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.
22 #include "libardour-config.h"
36 #include <samplerate.h>
40 #include <boost/scoped_array.hpp>
41 #include <boost/shared_array.hpp>
43 #include "pbd/basename.h"
44 #include "pbd/convert.h"
46 #include "evoral/SMF.hpp"
48 #include "ardour/analyser.h"
49 #include "ardour/ardour.h"
50 #include "ardour/audio_diskstream.h"
51 #include "ardour/audioengine.h"
52 #include "ardour/audioregion.h"
53 #include "ardour/import_status.h"
54 #include "ardour/region_factory.h"
55 #include "ardour/resampled_source.h"
56 #include "ardour/session.h"
57 #include "ardour/session_directory.h"
58 #include "ardour/smf_source.h"
59 #include "ardour/sndfile_helpers.h"
60 #include "ardour/sndfileimportable.h"
61 #include "ardour/sndfilesource.h"
62 #include "ardour/source_factory.h"
63 #include "ardour/tempo.h"
66 #ifdef USE_COREAUDIO_FOR_FILE_IO
67 #include "ardour/caimportable.h"
74 using namespace ARDOUR;
77 static boost::shared_ptr<ImportableSource>
78 open_importable_source (const string& path, nframes_t samplerate, ARDOUR::SrcQuality quality)
81 #ifdef USE_COREAUDIO_FOR_FILE_IO
83 /* see if we can use CoreAudio to handle the IO */
86 CAImportableSource* src = new CAImportableSource(path);
87 boost::shared_ptr<CAImportableSource> source (src);
89 if (source->samplerate() == samplerate) {
93 /* rewrap as a resampled source */
95 return boost::shared_ptr<ImportableSource>(new ResampledImportableSource(source, samplerate, quality));
100 /* fall back to SndFile */
105 boost::shared_ptr<SndFileImportableSource> source(new SndFileImportableSource(path));
107 if (source->samplerate() == samplerate) {
111 /* rewrap as a resampled source */
113 return boost::shared_ptr<ImportableSource>(new ResampledImportableSource(source, samplerate, quality));
120 #ifdef HAVE_COREAUDIO
121 #ifdef USE_COREAUDIO_FOR_FILE_IO
128 get_non_existent_filename (DataType type, const bool allow_replacing, const std::string destdir, const std::string& basename, uint channel, uint channels)
130 char buf[PATH_MAX+1];
131 bool goodfile = false;
132 string base(basename);
133 const char* ext = (type == DataType::AUDIO) ? "wav" : "mid";
137 if (type == DataType::AUDIO && channels == 2) {
139 snprintf (buf, sizeof(buf), "%s-L.wav", base.c_str());
141 snprintf (buf, sizeof(buf), "%s-R.wav", base.c_str());
143 } else if (channels > 1) {
144 snprintf (buf, sizeof(buf), "%s-c%d.%s", base.c_str(), channel, ext);
146 snprintf (buf, sizeof(buf), "%s.%s", base.c_str(), ext);
150 string tempname = destdir + "/" + buf;
151 if (!allow_replacing && Glib::file_test (tempname, Glib::FILE_TEST_EXISTS)) {
153 /* if the file already exists, we must come up with
154 * a new name for it. for now we just keep appending
165 } while ( !goodfile);
170 static vector<string>
171 get_paths_for_new_sources (const bool allow_replacing, const string& import_file_path, const string& session_dir, uint channels)
173 vector<string> new_paths;
174 const string basename = basename_nosuffix (import_file_path);
176 SessionDirectory sdir(session_dir);
178 for (uint n = 0; n < channels; ++n) {
180 const DataType type = (import_file_path.rfind(".mid") != string::npos)
181 ? DataType::MIDI : DataType::AUDIO;
183 std::string filepath = (type == DataType::MIDI)
184 ? sdir.midi_path().to_string() : sdir.sound_path().to_string();
187 filepath += get_non_existent_filename (type, allow_replacing, filepath, basename, n, channels);
188 new_paths.push_back (filepath);
195 map_existing_mono_sources (const vector<string>& new_paths, Session& /*sess*/,
196 uint /*samplerate*/, vector<boost::shared_ptr<Source> >& newfiles, Session *session)
198 for (vector<string>::const_iterator i = new_paths.begin();
199 i != new_paths.end(); ++i)
201 boost::shared_ptr<Source> source = session->source_by_path_and_channel(*i, 0);
