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 <errno.h>
  23 #include <unistd.h>
  24
  25 #include <pbd/pthread_utils.h>
  26 #include <pbd/basename.h>
  27 #include <pbd/shortpath.h>
  28
  29 #include <gtkmm2ext/choice.h>
  30 #include <gtkmm2ext/window_title.h>
  31
  32 #include <ardour/session.h>
  33 #include <ardour/session_directory.h>
  34 #include <ardour/audioplaylist.h>
  35 #include <ardour/audioregion.h>
  36 #include <ardour/audio_diskstream.h>
  37 #include <ardour/utils.h>
  38 #include <ardour/audio_track.h>
  39 #include <ardour/audioplaylist.h>
  40 #include <ardour/audiofilesource.h>
  41 #include <ardour/region_factory.h>
  42 #include <ardour/source_factory.h>
  43 #include <pbd/memento_command.h>
  44
  45 #include "ardour_ui.h"
  46 #include "editor.h"
  47 #include "sfdb_ui.h"
  48 #include "editing.h"
  49 #include "audio_time_axis.h"
  50 #include "utils.h"
  51
  52 #include "i18n.h"
  53
  54 using namespace std;
  55 using namespace ARDOUR;
  56 using namespace PBD;
  57 using namespace sigc;
  58 using namespace Gtk;
  59 using namespace Gtkmm2ext;
  60 using namespace Editing;
  61 using Glib::ustring;
  62
  63 /* Functions supporting the incorporation of external (non-captured) audio material into ardour */
  64
  65 void
  66 Editor::add_external_audio_action (ImportMode mode)
  67 {
  68         nframes_t& pos = edit_cursor->current_frame;
  69         boost::shared_ptr<AudioTrack> track;
  70
  71         if (!selection->tracks.empty()) {
  72                 AudioTimeAxisView* atv = dynamic_cast<AudioTimeAxisView*>(selection->tracks.front());
  73                 if (atv) {
  74                         track = atv->audio_track();
  75                 }
  76         }
  77
  78         bring_in_external_audio (mode, track.get(), pos, false);
  79 }
  80
  81 void
  82 Editor::bring_in_external_audio (ImportMode mode, AudioTrack* track, nframes_t& pos, bool prompt)
  83 {
  84         if (session == 0) {
  85                 MessageDialog msg (0, _("You can't import or embed an audiofile until you have a session loaded."));
  86                 msg.run ();
  87                 return;
  88         }
  89
  90         SoundFileOmega sfdb (_("Add existing audio to session"), session);
  91         sfdb.set_mode (mode);
  92
  93         switch (sfdb.run()) {
  94         case SoundFileOmega::ResponseImport:
  95                 do_import (sfdb.get_paths(), sfdb.get_split(), sfdb.get_mode(), track, pos, prompt);
  96                 break;
  97
  98         case SoundFileOmega::ResponseEmbed:
  99                 do_embed (sfdb.get_paths(), sfdb.get_split(), sfdb.get_mode(), track, pos, prompt);
 100                 break;
 101
 102         default:
 103                 break;
 104         }
 105 }
 106
 107 void
 108 Editor::do_import (vector<ustring> paths, bool split, ImportMode mode, AudioTrack* track, nframes_t& pos, bool prompt)
 109 {
 110         /* SFDB sets "multichan" to true to indicate "split channels"
 111            so reverse the setting to match the way libardour
 112            interprets it.
