1 /*****************************************************************************
2 * es_out_timeshift.c: Es Out timeshift.
3 *****************************************************************************
4 * Copyright (C) 2008 Laurent Aimar
7 * Authors: Laurent Aimar < fenrir _AT_ via _DOT_ ecp _DOT_ fr>
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 *****************************************************************************/
35 #if defined (WIN32) && !defined (UNDER_CE)
38 #ifdef HAVE_SYS_STAT_H
39 # include <sys/stat.h>
42 #include <vlc_common.h>
43 #include <vlc_charset.h>
45 #include <vlc_input.h>
46 #include <vlc_es_out.h>
47 #include <vlc_block.h>
48 #include "input_internal.h"
50 #include "es_out_timeshift.h"
52 /*****************************************************************************
54 *****************************************************************************/
108 input_thread_t *p_input;
112 int64_t i_tmp_size_max; /* Maximal temporary file size in byte */
113 char *psz_tmp_path; /* Path for temporary files */
115 /* Lock for all following fields */
121 vlc_object_t *p_thread;
124 mtime_t i_pause_date;
136 static es_out_id_t *Add ( es_out_t *, const es_format_t * );
137 static int Send ( es_out_t *, es_out_id_t *, block_t * );
138 static void Del ( es_out_t *, es_out_id_t * );
139 static int Control( es_out_t *, int i_query, va_list );
140 static void Destroy( es_out_t * );
142 static int TsStart( es_out_t * );
143 static void TsStop( es_out_t * );
144 static void *TsRun( vlc_object_t * );
146 static void CmdPush( es_out_t *, const ts_cmd_t * );
147 static int CmdPop( es_out_t *, ts_cmd_t * );
148 static void CmdClean( ts_cmd_t * );
149 static void cmd_cleanup_routine( void *p ) { CmdClean( p ); }
151 static int CmdInitAdd ( ts_cmd_t *, es_out_id_t *, const es_format_t *, bool b_copy );
152 static void CmdInitSend ( ts_cmd_t *, es_out_id_t *, block_t * );
153 static int CmdInitDel ( ts_cmd_t *, es_out_id_t * );
154 static int CmdInitControl( ts_cmd_t *, int i_query, va_list, bool b_copy );
156 static void CmdExecuteAdd ( es_out_t *, ts_cmd_t * );
157 static int CmdExecuteSend ( es_out_t *, ts_cmd_t * );
158 static void CmdExecuteDel ( es_out_t *, ts_cmd_t * );
159 static int CmdExecuteControl( es_out_t *, ts_cmd_t * );
161 static void CmdCleanAdd ( ts_cmd_t * );
162 static void CmdCleanSend ( ts_cmd_t * );
163 static void CmdCleanControl( ts_cmd_t *p_cmd );
165 static char *GetTmpPath( char *psz_path );
166 static FILE *GetTmpFile( const char *psz_path );
168 /*****************************************************************************
169 * input_EsOutTimeshiftNew:
170 *****************************************************************************/
171 es_out_t *input_EsOutTimeshiftNew( input_thread_t *p_input, es_out_t *p_next_out )
173 es_out_t *p_out = malloc( sizeof(*p_out) );
177 es_out_sys_t *p_sys = malloc( sizeof(*p_sys) );
186 p_out->pf_send = Send;
188 p_out->pf_control = Control;
189 p_out->pf_destroy = Destroy;
190 p_out->p_sys = p_sys;
191 p_out->b_sout = p_input->p->p_sout != NULL;
194 p_sys->p_input = p_input;
195 p_sys->p_out = p_next_out;
196 vlc_mutex_init_recursive( &p_sys->lock );
