cinelerra-5.1/cinelerra/edl.C

   1
   2 /*
   3  * CINELERRA
   4  * Copyright (C) 1997-2012 Adam Williams <broadcast at earthling dot net>
   5  *
   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.
  10  *
  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.
  15  *
  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
  19  *
  20  */
  21
  22 #include "asset.h"
  23 #include "assets.h"
  24 #include "atrack.h"
  25 #include "autoconf.h"
  26 #include "automation.h"
  27 #include "awindowgui.h"
  28 #include "bccmodels.h"
  29 #include "bchash.h"
  30 #include "bcsignals.h"
  31 #include "clip.h"
  32 #include "cstrdup.h"
  33 #include "clipedls.h"
  34 #include "edits.h"
  35 #include "edl.h"
  36 #include "edlsession.h"
  37 #include "file.h"
  38 #include "filexml.h"
  39 #include "floatauto.h"
  40 #include "floatautos.h"
  41 #include "guicast.h"
  42 #include "keyframe.h"
  43 #include "keyframes.h"
  44 #include "indexstate.h"
  45 #include "labels.h"
  46 #include "localsession.h"
  47 #include "maskautos.h"
  48 #include "mutex.h"
  49 #include "panauto.h"
  50 #include "panautos.h"
  51 #include "playbackconfig.h"
  52 #include "playabletracks.h"
  53 #include "plugin.h"
  54 #include "pluginset.h"
  55 #include "preferences.h"
  56 #include "recordconfig.h"
  57 #include "recordlabel.h"
  58 #include "sharedlocation.h"
  59 #include "theme.h"
  60 #include "tracks.h"
  61 #include "transportque.inc"
  62 #include "versioninfo.h"
  63 #include "vedit.h"
  64 #include "vtrack.h"
  65
  66
  67
  68
  69 EDL::EDL(EDL *parent_edl)
  70  : Indexable(0)
  71 {
  72         this->parent_edl = parent_edl;
  73         tracks = 0;
  74         labels = 0;
  75         local_session = 0;
  76         id = next_id();
  77         path[0] = 0;
  78 }
  79
  80
  81 EDL::~EDL()
  82 {
  83
  84         delete tracks;
  85         delete labels;
  86         delete local_session;
  87         remove_vwindow_edls();
  88         if( !parent_edl ) {
  89                 delete assets;
  90                 delete session;
  91         }
  92 }
  93
  94
  95 void EDL::create_objects()
  96 {
  97         tracks = new Tracks(this);
  98         assets = !parent_edl ? new Assets(this) : parent_edl->assets;
  99         session = !parent_edl ? new EDLSession(this) : parent_edl->session;
 100         local_session = new LocalSession(this);
 101         labels = new Labels(this, "LABELS");
 102 }
 103
 104 EDL& EDL::operator=(EDL &edl)
 105 {
 106 printf("EDL::operator= 1\n");
 107         copy_all(&edl);
 108         return *this;
 109 }
 110
 111 int EDL::load_defaults(BC_Hash *defaults)
 112 {
 113         if( !parent_edl )
 114                 session->load_defaults(defaults);
 115
 116         local_session->load_defaults(defaults);
 117         return 0;
 118 }
 119
 120 int EDL::save_defaults(BC_Hash *defaults)
 121 {
 122         if( !parent_edl )
 123                 session->save_defaults(defaults);
 124
 125         local_session->save_defaults(defaults);
 126         return 0;
 127 }
 128
 129 void EDL::boundaries()
 130 {
 131         session->boundaries();
 132         local_session->boundaries();
 133 }
 134
 135 int EDL::create_default_tracks()
 136 {
 137
 138         for( int i=0; i<session->video_tracks; ++i ) {
 139                 tracks->add_video_track(0, 0);
 140         }
 141         for( int i=0; i<session->audio_tracks; ++i ) {
 142                 tracks->add_audio_track(0, 0);
 143         }
 144         return 0;
 145 }
 146
 147 int EDL::load_xml(FileXML *file, uint32_t load_flags)
 148 {
 149         int result = 0;
 150         folders.clear();
 151
 152         if( (load_flags & LOAD_ALL) == LOAD_ALL ) {
 153                 remove_vwindow_edls();
 154         }
 155
 156
 157 // Search for start of master EDL.
 158
 159 // The parent_edl test caused clip creation to fail since those XML files
 160 // contained an EDL tag.
 161
 162 // The parent_edl test is required to make EDL loading work because
 163 // when loading an EDL the EDL tag is already read by the parent.
 164
 165         if( !parent_edl ) {
 166                 do {
 167                   result = file->read_tag();
 168                 } while(!result &&
 169                         !file->tag.title_is("XML") &&
 170                         !file->tag.title_is("EDL"));
 171         }
 172         return result ? result : read_xml(file, load_flags);
 173 }
 174
 175 int EDL::read_xml(FileXML *file, uint32_t load_flags)
 176 {
 177         int result = 0;
 178 // Track numbering offset for replacing undo data.
 179         int track_offset = 0;
 180
 181 // Get path for backups
 182         file->tag.get_property("path", path);
 183
 184 // Erase everything
 185         if( (load_flags & LOAD_ALL) == LOAD_ALL ||
 186                 (load_flags & LOAD_EDITS) == LOAD_EDITS ) {
 187                 while(tracks->last) delete tracks->last;
 188         }
 189
 190         if( (load_flags & LOAD_ALL) == LOAD_ALL ) {
 191                 clips.clear();
 192                 mixers.remove_all_objects();
 193         }
 194
 195         if( load_flags & LOAD_TIMEBAR ) {
 196                 while(labels->last) delete labels->last;
 197                 local_session->unset_inpoint();
 198                 local_session->unset_outpoint();
 199         }
 200
 201 // This was originally in LocalSession::load_xml
 202         if( load_flags & LOAD_SESSION ) {
 203                 local_session->clipboard_length = 0;
 204         }
 205
 206         do {
 207                 result = file->read_tag();
 208
 209                 if( !result ) {
 210                         if( file->tag.title_is("/XML") ||
 211                                 file->tag.title_is("/EDL") ||
 212                                 file->tag.title_is("/CLIP_EDL") ||
 213                                 file->tag.title_is("/NESTED_EDL") ||
 214                                 file->tag.title_is("/VWINDOW_EDL") ) {
 215                                 break;
 216                         }
 217                         else
 218                         if( file->tag.title_is("CLIPBOARD") ) {
 219                                 local_session->clipboard_length =
 220                                         file->tag.get_property("LENGTH", (double)0);
 221                         }
 222                         else
 223                         if( file->tag.title_is("VIDEO") ) {
 224                                 if( (load_flags & LOAD_VCONFIG) &&
 225                                         (load_flags & LOAD_SESSION) )
 226                                         session->load_video_config(file, 0, load_flags);
 227                                 else
 228                                         result = file->skip_tag();
 229                         }
 230                         else
 231                         if( file->tag.title_is("AUDIO") ) {
 232                                 if( (load_flags & LOAD_ACONFIG) &&
 233                                         (load_flags & LOAD_SESSION) )
 234                                         session->load_audio_config(file, 0, load_flags);
 235                                 else
 236                                         result = file->skip_tag();
 237                         }
 238                         else
 239                         if( file->tag.title_is("FOLDERS") ) {
 240                                 result = folders.load_xml(file);
 241                         }
 242                         else
 243                         if( file->tag.title_is("MIXERS") ) {
 244                                 if( (load_flags & LOAD_SESSION) )
 245                                         mixers.load(file);
 246                                 else
 247                                         result = file->skip_tag();
 248                         }
 249                         else
 250                         if( file->tag.title_is("ASSETS") ) {
 251                                 if( load_flags & LOAD_ASSETS )
 252                                         assets->load(file, load_flags);
 253                                 else
 254                                         result = file->skip_tag();
 255                         }
 256                         else
 257                         if( file->tag.title_is(labels->xml_tag) ) {
 258                                 if( load_flags & LOAD_TIMEBAR )
 259                                         labels->load(file, load_flags);
 260                                 else
 261                                         result = file->skip_tag();
 262                         }
 263                         else
 264                         if( file->tag.title_is("LOCALSESSION") ) {
 265                                 if( (load_flags & LOAD_SESSION) ||
 266                                         (load_flags & LOAD_TIMEBAR) )
 267                                         local_session->load_xml(file, load_flags);
 268                                 else
 269                                         result = file->skip_tag();
 270                         }
 271                         else
 272                         if( file->tag.title_is("SESSION") ) {
 273                                 if( (load_flags & LOAD_SESSION) &&
 274                                         !parent_edl )
 275                                         session->load_xml(file, 0, load_flags);
 276                                 else
 277                                         result = file->skip_tag();
 278                         }
 279                         else
 280                         if( file->tag.title_is("TRACK") ) {
 281                                 tracks->load(file, track_offset, load_flags);
 282                         }
 283                         else
 284 // Sub EDL.
 285 // Causes clip creation to fail because that involves an opening EDL tag.
 286                         if( file->tag.title_is("CLIP_EDL") && !parent_edl ) {
 287                                 EDL *new_edl = new EDL(this);
 288                                 new_edl->create_objects();
 289                                 new_edl->read_xml(file, LOAD_ALL);
 290                                 if( (load_flags & LOAD_ALL) == LOAD_ALL )
 291                                         clips.add_clip(new_edl);
 292                                 new_edl->remove_user();
 293                         }
 294                         else
 295                         if( file->tag.title_is("NESTED_EDL") ) {
 296                                 EDL *nested_edl = new EDL;
 297                                 nested_edl->create_objects();
 298                                 nested_edl->read_xml(file, LOAD_ALL);
 299                                 if( (load_flags & LOAD_ALL) == LOAD_ALL )
 300                                         nested_edls.get_nested(nested_edl);
 301                                 nested_edl->remove_user();
 302                         }
 303                         else
 304                         if( file->tag.title_is("VWINDOW_EDL") && !parent_edl ) {
 305                                 EDL *new_edl = new EDL(this);
 306                                 new_edl->create_objects();
 307                                 new_edl->read_xml(file, LOAD_ALL);
 308
 309
 310                                 if( (load_flags & LOAD_ALL) == LOAD_ALL ) {
 311 //                                              if( vwindow_edl && !vwindow_edl_shared )
 312 //                                                      vwindow_edl->remove_user();
 313 //                                              vwindow_edl_shared = 0;
 314 //                                              vwindow_edl = new_edl;
 315
 316                                         append_vwindow_edl(new_edl, 0);
 317
 318                                 }
 319                                 else
 320 // Discard if not replacing EDL
 321                                 {
 322                                         new_edl->remove_user();
 323                                         new_edl = 0;
 324                                 }
 325                         }
 326                 }
 327         } while(!result);
 328
 329         boundaries();
 330 //dump();
 331
 332         return 0;
 333 }
 334
 335 // Output path is the path of the output file if name truncation is desired.
 336 // It is a "" if complete names should be used.
 337 // Called recursively by copy for clips, thus the string can't be terminated.
 338 // The string is not terminated in this call.
