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;
77 class MonitorProcessor;
79 class CapturingProcessor;
82 class SoloIsolateControl;
86 class LIBARDOUR_API Route : public Stripable,
91 public RouteGroupMember
95 typedef std::list<boost::shared_ptr<Processor> > ProcessorList;
97 Route (Session&, std::string name, PresentationInfo::Flag flags = PresentationInfo::Flag(0), DataType default_type = DataType::AUDIO);
102 boost::shared_ptr<IO> input() const { return _input; }
103 boost::shared_ptr<IO> output() const { return _output; }
104 IOVector all_inputs () const;
105 IOVector all_outputs () const;
107 ChanCount n_inputs() const { return _input->n_ports(); }
108 ChanCount n_outputs() const { return _output->n_ports(); }
110 bool active() const { return _active; }
111 void set_active (bool yn, void *);
113 static std::string ensure_track_or_route_name(std::string, Session &);
115 std::string comment() { return _comment; }
116 void set_comment (std::string str, void *src);
118 bool set_name (const std::string& str);
119 static void set_name_in_state (XMLNode &, const std::string &, bool rename_playlist = true);
121 MonitorState monitoring_state () const;
122 virtual MeterState metering_state () const;
124 /* these are the core of the API of a Route. see the protected sections as well */
126 virtual int roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame,
127 int declick, bool& need_butler);
129 virtual int no_roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame,
130 bool state_changing);
132 virtual int silent_roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame,
135 virtual bool can_record() { return false; }
137 virtual void nonrealtime_handle_transport_stopped (bool abort, bool did_locate, bool flush_processors);
138 virtual void realtime_handle_transport_stopped () {}
139 virtual void realtime_locate () {}
140 virtual void non_realtime_locate (framepos_t);
141 virtual void set_pending_declick (int);
143 /* end of vfunc-based API */
145 void shift (framepos_t, framecnt_t);
147 void set_trim (gain_t val, PBD::Controllable::GroupControlDisposition);
149 /* controls use set_solo() to modify this route's solo state
152 void clear_all_solo_state ();
154 bool soloed_by_others () const { return _solo_control->soloed_by_others(); }
155 bool soloed_by_others_upstream () const { return _solo_control->soloed_by_others_upstream(); }
156 bool soloed_by_others_downstream () const { return _solo_control->soloed_by_others_downstream(); }
157 bool self_soloed () const { return _solo_control->self_soloed(); }
158 bool soloed () const { return self_soloed () || soloed_by_others (); }
160 void push_solo_upstream (int32_t delta);
161 void push_solo_isolate_upstream (int32_t delta);
162 bool can_solo () const {
163 return !(is_master() || is_monitor() || is_auditioner());
165 bool is_safe () const {
166 return _solo_safe_control->get_value();
168 void enable_monitor_send ();
170 void set_denormal_protection (bool yn);
171 bool denormal_protection() const;
173 void set_meter_point (MeterPoint, bool force = false);
174 bool apply_processor_changes_rt ();
175 void emit_pending_signals ();
176 MeterPoint meter_point() const { return _pending_meter_point; }
178 void set_meter_type (MeterType t) { _meter_type = t; }
179 MeterType meter_type() const { return _meter_type; }
183 boost::shared_ptr<Amp> amp() const { return _amp; }
184 boost::shared_ptr<Amp> trim() const { return _trim; }
185 boost::shared_ptr<PeakMeter> peak_meter() { return _meter; }
186 boost::shared_ptr<const PeakMeter> peak_meter() const { return _meter; }
187 boost::shared_ptr<PeakMeter> shared_peak_meter() const { return _meter; }
188 boost::shared_ptr<DelayLine> delay_line() const { return _delayline; }
190 void flush_processors ();
192 void foreach_processor (boost::function<void(boost::weak_ptr<Processor>)> method) {
193 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
194 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
195 method (boost::weak_ptr<Processor> (*i));
199 boost::shared_ptr<Processor> nth_processor (uint32_t n) {
200 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
201 ProcessorList::iterator i;
202 for (i = _processors.begin(); i != _processors.end() && n; ++i, --n) {}
203 if (i == _processors.end()) {
204 return boost::shared_ptr<Processor> ();
210 boost::shared_ptr<Processor> processor_by_id (PBD::ID) const;
212 boost::shared_ptr<Processor> nth_plugin (uint32_t n) const;
213 boost::shared_ptr<Processor> nth_send (uint32_t n) const;
215 bool has_io_processor_named (const std::string&);
216 ChanCount max_processor_streams () const { return processor_max_streams; }
