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 <boost/scoped_array.hpp>
35 #include <boost/shared_array.hpp>
37 #include <pbd/basename.h>
38 #include <pbd/convert.h>
40 #include <evoral/SMF.hpp>
42 #include <ardour/ardour.h>
43 #include <ardour/session.h>
44 #include <ardour/session_directory.h>
45 #include <ardour/audio_diskstream.h>
46 #include <ardour/audioengine.h>
47 #include <ardour/sndfilesource.h>
48 #include <ardour/sndfile_helpers.h>
49 #include <ardour/audioregion.h>
50 #include <ardour/region_factory.h>
51 #include <ardour/source_factory.h>
52 #include <ardour/resampled_source.h>
53 #include <ardour/sndfileimportable.h>
54 #include <ardour/analyser.h>
55 #include <ardour/smf_source.h>
56 #include <ardour/tempo.h>
59 #ifdef USE_COREAUDIO_FOR_FILE_IO
60 #include <ardour/caimportable.h>
66 using namespace ARDOUR;
70 static boost::shared_ptr<ImportableSource>
71 open_importable_source (const string& path, nframes_t samplerate, ARDOUR::SrcQuality quality)
74 #ifdef USE_COREAUDIO_FOR_FILE_IO
76 /* see if we can use CoreAudio to handle the IO */
79 CAImportableSource* src = new CAImportableSource(path);
80 boost::shared_ptr<CAImportableSource> source (src);
82 if (source->samplerate() == samplerate) {
86 /* rewrap as a resampled source */
88 return boost::shared_ptr<ImportableSource>(new ResampledImportableSource(source, samplerate, quality));
93 /* fall back to SndFile */
98 boost::shared_ptr<SndFileImportableSource> source(new SndFileImportableSource(path));
100 if (source->samplerate() == samplerate) {
104 /* rewrap as a resampled source */
106 return boost::shared_ptr<ImportableSource>(new ResampledImportableSource(source, samplerate, quality));
113 #ifdef HAVE_COREAUDIO
114 #ifdef USE_COREAUDIO_FOR_FILE_IO
121 get_non_existent_filename (DataType type, const bool allow_replacing, const std::string destdir, const std::string& basename, uint channel, uint channels)
123 char buf[PATH_MAX+1];
124 bool goodfile = false;
125 string base(basename);
126 const char* ext = (type == DataType::AUDIO) ? "wav" : "mid";
130 if (type == DataType::AUDIO && channels == 2) {
132 snprintf (buf, sizeof(buf), "%s-L.wav", base.c_str());
134 snprintf (buf, sizeof(buf), "%s-R.wav", base.c_str());
136 } else if (channels > 1) {
137 snprintf (buf, sizeof(buf), "%s-c%d.%s", base.c_str(), channel, ext);
139 snprintf (buf, sizeof(buf), "%s.%s", base.c_str(), ext);
143 string tempname = destdir + "/" + buf;
144 if (!allow_replacing && Glib::file_test (tempname, Glib::FILE_TEST_EXISTS)) {
146 /* if the file already exists, we must come up with
147 * a new name for it. for now we just keep appending
158 } while ( !goodfile);
163 static vector<string>
164 get_paths_for_new_sources (const bool allow_replacing, const string& import_file_path, const string& session_dir, uint channels)
166 vector<string> new_paths;
167 const string basename = basename_nosuffix (import_file_path);
169 SessionDirectory sdir(session_dir);
171 for (uint n = 0; n < channels; ++n) {
173 const DataType type = (import_file_path.rfind(".mid") != string::npos)
174 ? DataType::MIDI : DataType::AUDIO;
176 std::string filepath = (type == DataType::MIDI)
177 ? sdir.midi_path().to_string() : sdir.sound_path().to_string();
180 filepath += get_non_existent_filename (type, allow_replacing, filepath, basename, n, channels);
181 new_paths.push_back (filepath);
188 map_existing_mono_sources (const vector<string>& new_paths, Session& sess,
189 uint samplerate, vector<boost::shared_ptr<Source> >& newfiles, Session *session)
191 for (vector<string>::const_iterator i = new_paths.begin();
192 i != new_paths.end(); ++i)
194 boost::shared_ptr<Source> source = session->source_by_path_and_channel(*i, 0);
197 error << string_compose(_("Could not find a source for %1 even though we are updating this file!"), (*i)) << endl;
201 newfiles.push_back(boost::dynamic_pointer_cast<Source>(source));
