&& TsHasCmd( p_sys
->p_thread
) )
456 *pb_empty
= es_out_GetEmpty( p_sys
->p_out
);
460 static int ControlLockedGetWakeup( es_out_t
*p_out
, mtime_t
*pi_wakeup
)
462 es_out_sys_t
*p_sys
= p_out
->p_sys
;
464 if( p_sys
->b_delayed
)
466 assert( !p_sys
->p_input
->p
->b_can_pace_control
);
471 *pi_wakeup
= es_out_GetWakeup( p_sys
->p_out
);
476 static int ControlLockedGetBuffering( es_out_t
*p_out
, bool *pb_buffering
)
478 es_out_sys_t
*p_sys
= p_out
->p_sys
;
480 if( p_sys
->b_delayed
)
481 *pb_buffering
= true;
483 *pb_buffering
= es_out_GetBuffering( p_sys
->p_out
);
487 static int ControlLockedSetPauseState( es_out_t
*p_out
, bool b_source_paused
, bool b_paused
, mtime_t i_date
)
489 es_out_sys_t
*p_sys
= p_out
->p_sys
;
492 if( !p_sys
->b_delayed
&& !b_source_paused
== !b_paused
)
494 i_ret
= es_out_SetPauseState( p_sys
->p_out
, b_source_paused
, b_paused
, i_date
);
498 i_ret
= VLC_EGENERIC
;
499 if( !p_sys
->p_input
->p
->b_can_pace_control
)
501 if( !p_sys
->b_delayed
)
503 if( p_sys
->b_delayed
)
504 i_ret
= TsChangePause( p_sys
->p_thread
, b_source_paused
, b_paused
, i_date
);
508 /* XXX we may do it BUT it would be better to finish the clock clean up+improvments
509 * and so be able to advertize correctly pace control property in access
511 msg_Err( p_sys
->p_input
, "EsOutTimeshift does not work with streams that have pace control" );
517 p_sys
->b_input_paused_source
= b_source_paused
;
518 p_sys
->b_input_paused
= b_paused
;
522 static int ControlLockedSetRate( es_out_t
*p_out
, int i_src_rate
, int i_rate
)
524 es_out_sys_t
*p_sys
= p_out
->p_sys
;
527 if( !p_sys
->b_delayed
&& i_src_rate
== i_rate
)
529 i_ret
= es_out_SetRate( p_sys
->p_out
, i_src_rate
, i_rate
);
533 i_ret
= VLC_EGENERIC
;
534 if( !p_sys
->p_input
->p
->b_can_pace_control
)
536 if( !p_sys
->b_delayed
)
538 if( p_sys
->b_delayed
)
539 i_ret
= TsChangeRate( p_sys
->p_thread
, i_src_rate
, i_rate
);
543 /* XXX we may do it BUT it would be better to finish the clock clean up+improvments
544 * and so be able to advertize correctly pace control property in access
546 msg_Err( p_sys
->p_input
, "EsOutTimeshift does not work with streams that have pace control" );
553 p_sys
->i_input_rate_source
= i_src_rate
;
554 p_sys
->i_input_rate
= i_rate
;
558 static int ControlLockedSetTime( es_out_t
*p_out
, mtime_t i_date
)
560 es_out_sys_t
*p_sys
= p_out
->p_sys
;
562 if( !p_sys
->b_delayed
)
563 return es_out_SetTime( p_sys
->p_out
, i_date
);
566 msg_Err( p_sys
->p_input
, "EsOutTimeshift does not yet support time change" );
569 static int ControlLockedSetFrameNext( es_out_t
*p_out
)
571 es_out_sys_t
*p_sys
= p_out
->p_sys
;
573 return es_out_SetFrameNext( p_sys
->p_out
);
576 static int ControlLocked( es_out_t
*p_out
, int i_query
, va_list args
)
578 es_out_sys_t
*p_sys
= p_out
->p_sys
;
582 /* Invalid query for this es_out level */
583 case ES_OUT_SET_ES_BY_ID
:
584 case ES_OUT_RESTART_ES_BY_ID
:
585 case ES_OUT_SET_ES_DEFAULT_BY_ID
:
586 case ES_OUT_GET_ES_OBJECTS_BY_ID
:
587 case ES_OUT_SET_DELAY
:
588 case ES_OUT_SET_RECORD_STATE
:
592 /* Pass-through control */
593 case ES_OUT_SET_MODE
:
594 case ES_OUT_SET_GROUP
:
596 case ES_OUT_SET_GROUP_PCR
:
597 case ES_OUT_RESET_PCR
:
598 case ES_OUT_SET_NEXT_DISPLAY_TIME
:
599 case ES_OUT_SET_GROUP_META
:
600 case ES_OUT_SET_GROUP_EPG
:
601 case ES_OUT_SET_ES_SCRAMBLED_STATE
:
602 case ES_OUT_DEL_GROUP
:
603 case ES_OUT_SET_META
:
605 case ES_OUT_RESTART_ES
:
606 case ES_OUT_SET_ES_DEFAULT
:
607 case ES_OUT_SET_ES_STATE
:
608 case ES_OUT_SET_ES_FMT
:
609 case ES_OUT_SET_TIMES
:
610 case ES_OUT_SET_JITTER
:
613 if( CmdInitControl( &cmd
, i_query
, args
, p_sys
->b_delayed
) )