197 vlc_cond_init( &p_sys->wait );
199 p_sys->b_delayed = false;
200 p_sys->p_thread = NULL;
201 p_sys->b_paused = false;
202 p_sys->i_pause_date = -1;
203 p_sys->i_cmd_delay = 0;
205 TAB_INIT( p_sys->i_es, p_sys->pp_es );
206 TAB_INIT( p_sys->i_cmd, p_sys->pp_cmd );
209 * timeshift-granularity
212 p_sys->i_tmp_size_max = 50 * 1024*1024;
213 p_sys->psz_tmp_path = GetTmpPath( NULL );
218 /*****************************************************************************
220 *****************************************************************************/
221 static void Destroy( es_out_t *p_out )
223 es_out_sys_t *p_sys = p_out->p_sys;
225 if( p_sys->b_delayed )
228 TAB_CLEAN( p_sys->i_cmd, p_sys->pp_cmd );
230 while( p_sys->i_es > 0 )
231 Del( p_out, p_sys->pp_es[0] );
232 TAB_CLEAN( p_sys->i_es, p_sys->pp_es );
234 free( p_sys->psz_tmp_path );
235 vlc_cond_destroy( &p_sys->wait );
236 vlc_mutex_destroy( &p_sys->lock );
241 static es_out_id_t *Add( es_out_t *p_out, const es_format_t *p_fmt )
243 es_out_sys_t *p_sys = p_out->p_sys;
246 es_out_id_t *p_es = malloc( sizeof( *p_es ) );
250 vlc_mutex_lock( &p_sys->lock );
252 if( CmdInitAdd( &cmd, p_es, p_fmt, p_sys->b_delayed ) )
254 vlc_mutex_unlock( &p_sys->lock );
259 TAB_APPEND( p_sys->i_es, p_sys->pp_es, p_es );
261 if( p_sys->b_delayed )
262 CmdPush( p_out, &cmd );
264 CmdExecuteAdd( p_out, &cmd );
266 vlc_mutex_unlock( &p_sys->lock );
270 static int Send( es_out_t *p_out, es_out_id_t *p_es, block_t *p_block )
272 es_out_sys_t *p_sys = p_out->p_sys;
274 int i_ret = VLC_SUCCESS;
276 vlc_mutex_lock( &p_sys->lock );
278 CmdInitSend( &cmd, p_es, p_block );
279 if( p_sys->b_delayed )
280 CmdPush( p_out, &cmd );
282 i_ret = CmdExecuteSend( p_out, &cmd) ;
284 vlc_mutex_unlock( &p_sys->lock );
288 static void Del( es_out_t *p_out, es_out_id_t *p_es )
290 es_out_sys_t *p_sys = p_out->p_sys;
293 vlc_mutex_lock( &p_sys->lock );
295 CmdInitDel( &cmd, p_es );
296 if( p_sys->b_delayed )
297 CmdPush( p_out, &cmd );
299 CmdExecuteDel( p_out, &cmd );
301 TAB_REMOVE( p_sys->i_es, p_sys->pp_es, p_es );
303 vlc_mutex_unlock( &p_sys->lock );
306 static int ControlLockedGetEmpty( es_out_t *p_out, bool *pb_empty )
308 es_out_sys_t *p_sys = p_out->p_sys;
310 if( p_sys->b_delayed && p_sys->i_cmd > 0 )
313 *pb_empty = es_out_GetEmpty( p_sys->p_out );
317 static int ControlLockedGetWakeup( es_out_t *p_out, mtime_t *pi_wakeup )
319 es_out_sys_t *p_sys = p_out->p_sys;
321 if( p_sys->b_delayed )
323 assert( !p_sys->p_input->b_can_pace_control );
328 *pi_wakeup = es_out_GetWakeup( p_sys->p_out );
333 static int ControlLockedGetBuffering( es_out_t *p_out, bool *pb_buffering )
335 es_out_sys_t *p_sys = p_out->p_sys;
337 if( p_sys->b_delayed )
338 *pb_buffering = true;
340 *pb_buffering = es_out_GetBuffering( p_sys->p_out );
344 static int ControlLockedSetPauseState( es_out_t *p_out, bool b_source_paused, bool b_paused, mtime_t i_date )
346 es_out_sys_t *p_sys = p_out->p_sys;
348 if( !p_sys->b_delayed &&
349 !b_source_paused == !b_paused )
351 return es_out_SetPauseState( p_sys->p_out, b_source_paused, b_paused, i_date );
354 if( p_sys->p_input->b_can_pace_control )
356 /* XXX we may do it BUT it would be better to finish the clock clean up+improvments
