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Merge branch 'calf-updates'

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* calf-updates:
  Add Sidechain Gate, rename Gate to Expander, cleanups etc.
(cherry picked from commit 80a1b6b8e8)
This commit is contained in:
Tobias Doerffel
2010-08-24 09:33:22 +02:00
parent 819e6392cd
commit 9288998686
5 changed files with 873 additions and 258 deletions
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31
plugins/ladspa_effect/calf/src/calf/metadata.h
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@@ -197,6 +197,28 @@ struct deesser_metadata: public plugin_metadata<deesser_metadata>
PLUGIN_NAME_ID_LABEL("deesser", "deesser", "Deesser")
};
/// Damiens' Gate - metadata
/// Added some meters and stripped the weighting part
struct gate_metadata: public plugin_metadata<gate_metadata>
{
enum { in_count = 2, out_count = 2, ins_optional = 0, outs_optional = 0, support_midi = false, require_midi = false, rt_capable = true };
enum { param_bypass, param_level_in, param_meter_in, param_meter_out, param_clip_in, param_clip_out,
param_range, param_threshold, param_ratio, param_attack, param_release, param_makeup, param_knee, param_detection, param_stereo_link, param_gating,
param_count };
PLUGIN_NAME_ID_LABEL("gate", "gate", "Gate")
};
/// Markus's sidechain gate - metadata
struct sidechaingate_metadata: public plugin_metadata<sidechaingate_metadata>
{
enum { in_count = 2, out_count = 2, ins_optional = 0, outs_optional = 0, support_midi = false, require_midi = false, rt_capable = true };
enum { param_bypass, param_level_in, param_meter_in, param_meter_out, param_clip_in, param_clip_out,
param_range, param_threshold, param_ratio, param_attack, param_release, param_makeup, param_knee, param_detection, param_stereo_link, param_gating,
param_sc_mode, param_f1_freq, param_f2_freq, param_f1_level, param_f2_level,
param_sc_listen, param_f1_active, param_f2_active, param_count };
PLUGIN_NAME_ID_LABEL("sidechaingate", "sidechaingate", "Sidechain Gate")
};
/// Markus's 5-band EQ - metadata
struct equalizer5band_metadata: public plugin_metadata<equalizer5band_metadata>
{
@@ -295,15 +317,6 @@ struct bassenhancer_metadata: public plugin_metadata<bassenhancer_metadata>
PLUGIN_NAME_ID_LABEL("bassenhancer", "bassenhancer", "Bass Enhancer")
};
/// Damien's gate - metadata
struct gate_metadata: public plugin_metadata<gate_metadata>
{
enum { in_count = 3, out_count = 2, ins_optional = 1, outs_optional = 0, support_midi = false, require_midi = false, rt_capable = true };
enum { param_threshold, param_ratio, param_attack, param_release, param_makeup, param_knee, param_detection, param_stereo_link, param_aweighting, param_gating, param_peak, param_clip, param_bypass, param_range, param_mono, param_trigger, // param_freq, param_bw,
param_count };
PLUGIN_NAME_ID_LABEL("gate", "gate", "Gate")
};
/// Organ - enums for parameter IDs etc. (this mess is caused by organ split between plugin and generic class - which was
/// a bad design decision and should be sorted out some day) XXXKF @todo
struct organ_enums

3
plugins/ladspa_effect/calf/src/calf/modulelist.h
View File

@@ -13,6 +13,8 @@
PER_MODULE_ITEM(sidechaincompressor, false, "sidechaincompressor")
PER_MODULE_ITEM(multibandcompressor, false, "multibandcompressor")
PER_MODULE_ITEM(deesser, false, "deesser")
PER_MODULE_ITEM(gate, false, "gate")
PER_MODULE_ITEM(sidechaingate, false, "sidechaingate")
PER_MODULE_ITEM(pulsator, false, "pulsator")
PER_MODULE_ITEM(equalizer5band, false, "eq5")
PER_MODULE_ITEM(equalizer8band, false, "eq8")
@@ -20,7 +22,6 @@
PER_MODULE_ITEM(saturator, false, "saturator")
PER_MODULE_ITEM(exciter, false, "exciter")
PER_MODULE_ITEM(bassenhancer, false, "bassenhancer")
PER_MODULE_ITEM(gate, false, "gate")
#ifdef ENABLE_EXPERIMENTAL
PER_MODULE_ITEM(fluidsynth, true, "fluidsynth")
PER_MODULE_ITEM(wavetable, true, "wavetable")

133
plugins/ladspa_effect/calf/src/calf/modules_comp.h
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@@ -33,6 +33,8 @@
namespace calf_plugins {
/// Not a true _audio_module style class, just pretends to be one!
/// Main gain reduction routine by Thor called by various audio modules
class gain_reduction_audio_module
{
private:
@@ -62,6 +64,35 @@ public:
int get_changed_offsets(int generation, int &subindex_graph, int &subindex_dot, int &subindex_gridline) const;
};
/// Not a true _audio_module style class, just pretends to be one!
/// Main gate routine by Damien called by various audio modules
class expander_audio_module {
private:
float linSlope, peak, detected, kneeSqrt, kneeStart, linKneeStart, kneeStop, linKneeStop;
float compressedKneeStop, adjKneeStart, range, thres, attack_coeff, release_coeff;
float attack, release, threshold, ratio, knee, makeup, detection, stereo_link, bypass, mute, meter_out, meter_gate;
mutable float old_threshold, old_ratio, old_knee, old_makeup, old_bypass, old_range, old_trigger, old_mute, old_detection, old_stereo_link;
mutable volatile int last_generation;
inline float output_level(float slope) const;
inline float output_gain(float linSlope, bool rms) const;
public:
uint32_t srate;
bool is_active;
expander_audio_module();
void set_params(float att, float rel, float thr, float rat, float kn, float mak, float det, float stl, float byp, float mu, float ran);
void update_curve();
void process(float &left, float &right, const float *det_left = NULL, const float *det_right = NULL);
void activate();
void deactivate();
void set_sample_rate(uint32_t sr);
float get_output_level();
float get_expander_level();
bool get_graph(int subindex, float *data, int points, cairo_iface *context) const;
bool get_dot(int subindex, float &x, float &y, int &size, cairo_iface *context) const;
bool get_gridline(int subindex, float &pos, bool &vertical, std::string &legend, cairo_iface *context) const;
