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 GraphNode,
93 public RouteGroupMember,
94 public boost::enable_shared_from_this<Route>
98 typedef std::list<boost::shared_ptr<Processor> > ProcessorList;
106 Route (Session&, std::string name, Flag flags = Flag(0), DataType default_type = DataType::AUDIO);
111 boost::shared_ptr<IO> input() const { return _input; }
112 boost::shared_ptr<IO> output() const { return _output; }
113 IOVector all_inputs () const;
114 IOVector all_outputs () const;
116 ChanCount n_inputs() const { return _input->n_ports(); }
117 ChanCount n_outputs() const { return _output->n_ports(); }
119 bool active() const { return _active; }
120 void set_active (bool yn, void *);
122 static std::string ensure_track_or_route_name(std::string, Session &);
124 std::string comment() { return _comment; }
125 void set_comment (std::string str, void *src);
127 bool set_name (const std::string& str);
128 static void set_name_in_state (XMLNode &, const std::string &, bool rename_playlist = true);
130 uint32_t order_key () const;
131 bool has_order_key () const;
132 void set_order_key (uint32_t);
134 bool is_auditioner() const { return _flags & Auditioner; }
135 bool is_master() const { return _flags & MasterOut; }
136 bool is_monitor() const { return _flags & MonitorOut; }
138 MonitorState monitoring_state () const;
139 virtual MeterState metering_state () const;
141 /* these are the core of the API of a Route. see the protected sections as well */
143 virtual int roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame,
144 int declick, bool& need_butler);
146 virtual int no_roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame,
147 bool state_changing);
149 virtual int silent_roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame,
152 virtual bool can_record() { return false; }
154 virtual void nonrealtime_handle_transport_stopped (bool abort, bool did_locate, bool flush_processors);
155 virtual void realtime_handle_transport_stopped () {}
156 virtual void realtime_locate () {}
157 virtual void non_realtime_locate (framepos_t);
158 virtual void set_pending_declick (int);
160 /* end of vfunc-based API */
162 void shift (framepos_t, framecnt_t);
164 void set_trim (gain_t val, PBD::Controllable::GroupControlDisposition);
166 /* controls use set_solo() to modify this route's solo state
169 void clear_all_solo_state ();
171 bool soloed_by_others () const { return _solo_control->soloed_by_others(); }
172 bool soloed_by_others_upstream () const { return _solo_control->soloed_by_others_upstream(); }
173 bool soloed_by_others_downstream () const { return _solo_control->soloed_by_others_downstream(); }
174 bool self_soloed () const { return _solo_control->self_soloed(); }
175 bool soloed () const { return self_soloed () || soloed_by_others (); }
177 void push_solo_upstream (int32_t delta);
178 void push_solo_isolate_upstream (int32_t delta);
179 bool can_solo () const {
180 return !(is_master() || is_monitor() || is_auditioner());
182 bool is_safe () const {
183 return _solo_safe_control->get_value();
185 void enable_monitor_send ();
187 void set_denormal_protection (bool yn);
188 bool denormal_protection() const;
190 void set_meter_point (MeterPoint, bool force = false);
191 bool apply_processor_changes_rt ();
192 void emit_pending_signals ();
193 MeterPoint meter_point() const { return _pending_meter_point; }
195 void set_meter_type (MeterType t) { _meter_type = t; }
196 MeterType meter_type() const { return _meter_type; }
200 boost::shared_ptr<Amp> amp() const { return _amp; }
201 boost::shared_ptr<Amp> trim() const { return _trim; }
202 boost::shared_ptr<PeakMeter> peak_meter() { return _meter; }
203 boost::shared_ptr<const PeakMeter> peak_meter() const { return _meter; }
204 boost::shared_ptr<PeakMeter> shared_peak_meter() const { return _meter; }
205 boost::shared_ptr<DelayLine> delay_line() const { return _delayline; }
207 void flush_processors ();
209 void foreach_processor (boost::function<void(boost::weak_ptr<Processor>)> method) {
210 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
211 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
212 method (boost::weak_ptr<Processor> (*i));
216 boost::shared_ptr<Processor> nth_processor (uint32_t n) {
217 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
218 ProcessorList::iterator i;
219 for (i = _processors.begin(); i != _processors.end() && n; ++i, --n) {}
220 if (i == _processors.end()) {
221 return boost::shared_ptr<Processor> ();
227 boost::shared_ptr<Processor> processor_by_id (PBD::ID) const;
229 boost::shared_ptr<Processor> nth_plugin (uint32_t n) const;
230 boost::shared_ptr<Processor> nth_send (uint32_t n) const;