 113         */
 114
 115         import_status.multichan = !split;
 116
 117         if (interthread_progress_window == 0) {
 118                 build_interthread_progress_window ();
 119         }
 120
 121         vector<ustring> to_import;
 122
 123         for (vector<ustring>::iterator a = paths.begin(); a != paths.end(); ++a) {
 124
 125                 to_import.clear ();
 126                 to_import.push_back (*a);
 127
 128                 import_sndfile (to_import, mode, track, pos);
 129         }
 130
 131         interthread_progress_window->hide_all ();
 132 }
 133
 134 void
 135 Editor::do_embed (vector<ustring> paths, bool split, ImportMode mode, AudioTrack* track, nframes_t& pos, bool prompt)
 136 {
 137         bool multiple_files = paths.size() > 1;
 138         bool check_sample_rate = true;
 139         vector<ustring>::iterator a;
 140
 141         for (a = paths.begin(); a != paths.end(); ) {
 142
 143                 cerr << "Considering embed of " << (*a) << endl;
 144
 145                 Glib::ustring path = *a;
 146                 Glib::ustring pair_base;
 147                 vector<ustring> to_embed;
 148
 149                 to_embed.push_back (path);
 150                 a = paths.erase (a);
 151
 152                 if (path_is_paired (path, pair_base)) {
 153
 154                         ustring::size_type len = pair_base.length();
 155
 156                         for (vector<Glib::ustring>::iterator b = paths.begin(); b != paths.end(); ) {
 157
 158                                 if (((*b).substr (0, len) == pair_base) && ((*b).length() == path.length())) {
 159
 160                                         to_embed.push_back (*b);
 161
 162                                         /* don't process this one again */
 163
 164                                         b = paths.erase (b);
 165                                         break;
 166
 167                                 } else {
 168                                         ++b;
 169                                 }
 170                         }
 171                 }
 172
 173                 if (to_embed.size() > 1) {
 174
 175                         vector<string> choices;
 176
 177                         choices.push_back (string_compose (_("Import as a %1 region"),
 178                                                            to_embed.size() > 2 ? _("multichannel") : _("stereo")));
 179                         choices.push_back (_("Import as multiple regions"));
 180
 181                         Choice chooser (string_compose (_("Paired files detected (%1, %2 ...).\nDo you want to:"),
 182                                                                    to_embed[0],
 183                                                                    to_embed[1]),
 184                                                    choices);
 185
 186                         if (chooser.run () == 0) {
 187
 188                                 /* keep them paired */
 189
 190                                 if (embed_sndfile (to_embed, split, multiple_files, check_sample_rate, mode, track, pos, prompt) < -1) {
 191                                         break;
 192                                 }
 193
 194                         } else {
 195
 196                                 /* one thing per file */
 197
 198                                 vector<ustring> foo;
 199
 200                                 for (vector<ustring>::iterator x = to_embed.begin(); x != to_embed.end(); ++x) {
 201
 202                                         foo.clear ();
 203                                         foo.push_back (*x);
 204
 205                                         if (embed_sndfile (foo, split, multiple_files, check_sample_rate, mode, track, pos, prompt) < -1) {
 206                                                 break;
 207                                         }
 208                                 }
 209                         }
 210
 211                 } else {
 212
 213                         if (embed_sndfile (to_embed, split, multiple_files, check_sample_rate, mode, track, pos, prompt) < -1) {
 214                                 break;
 215                         }
 216                 }
 217         }
 218
 219         if (a == paths.end()) {
 220                 session->save_state ("");
 221         }
 222 }
 223
 224 int
 225 Editor::import_sndfile (vector<ustring> paths, ImportMode mode, AudioTrack* track, nframes_t& pos)
 226 {
 227         WindowTitle title = string_compose (_("importing %1"), paths.front());
 228
 229         interthread_progress_window->set_title (title.get_string());
 230         interthread_progress_window->set_position (Gtk::WIN_POS_MOUSE);
 231         interthread_progress_window->show_all ();
 232         interthread_progress_bar.set_fraction (0.0f);
 233         interthread_cancel_label.set_text (_("Cancel Import"));
 234         current_interthread_info = &import_status;
 235
 236         import_status.paths = paths;
 237         import_status.done = false;
 238         import_status.cancel = false;
 239         import_status.freeze = false;
 240         import_status.done = 0.0;
 241
 242         interthread_progress_connection = Glib::signal_timeout().connect
 243                 (bind (mem_fun(*this, &Editor::import_progress_timeout), (gpointer) 0), 100);
 244
 245         track_canvas.get_window()->set_cursor (Gdk::Cursor (Gdk::WATCH));
 246         ARDOUR_UI::instance()->flush_pending ();
 247
 248         /* start import thread for this spec. this will ultimately call Session::import_audiofile()
 249            and if successful will add the file(s) as a region to the session region list.
 250         */
 251
 252         pthread_create_and_store ("import", &import_status.thread, 0, _import_thread, this);
 253         pthread_detach (import_status.thread);
 254
 255         while (!(import_status.done || import_status.cancel)) {
 256                 gtk_main_iteration ();
 257         }
 258
 259         interthread_progress_window->hide ();
 260
 261         import_status.done = true;
 262         interthread_progress_connection.disconnect ();
 263
 264         /* import thread finished - see if we should build a new track */
 265
 266         if (!import_status.new_regions.empty()) {
 267                 boost::shared_ptr<AudioRegion> region = boost::dynamic_pointer_cast<AudioRegion>(import_status.new_regions.front());
 268                 finish_bringing_in_audio (region, region->n_channels(), region->n_channels(), track, pos, mode);
 269         }
 270
 271         track_canvas.get_window()->set_cursor (*current_canvas_cursor);
 272         return 0;
 273 }
 274
 275 int
 276 Editor::embed_sndfile (vector<Glib::ustring> paths, bool split, bool multiple_files, bool& check_sample_rate, ImportMode mode,
 277                        AudioTrack* track, nframes_t& pos, bool prompt)
 278 {
 279         boost::shared_ptr<AudioFileSource> source;
 280         SourceList sources;
 281         boost::shared_ptr<AudioRegion> region;
 282         string linked_path;
 283         SoundFileInfo finfo;
 284         ustring region_name;
 285         uint32_t input_chan = 0;
 286         uint32_t output_chan = 0;
 287         int ret = 0;
 288
 289         track_canvas.get_window()->set_cursor (Gdk::Cursor (Gdk::WATCH));
 290         ARDOUR_UI::instance()->flush_pending ();
 291
 292         for (vector<Glib::ustring>::iterator p = paths.begin(); p != paths.end(); ++p) {
 293
 294                 ustring path = *p;
 295
 296                 /* lets see if we can link it into the session */
 297
 298                 sys::path tmp = session->session_directory().sound_path();
 299
 300                 tmp /= Glib::path_get_basename(path);
 301                 linked_path = tmp.to_string();
 302
 303                 if (link (path.c_str(), linked_path.c_str()) == 0) {
 304
 305                         /* there are many reasons why link(2) might have failed.
