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SSB modulator: use settings in modulator

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This commit is contained in:
f4exb
2017-10-21 12:17:11 +02:00
parent e36a6a0eb7
commit 483cdfdcea
4 changed files with 252 additions and 489 deletions
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plugins/channeltx/modssb/ssbmod.cpp
+194 -268
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@@ -27,6 +27,7 @@
#include "util/db.h"
MESSAGE_CLASS_DEFINITION(SSBMod::MsgConfigureSSBMod, Message)
MESSAGE_CLASS_DEFINITION(SSBMod::MsgConfigureChannelizer, Message)
MESSAGE_CLASS_DEFINITION(SSBMod::MsgConfigureFileSourceName, Message)
MESSAGE_CLASS_DEFINITION(SSBMod::MsgConfigureFileSourceSeek, Message)
MESSAGE_CLASS_DEFINITION(SSBMod::MsgConfigureAFInput, Message)
@@ -59,26 +60,16 @@ SSBMod::SSBMod(BasebandSampleSink* sampleSink) :
{
setObjectName("SSBMod");
m_SSBFilter = new fftfilt(m_config.m_lowCutoff / m_config.m_audioSampleRate, m_config.m_bandwidth / m_config.m_audioSampleRate, m_ssbFftLen);
m_DSBFilter = new fftfilt((2.0f * m_config.m_bandwidth) / m_config.m_audioSampleRate, 2 * m_ssbFftLen);
m_SSBFilter = new fftfilt(m_settings.m_lowCutoff / m_settings.m_audioSampleRate, m_settings.m_bandwidth / m_settings.m_audioSampleRate, m_ssbFftLen);
m_DSBFilter = new fftfilt((2.0f * m_settings.m_bandwidth) / m_settings.m_audioSampleRate, 2 * m_ssbFftLen);
m_SSBFilterBuffer = new Complex[m_ssbFftLen>>1]; // filter returns data exactly half of its size
m_DSBFilterBuffer = new Complex[m_ssbFftLen];
memset(m_SSBFilterBuffer, 0, sizeof(Complex)*(m_ssbFftLen>>1));
memset(m_DSBFilterBuffer, 0, sizeof(Complex)*(m_ssbFftLen));
m_config.m_outputSampleRate = 48000;
m_config.m_inputFrequencyOffset = 0;
m_config.m_bandwidth = 12500;
m_config.m_toneFrequency = 1000.0f;
m_config.m_audioSampleRate = DSPEngine::instance()->getAudioSampleRate();
m_audioBuffer.resize(1<<14);
m_audioBufferFill = 0;
// m_magsqSpectrum = 0.0f;
// m_magsqSum = 0.0f;
// m_magsqPeak = 0.0f;
// m_magsqCount = 0;
m_sum.real(0.0f);
m_sum.imag(0.0f);
m_undersampleCount = 0;
@@ -87,18 +78,18 @@ SSBMod::SSBMod(BasebandSampleSink* sampleSink) :
m_movingAverage.resize(16, 0);
m_magsq = 0.0;
m_toneNco.setFreq(1000.0, m_config.m_audioSampleRate);
m_toneNco.setFreq(1000.0, m_settings.m_audioSampleRate);
DSPEngine::instance()->addAudioSource(&m_audioFifo);
// CW keyer
m_cwKeyer.setSampleRate(m_config.m_audioSampleRate);
m_cwKeyer.setSampleRate(m_settings.m_audioSampleRate);
m_cwKeyer.setWPM(13);
m_cwKeyer.setMode(CWKeyer::CWNone);
m_inAGC.setGate(m_config.m_agcThresholdGate);
m_inAGC.setStepDownDelay(m_config.m_agcThresholdDelay);
m_inAGC.setGate(m_settings.m_agcThresholdGate);
m_inAGC.setStepDownDelay(m_settings.m_agcThresholdDelay);
m_inAGC.setClamping(true);
apply();
applySettings(m_settings, true);
}
SSBMod::~SSBMod()
@@ -122,43 +113,6 @@ SSBMod::~SSBMod()
DSPEngine::instance()->removeAudioSource(&m_audioFifo);
}
void SSBMod::configure(MessageQueue* messageQueue,
Real bandwidth,
Real lowCutoff,
float toneFrequency,
float volumeFactor,
int spanLog2,
bool audioBinaural,
bool audioFlipChannels,
