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