NO-OP: whitespace
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@ -23,14 +23,16 @@
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#define __ardour_meter_h__
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#include <vector>
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#include "ardour/libardour_visibility.h"
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#include "ardour/types.h"
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#include "ardour/processor.h"
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#include "pbd/fastlog.h"
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#include "ardour/kmeterdsp.h"
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#include "ardour/libardour_visibility.h"
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#include "ardour/processor.h"
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#include "ardour/types.h"
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#include "ardour/iec1ppmdsp.h"
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#include "ardour/iec2ppmdsp.h"
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#include "ardour/kmeterdsp.h"
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#include "ardour/vumeterdsp.h"
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namespace ARDOUR {
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@ -41,15 +43,16 @@ class Session;
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/** Meters peaks on the input and stores them for access.
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*/
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class LIBARDOUR_API PeakMeter : public Processor {
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class LIBARDOUR_API PeakMeter : public Processor
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{
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public:
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PeakMeter(Session& s, const std::string& name);
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~PeakMeter();
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PeakMeter (Session& s, const std::string& name);
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~PeakMeter ();
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void reset ();
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void reset_max ();
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std::string display_name() const;
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std::string display_name () const;
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bool can_support_io_configuration (const ChanCount& in, ChanCount& out);
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bool configure_io (ChanCount in, ChanCount out);
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@ -71,18 +74,17 @@ public:
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/** Compute peaks */
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void run (BufferSet& bufs, samplepos_t start_sample, samplepos_t end_sample, double speed, pframes_t nframes, bool);
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void activate () { }
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void deactivate () { }
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void activate () {}
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void deactivate () {}
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ChanCount input_streams () const { return current_meters; }
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ChanCount input_streams () const { return current_meters; }
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ChanCount output_streams () const { return current_meters; }
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float meter_level (uint32_t n, MeterType type);
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void set_meter_type (MeterType t);
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void set_meter_type (MeterType t);
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MeterType meter_type () const { return _meter_type; }
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PBD::Signal1<void, MeterType> MeterTypeChanged;
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protected:
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@ -101,15 +103,15 @@ private:
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volatile gint _reset_max;
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uint32_t _bufcnt;
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std::vector<float> _peak_buffer; // internal, integrate
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std::vector<float> _peak_power; // includes accurate falloff, hence dB
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std::vector<float> _peak_buffer; // internal, integrate
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std::vector<float> _peak_power; // includes accurate falloff, hence dB
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std::vector<float> _max_peak_signal; // dB calculation is done on demand
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float _combined_peak; // Mackie surfaces expect the highest peak of all track channels
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float _combined_peak; // Mackie surfaces expect the highest peak of all track channels
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std::vector<Kmeterdsp *> _kmeter;
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std::vector<Iec1ppmdsp *> _iec1meter;
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std::vector<Iec2ppmdsp *> _iec2meter;
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std::vector<Vumeterdsp *> _vumeter;
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std::vector<Kmeterdsp*> _kmeter;
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std::vector<Iec1ppmdsp*> _iec1meter;
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std::vector<Iec2ppmdsp*> _iec2meter;
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std::vector<Vumeterdsp*> _vumeter;
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MeterType _meter_type;
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};
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@ -31,9 +31,9 @@
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#include "ardour/dB.h"
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#include "ardour/meter.h"
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#include "ardour/midi_buffer.h"
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#include "ardour/session.h"
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#include "ardour/rc_configuration.h"
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#include "ardour/runtime_functions.h"
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#include "ardour/session.h"
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#include "pbd/i18n.h"
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@ -44,39 +44,40 @@ using namespace ARDOUR;
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PeakMeter::PeakMeter (Session& s, const std::string& name)
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: Processor (s, string_compose ("meter-%1", name))
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{
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Kmeterdsp::init(s.nominal_sample_rate());
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Iec1ppmdsp::init(s.nominal_sample_rate());
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Iec2ppmdsp::init(s.nominal_sample_rate());
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Vumeterdsp::init(s.nominal_sample_rate());
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Kmeterdsp::init (s.nominal_sample_rate ());
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Iec1ppmdsp::init (s.nominal_sample_rate ());
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Iec2ppmdsp::init (s.nominal_sample_rate ());
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Vumeterdsp::init (s.nominal_sample_rate ());
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_pending_active = true;
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_meter_type = MeterPeak;
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_reset_dpm = 1;
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_reset_max = 1;
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_bufcnt = 0;
