X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fladspa_plugin.cc;h=d9a1ad074b2653f5c90b45c7f827b354668aeea4;hb=78986385e17b82a6704c8792fb21a42cd86add9a;hp=0614e3334d1d171a5aa6ce7d07841d36a0b78337;hpb=e75fe398ac633fc247610c998e724e9b40c66090;p=ardour.git diff --git a/libs/ardour/ladspa_plugin.cc b/libs/ardour/ladspa_plugin.cc index 0614e3334d..d9a1ad074b 100644 --- a/libs/ardour/ladspa_plugin.cc +++ b/libs/ardour/ladspa_plugin.cc @@ -1,5 +1,5 @@ /* - Copyright (C) 2000-2006 Paul Davis + Copyright (C) 2000-2006 Paul Davis 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 @@ -32,19 +32,20 @@ #include -#include -#include -#include +#include "pbd/compose.h" +#include "pbd/error.h" +#include "pbd/xml++.h" -#include +#include "midi++/manager.h" -#include -#include -#include -#include -#include +#include "ardour/ardour.h" +#include "ardour/session.h" +#include "ardour/audioengine.h" +#include "ardour/ladspa_plugin.h" +#include "ardour/buffer_set.h" +#include "ardour/audio_buffer.h" -#include +#include "pbd/stl_delete.h" #include "i18n.h" #include @@ -62,11 +63,11 @@ LadspaPlugin::LadspaPlugin (void *mod, AudioEngine& e, Session& session, uint32_ LadspaPlugin::LadspaPlugin (const LadspaPlugin &other) : Plugin (other) { - init (other.module, other._index, other.sample_rate); + init (other._module, other._index, 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]; + _control_data[i] = other._shadow_data[i]; + _shadow_data[i] = other._shadow_data[i]; } } @@ -77,61 +78,61 @@ LadspaPlugin::init (void *mod, uint32_t index, nframes_t rate) uint32_t i, port_cnt; const char *errstr; - module = mod; - control_data = 0; - shadow_data = 0; - latency_control_port = 0; - was_activated = false; + _module = mod; + _control_data = 0; + _shadow_data = 0; + _latency_control_port = 0; + _was_activated = false; - dfunc = (LADSPA_Descriptor_Function) dlsym (module, "ladspa_descriptor"); + dfunc = (LADSPA_Descriptor_Function) dlsym (_module, "ladspa_descriptor"); if ((errstr = dlerror()) != NULL) { error << _("LADSPA: module has no descriptor function.") << endmsg; throw failed_constructor(); } - if ((descriptor = dfunc (index)) == 0) { + if ((_descriptor = dfunc (index)) == 0) { error << _("LADSPA: plugin has gone away since discovery!") << endmsg; throw failed_constructor(); } _index = index; - if (LADSPA_IS_INPLACE_BROKEN(descriptor->Properties)) { - error << string_compose(_("LADSPA: \"%1\" cannot be used, since it cannot do inplace processing"), descriptor->Name) << endmsg; + if (LADSPA_IS_INPLACE_BROKEN(_descriptor->Properties)) { + error << string_compose(_("LADSPA: \"%1\" cannot be used, since it cannot do inplace processing"), _descriptor->Name) << endmsg; throw failed_constructor(); } - - sample_rate = rate; - if (descriptor->instantiate == 0) { + _sample_rate = rate; + + if (_descriptor->instantiate == 0) { throw failed_constructor(); } - if ((handle = descriptor->instantiate (descriptor, rate)) == 0) { + if ((_handle = _descriptor->instantiate (_descriptor, rate)) == 0) { throw failed_constructor(); } port_cnt = parameter_count(); - control_data = new LADSPA_Data[port_cnt]; - shadow_data = new LADSPA_Data[port_cnt]; + _control_data = new LADSPA_Data[port_cnt]; + _shadow_data = new LADSPA_Data[port_cnt]; for (i = 0; i < port_cnt; ++i) { if (LADSPA_IS_PORT_CONTROL(port_descriptor (i))) { - connect_port (i, &control_data[i]); - + connect_port (i, &_control_data[i]); + if (LADSPA_IS_PORT_OUTPUT(port_descriptor (i)) && strcmp (port_names()[i], X_("latency")) == 0) { - latency_control_port = &control_data[i]; - *latency_control_port = 0; + _latency_control_port = &_control_data[i]; + *_latency_control_port = 0; } if (!LADSPA_IS_PORT_INPUT(port_descriptor (i))) { continue; } - - shadow_data[i] = default_value (i); + + _shadow_data[i] = default_value (i); } } @@ -143,46 +144,20 @@ LadspaPlugin::~LadspaPlugin () deactivate (); cleanup (); - GoingAway (); /* EMIT SIGNAL */ - /* XXX who should close a plugin? */ // dlclose (module); - if (control_data) { - delete [] control_data; - } - - if (shadow_data) { - delete [] shadow_data; - } -} - -void -LadspaPlugin::store_state (PluginState& state) -{ - state.parameters.clear (); - - for (uint32_t i = 0; i < parameter_count(); ++i){ - - if (LADSPA_IS_PORT_INPUT(port_descriptor (i)) && - LADSPA_IS_PORT_CONTROL(port_descriptor (i))){ - pair datum; - - datum.first = i; - datum.second = shadow_data[i]; - - state.parameters.insert (datum); - } - } + delete [] _control_data; + delete [] _shadow_data; } -void -LadspaPlugin::restore_state (PluginState& state) +string +LadspaPlugin::unique_id() const { - for (map::iterator i = state.parameters.begin(); i != state.parameters.end(); ++i) { - set_parameter (i->first, i->second); - } + char buf[32]; + snprintf (buf, sizeof (buf), "%lu", _descriptor->UniqueID); + return string (buf); } float @@ -195,40 +170,48 @@ LadspaPlugin::default_value (uint32_t port) bool earlier_hint = false; /* defaults - case 1 */ - + if (LADSPA_IS_HINT_HAS_DEFAULT(prh[port].HintDescriptor)) { if (LADSPA_IS_HINT_DEFAULT_MINIMUM(prh[port].HintDescriptor)) { ret = prh[port].LowerBound; bounds_given = true; sr_scaling = true; - earlier_hint = true; } - - /* FIXME: add support for logarithmic defaults */ - + else if (LADSPA_IS_HINT_DEFAULT_LOW(prh[port].HintDescriptor)) { - ret = prh[port].LowerBound * 0.75f + prh[port].UpperBound * 0.25f; + if (LADSPA_IS_HINT_LOGARITHMIC(prh[port].HintDescriptor)) { + ret = exp(log(prh[port].LowerBound) * 0.75f + log(prh[port].UpperBound) * 0.25f); + } + else { + ret = prh[port].LowerBound * 0.75f + prh[port].UpperBound * 0.25f; + } bounds_given = true; sr_scaling = true; - earlier_hint = true; } else if (LADSPA_IS_HINT_DEFAULT_MIDDLE(prh[port].HintDescriptor)) { - ret = prh[port].LowerBound * 0.50f + prh[port].UpperBound * 0.50f; + if (LADSPA_IS_HINT_LOGARITHMIC(prh[port].HintDescriptor)) { + ret = exp(log(prh[port].LowerBound) * 0.5f + log(prh[port].UpperBound) * 0.5f); + } + else { + ret = prh[port].LowerBound * 0.5f + prh[port].UpperBound * 0.5f; + } bounds_given = true; sr_scaling = true; - earlier_hint = true; } else if (LADSPA_IS_HINT_DEFAULT_HIGH(prh[port].HintDescriptor)) { - ret = prh[port].LowerBound * 0.25f + prh[port].UpperBound * 0.75f; + if (LADSPA_IS_HINT_LOGARITHMIC(prh[port].HintDescriptor)) { + ret = exp(log(prh[port].LowerBound) * 0.25f + log(prh[port].UpperBound) * 0.75f); + } + else { + ret = prh[port].LowerBound * 0.25f + prh[port].UpperBound * 0.75f; + } bounds_given = true; sr_scaling = true; - earlier_hint = true; } else if (LADSPA_IS_HINT_DEFAULT_MAXIMUM(prh[port].HintDescriptor)) { ret = prh[port].UpperBound; bounds_given = true; sr_scaling = true; - earlier_hint = true; } else if (LADSPA_IS_HINT_DEFAULT_0(prh[port].HintDescriptor)) { ret = 0.0f; @@ -251,11 +234,11 @@ LadspaPlugin::default_value (uint32_t port) ret = 0.0f; } } - + /* defaults - case 2 */ else if (LADSPA_IS_HINT_BOUNDED_BELOW(prh[port].HintDescriptor) && !LADSPA_IS_HINT_BOUNDED_ABOVE(prh[port].HintDescriptor)) { - + if (prh[port].LowerBound < 0) { ret = 0.0f; } else { @@ -265,11 +248,11 @@ LadspaPlugin::default_value (uint32_t port) bounds_given = true; sr_scaling = true; } - + /* defaults - case 3 */ else if (!LADSPA_IS_HINT_BOUNDED_BELOW(prh[port].HintDescriptor) && LADSPA_IS_HINT_BOUNDED_ABOVE(prh[port].HintDescriptor)) { - + if (prh[port].UpperBound > 0) { ret = 0.0f; } else { @@ -279,11 +262,11 @@ LadspaPlugin::default_value (uint32_t port) bounds_given = true; sr_scaling = true; } - + /* defaults - case 4 */ else if (LADSPA_IS_HINT_BOUNDED_BELOW(prh[port].HintDescriptor) && LADSPA_IS_HINT_BOUNDED_ABOVE(prh[port].HintDescriptor)) { - + if (prh[port].LowerBound < 0 && prh[port].UpperBound > 0) { ret = 0.0f; } else if (prh[port].LowerBound < 0 && prh[port].UpperBound < 0) { @@ -291,38 +274,38 @@ LadspaPlugin::default_value (uint32_t port) } else { ret = prh[port].LowerBound; } - bounds_given = true; + bounds_given = true; sr_scaling = true; } - + /* defaults - case 5 */ - + if (LADSPA_IS_HINT_SAMPLE_RATE(prh[port].HintDescriptor) && !earlier_hint) { if (bounds_given) { if (sr_scaling) { - ret *= sample_rate; + ret *= _sample_rate; } } else { - ret = sample_rate; + ret = _sample_rate; } } return ret; -} +} void LadspaPlugin::set_parameter (uint32_t which, float val) { - if (which < descriptor->PortCount) { - shadow_data[which] = (LADSPA_Data) val; + if (which < _descriptor->PortCount) { + _shadow_data[which] = (LADSPA_Data) val; #if 0 - ParameterChanged (Parameter(PluginAutomation, which), val); /* EMIT SIGNAL */ + ParameterChanged (Parameter(PluginAutomation, 0, 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 may" "indicate a change in the plugin design, and presets may be" @@ -335,9 +318,9 @@ float LadspaPlugin::get_parameter (uint32_t which) const { if (LADSPA_IS_PORT_INPUT(port_descriptor (which))) { - return (float) shadow_data[which]; + return (float) _shadow_data[which]; } else { - return (float) control_data[which]; + return (float) _control_data[which]; } } @@ -348,7 +331,7 @@ LadspaPlugin::nth_parameter (uint32_t n, bool& ok) const ok = false; - for (c = 0, x = 0; x < descriptor->PortCount; ++x) { + for (c = 0, x = 0; x < _descriptor->PortCount; ++x) { if (LADSPA_IS_PORT_CONTROL (port_descriptor (x))) { if (c++ == n) { ok = true; @@ -369,13 +352,13 @@ LadspaPlugin::get_state() for (uint32_t i = 0; i < parameter_count(); ++i){ - if (LADSPA_IS_PORT_INPUT(port_descriptor (i)) && + if (LADSPA_IS_PORT_INPUT(port_descriptor (i)) && LADSPA_IS_PORT_CONTROL(port_descriptor (i))){ - child = new XMLNode("port"); + child = new XMLNode("Port"); snprintf(buf, sizeof(buf), "%u", i); child->add_property("number", string(buf)); - snprintf(buf, sizeof(buf), "%+f", shadow_data[i]); + snprintf(buf, sizeof(buf), "%+f", _shadow_data[i]); child->add_property("value", string(buf)); root->add_child_nocopy (*child); } @@ -391,7 +374,56 @@ LadspaPlugin::save_preset (string name) } int -LadspaPlugin::set_state(const XMLNode& node) +LadspaPlugin::set_state (const XMLNode& node, int version) +{ + if (version < 3000) { + return set_state_2X (node, version); + } + + 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 LadspaPlugin::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 << _("LADSPA: no ladspa port number") << endmsg; + continue; + } + if ((prop = child->property("value")) != 0) { + data = prop->value().c_str(); + } else { + warning << _("LADSPA: no ladspa port data") << endmsg; + continue; + } + + sscanf (port, "%" PRIu32, &port_id); + set_parameter (port_id, atof(data)); + } + + latency_compute_run (); + + return 0; +} + +int +LadspaPlugin::set_state_2X (const XMLNode& node, int /* version */) { XMLNodeList nodes; XMLProperty *prop; @@ -441,7 +473,7 @@ LadspaPlugin::get_parameter_descriptor (uint32_t which, ParameterDescriptor& des LADSPA_PortRangeHint prh; prh = port_range_hints()[which]; - + if (LADSPA_IS_HINT_BOUNDED_BELOW(prh.HintDescriptor)) { desc.min_unbound = false; @@ -454,7 +486,7 @@ LadspaPlugin::get_parameter_descriptor (uint32_t which, ParameterDescriptor& des desc.min_unbound = true; desc.lower = 0; } - + if (LADSPA_IS_HINT_BOUNDED_ABOVE(prh.HintDescriptor)) { desc.max_unbound = false; @@ -467,7 +499,7 @@ LadspaPlugin::get_parameter_descriptor (uint32_t which, ParameterDescriptor& des desc.max_unbound = true; desc.upper = 4; /* completely arbitrary */ } - + if (LADSPA_IS_HINT_INTEGER (prh.HintDescriptor)) { desc.step = 1.0; desc.smallstep = 0.1; @@ -478,7 +510,7 @@ LadspaPlugin::get_parameter_descriptor (uint32_t which, ParameterDescriptor& des desc.smallstep = delta / 10000.0f; desc.largestep = delta/10.0f; } - + desc.toggled = LADSPA_IS_HINT_TOGGLED (prh.HintDescriptor); desc.logarithmic = LADSPA_IS_HINT_LOGARITHMIC (prh.HintDescriptor); desc.sr_dependent = LADSPA_IS_HINT_SAMPLE_RATE (prh.HintDescriptor); @@ -486,12 +518,11 @@ LadspaPlugin::get_parameter_descriptor (uint32_t which, ParameterDescriptor& des desc.label = port_names()[which]; - return 0; } string -LadspaPlugin::describe_parameter (Parameter which) +LadspaPlugin::describe_parameter (Evoral::Parameter which) { if (which.type() == PluginAutomation && which.id() < parameter_count()) { return port_names()[which.id()]; @@ -507,23 +538,23 @@ LadspaPlugin::signal_latency () const return _user_latency; } - if (latency_control_port) { - return (nframes_t) floor (*latency_control_port); + if (_latency_control_port) { + return (nframes_t) floor (*_latency_control_port); } else { return 0; } } -set +set LadspaPlugin::automatable () const { - set ret; + set ret; for (uint32_t i = 0; i < parameter_count(); ++i){ - if (LADSPA_IS_PORT_INPUT(port_descriptor (i)) && + if (LADSPA_IS_PORT_INPUT(port_descriptor (i)) && LADSPA_IS_PORT_CONTROL(port_descriptor (i))){ - - ret.insert (ret.end(), Parameter(PluginAutomation, i)); + + ret.insert (ret.end(), Evoral::Parameter(PluginAutomation, 0, i)); } } @@ -531,36 +562,27 @@ LadspaPlugin::automatable () const } int -LadspaPlugin::connect_and_run (BufferSet& bufs, uint32_t& in_index, uint32_t& out_index, nframes_t nframes, nframes_t offset) +LadspaPlugin::connect_and_run (BufferSet& bufs, + ChanMapping in_map, ChanMapping out_map, + nframes_t nframes, nframes_t offset) { - uint32_t