gtk2_ardour/editor_audio_import.cc

   1 /*
   2     Copyright (C) 2000-2006 Paul Davis
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 */
  19
  20 #include <sys/types.h>
  21 #include <sys/stat.h>
  22 #include <sys/time.h>
  23 #include <errno.h>
  24 #include <unistd.h>
  25 #include <algorithm>
  26
  27 #include <sndfile.h>
  28
  29 #include <pbd/pthread_utils.h>
  30 #include <pbd/basename.h>
  31 #include <pbd/shortpath.h>
  32
  33 #include <gtkmm2ext/choice.h>
  34 #include <gtkmm2ext/window_title.h>
  35
  36 #include <ardour/session.h>
  37 #include <ardour/session_directory.h>
  38 #include <ardour/audioplaylist.h>
  39 #include <ardour/audioregion.h>
  40 #include <ardour/audio_diskstream.h>
  41 #include <ardour/midi_track.h>
  42 #include <ardour/midi_region.h>
  43 #include <ardour/utils.h>
  44 #include <ardour/audio_track.h>
  45 #include <ardour/audioplaylist.h>
  46 #include <ardour/audiofilesource.h>
  47 #include <ardour/region_factory.h>
  48 #include <ardour/source_factory.h>
  49 #include <ardour/session.h>
  50 #include <pbd/memento_command.h>
  51
  52 #include "ardour_ui.h"
  53 #include "editor.h"
  54 #include "sfdb_ui.h"
  55 #include "editing.h"
  56 #include "audio_time_axis.h"
  57 #include "midi_time_axis.h"
  58 #include "utils.h"
  59
  60 #include "i18n.h"
  61
  62 using namespace std;
  63 using namespace ARDOUR;
  64 using namespace PBD;
  65 using namespace sigc;
  66 using namespace Gtk;
  67 using namespace Gtkmm2ext;
  68 using namespace Editing;
  69 using Glib::ustring;
  70
  71 /* Functions supporting the incorporation of external (non-captured) audio material into ardour */
  72
  73 void
  74 Editor::add_external_audio_action (ImportMode mode_hint)
  75 {
  76         if (session == 0) {
  77                 MessageDialog msg (_("You can't import or embed an audiofile until you have a session loaded."));
  78                 msg.run ();
  79                 return;
  80         }
  81
  82         if (sfbrowser == 0) {
  83                 sfbrowser = new SoundFileOmega (*this, _("Add existing media"), session, 0, true, mode_hint);
  84         } else {
  85                 sfbrowser->set_mode (mode_hint);
  86         }
  87
  88         external_audio_dialog ();
  89 }
  90
  91 void
  92 Editor::external_audio_dialog ()
  93 {
  94         vector<Glib::ustring> paths;
  95         uint32_t track_cnt;
  96
  97         if (session == 0) {
  98                 MessageDialog msg (_("You can't import or embed an audiofile until you have a session loaded."));
  99                 msg.run ();
 100                 return;
 101         }
 102
 103         track_cnt = 0;
 104
 105         for (TrackSelection::iterator x = selection->tracks.begin(); x != selection->tracks.end(); ++x) {
 106                 AudioTimeAxisView* atv = dynamic_cast<AudioTimeAxisView*>(*x);
 107
 108                 if (!atv) {
 109                         continue;
 110                 } else if (atv->is_audio_track()) {
 111                         track_cnt++;
 112                 }
 113         }
 114
 115         if (sfbrowser == 0) {
 116                 sfbrowser = new SoundFileOmega (*this, _("Add existing media"), session, track_cnt, true);
 117         } else {
 118                 sfbrowser->reset (track_cnt);
 119         }
 120
 121         sfbrowser->show_all ();
 122
 123
 124         bool keepRunning;
 125
 126         do {
 127                 keepRunning = false;
 128
 129                 int response = sfbrowser->run ();
 130
 131                 switch (response) {
 132                         case RESPONSE_APPLY:
 133                                 // leave the dialog open
 134                                 break;
 135
 136                         case RESPONSE_OK:
 137                                 sfbrowser->hide ();
 138                                 break;
 139
 140                         default:
 141                                 // cancel from the browser - we are done
 142                                 sfbrowser->hide ();
 143                                 return;
 144                 }
 145
 146                 /* lets do it */
 147
 148                 paths = sfbrowser->get_paths ();
 149
