2 * miracle_unit.c -- DV Transmission Unit Implementation
3 * Copyright (C) 2002-2003 Ushodaya Enterprises Limited
4 * Author: Dan Dennedy <dan@dennedy.org>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software Foundation,
18 * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
27 #include <sys/ioctl.h>
30 #include <sys/types.h>
40 #include "miracle_unit.h"
41 #include "miracle_log.h"
42 #include "miracle_local.h"
44 #include <framework/mlt.h>
46 /* Forward references */
47 static void miracle_unit_status_communicate( miracle_unit
);
49 /** Allocate a new DV transmission unit.
51 \return A new miracle_unit handle.
54 miracle_unit
miracle_unit_init( int index
, char *constructor
)
56 miracle_unit
this = NULL
;
57 mlt_consumer consumer
= NULL
;
59 char *id
= strdup( constructor
);
60 char *arg
= strchr( id
, ':' );
65 consumer
= mlt_factory_consumer( id
, arg
);
67 if ( consumer
!= NULL
)
69 mlt_playlist playlist
= mlt_playlist_init( );
70 this = calloc( sizeof( miracle_unit_t
), 1 );
71 this->properties
= mlt_properties_new( );
72 mlt_properties_init( this->properties
, this );
73 mlt_properties_set_int( this->properties
, "unit", index
);
74 mlt_properties_set_int( this->properties
, "generation", 0 );
75 mlt_properties_set( this->properties
, "constructor", constructor
);
76 mlt_properties_set( this->properties
, "id", id
);
77 mlt_properties_set( this->properties
, "arg", arg
);
78 mlt_properties_set_data( this->properties
, "consumer", consumer
, 0, ( mlt_destructor
)mlt_consumer_close
, NULL
);
79 mlt_properties_set_data( this->properties
, "playlist", playlist
, 0, ( mlt_destructor
)mlt_playlist_close
, NULL
);
80 mlt_consumer_connect( consumer
, MLT_PLAYLIST_SERVICE( playlist
) );
86 static char *strip_root( miracle_unit unit
, char *file
)
88 mlt_properties properties
= unit
->properties
;
89 char *root
= mlt_properties_get( properties
, "root" );
90 if ( file
!= NULL
&& root
!= NULL
)
92 int length
= strlen( root
);
93 if ( root
[ length
- 1 ] == '/' )
95 if ( !strncmp( file
, root
, length
) )
101 /** Communicate the current status to all threads waiting on the notifier.
104 static void miracle_unit_status_communicate( miracle_unit unit
)
108 mlt_properties properties
= unit
->properties
;
109 char *root_dir
= mlt_properties_get( properties
, "root" );
110 valerie_notifier notifier
= mlt_properties_get_data( properties
, "notifier", NULL
);
111 valerie_status_t status
;
113 if ( root_dir
!= NULL
&& notifier
!= NULL
)
115 if ( miracle_unit_get_status( unit
, &status
) == 0 )
116 /* if ( !( ( status.status == unit_playing || status.status == unit_paused ) &&
117 strcmp( status.clip, "" ) &&
118 !strcmp( status.tail_clip, "" ) &&
119 status.position == 0 &&
121 status.out == 0 ) ) */
122 valerie_notifier_put( notifier
, &status
);
127 /** Set the notifier info
130 void miracle_unit_set_notifier( miracle_unit
this, valerie_notifier notifier
, char *root_dir
)
132 mlt_properties properties
= this->properties
;
133 mlt_playlist playlist
= mlt_properties_get_data( properties
, "playlist", NULL
);
134 mlt_properties playlist_properties
= MLT_PLAYLIST_PROPERTIES( playlist
);
136 mlt_properties_set( properties
, "root", root_dir
);
137 mlt_properties_set_data( properties
, "notifier", notifier
, 0, NULL
, NULL
);
138 mlt_properties_set_data( playlist_properties
, "notifier_arg", this, 0, NULL
, NULL
);
139 mlt_properties_set_data( playlist_properties
, "notifier", miracle_unit_status_communicate
, 0, NULL
, NULL
);
141 miracle_unit_status_communicate( this );
144 /** Create or locate a producer for the file specified.
147 static mlt_producer
locate_producer( miracle_unit unit
, char *file
)
149 return mlt_factory_producer( "fezzik", file
);
152 /** Update the generation count.