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_combined_peak = 0;
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_meter_type = MeterPeak;
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_reset_dpm = 1;
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_reset_max = 1;
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_bufcnt = 0;
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_combined_peak = 0;
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}
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PeakMeter::~PeakMeter ()
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{
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while (_kmeter.size() > 0) {
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delete (_kmeter.back());
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delete (_iec1meter.back());
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delete (_iec2meter.back());
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delete (_vumeter.back());
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_kmeter.pop_back();
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_iec1meter.pop_back();
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_iec2meter.pop_back();
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_vumeter.pop_back();
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while (_kmeter.size () > 0) {
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delete _kmeter.back ();
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delete _iec1meter.back ();
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delete _iec2meter.back ();
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delete _vumeter.back ();
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_kmeter.pop_back ();
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_iec1meter.pop_back ();
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_iec2meter.pop_back ();
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_vumeter.pop_back ();
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}
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while (_peak_power.size() > 0) {
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_peak_buffer.pop_back();
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_peak_power.pop_back();
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_max_peak_signal.pop_back();
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while (_peak_power.size () > 0) {
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_peak_buffer.pop_back ();
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_peak_power.pop_back ();
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_max_peak_signal.pop_back ();
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}
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}
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std::string
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PeakMeter::display_name() const
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PeakMeter::display_name () const
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{
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return _("Meter");
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}
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@ -101,13 +102,14 @@ PeakMeter::run (BufferSet& bufs, samplepos_t /*start_sample*/, samplepos_t /*end
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_combined_peak = 0;
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const uint32_t n_audio = min (current_meters.n_audio(), bufs.count().n_audio());
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const uint32_t n_midi = min (current_meters.n_midi(), bufs.count().n_midi());
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const uint32_t n_audio = min (current_meters.n_audio (), bufs.count ().n_audio ());
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const uint32_t n_midi = min (current_meters.n_midi (), bufs.count ().n_midi ());
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uint32_t n = 0;
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const float falloff_dB = Config->get_meter_falloff() * nframes / _session.nominal_sample_rate();
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const uint32_t zoh = _session.nominal_sample_rate() * .021;
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const uint32_t zoh = _session.nominal_sample_rate () * .021;
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const float falloff_dB = Config->get_meter_falloff () * nframes / _session.nominal_sample_rate ();
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_bufcnt += nframes;
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/* Meter MIDI */
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@ -116,12 +118,12 @@ PeakMeter::run (BufferSet& bufs, samplepos_t /*start_sample*/, samplepos_t /*end
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if (reset_dpm) {
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_peak_power[n] = 0;
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}
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const MidiBuffer& buf (bufs.get_midi(i));
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const MidiBuffer& buf (bufs.get_midi (i));
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for (MidiBuffer::const_iterator e = buf.begin(); e != buf.end(); ++e) {
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const Evoral::Event<samplepos_t> ev(*e, false);
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if (ev.is_note_on()) {
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const float this_vel = ev.buffer()[2] / 127.0;
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for (MidiBuffer::const_iterator e = buf.begin (); e != buf.end (); ++e) {
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const Evoral::Event<samplepos_t> ev (*e, false);
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if (ev.is_note_on ()) {
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const float this_vel = ev.buffer ()[2] / 127.0;
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if (this_vel > val) {
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val = this_vel;
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}
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@ -131,7 +133,7 @@ PeakMeter::run (BufferSet& bufs, samplepos_t /*start_sample*/, samplepos_t /*end
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}
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}
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} else {
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val += 1.0 / bufs.get_midi(n).capacity();
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val += 1.0 / bufs.get_midi (n).capacity ();
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if (val > 1.0) {
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val = 1.0;
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}
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@ -143,19 +145,19 @@ PeakMeter::run (BufferSet& bufs, samplepos_t /*start_sample*/, samplepos_t /*end
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/* empirical algorithm WRT to audio falloff times */
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_peak_power[n] -= sqrtf (_peak_power[n]) * falloff_dB * 0.045f;
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}
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_peak_power[n] = max(_peak_power[n], val);
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_peak_power[n] = max (_peak_power[n], val);
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_max_peak_signal[n] = 0;
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}
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/* Audio Meters */
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for (uint32_t i = 0; i < n_audio; ++i, ++n) {
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if (bufs.get_audio(i).silent()) {
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if (bufs.get_audio (i).silent ()) {
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_peak_buffer[n] = 0;
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} else {
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_peak_buffer[n] = compute_peak (bufs.get_audio(i).data(), nframes, _peak_buffer[n]);
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_peak_buffer[n] = std::min (_peak_buffer[n], 100.f); // cut off at +40dBFS for falloff.