bool dsb,
bool audioMute,
bool playLoop,
bool agc,
float agcOrder,
int agcTime,
int agcThreshold,
int agcThresholdGate,
int agcThresholdDelay)
{
Message* cmd = MsgConfigureSSBMod::create(bandwidth,
lowCutoff,
toneFrequency,
volumeFactor,
spanLog2,
audioBinaural,
audioFlipChannels,
dsb,
audioMute,
playLoop,
agc,
agcOrder,
agcTime,
agcThreshold,
agcThresholdGate,
agcThresholdDelay);
messageQueue->push(cmd);
}
void SSBMod::pull(Sample& sample)
{
Complex ci;
@@ -200,7 +154,7 @@ void SSBMod::pull(Sample& sample)
void SSBMod::pullAudio(int nbSamples)
{
unsigned int nbSamplesAudio = nbSamples * ((Real) m_config.m_audioSampleRate / (Real) m_config.m_basebandSampleRate);
unsigned int nbSamplesAudio = nbSamples * ((Real) m_settings.m_audioSampleRate / (Real) m_settings.m_basebandSampleRate);
if (nbSamplesAudio > m_audioBuffer.size())
{
@@ -220,7 +174,7 @@ void SSBMod::modulateSample()
void SSBMod::pullAF(Complex& sample)
{
if (m_running.m_audioMute)
if (m_settings.m_audioMute)
{
sample.real(0.0f);
sample.imag(0.0f);
@@ -231,13 +185,13 @@ void SSBMod::pullAF(Complex& sample)
fftfilt::cmplx *filtered;
int n_out = 0;
int decim = 1<<(m_running.m_spanLog2 - 1);
int decim = 1<<(m_settings.m_spanLog2 - 1);
unsigned char decim_mask = decim - 1; // counter LSB bit mask for decimation by 2^(m_scaleLog2 - 1)
switch (m_afInput)
{
case SSBModInputTone:
if (m_running.m_dsb)
if (m_settings.m_dsb)
{
Real t = m_toneNco.next()/1.25;
sample.real(t);
@@ -245,7 +199,7 @@ void SSBMod::pullAF(Complex& sample)
}
else
{
if (m_running.m_usb) {
if (m_settings.m_usb) {
sample = m_toneNco.nextIQ();
} else {
sample = m_toneNco.nextQI();
@@ -263,7 +217,7 @@ void SSBMod::pullAF(Complex& sample)
{
if (m_ifstream.eof())
{
if (m_running.m_playLoop)
if (m_settings.m_playLoop)
{
m_ifstream.clear();
m_ifstream.seekg(0, std::ios::beg);
@@ -277,19 +231,19 @@ void SSBMod::pullAF(Complex& sample)
}
else
{
if (m_running.m_audioBinaural)
if (m_settings.m_audioBinaural)
{
Complex c;
m_ifstream.read(reinterpret_cast<char*>(&c), sizeof(Complex));
if (m_running.m_audioFlipChannels)
if (m_settings.m_audioFlipChannels)
{
ci.real(c.imag() * m_running.m_volumeFactor);
ci.imag(c.real() * m_running.m_volumeFactor);
ci.real(c.imag() * m_settings.m_volumeFactor);
ci.imag(c.real() * m_settings.m_volumeFactor);
}
else
{
ci = c * m_running.m_volumeFactor;
ci = c * m_settings.m_volumeFactor;
}
}
else
@@ -297,16 +251,16 @@ void SSBMod::pullAF(Complex& sample)
Real real;
m_ifstream.read(reinterpret_cast<char*>(&real), sizeof(Real));
if (m_running.m_agc)
if (m_settings.m_agc)
{
ci.real(real);
ci.imag(0.0f);
m_inAGC.feed(ci);
ci *= m_running.m_volumeFactor;
ci *= m_settings.m_volumeFactor;
}
else
{
ci.real(real * m_running.m_volumeFactor);
ci.real(real * m_settings.m_volumeFactor);
ci.imag(0.0f);
}
}
@@ -319,31 +273,31 @@ void SSBMod::pullAF(Complex& sample)
}
break;
case SSBModInputAudio:
if (m_running.m_audioBinaural)
if (m_settings.m_audioBinaural)
{
if (m_running.m_audioFlipChannels)
if (m_settings.m_audioFlipChannels)
{
ci.real((m_audioBuffer[m_audioBufferFill].r / 32768.0f) * m_running.m_volumeFactor);
