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>
32 #include <glibmm/threads.h>
33 #include "pbd/fastlog.h"
34 #include "pbd/xml++.h"
36 #include "pbd/stateful.h"
37 #include "pbd/controllable.h"
38 #include "pbd/destructible.h"
40 #include "ardour/ardour.h"
41 #include "ardour/gain_control.h"
42 #include "ardour/instrument_info.h"
43 #include "ardour/io.h"
44 #include "ardour/io_vector.h"
45 #include "ardour/libardour_visibility.h"
46 #include "ardour/types.h"
47 #include "ardour/monitorable.h"
48 #include "ardour/muteable.h"
49 #include "ardour/mute_master.h"
50 #include "ardour/mute_control.h"
51 #include "ardour/route_group_member.h"
52 #include "ardour/stripable.h"
53 #include "ardour/graphnode.h"
54 #include "ardour/automatable.h"
55 #include "ardour/unknown_processor.h"
56 #include "ardour/soloable.h"
57 #include "ardour/solo_control.h"
58 #include "ardour/solo_safe_control.h"
59 #include "ardour/slavable.h"
61 class RoutePinWindowProxy;
62 class PatchChangeGridDialog;
78 class MonitorProcessor;
80 class CapturingProcessor;
83 class SoloIsolateControl;
87 class LIBARDOUR_API Route : public Stripable,
92 public RouteGroupMember
96 typedef std::list<boost::shared_ptr<Processor> > ProcessorList;
98 Route (Session&, std::string name, PresentationInfo::Flag flags = PresentationInfo::Flag(0), DataType default_type = DataType::AUDIO);
103 boost::shared_ptr<IO> input() const { return _input; }
104 boost::shared_ptr<IO> output() const { return _output; }
105 IOVector all_inputs () const;
106 IOVector all_outputs () const;
108 ChanCount n_inputs() const { return _input->n_ports(); }
109 ChanCount n_outputs() const { return _output->n_ports(); }
111 bool active() const { return _active; }
112 void set_active (bool yn, void *);
114 static std::string ensure_track_or_route_name(std::string, Session &);
116 std::string comment() { return _comment; }
117 void set_comment (std::string str, void *src);
119 bool set_name (const std::string& str);
120 static void set_name_in_state (XMLNode &, const std::string &, bool rename_playlist = true);
122 MonitorState monitoring_state () const;
123 virtual MeterState metering_state () const;
125 /* these are the core of the API of a Route. see the protected sections as well */
127 virtual int roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame,
128 int declick, bool& need_butler);
130 virtual int no_roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame,
131 bool state_changing);
133 virtual int silent_roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame,
136 virtual bool can_record() { return false; }
138 virtual void non_realtime_transport_stop (framepos_t now, bool flush);
139 virtual void realtime_handle_transport_stopped () {}
140 virtual void realtime_locate () {}
141 virtual void non_realtime_locate (framepos_t);
142 virtual void set_pending_declick (int);
144 /* end of vfunc-based API */
146 void shift (framepos_t, framecnt_t);
148 void set_trim (gain_t val, PBD::Controllable::GroupControlDisposition);
150 /* controls use set_solo() to modify this route's solo state
153 void clear_all_solo_state ();
155 bool soloed_by_others () const { return _solo_control->soloed_by_others(); }
156 bool soloed_by_others_upstream () const { return _solo_control->soloed_by_others_upstream(); }
157 bool soloed_by_others_downstream () const { return _solo_control->soloed_by_others_downstream(); }
158 bool self_soloed () const { return _solo_control->self_soloed(); }
159 bool soloed () const { return self_soloed () || soloed_by_others (); }