615 if( p_sys
->b_delayed
)
617 TsPushCmd( p_sys
->p_thread
, &cmd
);
620 return CmdExecuteControl( p_sys
->p_out
, &cmd
);
623 /* Special control when delayed */
624 case ES_OUT_GET_ES_STATE
:
626 es_out_id_t
*p_es
= (es_out_id_t
*)va_arg( args
, es_out_id_t
* );
627 bool *pb_enabled
= (bool*)va_arg( args
, bool* );
629 if( p_sys
->b_delayed
)
634 return es_out_Control( p_sys
->p_out
, ES_OUT_GET_ES_STATE
, p_es
->p_es
, pb_enabled
);
636 /* Special internal input control */
637 case ES_OUT_GET_EMPTY
:
639 bool *pb_empty
= (bool*)va_arg( args
, bool* );
640 return ControlLockedGetEmpty( p_out
, pb_empty
);
642 case ES_OUT_GET_WAKE_UP
: /* TODO ? */
644 mtime_t
*pi_wakeup
= (mtime_t
*)va_arg( args
, mtime_t
* );
645 return ControlLockedGetWakeup( p_out
, pi_wakeup
);
647 case ES_OUT_GET_BUFFERING
:
649 bool *pb_buffering
= (bool *)va_arg( args
, bool* );
650 return ControlLockedGetBuffering( p_out
, pb_buffering
);
652 case ES_OUT_SET_PAUSE_STATE
:
654 const bool b_source_paused
= (bool)va_arg( args
, int );
655 const bool b_paused
= (bool)va_arg( args
, int );
656 const mtime_t i_date
= (mtime_t
) va_arg( args
, mtime_t
);
658 return ControlLockedSetPauseState( p_out
, b_source_paused
, b_paused
, i_date
);
660 case ES_OUT_SET_RATE
:
662 const int i_src_rate
= (int)va_arg( args
, int );
663 const int i_rate
= (int)va_arg( args
, int );
665 return ControlLockedSetRate( p_out
, i_src_rate
, i_rate
);
667 case ES_OUT_SET_TIME
:
669 const mtime_t i_date
= (mtime_t
)va_arg( args
, mtime_t
);
671 return ControlLockedSetTime( p_out
, i_date
);
673 case ES_OUT_SET_FRAME_NEXT
:
675 return ControlLockedSetFrameNext( p_out
);
677 case ES_OUT_GET_PCR_SYSTEM
:
679 if( p_sys
->b_delayed
)
682 mtime_t
*pi_system
= (mtime_t
*)va_arg( args
, mtime_t
* );
683 mtime_t
*pi_delay
= (mtime_t
*)va_arg( args
, mtime_t
* );
684 return es_out_ControlGetPcrSystem( p_sys
->p_out
, pi_system
, pi_delay
);
686 case ES_OUT_MODIFY_PCR_SYSTEM
:
688 const bool b_absolute
= va_arg( args
, int );
689 const mtime_t i_system
= va_arg( args
, mtime_t
);
691 if( b_absolute
&& p_sys
->b_delayed
)
694 return es_out_ControlModifyPcrSystem( p_sys
->p_out
, b_absolute
, i_system
);
696 case ES_OUT_GET_GROUP_FORCED
:
698 int *pi_group
= va_arg( args
, int * );
699 return es_out_Control( p_sys
->p_out
, ES_OUT_GET_GROUP_FORCED
, pi_group
);
704 msg_Err( p_sys
->p_input
, "Unknown es_out_Control query !" );
709 static int Control( es_out_t
*p_out
, int i_query
, va_list args
)
711 es_out_sys_t
*p_sys
= p_out
->p_sys
;
714 vlc_mutex_lock( &p_sys
->lock
);
718 i_ret
= ControlLocked( p_out
, i_query
, args
);
720 vlc_mutex_unlock( &p_sys
->lock
);
725 /*****************************************************************************
727 *****************************************************************************/
728 static void TsDestructor( vlc_object_t
*p_this
)
730 ts_thread_t
*p_ts
= (ts_thread_t
*)p_this
;
732 vlc_cond_destroy( &p_ts
->wait
);
733 vlc_mutex_destroy( &p_ts
->lock
);
735 static int TsStart( es_out_t
*p_out
)
737 es_out_sys_t
*p_sys
= p_out
->p_sys
;
740 assert( !p_sys
->b_delayed
);
742 p_sys
->p_thread
= p_ts
= vlc_custom_create( p_sys
->p_input
, sizeof(ts_thread_t
),
743 VLC_OBJECT_GENERIC
, "es out timeshift" );
747 p_ts
->i_tmp_size_max
= p_sys
->i_tmp_size_max
;
748 p_ts
->psz_tmp_path
= p_sys
->psz_tmp_path
;
749 p_ts
->p_input
= p_sys
->p_input
;
750 p_ts
->p_out
= p_sys
->p_out
;
751 vlc_mutex_init( &p_ts
->lock
);
752 vlc_cond_init( &p_ts
->wait
);
753 p_ts
->b_paused
= p_sys
->b_input_paused
&& !p_sys
->b_input_paused_source
;
754 p_ts
->i_pause_date
= p_ts
->b_paused
? mdate() : -1;
755 p_ts
->i_rate_source
= p_sys
