2 Copyright (C) 2000-2002 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.
19 #ifndef __ardour_route_h__
20 #define __ardour_route_h__
29 #include <boost/shared_ptr.hpp>
30 #include <boost/weak_ptr.hpp>
31 #include <boost/enable_shared_from_this.hpp>
33 #include <glibmm/threads.h>
34 #include "pbd/fastlog.h"
35 #include "pbd/xml++.h"
37 #include "pbd/stateful.h"
38 #include "pbd/controllable.h"
39 #include "pbd/destructible.h"
41 #include "ardour/ardour.h"
42 #include "ardour/gain_control.h"
43 #include "ardour/instrument_info.h"
44 #include "ardour/io.h"
45 #include "ardour/io_vector.h"
46 #include "ardour/libardour_visibility.h"
47 #include "ardour/types.h"
48 #include "ardour/monitorable.h"
49 #include "ardour/muteable.h"
50 #include "ardour/mute_master.h"
51 #include "ardour/mute_control.h"
52 #include "ardour/route_group_member.h"
53 #include "ardour/stripable.h"
54 #include "ardour/graphnode.h"
55 #include "ardour/automatable.h"
56 #include "ardour/unknown_processor.h"
57 #include "ardour/soloable.h"
58 #include "ardour/solo_control.h"
59 #include "ardour/solo_safe_control.h"
60 #include "ardour/slavable.h"
62 class RoutePinWindowProxy;
78 class MonitorProcessor;
80 class CapturingProcessor;
83 class SoloIsolateControl;
87 class LIBARDOUR_API Route : public Stripable,
93 public RouteGroupMember,
94 public boost::enable_shared_from_this<Route>
98 typedef std::list<boost::shared_ptr<Processor> > ProcessorList;
100 Route (Session&, std::string name, PresentationInfo::Flag flags = PresentationInfo::Flag(0), DataType default_type = DataType::AUDIO);
105 boost::shared_ptr<IO> input() const { return _input; }
106 boost::shared_ptr<IO> output() const { return _output; }
107 IOVector all_inputs () const;
108 IOVector all_outputs () const;
110 ChanCount n_inputs() const { return _input->n_ports(); }
111 ChanCount n_outputs() const { return _output->n_ports(); }
113 bool active() const { return _active; }
114 void set_active (bool yn, void *);
116 static std::string ensure_track_or_route_name(std::string, Session &);
118 std::string comment() { return _comment; }
119 void set_comment (std::string str, void *src);
121 bool set_name (const std::string& str);
122 static void set_name_in_state (XMLNode &, const std::string &, bool rename_playlist = true);
124 MonitorState monitoring_state () const;
125 virtual MeterState metering_state () const;
127 /* these are the core of the API of a Route. see the protected sections as well */
129 virtual int roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame,
130 int declick, bool& need_butler);
132 virtual int no_roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame,
133 bool state_changing);
135 virtual int silent_roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame,
138 virtual bool can_record() { return false; }
140 virtual void nonrealtime_handle_transport_stopped (bool abort, bool did_locate, bool flush_processors);
141 virtual void realtime_handle_transport_stopped () {}
142 virtual void realtime_locate () {}
143 virtual void non_realtime_locate (framepos_t);
144 virtual void set_pending_declick (int);
146 /* end of vfunc-based API */
148 void shift (framepos_t, framecnt_t);
150 void set_trim (gain_t val, PBD::Controllable::GroupControlDisposition);
152 /* controls use set_solo() to modify this route's solo state
155 void clear_all_solo_state ();
157 bool soloed_by_others () const { return _solo_control->soloed_by_others(); }
158 bool soloed_by_others_upstream () const { return _solo_control->soloed_by_others_upstream(); }
