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->is_armed() ) 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->is_armed())
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->is_armed())
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->is_armed())
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 int Tracks::clear_hard_edges(double start, double end)
125 for( Track *track=first; track; track=track->next ) {
126 if( !track->is_armed() ) continue;
127 int64_t start_units = track->to_units(start, 0);
128 int64_t end_units = track->to_units(end, 0);
130 for( Edit *edit=track->edits->first; edit; edit=edit->next ) {
131 int64_t pos = edit->startproject;
132 if( pos > end_units ) break;
133 if( pos >= start_units ) {
136 edit->previous->hard_right = 0;
139 if( pos > end_units ) break;
140 if( pos >= start_units ) {
141 edit->hard_right = 0;
143 edit->next->hard_left = 0;
150 void Tracks::shuffle_edits(double start, double end)
152 // This doesn't affect automation or effects
153 // Labels follow the first track.
155 for(Track *current_track = first;
157 current_track = current_track->next)
159 if(current_track->is_armed())
161 current_track->shuffle_edits(start, end, first_track);
168 void Tracks::reverse_edits(double start, double end)
170 // This doesn't affect automation or effects
171 // Labels follow the first track.
173 for(Track *current_track = first;
175 current_track = current_track->next)
177 if(current_track->is_armed())
179 current_track->reverse_edits(start, end, first_track);
186 void Tracks::align_edits(double start, double end)
188 // This doesn't affect automation or effects
189 Track *master_track = 0;
190 for( Track *track=first; track; track=track->next ) {
191 if( !track->is_armed() ) continue;
193 master_track = track;
195 track->align_edits(start, end, master_track);
199 void Tracks::set_edit_length(double start, double end, double length)
202 for(Track *current_track = first;
204 current_track = current_track->next)
206 if(current_track->is_armed())
208 #define USE_FLOATING_LENGTHS
210 #ifdef USE_FLOATING_LENGTHS
213 // The first edit anchors the length offsets.
214 // Round edits up & down so they end where they would if they all had floating point lengths.
215 //int first_edit = 1;
216 int64_t start_units = current_track->to_units(start, 0);
217 int64_t end_units = current_track->to_units(end, 0);
218 // Total time of edits accumulated, in track units
219 int64_t total_units = 0;
220 // Number of length offsets added so far
221 int total_lengths = 0;
223 for(Edit *current_edit = current_track->edits->last;
225 current_edit = current_edit->previous)
227 if(current_edit->startproject >= start_units &&
228 current_edit->startproject + current_edit->length <= end_units)
230 // Calculate true length based on number of length offsets & total time
231 double end_time = (1 + total_lengths) * length;
232 int64_t length_units = current_track->to_units(end_time, 0) -
234 if(length_units < 1) length_units = 1;
235 //printf("Tracks::set_edit_length %d %f %f\n", __LINE__,
236 // end_time, current_track->from_units(total_units));
237 total_units += length_units;
239 // Go in using the edit handle interface
240 int64_t starting_length = current_edit->length;
242 current_edit->shift_end(MOVE_RIPPLE,
243 current_edit->startproject + length_units,
244 current_edit->startproject + current_edit->length,
246 edl->session->autos_follow_edits,
247 edl->session->plugins_follow_edits,
250 int64_t ending_length = current_edit->length;
252 if(edl->session->labels_follow_edits && first_track)
254 // printf("Tracks::set_edit_length %d %f %f\n",
256 // current_track->from_units(current_edit->startproject + starting_length),
257 // current_track->from_units(current_edit->startproject + ending_length));
258 edl->labels->modify_handles(
259 current_track->from_units(current_edit->startproject + starting_length),
260 current_track->from_units(current_edit->startproject + ending_length),
272 #else // USE_FLOATING_LENGTHS
274 // The first edit anchors the length offsets.
275 // The idea was to round edits up & down so they end where they should
276 // if they all had floating point lengths. It's easier just to make sure the framerate
277 // is divisible by the required length.