 339 int EDL::save_xml(FileXML *file, const char *output_path)
 340 {
 341         copy(COPY_EDL, file, output_path, 0);
 342         return 0;
 343 }
 344
 345 int EDL::copy_all(EDL *edl)
 346 {
 347         if( this == edl ) return 0;
 348         folder_no = edl->folder_no;
 349         update_index(edl);
 350         copy_session(edl);
 351         copy_assets(edl);
 352         copy_clips(edl);
 353         copy_nested(edl);
 354         copy_mixers(edl);
 355         tracks->copy_from(edl->tracks);
 356         labels->copy_from(edl->labels);
 357         return 0;
 358 }
 359
 360 void EDL::copy_clips(EDL *edl)
 361 {
 362         if( this == edl ) return;
 363
 364         remove_vwindow_edls();
 365
 366 //      if( vwindow_edl && !vwindow_edl_shared )
 367 //              vwindow_edl->remove_user();
 368 //      vwindow_edl = 0;
 369 //      vwindow_edl_shared = 0;
 370
 371         for( int i=0; i<edl->total_vwindow_edls(); ++i ) {
 372                 EDL *new_edl = new EDL(this);
 373                 new_edl->create_objects();
 374                 new_edl->copy_all(edl->get_vwindow_edl(i));
 375                 append_vwindow_edl(new_edl, 0);
 376         }
 377
 378         clips.clear();
 379         for( int i=0; i<edl->clips.size(); ++i ) add_clip(edl->clips[i]);
 380 }
 381
 382 void EDL::copy_nested(EDL *edl)
 383 {
 384         if( this == edl ) return;
 385         nested_edls.copy_nested(edl->nested_edls);
 386 }
 387
 388 void EDL::copy_assets(EDL *edl)
 389 {
 390         if( this == edl ) return;
 391
 392         if( !parent_edl ) {
 393                 assets->copy_from(edl->assets);
 394         }
 395 }
 396
 397 void EDL::copy_mixers(EDL *edl)
 398 {
 399         if( this == edl ) return;
 400         mixers.copy_from(edl->mixers);
 401 }
 402
 403 void EDL::copy_session(EDL *edl, int session_only)
 404 {
 405         if( this == edl ) return;
 406
 407         if( !session_only ) {
 408                 strcpy(this->path, edl->path);
 409                 folders.copy_from(&edl->folders);
 410         }
 411
 412         if( !parent_edl ) {
 413                 session->copy(edl->session);
 414         }
 415
 416         if( session_only <= 0 ) {
 417                 local_session->copy_from(edl->local_session);
 418         }
 419 }
 420
 421 int EDL::copy_assets(int copy_flags, double start, double end,
 422                 FileXML *file, const char *output_path)
 423 {
 424         ArrayList<Asset*> asset_list;
 425         Track* current;
 426
 427         file->tag.set_title("ASSETS");
 428         file->append_tag();
 429         file->append_newline();
 430
 431 // Copy everything for a save
 432         if( (copy_flags & COPY_ALL_ASSETS) ) {
 433                 for( Asset *asset=assets->first; asset; asset=asset->next ) {
 434                         asset_list.append(asset);
 435                 }
 436         }
 437         if( (copy_flags & COPY_USED_ASSETS) ) {
 438 // Copy just the ones being used.
 439                 for( current = tracks->first; current; current = NEXT ) {
 440                         if( !current->is_armed() ) continue;
 441                         current->copy_assets(start, end, &asset_list);
 442                 }
 443         }
 444
 445 // Paths relativised here
 446         for( int i=0; i<asset_list.size(); ++i ) {
 447                 asset_list[i]->write(file, 0, output_path);
 448         }
 449
 450         file->tag.set_title("/ASSETS");
 451         file->append_tag();
 452         file->append_newline();
 453         file->append_newline();
 454         return 0;
 455 }
 456
 457
 458 int EDL::copy(int copy_flags, double start, double end,
 459         FileXML *file, const char *output_path, int rewind_it)
 460 {
 461         file->tag.set_title("EDL");
 462         file->tag.set_property("VERSION", CINELERRA_VERSION);
 463 // Save path for restoration of the project title from a backup.
 464         if( this->path[0] ) file->tag.set_property("PATH", path);
 465         return copy_xml(copy_flags, start, end, file, "/EDL", output_path, rewind_it);
 466 }
 467 int EDL::copy(int copy_flags, FileXML *file, const char *output_path, int rewind_it)
 468 {
 469         return copy(copy_flags, 0., tracks->total_length(),
 470                 file, output_path, rewind_it);
 471 }
 472
 473 int EDL::copy_clip(int copy_flags, double start, double end,
 474         FileXML *file, const char *output_path, int rewind_it)
 475 {
 476         file->tag.set_title("CLIP_EDL");
 477         return copy_xml(copy_flags, start, end, file, "/CLIP_EDL", output_path, rewind_it);
 478 }
 479 int EDL::copy_clip(int copy_flags, FileXML *file, const char *output_path, int rewind_it)
 480 {
 481         return copy_clip(copy_flags, 0., tracks->total_length(),
 482                 file, output_path, rewind_it);
 483 }
 484
 485 int EDL::copy_nested(int copy_flags, double start, double end,
 486         FileXML *file, const char *output_path, int rewind_it)
 487 {
 488         file->tag.set_title("NESTED_EDL");
 489         if( this->path[0] ) file->tag.set_property("PATH", path);
 490         return copy_xml(copy_flags, start, end, file, "/NESTED_EDL", output_path, rewind_it);
 491 }
 492 int EDL::copy_nested(int copy_flags, FileXML *file, const char *output_path, int rewind_it)
 493 {
 494         return copy_nested(copy_flags, 0., tracks->total_length(),
 495                 file, output_path, rewind_it);
 496 }
 497
 498 int EDL::copy_vwindow(int copy_flags, double start, double end,
 499         FileXML *file, const char *output_path, int rewind_it)
 500 {
 501         file->tag.set_title("VWINDOW_EDL");
 502         return copy_xml(copy_flags, start, end, file, "/VWINDOW_EDL", output_path, rewind_it);
 503 }
 504 int EDL::copy_vwindow(int copy_flags, FileXML *file, const char *output_path, int rewind_it)
 505 {
 506         return copy_vwindow(copy_flags, 0., tracks->total_length(),
 507                 file, output_path, rewind_it);
 508 }
 509
 510 int EDL::copy_xml(int copy_flags, double start, double end,
 511          FileXML *file, const char *closer, const char *output_path,
 512         int rewind_it)
 513 {
 514         file->append_tag();
 515         file->append_newline();
 516 // Set clipboard samples only if copying to clipboard
 517         if( (copy_flags & COPY_LENGTH) ) {
 518                 file->tag.set_title("CLIPBOARD");
 519                 file->tag.set_property("LENGTH", end - start);
 520                 file->append_tag();
 521                 file->tag.set_title("/CLIPBOARD");
 522                 file->append_tag();
 523                 file->append_newline();
 524                 file->append_newline();
 525         }
 526 //printf("EDL::copy 1\n");
 527
 528 // Sessions
 529         if( (copy_flags & COPY_LOCAL_SESSION) )
 530                 local_session->save_xml(file, start);
 531
 532 // Top level stuff.
 533 // Need to copy all this from child EDL if pasting is desired.
 534
 535         if( (copy_flags & COPY_SESSION) )
 536                 session->save_xml(file);
 537
 538         if( (copy_flags & COPY_VIDEO_CONFIG) )
 539                 session->save_video_config(file);
 540
 541         if( (copy_flags & COPY_AUDIO_CONFIG) )
 542                 session->save_audio_config(file);
 543
 544         if( (copy_flags & COPY_FOLDERS) )
 545                 folders.save_xml(file);
 546
 547         if( (copy_flags & (COPY_ALL_ASSETS | COPY_USED_ASSETS)) )
 548                 copy_assets(copy_flags, start, end, file, output_path);
 549
 550         if( (copy_flags & COPY_NESTED_EDL) ) {
 551                 for( int i=0; i<nested_edls.size(); ++i )
 552                         nested_edls[i]->copy_nested(copy_flags,
 553                                 file, output_path, 0);
 554         }
 555 // Clips
 556         if( (copy_flags & COPY_CLIPS) ) {
 557                 for( int i=0; i<clips.size(); ++i )
 558                         clips[i]->copy_clip(copy_flags, file, output_path, 0);
 559         }
 560
 561         if( (copy_flags & COPY_VWINDOWS) ) {
 562                 for( int i=0; i<total_vwindow_edls(); ++i )
 563                         get_vwindow_edl(i)->copy_vwindow(copy_flags,
 564                                 file, output_path, 0);
 565         }
 566
 567         if( (copy_flags & COPY_MIXERS) )
 568                 mixers.save(file);
 569
 570         file->append_newline();
 571         file->append_newline();
 572
 573         if( (copy_flags & COPY_LABELS) )
 574                 labels->copy(start, end, file);
 575
 576         tracks->copy(copy_flags, start, end, file, output_path);
 577
 578 // terminate file
 579         file->tag.set_title(closer);
 580         file->append_tag();
 581         file->append_newline();
 582
 583 // For editing operations we want to rewind it for immediate pasting.
 584 // For clips and saving to disk leave it alone.
 585         if( rewind_it ) {
 586                 file->terminate_string();
 587                 file->rewind();
 588         }
 589         return 0;
 590 }
 591
 592 void EDL::copy_indexables(EDL *edl)
 593 {
 594         for( Track *track=edl->tracks->first; track; track=track->next ) {
 595                 for( Edit *edit=track->edits->first; edit; edit=edit->next ) {
 596                         if( edit->asset )
 597                                 assets->update(edit->asset);
 598                         if( edit->nested_edl )
 599                                 nested_edls.get_nested(edit->nested_edl);
 600                 }
 601         }
 602 }
 603
 604 EDL *EDL::new_nested_clip(EDL *edl, const char *path)
 605 {
 606         EDL *nested = new EDL;  // no parent for nested edl
 607         nested->create_objects();
 608         nested->copy_session(edl);
 609         nested->set_path(path);
 610         nested->update_index(edl);
 611         nested->copy_indexables(edl);
 612         nested->tracks->copy_from(edl->tracks);
 613         nested_edls.append(nested);
 614         return nested;
 615 }
 616
 617 EDL *EDL::get_nested_edl(const char *path)
 618 {
 619         for( int i=0; i<nested_edls.size(); ++i ) {
 620                 EDL *nested_edl = nested_edls[i];
 621                 if( !strcmp(path, nested_edl->path) )
 622                         return nested_edl;
 623         }
 624         return 0;
 625 }
 626
 627
 628 EDL *EDL::create_nested_clip(EDL *nested)
 629 {
 630         EDL *new_edl = new EDL(this);  // parent for clip edl
 631         new_edl->create_objects();
 632         new_edl->create_nested(nested);
 633         return new_edl;
 634 }
 635
 636 void EDL::create_nested(EDL *nested)
 637 {
 638         int video_tracks = 0, audio_tracks = 0;
 639         for( Track *track=nested->tracks->first; track!=0; track=track->next ) {
 640                 if( track->data_type == TRACK_VIDEO && track->play ) ++video_tracks;
 641                 if( track->data_type == TRACK_AUDIO && track->play ) ++audio_tracks;
 642         }
 643 // renderengine properties
 644         if( video_tracks > 0 )
 645                 video_tracks = 1;
 646         if( audio_tracks > 0 )
 647                 audio_tracks = nested->session->audio_channels;
 648
 649 // Keep frame rate, sample rate, and output size unchanged.