161 void push_solo_upstream (int32_t delta);
162 void push_solo_isolate_upstream (int32_t delta);
163 bool can_solo () const {
164 return !(is_master() || is_monitor() || is_auditioner());
166 bool is_safe () const {
167 return _solo_safe_control->get_value();
169 void enable_monitor_send ();
171 void set_denormal_protection (bool yn);
172 bool denormal_protection() const;
174 void set_meter_point (MeterPoint, bool force = false);
175 bool apply_processor_changes_rt ();
176 void emit_pending_signals ();
177 MeterPoint meter_point() const { return _pending_meter_point; }
179 void set_meter_type (MeterType t) { _meter_type = t; }
180 MeterType meter_type() const { return _meter_type; }
184 boost::shared_ptr<Amp> amp() const { return _amp; }
185 boost::shared_ptr<Amp> trim() const { return _trim; }
186 boost::shared_ptr<PeakMeter> peak_meter() { return _meter; }
187 boost::shared_ptr<const PeakMeter> peak_meter() const { return _meter; }
188 boost::shared_ptr<PeakMeter> shared_peak_meter() const { return _meter; }
189 boost::shared_ptr<DelayLine> delay_line() const { return _delayline; }
191 void flush_processors ();
193 void foreach_processor (boost::function<void(boost::weak_ptr<Processor>)> method) {
194 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
195 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
196 method (boost::weak_ptr<Processor> (*i));
200 boost::shared_ptr<Processor> nth_processor (uint32_t n) {
201 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
202 ProcessorList::iterator i;
203 for (i = _processors.begin(); i != _processors.end() && n; ++i, --n) {}
204 if (i == _processors.end()) {
205 return boost::shared_ptr<Processor> ();
211 boost::shared_ptr<Processor> processor_by_id (PBD::ID) const;
213 boost::shared_ptr<Processor> nth_plugin (uint32_t n) const;
214 boost::shared_ptr<Processor> nth_send (uint32_t n) const;
216 bool has_io_processor_named (const std::string&);
217 ChanCount max_processor_streams () const { return processor_max_streams; }
219 std::list<std::string> unknown_processors () const;
221 RoutePinWindowProxy * pinmgr_proxy () const { return _pinmgr_proxy; }
222 void set_pingmgr_proxy (RoutePinWindowProxy* wp) { _pinmgr_proxy = wp ; }
224 PatchChangeGridDialog* patch_selector_dialog () const { return _patch_selector_dialog; }
225 void set_patch_selector_dialog (PatchChangeGridDialog* d) { _patch_selector_dialog = d; }
227 boost::shared_ptr<AutomationControl> automation_control_recurse (PBD::ID const & id) const;
229 /* special processors */
231 boost::shared_ptr<InternalSend> monitor_send() const { return _monitor_send; }
232 /** the signal processorat at end of the processing chain which produces output */
233 boost::shared_ptr<Delivery> main_outs() const { return _main_outs; }
234 boost::shared_ptr<InternalReturn> internal_return() const { return _intreturn; }
235 boost::shared_ptr<MonitorProcessor> monitor_control() const { return _monitor_control; }
236 boost::shared_ptr<Send> internal_send_for (boost::shared_ptr<const Route> target) const;
237 void add_internal_return ();
238 void add_send_to_internal_return (InternalSend *);
239 void remove_send_from_internal_return (InternalSend *);
240 void listen_position_changed ();
241 boost::shared_ptr<CapturingProcessor> add_export_point(/* Add some argument for placement later */);
243 /** A record of the stream configuration at some point in the processor list.
244 * Used to return where and why an processor list configuration request failed.
