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_port.h"
26 #include "ardour/audioengine.h"
27 #include "ardour/audioplaylist.h"
28 #include "ardour/audioregion.h"
29 #include "ardour/auditioner.h"
30 #include "ardour/data_type.h"
31 #include "ardour/delivery.h"
32 #include "ardour/disk_reader.h"
33 #include "ardour/midi_playlist.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", PresentationInfo::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);
77 use_new_playlist (DataType::MIDI);
81 _output->changed.connect_same_thread (*this, boost::bind (&Auditioner::output_changed, this, _1, _2));
82 Config->ParameterChanged.connect_same_thread (*this, boost::bind (&Auditioner::config_changed, this, _1));
87 Auditioner::~Auditioner ()
90 asynth->drop_references ();
96 Auditioner::lookup_synth ()
98 string plugin_id = Config->get_midi_audition_synth_uri();
100 if (!plugin_id.empty() || plugin_id == X_("@default@")) {
101 boost::shared_ptr<Plugin> p;
102 p = find_plugin (_session, plugin_id, ARDOUR::LV2);
104 p = find_plugin (_session, "http://gareus.org/oss/lv2/gmsynth", ARDOUR::LV2);
106 p = find_plugin (_session, "https://community.ardour.org/node/7596", ARDOUR::LV2);
109 warning << _("Falling back to Reasonable Synth for Midi Audition") << endmsg;
111 warning << _("No synth for midi-audition found.") << endmsg;
112 Config->set_midi_audition_synth_uri(""); // Don't check again for Reasonable Synth (ie --no-lv2)
116 if (plugin_id == X_("@default@")) {
117 Config->set_midi_audition_synth_uri (p->get_info()->unique_id);
119 asynth = boost::shared_ptr<Processor> (new PluginInsert (_session, p));
125 Auditioner::config_changed (std::string p)
127 if (p == "midi-audition-synth-uri") {
128 _synth_changed = true;
133 Auditioner::connect ()
135 string left = Config->get_auditioner_output_left();
136 string right = Config->get_auditioner_output_right();
138 vector<string> outputs;
139 _session.engine().get_physical_outputs (DataType::AUDIO, outputs);
143 if (left.empty() || left == "default") {
144 if (_session.monitor_out() && _session.monitor_out()->input()->audio (0)) {
145 left = _session.monitor_out()->input()->audio (0)->name();
147 if (outputs.size() > 0) {
153 if (right.empty() || right == "default") {
154 if (_session.monitor_out() && _session.monitor_out()->input()->audio (1)) {
155 right = _session.monitor_out()->input()->audio (1)->name();
157 if (outputs.size() > 1) {
163 _output->disconnect (this);
165 if (left.empty() && right.empty()) {
166 if (_output->n_ports().n_audio() == 0) {
167 /* ports not set up, so must be during startup */
168 warning << _("no outputs available for auditioner - manual connection required") << endmsg;
172 if (_output->n_ports().n_audio() == 0) {
174 /* create (and connect) new ports */
176 _main_outs->defer_pan_reset ();
179 _output->add_port (left, this, DataType::AUDIO);
182 if (right.length()) {
183 _output->add_port (right, this, DataType::AUDIO);
186 _main_outs->allow_pan_reset ();
187 _main_outs->reset_panner ();
191 /* reconnect existing ports */
193 boost::shared_ptr<Port> oleft (_output->nth (0));
194 boost::shared_ptr<Port> oright (_output->nth (1));
196 oleft->connect (left);
199 oright->connect (right);
205 if (_session.monitor_out () && _output->connected_to (_session.monitor_out ()->input())) {
214 Auditioner::data_type () const {
215 if (_midi_audition) {
216 return DataType::MIDI;
218 return DataType::AUDIO;
223 Auditioner::roll (pframes_t nframes, samplepos_t start_sample, samplepos_t end_sample, int declick, bool& need_butler)
225 Glib::Threads::RWLock::ReaderLock lm (_processor_lock, Glib::Threads::TRY_LOCK);
232 BufferSet& bufs = _session.get_route_buffers (n_process_buffers());
235 MidiBuffer& mbuf (bufs.get_midi (0));
236 _queue_panic = false;
237 for (uint8_t chn = 0; chn < 0xf; ++chn) {
238 uint8_t buf[3] = { ((uint8_t) (MIDI_CMD_CONTROL | chn)), ((uint8_t) MIDI_CTL_SUSTAIN), 0 };
239 mbuf.push_back(0, 3, buf);
240 buf[1] = MIDI_CTL_ALL_NOTES_OFF;
241 mbuf.push_back(0, 3, buf);
242 buf[1] = MIDI_CTL_RESET_CONTROLLERS;
243 mbuf.push_back(0, 3, buf);
247 process_output_buffers (bufs, start_sample, end_sample, nframes, declick, !_session.transport_stopped(), true);
249 /* note: auditioner never writes to disk, so we don't care about the
250 * disk writer status (it's buffers will always have no data in them).
