X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fauditioner.cc;h=0c7ba0bc1c15b81c4c335ad2430df2a9d5c3485f;hb=e0ff70cf86c01c42f98faf8b0eaf1a8ccf867946;hp=f955c75ea4877c3afcef51708d58a232561ac513;hpb=02583c300f1a909c031b75e9e264696cce0a53e2;p=ardour.git

diff --git a/libs/ardour/auditioner.cc b/libs/ardour/auditioner.cc
index f955c75ea4..0c7ba0bc1c 100644
--- a/libs/ardour/auditioner.cc
+++ b/libs/ardour/auditioner.cc
@@ -17,22 +17,27 @@
 
 */
 
-#include <glibmm/thread.h>
+#include <glibmm/threads.h>
 
 #include "pbd/error.h"
 
+#include "ardour/amp.h"
 #include "ardour/audio_diskstream.h"
-#include "ardour/audioregion.h"
+#include "ardour/audio_port.h"
 #include "ardour/audioengine.h"
-#include "ardour/delivery.h"
-#include "ardour/route.h"
-#include "ardour/session.h"
-#include "ardour/auditioner.h"
 #include "ardour/audioplaylist.h"
-#include "ardour/audio_port.h"
-#include "ardour/panner.h"
+#include "ardour/audioregion.h"
+#include "ardour/auditioner.h"
 #include "ardour/data_type.h"
+#include "ardour/delivery.h"
+#include "ardour/midi_diskstream.h"
+#include "ardour/midi_region.h"
+#include "ardour/plugin.h"
+#include "ardour/plugin_insert.h"
+#include "ardour/profile.h"
 #include "ardour/region_factory.h"
+#include "ardour/route.h"
+#include "ardour/session.h"
 
 using namespace std;
 using namespace ARDOUR;
@@ -41,69 +46,316 @@ using namespace PBD;
 #include "i18n.h"
 
 Auditioner::Auditioner (Session& s)
-	: AudioTrack (s, "auditioner", Route::Hidden)
+	: Track (s, "auditioner", PresentationInfo::Auditioner)
+	, current_frame (0)
+	, _auditioning (0)
+	, length (0)
+	, _seek_frame (-1)
+	, _seeking (false)
+	, _seek_complete (false)
+	, via_monitor (false)
+	, _midi_audition (false)
+	, _synth_added (false)
+	, _synth_changed (false)
+	, _queue_panic (false)
+	, _import_position (0)
 {
 }
 
 int
 Auditioner::init ()
 {
-        if (Track::init ()) {
-                return -1;
-        }
+	if (Track::init ()) {
+		return -1;
+	}
+
+	if (connect ()) {
+		return -1;
+	}
+
+	_output->add_port ("", this, DataType::MIDI);
 
-	string left = _session.config.get_auditioner_output_left();
-	string right = _session.config.get_auditioner_output_right();
+	lookup_synth();
 
-	if (left == "default") {
+	_output->changed.connect_same_thread (*this, boost::bind (&Auditioner::output_changed, this, _1, _2));
+	Config->ParameterChanged.connect_same_thread (*this, boost::bind (&Auditioner::config_changed, this, _1));
+
+	return 0;
+}
+
+Auditioner::~Auditioner ()
+{
+	if (asynth) {
+		asynth->drop_references ();
+	}
+	asynth.reset ();
+}
+
+void
+Auditioner::lookup_synth ()
+{
+	string plugin_id = Config->get_midi_audition_synth_uri();
+	asynth.reset ();
+	if (!plugin_id.empty()) {
+		boost::shared_ptr<Plugin> p;
+		p = find_plugin (_session, plugin_id, ARDOUR::LV2);
+		if (!p) {
+			p = find_plugin (_session, "https://community.ardour.org/node/7596", ARDOUR::LV2);
+			if (p) {
+				warning << _("Falling back to Reasonable Synth for Midi Audition") << endmsg;
+			} else {
+				warning << _("No synth for midi-audition found.") << endmsg;
+				Config->set_midi_audition_synth_uri(""); // Don't check again for Reasonable Synth (ie --no-lv2)
+			}
+		}
+		if (p) {
+			asynth = boost::shared_ptr<Processor> (new PluginInsert (_session, p));
+		}
+	}
+}
+
+void
+Auditioner::config_changed (std::string p)
+{
+	if (p == "midi-audition-synth-uri") {
+		_synth_changed = true;
+	}
+}
+
+int
+Auditioner::connect ()
+{
+	string left = Config->get_auditioner_output_left();
+	string right = Config->get_auditioner_output_right();
+
+	vector<string> outputs;
+	_session.engine().get_physical_outputs (DataType::AUDIO, outputs);
+
+	via_monitor = false;
+
+	if (left.empty() || left == "default") {
                 if (_session.monitor_out()) {
                         left = _session.monitor_out()->input()->audio (0)->name();
+                        via_monitor = true;
                 } else {
-                        left = _session.engine().get_nth_physical_output (DataType::AUDIO, 0);
+			if (outputs.size() > 0) {
+				left = outputs[0];
+			}
                 }
 	}
 
