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;
81 class MonitorProcessor;
83 class CapturingProcessor;
86 class SoloIsolateControl;
90 class LIBARDOUR_API Route : public Stripable,
95 public RouteGroupMember
99 typedef std::list<boost::shared_ptr<Processor> > ProcessorList;
101 Route (Session&, std::string name, PresentationInfo::Flag flags = PresentationInfo::Flag(0), DataType default_type = DataType::AUDIO);
106 DataType data_type () const {
107 /* XXX ultimately nice to do away with this concept, but it is
108 quite useful for coders and for users too.
110 return _default_type;
113 boost::shared_ptr<IO> input() const { return _input; }
114 boost::shared_ptr<IO> output() const { return _output; }
115 IOVector all_inputs () const;
116 IOVector all_outputs () const;
118 ChanCount n_inputs() const { return _input->n_ports(); }
119 ChanCount n_outputs() const { return _output->n_ports(); }
121 bool active() const { return _active; }
122 void set_active (bool yn, void *);
124 static std::string ensure_track_or_route_name(std::string, Session &);
126 std::string comment() { return _comment; }
127 void set_comment (std::string str, void *src);
129 bool set_name (const std::string& str);
130 static void set_name_in_state (XMLNode &, const std::string &, bool rename_playlist = true);
132 boost::shared_ptr<MonitorControl> monitoring_control() const { return _monitoring_control; }
134 MonitorState monitoring_state () const;
135 virtual MeterState metering_state () const;
137 /* these are the core of the API of a Route. see the protected sections as well */
139 virtual void filter_input (BufferSet &) {}
141 virtual int roll (pframes_t nframes, samplepos_t start_sample, samplepos_t end_sample,
142 int declick, bool& need_butler);
144 virtual int no_roll (pframes_t nframes, samplepos_t start_sample, samplepos_t end_sample,
145 bool state_changing);
147 virtual int silent_roll (pframes_t nframes, samplepos_t start_sample, samplepos_t end_sample,
150 virtual bool can_record() { return false; }
152 virtual void non_realtime_transport_stop (samplepos_t now, bool flush);
153 virtual void realtime_handle_transport_stopped () {}
154 virtual void realtime_locate () {}
155 virtual void non_realtime_locate (samplepos_t);
156 virtual void set_pending_declick (int);
158 /* end of vfunc-based API */
160 void shift (samplepos_t, samplecnt_t);
162 void set_trim (gain_t val, PBD::Controllable::GroupControlDisposition);
164 /* controls use set_solo() to modify this route's solo state
167 void clear_all_solo_state ();
169 bool soloed_by_others () const { return _solo_control->soloed_by_others(); }
170 bool soloed_by_others_upstream () const { return _solo_control->soloed_by_others_upstream(); }
171 bool soloed_by_others_downstream () const { return _solo_control->soloed_by_others_downstream(); }
172 bool self_soloed () const { return _solo_control->self_soloed(); }
173 bool soloed () const { return self_soloed () || soloed_by_others (); }
175 void push_solo_upstream (int32_t delta);
176 void push_solo_isolate_upstream (int32_t delta);
177 bool can_solo () const {
178 return !(is_master() || is_monitor() || is_auditioner());
180 bool is_safe () const {
181 return _solo_safe_control->get_value();
183 void enable_monitor_send ();
185 void set_denormal_protection (bool yn);
186 bool denormal_protection() const;
188 void set_meter_point (MeterPoint, bool force = false);
189 bool apply_processor_changes_rt ();
190 void emit_pending_signals ();
191 MeterPoint meter_point() const { return _pending_meter_point; }
193 void set_meter_type (MeterType t) { _meter_type = t; }
194 MeterType meter_type() const { return _meter_type; }
196 void set_disk_io_point (DiskIOPoint);
197 DiskIOPoint disk_io_point() const { return _disk_io_point; }
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 PatchChangeGridDialog* patch_selector_dialog () const { return _patch_selector_dialog; }
242 void set_patch_selector_dialog (PatchChangeGridDialog* d) { _patch_selector_dialog = d; }
244 boost::shared_ptr<AutomationControl> automation_control_recurse (PBD::ID const & id) const;
246 /* special processors */
248 boost::shared_ptr<InternalSend> monitor_send() const { return _monitor_send; }
249 /** the signal processorat at end of the processing chain which produces output */
250 boost::shared_ptr<Delivery> main_outs() const { return _main_outs; }
251 boost::shared_ptr<InternalReturn> internal_return() const { return _intreturn; }
252 boost::shared_ptr<MonitorProcessor> monitor_control() const { return _monitor_control; }
253 boost::shared_ptr<Send> internal_send_for (boost::shared_ptr<const Route> target) const;
254 void add_internal_return ();
255 void add_send_to_internal_return (InternalSend *);
256 void remove_send_from_internal_return (InternalSend *);
257 void listen_position_changed ();
258 boost::shared_ptr<CapturingProcessor> add_export_point(/* Add some argument for placement later */);
260 /** A record of the stream configuration at some point in the processor list.
