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/types.h"
30 #include "ardour/processor.h"
31 #include "ardour/automation_control.h"
41 /** Plugin inserts: send data through a plugin
43 class PluginInsert : public Processor
46 PluginInsert (Session&, boost::shared_ptr<Plugin>);
47 PluginInsert (Session&, const XMLNode&);
50 static const std::string port_automation_node_name;
53 XMLNode& get_state(void);
54 int set_state(const XMLNode&, int version);
56 void run (BufferSet& in, sframes_t start_frame, sframes_t end_frame, nframes_t nframes, bool);
57 void silence (nframes_t nframes);
62 void set_block_size (nframes_t nframes);
64 ChanCount output_streams() const;
65 ChanCount input_streams() const;
66 ChanCount natural_output_streams() const;
67 ChanCount natural_input_streams() const;
69 bool set_count (uint32_t num);
70 uint32_t get_count () const { return _plugins.size(); }
72 bool can_support_io_configuration (const ChanCount& in, ChanCount& out) const;
73 bool configure_io (ChanCount in, ChanCount out);
75 bool is_generator() const;
77 struct PluginControl : public AutomationControl
79 PluginControl (PluginInsert* p, const Evoral::Parameter ¶m,
80 boost::shared_ptr<AutomationList> list = boost::shared_ptr<AutomationList>());
82 void set_value (float val);
83 float get_value (void) const;
86 PluginInsert* _plugin;
91 boost::shared_ptr<Plugin> plugin(uint32_t num=0) const {
92 if (num < _plugins.size()) {
95 return _plugins[0]; // we always have one
101 std::string describe_parameter (Evoral::Parameter param);
103 nframes_t signal_latency() const;
105 boost::shared_ptr<Plugin> get_impulse_analysis_plugin();
107 void collect_signal_for_analysis(nframes_t nframes);
109 PBD::Signal2<void,BufferSet*, BufferSet*> AnalysisDataGathered;
112 /* disallow copy construction */
113 PluginInsert (const PluginInsert&);
115 void parameter_changed (Evoral::Parameter, float);
117 void set_parameter (Evoral::Parameter param, float val);
118 float get_parameter (Evoral::Parameter param);
120 float default_parameter_value (const Evoral::Parameter& param);
122 typedef std::vector<boost::shared_ptr<Plugin> > Plugins;
125 boost::weak_ptr<Plugin> _impulseAnalysisPlugin;
127 nframes_t _signal_analysis_collected_nframes;
128 nframes_t _signal_analysis_collect_nframes_max;
130 BufferSet _signal_analysis_inputs;
131 BufferSet _signal_analysis_outputs;
133 void automation_run (BufferSet& bufs, nframes_t nframes);
134 void connect_and_run (BufferSet& bufs, nframes_t nframes, nframes_t offset, bool with_auto, nframes_t now = 0);
136 void set_automatable ();
137 void auto_state_changed (Evoral::Parameter which);
138 void set_parameter_state (const XMLNode& node, int version);
139 void set_parameter_state_2X (const XMLNode& node, int version);
141 int32_t count_for_configuration (ChanCount in, ChanCount out) const;
143 boost::shared_ptr<Plugin> plugin_factory (boost::shared_ptr<Plugin>);
146 } // namespace ARDOUR
148 #endif /* __ardour_plugin_insert_h__ */