207 create_mono_sources_for_writing (const vector<string>& new_paths, Session& sess,
208 uint samplerate, vector<boost::shared_ptr<Source> >& newfiles)
210 for (vector<string>::const_iterator i = new_paths.begin();
211 i != new_paths.end(); ++i)
213 boost::shared_ptr<Source> source;
217 const DataType type = ((*i).rfind(".mid") != string::npos)
218 ? DataType::MIDI : DataType::AUDIO;
220 source = SourceFactory::createWritable (
224 false, // destructive
228 catch (const failed_constructor& err)
230 error << string_compose (_("Unable to create file %1 during import"), *i) << endmsg;
234 newfiles.push_back(boost::dynamic_pointer_cast<Source>(source));
240 compose_status_message (const string& path,
241 uint file_samplerate,
242 uint session_samplerate,
246 if (file_samplerate != session_samplerate) {
247 return string_compose (_("converting %1\n(resample from %2KHz to %3KHz)\n(%4 of %5)"),
248 Glib::path_get_basename (path),
249 file_samplerate/1000.0f,
250 session_samplerate/1000.0f,
251 current_file, total_files);
254 return string_compose (_("converting %1\n(%2 of %3)"),
255 Glib::path_get_basename (path),
256 current_file, total_files);
260 write_audio_data_to_new_files (ImportableSource* source, Session::import_status& status,
261 vector<boost::shared_ptr<Source> >& newfiles)
263 const nframes_t nframes = ResampledImportableSource::blocksize;
264 boost::shared_ptr<AudioFileSource> afs;
265 uint channels = source->channels();
267 boost::scoped_array<float> data(new float[nframes * channels]);
268 vector<boost::shared_array<Sample> > channel_data;
270 for (uint n = 0; n < channels; ++n) {
271 channel_data.push_back(boost::shared_array<Sample>(new Sample[nframes]));
275 status.progress = 0.0f;
277 while (!status.cancel) {
279 nframes_t nread, nfread;
283 if ((nread = source->read (data.get(), nframes)) == 0) {
286 nfread = nread / channels;
290 for (chn = 0; chn < channels; ++chn) {
293 for (x = chn, n = 0; n < nfread; x += channels, ++n) {
294 channel_data[chn][n] = (Sample) data[x];
300 for (chn = 0; chn < channels; ++chn) {
301 if ((afs = boost::dynamic_pointer_cast<AudioFileSource>(newfiles[chn])) != 0) {
302 afs->write (channel_data[chn].get(), nfread);
307 status.progress = read_count / (source->ratio () * source->length() * channels);
312 write_midi_data_to_new_files (Evoral::SMF* source, Session::import_status& status,
313 vector<boost::shared_ptr<Source> >& newfiles)
315 uint32_t buf_size = 4;
316 uint8_t* buf = (uint8_t*)malloc(buf_size);
318 status.progress = 0.0f;
322 for (unsigned i = 1; i <= source->num_tracks(); ++i) {
323 boost::shared_ptr<SMFSource> smfs = boost::dynamic_pointer_cast<SMFSource>(newfiles[i-1]);
326 source->seek_to_track(i);
329 uint32_t delta_t = 0;
332 while (!status.cancel) {
335 int ret = source->read_event(&delta_t, &size, &buf);
339 if (ret < 0) { // EOT
345 if (ret == 0) { // Meta
349 smfs->append_event_unlocked_beats(Evoral::Event<double>(0,
350 (double)t / (double)source->ppqn(),
354 if (status.progress < 0.99)
355 status.progress += 0.01;
358 nframes_t timeline_position = 0; // FIXME: ?
360 // FIXME: kluuuuudge: assumes tempo never changes after start
361 const double frames_per_beat = smfs->session().tempo_map().tempo_at(
362 timeline_position).frames_per_beat(
363 smfs->session().engine().frame_rate(),
364 smfs->session().tempo_map().meter_at(timeline_position));
366 smfs->update_length(0, (nframes_t) ceil ((t / (double)source->ppqn()) * frames_per_beat));
374 error << "Corrupt MIDI file " << source->path() << endl;
379 remove_file_source (boost::shared_ptr<Source> source)
381 ::unlink (source->path().c_str());
384 // This function is still unable to cleanly update an existing source, even though
385 // it is possible to set the import_status flag accordingly. The functinality
386 // is disabled at the GUI until the Source implementations are able to provide
387 // the necessary API.