155 static void update_generation( miracle_unit unit
)
157 mlt_properties properties
= unit
->properties
;
158 int generation
= mlt_properties_get_int( properties
, "generation" );
159 mlt_properties_set_int( properties
, "generation", ++ generation
);
162 /** Wipe all clips on the playlist for this unit.
165 static void clear_unit( miracle_unit unit
)
167 mlt_properties properties
= unit
->properties
;
168 mlt_playlist playlist
= mlt_properties_get_data( properties
, "playlist", NULL
);
169 mlt_producer producer
= MLT_PLAYLIST_PRODUCER( playlist
);
171 mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist
) );
172 mlt_playlist_clear( playlist
);
173 mlt_producer_seek( producer
, 0 );
174 mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist
) );
176 update_generation( unit
);
179 /** Wipe all but the playing clip from the unit.
182 static void clean_unit( miracle_unit unit
)
184 mlt_properties properties
= unit
->properties
;
185 mlt_playlist playlist
= mlt_properties_get_data( properties
, "playlist", NULL
);
186 mlt_playlist_clip_info info
;
187 int current
= mlt_playlist_current_clip( playlist
);
188 mlt_producer producer
= MLT_PLAYLIST_PRODUCER( playlist
);
189 mlt_position position
= mlt_producer_frame( producer
);
190 double speed
= mlt_producer_get_speed( producer
);
191 mlt_playlist_get_clip_info( playlist
, &info
, current
);
193 if ( info
.producer
!= NULL
)
195 mlt_properties_inc_ref( MLT_PRODUCER_PROPERTIES( info
.producer
) );
196 position
-= info
.start
;
198 mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist
) );
199 mlt_playlist_append_io( playlist
, info
.producer
, info
.frame_in
, info
.frame_out
);
200 mlt_producer_seek( producer
, position
);
201 mlt_producer_set_speed( producer
, speed
);
202 mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist
) );
203 mlt_producer_close( info
.producer
);
206 update_generation( unit
);
209 /** Remove everything up to the current clip from the unit.
212 static void wipe_unit( miracle_unit unit
)
214 mlt_properties properties
= unit
->properties
;
215 mlt_playlist playlist
= mlt_properties_get_data( properties
, "playlist", NULL
);
216 mlt_playlist_clip_info info
;
217 int current
= mlt_playlist_current_clip( playlist
);
218 mlt_playlist_get_clip_info( playlist
, &info
, current
);
220 if ( info
.producer
!= NULL
&& info
.start
> 0 )
222 mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist
) );
223 mlt_playlist_remove_region( playlist
, 0, info
.start
- 1 );
224 mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist
) );
227 update_generation( unit
);
230 /** Generate a report on all loaded clips.
233 void miracle_unit_report_list( miracle_unit unit
, valerie_response response
)
236 mlt_properties properties
= unit
->properties
;
237 int generation
= mlt_properties_get_int( properties
, "generation" );
238 mlt_playlist playlist
= mlt_properties_get_data( properties
, "playlist", NULL
);
240 valerie_response_printf( response
, 1024, "%d\n", generation
);
242 for ( i
= 0; i
< mlt_playlist_count( playlist
); i
++ )
244 mlt_playlist_clip_info info
;
246 mlt_playlist_get_clip_info( playlist
, &info
, i
);
247 title
= mlt_properties_get( MLT_PRODUCER_PROPERTIES( info
.producer
), "title" );
249 title
= strip_root( unit
, info
.resource
);
250 valerie_response_printf( response
, 10240, "%d \"%s\" %d %d %d %d %.2f\n",
259 valerie_response_printf( response
, 1024, "\n" );
262 /** Load a clip into the unit clearing existing play list.
265 \param unit A miracle_unit handle.
266 \param clip The absolute file name of the clip to load.