204 error << string_compose(_("Could not find a source for %1 even though we are updating this file!"), (*i)) << endl;
208 newfiles.push_back(boost::dynamic_pointer_cast<Source>(source));
214 create_mono_sources_for_writing (const vector<string>& new_paths, Session& sess,
215 uint samplerate, vector<boost::shared_ptr<Source> >& newfiles,
216 nframes64_t /*timeline_position*/)
218 for (vector<string>::const_iterator i = new_paths.begin(); i != new_paths.end(); ++i)
220 boost::shared_ptr<Source> source;
224 const DataType type = ((*i).rfind(".mid") != string::npos)
225 ? DataType::MIDI : DataType::AUDIO;
228 source = SourceFactory::createWritable (type, sess,
230 false, // destructive
233 catch (const failed_constructor& err)
235 error << string_compose (_("Unable to create file %1 during import"), *i) << endmsg;
239 newfiles.push_back(boost::dynamic_pointer_cast<Source>(source));
245 compose_status_message (const string& path,
246 uint file_samplerate,
247 uint session_samplerate,
251 if (file_samplerate != session_samplerate) {
252 return string_compose (_("resampling %1 from %2kHz to %3kHz\n(%4 of %5)"),
253 Glib::path_get_basename (path),
254 file_samplerate/1000.0f,
255 session_samplerate/1000.0f,
256 current_file, total_files);
259 return string_compose (_("copying %1\n(%2 of %3)"),
260 Glib::path_get_basename (path),
261 current_file, total_files);
265 write_audio_data_to_new_files (ImportableSource* source, ImportStatus& status,
266 vector<boost::shared_ptr<Source> >& newfiles)
268 const nframes_t nframes = ResampledImportableSource::blocksize;
269 boost::shared_ptr<AudioFileSource> afs;
270 uint channels = source->channels();
272 boost::scoped_array<float> data(new float[nframes * channels]);
273 vector<boost::shared_array<Sample> > channel_data;
275 for (uint n = 0; n < channels; ++n) {
276 channel_data.push_back(boost::shared_array<Sample>(new Sample[nframes]));
280 status.progress = 0.0f;
282 while (!status.cancel) {
284 nframes_t nread, nfread;
288 if ((nread = source->read (data.get(), nframes)) == 0) {
291 nfread = nread / channels;
295 for (chn = 0; chn < channels; ++chn) {
298 for (x = chn, n = 0; n < nfread; x += channels, ++n) {
299 channel_data[chn][n] = (Sample) data[x];
305 for (chn = 0; chn < channels; ++chn) {
306 if ((afs = boost::dynamic_pointer_cast<AudioFileSource>(newfiles[chn])) != 0) {
307 afs->write (channel_data[chn].get(), nfread);
312 status.progress = read_count / (source->ratio () * source->length() * channels);
317 write_midi_data_to_new_files (Evoral::SMF* source, ImportStatus& status,
318 vector<boost::shared_ptr<Source> >& newfiles)
320 uint32_t buf_size = 4;
321 uint8_t* buf = (uint8_t*)malloc(buf_size);
323 status.progress = 0.0f;
327 for (unsigned i = 1; i <= source->num_tracks(); ++i) {
328 boost::shared_ptr<SMFSource> smfs = boost::dynamic_pointer_cast<SMFSource>(newfiles[i-1]);
331 source->seek_to_track(i);
334 uint32_t delta_t = 0;
337 while (!status.cancel) {
340 int ret = source->read_event(&delta_t, &size, &buf);
344 if (ret < 0) { // EOT
350 if (ret == 0) { // Meta
354 smfs->append_event_unlocked_beats(Evoral::Event<double>(0,
355 (double)t / (double)source->ppqn(),
359 if (status.progress < 0.99)
360 status.progress += 0.01;
363 const nframes64_t pos = 0;
364 const double length_beats = ceil(t / (double)source->ppqn());
365 BeatsFramesConverter converter(smfs->session().tempo_map(), pos);
366 smfs->update_length(pos, converter.to(length_beats));
375 error << "Corrupt MIDI file " << source->file_path() << endl;
380 remove_file_source (boost::shared_ptr<Source> source)
382 ::unlink (source->path().c_str());
385 // This function is still unable to cleanly update an existing source, even though
386 // it is possible to set the ImportStatus flag accordingly. The functinality
387 // is disabled at the GUI until the Source implementations are able to provide
388 // the necessary API.