-	if (right == "default") {
+	if (right.empty() || right == "default") {
                 if (_session.monitor_out()) {
                         right = _session.monitor_out()->input()->audio (1)->name();
+                        via_monitor = true;
                 } else {
-                        right = _session.engine().get_nth_physical_output (DataType::AUDIO, 1);
+			if (outputs.size() > 1) {
+				right = outputs[1];
+			}
                 }
 	}
 
-	if ((left.length() == 0) && (right.length() == 0)) {
-		warning << _("no outputs available for auditioner - manual connection required") << endmsg;
-		return -1;
+	_output->disconnect (this);
+
+	if (left.empty() && right.empty()) {
+		if (_output->n_ports().n_audio() == 0) {
+			/* ports not set up, so must be during startup */
+			warning << _("no outputs available for auditioner - manual connection required") << endmsg;
+		}
+	} else {
+
+		if (_output->n_ports().n_audio() == 0) {
+
+			/* create (and connect) new ports */
+
+			_main_outs->defer_pan_reset ();
+
+			if (left.length()) {
+				_output->add_port (left, this, DataType::AUDIO);
+			}
+
+			if (right.length()) {
+				_output->add_port (right, this, DataType::AUDIO);
+			}
+
+			_main_outs->allow_pan_reset ();
+			_main_outs->reset_panner ();
+
+		} else {
+
+			/* reconnect existing ports */
+
+			boost::shared_ptr<Port> oleft (_output->nth (0));
+			boost::shared_ptr<Port> oright (_output->nth (1));
+			if (oleft) {
+				oleft->connect (left);
+			}
+			if (oright) {
+				oright->connect (right);
+			}
+		}
+
 	}
 
-	_main_outs->defer_pan_reset ();
+	return 0;
+}
+
 
-	if (left.length()) {
-		_output->add_port (left, this, DataType::AUDIO);
+DataType
+Auditioner::data_type () const {
+	if (_midi_audition) {
+		return DataType::MIDI;
+	} else {
+		return DataType::AUDIO;
 	}
+}
+
+boost::shared_ptr<Diskstream>
+Auditioner::create_diskstream () {
 
-	if (right.length()) {
-		_output->add_port (right, this, DataType::AUDIO);
+	{
+		AudioDiskstream::Flag dflags = AudioDiskstream::Flag (0);
+		dflags = AudioDiskstream::Flag (dflags | AudioDiskstream::Hidden);
+		_diskstream_audio = boost::shared_ptr<AudioDiskstream> (new AudioDiskstream (_session, name(), dflags));
 	}
 
-	_main_outs->allow_pan_reset ();
-	_main_outs->reset_panner ();
+	{
+		MidiDiskstream::Flag dflags = MidiDiskstream::Flag (0);
+		dflags = MidiDiskstream::Flag (dflags | MidiDiskstream::Hidden);
+		_diskstream_midi = boost::shared_ptr<Diskstream> (new MidiDiskstream (_session, name(), dflags));
+		_diskstream_midi->do_refill_with_alloc ();
+		_diskstream_midi->playlist()->set_orig_track_id (id());
+	}
 