ci.imag((m_audioBuffer[m_audioBufferFill].l / 32768.0f) * m_running.m_volumeFactor);
ci.real((m_audioBuffer[m_audioBufferFill].r / 32768.0f) * m_settings.m_volumeFactor);
ci.imag((m_audioBuffer[m_audioBufferFill].l / 32768.0f) * m_settings.m_volumeFactor);
}
else
{
ci.real((m_audioBuffer[m_audioBufferFill].l / 32768.0f) * m_running.m_volumeFactor);
ci.imag((m_audioBuffer[m_audioBufferFill].r / 32768.0f) * m_running.m_volumeFactor);
ci.real((m_audioBuffer[m_audioBufferFill].l / 32768.0f) * m_settings.m_volumeFactor);
ci.imag((m_audioBuffer[m_audioBufferFill].r / 32768.0f) * m_settings.m_volumeFactor);
}
}
else
{
if (m_running.m_agc)
if (m_settings.m_agc)
{
ci.real(((m_audioBuffer[m_audioBufferFill].l + m_audioBuffer[m_audioBufferFill].r) / 65536.0f));
ci.imag(0.0f);
m_inAGC.feed(ci);
ci *= m_running.m_volumeFactor;
ci *= m_settings.m_volumeFactor;
}
else
{
ci.real(((m_audioBuffer[m_audioBufferFill].l + m_audioBuffer[m_audioBufferFill].r) / 65536.0f) * m_running.m_volumeFactor);
ci.real(((m_audioBuffer[m_audioBufferFill].l + m_audioBuffer[m_audioBufferFill].r) / 65536.0f) * m_settings.m_volumeFactor);
ci.imag(0.0f);
}
}
@@ -356,7 +310,7 @@ void SSBMod::pullAF(Complex& sample)
{
m_cwKeyer.getCWSmoother().getFadeSample(true, fadeFactor);
if (m_running.m_dsb)
if (m_settings.m_dsb)
{
Real t = m_toneNco.next() * fadeFactor;
sample.real(t);
@@ -364,7 +318,7 @@ void SSBMod::pullAF(Complex& sample)
}
else
{
if (m_running.m_usb) {
if (m_settings.m_usb) {
sample = m_toneNco.nextIQ() * fadeFactor;
} else {
sample = m_toneNco.nextQI() * fadeFactor;
@@ -375,7 +329,7 @@ void SSBMod::pullAF(Complex& sample)
{
if (m_cwKeyer.getCWSmoother().getFadeSample(false, fadeFactor))
{
if (m_running.m_dsb)
if (m_settings.m_dsb)
{
Real t = (m_toneNco.next() * fadeFactor)/1.25;
sample.real(t);
@@ -383,7 +337,7 @@ void SSBMod::pullAF(Complex& sample)
}
else
{
if (m_running.m_usb) {
if (m_settings.m_usb) {
sample = m_toneNco.nextIQ() * fadeFactor;
} else {
sample = m_toneNco.nextQI() * fadeFactor;
@@ -406,7 +360,7 @@ void SSBMod::pullAF(Complex& sample)
if ((m_afInput == SSBModInputFile) || (m_afInput == SSBModInputAudio)) // real audio
{
if (m_running.m_dsb)
if (m_settings.m_dsb)
{
n_out = m_DSBFilter->runDSB(ci, &filtered);
@@ -421,7 +375,7 @@ void SSBMod::pullAF(Complex& sample)
}
else
{
n_out = m_SSBFilter->runSSB(ci, &filtered, m_running.m_usb);
n_out = m_SSBFilter->runSSB(ci, &filtered, m_settings.m_usb);
if (n_out > 0)
{
@@ -457,7 +411,7 @@ void SSBMod::pullAF(Complex& sample)
//
// m_magsqCount++;
if (!m_running.m_dsb & !m_running.m_usb)
if (!m_settings.m_dsb & !m_settings.m_usb)
{ // invert spectrum for LSB
m_sampleBuffer.push_back(Sample(avgi, avgr));
}
@@ -491,7 +445,7 @@ void SSBMod::pullAF(Complex& sample)
//
// m_magsqCount++;
if (!m_running.m_dsb & !m_running.m_usb)
if (!m_settings.m_dsb & !m_settings.m_usb)
{ // invert spectrum for LSB
m_sampleBuffer.push_back(Sample(avgi, avgr));
}
@@ -504,7 +458,7 @@ void SSBMod::pullAF(Complex& sample)
m_sum.imag(0.0);
}
if (m_sumCount < (m_running.m_dsb ? m_ssbFftLen : m_ssbFftLen>>1))
if (m_sumCount < (m_settings.m_dsb ? m_ssbFftLen : m_ssbFftLen>>1))
{
n_out = 0;
m_sumCount++;