261 * Used to return where and why an processor list configuration request failed.
263 struct ProcessorStreams {
264 ProcessorStreams(size_t i=0, ChanCount c=ChanCount()) : index(i), count(c) {}
266 uint32_t index; ///< Index of processor where configuration failed
267 ChanCount count; ///< Input requested of processor
270 int add_processor (boost::shared_ptr<Processor>, Placement placement, ProcessorStreams* err = 0, bool activation_allowed = true);
271 int add_processor_by_index (boost::shared_ptr<Processor>, int, ProcessorStreams* err = 0, bool activation_allowed = true);
272 int add_processor (boost::shared_ptr<Processor>, boost::shared_ptr<Processor>, ProcessorStreams* err = 0, bool activation_allowed = true);
273 int add_processors (const ProcessorList&, boost::shared_ptr<Processor>, ProcessorStreams* err = 0);
274 boost::shared_ptr<Processor> before_processor_for_placement (Placement);
275 boost::shared_ptr<Processor> before_processor_for_index (int);
276 bool processors_reorder_needs_configure (const ProcessorList& new_order);
277 /** remove plugin/processor
279 * @param proc processor to remove
280 * @param err error report (index where removal vailed, channel-count why it failed) may be nil
281 * @param need_process_lock if locking is required (set to true, unless called from RT context with lock)
282 * @returns 0 on success
284 int remove_processor (boost::shared_ptr<Processor> proc, ProcessorStreams* err = 0, bool need_process_lock = true);
285 /** replace plugin/processor with another
287 * @param old processor to remove
288 * @param sub processor to substitute the old one with
289 * @param err error report (index where removal vailed, channel-count why it failed) may be nil
290 * @returns 0 on success
292 int replace_processor (boost::shared_ptr<Processor> old, boost::shared_ptr<Processor> sub, ProcessorStreams* err = 0);
293 int remove_processors (const ProcessorList&, ProcessorStreams* err = 0);
294 int reorder_processors (const ProcessorList& new_order, ProcessorStreams* err = 0);
295 void disable_processors (Placement);
296 void disable_processors ();
297 void disable_plugins (Placement);
298 void disable_plugins ();
299 void ab_plugins (bool forward);
300 void clear_processors (Placement);
301 void all_visible_processors_active (bool);
302 void move_instrument_down (bool postfader = false);
304 bool strict_io () const { return _strict_io; }
305 bool set_strict_io (bool);
306 /** reset plugin-insert configuration to default, disable customizations.
308 * This is equivalent to calling
310 * customize_plugin_insert (proc, 0, unused)
313 * @param proc Processor to reset
314 * @returns true if successful
316 bool reset_plugin_insert (boost::shared_ptr<Processor> proc);
317 /** enable custom plugin-insert configuration
318 * @param proc Processor to customize
319 * @param count number of plugin instances to use (if zero, reset to default)
320 * @param outs output port customization
321 * @param sinks input pins for variable-I/O plugins
322 * @returns true if successful
324 bool customize_plugin_insert (boost::shared_ptr<Processor> proc, uint32_t count, ChanCount outs, ChanCount sinks);
325 bool add_remove_sidechain (boost::shared_ptr<Processor> proc, bool);
326 bool plugin_preset_output (boost::shared_ptr<Processor> proc, ChanCount outs);
328 /* enable sidechain input for a given processor
330 * The sidechain itself is an IO port object with variable number of channels and configured independently.
