4 * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
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
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24 #include "bcsignals.h"
29 #include "edlsession.h"
31 #include "filesystem.h"
32 #include "localsession.h"
34 #include "mainsession.h"
36 #include "trackcanvas.h"
38 #include "transition.h"
47 Edit::Edit(EDL *edl, Track *track)
52 if(track) this->edits = track->edits;
56 Edit::Edit(EDL *edl, Edits *edits)
61 if(edits) this->track = edits->track;
67 //printf("Edit::~Edit 1\n");
68 if(transition) delete transition;
69 //printf("Edit::~Edit 2\n");
92 Indexable* Edit::get_source()
94 if(asset) return asset;
95 if(nested_edl) return nested_edl;
99 int Edit::copy(int64_t start,
102 const char *output_path)
105 //printf("Edit::copy 1\n");
107 int64_t endproject = startproject + length;
110 if((startproject >= start && startproject <= end) || // startproject in range
111 (endproject <= end && endproject >= start) || // endproject in range
112 (startproject <= start && endproject >= end)) // range in project
115 int64_t startproject_in_selection = startproject; // start of edit in selection in project
116 int64_t startsource_in_selection = startsource; // start of source in selection in source
117 //int64_t endsource_in_selection = startsource + length; // end of source in selection
118 int64_t length_in_selection = length; // length of edit in selection
119 //printf("Edit::copy 2\n");
121 if(startproject < start)
122 { // start is after start of edit in project
123 int64_t length_difference = start - startproject;
125 startsource_in_selection += length_difference;
126 startproject_in_selection += length_difference;
127 length_in_selection -= length_difference;
129 //printf("Edit::copy 3\n");
132 { // end is before end of edit in project
133 length_in_selection = end - startproject_in_selection;
136 //printf("Edit::copy 4\n");
137 if(file) // only if not counting
139 file->tag.set_title("EDIT");
140 file->tag.set_property("STARTSOURCE", startsource_in_selection);
141 file->tag.set_property("CHANNEL", (int64_t)channel);
142 file->tag.set_property("LENGTH", length_in_selection);
143 file->tag.set_property("HARD_LEFT", hard_left);
144 file->tag.set_property("HARD_RIGHT", hard_right);
145 file->tag.set_property("COLOR", color);
146 if(user_title[0]) file->tag.set_property("USER_TITLE", user_title);
147 //printf("Edit::copy 5\n");
149 copy_properties_derived(file, length_in_selection);
152 // file->append_newline();
153 //printf("Edit::copy 6\n");
157 file->tag.set_title("NESTED_EDL");
158 file->tag.set_property("SRC", nested_edl->path);
160 file->tag.set_title("/NESTED_EDL");
162 file->append_newline();
167 //printf("Edit::copy 6 %s\n", asset->path);
168 char stored_path[BCTEXTLEN];
169 char asset_directory[BCTEXTLEN];
170 char output_directory[BCTEXTLEN];
173 //printf("Edit::copy %d %s\n", __LINE__, asset->path);
174 fs.extract_dir(asset_directory, asset->path);
175 //printf("Edit::copy %d %s\n", __LINE__, asset->path);
178 fs.extract_dir(output_directory, output_path);
180 output_directory[0] = 0;
181 //printf("Edit::copy %s, %s %s, %s\n", asset->path, asset_directory, output_path, output_directory);
183 if(output_path && !strcmp(asset_directory, output_directory))
184 fs.extract_name(stored_path, asset->path);
186 strcpy(stored_path, asset->path);
188 file->tag.set_title("FILE");
189 file->tag.set_property("SRC", stored_path);
191 file->tag.set_title("/FILE");
195 if(transition && startsource_in_selection == startsource)
197 transition->save_xml(file);
200 //printf("Edit::copy 7\n");
201 file->tag.set_title("/EDIT");
203 file->append_newline();
204 //printf("Edit::copy 8\n");
206 //printf("Edit::copy 9\n");
213 //printf("Edit::copy 10\n");
218 int64_t Edit::get_source_end(int64_t default_)
223 void Edit::insert_transition(char *title)
225 //printf("Edit::insert_transition this=%p title=%p title=%s\n", this, title, title);
227 transition = new Transition(edl, this, title,
228 track->to_units(edl->session->default_transition_length, 1));
231 void Edit::detach_transition()
233 if(transition) delete transition;
239 return (track->data_type != TRACK_SUBTITLE ?
