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-rw-r--r--libs/ardour/SConscript8
-rw-r--r--libs/ardour/ardour/audio_unit.h6
-rw-r--r--libs/ardour/ardour/io.h6
-rw-r--r--libs/ardour/ardour/ladspa_plugin.h16
-rw-r--r--libs/ardour/ardour/lv2_plugin.h138
-rw-r--r--libs/ardour/ardour/plugin_manager.h19
-rw-r--r--libs/ardour/ardour/route.h5
-rw-r--r--libs/ardour/ardour/types.h1
-rw-r--r--libs/ardour/audio_diskstream.cc10
-rw-r--r--libs/ardour/io.cc9
-rw-r--r--libs/ardour/lv2_plugin.cc547
-rw-r--r--libs/ardour/plugin.cc10
-rw-r--r--libs/ardour/plugin_insert.cc13
-rw-r--r--libs/ardour/plugin_manager.cc28
-rw-r--r--libs/ardour/route.cc8
-rw-r--r--libs/ardour/session_command.cc5
16 files changed, 798 insertions, 31 deletions
diff --git a/libs/ardour/SConscript b/libs/ardour/SConscript
index dce544b622..bb66118b53 100644
--- a/libs/ardour/SConscript
+++ b/libs/ardour/SConscript
@@ -142,6 +142,7 @@ arch_specific_objects = [ ]
osc_files = [ 'osc.cc' ]
vst_files = [ 'vst_plugin.cc', 'session_vst.cc' ]
+lv2_files = [ 'lv2_plugin.cc' ]
audiounit_files = [ 'audio_unit.cc' ]
coreaudio_files = [ 'coreaudiosource.cc' ]
extra_sources = [ ]
@@ -151,6 +152,10 @@ if ardour['VST']:
extra_sources += vst_files
ardour.Append(CCFLAGS="-DVST_SUPPORT", CPPPATH="#libs/fst")
+if ardour['LV2']:
+ extra_sources += lv2_files
+ ardour.Append(CCFLAGS="-DHAVE_SLV2")
+
if ardour['LIBLO']:
extra_sources += osc_files
@@ -309,6 +314,9 @@ ardour.Merge ([
ardour.Merge ([ libraries['soundtouch'] ])
timefx_sources += [ 'st_stretch.cc', 'st_pitch.cc' ]
+if ardour['LV2']:
+ ardour.Merge ([ libraries['slv2'] ])
+
if ardour['LIBLO']:
ardour.Merge ([ libraries['lo'] ])
diff --git a/libs/ardour/ardour/audio_unit.h b/libs/ardour/ardour/audio_unit.h
index 115e008a54..c781e8200d 100644
--- a/libs/ardour/ardour/audio_unit.h
+++ b/libs/ardour/ardour/audio_unit.h
@@ -144,9 +144,9 @@ class AUPluginInfo : public PluginInfo {
private:
boost::shared_ptr<CAComponentDescription> descriptor;
- static void discover_music (PluginInfoList&);
- static void discover_fx (PluginInfoList&);
- static void discover_by_description (PluginInfoList&, CAComponentDescription&);
+ static void discover_music (PluginInfoList&);
+ static void discover_fx (PluginInfoList&);
+ static void discover_by_description (PluginInfoList&, CAComponentDescription&);
};
typedef boost::shared_ptr<AUPluginInfo> AUPluginInfoPtr;
diff --git a/libs/ardour/ardour/io.h b/libs/ardour/ardour/io.h
index 0ae9cef55a..bd3cfcc30e 100644
--- a/libs/ardour/ardour/io.h
+++ b/libs/ardour/ardour/io.h
@@ -95,6 +95,9 @@ class IO : public Automatable, public Latent
void set_output_minimum (ChanCount n);
void set_output_maximum (ChanCount n);
+ bool active() const { return _active; }
+ void set_active (bool yn);
+
DataType default_type() const { return _default_type; }
void set_default_type(DataType t) { _default_type = t; }
@@ -184,6 +187,8 @@ class IO : public Automatable, public Latent
const ChanCount& n_outputs () const { return _outputs.count(); }
void attach_buffers(ChanCount ignored);
+
+ sigc::signal<void> active_changed;
sigc::signal<void,IOChange,void*> input_changed;
sigc::signal<void,IOChange,void*> output_changed;
@@ -268,6 +273,7 @@ class IO : public Automatable, public Latent
protected:
Panner* _panner;
BufferSet* _output_buffers; //< Set directly to output port buffers
+ bool _active;
gain_t _gain;
gain_t _effective_gain;
gain_t _desired_gain;
diff --git a/libs/ardour/ardour/ladspa_plugin.h b/libs/ardour/ardour/ladspa_plugin.h
index 976584b687..b26e4120b1 100644
--- a/libs/ardour/ardour/ladspa_plugin.h
+++ b/libs/ardour/ardour/ladspa_plugin.h
@@ -20,7 +20,6 @@
#ifndef __ardour_ladspa_plugin_h__
#define __ardour_ladspa_plugin_h__
-#include <list>
#include <set>
#include <vector>
#include <string>
@@ -33,11 +32,6 @@
#include <jack/types.h>
#include <ardour/ladspa.h>
#include <ardour/plugin.h>
-#include <ardour/ladspa_plugin.h>
-
-using std::string;
-using std::vector;
-using std::list;
namespace ARDOUR {
class AudioEngine;