159 bool soloed_by_others_downstream () const { return _solo_control->soloed_by_others_downstream(); }
160 bool self_soloed () const { return _solo_control->self_soloed(); }
161 bool soloed () const { return self_soloed () || soloed_by_others (); }
163 void push_solo_upstream (int32_t delta);
164 void push_solo_isolate_upstream (int32_t delta);
165 bool can_solo () const {
166 return !(is_master() || is_monitor() || is_auditioner());
168 bool is_safe () const {
169 return _solo_safe_control->get_value();
171 void enable_monitor_send ();
173 void set_denormal_protection (bool yn);
174 bool denormal_protection() const;
176 void set_meter_point (MeterPoint, bool force = false);
177 bool apply_processor_changes_rt ();
178 void emit_pending_signals ();
179 MeterPoint meter_point() const { return _pending_meter_point; }
181 void set_meter_type (MeterType t) { _meter_type = t; }
182 MeterType meter_type() const { return _meter_type; }
186 boost::shared_ptr<Amp> amp() const { return _amp; }
187 boost::shared_ptr<Amp> trim() const { return _trim; }
188 boost::shared_ptr<PeakMeter> peak_meter() { return _meter; }
189 boost::shared_ptr<const PeakMeter> peak_meter() const { return _meter; }
190 boost::shared_ptr<PeakMeter> shared_peak_meter() const { return _meter; }
191 boost::shared_ptr<DelayLine> delay_line() const { return _delayline; }
193 void flush_processors ();
195 void foreach_processor (boost::function<void(boost::weak_ptr<Processor>)> method) {
196 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
197 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
198 method (boost::weak_ptr<Processor> (*i));
202 boost::shared_ptr<Processor> nth_processor (uint32_t n) {
203 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
204 ProcessorList::iterator i;
205 for (i = _processors.begin(); i != _processors.end() && n; ++i, --n) {}
206 if (i == _processors.end()) {
207 return boost::shared_ptr<Processor> ();
213 boost::shared_ptr<Processor> processor_by_id (PBD::ID) const;
215 boost::shared_ptr<Processor> nth_plugin (uint32_t n) const;
216 boost::shared_ptr<Processor> nth_send (uint32_t n) const;
218 bool has_io_processor_named (const std::string&);
219 ChanCount max_processor_streams () const { return processor_max_streams; }
221 std::list<std::string> unknown_processors () const;
223 RoutePinWindowProxy * pinmgr_proxy () const { return _pinmgr_proxy; }
224 void set_pingmgr_proxy (RoutePinWindowProxy* wp) { _pinmgr_proxy = wp ; }
226 /* special processors */
228 boost::shared_ptr<InternalSend> monitor_send() const { return _monitor_send; }
229 /** the signal processorat at end of the processing chain which produces output */
230 boost::shared_ptr<Delivery> main_outs() const { return _main_outs; }
231 boost::shared_ptr<InternalReturn> internal_return() const { return _intreturn; }
232 boost::shared_ptr<MonitorProcessor> monitor_control() const { return _monitor_control; }
233 boost::shared_ptr<Send> internal_send_for (boost::shared_ptr<const Route> target) const;
234 void add_internal_return ();
235 void add_send_to_internal_return (InternalSend *);
236 void remove_send_from_internal_return (InternalSend *);
237 void listen_position_changed ();
238 boost::shared_ptr<CapturingProcessor> add_export_point(/* Add some argument for placement later */);
240 /** A record of the stream configuration at some point in the processor list.
241 * Used to return where and why an processor list configuration request failed.
