3 * Copyright (C) 2010 Adam Williams <broadcast at earthling dot net>
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 #include "automation.h"
25 #include "bcsignals.h"
29 #include "edlsession.h"
34 #include "localsession.h"
37 #include "mainsession.h"
38 #include "pluginserver.h"
39 #include "pluginset.h"
42 #include "trackcanvas.h"
44 #include "trackscroll.h"
45 #include "transition.h"
46 #include "transportque.h"
50 int Tracks::blade(double position)
52 for( Track *track=first; track!=0; track=track->next ) {
53 if( !track->record ) continue;
54 track->blade(position);
59 int Tracks::clear(double start, double end, int clear_plugins, int edit_autos)
63 for(current_track = first;
65 current_track = current_track->next)
67 if(current_track->record)
69 current_track->clear(start,
73 clear_plugins, // edit_plugins
81 void Tracks::clear_automation(double selectionstart, double selectionend)
85 for(current_track = first; current_track; current_track = current_track->next)
87 if(current_track->record)
89 current_track->clear_automation(selectionstart,
97 void Tracks::clear_transitions(double start, double end)
99 for(Track *current_track = first;
101 current_track = current_track->next)
103 if(current_track->record)
105 int64_t start_units = current_track->to_units(start, 0);
106 int64_t end_units = current_track->to_units(end, 0);
108 for(Edit *current_edit = current_track->edits->first;
110 current_edit = current_edit->next)
112 if(current_edit->startproject >= start_units &&
113 current_edit->startproject < end_units &&
114 current_edit->transition)
116 current_edit->detach_transition();
123 void Tracks::shuffle_edits(double start, double end)
125 // This doesn't affect automation or effects
126 // Labels follow the first track.
128 for(Track *current_track = first;
130 current_track = current_track->next)
132 if(current_track->record)
134 current_track->shuffle_edits(start, end, first_track);
141 void Tracks::reverse_edits(double start, double end)
143 // This doesn't affect automation or effects
144 // Labels follow the first track.
146 for(Track *current_track = first;
148 current_track = current_track->next)
150 if(current_track->record)
152 current_track->reverse_edits(start, end, first_track);
158 void Tracks::align_edits(double start, double end)
160 // This doesn't affect automation or effects
161 ArrayList<double> times;
163 for(Track *current_track = first;
165 current_track = current_track->next)
167 if(current_track->record)
169 current_track->align_edits(start, end, ×);
174 void Tracks::set_edit_length(double start, double end, double length)
177 for(Track *current_track = first;
179 current_track = current_track->next)
181 if(current_track->record)
183 #define USE_FLOATING_LENGTHS
185 #ifdef USE_FLOATING_LENGTHS
188 // The first edit anchors the length offsets.
189 // Round edits up & down so they end where they would if they all had floating point lengths.
190 //int first_edit = 1;
191 int64_t start_units = current_track->to_units(start, 0);
192 int64_t end_units = current_track->to_units(end, 0);
193 // Total time of edits accumulated, in track units
194 int64_t total_units = 0;
195 // Number of length offsets added so far
196 int total_lengths = 0;
198 for(Edit *current_edit = current_track->edits->last;
200 current_edit = current_edit->previous)
202 if(current_edit->startproject >= start_units &&
203 current_edit->startproject + current_edit->length <= end_units)
205 // Calculate true length based on number of length offsets & total time
206 double end_time = (1 + total_lengths) * length;
207 int64_t length_units = current_track->to_units(end_time, 0) -
209 if(length_units < 1) length_units = 1;
210 //printf("Tracks::set_edit_length %d %f %f\n", __LINE__,
211 // end_time, current_track->from_units(total_units));
212 total_units += length_units;
214 // Go in using the edit handle interface
215 int64_t starting_length = current_edit->length;
217 if(length_units < current_edit->length)
219 current_edit->shift_end_in(MOVE_ALL_EDITS,
220 current_edit->startproject + length_units,
221 current_edit->startproject + current_edit->length,
223 edl->session->labels_follow_edits,
224 edl->session->plugins_follow_edits,
225 edl->session->autos_follow_edits,
230 current_edit->shift_end_out(MOVE_ALL_EDITS,
231 current_edit->startproject + length_units,
232 current_edit->startproject + current_edit->length,
234 edl->session->labels_follow_edits,
235 edl->session->plugins_follow_edits,
236 edl->session->autos_follow_edits,
240 int64_t ending_length = current_edit->length;
242 if(edl->session->labels_follow_edits && first_track)
244 // printf("Tracks::set_edit_length %d %f %f\n",
246 // current_track->from_units(current_edit->startproject + starting_length),
247 // current_track->from_units(current_edit->startproject + ending_length));
248 edl->labels->modify_handles(
249 current_track->from_units(current_edit->startproject + starting_length),
250 current_track->from_units(current_edit->startproject + ending_length),
264 #else // USE_FLOATING_LENGTHS
266 // The first edit anchors the length offsets.
