public static void Main(string[] args)
{
var audioPath = @"vaiueo2d.wav";
var audioOutPath = @"vaiueo2d-out.wav";
var(x, fs, nbit) = AudioIO.WavRead(audioPath);
var(f0, t) = Dio.Compute(x, fs);
f0 = StoneMask.Compute(x, fs, t, f0);
var fftSize = CheapTrick.GetFftSize(fs);
var sp = CheapTrick.Compute(x, fs, t, f0, fftSize: fftSize);
var ap = D4C.Compute(x, fs, t, f0, fftSize: fftSize);
var ndim = 60;
var mgc = Codec.CodeSpectralEnvelope(sp, fs, ndim);
var bap = Codec.CodeAperiodicity(ap, fs);
Console.WriteLine($"{audioPath}:");
Console.WriteLine($" input samples count: {x.Length}");
Console.WriteLine($" sampling rate: {fs}");
Console.WriteLine($" bit rate: {nbit}");
Console.WriteLine();
Console.WriteLine($" frame count: {f0.Length}");
Console.WriteLine($" fft size: {fftSize}");
Console.WriteLine($" sp width: {sp.GetLength(1)}");
Console.WriteLine();
Console.WriteLine($" mgc width: {ndim}");
Console.WriteLine($" bap width: {bap.GetLength(1)}");
Console.WriteLine();
for (int i = 0; i < f0.Length; i++)
{
f0[i] *= 1.6789;
}
sp = Codec.DecodeSpectralEnvelope(mgc, fs, fftSize);
ap = Codec.DecodeAperiodicity(bap, fs, fftSize);
var y = Synthesis.Compute(f0, sp, ap, fs);
Console.WriteLine($"--> {audioOutPath}");
AudioIO.WavWrite(y, fs, nbit, audioOutPath);
}