 650 // Nest all video & audio outputs
 651         session->video_channels = video_tracks;
 652         session->audio_channels = audio_tracks;
 653         session->video_tracks = 1;
 654         session->audio_tracks = audio_tracks;
 655         create_default_tracks();
 656         insert_asset(0, nested, 0, 0, 0);
 657 }
 658
 659 void EDL::overwrite_clip(EDL *clip)
 660 {
 661         int folder = folder_no;
 662         char clip_title[BCTEXTLEN], clip_notes[BCTEXTLEN], clip_icon[BCSTRLEN];
 663         if( parent_edl ) {
 664                 strcpy(clip_title, local_session->clip_title);
 665                 strcpy(clip_notes, local_session->clip_notes);
 666                 strcpy(clip_icon,  local_session->clip_icon);
 667         }
 668         copy_all(clip);
 669         folder_no = folder;
 670         if( parent_edl ) {
 671                 strcpy(local_session->clip_title, clip_title);
 672                 strcpy(local_session->clip_notes, clip_notes);
 673                 strcpy(local_session->clip_icon, clip_icon);
 674         }
 675         if( !clip_icon[0] ) return;
 676 // discard old clip icon to reconstruct
 677         char clip_icon_path[BCTEXTLEN];
 678         snprintf(clip_icon_path, sizeof(clip_icon_path),
 679                 "%s/%s", File::get_config_path(), clip_icon);
 680         remove(clip_icon_path);
 681 }
 682
 683 void EDL::retrack()
 684 {
 685         int min_w = session->output_w, min_h = session->output_h;
 686         for( Track *track=tracks->first; track!=0; track=track->next ) {
 687                 if( track->data_type != TRACK_VIDEO ) continue;
 688                 int w = min_w, h = min_h;
 689                 for( Edit *current=track->edits->first; current!=0; current=NEXT ) {
 690                         Indexable* indexable = current->get_source();
 691                         if( !indexable ) continue;
 692                         int edit_w = indexable->get_w(), edit_h = indexable->get_h();
 693                         if( w < edit_w ) w = edit_w;
 694                         if( h < edit_h ) h = edit_h;
 695                 }
 696                 if( track->track_w == w && track->track_h == h ) continue;
 697                 ((MaskAutos*)track->automation->autos[AUTOMATION_MASK])->
 698                         translate_masks( (w - track->track_w) / 2, (h - track->track_h) / 2);
 699                 track->track_w = w;  track->track_h = h;
 700         }
 701 }
 702
 703 void EDL::rechannel()
 704 {
 705         for( Track *current=tracks->first; current; current=NEXT ) {
 706                 if( current->data_type == TRACK_AUDIO ) {
 707                         PanAutos *autos = (PanAutos*)current->automation->autos[AUTOMATION_PAN];
 708                         ((PanAuto*)autos->default_auto)->rechannel();
 709                         for( PanAuto *keyframe = (PanAuto*)autos->first;
 710                              keyframe; keyframe = (PanAuto*)keyframe->next ) {
 711                                 keyframe->rechannel();
 712                         }
 713                 }
 714         }
 715 }
 716
 717 void EDL::resample(double old_rate, double new_rate, int data_type)
 718 {
 719         for( Track *current=tracks->first; current; current=NEXT ) {
 720                 if( current->data_type == data_type ) {
 721                         current->resample(old_rate, new_rate);
 722                 }
 723         }
 724 }
 725
 726
 727 void EDL::synchronize_params(EDL *edl)
 728 {
 729         local_session->synchronize_params(edl->local_session);
 730         for( Track *this_track=tracks->first, *that_track=edl->tracks->first;
 731              this_track && that_track;
 732              this_track=this_track->next, that_track=that_track->next ) {
 733                 this_track->synchronize_params(that_track);
 734         }
 735 }
 736
 737 int EDL::trim_selection(double start,
 738         double end,
 739         int edit_labels,
 740         int edit_plugins,
 741         int edit_autos)
 742 {
 743         if( start != end ) {
 744 // clear the data
 745                 clear(0,
 746                         start,
 747                         edit_labels,
 748                         edit_plugins,
 749                         edit_autos);
 750                 clear(end - start,
 751                         tracks->total_length(),
 752                         edit_labels,
 753                         edit_plugins,
 754                         edit_autos);
 755         }
 756         return 0;
 757 }
 758
 759
 760 int EDL::equivalent(double position1, double position2)
 761 {
 762         double threshold = session->cursor_on_frames ?
 763                 0.5 / session->frame_rate : 1.0 / session->sample_rate;
 764         return fabs(position2 - position1) < threshold ? 1 : 0;
 765 }
 766
 767 double EDL::equivalent_output(EDL *edl)
 768 {
 769         double result = -1;
 770         session->equivalent_output(edl->session, &result);
 771         tracks->equivalent_output(edl->tracks, &result);
 772         return result;
 773 }
 774
 775
 776 void EDL::set_path(const char *path)
 777 {
 778         if( &this->path[0] == path ) return;
 779         strcpy(this->path, path);
 780 }
 781
 782 void EDL::set_inpoint(double position)
 783 {
 784         if( equivalent(local_session->get_inpoint(), position) &&
 785                 local_session->get_inpoint() >= 0 ) {
 786                 local_session->unset_inpoint();
 787         }
 788         else {
 789                 local_session->set_inpoint(align_to_frame(position, 0));
 790                 if( local_session->get_outpoint() <= local_session->get_inpoint() )
 791                         local_session->unset_outpoint();
 792         }
 793 }
 794
 795 void EDL::set_outpoint(double position)
 796 {
 797         if( equivalent(local_session->get_outpoint(), position) &&
 798                 local_session->get_outpoint() >= 0 ) {
 799                 local_session->unset_outpoint();
 800         }
 801         else {
 802                 local_session->set_outpoint(align_to_frame(position, 0));
 803                 if( local_session->get_inpoint() >= local_session->get_outpoint() )
 804                         local_session->unset_inpoint();
 805         }
 806 }
 807
 808 void EDL::unset_inoutpoint()
 809 {
 810         local_session->unset_inpoint();
 811         local_session->unset_outpoint();
 812 }
 813
 814 int EDL::blade(double position)
 815 {
 816         return tracks->blade(position);
 817 }
 818
 819 int EDL::clear(double start, double end,
 820         int clear_labels, int clear_plugins, int edit_autos)
 821 {
 822         if( start == end ) {
 823                 double distance = 0;
 824                 tracks->clear_handle(start,
 825                         end,
 826                         distance,
 827                         clear_labels,
 828                         clear_plugins,
 829                         edit_autos);
 830                 if( clear_labels && distance > 0 )
 831                         labels->paste_silence(start,
 832                                 start + distance);
 833         }
 834         else {
 835                 tracks->clear(start,
 836                         end,
 837                         clear_plugins,
 838                         edit_autos);
 839                 if( clear_labels )
 840                         labels->clear(start,
 841                                 end,
 842                                 1);
 843         }
 844
 845 // Need to put at beginning so a subsequent paste operation starts at the
 846 // right position.
 847         double position = local_session->get_selectionstart();
 848         local_session->set_selectionend(position);
 849         local_session->set_selectionstart(position);
 850         return 0;
 851 }
 852
 853 int EDL::clear_hard_edges(double start, double end)
 854 {
 855         return tracks->clear_hard_edges(start, end);
 856 }
 857
 858 static int dead_edit_cmp(Edit**ap, Edit**bp)
 859 {
 860         Edit *a = *ap, *b = *bp;
 861         if( a->track != b->track ) return 0;
 862         return a->startproject > b->startproject ? -1 : 1;
 863 }
 864
 865 void EDL::delete_edits(ArrayList<Edit*> *edits, int collapse)
 866 {
 867         edits->sort(dead_edit_cmp);
 868         for( int i=0; i<edits->size(); ++i ) {
 869                 Edit *edit = edits->get(i);
 870                 Track *track = edit->track;
 871                 int64_t start = edit->startproject;
 872                 int64_t length = edit->length;
 873                 int64_t end = start + length;
 874                 if( session->autos_follow_edits ) {
 875                         track->automation->clear(start, end, 0, collapse);
 876                 }
 877                 if( session->plugins_follow_edits ) {
 878                         for( int k=0; k<track->plugin_set.size(); ++k ) {
 879                                 PluginSet *plugin_set = track->plugin_set[k];
 880                                 plugin_set->clear(start, end, 1);
 881                                 if( !collapse )
 882                                         plugin_set->paste_silence(start, end, 1);
 883                                 plugin_set->optimize();
 884                         }
 885                 }
 886                 Edit *dead_edit = edit;
 887                 if( collapse ) {
 888                         while( (edit=edit->next) )
 889                                 edit->startproject -= length;
 890                 }
 891                 delete dead_edit;
 892         }
 893         optimize();
 894 }
 895
 896 class Range {
 897 public:
 898         static int cmp(Range *ap, Range *bp);
 899         double start, end;
 900         bool operator ==(Range &that) { return this->start == that.start; }
 901         bool operator >(Range &that) { return this->start > that.start; }
 902 };
 903 int Range::cmp(Range *ap, Range *bp) {
 904         return ap->start < bp->start ? -1 : ap->start == bp->start ? 0 : 1;
 905 }
 906
 907 static void get_edit_regions(ArrayList<Edit*> *edits, ArrayList<Range> &regions)
 908 {
 909 // move edit inclusive labels by regions
 910         for( int i=0; i<edits->size(); ++i ) {
 911                 Edit *edit = edits->get(i);
 912                 double pos = edit->track->from_units(edit->startproject);
 913                 double end = edit->track->from_units(edit->startproject + edit->length);
 914                 int n = regions.size(), k = n;
 915                 while( --k >= 0 ) {
 916                         Range &range = regions[k];
 917                         if( pos >= range.end ) continue;
 918                         if( range.start >= end ) continue;
 919                         int expand = 0;
 920                         if( range.start > pos ) { range.start = pos;  expand = 1; }
 921                         if( range.end < end ) { range.end = end;  expand = 1; }
 922                         if( !expand ) break;
 923                         k = n;
 924                 }
 925                 if( k < 0 ) {
 926                         Range &range = regions.append();
 927                         range.start = pos;  range.end = end;
 928                 }
 929         }
 930         regions.sort(Range::cmp);
 931 }
 932
 933 void EDL::delete_edit_labels(ArrayList<Edit*> *edits, int collapse)
 934 {
 935         ArrayList<Range> regions;
 936         get_edit_regions(edits, regions);
 937         int n = regions.size(), k = n;
 938         while( --k >= 0 ) {
 939                 Range &range = regions[k];
 940                 labels->clear(range.start, range.end, collapse);
 941         }
 942 }
 943
 944 void EDL::move_edit_labels(ArrayList<Edit*> *edits, double dist)
 945 {
 946         ArrayList<Range> regions;
 947         get_edit_regions(edits, regions);
 948         int n = regions.size(), k = n;
 949         Labels moved(this, 0);
 950         while( --k >= 0 ) {
 951                 Range &range = regions[k];
 952                 Label *label = labels->label_of(range.start);
 953                 for( Label *next=0; label && label->position <= range.end; label=next ) {
 954                         next = label->next;
 955                         labels->remove_pointer(label);
 956                         label->position += dist;
 957                         moved.append(label);
 958                 }
 959                 Label *current = labels->first;
 960                 while( (label=moved.first) ) {
 961                         moved.remove_pointer(label);
 962                         while( current && current->position < label->position )
 963                                 current = current->next;
 964                         if( current && current->position == label->position ) {
 965                                 delete label;  continue;
 966                         }
 967                         labels->insert_before(current, label);
 968                 }
 969         }
 970 }
 971
 972 void EDL::modify_edithandles(double oldposition, double newposition,
 973         int currentend, int handle_mode, int edit_labels,
 974         int edit_plugins, int edit_autos, int group_id)
 975 {
 976         tracks->modify_edithandles(oldposition, newposition,
 977                 currentend, handle_mode, edit_labels,
 978                 edit_plugins, edit_autos, group_id);
 979 }
 980
 981 void EDL::modify_pluginhandles(double oldposition, double newposition,
 982         int currentend, int handle_mode, int edit_labels,
 983         int edit_autos, Edits *trim_edits)
 984 {
 985         tracks->modify_pluginhandles(oldposition, newposition,
 986                 currentend, handle_mode, edit_labels,
 987                 edit_autos, trim_edits);
 988         optimize();
 989 }
 990
 991 void EDL::paste_silence(double start, double end,
 992         int edit_labels, int edit_plugins, int edit_autos)
 993 {
 994         if( edit_labels )
 995                 labels->paste_silence(start, end);