->i_input_rate_source
;
756 p_ts
->i_rate
= p_sys
->i_input_rate
;
757 p_ts
->i_rate_date
= -1;
758 p_ts
->i_rate_delay
= 0;
759 p_ts
->i_buffering_delay
= 0;
760 p_ts
->i_cmd_delay
= 0;
761 p_ts
->p_storage_r
= NULL
;
762 p_ts
->p_storage_w
= NULL
;
764 vlc_object_set_destructor( p_ts
, TsDestructor
);
766 p_sys
->b_delayed
= true;
767 if( vlc_thread_create( p_ts
, TsRun
, VLC_THREAD_PRIORITY_INPUT
) )
769 msg_Err( p_sys
->p_input
, "cannot create input thread" );
771 vlc_object_release( p_ts
);
773 p_sys
->b_delayed
= false;
779 static void TsAutoStop( es_out_t
*p_out
)
781 es_out_sys_t
*p_sys
= p_out
->p_sys
;
783 if( !p_sys
->b_delayed
|| !TsIsUnused( p_sys
->p_thread
) )
786 msg_Warn( p_sys
->p_input
, "es out timeshift: auto stop" );
787 TsStop( p_sys
->p_thread
);
789 p_sys
->b_delayed
= false;
791 static void TsStop( ts_thread_t
*p_ts
)
793 vlc_object_kill( p_ts
);
794 vlc_thread_join( p_ts
);
796 vlc_mutex_lock( &p_ts
->lock
);
801 if( TsPopCmdLocked( p_ts
, &cmd
, true ) )
806 assert( !p_ts
->p_storage_r
|| !p_ts
->p_storage_r
->p_next
);
807 if( p_ts
->p_storage_r
)
808 TsStorageDelete( p_ts
->p_storage_r
);
809 vlc_mutex_unlock( &p_ts
->lock
);
811 vlc_object_release( p_ts
);
813 static void TsPushCmd( ts_thread_t
*p_ts
, ts_cmd_t
*p_cmd
)
815 vlc_mutex_lock( &p_ts
->lock
);
817 if( !p_ts
->p_storage_w
|| TsStorageIsFull( p_ts
->p_storage_w
, p_cmd
) )
819 ts_storage_t
*p_storage
= TsStorageNew( p_ts
->psz_tmp_path
, p_ts
->i_tmp_size_max
);
824 vlc_mutex_unlock( &p_ts
->lock
);
825 /* TODO warn the user (but only once) */
829 if( !p_ts
->p_storage_w
)
831 p_ts
->p_storage_r
= p_ts
->p_storage_w
= p_storage
;
835 TsStoragePack( p_ts
->p_storage_w
);
836 p_ts
->p_storage_w
->p_next
= p_storage
;
837 p_ts
->p_storage_w
= p_storage
;
841 /* TODO return error and warn the user (but only once) */
842 TsStoragePushCmd( p_ts
->p_storage_w
, p_cmd
, p_ts
->p_storage_r
== p_ts
->p_storage_w
);
844 vlc_cond_signal( &p_ts
->wait
);
846 vlc_mutex_unlock( &p_ts
->lock
);
848 static int TsPopCmdLocked( ts_thread_t
*p_ts
, ts_cmd_t
*p_cmd
, bool b_flush
)
850 vlc_assert_locked( &p_ts
->lock
);
852 if( TsStorageIsEmpty( p_ts
->p_storage_r
) )
855 TsStoragePopCmd( p_ts
->p_storage_r
, p_cmd
, b_flush
);
857 while( p_ts
->p_storage_r
&& TsStorageIsEmpty( p_ts
->p_storage_r
) )
859 ts_storage_t
*p_next
= p_ts
->p_storage_r
->p_next
;
863 TsStorageDelete( p_ts
->p_storage_r
);
864 p_ts
->p_storage_r
= p_next
;
869 static bool TsHasCmd( ts_thread_t
*p_ts
)
873 vlc_mutex_lock( &p_ts
->lock
);
874 b_cmd
= TsStorageIsEmpty( p_ts
->p_storage_r
);
875 vlc_mutex_unlock( &p_ts
->lock
);
879 static bool TsIsUnused( ts_thread_t
*p_ts
)
883 vlc_mutex_lock( &p_ts
->lock
);
884 b_unused
= !p_ts
->b_paused
&&
885 p_ts
->i_rate
== p_ts
->i_rate_source
&&
886 TsStorageIsEmpty( p_ts
->p_storage_r
);
887 vlc_mutex_unlock( &p_ts
->lock
);
891 static int TsChangePause( ts_thread_t
*p_ts
, bool b_source_paused
, bool b_paused
, mtime_t i_date
)
893 vlc_mutex_lock( &p_ts
->lock
);
898 assert( !b_source_paused
);
899 i_ret
= es_out_SetPauseState( p_ts
->p_out
, true, true, i_date
);
903 i_ret
= es_out_SetPauseState( p_ts
->p_out
, false, false, i_date
);
910 assert( p_ts
->i_pause_date
> 0 );
912 p_ts
->i_cmd_delay
+= i_date
- p_ts
->i_pause_date
;
915 p_ts
->b_paused
= b_paused
;
916 p_ts
->i_pause_date
= i_date
;
918 vlc_cond_signal( &p_ts
->wait
);
920 vlc_mutex_unlock( &p_ts
->lock
);
923 static int TsChangeRate( ts_thread_t
*p_ts
, int i_src_rate
, int i_rate
)
927 vlc_mutex_lock( &p_ts
->lock
);
928 p_ts
->i_cmd_delay
+= p_ts
->i_rate_delay
;
930 p_ts
->i_rate_date
= -1;
931 p_ts
->i_rate_delay
= 0;
932 p_ts
->i_rate
