Load audition synth on demand
This saves some memory (gmsynth loads a 30MB soundfont), and also re-initializes the synth every time to gm defaults in case some .mid changes patches or parameters.
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8c4c97d1e2
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2e3e183204
@ -25,6 +25,7 @@
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#include <glibmm/threads.h>
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#include "ardour/ardour.h"
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#include "ardour/plugin.h"
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#include "ardour/track.h"
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namespace ARDOUR {
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@ -104,16 +105,15 @@ class LIBARDOUR_API Auditioner : public Track
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bool _seek_complete;
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bool via_monitor;
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bool _midi_audition;
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bool _synth_added;
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bool _synth_changed;
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bool _queue_panic;
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boost::shared_ptr<Processor> asynth;
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PluginInfoPtr lookup_synth_plugin_info (std::string const&) const;
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void drop_ports ();
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void lookup_synth ();
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void config_changed (std::string);
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static void *_drop_ports (void *);
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void lookup_synth (bool);
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void unload_synth (bool);
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static void*_drop_ports (void*);
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void actually_drop_ports ();
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void output_changed (IOChange, void*);
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sampleoffset_t _import_position;
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@ -32,8 +32,8 @@
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#include "ardour/disk_reader.h"
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#include "ardour/midi_playlist.h"
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#include "ardour/midi_region.h"
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#include "ardour/plugin.h"
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#include "ardour/plugin_insert.h"
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#include "ardour/plugin_manager.h"
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#include "ardour/profile.h"
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#include "ardour/region_factory.h"
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#include "ardour/route.h"
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@ -55,8 +55,6 @@ Auditioner::Auditioner (Session& s)
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, _seek_complete (false)
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, via_monitor (false)
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, _midi_audition (false)
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, _synth_added (false)
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, _synth_changed (false)
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, _queue_panic (false)
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, _import_position (0)
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{
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@ -76,10 +74,9 @@ Auditioner::init ()
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_output->add_port ("", this, DataType::MIDI);
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use_new_playlist (DataType::MIDI);
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lookup_synth();
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lookup_synth (false);
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_output->changed.connect_same_thread (*this, boost::bind (&Auditioner::output_changed, this, _1, _2));
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Config->ParameterChanged.connect_same_thread (*this, boost::bind (&Auditioner::config_changed, this, _1));
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return 0;
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}
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@ -92,41 +89,66 @@ Auditioner::~Auditioner ()
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asynth.reset ();
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}
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PluginInfoPtr
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Auditioner::lookup_synth_plugin_info (std::string const& uri) const
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{
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PluginManager& mgr (PluginManager::instance());
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PluginInfoList plugs;
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#ifdef LV2_SUPPORT
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plugs = mgr.lv2_plugin_info();
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#endif
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for (PluginInfoList::const_iterator i = plugs.begin (); i != plugs.end (); ++i) {
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if (uri == (*i)->unique_id){
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return (*i);
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}
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}
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return PluginInfoPtr ();
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}
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void
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Auditioner::lookup_synth ()
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Auditioner::lookup_synth (bool and_load)
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{
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string plugin_id = Config->get_midi_audition_synth_uri();
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asynth.reset ();
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if (!plugin_id.empty() || plugin_id == X_("@default@")) {
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boost::shared_ptr<Plugin> p;
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p = find_plugin (_session, plugin_id, ARDOUR::LV2);
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if (!p) {
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p = find_plugin (_session, "http://gareus.org/oss/lv2/gmsynth", ARDOUR::LV2);
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if (!p) {
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p = find_plugin (_session, "https://community.ardour.org/node/7596", ARDOUR::LV2);
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}
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if (p) {
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warning << _("Falling back to Reasonable Synth for Midi Audition") << endmsg;
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} else {
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warning << _("No synth for midi-audition found.") << endmsg;
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Config->set_midi_audition_synth_uri(""); // Don't check again for Reasonable Synth (ie --no-lv2)
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}
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}
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if (p) {
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if (plugin_id == X_("@default@")) {
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Config->set_midi_audition_synth_uri (p->get_info()->unique_id);
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}
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asynth = boost::shared_ptr<Processor> (new PluginInsert (_session, p));
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if (plugin_id.empty() && plugin_id != X_("@default@")) {
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return;
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}