 996         tracks->paste_silence(start, end, edit_plugins, edit_autos);
 997 }
 998
 999
1000 void EDL::remove_from_project(ArrayList<EDL*> *clips)
1001 {
1002         for( int i=0; i<clips->size(); ++i ) {
1003                 this->clips.remove_clip(clips->get(i));
1004         }
1005 }
1006
1007 void EDL::remove_from_project(ArrayList<Indexable*> *assets)
1008 {
1009 // Remove from clips
1010         if( !parent_edl )
1011                 for( int j=0; j<clips.size(); ++j ) {
1012                         clips[j]->remove_from_project(assets);
1013                 }
1014
1015 // Remove from VWindow EDLs
1016         for( int i=0; i<total_vwindow_edls(); ++i )
1017                 get_vwindow_edl(i)->remove_from_project(assets);
1018
1019         for( int i=0; i<assets->size(); ++i ) {
1020 // Remove from tracks
1021                 for( Track *track=tracks->first; track; track=track->next ) {
1022                         track->remove_asset(assets->get(i));
1023                 }
1024
1025 // Remove from assets
1026                 if( !parent_edl && assets->get(i)->is_asset ) {
1027                         this->assets->remove_asset((Asset*)assets->get(i));
1028                 }
1029                 else
1030                 if( !parent_edl && !assets->get(i)->is_asset ) {
1031                         this->nested_edls.remove_clip((EDL*)assets->get(i));
1032                 }
1033         }
1034 }
1035
1036 void EDL::update_assets(EDL *src)
1037 {
1038         for( Asset *current=src->assets->first; current; current=NEXT ) {
1039                 assets->update(current);
1040         }
1041 }
1042
1043 int EDL::get_tracks_height(Theme *theme)
1044 {
1045         int total_pixels = 0;
1046         for( Track *current=tracks->first; current; current=NEXT ) {
1047                 if( current->is_hidden() ) continue;
1048                 total_pixels += current->vertical_span(theme);
1049         }
1050         return total_pixels;
1051 }
1052
1053 int64_t EDL::get_tracks_width()
1054 {
1055         int64_t total_pixels = 0;
1056         for( Track *current=tracks->first; current; current=NEXT ) {
1057                 if( current->is_hidden() ) continue;
1058                 int64_t pixels = current->horizontal_span();
1059                 if( pixels > total_pixels ) total_pixels = pixels;
1060         }
1061 //printf("EDL::get_tracks_width %d\n", total_pixels);
1062         return total_pixels;
1063 }
1064
1065 // int EDL::calculate_output_w(int single_channel)
1066 // {
1067 //      if( single_channel ) return session->output_w;
1068 //
1069 //      int widest = 0;
1070 //      for( int i=0; i<session->video_channels; ++i )
1071 //      {
1072 //              if( session->vchannel_x[i] + session->output_w > widest ) widest = session->vchannel_x[i] + session->output_w;
1073 //      }
1074 //      return widest;
1075 // }
1076 //
1077 // int EDL::calculate_output_h(int single_channel)
1078 // {
1079 //      if( single_channel ) return session->output_h;
1080 //
1081 //      int tallest = 0;
1082 //      for( int i=0; i<session->video_channels; ++i )
1083 //      {
1084 //              if( session->vchannel_y[i] + session->output_h > tallest ) tallest = session->vchannel_y[i] + session->output_h;
1085 //      }
1086 //      return tallest;
1087 // }
1088
1089 // Get the total output size scaled to aspect ratio
1090 void EDL::calculate_conformed_dimensions(int single_channel, float &w, float &h)
1091 {
1092         if( (float)session->output_w / session->output_h > get_aspect_ratio() )
1093                 h = (w = session->output_w) / get_aspect_ratio();
1094         else
1095                 w = (h = session->output_h) * get_aspect_ratio();
1096 }
1097
1098 float EDL::get_aspect_ratio()
1099 {
1100         return session->aspect_w / session->aspect_h;
1101 }
1102
1103 int EDL::dump(FILE *fp)
1104 {
1105         if( parent_edl )
1106                 fprintf(fp,"CLIP\n");
1107         else
1108                 fprintf(fp,"EDL\n");
1109         fprintf(fp,"  clip_title: %s\n"
1110                 "  parent_edl: %p\n", local_session->clip_title, parent_edl);
1111         fprintf(fp,"  selectionstart %f\n  selectionend %f\n  loop_start %f\n  loop_end %f\n",
1112                 local_session->get_selectionstart(1),
1113                 local_session->get_selectionend(1),
1114                 local_session->loop_start,
1115                 local_session->loop_end);
1116         for( int i=0; i<TOTAL_PANES; ++i ) {
1117                 fprintf(fp,"  pane %d view_start=%jd track_start=%d\n", i,
1118                         local_session->view_start[i],
1119                         local_session->track_start[i]);
1120         }
1121
1122         if( !parent_edl ) {
1123                 fprintf(fp,"audio_channels: %d audio_tracks: %d sample_rate: %jd\n",
1124                         session->audio_channels,
1125                         session->audio_tracks,
1126                         session->sample_rate);
1127                 fprintf(fp,"  video_channels: %d\n"
1128                         "  video_tracks: %d\n"
1129                         "  frame_rate: %.2f\n"
1130                         "  frames_per_foot: %.2f\n"
1131                         "  output_w: %d\n"
1132                         "  output_h: %d\n"
1133                         "  aspect_w: %f\n"
1134                         "  aspect_h: %f\n"
1135                         "  color_model: %d\n",
1136                                 session->video_channels,
1137                                 session->video_tracks,
1138                                 session->frame_rate,
1139                                 session->frames_per_foot,
1140                                 session->output_w,
1141                                 session->output_h,
1142                                 session->aspect_w,
1143                                 session->aspect_h,
1144                                 session->color_model);
1145
1146                 fprintf(fp," CLIPS");
1147                 fprintf(fp,"  total: %d\n", clips.size());
1148                 for( int i=0; i<clips.size(); ++i ) {
1149                         fprintf(fp,"\n\n");
1150                         clips[i]->dump(fp);
1151                         fprintf(fp,"\n\n");
1152                 }
1153                 fprintf(fp," NESTED_EDLS");
1154                 fprintf(fp,"  total: %d\n", nested_edls.size());
1155                 for( int i=0; i<nested_edls.size(); ++i )
1156                         fprintf(fp,"   %s\n", nested_edls[i]->path);
1157
1158                 fprintf(fp," VWINDOW EDLS");
1159                 fprintf(fp,"  total: %d\n", total_vwindow_edls());
1160
1161                 for( int i=0; i<total_vwindow_edls(); ++i ) {
1162                         fprintf(fp,"   %s\n", get_vwindow_edl(i)->local_session->clip_title);
1163                 }
1164
1165                 fprintf(fp," ASSETS\n");
1166                 assets->dump(fp);
1167         }
1168         fprintf(fp," LABELS\n");
1169         labels->dump(fp);
1170         fprintf(fp," TRACKS\n");
1171         tracks->dump(fp);
1172 //printf("EDL::dump 2\n");
1173         return 0;
1174 }
1175
1176 EDL* EDL::add_clip(EDL *edl)
1177 {
1178 // Copy argument.  New edls are deleted from MWindow::load_filenames.
1179         EDL *new_edl = new EDL(this);
1180         new_edl->create_objects();
1181         new_edl->copy_all(edl);
1182         new_edl->folder_no = AW_CLIP_FOLDER;
1183         clips.append(new_edl);
1184         return new_edl;
1185 }
1186
1187 void EDL::insert_asset(Asset *asset,
1188         EDL *nested_edl,
1189         double position,
1190         Track *first_track,
1191         RecordLabels *labels)
1192 {
1193 // Insert asset into asset table
1194         Asset *new_asset = 0;
1195         EDL *new_nested_edl = 0;
1196
1197         if( asset ) new_asset = assets->update(asset);
1198         if( nested_edl ) new_nested_edl = nested_edls.get_nested(nested_edl);
1199
1200 // Paste video
1201         int vtrack = 0;
1202         Track *current = first_track ? first_track : tracks->first;
1203
1204
1205 // Fix length of single frame
1206         double length = 0.;
1207         int layers = 0;
1208         int channels = 0;
1209
1210         if( new_nested_edl ) {
1211                 length = new_nested_edl->tracks->total_length();
1212                 layers = new_nested_edl->session->video_channels;
1213                 channels = new_nested_edl->session->audio_channels;
1214         }
1215
1216         if( new_asset ) {
1217 // Insert 1 frame for undefined length
1218                 if( new_asset->video_length < 0 ) {
1219                         length = session->si_useduration ?
1220                                 session->si_duration :
1221                                 1.0 / session->frame_rate;
1222                 }
1223                 else {
1224                         length = new_asset->frame_rate > 0 ?
1225                                 (double)new_asset->video_length / new_asset->frame_rate :
1226                                 1.0 / session->frame_rate;
1227                 }
1228                 layers = new_asset->layers;
1229                 channels = new_asset->channels;
1230         }
1231
1232         for( ; current && vtrack<layers; current=NEXT ) {
1233                 if( !current->is_armed() || current->data_type != TRACK_VIDEO ) continue;
1234                 current->insert_asset(new_asset, new_nested_edl,
1235                         length, position, vtrack++);
1236         }
1237
1238         int atrack = 0;
1239         if( new_asset ) {
1240                 if( new_asset->audio_length < 0 ) {
1241 // Insert 1 frame for undefined length & video
1242                         if( new_asset->video_data )
1243                                 length = (double)1.0 / new_asset->frame_rate;
1244                         else
1245 // Insert 1 second for undefined length & no video
1246                                 length = 1.0;
1247                 }
1248                 else
1249                         length = (double)new_asset->audio_length /
1250                                         new_asset->sample_rate;
1251         }
1252
1253         current = tracks->first;
1254         for( ; current && atrack < channels; current=NEXT ) {
1255                 if( !current->is_armed() || current->data_type != TRACK_AUDIO ) continue;
1256                 current->insert_asset(new_asset, new_nested_edl,
1257                         length, position, atrack++);
1258         }
1259
1260 // Insert labels from a recording window.
1261         if( labels ) {
1262                 for( RecordLabel *label=labels->first; label; label=label->next ) {
1263                         this->labels->toggle_label(label->position, label->position);
1264                 }
1265         }
1266 }
1267
1268
1269
1270 void EDL::set_index_file(Indexable *indexable)
1271 {
1272         if( indexable->is_asset )
1273                 assets->update_index((Asset*)indexable);
1274         else
1275                 nested_edls.update_index((EDL*)indexable);
1276 }
1277
1278 void EDL::optimize()
1279 {
1280 //printf("EDL::optimize 1\n");
1281         double length = tracks->total_length();
1282         double preview_start = local_session->preview_start;
1283         double preview_end = local_session->preview_end;
1284         if( preview_end < 0 || preview_end > length )
1285                 preview_end = length;
1286         if( preview_start == 0 && preview_end >= length )
1287                 local_session->preview_end = -1;
1288         if( preview_start > preview_end )
1289                 local_session->preview_start = preview_end;
1290         for( Track *current=tracks->first; current; current=NEXT )
1291                 current->optimize();
1292 }
1293
1294 int EDL::next_id()
1295 {
1296         static Mutex id_lock;
1297         id_lock.lock("EDL::next_id");
1298         int result = EDLSession::current_id++;
1299         id_lock.unlock();
1300         return result;
1301 }
1302
1303 void EDL::get_shared_plugins(Track *source,
1304         ArrayList<SharedLocation*> *plugin_locations,
1305         int omit_recordable,
1306         int data_type)
1307 {
1308         for( Track *track=tracks->first; track; track=track->next ) {
1309                 if( track->is_armed() && omit_recordable ) continue;
1310                 if( track == source || track->data_type != data_type ) continue;
1311                 for( int i=0; i<track->plugin_set.size(); ++i ) {
1312                         Plugin *plugin = track->get_current_plugin(
1313                                 local_session->get_selectionstart(1),
1314                                 i, PLAY_FORWARD, 1, 0);
1315                         if( plugin && plugin->plugin_type != PLUGIN_STANDALONE ) continue;
1316                         plugin_locations->append(new SharedLocation(tracks->number_of(track), i));
1317                 }
1318         }
1319 }
1320
1321 void EDL::get_shared_tracks(Track *track,
1322         ArrayList<SharedLocation*> *module_locations,
1323         int omit_recordable, int data_type)
1324 {
1325         for( Track *current=tracks->first; current; current=NEXT ) {
1326                 if( omit_recordable && current->is_armed() ) continue;
1327                 if( current == track || current->data_type != data_type ) continue;
1328                 module_locations->append(new SharedLocation(tracks->number_of(current), 0));
1329         }
1330 }
1331
1332 // aligned frame time, account for sample truncation
1333 double EDL::frame_align(double position, int round)
1334 {
1335         if( !round && session->sample_rate > 0 ) {
1336                 int64_t sample_pos = position * session->sample_rate;
1337                 position = (sample_pos+2.) / session->sample_rate;
1338         }
1339         int64_t frame_pos = (position * session->frame_rate + (round ? 0.5 : 1e-6));
1340         return frame_pos / session->frame_rate;
1341 }
1342
1343 // Convert position to frames if alignment is enabled.