-	_output->changed.connect_same_thread (*this, boost::bind (&Auditioner::output_changed, this, _1, _2));
+	return _diskstream_audio;
+}
 
-	the_region.reset ((AudioRegion*) 0);
-	g_atomic_int_set (&_auditioning, 0);
+int
+Auditioner::roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame, int declick, bool& need_butler) {
+	if (_midi_audition) {
+		return roll_midi(nframes, start_frame, end_frame, declick, need_butler);
+	} else {
+		return roll_audio(nframes, start_frame, end_frame, declick, need_butler);
+	}
+}
 
-        return 0;
+int
+Auditioner::roll_midi (pframes_t nframes, framepos_t start_frame, framepos_t end_frame, int declick, bool& need_butler)
+{
+	Glib::Threads::RWLock::ReaderLock lm (_processor_lock, Glib::Threads::TRY_LOCK);
+	if (!lm.locked()) {
+		return 0;
+	}
+
+	assert(_active);
+
+	framecnt_t playback_distance = nframes;
+	boost::shared_ptr<MidiDiskstream> diskstream = midi_diskstream();
+	BufferSet& bufs = _session.get_route_buffers (n_process_buffers());
+	MidiBuffer& mbuf (bufs.get_midi (0));
+	_silent = false;
+
+	ChanCount cnt (DataType::MIDI, 1);
+	cnt.set (DataType::AUDIO, bufs.count().n_audio());
+	bufs.set_count (cnt);
+
+	if (_queue_panic) {
+		_queue_panic = false;
+		for (uint8_t chn = 0; chn < 0xf; ++chn) {
+			uint8_t buf[3] = { ((uint8_t) (MIDI_CMD_CONTROL | chn)), ((uint8_t) MIDI_CTL_SUSTAIN), 0 };
+			mbuf.push_back(0, 3, buf);
+			buf[1] = MIDI_CTL_ALL_NOTES_OFF;
+			mbuf.push_back(0, 3, buf);
+			buf[1] = MIDI_CTL_RESET_CONTROLLERS;
+			mbuf.push_back(0, 3, buf);
+		}
+		process_output_buffers (bufs, start_frame, start_frame+1, 1, false, false);
+
+		for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
+			boost::shared_ptr<Delivery> d = boost::dynamic_pointer_cast<Delivery> (*i);
+			if (d) {
+				d->flush_buffers (nframes);
+			}
+		}
+	}
+
+	diskstream->get_playback (mbuf, nframes);
+
+	process_output_buffers (bufs, start_frame, end_frame, nframes,
+				declick, (!diskstream->record_enabled() && !_session.transport_stopped()));
+
+	for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
+		boost::shared_ptr<Delivery> d = boost::dynamic_pointer_cast<Delivery> (*i);
+		if (d) {
+			d->flush_buffers (nframes);
+		}
+	}
+
+	need_butler = diskstream->commit (playback_distance);
+	return 0;
 }
 
-Auditioner::~Auditioner ()
+
+int
+Auditioner::roll_audio (pframes_t nframes, framepos_t start_frame, framepos_t end_frame, int declick, bool& need_butler) {
+	Glib::Threads::RWLock::ReaderLock lm (_processor_lock, Glib::Threads::TRY_LOCK);
+	if (!lm.locked()) {
+		return 0;
+	}
+
+	assert(n_outputs().n_total() > 0);
+	assert(_active);
+
+	int dret;
+	framecnt_t playback_distance;
+	framepos_t transport_frame = _session.transport_frame();
+	boost::shared_ptr<AudioDiskstream> diskstream = audio_diskstream();
+	BufferSet& bufs = _session.get_route_buffers (n_process_buffers ());
+
+	_silent = false;
+	_amp->apply_gain_automation(false);
+
+	if ((dret = diskstream->process (bufs, transport_frame, nframes, playback_distance, (monitoring_state() == MonitoringDisk))) != 0) {
+		need_butler = diskstream->commit (playback_distance);
+		silence (nframes);
+		return dret;
+	}
+
+	process_output_buffers (bufs, start_frame, end_frame, nframes, declick, (!diskstream->record_enabled() && _session.transport_rolling()));
+	need_butler = diskstream->commit (playback_distance);
+	return 0;
+}
+
+void
+Auditioner::set_diskstream (boost::shared_ptr<Diskstream> ds)
 {
+	Track::set_diskstream (ds);
+
+	_diskstream->set_track (this);
+	if (Profile->get_trx()) {
+		_diskstream->set_destructive (false);
+	} else {
+		_diskstream->set_destructive (_mode == Destructive);
+	}
+	_diskstream->set_non_layered (_mode == NonLayered);
+	_diskstream->set_record_enabled (false);
+	_diskstream->request_input_monitoring (false);
+
+	DiskstreamChanged (); /* EMIT SIGNAL */
 }
 