267 \param in The starting frame (-1 for 0)
268 \param out The ending frame (-1 for maximum)
271 valerie_error_code
miracle_unit_load( miracle_unit unit
, char *clip
, int32_t in
, int32_t out
, int flush
)
273 // Now try to create a producer
274 mlt_producer instance
= locate_producer( unit
, clip
);
276 if ( instance
!= NULL
)
278 mlt_properties properties
= unit
->properties
;
279 mlt_playlist playlist
= mlt_properties_get_data( properties
, "playlist", NULL
);
280 int original
= mlt_producer_get_playtime( MLT_PLAYLIST_PRODUCER( playlist
) );
281 mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist
) );
282 mlt_playlist_append_io( playlist
, instance
, in
, out
);
283 mlt_playlist_remove_region( playlist
, 0, original
);
284 mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist
) );
285 miracle_log( LOG_DEBUG
, "loaded clip %s", clip
);
286 update_generation( unit
);
287 miracle_unit_status_communicate( unit
);
288 mlt_producer_close( instance
);
292 return valerie_invalid_file
;
295 valerie_error_code
miracle_unit_insert( miracle_unit unit
, char *clip
, int index
, int32_t in
, int32_t out
)
297 mlt_producer instance
= locate_producer( unit
, clip
);
299 if ( instance
!= NULL
)
301 mlt_properties properties
= unit
->properties
;
302 mlt_playlist playlist
= mlt_properties_get_data( properties
, "playlist", NULL
);
303 fprintf( stderr
, "inserting clip %s before %d\n", clip
, index
);
304 mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist
) );
305 mlt_playlist_insert( playlist
, instance
, index
, in
, out
);
306 mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist
) );
307 miracle_log( LOG_DEBUG
, "inserted clip %s at %d", clip
, index
);
308 update_generation( unit
);
309 miracle_unit_status_communicate( unit
);
310 mlt_producer_close( instance
);
314 return valerie_invalid_file
;
317 valerie_error_code
miracle_unit_remove( miracle_unit unit
, int index
)
319 mlt_properties properties
= unit
->properties
;
320 mlt_playlist playlist
= mlt_properties_get_data( properties
, "playlist", NULL
);
321 mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist
) );
322 mlt_playlist_remove( playlist
, index
);
323 mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist
) );
324 miracle_log( LOG_DEBUG
, "removed clip at %d", index
);
325 update_generation( unit
);
326 miracle_unit_status_communicate( unit
);
330 valerie_error_code
miracle_unit_clean( miracle_unit unit
)
333 miracle_log( LOG_DEBUG
, "Cleaned playlist" );
334 miracle_unit_status_communicate( unit
);
338 valerie_error_code
miracle_unit_wipe( miracle_unit unit
)
341 miracle_log( LOG_DEBUG
, "Wiped playlist" );
342 miracle_unit_status_communicate( unit
);
346 valerie_error_code
miracle_unit_clear( miracle_unit unit
)
348 mlt_consumer consumer
= mlt_properties_get_data( unit
->properties
, "consumer", NULL
);
350 mlt_consumer_purge( consumer
);
351 miracle_log( LOG_DEBUG
, "Cleared playlist" );
352 miracle_unit_status_communicate( unit
);
356 valerie_error_code
miracle_unit_move( miracle_unit unit
, int src
, int dest
)
358 mlt_properties properties
= unit
->properties
;
359 mlt_playlist playlist
= mlt_properties_get_data( properties
, "playlist", NULL
);
360 mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist
) );
361 mlt_playlist_move( playlist
, src
, dest
);
362 mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist
) );
363 miracle_log( LOG_DEBUG
, "moved clip %d to %d", src
, dest
);
364 update_generation( unit
);
365 miracle_unit_status_communicate( unit
);
369 /** Add a clip to the unit play list.
372 \param unit A miracle_unit handle.
373 \param clip The absolute file name of the clip to load.
374 \param in The starting frame (-1 for 0)
375 \param out The ending frame (-1 for maximum)
378 valerie_error_code
miracle_unit_append( miracle_unit unit
, char *clip
, int32_t in
, int32_t out
)
380 mlt_producer instance
= locate_producer( unit
, clip
);
382 if ( instance
!= NULL
)
384 mlt_properties properties
= unit
->properties
;
385 mlt_playlist playlist
= mlt_properties_get_data( properties
, "playlist", NULL
);
386 mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist
) );
387 mlt_playlist_append_io( playlist
, instance
, in
, out
);
388 miracle_log( LOG_DEBUG
, "appended clip %s", clip
);
389 mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist
) );
390 update_generation( unit
);
391 miracle_unit_status_communicate( unit
);
392 mlt_producer_close( instance
);
396 return valerie_invalid_file
;
399 /** Add an mlt_service to the playlist
401 \param unit A miracle_unit handle.
