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