 AudioPlaylist&
 Auditioner::prepare_playlist ()
 {
+	// used by CrossfadeEditor::audition()
+
+	_midi_audition = false;
+	set_diskstream(_diskstream_audio);
+	if (_synth_added) {
+		remove_processor(asynth);
+		_synth_added = false;
+	}
+
 	// FIXME auditioner is still audio-only
 	boost::shared_ptr<AudioPlaylist> apl = boost::dynamic_pointer_cast<AudioPlaylist>(_diskstream->playlist());
 	assert(apl);
@@ -113,7 +365,7 @@ Auditioner::prepare_playlist ()
 }
 
 void
-Auditioner::audition_current_playlist ()
+Auditioner::audition_region (boost::shared_ptr<Region> region)
 {
 	if (g_atomic_int_get (&_auditioning)) {
 		/* don't go via session for this, because we are going
@@ -122,64 +374,111 @@ Auditioner::audition_current_playlist ()
 		cancel_audition ();
 	}
 
-	Glib::Mutex::Lock lm (lock);
-	_diskstream->seek (0);
-	length = _diskstream->playlist()->get_maximum_extent();
-	current_frame = 0;
+	Glib::Threads::Mutex::Lock lm (lock);
 
-	/* force a panner reset now that we have all channels */
+	if (boost::dynamic_pointer_cast<AudioRegion>(region) != 0) {
 
-	_main_outs->panner()->reset (n_outputs().n_audio(), _diskstream->n_channels().n_audio());
+		_midi_audition = false;
+		set_diskstream(_diskstream_audio);
+		if (_synth_added) {
+			remove_processor(asynth);
+			_synth_added = false;
+		}
+		midi_region.reset();
+		_import_position = 0;
 
-	g_atomic_int_set (&_auditioning, 1);
-}
+		/* copy it */
+		the_region = boost::dynamic_pointer_cast<AudioRegion> (RegionFactory::create (region));
+		the_region->set_position (0);
 
-void
-Auditioner::audition_region (boost::shared_ptr<Region> region)
-{
-	if (g_atomic_int_get (&_auditioning)) {
-		/* don't go via session for this, because we are going
-		   to remain active.
-		*/
-		cancel_audition ();
-	}
+		_diskstream->playlist()->drop_regions ();
+		_diskstream->playlist()->add_region (the_region, 0, 1);
 
-	if (boost::dynamic_pointer_cast<AudioRegion>(region) == 0) {
-		error << _("Auditioning of non-audio regions not yet supported") << endmsg;
-		return;
-	}
+		if (_diskstream->n_channels().n_audio() < the_region->n_channels()) {
+			audio_diskstream()->add_channel (the_region->n_channels() - _diskstream->n_channels().n_audio());
+		} else if (_diskstream->n_channels().n_audio() > the_region->n_channels()) {
+			audio_diskstream()->remove_channel (_diskstream->n_channels().n_audio() - the_region->n_channels());
+		}
 
-	Glib::Mutex::Lock lm (lock);
+		ProcessorStreams ps;
+		{
+			Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
 
-	/* copy it */
+			if (configure_processors (&ps)) {
+				error << string_compose (_("Cannot setup auditioner processing flow for %1 channels"),
+							 _diskstream->n_channels()) << endmsg;
+				return;
+			}
+		}
 