1344 double EDL::align_to_frame(double position, int round)
1345 {
1346         if( session->cursor_on_frames )
1347                 position = frame_align(position, round);
1348         return position;
1349 }
1350
1351
1352 BinFolder *EDL::get_folder(int no)
1353 {
1354         for( int i=0; i<folders.size(); ++i ) {
1355                 BinFolder *fp = folders[i];
1356                 if( no == fp->awindow_folder ) return fp;
1357         }
1358         return 0;
1359 }
1360
1361 int EDL::get_folder_number(const char *title)
1362 {
1363         for( int i=0; i<AWINDOW_FOLDERS; ++i ) {
1364                 if( !strcmp(title, AWindowGUI::folder_names[i]) )
1365                         return i;
1366         }
1367         for( int i=0; i<folders.size(); ++i ) {
1368                 if( !strcmp(title, folders[i]->title) )
1369                         return folders[i]->awindow_folder;
1370         }
1371         return AW_NO_FOLDER;
1372 }
1373
1374 const char *EDL::get_folder_name(int no)
1375 {
1376         if( no >= 0 && no<AWINDOW_FOLDERS )
1377                 return AWindowGUI::folder_names[no];
1378         BinFolder *fp = get_folder(no);
1379         return !fp ? "" : fp->title;
1380 }
1381
1382 int EDL::new_folder(const char *title, int is_clips)
1383 {
1384         if( !title[0] ) return 1;
1385         int ret = get_folder_number(title);
1386         if( ret >= 0 ) return 1;
1387         int idx = AWINDOW_FOLDERS;
1388         for( int i=0; i<folders.size(); ++i ) {
1389                 BinFolder *fp = folders[i];
1390                 int no = fp->awindow_folder;
1391                 if( no >= idx ) idx = no+1;
1392         }
1393         folders.append(new BinFolder(idx, is_clips, title));
1394         return 0;
1395 }
1396
1397 int EDL::delete_folder(const char *title)
1398 {
1399         int k = folders.size();
1400         while( --k >= 0 && strcmp(title, folders[k]->title) );
1401         if( k >= 0 )
1402                 folders.remove_object_number(k);
1403         return k;
1404 }
1405
1406 int EDL::get_use_vconsole(VEdit* *playable_edit,
1407         int64_t position, int direction, PlayableTracks *playable_tracks)
1408 {
1409         int share_playable_tracks = 1;
1410         int result = 0;
1411         VTrack *playable_track = 0;
1412         const int debug = 0;
1413         *playable_edit = 0;
1414
1415 // Calculate playable tracks when being called as a nested EDL
1416         if( !playable_tracks ) {
1417                 share_playable_tracks = 0;
1418                 playable_tracks = new PlayableTracks(this,
1419                         position, direction, TRACK_VIDEO, 1);
1420         }
1421
1422
1423 // Total number of playable tracks is 1
1424         if( playable_tracks->size() != 1 ) {
1425                 result = 1;
1426         }
1427         else {
1428                 playable_track = (VTrack*)playable_tracks->get(0);
1429         }
1430
1431 // Don't need playable tracks anymore
1432         if( !share_playable_tracks ) {
1433                 delete playable_tracks;
1434         }
1435
1436 if( debug ) printf("EDL::get_use_vconsole %d playable_tracks->size()=%d\n",
1437  __LINE__, playable_tracks->size());
1438         if( result ) return 1;
1439
1440
1441 // Test mutual conditions between direct copy rendering and this.
1442         if( !playable_track->direct_copy_possible(position,
1443                 direction,
1444                 1) )
1445                 return 1;
1446 if( debug ) printf("EDL::get_use_vconsole %d\n", __LINE__);
1447
1448         *playable_edit = (VEdit*)playable_track->edits->editof(position,
1449                 direction, 0);
1450 // No edit at current location
1451         if( !*playable_edit ) return 1;
1452 if( debug ) printf("EDL::get_use_vconsole %d\n", __LINE__);
1453
1454
1455 // Edit is nested EDL
1456         if( (*playable_edit)->nested_edl ) {
1457 // Test nested EDL
1458                 EDL *nested_edl = (*playable_edit)->nested_edl;
1459                 int64_t nested_position = (int64_t)((position -
1460                                 (*playable_edit)->startproject +
1461                                 (*playable_edit)->startsource) *
1462                         nested_edl->session->frame_rate /
1463                         session->frame_rate);
1464
1465
1466                 VEdit *playable_edit_temp = 0;
1467                 if( session->output_w != nested_edl->session->output_w ||
1468                         session->output_h != nested_edl->session->output_h ||
1469                         nested_edl->get_use_vconsole(&playable_edit_temp,
1470                                 nested_position,
1471                                 direction,
1472                                 0) )
1473                         return 1;
1474
1475                 return 0;
1476         }
1477
1478 if( debug ) printf("EDL::get_use_vconsole %d\n", __LINE__);
1479 // Edit is not a nested EDL
1480         Asset *asset = (*playable_edit)->asset;
1481 // Edit is silence
1482         if( !asset ) return 1;
1483 if( debug ) printf("EDL::get_use_vconsole %d\n", __LINE__);
1484
1485 // Asset and output device must have the same dimensions
1486         if( asset->width != session->output_w ||
1487             asset->height != session->output_h )
1488                 return 1;
1489
1490 if( debug ) printf("EDL::get_use_vconsole %d\n", __LINE__);
1491 // If we get here the frame is going to be directly copied.  Whether it is
1492 // decompressed in hardware depends on the colormodel.
1493         return 0;
1494 }
1495
1496
1497 // For Indexable
1498 int EDL::get_audio_channels()
1499 {
1500         return session->audio_channels;
1501 }
1502
1503 int EDL::get_sample_rate()
1504 {
1505         return session->sample_rate;
1506 }
1507
1508 int64_t EDL::get_audio_samples()
1509 {
1510         return (int64_t)(tracks->total_length() *
1511                 session->sample_rate);
1512 }
1513
1514 int EDL::have_audio()
1515 {
1516         return 1;
1517 }
1518
1519 int EDL::have_video()
1520 {
1521         return 1;
1522 }
1523
1524
1525 int EDL::get_w()
1526 {
1527         return session->output_w;
1528 }
1529
1530 int EDL::get_h()
1531 {
1532         return session->output_h;
1533 }
1534
1535 double EDL::get_frame_rate()
1536 {
1537         return session->frame_rate;
1538 }
1539
1540 int EDL::get_video_layers()
1541 {
1542         return 1;
1543 }
1544
1545 int64_t EDL::get_video_frames()
1546 {
1547         return (int64_t)(tracks->total_length() *
1548                 session->frame_rate);
1549 }
1550
1551 void EDL::remove_vwindow_edls()
1552 {
1553         for( int i=0; i<total_vwindow_edls(); ++i ) {
1554                 get_vwindow_edl(i)->remove_user();
1555         }
1556         vwindow_edls.remove_all();
1557 }
1558
1559 void EDL::remove_vwindow_edl(EDL *edl)
1560 {
1561         if( vwindow_edls.number_of(edl) >= 0 ) {
1562                 edl->remove_user();
1563                 vwindow_edls.remove(edl);
1564         }
1565 }
1566
1567
1568 EDL* EDL::get_vwindow_edl(int number)
1569 {
1570         return vwindow_edls.get(number);
1571 }
1572
1573 int EDL::total_vwindow_edls()
1574 {
1575         return vwindow_edls.size();
1576 }
1577
1578 void EDL::append_vwindow_edl(EDL *edl, int increase_counter)
1579 {
1580         if(vwindow_edls.number_of(edl) >= 0) return;
1581
1582         if(increase_counter) edl->add_user();
1583         vwindow_edls.append(edl);
1584 }
1585
1586
1587 double EDL::next_edit(double position)
1588 {
1589         Units::fix_double(&position);
1590         double new_position = tracks->total_length();
1591
1592         double max_rate = get_frame_rate();
1593         int sample_rate = get_sample_rate();
1594         if( sample_rate > max_rate ) max_rate = sample_rate;
1595         double min_movement = max_rate > 0 ? 1. / max_rate : 1e-6;
1596
1597 // Test for edit handles after position
1598         for( Track *track=tracks->first; track; track=track->next ) {
1599                 if( !track->is_armed() ) continue;
1600                 for( Edit *edit=track->edits->first; edit; edit=edit->next ) {
1601                         double edit_end = track->from_units(edit->startproject + edit->length);
1602                         Units::fix_double(&edit_end);
1603                         if( fabs(edit_end-position) < min_movement ) continue;
1604                         if( edit_end > position && edit_end < new_position )
1605                                 new_position = edit_end;
1606                 }
1607         }
1608         return new_position;
1609 }
1610
1611 double EDL::prev_edit(double position)
1612 {
1613         Units::fix_double(&position);
1614         double new_position = -1;
1615
1616         double max_rate = get_frame_rate();
1617         int sample_rate = get_sample_rate();
1618         if( sample_rate > max_rate ) max_rate = sample_rate;
1619         double min_movement = max_rate > 0 ? 1. / max_rate : 1e-6;
1620
1621 // Test for edit handles before cursor position
1622         for( Track *track=tracks->first; track; track=track->next ) {
1623                 if( !track->is_armed() ) continue;
1624                 for( Edit *edit=track->edits->first; edit; edit=edit->next ) {
1625                         double edit_end = track->from_units(edit->startproject);
1626                         Units::fix_double(&edit_end);
1627                         if( fabs(edit_end-position) < min_movement ) continue;
1628                         if( edit_end < position && edit_end > new_position )
1629                                 new_position = edit_end;
1630                 }
1631         }
1632         return new_position;
1633 }
1634
1635 double EDL::skip_silence(double position)
1636 {
1637         double result = position, nearest = DBL_MAX;
1638         for( Track *track=tracks->first; track; track=track->next ) {
1639                 if( !track->play ) continue;
1640                 Edit *edit = track->edits->editof(position, PLAY_FORWARD, 0);
1641                 while( edit && edit->silence() ) edit = edit->next;
1642                 if( !edit ) continue;
1643                 double pos = track->from_units(edit->startproject);
1644                 if( pos > position && pos < nearest )
1645                         nearest = result = pos;
1646         }
1647         return result;
1648 }
1649
1650 void EDL::rescale_proxy(int orig_scale, int new_scale)
1651 {
1652         if( orig_scale == new_scale ) return;
1653 // project size
1654         float orig_w = (float)session->output_w * orig_scale;
1655         float orig_h = (float)session->output_h * orig_scale;
1656         if( !parent_edl ) {
1657                 session->output_w = Units::round(orig_w / new_scale);
1658                 session->output_h = Units::round(orig_h / new_scale);
1659         }
1660
1661 // track sizes
1662         for( Track *track=tracks->first; track; track=track->next ) {
1663                 if( track->data_type != TRACK_VIDEO ) continue;
1664                 orig_w = (float)track->track_w * orig_scale;
1665                 orig_h = (float)track->track_h * orig_scale;
1666                 track->track_w = Units::round(orig_w / new_scale);
1667                 track->track_h = Units::round(orig_h / new_scale);
1668                 ((MaskAutos*)track->automation->autos[AUTOMATION_MASK])->
1669                         set_proxy(orig_scale, new_scale);
1670                 ((FloatAutos*)track->automation->autos[AUTOMATION_CAMERA_X])->
1671                         set_proxy(orig_scale, new_scale);
1672                 ((FloatAutos*)track->automation->autos[AUTOMATION_CAMERA_Y])->
1673                         set_proxy(orig_scale, new_scale);
1674                 ((FloatAutos*)track->automation->autos[AUTOMATION_PROJECTOR_X])->
1675                         set_proxy(orig_scale, new_scale);
1676                 ((FloatAutos*)track->automation->autos[AUTOMATION_PROJECTOR_Y])->
1677                         set_proxy(orig_scale, new_scale);
1678         }
1679 }
1680
1681 void EDL::set_proxy(int new_scale, int new_use_scaler,
1682         ArrayList<Indexable*> *orig_assets, ArrayList<Indexable*> *proxy_assets)
1683 {
1684         int orig_scale = session->proxy_scale;
1685         session->proxy_scale = new_scale;
1686         int orig_use_scaler = session->proxy_use_scaler;
1687         session->proxy_use_scaler = new_use_scaler;
1688         if( orig_use_scaler ) orig_scale = 1;
1689         int scale = new_use_scaler ? new_scale : 1;
1690         int asset_scale = new_scale == 1 && !new_use_scaler ? 0 : scale;
1691 // change original assets to proxy assets
1692         int folder_no = new_use_scaler || new_scale != 1 ? AW_PROXY_FOLDER : AW_MEDIA_FOLDER;
1693         for( int i=0,n=proxy_assets->size(); i<n; ++i ) {
1694                 Indexable *proxy_idxbl = proxy_assets->get(i);
1695                 proxy_idxbl->folder_no = folder_no;
1696                 if( !proxy_idxbl->is_asset ) continue;
1697                 Asset *proxy_asset = assets->update((Asset *)proxy_idxbl);
1698                 proxy_asset->width = proxy_asset->actual_width * scale;
1699                 proxy_asset->height = proxy_asset->actual_height * scale;
1700                 proxy_asset->proxy_scale = asset_scale;
1701         }
1702 // rescale to full size asset in read_frame
1703         if( new_use_scaler ) new_scale = 1;
1704         rescale_proxy(orig_scale, new_scale);
