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,
95 public boost::enable_shared_from_this<Route>
99 typedef std::list<boost::shared_ptr<Processor> > ProcessorList;
107 Route (Session&, std::string name, Flag flags = Flag(0), DataType default_type = DataType::AUDIO);
112 boost::shared_ptr<IO> input() const { return _input; }
113 boost::shared_ptr<IO> output() const { return _output; }
114 IOVector all_inputs () const;
115 IOVector all_outputs () const;
117 ChanCount n_inputs() const { return _input->n_ports(); }
118 ChanCount n_outputs() const { return _output->n_ports(); }
120 bool active() const { return _active; }
121 void set_active (bool yn, void *);
123 static std::string ensure_track_or_route_name(std::string, Session &);
125 std::string comment() { return _comment; }
126 void set_comment (std::string str, void *src);
128 bool set_name (const std::string& str);
129 static void set_name_in_state (XMLNode &, const std::string &, bool rename_playlist = true);
131 uint32_t order_key () const;
132 bool has_order_key () const;
133 void set_order_key (uint32_t);
135 bool is_auditioner() const { return _flags & Auditioner; }
136 bool is_master() const { return _flags & MasterOut; }
137 bool is_monitor() const { return _flags & MonitorOut; }
139 MonitorState monitoring_state () const;
140 virtual MeterState metering_state () const;
142 /* these are the core of the API of a Route. see the protected sections as well */
144 virtual int roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame,
145 int declick, bool& need_butler);
147 virtual int no_roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame,
148 bool state_changing);
150 virtual int silent_roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame,
153 virtual bool can_record() { return false; }
155 virtual void nonrealtime_handle_transport_stopped (bool abort, bool did_locate, bool flush_processors);
156 virtual void realtime_handle_transport_stopped () {}
157 virtual void realtime_locate () {}
158 virtual void non_realtime_locate (framepos_t);
159 virtual void set_pending_declick (int);
161 /* end of vfunc-based API */
163 void shift (framepos_t, framecnt_t);
165 void set_trim (gain_t val, PBD::Controllable::GroupControlDisposition);
167 /* controls use set_solo() to modify this route's solo state
170 void clear_all_solo_state ();
172 bool soloed_by_others () const { return _solo_control->soloed_by_others(); }
173 bool soloed_by_others_upstream () const { return _solo_control->soloed_by_others_upstream(); }
174 bool soloed_by_others_downstream () const { return _solo_control->soloed_by_others_downstream(); }
175 bool self_soloed () const { return _solo_control->self_soloed(); }
176 bool soloed () const { return self_soloed () || soloed_by_others (); }
178 void push_solo_upstream (int32_t delta);
179 void push_solo_isolate_upstream (int32_t delta);
180 bool can_solo () const {
181 return !(is_master() || is_monitor() || is_auditioner());
183 bool is_safe () const {
184 return _solo_safe_control->get_value();
186 void enable_monitor_send ();
188 void set_denormal_protection (bool yn);
189 bool denormal_protection() const;
191 void set_meter_point (MeterPoint, bool force = false);
192 bool apply_processor_changes_rt ();
193 void emit_pending_signals ();
194 MeterPoint meter_point() const { return _pending_meter_point; }
196 void set_meter_type (MeterType t) { _meter_type = t; }
197 MeterType meter_type() const { return _meter_type; }
201 boost::shared_ptr<Amp> amp() const { return _amp; }
202 boost::shared_ptr<Amp> trim() const { return _trim; }
203 boost::shared_ptr<PeakMeter> peak_meter() { return _meter; }
204 boost::shared_ptr<const PeakMeter> peak_meter() const { return _meter; }
205 boost::shared_ptr<PeakMeter> shared_peak_meter() const { return _meter; }
206 boost::shared_ptr<DelayLine> delay_line() const { return _delayline; }
208 void flush_processors ();
210 void foreach_processor (boost::function<void(boost::weak_ptr<Processor>)> method) {
211 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
212 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
213 method (boost::weak_ptr<Processor> (*i));
217 boost::shared_ptr<Processor> nth_processor (uint32_t n) {
218 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
219 ProcessorList::iterator i;
220 for (i = _processors.begin(); i != _processors.end() && n; ++i, --n) {}
221 if (i == _processors.end()) {
222 return boost::shared_ptr<Processor> ();
228 boost::shared_ptr<Processor> processor_by_id (PBD::ID) const;
230 boost::shared_ptr<Processor> nth_plugin (uint32_t n) const;
231 boost::shared_ptr<Processor> nth_send (uint32_t n) const;
233 bool has_io_processor_named (const std::string&);
234 ChanCount max_processor_streams () const { return processor_max_streams; }
236 std::list<std::string> unknown_processors () const;
238 RoutePinWindowProxy * pinmgr_proxy () const { return _pinmgr_proxy; }
239 void set_pingmgr_proxy (RoutePinWindowProxy* wp) { _pinmgr_proxy = wp ; }
241 /* special processors */
243 boost::shared_ptr<InternalSend> monitor_send() const { return _monitor_send; }
244 /** the signal processorat at end of the processing chain which produces output */
245 boost::shared_ptr<Delivery> main_outs() const { return _main_outs; }
246 boost::shared_ptr<InternalReturn> internal_return() const { return _intreturn; }
247 boost::shared_ptr<MonitorProcessor> monitor_control() const { return _monitor_control; }
248 boost::shared_ptr<Send> internal_send_for (boost::shared_ptr<const Route> target) const;
249 void add_internal_return ();
250 void add_send_to_internal_return (InternalSend *);
251 void remove_send_from_internal_return (InternalSend *);
252 void listen_position_changed ();
253 boost::shared_ptr<CapturingProcessor> add_export_point(/* Add some argument for placement later */);
255 /** A record of the stream configuration at some point in the processor list.