 150                 ImportPosition pos = sfbrowser->get_position ();
 151                 ImportMode mode = sfbrowser->get_mode ();
 152                 ImportDisposition chns = sfbrowser->get_channel_disposition ();
 153                 nframes64_t where;
 154
 155                 switch (pos) {
 156                         case ImportAtEditPoint:
 157                                 where = get_preferred_edit_position ();
 158                                 break;
 159                         case ImportAtTimestamp:
 160                                 where = -1;
 161                                 break;
 162                         case ImportAtPlayhead:
 163                                 where = playhead_cursor->current_frame;
 164                                 break;
 165                         case ImportAtStart:
 166                                 where = session->current_start_frame();
 167                                 break;
 168                 }
 169
 170                 SrcQuality quality = sfbrowser->get_src_quality();
 171
 172
 173                 if (sfbrowser->copy_files_btn.get_active()) {
 174                         do_import (paths, chns, mode, quality, where);
 175                 } else {
 176                         do_embed (paths, chns, mode, where);
 177                 }
 178
 179                 if (response == RESPONSE_APPLY) {
 180                         sfbrowser->clear_selection ();
 181                         keepRunning = true;
 182                 }
 183
 184         } while (keepRunning);
 185 }
 186
 187 typedef std::map<PBD::ID,boost::shared_ptr<ARDOUR::Source> > SourceMap;
 188
 189 /**
 190  * Updating is still disabled, see note in libs/ardour/import.cc Session::import_audiofiles()
 191  *
 192  * all_or_nothing:
 193  *   true  = show "Update", "Import" and "Skip"
 194  *   false = show "Import", and "Cancel"
 195  *
 196  * Returns:
 197  *     0  To update an existing source of the same name
 198  *     1  To import/embed the file normally (make sure the new name will be unique)
 199  *     2  If the user wants to skip this file
 200  **/
 201 int
 202 Editor::check_whether_and_how_to_import(string path, bool all_or_nothing)
 203 {
 204         string wave_name (Glib::path_get_basename(path));
 205
 206         SourceMap all_sources = session->get_sources();
 207         bool wave_name_exists = false;
 208
 209         for (SourceMap::iterator i = all_sources.begin(); i != all_sources.end(); ++i) {
 210                 string tmp (Glib::path_get_basename (i->second->path()));
 211
 212                 if (tmp == wave_name) {
 213                         wave_name_exists = true;
 214                         break;
 215                 }
 216         }
 217
 218         int function = 1;
 219
 220
 221         if (wave_name_exists) {
 222                 string message;
 223                 if (all_or_nothing) {
 224                         // updating is still disabled
 225                         //message = string_compose(_("The session already contains a source file named %1. Do you want to update that file (and thus all regions using the file) or import this file as a new file?"),wave_name);
 226                         message = string_compose(_("The session already contains a source file named %1. This file will be imported as a new file, please confirm."),wave_name);
 227                 } else {
 228                         message = string_compose(_("A source file %1 already exists. This operation will not update that source but import the file %2 as a new source, please confirm."), wave_name, wave_name);
 229
 230                 }
 231                 MessageDialog dialog(message, false, Gtk::MESSAGE_QUESTION, Gtk::BUTTONS_NONE, true);
 232
 233                 if (all_or_nothing) {
 234                         // disabled
 235                         //dialog.add_button("Update", 0);
 236                         dialog.add_button("Import", 1);
 237                         dialog.add_button("Skip",   2);
 238                 } else {
 239                         dialog.add_button("Import", 1);
 240                         dialog.add_button("Cancel", 2);
 241                 }
 242
 243
 244                 //dialog.add_button("Skip all", 4); // All or rest?