331 * Adding/removing the port itself however requires reconfiguring the route and is hence
332 * not a plugin operation itself.
334 * @param proc the processor to add sidechain inputs to
335 * @returns true on success
337 bool add_sidechain (boost::shared_ptr<Processor> proc) { return add_remove_sidechain (proc, true); }
338 /* remove sidechain input from given processor
339 * @param proc the processor to remove the sidechain input from
340 * @returns true on success
342 bool remove_sidechain (boost::shared_ptr<Processor> proc) { return add_remove_sidechain (proc, false); }
344 samplecnt_t set_private_port_latencies (bool playback) const;
345 void set_public_port_latencies (samplecnt_t, bool playback) const;
347 samplecnt_t update_signal_latency (bool set_initial_delay = false);
348 virtual void set_latency_compensation (samplecnt_t);
350 void set_user_latency (samplecnt_t);
351 samplecnt_t initial_delay() const { return _initial_delay; }
352 samplecnt_t signal_latency() const { return _signal_latency; }
354 PBD::Signal0<void> active_changed;
355 PBD::Signal0<void> denormal_protection_changed;
356 PBD::Signal0<void> comment_changed;
358 /** track numbers - assigned by session
359 * nubers > 0 indicate tracks (audio+midi)
360 * nubers < 0 indicate busses
361 * zero is reserved for unnumbered special busses.
363 PBD::Signal0<void> track_number_changed;
364 int64_t track_number() const { return _track_number; }
366 void set_track_number(int64_t tn) {
367 if (tn == _track_number) { return; }
369 track_number_changed();
370 PropertyChanged (ARDOUR::Properties::name);
373 enum PluginSetupOptions {
379 static PBD::Signal3<int,boost::shared_ptr<Route>, boost::shared_ptr<PluginInsert>, PluginSetupOptions > PluginSetup;
381 /** the processors have changed; the parameter indicates what changed */
382 PBD::Signal1<void,RouteProcessorChange> processors_changed;
383 PBD::Signal0<void> fan_out; // used to signal the GUI to fan-out (track-creation)
384 PBD::Signal1<void,void*> record_enable_changed;
385 PBD::Signal0<void> processor_latency_changed;
386 /** the metering point has changed */
387 PBD::Signal0<void> meter_change;
388 PBD::Signal0<void> signal_latency_changed;
389 PBD::Signal0<void> initial_delay_changed;
391 /** Emitted with the process lock held */
392 PBD::Signal0<void> io_changed;
396 XMLNode& get_state();
397 virtual int set_state (const XMLNode&, int version);
398 virtual XMLNode& get_template();
400 XMLNode& get_processor_state ();
401 void set_processor_state (const XMLNode&);
402 virtual bool set_processor_state (XMLNode const & node, XMLProperty const* prop, ProcessorList& new_order, bool& must_configure);
404 boost::weak_ptr<Route> weakroute ();
406 int save_as_template (const std::string& path, const std::string& name, const std::string& description );
408 PBD::Signal1<void,void*> SelectedChanged;
410 int add_aux_send (boost::shared_ptr<Route>, boost::shared_ptr<Processor>);
411 void remove_aux_or_listen (boost::shared_ptr<Route>);
414 * return true if this route feeds the first argument via at least one
415 * (arbitrarily long) signal pathway.
417 bool feeds (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. This is checked by the actual
422 * connections, rather than by what the graph is currently doing.
424 bool direct_feeds_according_to_reality (boost::shared_ptr<Route>, bool* via_send_only = 0);
427 * return true if this route feeds the first argument directly, via
428 * either its main outs or a send, according to the graph that
429 * is currently being processed.