357 * and so be able to advertize correctly pace control property in access
359 msg_Err( p_sys->p_input, "EsOutTimeshift does not work with streams that have space control" );
366 assert( !b_source_paused );
368 if( !p_sys->b_delayed )
371 i_ret = es_out_SetPauseState( p_sys->p_out, true, true, i_date );
375 i_ret = es_out_SetPauseState( p_sys->p_out, false, false, i_date );
382 assert( p_sys->i_pause_date > 0 );
384 p_sys->i_cmd_delay += i_date - p_sys->i_pause_date;
387 p_sys->b_paused = b_paused;
388 p_sys->i_pause_date = i_date;
390 vlc_cond_signal( &p_sys->wait );
394 static int ControlLockedSetRate( es_out_t *p_out, int i_src_rate, int i_rate )
396 es_out_sys_t *p_sys = p_out->p_sys;
398 if( !p_sys->b_delayed &&
399 i_src_rate == i_rate )
401 return es_out_SetRate( p_sys->p_out, i_src_rate, i_rate );
404 msg_Err( p_sys->p_input, "EsOutTimeshift does not yet support rate change" );
407 static int ControlLockedSetTime( es_out_t *p_out, mtime_t i_date )
409 es_out_sys_t *p_sys = p_out->p_sys;
411 if( !p_sys->b_delayed )
412 return es_out_SetTime( p_sys->p_out, i_date );
415 msg_Err( p_sys->p_input, "EsOutTimeshift does not yet support time change" );
418 static int ControlLockedSetFrameNext( es_out_t *p_out )
420 es_out_sys_t *p_sys = p_out->p_sys;
422 if( !p_sys->b_delayed )
423 return es_out_SetFrameNext( p_sys->p_out );
426 msg_Err( p_sys->p_input, "EsOutTimeshift does not yet support frame next" );
430 static int ControlLocked( es_out_t *p_out, int i_query, va_list args )
432 es_out_sys_t *p_sys = p_out->p_sys;
436 /* Invalid query for this es_out level */
437 case ES_OUT_SET_ES_BY_ID:
438 case ES_OUT_RESTART_ES_BY_ID:
439 case ES_OUT_SET_ES_DEFAULT_BY_ID:
440 case ES_OUT_SET_DELAY:
441 case ES_OUT_SET_RECORD_STATE:
445 /* TODO ? or to remove ? */
449 /* Pass-through control */
450 case ES_OUT_SET_ACTIVE:
451 case ES_OUT_GET_ACTIVE:
452 case ES_OUT_SET_MODE:
453 case ES_OUT_GET_MODE:
454 case ES_OUT_SET_GROUP:
455 case ES_OUT_GET_GROUP:
457 case ES_OUT_SET_GROUP_PCR:
458 case ES_OUT_RESET_PCR:
459 case ES_OUT_SET_NEXT_DISPLAY_TIME:
460 case ES_OUT_SET_GROUP_META:
461 case ES_OUT_SET_GROUP_EPG:
462 case ES_OUT_DEL_GROUP:
464 case ES_OUT_RESTART_ES:
465 case ES_OUT_SET_ES_DEFAULT:
466 case ES_OUT_SET_ES_STATE:
467 case ES_OUT_GET_ES_STATE:
468 case ES_OUT_SET_ES_FMT:
471 if( CmdInitControl( &cmd, i_query, args, p_sys->b_delayed ) )
473 if( p_sys->b_delayed )
475 CmdPush( p_out, &cmd );
478 return CmdExecuteControl( p_out, &cmd );
481 /* Special control */
482 case ES_OUT_GET_EMPTY:
484 bool *pb_empty = (bool*)va_arg( args, bool* );
485 return ControlLockedGetEmpty( p_out, pb_empty );
487 case ES_OUT_GET_WAKE_UP: /* TODO ? */
489 mtime_t *pi_wakeup = (mtime_t*)va_arg( args, mtime_t* );
490 return ControlLockedGetWakeup( p_out, pi_wakeup );
492 case ES_OUT_GET_BUFFERING:
494 bool *pb_buffering = (bool *)va_arg( args, bool* );
495 return ControlLockedGetBuffering( p_out, pb_buffering );
497 case ES_OUT_SET_PAUSE_STATE:
499 const bool b_source_paused = (bool)va_arg( args, int );
500 const bool b_paused = (bool)va_arg( args, int );
501 const mtime_t i_date = (mtime_t) va_arg( args, mtime_t );
