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;
74 class PolarityProcessor;
83 class MonitorProcessor;
85 class CapturingProcessor;
88 class SoloIsolateControl;
92 class LIBARDOUR_API Route : public Stripable,
97 public RouteGroupMember
101 typedef std::list<boost::shared_ptr<Processor> > ProcessorList;
103 Route (Session&, std::string name, PresentationInfo::Flag flags = PresentationInfo::Flag(0), DataType default_type = DataType::AUDIO);
108 DataType data_type () const {
109 /* XXX ultimately nice to do away with this concept, but it is
110 quite useful for coders and for users too.
112 return _default_type;
115 boost::shared_ptr<IO> input() const { return _input; }
116 boost::shared_ptr<IO> output() const { return _output; }
117 IOVector all_inputs () const;
118 IOVector all_outputs () const;
120 ChanCount n_inputs() const { return _input->n_ports(); }
121 ChanCount n_outputs() const { return _output->n_ports(); }
123 bool active() const { return _active; }
124 void set_active (bool yn, void *);
126 static std::string ensure_track_or_route_name(std::string, Session &);
128 std::string comment() { return _comment; }
129 void set_comment (std::string str, void *src);
131 bool set_name (const std::string& str);
132 static void set_name_in_state (XMLNode &, const std::string &, bool rename_playlist = true);
134 boost::shared_ptr<MonitorControl> monitoring_control() const { return _monitoring_control; }
136 MonitorState monitoring_state () const;
137 virtual MeterState metering_state () const;
139 /* these are the core of the API of a Route. see the protected sections as well */
141 virtual void filter_input (BufferSet &) {}
143 int roll (pframes_t nframes, samplepos_t start_sample, samplepos_t end_sample, int declick, bool& need_butler);
145 int no_roll (pframes_t nframes, samplepos_t start_sample, samplepos_t end_sample, bool state_changing);
147 int silent_roll (pframes_t nframes, samplepos_t start_sample, samplepos_t end_sample, bool& need_butler);
149 virtual bool can_record() { return false; }
151 virtual void non_realtime_transport_stop (samplepos_t now, bool flush);
152 virtual void realtime_handle_transport_stopped () {}
153 virtual void realtime_locate () {}
154 virtual void non_realtime_locate (samplepos_t);
155 virtual void set_pending_declick (int);
156 void set_loop (ARDOUR::Location *);
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; }
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 PatchChangeGridDialog* patch_selector_dialog () const { return _patch_selector_dialog; }
241 void set_patch_selector_dialog (PatchChangeGridDialog* d) { _patch_selector_dialog = d; }
243 boost::shared_ptr<AutomationControl> automation_control_recurse (PBD::ID const & id) const;
245 /* special processors */
247 boost::shared_ptr<InternalSend> monitor_send() const { return _monitor_send; }
248 /** the signal processorat at end of the processing chain which produces output */
249 boost::shared_ptr<Delivery> main_outs() const { return _main_outs; }
250 boost::shared_ptr<InternalReturn> internal_return() const { return _intreturn; }
251 boost::shared_ptr<MonitorProcessor> monitor_control() const { return _monitor_control; }
252 boost::shared_ptr<Send> internal_send_for (boost::shared_ptr<const Route> target) const;
253 void add_internal_return ();
254 void add_send_to_internal_return (InternalSend *);
255 void remove_send_from_internal_return (InternalSend *);
256 void listen_position_changed ();
257 boost::shared_ptr<CapturingProcessor> add_export_point(/* Add some argument for placement later */);
259 /** A record of the stream configuration at some point in the processor list.
260 * Used to return where and why an processor list configuration request failed.