@@ -520,7 +474,7 @@ void SSBMod::pullAF(Complex& sample)
{
if (m_sampleSink != 0)
{
m_sampleSink->feed(m_sampleBuffer.begin(), m_sampleBuffer.end(), !m_running.m_dsb);
m_sampleSink->feed(m_sampleBuffer.begin(), m_sampleBuffer.end(), !m_settings.m_dsb);
}
m_sampleBuffer.clear();
@@ -550,8 +504,8 @@ void SSBMod::calculateLevel(Complex& sample)
void SSBMod::start()
{
qDebug() << "SSBMod::start: m_outputSampleRate: " << m_config.m_outputSampleRate
<< " m_inputFrequencyOffset: " << m_config.m_inputFrequencyOffset;
qDebug() << "SSBMod::start: m_outputSampleRate: " << m_settings.m_outputSampleRate
<< " m_inputFrequencyOffset: " << m_settings.m_inputFrequencyOffset;
m_audioFifo.clear();
}
@@ -566,91 +520,82 @@ bool SSBMod::handleMessage(const Message& cmd)
{
UpChannelizer::MsgChannelizerNotification& notif = (UpChannelizer::MsgChannelizerNotification&) cmd;
m_config.m_basebandSampleRate = notif.getBasebandSampleRate();
m_config.m_outputSampleRate = notif.getSampleRate();
m_config.m_inputFrequencyOffset = notif.getFrequencyOffset();
SSBModSettings settings = m_settings;
apply();
settings.m_basebandSampleRate = notif.getBasebandSampleRate();
settings.m_outputSampleRate = notif.getSampleRate();
settings.m_inputFrequencyOffset = notif.getFrequencyOffset();
applySettings(settings);
qDebug() << "SSBMod::handleMessage: MsgChannelizerNotification:"
<< " m_basebandSampleRate: " << m_config.m_basebandSampleRate
<< " m_outputSampleRate: " << m_config.m_outputSampleRate
<< " m_inputFrequencyOffset: " << m_config.m_inputFrequencyOffset;
<< " m_basebandSampleRate: " << settings.m_basebandSampleRate
<< " m_outputSampleRate: " << settings.m_outputSampleRate
<< " m_inputFrequencyOffset: " << settings.m_inputFrequencyOffset;
return true;
}
else if (MsgConfigureSSBMod::match(cmd))
{
float band, lowCutoff;
else if (MsgConfigureSSBMod::match(cmd))
{
float band, lowCutoff;
MsgConfigureSSBMod& cfg = (MsgConfigureSSBMod&) cmd;
MsgConfigureSSBMod& cfg = (MsgConfigureSSBMod&) cmd;
m_settingsMutex.lock();
SSBModSettings settings = cfg.getSettings();
band = cfg.getBandwidth();
lowCutoff = cfg.getLowCutoff();
// These settings are set with UpChannelizer::MsgChannelizerNotification
settings.m_basebandSampleRate = m_settings.m_basebandSampleRate;
settings.m_outputSampleRate = m_settings.m_outputSampleRate;
settings.m_inputFrequencyOffset = m_settings.m_inputFrequencyOffset;
if (band < 0) // negative means LSB
{
band = -band; // turn to positive
lowCutoff = -lowCutoff;
m_config.m_usb = false; // and take note of side band
}
else
{
m_config.m_usb = true;
}
band = settings.m_bandwidth;
lowCutoff = settings.m_lowCutoff;
if (band < 100.0f) // at least 100 Hz
{
band = 100.0f;
lowCutoff = 0;
}
if (band < 0) // negative means LSB
{
band = -band; // turn to positive
lowCutoff = -lowCutoff;
settings.m_usb = false; // and take note of side band
}
else
{
settings.m_usb = true;
}
m_config.m_bandwidth = band;
m_config.m_lowCutoff = lowCutoff;
if (band < 100.0f) // at least 100 Hz
{
band = 100.0f;
lowCutoff = 0;
}
m_config.m_toneFrequency = cfg.getToneFrequency();
m_config.m_volumeFactor = cfg.getVolumeFactor();
m_config.m_spanLog2 = cfg.getSpanLog2();
