2 Copyright (C) 2000,2007 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.
20 #ifndef __ardour_plugin_insert_h__
21 #define __ardour_plugin_insert_h__
26 #include <boost/weak_ptr.hpp>
28 #include "ardour/ardour.h"
29 #include "ardour/libardour_visibility.h"
30 #include "ardour/chan_mapping.h"
31 #include "ardour/fixed_delay.h"
32 #include "ardour/io.h"
33 #include "ardour/types.h"
34 #include "ardour/parameter_descriptor.h"
35 #include "ardour/plugin.h"
36 #include "ardour/processor.h"
37 #include "ardour/readonly_control.h"
38 #include "ardour/sidechain.h"
39 #include "ardour/automation_control.h"
49 /** Plugin inserts: send data through a plugin
51 class LIBARDOUR_API PluginInsert : public Processor
54 PluginInsert (Session&, boost::shared_ptr<Plugin> = boost::shared_ptr<Plugin>());
57 static const std::string port_automation_node_name;
59 int set_state(const XMLNode&, int version);
60 void update_id (PBD::ID);
61 void set_owner (SessionObject*);
62 void set_state_dir (const std::string& d = "");
64 void run (BufferSet& in, samplepos_t start_sample, samplepos_t end_sample, double speed, pframes_t nframes, bool);
65 void silence (samplecnt_t nframes, samplepos_t start_sample);
71 void enable (bool yn);
72 bool enabled () const;
73 bool bypassable () const;
75 bool reset_parameters_to_default ();
76 bool can_reset_all_parameters ();
78 bool write_immediate_event (size_t size, const uint8_t* buf);
80 void automation_run (samplepos_t, pframes_t);
81 bool find_next_event (double, double, Evoral::ControlEvent&, bool only_active = true) const;
83 int set_block_size (pframes_t nframes);
85 ChanMapping input_map (uint32_t num) const {
86 if (num < _in_map.size()) {
87 return _in_map.find (num)->second;
89 return ChanMapping ();
93 ChanMapping output_map (uint32_t num) const {
94 if (num < _out_map.size()) {
95 return _out_map.find (num)->second;
97 return ChanMapping ();
101 ChanMapping thru_map () const {
105 bool pre_seed (const ChanCount&, const ChanCount&, const ChanMapping&, const ChanMapping&, const ChanMapping&);
107 ChanMapping input_map () const; ///< combined (all instances) input map
108 ChanMapping no_sc_input_map () const; ///< combined (all instances) input map w/o sidechain sinks
109 ChanMapping output_map () const; ///< combined (all instances) output map
110 bool has_midi_bypass () const;
111 bool has_midi_thru () const;
112 bool inplace () const { return ! _no_inplace; }
115 bool is_channelstrip () const;
118 void set_input_map (uint32_t, ChanMapping);
119 void set_output_map (uint32_t, ChanMapping);
120 void set_thru_map (ChanMapping);
121 bool reset_map (bool emit = true);
122 bool sanitize_maps ();
123 bool check_inplace ();
124 bool configured () const { return _configured; }
126 // these are ports visible on the outside
127 ChanCount output_streams() const;
128 ChanCount input_streams() const;
129 ChanCount internal_streams() const; // with side-chain
131 // actual ports of all plugins.
132 // n * natural_i/o or result of reconfigurable i/o
133 ChanCount internal_output_streams() const;
134 ChanCount internal_input_streams() const;
136 // a single plugin's internal i/o
137 ChanCount natural_output_streams() const;
138 ChanCount natural_input_streams() const;
140 /** plugin ports marked as sidechain */
141 ChanCount sidechain_input_pins() const;
143 /** Plugin-Insert IO sidechain ports */
144 ChanCount sidechain_input_ports() const {
146 return _sidechain->input ()->n_ports ();
152 const ChanCount& required_buffers () const { return _required_buffers; }
153 const ChanCount& preset_out () const { return _preset_out; }
155 // allow to override output_streams(), implies "Custom Mode"
157 // only the owning route may call these (with process lock held)
158 // route is not a friend class, it owns us
159 bool set_count (uint32_t num);
160 void set_sinks (const ChanCount&); // reconfigurable I/O ONLY
161 void set_outputs (const ChanCount&);
162 void set_strict_io (bool b);
163 void set_custom_cfg (bool b);
164 bool set_preset_out (const ChanCount&);
165 bool add_sidechain (uint32_t n_audio = 1, uint32_t n_midi = 0);
166 bool del_sidechain ();
167 boost::shared_ptr<SideChain> sidechain () const { return _sidechain; }
168 // end C++ class slavery!