262 struct ProcessorStreams {
263 ProcessorStreams(size_t i=0, ChanCount c=ChanCount()) : index(i), count(c) {}
265 uint32_t index; ///< Index of processor where configuration failed
266 ChanCount count; ///< Input requested of processor
269 int add_processor (boost::shared_ptr<Processor>, Placement placement, ProcessorStreams* err = 0, bool activation_allowed = true);
270 int add_processor_by_index (boost::shared_ptr<Processor>, int, ProcessorStreams* err = 0, bool activation_allowed = true);
271 int add_processor (boost::shared_ptr<Processor>, boost::shared_ptr<Processor>, ProcessorStreams* err = 0, bool activation_allowed = true);
272 int add_processors (const ProcessorList&, boost::shared_ptr<Processor>, ProcessorStreams* err = 0);
273 boost::shared_ptr<Processor> before_processor_for_placement (Placement);
274 boost::shared_ptr<Processor> before_processor_for_index (int);
275 bool processors_reorder_needs_configure (const ProcessorList& new_order);
276 /** remove plugin/processor
278 * @param proc processor to remove
279 * @param err error report (index where removal vailed, channel-count why it failed) may be nil
280 * @param need_process_lock if locking is required (set to true, unless called from RT context with lock)
281 * @returns 0 on success
283 int remove_processor (boost::shared_ptr<Processor> proc, ProcessorStreams* err = 0, bool need_process_lock = true);
284 /** replace plugin/processor with another
286 * @param old processor to remove
287 * @param sub processor to substitute the old one with
288 * @param err error report (index where removal vailed, channel-count why it failed) may be nil
289 * @returns 0 on success
291 int replace_processor (boost::shared_ptr<Processor> old, boost::shared_ptr<Processor> sub, ProcessorStreams* err = 0);
292 int remove_processors (const ProcessorList&, ProcessorStreams* err = 0);
293 int reorder_processors (const ProcessorList& new_order, ProcessorStreams* err = 0);
294 void disable_processors (Placement);
295 void disable_processors ();
296 void disable_plugins (Placement);
297 void disable_plugins ();
298 void ab_plugins (bool forward);
299 void clear_processors (Placement);
300 void all_visible_processors_active (bool);
301 void move_instrument_down (bool postfader = false);
303 bool strict_io () const { return _strict_io; }
304 bool set_strict_io (bool);
305 /** reset plugin-insert configuration to default, disable customizations.
307 * This is equivalent to calling
309 * customize_plugin_insert (proc, 0, unused)
312 * @param proc Processor to reset
313 * @returns true if successful
315 bool reset_plugin_insert (boost::shared_ptr<Processor> proc);
316 /** enable custom plugin-insert configuration
317 * @param proc Processor to customize
318 * @param count number of plugin instances to use (if zero, reset to default)
319 * @param outs output port customization
320 * @param sinks input pins for variable-I/O plugins
321 * @returns true if successful
323 bool customize_plugin_insert (boost::shared_ptr<Processor> proc, uint32_t count, ChanCount outs, ChanCount sinks);
324 bool add_remove_sidechain (boost::shared_ptr<Processor> proc, bool);
325 bool plugin_preset_output (boost::shared_ptr<Processor> proc, ChanCount outs);
327 /* enable sidechain input for a given processor
329 * The sidechain itself is an IO port object with variable number of channels and configured independently.
330 * Adding/removing the port itself however requires reconfiguring the route and is hence
331 * not a plugin operation itself.
333 * @param proc the processor to add sidechain inputs to
334 * @returns true on success
336 bool add_sidechain (boost::shared_ptr<Processor> proc) { return add_remove_sidechain (proc, true); }
337 /* remove sidechain input from given processor
338 * @param proc the processor to remove the sidechain input from
339 * @returns true on success
341 bool remove_sidechain (boost::shared_ptr<Processor> proc) { return add_remove_sidechain (proc, false); }
343 samplecnt_t update_signal_latency (bool apply_to_delayline = false);
344 virtual void apply_latency_compensation ();
346 samplecnt_t set_private_port_latencies (bool playback) const;
347 void set_public_port_latencies (samplecnt_t, bool playback) const;
349 void set_user_latency (samplecnt_t);
350 samplecnt_t signal_latency() const { return _signal_latency; }
351 samplecnt_t playback_latency (bool incl_downstream = false) const;
353 PBD::Signal0<void> active_changed;
354 PBD::Signal0<void> denormal_protection_changed;
355 PBD::Signal0<void> comment_changed;
357 /** track numbers - assigned by session
358 * nubers > 0 indicate tracks (audio+midi)
359 * nubers < 0 indicate busses
360 * zero is reserved for unnumbered special busses.
