gtk2_ardour/export_dialog.cc

   1 /*
   2     Copyright (C) 1999-2005 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
  21 #include <unistd.h>
  22 #include <utility>
  23 #include <sys/stat.h>
  24 #include <fstream>
  25
  26 #include <samplerate.h>
  27 #include <pbd/convert.h>
  28 #include <pbd/xml++.h>
  29
  30 #include <gtkmm2ext/utils.h>
  31 #include <gtkmm2ext/window_title.h>
  32
  33 #include <ardour/export.h>
  34 #include <ardour/session_directory.h>
  35 #include <ardour/sndfile_helpers.h>
  36 #include <ardour/audio_track.h>
  37 #include <ardour/audioregion.h>
  38 #include <ardour/audioengine.h>
  39 #include <ardour/audiofilesource.h>
  40 #include <ardour/gdither.h>
  41 #include <ardour/utils.h>
  42 #include <ardour/profile.h>
  43
  44 #include "export_dialog.h"
  45 #include "ardour_ui.h"
  46 #include "public_editor.h"
  47 #include "keyboard.h"
  48
  49 #include "i18n.h"
  50
  51 #define FRAME_NAME "BaseFrame"
  52
  53 using namespace std;
  54 using namespace ARDOUR;
  55 using namespace PBD;
  56 using namespace sigc;
  57 using namespace Gtk;
  58 using namespace Gtkmm2ext;
  59
  60 using PBD::internationalize;
  61
  62 static const gchar *sample_rates[] = {
  63         N_("22.05kHz"),
  64         N_("44.1kHz"),
  65         N_("48kHz"),
  66         N_("88.2kHz"),
  67         N_("96kHz"),
  68         N_("192kHz"),
  69         0
  70 };
  71
  72 static const gchar *src_quality[] = {
  73         N_("best"),
  74         N_("fastest"),
  75         N_("linear"),
  76         N_("better"),
  77         N_("intermediate"),
  78         0
  79 };
  80
  81 static const gchar *dither_types[] = {
  82         N_("None"),
  83         N_("Rectangular"),
  84         N_("Shaped Noise"),
  85         N_("Triangular"),
  86         0
  87 };
  88
  89 static const gchar* channel_strings[] = {
  90         N_("Stereo"),
  91         N_("Mono"),
  92         0
  93 };
  94
  95 static const gchar* cue_file_types[] = {
  96         N_("None"),
  97         N_("CUE"),
  98         N_("TOC"),
  99         0
 100 };
 101
 102 ExportDialog::ExportDialog(PublicEditor& e)
 103         : ArdourDialog ("export dialog"),
 104           editor (e),
 105           format_table (9, 2),
 106           format_frame (_("Format")),
 107           cue_file_label (_("CD Marker File Type"), 1.0, 0.5),
 108           channel_count_label (_("Channels"), 1.0, 0.5),
 109           header_format_label (_("File Type"), 1.0, 0.5),
 110           bitdepth_format_label (_("Sample Format"), 1.0, 0.5),
 111           endian_format_label (_("Sample Endianness"), 1.0, 0.5),
 112           sample_rate_label (_("Sample Rate"), 1.0, 0.5),
 113           src_quality_label (_("Conversion Quality"), 1.0, 0.5),
 114           dither_type_label (_("Dither Type"), 1.0, 0.5),
 115           cuefile_only_checkbox (_("Export CD Marker File Only")),
 116           file_chooser (FILE_CHOOSER_ACTION_SAVE),
 117           track_selector_button (_("Specific tracks ..."))
 118 {
 119         guint32 n;
 120         guint32 len;
 121         guint32 maxlen;
 122
 123         session = 0;
 124         track_and_master_selection_allowed = true;
 125         channel_count_selection_allowed = true;
 126         export_cd_markers_allowed = true;
 127         set_resizable (false);
 128
 129         WindowTitle title(Glib::get_application_name());
 130         title += _("Export");
 131
 132         set_title (title.get_string());
 133         set_wmclass (X_("ardour_export"), "Ardour");
 134         set_name ("ExportWindow");
 135         add_events (Gdk::KEY_PRESS_MASK|Gdk::KEY_RELEASE_MASK);
 136
 137         spec.running = false;
 138
 139         master_list = ListStore::create (exp_cols);
 140         master_selector.set_model (master_list);
 141
 142         master_selector.set_name ("ExportTrackSelector");
 143         master_selector.set_size_request (-1, 100);
 144         master_selector.append_column(_("Output"), exp_cols.output);
 145         master_selector.append_column_editable(_("Left"), exp_cols.left);
 146         master_selector.append_column_editable(_("Right"), exp_cols.right);
 147         master_selector.get_column(0)->set_min_width(100);
 148
 149         master_selector.get_column(1)->set_min_width(40);
 150         master_selector.get_column(1)->set_sizing(Gtk::TREE_VIEW_COLUMN_AUTOSIZE);
 151         master_selector.get_column(2)->set_min_width(40);
 152         master_selector.get_column(2)->set_sizing(Gtk::TREE_VIEW_COLUMN_AUTOSIZE);
 153         master_selector.get_selection()->set_mode (Gtk::SELECTION_NONE);
 154
 155         track_list = ListStore::create (exp_cols);
 156         track_selector.set_model (track_list);
 157
 158         track_selector.set_name ("ExportTrackSelector");
 159         track_selector.set_size_request (-1, 130);
 160         track_selector.append_column(_("Output"), exp_cols.output);
 161         track_selector.append_column_editable(_("Left"), exp_cols.left);
 162         track_selector.append_column_editable(_("Right"), exp_cols.right);
 163
 164         track_selector.get_column(0)->set_min_width(100);
 165         track_selector.get_column(1)->set_min_width(40);
 166         track_selector.get_column(1)->set_sizing(Gtk::TREE_VIEW_COLUMN_AUTOSIZE);
 167         track_selector.get_column(2)->set_min_width(40);
 168         track_selector.get_column(2)->set_sizing(Gtk::TREE_VIEW_COLUMN_AUTOSIZE);
 169         track_selector.get_selection()->set_mode (Gtk::SELECTION_NONE);
 170
 171         progress_bar.set_name ("ExportProgress");
 172
 173         format_frame.add (format_table);
 174         format_frame.set_name (FRAME_NAME);
 175
 176         track_scroll.set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
 177         master_scroll.set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
 178
 179         get_vbox()->pack_start (file_frame, PACK_EXPAND_WIDGET);
 180
 181         hpacker.set_spacing (5);
 182         hpacker.set_border_width (5);
 183         hpacker.pack_start (format_frame, PACK_SHRINK );
 184
 185         master_scroll.add (master_selector);
 186         track_scroll.add (track_selector);
 187
 188         master_scroll.set_size_request (220, 100);
 189         track_scroll.set_size_request (220, 100);
 190
 191         /* we may hide some of these later */
 192         track_vpacker.pack_start (master_scroll);
 193         track_vpacker.pack_start (track_scroll);
 194         track_vpacker.pack_start (track_selector_button, Gtk::PACK_EXPAND_PADDING);
 195
 196         hpacker.pack_start (track_vpacker);
 197
 198         get_vbox()->pack_start (hpacker, PACK_SHRINK);
 199
 200         track_selector_button.set_name ("EditorGTKButton");
 201         track_selector_button.signal_clicked().connect (mem_fun(*this, &ExportDialog::track_selector_button_click));
 202
 203         Gtk::FileFilter filter_wav;
 204         filter_wav.set_name("Wav files");
 205         filter_wav.add_mime_type("audio/wav");
 206         file_chooser.add_filter(filter_wav);
 207
 208         Gtk::FileFilter filter_aiff;
 209         filter_aiff.set_name("Aiff files");
 210         filter_aiff.add_mime_type("audio/aiff");
 211         filter_aiff.add_pattern("*.aif");
 212         filter_aiff.add_pattern("*.aiff");
 213         file_chooser.add_filter(filter_aiff);
 214
 215         Gtk::FileFilter filter_any;
 216         filter_any.set_name("All files");
 217         filter_any.add_pattern("*");
 218         file_chooser.add_filter(filter_any);
 219         file_chooser.set_no_show_all();
 220
 221         get_vbox()->pack_start (progress_bar, false, false, 5);
 222         progress_bar.set_no_show_all();
 223         progress_bar.hide();
 224
 225         file_hbox.set_spacing (5);
 226         file_hbox.set_border_width (5);
 227         file_hbox.pack_start (file_chooser, PACK_EXPAND_WIDGET);
 228
 229         file_frame.add (file_hbox);
 230         file_frame.set_border_width (5);
 231         file_frame.set_name (FRAME_NAME);
 232
 233         /* pop_strings needs to be created on the stack because set_popdown_strings()
 234            takes a reference.
