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; }
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;
397 XMLNode& get_state();
398 virtual int set_state (const XMLNode&, int version);
399 virtual XMLNode& get_template();
401 XMLNode& get_processor_state ();
402 void set_processor_state (const XMLNode&);
403 virtual bool set_processor_state (XMLNode const & node, XMLProperty const* prop, ProcessorList& new_order, bool& must_configure);
405 boost::weak_ptr<Route> weakroute ();
407 int save_as_template (const std::string& path, const std::string& name, const std::string& description );
409 PBD::Signal1<void,void*> SelectedChanged;
411 int add_aux_send (boost::shared_ptr<Route>, boost::shared_ptr<Processor>);
412 void remove_aux_or_listen (boost::shared_ptr<Route>);
415 * return true if this route feeds the first argument via at least one
416 * (arbitrarily long) signal pathway.
418 bool feeds (boost::shared_ptr<Route>, bool* via_send_only = 0);
421 * return true if this route feeds the first argument directly, via
422 * either its main outs or a send. This is checked by the actual
423 * connections, rather than by what the graph is currently doing.
425 bool direct_feeds_according_to_reality (boost::shared_ptr<Route>, bool* via_send_only = 0);
428 * return true if this route feeds the first argument directly, via
429 * either its main outs or a send, according to the graph that
430 * is currently being processed.
432 bool direct_feeds_according_to_graph (boost::shared_ptr<Route>, bool* via_send_only = 0);
434 bool feeds_according_to_graph (boost::shared_ptr<Route>);
437 boost::weak_ptr<Route> r;
440 FeedRecord (boost::shared_ptr<Route> rp, bool sendsonly)
442 , sends_only (sendsonly) {}
445 struct FeedRecordCompare {
446 bool operator() (const FeedRecord& a, const FeedRecord& b) const {
451 typedef std::set<FeedRecord,FeedRecordCompare> FedBy;
453 const FedBy& fed_by() const { return _fed_by; }
454 void clear_fed_by ();
455 bool add_fed_by (boost::shared_ptr<Route>, bool sends_only);
457 /* Controls (not all directly owned by the Route) */
459 boost::shared_ptr<AutomationControl> get_control (const Evoral::Parameter& param);
461 boost::shared_ptr<SoloControl> solo_control() const {
462 return _solo_control;
465 boost::shared_ptr<MuteControl> mute_control() const {
466 return _mute_control;
469 bool can_be_muted_by_others () const { return can_solo(); }
470 bool muted () const { return _mute_control->muted(); }
471 bool muted_by_masters () const { return _mute_control->muted_by_masters(); }
472 bool muted_by_self () const { return _mute_control->muted_by_self(); }
473 bool muted_by_others_soloing () const;
475 boost::shared_ptr<SoloIsolateControl> solo_isolate_control() const {
476 return _solo_isolate_control;
479 boost::shared_ptr<SoloSafeControl> solo_safe_control() const {
480 return _solo_safe_control;
483 /* Route doesn't own these items, but sub-objects that it does own have them
484 and to make UI code a bit simpler, we provide direct access to them
488 boost::shared_ptr<Panner> panner() const; /* may return null */
489 boost::shared_ptr<PannerShell> panner_shell() const;
490 boost::shared_ptr<Pannable> pannable() const;
492 boost::shared_ptr<GainControl> gain_control() const;
493 boost::shared_ptr<GainControl> trim_control() const;
494 boost::shared_ptr<PhaseControl> phase_control() const;
497 Return the first processor that accepts has at least one MIDI input
498 and at least one audio output. In the vast majority of cases, this
499 will be "the instrument". This does not preclude other MIDI->audio
500 processors later in the processing chain, but that would be a
501 special case not covered by this utility function.
503 boost::shared_ptr<Processor> the_instrument() const;
504 InstrumentInfo& instrument_info() { return _instrument_info; }
506 /* "well-known" controls for panning. Any or all of these may return
510 boost::shared_ptr<AutomationControl> pan_azimuth_control() const;
511 boost::shared_ptr<AutomationControl> pan_elevation_control() const;
512 boost::shared_ptr<AutomationControl> pan_width_control() const;
513 boost::shared_ptr<AutomationControl> pan_frontback_control() const;
514 boost::shared_ptr<AutomationControl> pan_lfe_control() const;
516 /* "well-known" controls for an EQ in this route. Any or all may
517 * be null. eq_band_cnt() must return 0 if there is no EQ present.
518 * Passing an @param band value >= eq_band_cnt() will guarantee the
519 * return of a null ptr (or an empty string for eq_band_name()).
521 uint32_t eq_band_cnt () const;
522 std::string eq_band_name (uint32_t) const;
523 boost::shared_ptr<AutomationControl> eq_enable_controllable () const;
524 boost::shared_ptr<AutomationControl> eq_gain_controllable (uint32_t band) const;
525 boost::shared_ptr<AutomationControl> eq_freq_controllable (uint32_t band) const;
526 boost::shared_ptr<AutomationControl> eq_q_controllable (uint32_t band) const;
527 boost::shared_ptr<AutomationControl> eq_shape_controllable (uint32_t band) const;
529 //additional HP/LP filters
530 boost::shared_ptr<AutomationControl> filter_freq_controllable (bool hpf) const;
531 boost::shared_ptr<AutomationControl> filter_slope_controllable (bool) const;
532 boost::shared_ptr<AutomationControl> filter_enable_controllable (bool) 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 /* for the same value of @param n, this returns the name of the send
565 * associated with the pair of controllables returned by the above two methods.
567 std::string send_name (uint32_t n) const;
569 /* well known control that enables/disables sending to the master bus.
