/* Copyright (C) 2001 Paul Davis This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. $Id$ */ #include #include #include #include "export_session_dialog.h" #include "export_region_dialog.h" #include "export_range_markers_dialog.h" #include "editor.h" #include "public_editor.h" #include "selection.h" #include "time_axis_view.h" #include "audio_time_axis.h" #include "audio_region_view.h" #include #include #include #include #include #include #include #include #include "i18n.h" using namespace std; using namespace ARDOUR; using namespace PBD; using namespace Gtk; void Editor::export_session() { if (session) { export_range (0, session->current_end_frame()); } } void Editor::export_selection () { if (session) { if (selection->time.empty()) { MessageDialog message (*this, _("There is no selection to export.\n\nSelect a selection using the range mouse mode")); message.run (); return; } export_range (selection->time.front().start, selection->time.front().end); } } void Editor::export_range (jack_nframes_t start, jack_nframes_t end) { if (session) { if (export_dialog == 0) { export_dialog = new ExportSessionDialog (*this); } export_dialog->connect_to_session (session); export_dialog->set_range (start, end); export_dialog->start_export(); } } void Editor::export_region () { if (clicked_regionview == 0) { return; } ExportDialog* dialog = new ExportRegionDialog (*this, &clicked_regionview->region()); dialog->connect_to_session (session); dialog->set_range ( clicked_regionview->region().first_frame(), clicked_regionview->region().last_frame()); dialog->start_export(); } void Editor::export_range_markers () { if (session) { if (session->locations()->num_range_markers() == 0) { MessageDialog message (*this, _("There are no ranges to export.\n\nCreate 1 or more ranges by dragging the mouse in the range bar")); message.run (); return; } if (export_range_markers_dialog == 0) { export_range_markers_dialog = new ExportRangeMarkersDialog(*this); } export_range_markers_dialog->connect_to_session (session); export_range_markers_dialog->start_export(); } } int Editor::write_region_selection (RegionSelection& regions) { for (RegionSelection::iterator i = regions.begin(); i != regions.end(); ++i) { AudioRegionView* arv = dynamic_cast(*i); if (arv) if (write_region ("", arv->audio_region()) == false) return -1; } return 0; } void Editor::bounce_region_selection () { for (RegionSelection::iterator i = selection->regions.begin(); i != selection->regions.end(); ++i) { Region& region ((*i)->region()); RouteTimeAxisView* rtv = dynamic_cast(&(*i)->get_time_axis_view()); Track* track = dynamic_cast(rtv->route().get()); InterThreadInfo itt; itt.done = false; itt.cancel = false; itt.progress = 0.0f; track->bounce_range (region.position(), region.position() + region.length(), itt); } } bool Editor::write_region (string path, AudioRegion& region) { AudioFileSource* fs; const jack_nframes_t chunk_size = 4096; jack_nframes_t to_read; Sample buf[chunk_size]; gain_t gain_buffer[chunk_size]; jack_nframes_t pos; char s[PATH_MAX+1]; uint32_t cnt; vector sources; uint32_t nchans; nchans = region.n_channels(); /* don't do duplicate of the entire source if that's what is going on here */ if (region.start() == 0 && region.length() == region.source().length()) { /* XXX should link(2) to create a new inode with "path" */ return true; } if (path.length() == 0) { for (uint32_t n=0; n < nchans; ++n) { for (cnt = 0; cnt < 999999; ++cnt) { if (nchans == 1) { snprintf (s, sizeof(s), "%s/%s_%" PRIu32 ".wav", session->sound_dir().c_str(), legalize_for_path(region.name()).c_str(), cnt); } else { snprintf (s, sizeof(s), "%s/%s_%" PRIu32 "-%" PRId32 ".wav", session->sound_dir().c_str(), legalize_for_path(region.name()).c_str(), cnt, n); } path = s; if (::access (path.c_str(), F_OK) != 0) { break; } } if (cnt == 999999) { error << "" << endmsg; goto error_out; } try { fs = AudioFileSource::create (path); } catch (failed_constructor& err) { goto error_out; } sources.push_back (fs); } } else { /* TODO: make filesources based on passed path */ } to_read = region.length(); pos = region.position(); while (to_read) { jack_nframes_t this_time; this_time = min (to_read, chunk_size); for (vector::iterator src=sources.begin(); src != sources.end(); ++src) { fs = (*src); if (region.read_at (buf, buf, gain_buffer, pos, this_time) != this_time) { break; } if (fs->write (buf, this_time) != this_time) { error << "" << endmsg; goto error_out; } } to_read -= this_time; pos += this_time; } time_t tnow; struct tm* now; time (&tnow); now = localtime (&tnow); for (vector::iterator src = sources.begin(); src != sources.end(); ++src) { (*src)->update_header (0, *now, tnow); } return true; error_out: for (vector::iterator i = sources.begin(); i != sources.end(); ++i) { (*i)->mark_for_remove (); delete (*i); } return 0; } int Editor::write_audio_selection (TimeSelection& ts) { int ret = 0; if (selection->tracks.empty()) { return 0; } for (TrackSelection::iterator i = selection->tracks.begin(); i != selection->tracks.end(); ++i) { AudioTimeAxisView* atv; if ((atv = dynamic_cast(*i)) == 0) { continue; } if (atv->is_audio_track()) { AudioPlaylist* playlist = dynamic_cast(atv->get_diskstream()->playlist()); if (playlist && write_audio_range (*playlist, atv->get_diskstream()->n_channels(), ts) == 0) { ret = -1; break; } } } return ret; } bool Editor::write_audio_range (AudioPlaylist& playlist, uint32_t channels, list& range) { AudioFileSource* fs; const jack_nframes_t chunk_size = 4096; jack_nframes_t nframes; Sample buf[chunk_size]; gain_t gain_buffer[chunk_size]; jack_nframes_t pos; char s[PATH_MAX+1]; uint32_t cnt; string path; vector sources; for (uint32_t n=0; n < channels; ++n) { for (cnt = 0; cnt < 999999; ++cnt) { if (channels == 1) { snprintf (s, sizeof(s), "%s/%s_%" PRIu32 ".wav", session->sound_dir().c_str(), legalize_for_path(playlist.name()).c_str(), cnt); } else { snprintf (s, sizeof(s), "%s/%s_%" PRIu32 "-%" PRId32 ".wav", session->sound_dir().c_str(), legalize_for_path(playlist.name()).c_str(), cnt, n); } if (::access (s, F_OK) != 0) { break; } } if (cnt == 999999) { error << "" << endmsg; goto error_out; } path = s; try { fs = AudioFileSource::create (path); } catch (failed_constructor& err) { goto error_out; } sources.push_back (fs); } for (list::iterator i = range.begin(); i != range.end();) { nframes = (*i).length(); pos = (*i).start; while (nframes) { jack_nframes_t this_time; this_time = min (nframes, chunk_size); for (uint32_t n=0; n < channels; ++n) { fs = sources[n]; if (playlist.read (buf, buf, gain_buffer, pos, this_time, n) != this_time) { break; } if (fs->write (buf, this_time) != this_time) { goto error_out; } } nframes -= this_time; pos += this_time; } list::iterator tmp = i; ++tmp; if (tmp != range.end()) { /* fill gaps with silence */ nframes = (*tmp).start - (*i).end; while (nframes) { jack_nframes_t this_time = min (nframes, chunk_size); memset (buf, 0, sizeof (Sample) * this_time); for (uint32_t n=0; n < channels; ++n) { fs = sources[n]; if (fs->write (buf, this_time) != this_time) { goto error_out; } } nframes -= this_time; } } i = tmp; } time_t tnow; struct tm* now; time (&tnow); now = localtime (&tnow); for (uint32_t n=0; n < channels; ++n) { sources[n]->update_header (0, *now, tnow); // do we need to ref it again? } return true; error_out: /* unref created files */ for (vector::iterator i = sources.begin(); i != sources.end(); ++i) { (*i)->mark_for_remove (); delete *i; } return false; } void Editor::write_selection () { if (!selection->time.empty()) { write_audio_selection (selection->time); } else if (!selection->regions.empty()) { write_region_selection (selection->regions); } }