 235         */
 236
 237         vector<string> pop_strings = I18N(sample_rates);
 238         Gtkmm2ext::set_popdown_strings (sample_rate_combo, pop_strings);
 239         sample_rate_combo.set_active_text (pop_strings.front());
 240         pop_strings = I18N(src_quality);
 241         Gtkmm2ext::set_popdown_strings (src_quality_combo, pop_strings);
 242         src_quality_combo.set_active_text (pop_strings.front());
 243         pop_strings = I18N(dither_types);
 244         Gtkmm2ext::set_popdown_strings (dither_type_combo, pop_strings);
 245         dither_type_combo.set_active_text (pop_strings.front());
 246         pop_strings = I18N(channel_strings);
 247         Gtkmm2ext::set_popdown_strings (channel_count_combo, pop_strings);
 248         channel_count_combo.set_active_text (pop_strings.front());
 249         pop_strings = I18N((const char **) sndfile_header_formats_strings);
 250         Gtkmm2ext::set_popdown_strings (header_format_combo, pop_strings);
 251         header_format_combo.set_active_text (pop_strings.front());
 252         pop_strings = I18N((const char **) sndfile_bitdepth_formats_strings);
 253         Gtkmm2ext::set_popdown_strings (bitdepth_format_combo, pop_strings);
 254         bitdepth_format_combo.set_active_text (pop_strings.front());
 255         pop_strings = I18N((const char **) sndfile_endian_formats_strings);
 256         Gtkmm2ext::set_popdown_strings (endian_format_combo, pop_strings);
 257         endian_format_combo.set_active_text (pop_strings.front());
 258         pop_strings = I18N(cue_file_types);
 259         Gtkmm2ext::set_popdown_strings (cue_file_combo, pop_strings);
 260         cue_file_combo.set_active_text (pop_strings.front());
 261
 262         /* this will re-sensitized as soon as a non RIFF/WAV
 263            header format is chosen.
 264         */
 265
 266         endian_format_combo.set_sensitive (false);
 267
 268         /* determine longest strings at runtime */
 269
 270         maxlen = 0;
 271         const char *longest = X_("gl"); /* translators: one ascender, one descender */
 272         string longest_str;
 273
 274         for (n = 0; n < SNDFILE_HEADER_FORMATS; ++n) {
 275                 if ((len = strlen (sndfile_header_formats_strings[n])) > maxlen) {
 276                         maxlen = len;
 277                         longest = sndfile_header_formats_strings[n];
 278                 }
 279         }
 280
 281         for (n = 0; n < SNDFILE_BITDEPTH_FORMATS; ++n) {
 282                 if ((len = strlen (sndfile_bitdepth_formats_strings[n])) > maxlen) {
 283                         maxlen = len;
 284                         longest = sndfile_bitdepth_formats_strings[n];
 285                 }
 286         }
 287
 288         for (n = 0; n < SNDFILE_ENDIAN_FORMATS; ++n) {
 289                 if ((len = strlen (sndfile_endian_formats_strings[n])) > maxlen) {
 290                         maxlen = len;
 291                         longest = sndfile_endian_formats_strings[n];
 292                 }
 293         }
 294
 295         longest_str = longest;
 296
 297         /* force ascender + descender */
 298
 299         longest_str[0] = 'g';
 300         longest_str[1] = 'l';
 301
 302         //Gtkmm2ext::set_size_request_to_display_given_text (header_format_combo, longest_str.c_str(), 5+FUDGE, 5);
 303
 304         // TRANSLATORS: "slereg" is "stereo" with ascender and descender substituted
 305         //Gtkmm2ext::set_size_request_to_display_given_text (channel_count_combo, _("slereg"), 5+FUDGE, 5);
 306
 307 /*      header_format_combo.set_focus_on_click (true);
 308         bitdepth_format_combo.set_focus_on_click (true);
 309         endian_format_combo.set_focus_on_click (true);
 310         channel_count_combo.set_focus_on_click (true);
 311         src_quality_combo.set_focus_on_click (true);
 312         dither_type_combo.set_focus_on_click (true);
 313         sample_rate_combo.set_focus_on_click (true);
 314         cue_file_combo.set_focus_on_click (true);
 315 */
 316         dither_type_label.set_name ("ExportFormatLabel");
 317         sample_rate_label.set_name ("ExportFormatLabel");
 318         src_quality_label.set_name ("ExportFormatLabel");
 319         channel_count_label.set_name ("ExportFormatLabel");
 320         header_format_label.set_name ("ExportFormatLabel");
 321         bitdepth_format_label.set_name ("ExportFormatLabel");
 322         endian_format_label.set_name ("ExportFormatLabel");
 323         cue_file_label.set_name ("ExportFormatLabel");
 324
 325         header_format_combo.set_name ("ExportFormatDisplay");
 326         bitdepth_format_combo.set_name ("ExportFormatDisplay");
 327         endian_format_combo.set_name ("ExportFormatDisplay");
 328         channel_count_combo.set_name ("ExportFormatDisplay");
 329         dither_type_combo.set_name ("ExportFormatDisplay");
 330         src_quality_combo.set_name ("ExportFormatDisplay");
 331         sample_rate_combo.set_name ("ExportFormatDisplay");
 332         cue_file_combo.set_name ("ExportFormatDisplay");
 333
 334         cuefile_only_checkbox.set_name ("ExportCheckbox");
 335
 336         format_table.set_homogeneous (true);
 337         format_table.set_border_width (5);
 338         format_table.set_col_spacings (5);
 339         format_table.set_row_spacings (5);
 340
 341         int row = 0;
 342
 343         format_table.attach (channel_count_label, 0, 1, row, row+1);
 344         format_table.attach (channel_count_combo, 1, 2, row, row+1);
 345
 346         row++;
 347
 348         format_table.attach (header_format_label, 0, 1, 1, 2, FILL, FILL);
 349         format_table.attach (header_format_combo, 1, 2, 1, 2, FILL, FILL);
 350
 351         format_table.attach (bitdepth_format_label, 0, 1, 2, 3, FILL, FILL);
 352         format_table.attach (bitdepth_format_combo, 1, 2, 2, 3, FILL, FILL);
 353
 354         format_table.attach (bitdepth_format_label, 0, 1, row, row+1);
 355         format_table.attach (bitdepth_format_combo, 1, 2, row, row+1);
 356
 357         row++;
 358
 359         if (!Profile->get_sae()) {
 360                 format_table.attach (endian_format_label, 0, 1, row, row+1);
