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,
49 int input_min, int input_max, int output_min, int output_max)
50 : IO (s, name, input_min, input_max, output_min, output_max)
59 Redirect::~Redirect ()
64 boost::shared_ptr<Redirect>
65 Redirect::clone (boost::shared_ptr<const Redirect> other)
67 boost::shared_ptr<const Send> send;
68 boost::shared_ptr<const PortInsert> port_insert;
69 boost::shared_ptr<const PluginInsert> plugin_insert;
71 if ((send = boost::dynamic_pointer_cast<const Send>(other)) != 0) {
72 return boost::shared_ptr<Redirect> (new Send (*send));
73 } else if ((port_insert = boost::dynamic_pointer_cast<const PortInsert>(other)) != 0) {
74 return boost::shared_ptr<Redirect> (new PortInsert (*port_insert));
75 } else if ((plugin_insert = boost::dynamic_pointer_cast<const PluginInsert>(other)) != 0) {
76 return boost::shared_ptr<Redirect> (new PluginInsert (*plugin_insert));
78 fatal << _("programming error: unknown Redirect type in Redirect::Clone!\n")
82 return boost::shared_ptr<Redirect>();
86 Redirect::set_sort_key (uint32_t key)
92 Redirect::set_placement (Placement p, void *src)
94 if (_placement != p) {
96 placement_changed (this, src); /* EMIT SIGNAL */
102 <Automation [optionally with visible="...." ]>
104 <AutomationList id=N>
115 Redirect::set_automation_state (const XMLNode& node)
117 Glib::Mutex::Lock lm (_automation_lock);
119 parameter_automation.clear ();
121 XMLNodeList nlist = node.children();
122 XMLNodeIterator niter;
124 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
127 if (sscanf ((*niter)->name().c_str(), "parameter-%" PRIu32, ¶m) != 1) {
128 error << string_compose (_("%2: badly formatted node name in XML automation state, ignored"), _name) << endmsg;
132 AutomationList& al = automation_list (param);
133 if (al.set_state (*(*niter)->children().front())) {
141 error << string_compose(_("%1: cannot load automation data from XML"), _name) << endmsg;
142 parameter_automation.clear ();
147 Redirect::get_automation_state ()
149 Glib::Mutex::Lock lm (_automation_lock);
150 XMLNode* node = new XMLNode (X_("Automation"));
153 if (parameter_automation.empty()) {
157 map<uint32_t,AutomationList*>::iterator li;
159 for (li = parameter_automation.begin(); li != parameter_automation.end(); ++li) {
165 snprintf (buf, sizeof (buf), "parameter-%" PRIu32, li->first);
166 child = new XMLNode (buf);
167 child->add_child_nocopy (li->second->get_state ());
174 Redirect::get_state (void)
180 Redirect::state (bool full_state)
182 XMLNode* node = new XMLNode (state_node_name);
185 node->add_property("active", active() ? "yes" : "no");
186 node->add_property("placement", enum_2_string (_placement));
187 node->add_child_nocopy (IO::state (full_state));
190 node->add_child_copy (*_extra_xml);
195 XMLNode& automation = get_automation_state();
197 for (set<uint32_t>::iterator x = visible_parameter_automation.begin(); x != visible_parameter_automation.end(); ++x) {
198 if (x != visible_parameter_automation.begin()) {
204 automation.add_property ("visible", sstr.str());
206 node->add_child_nocopy (automation);
214 Redirect::set_state (const XMLNode& node)
216 const XMLProperty *prop;
218 if (node.name() != state_node_name) {
219 error << string_compose(_("incorrect XML node \"%1\" passed to Redirect object"), node.name()) << endmsg;
223 XMLNodeList nlist = node.children();
224 XMLNodeIterator niter;
225 bool have_io = false;
227 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
229 if ((*niter)->name() == IO::state_node_name) {
231 IO::set_state (**niter);
234 } else if ((*niter)->name() == X_("Automation")) {
239 if ((prop = (*niter)->property ("path")) != 0) {
240 old_set_automation_state (*(*niter));
242 set_automation_state (*(*niter));
245 if ((prop = (*niter)->property ("visible")) != 0) {
249 visible_parameter_automation.clear ();
251 sstr << prop->value();
257 mark_automation_visible (what, true);
261 } else if ((*niter)->name() == "extra") {
262 _extra_xml = new XMLNode (*(*niter));
267 error << _("XML node describing an IO is missing an IO node") << endmsg;