431 bool direct_feeds_according_to_graph (boost::shared_ptr<Route>, bool* via_send_only = 0);
433 bool feeds_according_to_graph (boost::shared_ptr<Route>);
436 boost::weak_ptr<Route> r;
439 FeedRecord (boost::shared_ptr<Route> rp, bool sendsonly)
441 , sends_only (sendsonly) {}
444 struct FeedRecordCompare {
445 bool operator() (const FeedRecord& a, const FeedRecord& b) const {
450 typedef std::set<FeedRecord,FeedRecordCompare> FedBy;
452 const FedBy& fed_by() const { return _fed_by; }
453 void clear_fed_by ();
454 bool add_fed_by (boost::shared_ptr<Route>, bool sends_only);
456 /* Controls (not all directly owned by the Route) */
458 boost::shared_ptr<AutomationControl> get_control (const Evoral::Parameter& param);
460 boost::shared_ptr<SoloControl> solo_control() const {
461 return _solo_control;
464 boost::shared_ptr<MuteControl> mute_control() const {
465 return _mute_control;
468 bool can_be_muted_by_others () const { return can_solo(); }
469 bool muted () const { return _mute_control->muted(); }
470 bool muted_by_masters () const { return _mute_control->muted_by_masters(); }
471 bool muted_by_self () const { return _mute_control->muted_by_self(); }
472 bool muted_by_others_soloing () const;
474 boost::shared_ptr<SoloIsolateControl> solo_isolate_control() const {
475 return _solo_isolate_control;
478 boost::shared_ptr<SoloSafeControl> solo_safe_control() const {
479 return _solo_safe_control;
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_enable_controllable () const;
523 boost::shared_ptr<AutomationControl> eq_gain_controllable (uint32_t band) const;
524 boost::shared_ptr<AutomationControl> eq_freq_controllable (uint32_t band) const;
525 boost::shared_ptr<AutomationControl> eq_q_controllable (uint32_t band) const;
526 boost::shared_ptr<AutomationControl> eq_shape_controllable (uint32_t band) const;
528 //additional HP/LP filters
529 boost::shared_ptr<AutomationControl> filter_freq_controllable (bool hpf) const;
530 boost::shared_ptr<AutomationControl> filter_slope_controllable (bool) const;
531 boost::shared_ptr<AutomationControl> filter_enable_controllable (bool) const;
534 /* "well-known" controls for a compressor in this route. Any or all may
537 boost::shared_ptr<AutomationControl> comp_enable_controllable () const;
538 boost::shared_ptr<AutomationControl> comp_threshold_controllable () const;
539 boost::shared_ptr<AutomationControl> comp_speed_controllable () const;
540 boost::shared_ptr<AutomationControl> comp_mode_controllable () const;
541 boost::shared_ptr<AutomationControl> comp_makeup_controllable () const;
542 boost::shared_ptr<ReadOnlyControl> comp_redux_controllable () const;
544 /* @param mode must be supplied by the comp_mode_controllable(). All other values
545 * result in undefined behaviour
547 std::string comp_mode_name (uint32_t mode) const;
548 /* @param mode - as for comp mode name. This returns the name for the
549 * parameter/control accessed via comp_speed_controllable(), which can
552 std::string comp_speed_name (uint32_t mode) const;
554 /* "well-known" controls for sends to well-known busses in this route. Any or all may
557 * In Mixbus, these are the sends that connect to the mixbusses.
558 * In Ardour, these are user-created sends that connect to user-created
561 boost::shared_ptr<AutomationControl> send_level_controllable (uint32_t n) const;
562 boost::shared_ptr<AutomationControl> send_enable_controllable (uint32_t n) const;
563 /* for the same value of @param n, this returns the name of the send
564 * associated with the pair of controllables returned by the above two methods.
566 std::string send_name (uint32_t n) const;
568 /* well known control that enables/disables sending to the master bus.
570 * In Ardour, this returns null.