503 return ControlLockedSetPauseState( p_out, b_source_paused, b_paused, i_date );
505 case ES_OUT_SET_RATE:
507 const int i_src_rate = (int)va_arg( args, int );
508 const int i_rate = (int)va_arg( args, int );
510 return ControlLockedSetRate( p_out, i_src_rate, i_rate );
512 case ES_OUT_SET_TIME:
514 const mtime_t i_date = (mtime_t)va_arg( args, mtime_t );
516 return ControlLockedSetTime( p_out, i_date );
518 case ES_OUT_SET_FRAME_NEXT:
520 return ControlLockedSetFrameNext( p_out );
524 msg_Err( p_sys->p_input, "Unknown es_out_Control query !" );
529 static int Control( es_out_t *p_out, int i_query, va_list args )
531 es_out_sys_t *p_sys = p_out->p_sys;
534 vlc_mutex_lock( &p_sys->lock );
535 i_ret = ControlLocked( p_out, i_query, args );
536 vlc_mutex_unlock( &p_sys->lock );
541 /*****************************************************************************
543 *****************************************************************************/
544 static int TsStart( es_out_t *p_out )
546 es_out_sys_t *p_sys = p_out->p_sys;
548 assert( !p_sys->b_delayed );
550 p_sys->p_thread = vlc_custom_create( p_sys->p_input, sizeof(vlc_object_t),
551 VLC_OBJECT_GENERIC, "es out timeshift" );
552 if( !p_sys->p_thread )
555 p_sys->b_delayed = true;
556 p_sys->p_thread->p_private = p_out;
557 if( vlc_thread_create( p_sys->p_thread, "es out timeshift",
558 TsRun, VLC_THREAD_PRIORITY_INPUT, false ) )
560 msg_Err( p_sys->p_input, "cannot create input thread" );
561 vlc_object_release( p_sys->p_thread );
563 p_sys->b_delayed = false;
569 static void TsStop( es_out_t *p_out )
571 es_out_sys_t *p_sys = p_out->p_sys;
573 assert( p_sys->b_delayed );
575 vlc_object_kill( p_sys->p_thread );
576 vlc_thread_join( p_sys->p_thread );
582 if( CmdPop( p_out, &cmd ) )
588 p_sys->b_delayed = false;
590 static void *TsRun( vlc_object_t *p_thread )
592 es_out_t *p_out = p_thread->p_private;
593 es_out_sys_t *p_sys = p_out->p_sys;
599 /* Pop a command to execute */
600 vlc_mutex_lock( &p_sys->lock );
601 mutex_cleanup_push( &p_sys->lock );
603 while( p_sys->b_paused || CmdPop( p_out, &cmd ) )
604 vlc_cond_wait( &p_sys->wait, &p_sys->lock );
607 vlc_mutex_unlock( &p_sys->lock );
609 /* Regulate the speed of command processing to the same one than
611 //fprintf( stderr, "d=%d - %d\n", (int)(p_sys->i_cmd_delay/1000), (int)( (mdate() - cmd.i_date - p_sys->i_cmd_delay)/1000) );
612 vlc_cleanup_push( cmd_cleanup_routine, &cmd );
614 mwait( cmd.i_date + p_sys->i_cmd_delay );
618 /* Execute the command */
619 const int canc = vlc_savecancel();
621 vlc_mutex_lock( &p_sys->lock );
625 CmdExecuteAdd( p_out, &cmd );
629 CmdExecuteSend( p_out, &cmd );
630 CmdCleanSend( &cmd );
633 CmdExecuteControl( p_out, &cmd );
634 CmdCleanControl( &cmd );
637 CmdExecuteDel( p_out, &cmd );
643 vlc_mutex_unlock( &p_sys->lock );
645 vlc_restorecancel( canc );
651 /*****************************************************************************
653 *****************************************************************************/
654 static void CmdPush( es_out_t *p_out, const ts_cmd_t *p_cmd )
656 es_out_sys_t *p_sys = p_out->p_sys;
657 ts_cmd_t *p_dup = malloc( sizeof(*p_dup) );