267 // The idea was to round edits up & down so they end where they should
268 // if they all had floating point lengths. It's easier just to make sure the framerate
269 // is divisible by the required length.
270 // int first_edit = 1;
271 int64_t start_units = current_track->to_units(start, 0);
272 int64_t end_units = current_track->to_units(end, 0);
273 int64_t length_units = current_track->to_units(length, 1);
274 // Starting time of the length offsets in seconds
275 // double start_time = 0;
276 // Number of length offsets added so far
277 // int total_lengths = 0;
279 for(Edit *current_edit = current_track->edits->last;
281 current_edit = current_edit->previous)
283 if(current_edit->startproject >= start_units &&
284 current_edit->startproject + current_edit->length <= end_units)
286 // Calculate starting time of length offsets
289 // start_time = current_track->from_units(current_edit->startproject);
292 // Calculate true length based on number of length offsets
293 // double end_time = start_time + (1 + total_lengths) * length;
294 // int64_t length_units = current_track->to_units(end_time, 0) -
295 // current_edit->startproject;
296 // if(length_units < 1) length_units = 1;
298 // Go in using the edit handle interface
299 int64_t starting_length = current_edit->length;
301 if(length_units < current_edit->length)
303 current_edit->shift_end_in(MOVE_ALL_EDITS,
304 current_edit->startproject + length_units,
305 current_edit->startproject + current_edit->length,
307 edl->session->labels_follow_edits,
308 edl->session->plugins_follow_edits,
309 edl->session->autos_follow_edits,
314 current_edit->shift_end_out(MOVE_ALL_EDITS,
315 current_edit->startproject + length_units,
316 current_edit->startproject + current_edit->length,
318 edl->session->labels_follow_edits,
319 edl->session->plugins_follow_edits,
320 edl->session->autos_follow_edits,
324 int64_t ending_length = current_edit->length;
326 if(edl->session->labels_follow_edits && first_track)
328 // printf("Tracks::set_edit_length %d %f %f\n",
330 // current_track->from_units(current_edit->startproject + starting_length),
331 // current_track->from_units(current_edit->startproject + ending_length));
332 edl->labels->modify_handles(
333 current_track->from_units(current_edit->startproject + starting_length),
334 current_track->from_units(current_edit->startproject + ending_length),
345 #endif // !USE_FLOATING_LENGTHS
352 void Tracks::set_transition_length(double start, double end, double length)
354 for(Track *current_track = first;
356 current_track = current_track->next)
358 if(current_track->record)
360 int64_t start_units = current_track->to_units(start, 0);
361 int64_t end_units = current_track->to_units(end, 0);
363 for(Edit *current_edit = current_track->edits->first;
365 current_edit = current_edit->next)
367 if(current_edit->startproject >= start_units &&
368 current_edit->startproject < end_units &&
369 current_edit->transition)
371 current_edit->transition->length =
372 current_track->to_units(length, 1);
373 if( current_edit == current_track->edits->last &&
374 current_edit->silence() ) {
375 current_edit->length = current_edit->transition->length;
383 void Tracks::set_transition_length(Transition *transition, double length)
385 // Must verify existence of transition
387 if(!transition) return;
388 for(Track *current_track = first;
389 current_track && !done;
390 current_track = current_track->next)
392 for(Edit *current_edit = current_track->edits->first;
393 current_edit && !done;
394 current_edit = current_edit->next)
396 if(current_edit->transition == transition)
398 transition->length = current_track->to_units(length, 1);
399 if( current_edit == current_track->edits->last &&
400 current_edit->silence() ) {
401 current_edit->length = current_edit->transition->length;
409 void Tracks::paste_transitions(double start, double end, int track_type, char* title)
