2 * Copyright (C) 2016 Robin Gareus <robin@gareus.org>
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; either version 2
7 * of the License, or (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
21 #include "pbd/error.h"
22 #include "pbd/compose.h"
24 #include "ardour/lua_api.h"
25 #include "ardour/luaproc.h"
26 #include "ardour/luascripting.h"
27 #include "ardour/plugin.h"
28 #include "ardour/plugin_insert.h"
29 #include "ardour/plugin_manager.h"
31 #include "LuaBridge/LuaBridge.h"
35 using namespace ARDOUR;
40 ARDOUR::LuaAPI::datatype_ctor_null (lua_State *L)
42 DataType dt (DataType::NIL);
43 luabridge::Stack <DataType>::push (L, dt);
48 ARDOUR::LuaAPI::datatype_ctor_audio (lua_State *L)
50 DataType dt (DataType::AUDIO);
51 // NB luabridge will copy construct the object and manage lifetime.
52 luabridge::Stack <DataType>::push (L, dt);
57 ARDOUR::LuaAPI::datatype_ctor_midi (lua_State *L)
59 DataType dt (DataType::MIDI);
60 luabridge::Stack <DataType>::push (L, dt);
64 boost::shared_ptr<Processor>
65 ARDOUR::LuaAPI::new_luaproc (Session *s, const string& name)
68 return boost::shared_ptr<Processor> ();
72 ARDOUR::LuaScriptList & _scripts (LuaScripting::instance ().scripts (LuaScriptInfo::DSP));
73 for (LuaScriptList::const_iterator i = _scripts.begin(); i != _scripts.end(); ++i) {
74 if (name == (*i)->name) {
81 warning << _("Script with given name was not found\n");
82 return boost::shared_ptr<Processor> ();
87 LuaPluginInfoPtr lpi (new LuaPluginInfo(spi));
90 warning << _("Failed to instantiate Lua Processor\n");
91 return boost::shared_ptr<Processor> ();
94 return boost::shared_ptr<Processor> (new PluginInsert (*s, p));
98 ARDOUR::LuaAPI::new_plugin_info (const string& name, ARDOUR::PluginType type)
100 PluginManager& manager = PluginManager::instance();
101 PluginInfoList all_plugs;
102 all_plugs.insert(all_plugs.end(), manager.ladspa_plugin_info().begin(), manager.ladspa_plugin_info().end());
103 #ifdef WINDOWS_VST_SUPPORT
104 all_plugs.insert(all_plugs.end(), manager.windows_vst_plugin_info().begin(), manager.windows_vst_plugin_info().end());
107 all_plugs.insert(all_plugs.end(), manager.lxvst_plugin_info().begin(), manager.lxvst_plugin_info().end());
109 #ifdef AUDIOUNIT_SUPPORT
110 all_plugs.insert(all_plugs.end(), manager.au_plugin_info().begin(), manager.au_plugin_info().end());
113 all_plugs.insert(all_plugs.end(), manager.lv2_plugin_info().begin(), manager.lv2_plugin_info().end());
116 for (PluginInfoList::const_iterator i = all_plugs.begin(); i != all_plugs.end(); ++i) {
117 if (((*i)->name == name || (*i)->unique_id == name) && (*i)->type == type) {
121 return PluginInfoPtr ();
124 boost::shared_ptr<Processor>
125 ARDOUR::LuaAPI::new_plugin (Session *s, const string& name, ARDOUR::PluginType type, const string& preset)
128 return boost::shared_ptr<Processor> ();
131 PluginInfoPtr pip = new_plugin_info (name, type);
134 return boost::shared_ptr<Processor> ();
137 PluginPtr p = pip->load (*s);
139 return boost::shared_ptr<Processor> ();
142 if (!preset.empty()) {
143 const Plugin::PresetRecord *pr = p->preset_by_label (preset);
145 p->load_preset (*pr);
149 return boost::shared_ptr<Processor> (new PluginInsert (*s, p));
153 ARDOUR::LuaAPI::set_plugin_insert_param (boost::shared_ptr<PluginInsert> pi, uint32_t which, float val)
155 boost::shared_ptr<Plugin> plugin = pi->plugin();
156 if (!plugin) { return false; }
159 uint32_t controlid = plugin->nth_parameter (which, ok);
160 if (!ok) { return false; }
161 if (!plugin->parameter_is_input (controlid)) { return false; }
163 ParameterDescriptor pd;
164 if (plugin->get_parameter_descriptor (controlid, pd) != 0) { return false; }
165 if (val < pd.lower || val > pd.upper) { return false; }
167 boost::shared_ptr<AutomationControl> c = pi->automation_control (Evoral::Parameter(PluginAutomation, 0, controlid));
168 c->set_value (val, PBD::Controllable::NoGroup);
173 ARDOUR::LuaAPI::set_processor_param (boost::shared_ptr<Processor> proc, uint32_t which, float val)
175 boost::shared_ptr<PluginInsert> pi = boost::dynamic_pointer_cast<PluginInsert> (proc);
176 if (!pi) { return false; }
177 return set_plugin_insert_param (pi, which, val);
181 ARDOUR::LuaOSC::Address::send (lua_State *L)
183 Address * const luaosc = luabridge::Userdata::get <Address> (L, 1, false);
185 return luaL_error (L, "Invalid pointer to OSC.Address");
187 if (!luaosc->_addr) {
188 return luaL_error (L, "Invalid Destination Address");
191 int top = lua_gettop(L);
193 return luaL_argerror (L, 1, "invalid number of arguments, :send (path, type, ...)");
196 const char* path = luaL_checkstring (L, 2);
197 const char* type = luaL_checkstring (L, 3);
198 assert (path && type);
200 if ((int) strlen(type) != top - 3) {
201 return luaL_argerror (L, 3, "type description does not match arguments");
204 lo_message msg = lo_message_new ();
206 for (int i = 4; i <= top; ++i) {
207 char t = type[i - 4];
208 int lt = lua_type(L, i);
212 if (t == LO_STRING) {
213 ok = lo_message_add_string (msg, luaL_checkstring(L, i));
214 } else if (t == LO_CHAR) {
215 char c = luaL_checkstring (L, i) [0];
216 ok = lo_message_add_char (msg, c);
220 if (t == LO_TRUE || t == LO_FALSE) {
221 if (lua_toboolean (L, i)) {
222 ok = lo_message_add_true (msg);
224 ok = lo_message_add_false (msg);
230 ok = lo_message_add_int32 (msg, (int32_t) luaL_checkinteger(L, i));
232 else if (t == LO_FLOAT) {
233 ok = lo_message_add_float (msg, (float) luaL_checknumber(L, i));
235 else if (t == LO_DOUBLE) {
236 ok = lo_message_add_double (msg, (double) luaL_checknumber(L, i));
238 else if (t == LO_INT64) {
239 ok = lo_message_add_double (msg, (int64_t) luaL_checknumber(L, i));
246 return luaL_argerror (L, i, "type description does not match parameter");
250 int rv = lo_send_message (luaosc->_addr, path, msg);
251 lo_message_free (msg);
252 luabridge::Stack<bool>::push (L, (rv == 0));