= i_rate
;
933 p_ts
->i_rate_source
= i_src_rate
;
935 i_ret
= es_out_SetRate( p_ts
->p_out
, i_rate
, i_rate
);
936 vlc_mutex_unlock( &p_ts
->lock
);
941 static void *TsRun( vlc_object_t
*p_thread
)
943 ts_thread_t
*p_ts
= (ts_thread_t
*)p_thread
;
944 mtime_t i_buffering_date
= -1;
952 /* Pop a command to execute */
953 vlc_mutex_lock( &p_ts
->lock
);
954 mutex_cleanup_push( &p_ts
->lock
);
958 const int canc
= vlc_savecancel();
959 b_buffering
= es_out_GetBuffering( p_ts
->p_out
);
961 if( ( !p_ts
->b_paused
|| b_buffering
) && !TsPopCmdLocked( p_ts
, &cmd
, false ) )
963 vlc_restorecancel( canc
);
966 vlc_restorecancel( canc
);
968 vlc_cond_wait( &p_ts
->wait
, &p_ts
->lock
);
971 if( b_buffering
&& i_buffering_date
< 0 )
973 i_buffering_date
= cmd
.i_date
;
975 else if( i_buffering_date
> 0 )
977 p_ts
->i_buffering_delay
+= i_buffering_date
- cmd
.i_date
; /* It is < 0 */
979 i_buffering_date
= cmd
.i_date
;
981 i_buffering_date
= -1;
984 if( p_ts
->i_rate_date
< 0 )
985 p_ts
->i_rate_date
= cmd
.i_date
;
987 p_ts
->i_rate_delay
= 0;
988 if( p_ts
->i_rate_source
!= p_ts
->i_rate
)
990 const mtime_t i_duration
= cmd
.i_date
- p_ts
->i_rate_date
;
991 p_ts
->i_rate_delay
= i_duration
* p_ts
->i_rate
/ p_ts
->i_rate_source
- i_duration
;
993 if( p_ts
->i_cmd_delay
+ p_ts
->i_rate_delay
+ p_ts
->i_buffering_delay
< 0 && p_ts
->i_rate
!= p_ts
->i_rate_source
)
995 const int canc
= vlc_savecancel();
997 /* Auto reset to rate 1.0 */
998 msg_Warn( p_ts
->p_input
, "es out timeshift: auto reset rate to %d", p_ts
->i_rate_source
);
1000 p_ts
->i_cmd_delay
= 0;
1001 p_ts
->i_buffering_delay
= 0;
1003 p_ts
->i_rate_delay
= 0;
1004 p_ts
->i_rate_date
= -1;
1005 p_ts
->i_rate
= p_ts
->i_rate_source
;
1007 if( !es_out_SetRate( p_ts
->p_out
, p_ts
->i_rate_source
, p_ts
->i_rate
) )
1009 vlc_value_t val
= { .i_int
= p_ts
->i_rate
};
1011 * FIXME it is perfectly safe BUT it is ugly as it may hide a
1012 * rate change requested by user */
1013 input_ControlPush( p_ts
->p_input
, INPUT_CONTROL_SET_RATE
, &val
);
1016 vlc_restorecancel( canc
);
1018 i_deadline
= cmd
.i_date
+ p_ts
->i_cmd_delay
+ p_ts
->i_rate_delay
+ p_ts
->i_buffering_delay
;
1022 /* Regulate the speed of command processing to the same one than
1024 vlc_cleanup_push( cmd_cleanup_routine
, &cmd
);
1026 mwait( i_deadline
);
1030 /* Execute the command */
1031 const int canc
= vlc_savecancel();
1032 switch( cmd
.i_type
)
1035 CmdExecuteAdd( p_ts
->p_out
, &cmd
);
1036 CmdCleanAdd( &cmd
);
1039 CmdExecuteSend( p_ts
->p_out
, &cmd
);
1040 CmdCleanSend( &cmd
);
1043 CmdExecuteControl( p_ts
->p_out
, &cmd
);
1044 CmdCleanControl( &cmd
);
1047 CmdExecuteDel( p_ts
->p_out
, &cmd
);
1053 vlc_restorecancel( canc
);
1059 /*****************************************************************************
1061 *****************************************************************************/
1062 static ts_storage_t
*TsStorageNew( const char *psz_tmp_path
, int64_t i_tmp_size_max
)
1064 ts_storage_t
*p_storage
= calloc( 1, sizeof(ts_storage_t
) );
1069 p_storage
->p_next
= NULL
;
1072 p_storage
->i_file_max
= i_tmp_size_max
;
1073 p_storage
->i_file_size
= 0;
1074 p_storage
->p_filew
= GetTmpFile( &p_storage
->psz_file
, psz_tmp_path
);
1075 if( p_storage
->psz_file
)
1076 p_storage
->p_filer
= vlc_fopen( p_storage
->psz_file
, "rb" );
1079 p_storage
->i_cmd_w
= 0;
1080 p_storage
->i_cmd_r
= 0;
1081 p_storage
->i_cmd_max
= 30000;
1082 p_storage
->p_cmd
= malloc( p_storage
->i_cmd_max
* sizeof(*p_storage
->p_cmd
) );
1083 //fprintf( stderr, "\nSTORAGE name=%s size=%d KiB\n", p_storage->psz_file, p_storage->i_cmd_max * sizeof(*p_storage->p_cmd) /1024 );
1085 if( !p_storage