571 * In Ardour, this returns null.
572 * In Mixbus, it will return a suitable control, or null depending on
575 boost::shared_ptr<AutomationControl> master_send_enable_controllable () const;
577 void protect_automation ();
579 bool has_external_redirects() const;
581 /* can only be executed by a route for which is_monitor() is true
582 * (i.e. the monitor out)
584 void monitor_run (samplepos_t start_sample, samplepos_t end_sample,
585 pframes_t nframes, int declick);
587 bool slaved_to (boost::shared_ptr<VCA>) const;
588 bool slaved () const;
590 virtual void use_captured_sources (SourceList& srcs, CaptureInfos const &) {}
593 friend class Session;
595 void catch_up_on_solo_mute_override ();
596 void set_listen (bool);
598 void curve_reallocate ();
599 virtual void set_block_size (pframes_t nframes);
601 void fill_buffers_with_input (BufferSet& bufs, boost::shared_ptr<IO> io, pframes_t nframes);
603 void passthru (BufferSet&, samplepos_t start_sample, samplepos_t end_sample, pframes_t nframes, int declick, bool gain_automation_ok, bool run_disk_reader);
605 virtual void write_out_of_band_data (BufferSet& /* bufs */, samplepos_t /* start_sample */, samplepos_t /* end_sample */, samplecnt_t /* nframes */) {}
607 void process_output_buffers (BufferSet& bufs,
608 samplepos_t start_sample, samplepos_t end_sample,
609 pframes_t nframes, int declick,
610 bool gain_automation_ok,
611 bool run_disk_processors);
613 void flush_processor_buffers_locked (samplecnt_t nframes);
615 virtual void bounce_process (BufferSet& bufs,
616 samplepos_t start_sample, samplecnt_t nframes,
617 boost::shared_ptr<Processor> endpoint, bool include_endpoint,
618 bool for_export, bool for_freeze);
620 samplecnt_t bounce_get_latency (boost::shared_ptr<Processor> endpoint, bool include_endpoint, bool for_export, bool for_freeze) const;
621 ChanCount bounce_get_output_streams (ChanCount &cc, boost::shared_ptr<Processor> endpoint, bool include_endpoint, bool for_export, bool for_freeze) const;
624 samplecnt_t _signal_latency;
626 ProcessorList _processors;
627 mutable Glib::Threads::RWLock _processor_lock;
629 boost::shared_ptr<IO> _input;
630 boost::shared_ptr<IO> _output;
632 boost::shared_ptr<Delivery> _main_outs;
633 boost::shared_ptr<InternalSend> _monitor_send;
634 boost::shared_ptr<InternalReturn> _intreturn;
635 boost::shared_ptr<MonitorProcessor> _monitor_control;
636 boost::shared_ptr<Pannable> _pannable;
637 boost::shared_ptr<DiskReader> _disk_reader;
638 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;
705 boost::shared_ptr<DelayLine> _delayline;
707 bool is_internal_processor (boost::shared_ptr<Processor>) const;
709 boost::shared_ptr<Processor> the_instrument_unlocked() const;
711 SlavableControlList slavables () const;
714 /* no copy construction */
715 Route (Route const &);
717 int set_state_2X (const XMLNode&, int);
718 void set_processor_state_2X (XMLNodeList const &, int);
720 void input_change_handler (IOChange, void *src);
721 void output_change_handler (IOChange, void *src);
722 void sidechain_change_handler (IOChange, void *src);
724 void processor_selfdestruct (boost::weak_ptr<Processor>);
725 std::vector<boost::weak_ptr<Processor> > selfdestruct_sequence;
726 Glib::Threads::Mutex selfdestruct_lock;
728 bool input_port_count_changing (ChanCount);
729 bool output_port_count_changing (ChanCount);
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);
745 void set_processor_positions ();
746 samplecnt_t update_port_latencies (PortSet& ports, PortSet& feeders, bool playback, samplecnt_t) const;
748 void setup_invisible_processors ();
750 void no_roll_unlocked (pframes_t nframes, samplepos_t start_sample, samplepos_t end_sample);
751 pframes_t latency_preroll (pframes_t nframes, samplepos_t& start_sample, samplepos_t& end_sample);
753 void reset_instrument_info ();
754 void solo_control_changed (bool self, PBD::Controllable::GroupControlDisposition);
755 void maybe_note_meter_position ();
757 void set_plugin_state_dir (boost::weak_ptr<Processor>, const std::string&);
759 /** A handy class to keep processor state while we attempt a reconfiguration
762 class ProcessorState {
764 ProcessorState (Route* r)
766 , _processors (r->_processors)
767 , _processor_max_streams (r->processor_max_streams)
771 _route->_processors = _processors;
772 _route->processor_max_streams = _processor_max_streams;
776 /* this should perhaps be a shared_ptr, but ProcessorStates will
777 not hang around long enough for it to matter.
780 ProcessorList _processors;
781 ChanCount _processor_max_streams;
784 friend class ProcessorState;
786 boost::shared_ptr<CapturingProcessor> _capturing_processor;
788 int64_t _track_number;
790 bool _in_configure_processors;
791 bool _initial_io_setup;
792 bool _in_sidechain_setup;
794 /** true if we've made a note of a custom meter position in these variables */
795 bool _custom_meter_position_noted;
796 /** the processor that came after the meter when it was last set to a custom position,
799 boost::weak_ptr<Processor> _processor_after_last_custom_meter;
801 RoutePinWindowProxy* _pinmgr_proxy;
802 PatchChangeGridDialog* _patch_selector_dialog;
805 } // namespace ARDOUR
807 #endif /* __ardour_route_h__ */