362 PBD::Signal0<void> track_number_changed;
363 int64_t track_number() const { return _track_number; }
365 void set_track_number(int64_t tn) {
366 if (tn == _track_number) { return; }
368 track_number_changed();
369 PropertyChanged (ARDOUR::Properties::name);
372 enum PluginSetupOptions {
378 static PBD::Signal3<int,boost::shared_ptr<Route>, boost::shared_ptr<PluginInsert>, PluginSetupOptions > PluginSetup;
380 /** the processors have changed; the parameter indicates what changed */
381 PBD::Signal1<void,RouteProcessorChange> processors_changed;
382 PBD::Signal0<void> fan_out; // used to signal the GUI to fan-out (track-creation)
383 PBD::Signal1<void,void*> record_enable_changed;
384 PBD::Signal0<void> processor_latency_changed;
385 /** the metering point has changed */
386 PBD::Signal0<void> meter_change;
387 /** a processor's latency has changed */
388 PBD::Signal0<void> signal_latency_changed;
389 /** route has updated its latency compensation */
390 PBD::Signal0<void> signal_latency_updated;
392 /** Emitted with the process lock held */
393 PBD::Signal0<void> io_changed;
396 XMLNode& get_state();
397 XMLNode& get_template();
398 virtual int set_state (const XMLNode&, int version);
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;
533 boost::shared_ptr<AutomationControl> tape_drive_controllable () const;
535 /* "well-known" controls for a compressor in this route. Any or all may
538 boost::shared_ptr<AutomationControl> comp_enable_controllable () const;
539 boost::shared_ptr<AutomationControl> comp_threshold_controllable () const;
540 boost::shared_ptr<AutomationControl> comp_speed_controllable () const;
541 boost::shared_ptr<AutomationControl> comp_mode_controllable () const;
542 boost::shared_ptr<AutomationControl> comp_makeup_controllable () const;
543 boost::shared_ptr<ReadOnlyControl> comp_redux_controllable () const;
545 /* @param mode must be supplied by the comp_mode_controllable(). All other values
546 * result in undefined behaviour
548 std::string comp_mode_name (uint32_t mode) const;
549 /* @param mode - as for comp mode name. This returns the name for the
550 * parameter/control accessed via comp_speed_controllable(), which can
553 std::string comp_speed_name (uint32_t mode) const;
555 /* "well-known" controls for sends to well-known busses in this route. Any or all may
558 * In Mixbus, these are the sends that connect to the mixbusses.
559 * In Ardour, these are user-created sends that connect to user-created
562 boost::shared_ptr<AutomationControl> send_level_controllable (uint32_t n) const;
563 boost::shared_ptr<AutomationControl> send_enable_controllable (uint32_t n) const;
564 boost::shared_ptr<AutomationControl> send_pan_azi_controllable (uint32_t n) const;
565 /* for the same value of @param n, this returns the name of the send
566 * associated with the pair of controllables returned by the above two methods.
568 std::string send_name (uint32_t n) const;
570 /* well known control that enables/disables sending to the master bus.
572 * In Ardour, this returns null.
573 * In Mixbus, it will return a suitable control, or null depending on
576 boost::shared_ptr<AutomationControl> master_send_enable_controllable () const;
578 void protect_automation ();
580 bool has_external_redirects() const;
582 /* can only be executed by a route for which is_monitor() is true
583 * (i.e. the monitor out)
585 void monitor_run (samplepos_t start_sample, samplepos_t end_sample,
586 pframes_t nframes, int declick);
588 bool slaved_to (boost::shared_ptr<VCA>) const;
589 bool slaved () const;
591 virtual void use_captured_sources (SourceList& srcs, CaptureInfos const &) {}
594 friend class Session;
596 void catch_up_on_solo_mute_override ();
597 void set_listen (bool);
599 void curve_reallocate ();
600 virtual void set_block_size (pframes_t nframes);
602 virtual int no_roll_unlocked (pframes_t nframes, samplepos_t start_sample, samplepos_t end_sample, bool session_state_changing);
604 virtual void snapshot_out_of_band_data (samplecnt_t /* nframes */) {}
605 virtual void write_out_of_band_data (BufferSet&, samplecnt_t /* nframes */) const {}
606 virtual void update_controls (BufferSet const&) {}
608 void process_output_buffers (BufferSet& bufs,
609 samplepos_t start_sample, samplepos_t end_sample,
610 pframes_t nframes, int declick,
611 bool gain_automation_ok,
612 bool run_disk_processors);
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;
625 samplecnt_t _signal_latency;
627 ProcessorList _processors;
628 mutable Glib::Threads::RWLock _processor_lock;
630 boost::shared_ptr<IO> _input;
631 boost::shared_ptr<IO> _output;
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;
641 boost::shared_ptr<MonitorControl> _monitoring_control;