 245
 246                 dialog.show();
 247
 248                 function = dialog.run ();
 249
 250                 dialog.hide();
 251         }
 252
 253         return function;
 254 }
 255
 256 boost::shared_ptr<AudioTrack>
 257 Editor::get_nth_selected_audio_track (int nth) const
 258 {
 259         AudioTimeAxisView* atv;
 260         TrackSelection::iterator x;
 261
 262         for (x = selection->tracks.begin(); nth > 0 && x != selection->tracks.end(); ++x) {
 263
 264                 atv = dynamic_cast<AudioTimeAxisView*>(*x);
 265
 266                 if (!atv) {
 267                         continue;
 268                 } else if (atv->is_audio_track()) {
 269                         --nth;
 270                 }
 271         }
 272
 273         if (x == selection->tracks.end()) {
 274                 atv = dynamic_cast<AudioTimeAxisView*>(selection->tracks.back());
 275         } else {
 276                 atv = dynamic_cast<AudioTimeAxisView*>(*x);
 277         }
 278
 279         if (!atv || !atv->is_audio_track()) {
 280                 return boost::shared_ptr<AudioTrack>();
 281         }
 282
 283         return atv->audio_track();
 284 }
 285
 286 boost::shared_ptr<MidiTrack>
 287 Editor::get_nth_selected_midi_track (int nth) const
 288 {
 289         MidiTimeAxisView* mtv;
 290         TrackSelection::iterator x;
 291
 292         for (x = selection->tracks.begin(); nth > 0 && x != selection->tracks.end(); ++x) {
 293
 294                 mtv = dynamic_cast<MidiTimeAxisView*>(*x);
 295
 296                 if (!mtv) {
 297                         continue;
 298                 } else if (mtv->is_midi_track()) {
 299                         --nth;
 300                 }
 301         }
 302
 303         if (x == selection->tracks.end()) {
 304                 mtv = dynamic_cast<MidiTimeAxisView*>(selection->tracks.back());
 305         } else {
 306                 mtv = dynamic_cast<MidiTimeAxisView*>(*x);
 307         }
 308
 309         if (!mtv || !mtv->is_midi_track()) {
 310                 return boost::shared_ptr<MidiTrack>();
 311         }
 312
 313         return mtv->midi_track();
 314 }
 315
 316 bool
 317 Editor::idle_do_import (vector<ustring> paths, ImportDisposition chns, ImportMode mode, SrcQuality quality, nframes64_t& pos)
 318 {
 319         _do_import (paths, chns, mode, quality, pos);
 320         return false;
 321 }
 322
 323 void
 324 Editor::do_import (vector<ustring> paths, ImportDisposition chns, ImportMode mode, SrcQuality quality, nframes64_t& pos)
 325 {
 326 #ifdef GTKOSX
 327         Glib::signal_idle().connect (bind (mem_fun (*this, &Editor::idle_do_import), paths, chns, mode, quality, pos));
 328 #else
 329         _do_import (paths, chns, mode, quality, pos);
 330 #endif
 331 }
 332
 333 void
 334 Editor::_do_import (vector<ustring> paths, ImportDisposition chns, ImportMode mode, SrcQuality quality, nframes64_t& pos)
 335 {
 336         boost::shared_ptr<Track> track;
 337         vector<ustring> to_import;
 338         bool ok = true;
 339         int nth = 0;
 340
 341         if (interthread_progress_window == 0) {
 342                 build_interthread_progress_window ();
 343         }
 344
 345         if (chns == Editing::ImportMergeFiles) {
 346                 /* create 1 region from all paths, add to 1 track,
 347                    ignore "track"
 348                 */
 349                 bool cancel = false;
 350                 for (vector<ustring>::iterator a = paths.begin(); a != paths.end() && ok; ++a) {
 351                         int check = check_whether_and_how_to_import(*a, false);
 352                         if (check == 2) {
 353                                 cancel = true;
 354                                 break;
 355                         }
 356                 }
 357
 358                 if (!cancel) {
 359                         if (import_sndfiles (paths, mode, quality, pos, 1, 1, track, false)) {
 360                                 ok = false;
 361                         }
 362                 }
 363
 364         } else {
 365                 bool replace = false;
 366
 367                 for (vector<ustring>::iterator a = paths.begin(); a != paths.end() && ok; ++a) {
 368
 369                         int check = check_whether_and_how_to_import(*a, true);
 370
 371                         if (check == 2 ) {
 372                                 // skip
 373                                 continue;
 374                         }
 375
 376                         if (check == 0) {
 377                                 fatal << "Updating existing sources should be disabled!" << endl;
 378                                 replace = true;
 379                         } else if (check == 1) {