412 for( Track *track=first; track; track=track->next ) {
413 if( !track->record || track->data_type != track_type ) continue;
414 for( Edit *edit=track->edits->first; edit; edit=edit->next ) {
415 if( !edit->is_selected ) continue;
416 edit->insert_transition(title);
421 clear_selected_edits();
425 for( Track *track=first; track; track=track->next ) {
426 if( !track->record || track->data_type != track_type ) continue;
427 int64_t start_units = track->to_units(start, 0);
428 int64_t end_units = track->to_units(end, 0);
429 if( start_units == end_units ) {
430 for( Edit *edit = track->edits->first; edit; edit = edit->next) {
431 int64_t edit_start = edit->startproject;
432 int64_t edit_end = edit_start + edit->length;
433 if( edit_start > start_units ) continue;
434 if( start_units == track->edits->length() ) {
435 double length = edl->session->default_transition_length;
436 int64_t units = track->to_units(length, 1);
437 edit = track->edits->
438 create_silence(start_units, start_units+units);
440 else if( start_units >= edit_end ) continue;
441 edit->insert_transition(title);
445 for( Edit *edit=track->edits->first; edit; edit=edit->next) {
446 int64_t edit_start = edit->startproject;
447 if( !edit_start ) continue;
448 if( edit_start >= start_units && edit_start < end_units ) {
449 edit->insert_transition(title);
456 void Tracks::set_automation_mode(double selectionstart,
460 Track* current_track;
462 for(current_track = first; current_track; current_track = current_track->next)
464 if(current_track->record)
466 current_track->set_automation_mode(selectionstart,
473 int Tracks::clear_default_keyframe()
475 for(Track *current = first; current; current = NEXT)
478 current->clear_automation(0, 0, 0, 1);
483 int Tracks::clear_handle(double start,
485 double &longest_distance,
490 Track* current_track;
493 for(current_track = first; current_track; current_track = current_track->next)
495 if(current_track->record)
497 current_track->clear_handle(start,
503 if(distance > longest_distance) longest_distance = distance;
510 int Tracks::copy_automation(double selectionstart,
516 // called by MWindow::copy_automation for copying automation alone
517 Track* current_track;
519 file->tag.set_title("AUTO_CLIPBOARD");
520 file->tag.set_property("LENGTH", selectionend - selectionstart);
521 file->tag.set_property("FRAMERATE", edl->session->frame_rate);
522 file->tag.set_property("SAMPLERATE", edl->session->sample_rate);
524 file->append_newline();
525 file->append_newline();
527 for(current_track = first;
529 current_track = current_track->next)
531 if(current_track->record)
533 current_track->copy_automation(selectionstart,
541 file->tag.set_title("/AUTO_CLIPBOARD");
543 file->append_newline();
544 file->terminate_string();
548 // int Tracks::copy_default_keyframe(FileXML *file)
550 // copy_automation(0, 0, file, 1, 0);
554 int Tracks::delete_tracks()
556 int total_deleted = 0;
562 Track *next_track = 0;
563 for (Track* current = first; current && done; current = next_track)
565 next_track = current->next;
568 delete_track(current);
576 return total_deleted;
579 void Tracks::move_edits(ArrayList<Edit*> *in_edits, Track *track, double position,
580 int edit_labels, int edit_plugins, int edit_autos, int mode)
582 // have to make a copy, optimize kills edits
583 ArrayList<Edit*> edits;
584 for( int i=0; i<in_edits->size(); ++i ) {
585 Edit *edit = in_edits->get(i);
586 Edit *new_edit = new Edit(edit->edl, edit->track);
587 new_edit->copy_from(edit);
588 edits.append(new_edit);
591 int current_aedit = 0, current_vedit = 0;
592 //printf("Tracks::move_edits 1\n");
593 for( Track *dest_track=track; dest_track; dest_track=dest_track->next ) {
594 if( !dest_track->record ) continue;
595 // Need a local copy of the source edit since the original source edit may
596 // change in the editing operation.