243 struct ProcessorStreams {
244 ProcessorStreams(size_t i=0, ChanCount c=ChanCount()) : index(i), count(c) {}
246 uint32_t index; ///< Index of processor where configuration failed
247 ChanCount count; ///< Input requested of processor
250 int add_processor (boost::shared_ptr<Processor>, Placement placement, ProcessorStreams* err = 0, bool activation_allowed = true);
251 int add_processor_by_index (boost::shared_ptr<Processor>, int, ProcessorStreams* err = 0, bool activation_allowed = true);
252 int add_processor (boost::shared_ptr<Processor>, boost::shared_ptr<Processor>, ProcessorStreams* err = 0, bool activation_allowed = true);
253 int add_processors (const ProcessorList&, boost::shared_ptr<Processor>, ProcessorStreams* err = 0);
254 boost::shared_ptr<Processor> before_processor_for_placement (Placement);
255 boost::shared_ptr<Processor> before_processor_for_index (int);
256 bool processors_reorder_needs_configure (const ProcessorList& new_order);
257 /** remove plugin/processor
259 * @param proc processor to remove
260 * @param err error report (index where removal vailed, channel-count why it failed) may be nil
261 * @param need_process_lock if locking is required (set to true, unless called from RT context with lock)
262 * @returns 0 on success
264 int remove_processor (boost::shared_ptr<Processor> proc, ProcessorStreams* err = 0, bool need_process_lock = true);
265 /** replace plugin/processor with another
267 * @param old processor to remove
268 * @param sub processor to substitute the old one with
269 * @param err error report (index where removal vailed, channel-count why it failed) may be nil
270 * @returns 0 on success
272 int replace_processor (boost::shared_ptr<Processor> old, boost::shared_ptr<Processor> sub, ProcessorStreams* err = 0);
273 int remove_processors (const ProcessorList&, ProcessorStreams* err = 0);
274 int reorder_processors (const ProcessorList& new_order, ProcessorStreams* err = 0);
275 void disable_processors (Placement);
276 void disable_processors ();
277 void disable_plugins (Placement);
278 void disable_plugins ();
279 void ab_plugins (bool forward);
280 void clear_processors (Placement);
281 void all_visible_processors_active (bool);
283 bool strict_io () const { return _strict_io; }
284 bool set_strict_io (bool);
285 /** reset plugin-insert configuration to default, disable customizations.
287 * This is equivalent to calling
289 * customize_plugin_insert (proc, 0, unused)
292 * @param proc Processor to reset
293 * @returns true if successful
295 bool reset_plugin_insert (boost::shared_ptr<Processor> proc);
296 /** enable custom plugin-insert configuration
297 * @param proc Processor to customize
298 * @param count number of plugin instances to use (if zero, reset to default)
299 * @param outs output port customization
300 * @param sinks input pins for variable-I/O plugins
301 * @returns true if successful
303 bool customize_plugin_insert (boost::shared_ptr<Processor> proc, uint32_t count, ChanCount outs, ChanCount sinks);
304 bool add_remove_sidechain (boost::shared_ptr<Processor> proc, bool);
305 bool plugin_preset_output (boost::shared_ptr<Processor> proc, ChanCount outs);
307 /* enable sidechain input for a given processor
309 * The sidechain itself is an IO port object with variable number of channels and configured independently.
310 * Adding/removing the port itself however requires reconfiguring the route and is hence
311 * not a plugin operation itself.
313 * @param proc the processor to add sidechain inputs to
314 * @returns true on success
316 bool add_sidechain (boost::shared_ptr<Processor> proc) { return add_remove_sidechain (proc, true); }
317 /* remove sidechain input from given processor
318 * @param proc the processor to remove the sidechain input from
319 * @returns true on success
321 bool remove_sidechain (boost::shared_ptr<Processor> proc) { return add_remove_sidechain (proc, false); }
323 framecnt_t set_private_port_latencies (bool playback) const;
324 void set_public_port_latencies (framecnt_t, bool playback) const;
326 framecnt_t update_signal_latency();
327 virtual void set_latency_compensation (framecnt_t);
329 void set_user_latency (framecnt_t);
330 framecnt_t initial_delay() const { return _initial_delay; }
331 framecnt_t signal_latency() const { return _signal_latency; }
333 PBD::Signal0<void> active_changed;
334 PBD::Signal0<void> denormal_protection_changed;
335 PBD::Signal0<void> comment_changed;
337 /** track numbers - assigned by session
338 * nubers > 0 indicate tracks (audio+midi)
339 * nubers < 0 indicate busses
340 * zero is reserved for unnumbered special busses.