-	boost::shared_ptr<AudioRegion> the_region (boost::dynamic_pointer_cast<AudioRegion> (RegionFactory::create (region)));
-	the_region->set_position (0, this);
+	} else if (boost::dynamic_pointer_cast<MidiRegion>(region)) {
+		_midi_audition = true;
+		set_diskstream(_diskstream_midi);
+		the_region.reset();
+		_import_position = region->position();
 
-	_diskstream->playlist()->drop_regions ();
-	_diskstream->playlist()->add_region (the_region, 0, 1);
+		/* copy it */
+		midi_region = (boost::dynamic_pointer_cast<MidiRegion> (RegionFactory::create (region)));
+		midi_region->set_position (_import_position);
 
-	if (_diskstream->n_channels().n_audio() < the_region->n_channels()) {
-		audio_diskstream()->add_channel (the_region->n_channels() - _diskstream->n_channels().n_audio());
-	} else if (_diskstream->n_channels().n_audio() > the_region->n_channels()) {
-		audio_diskstream()->remove_channel (_diskstream->n_channels().n_audio() - the_region->n_channels());
-	}
+		_diskstream->playlist()->drop_regions ();
+		_diskstream->playlist()->add_region (midi_region, _import_position, 1);
+		midi_diskstream()->reset_tracker();
 
-        ProcessorStreams ps;
-        if (configure_processors (&ps)) {
-                error << string_compose (_("Cannot setup auditioner processing flow for %1 channels"), 
-                                         _diskstream->n_channels()) << endmsg;
-                return;
-        }
+		ProcessorStreams ps;
 
-	/* force a panner reset now that we have all channels */
+		if (_synth_changed && _synth_added) {
+			remove_processor(asynth);
+			_synth_added = false;
+		}
+		if (_synth_changed && !_synth_added) {
+			_synth_added = false;
+			lookup_synth();
+		}
 
+
+		if (!_synth_added && asynth) {
+			int rv = add_processor (asynth, PreFader, &ps, true);
+			if (rv) {
+				error << _("Failed to load synth for MIDI-Audition.") << endmsg;
+			} else {
+				_synth_added = true;
+			}
+		} else {
+			_queue_panic = true;
+		}
+
+		{
+			Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
+
+			if (configure_processors (&ps)) {
+				error << string_compose (_("Cannot setup auditioner processing flow for %1 channels"),
+							 _diskstream->n_channels()) << endmsg;
+				return;
+			}
+		}
+
+	} else {
+		error << _("Auditioning of regions other than Audio or Midi is not supported.") << endmsg;
+		return;
+	}
+
+	/* force a panner reset now that we have all channels */
 	_main_outs->reset_panner();
 
-	length = the_region->length();
+	_seek_frame = -1;
+	_seeking = false;
 
 	int dir;
-	nframes_t offset = the_region->sync_offset (dir);
+	framecnt_t offset;
+
+	if (_midi_audition) {
+		length = midi_region->length();
+		offset = _import_position + midi_region->sync_offset (dir);
+	} else {
+		length = the_region->length();
+		offset = the_region->sync_offset (dir);
+	}
 
 	/* can't audition from a negative sync point */
 
@@ -187,17 +486,17 @@ Auditioner::audition_region (boost::shared_ptr<Region> region)
 		offset = 0;
 	}
 
-	_diskstream->seek (offset);
+	_diskstream->seek (offset, true);
 	current_frame = offset;
 
 	g_atomic_int_set (&_auditioning, 1);
 }
 
 int
-Auditioner::play_audition (nframes_t nframes)
+Auditioner::play_audition (framecnt_t nframes)
 {
-	bool need_butler;
-	nframes_t this_nframes;
+	bool need_butler = false;
+	framecnt_t this_nframes;
 	int ret;
 
 	if (g_atomic_int_get (&_auditioning) == 0) {
@@ -205,19 +504,50 @@ Auditioner::play_audition (nframes_t nframes)
 		return 0;
 	}
 