256 * Used to return where and why an processor list configuration request failed.
258 struct ProcessorStreams {
259 ProcessorStreams(size_t i=0, ChanCount c=ChanCount()) : index(i), count(c) {}
261 uint32_t index; ///< Index of processor where configuration failed
262 ChanCount count; ///< Input requested of processor
265 int add_processor (boost::shared_ptr<Processor>, Placement placement, ProcessorStreams* err = 0, bool activation_allowed = true);
266 int add_processor_by_index (boost::shared_ptr<Processor>, int, ProcessorStreams* err = 0, bool activation_allowed = true);
267 int add_processor (boost::shared_ptr<Processor>, boost::shared_ptr<Processor>, ProcessorStreams* err = 0, bool activation_allowed = true);
268 int add_processors (const ProcessorList&, boost::shared_ptr<Processor>, ProcessorStreams* err = 0);
269 boost::shared_ptr<Processor> before_processor_for_placement (Placement);
270 boost::shared_ptr<Processor> before_processor_for_index (int);
271 bool processors_reorder_needs_configure (const ProcessorList& new_order);
272 /** remove plugin/processor
274 * @param proc processor to remove
275 * @param err error report (index where removal vailed, channel-count why it failed) may be nil
276 * @param need_process_lock if locking is required (set to true, unless called from RT context with lock)
277 * @returns 0 on success
279 int remove_processor (boost::shared_ptr<Processor> proc, ProcessorStreams* err = 0, bool need_process_lock = true);
280 /** replace plugin/processor with another
282 * @param old processor to remove
283 * @param sub processor to substitute the old one with
284 * @param err error report (index where removal vailed, channel-count why it failed) may be nil
285 * @returns 0 on success
287 int replace_processor (boost::shared_ptr<Processor> old, boost::shared_ptr<Processor> sub, ProcessorStreams* err = 0);
288 int remove_processors (const ProcessorList&, ProcessorStreams* err = 0);
289 int reorder_processors (const ProcessorList& new_order, ProcessorStreams* err = 0);
290 void disable_processors (Placement);
291 void disable_processors ();
292 void disable_plugins (Placement);
293 void disable_plugins ();
294 void ab_plugins (bool forward);
295 void clear_processors (Placement);
296 void all_visible_processors_active (bool);
298 bool strict_io () const { return _strict_io; }
299 bool set_strict_io (bool);
300 /** reset plugin-insert configuration to default, disable customizations.
302 * This is equivalent to calling
304 * customize_plugin_insert (proc, 0, unused)
307 * @param proc Processor to reset
308 * @returns true if successful
310 bool reset_plugin_insert (boost::shared_ptr<Processor> proc);
311 /** enable custom plugin-insert configuration
312 * @param proc Processor to customize
313 * @param count number of plugin instances to use (if zero, reset to default)
314 * @param outs output port customization
315 * @param sinks input pins for variable-I/O plugins
316 * @returns true if successful
318 bool customize_plugin_insert (boost::shared_ptr<Processor> proc, uint32_t count, ChanCount outs, ChanCount sinks);
319 bool add_remove_sidechain (boost::shared_ptr<Processor> proc, bool);
320 bool plugin_preset_output (boost::shared_ptr<Processor> proc, ChanCount outs);
322 /* enable sidechain input for a given processor
324 * The sidechain itself is an IO port object with variable number of channels and configured independently.