402 \param service the service to add
405 valerie_error_code
miracle_unit_append_service( miracle_unit unit
, mlt_service service
)
407 mlt_properties properties
= unit
->properties
;
408 mlt_playlist playlist
= mlt_properties_get_data( properties
, "playlist", NULL
);
409 mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist
) );
410 mlt_playlist_append( playlist
, ( mlt_producer
)service
);
411 mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist
) );
412 miracle_log( LOG_DEBUG
, "appended clip" );
413 update_generation( unit
);
414 miracle_unit_status_communicate( unit
);
418 /** Start playing the unit.
421 \param unit A miracle_unit handle.
422 \param speed An integer that specifies the playback rate as a
423 percentage multiplied by 100.
426 void miracle_unit_play( miracle_unit_t
*unit
, int speed
)
428 mlt_properties properties
= unit
->properties
;
429 mlt_playlist playlist
= mlt_properties_get_data( properties
, "playlist", NULL
);
430 mlt_producer producer
= MLT_PLAYLIST_PRODUCER( playlist
);
431 mlt_consumer consumer
= mlt_properties_get_data( unit
->properties
, "consumer", NULL
);
432 mlt_producer_set_speed( producer
, ( double )speed
/ 1000 );
433 mlt_consumer_start( consumer
);
434 miracle_unit_status_communicate( unit
);
439 Terminates the dv_pump and halts dv1394 transmission.
441 \param unit A miracle_unit handle.
444 void miracle_unit_terminate( miracle_unit unit
)
446 mlt_consumer consumer
= mlt_properties_get_data( unit
->properties
, "consumer", NULL
);
447 mlt_playlist playlist
= mlt_properties_get_data( unit
->properties
, "playlist", NULL
);
448 mlt_producer producer
= MLT_PLAYLIST_PRODUCER( playlist
);
449 mlt_producer_set_speed( producer
, 0 );
450 mlt_consumer_stop( consumer
);
451 miracle_unit_status_communicate( unit
);
454 /** Query the status of unit playback.
456 \param unit A miracle_unit handle.
457 \return 1 if the unit is not playing, 0 if playing.
460 int miracle_unit_has_terminated( miracle_unit unit
)
462 mlt_consumer consumer
= mlt_properties_get_data( unit
->properties
, "consumer", NULL
);
463 return mlt_consumer_is_stopped( consumer
);
466 /** Transfer the currently loaded clip to another unit
469 int miracle_unit_transfer( miracle_unit dest_unit
, miracle_unit src_unit
)
472 mlt_properties dest_properties
= dest_unit
->properties
;
473 mlt_playlist dest_playlist
= mlt_properties_get_data( dest_properties
, "playlist", NULL
);
474 mlt_properties src_properties
= src_unit
->properties
;
475 mlt_playlist src_playlist
= mlt_properties_get_data( src_properties
, "playlist", NULL
);
476 mlt_playlist tmp_playlist
= mlt_playlist_init( );
478 for ( i
= 0; i
< mlt_playlist_count( src_playlist
); i
++ )
480 mlt_playlist_clip_info info
;
481 mlt_playlist_get_clip_info( src_playlist
, &info
, i
);
482 if ( info
.producer
!= NULL
)
483 mlt_playlist_append_io( tmp_playlist
, info
.producer
, info
.frame_in
, info
.frame_out
);
486 clear_unit( src_unit
);
488 mlt_service_lock( MLT_PLAYLIST_SERVICE( dest_playlist
) );
490 for ( i
= 0; i
< mlt_playlist_count( tmp_playlist
); i
++ )
492 mlt_playlist_clip_info info
;
493 mlt_playlist_get_clip_info( tmp_playlist
, &info
, i
);
494 if ( info
.producer
!= NULL
)
495 mlt_playlist_append_io( dest_playlist
, info
.producer
, info
.frame_in
, info
.frame_out
);
498 mlt_service_unlock( MLT_PLAYLIST_SERVICE( dest_playlist
) );
500 update_generation( dest_unit
);
501 miracle_unit_status_communicate( dest_unit
);
503 mlt_playlist_close( tmp_playlist
);
508 /** Determine if unit is offline.