->p_cmd
|| !p_storage
->p_filew
|| !p_storage
->p_filer
)
1087 TsStorageDelete( p_storage
);
1092 static void TsStorageDelete( ts_storage_t
*p_storage
)
1094 while( p_storage
->i_cmd_r
< p_storage
->i_cmd_w
)
1098 TsStoragePopCmd( p_storage
, &cmd
, true );
1102 free( p_storage
->p_cmd
);
1104 if( p_storage
->p_filer
)
1105 fclose( p_storage
->p_filer
);
1106 if( p_storage
->p_filew
)
1107 fclose( p_storage
->p_filew
);
1109 if( p_storage
->psz_file
)
1111 vlc_unlink( p_storage
->psz_file
);
1112 free( p_storage
->psz_file
);
1117 static void TsStoragePack( ts_storage_t
*p_storage
)
1119 /* Try to release a bit of memory */
1120 if( p_storage
->i_cmd_w
>= p_storage
->i_cmd_max
)
1123 p_storage
->i_cmd_max
= __MAX( p_storage
->i_cmd_w
, 1 );
1125 ts_cmd_t
*p_new
= realloc( p_storage
->p_cmd
, p_storage
->i_cmd_max
* sizeof(*p_storage
->p_cmd
) );
1127 p_storage
->p_cmd
= p_new
;
1129 static bool TsStorageIsFull( ts_storage_t
*p_storage
, const ts_cmd_t
*p_cmd
)
1131 if( p_cmd
&& p_cmd
->i_type
== C_SEND
&& p_storage
->i_cmd_w
> 0 )
1133 size_t i_size
= sizeof(*p_cmd
->u
.send
.p_block
) + p_cmd
->u
.send
.p_block
->i_buffer
;
1135 if( p_storage
->i_file_size
+ i_size
>= p_storage
->i_file_max
)
1138 return p_storage
->i_cmd_w
>= p_storage
->i_cmd_max
;
1140 static bool TsStorageIsEmpty( ts_storage_t
*p_storage
)
1142 return !p_storage
|| p_storage
->i_cmd_r
>= p_storage
->i_cmd_w
;
1144 static void TsStoragePushCmd( ts_storage_t
*p_storage
, const ts_cmd_t
*p_cmd
, bool b_flush
)
1146 ts_cmd_t cmd
= *p_cmd
;
1148 assert( !TsStorageIsFull( p_storage
, p_cmd
) );
1150 if( cmd
.i_type
== C_SEND
)
1152 block_t
*p_block
= cmd
.u
.send
.p_block
;
1154 cmd
.u
.send
.p_block
= NULL
;
1155 cmd
.u
.send
.i_offset
= ftell( p_storage
->p_filew
);
1157 if( fwrite( p_block
, sizeof(*p_block
), 1, p_storage
->p_filew
) != 1 )
1159 block_Release( p_block
);
1162 p_storage
->i_file_size
+= sizeof(*p_block
);
1163 if( p_block
->i_buffer
> 0 )
1165 if( fwrite( p_block
->p_buffer
, p_block
->i_buffer
, 1, p_storage
->p_filew
) != 1 )
1167 block_Release( p_block
);
1171 p_storage
->i_file_size
+= p_block
->i_buffer
;
1172 block_Release( p_block
);
1175 fflush( p_storage
->p_filew
);
1177 p_storage
->p_cmd
[p_storage
->i_cmd_w
++] = cmd
;
1179 static void TsStoragePopCmd( ts_storage_t
*p_storage
, ts_cmd_t
*p_cmd
, bool b_flush
)
1181 assert( !TsStorageIsEmpty( p_storage
) );
1183 *p_cmd
= p_storage
->p_cmd
[p_storage
->i_cmd_r
++];
1184 if( p_cmd
->i_type
== C_SEND
)
1189 !fseek( p_storage
->p_filer
, p_cmd
->u
.send
.i_offset
, SEEK_SET
) &&
1190 fread( &block
, sizeof(block
), 1, p_storage
->p_filer
) == 1 )
1192 block_t
*p_block
= block_Alloc( block
.i_buffer
);
1195 p_block
->i_dts
= block
.i_dts
;
1196 p_block
->i_pts
= block
.i_pts
;
1197 p_block
->i_flags
= block
.i_flags
;
1198 p_block
->i_length
= block
.i_length
;
1199 p_block
->i_rate
= block
.i_rate
;
1200 p_block
->i_nb_samples
= block
.i_nb_samples
;
1201 p_block
->i_buffer
= fread( p_block
->p_buffer
, 1, block
.i_buffer
, p_storage
->p_filer
);
1203 p_cmd
->u
.send
.p_block
= p_block
;
1207 //fprintf( stderr, "TsStoragePopCmd: %m\n" );
1208 p_cmd
->u
.send
.p_block
= block_Alloc( 1 );
1213 /*****************************************************************************
1215 *****************************************************************************/
1216 static void CmdClean( ts_cmd_t
*p_cmd
)
1218 switch( p_cmd
->i_type
)
1221 CmdCleanAdd( p_cmd
);
1224 CmdCleanSend( p_cmd
);
1227 CmdCleanControl( p_cmd
);
1237 static int CmdInitAdd( ts_cmd_t
*p_cmd
, es_out_id_t
*p_es
, const es_format_t
*p_fmt
, bool b_copy
)
1239 p_cmd
->i_type
= C_ADD
;