246 struct ProcessorStreams {
247 ProcessorStreams(size_t i=0, ChanCount c=ChanCount()) : index(i), count(c) {}
249 uint32_t index; ///< Index of processor where configuration failed
250 ChanCount count; ///< Input requested of processor
253 int add_processor (boost::shared_ptr<Processor>, Placement placement, ProcessorStreams* err = 0, bool activation_allowed = true);
254 int add_processor_by_index (boost::shared_ptr<Processor>, int, ProcessorStreams* err = 0, bool activation_allowed = true);
255 int add_processor (boost::shared_ptr<Processor>, boost::shared_ptr<Processor>, ProcessorStreams* err = 0, bool activation_allowed = true);
256 int add_processors (const ProcessorList&, boost::shared_ptr<Processor>, ProcessorStreams* err = 0);
257 boost::shared_ptr<Processor> before_processor_for_placement (Placement);
258 boost::shared_ptr<Processor> before_processor_for_index (int);
259 bool processors_reorder_needs_configure (const ProcessorList& new_order);
260 /** remove plugin/processor
262 * @param proc processor to remove
263 * @param err error report (index where removal vailed, channel-count why it failed) may be nil
264 * @param need_process_lock if locking is required (set to true, unless called from RT context with lock)
265 * @returns 0 on success
267 int remove_processor (boost::shared_ptr<Processor> proc, ProcessorStreams* err = 0, bool need_process_lock = true);
268 /** replace plugin/processor with another
270 * @param old processor to remove
271 * @param sub processor to substitute the old one with
272 * @param err error report (index where removal vailed, channel-count why it failed) may be nil
273 * @returns 0 on success
275 int replace_processor (boost::shared_ptr<Processor> old, boost::shared_ptr<Processor> sub, ProcessorStreams* err = 0);
276 int remove_processors (const ProcessorList&, ProcessorStreams* err = 0);
277 int reorder_processors (const ProcessorList& new_order, ProcessorStreams* err = 0);
278 void disable_processors (Placement);
279 void disable_processors ();
280 void disable_plugins (Placement);
281 void disable_plugins ();
282 void ab_plugins (bool forward);
283 void clear_processors (Placement);
284 void all_visible_processors_active (bool);
285 void move_instrument_down (bool postfader = false);
287 bool strict_io () const { return _strict_io; }
288 bool set_strict_io (bool);
289 /** reset plugin-insert configuration to default, disable customizations.
291 * This is equivalent to calling
293 * customize_plugin_insert (proc, 0, unused)
296 * @param proc Processor to reset
297 * @returns true if successful
299 bool reset_plugin_insert (boost::shared_ptr<Processor> proc);
300 /** enable custom plugin-insert configuration
301 * @param proc Processor to customize
302 * @param count number of plugin instances to use (if zero, reset to default)
303 * @param outs output port customization
304 * @param sinks input pins for variable-I/O plugins
305 * @returns true if successful
307 bool customize_plugin_insert (boost::shared_ptr<Processor> proc, uint32_t count, ChanCount outs, ChanCount sinks);
308 bool add_remove_sidechain (boost::shared_ptr<Processor> proc, bool);
309 bool plugin_preset_output (boost::shared_ptr<Processor> proc, ChanCount outs);
311 /* enable sidechain input for a given processor
313 * The sidechain itself is an IO port object with variable number of channels and configured independently.
314 * Adding/removing the port itself however requires reconfiguring the route and is hence
315 * not a plugin operation itself.
317 * @param proc the processor to add sidechain inputs to
318 * @returns true on success
320 bool add_sidechain (boost::shared_ptr<Processor> proc) { return add_remove_sidechain (proc, true); }
321 /* remove sidechain input from given processor
322 * @param proc the processor to remove the sidechain input from
323 * @returns true on success
325 bool remove_sidechain (boost::shared_ptr<Processor> proc) { return add_remove_sidechain (proc, false); }
327 framecnt_t set_private_port_latencies (bool playback) const;
328 void set_public_port_latencies (framecnt_t, bool playback) const;
330 framecnt_t update_signal_latency();
331 virtual void set_latency_compensation (framecnt_t);
333 void set_user_latency (framecnt_t);
334 framecnt_t initial_delay() const { return _initial_delay; }
335 framecnt_t signal_latency() const { return _signal_latency; }
337 PBD::Signal0<void> active_changed;
338 PBD::Signal0<void> denormal_protection_changed;
339 PBD::Signal0<void> comment_changed;
341 /** track numbers - assigned by session
342 * nubers > 0 indicate tracks (audio+midi)
343 * nubers < 0 indicate busses
344 * zero is reserved for unnumbered special busses.