int get_changed_offsets(int generation, int &subindex_graph, int &subindex_dot, int &subindex_gridline) const;
};
/// Compressor by Thor
class compressor_audio_module: public audio_module<compressor_metadata>, public line_graph_iface {
private:
@@ -130,7 +161,7 @@ public:
int get_changed_offsets(int index, int generation, int &subindex_graph, int &subindex_dot, int &subindex_gridline) const;
};
/// Multibandcompressor by Markus Schmidt
/// Multibandcompressor by Markus Schmidt (based on Thor's compressor and Krzysztof's filters)
class multibandcompressor_audio_module: public audio_module<multibandcompressor_metadata>, public line_graph_iface {
private:
typedef multibandcompressor_audio_module AM;
@@ -190,59 +221,73 @@ public:
int get_changed_offsets(int index, int generation, int &subindex_graph, int &subindex_dot, int &subindex_gridline) const;
};
class gate_audio_module: public audio_module<gate_metadata>, public line_graph_iface {
/// Gate by Damien
class gate_audio_module: public audio_module<gate_metadata>, public line_graph_iface {
private:
float linSlope, peak, detected, kneeSqrt, kneeStart, linKneeStart, kneeStop, linKneeStop, threshold, ratio, knee, makeup, compressedKneeStop, adjKneeStart, range;
mutable float old_threshold, old_ratio, old_knee, old_makeup, old_bypass, old_range, old_trigger, old_mono;
mutable volatile int last_generation;
uint32_t clip;
dsp::aweighter awL, awR;
dsp::biquad_d2<float> bpL, bpR;
typedef gate_audio_module AM;
uint32_t clip_in, clip_out;
float meter_in, meter_out;
expander_audio_module gate;
public:
typedef std::complex<double> cfloat;
uint32_t srate;
bool is_active;
mutable volatile int last_generation, last_calculated_generation;
gate_audio_module();
void activate();
void deactivate();
uint32_t process(uint32_t offset, uint32_t numsamples, uint32_t inputs_mask, uint32_t outputs_mask);
inline float output_level(float slope) const {
bool rms = *params[param_detection] == 0;
return slope * output_gain(rms ? slope*slope : slope, rms) * makeup;
}
inline float output_gain(float linSlope, bool rms) const {
if(linSlope < linKneeStop) {
float slope = log(linSlope);
//float tratio = rms ? sqrt(ratio) : ratio;
float tratio = ratio;
float gain = 0.f;
float delta = 0.f;
if(IS_FAKE_INFINITY(ratio))
tratio = 1000.f;
gain = (slope-threshold) * tratio + threshold;
delta = tratio;
if(knee > 1.f && slope > kneeStart ) {
gain = dsp::hermite_interpolation(slope, kneeStart, kneeStop, ((kneeStart - threshold) * tratio + threshold), kneeStop, delta,1.f);
}
return std::max(range, expf(gain-slope));
}
return 1.f;
}
void params_changed();
void set_sample_rate(uint32_t sr);
virtual bool get_graph(int index, int subindex, float *data, int points, cairo_iface *context) const;
virtual bool get_dot(int index, int subindex, float &x, float &y, int &size, cairo_iface *context) const;
virtual bool get_gridline(int index, int subindex, float &pos, bool &vertical, std::string &legend, cairo_iface *context) const;
virtual int get_changed_offsets(int generation, int &subindex_graph, int &subindex_dot, int &subindex_gridline) const;
uint32_t process(uint32_t offset, uint32_t numsamples, uint32_t inputs_mask, uint32_t outputs_mask);
bool get_graph(int index, int subindex, float *data, int points, cairo_iface *context) const;
bool get_dot(int index, int subindex, float &x, float &y, int &size, cairo_iface *context) const;
bool get_gridline(int index, int subindex, float &pos, bool &vertical, std::string &legend, cairo_iface *context) const;
int get_changed_offsets(int index, int generation, int &subindex_graph, int &subindex_dot, int &subindex_gridline) const;
};
/// Sidecain Gate by Markus Schmidt (based on Damiens's gate and Krzysztof's filters)
class sidechaingate_audio_module: public audio_module<sidechaingate_metadata>, public frequency_response_line_graph {
private:
typedef sidechaingate_audio_module AM;
enum CalfScModes {
WIDEBAND,
HIGHGATE_WIDE,
HIGHGATE_SPLIT,
LOWGATE_WIDE,
LOWGATE_SPLIT,
WEIGHTED_1,
WEIGHTED_2,
WEIGHTED_3,
BANDPASS_1,
BANDPASS_2
};
mutable float f1_freq_old, f2_freq_old, f1_level_old, f2_level_old;
mutable float f1_freq_old1, f2_freq_old1, f1_level_old1, f2_level_old1;
CalfScModes sc_mode;
mutable CalfScModes sc_mode_old, sc_mode_old1;
float f1_active, f2_active;
uint32_t clip_in, clip_out;
float meter_in, meter_out;
expander_audio_module gate;
dsp::biquad_d2<float> f1L, f1R, f2L, f2R;
public:
typedef std::complex<double> cfloat;
uint32_t srate;
bool is_active;
mutable volatile int last_generation, last_calculated_generation;
sidechaingate_audio_module();
void activate();
void deactivate();
void params_changed();
cfloat h_z(const cfloat &z) const;
float freq_gain(int index, double freq, uint32_t sr) const;
void set_sample_rate(uint32_t sr);
uint32_t process(uint32_t offset, uint32_t numsamples, uint32_t inputs_mask, uint32_t outputs_mask);
bool get_graph(int index, int subindex, float *data, int points, cairo_iface *context) const;
bool get_dot(int index, int subindex, float &x, float &y, int &size, cairo_iface *context) const;
bool get_gridline(int index, int subindex, float &pos, bool &vertical, std::string &legend, cairo_iface *context) const;
int get_changed_offsets(int index, int generation, int &subindex_graph, int &subindex_dot, int &subindex_gridline) const;
};
};

108
plugins/ladspa_effect/calf/src/metadata.cpp
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@@ -399,6 +399,83 @@ CALF_PORT_PROPS(deesser) = {
CALF_PLUGIN_INFO(deesser) = { 0x8515, "Deesser", "Calf Deesser", "Markus Schmidt / Thor Harald Johansen", calf_plugins::calf_copyright_info, "CompressorPlugin" };
////////////////////////////////////////////////////////////////////////////
CALF_PORT_NAMES(gate) = {"In L", "In R", "Out L", "Out R"};
const char *gate_detection_names[] = { "RMS", "Peak" };
