gtk2_ardour/export_region_dialog.cc

   1 /*
   2     Copyright (C) 2006 Paul Davis
   3     Author: Andre Raue
   4
   5     This program is free software; you can redistribute it and/or modify
   6     it under the terms of the GNU General Public License as published by
   7     the Free Software Foundation; either version 2 of the License, or
   8     (at your option) any later version.
   9
  10     This program is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13     GNU General Public License for more details.
  14
  15     You should have received a copy of the GNU General Public License
  16     along with this program; if not, write to the Free Software
  17     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  18
  19 */
  20
  21 #include <cassert>
  22
  23 #include <pbd/pthread_utils.h>
  24 #include <ardour/audioregion.h>
  25
  26 #include "export_region_dialog.h"
  27
  28 #include "i18n.h"
  29
  30
  31 ExportRegionDialog::ExportRegionDialog (PublicEditor& editor, boost::shared_ptr<ARDOUR::Region> region)
  32         : ExportDialog(editor)
  33 {
  34         set_title (_("Export Region"));
  35         file_frame.set_label (_("Export to File")),
  36
  37         audio_region = boost::dynamic_pointer_cast<ARDOUR::AudioRegion>(region);
  38         assert(audio_region);
  39
  40         do_not_allow_track_and_master_selection();
  41         do_not_allow_channel_count_selection();
  42 }
  43
  44
  45 void
  46 ExportRegionDialog::export_audio_data()
  47 {
  48         pthread_t thr;
  49         pthread_create_and_store ("region export", &thr, 0, ExportRegionDialog::_export_region_thread, this);
  50
  51         gtk_main_iteration ();
  52         while (spec.running) {
  53                 if (gtk_events_pending()) {
  54                         gtk_main_iteration ();
  55                 } else {
  56                         usleep (10000);
  57                 }
  58         }
  59 }
  60
  61
  62 void*
  63 ExportRegionDialog::_export_region_thread (void *arg)
  64 {
  65         PBD::notify_gui_about_thread_creation (pthread_self(), X_("Export Region"));
  66
  67         static_cast<ExportRegionDialog*>(arg)->export_region ();
  68         return 0;
  69 }
  70
  71 void
  72 ExportRegionDialog::export_region ()
  73 {
  74         audio_region->exportme (getSession(), spec);
  75 }