 361                 format_table.attach (endian_format_combo, 1, 2, row, row+1);
 362                 row++;
 363         }
 364
 365         format_table.attach (sample_rate_label, 0, 1, row, row+1);
 366         format_table.attach (sample_rate_combo, 1, 2, row, row+1);
 367
 368         row++;
 369
 370         if (!Profile->get_sae()) {
 371                 format_table.attach (src_quality_label, 0, 1, row, row+1);
 372                 format_table.attach (src_quality_combo, 1, 2, row, row+1);
 373                 row++;
 374         }
 375
 376         format_table.attach (dither_type_label, 0, 1, row, row+1);
 377         format_table.attach (dither_type_combo, 1, 2, row, row+1);
 378
 379         row++;
 380
 381         if (!Profile->get_sae()) {
 382                 format_table.attach (cue_file_label, 0, 1, row, row+1);
 383                 format_table.attach (cue_file_combo, 1, 2, row, row+1);
 384                 row++;
 385
 386                 format_table.attach (cuefile_only_checkbox, 0, 2, row, row+1);
 387         }
 388
 389         file_entry.set_name ("ExportFileDisplay");
 390
 391         signal_delete_event().connect (mem_fun(*this, &ExportDialog::window_closed));
 392
 393         cancel_button = add_button (Stock::CANCEL, RESPONSE_CANCEL);
 394         cancel_button->signal_clicked().connect (mem_fun(*this, &ExportDialog::end_dialog));
 395         ok_button = add_button (_("Export"), RESPONSE_ACCEPT);
 396         ok_button->signal_clicked().connect (mem_fun(*this, &ExportDialog::do_export));
 397         channel_count_combo.signal_changed().connect (mem_fun(*this, &ExportDialog::channels_chosen));
 398         bitdepth_format_combo.signal_changed().connect (mem_fun(*this, &ExportDialog::bitdepth_chosen));
 399         header_format_combo.signal_changed().connect (mem_fun(*this, &ExportDialog::header_chosen));
 400         sample_rate_combo.signal_changed().connect (mem_fun(*this, &ExportDialog::sample_rate_chosen));
 401         cue_file_combo.signal_changed().connect (mem_fun(*this, &ExportDialog::cue_file_type_chosen));
 402
 403         file_chooser.signal_update_preview().connect (mem_fun(*this, &ExportDialog::file_chooser_selection_changed));
 404
 405 }
 406
 407 ExportDialog::~ExportDialog()
 408 {
 409 }
 410
 411 void
 412 ExportDialog::do_not_allow_track_and_master_selection()
 413 {
 414         track_and_master_selection_allowed = false;
 415 }
 416
 417 void
 418 ExportDialog::do_not_allow_channel_count_selection()
 419 {
 420         channel_count_selection_allowed = false;
 421 }
 422
 423 void
 424 ExportDialog::do_not_allow_export_cd_markers()
 425 {
 426         export_cd_markers_allowed = false;
 427 }
 428
 429 void
 430 ExportDialog::connect_to_session (Session *s)
 431 {
 432         session = s;
 433         session->GoingAway.connect (mem_fun(*this, &Window::hide_all));
 434
 435         switch (session->frame_rate()) {
 436         case 22050:
 437                 sample_rate_combo.set_active_text (_("22.05kHz"));
 438                 break;
 439         case 44100:
 440                 sample_rate_combo.set_active_text (_("44.1kHz"));
 441                 break;
 442         case 48000:
 443                 sample_rate_combo.set_active_text (_("48kHz"));
 444                 break;
 445         case 88200:
 446                 sample_rate_combo.set_active_text (_("88.2kHz"));
 447                 break;
 448         case 96000:
 449                 sample_rate_combo.set_active_text (_("96kHz"));
 450                 break;
 451         case 192000:
 452                 sample_rate_combo.set_active_text (_("192kHz"));
 453                 break;
 454         default:
 455                 sample_rate_combo.set_active_text (_("44.1kHz"));
 456                 break;
 457         }
 458
 459         src_quality_combo.set_sensitive (false);
 460
 461         set_state();
 462 }
 463
 464 void
 465 ExportDialog::set_state()
 466 {
 467         XMLNode* node = session->instant_xml(X_("ExportDialog"));
 468         XMLProperty* prop;
 469         bool fc_location_requested = false;
 470         if (node) {
 471
 472                 if ((prop = node->property (X_("sample_rate"))) != 0) {
 473                         sample_rate_combo.set_active_text(prop->value());
 474                 }
 475                 if ((prop = node->property (X_("src_quality"))) != 0) {
 476                         src_quality_combo.set_active_text(prop->value());
 477                 }
 478                 if ((prop = node->property (X_("dither_type"))) != 0) {
 479                         dither_type_combo.set_active_text(prop->value());
 480                 }
 481                 if ((prop = node->property (X_("channel_count"))) != 0) {
 482                         channel_count_combo.set_active_text(prop->value());
 483                 }
 484                 if ((prop = node->property (X_("header_format"))) != 0) {
 485                         header_format_combo.set_active_text(prop->value());
 486                 }
 487                 if ((prop = node->property (X_("bitdepth_format"))) != 0) {
 488                         bitdepth_format_combo.set_active_text(prop->value());
 489                 }
 490                 if ((prop = node->property (X_("endian_format"))) != 0) {
 491                         endian_format_combo.set_active_text(prop->value());
 492                 }
 493                 if ((prop = node->property (X_("filename"))) != 0) {
 494                         file_chooser.set_filename(prop->value());
 495                         fc_location_requested = true;
 496                         file_chooser.set_current_folder(Glib::path_get_basename(prop->value()));
 497                 }
 498
 499                 if ((prop = node->property (X_("cue_file_type"))) != 0) {
 500                         cue_file_combo.set_active_text(prop->value());
 501                 }
 502         }
 503
 504         if (!fc_location_requested) {
 505
 506                 /*
 507                   If the filename hasn't been set before, use the
 508                   current session's export directory as a default
 509                   location for the export.