662 TAB_APPEND( p_sys->i_cmd, p_sys->pp_cmd, p_dup );
664 vlc_cond_signal( &p_sys->wait );
667 static int CmdPop( es_out_t *p_out, ts_cmd_t *p_cmd )
669 es_out_sys_t *p_sys = p_out->p_sys;
671 if( p_sys->i_cmd <= 0 )
674 *p_cmd = *p_sys->pp_cmd[0];
676 free( p_sys->pp_cmd[0] );
677 TAB_REMOVE( p_sys->i_cmd, p_sys->pp_cmd, p_sys->pp_cmd[0] );
681 static void CmdClean( ts_cmd_t *p_cmd )
683 switch( p_cmd->i_type )
686 CmdCleanAdd( p_cmd );
689 CmdCleanSend( p_cmd );
692 CmdCleanControl( p_cmd );
702 static int CmdInitAdd( ts_cmd_t *p_cmd, es_out_id_t *p_es, const es_format_t *p_fmt, bool b_copy )
704 p_cmd->i_type = C_ADD;
705 p_cmd->i_date = mdate();
706 p_cmd->add.p_es = p_es;
709 p_cmd->add.p_fmt = malloc( sizeof(*p_fmt) );
710 if( !p_cmd->add.p_fmt )
712 es_format_Copy( p_cmd->add.p_fmt, p_fmt );
716 p_cmd->add.p_fmt = (es_format_t*)p_fmt;
720 static void CmdExecuteAdd( es_out_t *p_out, ts_cmd_t *p_cmd )
722 es_out_sys_t *p_sys = p_out->p_sys;
724 p_cmd->add.p_es->p_es = es_out_Add( p_sys->p_out, p_cmd->add.p_fmt );
726 static void CmdCleanAdd( ts_cmd_t *p_cmd )
728 es_format_Clean( p_cmd->add.p_fmt );
729 free( p_cmd->add.p_fmt );
732 static void CmdInitSend( ts_cmd_t *p_cmd, es_out_id_t *p_es, block_t *p_block )
734 p_cmd->i_type = C_SEND;
735 p_cmd->i_date = mdate();
736 p_cmd->send.p_es = p_es;
737 p_cmd->send.p_block = p_block;
739 static int CmdExecuteSend( es_out_t *p_out, ts_cmd_t *p_cmd )
741 es_out_sys_t *p_sys = p_out->p_sys;
742 block_t *p_block = p_cmd->send.p_block;
744 p_cmd->send.p_block = NULL;
748 if( p_cmd->send.p_es->p_es )
749 return es_out_Send( p_sys->p_out, p_cmd->send.p_es->p_es, p_block );
750 block_Release( p_block );
754 static void CmdCleanSend( ts_cmd_t *p_cmd )
756 if( p_cmd->send.p_block )
757 block_Release( p_cmd->send.p_block );
760 static int CmdInitDel( ts_cmd_t *p_cmd, es_out_id_t *p_es )
762 p_cmd->i_type = C_DEL;
763 p_cmd->i_date = mdate();
764 p_cmd->del.p_es = p_es;
767 static void CmdExecuteDel( es_out_t *p_out, ts_cmd_t *p_cmd )
769 es_out_sys_t *p_sys = p_out->p_sys;
771 if( p_cmd->del.p_es->p_es )
772 es_out_Del( p_sys->p_out, p_cmd->del.p_es->p_es );
773 free( p_cmd->del.p_es );
776 static int CmdInitControl( ts_cmd_t *p_cmd, int i_query, va_list args, bool b_copy )
778 p_cmd->i_type = C_CONTROL;
779 p_cmd->i_date = mdate();
780 p_cmd->control.i_query = i_query;
781 p_cmd->control.p_meta = NULL;
782 p_cmd->control.p_epg = NULL;
783 p_cmd->control.p_fmt = NULL;
787 /* Pass-through control */
788 case ES_OUT_SET_ACTIVE: /* arg1= bool */
789 p_cmd->control.b_bool = (bool)va_arg( args, int );
792 case ES_OUT_GET_ACTIVE: /* arg1= bool* */
793 p_cmd->control.pb_bool = (bool*)va_arg( args, bool * );
796 case ES_OUT_SET_MODE: /* arg1= int */
797 case ES_OUT_SET_GROUP: /* arg1= int */
798 case ES_OUT_DEL_GROUP: /* arg1=int i_group */
799 p_cmd->control.i_int = (int)va_arg( args, int );
802 case ES_OUT_GET_MODE: /* arg2= int* */
803 case ES_OUT_GET_GROUP: /* arg1= int* */
804 p_cmd->control.pi_int = (int*)va_arg( args, int * );
807 case ES_OUT_SET_PCR: /* arg1=int64_t i_pcr(microsecond!) (using default group 0)*/
808 case ES_OUT_SET_NEXT_DISPLAY_TIME: /* arg1=int64_t i_pts(microsecond) */