598 Edit *source_edit = 0;
599 Track *clip_track = 0;
600 switch( dest_track->data_type ) {
602 while( current_aedit < edits.size() ) {
603 Edit *edit = edits[current_aedit++];
604 if( edit->track->data_type == TRACK_AUDIO ) {
606 ATrack *atrack = new ATrack(dest_track->edl, 0);
607 atrack->create_objects();
614 while( current_vedit < edits.size() ) {
615 Edit *edit = edits[current_vedit++];
616 if( edit->track->data_type == TRACK_VIDEO ) {
618 VTrack *vtrack = new VTrack(dest_track->edl, 0);
619 vtrack->create_objects();
626 if( !source_edit ) continue;
628 Track *source_track = source_edit->track;
629 int64_t start = source_edit->startproject;
630 int64_t length = source_edit->length, end = start + length;
631 double source_start = source_track->from_units(start);
632 double source_end = source_track->from_units(start+length);
633 double len = source_end - source_start;
634 double dest_start = position;
635 double dest_end = dest_start + len;
637 if( edit_labels && dest_track == track ) {
639 Labels labels(0, "LABELS");
640 source_edit->edl->labels->copy(source_start, source_end, &label_xml);
641 source_edit->edl->labels->clear(source_start, source_end, mode);
642 if( !label_xml.read_tag() )
643 labels.load(&label_xml, LOAD_ALL);
644 double pos = dest_start;
645 if( mode && source_start < dest_start ) pos -= len;
646 edl->labels->insert_labels(&labels, pos, len, mode);
651 source_track->copy(source_start, source_end, &track_xml, "");
652 if( !track_xml.read_tag() )
653 clip_track->load(&track_xml, 0, LOAD_ALL);
655 if( !mode ) { // mute and overwrite
656 source_track->clear(start, end, 1, 0,
657 edit_plugins, edit_autos, 0);
658 source_track->edits->paste_silence(start, end);
660 source_track->shift_keyframes(start, length);
662 int n = source_track->plugin_set.size();
663 if( n > 0 ) dest_track->expand_view = 1;
664 for( int k=0; k<n; ++k )
665 source_track->plugin_set[k]->paste_silence(start, end, 1);
667 dest_track->clear(dest_start, dest_end, 1, 0,
668 edit_plugins, edit_autos, 0);
669 dest_track->insert_track(clip_track, dest_start, 0,
670 edit_plugins, edit_autos, len);
672 else { // cut and paste
673 dest_track->insert_track(clip_track, dest_start, 0,
674 edit_plugins, edit_autos, len);
675 if( source_track == dest_track && dest_start < source_start ) {
676 source_start += len; source_end += len;
678 source_track->clear(source_start, source_end, 1, 0,
679 edit_plugins, edit_autos, 0);
683 dest_track->optimize();
686 edits.remove_all_objects();
689 void Tracks::move_effect(Plugin *plugin, Track *track, int64_t position)
691 Track *source_track = plugin->track;
693 // Create a new plugin set
694 double start = track->from_units(position);
695 double length = track->from_units(plugin->length);
697 result = track->insert_effect("", &plugin->shared_location, 0, 0,
698 start, length, plugin->plugin_type);
699 result->copy_from(plugin);
700 result->shift(position - plugin->startproject);
702 // Clear new plugin from old set
703 plugin->plugin_set->clear(plugin->startproject,
704 plugin->startproject + plugin->length,
705 edl->session->autos_follow_edits);
707 source_track->optimize();
710 void Tracks::move_effect(Plugin *plugin, PluginSet *plugin_set, int64_t position)
712 // src/dest track must be the same
713 // replace plugin in source plugin_set with silence
714 PluginSet *src_plugin_set = plugin->plugin_set;
715 Plugin *silent = new Plugin(edl, src_plugin_set, "");
716 silent->startproject = plugin->startproject;
717 silent->length = plugin->length;
718 src_plugin_set->insert_after(plugin, silent);
719 src_plugin_set->remove_pointer(plugin);
720 // truncate previous plugin
721 Plugin *dest = (Plugin *)plugin_set->editof(position, PLAY_FORWARD, 0);
722 // add plugin after dest
723 plugin_set->insert_after(dest, plugin);
725 dest->length = position - dest->startproject;
726 if( dest->length < 0 ) dest->length = 0;
728 // update plugin position
729 plugin->startproject = position;
730 plugin->plugin_set = plugin_set;
731 plugin->edits = plugin_set;
732 src_plugin_set->track->optimize();
735 int Tracks::concatenate_tracks(int edit_plugins, int edit_autos)
737 Track *output_track, *first_output_track, *input_track;
738 int i, data_type = TRACK_AUDIO;
743 for(i = 0; i < 2; i++)
745 // Get first output track
746 for(output_track = first;
748 output_track = output_track->next)