232 bool has_io_processor_named (const std::string&);
233 ChanCount max_processor_streams () const { return processor_max_streams; }
235 std::list<std::string> unknown_processors () const;
237 RoutePinWindowProxy * pinmgr_proxy () const { return _pinmgr_proxy; }
238 void set_pingmgr_proxy (RoutePinWindowProxy* wp) { _pinmgr_proxy = wp ; }
240 /* special processors */
242 boost::shared_ptr<InternalSend> monitor_send() const { return _monitor_send; }
243 /** the signal processorat at end of the processing chain which produces output */
244 boost::shared_ptr<Delivery> main_outs() const { return _main_outs; }
245 boost::shared_ptr<InternalReturn> internal_return() const { return _intreturn; }
246 boost::shared_ptr<MonitorProcessor> monitor_control() const { return _monitor_control; }
247 boost::shared_ptr<Send> internal_send_for (boost::shared_ptr<const Route> target) const;
248 void add_internal_return ();
249 void add_send_to_internal_return (InternalSend *);
250 void remove_send_from_internal_return (InternalSend *);
251 void listen_position_changed ();
252 boost::shared_ptr<CapturingProcessor> add_export_point(/* Add some argument for placement later */);
254 /** A record of the stream configuration at some point in the processor list.
255 * Used to return where and why an processor list configuration request failed.
257 struct ProcessorStreams {
258 ProcessorStreams(size_t i=0, ChanCount c=ChanCount()) : index(i), count(c) {}
260 uint32_t index; ///< Index of processor where configuration failed
261 ChanCount count; ///< Input requested of processor
264 int add_processor (boost::shared_ptr<Processor>, Placement placement, ProcessorStreams* err = 0, bool activation_allowed = true);
265 int add_processor_by_index (boost::shared_ptr<Processor>, int, ProcessorStreams* err = 0, bool activation_allowed = true);
266 int add_processor (boost::shared_ptr<Processor>, boost::shared_ptr<Processor>, ProcessorStreams* err = 0, bool activation_allowed = true);
267 int add_processors (const ProcessorList&, boost::shared_ptr<Processor>, ProcessorStreams* err = 0);
268 boost::shared_ptr<Processor> before_processor_for_placement (Placement);
269 boost::shared_ptr<Processor> before_processor_for_index (int);
270 bool processors_reorder_needs_configure (const ProcessorList& new_order);
271 /** remove plugin/processor
273 * @param proc processor to remove
274 * @param err error report (index where removal vailed, channel-count why it failed) may be nil
275 * @param need_process_lock if locking is required (set to true, unless called from RT context with lock)
276 * @returns 0 on success
278 int remove_processor (boost::shared_ptr<Processor> proc, ProcessorStreams* err = 0, bool need_process_lock = true);
279 /** replace plugin/processor with another
281 * @param old processor to remove
282 * @param sub processor to substitute the old one with
283 * @param err error report (index where removal vailed, channel-count why it failed) may be nil
284 * @returns 0 on success
286 int replace_processor (boost::shared_ptr<Processor> old, boost::shared_ptr<Processor> sub, ProcessorStreams* err = 0);
287 int remove_processors (const ProcessorList&, ProcessorStreams* err = 0);
288 int reorder_processors (const ProcessorList& new_order, ProcessorStreams* err = 0);
289 void disable_processors (Placement);
290 void disable_processors ();
291 void disable_plugins (Placement);
292 void disable_plugins ();
293 void ab_plugins (bool forward);
294 void clear_processors (Placement);
295 void all_visible_processors_active (bool);
297 bool strict_io () const { return _strict_io; }
298 bool set_strict_io (bool);
299 /** reset plugin-insert configuration to default, disable customizations.
301 * This is equivalent to calling
303 * customize_plugin_insert (proc, 0, unused)
306 * @param proc Processor to reset
307 * @returns true if successful
309 bool reset_plugin_insert (boost::shared_ptr<Processor> proc);
310 /** enable custom plugin-insert configuration
311 * @param proc Processor to customize
312 * @param count number of plugin instances to use (if zero, reset to default)
313 * @param outs output port customization
314 * @param sinks input pins for variable-I/O plugins
315 * @returns true if successful
317 bool customize_plugin_insert (boost::shared_ptr<Processor> proc, uint32_t count, ChanCount outs, ChanCount sinks);
318 bool add_remove_sidechain (boost::shared_ptr<Processor> proc, bool);
319 bool plugin_preset_output (boost::shared_ptr<Processor> proc, ChanCount outs);
321 /* enable sidechain input for a given processor
323 * The sidechain itself is an IO port object with variable number of channels and configured independently.