342 PBD::Signal0<void> track_number_changed;
343 int64_t track_number() const { return _track_number; }
345 void set_track_number(int64_t tn) {
346 if (tn == _track_number) { return; }
348 track_number_changed();
349 PropertyChanged (ARDOUR::Properties::name);
352 enum PluginSetupOptions {
358 static PBD::Signal3<int,boost::shared_ptr<Route>, boost::shared_ptr<PluginInsert>, PluginSetupOptions > PluginSetup;
360 /** the processors have changed; the parameter indicates what changed */
361 PBD::Signal1<void,RouteProcessorChange> processors_changed;
362 PBD::Signal1<void,void*> record_enable_changed;
363 PBD::Signal0<void> processor_latency_changed;
364 /** the metering point has changed */
365 PBD::Signal0<void> meter_change;
366 PBD::Signal0<void> signal_latency_changed;
367 PBD::Signal0<void> initial_delay_changed;
369 /** Emitted with the process lock held */
370 PBD::Signal0<void> io_changed;
374 XMLNode& get_state();
375 virtual int set_state (const XMLNode&, int version);
376 virtual XMLNode& get_template();
378 XMLNode& get_processor_state ();
379 virtual void set_processor_state (const XMLNode&);
381 int save_as_template (const std::string& path, const std::string& name);
383 PBD::Signal1<void,void*> SelectedChanged;
385 int add_aux_send (boost::shared_ptr<Route>, boost::shared_ptr<Processor>);
386 void remove_aux_or_listen (boost::shared_ptr<Route>);
389 * return true if this route feeds the first argument via at least one
390 * (arbitrarily long) signal pathway.
392 bool feeds (boost::shared_ptr<Route>, bool* via_send_only = 0);
395 * return true if this route feeds the first argument directly, via
396 * either its main outs or a send. This is checked by the actual
397 * connections, rather than by what the graph is currently doing.
399 bool direct_feeds_according_to_reality (boost::shared_ptr<Route>, bool* via_send_only = 0);
402 * return true if this route feeds the first argument directly, via
403 * either its main outs or a send, according to the graph that
404 * is currently being processed.
406 bool direct_feeds_according_to_graph (boost::shared_ptr<Route>, bool* via_send_only = 0);
408 bool feeds_according_to_graph (boost::shared_ptr<Route>);
411 boost::weak_ptr<Route> r;
414 FeedRecord (boost::shared_ptr<Route> rp, bool sendsonly)
416 , sends_only (sendsonly) {}
419 struct FeedRecordCompare {
420 bool operator() (const FeedRecord& a, const FeedRecord& b) const {
425 typedef std::set<FeedRecord,FeedRecordCompare> FedBy;
427 const FedBy& fed_by() const { return _fed_by; }
428 void clear_fed_by ();
429 bool add_fed_by (boost::shared_ptr<Route>, bool sends_only);
431 /* Controls (not all directly owned by the Route) */
433 boost::shared_ptr<AutomationControl> get_control (const Evoral::Parameter& param);
435 boost::shared_ptr<SoloControl> solo_control() const {
436 return _solo_control;
439 boost::shared_ptr<MuteControl> mute_control() const {
440 return _mute_control;
443 bool can_be_muted_by_others () const { return !is_master(); }
444 bool muted () const { return _mute_control->muted(); }
445 bool muted_by_masters () const { return _mute_control->muted_by_masters(); }
446 bool muted_by_self () const { return _mute_control->muted_by_self(); }
447 bool muted_by_others_soloing () const;
449 boost::shared_ptr<SoloIsolateControl> solo_isolate_control() const {
450 return _solo_isolate_control;
453 boost::shared_ptr<SoloSafeControl> solo_safe_control() const {
454 return _solo_safe_control;
457 boost::shared_ptr<MonitorControl> monitoring_control() const {
458 /* tracks override this to provide actual monitoring control;
459 busses have no possible choices except input monitoring.