-	this_nframes = min (nframes, length - current_frame);
+#if 0 // TODO
+	if (_seeking && _seek_complete) {
+		// set FADE-IN
+	} else if (_seek_frame >= 0 && _seek_frame < length && !_seeking) {
+		// set FADE-OUT -- use/override amp? || use region-gain ?
+	}
+#endif
+
+	if (_seeking && _seek_complete) {
+		_seek_complete = false;
+		_seeking = false;
+		_seek_frame = -1;
+		if (_midi_audition && midi_diskstream()) {
+			midi_diskstream()->reset_tracker();
+		}
+	}
+
+	if(!_seeking) {
+		/* process audio */
+		this_nframes = min (nframes, length - current_frame + _import_position);
+
+		if ((ret = roll (this_nframes, current_frame, current_frame + nframes, false, need_butler)) != 0) {
+			silence (nframes);
+			return ret;
+		}
 
-	_diskstream->prepare ();
+		current_frame += this_nframes;
 
-	if ((ret = roll (this_nframes, current_frame, current_frame + nframes, false, false, false)) != 0) {
+	} else {
 		silence (nframes);
-		return ret;
 	}
 
-	need_butler = _diskstream->commit (this_nframes);
-	current_frame += this_nframes;
+	if (_seek_frame >= 0 && _seek_frame < length && !_seeking) {
+		_queue_panic = true;
+		_seek_complete = false;
+		_seeking = true;
+		need_butler = true;
+	}
+
+	if (!_seeking) {
+		AuditionProgress(current_frame - _import_position, length); /* emit */
+	}
 
-	if (current_frame >= length) {
+	if (current_frame >= length + _import_position) {
 		_session.cancel_audition ();
 		return 0;
 	} else {
@@ -228,31 +558,73 @@ Auditioner::play_audition (nframes_t nframes)
 void
 Auditioner::output_changed (IOChange change, void* /*src*/)
 {
-	if (change & ConnectionsChanged) {
+	if (change.type & IOChange::ConnectionsChanged) {
 		string phys;
 		vector<string> connections;
+		vector<string> outputs;
+		_session.engine().get_physical_outputs (DataType::AUDIO, outputs);
 		if (_output->nth (0)->get_connections (connections)) {
-			phys = _session.engine().get_nth_physical_output (DataType::AUDIO, 0);
+			if (outputs.size() > 0) {
+				phys = outputs[0];
+			}
 			if (phys != connections[0]) {
-				_session.config.set_auditioner_output_left (connections[0]);
+				Config->set_auditioner_output_left (connections[0]);
 			} else {
-				_session.config.set_auditioner_output_left ("default");
+				Config->set_auditioner_output_left ("default");
 			}
 		} else {
-			_session.config.set_auditioner_output_left ("");
+			Config->set_auditioner_output_left ("");
 		}
 
 		connections.clear ();
 
 		if (_output->nth (1)->get_connections (connections)) {
-			phys = _session.engine().get_nth_physical_output (DataType::AUDIO, 1);
+			if (outputs.size() > 1) {
+				phys = outputs[1];
+			}
 			if (phys != connections[0]) {
-				_session.config.set_auditioner_output_right (connections[0]);
+				Config->set_auditioner_output_right (connections[0]);
 			} else {
-				_session.config.set_auditioner_output_right ("default");
+				Config->set_auditioner_output_right ("default");
 			}
 		} else {
-			_session.config.set_auditioner_output_right ("");
+			Config->set_auditioner_output_right ("");
 		}
 	}
 }
+
+ChanCount
+Auditioner::input_streams () const
+{
+	/* auditioner never has any inputs - its channel configuration
+		 depends solely on the region we are auditioning.
+		 */
+
+	if (!_midi_audition && audio_diskstream()) {
+		return audio_diskstream()->n_channels();
+	}
+	if (_midi_audition && midi_diskstream()) {
+		ChanCount cnt (DataType::MIDI, 1);
+		return cnt;
+	}
+
+	return ChanCount ();
+}
+
+MonitorState
+Auditioner::monitoring_state () const
+{
+	return MonitoringDisk;
+}
+
+boost::shared_ptr<AudioDiskstream>
+Auditioner::audio_diskstream() const
+{
+	return boost::dynamic_pointer_cast<AudioDiskstream> (_diskstream);
+}
+
+boost::shared_ptr<MidiDiskstream>
+Auditioner::midi_diskstream() const
+{
+	return boost::dynamic_pointer_cast<MidiDiskstream> (_diskstream);
+}