346 PBD::Signal0<void> track_number_changed;
347 int64_t track_number() const { return _track_number; }
349 void set_track_number(int64_t tn) {
350 if (tn == _track_number) { return; }
352 track_number_changed();
353 PropertyChanged (ARDOUR::Properties::name);
356 enum PluginSetupOptions {
362 static PBD::Signal3<int,boost::shared_ptr<Route>, boost::shared_ptr<PluginInsert>, PluginSetupOptions > PluginSetup;
364 /** the processors have changed; the parameter indicates what changed */
365 PBD::Signal1<void,RouteProcessorChange> processors_changed;
366 PBD::Signal0<void> fan_out; // used to signal the GUI to fan-out (track-creation)
367 PBD::Signal1<void,void*> record_enable_changed;
368 PBD::Signal0<void> processor_latency_changed;
369 /** the metering point has changed */
370 PBD::Signal0<void> meter_change;
371 PBD::Signal0<void> signal_latency_changed;
372 PBD::Signal0<void> initial_delay_changed;
374 /** Emitted with the process lock held */
375 PBD::Signal0<void> io_changed;
379 XMLNode& get_state();
380 virtual int set_state (const XMLNode&, int version);
381 virtual XMLNode& get_template();
383 XMLNode& get_processor_state ();
384 virtual void set_processor_state (const XMLNode&);
386 boost::weak_ptr<Route> weakroute ();
388 int save_as_template (const std::string& path, const std::string& name, const std::string& description );
390 PBD::Signal1<void,void*> SelectedChanged;
392 int add_aux_send (boost::shared_ptr<Route>, boost::shared_ptr<Processor>);
393 void remove_aux_or_listen (boost::shared_ptr<Route>);
396 * return true if this route feeds the first argument via at least one
397 * (arbitrarily long) signal pathway.
399 bool feeds (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. This is checked by the actual
404 * connections, rather than by what the graph is currently doing.
406 bool direct_feeds_according_to_reality (boost::shared_ptr<Route>, bool* via_send_only = 0);
409 * return true if this route feeds the first argument directly, via
410 * either its main outs or a send, according to the graph that
411 * is currently being processed.
413 bool direct_feeds_according_to_graph (boost::shared_ptr<Route>, bool* via_send_only = 0);
415 bool feeds_according_to_graph (boost::shared_ptr<Route>);
418 boost::weak_ptr<Route> r;
421 FeedRecord (boost::shared_ptr<Route> rp, bool sendsonly)
423 , sends_only (sendsonly) {}
426 struct FeedRecordCompare {
427 bool operator() (const FeedRecord& a, const FeedRecord& b) const {
432 typedef std::set<FeedRecord,FeedRecordCompare> FedBy;
434 const FedBy& fed_by() const { return _fed_by; }
435 void clear_fed_by ();
436 bool add_fed_by (boost::shared_ptr<Route>, bool sends_only);
438 /* Controls (not all directly owned by the Route) */
440 boost::shared_ptr<AutomationControl> get_control (const Evoral::Parameter& param);
442 boost::shared_ptr<SoloControl> solo_control() const {
443 return _solo_control;
446 boost::shared_ptr<MuteControl> mute_control() const {
447 return _mute_control;
450 bool can_be_muted_by_others () const { return can_solo(); }
451 bool muted () const { return _mute_control->muted(); }
452 bool muted_by_masters () const { return _mute_control->muted_by_masters(); }
453 bool muted_by_self () const { return _mute_control->muted_by_self(); }
454 bool muted_by_others_soloing () const;
456 boost::shared_ptr<SoloIsolateControl> solo_isolate_control() const {
457 return _solo_isolate_control;
460 boost::shared_ptr<SoloSafeControl> solo_safe_control() const {
461 return _solo_safe_control;
464 boost::shared_ptr<MonitorControl> monitoring_control() const {
465 /* tracks override this to provide actual monitoring control;
466 busses have no possible choices except input monitoring.
