X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fauditioner.cc;h=b10ac2ca44d7124dcd31eea8ab5287bd4babc8a8;hb=a7431e21db0cfd570eb77cec021e7ef1d1e7115d;hp=73670798d8adf2963d6a786e16f80f936a014cc7;hpb=2e27e21d3a09889311e18a8efe11abcaa6d9c8b3;p=ardour.git

diff --git a/libs/ardour/auditioner.cc b/libs/ardour/auditioner.cc
index 73670798d8..b10ac2ca44 100644
--- a/libs/ardour/auditioner.cc
+++ b/libs/ardour/auditioner.cc
@@ -21,51 +21,108 @@
 
 #include "pbd/error.h"
 
-#include "ardour/audio_diskstream.h"
-#include "ardour/audioregion.h"
+#include "ardour/amp.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/audioregion.h"
+#include "ardour/auditioner.h"
 #include "ardour/data_type.h"
+#include "ardour/delivery.h"
+#include "ardour/disk_reader.h"
+#include "ardour/midi_playlist.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;
 using namespace PBD;
 
-#include "i18n.h"
+#include "pbd/i18n.h"
 
 Auditioner::Auditioner (Session& s)
-	: AudioTrack (s, "auditioner", Route::Auditioner)
-        , current_frame (0)
-        , _auditioning (0)
-        , length (0)
-        , via_monitor (false)
+	: 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);
+
+	lookup_synth();
+
 	_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;
+	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, "http://gareus.org/oss/lv2/gmsynth", 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
@@ -80,25 +137,23 @@ Auditioner::connect ()
 	via_monitor = false;
 
 	if (left.empty() || left == "default") {
-                if (_session.monitor_out()) {
-                        left = _session.monitor_out()->input()->audio (0)->name();
-                        via_monitor = true;
-                } else {
+		if (_session.monitor_out() && _session.monitor_out()->input()->audio (0)) {
+			left = _session.monitor_out()->input()->audio (0)->name();
+		} else {
 			if (outputs.size() > 0) {
 				left = outputs[0];
 			}
-                }
+		}
 	}
 
 	if (right.empty() || right == "default") {
-                if (_session.monitor_out()) {
-                        right = _session.monitor_out()->input()->audio (1)->name();
-                        via_monitor = true;
-                } else {
+		if (_session.monitor_out() && _session.monitor_out()->input()->audio (1)) {
+			right = _session.monitor_out()->input()->audio (1)->name();
+		} else {
 			if (outputs.size() > 1) {
 				right = outputs[1];
 			}
-                }
+		}
 	}
 
 	_output->disconnect (this);
@@ -115,20 +170,20 @@ Auditioner::connect ()
 			/* 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));
@@ -140,21 +195,64 @@ Auditioner::connect ()
 				oright->connect (right);
 			}
 		}
-			
+
+	}
+
+	if (_session.monitor_out () && _output->connected_to (_session.monitor_out ()->input())) {
+		via_monitor = true;
 	}
 
 	return 0;
 }
 
-AudioPlaylist&
-Auditioner::prepare_playlist ()
+
+DataType
+Auditioner::data_type () const {
+	if (_midi_audition) {
+		return DataType::MIDI;
+	} else {
+		return DataType::AUDIO;
+	}
+}
+
+int
+Auditioner::roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame, int declick, bool& need_butler)
 {
-	// FIXME auditioner is still audio-only
-	boost::shared_ptr<AudioPlaylist> apl = boost::dynamic_pointer_cast<AudioPlaylist>(_diskstream->playlist());
-	assert(apl);
+	Glib::Threads::RWLock::ReaderLock lm (_processor_lock, Glib::Threads::TRY_LOCK);
+	if (!lm.locked()) {
+		return 0;
+	}
+
+	assert(_active);
 
-	apl->clear ();
-	return *apl;
+	BufferSet& bufs = _session.get_route_buffers (n_process_buffers());
+
+	_silent = false;
+	_amp->apply_gain_automation(false);
+
+	if (_queue_panic) {
+		MidiBuffer& mbuf (bufs.get_midi (0));
+		_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, end_frame, nframes, declick, !_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);
+		}
+	}
+
+	return 0;
 }
 
 void
@@ -167,46 +265,104 @@ Auditioner::audition_region (boost::shared_ptr<Region> region)
 		cancel_audition ();
 	}
 