1705
1706 // replace track contents
1707         for( Track *track=tracks->first; track; track=track->next ) {
1708                 if( track->data_type != TRACK_VIDEO ) continue;
1709                 for( Edit *edit=track->edits->first; edit; edit=edit->next ) {
1710                         Indexable *idxbl = (Indexable *)edit->asset;
1711                         if( !idxbl ) idxbl = (Indexable *)edit->nested_edl;
1712                         if( !idxbl ) continue;
1713                         int i = orig_assets->size();
1714                         while( --i>=0 && strcmp(orig_assets->get(i)->path, idxbl->path) );
1715                         if( i < 0 ) continue;
1716                         Indexable *proxy_idxbl = proxy_assets->get(i);
1717                         Asset *proxy_asset = proxy_idxbl->is_asset ?
1718                                 assets->update((Asset *)proxy_idxbl) : 0;
1719                         EDL *proxy_edl = !proxy_idxbl->is_asset ?
1720                                 (EDL *)proxy_idxbl : 0;
1721                         edit->asset = proxy_asset;
1722                         edit->nested_edl = proxy_edl;
1723                 }
1724         }
1725         for( int j=0,n=clips.size(); j<n; ++j ) {
1726                 EDL *clip = clips[j];
1727                 int has_proxy = 0;
1728                 for( Track *track=clip->tracks->first; track; track=track->next ) {
1729                         if( track->data_type != TRACK_VIDEO ) continue;
1730                         for( Edit *edit=track->edits->first; edit; edit=edit->next ) {
1731                                 Indexable *idxbl = (Indexable *)edit->asset;
1732                                 if( !idxbl ) idxbl = (Indexable *)edit->nested_edl;
1733                                 if( !idxbl ) continue;
1734                                 int i = orig_assets->size();
1735                                 while( --i>=0 && strcmp(orig_assets->get(i)->path, idxbl->path) );
1736                                 if( i < 0 ) continue;
1737                                 Indexable *proxy_idxbl = proxy_assets->get(i);
1738                                 Asset *proxy_asset = proxy_idxbl->is_asset ?
1739                                         assets->update((Asset *)proxy_idxbl) : 0;
1740                                 EDL *proxy_edl = !proxy_idxbl->is_asset ?
1741                                         (EDL *)proxy_idxbl : 0;
1742                                 edit->asset = proxy_asset;
1743                                 edit->nested_edl = proxy_edl;
1744                                 has_proxy = 1;
1745                         }
1746                 }
1747                 if( has_proxy && !orig_use_scaler )
1748                         clip->rescale_proxy(orig_scale, new_scale);
1749         }
1750 }
1751
1752 void EDL::add_proxy(ArrayList<Indexable*> *orig_assets, ArrayList<Indexable*> *proxy_assets)
1753 {
1754         int asset_scale = session->proxy_scale;
1755         if( asset_scale == 1 ) asset_scale = 0;
1756         int scale = !asset_scale ? 1 : asset_scale;
1757 // update proxy geom using scale
1758         for( int i=0; i<proxy_assets->size(); ++i ) {
1759                 Asset *proxy_asset = (Asset *)proxy_assets->get(i);
1760                 proxy_asset->proxy_scale = asset_scale;
1761                 proxy_asset->width = proxy_asset->actual_width * scale;
1762                 proxy_asset->height = proxy_asset->actual_height * scale;
1763         }
1764
1765 // change original assets to proxy assets
1766         for( int i=0,n=proxy_assets->size(); i<n; ++i ) {
1767                 Asset *proxy_asset = assets->update((Asset *)proxy_assets->get(i));
1768                 proxy_asset->folder_no = AW_PROXY_FOLDER;
1769 // replace track contents
1770                 for( Track *track=tracks->first; track; track=track->next ) {
1771                         if( track->data_type != TRACK_VIDEO ) continue;
1772                         for( Edit *edit=track->edits->first; edit; edit=edit->next ) {
1773                                 if( !edit->asset ) continue;
1774                                 if( !strcmp(edit->asset->path, orig_assets->get(i)->path) ) {
1775                                         edit->asset = proxy_asset;
1776                                 }
1777                         }
1778                 }
1779         }
1780 }
1781
1782 Asset *EDL::get_proxy_asset()
1783 {
1784         return folder_no == AW_PROXY_FOLDER ?
1785                 tracks->first->edits->first->asset : 0;
1786 }
1787
1788 Track *EDL::add_new_track(int data_type)
1789 {
1790         Track *new_track = 0;
1791         switch( data_type ) {
1792         case TRACK_VIDEO:
1793                 ++session->video_tracks;
1794                 new_track = tracks->add_video_track(0, 0);
1795                 break;
1796         case TRACK_AUDIO:
1797                 ++session->audio_tracks;
1798                 new_track = tracks->add_audio_track(0, 0);
1799                 break;
1800         case TRACK_SUBTITLE:
1801                 new_track = tracks->add_subttl_track(0, 0);
1802                 break;
1803         }
1804         return new_track;
1805 }
1806
1807 double EDL::get_cursor_position(int cursor_x, int pane_no)
1808 {
1809         return (double)cursor_x * local_session->zoom_sample / session->sample_rate +
1810                 (double)local_session->view_start[pane_no] *
1811                         local_session->zoom_sample / session->sample_rate;
1812 }
1813 int64_t EDL::get_position_cursorx(double position, int pane_no)
1814 {
1815         return (int64_t)(position * session->sample_rate / local_session->zoom_sample)
1816                         - local_session->view_start[pane_no];
1817 }
1818
1819 int EDL::in_use(Indexable *indexable)
1820 {
1821         for( Track *track=tracks->first; track; track=track->next ) {
1822                 for( Edit *edit=track->edits->first; edit; edit=edit->next ) {
1823                         Indexable *idxbl = (Indexable *)edit->asset;
1824                         if( !idxbl ) idxbl = (Indexable *)edit->nested_edl;
1825                         if( !idxbl ) continue;
1826                         if( idxbl->id == indexable->id ) return 1;
1827                         if( !indexable->is_asset != !idxbl->is_asset ) continue;
1828                         if( !strcmp(idxbl->path, indexable->path) ) return 1;
1829                 }
1830         }
1831         for( int i=0; i<clips.size(); ++i )
1832                 if( clips[i]->in_use(indexable) ) return 1;
1833         for( int i=0; i<nested_edls.size(); ++i )
1834                 if( nested_edls[i]->in_use(indexable) ) return 1;
1835         return 0;
1836 }
1837
1838 int EDL::regroup(int next_id)
1839 {
1840         ArrayList<int> new_groups;
1841         for( Track *track=tracks->first; track; track=track->next ) {
1842                 for( Edit *edit=track->edits->first; edit; edit=edit->next ) {
1843                         if( !edit->group_id ) continue;
1844                         int k = new_groups.size();
1845                         while( --k >= 0 && new_groups[k] != edit->group_id );
1846                         if( k >= 0 ) continue;
1847                         new_groups.append(edit->group_id);
1848                 }
1849         }
1850         for( Track *track=tracks->first; track; track=track->next ) {
1851                 for( Edit *edit=track->edits->first; edit; edit=edit->next ) {
1852                         if( !edit->group_id ) continue;
1853                         int k = new_groups.size();
1854                         while( --k >= 0 && new_groups[k] != edit->group_id );
1855                         if( k < 0 ) continue;
1856                         edit->group_id = k + next_id;
1857                 }
1858         }
1859         return new_groups.size();
1860 }
1861
1862 EDL *EDL::selected_edits_to_clip(int packed,
1863                 double *start_position, Track **start_track,
1864                 int edit_labels, int edit_autos, int edit_plugins)
1865 {
1866         double start = DBL_MAX, end = DBL_MIN;
1867         Track *first_track=0, *last_track = 0;
1868         for( Track *track=tracks->first; track; track=track->next ) {
1869                 if( !track->is_armed() ) continue;
1870                 int empty = 1;
1871                 for( Edit *edit=track->edits->first; edit; edit=edit->next ) {
1872                         if( !edit->is_selected || edit->silence() ) continue;
1873                         double edit_pos = track->from_units(edit->startproject);
1874                         if( start > edit_pos ) start = edit_pos;
1875                         if( end < (edit_pos+=edit->length) ) end = edit_pos;
1876                         empty = 0;
1877                 }
1878                 if( empty ) continue;
1879                 if( !first_track ) first_track = track;
1880                 last_track = track;
1881         }
1882         if( start_position ) *start_position = start;
1883         if( start_track ) *start_track = first_track;
1884         if( !first_track ) return 0;
1885         EDL *new_edl = new EDL();
1886         new_edl->create_objects();
1887         new_edl->copy_session(this);
1888         const char *text = _("new_edl edit");
1889         new_edl->set_path(text);
1890         strcpy(new_edl->local_session->clip_title, text);
1891         strcpy(new_edl->local_session->clip_notes, text);
1892         new_edl->session->video_tracks = 0;
1893         new_edl->session->audio_tracks = 0;
1894         for( Track *track=tracks->first; track; track=track->next ) {
1895                 if( !track->is_armed() ) continue;
1896                 if( first_track ) {
1897                         if( first_track != track ) continue;
1898                         first_track = 0;
1899                 }
1900                 Track *new_track = 0;
1901                 if( !packed )
1902                         new_track = new_edl->add_new_track(track->data_type);
1903                 int64_t start_pos = track->to_units(start, 0);
1904                 int64_t end_pos = track->to_units(end, 0);
1905                 int64_t startproject = 0;
1906                 Edit *edit = track->edits->first;
1907                 for( ; edit; edit=edit->next ) {
1908                         if( !edit->is_selected || edit->silence() ) continue;
1909                         if( edit->startproject < start_pos ) continue;
1910                         if( edit->startproject >= end_pos ) break;
1911                         int64_t edit_start_pos = edit->startproject;
1912                         int64_t edit_end_pos = edit->startproject + edit->length;
1913                         if( !new_track )
1914                                 new_track = new_edl->add_new_track(track->data_type);
1915                         int64_t edit_pos = edit_start_pos - start_pos;
1916                         if( !packed && edit_pos > startproject ) {
1917                                 Edit *silence = new Edit(new_edl, new_track);
1918                                 silence->startproject = startproject;
1919                                 silence->length = edit_pos - startproject;
1920                                 new_track->edits->append(silence);
1921                                 startproject = edit_pos;
1922                         }
1923                         int64_t clip_start_pos = startproject;
1924                         Edit *clip_edit = new Edit(new_edl, new_track);
1925                         clip_edit->clone_from(edit);
1926                         clip_edit->startproject = startproject;
1927                         startproject += clip_edit->length;
1928                         new_track->edits->append(clip_edit);
1929                         if( edit_labels ) {
1930                                 double edit_start = track->from_units(edit_start_pos);
1931                                 double edit_end = track->from_units(edit_end_pos);
1932                                 double clip_start = new_track->from_units(clip_start_pos);
1933                                 Label *label = labels->first;
1934                                 for( ; label; label=label->next ) {
1935                                         if( label->position < edit_start ) continue;
1936                                         if( label->position >= edit_end ) break;
1937                                         double clip_position = label->position - edit_start + clip_start;
1938                                         Label *clip_label = new_edl->labels->first;
1939                                         while( clip_label && clip_label->position<clip_position )
1940                                                 clip_label = clip_label->next;
1941                                         if( clip_label && clip_label->position == clip_position ) continue;
1942                                         Label *new_label = new Label(new_edl,
1943                                                 new_edl->labels, clip_position, label->textstr);
1944                                         new_edl->labels->insert_before(clip_label, new_label);
1945                                 }
1946                         }
1947                         if( edit_autos ) {
1948                                 Automation *automation = track->automation;