 510                 */
 511
 512                 file_chooser.set_current_folder (session->session_directory().export_path().to_string());
 513                 file_chooser.set_current_name (_("export.wav"));
 514         }
 515
 516         header_chosen ();
 517         bitdepth_chosen();
 518         channels_chosen();
 519         sample_rate_chosen();
 520
 521         if (session->master_out()) {
 522                 track_scroll.hide ();
 523         } else {
 524                 master_scroll.hide ();
 525                 track_selector_button.hide ();
 526         }
 527
 528         if (!node) {
 529                 return;
 530         }
 531
 532         if (session->master_out()) {
 533                 XMLNode* master = find_named_node(*node, (X_("Master")));
 534                 int nchns;
 535
 536                 if (!master) {
 537
 538                         /* default is to use all */
 539                         if (channel_count_combo.get_active_text() == _("Mono")) {
 540                                 nchns = 1;
 541                         } else {
 542                                 nchns = 2;
 543                         }
 544
 545                         TreeModel::Children rows = master_selector.get_model()->children();
 546                         for (uint32_t r = 0; r < session->master_out()->n_outputs().n_audio(); ++r) {
 547                                 if (nchns == 2) {
 548                                         if (r % 2) {
 549                                                 rows[r][exp_cols.right] = true;
 550                                         } else {
 551                                                 rows[r][exp_cols.left] = true;
 552                                         }
 553                                 } else {
 554                                         rows[r][exp_cols.left] = true;
 555                                 }
 556                         }
 557
 558                 } else {
 559                         /* XXX use XML state */
 560                 }
 561         }
 562
 563         XMLNode* tracks = find_named_node(*node, (X_("Tracks")));
 564         if (!tracks) {
 565                 return;
 566         }
 567
 568         XMLNodeList track_list = tracks->children(X_("Track"));
 569         TreeModel::Children rows = track_selector.get_model()->children();
 570         TreeModel::Children::iterator ri = rows.begin();
 571         TreeModel::Row row;
 572
 573         for (XMLNodeIterator it = track_list.begin(); it != track_list.end(); ++it, ++ri) {
 574                 if (ri == rows.end()){
 575                         break;
 576                 }
 577
 578                 XMLNode* track = *it;
 579                 row = *ri;
 580
 581                 if ((prop = track->property(X_("channel1"))) != 0) {
 582                         if (prop->value() == X_("on")) {
 583                                 row[exp_cols.left] = true;
 584                         } else {
 585                                 row[exp_cols.left] = false;
 586                         }
 587                 }
 588
 589                 if ((prop = track->property(X_("channel2"))) != 0) {
 590                         if (prop->value() == X_("on")) {
 591                                 row[exp_cols.right] = true;
 592                         } else {
 593                                 row[exp_cols.right] = false;
 594                         }
 595                 }
 596         }
 597 }
 598
 599 void
 600 ExportDialog::save_state()
 601 {
 602         if (!session) {
 603                 return;
 604         }
 605
 606         XMLNode* node = new XMLNode(X_("ExportDialog"));
 607
 608         node->add_property(X_("sample_rate"), sample_rate_combo.get_active_text());
 609         node->add_property(X_("src_quality"), src_quality_combo.get_active_text());
 610         node->add_property(X_("dither_type"), dither_type_combo.get_active_text());
 611         node->add_property(X_("channel_count"), channel_count_combo.get_active_text());
 612         node->add_property(X_("header_format"), header_format_combo.get_active_text());
 613         node->add_property(X_("bitdepth_format"), bitdepth_format_combo.get_active_text());
 614         node->add_property(X_("endian_format"), endian_format_combo.get_active_text());
 615         node->add_property(X_("filename"), file_chooser.get_filename());
 616         node->add_property(X_("cue_file_type"), cue_file_combo.get_active_text());
 617
 618         XMLNode* tracks = new XMLNode(X_("Tracks"));
 619
 620         TreeModel::Children rows = track_selector.get_model()->children();
 621         TreeModel::Row row;
 622         for (TreeModel::Children::iterator ri = rows.begin(); ri != rows.end(); ++ri) {
 623                 XMLNode* track = new XMLNode(X_("Track"));
 624
 625                 row = *ri;
 626                 track->add_property(X_("channel1"), row[exp_cols.left] ? X_("on") : X_("off"));
 627                 track->add_property(X_("channel2"), row[exp_cols.right] ? X_("on") : X_("off"));
 628
 629                 tracks->add_child_nocopy(*track);
 630         }
 631         node->add_child_nocopy(*tracks);
 632
 633         session->add_instant_xml(*node);
 634 }
 635
 636 void
 637 ExportDialog::set_range (nframes_t start, nframes_t end)
 638 {
 639         spec.start_frame = start;
 640         spec.end_frame = end;
 641 }
 642
 643 gint
 644 ExportDialog::progress_timeout ()
 645 {
 646         progress_bar.set_fraction (spec.progress);
 647         return TRUE;
 648 }
 649
 650 void
 651 frames_to_cd_frames_string (char* buf, nframes_t when, nframes_t fr)
 652 {
 653
 654   long unsigned int remainder;
 655   int mins, secs, frames;
 656
 657         mins = when / (60 * fr);
 658         remainder = when - (mins * 60 * fr);
 659         secs = remainder / fr;
 660         remainder -= secs * fr;
 661         frames = remainder / (fr / 75);
 662         sprintf (buf, " %02d:%02d:%02d", mins, secs, frames);
 663
 664 }
 665
 666 struct LocationSortByStart {
 667     bool operator() (Location *a, Location *b) {
 668             return a->start() < b->start();
 669     }
 670 };
 671
 672 void
 673 ExportDialog::export_toc_file (Locations::LocationList& locations, const string& path)
 674 {
 675         if(!export_cd_markers_allowed){
 676                 return;
 677         }
 678
 679         string filepath = path + ".toc";
 680         ofstream out (filepath.c_str());
 681         long unsigned int last_end_time = spec.start_frame, last_start_time = spec.start_frame;
 682         gchar buf[18];
 683
 684         if (!out) {
 685                 error << string_compose(_("Editor: cannot open \"%1\" as export file for CD toc file"), filepath) << endmsg;
 686                 return;
 687         }
 688         out << "CD_DA" << endl;
 689         out << "CD_TEXT {" << endl << "  LANGUAGE_MAP {" << endl << "    0 : EN" << endl << "  }" << endl;
 690         out << "  LANGUAGE 0 {" << endl << "    TITLE \"" << session->name() << "\"" << endl << "  }" << endl << "}" << endl;
 691
 692         Locations::LocationList::iterator i;
 693         Locations::LocationList temp;
 694
 695         for (i = locations.begin(); i != locations.end(); ++i) {
 696                 if ((*i)->start() >= spec.start_frame && (*i)->end() <= spec.end_frame && (*i)->is_cd_marker() && !(*i)->is_end()) {
 697                         temp.push_back (*i);
 698                 }
 699         }
 700
 701         if (temp.size() > 0) {
 702                 LocationSortByStart cmp;
 703                 temp.sort (cmp);
 704                 Location * curr_range = 0;
 705                 Locations::LocationList::iterator nexti;
 706