809 p_cmd->control.i_i64 = (int64_t)va_arg( args, int64_t );
812 case ES_OUT_SET_GROUP_PCR: /* arg1= int i_group, arg2=int64_t i_pcr(microsecond!)*/
813 p_cmd->control.i_int = (int)va_arg( args, int );
814 p_cmd->control.i_i64 = (int64_t)va_arg( args, int64_t );
817 case ES_OUT_RESET_PCR: /* no arg */
820 case ES_OUT_SET_GROUP_META: /* arg1=int i_group arg2=vlc_meta_t* */
822 p_cmd->control.i_int = (int)va_arg( args, int );
823 vlc_meta_t *p_meta = (vlc_meta_t*)va_arg( args, vlc_meta_t * );
827 p_cmd->control.p_meta = vlc_meta_New();
828 if( !p_cmd->control.p_meta )
830 vlc_meta_Merge( p_cmd->control.p_meta, p_meta );
834 p_cmd->control.p_meta = p_meta;
839 case ES_OUT_SET_GROUP_EPG: /* arg1=int i_group arg2=vlc_epg_t* */
841 p_cmd->control.i_int = (int)va_arg( args, int );
842 vlc_epg_t *p_epg = (vlc_epg_t*)va_arg( args, vlc_epg_t * );
846 p_cmd->control.p_epg = vlc_epg_New( p_epg->psz_name );
847 if( !p_cmd->control.p_epg )
849 for( int i = 0; i < p_epg->i_event; i++ )
851 vlc_epg_event_t *p_evt = p_epg->pp_event[i];
853 vlc_epg_AddEvent( p_cmd->control.p_epg,
854 p_evt->i_start, p_evt->i_duration,
856 p_evt->psz_short_description, p_evt->psz_description );
858 vlc_epg_SetCurrent( p_cmd->control.p_epg,
859 p_epg->p_current ? p_epg->p_current->i_start : -1 );
863 p_cmd->control.p_epg = p_epg;
868 /* Modified control */
869 case ES_OUT_SET_ES: /* arg1= es_out_id_t* */
870 case ES_OUT_RESTART_ES: /* arg1= es_out_id_t* */
871 case ES_OUT_SET_ES_DEFAULT: /* arg1= es_out_id_t* */
872 p_cmd->control.p_es = (es_out_id_t*)va_arg( args, es_out_id_t * );
875 case ES_OUT_SET_ES_STATE:/* arg1= es_out_id_t* arg2=bool */
876 p_cmd->control.p_es = (es_out_id_t*)va_arg( args, es_out_id_t * );
877 p_cmd->control.b_bool = (bool)va_arg( args, int );
880 case ES_OUT_GET_ES_STATE:/* arg1= es_out_id_t* arg2=bool* */
881 p_cmd->control.p_es = (es_out_id_t*)va_arg( args, es_out_id_t * );
882 p_cmd->control.pb_bool = (bool*)va_arg( args, bool * );
885 case ES_OUT_SET_ES_FMT: /* arg1= es_out_id_t* arg2=es_format_t* */
887 p_cmd->control.p_es = (es_out_id_t*)va_arg( args, es_out_id_t * );
888 es_format_t *p_fmt = (es_format_t*)va_arg( args, es_format_t * );
892 p_cmd->control.p_fmt = malloc( sizeof(*p_fmt) );
893 if( !p_cmd->control.p_fmt )
895 es_format_Copy( p_cmd->control.p_fmt, p_fmt );
899 p_cmd->control.p_fmt = p_fmt;
911 static int CmdExecuteControl( es_out_t *p_out, ts_cmd_t *p_cmd )
913 es_out_sys_t *p_sys = p_out->p_sys;
914 const int i_query = p_cmd->control.i_query;
918 /* Pass-through control */
919 case ES_OUT_SET_ACTIVE: /* arg1= bool */
920 return es_out_Control( p_sys->p_out, i_query, p_cmd->control.b_bool );
922 case ES_OUT_GET_ACTIVE: /* arg1= bool* */
923 return es_out_Control( p_sys->p_out, i_query, p_cmd->control.pb_bool );
925 case ES_OUT_SET_MODE: /* arg1= int */
926 case ES_OUT_SET_GROUP: /* arg1= int */
927 case ES_OUT_DEL_GROUP: /* arg1=int i_group */
928 return es_out_Control( p_sys->p_out, i_query, p_cmd->control.i_int );
930 case ES_OUT_GET_MODE: /* arg2= int* */
931 case ES_OUT_GET_GROUP: /* arg1= int* */
932 return es_out_Control( p_sys->p_out, i_query, p_cmd->control.pi_int );