const char *gate_stereo_link_names[] = { "Average", "Maximum" };
CALF_PORT_PROPS(gate) = {
{ 0, 0, 1, 0, PF_BOOL | PF_CTL_TOGGLE, NULL, "bypass", "Bypass" },
{ 1, 0, 64, 0, PF_FLOAT | PF_SCALE_GAIN | PF_CTL_KNOB | PF_UNIT_COEF | PF_PROP_NOBOUNDS, NULL, "level_in", "Input" },
{ 0, 0, 1, 0, PF_FLOAT | PF_SCALE_GAIN | PF_CTL_METER | PF_CTLO_LABEL | PF_UNIT_DB | PF_PROP_OUTPUT | PF_PROP_OPTIONAL, NULL, "meter_in", "Input" },
{ 0, 0, 1, 0, PF_FLOAT | PF_SCALE_GAIN | PF_CTL_METER | PF_CTLO_LABEL | PF_UNIT_DB | PF_PROP_OUTPUT | PF_PROP_OPTIONAL, NULL, "meter_out", "Output" },
{ 0, 0, 1, 0, PF_BOOL | PF_CTL_LED | PF_PROP_OUTPUT | PF_PROP_OPTIONAL, NULL, "clip_in", "0dB-In" },
{ 0, 0, 1, 0, PF_BOOL | PF_CTL_LED | PF_PROP_OUTPUT | PF_PROP_OPTIONAL, NULL, "clip_out", "0dB-Out" },
{ 0.06125, 0.000015849, 1, 0, PF_FLOAT | PF_SCALE_GAIN | PF_CTL_KNOB | PF_UNIT_DB, NULL, "range", "Max Gain Reduction" },
{ 0.125, 0.000976563, 1, 0, PF_FLOAT | PF_SCALE_GAIN | PF_CTL_KNOB | PF_UNIT_DB, NULL, "threshold", "Threshold" },
{ 2, 1, 20, 21, PF_FLOAT | PF_SCALE_LOG_INF | PF_CTL_KNOB | PF_UNIT_COEF, NULL, "ratio", "Ratio" },
{ 20, 0.01, 2000, 0, PF_FLOAT | PF_SCALE_LOG | PF_CTL_KNOB | PF_UNIT_MSEC, NULL, "attack", "Attack" },
{ 250, 0.01, 2000, 0, PF_FLOAT | PF_SCALE_LOG | PF_CTL_KNOB | PF_UNIT_MSEC, NULL, "release", "Release" },
{ 1, 1, 64, 0, PF_FLOAT | PF_SCALE_GAIN | PF_CTL_KNOB | PF_UNIT_DB, NULL, "makeup", "Makeup Gain" },
{ 2.828427125, 1, 8, 0, PF_FLOAT | PF_SCALE_GAIN | PF_CTL_KNOB | PF_UNIT_DB, NULL, "knee", "Knee" },
{ 0, 0, 1, 0, PF_ENUM | PF_CTL_COMBO, gate_detection_names, "detection", "Detection" },
{ 0, 0, 1, 0, PF_ENUM | PF_CTL_COMBO, gate_stereo_link_names, "stereo_link", "Stereo Link" },
{ 0, 0.03125, 1, 0, PF_FLOAT | PF_SCALE_GAIN | PF_CTL_METER | PF_CTLO_LABEL | PF_CTLO_REVERSE | PF_UNIT_DB | PF_PROP_OUTPUT | PF_PROP_OPTIONAL| PF_PROP_GRAPH, NULL, "gating", "Gating" },
};
CALF_PLUGIN_INFO(gate) = { 0x8503, "Gate", "Calf Gate", "Damien Zammit / Thor Harald Johansen", calf_plugins::calf_copyright_info, "ExpanderPlugin" };
////////////////////////////////////////////////////////////////////////////
CALF_PORT_NAMES(sidechaingate) = {"In L", "In R", "Out L", "Out R"};
const char *sidechaingate_detection_names[] = { "RMS", "Peak" };
const char *sidechaingate_stereo_link_names[] = { "Average", "Maximum" };
const char *sidechaingate_mode_names[] = {"Wideband (F1:off / F2:off)",
"High gate wide (F1:Bell / F2:HP)",
"High gate split (F1:off / F2:HP)",
"Low Gate wide (F1:LP / F2:Bell)",
"Low gate split (F1:LP / F2:off)",
"Weighted #1 (F1:Shelf / F2:Shelf)",
"Weighted #2 (F1:Shelf / F2:Bell)",
"Weighted #3 (F1:Bell / F2:Shelf)",
"Bandpass #1 (F1:BP / F2:off)",
"Bandpass #2 (F1:HP / F2:LP)"};
const char *sidechaingate_filter_choices[] = { "12dB", "24dB", "36dB"};
CALF_PORT_PROPS(sidechaingate) = {
{ 0, 0, 1, 0, PF_BOOL | PF_CTL_TOGGLE, NULL, "bypass", "Bypass" },
{ 1, 0, 64, 0, PF_FLOAT | PF_SCALE_GAIN | PF_CTL_KNOB | PF_UNIT_COEF | PF_PROP_NOBOUNDS, NULL, "level_in", "Input" },
{ 0, 0, 1, 0, PF_FLOAT | PF_SCALE_GAIN | PF_CTL_METER | PF_CTLO_LABEL | PF_UNIT_DB | PF_PROP_OUTPUT | PF_PROP_OPTIONAL, NULL, "meter_in", "Input" },
{ 0, 0, 1, 0, PF_FLOAT | PF_SCALE_GAIN | PF_CTL_METER | PF_CTLO_LABEL | PF_UNIT_DB | PF_PROP_OUTPUT | PF_PROP_OPTIONAL, NULL, "meter_out", "Output" },
{ 0, 0, 1, 0, PF_BOOL | PF_CTL_LED | PF_PROP_OUTPUT | PF_PROP_OPTIONAL, NULL, "clip_in", "0dB-In" },
{ 0, 0, 1, 0, PF_BOOL | PF_CTL_LED | PF_PROP_OUTPUT | PF_PROP_OPTIONAL, NULL, "clip_out", "0dB-Out" },
{ 0.06125, 0.000015849, 1, 0, PF_FLOAT | PF_SCALE_GAIN | PF_CTL_KNOB | PF_UNIT_DB, NULL, "range", "Max Gain Reduction" },
{ 0.125, 0.000976563, 1, 0, PF_FLOAT | PF_SCALE_GAIN | PF_CTL_KNOB | PF_UNIT_DB, NULL, "threshold", "Threshold" },
{ 2, 1, 20, 21, PF_FLOAT | PF_SCALE_LOG_INF | PF_CTL_KNOB | PF_UNIT_COEF, NULL, "ratio", "Ratio" },
{ 20, 0.01, 2000, 0, PF_FLOAT | PF_SCALE_LOG | PF_CTL_KNOB | PF_UNIT_MSEC, NULL, "attack", "Attack" },
{ 250, 0.01, 2000, 0, PF_FLOAT | PF_SCALE_LOG | PF_CTL_KNOB | PF_UNIT_MSEC, NULL, "release", "Release" },
{ 1, 1, 64, 0, PF_FLOAT | PF_SCALE_GAIN | PF_CTL_KNOB | PF_UNIT_DB, NULL, "makeup", "Makeup Gain" },
{ 2.828427125, 1, 8, 0, PF_FLOAT | PF_SCALE_GAIN | PF_CTL_KNOB | PF_UNIT_DB, NULL, "knee", "Knee" },
{ 0, 0, 1, 0, PF_ENUM | PF_CTL_COMBO, sidechaingate_detection_names, "detection", "Detection" },
{ 0, 0, 1, 0, PF_ENUM | PF_CTL_COMBO, sidechaingate_stereo_link_names, "stereo_link", "Stereo Link" },
{ 0, 0.03125, 1, 0, PF_FLOAT | PF_SCALE_GAIN | PF_CTL_METER | PF_CTLO_LABEL | PF_CTLO_REVERSE | PF_UNIT_DB | PF_PROP_OUTPUT | PF_PROP_OPTIONAL| PF_PROP_GRAPH, NULL, "gating", "Gating" },
{ 0, 0, 9, 0, PF_ENUM | PF_CTL_COMBO, sidechaingate_mode_names, "sc_mode", "Sidechain Mode" },
{ 250, 10,18000, 0, PF_FLOAT | PF_SCALE_LOG | PF_CTL_KNOB | PF_UNIT_HZ | PF_PROP_GRAPH, NULL, "f1_freq", "F1 Freq" },
{ 4500, 10,18000, 0, PF_FLOAT | PF_SCALE_LOG | PF_CTL_KNOB | PF_UNIT_HZ, NULL, "f2_freq", "F2 Freq" },
{ 1, 0.0625, 16, 0, PF_FLOAT | PF_SCALE_GAIN | PF_CTL_KNOB | PF_UNIT_DB, NULL, "f1_level", "F1 Level" },
{ 1, 0.0625, 16, 0, PF_FLOAT | PF_SCALE_GAIN | PF_CTL_KNOB | PF_UNIT_DB, NULL, "f2_level", "F2 Level" },
{ 0, 0, 1, 0, PF_BOOL | PF_CTL_TOGGLE, NULL, "sc_listen", "S/C-Listen" },
{ 0, 0, 1, 0, PF_BOOL | PF_CTL_LED | PF_PROP_OUTPUT | PF_PROP_OPTIONAL, NULL, "f1_active", "F1 Active" },
{ 0, 0, 1, 0, PF_BOOL | PF_CTL_LED | PF_PROP_OUTPUT | PF_PROP_OPTIONAL, NULL, "f2_active", "F2 Active" },
};
CALF_PLUGIN_INFO(sidechaingate) = { 0x8504, "Sidechaingate", "Calf Sidechain Gate", "Markus Schmidt / Damien Zammit / Thor Harald Johansen", calf_plugins::calf_copyright_info, "ExpanderPlugin" };
////////////////////////////////////////////////////////////////////////////
// A few macros to make