218 std::list<std::string> unknown_processors () const;
220 RoutePinWindowProxy * pinmgr_proxy () const { return _pinmgr_proxy; }
221 void set_pingmgr_proxy (RoutePinWindowProxy* wp) { _pinmgr_proxy = wp ; }
223 /* special processors */
225 boost::shared_ptr<InternalSend> monitor_send() const { return _monitor_send; }
226 /** the signal processorat at end of the processing chain which produces output */
227 boost::shared_ptr<Delivery> main_outs() const { return _main_outs; }
228 boost::shared_ptr<InternalReturn> internal_return() const { return _intreturn; }
229 boost::shared_ptr<MonitorProcessor> monitor_control() const { return _monitor_control; }
230 boost::shared_ptr<Send> internal_send_for (boost::shared_ptr<const Route> target) const;
231 void add_internal_return ();
232 void add_send_to_internal_return (InternalSend *);
233 void remove_send_from_internal_return (InternalSend *);
234 void listen_position_changed ();
235 boost::shared_ptr<CapturingProcessor> add_export_point(/* Add some argument for placement later */);
237 /** A record of the stream configuration at some point in the processor list.
238 * Used to return where and why an processor list configuration request failed.
240 struct ProcessorStreams {
241 ProcessorStreams(size_t i=0, ChanCount c=ChanCount()) : index(i), count(c) {}
243 uint32_t index; ///< Index of processor where configuration failed
244 ChanCount count; ///< Input requested of processor
247 int add_processor (boost::shared_ptr<Processor>, Placement placement, ProcessorStreams* err = 0, bool activation_allowed = true);
248 int add_processor_by_index (boost::shared_ptr<Processor>, int, ProcessorStreams* err = 0, bool activation_allowed = true);
249 int add_processor (boost::shared_ptr<Processor>, boost::shared_ptr<Processor>, ProcessorStreams* err = 0, bool activation_allowed = true);
250 int add_processors (const ProcessorList&, boost::shared_ptr<Processor>, ProcessorStreams* err = 0);
251 boost::shared_ptr<Processor> before_processor_for_placement (Placement);
252 boost::shared_ptr<Processor> before_processor_for_index (int);
253 bool processors_reorder_needs_configure (const ProcessorList& new_order);
254 /** remove plugin/processor
256 * @param proc processor to remove
257 * @param err error report (index where removal vailed, channel-count why it failed) may be nil
258 * @param need_process_lock if locking is required (set to true, unless called from RT context with lock)
259 * @returns 0 on success
261 int remove_processor (boost::shared_ptr<Processor> proc, ProcessorStreams* err = 0, bool need_process_lock = true);
262 /** replace plugin/processor with another
264 * @param old processor to remove
265 * @param sub processor to substitute the old one with
266 * @param err error report (index where removal vailed, channel-count why it failed) may be nil
267 * @returns 0 on success
269 int replace_processor (boost::shared_ptr<Processor> old, boost::shared_ptr<Processor> sub, ProcessorStreams* err = 0);
270 int remove_processors (const ProcessorList&, ProcessorStreams* err = 0);
271 int reorder_processors (const ProcessorList& new_order, ProcessorStreams* err = 0);
272 void disable_processors (Placement);
273 void disable_processors ();
274 void disable_plugins (Placement);
275 void disable_plugins ();
276 void ab_plugins (bool forward);
277 void clear_processors (Placement);
278 void all_visible_processors_active (bool);
279 void move_instrument_down (bool postfader = false);
281 bool strict_io () const { return _strict_io; }
282 bool set_strict_io (bool);
283 /** reset plugin-insert configuration to default, disable customizations.
285 * This is equivalent to calling
287 * customize_plugin_insert (proc, 0, unused)
290 * @param proc Processor to reset
291 * @returns true if successful
293 bool reset_plugin_insert (boost::shared_ptr<Processor> proc);
294 /** enable custom plugin-insert configuration
295 * @param proc Processor to customize
296 * @param count number of plugin instances to use (if zero, reset to default)
297 * @param outs output port customization
298 * @param sinks input pins for variable-I/O plugins
299 * @returns true if successful
301 bool customize_plugin_insert (boost::shared_ptr<Processor> proc, uint32_t count, ChanCount outs, ChanCount sinks);
302 bool add_remove_sidechain (boost::shared_ptr<Processor> proc, bool);
303 bool plugin_preset_output (boost::shared_ptr<Processor> proc, ChanCount outs);
305 /* enable sidechain input for a given processor
307 * The sidechain itself is an IO port object with variable number of channels and configured independently.