253 if (_disk_reader->need_butler()) {
257 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
258 boost::shared_ptr<Delivery> d = boost::dynamic_pointer_cast<Delivery> (*i);
260 d->flush_buffers (nframes);
268 Auditioner::audition_region (boost::shared_ptr<Region> region)
270 if (g_atomic_int_get (&_auditioning)) {
271 /* don't go via session for this, because we are going
277 Glib::Threads::Mutex::Lock lm (lock);
279 if (boost::dynamic_pointer_cast<AudioRegion>(region) != 0) {
281 _midi_audition = false;
284 remove_processor(asynth);
285 _synth_added = false;
288 _import_position = 0;
291 the_region = boost::dynamic_pointer_cast<AudioRegion> (RegionFactory::create (region));
292 the_region->set_position (0);
294 _disk_reader->midi_playlist()->drop_regions ();
296 _disk_reader->audio_playlist()->drop_regions ();
297 _disk_reader->audio_playlist()->add_region (the_region, 0, 1);
301 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
303 if (configure_processors (&ps)) {
304 error << string_compose (_("Cannot setup auditioner processing flow for %1 channels"),
305 region->n_channels()) << endmsg;
310 } else if (boost::dynamic_pointer_cast<MidiRegion>(region)) {
311 _midi_audition = true;
314 _import_position = region->position();
317 midi_region = (boost::dynamic_pointer_cast<MidiRegion> (RegionFactory::create (region)));
318 midi_region->set_position (_import_position);
320 _disk_reader->audio_playlist()->drop_regions();
322 _disk_reader->midi_playlist()->drop_regions ();
323 _disk_reader->midi_playlist()->add_region (midi_region, _import_position, 1);
324 _disk_reader->reset_tracker();
328 if (_synth_changed && _synth_added) {
329 remove_processor(asynth);
330 _synth_added = false;
332 if (_synth_changed && !_synth_added) {
333 _synth_added = false;
337 if (!_synth_added && asynth) {
338 int rv = add_processor (asynth, PreFader, &ps, true);
340 error << _("Failed to load synth for MIDI-Audition.") << endmsg;
349 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
351 if (configure_processors (&ps)) {
352 error << string_compose (_("Cannot setup auditioner processing flow for %1 channels"),
353 region->n_channels()) << endmsg;
359 error << _("Auditioning of regions other than Audio or Midi is not supported.") << endmsg;
363 /* force a panner reset now that we have all channels */
364 _main_outs->reset_panner();
372 if (_midi_audition) {
373 length = midi_region->length();
374 offset = _import_position + midi_region->sync_offset (dir);
376 length = the_region->length();
377 offset = the_region->sync_offset (dir);
381 error << _("Cannot audition empty file.") << endmsg;
385 /* can't audition from a negative sync point */
391 _disk_reader->seek (offset, true);
392 current_sample = offset;
394 g_atomic_int_set (&_auditioning, 1);
398 Auditioner::play_audition (samplecnt_t nframes)
400 bool need_butler = false;
401 samplecnt_t this_nframes;
404 if (g_atomic_int_get (&_auditioning) == 0) {
410 if (_seeking && _seek_complete) {
412 } else if (_seek_sample >= 0 && _seek_sample < length && !_seeking) {
413 // set FADE-OUT -- use/override amp? || use region-gain ?
417 if (_seeking && _seek_complete) {
418 _seek_complete = false;
421 _disk_reader->reset_tracker();
426 this_nframes = min (nframes, length - current_sample + _import_position);
428 if (this_nframes > 0 && 0 != (ret = roll (this_nframes, current_sample, current_sample + this_nframes, false, need_butler))) {
433 current_sample += this_nframes;
435 if (this_nframes < nframes) {
436 if (this_nframes > 0) {
437 _session.engine().split_cycle (this_nframes);
439 silence (nframes - this_nframes);
446 if (_seek_sample >= 0 && _seek_sample < length && !_seeking) {
448 _seek_complete = false;
454 AuditionProgress(current_sample - _import_position, length); /* emit */
457 if (current_sample >= length + _import_position) {
458 _session.cancel_audition ();
461 return need_butler ? 1 : 0;
466 Auditioner::output_changed (IOChange change, void* /*src*/)
468 if (change.type & IOChange::ConnectionsChanged) {
470 vector<string> connections;
471 vector<string> outputs;
472 _session.engine().get_physical_outputs (DataType::AUDIO, outputs);
474 if (_session.monitor_out () && _output->connected_to (_session.monitor_out ()->input ())) {
475 Config->set_auditioner_output_left ("default");
476 Config->set_auditioner_output_right ("default");
481 if (_output->nth (0)->get_connections (connections)) {
482 if (outputs.size() > 0) {
485 if (phys != connections[0]) {
486 Config->set_auditioner_output_left (connections[0]);
488 Config->set_auditioner_output_left ("default");
491 Config->set_auditioner_output_left ("");
494 connections.clear ();
496 if (_output->nth (1)->get_connections (connections)) {
497 if (outputs.size() > 1) {
500 if (phys != connections[0]) {
501 Config->set_auditioner_output_right (connections[0]);
503 Config->set_auditioner_output_right ("default");
506 Config->set_auditioner_output_right ("");
512 Auditioner::input_streams () const
514 /* auditioner never has any inputs - its channel configuration
515 depends solely on the region we are auditioning.
518 if (_midi_audition) {
519 return ChanCount (DataType::MIDI, 1);
522 return ChanCount (DataType::AUDIO, the_region->n_channels ());
526 return ChanCount (DataType::AUDIO, 1);
530 Auditioner::monitoring_state () const
532 return MonitoringDisk;