1240 p_cmd
->i_date
= mdate();
1241 p_cmd
->u
.add
.p_es
= p_es
;
1244 p_cmd
->u
.add
.p_fmt
= malloc( sizeof(*p_fmt
) );
1245 if( !p_cmd
->u
.add
.p_fmt
)
1246 return VLC_EGENERIC
;
1247 es_format_Copy( p_cmd
->u
.add
.p_fmt
, p_fmt
);
1251 p_cmd
->u
.add
.p_fmt
= (es_format_t
*)p_fmt
;
1255 static void CmdExecuteAdd( es_out_t
*p_out
, ts_cmd_t
*p_cmd
)
1257 p_cmd
->u
.add
.p_es
->p_es
= es_out_Add( p_out
, p_cmd
->u
.add
.p_fmt
);
1259 static void CmdCleanAdd( ts_cmd_t
*p_cmd
)
1261 es_format_Clean( p_cmd
->u
.add
.p_fmt
);
1262 free( p_cmd
->u
.add
.p_fmt
);
1265 static void CmdInitSend( ts_cmd_t
*p_cmd
, es_out_id_t
*p_es
, block_t
*p_block
)
1267 p_cmd
->i_type
= C_SEND
;
1268 p_cmd
->i_date
= mdate();
1269 p_cmd
->u
.send
.p_es
= p_es
;
1270 p_cmd
->u
.send
.p_block
= p_block
;
1272 static int CmdExecuteSend( es_out_t
*p_out
, ts_cmd_t
*p_cmd
)
1274 block_t
*p_block
= p_cmd
->u
.send
.p_block
;
1276 p_cmd
->u
.send
.p_block
= NULL
;
1280 if( p_cmd
->u
.send
.p_es
->p_es
)
1281 return es_out_Send( p_out
, p_cmd
->u
.send
.p_es
->p_es
, p_block
);
1282 block_Release( p_block
);
1284 return VLC_EGENERIC
;
1286 static void CmdCleanSend( ts_cmd_t
*p_cmd
)
1288 if( p_cmd
->u
.send
.p_block
)
1289 block_Release( p_cmd
->u
.send
.p_block
);
1292 static int CmdInitDel( ts_cmd_t
*p_cmd
, es_out_id_t
*p_es
)
1294 p_cmd
->i_type
= C_DEL
;
1295 p_cmd
->i_date
= mdate();
1296 p_cmd
->u
.del
.p_es
= p_es
;
1299 static void CmdExecuteDel( es_out_t
*p_out
, ts_cmd_t
*p_cmd
)
1301 if( p_cmd
->u
.del
.p_es
->p_es
)
1302 es_out_Del( p_out
, p_cmd
->u
.del
.p_es
->p_es
);
1303 free( p_cmd
->u
.del
.p_es
);
1306 static int CmdInitControl( ts_cmd_t
*p_cmd
, int i_query
, va_list args
, bool b_copy
)
1308 p_cmd
->i_type
= C_CONTROL
;
1309 p_cmd
->i_date
= mdate();
1310 p_cmd
->u
.control
.i_query
= i_query
;
1314 /* Pass-through control */
1315 case ES_OUT_SET_MODE
: /* arg1= int */
1316 case ES_OUT_SET_GROUP
: /* arg1= int */
1317 case ES_OUT_DEL_GROUP
: /* arg1=int i_group */
1318 p_cmd
->u
.control
.u
.i_int
= (int)va_arg( args
, int );
1321 case ES_OUT_SET_PCR
: /* arg1=int64_t i_pcr(microsecond!) (using default group 0)*/
1322 case ES_OUT_SET_NEXT_DISPLAY_TIME
: /* arg1=int64_t i_pts(microsecond) */
1323 p_cmd
->u
.control
.u
.i_i64
= (int64_t)va_arg( args
, int64_t );
1326 case ES_OUT_SET_GROUP_PCR
: /* arg1= int i_group, arg2=int64_t i_pcr(microsecond!)*/
1327 p_cmd
->u
.control
.u
.int_i64
.i_int
= (int)va_arg( args
, int );
1328 p_cmd
->u
.control
.u
.int_i64
.i_i64
= (int64_t)va_arg( args
, int64_t );
1331 case ES_OUT_SET_ES_SCRAMBLED_STATE
:
1332 p_cmd
->u
.control
.u
.es_bool
.p_es
= (es_out_id_t
*)va_arg( args
, es_out_id_t
* );
1333 p_cmd
->u
.control
.u
.es_bool
.b_bool
= (bool)va_arg( args
, int );
1336 case ES_OUT_RESET_PCR
: /* no arg */
1339 case ES_OUT_SET_META
: /* arg1=const vlc_meta_t* */
1340 case ES_OUT_SET_GROUP_META
: /* arg1=int i_group arg2=const vlc_meta_t* */
1342 if( i_query
== ES_OUT_SET_GROUP_META
)
1343 p_cmd
->u
.control
.u
.int_meta
.i_int
= (int)va_arg( args
, int );
1344 const vlc_meta_t
*p_meta
= va_arg( args
, const vlc_meta_t
* );
1348 p_cmd
->u
.control
.u
.int_meta
.p_meta
= vlc_meta_New();
1349 if( !p_cmd
->u
.control
.u
.int_meta
.p_meta
)
1350 return VLC_EGENERIC
;
1351 vlc_meta_Merge( p_cmd
->u
.control
.u
.int_meta
.p_meta
, p_meta
);
1355 /* The cast is only needed to avoid warning */
1356 p_cmd
->u
.control
.u
.int_meta
.p_meta
= (vlc_meta_t
*)p_meta
;
1361 case ES_OUT_SET_GROUP_EPG
: /* arg1=int i_group arg2=const vlc_epg_t* */
1363 p_cmd
->u
.control
.u
.int_epg
.i_int
= (int)va_arg( args
, int );
1364 const vlc_epg_t
*p_epg
= va_arg( args
, const vlc_epg_t
* );