308 * Adding/removing the port itself however requires reconfiguring the route and is hence
309 * not a plugin operation itself.
311 * @param proc the processor to add sidechain inputs to
312 * @returns true on success
314 bool add_sidechain (boost::shared_ptr<Processor> proc) { return add_remove_sidechain (proc, true); }
315 /* remove sidechain input from given processor
316 * @param proc the processor to remove the sidechain input from
317 * @returns true on success
319 bool remove_sidechain (boost::shared_ptr<Processor> proc) { return add_remove_sidechain (proc, false); }
321 framecnt_t set_private_port_latencies (bool playback) const;
322 void set_public_port_latencies (framecnt_t, bool playback) const;
324 framecnt_t update_signal_latency();
325 virtual void set_latency_compensation (framecnt_t);
327 void set_user_latency (framecnt_t);
328 framecnt_t initial_delay() const { return _initial_delay; }
329 framecnt_t signal_latency() const { return _signal_latency; }
331 PBD::Signal0<void> active_changed;
332 PBD::Signal0<void> denormal_protection_changed;
333 PBD::Signal0<void> comment_changed;
335 /** track numbers - assigned by session
336 * nubers > 0 indicate tracks (audio+midi)
337 * nubers < 0 indicate busses
338 * zero is reserved for unnumbered special busses.
340 PBD::Signal0<void> track_number_changed;
341 int64_t track_number() const { return _track_number; }
343 void set_track_number(int64_t tn) {
344 if (tn == _track_number) { return; }
346 track_number_changed();
347 PropertyChanged (ARDOUR::Properties::name);
350 enum PluginSetupOptions {
356 static PBD::Signal3<int,boost::shared_ptr<Route>, boost::shared_ptr<PluginInsert>, PluginSetupOptions > PluginSetup;
358 /** the processors have changed; the parameter indicates what changed */
359 PBD::Signal1<void,RouteProcessorChange> processors_changed;
360 PBD::Signal0<void> fan_out; // used to signal the GUI to fan-out (track-creation)
361 PBD::Signal1<void,void*> record_enable_changed;
362 PBD::Signal0<void> processor_latency_changed;
363 /** the metering point has changed */
364 PBD::Signal0<void> meter_change;
365 PBD::Signal0<void> signal_latency_changed;
366 PBD::Signal0<void> initial_delay_changed;
368 /** Emitted with the process lock held */
369 PBD::Signal0<void> io_changed;
373 XMLNode& get_state();
374 virtual int set_state (const XMLNode&, int version);
375 virtual XMLNode& get_template();
377 XMLNode& get_processor_state ();
378 virtual void set_processor_state (const XMLNode&);
380 boost::weak_ptr<Route> weakroute ();
382 int save_as_template (const std::string& path, const std::string& name);
384 PBD::Signal1<void,void*> SelectedChanged;
386 int add_aux_send (boost::shared_ptr<Route>, boost::shared_ptr<Processor>);
387 void remove_aux_or_listen (boost::shared_ptr<Route>);
390 * return true if this route feeds the first argument via at least one
391 * (arbitrarily long) signal pathway.
393 bool feeds (boost::shared_ptr<Route>, bool* via_send_only = 0);
396 * return true if this route feeds the first argument directly, via
397 * either its main outs or a send. This is checked by the actual
398 * connections, rather than by what the graph is currently doing.
400 bool direct_feeds_according_to_reality (boost::shared_ptr<Route>, bool* via_send_only = 0);
403 * return true if this route feeds the first argument directly, via
404 * either its main outs or a send, according to the graph that
405 * is currently being processed.