324 * Adding/removing the port itself however requires reconfiguring the route and is hence
325 * not a plugin operation itself.
327 * @param proc the processor to add sidechain inputs to
328 * @returns true on success
330 bool add_sidechain (boost::shared_ptr<Processor> proc) { return add_remove_sidechain (proc, true); }
331 /* remove sidechain input from given processor
332 * @param proc the processor to remove the sidechain input from
333 * @returns true on success
335 bool remove_sidechain (boost::shared_ptr<Processor> proc) { return add_remove_sidechain (proc, false); }
337 framecnt_t set_private_port_latencies (bool playback) const;
338 void set_public_port_latencies (framecnt_t, bool playback) const;
340 framecnt_t update_signal_latency();
341 virtual void set_latency_compensation (framecnt_t);
343 void set_user_latency (framecnt_t);
344 framecnt_t initial_delay() const { return _initial_delay; }
345 framecnt_t signal_latency() const { return _signal_latency; }
347 PBD::Signal0<void> active_changed;
348 PBD::Signal0<void> denormal_protection_changed;
349 PBD::Signal0<void> comment_changed;
351 /** track numbers - assigned by session
352 * nubers > 0 indicate tracks (audio+midi)
353 * nubers < 0 indicate busses
354 * zero is reserved for unnumbered special busses.
356 PBD::Signal0<void> track_number_changed;
357 int64_t track_number() const { return _track_number; }
359 void set_track_number(int64_t tn) {
360 if (tn == _track_number) { return; }
362 track_number_changed();
363 PropertyChanged (ARDOUR::Properties::name);
366 enum PluginSetupOptions {
372 static PBD::Signal3<int,boost::shared_ptr<Route>, boost::shared_ptr<PluginInsert>, PluginSetupOptions > PluginSetup;
374 /** the processors have changed; the parameter indicates what changed */
375 PBD::Signal1<void,RouteProcessorChange> processors_changed;
376 PBD::Signal1<void,void*> record_enable_changed;
377 /** the metering point has changed */
378 PBD::Signal0<void> meter_change;
379 PBD::Signal0<void> signal_latency_changed;
380 PBD::Signal0<void> initial_delay_changed;
382 /** Emitted with the process lock held */
383 PBD::Signal0<void> io_changed;
385 /* gui's call this for their own purposes. */
387 PBD::Signal2<void,std::string,void*> gui_changed;
391 XMLNode& get_state();
392 virtual int set_state (const XMLNode&, int version);
393 virtual XMLNode& get_template();
395 XMLNode& get_processor_state ();
396 virtual void set_processor_state (const XMLNode&);
398 int save_as_template (const std::string& path, const std::string& name);
400 PBD::Signal1<void,void*> SelectedChanged;
402 int add_aux_send (boost::shared_ptr<Route>, boost::shared_ptr<Processor>);
403 void remove_aux_or_listen (boost::shared_ptr<Route>);
406 * return true if this route feeds the first argument via at least one
407 * (arbitrarily long) signal pathway.
409 bool feeds (boost::shared_ptr<Route>, bool* via_send_only = 0);
412 * return true if this route feeds the first argument directly, via
413 * either its main outs or a send. This is checked by the actual
414 * connections, rather than by what the graph is currently doing.
416 bool direct_feeds_according_to_reality (boost::shared_ptr<Route>, bool* via_send_only = 0);
419 * return true if this route feeds the first argument directly, via
420 * either its main outs or a send, according to the graph that
421 * is currently being processed.