@@ -90,10 +84,10 @@ class LadspaPlugin : public ARDOUR::Plugin
void set_block_size (nframes_t nframes) {}
- int connect_and_run (BufferSet& bufs, uint32_t& in, uint32_t& out, nframes_t nframes, nframes_t offset);
- string describe_parameter (Parameter);
- string state_node_name() const { return "ladspa"; }
- void print_parameter (uint32_t, char*, uint32_t len) const;
+ int connect_and_run (BufferSet& bufs, uint32_t& in, uint32_t& out, nframes_t nframes, nframes_t offset);
+ std::string describe_parameter (Parameter);
+ std::string state_node_name() const { return "ladspa"; }
+ void print_parameter (uint32_t, char*, uint32_t len) const;
bool parameter_is_audio(uint32_t) const;
bool parameter_is_control(uint32_t) const;
@@ -103,7 +97,7 @@ class LadspaPlugin : public ARDOUR::Plugin
XMLNode& get_state();
int set_state(const XMLNode& node);
- bool save_preset(string name);
+ bool save_preset(std::string name);
bool has_editor() const { return false; }
diff --git a/libs/ardour/ardour/lv2_plugin.h b/libs/ardour/ardour/lv2_plugin.h
new file mode 100644
index 0000000000..40b3c669fa
--- /dev/null
+++ b/libs/ardour/ardour/lv2_plugin.h
@@ -0,0 +1,138 @@
+/*
+ Copyright (C) 2008 Paul Davis
+ Author: Dave Robillard
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+#ifndef __ardour_lv2_plugin_h__
+#define __ardour_lv2_plugin_h__
+
+#include <set>
+#include <vector>
+#include <string>
+#include <dlfcn.h>
+
+#include <sigc++/signal.h>
+
+#include <pbd/stateful.h>
+
+#include <jack/types.h>
+#include <slv2/slv2.h>
+#include <ardour/plugin.h>
+
+namespace ARDOUR {
+class AudioEngine;
+class Session;
+
+class LV2Plugin : public ARDOUR::Plugin
+{
+ public:
+ LV2Plugin (ARDOUR::AudioEngine&, ARDOUR::Session&, SLV2Plugin plugin, nframes_t sample_rate);
+ LV2Plugin (const LV2Plugin &);
+ ~LV2Plugin ();
+
+ /* Plugin interface */
+
+ std::string unique_id() const;
+ const char* label() const { return slv2_plugin_get_name(_plugin); }
+ const char* name() const { return slv2_plugin_get_name(_plugin); }
+ const char* maker() const { return slv2_plugin_get_author_name(_plugin); }
+ uint32_t parameter_count() const { return slv2_plugin_get_num_ports(_plugin); }
+ float default_value (uint32_t port);
+ nframes_t signal_latency() const;
+ void set_parameter (uint32_t port, float val);
+ float get_parameter (uint32_t port) const;
+ int get_parameter_descriptor (uint32_t which, ParameterDescriptor&) const;
+ uint32_t nth_parameter (uint32_t port, bool& ok) const;
+
+ std::set<Parameter> automatable() const;
+
+ void activate () {
+ if (!_was_activated) {
+ slv2_instance_activate(_instance);
+ _was_activated = true;
+ }
+ }
+
+ void deactivate () {
+ if (_was_activated) {
+ slv2_instance_deactivate(_instance);
+ _was_activated = false;
+ }
+ }
+
+ void cleanup () {
+ activate();
+ deactivate();
+ slv2_instance_free(_instance);
+ _instance = NULL;
+ }
+
+ void set_block_size (nframes_t nframes) {}
+
+ int connect_and_run (BufferSet& bufs, uint32_t& in, uint32_t& out, nframes_t nframes, nframes_t offset);
+ std::string describe_parameter (Parameter);
+ std::string state_node_name() const { return "lv2"; }
+ void print_parameter (uint32_t, char*, uint32_t len) const;
+
+ bool parameter_is_audio(uint32_t) const;
+ bool parameter_is_control(uint32_t) const;
+ bool parameter_is_input(uint32_t) const;
+ bool parameter_is_output(uint32_t) const;
+ bool parameter_is_toggled(uint32_t) const;
+
+ XMLNode& get_state();
+ int set_state(const XMLNode& node);
+ bool save_preset(std::string name);
+
+ bool has_editor() const { return false; }
+
+ int require_output_streams (uint32_t);
+
+ private:
+ void* _module;
+ SLV2Plugin _plugin;
+ SLV2Template _template;
+ SLV2Instance _instance;
+ nframes_t _sample_rate;
+ float* _control_data;
+ float* _shadow_data;
+ float* _latency_control_port;
+ bool _was_activated;
+ vector<bool> _port_is_input;
+
+ void init (SLV2Plugin plugin, nframes_t rate);
+ void run (nframes_t nsamples);
+ void latency_compute_run ();
+};
+
+class LV2PluginInfo : public PluginInfo {
+public:
+ LV2PluginInfo (void* slv2_plugin);;
+ ~LV2PluginInfo ();;
+ static PluginInfoList discover (void* slv2_world);
+
+ PluginPtr load (Session& session);
+
+ void* _slv2_plugin;
+};
+
+typedef boost::shared_ptr<LV2PluginInfo> LV2PluginInfoPtr;
+
+} // namespace ARDOUR
+
+#endif /* __ardour_lv2_plugin_h__ */
diff --git a/libs/ardour/ardour/plugin_manager.h b/libs/ardour/ardour/plugin_manager.h
index 64b871104b..dd50a079e3 100644
--- a/libs/ardour/ardour/plugin_manager.h
+++ b/libs/ardour/ardour/plugin_manager.h
@@ -27,20 +27,23 @@
#include <ardour/types.h>
#include <ardour/plugin.h>
+#ifdef HAVE_SLV2
+#include <slv2/slv2.h>
+#endif
+
namespace ARDOUR {
class Plugin;
-class Session;
-class AudioEngine;
class PluginManager {
public:
PluginManager ();
~PluginManager ();
- ARDOUR::PluginInfoList &vst_plugin_info () { return _vst_plugin_info; }
+ ARDOUR::PluginInfoList &vst_plugin_info () { return _vst_plugin_info; }
ARDOUR::PluginInfoList &ladspa_plugin_info () { return _ladspa_plugin_info; }
- ARDOUR::PluginInfoList &au_plugin_info () { return _au_plugin_info; }
+ ARDOUR::PluginInfoList &lv2_plugin_info () { return _lv2_plugin_info; }
+ ARDOUR::PluginInfoList &au_plugin_info () { return _au_plugin_info; }
void refresh ();
@@ -52,7 +55,12 @@ class PluginManager {
private:
ARDOUR::PluginInfoList _vst_plugin_info;
ARDOUR::PluginInfoList _ladspa_plugin_info;
+ ARDOUR::PluginInfoList _lv2_plugin_info;
ARDOUR::PluginInfoList _au_plugin_info;
+
+#ifdef HAVE_SLV2
+ SLV2World _lv2_world;
+#endif
std::map<uint32_t, std::string> rdf_type;
@@ -69,6 +77,9 @@ class PluginManager {
int au_discover ();
void au_refresh ();
+
+ int lv2_discover ();
+ void lv2_refresh ();
int vst_discover_from_path (std::string path);
int vst_discover (std::string path);
diff --git a/libs/ardour/ardour/route.h b/libs/ardour/ardour/route.h
index d2e40501f1..2466f37996 100644
--- a/libs/ardour/ardour/route.h
+++ b/libs/ardour/ardour/route.h
@@ -110,9 +110,6 @@ class Route : public IO
void set_gain (gain_t val, void *src);
void inc_gain (gain_t delta, void *src);
- bool active() const { return _active; }
- void set_active (bool yn);
-
void set_solo (bool yn, void *src);
bool soloed() const { return _soloed; }
@@ -203,7 +200,6 @@ class Route : public IO
sigc::signal<void,void*> record_enable_changed;
sigc::signal<void,void*> edit_group_changed;
sigc::signal<void,void*> mix_group_changed;
- sigc::signal<void> active_changed;
sigc::signal<void,void*> meter_change;
sigc::signal<void> signal_latency_changed;
sigc::signal<void> initial_delay_changed;
@@ -280,7 +276,6 @@ class Route : public IO
bool _soloed : 1;
bool _solo_safe : 1;
bool _recordable : 1;
- bool _active : 1;
bool _mute_affects_pre_fader : 1;
bool _mute_affects_post_fader : 1;
bool _mute_affects_control_outs : 1;
diff --git a/libs/ardour/ardour/types.h b/libs/ardour/ardour/types.h
index dd151abaf6..cc756b0ec6 100644
--- a/libs/ardour/ardour/types.h
+++ b/libs/ardour/ardour/types.h
@@ -350,6 +350,7 @@ namespace ARDOUR {
enum PluginType {
AudioUnit,
LADSPA,
+ LV2,
VST
};
diff --git a/libs/ardour/audio_diskstream.cc b/libs/ardour/audio_diskstream.cc
index c36c9de184..d65183a84f 100644
--- a/libs/ardour/audio_diskstream.cc
+++ b/libs/ardour/audio_diskstream.cc
@@ -523,6 +523,11 @@ AudioDiskstream::process (nframes_t transport_frame, nframes_t nframes, nframes_
commit_should_unlock = false;
+ if (!_io->active()) {
+ _processed = true;
+ return 0;
+ }
+
check_record_status (transport_frame, nframes, can_record);
nominally_recording = (can_record && re);
@@ -744,6 +749,7 @@ AudioDiskstream::process (nframes_t transport_frame, nframes_t nframes, nframes_
nframes_t total = chaninfo->playback_vector.len[0] + chaninfo->playback_vector.len[1];
if (necessary_samples > total) {
+ cerr << "underrun for " << _name << endl;
DiskUnderrun ();
goto out;
@@ -828,6 +834,10 @@ AudioDiskstream::commit (nframes_t nframes)
{
bool need_butler = false;
+ if (!_io->active()) {
+ return false;
+ }
+
if (_actual_speed < 0.0) {
playback_sample -= playback_distance;
} else {