407 bool direct_feeds_according_to_graph (boost::shared_ptr<Route>, bool* via_send_only = 0);
409 bool feeds_according_to_graph (boost::shared_ptr<Route>);
412 boost::weak_ptr<Route> r;
415 FeedRecord (boost::shared_ptr<Route> rp, bool sendsonly)
417 , sends_only (sendsonly) {}
420 struct FeedRecordCompare {
421 bool operator() (const FeedRecord& a, const FeedRecord& b) const {
426 typedef std::set<FeedRecord,FeedRecordCompare> FedBy;
428 const FedBy& fed_by() const { return _fed_by; }
429 void clear_fed_by ();
430 bool add_fed_by (boost::shared_ptr<Route>, bool sends_only);
432 /* Controls (not all directly owned by the Route) */
434 boost::shared_ptr<AutomationControl> get_control (const Evoral::Parameter& param);
436 boost::shared_ptr<SoloControl> solo_control() const {
437 return _solo_control;
440 boost::shared_ptr<MuteControl> mute_control() const {
441 return _mute_control;
444 bool can_be_muted_by_others () const { return can_solo(); }
445 bool muted () const { return _mute_control->muted(); }
446 bool muted_by_masters () const { return _mute_control->muted_by_masters(); }
447 bool muted_by_self () const { return _mute_control->muted_by_self(); }
448 bool muted_by_others_soloing () const;
450 boost::shared_ptr<SoloIsolateControl> solo_isolate_control() const {
451 return _solo_isolate_control;
454 boost::shared_ptr<SoloSafeControl> solo_safe_control() const {
455 return _solo_safe_control;
458 boost::shared_ptr<MonitorControl> monitoring_control() const {
459 /* tracks override this to provide actual monitoring control;
460 busses have no possible choices except input monitoring.
462 return boost::shared_ptr<MonitorControl> ();
465 /* Route doesn't own these items, but sub-objects that it does own have them
466 and to make UI code a bit simpler, we provide direct access to them
470 boost::shared_ptr<Panner> panner() const; /* may return null */
471 boost::shared_ptr<PannerShell> panner_shell() const;
472 boost::shared_ptr<Pannable> pannable() const;
474 boost::shared_ptr<GainControl> gain_control() const;
475 boost::shared_ptr<GainControl> trim_control() const;
476 boost::shared_ptr<PhaseControl> phase_control() const;
479 Return the first processor that accepts has at least one MIDI input
480 and at least one audio output. In the vast majority of cases, this
481 will be "the instrument". This does not preclude other MIDI->audio
482 processors later in the processing chain, but that would be a
483 special case not covered by this utility function.
485 boost::shared_ptr<Processor> the_instrument() const;
486 InstrumentInfo& instrument_info() { return _instrument_info; }
488 /* "well-known" controls for panning. Any or all of these may return
492 boost::shared_ptr<AutomationControl> pan_azimuth_control() const;
493 boost::shared_ptr<AutomationControl> pan_elevation_control() const;
494 boost::shared_ptr<AutomationControl> pan_width_control() const;
495 boost::shared_ptr<AutomationControl> pan_frontback_control() const;
496 boost::shared_ptr<AutomationControl> pan_lfe_control() const;
498 /* "well-known" controls for an EQ in this route. Any or all may
499 * be null. eq_band_cnt() must return 0 if there is no EQ present.
500 * Passing an @param band value >= eq_band_cnt() will guarantee the
501 * return of a null ptr (or an empty string for eq_band_name()).
503 uint32_t eq_band_cnt () const;
504 std::string eq_band_name (uint32_t) const;
505 boost::shared_ptr<AutomationControl> eq_gain_controllable (uint32_t band) const;
506 boost::shared_ptr<AutomationControl> eq_freq_controllable (uint32_t band) const;
507 boost::shared_ptr<AutomationControl> eq_q_controllable (uint32_t band) const;
508 boost::shared_ptr<AutomationControl> eq_shape_controllable (uint32_t band) const;
509 boost::shared_ptr<AutomationControl> eq_enable_controllable () const;
510 boost::shared_ptr<AutomationControl> eq_hpf_controllable () const;
512 /* "well-known" controls for a compressor in this route. Any or all may
515 boost::shared_ptr<AutomationControl> comp_enable_controllable () const;
516 boost::shared_ptr<AutomationControl> comp_threshold_controllable () const;
517 boost::shared_ptr<AutomationControl> comp_speed_controllable () const;
518 boost::shared_ptr<AutomationControl> comp_mode_controllable () const;
519 boost::shared_ptr<AutomationControl> comp_makeup_controllable () const;
520 boost::shared_ptr<ReadOnlyControl> comp_redux_controllable () const;
522 /* @param mode must be supplied by the comp_mode_controllable(). All other values
523 * result in undefined behaviour
525 std::string comp_mode_name (uint32_t mode) const;
526 /* @param mode - as for comp mode name. This returns the name for the
527 * parameter/control accessed via comp_speed_controllable(), which can
530 std::string comp_speed_name (uint32_t mode) const;
532 /* "well-known" controls for sends to well-known busses in this route. Any or all may
535 * In Mixbus, these are the sends that connect to the mixbusses.