389 Session::import_audiofiles (import_status& status)
392 typedef vector<boost::shared_ptr<Source> > Sources;
393 Sources all_new_sources;
394 boost::shared_ptr<AudioFileSource> afs;
395 boost::shared_ptr<SMFSource> smfs;
398 status.sources.clear ();
400 for (vector<Glib::ustring>::iterator p = status.paths.begin();
401 p != status.paths.end() && !status.cancel;
404 boost::shared_ptr<ImportableSource> source;
405 std::auto_ptr<Evoral::SMF> smf_reader;
406 const DataType type = ((*p).rfind(".mid") != string::npos) ?
407 DataType::MIDI : DataType::AUDIO;
409 if (type == DataType::AUDIO) {
411 source = open_importable_source (*p, frame_rate(), status.quality);
412 channels = source->channels();
413 } catch (const failed_constructor& err) {
414 error << string_compose(_("Import: cannot open input sound file \"%1\""), (*p)) << endmsg;
415 status.done = status.cancel = true;
421 smf_reader = std::auto_ptr<Evoral::SMF>(new Evoral::SMF());
422 smf_reader->open(*p);
423 channels = smf_reader->num_tracks();
425 error << _("Import: error opening MIDI file") << endmsg;
426 status.done = status.cancel = true;
431 vector<string> new_paths = get_paths_for_new_sources (status.replace_existing_source, *p,
432 get_best_session_directory_for_new_source (),
436 if (status.replace_existing_source) {
437 fatal << "THIS IS NOT IMPLEMENTED YET, IT SHOULD NEVER GET CALLED!!! DYING!" << endl;
438 status.cancel = !map_existing_mono_sources (new_paths, *this, frame_rate(), newfiles, this);
440 status.cancel = !create_mono_sources_for_writing (new_paths, *this, frame_rate(), newfiles);
443 // copy on cancel/failure so that any files that were created will be removed below
444 std::copy (newfiles.begin(), newfiles.end(), std::back_inserter(all_new_sources));
446 if (status.cancel) break;
448 for (Sources::iterator i = newfiles.begin(); i != newfiles.end(); ++i) {
449 if ((afs = boost::dynamic_pointer_cast<AudioFileSource>(*i)) != 0) {
450 afs->prepare_for_peakfile_writes ();
454 if (source) { // audio
455 status.doing_what = compose_status_message (*p, source->samplerate(),
456 frame_rate(), cnt, status.total);
457 write_audio_data_to_new_files (source.get(), status, newfiles);
458 } else if (smf_reader.get()) { // midi
459 status.doing_what = string_compose(_("loading MIDI file %1"), *p);
460 write_midi_data_to_new_files (smf_reader.get(), status, newfiles);
464 if (!status.cancel) {
468 now = localtime (&xnow);
469 status.freeze = true;
471 /* flush the final length(s) to the header(s) */
473 for (Sources::iterator x = all_new_sources.begin(); x != all_new_sources.end(); ) {
474 if ((afs = boost::dynamic_pointer_cast<AudioFileSource>(*x)) != 0) {
475 afs->update_header(0, *now, xnow);
476 afs->done_with_peakfile_writes ();
478 /* now that there is data there, requeue the file for analysis */
480 if (Config->get_auto_analyse_audio()) {
481 Analyser::queue_source_for_analysis (boost::static_pointer_cast<Source>(*x), false);
485 /* don't create tracks for empty MIDI sources (channels) */
487 if ((smfs = boost::dynamic_pointer_cast<SMFSource>(*x)) != 0 && smfs->is_empty()) {
488 x = all_new_sources.erase(x);
494 /* save state so that we don't lose these new Sources */
498 std::copy (all_new_sources.begin(), all_new_sources.end(), std::back_inserter(status.sources));
500 // this can throw...but it seems very unlikely
501 std::for_each (all_new_sources.begin(), all_new_sources.end(), remove_file_source);