#ifndef __ardour_amp_h__
#define __ardour_amp_h__
+#include "ardour/dB.h"
+#include "ardour/libardour_visibility.h"
#include "ardour/types.h"
#include "ardour/chan_count.h"
#include "ardour/processor.h"
/** Applies a declick operation to all audio inputs, passing the same number of
* audio outputs, and passing through any other types unchanged.
*/
-class Amp : public Processor {
+class LIBARDOUR_API Amp : public Processor {
public:
- Amp(Session& s);
+ Amp(Session& s, std::string type = "amp");
std::string display_name() const;
bool visible () const;
- bool can_support_io_configuration (const ChanCount& in, ChanCount& out) const;
+ bool can_support_io_configuration (const ChanCount& in, ChanCount& out);
bool configure_io (ChanCount in, ChanCount out);
- void run (BufferSet& bufs, framepos_t start_frame, framepos_t end_frame, nframes_t nframes, bool);
+ void run (BufferSet& bufs, framepos_t start_frame, framepos_t end_frame, pframes_t nframes, bool);
- bool apply_gain() const { return _apply_gain; }
- void apply_gain(bool yn) { _apply_gain = yn; }
+ bool apply_gain () const { return _apply_gain; }
+ void apply_gain (bool yn) { _apply_gain = yn; }
- void setup_gain_automation (sframes_t start_frame, sframes_t end_frame, nframes_t nframes);
+ void set_gain_automation_buffer (gain_t *);
+
+ void setup_gain_automation (framepos_t start_frame, framepos_t end_frame, framecnt_t nframes);
bool apply_gain_automation() const { return _apply_gain_automation; }
void apply_gain_automation(bool yn) { _apply_gain_automation = yn; }
XMLNode& state (bool full);
int set_state (const XMLNode&, int version);
- static void apply_gain (BufferSet& bufs, nframes_t nframes, gain_t initial, gain_t target);
- static void apply_simple_gain(BufferSet& bufs, nframes_t nframes, gain_t target);
-
- static void apply_gain (AudioBuffer& buf, nframes_t nframes, gain_t initial, gain_t target);
- static void apply_simple_gain(AudioBuffer& buf, nframes_t nframes, gain_t target);
+ static gain_t apply_gain (BufferSet& bufs, framecnt_t sample_rate, framecnt_t nframes, gain_t initial, gain_t target, bool midi_amp = true);
+ static void apply_simple_gain(BufferSet& bufs, framecnt_t nframes, gain_t target, bool midi_amp = true);
+
+ static gain_t apply_gain (AudioBuffer& buf, framecnt_t sample_rate, framecnt_t nframes, gain_t initial, gain_t target);
+ static void apply_simple_gain(AudioBuffer& buf, framecnt_t nframes, gain_t target);
- static void declick (BufferSet& bufs, nframes_t nframes, int dir);
+ static void declick (BufferSet& bufs, framecnt_t nframes, int dir);
- gain_t gain () const { return _gain_control->user_double(); }
+ gain_t gain () const { return _gain_control->get_value(); }
- virtual void set_gain (gain_t g, void *src);
+ void set_gain (gain_t g, void *src);
void inc_gain (gain_t delta, void *src);
static void update_meters();
struct GainControl : public AutomationControl {
GainControl (std::string name, Session& session, Amp* a, const Evoral::Parameter ¶m,
boost::shared_ptr<AutomationList> al = boost::shared_ptr<AutomationList>() )
- : AutomationControl (session, param, al, name)
+ : AutomationControl (session, param, ParameterDescriptor(param), al, name)
, _amp (a) {
set_flags (Controllable::Flag (flags() | Controllable::GainLike));
+ alist()->reset_default (1.0);
+
+ lower_db = accurate_coefficient_to_dB (_desc.lower);
+ range_db = accurate_coefficient_to_dB (_desc.upper) - lower_db;
}
void set_value (double val);
- double get_value (void) const;
+
+ double internal_to_interface (double) const;
+ double interface_to_internal (double) const;
+ double internal_to_user (double) const;
+ double user_to_internal (double) const;
+ std::string get_user_string () const;
Amp* _amp;
+ double lower_db;
+ double range_db;
};
boost::shared_ptr<GainControl> gain_control() {
return _gain_control;
}
+ std::string value_as_string (boost::shared_ptr<AutomationControl>) const;
+
private:
bool _denormal_protection;
bool _apply_gain;
bool _apply_gain_automation;
float _current_gain;
+ framepos_t _current_automation_frame;
boost::shared_ptr<GainControl> _gain_control;
+
+ /** Buffer that we should use for gain automation */
+ gain_t* _gain_automation_buffer;
+ std::string _type;
+ bool _midi_amp;
};