 380                                 replace = false;
 381                         }
 382
 383
 384                         switch (chns) {
 385                                 case Editing::ImportDistinctFiles:
 386
 387                                         to_import.clear ();
 388                                         to_import.push_back (*a);
 389
 390                                         if (mode == Editing::ImportToTrack) {
 391                                                 track = get_nth_selected_audio_track (nth++);
 392                                         }
 393
 394                                         if (import_sndfiles (to_import, mode, quality, pos, 1, -1, track, replace)) {
 395                                                 ok = false;
 396                                         }
 397
 398                                         break;
 399
 400                                 case Editing::ImportDistinctChannels:
 401
 402                                         to_import.clear ();
 403                                         to_import.push_back (*a);
 404
 405                                         if (import_sndfiles (to_import, mode, quality, pos, -1, -1, track, replace)) {
 406                                                 ok = false;
 407                                         }
 408
 409                                         break;
 410
 411                                 case Editing::ImportSerializeFiles:
 412
 413                                         to_import.clear ();
 414                                         to_import.push_back (*a);
 415
 416                                         /* create 1 region from this path, add to 1 track,
 417                                            reuse "track" across paths
 418                                            */
 419
 420                                         if (import_sndfiles (to_import, mode, quality, pos, 1, 1, track, replace)) {
 421                                                 ok = false;
 422                                         }
 423
 424                                         break;
 425
 426                                 case Editing::ImportMergeFiles:
 427                                         // Not entered
 428                                         break;
 429                         }
 430                 }
 431
 432                 if (ok) {
 433                         session->save_state ("");
 434                 }
 435
 436                 interthread_progress_window->hide_all ();
 437         }
 438 }
 439
 440 bool
 441 Editor::idle_do_embed (vector<ustring> paths, ImportDisposition chns, ImportMode mode, nframes64_t& pos)
 442 {
 443         _do_embed (paths, chns, mode, pos);
 444         return false;
 445 }
 446
 447 void
 448 Editor::do_embed (vector<ustring> paths, ImportDisposition chns, ImportMode mode, nframes64_t& pos)
 449 {
 450 #ifdef GTKOSX
 451         Glib::signal_idle().connect (bind (mem_fun (*this, &Editor::idle_do_embed), paths, chns, mode, pos));
 452 #else
 453         _do_embed (paths, chns, mode, pos);
 454 #endif
 455 }
 456
 457 void
 458 Editor::_do_embed (vector<ustring> paths, ImportDisposition chns, ImportMode mode, nframes64_t& pos)
 459 {
 460         boost::shared_ptr<Track> track;
 461         bool check_sample_rate = true;
 462         bool ok = false;
 463         vector<ustring> to_embed;
 464         bool multi = paths.size() > 1;
 465         int nth = 0;
 466
 467         switch (chns) {
 468         case Editing::ImportDistinctFiles:
 469                 for (vector<ustring>::iterator a = paths.begin(); a != paths.end(); ++a) {
 470
 471                         to_embed.clear ();
 472                         to_embed.push_back (*a);
 473
 474                         if (mode == Editing::ImportToTrack) {
 475                                 track = get_nth_selected_audio_track (nth++);
 476                         }
 477
 478                         if (embed_sndfiles (to_embed, multi, check_sample_rate, mode, pos, 1, -1, track) < -1) {
 479                                 goto out;
 480                         }
 481                 }
 482                 break;
 483
 484         case Editing::ImportDistinctChannels:
 485                 for (vector<ustring>::iterator a = paths.begin(); a != paths.end(); ++a) {
 486
 487                         to_embed.clear ();
 488                         to_embed.push_back (*a);
 489
 490                         if (embed_sndfiles (to_embed, multi, check_sample_rate, mode, pos, -1, -1, track) < -1) {
 491                                 goto out;
 492                         }
 493                 }
 494                 break;
 495
 496         case Editing::ImportMergeFiles:
 497                 if (embed_sndfiles (paths, multi, check_sample_rate, mode, pos, 1, 1, track) < -1) {
 498                         goto out;
 499                 }
 500         break;
 501
 502         case Editing::ImportSerializeFiles:
 503                 for (vector<ustring>::iterator a = paths.begin(); a != paths.end(); ++a) {
 504
 505                         to_embed.clear ();
 506                         to_embed.push_back (*a);
 507
 508                         if (embed_sndfiles (to_embed, multi, check_sample_rate, mode, pos, 1, 1, track) < -1) {
 509                                 goto out;
 510                         }
 511                 }
 512                 break;
 513         }
 514
 515         ok = true;
 516
 517   out:
 518         if (ok) {
 519                 session->save_state ("");
 520         }
 521 }
 522
 523 int
 524 Editor::import_sndfiles (vector<ustring> paths, ImportMode mode, SrcQuality quality, nframes64_t& pos,
 525                          int target_regions, int target_tracks, boost::shared_ptr<Track>& track, bool replace)
 526 {
 527         WindowTitle title = string_compose (_("importing %1"), paths.front());
 528
 529         interthread_progress_window->set_title (title.get_string());
 530         interthread_progress_window->set_position (Gtk::WIN_POS_MOUSE);
 531         interthread_progress_bar.set_fraction (0.0f);
 532         interthread_cancel_label.set_text (_("Cancel Import"));
 533         current_interthread_info = &import_status;
 534
 535         import_status.paths = paths;
 536         import_status.done = false;
 537         import_status.cancel = false;
 538         import_status.freeze = false;
 539         import_status.done = 0.0;
 540         import_status.quality = quality;
 541         import_status.replace_existing_source = replace;
 542
 543         interthread_progress_connection = Glib::signal_timeout().connect
 544                 (bind (mem_fun(*this, &Editor::import_progress_timeout), (gpointer) 0), 500);
 545
 546         track_canvas->get_window()->set_cursor (Gdk::Cursor (Gdk::WATCH));
 547         ARDOUR_UI::instance()->flush_pending ();
 548
 549         /* start import thread for this spec. this will ultimately call Session::import_audiofiles()
 550            and if successful will add the file(s) as a region to the session region list.
 551         */
 552
 553         pthread_create_and_store ("import", &import_status.thread, 0, _import_thread, this);
 554         pthread_detach (import_status.thread);
 555
 556         while (!(import_status.done || import_status.cancel)) {
 557                 gtk_main_iteration ();
 558         }
 559
 560         interthread_progress_window->hide ();
 561
 562         import_status.done = true;
 563         interthread_progress_connection.disconnect ();
 564
 565         /* import thread finished - see if we should build a new track */
 566
 567         boost::shared_ptr<AudioRegion> r;
 568
 569         if (import_status.cancel || import_status.sources.empty()) {
 570                 goto out;
 571         }
 572
 573         if (add_sources (paths, import_status.sources, pos, mode, target_regions, target_tracks, track, false) == 0) {
 574                 session->save_state ("");
 575         }
 576
 577   out:
 578         track_canvas->get_window()->set_cursor (*current_canvas_cursor);
 579         return 0;
 580 }
 581
 582 int
 583 Editor::embed_sndfiles (vector<Glib::ustring> paths, bool multifile,
 584                         bool& check_sample_rate, ImportMode mode, nframes64_t& pos, int target_regions, int target_tracks,
 585                         boost::shared_ptr<Track>& track)
 586 {
 587         boost::shared_ptr<AudioFileSource> source;
 588         SourceList sources;
 589         string linked_path;
 590         SoundFileInfo finfo;
 591         int ret = 0;
 592
 593         track_canvas->get_window()->set_cursor (Gdk::Cursor (Gdk::WATCH));
 594         ARDOUR_UI::instance()->flush_pending ();
 595
 596         for (vector<Glib::ustring>::iterator p = paths.begin(); p != paths.end(); ++p) {
 597
 598                 ustring path = *p;
 599
 600                 /* lets see if we can link it into the session */
 601
 602                 sys::path tmp = session->session_directory().sound_path() / Glib::path_get_basename(path);
 603                 linked_path = tmp.to_string();
 604
 605                 if (link (path.c_str(), linked_path.c_str()) == 0) {
 606
 607                         /* there are many reasons why link(2) might have failed.
 608                            but if it succeeds, we now have a link in the
 609                            session sound dir that will protect against
 610                            unlinking of the original path. nice.