934 case ES_OUT_SET_PCR: /* arg1=int64_t i_pcr(microsecond!) (using default group 0)*/
935 case ES_OUT_SET_NEXT_DISPLAY_TIME: /* arg1=int64_t i_pts(microsecond) */
936 return es_out_Control( p_sys->p_out, i_query, p_cmd->control.i_i64 );
938 case ES_OUT_SET_GROUP_PCR: /* arg1= int i_group, arg2=int64_t i_pcr(microsecond!)*/
939 return es_out_Control( p_sys->p_out, i_query, p_cmd->control.i_int, p_cmd->control.i_i64 );
941 case ES_OUT_RESET_PCR: /* no arg */
942 return es_out_Control( p_sys->p_out, i_query );
944 case ES_OUT_SET_GROUP_META: /* arg1=int i_group arg2=vlc_meta_t* */
945 return es_out_Control( p_sys->p_out, i_query, p_cmd->control.i_int, p_cmd->control.p_meta );
947 case ES_OUT_SET_GROUP_EPG: /* arg1=int i_group arg2=vlc_epg_t* */
948 return es_out_Control( p_sys->p_out, i_query, p_cmd->control.i_int, p_cmd->control.p_epg );
950 /* Modified control */
951 case ES_OUT_SET_ES: /* arg1= es_out_id_t* */
952 case ES_OUT_RESTART_ES: /* arg1= es_out_id_t* */
953 case ES_OUT_SET_ES_DEFAULT: /* arg1= es_out_id_t* */
954 return es_out_Control( p_sys->p_out, i_query, p_cmd->control.p_es->p_es );
956 case ES_OUT_SET_ES_STATE:/* arg1= es_out_id_t* arg2=bool */
957 return es_out_Control( p_sys->p_out, i_query, p_cmd->control.p_es->p_es, p_cmd->control.b_bool );
959 case ES_OUT_GET_ES_STATE:/* arg1= es_out_id_t* arg2=bool* */
960 return es_out_Control( p_sys->p_out, i_query, p_cmd->control.p_es->p_es, p_cmd->control.pb_bool );
962 case ES_OUT_SET_ES_FMT: /* arg1= es_out_id_t* arg2=es_format_t* */
963 return es_out_Control( p_sys->p_out, i_query, p_cmd->control.p_es->p_es, p_cmd->control.p_fmt );
967 msg_Err( p_sys->p_input, "Unknown es_out_Control query in CmdExecuteControl!" );
971 static void CmdCleanControl( ts_cmd_t *p_cmd )
973 if( p_cmd->control.p_meta )
974 vlc_meta_Delete( p_cmd->control.p_meta );
975 if( p_cmd->control.p_epg )
976 vlc_epg_Delete( p_cmd->control.p_epg );
977 if( p_cmd->control.p_fmt )
979 es_format_Clean( p_cmd->control.p_fmt );
980 free( p_cmd->control.p_fmt );
985 /*****************************************************************************
987 *****************************************************************************/
988 static char *GetTmpPath( char *psz_path )
990 if( psz_path && *psz_path )
992 /* Make sure that the path exists and is a directory */
994 const int i_ret = utf8_stat( psz_path, &s );
996 if( i_ret < 0 && !utf8_mkdir( psz_path, 0600 ) )
998 else if( i_ret == 0 && ( s.st_mode & S_IFDIR ) )
1003 /* Create a suitable path */
1004 #if defined (WIN32) && !defined (UNDER_CE)
1005 const DWORD dwCount = GetTempPathW( 0, NULL );
1006 wchar_t *psw_path = calloc( dwCount + 1, sizeof(wchar_t) );
1009 if( GetTempPathW( dwCount + 1, psw_path ) <= 0 )
1013 psw_path = _wgetcwd( NULL, 0 );
1020 psz_path = FromWide( psw_path );
1021 while( psz_path && *psz_path && psz_path[strlen( psz_path ) - 1] == '\\' )
1022 psz_path[strlen( psz_path ) - 1] = '\0';
1027 if( !psz_path || *psz_path == '\0' )
1030 return strdup( "C:" );
1033 psz_path = strdup( "/tmp" );
1039 static FILE *GetTmpFile( const char *psz_path )
1046 if( asprintf( &psz_name, "%s/vlc-timeshift.XXXXXX", psz_path ) < 0 )
1050 fd = mkstemp( psz_name );
1057 f = fdopen( fd, "rw+" );