278 // int first_edit = 1;
279 int64_t start_units = current_track->to_units(start, 0);
280 int64_t end_units = current_track->to_units(end, 0);
281 int64_t length_units = current_track->to_units(length, 1);
282 // Starting time of the length offsets in seconds
283 // double start_time = 0;
284 // Number of length offsets added so far
285 // int total_lengths = 0;
287 for(Edit *current_edit = current_track->edits->last;
289 current_edit = current_edit->previous)
291 if(current_edit->startproject >= start_units &&
292 current_edit->startproject + current_edit->length <= end_units)
294 // Calculate starting time of length offsets
297 // start_time = current_track->from_units(current_edit->startproject);
300 // Calculate true length based on number of length offsets
301 // double end_time = start_time + (1 + total_lengths) * length;
302 // int64_t length_units = current_track->to_units(end_time, 0) -
303 // current_edit->startproject;
304 // if(length_units < 1) length_units = 1;
306 // Go in using the edit handle interface
307 int64_t starting_length = current_edit->length;
309 current_edit->shift_end(MOVE_RIPPLE,
310 current_edit->startproject + length_units,
311 current_edit->startproject + current_edit->length,
313 edl->session->autos_follow_edits,
314 edl->session->plugins_follow_edits,
317 int64_t ending_length = current_edit->length;
319 if(edl->session->labels_follow_edits && first_track) {
320 // printf("Tracks::set_edit_length %d %f %f\n", __LINE__,
321 // current_track->from_units(current_edit->startproject + starting_length),
322 // current_track->from_units(current_edit->startproject + ending_length));
323 edl->labels->modify_handles(
324 current_track->from_units(current_edit->startproject + starting_length),
325 current_track->from_units(current_edit->startproject + ending_length),
334 #endif // !USE_FLOATING_LENGTHS
341 void Tracks::set_transition_length(double start, double end, double length)
343 for(Track *current_track = first;
345 current_track = current_track->next)
347 if(current_track->is_armed())
349 int64_t start_units = current_track->to_units(start, 0);
350 int64_t end_units = current_track->to_units(end, 0);
352 for(Edit *current_edit = current_track->edits->first;
354 current_edit = current_edit->next)
356 if(current_edit->startproject >= start_units &&
357 current_edit->startproject < end_units &&
358 current_edit->transition)
360 current_edit->transition->length =
361 current_track->to_units(length, 1);
362 if( current_edit == current_track->edits->last &&
363 current_edit->silence() ) {
364 current_edit->length = current_edit->transition->length;
372 void Tracks::set_transition_length(Transition *transition, double length)
374 // Must verify existence of transition
376 if(!transition) return;
377 for(Track *current_track = first;
378 current_track && !done;
379 current_track = current_track->next)
381 for(Edit *current_edit = current_track->edits->first;
382 current_edit && !done;
383 current_edit = current_edit->next)
385 if(current_edit->transition == transition)
387 transition->length = current_track->to_units(length, 1);
388 if( current_edit == current_track->edits->last &&
389 current_edit->silence() ) {
390 current_edit->length = current_edit->transition->length;
398 void Tracks::paste_transitions(double start, double end, int track_type, char* title)
401 for( Track *track=first; track; track=track->next ) {
402 if( !track->is_armed() || track->data_type != track_type ) continue;
403 for( Edit *edit=track->edits->first; edit; edit=edit->next ) {
404 if( !edit->is_selected ) continue;
405 edit->insert_transition(title);
410 clear_selected_edits();
414 for( Track *track=first; track; track=track->next ) {
415 if( !track->is_armed() || track->data_type != track_type ) continue;
416 int64_t start_units = track->to_units(start, 0);
417 int64_t end_units = track->to_units(end, 0);
418 if( start_units == end_units ) {
419 for( Edit *edit = track->edits->first; edit; edit = edit->next) {
420 int64_t edit_start = edit->startproject;
421 int64_t edit_end = edit_start + edit->length;
422 if( edit_start > start_units ) continue;
423 if( start_units == track->edits->length() ) {
