public static WavFile Compose(IModulator modulator, SampleRateType sampleRate, BitArray data)
{
using MemoryStream ms = new MemoryStream();
BinaryWriter bw = new BinaryWriter(ms);
bw.Write(new byte[(int)(0.5 * 2 * (int)sampleRate)]);
foreach (bool bit in data)
{
if (bit)
{
modulator.WriteOne(ms);
}
else
{
modulator.WriteZero(ms);
}
}
bw.Write(new byte[(int)(0.5 * 2 * (int)sampleRate)]);
var wavFile = new WavFile((int)sampleRate, ms.ToArray());
return(wavFile);
}
public StreamSynthesizer(SampleRateType sampleRate, int bufferSize = 4096, int maxpoly = 60)
{
this.sampleRate = (int)sampleRate;
this.audioChannels = 1;
//UnitySynth
this.samplesperBuffer = bufferSize;
this.polyphony = maxpoly;
setupSynth();
}
public static NzrModulator GetCustomBitDurationModulator(SampleRateType sampleRate, double bitDuration, double carrierFrequency)
{
var modulator = new NzrModulator(
carrierFrequency: carrierFrequency,
sampleRate: sampleRate,
bitDuration: bitDuration
);
return(modulator);
}
public NzrDemodulator(double carrierFrequency, SampleRateType sampleRate, double bitDuration)
{
CarrierFrequency = carrierFrequency;
SampleRate = sampleRate;
BitDuration = bitDuration;
}
public static NzrDemodulator GetCustomBitDurationDemodulator(double carrierFrequency, SampleRateType sampleRate, double bitDuration)
{
var demodulator = new NzrDemodulator(
carrierFrequency: carrierFrequency,
sampleRate: sampleRate,
bitDuration: bitDuration
);
return(demodulator);
}
public HighPassFilter(double cutoffFrequency, SampleRateType sampleRate)
{
filter = new HighpassFilterButterworthImplementation(cutoffFrequency, 1, (double)sampleRate);
}
public StreamSynthesizer(SampleRateType sampleRate, int bufferSize = 4096, int maxpoly = 60)
{
this.sampleRate = (int)sampleRate;
this.audioChannels = 1;
//UnitySynth
this.samplesperBuffer = bufferSize;
this.polyphony = maxpoly;
setupSynth();
}