461 return boost::shared_ptr<MonitorControl> ();
464 /* Route doesn't own these items, but sub-objects that it does own have them
465 and to make UI code a bit simpler, we provide direct access to them
469 boost::shared_ptr<Panner> panner() const; /* may return null */
470 boost::shared_ptr<PannerShell> panner_shell() const;
471 boost::shared_ptr<Pannable> pannable() const;
473 boost::shared_ptr<GainControl> gain_control() const;
474 boost::shared_ptr<GainControl> trim_control() const;
475 boost::shared_ptr<PhaseControl> phase_control() const;
478 Return the first processor that accepts has at least one MIDI input
479 and at least one audio output. In the vast majority of cases, this
480 will be "the instrument". This does not preclude other MIDI->audio
481 processors later in the processing chain, but that would be a
482 special case not covered by this utility function.
484 boost::shared_ptr<Processor> the_instrument() const;
485 InstrumentInfo& instrument_info() { return _instrument_info; }
487 /* "well-known" controls for panning. Any or all of these may return
491 boost::shared_ptr<AutomationControl> pan_azimuth_control() const;
492 boost::shared_ptr<AutomationControl> pan_elevation_control() const;
493 boost::shared_ptr<AutomationControl> pan_width_control() const;
494 boost::shared_ptr<AutomationControl> pan_frontback_control() const;
495 boost::shared_ptr<AutomationControl> pan_lfe_control() const;
497 /* "well-known" controls for an EQ in this route. Any or all may
498 * be null. eq_band_cnt() must return 0 if there is no EQ present.
499 * Passing an @param band value >= eq_band_cnt() will guarantee the
500 * return of a null ptr (or an empty string for eq_band_name()).
502 uint32_t eq_band_cnt () const;
503 std::string eq_band_name (uint32_t) const;
504 boost::shared_ptr<AutomationControl> eq_gain_controllable (uint32_t band) const;
505 boost::shared_ptr<AutomationControl> eq_freq_controllable (uint32_t band) const;
506 boost::shared_ptr<AutomationControl> eq_q_controllable (uint32_t band) const;
507 boost::shared_ptr<AutomationControl> eq_shape_controllable (uint32_t band) const;
508 boost::shared_ptr<AutomationControl> eq_enable_controllable () const;
509 boost::shared_ptr<AutomationControl> eq_hpf_controllable () const;
511 /* "well-known" controls for a compressor in this route. Any or all may
514 boost::shared_ptr<AutomationControl> comp_enable_controllable () const;
515 boost::shared_ptr<AutomationControl> comp_threshold_controllable () const;
516 boost::shared_ptr<AutomationControl> comp_speed_controllable () const;
517 boost::shared_ptr<AutomationControl> comp_mode_controllable () const;
518 boost::shared_ptr<AutomationControl> comp_makeup_controllable () const;
519 boost::shared_ptr<AutomationControl> comp_redux_controllable () const;
521 /* @param mode must be supplied by the comp_mode_controllable(). All other values
522 * result in undefined behaviour
524 std::string comp_mode_name (uint32_t mode) const;
525 /* @param mode - as for comp mode name. This returns the name for the
526 * parameter/control accessed via comp_speed_controllable(), which can
529 std::string comp_speed_name (uint32_t mode) const;
531 /* "well-known" controls for sends to well-known busses in this route. Any or all may
534 * In Mixbus, these are the sends that connect to the mixbusses.
535 * In Ardour, these are user-created sends that connect to user-created
538 boost::shared_ptr<AutomationControl> send_level_controllable (uint32_t n) const;
539 boost::shared_ptr<AutomationControl> send_enable_controllable (uint32_t n) const;
540 /* for the same value of @param n, this returns the name of the send
541 * associated with the pair of controllables returned by the above two methods.
543 std::string send_name (uint32_t n) const;
545 /* well known control that enables/disables sending to the master bus.