diff --git a/libs/ardour/io.cc b/libs/ardour/io.cc
index 7a2ae2aad9..8231218e63 100644
--- a/libs/ardour/io.cc
+++ b/libs/ardour/io.cc
@@ -102,6 +102,7 @@ IO::IO (Session& s, const string& name,
DataType default_type, bool public_ports)
: Automatable (s, name),
_output_buffers (new BufferSet()),
+ _active(true),
_default_type (default_type),
_public_ports (public_ports),
_input_minimum (ChanCount::ZERO),
@@ -2350,6 +2351,14 @@ IO::find_output_port_hole ()
return n;
}
+void
+IO::set_active (bool yn)
+{
+ _active = yn;
+ active_changed(); /* EMIT SIGNAL */
+}
+
+
AudioPort*
IO::audio_input(uint32_t n) const
{
diff --git a/libs/ardour/lv2_plugin.cc b/libs/ardour/lv2_plugin.cc
new file mode 100644
index 0000000000..5df3756364
--- /dev/null
+++ b/libs/ardour/lv2_plugin.cc
@@ -0,0 +1,547 @@
+/*
+ Copyright (C) 2008 Paul Davis
+ Author: Dave Robillard
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+#include <vector>
+#include <string>
+
+#include <cstdlib>
+#include <cmath>
+
+#include <pbd/compose.h>
+#include <pbd/error.h>
+#include <pbd/pathscanner.h>
+#include <pbd/xml++.h>
+
+#include <ardour/ardour.h>
+#include <ardour/session.h>
+#include <ardour/audioengine.h>
+#include <ardour/lv2_plugin.h>
+
+#include <pbd/stl_delete.h>
+
+#include "i18n.h"
+#include <locale.h>
+
+using namespace std;
+using namespace ARDOUR;
+using namespace PBD;
+
+LV2Plugin::LV2Plugin (AudioEngine& e, Session& session, SLV2Plugin plugin, nframes_t rate)
+ : Plugin (e, session)
+{
+ init (plugin, rate);
+}
+
+LV2Plugin::LV2Plugin (const LV2Plugin &other)
+ : Plugin (other)
+{
+ init (other._plugin, other._sample_rate);
+
+ for (uint32_t i = 0; i < parameter_count(); ++i) {
+ _control_data[i] = other._shadow_data[i];
+ _shadow_data[i] = other._shadow_data[i];
+ }
+}
+
+void
+LV2Plugin::init (SLV2Plugin plugin, nframes_t rate)
+{
+ _plugin = plugin;
+ _template = slv2_plugin_get_template(plugin);
+ _control_data = 0;
+ _shadow_data = 0;
+ _latency_control_port = 0;
+ _was_activated = false;
+
+ _instance = slv2_plugin_instantiate(plugin, rate, NULL);
+
+ if (_instance == 0) {
+ error << _("LV2: Failed to instantiate plugin ") << slv2_plugin_get_uri(plugin) << endl;
+ throw failed_constructor();
+ }
+
+ if (slv2_plugin_has_feature(plugin, "http://lv2plug.in/ns/lv2core#inPlaceBroken")) {
+ error << string_compose(_("LV2: \"%1\" cannot be used, since it cannot do inplace processing"), slv2_plugin_get_name(plugin)) << endmsg;
+ throw failed_constructor();
+ }
+
+ _sample_rate = rate;
+
+ const uint32_t num_ports = slv2_plugin_get_num_ports(plugin);
+
+ _control_data = new float[num_ports];
+ _shadow_data = new float[num_ports];
+
+ const bool latent = slv2_plugin_has_latency(plugin);
+ uint32_t latency_port = (latent ? slv2_plugin_get_latency_port(plugin) : 0);
+
+ for (uint32_t i = 0; i < num_ports; ++i) {
+ if (parameter_is_control(i)) {
+ slv2_instance_connect_port (_instance, i, &_control_data[i]);
+
+ if (latent && i == latency_port) {
+ _latency_control_port = &_control_data[i];
+ *_latency_control_port = 0;
+ }
+
+ if (parameter_is_input(i)) {
+ _shadow_data[i] = default_value (i);
+ }
+ }
+ }
+
+ latency_compute_run ();
+}
+
+LV2Plugin::~LV2Plugin ()
+{
+ deactivate ();
+ cleanup ();
+
+ GoingAway (); /* EMIT SIGNAL */
+
+ slv2_instance_free(_instance);
+
+ if (_control_data) {
+ delete [] _control_data;
+ }
+
+ if (_shadow_data) {
+ delete [] _shadow_data;
+ }
+}
+
+string
+LV2Plugin::unique_id() const
+{
+ return slv2_plugin_get_uri(_plugin);
+}
+
+
+float
+LV2Plugin::default_value (uint32_t port)
+{
+ return slv2_port_get_default_value(_plugin,
+ slv2_plugin_get_port_by_index(_plugin, port));
+}
+
+void
+LV2Plugin::set_parameter (uint32_t which, float val)
+{
+ if (which < slv2_plugin_get_num_ports(_plugin)) {
+ _shadow_data[which] = val;
+#if 0
+ ParameterChanged (which, val); /* EMIT SIGNAL */
+
+ if (which < parameter_count() && controls[which]) {
+ controls[which]->Changed ();
+ }
+#endif
+
+ } else {
+ warning << string_compose (_("Illegal parameter number used with plugin \"%1\"."
