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 <sigc++/signal.h>
29 #include <ardour/ardour.h>
30 #include <ardour/types.h>
31 #include <ardour/processor.h>
32 #include <ardour/automation_control.h>
42 /** Plugin inserts: send data through a plugin
44 class PluginInsert : public Processor
47 PluginInsert (Session&, boost::shared_ptr<Plugin>, Placement);
48 PluginInsert (Session&, const XMLNode&);
51 static const string port_automation_node_name;
54 XMLNode& get_state(void);
55 int set_state(const XMLNode&);
57 void run_in_place (BufferSet& in, nframes_t start_frame, nframes_t end_frame, nframes_t nframes, nframes_t offset);
58 void silence (nframes_t nframes, nframes_t offset);
63 void set_block_size (nframes_t nframes);
65 ChanCount output_streams() const;
66 ChanCount input_streams() const;
67 ChanCount natural_output_streams() const;
68 ChanCount natural_input_streams() const;
70 bool set_count (uint32_t num);
71 uint32_t get_count () const { return _plugins.size(); }
73 bool can_support_io_configuration (const ChanCount& in, ChanCount& out) const;
74 bool configure_io (ChanCount in, ChanCount out);
76 bool is_generator() const;
78 struct PluginControl : public AutomationControl
80 PluginControl (PluginInsert* p, const Evoral::Parameter ¶m,
81 boost::shared_ptr<AutomationList> list = boost::shared_ptr<AutomationList>());
83 void set_value (float val);
84 float get_value (void) const;
87 PluginInsert* _plugin;
92 boost::shared_ptr<Plugin> plugin(uint32_t num=0) const {
93 if (num < _plugins.size()) {
96 return _plugins[0]; // we always have one
102 string describe_parameter (Evoral::Parameter param);
104 nframes_t signal_latency() const;
106 boost::shared_ptr<Plugin> get_impulse_analysis_plugin();
108 sigc::signal<void, BufferSet*, BufferSet*> AnalysisDataGathered;
109 void collect_signal_for_analysis(nframes_t nframes) {
110 // called from outside the audio thread, so this should be safe
111 _signal_analysis_input_bufferset.ensure_buffers(input_streams(), nframes);
112 _signal_analysis_output_bufferset.ensure_buffers(output_streams(), nframes);
114 _signal_analysis_collect_nframes_max = nframes;
115 _signal_analysis_collected_nframes = 0;
119 /* disallow copy construction */
120 PluginInsert (const PluginInsert&);
122 void parameter_changed (Evoral::Parameter, float);
124 void set_parameter (Evoral::Parameter param, float val);
125 float get_parameter (Evoral::Parameter param);
127 float default_parameter_value (const Evoral::Parameter& param);
129 std::vector<boost::shared_ptr<Plugin> > _plugins;
131 boost::weak_ptr<Plugin> _impulseAnalysisPlugin;
133 nframes_t _signal_analysis_collected_nframes;
134 nframes_t _signal_analysis_collect_nframes_max;
136 BufferSet _signal_analysis_input_bufferset;
137 BufferSet _signal_analysis_output_bufferset;
139 void automation_run (BufferSet& bufs, nframes_t nframes, nframes_t offset);
140 void connect_and_run (BufferSet& bufs, nframes_t nframes, nframes_t offset, bool with_auto, nframes_t now = 0);
143 void set_automatable ();
144 void auto_state_changed (Evoral::Parameter which);
146 int32_t count_for_configuration (ChanCount in, ChanCount out) const;
148 boost::shared_ptr<Plugin> plugin_factory (boost::shared_ptr<Plugin>);
151 } // namespace ARDOUR
153 #endif /* __ardour_plugin_insert_h__ */