536 * In Ardour, these are user-created sends that connect to user-created
539 boost::shared_ptr<AutomationControl> send_level_controllable (uint32_t n) const;
540 boost::shared_ptr<AutomationControl> send_enable_controllable (uint32_t n) const;
541 /* for the same value of @param n, this returns the name of the send
542 * associated with the pair of controllables returned by the above two methods.
544 std::string send_name (uint32_t n) const;
546 /* well known control that enables/disables sending to the master bus.
548 * In Ardour, this returns null.
549 * In Mixbus, it will return a suitable control, or null depending on
552 boost::shared_ptr<AutomationControl> master_send_enable_controllable () const;
554 void protect_automation ();
556 bool has_external_redirects() const;
558 /* can only be executed by a route for which is_monitor() is true
559 * (i.e. the monitor out)
561 void monitor_run (framepos_t start_frame, framepos_t end_frame,
562 pframes_t nframes, int declick);
564 bool slaved_to (boost::shared_ptr<VCA>) const;
565 bool slaved () const;
568 friend class Session;
570 void catch_up_on_solo_mute_override ();
571 void set_listen (bool);
573 void curve_reallocate ();
574 virtual void set_block_size (pframes_t nframes);
577 virtual framecnt_t check_initial_delay (framecnt_t nframes, framepos_t&) { return nframes; }
579 void fill_buffers_with_input (BufferSet& bufs, boost::shared_ptr<IO> io, pframes_t nframes);
581 void passthru (BufferSet&, framepos_t start_frame, framepos_t end_frame,
582 pframes_t nframes, int declick);
584 virtual void write_out_of_band_data (BufferSet& /* bufs */, framepos_t /* start_frame */, framepos_t /* end_frame */,
585 framecnt_t /* nframes */) {}
587 virtual void process_output_buffers (BufferSet& bufs,
588 framepos_t start_frame, framepos_t end_frame,
589 pframes_t nframes, int declick,
590 bool gain_automation_ok);
592 void flush_processor_buffers_locked (framecnt_t nframes);
594 virtual void bounce_process (BufferSet& bufs,
595 framepos_t start_frame, framecnt_t nframes,
596 boost::shared_ptr<Processor> endpoint, bool include_endpoint,
597 bool for_export, bool for_freeze);
599 framecnt_t bounce_get_latency (boost::shared_ptr<Processor> endpoint, bool include_endpoint, bool for_export, bool for_freeze) const;
600 ChanCount bounce_get_output_streams (ChanCount &cc, boost::shared_ptr<Processor> endpoint, bool include_endpoint, bool for_export, bool for_freeze) const;
602 boost::shared_ptr<IO> _input;
603 boost::shared_ptr<IO> _output;
606 framecnt_t _signal_latency;
607 framecnt_t _signal_latency_at_amp_position;
608 framecnt_t _signal_latency_at_trim_position;
609 framecnt_t _initial_delay;
610 framecnt_t _roll_delay;
612 ProcessorList _processors;
613 mutable Glib::Threads::RWLock _processor_lock;
614 boost::shared_ptr<Delivery> _main_outs;
615 boost::shared_ptr<InternalSend> _monitor_send;
616 boost::shared_ptr<InternalReturn> _intreturn;
617 boost::shared_ptr<MonitorProcessor> _monitor_control;
618 boost::shared_ptr<Pannable> _pannable;
622 EmitMeterChanged = 0x01,
623 EmitMeterVisibilityChange = 0x02,
624 EmitRtProcessorChange = 0x04
627 ProcessorList _pending_processor_order;
628 gint _pending_process_reorder; // atomic
629 gint _pending_signals; // atomic
631 int _pending_declick;
632 MeterPoint _meter_point;
633 MeterPoint _pending_meter_point;
634 MeterType _meter_type;
636 bool _denormal_protection;
638 bool _recordable : 1;
640 bool _declickable : 1;
642 boost::shared_ptr<SoloControl> _solo_control;
643 boost::shared_ptr<MuteControl> _mute_control;
644 boost::shared_ptr<PhaseControl> _phase_control;
645 boost::shared_ptr<SoloIsolateControl> _solo_isolate_control;
646 boost::shared_ptr<SoloSafeControl> _solo_safe_control;