547 * In Ardour, this returns null.
548 * In Mixbus, it will return a suitable control, or null depending on
551 boost::shared_ptr<AutomationControl> master_send_enable_controllable () const;
553 void protect_automation ();
555 bool has_external_redirects() const;
557 /* can only be executed by a route for which is_monitor() is true
558 * (i.e. the monitor out)
560 void monitor_run (framepos_t start_frame, framepos_t end_frame,
561 pframes_t nframes, int declick);
563 bool slaved_to (boost::shared_ptr<VCA>) const;
564 bool slaved () const;
567 friend class Session;
569 void catch_up_on_solo_mute_override ();
570 void set_listen (bool);
572 void curve_reallocate ();
573 virtual void set_block_size (pframes_t nframes);
576 virtual framecnt_t check_initial_delay (framecnt_t nframes, framepos_t&) { return nframes; }
578 void fill_buffers_with_input (BufferSet& bufs, boost::shared_ptr<IO> io, pframes_t nframes);
580 void passthru (BufferSet&, framepos_t start_frame, framepos_t end_frame,
581 pframes_t nframes, int declick);
583 virtual void write_out_of_band_data (BufferSet& /* bufs */, framepos_t /* start_frame */, framepos_t /* end_frame */,
584 framecnt_t /* nframes */) {}
586 virtual void process_output_buffers (BufferSet& bufs,
587 framepos_t start_frame, framepos_t end_frame,
588 pframes_t nframes, int declick,
589 bool gain_automation_ok);
591 void flush_processor_buffers_locked (framecnt_t nframes);
593 virtual void bounce_process (BufferSet& bufs,
594 framepos_t start_frame, framecnt_t nframes,
595 boost::shared_ptr<Processor> endpoint, bool include_endpoint,
596 bool for_export, bool for_freeze);
598 framecnt_t bounce_get_latency (boost::shared_ptr<Processor> endpoint, bool include_endpoint, bool for_export, bool for_freeze) const;
599 ChanCount bounce_get_output_streams (ChanCount &cc, boost::shared_ptr<Processor> endpoint, bool include_endpoint, bool for_export, bool for_freeze) const;
601 boost::shared_ptr<IO> _input;
602 boost::shared_ptr<IO> _output;
605 framecnt_t _signal_latency;
606 framecnt_t _signal_latency_at_amp_position;
607 framecnt_t _signal_latency_at_trim_position;
608 framecnt_t _initial_delay;
609 framecnt_t _roll_delay;
611 ProcessorList _processors;
612 mutable Glib::Threads::RWLock _processor_lock;
613 boost::shared_ptr<Delivery> _main_outs;
614 boost::shared_ptr<InternalSend> _monitor_send;
615 boost::shared_ptr<InternalReturn> _intreturn;
616 boost::shared_ptr<MonitorProcessor> _monitor_control;
617 boost::shared_ptr<Pannable> _pannable;
621 EmitMeterChanged = 0x01,
622 EmitMeterVisibilityChange = 0x02,
623 EmitRtProcessorChange = 0x04
626 ProcessorList _pending_processor_order;
627 gint _pending_process_reorder; // atomic
628 gint _pending_signals; // atomic
630 int _pending_declick;
631 MeterPoint _meter_point;
632 MeterPoint _pending_meter_point;
633 MeterType _meter_type;
635 bool _denormal_protection;
637 bool _recordable : 1;
639 bool _declickable : 1;
641 boost::shared_ptr<SoloControl> _solo_control;
642 boost::shared_ptr<MuteControl> _mute_control;
643 boost::shared_ptr<PhaseControl> _phase_control;
644 boost::shared_ptr<SoloIsolateControl> _solo_isolate_control;
645 boost::shared_ptr<SoloSafeControl> _solo_safe_control;
647 std::string _comment;
648 bool _have_internal_generator;
649 DataType _default_type;
652 InstrumentInfo _instrument_info;
654 virtual ChanCount input_streams () const;
657 virtual XMLNode& state(bool);
659 int configure_processors (ProcessorStreams*);