m_config.m_audioBinaural = cfg.getAudioBinaural();
m_config.m_audioFlipChannels = cfg.getAudioFlipChannels();
m_config.m_dsb = cfg.getDSB();
m_config.m_audioMute = cfg.getAudioMute();
m_config.m_playLoop = cfg.getPlayLoop();
m_config.m_agc = cfg.getAGC();
settings.m_bandwidth = band;
settings.m_lowCutoff = lowCutoff;
m_config.m_agcTime = cfg.getAGCTime(); // ms
m_config.m_agcOrder = cfg.getAGCOrder();
m_config.m_agcThresholdEnable = cfg.getAGCThreshold() != -99;
m_config.m_agcThreshold = CalcDb::powerFromdB(cfg.getAGCThreshold()); // power dB
m_config.m_agcThresholdGate = cfg.getAGCThresholdGate(); // ms
m_config.m_agcThresholdDelay = cfg.getAGCThresholdDelay(); // ms
applySettings(settings, cfg.getForce());
apply();
qDebug() << "SSBMod::handleMessage: MsgConfigureSSBMod:"
<< " m_bandwidth: " << settings.m_bandwidth
<< " m_lowCutoff: " << settings.m_lowCutoff
<< " m_toneFrequency: " << settings.m_toneFrequency
<< " m_volumeFactor: " << settings.m_volumeFactor
<< " m_spanLog2: " << settings.m_spanLog2
<< " m_outputSampleRate: " << m_settings.m_outputSampleRate
<< " m_audioSampleRate: " << settings.m_audioSampleRate
<< " m_audioBinaural: " << settings.m_audioBinaural
<< " m_audioFlipChannels: " << settings.m_audioFlipChannels
<< " m_dsb: " << settings.m_dsb
<< " m_audioMute: " << settings.m_audioMute
<< " m_playLoop: " << settings.m_playLoop
<< " m_agc: " << settings.m_agc
<< " m_agcTime: " << settings.m_agcTime
<< " m_agcOrder: " << settings.m_agcOrder
<< " m_agcThresholdEnable: " << settings.m_agcThresholdEnable
<< " m_agcThreshold: " << settings.m_agcThreshold
<< " m_agcThresholdGate: " << settings.m_agcThresholdGate
<< " m_agcThresholdDelay: " << settings.m_agcThresholdDelay
<< " force: " << cfg.getForce();
m_settingsMutex.unlock();
qDebug() << "SSBMod::handleMessage: MsgConfigureSSBMod:"
<< " m_bandwidth: " << m_config.m_bandwidth
<< " m_lowCutoff: " << m_config.m_lowCutoff
<< " m_toneFrequency: " << m_config.m_toneFrequency
<< " m_volumeFactor: " << m_config.m_volumeFactor
<< " m_spanLog2: " << m_config.m_spanLog2
<< " m_audioBinaural: " << m_config.m_audioBinaural
<< " m_audioFlipChannels: " << m_config.m_audioFlipChannels
<< " m_dsb: " << m_config.m_dsb
<< " m_audioMute: " << m_config.m_audioMute
<< " m_playLoop: " << m_config.m_playLoop
<< " m_agc: " << m_config.m_agc
<< " m_agcTime: " << m_config.m_agcTime
<< " m_agcOrder: " << m_config.m_agcOrder
<< " m_agcThresholdEnable: " << m_config.m_agcThresholdEnable
<< " m_agcThreshold: " << m_config.m_agcThreshold
<< " m_agcThresholdGate: " << m_config.m_agcThresholdGate
<< " m_agcThresholdDelay: " << m_config.m_agcThresholdDelay;
return true;
}
return true;
}
else if (MsgConfigureFileSourceName::match(cmd))
{
MsgConfigureFileSourceName& conf = (MsgConfigureFileSourceName&) cmd;
@@ -695,115 +640,6 @@ bool SSBMod::handleMessage(const Message& cmd)
}
}
void SSBMod::apply()
{
if ((m_config.m_bandwidth != m_running.m_bandwidth) ||
(m_config.m_lowCutoff != m_running.m_lowCutoff) ||
(m_config.m_audioSampleRate != m_running.m_audioSampleRate))
{
m_settingsMutex.lock();
