2 Copyright (C) 2001 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.
20 #include <glibmm/threads.h>
22 #include "pbd/error.h"
24 #include "ardour/amp.h"
25 #include "ardour/audio_diskstream.h"
26 #include "ardour/audio_port.h"
27 #include "ardour/audioengine.h"
28 #include "ardour/audioplaylist.h"
29 #include "ardour/audioregion.h"
30 #include "ardour/auditioner.h"
31 #include "ardour/data_type.h"
32 #include "ardour/delivery.h"
33 #include "ardour/midi_diskstream.h"
34 #include "ardour/midi_region.h"
35 #include "ardour/plugin.h"
36 #include "ardour/plugin_insert.h"
37 #include "ardour/profile.h"
38 #include "ardour/region_factory.h"
39 #include "ardour/route.h"
40 #include "ardour/session.h"
43 using namespace ARDOUR;
48 Auditioner::Auditioner (Session& s)
49 : Track (s, "auditioner", Route::Auditioner)
55 , _seek_complete (false)
57 , _midi_audition (false)
58 , _synth_added (false)
59 , _synth_changed (false)
60 , _queue_panic (false)
61 , _import_position (0)
76 _output->add_port ("", this, DataType::MIDI);
80 _output->changed.connect_same_thread (*this, boost::bind (&Auditioner::output_changed, this, _1, _2));
81 Config->ParameterChanged.connect_same_thread (*this, boost::bind (&Auditioner::config_changed, this, _1));
86 Auditioner::~Auditioner ()
91 Auditioner::lookup_synth ()
93 string plugin_id = Config->get_midi_audition_synth_uri();
94 asynth = boost::shared_ptr<Processor>();
95 if (!plugin_id.empty()) {
96 boost::shared_ptr<Plugin> p;
97 p = find_plugin (_session, plugin_id, ARDOUR::LV2);
99 p = find_plugin (_session, "https://community.ardour.org/node/7596", ARDOUR::LV2);
101 warning << _("Falling back to Reasonable Synth for Midi Audition") << endmsg;
103 warning << _("No synth for midi-audition found.") << endmsg;
104 Config->set_midi_audition_synth_uri(""); // Don't check again for Reasonable Synth (ie --no-lv2)
108 asynth = boost::shared_ptr<Processor> (new PluginInsert (_session, p));
114 Auditioner::config_changed (std::string p)
116 if (p == "midi-audition-synth-uri") {
117 _synth_changed = true;
122 Auditioner::connect ()
124 string left = Config->get_auditioner_output_left();
125 string right = Config->get_auditioner_output_right();
127 vector<string> outputs;
128 _session.engine().get_physical_outputs (DataType::AUDIO, outputs);
132 if (left.empty() || left == "default") {
133 if (_session.monitor_out()) {
134 left = _session.monitor_out()->input()->audio (0)->name();
137 if (outputs.size() > 0) {
143 if (right.empty() || right == "default") {
144 if (_session.monitor_out()) {
145 right = _session.monitor_out()->input()->audio (1)->name();
148 if (outputs.size() > 1) {
154 _output->disconnect (this);
156 if (left.empty() && right.empty()) {
157 if (_output->n_ports().n_audio() == 0) {
158 /* ports not set up, so must be during startup */
159 warning << _("no outputs available for auditioner - manual connection required") << endmsg;
163 if (_output->n_ports().n_audio() == 0) {
165 /* create (and connect) new ports */
167 _main_outs->defer_pan_reset ();
170 _output->add_port (left, this, DataType::AUDIO);
173 if (right.length()) {
174 _output->add_port (right, this, DataType::AUDIO);
177 _main_outs->allow_pan_reset ();
178 _main_outs->reset_panner ();
182 /* reconnect existing ports */
184 boost::shared_ptr<Port> oleft (_output->nth (0));
185 boost::shared_ptr<Port> oright (_output->nth (1));
187 oleft->connect (left);
190 oright->connect (right);
201 Auditioner::data_type () const {
202 if (_midi_audition) {
203 return DataType::MIDI;
205 return DataType::AUDIO;
209 boost::shared_ptr<Diskstream>
210 Auditioner::create_diskstream () {
213 AudioDiskstream::Flag dflags = AudioDiskstream::Flag (0);
214 dflags = AudioDiskstream::Flag (dflags | AudioDiskstream::Hidden);
215 _diskstream_audio = boost::shared_ptr<AudioDiskstream> (new AudioDiskstream (_session, name(), dflags));
219 MidiDiskstream::Flag dflags = MidiDiskstream::Flag (0);
220 dflags = MidiDiskstream::Flag (dflags | MidiDiskstream::Hidden);
221 _diskstream_midi = boost::shared_ptr<Diskstream> (new MidiDiskstream (_session, name(), dflags));
222 _diskstream_midi->do_refill_with_alloc ();
223 _diskstream_midi->playlist()->set_orig_track_id (id());
226 return _diskstream_audio;
230 Auditioner::roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame, int declick, bool& need_butler) {
231 if (_midi_audition) {