271 if ((prop = node.property ("active")) == 0) {
272 error << _("XML node describing a redirect is missing the `active' field") << endmsg;
276 if (_active != (prop->value() == "yes")) {
277 if (!(_session.state_of_the_state() & Session::Loading) ||
278 !Session::get_disable_all_loaded_plugins()) {
280 active_changed (this, this); /* EMIT_SIGNAL */
284 if ((prop = node.property ("placement")) == 0) {
285 error << _("XML node describing a redirect is missing the `placement' field") << endmsg;
289 /* hack to handle older sessions before we only used EnumWriter */
293 if (prop->value() == "pre") {
295 } else if (prop->value() == "post") {
298 pstr = prop->value();
301 Placement p = Placement (string_2_enum (pstr, p));
302 set_placement (p, this);
308 Redirect::old_set_automation_state (const XMLNode& node)
310 const XMLProperty *prop;
312 if ((prop = node.property ("path")) != 0) {
313 load_automation (prop->value());
315 warning << string_compose(_("%1: Automation node has no path property"), _name) << endmsg;
318 if ((prop = node.property ("visible")) != 0) {
322 visible_parameter_automation.clear ();
324 sstr << prop->value();
330 mark_automation_visible (what, true);
338 Redirect::load_automation (string path)
342 if (path[0] == '/') { // legacy
345 fullpath = _session.automation_dir();
348 ifstream in (fullpath.c_str());
351 warning << string_compose(_("%1: cannot open %2 to load automation data (%3)"), _name, fullpath, strerror (errno)) << endmsg;
355 Glib::Mutex::Lock lm (_automation_lock);
356 set<uint32_t> tosave;
357 parameter_automation.clear ();
364 in >> port; if (!in) break;
365 in >> when; if (!in) goto bad;
366 in >> value; if (!in) goto bad;
368 AutomationList& al = automation_list (port);
369 al.add (when, value);
370 tosave.insert (port);
376 error << string_compose(_("%1: cannot load automation data from %2"), _name, fullpath) << endmsg;
377 parameter_automation.clear ();
383 Redirect::what_has_automation (set<uint32_t>& s) const
385 Glib::Mutex::Lock lm (_automation_lock);
386 map<uint32_t,AutomationList*>::const_iterator li;
388 for (li = parameter_automation.begin(); li != parameter_automation.end(); ++li) {
389 s.insert ((*li).first);
394 Redirect::what_has_visible_automation (set<uint32_t>& s) const
396 Glib::Mutex::Lock lm (_automation_lock);
397 set<uint32_t>::const_iterator li;
399 for (li = visible_parameter_automation.begin(); li != visible_parameter_automation.end(); ++li) {
404 Redirect::automation_list (uint32_t parameter)
406 AutomationList* al = parameter_automation[parameter];
409 al = parameter_automation[parameter] = new AutomationList (default_parameter_value (parameter));
410 /* let derived classes do whatever they need with this */
411 automation_list_creation_callback (parameter, *al);
418 Redirect::describe_parameter (uint32_t which)
420 /* derived classes will override this */
425 Redirect::can_automate (uint32_t what)
427 can_automate_list.insert (what);
431 Redirect::mark_automation_visible (uint32_t what, bool yn)
434 visible_parameter_automation.insert (what);
436 set<uint32_t>::iterator i;
438 if ((i = visible_parameter_automation.find (what)) != visible_parameter_automation.end()) {
439 visible_parameter_automation.erase (i);
445 Redirect::find_next_event (nframes_t now, nframes_t end, ControlEvent& next_event) const
447 map<uint32_t,AutomationList*>::const_iterator li;
448 AutomationList::TimeComparator cmp;
450 next_event.when = max_frames;
452 for (li = parameter_automation.begin(); li != parameter_automation.end(); ++li) {
454 AutomationList::const_iterator i;
455 const AutomationList& alist (*((*li).second));
456 ControlEvent cp (now, 0.0f);
458 for (i = lower_bound (alist.const_begin(), alist.const_end(), &cp, cmp); i != alist.const_end() && (*i)->when < end; ++i) {
459 if ((*i)->when > now) {
464 if (i != alist.const_end() && (*i)->when < end) {
466 if ((*i)->when < next_event.when) {
467 next_event.when = (*i)->when;
472 return next_event.when != max_frames;
476 Redirect::set_active (bool yn, void* src)
479 active_changed (this, src);
480 _session.set_dirty ();