325 * Adding/removing the port itself however requires reconfiguring the route and is hence
326 * not a plugin operation itself.
328 * @param proc the processor to add sidechain inputs to
329 * @returns true on success
331 bool add_sidechain (boost::shared_ptr<Processor> proc) { return add_remove_sidechain (proc, true); }
332 /* remove sidechain input from given processor
333 * @param proc the processor to remove the sidechain input from
334 * @returns true on success
336 bool remove_sidechain (boost::shared_ptr<Processor> proc) { return add_remove_sidechain (proc, false); }
338 framecnt_t set_private_port_latencies (bool playback) const;
339 void set_public_port_latencies (framecnt_t, bool playback) const;
341 framecnt_t update_signal_latency();
342 virtual void set_latency_compensation (framecnt_t);
344 void set_user_latency (framecnt_t);
345 framecnt_t initial_delay() const { return _initial_delay; }
346 framecnt_t signal_latency() const { return _signal_latency; }
348 PBD::Signal0<void> active_changed;
349 PBD::Signal0<void> denormal_protection_changed;
350 PBD::Signal0<void> comment_changed;
352 /** track numbers - assigned by session
353 * nubers > 0 indicate tracks (audio+midi)
354 * nubers < 0 indicate busses
355 * zero is reserved for unnumbered special busses.
357 PBD::Signal0<void> track_number_changed;
358 int64_t track_number() const { return _track_number; }
360 void set_track_number(int64_t tn) {
361 if (tn == _track_number) { return; }
363 track_number_changed();
364 PropertyChanged (ARDOUR::Properties::name);
367 enum PluginSetupOptions {
373 static PBD::Signal3<int,boost::shared_ptr<Route>, boost::shared_ptr<PluginInsert>, PluginSetupOptions > PluginSetup;
375 /** the processors have changed; the parameter indicates what changed */
376 PBD::Signal1<void,RouteProcessorChange> processors_changed;
377 PBD::Signal1<void,void*> record_enable_changed;
378 /** the metering point has changed */
379 PBD::Signal0<void> meter_change;
380 PBD::Signal0<void> signal_latency_changed;
381 PBD::Signal0<void> initial_delay_changed;
383 /** Emitted with the process lock held */
384 PBD::Signal0<void> io_changed;
386 /* gui's call this for their own purposes. */
388 PBD::Signal2<void,std::string,void*> gui_changed;
392 XMLNode& get_state();
393 virtual int set_state (const XMLNode&, int version);
394 virtual XMLNode& get_template();
396 XMLNode& get_processor_state ();
397 virtual void set_processor_state (const XMLNode&);
399 int save_as_template (const std::string& path, const std::string& name);
401 PBD::Signal1<void,void*> SelectedChanged;
403 int add_aux_send (boost::shared_ptr<Route>, boost::shared_ptr<Processor>);
404 void remove_aux_or_listen (boost::shared_ptr<Route>);
407 * return true if this route feeds the first argument via at least one
408 * (arbitrarily long) signal pathway.
410 bool feeds (boost::shared_ptr<Route>, bool* via_send_only = 0);
413 * return true if this route feeds the first argument directly, via
414 * either its main outs or a send. This is checked by the actual
415 * connections, rather than by what the graph is currently doing.
417 bool direct_feeds_according_to_reality (boost::shared_ptr<Route>, bool* via_send_only = 0);
420 * return true if this route feeds the first argument directly, via
421 * either its main outs or a send, according to the graph that
422 * is currently being processed.