 611                         */
 612
 613                         path = linked_path;
 614
 615                 } else {
 616
 617                         /* one possible reason is that its already linked */
 618
 619                         if (errno == EEXIST) {
 620                                 struct stat sb;
 621
 622                                 if (stat (linked_path.c_str(), &sb) == 0) {
 623                                         if (sb.st_nlink > 1) { // its a hard link, assume its the one we want
 624                                                 path = linked_path;
 625                                         }
 626                                 }
 627                         }
 628                 }
 629
 630                 /* note that we temporarily truncated _id at the colon */
 631
 632                 string error_msg;
 633
 634                 if (!AudioFileSource::get_soundfile_info (path, finfo, error_msg)) {
 635                         error << string_compose(_("Editor: cannot open file \"%1\", (%2)"), path, error_msg ) << endmsg;
 636                         goto out;
 637                 }
 638
 639                 if (check_sample_rate  && (finfo.samplerate != (int) session->frame_rate())) {
 640                         vector<string> choices;
 641
 642                         if (multifile) {
 643                                 choices.push_back (_("Cancel entire import"));
 644                                 choices.push_back (_("Don't embed it"));
 645                                 choices.push_back (_("Embed all without questions"));
 646
 647                                 Gtkmm2ext::Choice rate_choice (
 648                                         string_compose (_("%1\nThis audiofile's sample rate doesn't match the session sample rate!"),
 649                                                         short_path (path, 40)),
 650                                         choices, false);
 651
 652                                 int resx = rate_choice.run ();
 653
 654                                 switch (resx) {
 655                                 case 0: /* stop a multi-file import */
 656                                         ret = -2;
 657                                         goto out;
 658                                 case 1: /* don't embed this one */
 659                                         ret = -1;
 660                                         goto out;
 661                                 case 2: /* do it, and the rest without asking */
 662                                         check_sample_rate = false;
 663                                         break;
 664                                 case 3: /* do it */
 665                                         break;
 666                                 default:
 667                                         ret = -2;
 668                                         goto out;
 669                                 }
 670                         } else {
 671                                 choices.push_back (_("Cancel"));
 672                                 choices.push_back (_("Embed it anyway"));
 673
 674                                 Gtkmm2ext::Choice rate_choice (
 675                                         string_compose (_("%1\nThis audiofile's sample rate doesn't match the session sample rate!"), path),
 676                                         choices, false);
 677
 678                                 int resx = rate_choice.run ();
 679
 680                                 switch (resx) {
 681                                 case 0: /* don't import */
 682                                         ret = -1;
 683                                         goto out;
 684                                 case 1: /* do it */
 685                                         break;
 686                                 default:
 687                                         ret = -2;
 688                                         goto out;
 689                                 }
 690                         }
 691                 }
 692
 693                 track_canvas->get_window()->set_cursor (Gdk::Cursor (Gdk::WATCH));
 694
 695                 for (int n = 0; n < finfo.channels; ++n) {
 696                         try {
 697
 698                                 /* check if we have this thing embedded already */
 699
 700                                 boost::shared_ptr<Source> s;
 701
 702                                 if ((s = session->source_by_path_and_channel (path, n)) == 0) {
 703
 704                                         cerr << "add embed/import source with defer_peaks = true\n";
 705
 706                                         source = boost::dynamic_pointer_cast<AudioFileSource> (SourceFactory::createReadable
 707                                                                                                (DataType::AUDIO, *session, path,  n,
 708                                                                                                 (mode == ImportAsTapeTrack ?
