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This commit is contained in:
Iscle 2022-10-13 03:53:30 +02:00
parent d5a7ba77be
commit 59d6c12118
6 changed files with 45 additions and 45 deletions
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8
src/cpp/viper/effects/AnalogX.cpp
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@ -46,7 +46,7 @@ void AnalogX::Process(float *samples, uint32_t size) {
void AnalogX::Reset() {
for (auto &highpass : this->highpass) {
highpass.RefreshFilter(MultiBiquad::FilterType::HIGHPASS, 0.0f, 240.0f, this->samplingRate, 0.717f, false);
highpass.RefreshFilter(MultiBiquad::FilterType::HIGH_PASS, 0.0f, 240.0f, this->samplingRate, 0.717f, false);
}
for (auto &peak : this->peak) {
@ -65,7 +65,7 @@ void AnalogX::Reset() {
this->gain = 0.6f;
for (auto &lowpass : this->lowpass) {
lowpass.RefreshFilter(MultiBiquad::FilterType::LOWPASS, 0.0f, 19650.0f, this->samplingRate, 0.717f, false);
lowpass.RefreshFilter(MultiBiquad::FilterType::LOW_PASS, 0.0f, 19650.0f, this->samplingRate, 0.717f, false);
}
} else if (this->processingModel == 1) {
for (auto &harmonic : this->harmonic) {
@ -75,7 +75,7 @@ void AnalogX::Reset() {
this->gain = 1.2f;
for (auto &lowpass : this->lowpass) {
lowpass.RefreshFilter(MultiBiquad::FilterType::LOWPASS, 0.0f, 18233.0f, this->samplingRate, 0.717f, false);
lowpass.RefreshFilter(MultiBiquad::FilterType::LOW_PASS, 0.0f, 18233.0f, this->samplingRate, 0.717f, false);
}
} else if (this->processingModel == 2) {
for (auto &harmonic : this->harmonic) {
@ -85,7 +85,7 @@ void AnalogX::Reset() {
this->gain = 2.4f;
for (auto &lowpass : this->lowpass) {
lowpass.RefreshFilter(MultiBiquad::FilterType::LOWPASS, 0.0f, 16307.0f, this->samplingRate, 0.717f, false);
lowpass.RefreshFilter(MultiBiquad::FilterType::LOW_PASS, 0.0f, 16307.0f, this->samplingRate, 0.717f, false);
}
}

4
src/cpp/viper/effects/SpeakerCorrection.cpp
View File

@ -33,8 +33,8 @@ void SpeakerCorrection::Reset() {
this->bandPass[0].Reset();
this->bandPass[1].Reset();
this->highPass[0].RefreshFilter(MultiBiquad::FilterType::HIGHPASS, 0.0, 80.0, this->samplingRate, 1.0, false);
this->highPass[1].RefreshFilter(MultiBiquad::FilterType::HIGHPASS, 0.0, 80.0, this->samplingRate, 1.0, false);
this->highPass[0].RefreshFilter(MultiBiquad::FilterType::HIGH_PASS, 0.0, 80.0, this->samplingRate, 1.0, false);
this->highPass[1].RefreshFilter(MultiBiquad::FilterType::HIGH_PASS, 0.0, 80.0, this->samplingRate, 1.0, false);
this->lowPass[0].SetLowPassParameter(13500.0, this->samplingRate, 1.0);
this->lowPass[1].SetLowPassParameter(13500.0, this->samplingRate, 1.0);
this->bandPass[0].SetBandPassParameter(420.0, this->samplingRate, 3.88);

8
src/cpp/viper/effects/SpectrumExtend.cpp
View File

@ -40,14 +40,14 @@ void SpectrumExtend::Process(float *samples, uint32_t size) {
}
void SpectrumExtend::Reset() {
this->highpass[0].RefreshFilter(MultiBiquad::FilterType::HIGHPASS, 0.0, (float) this->referenceFreq, (float) this->samplingRate,
this->highpass[0].RefreshFilter(MultiBiquad::FilterType::HIGH_PASS, 0.0, (float) this->referenceFreq, (float) this->samplingRate,
0.717, false);
this->highpass[1].RefreshFilter(MultiBiquad::FilterType::HIGHPASS, 0.0, (float) this->referenceFreq, (float) this->samplingRate,
this->highpass[1].RefreshFilter(MultiBiquad::FilterType::HIGH_PASS, 0.0, (float) this->referenceFreq, (float) this->samplingRate,
0.717, false);
this->lowpass[0].RefreshFilter(MultiBiquad::FilterType::LOWPASS, 0.0, (float) this->referenceFreq / 2.f - 2000.f,
this->lowpass[0].RefreshFilter(MultiBiquad::FilterType::LOW_PASS, 0.0, (float) this->referenceFreq / 2.f - 2000.f,
(float) this->referenceFreq, 0.717, false);
this->lowpass[1].RefreshFilter(MultiBiquad::FilterType::LOWPASS, 0.0, (float) this->referenceFreq / 2.f - 2000.f,
this->lowpass[1].RefreshFilter(MultiBiquad::FilterType::LOW_PASS, 0.0, (float) this->referenceFreq / 2.f - 2000.f,
(float) this->referenceFreq, 0.717, false);
this->harmonics[0].Reset();