571 * In Mixbus, it will return a suitable control, or null depending on
574 boost::shared_ptr<AutomationControl> master_send_enable_controllable () const;
576 void protect_automation ();
578 bool has_external_redirects() const;
580 /* can only be executed by a route for which is_monitor() is true
581 * (i.e. the monitor out)
583 void monitor_run (samplepos_t start_sample, samplepos_t end_sample,
584 pframes_t nframes, int declick);
586 bool slaved_to (boost::shared_ptr<VCA>) const;
587 bool slaved () const;
589 virtual void use_captured_sources (SourceList& srcs, CaptureInfos const &) {}
592 friend class Session;
594 void catch_up_on_solo_mute_override ();
595 void set_listen (bool);
597 void curve_reallocate ();
598 virtual void set_block_size (pframes_t nframes);
600 virtual samplecnt_t check_initial_delay (samplecnt_t nframes, samplepos_t&) { return nframes; }
602 void fill_buffers_with_input (BufferSet& bufs, boost::shared_ptr<IO> io, pframes_t nframes);
604 void passthru (BufferSet&, samplepos_t start_sample, samplepos_t end_sample, pframes_t nframes, int declick, bool gain_automation_ok);
606 virtual void write_out_of_band_data (BufferSet& /* bufs */, samplepos_t /* start_sample */, samplepos_t /* end_sample */,
607 samplecnt_t /* nframes */) {}
609 virtual void process_output_buffers (BufferSet& bufs,
610 samplepos_t start_sample, samplepos_t end_sample,
611 pframes_t nframes, int declick,
612 bool gain_automation_ok);
614 void flush_processor_buffers_locked (samplecnt_t nframes);
616 virtual void bounce_process (BufferSet& bufs,
617 samplepos_t start_sample, samplecnt_t nframes,
618 boost::shared_ptr<Processor> endpoint, bool include_endpoint,
619 bool for_export, bool for_freeze);
621 samplecnt_t bounce_get_latency (boost::shared_ptr<Processor> endpoint, bool include_endpoint, bool for_export, bool for_freeze) const;
622 ChanCount bounce_get_output_streams (ChanCount &cc, boost::shared_ptr<Processor> endpoint, bool include_endpoint, bool for_export, bool for_freeze) const;
624 boost::shared_ptr<IO> _input;
625 boost::shared_ptr<IO> _output;
628 samplecnt_t _signal_latency;
629 samplecnt_t _initial_delay;
631 ProcessorList _processors;
632 mutable Glib::Threads::RWLock _processor_lock;
633 boost::shared_ptr<Delivery> _main_outs;
634 boost::shared_ptr<InternalSend> _monitor_send;
635 boost::shared_ptr<InternalReturn> _intreturn;
636 boost::shared_ptr<MonitorProcessor> _monitor_control;
637 boost::shared_ptr<Pannable> _pannable;
638 boost::shared_ptr<DiskReader> _disk_reader;
639 boost::shared_ptr<DiskWriter> _disk_writer;
640 boost::shared_ptr<MonitorControl> _monitoring_control;
642 DiskIOPoint _disk_io_point;
646 EmitMeterChanged = 0x01,
647 EmitMeterVisibilityChange = 0x02,
648 EmitRtProcessorChange = 0x04
651 ProcessorList _pending_processor_order;
652 gint _pending_process_reorder; // atomic
653 gint _pending_signals; // atomic
655 int _pending_declick;
656 MeterPoint _meter_point;
657 MeterPoint _pending_meter_point;
658 MeterType _meter_type;
660 bool _denormal_protection;
662 bool _recordable : 1;
664 bool _declickable : 1;
666 boost::shared_ptr<SoloControl> _solo_control;
667 boost::shared_ptr<MuteControl> _mute_control;
668 boost::shared_ptr<PhaseControl> _phase_control;
669 boost::shared_ptr<SoloIsolateControl> _solo_isolate_control;
670 boost::shared_ptr<SoloSafeControl> _solo_safe_control;
672 std::string _comment;
673 bool _have_internal_generator;
674 DataType _default_type;
677 InstrumentInfo _instrument_info;
679 virtual ChanCount input_streams () const;
681 virtual XMLNode& state(bool);