 707                 for (i = temp.begin(); i != temp.end(); ++i) {
 708
 709                         if ((*i)->start() >= last_end_time)
 710                         {
 711                                 /* this is a track, defined by a cd range marker or a cd location marker outside of a cd range */
 712                                 out << endl << "TRACK AUDIO" << endl;
 713
 714                                 if ((*i)->cd_info.find("scms") != (*i)->cd_info.end())  {
 715                                         out << "NO ";
 716                                 }
 717                                 out << "COPY" << endl;
 718
 719                                 if ((*i)->cd_info.find("preemph") != (*i)->cd_info.end())  {
 720                                         out << "PRE_EMPHASIS" << endl;
 721                                 } else {
 722                                         out << "NO PRE_EMPHASIS" << endl;
 723                                 }
 724
 725                                 if ((*i)->cd_info.find("isrc") != (*i)->cd_info.end())  {
 726                                         out << "ISRC \"" << (*i)->cd_info["isrc"] << "\"" << endl;
 727                                 }
 728
 729                                 out << "CD_TEXT {" << endl << "  LANGUAGE 0 {" << endl << "     TITLE \"" << (*i)->name() << "\"" << endl;
 730                                 if ((*i)->cd_info.find("performer") != (*i)->cd_info.end()) {
 731                                         out << "     PERFORMER \"" << (*i)->cd_info["performer"]  << "\"" << endl;
 732                                 }
 733                                 if ((*i)->cd_info.find("string_composer") != (*i)->cd_info.end()) {
 734                                         out  << "     COMPOSER \"" << (*i)->cd_info["string_composer"] << "\"" << endl;
 735                                 }
 736
 737                                 if ((*i)->cd_info.find("isrc") != (*i)->cd_info.end()) {
 738                                         out  << "     ISRC \"";
 739                                         out << (*i)->cd_info["isrc"].substr(0,2) << "-";
 740                                         out << (*i)->cd_info["isrc"].substr(2,3) << "-";
 741                                         out << (*i)->cd_info["isrc"].substr(5,2) << "-";
 742                                         out << (*i)->cd_info["isrc"].substr(7,5) << "\"" << endl;
 743                                 }
 744
 745                                 out << "  }" << endl << "}" << endl;
 746
 747                                 frames_to_cd_frames_string (buf, last_end_time - spec.start_frame, session->frame_rate());
 748                                 out << "FILE \"" << path << "\" " << buf;
 749
 750                                 if ((*i)->is_mark()) {
 751                                         // a mark track location needs to look ahead to the next marker's start to determine length
 752                                         nexti = i;
 753                                         ++nexti;
 754                                         if (nexti != temp.end()) {
 755                                                 frames_to_cd_frames_string (buf, (*nexti)->start() - last_end_time, session->frame_rate());
 756                                                 out << buf << endl;
 757
 758                                                 frames_to_cd_frames_string (buf, (*i)->start() - last_end_time, session->frame_rate());
 759                                                 out << "START" << buf << endl;
 760
 761                                                 last_start_time = (*i)->start();
 762                                                 last_end_time = (*nexti)->start();
 763                                         }
 764                                         else {
 765                                                 // this was the last marker, use session end
 766                                                 frames_to_cd_frames_string (buf, spec.end_frame - last_end_time, session->frame_rate());
 767                                                 out << buf << endl;
 768
 769                                                 frames_to_cd_frames_string (buf, (*i)->start() - last_end_time, session->frame_rate());
 770                                                 out << "START" << buf << endl;
 771
 772                                                 last_start_time = (*i)->start();
 773                                                 last_end_time = spec.end_frame;
 774                                         }
 775
 776                                         curr_range = 0;
 777                                 }
 778                                 else {
 779                                         // range
 780                                         frames_to_cd_frames_string (buf, (*i)->end() - last_end_time, session->frame_rate());
 781                                         out << buf << endl;
 782
 783                                         frames_to_cd_frames_string (buf, (*i)->start() - last_end_time, session->frame_rate());
 784                                         out << "START" << buf << endl;
 785
 786                                         last_start_time = (*i)->start();
 787                                         last_end_time = (*i)->end();
 788
 789                                         curr_range = (*i);
 790                                 }
 791
 792                         }
 793                         else if ((*i)->is_mark())
 794                         {
 795                                 /* this is an index within a track */
 796
 797                                 frames_to_cd_frames_string (buf, (*i)->start() - last_start_time, session->frame_rate());
 798                                 out << "INDEX" << buf << endl;
 799                         }
 800                 }
 801         }
 802
 803 }
 804
 805 void
 806 ExportDialog::export_cue_file (Locations::LocationList& locations, const string& path)
 807 {
 808         if(!export_cd_markers_allowed){
 809                 return;
 810         }
 811
 812     string filepath = path + ".cue";
 813         ofstream out (filepath.c_str());
 814         gchar buf[18];
 815         long unsigned int last_track_end = spec.start_frame;
 816         int numtracks = 0, tracknum = 0, indexnum = 0;
 817
 818         if (!out) {
 819                 error << string_compose(_("Editor: cannot open \"%1\" as export file for CD cue file"), filepath) << endmsg;
 820                 return;
 821         }
 822
 823         Locations::LocationList::iterator i;
 824         Locations::LocationList temp;
 825
 826         for (i = locations.begin(); i != locations.end(); ++i) {
 827                 if ((*i)->start() >= spec.start_frame && (*i)->end() <= spec.end_frame && (*i)->is_cd_marker() && !(*i)->is_end()) {
 828                         temp.push_back (*i);
 829                         if (!(*i)->is_mark()) {
 830                                 numtracks++;
 831                         }
 832                 }
 833         }
 834
 835         out << "REM Cue file generated by Ardour" << endl;
 836         out << "TITLE \"" << session->name() << "\"" << endl;
 837
 838         if ((header_format_combo.get_active_text() == N_("WAV"))) {
 839                   out << "FILE " << path  << " WAVE" << endl;
 840         } else {
 841                   out << "FILE " << path  << ' ' << (header_format_combo.get_active_text()) << endl;
 842         }
 843
 844         if (false && numtracks == 0) {
 845                     /* the user has supplied no track markers.
 846                        the entire export is treated as one track.