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_max_peak_signal[n] = std::max(_peak_buffer[n], _max_peak_signal[n]);
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_combined_peak = std::max(_peak_buffer[n], _combined_peak);
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_peak_buffer[n] = compute_peak (bufs.get_audio (i).data (), nframes, _peak_buffer[n]);
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_peak_buffer[n] = std::min (_peak_buffer[n], 100.f); // cut off at +40dBFS for falloff.
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_max_peak_signal[n] = std::max (_peak_buffer[n], _max_peak_signal[n]);
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_combined_peak = std::max (_peak_buffer[n], _combined_peak);
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}
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if (reset_max) {
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@ -164,15 +166,15 @@ PeakMeter::run (BufferSet& bufs, samplepos_t /*start_sample*/, samplepos_t /*end
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if (reset_dpm) {
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_peak_buffer[n] = 0;
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_peak_power[n] = -std::numeric_limits<float>::infinity();
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_peak_power[n] = -std::numeric_limits<float>::infinity ();
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} else {
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/* falloff */
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if (_peak_power[n] > -318.8f) {
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if (_peak_power[n] > -318.8f) {
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_peak_power[n] -= falloff_dB;
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} else {
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_peak_power[n] = -std::numeric_limits<float>::infinity();
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_peak_power[n] = -std::numeric_limits<float>::infinity ();
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}
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_peak_power[n] = max(_peak_power[n], accurate_coefficient_to_dB(_peak_buffer[n]));
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_peak_power[n] = max (_peak_power[n], accurate_coefficient_to_dB (_peak_buffer[n]));
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/* integration buffer, retain peaks > 49Hz */
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if (_bufcnt > zoh) {
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_peak_buffer[n] = 0;
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}
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if (_meter_type & (MeterKrms | MeterK20 | MeterK14 | MeterK12)) {
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_kmeter[i]->process(bufs.get_audio(i).data(), nframes);
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_kmeter[i]->process (bufs.get_audio (i).data (), nframes);
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}
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if (_meter_type & (MeterIEC1DIN | MeterIEC1NOR)) {
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_iec1meter[i]->process(bufs.get_audio(i).data(), nframes);
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_iec1meter[i]->process (bufs.get_audio (i).data (), nframes);
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}
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if (_meter_type & (MeterIEC2BBC | MeterIEC2EBU)) {
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_iec2meter[i]->process(bufs.get_audio(i).data(), nframes);
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_iec2meter[i]->process (bufs.get_audio (i).data (), nframes);
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}
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if (_meter_type & MeterVU) {
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_vumeter[i]->process(bufs.get_audio(i).data(), nframes);
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_vumeter[i]->process (bufs.get_audio (i).data (), nframes);
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}
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}
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/* Zero any excess peaks */
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for (uint32_t i = n; i < _peak_power.size(); ++i) {
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_peak_power[i] = -std::numeric_limits<float>::infinity();
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for (uint32_t i = n; i < _peak_power.size (); ++i) {
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_peak_power[i] = -std::numeric_limits<float>::infinity ();
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_max_peak_signal[n] = 0;
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}
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@ -216,22 +218,22 @@ PeakMeter::reset ()