240 asset || nested_edl :
241 *((SEdit *)this)->get_text()) ? 0 : 1;
245 void Edit::copy_from(Edit *edit)
247 this->nested_edl = edl->nested_edls.get_nested(edit->nested_edl);
248 this->asset = edl->assets->update(edit->asset);
249 this->startsource = edit->startsource;
250 this->startproject = edit->startproject;
251 this->length = edit->length;
252 this->hard_left = edit->hard_left;
253 this->hard_right = edit->hard_right;
254 this->color = edit->color;
255 strcpy (this->user_title, edit->user_title);
259 if(!transition) transition = new Transition(edl,
261 edit->transition->title,
262 edit->transition->length);
263 *this->transition = *edit->transition;
265 this->channel = edit->channel;
268 void Edit::equivalent_output(Edit *edit, int64_t *result)
270 // End of edit changed
271 if(startproject + length != edit->startproject + edit->length)
273 int64_t new_length = MIN(startproject + length,
274 edit->startproject + edit->length);
275 if(*result < 0 || new_length < *result)
276 *result = new_length;
280 // Different nested EDLs
281 (edit->nested_edl && !nested_edl) ||
282 (!edit->nested_edl && nested_edl) ||
284 (edit->asset == 0 && asset != 0) ||
285 (edit->asset != 0 && asset == 0) ||
286 // different transitions
287 (edit->transition == 0 && transition != 0) ||
288 (edit->transition != 0 && transition == 0) ||
290 (startproject != edit->startproject) ||
291 (startsource != edit->startsource) ||
292 // Transition changed
293 (transition && edit->transition &&
294 !transition->identical(edit->transition)) ||
296 (asset && edit->asset &&
297 !asset->equivalent(*edit->asset, 1, 1, edl)) ||
298 // Nested EDL changed
299 (nested_edl && edit->nested_edl &&
300 strcmp(nested_edl->path, edit->nested_edl->path))
303 // Start of edit changed
304 if(*result < 0 || startproject < *result) *result = startproject;
309 Edit& Edit::operator=(Edit& edit)
311 //printf("Edit::operator= called\n");
316 void Edit::synchronize_params(Edit *edit)
322 // Comparison for ResourcePixmap drawing
323 int Edit::identical(Edit &edit)
325 int result = (this->nested_edl == edit.nested_edl &&
326 this->asset == edit.asset &&
327 this->startsource == edit.startsource &&
328 this->startproject == edit.startproject &&
329 this->length == edit.length &&
330 this->transition == edit.transition &&
331 this->channel == edit.channel);
335 int Edit::operator==(Edit &edit)
337 return identical(edit);
340 double Edit::frames_per_picon()
342 return Units::round(picon_w()) / frame_w();
345 double Edit::frame_w()
347 return track->from_units(1) *
348 edl->session->sample_rate /
349 edl->local_session->zoom_sample;
352 double Edit::picon_w()
359 else if(nested_edl) {
360 w = nested_edl->session->output_w;
361 h = nested_edl->session->output_h;
363 return w>0 && h>0 ? ((double)edl->local_session->zoom_track*w)/h : 0;
368 return edl->local_session->zoom_track;
372 int Edit::dump(FILE *fp)
374 fprintf(fp," EDIT %p\n", this); fflush(fp);
375 fprintf(fp," nested_edl=%p %s asset=%p %s\n",
377 nested_edl ? nested_edl->path : "",
379 asset ? asset->path : "");
381 fprintf(fp," channel %d, color %08x\n", channel, color);
384 fprintf(fp," TRANSITION %p\n", transition);
385 transition->dump(fp);
387 fprintf(fp," startsource %jd startproject %jd hard lt/rt %d/%d length %jd\n",
388 startsource, startproject, hard_left, hard_right, length); fflush(fp);
392 int Edit::load_properties(FileXML *file, int64_t &startproject)
394 startsource = file->tag.get_property("STARTSOURCE", (int64_t)0);
395 length = file->tag.get_property("LENGTH", (int64_t)0);
396 hard_left = file->tag.get_property("HARD_LEFT", (int64_t)0);
397 hard_right = file->tag.get_property("HARD_RIGHT", (int64_t)0);