683 int configure_processors (ProcessorStreams*);
685 void passthru_silence (samplepos_t start_sample, samplepos_t end_sample,
686 pframes_t nframes, int declick);
688 void silence (samplecnt_t);
689 void silence_unlocked (samplecnt_t);
691 ChanCount processor_max_streams;
692 ChanCount processor_out_streams;
694 uint32_t pans_required() const;
695 ChanCount n_process_buffers ();
697 virtual void maybe_declick (BufferSet&, samplecnt_t, int);
699 boost::shared_ptr<GainControl> _gain_control;
700 boost::shared_ptr<Amp> _amp;
701 boost::shared_ptr<GainControl> _trim_control;
702 boost::shared_ptr<Amp> _trim;
703 boost::shared_ptr<PeakMeter> _meter;
704 boost::shared_ptr<DelayLine> _delayline;
706 boost::shared_ptr<Processor> the_instrument_unlocked() const;
708 SlavableControlList slavables () const;
711 int64_t _track_number;
713 int set_state_2X (const XMLNode&, int);
714 void set_processor_state_2X (XMLNodeList const &, int);
716 void input_change_handler (IOChange, void *src);
717 void output_change_handler (IOChange, void *src);
718 void sidechain_change_handler (IOChange, void *src);
720 void processor_selfdestruct (boost::weak_ptr<Processor>);
721 std::vector<boost::weak_ptr<Processor> > selfdestruct_sequence;
722 Glib::Threads::Mutex selfdestruct_lock;
724 bool input_port_count_changing (ChanCount);
725 bool output_port_count_changing (ChanCount);
727 bool _in_configure_processors;
728 bool _initial_io_setup;
729 bool _in_sidechain_setup;
731 int configure_processors_unlocked (ProcessorStreams*, Glib::Threads::RWLock::WriterLock*);
732 bool set_meter_point_unlocked ();
733 void apply_processor_order (const ProcessorList& new_order);
735 std::list<std::pair<ChanCount, ChanCount> > try_configure_processors (ChanCount, ProcessorStreams *);
736 std::list<std::pair<ChanCount, ChanCount> > try_configure_processors_unlocked (ChanCount, ProcessorStreams *);
738 bool add_processor_from_xml_2X (const XMLNode&, int);
740 void placement_range (Placement p, ProcessorList::iterator& start, ProcessorList::iterator& end);
742 void set_self_solo (bool yn);
744 void set_processor_positions ();
745 samplecnt_t update_port_latencies (PortSet& ports, PortSet& feeders, bool playback, samplecnt_t) const;
747 void setup_invisible_processors ();
751 void set_plugin_state_dir (boost::weak_ptr<Processor>, const std::string&);
753 boost::shared_ptr<CapturingProcessor> _capturing_processor;
755 /** A handy class to keep processor state while we attempt a reconfiguration
758 class ProcessorState {
760 ProcessorState (Route* r)
762 , _processors (r->_processors)
763 , _processor_max_streams (r->processor_max_streams)
767 _route->_processors = _processors;
768 _route->processor_max_streams = _processor_max_streams;
772 /* this should perhaps be a shared_ptr, but ProcessorStates will
773 not hang around long enough for it to matter.
776 ProcessorList _processors;
777 ChanCount _processor_max_streams;
780 friend class ProcessorState;
784 /* no copy construction */
785 Route (Route const &);
787 void maybe_note_meter_position ();
789 /** true if we've made a note of a custom meter position in these variables */
790 bool _custom_meter_position_noted;
791 /** the processor that came after the meter when it was last set to a custom position,
794 boost::weak_ptr<Processor> _processor_after_last_custom_meter;
795 RoutePinWindowProxy *_pinmgr_proxy;
796 PatchChangeGridDialog* _patch_selector_dialog;
798 void reset_instrument_info ();
800 void solo_control_changed (bool self, PBD::Controllable::GroupControlDisposition);
803 } // namespace ARDOUR
805 #endif /* __ardour_route_h__ */