2 Copyright (C) 2001 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.
27 #include <sigc++/bind.h>
29 #include <pbd/xml++.h>
30 #include <pbd/enumwriter.h>
32 #include <ardour/redirect.h>
33 #include <ardour/session.h>
34 #include <ardour/utils.h>
35 #include <ardour/send.h>
36 #include <ardour/insert.h>
41 using namespace ARDOUR;
44 const string Redirect::state_node_name = "Redirect";
45 sigc::signal<void,Redirect*> Redirect::RedirectCreated;
47 Redirect::Redirect (Session& s, const string& name, Placement p,
48 int input_min, int input_max,
49 int output_min, int output_max)
50 : IO (s, name, input_min, input_max, output_min, output_max)
54 _next_ab_is_active = false;
60 Redirect::~Redirect ()
65 boost::shared_ptr<Redirect>
66 Redirect::clone (boost::shared_ptr<const Redirect> other)
68 boost::shared_ptr<const Send> send;
69 boost::shared_ptr<const PortInsert> port_insert;
70 boost::shared_ptr<const PluginInsert> plugin_insert;
72 if ((send = boost::dynamic_pointer_cast<const Send>(other)) != 0) {
73 return boost::shared_ptr<Redirect> (new Send (*send));
74 } else if ((port_insert = boost::dynamic_pointer_cast<const PortInsert>(other)) != 0) {
75 return boost::shared_ptr<Redirect> (new PortInsert (*port_insert));
76 } else if ((plugin_insert = boost::dynamic_pointer_cast<const PluginInsert>(other)) != 0) {
77 return boost::shared_ptr<Redirect> (new PluginInsert (*plugin_insert));
79 fatal << _("programming error: unknown Redirect type in Redirect::Clone!\n")
83 return boost::shared_ptr<Redirect>();
87 Redirect::set_sort_key (uint32_t key)
93 Redirect::set_placement (Placement p, void *src)
95 if (_placement != p) {
97 placement_changed (this, src); /* EMIT SIGNAL */
103 <Automation [optionally with visible="...." ]>
105 <AutomationList id=N>
116 Redirect::set_automation_state (const XMLNode& node)
118 Glib::Mutex::Lock lm (_automation_lock);
120 parameter_automation.clear ();
122 XMLNodeList nlist = node.children();
123 XMLNodeIterator niter;
125 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
128 if (sscanf ((*niter)->name().c_str(), "parameter-%" PRIu32, ¶m) != 1) {
129 error << string_compose (_("%2: badly formatted node name in XML automation state, ignored"), _name) << endmsg;
133 AutomationList& al = automation_list (param);
134 if (al.set_state (*(*niter)->children().front())) {
142 error << string_compose(_("%1: cannot load automation data from XML"), _name) << endmsg;
143 parameter_automation.clear ();
148 Redirect::get_automation_state ()
150 Glib::Mutex::Lock lm (_automation_lock);
151 XMLNode* node = new XMLNode (X_("Automation"));
154 if (parameter_automation.empty()) {
158 map<uint32_t,AutomationList*>::iterator li;
160 for (li = parameter_automation.begin(); li != parameter_automation.end(); ++li) {
166 snprintf (buf, sizeof (buf), "parameter-%" PRIu32, li->first);
167 child = new XMLNode (buf);
168 child->add_child_nocopy (li->second->get_state ());
175 Redirect::get_state (void)
181 Redirect::state (bool full_state)
183 XMLNode* node = new XMLNode (state_node_name);
186 node->add_property("active", active() ? "yes" : "no");
187 node->add_property("placement", enum_2_string (_placement));
188 node->add_child_nocopy (IO::state (full_state));
191 node->add_child_copy (*_extra_xml);
196 XMLNode& automation = get_automation_state();
198 for (set<uint32_t>::iterator x = visible_parameter_automation.begin(); x != visible_parameter_automation.end(); ++x) {
199 if (x != visible_parameter_automation.begin()) {
205 automation.add_property ("visible", sstr.str());
207 node->add_child_nocopy (automation);
215 Redirect::set_state (const XMLNode& node)
217 const XMLProperty *prop;
219 if (node.name() != state_node_name) {
220 error << string_compose(_("incorrect XML node \"%1\" passed to Redirect object"), node.name()) << endmsg;
224 XMLNodeList nlist = node.children();
225 XMLNodeIterator niter;
226 bool have_io = false;
228 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
230 if ((*niter)->name() == IO::state_node_name) {
232 IO::set_state (**niter);
235 } else if ((*niter)->name() == X_("Automation")) {
240 if ((prop = (*niter)->property ("path")) != 0) {
241 old_set_automation_state (*(*niter));
243 set_automation_state (*(*niter));
246 if ((prop = (*niter)->property ("visible")) != 0) {