511 int miracle_unit_is_offline( miracle_unit unit
)
516 /** Obtain the status for a given unit
519 int miracle_unit_get_status( miracle_unit unit
, valerie_status status
)
521 int error
= unit
== NULL
;
523 memset( status
, 0, sizeof( valerie_status_t
) );
527 mlt_properties properties
= unit
->properties
;
528 mlt_playlist playlist
= mlt_properties_get_data( properties
, "playlist", NULL
);
529 mlt_producer producer
= MLT_PLAYLIST_PRODUCER( playlist
);
530 mlt_producer clip
= mlt_playlist_current( playlist
);
532 mlt_playlist_clip_info info
;
533 int clip_index
= mlt_playlist_current_clip( playlist
);
534 mlt_playlist_get_clip_info( playlist
, &info
, clip_index
);
536 if ( info
.resource
!= NULL
&& strcmp( info
.resource
, "" ) )
538 char *title
= mlt_properties_get( MLT_PRODUCER_PROPERTIES( info
.producer
), "title" );
540 title
= strip_root( unit
, info
.resource
);
541 strncpy( status
->clip
, title
, sizeof( status
->clip
) );
542 status
->speed
= (int)( mlt_producer_get_speed( producer
) * 1000.0 );
543 status
->fps
= mlt_producer_get_fps( producer
);
544 status
->in
= info
.frame_in
;
545 status
->out
= info
.frame_out
;
546 status
->position
= mlt_producer_frame( clip
);
547 status
->length
= mlt_producer_get_length( clip
);
548 strncpy( status
->tail_clip
, title
, sizeof( status
->tail_clip
) );
549 status
->tail_in
= info
.frame_in
;
550 status
->tail_out
= info
.frame_out
;
551 status
->tail_position
= mlt_producer_frame( clip
);
552 status
->tail_length
= mlt_producer_get_length( clip
);
553 status
->clip_index
= mlt_playlist_current_clip( playlist
);
554 status
->seek_flag
= 1;
557 status
->generation
= mlt_properties_get_int( properties
, "generation" );
559 if ( miracle_unit_has_terminated( unit
) )
560 status
->status
= unit_stopped
;
561 else if ( !strcmp( status
->clip
, "" ) )
562 status
->status
= unit_not_loaded
;
563 else if ( status
->speed
== 0 )
564 status
->status
= unit_paused
;
566 status
->status
= unit_playing
;
570 status
->status
= unit_undefined
;
573 status
->unit
= mlt_properties_get_int( unit
->properties
, "unit" );
578 /** Change position in the playlist.
581 void miracle_unit_change_position( miracle_unit unit
, int clip
, int32_t position
)
583 mlt_properties properties
= unit
->properties
;
584 mlt_playlist playlist
= mlt_properties_get_data( properties
, "playlist", NULL
);
585 mlt_producer producer
= MLT_PLAYLIST_PRODUCER( playlist
);
586 mlt_playlist_clip_info info
;
593 else if ( clip
>= mlt_playlist_count( playlist
) )
595 clip
= mlt_playlist_count( playlist
) - 1;
599 if ( mlt_playlist_get_clip_info( playlist
, &info
, clip
) == 0 )
601 int32_t frame_start
= info
.start
;
602 int32_t frame_offset
= position
;
604 if ( frame_offset
< 0 )
605 frame_offset
= info
.frame_out
;
606 if ( frame_offset
< info
.frame_in
)
607 frame_offset
= info
.frame_in
;
608 if ( frame_offset
>= info
.frame_out
)
609 frame_offset
= info
.frame_out
;
611 mlt_producer_seek( producer
, frame_start
+ frame_offset
- info
.frame_in
);
614 miracle_unit_status_communicate( unit
);
617 /** Get the index of the current clip.
