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.
21 #include "libardour-config.h"
35 #include <samplerate.h>
39 #include <boost/scoped_array.hpp>
40 #include <boost/shared_array.hpp>
42 #include "pbd/basename.h"
43 #include "pbd/convert.h"
45 #include "evoral/SMF.hpp"
47 #include "ardour/analyser.h"
48 #include "ardour/ardour.h"
49 #include "ardour/audio_diskstream.h"
50 #include "ardour/audioengine.h"
51 #include "ardour/audioregion.h"
52 #include "ardour/import_status.h"
53 #include "ardour/region_factory.h"
54 #include "ardour/resampled_source.h"
55 #include "ardour/session.h"
56 #include "ardour/session_directory.h"
57 #include "ardour/smf_source.h"
58 #include "ardour/sndfile_helpers.h"
59 #include "ardour/sndfileimportable.h"
60 #include "ardour/sndfilesource.h"
61 #include "ardour/source_factory.h"
62 #include "ardour/tempo.h"
65 #include "ardour/caimportable.h"
71 using namespace ARDOUR
;
74 static boost::shared_ptr
<ImportableSource
>
75 open_importable_source (const string
& path
, framecnt_t samplerate
, ARDOUR::SrcQuality quality
)
77 /* try libsndfile first, because it can get BWF info from .wav, which ExtAudioFile cannot.
78 We don't necessarily need that information in an ImportableSource, but it keeps the
79 logic the same as in SourceFactory::create()
83 boost::shared_ptr
<SndFileImportableSource
> source(new SndFileImportableSource(path
));
85 if (source
->samplerate() == samplerate
) {
89 /* rewrap as a resampled source */
91 return boost::shared_ptr
<ImportableSource
>(new ResampledImportableSource(source
, samplerate
, quality
));
98 /* libsndfile failed, see if we can use CoreAudio to handle the IO */
100 CAImportableSource
* src
= new CAImportableSource(path
);
101 boost::shared_ptr
<CAImportableSource
> source (src
);
103 if (source
->samplerate() == samplerate
) {
107 /* rewrap as a resampled source */
109 return boost::shared_ptr
<ImportableSource
>(new ResampledImportableSource(source
, samplerate
, quality
));
119 get_non_existent_filename (HeaderFormat hf
, DataType type
, const bool allow_replacing
, const std::string
& destdir
, const std::string
& basename
, uint channel
, uint channels
)
121 char buf
[PATH_MAX
+1];
122 bool goodfile
= false;
123 string base
= basename
;
124 string ext
= native_header_format_extension (hf
, type
);
129 if (type
== DataType::AUDIO
&& channels
== 2) {
132 snprintf (buf
, sizeof(buf
), "%s-L%s", base
.c_str(), ext
.c_str());
134 snprintf (buf
, sizeof(buf
), "%s-%d-L%s", base
.c_str(), cnt
, ext
.c_str());
138 snprintf (buf
, sizeof(buf
), "%s-R%s", base
.c_str(), ext
.c_str());
140 snprintf (buf
, sizeof(buf
), "%s-%d-R%s", base
.c_str(), cnt
, ext
.c_str());
143 } else if (channels
> 1) {
145 snprintf (buf
, sizeof(buf
), "%s-c%d%s", base
.c_str(), channel
, ext
.c_str());
147 snprintf (buf
, sizeof(buf
), "%s-%d-c%d%s", base
.c_str(), cnt
, channel
, ext
.c_str());
151 snprintf (buf
, sizeof(buf
), "%s%s", base
.c_str(), ext
.c_str());
153 snprintf (buf
, sizeof(buf
), "%s-%d%s", base
.c_str(), cnt
, ext
.c_str());
157 string tempname
= destdir
+ "/" + buf
;
159 if (!allow_replacing
&& Glib::file_test (tempname
, Glib::FILE_TEST_EXISTS
)) {
173 static vector
<string
>
174 get_paths_for_new_sources (HeaderFormat hf
, const bool allow_replacing
, const string
& import_file_path
, const string
& session_dir
, uint channels
)
176 vector
<string
> new_paths
;
177 const string basename
= basename_nosuffix (import_file_path
);
179 SessionDirectory
sdir(session_dir
);
181 for (uint n
= 0; n
< channels
; ++n
) {
183 const DataType type