424 double length = edl->session->default_transition_length;
425 int64_t units = track->to_units(length, 1);
426 edit = track->edits->
427 create_silence(start_units, start_units+units);
429 else if( start_units >= edit_end ) continue;
430 edit->insert_transition(title);
434 for( Edit *edit=track->edits->first; edit; edit=edit->next) {
435 int64_t edit_start = edit->startproject;
436 if( !edit_start ) continue;
437 if( edit_start >= start_units && edit_start < end_units ) {
438 edit->insert_transition(title);
445 void Tracks::set_automation_mode(double selectionstart,
449 Track* current_track;
451 for(current_track = first; current_track; current_track = current_track->next)
453 if(current_track->is_armed())
455 current_track->set_automation_mode(selectionstart,
462 int Tracks::clear_default_keyframe()
464 for(Track *current = first; current; current = NEXT)
466 if(current->is_armed())
467 current->clear_automation(0, 0, 0, 1);
472 int Tracks::clear_handle(double start,
474 double &longest_distance,
479 Track* current_track;
482 for(current_track = first; current_track; current_track = current_track->next)
484 if(current_track->is_armed())
486 current_track->clear_handle(start,
492 if(distance > longest_distance) longest_distance = distance;
499 int Tracks::copy_automation(double selectionstart,
505 // called by MWindow::copy_automation for copying automation alone
506 Track* current_track;
508 file->tag.set_title("AUTO_CLIPBOARD");
509 file->tag.set_property("LENGTH", selectionend - selectionstart);
510 file->tag.set_property("FRAMERATE", edl->session->frame_rate);
511 file->tag.set_property("SAMPLERATE", edl->session->sample_rate);
513 file->append_newline();
514 file->append_newline();
516 for(current_track = first;
518 current_track = current_track->next)
520 if(current_track->is_armed())
522 current_track->copy_automation(selectionstart,
530 file->tag.set_title("/AUTO_CLIPBOARD");
532 file->append_newline();
533 file->terminate_string();
537 // int Tracks::copy_default_keyframe(FileXML *file)
539 // copy_automation(0, 0, file, 1, 0);
543 int Tracks::delete_tracks()
545 int total_deleted = 0;
547 int gang = edl->session->gang_tracks != GANG_NONE ? 1 : 0;
551 for( Track* track=first, *nxt=0; done && track; track=nxt ) {
554 while( nxt && !nxt->master ) nxt = nxt->next;
556 if( !track->is_armed() ) continue;
561 return total_deleted;
564 void Tracks::move_edits(ArrayList<Edit*> *in_edits, Track *track, double position,
565 int edit_labels, int edit_plugins, int edit_autos, int mode)
567 // have to make a copy, optimize kills edits
568 ArrayList<Edit*> edits;
569 for( int i=0; i<in_edits->size(); ++i ) {
570 Edit *edit = in_edits->get(i);
571 Edit *new_edit = new Edit(edit->edl, edit->track);
572 new_edit->copy_from(edit);
573 edits.append(new_edit);
576 int current_aedit = 0, current_vedit = 0;
577 //printf("Tracks::move_edits 1\n");
578 for( Track *dest_track=track; dest_track; dest_track=dest_track->next ) {
579 if( !dest_track->is_armed() ) continue;
580 // Need a local copy of the source edit since the original source edit may
581 // change in the editing operation.
583 Edit *source_edit = 0;
584 Track *clip_track = 0;
585 switch( dest_track->data_type ) {
587 while( current_aedit < edits.size() ) {
588 Edit *edit = edits[current_aedit++];
589 if( edit->track->data_type == TRACK_AUDIO ) {
591 ATrack *atrack = new ATrack(dest_track->edl, 0);
592 atrack->create_objects();
599 while( current_vedit < edits.size() ) {
600 Edit *edit = edits[current_vedit++];
601 if( edit->track->data_type == TRACK_VIDEO ) {
603 VTrack *vtrack = new VTrack(dest_track->edl, 0);
604 vtrack->create_objects();
611 if( !source_edit ) continue;
613 Track *source_track = source_edit->track;
614 int64_t start = source_edit->startproject;
615 int64_t length = source_edit->length, end = start + length;
616 double source_start = source_track->from_units(start);
617 double source_end = source_track->from_units(start+length);
618 double len = source_end - source_start;
619 double dest_start = position;
620 double dest_end = dest_start + len;
622 if( edit_labels && dest_track == track ) {
624 Labels labels(0, "LABELS");