398 color = file->tag.get_property("COLOR", (int64_t)-1);
400 file->tag.get_property("USER_TITLE", user_title);
401 this->startproject = startproject;
402 load_properties_derived(file);
406 void Edit::shift(int64_t difference)
408 //printf("Edit::shift 1 %p %jd %jd\n", this, startproject, difference);
409 startproject += difference;
410 //printf("Edit::shift 2 %jd %jd\n", startproject, difference);
413 int Edit::shift_start_in(int edit_mode,
422 int64_t cut_length = newposition - oldposition;
423 int64_t end_previous_source, end_source;
425 if(edit_mode == MOVE_ALL_EDITS)
427 if(cut_length < length)
429 edits->clear_recursive(oldposition,
439 edits->clear_recursive(oldposition,
440 startproject + length,
449 if(edit_mode == MOVE_ONE_EDIT)
451 // Paste silence and cut
452 //printf("Edit::shift_start_in 1\n");
455 Edit *new_edit = edits->create_edit();
456 new_edit->startproject = this->startproject;
457 new_edit->length = 0;
458 edits->insert_before(this,
461 //printf("Edit::shift_start_in 2 %p\n", previous);
463 end_previous_source = previous->get_source_end(previous->startsource + previous->length + cut_length);
464 if(end_previous_source > 0 &&
465 previous->startsource + previous->length + cut_length > end_previous_source)
466 cut_length = end_previous_source - previous->startsource - previous->length;
468 if(cut_length < length)
470 startproject += cut_length;
471 startsource += cut_length;
472 length -= cut_length;
473 previous->length += cut_length;
474 //printf("Edit::shift_start_in 2\n");
477 { // Clear entire edit
479 previous->length += cut_length;
480 for(Edit* current_edit = this; current_edit; current_edit = current_edit->next)
482 current_edit->startproject += cut_length;
484 edits->clear_recursive(oldposition + cut_length,
485 startproject + cut_length,
492 //printf("Edit::shift_start_in 3\n");
495 if(edit_mode == MOVE_NO_EDITS)
497 end_source = get_source_end(startsource + length + cut_length);
498 if(end_source > 0 && startsource + length + cut_length > end_source)
499 cut_length = end_source - startsource - length;
501 startsource += cut_length;
506 int Edit::shift_start_out(int edit_mode,
515 int64_t cut_length = oldposition - newposition;
518 if(asset || nested_edl)
520 int64_t end_source = get_source_end(1);
522 //printf("Edit::shift_start_out 1 %jd %jd\n", startsource, cut_length);
523 if(end_source > 0 && startsource < cut_length)
525 cut_length = startsource;
529 if(edit_mode == MOVE_ALL_EDITS)
531 //printf("Edit::shift_start_out 10 %jd\n", cut_length);
532 startsource -= cut_length;
533 length += cut_length;
536 edits->shift_keyframes_recursive(startproject,
539 edits->shift_effects_recursive(startproject,
543 for(Edit* current_edit = next; current_edit; current_edit = current_edit->next)
545 current_edit->startproject += cut_length;
549 if(edit_mode == MOVE_ONE_EDIT)
553 if(cut_length < previous->length)
554 { // Cut into previous edit
555 previous->length -= cut_length;
556 startproject -= cut_length;
557 startsource -= cut_length;
558 length += cut_length;
561 { // Clear entire previous edit
562 cut_length = previous->length;
563 previous->length = 0;
564 length += cut_length;
565 startsource -= cut_length;
566 startproject -= cut_length;
571 if(edit_mode == MOVE_NO_EDITS)
573 startsource -= cut_length;
576 // Fix infinite length files
577 if(startsource < 0) startsource = 0;
581 int Edit::shift_end_in(int edit_mode,
590 int64_t cut_length = oldposition - newposition;
592 if(edit_mode == MOVE_ALL_EDITS)
594 //printf("Edit::shift_end_in 1\n");
595 if(newposition > startproject)
596 { // clear partial edit
597 //printf("Edit::shift_end_in %p %p\n", track->edits, edits);
598 edits->clear_recursive(newposition,
607 { // clear entire edit
