2 Copyright (C) 2000 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (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., 675 Mass Ave, Cambridge, MA 02139, USA.
22 #include <sigc++/bind.h>
24 #include <pbd/failed_constructor.h>
25 #include <pbd/enumwriter.h>
26 #include <pbd/xml++.h>
28 #include <ardour/processor.h>
29 #include <ardour/plugin.h>
30 #include <ardour/port.h>
31 #include <ardour/route.h>
32 #include <ardour/ladspa_plugin.h>
33 #include <ardour/buffer_set.h>
34 #include <ardour/send.h>
35 #include <ardour/port_insert.h>
36 #include <ardour/plugin_insert.h>
39 #include <ardour/vst_plugin.h>
42 #ifdef HAVE_AUDIOUNITS
43 #include <ardour/audio_unit.h>
46 #include <ardour/audioengine.h>
47 #include <ardour/session.h>
48 #include <ardour/types.h>
53 using namespace ARDOUR;
56 sigc::signal<void,Processor*> Processor::ProcessorCreated;
58 // Always saved as Processor, but may be IOProcessor or Send in legacy sessions
59 const string Processor::state_node_name = "Processor";
61 Processor::Processor(Session& session, const string& name, Placement p)
62 : SessionObject(session, name)
63 , AutomatableControls(session)
65 , _next_ab_is_active(false)
72 boost::shared_ptr<Processor>
73 Processor::clone (boost::shared_ptr<const Processor> other)
75 boost::shared_ptr<const Send> send;
76 boost::shared_ptr<const PortInsert> port_insert;
77 boost::shared_ptr<const PluginInsert> plugin_insert;
79 if ((send = boost::dynamic_pointer_cast<const Send>(other)) != 0) {
80 return boost::shared_ptr<Processor> (new Send (*send));
81 } else if ((port_insert = boost::dynamic_pointer_cast<const PortInsert>(other)) != 0) {
82 return boost::shared_ptr<Processor> (new PortInsert (*port_insert));
83 } else if ((plugin_insert = boost::dynamic_pointer_cast<const PluginInsert>(other)) != 0) {
84 return boost::shared_ptr<Processor> (new PluginInsert (*plugin_insert));
86 fatal << _("programming error: unknown Processor type in Processor::Clone!\n")
90 return boost::shared_ptr<Processor>();
94 Processor::set_sort_key (uint32_t key)
100 Processor::set_placement (Placement p)
102 if (_placement != p) {
104 PlacementChanged (); /* EMIT SIGNAL */
109 Processor::get_state (void)
116 <Automation [optionally with visible="...." ]>
118 <AutomationList id=N>
129 Processor::state (bool full_state)
131 XMLNode* node = new XMLNode (state_node_name);
134 // FIXME: This conflicts with "id" used by plugin for name in legacy sessions (ugh).
135 // Do we need to serialize this?
138 id().print (buf, sizeof (buf));
139 node->add_property("id", buf);
142 node->add_property("name", _name);
143 node->add_property("active", active() ? "yes" : "no");
144 node->add_property("placement", enum_2_string (_placement));
147 node->add_child_copy (*_extra_xml);
152 XMLNode& automation = Automatable::get_automation_state();
154 for (set<Evoral::Parameter>::iterator x = _visible_controls.begin(); x != _visible_controls.end(); ++x) {
155 if (x != _visible_controls.begin()) {
161 automation.add_property ("visible", sstr.str());
163 node->add_child_nocopy (automation);
170 Processor::set_state (const XMLNode& node)
172 const XMLProperty *prop;
173 const XMLProperty *legacy_active = 0;
174 const XMLProperty *legacy_placement = 0;
176 // may not exist for legacy sessions
177 if ((prop = node.property ("name")) != 0) {
178 set_name(prop->value());
181 XMLNodeList nlist = node.children();
182 XMLNodeIterator niter;
184 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
186 if ((*niter)->name() == X_("Automation")) {
191 if ((prop = (*niter)->property ("path")) != 0) {
192 old_set_automation_state (*(*niter));
194 set_automation_state (*(*niter), Evoral::Parameter(PluginAutomation));
197 if ((prop = (*niter)->property ("visible")) != 0) {
201 _visible_controls.clear ();
203 sstr << prop->value();
209 // FIXME: other automation types?
210 mark_automation_visible (Evoral::Parameter(PluginAutomation, 0, what), true);
214 } else if ((*niter)->name() == "extra") {
215 _extra_xml = new XMLNode (*(*niter));
216 } else if ((*niter)->name() == "Redirect") {
217 if ( !(legacy_active = (*niter)->property("active"))) {
218 error << string_compose(_("No %1 property flag in element %2"), "active", (*niter)->name()) << endl;
220 if ( !(legacy_placement = (*niter)->property("placement"))) {
221 error << string_compose(_("No %1 property flag in element %2"), "placement", (*niter)->name()) << endl;
226 if ((prop = node.property ("active")) == 0) {
227 warning << _("XML node describing a processor is missing the `active' field, trying legacy active flag from child node") << endmsg;
229 prop = legacy_active;
231 error << _("No child node with active property") << endmsg;
236 if (_active != (prop->value() == "yes")) {
238 ActiveChanged (); /* EMIT_SIGNAL */
241 if ((prop = node.property ("placement")) == 0) {
242 warning << _("XML node describing a processor is missing the `placement' field, trying legacy placement flag from child node") << endmsg;
243 if (legacy_placement) {
244 prop = legacy_placement;
246 error << _("No child node with placement property") << endmsg;
251 /* hack to handle older sessions before we only used EnumWriter */
255 if (prop->value() == "pre") {
257 } else if (prop->value() == "post") {
260 pstr = prop->value();
263 Placement p = Placement (string_2_enum (pstr, p));
270 Processor::configure_io (ChanCount in, ChanCount out)
272 /* this class assumes static output stream count.
273 Derived classes must override, and must set "out"
274 to reflect "in" before calling this.
277 _configured_input = in;