250 visible_parameter_automation.clear ();
252 sstr << prop->value();
258 mark_automation_visible (what, true);
262 } else if ((*niter)->name() == "extra") {
263 _extra_xml = new XMLNode (*(*niter));
268 error << _("XML node describing an IO is missing an IO node") << endmsg;
272 if ((prop = node.property ("active")) == 0) {
273 error << _("XML node describing a redirect is missing the `active' field") << endmsg;
277 if (_active != (prop->value() == "yes")) {
279 active_changed (this, this); /* EMIT_SIGNAL */
282 if ((prop = node.property ("placement")) == 0) {
283 error << _("XML node describing a redirect is missing the `placement' field") << endmsg;
287 /* hack to handle older sessions before we only used EnumWriter */
291 if (prop->value() == "pre") {
293 } else if (prop->value() == "post") {
296 pstr = prop->value();
299 Placement p = Placement (string_2_enum (pstr, p));
300 set_placement (p, this);
306 Redirect::old_set_automation_state (const XMLNode& node)
308 const XMLProperty *prop;
310 if ((prop = node.property ("path")) != 0) {
311 load_automation (prop->value());
313 warning << string_compose(_("%1: Automation node has no path property"), _name) << endmsg;
316 if ((prop = node.property ("visible")) != 0) {
320 visible_parameter_automation.clear ();
322 sstr << prop->value();
328 mark_automation_visible (what, true);
336 Redirect::load_automation (string path)
340 if (path[0] == '/') { // legacy
343 fullpath = _session.automation_dir();
346 ifstream in (fullpath.c_str());
349 warning << string_compose(_("%1: cannot open %2 to load automation data (%3)"), _name, fullpath, strerror (errno)) << endmsg;
353 Glib::Mutex::Lock lm (_automation_lock);
354 set<uint32_t> tosave;
355 parameter_automation.clear ();
362 in >> port; if (!in) break;
363 in >> when; if (!in) goto bad;
364 in >> value; if (!in) goto bad;
366 AutomationList& al = automation_list (port);
367 al.add (when, value);
368 tosave.insert (port);
374 error << string_compose(_("%1: cannot load automation data from %2"), _name, fullpath) << endmsg;
375 parameter_automation.clear ();
381 Redirect::what_has_automation (set<uint32_t>& s) const
383 Glib::Mutex::Lock lm (_automation_lock);
384 map<uint32_t,AutomationList*>::const_iterator li;
386 for (li = parameter_automation.begin(); li != parameter_automation.end(); ++li) {
387 s.insert ((*li).first);
392 Redirect::what_has_visible_automation (set<uint32_t>& s) const
394 Glib::Mutex::Lock lm (_automation_lock);
395 set<uint32_t>::const_iterator li;
397 for (li = visible_parameter_automation.begin(); li != visible_parameter_automation.end(); ++li) {
402 Redirect::automation_list (uint32_t parameter)
404 AutomationList* al = parameter_automation[parameter];
407 al = parameter_automation[parameter] = new AutomationList (default_parameter_value (parameter));
408 /* let derived classes do whatever they need with this */
409 automation_list_creation_callback (parameter, *al);
416 Redirect::describe_parameter (uint32_t which)
418 /* derived classes will override this */
423 Redirect::can_automate (uint32_t what)
425 can_automate_list.insert (what);
429 Redirect::mark_automation_visible (uint32_t what, bool yn)
432 visible_parameter_automation.insert (what);
434 set<uint32_t>::iterator i;
436 if ((i = visible_parameter_automation.find (what)) != visible_parameter_automation.end()) {
437 visible_parameter_automation.erase (i);
443 Redirect::find_next_event (nframes_t now, nframes_t end, ControlEvent& next_event) const
445 map<uint32_t,AutomationList*>::const_iterator li;
446 AutomationList::TimeComparator cmp;
448 next_event.when = max_frames;
450 for (li = parameter_automation.begin(); li != parameter_automation.end(); ++li) {
452 AutomationList::const_iterator i;
453 const AutomationList& alist (*((*li).second));
454 ControlEvent cp (now, 0.0f);
456 for (i = lower_bound (alist.const_begin(), alist.const_end(), &cp, cmp); i != alist.const_end() && (*i)->when < end; ++i) {
457 if ((*i)->when > now) {
462 if (i != alist.const_end() && (*i)->when < end) {
464 if ((*i)->when < next_event.when) {
465 next_event.when = (*i)->when;
470 return next_event.when != max_frames;
474 Redirect::set_active (bool yn, void* src)
477 active_changed (this, src);
478 _session.set_dirty ();
482 Redirect::set_next_ab_is_active (bool yn)
484 _next_ab_is_active = yn;