+ "This is a bug in either Ardour or the LV2 plugin (%2)"),
+ name(), unique_id()) << endmsg;
+ }
+}
+
+float
+LV2Plugin::get_parameter (uint32_t which) const
+{
+ if (parameter_is_input(which)) {
+ return (float) _shadow_data[which];
+ } else {
+ return (float) _control_data[which];
+ }
+ return 0.0f;
+}
+
+uint32_t
+LV2Plugin::nth_parameter (uint32_t n, bool& ok) const
+{
+ uint32_t x, c;
+
+ ok = false;
+
+ for (c = 0, x = 0; x < slv2_plugin_get_num_ports(_plugin); ++x) {
+ if (parameter_is_control (x)) {
+ if (c++ == n) {
+ ok = true;
+ return x;
+ }
+ }
+ }
+
+ return 0;
+}
+
+XMLNode&
+LV2Plugin::get_state()
+{
+ XMLNode *root = new XMLNode(state_node_name());
+ XMLNode *child;
+ char buf[16];
+ LocaleGuard lg (X_("POSIX"));
+
+ for (uint32_t i = 0; i < parameter_count(); ++i){
+
+ if (parameter_is_input(i) && parameter_is_control(i)) {
+ child = new XMLNode("port");
+ snprintf(buf, sizeof(buf), "%u", i);
+ child->add_property("number", string(buf));
+ snprintf(buf, sizeof(buf), "%+f", _shadow_data[i]);
+ child->add_property("value", string(buf));
+ root->add_child_nocopy (*child);
+
+ /*if (i < controls.size() && controls[i]) {
+ root->add_child_nocopy (controls[i]->get_state());
+ }*/
+ }
+ }
+
+ return *root;
+}
+
+bool
+LV2Plugin::save_preset (string name)
+{
+ return Plugin::save_preset (name, "lv2");
+}
+
+int
+LV2Plugin::set_state(const XMLNode& node)
+{
+ XMLNodeList nodes;
+ XMLProperty *prop;
+ XMLNodeConstIterator iter;
+ XMLNode *child;
+ const char *port;
+ const char *data;
+ uint32_t port_id;
+ LocaleGuard lg (X_("POSIX"));
+
+ if (node.name() != state_node_name()) {
+ error << _("Bad node sent to LV2Plugin::set_state") << endmsg;
+ return -1;
+ }
+
+ nodes = node.children ("port");
+
+ for(iter = nodes.begin(); iter != nodes.end(); ++iter){
+
+ child = *iter;
+
+ if ((prop = child->property("number")) != 0) {
+ port = prop->value().c_str();
+ } else {
+ warning << _("LV2: no lv2 port number") << endmsg;
+ continue;
+ }
+
+ if ((prop = child->property("value")) != 0) {
+ data = prop->value().c_str();
+ } else {
+ warning << _("LV2: no lv2 port data") << endmsg;
+ continue;
+ }
+
+ sscanf (port, "%" PRIu32, &port_id);
+ set_parameter (port_id, atof(data));
+ }
+
+ latency_compute_run ();
+
+ return 0;
+}
+
+int
+LV2Plugin::get_parameter_descriptor (uint32_t which, ParameterDescriptor& desc) const
+{
+ SLV2Port port = slv2_plugin_get_port_by_index(_plugin, which);
+
+ #define LV2_URI "http://lv2plug.in/ns/lv2core#"
+
+ desc.integer_step = slv2_port_has_property(_plugin, port, LV2_URI "integer");
+ desc.toggled = slv2_port_has_property(_plugin, port, LV2_URI "toggled");
+ desc.logarithmic = false; // TODO (LV2 extension)
+ desc.sr_dependent = slv2_port_has_property(_plugin, port, LV2_URI "sampleRate");
+ desc.label = slv2_port_get_name(_plugin, port);
+ desc.lower = slv2_port_get_minimum_value(_plugin, port);
+ desc.upper = slv2_port_get_maximum_value(_plugin, port);
+ desc.min_unbound = false; // TODO (LV2 extension)
+ desc.max_unbound = false; // TODO (LV2 extension)
+
+ if (desc.integer_step) {
+ desc.step = 1.0;
+ desc.smallstep = 0.1;
+ desc.largestep = 10.0;
+ } else {
+ const float delta = desc.upper - desc.lower;
+ desc.step = delta / 1000.0f;
+ desc.smallstep = delta / 10000.0f;
+ desc.largestep = delta/10.0f;
+ }
+
+ return 0;
+}
+
+
+string
+LV2Plugin::describe_parameter (Parameter which)
+{
+ if (which.type() == PluginAutomation && which.id() < parameter_count()) {