423 bool direct_feeds_according_to_graph (boost::shared_ptr<Route>, bool* via_send_only = 0);
425 bool feeds_according_to_graph (boost::shared_ptr<Route>);
428 boost::weak_ptr<Route> r;
431 FeedRecord (boost::shared_ptr<Route> rp, bool sendsonly)
433 , sends_only (sendsonly) {}
436 struct FeedRecordCompare {
437 bool operator() (const FeedRecord& a, const FeedRecord& b) const {
442 typedef std::set<FeedRecord,FeedRecordCompare> FedBy;
444 const FedBy& fed_by() const { return _fed_by; }
445 void clear_fed_by ();
446 bool add_fed_by (boost::shared_ptr<Route>, bool sends_only);
448 /* Controls (not all directly owned by the Route) */
450 boost::shared_ptr<AutomationControl> get_control (const Evoral::Parameter& param);
452 boost::shared_ptr<SoloControl> solo_control() const {
453 return _solo_control;
456 boost::shared_ptr<MuteControl> mute_control() const {
457 return _mute_control;
460 bool can_be_muted_by_others () const { return !is_master(); }
461 bool muted () const { return _mute_control->muted(); }
462 bool muted_by_masters () const { return _mute_control->muted_by_masters(); }
463 bool muted_by_self () const { return _mute_control->muted_by_self(); }
464 bool muted_by_others_soloing () const;
466 boost::shared_ptr<SoloIsolateControl> solo_isolate_control() const {
467 return _solo_isolate_control;
470 boost::shared_ptr<SoloSafeControl> solo_safe_control() const {
471 return _solo_safe_control;
474 boost::shared_ptr<MonitorControl> monitoring_control() const {
475 /* tracks override this to provide actual monitoring control;
476 busses have no possible choices except input monitoring.
478 return boost::shared_ptr<MonitorControl> ();
481 /* Route doesn't own these items, but sub-objects that it does own have them
482 and to make UI code a bit simpler, we provide direct access to them
486 boost::shared_ptr<Panner> panner() const; /* may return null */
487 boost::shared_ptr<PannerShell> panner_shell() const;
488 boost::shared_ptr<Pannable> pannable() const;
490 boost::shared_ptr<GainControl> gain_control() const;
491 boost::shared_ptr<GainControl> trim_control() const;
492 boost::shared_ptr<PhaseControl> phase_control() const;
495 Return the first processor that accepts has at least one MIDI input
496 and at least one audio output. In the vast majority of cases, this
497 will be "the instrument". This does not preclude other MIDI->audio
498 processors later in the processing chain, but that would be a
499 special case not covered by this utility function.
501 boost::shared_ptr<Processor> the_instrument() const;
502 InstrumentInfo& instrument_info() { return _instrument_info; }
504 /* "well-known" controls for panning. Any or all of these may return
508 boost::shared_ptr<AutomationControl> pan_azimuth_control() const;
509 boost::shared_ptr<AutomationControl> pan_elevation_control() const;
510 boost::shared_ptr<AutomationControl> pan_width_control() const;
511 boost::shared_ptr<AutomationControl> pan_frontback_control() const;
512 boost::shared_ptr<AutomationControl> pan_lfe_control() const;
514 /* "well-known" controls for an EQ in this route. Any or all may
515 * be null. eq_band_cnt() must return 0 if there is no EQ present.
516 * Passing an @param band value >= eq_band_cnt() will guarantee the
517 * return of a null ptr (or an empty string for eq_band_name()).
519 uint32_t eq_band_cnt () const;
520 std::string eq_band_name (uint32_t) const;
521 boost::shared_ptr<AutomationControl> eq_gain_controllable (uint32_t band) const;
522 boost::shared_ptr<AutomationControl> eq_freq_controllable (uint32_t band) const;
523 boost::shared_ptr<AutomationControl> eq_q_controllable (uint32_t band) const;
524 boost::shared_ptr<AutomationControl> eq_shape_controllable (uint32_t band) const;
525 boost::shared_ptr<AutomationControl> eq_enable_controllable () const;
526 boost::shared_ptr<AutomationControl> eq_hpf_controllable () const;
528 /* "well-known" controls for a compressor in this route. Any or all may
531 boost::shared_ptr<AutomationControl> comp_enable_controllable () const;
532 boost::shared_ptr<AutomationControl> comp_threshold_controllable () const;
533 boost::shared_ptr<AutomationControl> comp_speed_controllable () const;
534 boost::shared_ptr<AutomationControl> comp_mode_controllable () const;
535 boost::shared_ptr<AutomationControl> comp_makeup_controllable () const;
536 boost::shared_ptr<AutomationControl> comp_redux_controllable () const;
538 /* @param mode must be supplied by the comp_mode_controllable(). All other values
539 * result in undefined behaviour
541 std::string comp_mode_name (uint32_t mode) const;
542 /* @param mode - as for comp mode name. This returns the name for the
543 * parameter/control accessed via comp_speed_controllable(), which can
546 std::string comp_speed_name (uint32_t mode) const;
548 /* "well-known" controls for sends to well-known busses in this route. Any or all may
551 * In Mixbus, these are the sends that connect to the mixbusses.