 847                     */
 848
 849                   numtracks++;
 850                   tracknum++;
 851                   indexnum = 0;
 852                   out << endl << "TRACK " << tracknum << " AUDIO" << endl;
 853                   out << "FLAGS " ;
 854
 855                   out << "DCP " << endl;
 856
 857                   /* use the session name*/
 858
 859                   if (session->name() != "") {
 860                     out << "TITLE \"" << session->name() << "\"" << endl;
 861                   }
 862
 863                   /* no pregap in this case */
 864
 865                   out << "INDEX 00 00:00:00" << endl;
 866                   indexnum++;
 867                   out << "INDEX 01 00:00:00" << endl;
 868                   indexnum++;
 869                   last_track_end = spec.end_frame;
 870         }
 871
 872         if (temp.size()) {
 873                 LocationSortByStart cmp;
 874                 temp.sort (cmp);
 875                 Location * curr_range = 0;
 876                 Locations::LocationList::iterator nexti;
 877
 878                 for ( i = temp.begin(); i != temp.end(); ++i) {
 879
 880                         if ((*i)->start() >= last_track_end)
 881                         {
 882                                 /* this is a track and it doesn't start inside another one*/
 883
 884                                 tracknum++;
 885                                 indexnum = 0;
 886                                 out << endl << "TRACK " << tracknum << " AUDIO" << endl;
 887                                 out << "FLAGS " ;
 888
 889                                 if ((*i)->cd_info.find("scms") != (*i)->cd_info.end())  {
 890                                         out << "SCMS ";
 891                                 } else {
 892                                         out << "DCP ";
 893                                 }
 894
 895                                 if ((*i)->cd_info.find("preemph") != (*i)->cd_info.end())  {
 896                                         out << "PRE";
 897                                 }
 898                                 out << endl;
 899
 900                                 if ((*i)->cd_info.find("isrc") != (*i)->cd_info.end())  {
 901                                         out << "ISRC " << (*i)->cd_info["isrc"] << endl;
 902
 903                                 }
 904                                 if ((*i)->name() != "") {
 905                                         out << "TITLE \"" << (*i)->name() << "\"" << endl;
 906                                 }
 907
 908                                 if ((*i)->cd_info.find("performer") != (*i)->cd_info.end()) {
 909                                         out << "PERFORMER \"" <<  (*i)->cd_info["performer"] << "\"" << endl;
 910                                 }
 911
 912                                 if ((*i)->cd_info.find("string_composer") != (*i)->cd_info.end()) {
 913                                         out << "SONGWRITER \"" << (*i)->cd_info["string_composer"]  << "\"" << endl;
 914                                 }
 915                                 snprintf (buf, sizeof(buf), "INDEX %02d", indexnum);
 916                                 out << buf;
 917                                 frames_to_cd_frames_string (buf, last_track_end - spec.start_frame, session->frame_rate());
 918                                 out << buf << endl;
 919                                 indexnum++;
 920
 921                                 if ((*i)->is_mark()) {
 922                                         // need to find the next start to define the end
 923                                         nexti = i;
 924                                         ++nexti;
 925                                         if (nexti != temp.end()) {
 926                                                 last_track_end = (*nexti)->start();
 927                                         }
 928                                         else {
 929                                                 last_track_end = spec.end_frame;
 930                                         }
 931                                         curr_range = 0;
 932                                 }
 933                                 else {
 934                                         last_track_end = (*i)->end();
 935                                         curr_range = (*i);
 936                                 }
 937                         }
 938
 939                         if ((tracknum > 0) && ((*i)->start() < last_track_end)) {
 940                                 /*this is an index and it lies within a track*/
 941                                 snprintf (buf, sizeof(buf), "INDEX %02d", indexnum);
 942                                 out << buf;
 943                                 frames_to_cd_frames_string (buf,(*i)->start() - spec.start_frame, session->frame_rate());
 944                                 out << buf << endl;
 945                                 indexnum++;
 946                         }
 947                 }
 948         }
 949
 950 }
 951
 952 void
 953 ExportDialog::do_export_cd_markers (const string& path,const string& cuefile_type)
 954 {
 955         if (cuefile_type == _("TOC")) {
 956                 session->locations()->apply (*this, &ExportDialog::export_toc_file, path);
 957         } else {
 958                 session->locations()->apply (*this, &ExportDialog::export_cue_file, path);
 959         }
 960 }
 961
 962
 963 void
 964 ExportDialog::do_export ()
 965 {
 966         string filepath = file_chooser.get_filename();
 967
 968         if (!ARDOUR_UI::instance()->the_engine().connected()) {
 969                 MessageDialog msg (*this,
 970                                    _("Not connected to audioengine"),
 971                                    true,
 972                                    MESSAGE_ERROR,
 973                                    BUTTONS_OK);
 974                 msg.set_secondary_text (_("Ardour cannot export audio when disconnected"));
 975                 msg.present ();
 976                 msg.run ();
 977                 return;
 978         }
 979
 980         if(!is_filepath_valid(filepath)){
 981                 return;
 982         }
 983
 984         if (!Profile->get_sae() && export_cd_markers_allowed) {
 985                 if (cue_file_combo.get_active_text () != _("None")) {
 986                         do_export_cd_markers (file_chooser.get_filename(), cue_file_combo.get_active_text ());
 987                 }
 988
 989                 if (cuefile_only_checkbox.get_active()) {
 990                         end_dialog ();
 991                         return;
 992                 }
 993         }
 994
 995         ok_button->set_sensitive(false);
 996         save_state();
 997
 998         set_modal (true);
 999
1000         // read user input into spec
1001         initSpec(filepath);
1002
1003         progress_bar.show();
1004         progress_connection = Glib::signal_timeout().connect (mem_fun(*this, &ExportDialog::progress_timeout), 100);
1005         cancel_label.set_text (_("Stop Export"));
1006
1007         export_audio_data();
1008
1009         progress_connection.disconnect ();
1010         session->engine().freewheel (false);
1011         progress_bar.hide();
1012         end_dialog ();
1013 }
1014
1015 void
1016 ExportDialog::end_dialog ()
1017 {
1018         if (spec.running) {
1019                 spec.stop = true;
1020
1021                 while (spec.running) {
1022                         if (gtk_events_pending()) {
1023                                 gtk_main_iteration ();
1024                         } else {
1025                                 usleep (10000);
1026                         }
1027                 }
1028         }
1029
1030         hide ();
1031
1032         session->finalize_audio_export ();
1033
1034         set_modal (false);
1035         ok_button->set_sensitive(true);
1036 }
1037
1038 void
1039 ExportDialog::start_export ()
1040 {
1041         if (session == 0) {
1042                 return;
1043         }
1044
1045         /* If the filename hasn't been set before, use the
1046            current session's export directory as a default
1047            location for the export.
1048         */
1049
1050         if (file_entry.get_text().length() == 0) {
1051
1052                 sys::path export_file_path = session->session_directory().export_path();
1053
1054                 if (!wants_dir()) {
1055                         export_file_path /= "export.wav";
1056                 }
1057
1058                 file_entry.set_text (export_file_path.to_string());
1059         }
1060
1061         progress_bar.set_fraction (0);
1062         progress_bar.hide();
1063         progress_bar.set_no_show_all();
1064         cancel_label.set_text (_("Cancel"));
1065
1066         show_all();
1067
1068         if (track_and_master_selection_allowed) {
1069                 track_vpacker.show();
1070         } else {
1071                 track_vpacker.hide();
1072         }
1073
1074         file_chooser.show();
1075
1076         if (channel_count_selection_allowed) {
1077                 channel_count_combo.show();
1078                 channel_count_label.show();
1079         } else {
1080                 channel_count_combo.hide();
1081                 channel_count_label.hide();
1082         }
1083
1084         if (export_cd_markers_allowed) {
1085                 cue_file_label.show();
1086                 cue_file_combo.show();
1087                 cuefile_only_checkbox.show();
1088         } else {
1089                 cue_file_label.hide();
1090                 cue_file_combo.hide();
1091                 cuefile_only_checkbox.hide();
1092         }
1093
1094         if (session->master_out()) {
1095                 track_scroll.hide ();
1096         } else {
1097                 master_scroll.hide ();
1098                 track_selector_button.hide ();
1099         }
1100
1101         track_and_master_selection_allowed = true;
1102         channel_count_selection_allowed =  true;
1103         export_cd_markers_allowed = true;
1104 }
1105
1106 void
1107 ExportDialog::header_chosen ()
1108 {
1109         if (sndfile_header_format_from_string (header_format_combo.get_active_text ()) == SF_FORMAT_WAV) {
1110                 endian_format_combo.set_active_text (N_("Little-endian (Intel)"));
1111                 endian_format_combo.set_sensitive (false);
1112         } else {
1113                 endian_format_combo.set_sensitive (true);
1114                 endian_format_combo.set_active_text (N_("Big-endian (Mac)"));
1115         }
1116 }
1117
1118 void
1119 ExportDialog::bitdepth_chosen ()
1120 {
1121         int format = sndfile_bitdepth_format_from_string (bitdepth_format_combo.get_active_text ());
1122         switch (format) {
1123         case SF_FORMAT_PCM_24:
1124         case SF_FORMAT_PCM_32:
1125         case SF_FORMAT_FLOAT:
1126                 dither_type_combo.set_sensitive (false);
1127                 break;
1128
1129         default:
1130                 dither_type_combo.set_sensitive (true);
1131                 break;
1132         }
1133 }
1134
1135 void
1136 ExportDialog::cue_file_type_chosen ()
1137 {
1138         if (cue_file_combo.get_active_text () != "None") {
1139                 cuefile_only_checkbox.set_sensitive (true);
1140         } else {
1141                 cuefile_only_checkbox.set_active (false);
1142                 cuefile_only_checkbox.set_sensitive (false);
1143         }
1144 }
1145
1146 void
1147 ExportDialog::file_chooser_selection_changed ()
1148 {
1149
1150   /*
1151     if the user selects an existing file from the 'browse for other folders' tab,
1152     change the format settings to match the file.