643 DiskIOPoint _disk_io_point;
647 EmitMeterChanged = 0x01,
648 EmitMeterVisibilityChange = 0x02,
649 EmitRtProcessorChange = 0x04
652 ProcessorList _pending_processor_order;
653 gint _pending_process_reorder; // atomic
654 gint _pending_signals; // atomic
656 int _pending_declick;
657 MeterPoint _meter_point;
658 MeterPoint _pending_meter_point;
659 MeterType _meter_type;
661 bool _denormal_protection;
663 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<SoloIsolateControl> _solo_isolate_control;
669 boost::shared_ptr<SoloSafeControl> _solo_safe_control;
671 std::string _comment;
672 bool _have_internal_generator;
673 DataType _default_type;
676 InstrumentInfo _instrument_info;
677 Location* _loop_location;
679 virtual ChanCount input_streams () const;
681 virtual XMLNode& state (bool save_template);
683 int configure_processors (ProcessorStreams*);
685 void silence (samplecnt_t);
686 void silence_unlocked (samplecnt_t);
688 ChanCount processor_max_streams;
689 ChanCount processor_out_streams;
691 uint32_t pans_required() const;
692 ChanCount n_process_buffers ();
694 virtual void maybe_declick (BufferSet&, samplecnt_t, int);
696 boost::shared_ptr<GainControl> _gain_control;
697 boost::shared_ptr<GainControl> _trim_control;
698 boost::shared_ptr<PhaseControl> _phase_control;
699 boost::shared_ptr<Amp> _amp;
700 boost::shared_ptr<Amp> _trim;
701 boost::shared_ptr<PeakMeter> _meter;
702 boost::shared_ptr<PolarityProcessor> _polarity;
704 boost::shared_ptr<DelayLine> _delayline;
706 bool is_internal_processor (boost::shared_ptr<Processor>) const;
708 boost::shared_ptr<Processor> the_instrument_unlocked() const;
710 SlavableControlList slavables () const;
713 /* no copy construction */
714 Route (Route const &);
716 int set_state_2X (const XMLNode&, int);
717 void set_processor_state_2X (XMLNodeList const &, int);
719 void input_change_handler (IOChange, void *src);
720 void output_change_handler (IOChange, void *src);
721 void sidechain_change_handler (IOChange, void *src);
723 void processor_selfdestruct (boost::weak_ptr<Processor>);
724 std::vector<boost::weak_ptr<Processor> > selfdestruct_sequence;
725 Glib::Threads::Mutex selfdestruct_lock;
727 bool input_port_count_changing (ChanCount);
728 bool output_port_count_changing (ChanCount);
730 int configure_processors_unlocked (ProcessorStreams*, Glib::Threads::RWLock::WriterLock*);
731 bool set_meter_point_unlocked ();
732 void apply_processor_order (const ProcessorList& new_order);
734 std::list<std::pair<ChanCount, ChanCount> > try_configure_processors (ChanCount, ProcessorStreams *);
735 std::list<std::pair<ChanCount, ChanCount> > try_configure_processors_unlocked (ChanCount, ProcessorStreams *);
737 bool add_processor_from_xml_2X (const XMLNode&, int);
739 void placement_range (Placement p, ProcessorList::iterator& start, ProcessorList::iterator& end);
741 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 ();
749 pframes_t latency_preroll (pframes_t nframes, samplepos_t& start_sample, samplepos_t& end_sample);
751 void run_route (samplepos_t start_sample, samplepos_t end_sample, pframes_t nframes, int declick, bool gain_automation_ok, bool run_disk_reader);
752 void fill_buffers_with_input (BufferSet& bufs, boost::shared_ptr<IO> io, pframes_t nframes);
754 void reset_instrument_info ();
755 void solo_control_changed (bool self, PBD::Controllable::GroupControlDisposition);
756 void maybe_note_meter_position ();
758 void set_plugin_state_dir (boost::weak_ptr<Processor>, const std::string&);
760 /** A handy class to keep processor state while we attempt a reconfiguration
763 class ProcessorState {
765 ProcessorState (Route* r)
767 , _processors (r->_processors)
768 , _processor_max_streams (r->processor_max_streams)
772 _route->_processors = _processors;
773 _route->processor_max_streams = _processor_max_streams;
777 /* this should perhaps be a shared_ptr, but ProcessorStates will
778 not hang around long enough for it to matter.
781 ProcessorList _processors;
782 ChanCount _processor_max_streams;
785 friend class ProcessorState;
787 boost::shared_ptr<CapturingProcessor> _capturing_processor;
789 int64_t _track_number;
791 bool _in_configure_processors;
792 bool _initial_io_setup;
793 bool _in_sidechain_setup;
795 /** true if we've made a note of a custom meter position in these variables */
796 bool _custom_meter_position_noted;
797 /** the processor that came after the meter when it was last set to a custom position,
800 boost::weak_ptr<Processor> _processor_after_last_custom_meter;
802 RoutePinWindowProxy* _pinmgr_proxy;
803 PatchChangeGridDialog* _patch_selector_dialog;
806 } // namespace ARDOUR
808 #endif /* __ardour_route_h__ */