1949                                 Automation *new_automation = new_track->automation;
1950                                 for( int i=0; i<AUTOMATION_TOTAL; ++i ) {
1951                                         Autos *autos = automation->autos[i];
1952                                         if( !autos ) continue;
1953                                         Autos *new_autos = new_automation->autos[i];
1954                                         new_autos->default_auto->copy_from(autos->default_auto);
1955                                         Auto *aut0 = autos->first;
1956                                         for( ; aut0; aut0=aut0->next ) {
1957                                                 if( aut0->position < edit_start_pos ) continue;
1958                                                 if( aut0->position >= edit_end_pos ) break;
1959                                                 Auto *new_auto = new_autos->new_auto();
1960                                                 new_auto->copy_from(aut0);
1961                                                 int64_t clip_position = aut0->position - edit_start_pos + clip_start_pos;
1962                                                 new_auto->position = clip_position;
1963                                                 new_autos->append(new_auto);
1964                                         }
1965                                 }
1966                         }
1967                         if( edit_plugins ) {
1968                                 while( new_track->plugin_set.size() < track->plugin_set.size() )
1969                                         new_track->plugin_set.append(0);
1970                                 for( int i=0; i<track->plugin_set.total; ++i ) {
1971                                         PluginSet *plugin_set = track->plugin_set[i];
1972                                         if( !plugin_set ) continue;
1973                                         PluginSet *new_plugin_set = new_track->plugin_set[i];
1974                                         if( !new_plugin_set ) {
1975                                                 new_plugin_set = new PluginSet(new_edl, new_track);
1976                                                 new_track->plugin_set[i] = new_plugin_set;
1977                                         }
1978                                         Plugin *plugin = (Plugin*)plugin_set->first;
1979                                         int64_t startplugin = new_plugin_set->length();
1980                                         for( ; plugin ; plugin=(Plugin*)plugin->next ) {
1981                                                 if( plugin->silence() ) continue;
1982                                                 int64_t plugin_start_pos = plugin->startproject;
1983                                                 int64_t plugin_end_pos = plugin_start_pos + plugin->length;
1984                                                 if( plugin_end_pos < start_pos ) continue;
1985                                                 if( plugin_start_pos > end_pos ) break;
1986                                                 if( plugin_start_pos < edit_start_pos )
1987                                                         plugin_start_pos = edit_start_pos;
1988                                                 if( plugin_end_pos > edit_end_pos )
1989                                                         plugin_end_pos = edit_end_pos;
1990                                                 if( plugin_start_pos >= plugin_end_pos ) continue;
1991                                                 int64_t plugin_pos = plugin_start_pos - start_pos;
1992                                                 if( !packed && plugin_pos > startplugin ) {
1993                                                         Plugin *silence = new Plugin(new_edl, new_track, "");
1994                                                         silence->startproject = startplugin;
1995                                                         silence->length = plugin_pos - startplugin;
1996                                                         new_plugin_set->append(silence);
1997                                                         startplugin = plugin_pos;
1998                                                 }
1999                                                 Plugin *new_plugin = new Plugin(new_edl, new_track, plugin->title);
2000                                                 new_plugin->copy_base(plugin);
2001                                                 new_plugin->startproject = startplugin;
2002                                                 new_plugin->length = plugin_end_pos - plugin_start_pos;
2003                                                 startplugin += new_plugin->length;
2004                                                 new_plugin_set->append(new_plugin);
2005                                                 KeyFrames *keyframes = plugin->keyframes;
2006                                                 KeyFrames *new_keyframes = new_plugin->keyframes;
2007                                                 new_keyframes->default_auto->copy_from(keyframes->default_auto);
2008                                                 new_keyframes->default_auto->position = new_plugin->startproject;
2009                                                 KeyFrame *keyframe = (KeyFrame*)keyframes->first;
2010                                                 for( ; keyframe; keyframe=(KeyFrame*)keyframe->next ) {
2011                                                         if( keyframe->position < edit_start_pos ) continue;
2012                                                         if( keyframe->position >= edit_end_pos ) break;
2013                                                         KeyFrame *clip_keyframe = new KeyFrame(new_edl, new_keyframes);
2014                                                         clip_keyframe->copy_from(keyframe);
2015                                                         int64_t key_position = keyframe->position - start_pos;
2016                                                         if( packed )
2017                                                                 key_position += new_plugin->startproject - plugin_pos;
2018                                                         clip_keyframe->position = key_position;
2019                                                         new_keyframes->append(clip_keyframe);
2020                                                 }
2021                                         }
2022                                 }
2023                         }
2024                 }
2025                 if( last_track == track ) break;
2026         }
2027         return new_edl;
2028 }
2029
2030 EDL *EDL::selected_edits_to_clip(int packed, double *start_position, Track **start_track)
2031 {
2032         return selected_edits_to_clip(packed, start_position, start_track,
2033                 session->labels_follow_edits,
2034                 session->autos_follow_edits,
2035                 session->plugins_follow_edits);
2036 }
2037
2038 void EDL::paste_edits(EDL *clip, Track *first_track, double position, int overwrite,
2039                 int edit_edits, int edit_labels, int edit_autos, int edit_plugins)
2040 {
2041         if( !first_track )
2042                 first_track = tracks->first;
2043         Track *src = clip->tracks->first;
2044         for( Track *track=first_track; track && src; track=track->next ) {
2045                 if( !track->is_armed() ) continue;
2046                 int64_t pos = track->to_units(position, 0);
2047                 if( edit_edits ) {
2048                         for( Edit *edit=src->edits->first; edit; edit=edit->next ) {
2049                                 if( edit->silence() ) continue;
2050                                 int64_t start = pos + edit->startproject;
2051                                 int64_t len = edit->length, end = start + len;
2052                                 if( overwrite )
2053                                         track->edits->clear(start, end);
2054                                 Edit *dst = track->edits->insert_new_edit(start);
2055                                 dst->clone_from(edit);
2056                                 dst->startproject = start;
2057                                 dst->is_selected = 1;
2058                                 while( (dst=dst->next) != 0 )
2059                                         dst->startproject += edit->length;
2060                                 if( overwrite ) continue;
2061                                 if( edit_labels && track == first_track ) {
2062                                         double dst_pos = track->from_units(start);
2063                                         double dst_len = track->from_units(len);
2064                                         for( Label *label=labels->first; label; label=label->next ) {
2065                                                 if( label->position >= dst_pos )
2066                                                         label->position += dst_len;
2067                                         }
2068                                 }
2069                                 if( edit_autos ) {
2070                                         for( int i=0; i<AUTOMATION_TOTAL; ++i ) {
2071                                                 Autos *autos = track->automation->autos[i];
2072                                                 if( !autos ) continue;
2073                                                 for( Auto *aut0=autos->first; aut0; aut0=aut0->next ) {
2074                                                         if( aut0->position >= start )
2075                                                                 aut0->position += edit->length;
2076                                                 }
2077                                         }
2078                                 }
2079                                 if( edit_plugins ) {
2080                                         for( int i=0; i<track->plugin_set.size(); ++i ) {
2081                                                 PluginSet *plugin_set = track->plugin_set[i];
2082                                                 Plugin *plugin = (Plugin *)plugin_set->first;
2083                                                 for( ; plugin; plugin=(Plugin *)plugin->next ) {
2084                                                         if( plugin->startproject >= start )
2085                                                                 plugin->startproject += edit->length;
2086                                                         else if( plugin->startproject+plugin->length > end )
2087                                                                 plugin->length += edit->length;
2088                                                         Auto *default_keyframe = plugin->keyframes->default_auto;
2089                                                         if( default_keyframe->position >= start )
2090                                                                 default_keyframe->position += edit->length;
2091                                                         KeyFrame *keyframe = (KeyFrame*)plugin->keyframes->first;
2092                                                         for( ; keyframe; keyframe=(KeyFrame*)keyframe->next ) {
2093                                                                 if( keyframe->position >= start )
2094                                                                         keyframe->position += edit->length;
2095                                                         }
2096                                                 }
2097                                                 plugin_set->optimize();
2098                                         }
2099                                 }
2100                         }
2101                 }
2102                 if( edit_autos ) {
2103                         for( int i=0; i<AUTOMATION_TOTAL; ++i ) {
2104                                 Autos *src_autos = src->automation->autos[i];
2105                                 if( !src_autos ) continue;
2106                                 Autos *autos = track->automation->autos[i];
2107                                 for( Auto *aut0=src_autos->first; aut0; aut0=aut0->next ) {
2108                                         int64_t auto_pos = pos + aut0->position;
2109                                         autos->insert_auto(auto_pos, aut0);
2110                                 }
2111                         }
2112                 }
2113                 if( edit_plugins ) {
2114                         for( int i=0; i<src->plugin_set.size(); ++i ) {
2115                                 PluginSet *plugin_set = src->plugin_set[i];
2116                                 if( !plugin_set ) continue;
2117                                 while( i >= track->plugin_set.size() )
2118                                         track->plugin_set.append(0);
2119                                 PluginSet *dst_plugin_set = track->plugin_set[i];
2120                                 if( !dst_plugin_set ) {
2121                                         dst_plugin_set = new PluginSet(this, track);
