2 Copyright (C) 2000 Paul Davis
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.
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.
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.
30 #include <samplerate.h>
34 #include <pbd/basename.h>
35 #include <pbd/convert.h>
37 #include <ardour/ardour.h>
38 #include <ardour/session.h>
39 #include <ardour/session_directory.h>
40 #include <ardour/audio_diskstream.h>
41 #include <ardour/sndfilesource.h>
42 #include <ardour/sndfile_helpers.h>
43 #include <ardour/audioregion.h>
44 #include <ardour/region_factory.h>
45 #include <ardour/source_factory.h>
46 #include <ardour/resampled_source.h>
50 using namespace ARDOUR;
54 Session::import_audiofile (import_status& status)
56 vector<boost::shared_ptr<AudioFileSource> > newfiles;
59 Sample **channel_data = 0;
66 vector<string> new_paths;
68 ImportableSource* importable = 0;
69 const nframes_t nframes = ResampledImportableSource::blocksize;
72 status.sources.clear ();
74 for (vector<Glib::ustring>::iterator p = status.paths.begin(); p != status.paths.end(); ++p, ++cnt) {
76 boost::shared_ptr<SNDFILE> in (sf_open (p->c_str(), SFM_READ, &info), sf_close);
79 error << string_compose(_("Import: cannot open input sound file \"%1\""), (*p)) << endmsg;
85 if ((nframes_t) info.samplerate != frame_rate()) {
86 importable = new ResampledImportableSource (in.get(), &info, frame_rate(), status.quality);
88 importable = new ImportableSource (in.get(), &info);
93 for (int n = 0; n < info.channels; ++n) {
94 newfiles.push_back (boost::shared_ptr<AudioFileSource>());
97 SessionDirectory sdir(get_best_session_directory_for_new_source ());
98 sounds_dir = sdir.sound_path().to_string();
100 basepath = PBD::basename_nosuffix ((*p));
102 for (int n = 0; n < info.channels; ++n) {
104 bool goodfile = false;
107 if (info.channels == 2) {
109 snprintf (buf, sizeof(buf), "%s/%s-L.wav", sounds_dir.c_str(), basepath.c_str());
111 snprintf (buf, sizeof(buf), "%s/%s-R.wav", sounds_dir.c_str(), basepath.c_str());
113 } else if (info.channels > 1) {
114 snprintf (buf, sizeof(buf), "%s/%s-c%d.wav", sounds_dir.c_str(), basepath.c_str(), n+1);
116 snprintf (buf, sizeof(buf), "%s/%s.wav", sounds_dir.c_str(), basepath.c_str());
119 if (Glib::file_test (buf, Glib::FILE_TEST_EXISTS)) {
121 /* if the file already exists, we must come up with
122 * a new name for it. for now we just keep appending
133 } while ( !goodfile);
136 newfiles[n] = boost::dynamic_pointer_cast<AudioFileSource> (SourceFactory::createWritable (DataType::AUDIO, *this, buf, false, frame_rate()));
139 catch (failed_constructor& err) {
140 error << string_compose(_("Session::import_audiofile: cannot open new file source for channel %1"), n+1) << endmsg;
144 new_paths.push_back (buf);
145 newfiles[n]->prepare_for_peakfile_writes ();
149 data = new float[nframes * info.channels];
150 channel_data = new Sample * [ info.channels ];
152 for (int n = 0; n < info.channels; ++n) {
153 channel_data[n] = new Sample[nframes];
158 if ((nframes_t) info.samplerate != frame_rate()) {
159 status.doing_what = string_compose (_("converting %1\n(resample from %2KHz to %3KHz)\n(%4 of %5)"),
161 info.samplerate/1000.0f,
162 frame_rate()/1000.0f,
163 cnt, status.paths.size());
166 status.doing_what = string_compose (_("converting %1\n(%2 of %3)"),
168 cnt, status.paths.size());
172 status.progress = 0.0;
174 while (!status.cancel) {
176 nframes_t nread, nfread;
180 if ((nread = importable->read (data, nframes)) == 0) {
183 nfread = nread / info.channels;
187 for (chn = 0; chn < info.channels; ++chn) {
190 for (x = chn, n = 0; n < nfread; x += info.channels, ++n) {
191 channel_data[chn][n] = (Sample) data[x];
197 for (chn = 0; chn < info.channels; ++chn) {
198 newfiles[chn]->write (channel_data[chn], nfread);
202 status.progress = so_far / (importable->ratio () * info.frames * info.channels);
209 for (int n = 0; n < info.channels; ++n) {
210 status.sources.push_back (newfiles[n]);
218 status.freeze = true;
222 now = localtime (&xnow);
224 /* flush the final length(s) to the header(s) */
226 for (SourceList::iterator x = status.sources.begin(); x != status.sources.end() && !status.cancel; ++x) {
227 boost::dynamic_pointer_cast<AudioFileSource>(*x)->update_header(0, *now, xnow);
228 boost::dynamic_pointer_cast<AudioSource>(*x)->done_with_peakfile_writes ();
231 /* save state so that we don't lose these new Sources */
233 if (!status.cancel) {
246 for (int n = 0; n < info.channels; ++n) {
247 delete [] channel_data[n];
249 delete [] channel_data;
254 status.sources.clear ();
256 for (vector<string>::iterator i = new_paths.begin(); i != new_paths.end(); ++i) {
257 unlink ((*i).c_str());