552 * In Ardour, these are user-created sends that connect to user-created
555 boost::shared_ptr<AutomationControl> send_level_controllable (uint32_t n) const;
556 boost::shared_ptr<AutomationControl> send_enable_controllable (uint32_t n) const;
557 /* for the same value of @param n, this returns the name of the send
558 * associated with the pair of controllables returned by the above two methods.
560 std::string send_name (uint32_t n) const;
562 /* well known control that enables/disables sending to the master bus.
564 * In Ardour, this returns null.
565 * In Mixbus, it will return a suitable control, or null depending on
568 boost::shared_ptr<AutomationControl> master_send_enable_controllable () const;
570 void protect_automation ();
573 /* These numbers are taken from MIDI Machine Control,
574 which can only control up to 317 tracks without
575 doing sysex segmentation.
577 MasterBusRemoteControlID = 318,
578 MonitorBusRemoteControlID = 319,
581 void set_remote_control_id (uint32_t id, bool notify_class_listeners = true);
582 uint32_t remote_control_id () const;
583 void set_remote_control_id_explicit (uint32_t order_key);
585 /* for things concerned about *this* route's RID */
587 PBD::Signal0<void> RemoteControlIDChanged;
589 /* for things concerned about *any* route's RID changes */
591 static PBD::Signal0<void> RemoteControlIDChange;
592 static PBD::Signal0<void> SyncOrderKeys;
594 bool has_external_redirects() const;
596 /* can only be executed by a route for which is_monitor() is true
597 * (i.e. the monitor out)
599 void monitor_run (framepos_t start_frame, framepos_t end_frame,
600 pframes_t nframes, int declick);
602 bool slaved_to (boost::shared_ptr<VCA>) const;
605 friend class Session;
607 void catch_up_on_solo_mute_override ();
608 void set_listen (bool);
610 void curve_reallocate ();
611 virtual void set_block_size (pframes_t nframes);
614 virtual framecnt_t check_initial_delay (framecnt_t nframes, framepos_t&) { return nframes; }
616 void fill_buffers_with_input (BufferSet& bufs, boost::shared_ptr<IO> io, pframes_t nframes);
618 void passthru (BufferSet&, framepos_t start_frame, framepos_t end_frame,
619 pframes_t nframes, int declick);
621 virtual void write_out_of_band_data (BufferSet& /* bufs */, framepos_t /* start_frame */, framepos_t /* end_frame */,
622 framecnt_t /* nframes */) {}
624 virtual void process_output_buffers (BufferSet& bufs,
625 framepos_t start_frame, framepos_t end_frame,
626 pframes_t nframes, int declick,
627 bool gain_automation_ok);
629 virtual void bounce_process (BufferSet& bufs,
630 framepos_t start_frame, framecnt_t nframes,
631 boost::shared_ptr<Processor> endpoint, bool include_endpoint,
632 bool for_export, bool for_freeze);
634 framecnt_t bounce_get_latency (boost::shared_ptr<Processor> endpoint, bool include_endpoint, bool for_export, bool for_freeze) const;
635 ChanCount bounce_get_output_streams (ChanCount &cc, boost::shared_ptr<Processor> endpoint, bool include_endpoint, bool for_export, bool for_freeze) const;
637 boost::shared_ptr<IO> _input;
638 boost::shared_ptr<IO> _output;
641 framecnt_t _signal_latency;
642 framecnt_t _signal_latency_at_amp_position;
643 framecnt_t _signal_latency_at_trim_position;
644 framecnt_t _initial_delay;
645 framecnt_t _roll_delay;
647 ProcessorList _processors;
648 mutable Glib::Threads::RWLock _processor_lock;
649 boost::shared_ptr<Delivery> _main_outs;
650 boost::shared_ptr<InternalSend> _monitor_send;
651 boost::shared_ptr<InternalReturn> _intreturn;
652 boost::shared_ptr<MonitorProcessor> _monitor_control;
653 boost::shared_ptr<Pannable> _pannable;
657 EmitMeterChanged = 0x01,
658 EmitMeterVisibilityChange = 0x02,
659 EmitRtProcessorChange = 0x04
662 ProcessorList _pending_processor_order;
663 gint _pending_process_reorder; // atomic
664 gint _pending_signals; // atomic
667 int _pending_declick;
668 MeterPoint _meter_point;
669 MeterPoint _pending_meter_point;
670 MeterType _meter_type;
672 bool _denormal_protection;
674 bool _recordable : 1;
676 bool _declickable : 1;
678 boost::shared_ptr<SoloControl> _solo_control;