232 return roll_midi(nframes, start_frame, end_frame, declick, need_butler);
234 return roll_audio(nframes, start_frame, end_frame, declick, need_butler);
239 Auditioner::roll_midi (pframes_t nframes, framepos_t start_frame, framepos_t end_frame, int declick, bool& need_butler)
241 Glib::Threads::RWLock::ReaderLock lm (_processor_lock, Glib::Threads::TRY_LOCK);
248 framecnt_t playback_distance = nframes;
249 boost::shared_ptr<MidiDiskstream> diskstream = midi_diskstream();
250 BufferSet& bufs = _session.get_route_buffers (n_process_buffers());
251 MidiBuffer& mbuf (bufs.get_midi (0));
254 ChanCount cnt (DataType::MIDI, 1);
255 cnt.set (DataType::AUDIO, bufs.count().n_audio());
256 bufs.set_count (cnt);
259 _queue_panic = false;
260 for (uint8_t chn = 0; chn < 0xf; ++chn) {
261 uint8_t buf[3] = { ((uint8_t) (MIDI_CMD_CONTROL | chn)), ((uint8_t) MIDI_CTL_SUSTAIN), 0 };
262 mbuf.push_back(0, 3, buf);
263 buf[1] = MIDI_CTL_ALL_NOTES_OFF;
264 mbuf.push_back(0, 3, buf);
265 buf[1] = MIDI_CTL_RESET_CONTROLLERS;
266 mbuf.push_back(0, 3, buf);
268 process_output_buffers (bufs, start_frame, start_frame+1, 1, false, false);
270 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
271 boost::shared_ptr<Delivery> d = boost::dynamic_pointer_cast<Delivery> (*i);
273 d->flush_buffers (nframes);
278 diskstream->get_playback (mbuf, nframes);
280 process_output_buffers (bufs, start_frame, end_frame, nframes,
281 declick, (!diskstream->record_enabled() && !_session.transport_stopped()));
283 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
284 boost::shared_ptr<Delivery> d = boost::dynamic_pointer_cast<Delivery> (*i);
286 d->flush_buffers (nframes);
290 need_butler = diskstream->commit (playback_distance);
296 Auditioner::roll_audio (pframes_t nframes, framepos_t start_frame, framepos_t end_frame, int declick, bool& need_butler) {
297 Glib::Threads::RWLock::ReaderLock lm (_processor_lock, Glib::Threads::TRY_LOCK);
302 assert(n_outputs().n_total() > 0);
306 framecnt_t playback_distance;
307 framepos_t transport_frame = _session.transport_frame();
308 boost::shared_ptr<AudioDiskstream> diskstream = audio_diskstream();
309 BufferSet& bufs = _session.get_route_buffers (n_process_buffers ());
312 _amp->apply_gain_automation(false);
314 if ((dret = diskstream->process (bufs, transport_frame, nframes, playback_distance, (monitoring_state() == MonitoringDisk))) != 0) {
315 need_butler = diskstream->commit (playback_distance);
320 process_output_buffers (bufs, start_frame, end_frame, nframes, declick, (!diskstream->record_enabled() && _session.transport_rolling()));
321 need_butler = diskstream->commit (playback_distance);
326 Auditioner::set_diskstream (boost::shared_ptr<Diskstream> ds)
328 Track::set_diskstream (ds);
330 _diskstream->set_track (this);
331 if (Profile->get_trx()) {
332 _diskstream->set_destructive (false);
334 _diskstream->set_destructive (_mode == Destructive);
336 _diskstream->set_non_layered (_mode == NonLayered);
337 _diskstream->set_record_enabled (false);
338 _diskstream->request_input_monitoring (false);
340 DiskstreamChanged (); /* EMIT SIGNAL */
344 Auditioner::prepare_playlist ()
346 // used by CrossfadeEditor::audition()
348 _midi_audition = false;
349 set_diskstream(_diskstream_audio);
351 remove_processor(asynth);
352 _synth_added = false;
355 // FIXME auditioner is still audio-only
356 boost::shared_ptr<AudioPlaylist> apl = boost::dynamic_pointer_cast<AudioPlaylist>(_diskstream->playlist());
364 Auditioner::audition_region (boost::shared_ptr<Region> region)
366 if (g_atomic_int_get (&_auditioning)) {
367 /* don't go via session for this, because we are going
373 Glib::Threads::Mutex::Lock lm (lock);
375 if (boost::dynamic_pointer_cast<AudioRegion>(region) != 0) {
377 _midi_audition = false;
378 set_diskstream(_diskstream_audio);
380 remove_processor(asynth);
381 _synth_added = false;
384 _import_position = 0;
387 the_region = boost::dynamic_pointer_cast<AudioRegion> (RegionFactory::create (region));
388 the_region->set_position (0);
390 _diskstream->playlist()->drop_regions ();
391 _diskstream->playlist()->add_region (the_region, 0, 1);
393 if (_diskstream->n_channels().n_audio() < the_region->n_channels()) {
394 audio_diskstream()->add_channel (the_region->n_channels() - _diskstream->n_channels().n_audio());
395 } else if (_diskstream->n_channels().n_audio() > the_region->n_channels()) {