424 bool direct_feeds_according_to_graph (boost::shared_ptr<Route>, bool* via_send_only = 0);
426 bool feeds_according_to_graph (boost::shared_ptr<Route>);
429 boost::weak_ptr<Route> r;
432 FeedRecord (boost::shared_ptr<Route> rp, bool sendsonly)
434 , sends_only (sendsonly) {}
437 struct FeedRecordCompare {
438 bool operator() (const FeedRecord& a, const FeedRecord& b) const {
443 typedef std::set<FeedRecord,FeedRecordCompare> FedBy;
445 const FedBy& fed_by() const { return _fed_by; }
446 void clear_fed_by ();
447 bool add_fed_by (boost::shared_ptr<Route>, bool sends_only);
449 /* Controls (not all directly owned by the Route) */
451 boost::shared_ptr<AutomationControl> get_control (const Evoral::Parameter& param);
453 boost::shared_ptr<SoloControl> solo_control() const {
454 return _solo_control;
457 boost::shared_ptr<MuteControl> mute_control() const {
458 return _mute_control;
461 bool can_be_muted_by_others () const { return !is_master(); }
462 bool muted () const { return _mute_control->muted(); }
463 bool muted_by_masters () const { return _mute_control->muted_by_masters(); }
464 bool muted_by_self () const { return _mute_control->muted_by_self(); }
465 bool muted_by_others_soloing () const;
467 boost::shared_ptr<SoloIsolateControl> solo_isolate_control() const {
468 return _solo_isolate_control;
471 boost::shared_ptr<SoloSafeControl> solo_safe_control() const {
472 return _solo_safe_control;
475 boost::shared_ptr<MonitorControl> monitoring_control() const {
476 /* tracks override this to provide actual monitoring control;
477 busses have no possible choices except input monitoring.
479 return boost::shared_ptr<MonitorControl> ();
482 /* Route doesn't own these items, but sub-objects that it does own have them
483 and to make UI code a bit simpler, we provide direct access to them
487 boost::shared_ptr<Panner> panner() const; /* may return null */
488 boost::shared_ptr<PannerShell> panner_shell() const;
489 boost::shared_ptr<Pannable> pannable() const;
491 boost::shared_ptr<GainControl> gain_control() const;
492 boost::shared_ptr<GainControl> trim_control() const;
493 boost::shared_ptr<PhaseControl> phase_control() const;
496 Return the first processor that accepts has at least one MIDI input
497 and at least one audio output. In the vast majority of cases, this
498 will be "the instrument". This does not preclude other MIDI->audio
499 processors later in the processing chain, but that would be a
500 special case not covered by this utility function.
502 boost::shared_ptr<Processor> the_instrument() const;
503 InstrumentInfo& instrument_info() { return _instrument_info; }
505 /* "well-known" controls for panning. Any or all of these may return
509 boost::shared_ptr<AutomationControl> pan_azimuth_control() const;
510 boost::shared_ptr<AutomationControl> pan_elevation_control() const;
511 boost::shared_ptr<AutomationControl> pan_width_control() const;
512 boost::shared_ptr<AutomationControl> pan_frontback_control() const;
513 boost::shared_ptr<AutomationControl> pan_lfe_control() const;
515 /* "well-known" controls for an EQ in this route. Any or all may
516 * be null. eq_band_cnt() must return 0 if there is no EQ present.
517 * Passing an @param band value >= eq_band_cnt() will guarantee the
518 * return of a null ptr (or an empty string for eq_band_name()).
520 uint32_t eq_band_cnt () const;
521 std::string eq_band_name (uint32_t) const;
522 boost::shared_ptr<AutomationControl> eq_gain_controllable (uint32_t band) const;
523 boost::shared_ptr<AutomationControl> eq_freq_controllable (uint32_t band) const;
524 boost::shared_ptr<AutomationControl> eq_q_controllable (uint32_t band) const;
525 boost::shared_ptr<AutomationControl> eq_shape_controllable (uint32_t band) const;
526 boost::shared_ptr<AutomationControl> eq_enable_controllable () const;
527 boost::shared_ptr<AutomationControl> eq_hpf_controllable () const;
529 /* "well-known" controls for a compressor in this route. Any or all may
532 boost::shared_ptr<AutomationControl> comp_enable_controllable () const;
533 boost::shared_ptr<AutomationControl> comp_threshold_controllable () const;
534 boost::shared_ptr<AutomationControl> comp_speed_controllable () const;
535 boost::shared_ptr<AutomationControl> comp_mode_controllable () const;
536 boost::shared_ptr<AutomationControl> comp_makeup_controllable () const;
537 boost::shared_ptr<AutomationControl> comp_redux_controllable () const;
539 /* @param mode must be supplied by the comp_mode_controllable(). All other values
540 * result in undefined behaviour
542 std::string comp_mode_name (uint32_t mode) const;
543 /* @param mode - as for comp mode name. This returns the name for the
544 * parameter/control accessed via comp_speed_controllable(), which can
547 std::string comp_speed_name (uint32_t mode) const;
549 /* "well-known" controls for sends to well-known busses in this route. Any or all may
552 * In Mixbus, these are the sends that connect to the mixbusses.