625 source_edit->edl->labels->copy(source_start, source_end, &label_xml);
626 source_edit->edl->labels->clear(source_start, source_end, mode);
627 if( !label_xml.read_tag() )
628 labels.load(&label_xml, LOAD_ALL);
629 double pos = dest_start;
630 if( mode && source_start < dest_start ) pos -= len;
631 edl->labels->insert_labels(&labels, pos, len, mode);
636 source_track->copy(COPY_TRACKS, source_start, source_end, &track_xml, "");
637 if( !track_xml.read_tag() )
638 clip_track->load(&track_xml, 0, LOAD_ALL);
640 if( !mode ) { // mute and overwrite
641 source_track->clear(start, end, 1, 0,
642 edit_plugins, edit_autos, 0);
643 source_track->edits->paste_silence(start, end);
645 source_track->shift_keyframes(start, length);
647 int n = source_track->plugin_set.size();
648 if( n > 0 ) dest_track->expand_view = 1;
649 for( int k=0; k<n; ++k )
650 source_track->plugin_set[k]->paste_silence(start, end, 1);
652 dest_track->clear(dest_start, dest_end, 1, 0,
653 edit_plugins, edit_autos, 0);
654 dest_track->insert_track(clip_track, dest_start, 0,
655 edit_plugins, edit_autos, len);
657 else { // cut and paste
658 dest_track->insert_track(clip_track, dest_start, 0,
659 edit_plugins, edit_autos, len);
660 if( source_track == dest_track && dest_start < source_start ) {
661 source_start += len; source_end += len;
663 source_track->clear(source_start, source_end, 1, 0,
664 edit_plugins, edit_autos, 0);
668 dest_track->optimize();
671 edits.remove_all_objects();
674 void Tracks::move_effect(Plugin *plugin, Track *track, int64_t position)
676 Track *source_track = plugin->track;
678 // Create a new plugin set
679 double start = track->from_units(position);
680 double length = track->from_units(plugin->length);
682 result = track->insert_effect("", &plugin->shared_location, 0, 0,
683 start, length, plugin->plugin_type);
684 result->copy_from(plugin);
685 result->shift(position - plugin->startproject);
687 // Clear new plugin from old set
688 plugin->plugin_set->clear(plugin->startproject,
689 plugin->startproject + plugin->length,
690 edl->session->autos_follow_edits);
692 source_track->optimize();
695 void Tracks::move_effect(Plugin *plugin, PluginSet *plugin_set, int64_t position)
697 // src/dest track must be the same
698 // replace plugin in source plugin_set with silence
699 PluginSet *src_plugin_set = plugin->plugin_set;
700 Plugin *silent = new Plugin(edl, src_plugin_set, "");
701 silent->startproject = plugin->startproject;
702 silent->length = plugin->length;
703 src_plugin_set->insert_after(plugin, silent);
704 src_plugin_set->remove_pointer(plugin);
705 // truncate previous plugin
706 Plugin *dest = (Plugin *)plugin_set->editof(position, PLAY_FORWARD, 0);
707 // add plugin after dest
708 plugin_set->insert_after(dest, plugin);
710 dest->length = position - dest->startproject;
711 if( dest->length < 0 ) dest->length = 0;
713 // update plugin position
714 plugin->startproject = position;
715 plugin->plugin_set = plugin_set;
716 plugin->edits = plugin_set;
717 src_plugin_set->track->optimize();
720 int Tracks::concatenate_tracks(int edit_plugins, int edit_autos)
722 Track *output_track, *first_output_track, *input_track;
723 int i, data_type = TRACK_AUDIO;
728 for(i = 0; i < 2; i++)
730 // Get first output track
731 for(output_track = first;
733 output_track = output_track->next)
734 if(output_track->data_type == data_type &&
735 output_track->is_armed()) break;
737 first_output_track = output_track;
739 // Get first input track
740 for(input_track = first;
742 input_track = input_track->next)
744 if(input_track->data_type == data_type &&
746 !input_track->is_armed()) break;
750 if(output_track && input_track)
752 // Transfer input track to end of output track one at a time
755 output_start = output_track->get_length();
756 output_track->insert_track(input_track,
763 // Get next source and destination
764 for(input_track = input_track->next;
766 input_track = input_track->next)
769 if(input_track->data_type == data_type &&
770 !input_track->is_armed() &&
771 input_track->play) break;
774 for(output_track = output_track->next;
776 output_track = output_track->next)
778 if(output_track->data_type == data_type &&