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if (_active || _pending_active) {
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g_atomic_int_set (&_reset_dpm, 1);
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} else {
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for (size_t i = 0; i < _peak_power.size(); ++i) {
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_peak_power[i] = -std::numeric_limits<float>::infinity();
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for (size_t i = 0; i < _peak_power.size (); ++i) {
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_peak_power[i] = -std::numeric_limits<float>::infinity ();
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_peak_buffer[i] = 0;
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}
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const uint32_t n_midi = min (current_meters.n_midi(), (uint32_t)_peak_power.size());
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const uint32_t n_midi = min (current_meters.n_midi (), (uint32_t)_peak_power.size ());
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for (size_t i = 0; i < n_midi; ++i) {
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_peak_power[i] = 0;
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}
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}
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/* these are handled async just fine. */
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for (size_t n = 0; n < _kmeter.size(); ++n) {
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_kmeter[n]->reset();
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_iec1meter[n]->reset();
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_iec2meter[n]->reset();
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_vumeter[n]->reset();
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for (size_t n = 0; n < _kmeter.size (); ++n) {
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_kmeter[n]->reset ();
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_iec1meter[n]->reset ();
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_iec2meter[n]->reset ();
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_vumeter[n]->reset ();
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}
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}
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g_atomic_int_set (&_reset_max, 1);
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return;
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}
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for (size_t i = 0; i < _max_peak_signal.size(); ++i) {
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for (size_t i = 0; i < _max_peak_signal.size (); ++i) {
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_max_peak_signal[i] = 0;
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_peak_buffer[i] = 0;
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_peak_buffer[i] = 0;
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}
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}
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@ -272,7 +274,7 @@ PeakMeter::configure_io (ChanCount in, ChanCount out)
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set_max_channels (in);
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if (changed) {
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reset_max();
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reset_max ();
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}
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return Processor::configure_io (in, out);
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@ -281,66 +283,67 @@ PeakMeter::configure_io (ChanCount in, ChanCount out)
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void
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PeakMeter::reflect_inputs (const ChanCount& in)
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{
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reset();
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reset ();
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current_meters = in;
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reset_max();
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reset_max ();
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}
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void
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PeakMeter::emit_configuration_changed () {
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PeakMeter::emit_configuration_changed ()
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{
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ConfigurationChanged (current_meters, current_meters); /* EMIT SIGNAL */
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}
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void
