X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fladspa_plugin.cc;h=81cdff9618567740ef011cfab35fb7817fd52245;hb=dc815ea8e84d28fc01a68225c2ece4399c4a9c7e;hp=348542ce1c99825ed9ffc2857f3ba6ef3e21f53d;hpb=ca10cc82a4374a5b413c06ead6cc89c53f8881ee;p=ardour.git diff --git a/libs/ardour/ladspa_plugin.cc b/libs/ardour/ladspa_plugin.cc index 348542ce1c..81cdff9618 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 @@ -102,7 +102,7 @@ LadspaPlugin::init (void *mod, uint32_t index, nframes_t rate) 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) { @@ -121,7 +121,7 @@ LadspaPlugin::init (void *mod, uint32_t index, nframes_t rate) for (i = 0; i < port_cnt; ++i) { if (LADSPA_IS_PORT_CONTROL(port_descriptor (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]; @@ -131,7 +131,7 @@ LadspaPlugin::init (void *mod, uint32_t index, nframes_t rate) if (!LADSPA_IS_PORT_INPUT(port_descriptor (i))) { continue; } - + _shadow_data[i] = default_value (i); } } @@ -144,8 +144,6 @@ LadspaPlugin::~LadspaPlugin () deactivate (); cleanup (); - GoingAway (); /* EMIT SIGNAL */ - /* XXX who should close a plugin? */ // dlclose (module); @@ -172,40 +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; @@ -228,11 +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 { @@ -242,11 +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 { @@ -256,11 +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) { @@ -268,12 +274,12 @@ 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) { @@ -285,7 +291,7 @@ LadspaPlugin::default_value (uint32_t port) } return ret; -} +} void LadspaPlugin::set_parameter (uint32_t which, float val) @@ -299,7 +305,7 @@ LadspaPlugin::set_parameter (uint32_t which, float val) 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" @@ -346,7 +352,7 @@ 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"); @@ -368,8 +374,12 @@ 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; @@ -412,13 +422,58 @@ LadspaPlugin::set_state(const XMLNode& node) return 0; } +int +LadspaPlugin::set_state_2X (const XMLNode& node, int /* 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::get_parameter_descriptor (uint32_t which, ParameterDescriptor& desc) const { LADSPA_PortRangeHint prh; prh = port_range_hints()[which]; - + if (LADSPA_IS_HINT_BOUNDED_BELOW(prh.HintDescriptor)) { desc.min_unbound = false; @@ -431,7 +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; @@ -444,7 +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; @@ -455,7 +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); @@ -496,9 +551,9 @@ LadspaPlugin::automatable () const 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(), Evoral::Parameter(PluginAutomation, 0, i)); } } @@ -514,18 +569,20 @@ LadspaPlugin::connect_and_run (BufferSet& bufs, 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, 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, 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)); } } } - + run_in_place (nframes); now = get_cycles (); set_cycles ((uint32_t) (now - then)); @@ -590,9 +647,9 @@ LadspaPlugin::latency_compute_run () /* 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; @@ -600,13 +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))) { @@ -619,7 +676,7 @@ LadspaPlugin::latency_compute_run () } port_index++; } - + run_in_place (bufsize); deactivate (); } @@ -644,5 +701,10 @@ LadspaPluginInfo::load (Session& session) catch (failed_constructor &err) { return PluginPtr ((Plugin*) 0); - } + } +} + +LadspaPluginInfo::LadspaPluginInfo() +{ + type = ARDOUR::LADSPA; }