+ return slv2_port_get_name(_plugin,
+ slv2_plugin_get_port_by_index(_plugin, which));
+ } else {
+ return "??";
+ }
+}
+
+nframes_t
+LV2Plugin::signal_latency () const
+{
+ if (_latency_control_port) {
+ return (nframes_t) floor (*_latency_control_port);
+ } else {
+ return 0;
+ }
+}
+
+set<Parameter>
+LV2Plugin::automatable () const
+{
+ set<Parameter> ret;
+
+ for (uint32_t i = 0; i < parameter_count(); ++i){
+ if (parameter_is_input(i) && parameter_is_control(i)) {
+ ret.insert (ret.end(), Parameter(PluginAutomation, i));
+ }
+ }
+
+ return ret;
+}
+
+int
+LV2Plugin::connect_and_run (BufferSet& bufs, uint32_t& in_index, uint32_t& out_index, nframes_t nframes, nframes_t offset)
+{
+ uint32_t port_index;
+ cycles_t then, now;
+
+ port_index = 0;
+
+ then = get_cycles ();
+
+ const uint32_t nbufs = bufs.count().n_audio();
+
+ while (port_index < parameter_count()) {
+ if (parameter_is_audio(port_index)) {
+ if (parameter_is_input(port_index)) {
+ const size_t index = min(in_index, nbufs - 1);
+ slv2_instance_connect_port(_instance, port_index,
+ bufs.get_audio(index).data(nframes, offset));
+ in_index++;
+ } else if (parameter_is_output(port_index)) {
+ const size_t index = min(out_index,nbufs - 1);
+ slv2_instance_connect_port(_instance, port_index,
+ bufs.get_audio(index).data(nframes, offset));
+ out_index++;
+ }
+ }
+ port_index++;
+ }
+
+ run (nframes);
+ now = get_cycles ();
+ set_cycles ((uint32_t) (now - then));
+
+ return 0;
+}
+
+bool
+LV2Plugin::parameter_is_control (uint32_t param) const
+{
+ SLV2PortSignature sig = slv2_template_get_port(_template, param);
+ return (slv2_port_signature_get_type(sig) == SLV2_PORT_DATA_TYPE_CONTROL);
+}
+
+bool
+LV2Plugin::parameter_is_audio (uint32_t param) const
+{
+ SLV2PortSignature sig = slv2_template_get_port(_template, param);
+ return (slv2_port_signature_get_type(sig) == SLV2_PORT_DATA_TYPE_AUDIO);
+}
+
+bool
+LV2Plugin::parameter_is_output (uint32_t param) const
+{
+ SLV2PortSignature sig = slv2_template_get_port(_template, param);
+ return (slv2_port_signature_get_direction(sig) == SLV2_PORT_DIRECTION_OUTPUT);
+}
+
+bool
+LV2Plugin::parameter_is_input (uint32_t param) const
+{
+ SLV2PortSignature sig = slv2_template_get_port(_template, param);
+ return (slv2_port_signature_get_direction(sig) == SLV2_PORT_DIRECTION_INPUT);
+}
+
+void
+LV2Plugin::print_parameter (uint32_t param, char *buf, uint32_t len) const
+{
+ if (buf && len) {
+ if (param < parameter_count()) {
+ snprintf (buf, len, "%.3f", get_parameter (param));
+ } else {
+ strcat (buf, "0");
+ }
+ }
+}
+
+void
+LV2Plugin::run (nframes_t nframes)
+{
+ for (uint32_t i = 0; i < parameter_count(); ++i) {
+ SLV2PortSignature sig = slv2_template_get_port(_template, i);
+ if (slv2_port_signature_get_type(sig) == SLV2_PORT_DATA_TYPE_CONTROL
+ && slv2_port_signature_get_direction(sig) == SLV2_PORT_DIRECTION_INPUT) {
+ _control_data[i] = _shadow_data[i];
+ }
+ }
+
+ slv2_instance_run(_instance, nframes);
+}
+
+void
+LV2Plugin::latency_compute_run ()
+{
+ if (!_latency_control_port) {
+ return;
+ }
+
+ /* we need to run the plugin so that it can set its latency
+ parameter.
+ */
+
+ activate ();
+
+ uint32_t port_index = 0;
+ uint32_t in_index = 0;
+ uint32_t out_index = 0;
+ const nframes_t bufsize = 1024;
+ float buffer[bufsize];
+
+ memset(buffer,0,sizeof(float)*bufsize);
+
+ /* Note that we've already required that plugins
+ be able to handle in-place processing.