@@ -592,37 +669,6 @@ CALF_PORT_PROPS(bassenhancer) = {
CALF_PLUGIN_INFO(bassenhancer) = { 0x8532, "BassEnhancer", "Calf Bass Enhancer", "Markus Schmidt / Krzysztof Foltman", calf_plugins::calf_copyright_info, "DistortionPlugin" };
////////////////////////////////////////////////////////////////////////////
CALF_PORT_NAMES(gate) = {"In L", "In R", "In Trigger", "Out L", "Out R"};
const char *gate_detection_names[] = { "RMS", "Peak" };
const char *gate_stereo_link_names[] = { "Average", "Maximum" };
const char *gate_weighting_names[] = { "Normal", "A-weighted", "Deesser (low)", "Deesser (med)", "Deesser (high)" };
CALF_PORT_PROPS(gate) = {
{ 0.125, 0.000976563, 1, 0, PF_FLOAT | PF_SCALE_GAIN | PF_CTL_KNOB | PF_UNIT_DB, NULL, "threshold", "Threshold" },
{ 2, 1, 20, 21, PF_FLOAT | PF_SCALE_LOG_INF | PF_CTL_KNOB | PF_UNIT_COEF, NULL, "ratio", "Ratio" },
{ 20, 1, 2000, 0, PF_FLOAT | PF_SCALE_LOG | PF_CTL_KNOB | PF_UNIT_MSEC, NULL, "attack", "Attack" },
{ 250, 1, 2000, 0, PF_FLOAT | PF_SCALE_LOG | PF_CTL_KNOB | PF_UNIT_MSEC, NULL, "release", "Release" },
{ 1, 1, 64, 0, PF_FLOAT | PF_SCALE_GAIN | PF_CTL_KNOB | PF_UNIT_DB, NULL, "makeup", "Makeup Gain" },
{ 2.828427125, 1, 8, 0, PF_FLOAT | PF_SCALE_GAIN | PF_CTL_KNOB | PF_UNIT_DB, NULL, "knee", "Knee" },
{ 0, 0, 1, 0, PF_ENUM | PF_CTL_COMBO, gate_detection_names, "detection", "Detection" },
{ 0, 0, 1, 0, PF_ENUM | PF_CTL_COMBO, gate_stereo_link_names, "stereo_link", "Stereo Link" },
{ 0, 0, 4, 0, PF_ENUM | PF_CTL_COMBO, gate_weighting_names, "aweighting", "Weighting" },
{ 0, 0.03125, 1, 0, PF_FLOAT | PF_SCALE_GAIN | PF_CTL_METER | PF_CTLO_LABEL | PF_UNIT_DB | PF_PROP_OUTPUT | PF_PROP_OPTIONAL| PF_PROP_GRAPH, NULL, "gating", "Gating" },
{ 0, 0, 1, 0, PF_FLOAT | PF_SCALE_GAIN | PF_CTL_METER | PF_CTLO_LABEL | PF_UNIT_DB | PF_PROP_OUTPUT | PF_PROP_OPTIONAL, NULL, "peak", "Peak Output" },
{ 0, 0, 1, 0, PF_BOOL | PF_CTL_LED | PF_PROP_OUTPUT | PF_PROP_OPTIONAL, NULL, "clip", "0dBFS" },
{ 0, 0, 1, 0, PF_BOOL | PF_CTL_TOGGLE, NULL, "bypass", "Bypass" },
{ 0.01, 0.000015849, 1, 0, PF_FLOAT | PF_SCALE_GAIN | PF_CTL_KNOB | PF_UNIT_DB, NULL, "range", "Max Gain Reduction" },
{ 0, 0, 1, 0, PF_BOOL | PF_CTL_TOGGLE, NULL, "mono", "Mono (L only)" },
{ 0, 0, 1, 0, PF_BOOL | PF_CTL_TOGGLE, NULL, "trigger", "Sidechain (Mono In)" },
};
CALF_PLUGIN_INFO(gate) = { 0x8503, "Gate", "Calf Gate", "Damien Zammit / Thor Harald Johansen", calf_plugins::calf_copyright_info, "ExpanderPlugin" };
////////////////////////////////////////////////////////////////////////////
CALF_PORT_NAMES(monosynth) = {

856
plugins/ladspa_effect/calf/src/modules_comp.cpp
View File

@@ -1118,6 +1118,540 @@ int deesser_audio_module::get_changed_offsets(int index, int generation, int &su
return false;
}
/// Gate originally by Damien
///
/// This module provides Damien's original expander based on Thor's compressor
/// without any weighting
///////////////////////////////////////////////////////////////////////////////////////////////
gate_audio_module::gate_audio_module()
{
is_active = false;
srate = 0;
last_generation = 0;
}
void gate_audio_module::activate()
{
is_active = true;
// set all filters and strips
gate.activate();
params_changed();
meter_in = 0.f;
meter_out = 0.f;
clip_in = 0.f;
clip_out = 0.f;
}
void gate_audio_module::deactivate()
{
is_active = false;
gate.deactivate();
}
void gate_audio_module::params_changed()
{
gate.set_params(*params[param_attack], *params[param_release], *params[param_threshold], *params[param_ratio], *params[param_knee], *params[param_makeup], *params[param_detection], *params[param_stereo_link], *params[param_bypass], 0.f, *params[param_range]);
}
void gate_audio_module::set_sample_rate(uint32_t sr)
{
srate = sr;
gate.set_sample_rate(srate);
}
uint32_t gate_audio_module::process(uint32_t offset, uint32_t numsamples, uint32_t inputs_mask, uint32_t outputs_mask)
{
bool bypass = *params[param_bypass] > 0.5f;
numsamples += offset;
if(bypass) {
// everything bypassed
while(offset < numsamples) {
outs[0][offset] = ins[0][offset];
outs[1][offset] = ins[1][offset];
++offset;
}
// displays, too
clip_in = 0.f;
clip_out = 0.f;
meter_in = 0.f;
meter_out = 0.f;
} else {
// process
clip_in -= std::min(clip_in, numsamples);
clip_out -= std::min(clip_out, numsamples);
gate.update_curve();
while(offset < numsamples) {
// cycle through samples
float outL = 0.f;
float outR = 0.f;
float inL = ins[0][offset];
float inR = ins[1][offset];
// in level
inR *= *params[param_level_in];
inL *= *params[param_level_in];
float leftAC = inL;
float rightAC = inR;
gate.process(leftAC, rightAC);
outL = leftAC;
outR = rightAC;
// send to output
outs[0][offset] = outL;
outs[1][offset] = outR;
// clip LED's
if(std::max(fabs(inL), fabs(inR)) > 1.f) {
clip_in = srate >> 3;
}
if(std::max(fabs(outL), fabs(outR)) > 1.f) {
clip_out = srate >> 3;
}
// rise up out meter
meter_in = std::max(fabs(inL), fabs(inR));;
meter_out = std::max(fabs(outL), fabs(outR));;
// next sample
++offset;
} // cycle trough samples
}
// draw meters
SET_IF_CONNECTED(clip_in)
SET_IF_CONNECTED(clip_out)
SET_IF_CONNECTED(meter_in)
SET_IF_CONNECTED(meter_out)
// draw strip meter
if(bypass > 0.5f) {
if(params[param_gating] != NULL) {
*params[param_gating] = 1.0f;
}
} else {
if(params[param_gating] != NULL) {
*params[param_gating] = gate.get_expander_level();
}
}
// whatever has to be returned x)
return outputs_mask;
}
bool gate_audio_module::get_graph(int index, int subindex, float *data, int points, cairo_iface *context) const
{
if (!is_active)
return false;
return gate.get_graph(subindex, data, points, context);
}
bool gate_audio_module::get_dot(int index, int subindex, float &x, float &y, int &size, cairo_iface *context) const
{
if (!is_active)
return false;
return gate.get_dot(subindex, x, y, size, context);
}