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PluginInfoPtr nfo;
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nfo = lookup_synth_plugin_info (plugin_id);
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if (!nfo) {
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nfo = lookup_synth_plugin_info ("http://gareus.org/oss/lv2/gmsynth");
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}
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if (!nfo) {
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nfo = lookup_synth_plugin_info ("https://community.ardour.org/node/7596");
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if (nfo) {
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warning << _("Falling back to Reasonable Synth for Midi Audition") << endmsg;
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}
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}
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if (!nfo) {
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warning << _("No synth for midi-audition found.") << endmsg;
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Config->set_midi_audition_synth_uri(""); // Don't check again for Reasonable Synth
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return;
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}
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if (plugin_id == X_("@default@")) {
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Config->set_midi_audition_synth_uri (nfo->unique_id);
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}
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if (and_load) {
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assert (!asynth);
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boost::shared_ptr<Plugin> p = nfo->load (_session);
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asynth = boost::shared_ptr<Processor> (new PluginInsert (_session, p));
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}
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}
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void
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Auditioner::config_changed (std::string p)
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Auditioner::unload_synth (bool need_lock)
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{
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if (p == "midi-audition-synth-uri") {
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_synth_changed = true;
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if (!asynth) {
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return;
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}
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remove_processor (asynth, NULL, need_lock);
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asynth->drop_references ();
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asynth.reset ();
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}
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int
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@ -280,10 +302,8 @@ Auditioner::audition_region (boost::shared_ptr<Region> region)
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_midi_audition = false;
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if (_synth_added) {
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remove_processor(asynth);
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_synth_added = false;
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}
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unload_synth (true);
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midi_region.reset();
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_import_position = 0;
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@ -325,24 +345,14 @@ Auditioner::audition_region (boost::shared_ptr<Region> region)
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ProcessorStreams ps;
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if (_synth_changed && _synth_added) {
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remove_processor(asynth);
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_synth_added = false;
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}
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if (_synth_changed && !_synth_added) {
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_synth_added = false;
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lookup_synth();
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}
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unload_synth (true);
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lookup_synth (true);
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if (!_synth_added && asynth) {
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if (asynth) {
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int rv = add_processor (asynth, PreFader, &ps, true);
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if (rv) {
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error << _("Failed to load synth for MIDI-Audition.") << endmsg;
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} else {
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_synth_added = true;
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}
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} else {
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_queue_panic = true;
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}
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{
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@ -351,6 +361,7 @@ Auditioner::audition_region (boost::shared_ptr<Region> region)
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if (configure_processors (&ps)) {
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error << string_compose (_("Cannot setup auditioner processing flow for %1 channels"),
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region->n_channels()) << endmsg;
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unload_synth (true);
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return;
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}
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}
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@ -379,6 +390,7 @@ Auditioner::audition_region (boost::shared_ptr<Region> region)
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if (length == 0) {
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error << _("Cannot audition empty file.") << endmsg;
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unload_synth (true);
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return;
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}
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@ -403,6 +415,7 @@ Auditioner::play_audition (samplecnt_t nframes)
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if (g_atomic_int_get (&_auditioning) == 0) {
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silence (nframes);
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unload_synth (false);
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return 0;
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}
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@ -456,6 +469,7 @@ Auditioner::play_audition (samplecnt_t nframes)
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if (current_sample >= length + _import_position) {
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_session.cancel_audition ();
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unload_synth (false);
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return 0;
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} else {
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return need_butler ? 1 : 0;
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@ -1016,6 +1016,10 @@ Route::add_processors (const ProcessorList& others, boost::shared_ptr<Processor>
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pi->set_strict_io (_strict_io);
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if (is_auditioner()) {
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continue;
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}
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PluginSetupOptions mask = None;
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if (Config->get_ask_replace_instrument ()) {
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mask |= CanReplace;
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