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PeakMeter::set_max_channels (const ChanCount& chn)
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{
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uint32_t const limit = chn.n_total();
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const size_t n_audio = chn.n_audio();
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uint32_t const limit = chn.n_total ();
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const size_t n_audio = chn.n_audio ();
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while (_peak_power.size() > limit) {
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_peak_buffer.pop_back();
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_peak_power.pop_back();
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_max_peak_signal.pop_back();
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while (_peak_power.size () > limit) {
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_peak_buffer.pop_back ();
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_peak_power.pop_back ();
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_max_peak_signal.pop_back ();
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}
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while (_peak_power.size() < limit) {
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_peak_buffer.push_back(0);
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if (_peak_power.size() < current_meters.n_midi()) {
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_peak_power.push_back(0);
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while (_peak_power.size () < limit) {
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_peak_buffer.push_back (0);
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if (_peak_power.size () < current_meters.n_midi ()) {
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_peak_power.push_back (0);
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} else {
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_peak_power.push_back(-std::numeric_limits<float>::infinity());
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_peak_power.push_back (-std::numeric_limits<float>::infinity ());
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}
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_max_peak_signal.push_back(0);
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_max_peak_signal.push_back (0);
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}
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assert(_peak_buffer.size() == limit);
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assert(_peak_power.size() == limit);
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assert(_max_peak_signal.size() == limit);
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assert (_peak_buffer.size () == limit);
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assert (_peak_power.size () == limit);
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assert (_max_peak_signal.size () == limit);
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/* alloc/free other audio-only meter types. */
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while (_kmeter.size() > n_audio) {
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delete (_kmeter.back());
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delete (_iec1meter.back());
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delete (_iec2meter.back());
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delete (_vumeter.back());
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_kmeter.pop_back();
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_iec1meter.pop_back();
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_iec2meter.pop_back();
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_vumeter.pop_back();
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while (_kmeter.size () > n_audio) {
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delete _kmeter.back ();
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delete _iec1meter.back ();
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delete _iec2meter.back ();
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delete _vumeter.back ();
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_kmeter.pop_back ();
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_iec1meter.pop_back ();
|
||||
_iec2meter.pop_back ();
|
||||
_vumeter.pop_back ();
|
||||
}
|
||||
while (_kmeter.size() < n_audio) {
|
||||
_kmeter.push_back(new Kmeterdsp());
|
||||
_iec1meter.push_back(new Iec1ppmdsp());
|
||||
_iec2meter.push_back(new Iec2ppmdsp());
|
||||
_vumeter.push_back(new Vumeterdsp());
|
||||
while (_kmeter.size () < n_audio) {
|
||||
_kmeter.push_back (new Kmeterdsp ());
|
||||
_iec1meter.push_back (new Iec1ppmdsp ());
|
||||
_iec2meter.push_back (new Iec2ppmdsp ());
|
||||
_vumeter.push_back (new Vumeterdsp ());
|
||||
}
|
||||
assert(_kmeter.size() == n_audio);
|
||||