468 return boost::shared_ptr<MonitorControl> ();
471 /* Route doesn't own these items, but sub-objects that it does own have them
472 and to make UI code a bit simpler, we provide direct access to them
476 boost::shared_ptr<Panner> panner() const; /* may return null */
477 boost::shared_ptr<PannerShell> panner_shell() const;
478 boost::shared_ptr<Pannable> pannable() const;
480 boost::shared_ptr<GainControl> gain_control() const;
481 boost::shared_ptr<GainControl> trim_control() const;
482 boost::shared_ptr<PhaseControl> phase_control() const;
485 Return the first processor that accepts has at least one MIDI input
486 and at least one audio output. In the vast majority of cases, this
487 will be "the instrument". This does not preclude other MIDI->audio
488 processors later in the processing chain, but that would be a
489 special case not covered by this utility function.
491 boost::shared_ptr<Processor> the_instrument() const;
492 InstrumentInfo& instrument_info() { return _instrument_info; }
494 /* "well-known" controls for panning. Any or all of these may return
498 boost::shared_ptr<AutomationControl> pan_azimuth_control() const;
499 boost::shared_ptr<AutomationControl> pan_elevation_control() const;
500 boost::shared_ptr<AutomationControl> pan_width_control() const;
501 boost::shared_ptr<AutomationControl> pan_frontback_control() const;
502 boost::shared_ptr<AutomationControl> pan_lfe_control() const;
504 /* "well-known" controls for an EQ in this route. Any or all may
505 * be null. eq_band_cnt() must return 0 if there is no EQ present.
506 * Passing an @param band value >= eq_band_cnt() will guarantee the
507 * return of a null ptr (or an empty string for eq_band_name()).
509 uint32_t eq_band_cnt () const;
510 std::string eq_band_name (uint32_t) const;
511 boost::shared_ptr<AutomationControl> eq_enable_controllable () const;
512 boost::shared_ptr<AutomationControl> eq_gain_controllable (uint32_t band) const;
513 boost::shared_ptr<AutomationControl> eq_freq_controllable (uint32_t band) const;
514 boost::shared_ptr<AutomationControl> eq_q_controllable (uint32_t band) const;
515 boost::shared_ptr<AutomationControl> eq_shape_controllable (uint32_t band) const;
517 //additional HP/LP filters
518 boost::shared_ptr<AutomationControl> filter_freq_controllable (bool hpf) const;
519 boost::shared_ptr<AutomationControl> filter_slope_controllable (bool) const;
520 boost::shared_ptr<AutomationControl> filter_enable_controllable (bool) const;
523 /* "well-known" controls for a compressor in this route. Any or all may
526 boost::shared_ptr<AutomationControl> comp_enable_controllable () const;
527 boost::shared_ptr<AutomationControl> comp_threshold_controllable () const;
528 boost::shared_ptr<AutomationControl> comp_speed_controllable () const;
529 boost::shared_ptr<AutomationControl> comp_mode_controllable () const;
530 boost::shared_ptr<AutomationControl> comp_makeup_controllable () const;
531 boost::shared_ptr<ReadOnlyControl> comp_redux_controllable () const;
533 /* @param mode must be supplied by the comp_mode_controllable(). All other values
534 * result in undefined behaviour
536 std::string comp_mode_name (uint32_t mode) const;
537 /* @param mode - as for comp mode name. This returns the name for the
538 * parameter/control accessed via comp_speed_controllable(), which can
541 std::string comp_speed_name (uint32_t mode) const;
543 /* "well-known" controls for sends to well-known busses in this route. Any or all may
546 * In Mixbus, these are the sends that connect to the mixbusses.
547 * In Ardour, these are user-created sends that connect to user-created
550 boost::shared_ptr<AutomationControl> send_level_controllable (uint32_t n) const;
551 boost::shared_ptr<AutomationControl> send_enable_controllable (uint32_t n) const;
552 /* for the same value of @param n, this returns the name of the send
553 * associated with the pair of controllables returned by the above two methods.
555 std::string send_name (uint32_t n) const;
557 /* well known control that enables/disables sending to the master bus.