2122                                         track->plugin_set[i] = dst_plugin_set;
2123                                 }
2124                                 Plugin *plugin = (Plugin *)plugin_set->first;
2125                                 if( plugin ) track->expand_view = 1;
2126                                 for( ; plugin; plugin=(Plugin *)plugin->next ) {
2127                                         int64_t start = pos + plugin->startproject;
2128                                         int64_t end = start + plugin->length;
2129                                         if( overwrite || edit_edits )
2130                                                 dst_plugin_set->clear(start, end, 1);
2131                                         Plugin *new_plugin = dst_plugin_set->insert_plugin(plugin->title,
2132                                                 start, end-start, plugin->plugin_type, &plugin->shared_location,
2133                                                 (KeyFrame*)plugin->keyframes->default_auto, 0);
2134                                         new_plugin->on = plugin->on;
2135                                         KeyFrame *keyframe = (KeyFrame*)plugin->keyframes->first;
2136                                         for( ; keyframe; keyframe=(KeyFrame*)keyframe->next ) {
2137                                                 int64_t keyframe_pos = pos + keyframe->position;
2138                                                 new_plugin->keyframes->insert_auto(keyframe_pos, keyframe);
2139                                         }
2140                                         while( (new_plugin=(Plugin *)new_plugin->next) ) {
2141                                                 KeyFrame *keyframe = (KeyFrame*)new_plugin->keyframes->first;
2142                                                 for( ; keyframe; keyframe=(KeyFrame*)keyframe->next )
2143                                                         keyframe->position += plugin->length;
2144                                         }
2145                                 }
2146                         }
2147                 }
2148                 src = src->next;
2149         }
2150         if( edit_labels ) {
2151                 Label *edl_label = labels->first;
2152                 for( Label *label=clip->labels->first; label; label=label->next ) {
2153                         double label_pos = position + label->position;
2154                         int exists = 0;
2155                         while( edl_label &&
2156                                 !(exists=equivalent(edl_label->position, label_pos)) &&
2157                                 edl_label->position < position ) edl_label = edl_label->next;
2158                         if( exists ) continue;
2159                         labels->insert_before(edl_label,
2160                                 new Label(this, labels, label_pos, label->textstr));
2161                 }
2162         }
2163         optimize();
2164 }
2165
2166 void EDL::paste_edits(EDL *clip, Track *first_track, double position, int overwrite)
2167 {
2168         paste_edits(clip, first_track, position, overwrite, 1,
2169                 session->labels_follow_edits,
2170                 session->autos_follow_edits,
2171                 session->plugins_follow_edits);
2172 }
2173
2174 void EDL::replace_assets(ArrayList<Indexable*> &orig_idxbls, ArrayList<Asset*> &new_assets)
2175 {
2176         for( Track *track=tracks->first; track; track=track->next ) {
2177                 for( Edit *edit=track->edits->first; edit; edit=edit->next ) {
2178                         Indexable *idxbl = (Indexable *)edit->asset;
2179                         if( !idxbl ) continue;
2180                         int i = orig_idxbls.size();
2181                         while( --i>=0 && strcmp(orig_idxbls[i]->path, idxbl->path) );
2182                         if( i < 0 ) continue;
2183                         Asset *new_asset = new_assets[i];
2184                         if( track->data_type == TRACK_VIDEO && !new_asset->video_data ) continue;
2185                         if( track->data_type == TRACK_AUDIO && !new_asset->audio_data ) continue;
2186                         edit->asset = assets->update(new_assets[i]);
2187                 }
2188         }
2189         if( !parent_edl ) {
2190                 for( int j=0,n=clips.size(); j<n; ++j )
2191                         clips[j]->replace_assets(orig_idxbls, new_assets);
2192         }
2193 }
2194
2195
2196 int EDL::collect_effects(EDL *&group)
2197 {
2198 // to remap shared plugins in copied plugin stack
2199         edl_shared_list shared_map;
2200         int ret = 0;
2201         EDL *new_edl = new EDL(parent_edl ? parent_edl : this);
2202         new_edl->create_objects();
2203         Tracks *new_tracks = new_edl->tracks;
2204         Track *track = tracks->first;
2205         for( ; !ret && track; track=track->next ) {
2206                 if( track->data_type != TRACK_AUDIO &&
2207                     track->data_type != TRACK_VIDEO ) continue;
2208                 Edit *edit = track->edits->first;
2209                 while( edit && !edit->is_selected ) edit = edit->next;
2210                 if( !edit ) continue;
2211                 if( !track->is_armed() ) { ret = COLLECT_EFFECTS_RECORD;  break; }
2212                 Track *new_track = 0;
2213                 edl_shared *location = 0;
2214                 int64_t start_pos = edit->startproject;
2215                 int64_t end_pos = start_pos + edit->length;
2216                 int pluginsets = track->plugin_set.size();
2217                 for( int i=0; i<pluginsets; ++i ) {
2218                         PluginSet *plugins = track->plugin_set[i];
2219                         Plugin *plugin = (Plugin *)plugins->first;
2220                         for( ; plugin; plugin=(Plugin *)plugin->next ) {
2221                                 if( plugin->silence() ) continue;
2222                                 if( start_pos < plugin->startproject+plugin->length ) break;
2223                         }
2224                         if( !plugin || plugin->startproject >= end_pos ) continue;
2225                         if( !location ) {
2226                                 location = &shared_map.append();
2227                                 location->trk = tracks->number_of(track);
2228                         }
2229                         location->append(i);
2230                         if( !new_track )
2231                                 new_track = track->data_type == TRACK_AUDIO ?
2232                                         new_tracks->add_audio_track(0, 0) :
2233                                         new_tracks->add_video_track(0, 0) ;
2234                         PluginSet *new_plugins = new PluginSet(new_edl, new_track);
2235                         new_track->plugin_set.append(new_plugins);
2236                         Plugin *new_plugin = (Plugin *)new_plugins->create_edit();
2237                         new_plugin->copy_base(plugin);
2238                         new_plugins->append(new_plugin);
2239                         KeyFrame *keyframe = plugin->keyframes->
2240                                 get_prev_keyframe(start_pos, PLAY_FORWARD);
2241                         KeyFrame *default_auto = (KeyFrame *)
2242                                 new_plugin->keyframes->default_auto;
2243                         default_auto->copy_from(keyframe);
2244                         default_auto->position = 0;
2245                         default_auto->is_default = 1;
2246                 }
2247                 if( !new_track ) { ret = COLLECT_EFFECTS_MISSING;  break; }
2248                 while( (edit=edit->next) && !edit->is_selected );
2249                 if( edit ) ret = COLLECT_EFFECTS_MULTIPLE;
2250         }
2251         track = new_edl->tracks->first;
2252         if( !ret && !track ) ret = COLLECT_EFFECTS_EMPTY;
2253 // remap shared plugins in copied new_edl
2254         for( ; !ret && track; track=track->next ) {
2255                 int pluginsets = track->plugin_set.size();
2256                 for( int i=0; i<pluginsets; ++i ) {
2257                         PluginSet *plugins = track->plugin_set[i];
2258                         Plugin *plugin = (Plugin *)plugins->first;
2259                         for( ; plugin; plugin=(Plugin *)plugin->next ) {
2260                                 if( plugin->plugin_type != PLUGIN_SHAREDPLUGIN ) continue;
2261                                 int trk = plugin->shared_location.module;
2262                                 int set = plugin->shared_location.plugin;
2263                                 int m = shared_map.size(), n = -1;
2264                                 while( --m>=0 && shared_map[m].trk!=trk );
2265                                 if( m >= 0 ) {
2266                                         edl_shared &location = shared_map[m];
2267                                         n = location.size();
2268                                         while( --n>=0 && location[n]!=set );
2269                                 }
2270                                 if( n < 0 ) { ret = COLLECT_EFFECTS_MASTER;  break; }
2271                                 plugin->shared_location.module = m;
2272                                 plugin->shared_location.plugin = n;
2273                         }
2274                 }
2275         }
2276         if( !ret )
2277                 group = new_edl;
2278         else
2279                 new_edl->remove_user();
2280         return ret;
2281 }
2282
2283 void edl_SharedLocations::add(int trk, int plg)
2284 {
2285         SharedLocation &s = append();
2286         s.module = trk;  s.plugin = plg;
2287 }
2288
2289 // inserts pluginsets in group to first selected edit in tracks
2290 int EDL::insert_effects(EDL *group, Track *first_track)
2291 {
2292         edl_SharedLocations edl_locs, new_locs;
2293         Track *new_track = group->tracks->first;
2294         if( !first_track ) first_track = tracks->first;
2295         Track *track = first_track;
2296         for( ; track && new_track; track=track->next ) {
2297                 Edit *edit = track->edits->first;
2298                 while( edit && !edit->is_selected ) edit = edit->next;
2299                 if( !edit ) continue;
2300                 if( !track->is_armed() ) return INSERT_EFFECTS_RECORD;
2301                 if( track->data_type != new_track->data_type ) return INSERT_EFFECTS_TYPE;
2302                 int gtrk = group->tracks->number_of(new_track);
2303                 int trk = tracks->number_of(track);
2304                 int psz = track->plugin_set.size();
2305                 int new_pluginsets = new_track->plugin_set.size();
2306                 for( int i=0; i<new_pluginsets; ++psz, ++i ) {
2307                         new_locs.add(gtrk, i);
2308                         edl_locs.add(trk, psz);
2309                 }
2310                 while( (edit=edit->next) && !edit->is_selected );
2311                 if( edit ) return INSERT_EFFECTS_MULTIPLE;
2312                 new_track = new_track->next;
2313         }
2314         if( new_track ) return INSERT_EFFECTS_MISSING;
2315         for( ; track; track=track->next ) {
2316                 Edit *edit = track->edits->first;
2317                 while( edit && !edit->is_selected ) edit = edit->next;
2318                 if( edit ) return INSERT_EFFECTS_EXTRA;
2319         }
2320         new_track = group->tracks->first;
2321         track = first_track;
2322         for( ; track && new_track; track=track->next ) {
2323                 if( !track->is_armed() ) continue;
2324                 Edit *edit = track->edits->first;
2325                 while( edit && !edit->is_selected ) edit = edit->next;
2326                 if( !edit ) continue;
2327                 int64_t start_pos = edit->startproject;
2328                 int64_t end_pos = start_pos + edit->length;
2329                 int new_pluginsets = new_track->plugin_set.size();
2330                 for( int i=0; i<new_pluginsets; ++i ) {
2331                         Plugin *new_plugin = (Plugin *)new_track->plugin_set[i]->first;
2332                         if( !new_plugin ) continue;
2333                         PluginSet *plugins = new PluginSet(this, track);
2334                         track->plugin_set.append(plugins);
2335                         SharedLocation shared_location;
2336                         if( new_plugin->plugin_type == PLUGIN_SHAREDPLUGIN ) {
2337                                 SharedLocation &new_loc = new_plugin->shared_location;
2338                                 int k = new_locs.size();
2339                                 while( --k>=0 && !new_loc.equivalent(&new_locs[k]) );
2340                                 if( k < 0 ) return INSERT_EFFECTS_MASTER;
2341                                 shared_location.copy_from(&edl_locs[k]);
2342                         }
2343                         KeyFrame *default_keyframe = (KeyFrame *)new_plugin->keyframes->default_auto;
2344                         plugins->insert_plugin(new_plugin->title,
2345                                 start_pos, end_pos - start_pos, new_plugin->plugin_type,
2346                                 &shared_location, default_keyframe, 0);
2347                         track->expand_view = 1;
2348                 }
2349                 new_track = new_track->next;
2350         }
2351         return 0;
2352 }
2353