1153   */
1154         if (file_chooser.get_filename().length() == 0) {
1155                 return;
1156         }
1157         if (Glib::file_test(file_chooser.get_preview_filename(),Glib::FILE_TEST_IS_DIR)){
1158                 file_chooser.set_current_name (_(""));
1159                 return;
1160         }
1161         if (!Glib::file_test(file_chooser.get_preview_filename(),Glib::FILE_TEST_EXISTS)) {
1162                 return;
1163         }
1164
1165         SoundFileInfo finfo;
1166         string error_msg, format_str;
1167
1168         if (!AudioFileSource::get_soundfile_info (file_chooser.get_preview_filename(), finfo, error_msg)) {
1169                 error << string_compose(_("Export: cannot open file \"%1\"."), error_msg ) << endmsg;
1170                 return;
1171         }
1172
1173         if (finfo.samplerate == 22050) {
1174                 sample_rate_combo.set_active_text (N_("22.05kHz"));
1175         } else if (finfo.samplerate == 44100) {
1176                 sample_rate_combo.set_active_text (N_("44.1kHz"));
1177         } else if (finfo.samplerate == 48000) {
1178                 sample_rate_combo.set_active_text (N_("48kHz"));
1179         } else if (finfo.samplerate == 88200) {
1180                 sample_rate_combo.set_active_text (N_("88.2kHz"));
1181         } else if (finfo.samplerate == 96000) {
1182                 sample_rate_combo.set_active_text (N_("96kHz"));
1183         } else if (finfo.samplerate == 192000) {
1184                 sample_rate_combo.set_active_text (N_("192kHz"));
1185         }
1186
1187         if (finfo.channels == 1) {
1188                 channel_count_combo.set_active_text(N_("Mono"));
1189         } else {
1190                 channel_count_combo.set_active_text(N_("Stereo"));
1191         }
1192
1193         string::size_type pos;
1194
1195         pos = finfo.format_name.find_first_of (" ");
1196         format_str = finfo.format_name.substr(pos + 1, 255);
1197         pos = format_str.find_first_of (" ");
1198         header_format_combo.set_active_text(format_str.substr(0, pos));
1199
1200         format_str = finfo.format_name;
1201         pos = format_str.find_first_of (",");
1202         bitdepth_format_combo.set_active_text(format_str.substr(pos + 2, 255));
1203 }
1204
1205 void
1206 ExportDialog::sample_rate_chosen ()
1207 {
1208         string sr_str = sample_rate_combo.get_active_text();
1209         nframes_t rate;
1210
1211         if (sr_str == N_("22.05kHz")) {
1212                 rate = 22050;
1213         } else if (sr_str == _("44.1kHz")) {
1214                 rate = 44100;
1215         } else if (sr_str == _("48kHz")) {
1216                 rate = 48000;
1217         } else if (sr_str == _("88.2kHz")) {
1218                 rate = 88200;
1219         } else if (sr_str == _("96kHz")) {
1220                 rate = 96000;
1221         } else if (sr_str == _("192kHz")) {
1222                 rate = 192000;
1223         } else {
1224                 rate = session->frame_rate();
1225         }
1226
1227         if (rate != session->frame_rate()) {
1228                 src_quality_combo.set_sensitive (true);
1229         } else {
1230                 src_quality_combo.set_sensitive (false);
1231         }
1232 }
1233
1234 void
1235 ExportDialog::channels_chosen ()
1236 {
1237         bool mono;
1238
1239         mono = (channel_count_combo.get_active_text() == _("Mono"));
1240
1241         if (mono) {
1242                 track_selector.get_column(2)->set_visible(false);
1243                 track_selector.get_column(1)->set_title(_("Export"));
1244
1245                 if (session->master_out()) {
1246                         master_selector.get_column(2)->set_visible(false);
1247                         master_selector.get_column(1)->set_title(_("Export"));
1248                 }
1249
1250         } else {
1251                 track_selector.get_column(2)->set_visible(true);
1252                 track_selector.get_column(1)->set_title(_("Left"));
1253
1254                 if (session->master_out()) {
1255                         master_selector.get_column(2)->set_visible(true);
1256                         master_selector.get_column(1)->set_title(_("Left"));
1257                 }
1258         }
1259
1260         fill_lists();
1261 }
1262
1263 void
1264 ExportDialog::fill_lists ()
1265 {
1266         track_list->clear();
1267         master_list->clear();
1268
1269         boost::shared_ptr<Session::RouteList> routes = session->get_routes ();
1270
1271         for (Session::RouteList::iterator ri = routes->begin(); ri != routes->end(); ++ri) {
1272
1273                 boost::shared_ptr<Route> route = (*ri);
1274
1275                 if (route->is_hidden()) {
1276                         continue;
1277                 }
1278
1279                 for (uint32_t i=0; i < route->n_outputs().n_audio(); ++i) {
1280                         string name;
1281                         if (route->n_outputs().n_audio() == 1) {
1282                                 name = route->name();
1283                         } else {
1284                                 name = string_compose("%1: out-%2", route->name(), i+1);
1285                         }
1286
1287                         if (route == session->master_out()) {
1288                                 TreeModel::iterator iter = master_list->append();
1289                                 TreeModel::Row row = *iter;
1290                                 row[exp_cols.output] = name;
1291                                 row[exp_cols.left] = false;
1292                                 row[exp_cols.right] = false;
1293                                 row[exp_cols.port] = route->output (i);
1294                         } else {
1295                                 TreeModel::iterator iter = track_list->append();
1296                                 TreeModel::Row row = *iter;
1297                                 row[exp_cols.output] = name;
1298                                 row[exp_cols.left] = false;
1299                                 row[exp_cols.right] = false;
1300                                 row[exp_cols.port] = route->output (i);
1301                         }
1302                 }
1303         }
1304 }
1305
1306
1307 bool
1308 ExportDialog::is_filepath_valid(string &filepath)
1309 {
1310         // sanity check file name first
1311
1312         struct stat statbuf;
1313
1314         if (filepath.empty()) {
1315                 string txt = _("Please enter a valid filename.");
1316                 MessageDialog msg (*this, txt, false, MESSAGE_ERROR, BUTTONS_OK, true);
1317                 msg.run();
1318                 return false;
1319         }
1320
1321         // check if file exists already and warn
1322
1323         if (stat (filepath.c_str(), &statbuf) == 0) {
1324                 if (S_ISDIR (statbuf.st_mode)) {