port_index = 0; - cycles_t then, now; - - then = get_cycles (); - - const uint32_t nbufs = bufs.count().n_audio(); - - while (port_index < parameter_count()) { - if (LADSPA_IS_PORT_AUDIO (port_descriptor(port_index))) { - if (LADSPA_IS_PORT_INPUT (port_descriptor(port_index))) { - const size_t index = min(in_index, nbufs - 1); - connect_port (port_index, bufs.get_audio(index).data(nframes, offset)); - //cerr << this << ' ' << name() << " @ " << offset << " inport " << in_index << " = buf " - // << min((uint32_t)in_index,nbufs) << " = " << &bufs[min((uint32_t)in_index,nbufs)][offset] << endl; - in_index++; - - - } else if (LADSPA_IS_PORT_OUTPUT (port_descriptor (port_index))) { - const size_t index = min(out_index,nbufs - 1); - connect_port (port_index, bufs.get_audio(index).data(nframes, offset)); - // cerr << this << ' ' << name() << " @ " << offset << " outport " << out_index << " = buf " - // << min((uint32_t)out_index,nbufs) << " = " << &bufs[min((uint32_t)out_index,nbufs)][offset] << endl; - out_index++; + cycles_t now; + cycles_t then = get_cycles (); + + uint32_t audio_in_index = 0; + uint32_t audio_out_index = 0; + for (uint32_t port_index = 0; port_index < parameter_count(); ++port_index) { + if (LADSPA_IS_PORT_AUDIO(port_descriptor(port_index))) { + if (LADSPA_IS_PORT_INPUT(port_descriptor(port_index))) { + const uint32_t buf_index = in_map.get(DataType::AUDIO, audio_in_index++); + connect_port(port_index, bufs.get_audio(buf_index).data(offset)); + } else if (LADSPA_IS_PORT_OUTPUT(port_descriptor(port_index))) { + const uint32_t buf_index = out_map.get(DataType::AUDIO, audio_out_index++); + connect_port(port_index, bufs.get_audio(buf_index).data(offset)); } } - port_index++; } - + run_in_place (nframes); now = get_cycles (); set_cycles ((uint32_t) (now - then)); @@ -609,25 +631,25 @@ LadspaPlugin::run_in_place (nframes_t nframes) { for (uint32_t i = 0; i < parameter_count(); ++i) { if (LADSPA_IS_PORT_INPUT(port_descriptor (i)) && LADSPA_IS_PORT_CONTROL(port_descriptor (i))) { - control_data[i] = shadow_data[i]; + _control_data[i] = _shadow_data[i]; } } - descriptor->run (handle, nframes); + _descriptor->run (_handle, nframes); } void LadspaPlugin::latency_compute_run () { - if (!latency_control_port) { + 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; @@ -635,13 +657,13 @@ LadspaPlugin::latency_compute_run () LADSPA_Data buffer[bufsize]; memset(buffer,0,sizeof(LADSPA_Data)*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 (LADSPA_IS_PORT_AUDIO (port_descriptor (port_index))) { if (LADSPA_IS_PORT_INPUT (port_descriptor (port_index))) { @@ -654,7 +676,7 @@ LadspaPlugin::latency_compute_run () } port_index++; } - + run_in_place (bufsize); deactivate (); } @@ -669,6 +691,7 @@ LadspaPluginInfo::load (Session& session) if ((module = dlopen (path.c_str(), RTLD_NOW)) == 0) { error << string_compose(_("LADSPA: cannot load module from \"%1\""), path) << endmsg; error << dlerror() << endmsg; + return PluginPtr ((Plugin*) 0); } else { plugin.reset (new LadspaPlugin (module, session.engine(), session, index, session.frame_rate())); } @@ -679,5 +702,10 @@ LadspaPluginInfo::load (Session& session) catch (failed_constructor &err) { return PluginPtr ((Plugin*) 0); - } + } +} + +LadspaPluginInfo::LadspaPluginInfo() +{ + type = ARDOUR::LADSPA; }