-	if (boost::dynamic_pointer_cast<AudioRegion>(region) == 0) {
-		error << _("Auditioning of non-audio regions not yet supported") << endmsg;
-		return;
-	}
-
 	Glib::Threads::Mutex::Lock lm (lock);
 
-	/* copy it */
+	if (boost::dynamic_pointer_cast<AudioRegion>(region) != 0) {
 
-	boost::shared_ptr<AudioRegion> the_region (boost::dynamic_pointer_cast<AudioRegion> (RegionFactory::create (region)));
-	the_region->set_position (0);
+		_midi_audition = false;
 
-	_diskstream->playlist()->drop_regions ();
-	_diskstream->playlist()->add_region (the_region, 0, 1);
+		if (_synth_added) {
+			remove_processor(asynth);
+			_synth_added = false;
+		}
+		midi_region.reset();
+		_import_position = 0;
 
-	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());
-	}
+		/* copy it */
+		the_region = boost::dynamic_pointer_cast<AudioRegion> (RegionFactory::create (region));
+		the_region->set_position (0);
 
-        ProcessorStreams ps;
-	{
-		Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
+		_disk_reader->audio_playlist()->drop_regions ();
+		_disk_reader->audio_playlist()->add_region (the_region, 0, 1);
 
-		if (configure_processors (&ps)) {
-			error << string_compose (_("Cannot setup auditioner processing flow for %1 channels"),
-						 _diskstream->n_channels()) << endmsg;
-			return;
+		ProcessorStreams ps;
+		{
+			Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
+
+			if (configure_processors (&ps)) {
+				error << string_compose (_("Cannot setup auditioner processing flow for %1 channels"),
+				                         region->n_channels()) << endmsg;
+				return;
+			}
+		}
+
+	} else if (boost::dynamic_pointer_cast<MidiRegion>(region)) {
+		_midi_audition = true;
+
+		the_region.reset();
+		_import_position = region->position();
+
+		/* copy it */
+		midi_region = (boost::dynamic_pointer_cast<MidiRegion> (RegionFactory::create (region)));
+		midi_region->set_position (_import_position);
+
+		_disk_reader->midi_playlist()->drop_regions ();
+		_disk_reader->midi_playlist()->add_region (midi_region, _import_position, 1);
+		_disk_reader->reset_tracker();
+
+		ProcessorStreams ps;
+
+		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"),
+							 region->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;
-	framecnt_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 */
 
@@ -214,7 +370,7 @@ Auditioner::audition_region (boost::shared_ptr<Region> region)
 		offset = 0;
 	}
 
-	_diskstream->seek (offset);
+	_disk_reader->seek (offset, true);
 	current_frame = offset;
 
 	g_atomic_int_set (&_auditioning, 1);
@@ -232,16 +388,48 @@ Auditioner::play_audition (framecnt_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;
+		_disk_reader->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;
+		}
+
+		current_frame += this_nframes;
 
-	if ((ret = roll (this_nframes, current_frame, current_frame + nframes, false, need_butler)) != 0) {
+	} else {
 		silence (nframes);
-		return ret;
 	}
 
-	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 {
@@ -257,6 +445,14 @@ Auditioner::output_changed (IOChange change, void* /*src*/)
 		vector<string> connections;
 		vector<string> outputs;
 		_session.engine().get_physical_outputs (DataType::AUDIO, outputs);
+
+		if (_session.monitor_out () && _output->connected_to (_session.monitor_out ()->input ())) {
+			Config->set_auditioner_output_left ("default");
+			Config->set_auditioner_output_right ("default");
+			via_monitor = true;
+			return;
+		}
+
 		if (_output->nth (0)->get_connections (connections)) {
 			if (outputs.size() > 0) {
 				phys = outputs[0];
@@ -290,19 +486,20 @@ Auditioner::output_changed (IOChange change, void* /*src*/)
 ChanCount
 Auditioner::input_streams () const
 {
-        /* auditioner never has any inputs - its channel configuration
-           depends solely on the region we are auditioning.
-        */
+	/* auditioner never has any inputs - its channel configuration
+	   depends solely on the region we are auditioning.
+	*/
 
-        if (audio_diskstream()) {
-                return audio_diskstream()->n_channels();
-        }
+	if (_disk_reader) {
+		return _disk_reader->input_streams ();
+	}
 
-        return ChanCount ();
+	return ChanCount (DataType::AUDIO, 1);
 }
 
-MonitorState 
+MonitorState
 Auditioner::monitoring_state () const
 {
 	return MonitoringDisk;
 }
+