46
src/cpp/viper/utils/MultiBiquad.cpp
View File

@ -31,12 +31,12 @@ double MultiBiquad::ProcessSample(double sample) {
void
MultiBiquad::RefreshFilter(FilterType type, float gainAmp, float frequency, uint32_t samplingRate, float qFactor, bool param_7) {
float gain;
double gain;
if (type - 5 < 3) { // type - 5 < 3 is always true... right?
gain = pow(10.0f, gainAmp / 40.0f);
if (type == FilterType::PEAK || type == FilterType::LOW_SHELF || type == HIGH_SHELF) {
gain = pow(10.0, (double) gainAmp / 40.0);
} else {
gain = pow(10.0f, gainAmp / 20.0f);
gain = pow(10.0, (double) gainAmp / 20.0);
}
double omega = (2.0 * M_PI * (double) frequency) / (double) samplingRate;
@ -46,15 +46,15 @@ MultiBiquad::RefreshFilter(FilterType type, float gainAmp, float frequency, uint
double y;
double z;
if (type - 6 < 2) {
y = sinOmega / 2.0 * sqrt((1.0 / ((double) gain * 2.0)) * (1.0 / (double) qFactor - 1.0) + 2.0);
z = sqrt((double) gain) * y;
if (type == FilterType::LOW_SHELF || type == FilterType::HIGH_SHELF) {
y = sinOmega / 2.0 * sqrt((1.0 / gain + gain) * (1.0 / (double) qFactor - 1.0) + 2.0);
z = sqrt(gain) * 2.0 * y;
} else if (!param_7) {
y = sinOmega / ((double) qFactor / 2.0);
z = -1.0;
y = sinOmega / ((double) qFactor * 2.0);
z = -1.0; // Unused in this case
} else {
y = sinh(((double) qFactor * (log(2.0) / 2.0) * omega) / sinOmega);
z = -1.0;
y = sinh(((double) qFactor * log(2.0) * omega / 2.0) / sinOmega) * sinOmega;
z = -1.0; // Unused in this case
}
double a0;
@ -65,7 +65,7 @@ MultiBiquad::RefreshFilter(FilterType type, float gainAmp, float frequency, uint
double b2;
switch (type) {
case LOWPASS: {
case LOW_PASS: { // OK
a0 = 1.0 + y;
a1 = -2.0 * cosOmega;
a2 = 1.0 - y;
@ -74,16 +74,16 @@ MultiBiquad::RefreshFilter(FilterType type, float gainAmp, float frequency, uint
b2 = (1.0 - cosOmega) / 2.0;
break;
}
case HIGHPASS: {
case HIGH_PASS: {
a0 = 1.0 + y;
a1 = -2.0 * cosOmega;
a2 = 1.0 - y;
b0 = (1.0 + cosOmega) / 2.0;
b1 = -1.0 - cosOmega;
b1 = -(1.0 + cosOmega);
b2 = (1.0 + cosOmega) / 2.0;
break;
}
case BANDPASS: {
case BAND_PASS: {
a0 = 1.0 + y;
a1 = -2.0 * cosOmega;
a2 = 1.0 - y;
@ -92,7 +92,7 @@ MultiBiquad::RefreshFilter(FilterType type, float gainAmp, float frequency, uint
b2 = -y;
break;
}
case BANDSTOP: {
case BAND_STOP: {
a0 = 1.0 + y;
a1 = -2.0 * cosOmega;
a2 = 1.0 - y;
@ -101,7 +101,7 @@ MultiBiquad::RefreshFilter(FilterType type, float gainAmp, float frequency, uint
b2 = 1.0;
break;
}
case ALLPASS: {
case ALL_PASS: {
a0 = 1.0 + y;
a1 = -2.0 * cosOmega;
a2 = 1.0 - y;
@ -111,15 +111,15 @@ MultiBiquad::RefreshFilter(FilterType type, float gainAmp, float frequency, uint
break;
}
case PEAK: {
a0 = 1.0 + y / (double) gain;
a0 = 1.0 + y / gain;
a1 = -2.0 * cosOmega;
a2 = 1.0 - y / (double) gain;
b0 = 1.0 + y * (double) gain;
a2 = 1.0 - y / gain;
b0 = 1.0 + y * gain;
b1 = -2.0 * cosOmega;
b2 = 1.0 - y * (double) gain;
b2 = 1.0 - y * gain;
break;
}
case LOWSHELF: {
case LOW_SHELF: { // TODO: Check me!
double tmp1 = (gain + 1.0) - (gain - 1.0) * cosOmega;
double tmp2 = (gain + 1.0) + (gain - 1.0) * cosOmega;
a1 = ((gain - 1.0) + (gain + 1.0) * cosOmega) * -2.0;
@ -130,7 +130,7 @@ MultiBiquad::RefreshFilter(FilterType type, float gainAmp, float frequency, uint
b2 = (tmp1 - z) * gain;
break;
}
case HIGHSHELF: {
case HIGH_SHELF: { // TODO: Check me!
double tmp1 = (gain + 1.0) + (gain - 1.0) * cosOmega;
double tmp2 = (gain + 1.0) - (gain - 1.0) * cosOmega;
a2 = tmp2 - z;

