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WFM modulator: use settings in modulator (1)

This commit is contained in:
f4exb 2017-10-13 13:44:07 +02:00
parent 024814e997
commit e76c95f7a2
2 changed files with 921 additions and 835 deletions

View File

@ -26,6 +26,7 @@
#include "wfmmod.h"
MESSAGE_CLASS_DEFINITION(WFMMod::MsgConfigureWFMMod, Message)
MESSAGE_CLASS_DEFINITION(WFMMod::MsgConfigureWFMModPrivate, Message)
MESSAGE_CLASS_DEFINITION(WFMMod::MsgConfigureFileSourceName, Message)
MESSAGE_CLASS_DEFINITION(WFMMod::MsgConfigureFileSourceSeek, Message)
MESSAGE_CLASS_DEFINITION(WFMMod::MsgConfigureAFInput, Message)
@ -103,7 +104,7 @@ void WFMMod::configure(MessageQueue* messageQueue,
bool channelMute,
bool playLoop)
{
Message* cmd = MsgConfigureWFMMod::create(rfBandwidth, afBandwidth, fmDeviation, toneFrequency, volumeFactor, channelMute, playLoop);
Message* cmd = MsgConfigureWFMModPrivate::create(rfBandwidth, afBandwidth, fmDeviation, toneFrequency, volumeFactor, channelMute, playLoop);
messageQueue->push(cmd);
}
@ -308,9 +309,9 @@ bool WFMMod::handleMessage(const Message& cmd)
return true;
}
else if (MsgConfigureWFMMod::match(cmd))
else if (MsgConfigureWFMModPrivate::match(cmd))
{
MsgConfigureWFMMod& cfg = (MsgConfigureWFMMod&) cmd;
MsgConfigureWFMModPrivate& cfg = (MsgConfigureWFMModPrivate&) cmd;
m_config.m_rfBandwidth = cfg.getRFBandwidth();
m_config.m_afBandwidth = cfg.getAFBandwidth();
@ -478,3 +479,61 @@ void WFMMod::seekFileStream(int seekPercentage)
m_ifstream.seekg(seekPoint, std::ios::beg);
}
}
void WFMMod::applySettings(const WFMModSettings& settings, bool force)
{
if ((settings.m_inputFrequencyOffset != m_settings.m_inputFrequencyOffset) ||
(settings.m_outputSampleRate != m_settings.m_outputSampleRate))
{
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_audioSampleRate != m_settings.m_audioSampleRate) ||
(settings.m_afBandwidth != m_settings.m_afBandwidth) || 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_rfBandwidth / 2.2, 3.0);
m_settingsMutex.unlock();
}
if ((settings.m_rfBandwidth != m_settings.m_rfBandwidth) ||
(settings.m_outputSampleRate != m_settings.m_outputSampleRate) || force)
{
m_settingsMutex.lock();
Real lowCut = -(settings.m_rfBandwidth / 2.0) / settings.m_outputSampleRate;
Real hiCut = (settings.m_rfBandwidth / 2.0) / settings.m_outputSampleRate;
m_rfFilter->create_filter(lowCut, hiCut);
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_toneFrequency != m_settings.m_toneFrequency) ||
(settings.m_outputSampleRate != m_settings.m_outputSampleRate) || force)
{
m_settingsMutex.lock();
m_toneNcoRF.setFreq(settings.m_toneFrequency, settings.m_outputSampleRate);
m_settingsMutex.unlock();
}
if ((settings.m_outputSampleRate != m_settings.m_outputSampleRate) || force)
{
m_cwKeyer.setSampleRate(settings.m_outputSampleRate);
m_cwSmoother.setNbFadeSamples(settings.m_outputSampleRate / 250); // 4 ms
m_cwKeyer.reset();
}
m_settings = settings;
}

View File

@ -33,6 +33,8 @@
#include "audio/audiofifo.h"
#include "util/message.h"
#include "wfmmodsettings.h"
class WFMMod : public BasebandSampleSource {
Q_OBJECT
@ -46,6 +48,29 @@ public:
WFMModInputCWTone
} WFMModInputAF;
class MsgConfigureWFMMod : public Message {
MESSAGE_CLASS_DECLARATION
public:
const WFMModSettings& getSettings() const { return m_settings; }
bool getForce() const { return m_force; }
static MsgConfigureWFMMod* create(const WFMModSettings& settings, bool force)
{
return new MsgConfigureWFMMod(settings, force);
}
private:
WFMModSettings m_settings;
bool m_force;
MsgConfigureWFMMod(const WFMModSettings& settings, bool force) :
Message(),
m_settings(settings),
m_force(force)
{ }
};
class MsgConfigureFileSourceName : public Message
{
MESSAGE_CLASS_DECLARATION
@ -207,7 +232,7 @@ signals:
private:
class MsgConfigureWFMMod : public Message
class MsgConfigureWFMModPrivate : public Message
{
MESSAGE_CLASS_DECLARATION
@ -220,7 +245,7 @@ private:
bool getChannelMute() const { return m_channelMute; }
bool getPlayLoop() const { return m_playLoop; }
static MsgConfigureWFMMod* create(Real rfBandwidth,
static MsgConfigureWFMModPrivate* create(Real rfBandwidth,
Real afBandwidth,
float fmDeviation,
float toneFrequency,
@ -228,7 +253,7 @@ private:
bool channelMute,
bool playLoop)
{
return new MsgConfigureWFMMod(rfBandwidth,
return new MsgConfigureWFMModPrivate(rfBandwidth,
afBandwidth,
fmDeviation,
toneFrequency,
@ -246,7 +271,7 @@ private:
bool m_channelMute;
bool m_playLoop;
MsgConfigureWFMMod(Real rfBandwidth,
MsgConfigureWFMModPrivate(Real rfBandwidth,
Real afBandwidth,
float fmDeviation,
float toneFrequency,
@ -303,6 +328,7 @@ private:
Config m_config;
Config m_running;
WFMModSettings m_settings;
NCO m_carrierNco;
NCOF m_toneNco;
@ -345,6 +371,7 @@ private:
static const int m_levelNbSamples;
void apply();
void applySettings(const WFMModSettings& settings, bool force = false);
void pullAF(Complex& sample);
void calculateLevel(const Real& sample);
void openFileStream();