bool gate_audio_module::get_gridline(int index, int subindex, float &pos, bool &vertical, std::string &legend, cairo_iface *context) const
{
if (!is_active)
return false;
return gate.get_gridline(subindex, pos, vertical, legend, context);
}
int gate_audio_module::get_changed_offsets(int index, int generation, int &subindex_graph, int &subindex_dot, int &subindex_gridline) const
{
if (!is_active)
return false;
return gate.get_changed_offsets(generation, subindex_graph, subindex_dot, subindex_gridline);
}
/// Sidecain Gate by Markus Schmidt
///
/// This module splits the signal in a sidechain- and a process signal.
/// The sidechain is processed through Krzystofs filters and gates
/// the process signal via Damiens's gating routine afterwards.
///////////////////////////////////////////////////////////////////////////////////////////////
sidechaingate_audio_module::sidechaingate_audio_module()
{
is_active = false;
srate = 0;
last_generation = 0;
}
void sidechaingate_audio_module::activate()
{
is_active = true;
// set all filters and strips
gate.activate();
params_changed();
meter_in = 0.f;
meter_out = 0.f;
clip_in = 0.f;
clip_out = 0.f;
}
void sidechaingate_audio_module::deactivate()
{
is_active = false;
gate.deactivate();
}
sidechaingate_audio_module::cfloat sidechaingate_audio_module::h_z(const cfloat &z) const
{
switch (sc_mode) {
default:
case WIDEBAND:
return false;
break;
case HIGHGATE_WIDE:
case LOWGATE_WIDE:
case WEIGHTED_1:
case WEIGHTED_2:
case WEIGHTED_3:
case BANDPASS_2:
return f1L.h_z(z) * f2L.h_z(z);
break;
case HIGHGATE_SPLIT:
return f2L.h_z(z);
break;
case LOWGATE_SPLIT:
case BANDPASS_1:
return f1L.h_z(z);
break;
}
}
float sidechaingate_audio_module::freq_gain(int index, double freq, uint32_t sr) const
{
typedef std::complex<double> cfloat;
freq *= 2.0 * M_PI / sr;
cfloat z = 1.0 / exp(cfloat(0.0, freq));
return std::abs(h_z(z));
}
void sidechaingate_audio_module::params_changed()
{
// set the params of all filters
if(*params[param_f1_freq] != f1_freq_old or *params[param_f1_level] != f1_level_old
or *params[param_f2_freq] != f2_freq_old or *params[param_f2_level] != f2_level_old
or *params[param_sc_mode] != sc_mode) {
float q = 0.707;
switch ((int)*params[param_sc_mode]) {
default:
case WIDEBAND:
f1L.set_hp_rbj((float)*params[param_f1_freq], q, (float)srate, *params[param_f1_level]);
f1R.copy_coeffs(f1L);
f2L.set_lp_rbj((float)*params[param_f2_freq], q, (float)srate, *params[param_f2_level]);
f2R.copy_coeffs(f2L);
f1_active = 0.f;
f2_active = 0.f;
break;
case HIGHGATE_WIDE:
f1L.set_peakeq_rbj((float)*params[param_f1_freq], q, *params[param_f1_level], (float)srate);
f1R.copy_coeffs(f1L);
f2L.set_hp_rbj((float)*params[param_f2_freq], q, (float)srate, *params[param_f2_level]);
f2R.copy_coeffs(f2L);
f1_active = 0.5f;
f2_active = 1.f;
break;
case HIGHGATE_SPLIT:
f1L.set_lp_rbj((float)*params[param_f2_freq] * (1 + 0.17), q, (float)srate);
f1R.copy_coeffs(f1L);
f2L.set_hp_rbj((float)*params[param_f2_freq] * (1 - 0.17), q, (float)srate, *params[param_f2_level]);
f2R.copy_coeffs(f2L);
f1_active = 0.f;
f2_active = 1.f;
break;
case LOWGATE_WIDE:
f1L.set_lp_rbj((float)*params[param_f1_freq], q, (float)srate, *params[param_f1_level]);
f1R.copy_coeffs(f1L);
f2L.set_peakeq_rbj((float)*params[param_f2_freq], q, *params[param_f2_level], (float)srate);
f2R.copy_coeffs(f2L);
f1_active = 1.f;
f2_active = 0.5f;
break;
case LOWGATE_SPLIT:
f1L.set_lp_rbj((float)*params[param_f1_freq] * (1 + 0.17), q, (float)srate, *params[param_f1_level]);
f1R.copy_coeffs(f1L);
f2L.set_hp_rbj((float)*params[param_f1_freq] * (1 - 0.17), q, (float)srate);
f2R.copy_coeffs(f2L);
f1_active = 1.f;
f2_active = 0.f;
break;
case WEIGHTED_1:
f1L.set_lowshelf_rbj((float)*params[param_f1_freq], q, *params[param_f1_level], (float)srate);
f1R.copy_coeffs(f1L);
f2L.set_highshelf_rbj((float)*params[param_f2_freq], q, *params[param_f2_level], (float)srate);
f2R.copy_coeffs(f2L);
f1_active = 0.5f;
f2_active = 0.5f;
break;
case WEIGHTED_2:
f1L.set_lowshelf_rbj((float)*params[param_f1_freq], q, *params[param_f1_level], (float)srate);
f1R.copy_coeffs(f1L);
f2L.set_peakeq_rbj((float)*params[param_f2_freq], q, *params[param_f2_level], (float)srate);
f2R.copy_coeffs(f2L);
f1_active = 0.5f;
f2_active = 0.5f;
break;
case WEIGHTED_3:
f1L.set_peakeq_rbj((float)*params[param_f1_freq], q, *params[param_f1_level], (float)srate);
f1R.copy_coeffs(f1L);
f2L.set_highshelf_rbj((float)*params[param_f2_freq], q, *params[param_f2_level], (float)srate);
f2R.copy_coeffs(f2L);
f1_active = 0.5f;
f2_active = 0.5f;
break;
case BANDPASS_1:
f1L.set_bp_rbj((float)*params[param_f1_freq], q, (float)srate, *params[param_f1_level]);
f1R.copy_coeffs(f1L);
f2L.set_hp_rbj((float)*params[param_f2_freq], q, *params[param_f2_level], (float)srate);
f2R.copy_coeffs(f2L);
f1_active = 1.f;
f2_active = 0.f;
break;
case BANDPASS_2:
f1L.set_hp_rbj((float)*params[param_f1_freq], q, (float)srate, *params[param_f1_level]);
f1R.copy_coeffs(f1L);
f2L.set_lp_rbj((float)*params[param_f2_freq], q, (float)srate, *params[param_f2_level]);
f2R.copy_coeffs(f2L);
f1_active = 1.f;
f2_active = 1.f;
break;
}
f1_freq_old = *params[param_f1_freq];
f1_level_old = *params[param_f1_level];
f2_freq_old = *params[param_f2_freq];
f2_level_old = *params[param_f2_level];
sc_mode = (CalfScModes)*params[param_sc_mode];
}
// light LED's
if(params[param_f1_active] != NULL) {
*params[param_f1_active] = f1_active;
}
if(params[param_f2_active] != NULL) {
*params[param_f2_active] = f2_active;
}
// and set the expander module
gate.set_params(*params[param_attack], *params[param_release], *params[param_threshold], *params[param_ratio], *params[param_knee], *params[param_makeup], *params[param_detection], *params[param_stereo_link], *params[param_bypass], 0.f, *params[param_range]);
}
void sidechaingate_audio_module::set_sample_rate(uint32_t sr)
{
srate = sr;
gate.set_sample_rate(srate);