749 if(output_track->data_type == data_type &&
750 output_track->record) break;
752 first_output_track = output_track;
754 // Get first input track
755 for(input_track = first;
757 input_track = input_track->next)
759 if(input_track->data_type == data_type &&
761 !input_track->record) break;
765 if(output_track && input_track)
767 // Transfer input track to end of output track one at a time
770 output_start = output_track->get_length();
771 output_track->insert_track(input_track,
778 // Get next source and destination
779 for(input_track = input_track->next;
781 input_track = input_track->next)
784 if(input_track->data_type == data_type &&
785 !input_track->record &&
786 input_track->play) break;
789 for(output_track = output_track->next;
791 output_track = output_track->next)
793 if(output_track->data_type == data_type &&
794 output_track->record) break;
799 output_track = first_output_track;
805 if(data_type == TRACK_AUDIO) data_type = TRACK_VIDEO;
811 int Tracks::delete_all_tracks()
813 while(last) delete last;
818 void Tracks::change_modules(int old_location, int new_location, int do_swap)
820 for(Track* current = first ; current; current = current->next)
822 current->change_modules(old_location, new_location, do_swap);
826 void Tracks::change_plugins(SharedLocation &old_location, SharedLocation &new_location, int do_swap)
828 for(Track* current = first ; current; current = current->next)
830 current->change_plugins(old_location, new_location, do_swap);
836 // =========================================== EDL editing
839 int Tracks::copy(double start,
843 const char *output_path)
846 if(start == end && !all) return 1;
854 if(current->record || all)
856 current->copy(start, end, file,output_path);
865 int Tracks::move_track_up(Track *track)
867 Track *next_track = track->previous;
868 if(!next_track) next_track = last;
870 change_modules(number_of(track), number_of(next_track), 1);
872 // printf("Tracks::move_track_up 1 %p %p\n", track, next_track);
874 // for(Track *current = first; current && count < 5; current = NEXT, count++)
875 // printf("Tracks::move_track_up %p %p %p\n", current->previous, current, current->next);
876 // printf("Tracks::move_track_up 2\n");
878 swap(track, next_track);
881 // for(Track *current = first; current && count < 5; current = NEXT, count++)
882 // printf("Tracks::move_track_up %p %p %p\n", current->previous, current, current->next);
883 // printf("Tracks::move_track_up 3\n");
888 int Tracks::move_track_down(Track *track)
890 Track *next_track = track->next;
891 if(!next_track) next_track = first;
893 change_modules(number_of(track), number_of(next_track), 1);
894 swap(track, next_track);
899 int Tracks::move_tracks_up()
901 Track *track, *next_track;
908 next_track = track->next;
914 change_modules(number_of(track->previous), number_of(track), 1);
916 swap(track->previous, track);
925 int Tracks::move_tracks_down()
927 Track *track, *previous_track;
932 track = previous_track)
934 previous_track = track->previous;
940 change_modules(number_of(track), number_of(track->next), 1);
942 swap(track, track->next);
953 void Tracks::paste_audio_transition(PluginServer *server)
955 for(Track *current = first; current; current = NEXT)
957 if(current->data_type == TRACK_AUDIO &&
960 int64_t position = current->to_units(
961 edl->local_session->get_selectionstart(), 0);
962 Edit *current_edit = current->edits->editof(position,
965 if( !current_edit && position == current->edits->length() ) {
966 double length = edl->session->default_transition_length;
967 int64_t units = current->to_units(length, 1);
968 current_edit = current->edits->create_silence(position, position+units);
972 paste_transition(server, current_edit);
978 void Tracks::paste_automation(double selectionstart,
984 Track* current_track = 0;
985 Track* current_atrack = 0;
986 Track* current_vtrack = 0;
987 Track* dst_track = 0;
991 double frame_rate = edl->session->frame_rate;
992 int64_t sample_rate = edl->session->sample_rate;
993 char string[BCTEXTLEN];
998 result = file->read_tag();
1000 !file->tag.title_is("AUTO_CLIPBOARD"));
1004 length = file->tag.get_property("LENGTH", 0);
1005 frame_rate = file->tag.get_property("FRAMERATE", frame_rate);
1006 sample_rate = file->tag.get_property("SAMPLERATE", sample_rate);
1011 result = file->read_tag();
1015 if(file->tag.title_is("/AUTO_CLIPBOARD"))