620 int miracle_unit_get_current_clip( miracle_unit unit
)
622 mlt_properties properties
= unit
->properties
;
623 mlt_playlist playlist
= mlt_properties_get_data( properties
, "playlist", NULL
);
624 int clip_index
= mlt_playlist_current_clip( playlist
);
628 /** Set a clip's in point
631 int miracle_unit_set_clip_in( miracle_unit unit
, int index
, int32_t position
)
633 mlt_properties properties
= unit
->properties
;
634 mlt_playlist playlist
= mlt_properties_get_data( properties
, "playlist", NULL
);
635 mlt_playlist_clip_info info
;
636 int error
= mlt_playlist_get_clip_info( playlist
, &info
, index
);
640 miracle_unit_play( unit
, 0 );
641 mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist
) );
642 error
= mlt_playlist_resize_clip( playlist
, index
, position
, info
.frame_out
);
643 mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist
) );
644 update_generation( unit
);
645 miracle_unit_change_position( unit
, index
, 0 );
651 /** Set a clip's out point.
654 int miracle_unit_set_clip_out( miracle_unit unit
, int index
, int32_t position
)
656 mlt_properties properties
= unit
->properties
;
657 mlt_playlist playlist
= mlt_properties_get_data( properties
, "playlist", NULL
);
658 mlt_playlist_clip_info info
;
659 int error
= mlt_playlist_get_clip_info( playlist
, &info
, index
);
663 miracle_unit_play( unit
, 0 );
664 mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist
) );
665 error
= mlt_playlist_resize_clip( playlist
, index
, info
.frame_in
, position
);
666 mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist
) );
667 update_generation( unit
);
668 miracle_unit_status_communicate( unit
);
669 miracle_unit_change_position( unit
, index
, -1 );
675 /** Step by specified position.
678 void miracle_unit_step( miracle_unit unit
, int32_t offset
)
680 mlt_properties properties
= unit
->properties
;
681 mlt_playlist playlist
= mlt_properties_get_data( properties
, "playlist", NULL
);
682 mlt_producer producer
= MLT_PLAYLIST_PRODUCER( playlist
);
683 mlt_position position
= mlt_producer_frame( producer
);
684 mlt_producer_seek( producer
, position
+ offset
);
687 /** Set the unit's clip mode regarding in and out points.
690 //void miracle_unit_set_mode( miracle_unit unit, dv_player_clip_mode mode )
692 //dv_player player = miracle_unit_get_dv_player( unit );
693 //if ( player != NULL )
694 //dv_player_set_clip_mode( player, mode );
695 //miracle_unit_status_communicate( unit );
698 /** Get the unit's clip mode regarding in and out points.
701 //dv_player_clip_mode miracle_unit_get_mode( miracle_unit unit )
703 //dv_player player = miracle_unit_get_dv_player( unit );
704 //return dv_player_get_clip_mode( player );
707 /** Set the unit's clip mode regarding eof handling.
710 //void miracle_unit_set_eof_action( miracle_unit unit, dv_player_eof_action action )
712 //dv_player player = miracle_unit_get_dv_player( unit );
713 //dv_player_set_eof_action( player, action );
714 //miracle_unit_status_communicate( unit );
717 /** Get the unit's clip mode regarding eof handling.
720 //dv_player_eof_action miracle_unit_get_eof_action( miracle_unit unit )
722 //dv_player player = miracle_unit_get_dv_player( unit );
723 //return dv_player_get_eof_action( player );
726 int miracle_unit_set( miracle_unit unit
, char *name_value
)
728 mlt_properties properties
= NULL
;
730 if ( strncmp( name_value
, "consumer.", 9 ) )
732 mlt_playlist playlist
= mlt_properties_get_data( unit
->properties
, "playlist", NULL
);
733 properties
= MLT_PLAYLIST_PROPERTIES( playlist
);
737 mlt_consumer consumer
= mlt_properties_get_data( unit
->properties
, "consumer", NULL
);
738 properties
= MLT_CONSUMER_PROPERTIES( consumer
);
742 return mlt_properties_parse( properties
, name_value
);
745 char *miracle_unit_get( miracle_unit unit
, char *name
)
747 mlt_playlist playlist
= mlt_properties_get_data( unit
->properties
, "playlist", NULL
);
748 mlt_properties properties
= MLT_PLAYLIST_PROPERTIES( playlist
);
749 return mlt_properties_get( properties
, name
);
755 \param unit A miracle_unit handle.
758 void miracle_unit_close( miracle_unit unit
)
762 miracle_log( LOG_DEBUG
, "closing unit..." );
763 miracle_unit_terminate( unit
);
764 mlt_properties_close( unit
->properties
);
766 miracle_log( LOG_DEBUG
, "... unit closed." );