assert(_iec1meter.size() == n_audio);
|
||||
assert(_iec2meter.size() == n_audio);
|
||||
assert(_vumeter.size() == n_audio);
|
||||
assert (_kmeter.size () == n_audio);
|
||||
assert (_iec1meter.size () == n_audio);
|
||||
assert (_iec2meter.size () == n_audio);
|
||||
assert (_vumeter.size () == n_audio);
|
||||
|
||||
reset();
|
||||
reset_max();
|
||||
reset ();
|
||||
reset_max ();
|
||||
}
|
||||
|
||||
/** To be driven by the Meter signal from IO.
|
||||
|
@ -348,10 +351,11 @@ PeakMeter::set_max_channels (const ChanCount& chn)
|
|||
* of meter size during this call.
|
||||
*/
|
||||
|
||||
#define CHECKSIZE(MTR) (n < MTR.size() + n_midi && n >= n_midi)
|
||||
#define CHECKSIZE(MTR) (n < MTR.size () + n_midi && n >= n_midi)
|
||||
|
||||
float
|
||||
PeakMeter::meter_level(uint32_t n, MeterType type) {
|
||||
PeakMeter::meter_level (uint32_t n, MeterType type)
|
||||
{
|
||||
float mcptmp;
|
||||
switch (type) {
|
||||
case MeterKrms:
|
||||
|
@ -359,58 +363,58 @@ PeakMeter::meter_level(uint32_t n, MeterType type) {
|
|||
case MeterK14:
|
||||
case MeterK12:
|
||||
{
|
||||
const uint32_t n_midi = current_meters.n_midi();
|
||||
if (CHECKSIZE(_kmeter)) {
|
||||
return accurate_coefficient_to_dB (_kmeter[n - n_midi]->read());
|
||||
const uint32_t n_midi = current_meters.n_midi ();
|
||||
if (CHECKSIZE (_kmeter)) {
|
||||
return accurate_coefficient_to_dB (_kmeter[n - n_midi]->read ());
|
||||
}
|
||||
}
|
||||
break;
|
||||
case MeterIEC1DIN:
|
||||
case MeterIEC1NOR:
|
||||
{
|
||||
const uint32_t n_midi = current_meters.n_midi();
|
||||
if (CHECKSIZE(_iec1meter)) {
|
||||
return accurate_coefficient_to_dB (_iec1meter[n - n_midi]->read());
|
||||
const uint32_t n_midi = current_meters.n_midi ();
|
||||
if (CHECKSIZE (_iec1meter)) {
|
||||
return accurate_coefficient_to_dB (_iec1meter[n - n_midi]->read ());
|
||||
}
|
||||
}
|
||||
break;
|
||||
case MeterIEC2BBC:
|
||||
case MeterIEC2EBU:
|
||||
{
|
||||
const uint32_t n_midi = current_meters.n_midi();
|
||||
if (CHECKSIZE(_iec2meter)) {
|
||||
return accurate_coefficient_to_dB (_iec2meter[n - n_midi]->read());
|
||||
const uint32_t n_midi = current_meters.n_midi ();
|
||||
if (CHECKSIZE (_iec2meter)) {
|
||||
return accurate_coefficient_to_dB (_iec2meter[n - n_midi]->read ());
|
||||
}
|
||||
}
|
||||
break;
|
||||
case MeterVU:
|
||||
{
|
||||
const uint32_t n_midi = current_meters.n_midi();
|
||||
if (CHECKSIZE(_vumeter)) {
|
||||
return accurate_coefficient_to_dB (_vumeter[n - n_midi]->read());
|
||||
const uint32_t n_midi = current_meters.n_midi ();
|
||||
if (CHECKSIZE (_vumeter)) {
|
||||
return accurate_coefficient_to_dB (_vumeter[n - n_midi]->read ());
|
||||
}
|
||||
}
|
||||
break;
|
||||
case MeterPeak:
|
||||
case MeterPeak0dB:
|
||||
if (n < _peak_power.size()) {
|
||||
if (n < _peak_power.size ()) {
|
||||
return _peak_power[n];
|
||||
}
|
||||
break;
|
||||
case MeterMCP:
|
||||
mcptmp = _combined_peak;
|
||||
return accurate_coefficient_to_dB(mcptmp);
|
||||
return accurate_coefficient_to_dB (mcptmp);
|
||||
case MeterMaxSignal:
|
||||
assert(0);
|
||||
assert (0);
|
||||
break;
|
||||
default:
|
||||
case MeterMaxPeak:
|
||||
if (n < _max_peak_signal.size()) {
|
||||
return accurate_coefficient_to_dB(_max_peak_signal[n]);
|
||||
if (n < _max_peak_signal.size ()) {
|
||||
return accurate_coefficient_to_dB (_max_peak_signal[n]);
|
||||
}
|
||||
break;
|
||||
}
|
||||
return minus_infinity();
|
||||
return minus_infinity ();
|
||||
}
|
||||
|
||||
void
|
||||
|
@ -423,27 +427,27 @@ PeakMeter::set_meter_type (MeterType t)
|
|||
_meter_type = t;
|
||||
|
||||
if (t & (MeterKrms | MeterK20 | MeterK14 | MeterK12)) {
|
||||
const size_t n_audio = current_meters.n_audio();
|
||||
const size_t n_audio = current_meters.n_audio ();
|
||||
for (size_t n = 0; n < n_audio; ++n) {
|
||||
_kmeter[n]->reset();
|
||||
_kmeter[n]->reset ();
|
||||
}
|
||||
}
|
||||
if (t & (MeterIEC1DIN | MeterIEC1NOR)) {
|
||||
const size_t n_audio = current_meters.n_audio();
|
||||
const size_t n_audio = current_meters.n_audio ();
|
||||
for (size_t n = 0; n < n_audio; ++n) {
|
||||
_iec1meter[n]->reset();
|
||||
_iec1meter[n]->reset ();
|
||||
}
|
||||
}
|
||||
if (t & (MeterIEC2BBC | MeterIEC2EBU)) {
|
||||
const size_t n_audio = current_meters.n_audio();
|
||||
const size_t n_audio = current_meters.n_audio ();
|
||||
for (size_t n = 0; n < n_audio; ++n) {
|
||||
_iec2meter[n]->reset();
|
||||
_iec2meter[n]->reset ();
|
||||
}
|
||||
}
|
||||
if (t & MeterVU) {
|
||||
const size_t n_audio = current_meters.n_audio();
|
||||
const size_t n_audio = current_meters.n_audio ();
|
||||
for (size_t n = 0; n < n_audio; ++n) {
|
||||
_vumeter[n]->reset();
|
||||
_vumeter[n]->reset ();
|
||||
}
|
||||
}
|
||||
|
||||
|
@ -454,6 +458,6 @@ XMLNode&
|
|||
PeakMeter::state ()
|
||||
{
|
||||
XMLNode& node (Processor::state ());
|
||||
node.set_property("type", "meter");
|
||||
node.set_property ("type", "meter");
|
||||
return node;
|
||||
}
|
||||
|
|
Loading…
Reference in New Issue
Block a user