661 void passthru_silence (framepos_t start_frame, framepos_t end_frame,
662 pframes_t nframes, int declick);
664 void silence (framecnt_t);
665 void silence_unlocked (framecnt_t);
667 ChanCount processor_max_streams;
668 ChanCount processor_out_streams;
670 uint32_t pans_required() const;
671 ChanCount n_process_buffers ();
673 virtual void maybe_declick (BufferSet&, framecnt_t, int);
675 boost::shared_ptr<GainControl> _gain_control;
676 boost::shared_ptr<Amp> _amp;
677 boost::shared_ptr<GainControl> _trim_control;
678 boost::shared_ptr<Amp> _trim;
679 boost::shared_ptr<PeakMeter> _meter;
680 boost::shared_ptr<DelayLine> _delayline;
682 boost::shared_ptr<Processor> the_instrument_unlocked() const;
685 int64_t _track_number;
687 int set_state_2X (const XMLNode&, int);
688 void set_processor_state_2X (XMLNodeList const &, int);
690 void input_change_handler (IOChange, void *src);
691 void output_change_handler (IOChange, void *src);
692 void sidechain_change_handler (IOChange, void *src);
694 void processor_selfdestruct (boost::weak_ptr<Processor>);
695 std::vector<boost::weak_ptr<Processor> > selfdestruct_sequence;
696 Glib::Threads::Mutex selfdestruct_lock;
698 bool input_port_count_changing (ChanCount);
699 bool output_port_count_changing (ChanCount);
701 bool _in_configure_processors;
702 bool _initial_io_setup;
703 bool _in_sidechain_setup;
705 int configure_processors_unlocked (ProcessorStreams*, Glib::Threads::RWLock::WriterLock*);
706 bool set_meter_point_unlocked ();
707 void apply_processor_order (const ProcessorList& new_order);
709 std::list<std::pair<ChanCount, ChanCount> > try_configure_processors (ChanCount, ProcessorStreams *);
710 std::list<std::pair<ChanCount, ChanCount> > try_configure_processors_unlocked (ChanCount, ProcessorStreams *);
712 bool add_processor_from_xml_2X (const XMLNode&, int);
714 void placement_range (Placement p, ProcessorList::iterator& start, ProcessorList::iterator& end);
716 void set_self_solo (bool yn);
718 void set_processor_positions ();
719 framecnt_t update_port_latencies (PortSet& ports, PortSet& feeders, bool playback, framecnt_t) const;
721 void setup_invisible_processors ();
724 void set_plugin_state_dir (boost::weak_ptr<Processor>, const std::string&);
726 boost::shared_ptr<CapturingProcessor> _capturing_processor;
728 /** A handy class to keep processor state while we attempt a reconfiguration
731 class ProcessorState {
733 ProcessorState (Route* r)
735 , _processors (r->_processors)
736 , _processor_max_streams (r->processor_max_streams)
740 _route->_processors = _processors;
741 _route->processor_max_streams = _processor_max_streams;
745 /* this should perhaps be a shared_ptr, but ProcessorStates will
746 not hang around long enough for it to matter.
749 ProcessorList _processors;
750 ChanCount _processor_max_streams;
753 friend class ProcessorState;
757 /* no copy construction */
758 Route (Route const &);
760 void maybe_note_meter_position ();
762 /** true if we've made a note of a custom meter position in these variables */
763 bool _custom_meter_position_noted;
764 /** the processor that came after the meter when it was last set to a custom position,
767 boost::weak_ptr<Processor> _processor_after_last_custom_meter;
768 RoutePinWindowProxy *_pinmgr_proxy;
770 void reset_instrument_info ();
772 void solo_control_changed (bool self, PBD::Controllable::GroupControlDisposition);
775 } // namespace ARDOUR
777 #endif /* __ardour_route_h__ */