390 Session::import_audiofiles (ImportStatus& status)
393 typedef vector<boost::shared_ptr<Source> > Sources;
394 Sources all_new_sources;
395 boost::shared_ptr<AudioFileSource> afs;
396 boost::shared_ptr<SMFSource> smfs;
399 status.sources.clear ();
401 for (vector<Glib::ustring>::iterator p = status.paths.begin();
402 p != status.paths.end() && !status.cancel;
405 boost::shared_ptr<ImportableSource> source;
406 std::auto_ptr<Evoral::SMF> smf_reader;
407 const DataType type = ((*p).rfind(".mid") != string::npos) ?
408 DataType::MIDI : DataType::AUDIO;
410 if (type == DataType::AUDIO) {
412 source = open_importable_source (*p, frame_rate(), status.quality);
413 channels = source->channels();
414 } catch (const failed_constructor& err) {
415 error << string_compose(_("Import: cannot open input sound file \"%1\""), (*p)) << endmsg;
416 status.done = status.cancel = true;
422 smf_reader = std::auto_ptr<Evoral::SMF>(new Evoral::SMF());
423 smf_reader->open(*p);
424 channels = smf_reader->num_tracks();
426 error << _("Import: error opening MIDI file") << endmsg;
427 status.done = status.cancel = true;
432 vector<string> new_paths = get_paths_for_new_sources (status.replace_existing_source, *p,
433 get_best_session_directory_for_new_source (),
436 nframes64_t natural_position = source ? source->natural_position() : 0;
438 if (status.replace_existing_source) {
439 fatal << "THIS IS NOT IMPLEMENTED YET, IT SHOULD NEVER GET CALLED!!! DYING!" << endmsg;
440 status.cancel = !map_existing_mono_sources (new_paths, *this, frame_rate(), newfiles, this);
442 status.cancel = !create_mono_sources_for_writing (new_paths, *this, frame_rate(), newfiles, natural_position);
445 // copy on cancel/failure so that any files that were created will be removed below
446 std::copy (newfiles.begin(), newfiles.end(), std::back_inserter(all_new_sources));
452 for (Sources::iterator i = newfiles.begin(); i != newfiles.end(); ++i) {
453 if ((afs = boost::dynamic_pointer_cast<AudioFileSource>(*i)) != 0) {
454 afs->prepare_for_peakfile_writes ();
458 if (source) { // audio
459 status.doing_what = compose_status_message (*p, source->samplerate(),
460 frame_rate(), cnt, status.total);
461 write_audio_data_to_new_files (source.get(), status, newfiles);
462 } else if (smf_reader.get()) { // midi
463 status.doing_what = string_compose(_("Loading MIDI file %1"), *p);
464 write_midi_data_to_new_files (smf_reader.get(), status, newfiles);
468 if (!status.cancel) {
472 now = localtime (&xnow);
473 status.freeze = true;
475 /* flush the final length(s) to the header(s) */
477 for (Sources::iterator x = all_new_sources.begin(); x != all_new_sources.end(); ) {
478 if ((afs = boost::dynamic_pointer_cast<AudioFileSource>(*x)) != 0) {
479 afs->update_header(0, *now, xnow);
480 afs->done_with_peakfile_writes ();
482 /* now that there is data there, requeue the file for analysis */
484 if (Config->get_auto_analyse_audio()) {
485 Analyser::queue_source_for_analysis (boost::static_pointer_cast<Source>(*x), false);
489 /* don't create tracks for empty MIDI sources (channels) */
491 if ((smfs = boost::dynamic_pointer_cast<SMFSource>(*x)) != 0 && smfs->is_empty()) {
492 x = all_new_sources.erase(x);
498 /* save state so that we don't lose these new Sources */
502 std::copy (all_new_sources.begin(), all_new_sources.end(), std::back_inserter(status.sources));
504 // this can throw...but it seems very unlikely
505 std::for_each (all_new_sources.begin(), all_new_sources.end(), remove_file_source);