+ */
+
+ port_index = 0;
+
+ while (port_index < parameter_count()) {
+ if (parameter_is_audio (port_index)) {
+ if (parameter_is_input (port_index)) {
+ slv2_instance_connect_port (_instance, port_index, buffer);
+ in_index++;
+ } else if (parameter_is_output (port_index)) {
+ slv2_instance_connect_port (_instance, port_index, buffer);
+ out_index++;
+ }
+ }
+ port_index++;
+ }
+
+ run (bufsize);
+ deactivate ();
+}
+
+LV2PluginInfo::LV2PluginInfo (void* slv2_plugin)
+ : _slv2_plugin(slv2_plugin)
+{
+}
+
+LV2PluginInfo::~LV2PluginInfo()
+{
+}
+
+PluginPtr
+LV2PluginInfo::load (Session& session)
+{
+ SLV2Plugin p = (SLV2Plugin)_slv2_plugin;
+
+ try {
+ PluginPtr plugin;
+
+ plugin.reset (new LV2Plugin (session.engine(), session, p, session.frame_rate()));
+
+ plugin->set_info(PluginInfoPtr(new LV2PluginInfo(*this)));
+ return plugin;
+ }
+
+ catch (failed_constructor &err) {
+ return PluginPtr ((Plugin*) 0);
+ }
+
+ return PluginPtr();
+}
+
+PluginInfoList
+LV2PluginInfo::discover (void* slv2_world)
+{
+ PluginInfoList plugs;
+
+ SLV2Plugins plugins = slv2_world_get_all_plugins((SLV2World)slv2_world);
+
+ for (unsigned i=0; i < slv2_plugins_size(plugins); ++i) {
+ SLV2Plugin p = slv2_plugins_get_at(plugins, i);
+ LV2PluginInfoPtr info (new LV2PluginInfo(p));
+
+ info->name = slv2_plugin_get_name(p);
+
+ SLV2PluginClass pclass = slv2_plugin_get_class(p);
+ info->category = slv2_plugin_class_get_label(pclass);
+
+ char* author_name = slv2_plugin_get_author_name(p);
+ info->creator = author_name ? string(author_name) : "Unknown";
+ free(author_name);
+
+ info->path = "/NOPATH"; // Meaningless for LV2
+
+ SLV2Template io = slv2_plugin_get_template(p);
+
+ info->n_inputs.set_audio(slv2_template_get_num_ports_of_type(io,
+ SLV2_PORT_DIRECTION_INPUT, SLV2_PORT_DATA_TYPE_AUDIO));
+ info->n_outputs.set_audio(slv2_template_get_num_ports_of_type(io,
+ SLV2_PORT_DIRECTION_OUTPUT, SLV2_PORT_DATA_TYPE_AUDIO));
+
+ info->n_inputs.set_midi(slv2_template_get_num_ports_of_type(io,
+ SLV2_PORT_DIRECTION_INPUT, SLV2_PORT_DATA_TYPE_MIDI));
+ info->n_outputs.set_midi(slv2_template_get_num_ports_of_type(io,
+ SLV2_PORT_DIRECTION_OUTPUT, SLV2_PORT_DATA_TYPE_MIDI));
+
+ info->unique_id = slv2_plugin_get_uri(p);
+ info->index = 0; // Meaningless for LV2
+
+ plugs.push_back (info);
+ }
+
+ return plugs;
+}
+
diff --git a/libs/ardour/plugin.cc b/libs/ardour/plugin.cc
index 7f3f21b1fe..95629f2561 100644
--- a/libs/ardour/plugin.cc
+++ b/libs/ardour/plugin.cc
@@ -44,6 +44,10 @@
#include <ardour/audio_unit.h>
#endif
+#ifdef HAVE_SLV2
+#include <ardour/lv2_plugin.h>
+#endif
+
#include <pbd/stl_delete.h>
#include "i18n.h"
@@ -190,6 +194,12 @@ ARDOUR::find_plugin(Session& session, string identifier, PluginType type)
case ARDOUR::LADSPA:
plugs = mgr->ladspa_plugin_info();
break;
+
+#ifdef HAVE_SLV2
+ case ARDOUR::LV2:
+ plugs = mgr->lv2_plugin_info();
+ break;
+#endif
#ifdef VST_SUPPORT
case ARDOUR::VST:
diff --git a/libs/ardour/plugin_insert.cc b/libs/ardour/plugin_insert.cc
index 4153f26e85..26d344dee4 100644
--- a/libs/ardour/plugin_insert.cc
+++ b/libs/ardour/plugin_insert.cc
@@ -32,6 +32,10 @@
#include <ardour/buffer_set.h>
#include <ardour/automation_event.h>
+#ifdef HAVE_SLV2
+#include <ardour/lv2_plugin.h>
+#endif
+
#ifdef VST_SUPPORT
#include <ardour/vst_plugin.h>
#endif
@@ -433,6 +437,9 @@ boost::shared_ptr<Plugin>
PluginInsert::plugin_factory (boost::shared_ptr<Plugin> other)
{
boost::shared_ptr<LadspaPlugin> lp;
+#ifdef HAVE_SLV2
+ boost::shared_ptr<LV2Plugin> lv2p;
+#endif
#ifdef VST_SUPPORT
boost::shared_ptr<VSTPlugin> vp;