170 uint32_t get_count () const { return _plugins.size(); }
171 bool strict_io () const { return _strict_io; }
172 bool custom_cfg () const { return _custom_cfg; }
174 bool can_support_io_configuration (const ChanCount& in, ChanCount& out);
175 bool configure_io (ChanCount in, ChanCount out);
177 bool has_no_inputs() const;
178 bool has_no_audio_inputs() const;
180 bool is_instrument () const;
182 bool has_output_presets (
183 ChanCount in = ChanCount (DataType::MIDI, 1),
184 ChanCount out = ChanCount (DataType::AUDIO, 2)
187 void realtime_handle_transport_stopped ();
188 void realtime_locate ();
189 void monitoring_changed ();
191 bool load_preset (Plugin::PresetRecord);
193 /** A control that manipulates a plugin parameter (control port). */
194 struct PluginControl : public AutomationControl
196 PluginControl (PluginInsert* p,
197 const Evoral::Parameter& param,
198 const ParameterDescriptor& desc,
199 boost::shared_ptr<AutomationList> list=boost::shared_ptr<AutomationList>());
201 double get_value (void) const;
202 void catch_up_with_external_value (double val);
203 XMLNode& get_state();
206 PluginInsert* _plugin;
207 void actually_set_value (double val, PBD::Controllable::GroupControlDisposition group_override);
210 /** A control that manipulates a plugin property (message). */
211 struct PluginPropertyControl : public AutomationControl
213 PluginPropertyControl (PluginInsert* p,
214 const Evoral::Parameter& param,
215 const ParameterDescriptor& desc,
216 boost::shared_ptr<AutomationList> list=boost::shared_ptr<AutomationList>());
218 double get_value (void) const;
219 XMLNode& get_state();
221 void actually_set_value (double value, PBD::Controllable::GroupControlDisposition);
224 PluginInsert* _plugin;
228 boost::shared_ptr<Plugin> plugin(uint32_t num=0) const {
229 if (num < _plugins.size()) {
230 return _plugins[num];
232 return _plugins[0]; // we always have one
236 samplecnt_t plugin_latency () const;
238 bool has_sidechain () const {
239 return _sidechain ? true : false;
242 boost::shared_ptr<IO> sidechain_input () const {
244 return _sidechain->input ();
246 return boost::shared_ptr<IO> ();
251 boost::shared_ptr<ReadOnlyControl> control_output (uint32_t) const;
253 std::string describe_parameter (Evoral::Parameter param);
255 samplecnt_t signal_latency () const;
257 boost::shared_ptr<Plugin> get_impulse_analysis_plugin();
259 void collect_signal_for_analysis (samplecnt_t nframes);
261 bool strict_io_configured () const {
262 return _match.strict_io;
265 bool splitting () const {
266 return _match.method == Split;
269 void configured_io (ChanCount &in, ChanCount &out) const {
271 out = _configured_out;
274 PBD::Signal2<void,BufferSet*, BufferSet*> AnalysisDataGathered;
275 PBD::Signal0<void> PluginIoReConfigure;
276 PBD::Signal0<void> PluginMapChanged;
277 PBD::Signal0<void> PluginConfigChanged;
279 /** Enumeration of the ways in which we can match our insert's
280 * IO to that of the plugin(s).