}
uint32_t sidechaingate_audio_module::process(uint32_t offset, uint32_t numsamples, uint32_t inputs_mask, uint32_t outputs_mask)
{
bool bypass = *params[param_bypass] > 0.5f;
numsamples += offset;
if(bypass) {
// everything bypassed
while(offset < numsamples) {
outs[0][offset] = ins[0][offset];
outs[1][offset] = ins[1][offset];
++offset;
}
// displays, too
clip_in = 0.f;
clip_out = 0.f;
meter_in = 0.f;
meter_out = 0.f;
} else {
// process
clip_in -= std::min(clip_in, numsamples);
clip_out -= std::min(clip_out, numsamples);
gate.update_curve();
while(offset < numsamples) {
// cycle through samples
float outL = 0.f;
float outR = 0.f;
float inL = ins[0][offset];
float inR = ins[1][offset];
// in level
inR *= *params[param_level_in];
inL *= *params[param_level_in];
float leftAC = inL;
float rightAC = inR;
float leftSC = inL;
float rightSC = inR;
float leftMC = inL;
float rightMC = inR;
switch ((int)*params[param_sc_mode]) {
default:
case WIDEBAND:
gate.process(leftAC, rightAC);
break;
case HIGHGATE_WIDE:
case LOWGATE_WIDE:
case WEIGHTED_1:
case WEIGHTED_2:
case WEIGHTED_3:
case BANDPASS_2:
leftSC = f2L.process(f1L.process(leftSC));
rightSC = f2R.process(f1R.process(rightSC));
leftMC = leftSC;
rightMC = rightSC;
gate.process(leftAC, rightAC, &leftSC, &rightSC);
break;
case HIGHGATE_SPLIT:
leftSC = f2L.process(leftSC);
rightSC = f2R.process(rightSC);
leftMC = leftSC;
rightMC = rightSC;
gate.process(leftSC, rightSC, &leftSC, &rightSC);
leftAC = f1L.process(leftAC);
rightAC = f1R.process(rightAC);
leftAC += leftSC;
rightAC += rightSC;
break;
case LOWGATE_SPLIT:
leftSC = f1L.process(leftSC);
rightSC = f1R.process(rightSC);
leftMC = leftSC;
rightMC = rightSC;
gate.process(leftSC, rightSC);
leftAC = f2L.process(leftAC);
rightAC = f2R.process(rightAC);
leftAC += leftSC;
rightAC += rightSC;
break;
case BANDPASS_1:
leftSC = f1L.process(leftSC);
rightSC = f1R.process(rightSC);
leftMC = leftSC;
rightMC = rightSC;
gate.process(leftAC, rightAC, &leftSC, &rightSC);
break;
}
if(*params[param_sc_listen] > 0.f) {
outL = leftMC;
outR = rightMC;
} else {
outL = leftAC;
outR = rightAC;
}
// send to output
outs[0][offset] = outL;
outs[1][offset] = outR;
// clip LED's
if(std::max(fabs(inL), fabs(inR)) > 1.f) {
clip_in = srate >> 3;
}
if(std::max(fabs(outL), fabs(outR)) > 1.f) {
clip_out = srate >> 3;
}
// rise up out meter
meter_in = std::max(fabs(inL), fabs(inR));;
meter_out = std::max(fabs(outL), fabs(outR));;
// next sample
++offset;
} // cycle trough samples
f1L.sanitize();
f1R.sanitize();
f2L.sanitize();
f2R.sanitize();
}
// draw meters
SET_IF_CONNECTED(clip_in)
SET_IF_CONNECTED(clip_out)
SET_IF_CONNECTED(meter_in)
SET_IF_CONNECTED(meter_out)
// draw strip meter
if(bypass > 0.5f) {
if(params[param_gating] != NULL) {
*params[param_gating] = 1.0f;
}
} else {
if(params[param_gating] != NULL) {
*params[param_gating] = gate.get_expander_level();
}
}
// whatever has to be returned x)
return outputs_mask;
}
bool sidechaingate_audio_module::get_graph(int index, int subindex, float *data, int points, cairo_iface *context) const
{
if (!is_active)
return false;
if (index == param_f1_freq && !subindex) {
context->set_line_width(1.5);
return ::get_graph(*this, subindex, data, points);
} else if(index == param_gating) {
return gate.get_graph(subindex, data, points, context);
}
return false;
}
bool sidechaingate_audio_module::get_dot(int index, int subindex, float &x, float &y, int &size, cairo_iface *context) const
{
if (!is_active)
return false;
if (index == param_gating) {
return gate.get_dot(subindex, x, y, size, context);
}
return false;
}
bool sidechaingate_audio_module::get_gridline(int index, int subindex, float &pos, bool &vertical, std::string &legend, cairo_iface *context) const
{
if (!is_active)
return false;
if (index == param_gating) {
return gate.get_gridline(subindex, pos, vertical, legend, context);
} else {
return get_freq_gridline(subindex, pos, vertical, legend, context);
}
// return false;
}
int sidechaingate_audio_module::get_changed_offsets(int index, int generation, int &subindex_graph, int &subindex_dot, int &subindex_gridline) const
{
if (!is_active)
return false;
if(index == param_gating) {
return gate.get_changed_offsets(generation, subindex_graph, subindex_dot, subindex_gridline);
} else {
// (fabs(inertia_cutoff.get_last() - old_cutoff) + 100 * fabs(inertia_resonance.get_last() - old_resonance) + fabs(*params[par_mode] - old_mode) > 0.1f)
if (*params[param_f1_freq] != f1_freq_old1
or *params[param_f2_freq] != f2_freq_old1
or *params[param_f1_level] != f1_level_old1
or *params[param_f2_level] != f2_level_old1
or *params[param_sc_mode] !=sc_mode_old1)
{
f1_freq_old1 = *params[param_f1_freq];
f2_freq_old1 = *params[param_f2_freq];
f1_level_old1 = *params[param_f1_level];
f2_level_old1 = *params[param_f2_level];
sc_mode_old1 = (CalfScModes)*params[param_sc_mode];
last_generation++;
subindex_graph = 0;
subindex_dot = INT_MAX;
subindex_gridline = INT_MAX;
}
else {
subindex_graph = 0;
subindex_dot = subindex_gridline = generation ? INT_MAX : 0;
}
if (generation == last_calculated_generation)
subindex_graph = INT_MAX;
return last_generation;
}
return false;
}
/// Gain reduction module by Thor
/// All functions of this module are originally written
/// by Thor, while some features have been stripped (mainly stereo linking
@@ -1127,6 +1661,7 @@ int deesser_audio_module::get_changed_offsets(int index, int generation, int &su
gain_reduction_audio_module::gain_reduction_audio_module()
{
is_active = false;
srate = 0;
last_generation = 0;
}
@@ -1170,7 +1705,6 @@ void gain_reduction_audio_module::process(float &left, float &right, const float
if(!det_right) {
det_right = &right;
}
float gain = 1.f;
if(bypass < 0.5f) {
// this routine is mainly copied from thor's compressor module
// greatest sounding compressor I've heard!