 306                            but if it succeeds, we now have a link in the
 307                            session sound dir that will protect against
 308                            unlinking of the original path. nice.
 309                         */
 310
 311                         path = linked_path;
 312
 313                 } else {
 314
 315                         /* one possible reason is that its already linked */
 316
 317                         if (errno == EEXIST) {
 318                                 struct stat sb;
 319
 320                                 if (stat (linked_path.c_str(), &sb) == 0) {
 321                                         if (sb.st_nlink > 1) { // its a hard link, assume its the one we want
 322                                                 path = linked_path;
 323                                         }
 324                                 }
 325                         }
 326
 327                 }
 328
 329                 /* note that we temporarily truncated _id at the colon */
 330
 331                 string error_msg;
 332
 333                 if (!AudioFileSource::get_soundfile_info (path, finfo, error_msg)) {
 334                         error << string_compose(_("Editor: cannot open file \"%1\", (%2)"), selection, error_msg ) << endmsg;
 335                         goto out;
 336                 }
 337
 338                 if (check_sample_rate  && (finfo.samplerate != (int) session->frame_rate())) {
 339                         vector<string> choices;
 340
 341                         if (multiple_files) {
 342                                 choices.push_back (_("Cancel entire import"));
 343                                 choices.push_back (_("Don't embed it"));
 344                                 choices.push_back (_("Embed all without questions"));
 345
 346                                 Gtkmm2ext::Choice rate_choice (
 347                                         string_compose (_("%1\nThis audiofile's sample rate doesn't match the session sample rate!"),
 348                                                         short_path (path, 40)),
 349                                         choices, false);
 350
 351                                 int resx = rate_choice.run ();
 352
 353                                 switch (resx) {
 354                                 case 0: /* stop a multi-file import */
 355                                         ret = -2;
 356                                         goto out;
 357                                 case 1: /* don't embed this one */
 358                                         ret = -1;
 359                                         goto out;
 360                                 case 2: /* do it, and the rest without asking */
 361                                         check_sample_rate = false;
 362                                         break;
 363                                 case 3: /* do it */
 364                                         break;
 365                                 default:
 366                                         ret = -2;
 367                                         goto out;
 368                                 }
 369                         } else {
 370                                 choices.push_back (_("Cancel"));
 371                                 choices.push_back (_("Embed it anyway"));
 372
 373                                 Gtkmm2ext::Choice rate_choice (
 374                                         string_compose (_("%1\nThis audiofile's sample rate doesn't match the session sample rate!"), path),
 375                                         choices, false);
 376
 377                                 int resx = rate_choice.run ();
 378
 379                                 switch (resx) {
 380                                 case 0: /* don't import */
 381                                         ret = -1;
 382                                         goto out;
 383                                 case 1: /* do it */
 384                                         break;
 385                                 default:
 386                                         ret = -2;
 387                                         goto out;
 388                                 }
 389                         }
 390                 }
 391
 392                 track_canvas.get_window()->set_cursor (Gdk::Cursor (Gdk::WATCH));
 393                 ARDOUR_UI::instance()->flush_pending ();
 394
 395                 /* make the proper number of channels in the region */
 396
 397                 input_chan += finfo.channels;
 398
 399                 for (int n = 0; n < finfo.channels; ++n)
 400                 {
 401                         try {
 402
 403                                 /* check if we have this thing embedded already */
 404
 405                                 boost::shared_ptr<Source> s;
 406
 407                                 if ((s = session->source_by_path_and_channel (path, n)) == 0) {
 408                                         source = boost::dynamic_pointer_cast<AudioFileSource> (SourceFactory::createReadable
 409                                                                                                (DataType::AUDIO, *session, path,  n,
 410                                                                                                 (mode == ImportAsTapeTrack ?