m_SSBFilter->create_filter(m_config.m_lowCutoff / m_config.m_audioSampleRate, m_config.m_bandwidth / m_config.m_audioSampleRate);
m_DSBFilter->create_dsb_filter((2.0f * m_config.m_bandwidth) / m_config.m_audioSampleRate);
m_settingsMutex.unlock();
}
if ((m_config.m_inputFrequencyOffset != m_running.m_inputFrequencyOffset) ||
(m_config.m_outputSampleRate != m_running.m_outputSampleRate))
{
m_settingsMutex.lock();
m_carrierNco.setFreq(m_config.m_inputFrequencyOffset, m_config.m_outputSampleRate);
m_settingsMutex.unlock();
}
if((m_config.m_outputSampleRate != m_running.m_outputSampleRate) ||
(m_config.m_bandwidth != m_running.m_bandwidth) ||
(m_config.m_audioSampleRate != m_running.m_audioSampleRate))
{
m_settingsMutex.lock();
m_interpolatorDistanceRemain = 0;
m_interpolatorConsumed = false;
m_interpolatorDistance = (Real) m_config.m_audioSampleRate / (Real) m_config.m_outputSampleRate;
m_interpolator.create(48, m_config.m_audioSampleRate, m_config.m_bandwidth, 3.0);
m_settingsMutex.unlock();
}
if ((m_config.m_toneFrequency != m_running.m_toneFrequency) ||
(m_config.m_audioSampleRate != m_running.m_audioSampleRate))
{
m_settingsMutex.lock();
m_toneNco.setFreq(m_config.m_toneFrequency, m_config.m_audioSampleRate);
m_settingsMutex.unlock();
}
if (m_config.m_audioSampleRate != m_running.m_audioSampleRate)
{
m_settingsMutex.lock();
m_cwKeyer.setSampleRate(m_config.m_audioSampleRate);
m_settingsMutex.unlock();
}
if (m_config.m_dsb != m_running.m_dsb)
{
if (m_config.m_dsb)
{
memset(m_DSBFilterBuffer, 0, sizeof(Complex)*(m_ssbFftLen));
m_DSBFilterBufferIndex = 0;
}
else
{
memset(m_SSBFilterBuffer, 0, sizeof(Complex)*(m_ssbFftLen>>1));
m_SSBFilterBufferIndex = 0;
}
}
if ((m_config.m_agcTime != m_running.m_agcTime) || (m_config.m_agcOrder != m_running.m_agcOrder))
{
m_inAGC.resize(m_config.m_agcTime, m_config.m_agcOrder);
}
if (m_config.m_agcThresholdEnable != m_running.m_agcThresholdEnable)
{
m_inAGC.setThresholdEnable(m_config.m_agcThresholdEnable);
}
if (m_config.m_agcThreshold != m_running.m_agcThreshold)
{
m_inAGC.setThreshold(m_config.m_agcThreshold);
}
if (m_config.m_agcThresholdGate != m_running.m_agcThresholdGate)
{
m_inAGC.setGate(m_config.m_agcThresholdGate);
}
if (m_config.m_agcThresholdDelay != m_running.m_agcThresholdDelay)
{
m_inAGC.setStepDownDelay(m_config.m_agcThresholdDelay);
}
m_running.m_outputSampleRate = m_config.m_outputSampleRate;
m_running.m_inputFrequencyOffset = m_config.m_inputFrequencyOffset;
m_running.m_bandwidth = m_config.m_bandwidth;
m_running.m_lowCutoff = m_config.m_lowCutoff;
m_running.m_usb = m_config.m_usb;
m_running.m_toneFrequency = m_config.m_toneFrequency;
m_running.m_volumeFactor = m_config.m_volumeFactor;
m_running.m_audioSampleRate = m_config.m_audioSampleRate;
m_running.m_spanLog2 = m_config.m_spanLog2;
m_running.m_audioBinaural = m_config.m_audioBinaural;
m_running.m_audioFlipChannels = m_config.m_audioFlipChannels;
m_running.m_dsb = m_config.m_dsb;
m_running.m_audioMute = m_config.m_audioMute;
m_running.m_playLoop = m_config.m_playLoop;
m_running.m_agc = m_config.m_agc;
m_running.m_agcOrder = m_config.m_agcOrder;
m_running.m_agcTime = m_config.m_agcTime;