 709                                                                                                  AudioFileSource::Destructive :
 710                                                                                                  AudioFileSource::Flag (0)),
 711                                                                                                 true, true));
 712                                 } else {
 713                                         source = boost::dynamic_pointer_cast<AudioFileSource> (s);
 714                                 }
 715
 716                                 sources.push_back(source);
 717                         }
 718
 719                         catch (failed_constructor& err) {
 720                                 error << string_compose(_("could not open %1"), path) << endmsg;
 721                                 goto out;
 722                         }
 723
 724                         ARDOUR_UI::instance()->flush_pending ();
 725                 }
 726         }
 727
 728         if (sources.empty()) {
 729                 goto out;
 730         }
 731
 732         ret = add_sources (paths, sources, pos, mode, target_regions, target_tracks, track, true);
 733
 734   out:
 735         track_canvas->get_window()->set_cursor (*current_canvas_cursor);
 736         return ret;
 737 }
 738
 739 int
 740 Editor::add_sources (vector<Glib::ustring> paths, SourceList& sources, nframes64_t& pos, ImportMode mode,
 741                      int target_regions, int target_tracks, boost::shared_ptr<Track>& track, bool add_channel_suffix)
 742 {
 743         vector<boost::shared_ptr<Region> > regions;
 744         ustring region_name;
 745         uint32_t input_chan = 0;
 746         uint32_t output_chan = 0;
 747
 748         if (pos == -1) { // "use timestamp"
 749                 if (sources[0]->natural_position() != 0) {
 750                         pos = sources[0]->natural_position();
 751                 } else {
 752                         pos = get_preferred_edit_position ();
 753                 }
 754         }
 755
 756         // kludge (for MIDI we're abusing "channel" for "track" here)
 757         if (paths.front().rfind(".mid") != Glib::ustring::npos)
 758                 target_regions = -1;
 759
 760         if (target_regions == 1) {
 761
 762                 /* take all the sources we have and package them up as a region */
 763
 764                 region_name = region_name_from_path (paths.front(), (sources.size() > 1), false);
 765
 766                 regions.push_back (RegionFactory::create (sources, 0, sources[0]->length(), region_name, 0,
 767                                                            Region::Flag (Region::DefaultFlags|Region::WholeFile|Region::External)));
 768
 769         } else if (target_regions == -1) {
 770
 771                 /* take each source and create a region for each one */
 772
 773                 SourceList just_one;
 774                 SourceList::iterator x;
 775                 uint32_t n;
 776
 777                 for (n = 0, x = sources.begin(); x != sources.end(); ++x, ++n) {
 778
 779                         just_one.clear ();
 780                         just_one.push_back (*x);
 781
 782                         region_name = region_name_from_path ((*x)->path(), false, false, sources.size(), n);
 783
 784                         regions.push_back (RegionFactory::create (just_one, 0, (*x)->length(), region_name, 0,
 785                                                                    Region::Flag (Region::DefaultFlags|Region::WholeFile|Region::External)));
 786
 787                 }
 788         }
 789
 790         if (target_regions == 1) {
 791                 input_chan = regions.front()->n_channels();
 792         } else {
 793                 if (target_tracks == 1) {
 794                         input_chan = regions.size();
 795                 } else {
 796                         input_chan = 1;
 797                 }
 798         }
 799
 800         if (Config->get_output_auto_connect() & AutoConnectMaster) {
 801                 output_chan = (session->master_out() ? session->master_out()->n_inputs().n_audio() : input_chan);
 802         } else {
 803                 output_chan = input_chan;
 804         }
 805
 806         int n = 0;
 807
 808         for (vector<boost::shared_ptr<Region> >::iterator r = regions.begin(); r != regions.end(); ++r, ++n) {
 809
 810                 finish_bringing_in_material (*r, input_chan, output_chan, pos, mode, track);
 811
 812                 if (target_tracks != 1) {
 813                         track.reset ();
 814                 } else {
 815                         pos += (*r)->length();
 816                 }
 817         }
 818
 819         /* setup peak file building in another thread */
 820
 821         for (SourceList::iterator x = sources.begin(); x != sources.end(); ++x) {
 822                 SourceFactory::setup_peakfile (*x, true);
 823         }
 824
 825         return 0;
 826 }
 827
 828 int
 829 Editor::finish_bringing_in_material (boost::shared_ptr<Region> region, uint32_t in_chans, uint32_t out_chans, nframes64_t& pos,
 830                                   ImportMode mode, boost::shared_ptr<Track>& existing_track)
 831 {