1020 if(file->tag.title_is("TRACK"))
1022 file->tag.get_property("TYPE", string);
1023 if(!strcmp(string, "AUDIO"))
1025 src_type = TRACK_AUDIO;
1029 src_type = TRACK_VIDEO;
1032 // paste to any media type
1035 if(!current_track) current_track = first;
1036 while(current_track && !current_track->record)
1037 current_track = current_track->next;
1038 dst_track = current_track;
1041 if(!strcmp(string, "AUDIO"))
1043 // Get next audio track
1045 current_atrack = first;
1047 current_atrack = current_atrack->next;
1049 while(current_atrack &&
1050 (current_atrack->data_type != TRACK_AUDIO ||
1051 !current_atrack->record))
1052 current_atrack = current_atrack->next;
1053 dst_track = current_atrack;
1057 // Get next video track
1059 current_vtrack = first;
1061 current_vtrack = current_vtrack->next;
1063 while(current_vtrack &&
1064 (current_vtrack->data_type != TRACK_VIDEO ||
1065 !current_vtrack->record))
1066 current_vtrack = current_vtrack->next;
1068 dst_track = current_vtrack;
1073 double frame_rate2 = frame_rate;
1074 double sample_rate2 = sample_rate;
1076 if(src_type != dst_track->data_type)
1078 frame_rate2 = sample_rate;
1079 sample_rate2 = frame_rate;
1082 dst_track->paste_automation(selectionstart,
1096 // int Tracks::paste_default_keyframe(FileXML *file)
1098 // paste_automation(0, file, 1, 0);
1102 void Tracks::paste_transition(PluginServer *server, Edit *dest_edit)
1104 dest_edit->insert_transition(server->title);
1107 void Tracks::paste_video_transition(PluginServer *server, int first_track)
1109 for(Track *current = first; current; current = NEXT)
1111 if(current->data_type == TRACK_VIDEO &&
1114 int64_t position = current->to_units(
1115 edl->local_session->get_selectionstart(), 0);
1116 Edit *current_edit = current->edits->editof(position,
1119 if( !current_edit && position == current->edits->length() ) {
1120 double length = edl->session->default_transition_length;
1121 int64_t units = current->to_units(length, 1);
1122 current_edit = current->edits->create_silence(position, position+units);
1126 paste_transition(server, current_edit);
1128 if(first_track) break;
1134 int Tracks::paste_silence(double start,
1139 Track* current_track;
1141 for(current_track = first;
1143 current_track = current_track->next)
1145 if(current_track->record)
1147 current_track->paste_silence(start,
1158 int Tracks::select_auto(int cursor_x, int cursor_y)
1161 for(Track* current = first; current && !result; current = NEXT) { result = current->select_auto(&auto_conf, cursor_x, cursor_y); }
1165 int Tracks::move_auto(int cursor_x, int cursor_y, int shift_down)
1169 for(Track* current = first; current && !result; current = NEXT)
1171 result = current->move_auto(&auto_conf, cursor_x, cursor_y, shift_down);
1176 int Tracks::modify_edithandles(double &oldposition, double &newposition,
1177 int currentend, int handle_mode, int edit_labels,
1178 int edit_plugins, int edit_autos, int group_id)
1180 for( Track *track=first; track; track=track->next ) {
1181 if( !track->record ) continue;
1182 track->modify_edithandles(oldposition, newposition,
1183 currentend, handle_mode, edit_labels,
1184 edit_plugins, edit_autos, group_id);
1189 int Tracks::modify_pluginhandles(double &oldposition, double &newposition,
1190 int currentend, int handle_mode, int edit_labels,
1191 int edit_autos, Edits *trim_edits)
1193 for( Track *track=first; track; track=track->next ) {
1194 if( !track->record ) continue;
1195 track->modify_pluginhandles(oldposition, newposition,
1196 currentend, handle_mode, edit_labels,
1197 edit_autos, trim_edits);
1203 int Tracks::purge_asset(Asset *asset)
1205 Track *current_track;
1208 for(current_track = first; current_track; current_track = current_track->next)
1210 result += current_track->purge_asset(asset);
1215 int Tracks::asset_used(Asset *asset)
1217 Track *current_track;
1220 for(current_track = first; current_track; current_track = current_track->next)
1222 result += current_track->asset_used(asset);
1227 int Tracks::scale_time(float rate_scale, int ignore_record, int scale_edits, int scale_autos, int64_t start, int64_t end)
1229 Track *current_track;
1231 for(current_track = first;
1233 current_track = current_track->next)
1235 if((current_track->record || ignore_record) &&
1236 current_track->data_type == TRACK_VIDEO)
1238 current_track->scale_time(rate_scale, scale_edits, scale_autos, start, end);