private void Source_SourceEvent(object sender, SourceEventArgs e)
{
if (e.Event == ESourceEventType.Loaded)
{
_spectrumProvider = Source.SpectrumProvider;
UpdateFrequencyMapping();
}
}
public SingleSpectrum(FftSize fftSize, ISpectrumProvider spectrumProvider)
{
SpectrumProvider = spectrumProvider;
SpectrumResolution = 1;
FftSize = fftSize;
UpdateFrequencyMapping();
}
private ISpectrum GetSpectrum(ISpectrumProvider spectrumProvider)
{
return(Properties.SpectrumMode.CurrentValue switch
{
SpectrumMode.Gamma => spectrumProvider.GetGammaSpectrum(Properties.Bars.CurrentValue, Properties.Gamma.CurrentValue, Properties.MinFrequency.CurrentValue, Properties.MaxFrequency.CurrentValue),
SpectrumMode.Logarithmic => spectrumProvider.GetLogarithmicSpectrum(Properties.Bars.CurrentValue, Properties.MinFrequency.CurrentValue, Properties.MaxFrequency.CurrentValue),
SpectrumMode.Linear => spectrumProvider.GetLinearSpectrum(Properties.Bars.CurrentValue, Properties.MinFrequency.CurrentValue, Properties.MaxFrequency.CurrentValue),
_ => null
});
public override void Update(double deltaTime)
{
ISpectrumProvider spectrumProvider = _audioVisualizationService.GetSpectrumProvider(Properties.Channel);
if (spectrumProvider == null)
{
return;
}
RecalculateConfigValues();
ISpectrum spectrum = GetSpectrum(spectrumProvider);
if (spectrum == null)
{
return;
}
for (int i = 0; i < spectrum.BandCount; i++)
{
double binPower = GetBandValue(spectrum[i]);
binPower = Math.Max(0, 20 * Math.Log10(binPower));
binPower = Math.Max(0, binPower);
binPower /= Properties.ReferenceLevel.CurrentValue;
if (Properties.EmphasisePeaks.CurrentValue > 0.001)
{
binPower = Math.Pow(binPower, 1 + Properties.EmphasisePeaks.CurrentValue) * _emphasiseFactor;
}
if (i < _visualizationData.Length)
{
_visualizationData[i] = (float)((_visualizationData[i] * _smoothingFactor) + (binPower * (1.0 - _smoothingFactor))).Clamp(0, 1);
if (float.IsNaN(_visualizationData[i]))
{
_visualizationData[i] = 0;
}
}
}
}
public SpectrumPlayerWrapper(ISpectrumProvider spectrumProvider)
{
_spectrumProvider = spectrumProvider;
_spectrumProvider.PlayStateChanged += _spectrumProvider_PlayStateChanged;
}
public BeatVisualizationProvider(BeatVisualizationProviderConfiguration configuration, ISpectrumProvider specturProvider)
{
this._configuration = configuration;
this._specturProvider = specturProvider;
}
public SpectrumPlayerWrapper(ISpectrumProvider spectrumProvider)
{
_spectrumProvider = spectrumProvider;
_spectrumProvider.PlayStateChanged += _spectrumProvider_PlayStateChanged;
}