553 * In Ardour, these are user-created sends that connect to user-created
556 boost::shared_ptr<AutomationControl> send_level_controllable (uint32_t n) const;
557 boost::shared_ptr<AutomationControl> send_enable_controllable (uint32_t n) const;
558 /* for the same value of @param n, this returns the name of the send
559 * associated with the pair of controllables returned by the above two methods.
561 std::string send_name (uint32_t n) const;
563 /* well known control that enables/disables sending to the master bus.
565 * In Ardour, this returns null.
566 * In Mixbus, it will return a suitable control, or null depending on
569 boost::shared_ptr<AutomationControl> master_send_enable_controllable () const;
571 void protect_automation ();
574 /* These numbers are taken from MIDI Machine Control,
575 which can only control up to 317 tracks without
576 doing sysex segmentation.
578 MasterBusRemoteControlID = 318,
579 MonitorBusRemoteControlID = 319,
582 void set_remote_control_id (uint32_t id, bool notify_class_listeners = true);
583 uint32_t remote_control_id () const;
584 void set_remote_control_id_explicit (uint32_t order_key);
586 /* for things concerned about *this* route's RID */
588 PBD::Signal0<void> RemoteControlIDChanged;
590 /* for things concerned about *any* route's RID changes */
592 static PBD::Signal0<void> RemoteControlIDChange;
593 static PBD::Signal0<void> SyncOrderKeys;
595 bool has_external_redirects() const;
597 /* can only be executed by a route for which is_monitor() is true
598 * (i.e. the monitor out)
600 void monitor_run (framepos_t start_frame, framepos_t end_frame,
601 pframes_t nframes, int declick);
603 bool slaved_to (boost::shared_ptr<VCA>) const;
606 friend class Session;
608 void catch_up_on_solo_mute_override ();
609 void set_listen (bool);
611 void curve_reallocate ();
612 virtual void set_block_size (pframes_t nframes);
615 int assign_controls (boost::shared_ptr<VCA>);
616 int unassign_controls (boost::shared_ptr<VCA>);
618 virtual framecnt_t check_initial_delay (framecnt_t nframes, framepos_t&) { return nframes; }
620 void fill_buffers_with_input (BufferSet& bufs, boost::shared_ptr<IO> io, pframes_t nframes);
622 void passthru (BufferSet&, framepos_t start_frame, framepos_t end_frame,
623 pframes_t nframes, int declick);
625 virtual void write_out_of_band_data (BufferSet& /* bufs */, framepos_t /* start_frame */, framepos_t /* end_frame */,
626 framecnt_t /* nframes */) {}
628 virtual void process_output_buffers (BufferSet& bufs,
629 framepos_t start_frame, framepos_t end_frame,
630 pframes_t nframes, int declick,
631 bool gain_automation_ok);
633 virtual void bounce_process (BufferSet& bufs,
634 framepos_t start_frame, framecnt_t nframes,
635 boost::shared_ptr<Processor> endpoint, bool include_endpoint,
636 bool for_export, bool for_freeze);
638 framecnt_t bounce_get_latency (boost::shared_ptr<Processor> endpoint, bool include_endpoint, bool for_export, bool for_freeze) const;
639 ChanCount bounce_get_output_streams (ChanCount &cc, boost::shared_ptr<Processor> endpoint, bool include_endpoint, bool for_export, bool for_freeze) const;
641 boost::shared_ptr<IO> _input;
642 boost::shared_ptr<IO> _output;
645 framecnt_t _signal_latency;
646 framecnt_t _signal_latency_at_amp_position;
647 framecnt_t _signal_latency_at_trim_position;
648 framecnt_t _initial_delay;
649 framecnt_t _roll_delay;
651 ProcessorList _processors;
652 mutable Glib::Threads::RWLock _processor_lock;
653 boost::shared_ptr<Delivery> _main_outs;
654 boost::shared_ptr<InternalSend> _monitor_send;
655 boost::shared_ptr<InternalReturn> _intreturn;
656 boost::shared_ptr<MonitorProcessor> _monitor_control;
657 boost::shared_ptr<Pannable> _pannable;
661 EmitMeterChanged = 0x01,
662 EmitMeterVisibilityChange = 0x02,
663 EmitRtProcessorChange = 0x04
666 ProcessorList _pending_processor_order;
667 gint _pending_process_reorder; // atomic
668 gint _pending_signals; // atomic
671 int _pending_declick;
672 MeterPoint _meter_point;
673 MeterPoint _pending_meter_point;
674 MeterType _meter_type;
676 bool _denormal_protection;
678 bool _recordable : 1;
