internal void StartConfiguration()
{
_token = new CancellationTokenSource();
DownConverter.OnDownConverterConfigurationUpdateReceived += (sender, args) =>
{
OnConfigurationUpdated(this, args);
if (args.Success)
{
Task.Run(() => CicDecoderHandler.ConfigureCarrier(CarrierInformation));
}
};
Decoder.OnCarrierConfigurationUpdateReceived += (sender, args) =>
{
OnConfigurationUpdated(this, args);
if (args.Success)
{
switch (args.Code)
{
case CicManagerConfigurationCode.CicDecoderCarrierConfiguration:
Task.Run(() => CicDecoderHandler.DetectCarrier());
break;
case CicManagerConfigurationCode.CicDecoderCarrierParametersDetection:
Task.Run(() => CicDecoderHandler.StartCarrierProduction());
break;
case CicManagerConfigurationCode.CicDecoderProductionStart:
Task.Run(() => CicDecoderHandler.ConfigureMediatorSoftware());
break;
}
}
};
Decoder.OnMediationSoftwareConfigurationUpdateReceived += (sender, args) =>
{
OnConfigurationUpdated(this, args);
if (args.Success)
{
switch (args.Code)
{
case CicManagerConfigurationCode.MediationSofwareConfiguration:
Task.Run(() => CicDecoderHandler.DetectCicData());
break;
case CicManagerConfigurationCode.MediattionSoftwareParametersDetection:
Task.Run(() => CicDecoderHandler.StartDataProduction());
break;
}
}
};
Task.Run(() => DownConverter.ConfigureCarrier(CarrierInformation));
}
public ViewGenerator(SavedViewData info, int bufferSize, float sampleRate)
{
//Set
this.info = info;
this.bufferSize = bufferSize;
//Configure offset
mutator = new DownConverter(1);
mutator.SampleRate = sampleRate;
mutator.Frequency = info.offset;
//Configure decimator
decimator = new ComplexDecimator(sampleRate, sampleRate / info.decimation, (int)info.decimation);
sampleRate /= info.decimation;
//Get component list and image size
components = info.CreateComponents(sampleRate, out width, out height);
//Find out what workers are required
foreach (var c in components)
{
fftRequired = fftRequired || c.RequiresFft;
demodulatorRequired = demodulatorRequired || c.RequiresAudio;
}
//Create these workers
if (fftRequired)
{
fft = new FFTProcessorComplex(info.fftSize);
}
if (demodulatorRequired)
{
//Set up decimator
audioDecimationRate = DecimationUtil.CalculateDecimationRate(sampleRate, info.audioBandwidth, out audioOutputRate);
audioDecimator = new ComplexDecimator(sampleRate, info.audioBandwidth, audioDecimationRate);
//Set up demodulator
demodulator = new WbFmDemodulator();
demodulator.Configure(bufferSize, audioOutputRate);
}
//Initialize all
foreach (var c in components)
{
c.Init(info, fft, demodulator);
}
//Create buffers
iqBuffer = UnsafeBuffer.Create(bufferSize, sizeof(Complex));
iqPtr = (Complex *)iqBuffer;
}
private void UpdateDDC()
{
int num = 1 << this._decimationStages;
if (this._ddc != null && this._ddc.DecimationRatio == num && this._ddc.SampleRate == (double)this._sampleRate)
{
return;
}
this._ddc = new DownConverter((double)this._sampleRate, num);
AnalogFilterConfig analogFilterConfig = this._analogFilterConfig;
if (analogFilterConfig != null)
{
this._ddc.Frequency = (double)analogFilterConfig.Shift;
}
}