1325                         string txt = _("Please specify a complete filename for the audio file.");
1326                         MessageDialog msg (*this, txt, false, MESSAGE_ERROR, BUTTONS_OK, true);
1327                         msg.run();
1328                         return false;
1329                 }
1330                 else {
1331                         string txt = _("File ") + filepath + _(" already exists, do you want to overwrite it?");
1332                         MessageDialog msg (*this, txt, false, MESSAGE_QUESTION, BUTTONS_YES_NO, true);
1333                         if ((ResponseType) msg.run() == Gtk::RESPONSE_NO) {
1334                                 return false;
1335                         }
1336                 }
1337         }
1338
1339         // directory needs to exist and be writable
1340
1341         string dirpath = Glib::path_get_dirname (filepath);
1342         if (::access (dirpath.c_str(), W_OK) != 0) {
1343                 string txt = _("Cannot write file in: ") + dirpath;
1344                 MessageDialog msg (*this, txt, false, MESSAGE_ERROR, BUTTONS_OK, true);
1345                 msg.run();
1346                 return false;
1347         }
1348
1349         return true;
1350 }
1351
1352 void
1353 ExportDialog::initSpec(string &filepath)
1354 {
1355         spec.path = filepath;
1356         spec.progress = 0;
1357         spec.running = true;
1358         spec.stop = false;
1359         spec.port_map.clear();
1360
1361         if (channel_count_combo.get_active_text() == _("Mono")) {
1362                 spec.channels = 1;
1363         } else {
1364                 spec.channels = 2;
1365         }
1366
1367         spec.format = 0;
1368
1369         spec.format |= sndfile_header_format_from_string (header_format_combo.get_active_text ());
1370
1371         if (!Profile->get_sae()) {
1372                 if ((spec.format & SF_FORMAT_WAV) == 0) {
1373                         /* RIFF/WAV specifies endianess */
1374                         spec.format |= sndfile_endian_format_from_string (endian_format_combo.get_active_text ());
1375                 }
1376         }
1377
1378         spec.format |= sndfile_bitdepth_format_from_string (bitdepth_format_combo.get_active_text ());
1379
1380         string sr_str = sample_rate_combo.get_active_text();
1381         if (sr_str == N_("22.05kHz")) {
1382                 spec.sample_rate = 22050;
1383         } else if (sr_str == _("44.1kHz")) {
1384                 spec.sample_rate = 44100;
1385         } else if (sr_str == _("48kHz")) {
1386                 spec.sample_rate = 48000;
1387         } else if (sr_str == _("88.2kHz")) {
1388                 spec.sample_rate = 88200;
1389         } else if (sr_str == _("96kHz")) {
1390                 spec.sample_rate = 96000;
1391         } else if (sr_str == _("192kHz")) {
1392                 spec.sample_rate = 192000;
1393         } else {
1394                 spec.sample_rate = session->frame_rate();
1395         }
1396
1397         if (Profile->get_sae()) {
1398                 spec.src_quality = SRC_SINC_BEST_QUALITY;
1399         } else {
1400                 string src_str = src_quality_combo.get_active_text();
1401                 if (src_str == _("fastest")) {
1402                         spec.src_quality = SRC_ZERO_ORDER_HOLD;
1403                 } else if (src_str == _("linear")) {
1404                         spec.src_quality = SRC_LINEAR;
1405                 } else if (src_str == _("better")) {
1406                         spec.src_quality = SRC_SINC_FASTEST;
1407                 } else if (src_str == _("intermediate")) {
1408                         spec.src_quality = SRC_SINC_MEDIUM_QUALITY;
1409                 } else {
1410                         spec.src_quality = SRC_SINC_BEST_QUALITY;
1411                 }
1412         }
1413
1414         string dither_str = dither_type_combo.get_active_text();
1415         if (dither_str == _("None")) {
1416                 spec.dither_type = GDitherNone;
1417         } else if (dither_str == _("Rectangular")) {
1418                 spec.dither_type = GDitherRect;
1419         } else if (dither_str == _("Triangular")) {
1420                 spec.dither_type = GDitherTri;
1421         } else {
1422                 spec.dither_type = GDitherShaped;
1423         }
1424
1425         write_track_and_master_selection_to_spec();
1426 }
1427
1428
1429 void
1430 ExportDialog::write_track_and_master_selection_to_spec()
1431 {
1432         if(!track_and_master_selection_allowed){
1433                 return;
1434         }
1435
1436         uint32_t chan=0;
1437         Port *last_port = 0;
1438
1439         TreeModel::Children rows = master_selector.get_model()->children();
1440         TreeModel::Children::iterator ri;
1441         TreeModel::Row row;
1442         for (ri = rows.begin(); ri != rows.end(); ++ri) {
1443                 row = *ri;
1444                 Port* port = row[exp_cols.port];
1445
1446                 if (last_port != port) {
1447                         chan = 0;
1448                 }
1449
1450                 if (row[exp_cols.left]) {
1451                         spec.port_map[0].push_back (std::pair<Port*,uint32_t>(port, chan));
1452                 }
1453
1454                 if (spec.channels == 2) {
1455                         if (row[exp_cols.right]) {
1456                                 spec.port_map[1].push_back (std::pair<Port*,uint32_t>(port, chan));
1457                         }
1458                 }
1459         }
1460
1461         chan = 0;
1462         rows = track_selector.get_model()->children();
1463
1464         for (ri = rows.begin(); ri != rows.end(); ++ri) {
1465                 row = *ri;
1466
1467                 Port* port = row[exp_cols.port];
1468
1469                 if (last_port != port) {
1470                         chan = 0;
1471                 }
1472
1473                 if (row[exp_cols.left]) {
1474                         spec.port_map[0].push_back (std::pair<Port*,uint32_t>(port, chan));
1475                 }
1476
1477                 if (spec.channels == 2) {
1478                         if (row[exp_cols.right]) {
1479                                 spec.port_map[1].push_back (std::pair<Port*,uint32_t>(port, chan));
1480                         }
1481
1482                 }
1483
1484                 last_port = port;
1485                 ++chan;
1486         }
1487 }
1488
1489
1490 gint
1491 ExportDialog::window_closed (GdkEventAny *ignored)
1492 {
1493         end_dialog ();
1494         return TRUE;
1495 }
1496
1497 void
1498 ExportDialog::track_selector_button_click ()
1499 {
1500         if (track_scroll.is_visible ()) {
1501                 track_scroll.hide ();
1502         } else {
1503                 track_scroll.show_all ();
1504         }
1505 }