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.
21 #include "libardour-config.h"
26 #include <sigc++/bind.h>
28 #include "pbd/failed_constructor.h"
29 #include "pbd/enumwriter.h"
30 #include "pbd/xml++.h"
32 #include "ardour/processor.h"
33 #include "ardour/plugin.h"
34 #include "ardour/port.h"
35 #include "ardour/route.h"
36 #include "ardour/ladspa_plugin.h"
37 #include "ardour/buffer_set.h"
38 #include "ardour/send.h"
39 #include "ardour/port_insert.h"
40 #include "ardour/plugin_insert.h"
43 #include "ardour/vst_plugin.h"
46 #ifdef HAVE_AUDIOUNITS
47 #include "ardour/audio_unit.h"
50 #include "ardour/audioengine.h"
51 #include "ardour/session.h"
52 #include "ardour/types.h"
57 using namespace ARDOUR
;
60 sigc::signal
<void,Processor
*> Processor::ProcessorCreated
;
62 // Always saved as Processor, but may be IOProcessor or Send in legacy sessions
63 const string
Processor::state_node_name
= "Processor";
65 Processor::Processor(Session
& session
, const string
& name
)
66 : SessionObject(session
, name
)
67 , AutomatableControls(session
)
68 , _pending_active(false)
70 , _next_ab_is_active(false)
76 Processor::Processor (Session
& session
, const XMLNode
& node
)
77 : SessionObject(session
, "renameMe")
78 , AutomatableControls(session
)
79 , _pending_active(false)
81 , _next_ab_is_active(false)
85 set_state (node
, Stateful::loading_state_version
);
86 _pending_active
= _active
;
90 Processor::get_state (void)
97 <Automation [optionally with visible="...." ]>
110 Processor::state (bool full_state
)
112 XMLNode
* node
= new XMLNode (state_node_name
);
116 id().print (buf
, sizeof (buf
));
117 node
->add_property("id", buf
);
118 node
->add_property("name", _name
);
119 node
->add_property("active", active() ? "yes" : "no");
122 node
->add_child_copy (*_extra_xml
);
126 XMLNode
& automation
= Automatable::get_automation_state();
127 if (!automation
.children().empty()
128 || !automation
.properties().empty()
129 || !_visible_controls
.empty()) {
131 for (set
<Evoral::Parameter
>::iterator x
= _visible_controls
.begin();
132 x
!= _visible_controls
.end(); ++x
) {
133 if (x
!= _visible_controls
.begin()) {
139 automation
.add_property ("visible", sstr
.str());
140 node
->add_child_nocopy (automation
);
148 Processor::set_state_2X (const XMLNode
& node
, int /*version*/)
150 XMLProperty
const * prop
;
152 XMLNodeList children
= node
.children ();
154 for (XMLNodeIterator i
= children
.begin(); i
!= children
.end(); ++i
) {
156 if ((*i
)->name() == X_("IO")) {
158 if ((prop
= (*i
)->property ("name")) != 0) {
159 set_name (prop
->value ());
162 if ((prop
= (*i
)->property ("id")) != 0) {
163 _id
= prop
->value ();
166 if ((prop
= (*i
)->property ("active")) != 0) {
167 if (_active
!= string_is_affirmative (prop
->value())) {
169 ActiveChanged (); /* EMIT_SIGNAL */
179 Processor::set_state (const XMLNode
& node
, int version
)
181 if (version
< 3000) {
182 return set_state_2X (node
, version
);
185 const XMLProperty
*prop
;
186 const XMLProperty
*legacy_active
= 0;
188 // may not exist for legacy 3.0 sessions
189 if ((prop
= node
.property ("name")) != 0) {
190 set_name(prop
->value());
193 // may not exist for legacy 3.0 sessions
194 if ((prop
= node
.property ("id")) != 0) {
198 XMLNodeList nlist
= node
.children();
199 XMLNodeIterator niter
;
201 for (niter
= nlist
.begin(); niter
!= nlist
.end(); ++niter
) {
203 if ((*niter
)->name() == X_("Automation")) {
207 if ((prop
= (*niter
)->property ("path")) != 0) {
208 old_set_automation_state (*(*niter
));
210 set_automation_state (*(*niter
), Evoral::Parameter(PluginAutomation
));
213 if ((prop
= (*niter
)->property ("visible")) != 0) {
217 _visible_controls
.clear ();
219 sstr
<< prop
->value();
225 // FIXME: other automation types?
226 mark_automation_visible (Evoral::Parameter(PluginAutomation
, 0, what
), true);
230 } else if ((*niter
)->name() == "Extra") {
231 _extra_xml
= new XMLNode (*(*niter
));
232 } else if ((*niter
)->name() == "Redirect") {
233 if ( !(legacy_active
= (*niter
)->property("active"))) {
234 error
<< string_compose(_("No %1 property flag in element %2"), "active", (*niter
)->name()) << endl
;
239 if ((prop
= node
.property ("active")) == 0) {
240 warning
<< _("XML node describing a processor is missing the `active' field,"
241 "trying legacy active flag from child node") << endmsg
;
243 prop
= legacy_active
;
245 error
<< _("No child node with active property") << endmsg
;
250 if (_active
!= string_is_affirmative (prop
->value())) {
252 ActiveChanged (); /* EMIT_SIGNAL */
259 Processor::configure_io (ChanCount in
, ChanCount out
)
261 /* This class assumes 1:1 input:output.static output stream count.
262 Derived classes must override and set _configured_output appropriately
263 if this is not the case
266 _configured_input
= in
;
267 _configured_output
= out
;
270 ConfigurationChanged
.emit (in
, out
);