1368 p_cmd
->u
.control
.u
.int_epg
.p_epg
= vlc_epg_New( p_epg
->psz_name
);
1369 if( !p_cmd
->u
.control
.u
.int_epg
.p_epg
)
1370 return VLC_EGENERIC
;
1371 for( int i
= 0; i
< p_epg
->i_event
; i
++ )
1373 vlc_epg_event_t
*p_evt
= p_epg
->pp_event
[i
];
1375 vlc_epg_AddEvent( p_cmd
->u
.control
.u
.int_epg
.p_epg
,
1376 p_evt
->i_start
, p_evt
->i_duration
,
1378 p_evt
->psz_short_description
, p_evt
->psz_description
);
1380 vlc_epg_SetCurrent( p_cmd
->u
.control
.u
.int_epg
.p_epg
,
1381 p_epg
->p_current
? p_epg
->p_current
->i_start
: -1 );
1385 /* The cast is only needed to avoid warning */
1386 p_cmd
->u
.control
.u
.int_epg
.p_epg
= (vlc_epg_t
*)p_epg
;
1391 /* Modified control */
1392 case ES_OUT_SET_ES
: /* arg1= es_out_id_t* */
1393 case ES_OUT_RESTART_ES
: /* arg1= es_out_id_t* */
1394 case ES_OUT_SET_ES_DEFAULT
: /* arg1= es_out_id_t* */
1395 p_cmd
->u
.control
.u
.p_es
= (es_out_id_t
*)va_arg( args
, es_out_id_t
* );
1398 case ES_OUT_SET_ES_STATE
:/* arg1= es_out_id_t* arg2=bool */
1399 p_cmd
->u
.control
.u
.es_bool
.p_es
= (es_out_id_t
*)va_arg( args
, es_out_id_t
* );
1400 p_cmd
->u
.control
.u
.es_bool
.b_bool
= (bool)va_arg( args
, int );
1403 case ES_OUT_SET_ES_FMT
: /* arg1= es_out_id_t* arg2=es_format_t* */
1405 p_cmd
->u
.control
.u
.es_fmt
.p_es
= (es_out_id_t
*)va_arg( args
, es_out_id_t
* );
1406 es_format_t
*p_fmt
= (es_format_t
*)va_arg( args
, es_format_t
* );
1410 p_cmd
->u
.control
.u
.es_fmt
.p_fmt
= malloc( sizeof(*p_fmt
) );
1411 if( !p_cmd
->u
.control
.u
.es_fmt
.p_fmt
)
1412 return VLC_EGENERIC
;
1413 es_format_Copy( p_cmd
->u
.control
.u
.es_fmt
.p_fmt
, p_fmt
);
1417 p_cmd
->u
.control
.u
.es_fmt
.p_fmt
= p_fmt
;
1421 case ES_OUT_SET_TIMES
:
1423 double f_position
= (double)va_arg( args
, double );
1424 mtime_t i_time
= (mtime_t
)va_arg( args
, mtime_t
);
1425 mtime_t i_length
= (mtime_t
)va_arg( args
, mtime_t
);
1427 p_cmd
->u
.control
.u
.times
.f_position
= f_position
;
1428 p_cmd
->u
.control
.u
.times
.i_time
= i_time
;
1429 p_cmd
->u
.control
.u
.times
.i_length
= i_length
;
1432 case ES_OUT_SET_JITTER
:
1434 mtime_t i_pts_delay
= (mtime_t
)va_arg( args
, mtime_t
);
1435 mtime_t i_pts_jitter
= (mtime_t
)va_arg( args
, mtime_t
);
1436 int i_cr_average
= (int)va_arg( args
, int );
1438 p_cmd
->u
.control
.u
.jitter
.i_pts_delay
= i_pts_delay
;
1439 p_cmd
->u
.control
.u
.jitter
.i_pts_jitter
= i_pts_jitter
;
1440 p_cmd
->u
.control
.u
.jitter
.i_cr_average
= i_cr_average
;
1446 return VLC_EGENERIC
;
1451 static int CmdExecuteControl( es_out_t
*p_out
, ts_cmd_t
*p_cmd
)
1453 const int i_query
= p_cmd
->u
.control
.i_query
;
1457 /* Pass-through control */
1458 case ES_OUT_SET_MODE
: /* arg1= int */
1459 case ES_OUT_SET_GROUP
: /* arg1= int */
1460 case ES_OUT_DEL_GROUP
: /* arg1=int i_group */
1461 return es_out_Control( p_out
, i_query
, p_cmd
->u
.control
.u
.i_int
);
1463 case ES_OUT_SET_PCR
: /* arg1=int64_t i_pcr(microsecond!) (using default group 0)*/
1464 case ES_OUT_SET_NEXT_DISPLAY_TIME
: /* arg1=int64_t i_pts(microsecond) */
1465 return es_out_Control( p_out
, i_query
, p_cmd
->u
.control
.u
.i_i64
);
1467 case ES_OUT_SET_GROUP_PCR
: /* arg1= int i_group, arg2=int64_t i_pcr(microsecond!)*/
1468 return es_out_Control( p_out
, i_query
, p_cmd
->u
.control
.u
.int_i64
.i_int
,
1469 p_cmd
->u
.control
.u
.int_i64
.i_i64
);
1471 case ES_OUT_RESET_PCR
: /* no arg */
1472 return es_out_Control( p_out
, i_query
);
1474 case ES_OUT_SET_GROUP_META
: /* arg1=int i_group arg2=const vlc_meta_t* */
1475 return es_out_Control( p_out
, i_query
, p_cmd
->u
.control
.u
.int_meta
.i_int
,
1476 p_cmd
->u
.control
.u
.int_meta
.p_meta
);
1478 case ES_OUT_SET_GROUP_EPG