559 * In Ardour, this returns null.
560 * In Mixbus, it will return a suitable control, or null depending on
563 boost::shared_ptr<AutomationControl> master_send_enable_controllable () const;
565 void protect_automation ();
567 bool has_external_redirects() const;
569 /* can only be executed by a route for which is_monitor() is true
570 * (i.e. the monitor out)
572 void monitor_run (framepos_t start_frame, framepos_t end_frame,
573 pframes_t nframes, int declick);
575 bool slaved_to (boost::shared_ptr<VCA>) const;
576 bool slaved () const;
579 friend class Session;
581 void catch_up_on_solo_mute_override ();
582 void set_listen (bool);
584 void curve_reallocate ();
585 virtual void set_block_size (pframes_t nframes);
587 virtual framecnt_t check_initial_delay (framecnt_t nframes, framepos_t&) { return nframes; }
589 void fill_buffers_with_input (BufferSet& bufs, boost::shared_ptr<IO> io, pframes_t nframes);
591 void passthru (BufferSet&, framepos_t start_frame, framepos_t end_frame, pframes_t nframes, int declick);
593 virtual void write_out_of_band_data (BufferSet& /* bufs */, framepos_t /* start_frame */, framepos_t /* end_frame */,
594 framecnt_t /* nframes */) {}
596 virtual void process_output_buffers (BufferSet& bufs,
597 framepos_t start_frame, framepos_t end_frame,
598 pframes_t nframes, int declick,
599 bool gain_automation_ok);
601 void flush_processor_buffers_locked (framecnt_t nframes);
603 virtual void bounce_process (BufferSet& bufs,
604 framepos_t start_frame, framecnt_t nframes,
605 boost::shared_ptr<Processor> endpoint, bool include_endpoint,
606 bool for_export, bool for_freeze);
608 framecnt_t bounce_get_latency (boost::shared_ptr<Processor> endpoint, bool include_endpoint, bool for_export, bool for_freeze) const;
609 ChanCount bounce_get_output_streams (ChanCount &cc, boost::shared_ptr<Processor> endpoint, bool include_endpoint, bool for_export, bool for_freeze) const;
611 boost::shared_ptr<IO> _input;
612 boost::shared_ptr<IO> _output;
615 framecnt_t _signal_latency;
616 framecnt_t _signal_latency_at_amp_position;
617 framecnt_t _signal_latency_at_trim_position;
618 framecnt_t _initial_delay;
619 framecnt_t _roll_delay;
621 ProcessorList _processors;
622 mutable Glib::Threads::RWLock _processor_lock;
623 boost::shared_ptr<Delivery> _main_outs;
624 boost::shared_ptr<InternalSend> _monitor_send;
625 boost::shared_ptr<InternalReturn> _intreturn;
626 boost::shared_ptr<MonitorProcessor> _monitor_control;
627 boost::shared_ptr<Pannable> _pannable;
631 EmitMeterChanged = 0x01,
632 EmitMeterVisibilityChange = 0x02,
633 EmitRtProcessorChange = 0x04
636 ProcessorList _pending_processor_order;
637 gint _pending_process_reorder; // atomic
638 gint _pending_signals; // atomic
640 int _pending_declick;
641 MeterPoint _meter_point;
642 MeterPoint _pending_meter_point;
643 MeterType _meter_type;
645 bool _denormal_protection;
647 bool _recordable : 1;
649 bool _declickable : 1;
651 boost::shared_ptr<SoloControl> _solo_control;
652 boost::shared_ptr<MuteControl> _mute_control;
653 boost::shared_ptr<PhaseControl> _phase_control;
654 boost::shared_ptr<SoloIsolateControl> _solo_isolate_control;
655 boost::shared_ptr<SoloSafeControl> _solo_safe_control;
657 std::string _comment;
658 bool _have_internal_generator;
659 DataType _default_type;
662 InstrumentInfo _instrument_info;
664 virtual ChanCount input_streams () const;
666 virtual XMLNode& state(bool);
668 int configure_processors (ProcessorStreams*);
670 void passthru_silence (framepos_t start_frame, framepos_t end_frame,