679 boost::shared_ptr<MuteControl> _mute_control;
680 boost::shared_ptr<PhaseControl> _phase_control;
681 boost::shared_ptr<SoloIsolateControl> _solo_isolate_control;
682 boost::shared_ptr<SoloSafeControl> _solo_safe_control;
684 std::string _comment;
685 bool _have_internal_generator;
686 DataType _default_type;
689 InstrumentInfo _instrument_info;
691 virtual ChanCount input_streams () const;
694 virtual XMLNode& state(bool);
696 int configure_processors (ProcessorStreams*);
698 void passthru_silence (framepos_t start_frame, framepos_t end_frame,
699 pframes_t nframes, int declick);
701 void silence (framecnt_t);
702 void silence_unlocked (framecnt_t);
704 ChanCount processor_max_streams;
705 ChanCount processor_out_streams;
707 uint32_t pans_required() const;
708 ChanCount n_process_buffers ();
710 virtual void maybe_declick (BufferSet&, framecnt_t, int);
712 boost::shared_ptr<GainControl> _gain_control;
713 boost::shared_ptr<Amp> _amp;
714 boost::shared_ptr<GainControl> _trim_control;
715 boost::shared_ptr<Amp> _trim;
716 boost::shared_ptr<PeakMeter> _meter;
717 boost::shared_ptr<DelayLine> _delayline;
719 boost::shared_ptr<Processor> the_instrument_unlocked() const;
722 int set_state_2X (const XMLNode&, int);
723 void set_processor_state_2X (XMLNodeList const &, int);
727 uint32_t _remote_control_id;
729 int64_t _track_number;
731 void input_change_handler (IOChange, void *src);
732 void output_change_handler (IOChange, void *src);
733 void sidechain_change_handler (IOChange, void *src);
735 void processor_selfdestruct (boost::weak_ptr<Processor>);
736 std::vector<boost::weak_ptr<Processor> > selfdestruct_sequence;
737 Glib::Threads::Mutex selfdestruct_lock;
739 bool input_port_count_changing (ChanCount);
740 bool output_port_count_changing (ChanCount);
742 bool _in_configure_processors;
743 bool _initial_io_setup;
744 bool _in_sidechain_setup;
746 int configure_processors_unlocked (ProcessorStreams*, Glib::Threads::RWLock::WriterLock*);
747 bool set_meter_point_unlocked ();
748 void apply_processor_order (const ProcessorList& new_order);
750 std::list<std::pair<ChanCount, ChanCount> > try_configure_processors (ChanCount, ProcessorStreams *);
751 std::list<std::pair<ChanCount, ChanCount> > try_configure_processors_unlocked (ChanCount, ProcessorStreams *);
753 bool add_processor_from_xml_2X (const XMLNode&, int);
755 void placement_range (Placement p, ProcessorList::iterator& start, ProcessorList::iterator& end);
757 void set_self_solo (bool yn);
759 void set_processor_positions ();
760 framecnt_t update_port_latencies (PortSet& ports, PortSet& feeders, bool playback, framecnt_t) const;
762 void setup_invisible_processors ();
765 void set_plugin_state_dir (boost::weak_ptr<Processor>, const std::string&);
767 boost::shared_ptr<CapturingProcessor> _capturing_processor;
769 /** A handy class to keep processor state while we attempt a reconfiguration
772 class ProcessorState {
774 ProcessorState (Route* r)
776 , _processors (r->_processors)
777 , _processor_max_streams (r->processor_max_streams)
781 _route->_processors = _processors;
782 _route->processor_max_streams = _processor_max_streams;
786 /* this should perhaps be a shared_ptr, but ProcessorStates will
787 not hang around long enough for it to matter.
790 ProcessorList _processors;
791 ChanCount _processor_max_streams;
794 friend class ProcessorState;
798 /* no copy construction */
799 Route (Route const &);
801 void maybe_note_meter_position ();
803 /** true if we've made a note of a custom meter position in these variables */
804 bool _custom_meter_position_noted;
805 /** the processor that came after the meter when it was last set to a custom position,
808 boost::weak_ptr<Processor> _processor_after_last_custom_meter;
809 RoutePinWindowProxy *_pinmgr_proxy;
811 void reset_instrument_info ();
813 void set_remote_control_id_internal (uint32_t id, bool notify_class_listeners = true);
814 void solo_control_changed (bool self, PBD::Controllable::GroupControlDisposition);
817 } // namespace ARDOUR
819 #endif /* __ardour_route_h__ */