#endif
@@ -442,6 +449,10 @@ PluginInsert::plugin_factory (boost::shared_ptr<Plugin> other)
if ((lp = boost::dynamic_pointer_cast<LadspaPlugin> (other)) != 0) {
return boost::shared_ptr<Plugin> (new LadspaPlugin (*lp));
+#ifdef HAVE_SLV2
+ } else if ((lv2p = boost::dynamic_pointer_cast<LV2Plugin> (other)) != 0) {
+ return boost::shared_ptr<Plugin> (new LV2Plugin (*lv2p));
+#endif
#ifdef VST_SUPPORT
} else if ((vp = boost::dynamic_pointer_cast<VSTPlugin> (other)) != 0) {
return boost::shared_ptr<Plugin> (new VSTPlugin (*vp));
@@ -650,6 +661,8 @@ PluginInsert::set_state(const XMLNode& node)
if (prop->value() == X_("ladspa") || prop->value() == X_("Ladspa")) { /* handle old school sessions */
type = ARDOUR::LADSPA;
+ } else if (prop->value() == X_("lv2")) {
+ type = ARDOUR::LV2;
} else if (prop->value() == X_("vst")) {
type = ARDOUR::VST;
} else {
diff --git a/libs/ardour/plugin_manager.cc b/libs/ardour/plugin_manager.cc
index d321d6f259..ae5d6f52ee 100644
--- a/libs/ardour/plugin_manager.cc
+++ b/libs/ardour/plugin_manager.cc
@@ -39,6 +39,11 @@
#include <ardour/plugin.h>
#include <ardour/ladspa_plugin.h>
+#ifdef HAVE_SLV2
+#include <slv2/slv2.h>
+#include <ardour/lv2_plugin.h>
+#endif
+
#ifdef VST_SUPPORT
#include <ardour/vst_plugin.h>
#endif
@@ -104,6 +109,11 @@ PluginManager::PluginManager ()
ladspa_plugin_whitelist.push_back (2150); // tap pitch shifter
}
+#ifdef HAVE_SLV2
+ _lv2_world = slv2_world_new();
+ slv2_world_load_all(_lv2_world);
+#endif
+
refresh ();
}
@@ -111,6 +121,9 @@ void
PluginManager::refresh ()
{
ladspa_refresh ();
+#ifdef HAVE_SLV2
+ lv2_refresh ();
+#endif
#ifdef VST_SUPPORT
if (Config->get_use_vst()) {
vst_refresh ();
@@ -345,6 +358,21 @@ PluginManager::get_ladspa_category (uint32_t plugin_id)
return label;
}
+#ifdef HAVE_SLV2
+void
+PluginManager::lv2_refresh ()
+{
+ lv2_discover();
+}
+
+int
+PluginManager::lv2_discover ()
+{
+ _lv2_plugin_info = LV2PluginInfo::discover(_lv2_world);
+ return 0;
+}
+#endif
+
#ifdef HAVE_AUDIOUNITS
void
PluginManager::au_refresh ()
diff --git a/libs/ardour/route.cc b/libs/ardour/route.cc
index 084c4e58b5..fd0d99e87a 100644
--- a/libs/ardour/route.cc
+++ b/libs/ardour/route.cc
@@ -1666,6 +1666,7 @@ Route::add_processor_from_xml (const XMLNode& node)
bool have_insert = false;
if (prop->value() == "ladspa" || prop->value() == "Ladspa" ||
+ prop->value() == "lv2" ||
prop->value() == "vst" ||
prop->value() == "audiounit") {
@@ -2282,13 +2283,6 @@ Route::get_mute_config (mute_type t)
}
void
-Route::set_active (bool yn)
-{
- _active = yn;
- active_changed(); /* EMIT SIGNAL */
-}
-
-void
Route::handle_transport_stopped (bool abort_ignored, bool did_locate, bool can_flush_processors)
{
nframes_t now = _session.transport_frame();
diff --git a/libs/ardour/session_command.cc b/libs/ardour/session_command.cc
index 534f2ffe81..e8670e7199 100644
--- a/libs/ardour/session_command.cc
+++ b/libs/ardour/session_command.cc
@@ -90,7 +90,10 @@ Session::memento_command_factory(XMLNode *n)
if (sources.count(id))
return new MementoCommand<Source>(*sources[id], before, after);
} else if (obj_T == typeid (Location).name()) {
- return new MementoCommand<Location>(*_locations.get_location_by_id(id), before, after);
+ Location* loc = _locations.get_location_by_id(id);
+ if (loc) {
+ return new MementoCommand<Location>(*loc, before, after);
+ }
} else if (obj_T == typeid (Locations).name()) {
return new MementoCommand<Locations>(_locations, before, after);
} else if (obj_T == typeid (TempoMap).name()) {
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-29 03:36:23 +0000