@@ -1183,7 +1717,7 @@ void gain_reduction_audio_module::process(float &left, float &right, const float
if(rms) absample *= absample;
linSlope += (absample - linSlope) * (absample > linSlope ? attack_coeff : release_coeff);
float gain = 1.f;
if(linSlope > 0.f) {
gain = output_gain(linSlope, rms);
}
@@ -1344,37 +1878,143 @@ int gain_reduction_audio_module::get_changed_offsets(int generation, int &subind
}
///////////////////////////////////////////////////////////////////////////////////////////////
gate_audio_module::gate_audio_module()
/// Gate module by Damien
/// All functions of this module are originally written
/// by Damien, while some features have been stripped (mainly stereo linking
/// and frequency correction as implemented in Sidechain Gate above)
/// To save some CPU.
////////////////////////////////////////////////////////////////////////////////
expander_audio_module::expander_audio_module()
{
is_active = false;
srate = 0;
is_active = false;
srate = 0;
last_generation = 0;
}
void gate_audio_module::activate()
void expander_audio_module::activate()
{
is_active = true;
linSlope = 0.f;
peak = 0.f;
clip = 0.f;
linSlope = 0.f;
meter_out = 0.f;
meter_gate = 1.f;
float l, r;
l = r = 0.f;
float byp = bypass;
bypass = 0.0;
process(l, r);
bypass = byp;
}
void gate_audio_module::deactivate()
void expander_audio_module::deactivate()
{
is_active = false;
}
void gate_audio_module::set_sample_rate(uint32_t sr)
void expander_audio_module::update_curve()
{
srate = sr;
awL.set(sr);
awR.set(sr);
bool rms = detection == 0;
float linThreshold = threshold;
if (rms)
linThreshold = linThreshold * linThreshold;
attack_coeff = std::min(1.f, 1.f / (attack * srate / 4000.f));
release_coeff = std::min(1.f, 1.f / (release * srate / 4000.f));
float linKneeSqrt = sqrt(knee);
linKneeStart = linThreshold / linKneeSqrt;
adjKneeStart = linKneeStart*linKneeStart;
linKneeStop = linThreshold * linKneeSqrt;
thres = log(linThreshold);
kneeStart = log(linKneeStart);
kneeStop = log(linKneeStop);
compressedKneeStop = (kneeStop - thres) / ratio + thres;
}
bool gate_audio_module::get_graph(int index, int subindex, float *data, int points, cairo_iface *context) const
void expander_audio_module::process(float &left, float &right, const float *det_left, const float *det_right)
{
if(!det_left) {
det_left = &left;
}
if(!det_right) {
det_right = &right;
}
if(bypass < 0.5f) {
// this routine is mainly copied from Damien's expander module based on Thor's compressor
bool rms = detection == 0;
bool average = stereo_link == 0;
float absample = average ? (fabs(*det_left) + fabs(*det_right)) * 0.5f : std::max(fabs(*det_left), fabs(*det_right));
if(rms) absample *= absample;
linSlope += (absample - linSlope) * (absample > linSlope ? attack_coeff : release_coeff);
float gain = 1.f;
if(linSlope > 0.f) {
gain = output_gain(linSlope, rms);
}
left *= gain * makeup;
right *= gain * makeup;
meter_out = std::max(fabs(left), fabs(right));
meter_gate = gain;
detected = linSlope;
}
}
float expander_audio_module::output_level(float slope) const {
bool rms = detection == 0;
return slope * output_gain(rms ? slope*slope : slope, rms) * makeup;
}
float expander_audio_module::output_gain(float linSlope, bool rms) const {
//this calculation is also Damiens's work based on Thor's compressor
if(linSlope < linKneeStop) {
float slope = log(linSlope);
//float tratio = rms ? sqrt(ratio) : ratio;
float tratio = ratio;
float gain = 0.f;
float delta = 0.f;
if(IS_FAKE_INFINITY(ratio))
tratio = 1000.f;
gain = (slope-thres) * tratio + thres;
delta = tratio;
if(knee > 1.f && slope > kneeStart ) {
gain = dsp::hermite_interpolation(slope, kneeStart, kneeStop, ((kneeStart - thres) * tratio + thres), kneeStop, delta,1.f);
}
return std::max(range, expf(gain-slope));
}
return 1.f;
}
void expander_audio_module::set_sample_rate(uint32_t sr)
{
srate = sr;
}
void expander_audio_module::set_params(float att, float rel, float thr, float rat, float kn, float mak, float det, float stl, float byp, float mu, float ran)
{
// set all params
attack = att;
release = rel;
threshold = thr;
ratio = rat;
knee = kn;
makeup = mak;
detection = det;
stereo_link = stl;
bypass = byp;
mute = mu;
range = ran;
if(mute > 0.f) {
meter_out = 0.f;
meter_gate = 1.f;
}
}
float expander_audio_module::get_output_level() {
// returns output level (max(left, right))
return meter_out;
}
float expander_audio_module::get_expander_level() {
// returns amount of gating
return meter_gate;
}
bool expander_audio_module::get_graph(int subindex, float *data, int points, cairo_iface *context) const
{
if (!is_active)
return false;
@@ -1383,13 +2023,14 @@ bool gate_audio_module::get_graph(int index, int subindex, float *data, int poin
for (int i = 0; i < points; i++)
{
float input = dB_grid_inv(-1.0 + i * 2.0 / (points - 1));
float output = output_level(input);
if (subindex == 0)
data[i] = dB_grid(input);
else
else {
float output = output_level(input);
data[i] = dB_grid(output);
}
}
if (subindex == (*params[param_bypass] > 0.f ? 1 : 0))
if (subindex == (bypass > 0.5f ? 1 : 0) or mute > 0.1f)
context->set_source_rgba(0.35, 0.4, 0.2, 0.3);
else {
context->set_source_rgba(0.35, 0.4, 0.2, 1);
@@ -1398,22 +2039,26 @@ bool gate_audio_module::get_graph(int index, int subindex, float *data, int poin
return true;
}