282 enum MatchingMethod {
283 Impossible, ///< we can't
284 Delegate, ///< we are delegating to the plugin, and it can handle it
285 NoInputs, ///< plugin has no inputs, so anything goes
286 ExactMatch, ///< our insert's inputs are the same as the plugin's
287 Replicate, ///< we have multiple instances of the plugin
288 Split, ///< we copy one of our insert's inputs to multiple plugin inputs
289 Hide, ///< we `hide' some of the plugin's inputs by feeding them silence
292 /** Description of how we can match our plugin's IO to our own insert IO */
294 Match () : method (Impossible), plugins (0), strict_io (false), custom_cfg (false) {}
295 Match (MatchingMethod m, int32_t p,
296 bool strict = false, bool custom = false, ChanCount h = ChanCount ())
297 : method (m), plugins (p), hide (h), strict_io (strict), custom_cfg (custom) {}
299 MatchingMethod method; ///< method to employ
300 int32_t plugins; ///< number of copies of the plugin that we need
301 ChanCount hide; ///< number of channels to hide
302 bool strict_io; ///< force in == out
303 bool custom_cfg; ///< custom config (if not strict)
310 /* disallow copy construction */
311 PluginInsert (const PluginInsert&);
313 void parameter_changed_externally (uint32_t, float);
315 void set_parameter (Evoral::Parameter param, float val);
317 float default_parameter_value (const Evoral::Parameter& param);
319 typedef std::vector<boost::shared_ptr<Plugin> > Plugins;
322 boost::shared_ptr<SideChain> _sidechain;
323 uint32_t _sc_playback_latency;
324 uint32_t _sc_capture_latency;
325 uint32_t _plugin_signal_latency;
327 boost::weak_ptr<Plugin> _impulseAnalysisPlugin;
329 samplecnt_t _signal_analysis_collected_nframes;
330 samplecnt_t _signal_analysis_collect_nframes_max;
332 BufferSet _signal_analysis_inputs;
333 BufferSet _signal_analysis_outputs;
335 FixedDelay _delaybuffers;
337 ChanCount _configured_in;
338 ChanCount _configured_internal; // with side-chain
339 ChanCount _configured_out;
340 ChanCount _custom_out;
341 ChanCount _custom_sinks;
342 ChanCount _preset_out;
343 ChanCount _cached_sidechain_pins;
344 ChanCount _required_buffers;
350 bool _maps_from_state;
351 bool _mapping_changed;
353 Match private_can_support_io_configuration (ChanCount const &, ChanCount &) const;
354 Match internal_can_support_io_configuration (ChanCount const &, ChanCount &) const;
355 Match automatic_can_support_io_configuration (ChanCount const &, ChanCount &) const;
357 /** details of the match currently being used */
360 typedef std::map <uint32_t, ARDOUR::ChanMapping> PinMappings;
362 PinMappings _out_map;
363 ChanMapping _thru_map; // out-idx <= in-idx
365 void automate_and_run (BufferSet& bufs, samplepos_t start, samplepos_t end, double speed, pframes_t nframes);
366 void connect_and_run (BufferSet& bufs, samplepos_t start, samplecnt_t end, double speed, pframes_t nframes, samplecnt_t offset, bool with_auto);
367 void bypass (BufferSet& bufs, pframes_t nframes);
368 void inplace_silence_unconnected (BufferSet&, const PinMappings&, samplecnt_t nframes, samplecnt_t offset) const;
370 void create_automatable_parameters ();
371 void control_list_automation_state_changed (Evoral::Parameter, AutoState);
372 void set_parameter_state_2X (const XMLNode& node, int version);
373 void set_control_ids (const XMLNode&, int version);
375 void enable_changed ();
376 void bypassable_changed ();
378 boost::shared_ptr<Plugin> plugin_factory (boost::shared_ptr<Plugin>);
379 void add_plugin (boost::shared_ptr<Plugin>);
381 void start_touch (uint32_t param_id);
382 void end_touch (uint32_t param_id);
384 void latency_changed ();
385 bool _latency_changed;
386 uint32_t _bypass_port;
388 typedef std::map<uint32_t, boost::shared_ptr<ReadOnlyControl> >CtrlOutMap;
389 CtrlOutMap _control_outputs;
391 void preset_load_set_value (uint32_t, float);
394 } // namespace ARDOUR
396 std::ostream& operator<<(std::ostream& o, const ARDOUR::PluginInsert::Match& m);
398 #endif /* __ardour_plugin_insert_h__ */