16
src/cpp/viper/utils/MultiBiquad.h
View File

@ -5,14 +5,14 @@
class MultiBiquad {
public:
enum FilterType {
LOWPASS = 0,
HIGHPASS = 1,
BANDPASS = 2,
BANDSTOP = 3,
ALLPASS = 4,
PEAK = 5,
LOWSHELF = 6,
HIGHSHELF = 7
LOW_PASS,
HIGH_PASS,
BAND_PASS,
BAND_STOP,
ALL_PASS,
PEAK,
LOW_SHELF,
HIGH_SHELF
};
MultiBiquad();

8
src/cpp/viper/utils/Subwoofer.cpp
View File

@ -8,8 +8,8 @@ Subwoofer::Subwoofer() {
this->peak[1].RefreshFilter(MultiBiquad::FilterType::PEAK, 0.0, 37.0, samplingRate, 1.0, false);
this->peakLow[0].RefreshFilter(MultiBiquad::FilterType::PEAK, 0.0, 75.0, samplingRate, 1.0, false);
this->peakLow[1].RefreshFilter(MultiBiquad::FilterType::PEAK, 0.0, 75.0, samplingRate, 1.0, false);
this->lowpass[0].RefreshFilter(MultiBiquad::FilterType::LOWPASS, 0.0, 200.0, samplingRate, 1.0, false);
this->lowpass[1].RefreshFilter(MultiBiquad::FilterType::LOWPASS, 0.0, 200.0, samplingRate, 1.0, false);
this->lowpass[0].RefreshFilter(MultiBiquad::FilterType::LOW_PASS, 0.0, 200.0, samplingRate, 1.0, false);
this->lowpass[1].RefreshFilter(MultiBiquad::FilterType::LOW_PASS, 0.0, 200.0, samplingRate, 1.0, false);
}
void Subwoofer::Process(float *samples, uint32_t size) {
@ -31,6 +31,6 @@ void Subwoofer::SetBassGain(uint32_t samplingRate, float gainDb) {
this->peak[1].RefreshFilter(MultiBiquad::FilterType::PEAK, gain, 44.0, samplingRate, 0.75, true);
this->peakLow[0].RefreshFilter(MultiBiquad::FilterType::PEAK, gainLower, 80.0, samplingRate, 0.2, true);
this->peakLow[1].RefreshFilter(MultiBiquad::FilterType::PEAK, gainLower, 80.0, samplingRate, 0.2, true);
this->lowpass[0].RefreshFilter(MultiBiquad::FilterType::LOWPASS, 0.0, 380.0, samplingRate, 0.6, false);
this->lowpass[1].RefreshFilter(MultiBiquad::FilterType::LOWPASS, 0.0, 380.0, samplingRate, 0.6, false);
this->lowpass[0].RefreshFilter(MultiBiquad::FilterType::LOW_PASS, 0.0, 380.0, samplingRate, 0.6, false);
this->lowpass[1].RefreshFilter(MultiBiquad::FilterType::LOW_PASS, 0.0, 380.0, samplingRate, 0.6, false);
}