396 audio_diskstream()->remove_channel (_diskstream->n_channels().n_audio() - the_region->n_channels());
401 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
403 if (configure_processors (&ps)) {
404 error << string_compose (_("Cannot setup auditioner processing flow for %1 channels"),
405 _diskstream->n_channels()) << endmsg;
410 } else if (boost::dynamic_pointer_cast<MidiRegion>(region)) {
411 _midi_audition = true;
412 set_diskstream(_diskstream_midi);
414 _import_position = region->position();
417 midi_region = (boost::dynamic_pointer_cast<MidiRegion> (RegionFactory::create (region)));
418 midi_region->set_position (_import_position);
420 _diskstream->playlist()->drop_regions ();
421 _diskstream->playlist()->add_region (midi_region, _import_position, 1);
422 midi_diskstream()->reset_tracker();
426 if (_synth_changed && _synth_added) {
427 remove_processor(asynth);
428 _synth_added = false;
430 if (_synth_changed && !_synth_added) {
431 _synth_added = false;
436 if (!_synth_added && asynth) {
437 int rv = add_processor (asynth, PreFader, &ps, true);
439 error << _("Failed to load synth for MIDI-Audition.") << endmsg;
448 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
450 if (configure_processors (&ps)) {
451 error << string_compose (_("Cannot setup auditioner processing flow for %1 channels"),
452 _diskstream->n_channels()) << endmsg;
458 error << _("Auditioning of regions other than Audio or Midi is not supported.") << endmsg;
462 /* force a panner reset now that we have all channels */
463 _main_outs->reset_panner();
471 if (_midi_audition) {
472 length = midi_region->length();
473 offset = _import_position + midi_region->sync_offset (dir);
475 length = the_region->length();
476 offset = the_region->sync_offset (dir);
479 /* can't audition from a negative sync point */
485 _diskstream->seek (offset, true);
486 current_frame = offset;
488 g_atomic_int_set (&_auditioning, 1);
492 Auditioner::play_audition (framecnt_t nframes)
494 bool need_butler = false;
495 framecnt_t this_nframes;
498 if (g_atomic_int_get (&_auditioning) == 0) {
504 if (_seeking && _seek_complete) {
506 } else if (_seek_frame >= 0 && _seek_frame < length && !_seeking) {
507 // set FADE-OUT -- use/override amp? || use region-gain ?
511 if (_seeking && _seek_complete) {
512 _seek_complete = false;
515 if (_midi_audition && midi_diskstream()) {
516 midi_diskstream()->reset_tracker();
522 this_nframes = min (nframes, length - current_frame + _import_position);
524 if ((ret = roll (this_nframes, current_frame, current_frame + nframes, false, need_butler)) != 0) {
529 current_frame += this_nframes;
535 if (_seek_frame >= 0 && _seek_frame < length && !_seeking) {
537 _seek_complete = false;
543 AuditionProgress(current_frame - _import_position, length); /* emit */
546 if (current_frame >= length + _import_position) {
547 _session.cancel_audition ();
550 return need_butler ? 1 : 0;
555 Auditioner::output_changed (IOChange change, void* /*src*/)
557 if (change.type & IOChange::ConnectionsChanged) {
559 vector<string> connections;
560 vector<string> outputs;
561 _session.engine().get_physical_outputs (DataType::AUDIO, outputs);
562 if (_output->nth (0)->get_connections (connections)) {
563 if (outputs.size() > 0) {
566 if (phys != connections[0]) {
567 Config->set_auditioner_output_left (connections[0]);
569 Config->set_auditioner_output_left ("default");
572 Config->set_auditioner_output_left ("");
575 connections.clear ();
577 if (_output->nth (1)->get_connections (connections)) {
578 if (outputs.size() > 1) {
581 if (phys != connections[0]) {
582 Config->set_auditioner_output_right (connections[0]);
584 Config->set_auditioner_output_right ("default");
587 Config->set_auditioner_output_right ("");
593 Auditioner::input_streams () const
595 /* auditioner never has any inputs - its channel configuration
596 depends solely on the region we are auditioning.
599 if (!_midi_audition && audio_diskstream()) {
600 return audio_diskstream()->n_channels();
602 if (_midi_audition && midi_diskstream()) {
603 ChanCount cnt (DataType::MIDI, 1);
611 Auditioner::monitoring_state () const
613 return MonitoringDisk;
616 boost::shared_ptr<AudioDiskstream>
617 Auditioner::audio_diskstream() const
619 return boost::dynamic_pointer_cast<AudioDiskstream> (_diskstream);
622 boost::shared_ptr<MidiDiskstream>
623 Auditioner::midi_diskstream() const
625 return boost::dynamic_pointer_cast<MidiDiskstream> (_diskstream);