608 edits->clear_recursive(startproject,
618 if(edit_mode == MOVE_ONE_EDIT)
624 int64_t end_source = next->get_source_end(1);
626 if(end_source > 0 && next->startsource - cut_length < 0)
628 cut_length = next->startsource;
632 if(cut_length < length)
634 length -= cut_length;
635 next->startproject -= cut_length;
636 next->startsource -= cut_length;
637 next->length += cut_length;
638 //printf("Edit::shift_end_in 2 %d\n", cut_length);
643 next->length += cut_length;
644 next->startsource -= cut_length;
645 next->startproject -= cut_length;
646 length -= cut_length;
651 if(cut_length < length)
653 length -= cut_length;
658 edits->clear_recursive(startproject,
669 // Does nothing for plugins
670 if(edit_mode == MOVE_NO_EDITS)
672 //printf("Edit::shift_end_in 3\n");
673 int64_t end_source = get_source_end(1);
674 if(end_source > 0 && startsource < cut_length)
676 cut_length = startsource;
678 startsource -= cut_length;
683 int Edit::shift_end_out(int edit_mode,
692 int64_t cut_length = newposition - oldposition;
693 int64_t endsource = get_source_end(startsource + length + cut_length);
695 // check end of edit against end of source file
696 if(endsource > 0 && startsource + length + cut_length > endsource)
697 cut_length = endsource - startsource - length;
699 //printf("Edit::shift_end_out 1 %jd %d %d %d\n", oldposition, newposition, this->length, cut_length);
700 if(edit_mode == MOVE_ALL_EDITS)
703 this->length += cut_length;
705 // Effects are shifted in length extension
707 edits->shift_effects_recursive(oldposition /* startproject */,
711 edits->shift_keyframes_recursive(oldposition /* startproject */,
714 for(Edit* current_edit = next; current_edit; current_edit = current_edit->next)
716 current_edit->startproject += cut_length;
720 if(edit_mode == MOVE_ONE_EDIT)
724 if(cut_length < next->length)
726 length += cut_length;
727 next->startproject += cut_length;
728 next->startsource += cut_length;
729 next->length -= cut_length;
730 //printf("Edit::shift_end_out %d cut_length=%d\n", __LINE__, cut_length);
734 //printf("Edit::shift_end_out %d cut_length=%d next->length=%d\n", __LINE__, cut_length, next->length);
735 cut_length = next->length;
736 next->startproject += next->length;
737 next->startsource += next->length;
739 length += cut_length;
745 length += cut_length;
749 if(edit_mode == MOVE_NO_EDITS)
751 startsource += cut_length;
756 int Edit::popup_transition(float view_start, float zoom_units, int cursor_x, int cursor_y)
758 int64_t left, right, left_unit, right_unit;
759 if(!transition) return 0;
760 get_handle_parameters(left, right, left_unit, right_unit, view_start, zoom_units);
762 if(cursor_x > left && cursor_x < right)
764 // transition->popup_transition(cursor_x, cursor_y);
770 int Edit::select_handle(float view_start, float zoom_units, int cursor_x, int cursor_y, int64_t &selection)
772 int64_t left, right, left_unit, right_unit;
773 get_handle_parameters(left, right, left_unit, right_unit, view_start, zoom_units);
775 int64_t pixel1, pixel2;
777 pixel2 = pixel1 + 10;
780 // cursor_x is faked in acanvas
781 if(cursor_x >= pixel1 && cursor_x <= pixel2)
783 selection = left_unit;
784 return 1; // left handle
787 //int64_t endproject = startproject + length;
789 pixel1 = pixel2 - 10;
792 if(cursor_x >= pixel1 && cursor_x <= pixel2)
794 selection = right_unit;
795 return 2; // right handle
800 void Edit::get_title(char *title)
802 if( user_title[0] ) {
803 strcpy(title, user_title);
806 Indexable *idxbl = asset ? (Indexable*)asset : (Indexable*)nested_edl;
812 fs.extract_name(title, idxbl->path);
813 if( asset || track->data_type == TRACK_AUDIO ) {
814 char number[BCSTRLEN];
815 sprintf(number, " #%d", channel + 1);
816 strcat(title, number);