 832         boost::shared_ptr<AudioRegion> ar = boost::dynamic_pointer_cast<AudioRegion>(region);
 833         boost::shared_ptr<MidiRegion> mr = boost::dynamic_pointer_cast<MidiRegion>(region);
 834
 835         switch (mode) {
 836         case ImportAsRegion:
 837                 /* relax, its been done */
 838                 break;
 839
 840         case ImportToTrack:
 841         {
 842                 if (!existing_track) {
 843
 844                         if (ar) {
 845                                 existing_track = get_nth_selected_audio_track (0);
 846                         } else if (mr) {
 847                                 existing_track = get_nth_selected_midi_track (0);
 848                         }
 849
 850                         if (!existing_track) {
 851                                 return -1;
 852                         }
 853                 }
 854
 855                 boost::shared_ptr<Playlist> playlist = existing_track->diskstream()->playlist();
 856                 boost::shared_ptr<Region> copy (RegionFactory::create (region));
 857                 begin_reversible_command (_("insert file"));
 858                 XMLNode &before = playlist->get_state();
 859                 playlist->add_region (copy, pos);
 860                 session->add_command (new MementoCommand<Playlist>(*playlist, &before, &playlist->get_state()));
 861                 commit_reversible_command ();
 862                 break;
 863         }
 864
 865         case ImportAsTrack:
 866         {
 867                 if (!existing_track) {
 868                         if (ar) {
 869                                 list<boost::shared_ptr<AudioTrack> > at (session->new_audio_track (in_chans, out_chans, Normal, 1));
 870
 871                                 if (at.empty()) {
 872                                         return -1;
 873                                 }
 874
 875                                 existing_track = at.front();
 876                         } else if (mr) {
 877                                 list<boost::shared_ptr<MidiTrack> > mt (session->new_midi_track (Normal, 1));
 878
 879                                 if (mt.empty()) {
 880                                         return -1;
 881                                 }
 882
 883                                 existing_track = mt.front();
 884                         }
 885
 886                         existing_track->set_name (region->name());
 887                 }
 888
 889                 boost::shared_ptr<Region> copy (RegionFactory::create (region));
 890                 existing_track->diskstream()->playlist()->add_region (copy, pos);
 891                 break;
 892         }
 893
 894
 895         case ImportAsTapeTrack:
 896         {
 897                 if (!ar)
 898                         return -1;
 899
 900                 list<boost::shared_ptr<AudioTrack> > at (session->new_audio_track (in_chans, out_chans, Destructive));
 901                 if (!at.empty()) {
 902                         boost::shared_ptr<Region> copy (RegionFactory::create (region));
 903                         at.front()->set_name (basename_nosuffix (copy->name()));
 904                         at.front()->diskstream()->playlist()->add_region (copy, pos);
 905                 }
 906                 break;
 907         }
 908         }
 909
 910         return 0;
 911 }
 912
 913 void *
 914 Editor::_import_thread (void *arg)
 915 {
 916         PBD::ThreadCreated (pthread_self(), X_("Import"));
 917
 918         Editor *ed = (Editor *) arg;
 919         return ed->import_thread ();
 920 }
 921
 922 void *
 923 Editor::import_thread ()
 924 {
 925         session->import_audiofiles (import_status);
 926         pthread_exit_pbd (0);
 927         /*NOTREACHED*/
 928         return 0;
 929 }
 930
 931 gint
 932 Editor::import_progress_timeout (void *arg)
 933 {
 934         bool reset = false;
 935
 936         if (!interthread_progress_window->is_visible()) {
 937                 interthread_progress_window->show_all ();
 938                 reset = true;
 939         }
 940
 941         interthread_progress_label.set_text (import_status.doing_what);
 942
 943         if (import_status.freeze) {
 944                 interthread_cancel_button.set_sensitive(false);
 945         } else {
 946                 interthread_cancel_button.set_sensitive(true);
 947         }
 948
 949         if (import_status.doing_what == "building peak files") {
 950                 interthread_progress_bar.pulse ();
 951                 return FALSE;
 952         } else {
 953                 float val = import_status.progress;
 954                 interthread_progress_bar.set_fraction (min (max (0.0f, val), 1.0f));
 955         }
 956
 957         if (reset) {
 958
 959                 /* the window is now visible, speed up the updates */
 960
 961                 interthread_progress_connection.disconnect ();
 962                 interthread_progress_connection = Glib::signal_timeout().connect
 963                         (bind (mem_fun(*this, &Editor::import_progress_timeout), (gpointer) 0), 100);
 964                 return false;
 965         } else {
 966                 return !(import_status.done || import_status.cancel);
 967         }
 968 }
 969