671 pframes_t nframes, int declick);
673 void silence (framecnt_t);
674 void silence_unlocked (framecnt_t);
676 ChanCount processor_max_streams;
677 ChanCount processor_out_streams;
679 uint32_t pans_required() const;
680 ChanCount n_process_buffers ();
682 virtual void maybe_declick (BufferSet&, framecnt_t, int);
684 boost::shared_ptr<GainControl> _gain_control;
685 boost::shared_ptr<Amp> _amp;
686 boost::shared_ptr<GainControl> _trim_control;
687 boost::shared_ptr<Amp> _trim;
688 boost::shared_ptr<PeakMeter> _meter;
689 boost::shared_ptr<DelayLine> _delayline;
691 boost::shared_ptr<Processor> the_instrument_unlocked() const;
693 SlavableControlList slavables () const;
696 int64_t _track_number;
698 int set_state_2X (const XMLNode&, int);
699 void set_processor_state_2X (XMLNodeList const &, int);
701 void input_change_handler (IOChange, void *src);
702 void output_change_handler (IOChange, void *src);
703 void sidechain_change_handler (IOChange, void *src);
705 void processor_selfdestruct (boost::weak_ptr<Processor>);
706 std::vector<boost::weak_ptr<Processor> > selfdestruct_sequence;
707 Glib::Threads::Mutex selfdestruct_lock;
709 bool input_port_count_changing (ChanCount);
710 bool output_port_count_changing (ChanCount);
712 bool _in_configure_processors;
713 bool _initial_io_setup;
714 bool _in_sidechain_setup;
716 int configure_processors_unlocked (ProcessorStreams*, Glib::Threads::RWLock::WriterLock*);
717 bool set_meter_point_unlocked ();
718 void apply_processor_order (const ProcessorList& new_order);
720 std::list<std::pair<ChanCount, ChanCount> > try_configure_processors (ChanCount, ProcessorStreams *);
721 std::list<std::pair<ChanCount, ChanCount> > try_configure_processors_unlocked (ChanCount, ProcessorStreams *);
723 bool add_processor_from_xml_2X (const XMLNode&, int);
725 void placement_range (Placement p, ProcessorList::iterator& start, ProcessorList::iterator& end);
727 void set_self_solo (bool yn);
729 void set_processor_positions ();
730 framecnt_t update_port_latencies (PortSet& ports, PortSet& feeders, bool playback, framecnt_t) const;
732 void setup_invisible_processors ();
735 void set_plugin_state_dir (boost::weak_ptr<Processor>, const std::string&);
737 boost::shared_ptr<CapturingProcessor> _capturing_processor;
739 /** A handy class to keep processor state while we attempt a reconfiguration
742 class ProcessorState {
744 ProcessorState (Route* r)
746 , _processors (r->_processors)
747 , _processor_max_streams (r->processor_max_streams)
751 _route->_processors = _processors;
752 _route->processor_max_streams = _processor_max_streams;
756 /* this should perhaps be a shared_ptr, but ProcessorStates will
757 not hang around long enough for it to matter.
760 ProcessorList _processors;
761 ChanCount _processor_max_streams;
764 friend class ProcessorState;
768 /* no copy construction */
769 Route (Route const &);
771 void maybe_note_meter_position ();
773 /** true if we've made a note of a custom meter position in these variables */
774 bool _custom_meter_position_noted;
775 /** the processor that came after the meter when it was last set to a custom position,
778 boost::weak_ptr<Processor> _processor_after_last_custom_meter;
779 RoutePinWindowProxy *_pinmgr_proxy;
780 PatchChangeGridDialog* _patch_selector_dialog;
782 void reset_instrument_info ();
784 void solo_control_changed (bool self, PBD::Controllable::GroupControlDisposition);
787 } // namespace ARDOUR
789 #endif /* __ardour_route_h__ */