m_running.m_agcThresholdEnable = m_config.m_agcThresholdEnable;
m_running.m_agcThreshold = m_config.m_agcThreshold;
m_running.m_agcThresholdGate = m_config.m_agcThresholdGate;
m_running.m_agcThresholdDelay = m_config.m_agcThresholdDelay;
}
void SSBMod::openFileStream()
{
if (m_ifstream.is_open()) {
@@ -838,3 +674,93 @@ void SSBMod::seekFileStream(int seekPercentage)
m_ifstream.seekg(seekPoint, std::ios::beg);
}
}
void SSBMod::applySettings(const SSBModSettings& settings, bool force)
{
if ((settings.m_bandwidth != m_settings.m_bandwidth) ||
(settings.m_lowCutoff != m_settings.m_lowCutoff) ||
(settings.m_audioSampleRate != m_settings.m_audioSampleRate) || force)
{
m_settingsMutex.lock();
m_SSBFilter->create_filter(settings.m_lowCutoff / settings.m_audioSampleRate, settings.m_bandwidth / settings.m_audioSampleRate);
m_DSBFilter->create_dsb_filter((2.0f * settings.m_bandwidth) / settings.m_audioSampleRate);
m_settingsMutex.unlock();
}
if ((settings.m_inputFrequencyOffset != m_settings.m_inputFrequencyOffset) ||
(settings.m_outputSampleRate != m_settings.m_outputSampleRate) || force)
{
m_settingsMutex.lock();
m_carrierNco.setFreq(settings.m_inputFrequencyOffset, settings.m_outputSampleRate);
m_settingsMutex.unlock();
}
if((settings.m_outputSampleRate != m_settings.m_outputSampleRate) ||
(settings.m_bandwidth != m_settings.m_bandwidth) ||
(settings.m_audioSampleRate != m_settings.m_audioSampleRate) || force)
{
m_settingsMutex.lock();
m_interpolatorDistanceRemain = 0;
m_interpolatorConsumed = false;
m_interpolatorDistance = (Real) settings.m_audioSampleRate / (Real) settings.m_outputSampleRate;
m_interpolator.create(48, settings.m_audioSampleRate, settings.m_bandwidth, 3.0);
m_settingsMutex.unlock();
}
if ((settings.m_toneFrequency != m_settings.m_toneFrequency) ||
(settings.m_audioSampleRate != m_settings.m_audioSampleRate) || force)
{
m_settingsMutex.lock();
m_toneNco.setFreq(settings.m_toneFrequency, settings.m_audioSampleRate);
m_settingsMutex.unlock();
}
if ((settings.m_audioSampleRate != m_settings.m_audioSampleRate) || force)
{
m_settingsMutex.lock();
m_cwKeyer.setSampleRate(settings.m_audioSampleRate);
m_settingsMutex.unlock();
}
if ((settings.m_dsb != m_settings.m_dsb) || force)
{
if (settings.m_dsb)
{
memset(m_DSBFilterBuffer, 0, sizeof(Complex)*(m_ssbFftLen));
m_DSBFilterBufferIndex = 0;
}
else
{
memset(m_SSBFilterBuffer, 0, sizeof(Complex)*(m_ssbFftLen>>1));
m_SSBFilterBufferIndex = 0;
}
}
if ((settings.m_agcTime != m_settings.m_agcTime) ||
(settings.m_agcOrder != m_settings.m_agcOrder) || force)
{
m_inAGC.resize(settings.m_agcTime, settings.m_agcOrder);
}
if ((settings.m_agcThresholdEnable != m_settings.m_agcThresholdEnable) || force)
{
m_inAGC.setThresholdEnable(settings.m_agcThresholdEnable);
}
if ((settings.m_agcThreshold != m_settings.m_agcThreshold) || force)
{
m_inAGC.setThreshold(settings.m_agcThreshold);
}
if ((settings.m_agcThresholdGate != m_settings.m_agcThresholdGate) || force)
{
m_inAGC.setGate(settings.m_agcThresholdGate);
}
if ((settings.m_agcThresholdDelay != m_settings.m_agcThresholdDelay) || force)
{
m_inAGC.setStepDownDelay(settings.m_agcThresholdDelay);
}
m_settings = settings;
}