= SMFSource::safe_midi_file_extension (import_file_path
) ? DataType::MIDI
: DataType::AUDIO
;
185 std::string filepath
= (type
== DataType::MIDI
)
186 ? sdir
.midi_path().to_string() : sdir
.sound_path().to_string();
188 filepath
= Glib::build_filename (filepath
,
189 get_non_existent_filename (hf
, type
, allow_replacing
, filepath
, basename
, n
, channels
));
190 new_paths
.push_back (filepath
);
197 map_existing_mono_sources (const vector
<string
>& new_paths
, Session
& /*sess*/,
198 uint
/*samplerate*/, vector
<boost::shared_ptr
<Source
> >& newfiles
, Session
*session
)
200 for (vector
<string
>::const_iterator i
= new_paths
.begin();
201 i
!= new_paths
.end(); ++i
)
203 boost::shared_ptr
<Source
> source
= session
->source_by_path_and_channel(*i
, 0);
206 error
<< string_compose(_("Could not find a source for %1 even though we are updating this file!"), (*i
)) << endl
;
210 newfiles
.push_back(boost::dynamic_pointer_cast
<Source
>(source
));
216 create_mono_sources_for_writing (const string
& origin
,
217 const vector
<string
>& new_paths
,
218 Session
& sess
, uint samplerate
,
219 vector
<boost::shared_ptr
<Source
> >& newfiles
,
220 framepos_t timeline_position
)
222 for (vector
<string
>::const_iterator i
= new_paths
.begin(); i
!= new_paths
.end(); ++i
) {
224 boost::shared_ptr
<Source
> source
;
227 const DataType type
= SMFSource::safe_midi_file_extension (*i
) ? DataType::MIDI
: DataType::AUDIO
;
229 source
= SourceFactory::createWritable (type
, sess
,
232 false, // destructive
236 catch (const failed_constructor
& err
) {
237 error
<< string_compose (_("Unable to create file %1 during import"), *i
) << endmsg
;
241 newfiles
.push_back(boost::dynamic_pointer_cast
<Source
>(source
));
243 /* for audio files, reset the timeline position so that any BWF-ish
244 information in the original files we are importing from is maintained.
247 boost::shared_ptr
<AudioFileSource
> afs
;
248 if ((afs
= boost::dynamic_pointer_cast
<AudioFileSource
>(source
)) != 0) {
249 afs
->set_timeline_position(timeline_position
);
256 compose_status_message (const string
& path
,
257 uint file_samplerate
,
258 uint session_samplerate
,
259 uint
/* current_file */,
260 uint
/* total_files */)
262 if (file_samplerate
!= session_samplerate
) {
263 return string_compose (_("Resampling %1 from %2kHz to %3kHz"),
264 Glib::path_get_basename (path
),
265 file_samplerate
/1000.0f
,
266 session_samplerate
/1000.0f
);
269 return string_compose (_("Copying %1"), Glib::path_get_basename (path
));
273 write_audio_data_to_new_files (ImportableSource
* source
, ImportStatus
& status
,
274 vector
<boost::shared_ptr
<Source
> >& newfiles
)
276 const framecnt_t nframes
= ResampledImportableSource::blocksize
;
277 boost::shared_ptr
<AudioFileSource
> afs
;
278 uint channels
= source
->channels();
280 boost::scoped_array
<float> data(new float[nframes
* channels
]);
281 vector
<boost::shared_array
<Sample
> > channel_data
;
283 for (uint n
= 0; n
< channels
; ++n
) {
284 channel_data
.push_back(boost::shared_array
<Sample
>(new Sample
[nframes
]));
289 boost::shared_ptr
<AudioSource
> s
= boost::dynamic_pointer_cast
<AudioSource
> (newfiles
[0]);
292 status
.progress
= 0.0f
;
293 float progress_multiplier
= 1;
294 float progress_base
= 0;
296 if (!source
->clamped_at_unity() && s
->clamped_at_unity()) {
298 /* The source we are importing from can return sample values with a magnitude greater than 1,
299 and the file we are writing the imported data to cannot handle such values. Compute the gain
300 factor required to normalize the input sources to have a magnitude of less than 1.