 411                                                                                                  AudioFileSource::Destructive :
 412                                                                                                  AudioFileSource::Flag (0))));
 413                                 } else {
 414                                         source = boost::dynamic_pointer_cast<AudioFileSource> (s);
 415                                 }
 416
 417                                 sources.push_back(source);
 418                         }
 419
 420                         catch (failed_constructor& err) {
 421                                 error << string_compose(_("could not open %1"), path) << endmsg;
 422                                 goto out;
 423                         }
 424
 425                         ARDOUR_UI::instance()->flush_pending ();
 426                 }
 427         }
 428
 429         if (sources.empty()) {
 430                 goto out;
 431         }
 432
 433         if (sources[0]->natural_position() != 0) {
 434                 pos = sources[0]->natural_position();
 435         }
 436
 437         region_name = region_name_from_path (paths.front(), (sources.size() > 1));
 438
 439         region = boost::dynamic_pointer_cast<AudioRegion> (RegionFactory::create (sources, 0, sources[0]->length(), region_name, 0,
 440                                                                                   Region::Flag (Region::DefaultFlags|Region::WholeFile|Region::External)));
 441
 442         if (Config->get_output_auto_connect() & AutoConnectMaster) {
 443                 output_chan = (session->master_out() ? session->master_out()->n_inputs().n_audio() : input_chan);
 444         } else {
 445                 output_chan = input_chan;
 446         }
 447
 448         finish_bringing_in_audio (region, input_chan, output_chan, track, pos, mode);
 449
 450   out:
 451         track_canvas.get_window()->set_cursor (*current_canvas_cursor);
 452         return ret;
 453 }
 454
 455 int
 456 Editor::finish_bringing_in_audio (boost::shared_ptr<AudioRegion> region, uint32_t in_chans, uint32_t out_chans, AudioTrack* track, nframes_t& pos, ImportMode mode)
 457 {
 458         switch (mode) {
 459         case ImportAsRegion:
 460                 /* relax, its been done */
 461                 break;
 462
 463         case ImportToTrack:
 464                 if (track) {
 465                         boost::shared_ptr<Playlist> playlist = track->diskstream()->playlist();
 466
 467                         boost::shared_ptr<AudioRegion> copy (boost::dynamic_pointer_cast<AudioRegion> (RegionFactory::create (region)));
 468                         begin_reversible_command (_("insert sndfile"));
 469                         XMLNode &before = playlist->get_state();
 470                         playlist->add_region (copy, pos);
 471                         session->add_command (new MementoCommand<Playlist>(*playlist, &before, &playlist->get_state()));
 472                         commit_reversible_command ();
 473
 474                         pos += region->length();
 475                 }
 476                 break;
 477
 478         case ImportAsTrack:
 479         {
 480                 list<boost::shared_ptr<AudioTrack> > at (session->new_audio_track (in_chans, out_chans, Normal, 1));
 481                 if (!at.empty()) {
 482                         boost::shared_ptr<AudioRegion> copy (boost::dynamic_pointer_cast<AudioRegion> (RegionFactory::create (region)));
 483                         at.front()->diskstream()->playlist()->add_region (copy, pos);
 484                         at.front()->set_name(short_path(copy->name(), 32));
 485                 }
 486                 break;
 487         }
 488
 489         case ImportAsTapeTrack:
 490         {
 491                 list<boost::shared_ptr<AudioTrack> > at (session->new_audio_track (in_chans, out_chans, Destructive));
 492                 if (!at.empty()) {
 493                         boost::shared_ptr<AudioRegion> copy (boost::dynamic_pointer_cast<AudioRegion> (RegionFactory::create (region)));
 494                         at.front()->diskstream()->playlist()->add_region (copy, pos);
 495                         at.front()->set_name(short_path(copy->name(), 32));
 496                 }
 497                 break;
 498         }
 499         }
 500
 501         return 0;
 502 }
 503
 504 void *
 505 Editor::_import_thread (void *arg)
 506 {
 507         PBD::ThreadCreated (pthread_self(), X_("Import"));
 508
 509         Editor *ed = (Editor *) arg;
 510         return ed->import_thread ();
 511 }
 512
 513 void *
 514 Editor::import_thread ()
 515 {
 516         session->import_audiofile (import_status);
 517         pthread_exit_pbd (0);
 518         /*NOTREACHED*/
 519         return 0;
 520 }
 521
 522 gint
 523 Editor::import_progress_timeout (void *arg)
 524 {
 525         interthread_progress_label.set_text (import_status.doing_what);
 526
 527         if (import_status.freeze) {
 528                 interthread_cancel_button.set_sensitive(false);
 529         } else {
 530                 interthread_cancel_button.set_sensitive(true);
 531         }
 532
 533         if (import_status.doing_what == "building peak files") {
 534                 interthread_progress_bar.pulse ();
 535                 return FALSE;
 536         } else {
 537                 interthread_progress_bar.set_fraction (import_status.progress);
 538         }
 539
 540         return !(import_status.done || import_status.cancel);
 541 }
 542