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)
62 : SessionObject(session, name)
63 , AutomatableControls(session)
65 , _next_ab_is_active(false)
71 Processor::Processor (Session& session, const XMLNode& node)
72 : SessionObject(session, "renameMe")
73 , AutomatableControls(session)
75 , _next_ab_is_active(false)
83 Processor::get_state (void)
90 <Automation [optionally with visible="...." ]>
103 Processor::state (bool full_state)
105 XMLNode* node = new XMLNode (state_node_name);
109 id().print (buf, sizeof (buf));
110 node->add_property("id", buf);
111 node->add_property("name", _name);
112 node->add_property("active", active() ? "yes" : "no");
115 node->add_child_copy (*_extra_xml);
119 XMLNode& automation = Automatable::get_automation_state();
120 if (!automation.children().empty()
121 || !automation.properties().empty()
122 || !_visible_controls.empty()) {
124 for (set<Evoral::Parameter>::iterator x = _visible_controls.begin();
125 x != _visible_controls.end(); ++x) {
126 if (x != _visible_controls.begin()) {
132 automation.add_property ("visible", sstr.str());
133 node->add_child_nocopy (automation);
141 Processor::set_state (const XMLNode& node)
143 const XMLProperty *prop;
144 const XMLProperty *legacy_active = 0;
145 const XMLProperty *legacy_placement = 0;
147 // may not exist for legacy 3.0 sessions
148 if ((prop = node.property ("name")) != 0) {
149 set_name(prop->value());
152 // may not exist for legacy 3.0 sessions
153 if ((prop = node.property ("id")) != 0) {
155 cerr << "---------------- ID for processor " << name() << " = " << _id << endl;
157 cerr << "---------------- NO ID for processor " << name() << endl;
160 XMLNodeList nlist = node.children();
161 XMLNodeIterator niter;
163 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
165 if ((*niter)->name() == X_("Automation")) {
169 if ((prop = (*niter)->property ("path")) != 0) {
170 old_set_automation_state (*(*niter));
172 set_automation_state (*(*niter), Evoral::Parameter(PluginAutomation));
175 if ((prop = (*niter)->property ("visible")) != 0) {
179 _visible_controls.clear ();
181 sstr << prop->value();
187 // FIXME: other automation types?
188 mark_automation_visible (Evoral::Parameter(PluginAutomation, 0, what), true);
192 } else if ((*niter)->name() == "Extra") {
193 _extra_xml = new XMLNode (*(*niter));
194 } else if ((*niter)->name() == "Redirect") {
195 if ( !(legacy_active = (*niter)->property("active"))) {
196 error << string_compose(_("No %1 property flag in element %2"), "active", (*niter)->name()) << endl;
198 if ( !(legacy_placement = (*niter)->property("placement"))) {
199 error << string_compose(_("No %1 property flag in element %2"), "placement", (*niter)->name()) << endl;
204 if ((prop = node.property ("active")) == 0) {
205 warning << _("XML node describing a processor is missing the `active' field,"
206 "trying legacy active flag from child node") << endmsg;
208 prop = legacy_active;
210 error << _("No child node with active property") << endmsg;
215 if (_active != (prop->value() == "yes")) {
217 ActiveChanged (); /* EMIT_SIGNAL */
224 Processor::configure_io (ChanCount in, ChanCount out)
226 /* This class assumes 1:1 input:output.static output stream count.
227 Derived classes must override and set _configured_output appropriately
228 if this is not the case
231 _configured_input = in;
232 _configured_output = out;
235 ConfigurationChanged.emit (in, out);