306 while (!status
.cancel
) {
307 framecnt_t
const nread
= source
->read (data
.get(), nframes
);
312 peak
= compute_peak (data
.get(), nread
, peak
);
315 status
.progress
= 0.5 * read_count
/ (source
->ratio() * source
->length() * channels
);
319 /* we are out of range: compute a gain to fix it */
320 gain
= (1 - FLT_EPSILON
) / peak
;
324 progress_multiplier
= 0.5;
330 while (!status
.cancel
) {
332 framecnt_t nread
, nfread
;
336 if ((nread
= source
->read (data
.get(), nframes
)) == 0) {
341 /* here is the gain fix for out-of-range sample values that we computed earlier */
342 apply_gain_to_buffer (data
.get(), nread
, gain
);
345 nfread
= nread
/ channels
;
349 for (chn
= 0; chn
< channels
; ++chn
) {
352 for (x
= chn
, n
= 0; n
< nfread
; x
+= channels
, ++n
) {
353 channel_data
[chn
][n
] = (Sample
) data
[x
];
359 for (chn
= 0; chn
< channels
; ++chn
) {
360 if ((afs
= boost::dynamic_pointer_cast
<AudioFileSource
>(newfiles
[chn
])) != 0) {
361 afs
->write (channel_data
[chn
].get(), nfread
);
366 status
.progress
= progress_base
+ progress_multiplier
* read_count
/ (source
->ratio () * source
->length() * channels
);
371 write_midi_data_to_new_files (Evoral::SMF
* source
, ImportStatus
& status
,
372 vector
<boost::shared_ptr
<Source
> >& newfiles
)
374 uint32_t buf_size
= 4;
375 uint8_t* buf
= (uint8_t*) malloc (buf_size
);
377 status
.progress
= 0.0f
;
379 assert (newfiles
.size() == source
->num_tracks());
382 vector
<boost::shared_ptr
<Source
> >::iterator s
= newfiles
.begin();
384 for (unsigned i
= 1; i
<= source
->num_tracks(); ++i
) {
386 boost::shared_ptr
<SMFSource
> smfs
= boost::dynamic_pointer_cast
<SMFSource
> (*s
);
389 source
->seek_to_track (i
);
392 uint32_t delta_t
= 0;
396 while (!status
.cancel
) {
397 gint note_id_ignored
; // imported files either don't have NoteID's or we ignore them.
401 int ret
= source
->read_event (&delta_t
, &size
, &buf
, ¬e_id_ignored
);
403 if (size
> buf_size
) {
407 if (ret
< 0) { // EOT
413 if (ret
== 0) { // Meta
418 smfs
->mark_streaming_write_started ();
422 smfs
->append_event_unlocked_beats(Evoral::Event
<double>(0,
423 (double)t
/ (double)source
->ppqn(),
427 if (status
.progress
< 0.99) {
428 status
.progress
+= 0.01;
434 /* we wrote something */
436 const framepos_t pos
= 0;
437 const double length_beats
= ceil(t
/ (double)source
->ppqn());
438 BeatsFramesConverter
converter(smfs
->session().tempo_map(), pos
);
439 smfs
->update_length(pos
, converter
.to(length_beats
));
440 smfs
->mark_streaming_write_completed ();
446 warning
<< string_compose (_("Track %1 of %2 contained no usable MIDI data"), i
, source
->file_path()) << endmsg
;
453 error
<< string_compose (_("MIDI file %1 was not readable (no reason available"), source
->file_path()) << endmsg
;
462 remove_file_source (boost::shared_ptr
<Source
> source
)
464 boost::shared_ptr
<FileSource
> fs
= boost::dynamic_pointer_cast
<FileSource
> (source
);
467 ::unlink (fs
->path().c_str());
471 // This function is still unable to cleanly update an existing source, even though
472 // it is possible to set the ImportStatus flag accordingly. The functinality
473 // is disabled at the GUI until the Source implementations are able to provide
474 // the necessary API.