779 output_track->is_armed()) break;
784 output_track = first_output_track;
790 if(data_type == TRACK_AUDIO) data_type = TRACK_VIDEO;
796 int Tracks::delete_all_tracks()
798 while(last) delete last;
803 void Tracks::change_modules(int old_location, int new_location, int do_swap)
805 for(Track* current = first ; current; current = current->next)
807 current->change_modules(old_location, new_location, do_swap);
811 void Tracks::change_plugins(SharedLocation &old_location, SharedLocation &new_location, int do_swap)
813 for(Track* current = first ; current; current = current->next)
815 current->change_plugins(old_location, new_location, do_swap);
821 // =========================================== EDL editing
824 int Tracks::copy(int copy_flags, double start, double end,
825 FileXML *file, const char *output_path)
827 int all = (copy_flags & COPY_ALL) ? 1 : 0;
828 // if nothing selected
829 if( start == end && !all ) return 1;
830 for( Track *track=first; track; track=track->next ) {
831 if( track->is_armed() || all )
832 track->copy(copy_flags, start, end, file, output_path);
839 int Tracks::move_track_up(Track *track)
841 if( first == last ) return 1;
843 Track *src = track, *dst = src->previous;
844 if( edl->session->gang_tracks != GANG_NONE ) {
845 while( src && !src->master ) src = src->previous;
846 if( !src ) src = first;
847 Track *nxt = src->next;
848 while( nxt && !nxt->master ) { ++n; nxt = nxt->next; }
850 while( dst && !dst->master ) { dst = dst->previous; }
852 if( src == dst ) return 1;
853 move_tracks(src, dst, n);
857 int Tracks::move_track_down(Track *track)
859 if( first == last ) return 1;
861 Track *src = track, *dst = src->next;
862 if( edl->session->gang_tracks != GANG_NONE ) {
863 while( src && !src->master ) src = src->previous;
864 if( !src ) src = first;
865 Track *nxt = src->next;
866 while( nxt && !nxt->master ) { ++n; nxt = nxt->next; }
869 while( nxt && !nxt->master ) { nxt = nxt->next; }
876 dst = !dst ? first : dst->next;
877 if( src == dst ) return 1;
878 move_tracks(src, dst, n);
883 int Tracks::move_tracks_up()
885 if( first == last ) return 1;
887 Track *src = first, *dst = 0;
888 if( edl->session->gang_tracks != GANG_NONE ) {
889 Track *nxt = src->next;
890 while( nxt && !nxt->master ) { ++n; nxt = nxt->next; }
892 if( src == dst ) return 1;
893 move_tracks(src, dst, n);
897 int Tracks::move_tracks_down()
899 if( first == last ) return 1;
901 Track *src = last, *dst = first;
902 if( edl->session->gang_tracks != GANG_NONE ) {
903 while( src && !src->master ) { ++n; src = src->previous; }
905 if( src == dst ) return 1;
906 move_tracks(src, dst, n);
911 void Tracks::paste_audio_transition(PluginServer *server)
913 for(Track *current = first; current; current = NEXT)
915 if(current->data_type == TRACK_AUDIO &&
918 int64_t position = current->to_units(
919 edl->local_session->get_selectionstart(), 0);
920 Edit *current_edit = current->edits->editof(position,
923 if( !current_edit && position == current->edits->length() ) {
924 double length = edl->session->default_transition_length;
925 int64_t units = current->to_units(length, 1);
926 current_edit = current->edits->create_silence(position, position+units);
930 paste_transition(server, current_edit);
936 void Tracks::paste_automation(double selectionstart,
942 Track* current_track = 0;
943 Track* current_atrack = 0;
944 Track* current_vtrack = 0;
945 Track* dst_track = 0;
949 double frame_rate = edl->session->frame_rate;
950 int64_t sample_rate = edl->session->sample_rate;
951 char string[BCTEXTLEN];
956 result = file->read_tag();
958 !file->tag.title_is("AUTO_CLIPBOARD"));
962 length = file->tag.get_property("LENGTH", 0);
963 frame_rate = file->tag.get_property("FRAMERATE", frame_rate);
964 sample_rate = file->tag.get_property("SAMPLERATE", sample_rate);
969 result = file->read_tag();
973 if(file->tag.title_is("/AUTO_CLIPBOARD"))
978 if(file->tag.title_is("TRACK"))
980 file->tag.get_property("TYPE", string);
981 if(!strcmp(string, "AUDIO"))
983 src_type = TRACK_AUDIO;
987 src_type = TRACK_VIDEO;
990 // paste to any media type
993 if(!current_track) current_track = first;
994 while(current_track && !current_track->is_armed())