680 bool _declickable : 1;
682 boost::shared_ptr<SoloControl> _solo_control;
683 boost::shared_ptr<MuteControl> _mute_control;
684 boost::shared_ptr<PhaseControl> _phase_control;
685 boost::shared_ptr<SoloIsolateControl> _solo_isolate_control;
686 boost::shared_ptr<SoloSafeControl> _solo_safe_control;
688 std::string _comment;
689 bool _have_internal_generator;
690 DataType _default_type;
693 InstrumentInfo _instrument_info;
695 virtual ChanCount input_streams () const;
698 virtual XMLNode& state(bool);
700 int configure_processors (ProcessorStreams*);
702 void passthru_silence (framepos_t start_frame, framepos_t end_frame,
703 pframes_t nframes, int declick);
705 void silence (framecnt_t);
706 void silence_unlocked (framecnt_t);
708 ChanCount processor_max_streams;
709 ChanCount processor_out_streams;
711 uint32_t pans_required() const;
712 ChanCount n_process_buffers ();
714 virtual void maybe_declick (BufferSet&, framecnt_t, int);
716 boost::shared_ptr<GainControl> _gain_control;
717 boost::shared_ptr<Amp> _amp;
718 boost::shared_ptr<GainControl> _trim_control;
719 boost::shared_ptr<Amp> _trim;
720 boost::shared_ptr<PeakMeter> _meter;
721 boost::shared_ptr<DelayLine> _delayline;
723 boost::shared_ptr<Processor> the_instrument_unlocked() const;
726 int set_state_2X (const XMLNode&, int);
727 void set_processor_state_2X (XMLNodeList const &, int);
731 uint32_t _remote_control_id;
733 int64_t _track_number;
735 void input_change_handler (IOChange, void *src);
736 void output_change_handler (IOChange, void *src);
737 void sidechain_change_handler (IOChange, void *src);
739 void processor_selfdestruct (boost::weak_ptr<Processor>);
740 std::vector<boost::weak_ptr<Processor> > selfdestruct_sequence;
741 Glib::Threads::Mutex selfdestruct_lock;
743 bool input_port_count_changing (ChanCount);
744 bool output_port_count_changing (ChanCount);
746 bool _in_configure_processors;
747 bool _initial_io_setup;
748 bool _in_sidechain_setup;
750 int configure_processors_unlocked (ProcessorStreams*, Glib::Threads::RWLock::WriterLock*);
751 bool set_meter_point_unlocked ();
752 void apply_processor_order (const ProcessorList& new_order);
754 std::list<std::pair<ChanCount, ChanCount> > try_configure_processors (ChanCount, ProcessorStreams *);
755 std::list<std::pair<ChanCount, ChanCount> > try_configure_processors_unlocked (ChanCount, ProcessorStreams *);
757 bool add_processor_from_xml_2X (const XMLNode&, int);
759 void placement_range (Placement p, ProcessorList::iterator& start, ProcessorList::iterator& end);
761 void set_self_solo (bool yn);
763 void set_processor_positions ();
764 framecnt_t update_port_latencies (PortSet& ports, PortSet& feeders, bool playback, framecnt_t) const;
766 void setup_invisible_processors ();
769 void set_plugin_state_dir (boost::weak_ptr<Processor>, const std::string&);
771 boost::shared_ptr<CapturingProcessor> _capturing_processor;
773 /** A handy class to keep processor state while we attempt a reconfiguration
776 class ProcessorState {
778 ProcessorState (Route* r)
780 , _processors (r->_processors)
781 , _processor_max_streams (r->processor_max_streams)
785 _route->_processors = _processors;
786 _route->processor_max_streams = _processor_max_streams;
790 /* this should perhaps be a shared_ptr, but ProcessorStates will
791 not hang around long enough for it to matter.
794 ProcessorList _processors;
795 ChanCount _processor_max_streams;
798 friend class ProcessorState;
802 /* no copy construction */
803 Route (Route const &);
805 void maybe_note_meter_position ();
807 /** true if we've made a note of a custom meter position in these variables */
808 bool _custom_meter_position_noted;
809 /** the processor that came after the meter when it was last set to a custom position,
812 boost::weak_ptr<Processor> _processor_after_last_custom_meter;
813 RoutePinWindowProxy *_pinmgr_proxy;
815 void reset_instrument_info ();
817 void set_remote_control_id_internal (uint32_t id, bool notify_class_listeners = true);
818 void solo_control_changed (bool self, PBD::Controllable::GroupControlDisposition);
821 } // namespace ARDOUR
823 #endif /* __ardour_route_h__ */