476 Session::import_audiofiles (ImportStatus
& status
)
478 typedef vector
<boost::shared_ptr
<Source
> > Sources
;
479 Sources all_new_sources
;
480 boost::shared_ptr
<AudioFileSource
> afs
;
481 boost::shared_ptr
<SMFSource
> smfs
;
484 status
.sources
.clear ();
486 for (vector
<string
>::iterator p
= status
.paths
.begin();
487 p
!= status
.paths
.end() && !status
.cancel
;
490 boost::shared_ptr
<ImportableSource
> source
;
491 std::auto_ptr
<Evoral::SMF
> smf_reader
;
492 const DataType type
= SMFSource::safe_midi_file_extension (*p
) ? DataType::MIDI
: DataType::AUDIO
;
494 if (type
== DataType::AUDIO
) {
496 source
= open_importable_source (*p
, frame_rate(), status
.quality
);
497 channels
= source
->channels();
498 } catch (const failed_constructor
& err
) {
499 error
<< string_compose(_("Import: cannot open input sound file \"%1\""), (*p
)) << endmsg
;
500 status
.done
= status
.cancel
= true;
506 smf_reader
= std::auto_ptr
<Evoral::SMF
>(new Evoral::SMF());
507 smf_reader
->open(*p
);
508 channels
= smf_reader
->num_tracks();
510 error
<< _("Import: error opening MIDI file") << endmsg
;
511 status
.done
= status
.cancel
= true;
516 vector
<string
> new_paths
= get_paths_for_new_sources (config
.get_native_file_header_format(),
517 status
.replace_existing_source
, *p
,
518 get_best_session_directory_for_new_source (),
521 framepos_t natural_position
= source
? source
->natural_position() : 0;
524 if (status
.replace_existing_source
) {
525 fatal
<< "THIS IS NOT IMPLEMENTED YET, IT SHOULD NEVER GET CALLED!!! DYING!" << endmsg
;
526 status
.cancel
= !map_existing_mono_sources (new_paths
, *this, frame_rate(), newfiles
, this);
528 status
.cancel
= !create_mono_sources_for_writing (*p
, new_paths
, *this, frame_rate(), newfiles
, natural_position
);
531 // copy on cancel/failure so that any files that were created will be removed below
532 std::copy (newfiles
.begin(), newfiles
.end(), std::back_inserter(all_new_sources
));
538 for (Sources::iterator i
= newfiles
.begin(); i
!= newfiles
.end(); ++i
) {
539 if ((afs
= boost::dynamic_pointer_cast
<AudioFileSource
>(*i
)) != 0) {
540 afs
->prepare_for_peakfile_writes ();
544 if (source
) { // audio
545 status
.doing_what
= compose_status_message (*p
, source
->samplerate(),
546 frame_rate(), status
.current
, status
.total
);
547 write_audio_data_to_new_files (source
.get(), status
, newfiles
);
548 } else if (smf_reader
.get()) { // midi
549 status
.doing_what
= string_compose(_("Loading MIDI file %1"), *p
);
550 write_midi_data_to_new_files (smf_reader
.get(), status
, newfiles
);
557 if (!status
.cancel
) {
561 now
= localtime (&xnow
);
562 status
.freeze
= true;
564 /* flush the final length(s) to the header(s) */
566 for (Sources::iterator x
= all_new_sources
.begin(); x
!= all_new_sources
.end(); ) {
567 if ((afs
= boost::dynamic_pointer_cast
<AudioFileSource
>(*x
)) != 0) {
568 afs
->update_header((*x
)->natural_position(), *now
, xnow
);
569 afs
->done_with_peakfile_writes ();
571 /* now that there is data there, requeue the file for analysis */
573 if (Config
->get_auto_analyse_audio()) {
574 Analyser::queue_source_for_analysis (boost::static_pointer_cast
<Source
>(*x
), false);
578 /* don't create tracks for empty MIDI sources (channels) */
580 if ((smfs
= boost::dynamic_pointer_cast
<SMFSource
>(*x
)) != 0 && smfs
->is_empty()) {
581 x
= all_new_sources
.erase(x
);
587 /* save state so that we don't lose these new Sources */
591 std::copy (all_new_sources
.begin(), all_new_sources
.end(), std::back_inserter(status
.sources
));
593 // this can throw...but it seems very unlikely
594 std::for_each (all_new_sources
.begin(), all_new_sources
.end(), remove_file_source
);