648 std::string _comment;
649 bool _have_internal_generator;
650 DataType _default_type;
653 InstrumentInfo _instrument_info;
655 virtual ChanCount input_streams () const;
658 virtual XMLNode& state(bool);
660 int configure_processors (ProcessorStreams*);
662 void passthru_silence (framepos_t start_frame, framepos_t end_frame,
663 pframes_t nframes, int declick);
665 void silence (framecnt_t);
666 void silence_unlocked (framecnt_t);
668 ChanCount processor_max_streams;
669 ChanCount processor_out_streams;
671 uint32_t pans_required() const;
672 ChanCount n_process_buffers ();
674 virtual void maybe_declick (BufferSet&, framecnt_t, int);
676 boost::shared_ptr<GainControl> _gain_control;
677 boost::shared_ptr<Amp> _amp;
678 boost::shared_ptr<GainControl> _trim_control;
679 boost::shared_ptr<Amp> _trim;
680 boost::shared_ptr<PeakMeter> _meter;
681 boost::shared_ptr<DelayLine> _delayline;
683 boost::shared_ptr<Processor> the_instrument_unlocked() const;
686 int64_t _track_number;
688 int set_state_2X (const XMLNode&, int);
689 void set_processor_state_2X (XMLNodeList const &, int);
691 void input_change_handler (IOChange, void *src);
692 void output_change_handler (IOChange, void *src);
693 void sidechain_change_handler (IOChange, void *src);
695 void processor_selfdestruct (boost::weak_ptr<Processor>);
696 std::vector<boost::weak_ptr<Processor> > selfdestruct_sequence;
697 Glib::Threads::Mutex selfdestruct_lock;
699 bool input_port_count_changing (ChanCount);
700 bool output_port_count_changing (ChanCount);
702 bool _in_configure_processors;
703 bool _initial_io_setup;
704 bool _in_sidechain_setup;
706 int configure_processors_unlocked (ProcessorStreams*, Glib::Threads::RWLock::WriterLock*);
707 bool set_meter_point_unlocked ();
708 void apply_processor_order (const ProcessorList& new_order);
710 std::list<std::pair<ChanCount, ChanCount> > try_configure_processors (ChanCount, ProcessorStreams *);
711 std::list<std::pair<ChanCount, ChanCount> > try_configure_processors_unlocked (ChanCount, ProcessorStreams *);
713 bool add_processor_from_xml_2X (const XMLNode&, int);
715 void placement_range (Placement p, ProcessorList::iterator& start, ProcessorList::iterator& end);
717 void set_self_solo (bool yn);
719 void set_processor_positions ();
720 framecnt_t update_port_latencies (PortSet& ports, PortSet& feeders, bool playback, framecnt_t) const;
722 void setup_invisible_processors ();
725 void set_plugin_state_dir (boost::weak_ptr<Processor>, const std::string&);
727 boost::shared_ptr<CapturingProcessor> _capturing_processor;
729 /** A handy class to keep processor state while we attempt a reconfiguration
732 class ProcessorState {
734 ProcessorState (Route* r)
736 , _processors (r->_processors)
737 , _processor_max_streams (r->processor_max_streams)
741 _route->_processors = _processors;
742 _route->processor_max_streams = _processor_max_streams;
746 /* this should perhaps be a shared_ptr, but ProcessorStates will
747 not hang around long enough for it to matter.
750 ProcessorList _processors;
751 ChanCount _processor_max_streams;
754 friend class ProcessorState;
758 /* no copy construction */
759 Route (Route const &);
761 void maybe_note_meter_position ();
763 /** true if we've made a note of a custom meter position in these variables */
764 bool _custom_meter_position_noted;
765 /** the processor that came after the meter when it was last set to a custom position,
768 boost::weak_ptr<Processor> _processor_after_last_custom_meter;
769 RoutePinWindowProxy *_pinmgr_proxy;
771 void reset_instrument_info ();
773 void solo_control_changed (bool self, PBD::Controllable::GroupControlDisposition);
776 } // namespace ARDOUR
778 #endif /* __ardour_route_h__ */