995 current_track = current_track->next;
996 dst_track = current_track;
999 if(!strcmp(string, "AUDIO"))
1001 // Get next audio track
1003 current_atrack = first;
1005 current_atrack = current_atrack->next;
1007 while(current_atrack &&
1008 (current_atrack->data_type != TRACK_AUDIO ||
1009 !current_atrack->is_armed()))
1010 current_atrack = current_atrack->next;
1011 dst_track = current_atrack;
1015 // Get next video track
1017 current_vtrack = first;
1019 current_vtrack = current_vtrack->next;
1021 while(current_vtrack &&
1022 (current_vtrack->data_type != TRACK_VIDEO ||
1023 !current_vtrack->is_armed()))
1024 current_vtrack = current_vtrack->next;
1026 dst_track = current_vtrack;
1031 double frame_rate2 = frame_rate;
1032 double sample_rate2 = sample_rate;
1034 if(src_type != dst_track->data_type)
1036 frame_rate2 = sample_rate;
1037 sample_rate2 = frame_rate;
1040 dst_track->paste_automation(selectionstart,
1054 // int Tracks::paste_default_keyframe(FileXML *file)
1056 // paste_automation(0, file, 1, 0);
1060 void Tracks::paste_transition(PluginServer *server, Edit *dest_edit)
1062 dest_edit->insert_transition(server->title);
1065 void Tracks::paste_video_transition(PluginServer *server, int first_track)
1067 for(Track *current = first; current; current = NEXT)
1069 if(current->data_type == TRACK_VIDEO &&
1070 current->is_armed())
1072 int64_t position = current->to_units(
1073 edl->local_session->get_selectionstart(), 0);
1074 Edit *current_edit = current->edits->editof(position,
1077 if( !current_edit && position == current->edits->length() ) {
1078 double length = edl->session->default_transition_length;
1079 int64_t units = current->to_units(length, 1);
1080 current_edit = current->edits->create_silence(position, position+units);
1084 paste_transition(server, current_edit);
1086 if(first_track) break;
1092 int Tracks::paste_silence(double start,
1097 Track* current_track;
1099 for(current_track = first;
1101 current_track = current_track->next)
1103 if(current_track->is_armed())
1105 current_track->paste_silence(start,
1116 int Tracks::select_auto(int cursor_x, int cursor_y)
1119 for(Track* current = first; current && !result; current = NEXT) { result = current->select_auto(&auto_conf, cursor_x, cursor_y); }
1123 int Tracks::move_auto(int cursor_x, int cursor_y, int shift_down)
1127 for(Track* current = first; current && !result; current = NEXT)
1129 result = current->move_auto(&auto_conf, cursor_x, cursor_y, shift_down);
1134 int Tracks::modify_edithandles(double &oldposition, double &newposition,
1135 int currentend, int handle_mode, int edit_labels,
1136 int edit_plugins, int edit_autos, int group_id)
1138 for( Track *track=first; track; track=track->next ) {
1139 if( !track->is_armed() ) continue;
1140 track->modify_edithandles(oldposition, newposition,
1141 currentend, handle_mode, edit_labels,
1142 edit_plugins, edit_autos, group_id);
1143 // labels follow first armed track
1149 int Tracks::modify_pluginhandles(double &oldposition, double &newposition,
1150 int currentend, int handle_mode, int edit_labels,
1151 int edit_autos, Edits *trim_edits)
1153 for( Track *track=first; track; track=track->next ) {
1154 if( !track->is_armed() ) continue;
1155 track->modify_pluginhandles(oldposition, newposition,
1156 currentend, handle_mode, edit_labels,
1157 edit_autos, trim_edits);
1163 int Tracks::purge_asset(Asset *asset)
1165 Track *current_track;
1168 for(current_track = first; current_track; current_track = current_track->next)
1170 result += current_track->purge_asset(asset);
1175 int Tracks::asset_used(Asset *asset)
1177 Track *current_track;
1180 for(current_track = first; current_track; current_track = current_track->next)
1182 result += current_track->asset_used(asset);
1187 int Tracks::scale_time(float rate_scale, int ignore_record, int scale_edits, int scale_autos, int64_t start, int64_t end)
1189 Track *current_track;
1191 for(current_track = first;
1193 current_track = current_track->next)
1195 if((current_track->is_armed() || ignore_record) &&
1196 current_track->data_type == TRACK_VIDEO)
1198 current_track->scale_time(rate_scale, scale_edits, scale_autos, start, end);