2 Copyright (C) 2006 Paul Davis
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.
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.
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.
25 #include <ardour/audioengine.h>
26 #include <ardour/sndfile_helpers.h>
28 #include "ardour_ui.h"
29 #include "export_range_markers_dialog.h"
34 using namespace ARDOUR;
38 ExportRangeMarkersDialog::ExportRangeMarkersDialog (PublicEditor& editor)
39 : ExportDialog(editor)
41 do_not_allow_export_cd_markers();
44 current_range_marker_index = 0;
49 ExportRangeMarkersDialog::export_audio_data ()
51 getSession().locations()->apply(*this, &ExportRangeMarkersDialog::process_range_markers_export);
55 ExportRangeMarkersDialog::process_range_markers_export(Locations::LocationList& locations)
57 Locations::LocationList::iterator locationIter;
58 current_range_marker_index = 0;
59 init_progress_computing(locations);
61 for (locationIter = locations.begin(); locationIter != locations.end(); ++locationIter) {
62 Location *currentLocation = (*locationIter);
64 if(currentLocation->is_range_marker()){
66 string filepath = get_target_filepath(
67 get_selected_file_name(),
68 currentLocation->name(),
69 sndfile_file_ending_from_string(get_selected_header_format()));
73 spec.start_frame = currentLocation->start();
74 spec.end_frame = currentLocation->end();
76 getSession().request_locate(spec.start_frame, false);
78 if (getSession().start_audio_export(spec)){
83 // wait until export of this range finished
86 if(gtk_events_pending()){
93 getSession().engine().freewheel (false);
94 current_range_marker_index++;
103 ExportRangeMarkersDialog::get_target_filepath(string path, string filename, string postfix)
105 string target_path = path;
106 if ((target_path.find_last_of ('/')) != string::npos) {
110 string target_filepath = target_path + filename + postfix;
113 for(int counter=1; (stat (target_filepath.c_str(), &statbuf) == 0); counter++){
115 ostringstream scounter;
120 target_path + filename + "_" + scounter.str() + postfix;
123 return target_filepath;
128 ExportRangeMarkersDialog::is_filepath_valid(string &filepath)
130 // sanity check file name first
133 if (filepath.empty()) {
135 string txt = _("Please enter a valid target directory.");
136 MessageDialog msg (*this, txt, false, MESSAGE_ERROR, BUTTONS_OK, true);
141 if ( (stat (filepath.c_str(), &statbuf) != 0) ||
142 (!S_ISDIR (statbuf.st_mode)) ) {
143 string txt = _("Please select an existing target directory. Files\n"
145 MessageDialog msg (*this, txt, false, MESSAGE_ERROR, BUTTONS_OK, true);
150 // directory needs to exist and be writable
151 string dirpath = Glib::path_get_dirname (filepath);
152 if (::access (dirpath.c_str(), W_OK) != 0) {
153 string txt = _("Cannot write file in: ") + dirpath;
154 MessageDialog msg (*this, txt, false, MESSAGE_ERROR, BUTTONS_OK, true);
164 ExportRangeMarkersDialog::init_progress_computing(Locations::LocationList& locations)
167 range_markers_durations_aggregated.resize(0);
169 nframes_t duration_before_current_location = 0;
170 Locations::LocationList::iterator locationIter;
172 for (locationIter = locations.begin(); locationIter != locations.end(); ++locationIter) {
173 Location *currentLocation = (*locationIter);
175 if(currentLocation->is_range_marker()){
176 range_markers_durations_aggregated.push_back(
177 duration_before_current_location);
180 currentLocation->end() - currentLocation->start();
182 range_markers_durations.push_back(duration);
183 duration_before_current_location += duration;
187 total_duration = duration_before_current_location;
192 ExportRangeMarkersDialog::progress_timeout ()
194 double progress = 0.0;
196 if(current_range_marker_index >= range_markers_durations.size()){
201 ((double) range_markers_durations_aggregated[current_range_marker_index] +
202 (spec.progress * (double) range_markers_durations[current_range_marker_index])) /
203 (double) total_duration;
206 set_progress_fraction( progress );