bool gate_audio_module::get_dot(int index, int subindex, float &x, float &y, int &size, cairo_iface *context) const
bool expander_audio_module::get_dot(int subindex, float &x, float &y, int &size, cairo_iface *context) const
{
if (!is_active)
return false;
if (!subindex)
{
bool rms = *params[param_detection] == 0;
float det = rms ? sqrt(detected) : detected;
x = 0.5 + 0.5 * dB_grid(det);
y = dB_grid(*params[param_bypass] > 0.f ? det : output_level(det));
return *params[param_bypass] > 0.f ? false : true;
if(bypass > 0.5f or mute > 0.f) {
return false;
} else {
bool rms = detection == 0;
float det = rms ? sqrt(detected) : detected;
x = 0.5 + 0.5 * dB_grid(det);
y = dB_grid(bypass > 0.5f or mute > 0.f ? det : output_level(det));
return true;
}
}
return false;
}
bool gate_audio_module::get_gridline(int index, int subindex, float &pos, bool &vertical, std::string &legend, cairo_iface *context) const
bool expander_audio_module::get_gridline(int subindex, float &pos, bool &vertical, std::string &legend, cairo_iface *context) const
{
bool tmp;
vertical = (subindex & 1) != 0;
@@ -1432,161 +2077,26 @@ bool gate_audio_module::get_gridline(int index, int subindex, float &pos, bool &
return result;
}
uint32_t gate_audio_module::process(uint32_t offset, uint32_t numsamples, uint32_t inputs_mask, uint32_t outputs_mask)
{
bool bypass = *params[param_bypass] > 0.f;
if(bypass) {
int count = numsamples * sizeof(float);
memcpy(outs[0], ins[0], count);
memcpy(outs[1], ins[1], count);
if(params[param_gating] != NULL) {
*params[param_gating] = 1.f;
}
if(params[param_clip] != NULL) {
*params[param_clip] = 0.f;
}
if(params[param_peak] != NULL) {
*params[param_peak] = 0.f;
}
return inputs_mask;
}
bool rms = *params[param_detection] == 0;
bool average = *params[param_stereo_link] == 0;
int aweighting = fastf2i_drm(*params[param_aweighting]);
float linThreshold = *params[param_threshold];
if (rms)
linThreshold = linThreshold * linThreshold;
ratio = *params[param_ratio];
float attack = *params[param_attack];
float attack_coeff = std::min(1.f, 1.f / (attack * srate / 4000.f));
float release = *params[param_release];
float release_coeff = std::min(1.f, 1.f / (release * srate / 4000.f));
makeup = *params[param_makeup];
knee = *params[param_knee];
range = *params[param_range];
float linKneeSqrt = sqrt(knee);
linKneeStart = linThreshold / linKneeSqrt;
adjKneeStart = linKneeStart*linKneeStart;
linKneeStop = linThreshold * linKneeSqrt;
threshold = log(linThreshold);
kneeStart = log(linKneeStart);
kneeStop = log(linKneeStop);
compressedKneeStop = (kneeStop - threshold) / ratio + threshold;
if (aweighting >= 2)
{
bpL.set_highshelf_rbj(5000, 0.707, 10 << (aweighting - 2), srate);
bpR.copy_coeffs(bpL);
bpL.sanitize();
bpR.sanitize();
}
numsamples += offset;
float gating = 1.f;
peak -= peak * 5.f * numsamples / srate;
clip -= std::min(clip, numsamples);
float left;
float right;
while(offset < numsamples) {
if(*params[param_trigger]) {
left = ins[2][offset]; // Use sidechain to trigger input
right = left; // (mono sidechain)
} else {
left = ins[0][offset];
right = ins[1][offset];
}
if(aweighting == 1) {
left = awL.process(left);
right = awR.process(right);
}
else if(aweighting >= 2) {
left = bpL.process(left);
right = bpR.process(right);
}
float absample = average ? (fabs(left) + fabs(right)) * 0.5f : std::max(fabs(left), fabs(right));
if(rms) absample *= absample;
linSlope += (absample - linSlope) * (absample > linSlope ? attack_coeff : release_coeff);
float gain = 1.f;
if(linSlope > 0.f) {
gain = output_gain(linSlope, rms);
}
gating = gain;
gain *= makeup;
float outL = ins[0][offset] * gain;
float outR = ins[1][offset] * gain;
outs[0][offset] = outL;
outs[1][offset] = outR;
++offset;
float maxLR = std::max(fabs(outL), fabs(outR));
if(maxLR > 1.f) clip = srate >> 3; /* blink clip LED for 125 ms */
if(maxLR > peak) {
peak = maxLR;
}
}
detected = linSlope;
if(params[param_gating] != NULL) {
*params[param_gating] = gating;
}
if(params[param_clip] != NULL) {
*params[param_clip] = clip;
}
if(params[param_peak] != NULL) {
*params[param_peak] = peak;
}
return inputs_mask;
}
int gate_audio_module::get_changed_offsets(int generation, int &subindex_graph, int &subindex_dot, int &subindex_gridline) const
int expander_audio_module::get_changed_offsets(int generation, int &subindex_graph, int &subindex_dot, int &subindex_gridline) const
{
subindex_graph = 0;
subindex_dot = 0;
subindex_gridline = generation ? INT_MAX : 0;
if (fabs(range-old_range) + fabs(threshold-old_threshold) + fabs(ratio - old_ratio) + fabs(knee - old_knee) + fabs( makeup - old_makeup) + fabs( *params[param_bypass] - old_bypass) > 0.01f)
if (fabs(range-old_range) + fabs(threshold-old_threshold) + fabs(ratio - old_ratio) + fabs(knee - old_knee) + fabs(makeup - old_makeup) + fabs(detection - old_detection) + fabs(bypass - old_bypass) + fabs(mute - old_mute) > 0.000001f)
{
old_range = range;
old_range = range;
old_threshold = threshold;
old_ratio = ratio;
old_knee = knee;
old_makeup = makeup;
old_bypass = *params[param_bypass];
old_trigger = *params[param_trigger];
old_mono = *params[param_mono];
old_ratio = ratio;
old_knee = knee;
old_makeup = makeup;
old_detection = detection;
old_bypass = bypass;
old_mute = mute;
last_generation++;
}
old_trigger = *params[param_trigger];
if (generation == last_generation)
subindex_graph = 2;
return last_generation;
}