: /* arg1=int i_group arg2=const vlc_epg_t* */
1479 return es_out_Control( p_out
, i_query
, p_cmd
->u
.control
.u
.int_epg
.i_int
,
1480 p_cmd
->u
.control
.u
.int_epg
.p_epg
);
1482 case ES_OUT_SET_ES_SCRAMBLED_STATE
: /* arg1=int es_out_id_t* arg2=bool */
1483 return es_out_Control( p_out
, i_query
, p_cmd
->u
.control
.u
.es_bool
.p_es
->p_es
,
1484 p_cmd
->u
.control
.u
.es_bool
.b_bool
);
1486 case ES_OUT_SET_META
: /* arg1=const vlc_meta_t* */
1487 return es_out_Control( p_out
, i_query
, p_cmd
->u
.control
.u
.int_meta
.p_meta
);
1489 /* Modified control */
1490 case ES_OUT_SET_ES
: /* arg1= es_out_id_t* */
1491 case ES_OUT_RESTART_ES
: /* arg1= es_out_id_t* */
1492 case ES_OUT_SET_ES_DEFAULT
: /* arg1= es_out_id_t* */
1493 return es_out_Control( p_out
, i_query
, p_cmd
->u
.control
.u
.p_es
->p_es
);
1495 case ES_OUT_SET_ES_STATE
:/* arg1= es_out_id_t* arg2=bool */
1496 return es_out_Control( p_out
, i_query
, p_cmd
->u
.control
.u
.es_bool
.p_es
->p_es
,
1497 p_cmd
->u
.control
.u
.es_bool
.b_bool
);
1499 case ES_OUT_SET_ES_FMT
: /* arg1= es_out_id_t* arg2=es_format_t* */
1500 return es_out_Control( p_out
, i_query
, p_cmd
->u
.control
.u
.es_fmt
.p_es
->p_es
,
1501 p_cmd
->u
.control
.u
.es_fmt
.p_fmt
);
1503 case ES_OUT_SET_TIMES
:
1504 return es_out_Control( p_out
, i_query
, p_cmd
->u
.control
.u
.times
.f_position
,
1505 p_cmd
->u
.control
.u
.times
.i_time
,
1506 p_cmd
->u
.control
.u
.times
.i_length
);
1507 case ES_OUT_SET_JITTER
:
1508 return es_out_Control( p_out
, i_query
, p_cmd
->u
.control
.u
.jitter
.i_pts_delay
,
1509 p_cmd
->u
.control
.u
.jitter
.i_pts_jitter
,
1510 p_cmd
->u
.control
.u
.jitter
.i_cr_average
);
1514 return VLC_EGENERIC
;
1517 static void CmdCleanControl( ts_cmd_t
*p_cmd
)
1519 if( ( p_cmd
->u
.control
.i_query
== ES_OUT_SET_GROUP_META
||
1520 p_cmd
->u
.control
.i_query
== ES_OUT_SET_META
) &&
1521 p_cmd
->u
.control
.u
.int_meta
.p_meta
)
1523 vlc_meta_Delete( p_cmd
->u
.control
.u
.int_meta
.p_meta
);
1525 else if( p_cmd
->u
.control
.i_query
== ES_OUT_SET_GROUP_EPG
&&
1526 p_cmd
->u
.control
.u
.int_epg
.p_epg
)
1528 vlc_epg_Delete( p_cmd
->u
.control
.u
.int_epg
.p_epg
);
1530 else if( p_cmd
->u
.control
.i_query
== ES_OUT_SET_ES_FMT
&&
1531 p_cmd
->u
.control
.u
.es_fmt
.p_fmt
)
1533 es_format_Clean( p_cmd
->u
.control
.u
.es_fmt
.p_fmt
);
1534 free( p_cmd
->u
.control
.u
.es_fmt
.p_fmt
);
1539 /*****************************************************************************
1541 *****************************************************************************/
1542 static char *GetTmpPath( char *psz_path
)
1544 if( psz_path
&& *psz_path
)
1546 /* Make sure that the path exists and is a directory */
1548 const int i_ret
= vlc_stat( psz_path
, &s
);
1550 if( i_ret
< 0 && !vlc_mkdir( psz_path
, 0600 ) )
1552 else if( i_ret
== 0 && ( s
.st_mode
& S_IFDIR
) )
1557 /* Create a suitable path */
1558 #if defined (WIN32) && !defined (UNDER_CE)
1559 const DWORD dwCount
= GetTempPathW( 0, NULL
);
1560 wchar_t *psw_path
= calloc( dwCount
+ 1, sizeof(wchar_t) );
1563 if( GetTempPathW( dwCount
+ 1, psw_path
) <= 0 )
1567 psw_path
= _wgetcwd( NULL
, 0 );
1574 psz_path
= FromWide( psw_path
);
1575 while( psz_path
&& *psz_path
&& psz_path
[strlen( psz_path
) - 1] == '\\' )
1576 psz_path
[strlen( psz_path
) - 1] = '\0';
1581 if( !psz_path
|| *psz_path
== '\0' )
1584 return strdup( "C:" );
1587 psz_path
= strdup( DIR_SEP
"tmp" );
1593 static FILE *GetTmpFile( char **ppsz_file
, const char *psz_path
)
1601 if( asprintf( &psz_name
, "%s/vlc-timeshift.XXXXXX", psz_path
) < 0 )
1605 fd
= vlc_mkstemp( psz_name
);
1606 *ppsz_file
= psz_name
;
1612 f
= fdopen( fd
, "w+b" );