private void reCalc()
{
int found = 0;
int diff = (int)Math.Abs(datasets[0].fs - _sampleRate);
for (int i = 1; i < datasets.Count; i++)
{
if ((int)Math.Abs(datasets[i].fs - _sampleRate) < diff)
{
diff = (int)Math.Abs(datasets[1].fs - _sampleRate);
found = i;
}
}
filterSet = datasets[found];
}
private void createFilters()
{
datasets = new List <FilterDataset>();
FilterDataset a;
a = new FilterDataset();
a.fs = 11025;
a.b = new double[]
{
0.7736721075390028,
-2.8625867978943105,
3.7136261161872133,
-1.7020786365858063,
-0.1547344215078005,
0.2321016322617008
};
a.a = new double[]
{
1.0000000000000000,
-3.5757337829718345,
4.7582766196624924,
-2.7899757644608405,
0.6085910689326314,
-0.0011559137053395,
0.0000005512739116
};
datasets.Add(a);
a = new FilterDataset();
a.fs = 22050;
a.b = new double[]
{
0.8055484487647923,
-2.9805292604297318,
3.8666325540710029,
-1.7722065872825432,
-0.1611096897529584,
0.2416645346294377
};
a.a = new double[]
{
1.0000000000000000,
-3.8302763396909523,
5.5476415277122415,
-3.6541031162267403,
0.9871997587068019,
-0.0512041243503595,
0.0007424782229829
};
datasets.Add(a);
a = new FilterDataset();
a.fs = 44100;
a.b = new double[]
{
0.6180020317070465,
-2.2866075173160723,
2.9664097521938229,
-1.3596044697555023,
-0.1236004063414093,
0.1854006095121139
};
a.a = new double[]
{
1.0000000000000000,
-4.2307872496224137,
7.0346422059383222,
-5.7449460002195494,
2.3363695685698880,
-0.4225269693894642,
0.0272484535888349
}; datasets.Add(a);
a = new FilterDataset();
a.fs = 48000;
a.b = new double[]
{
0.5815372712118925,
-2.1516879034840022,
2.7913789018170840,
-1.2793819966661637,
-0.1163074542423785,
0.1744611813635678
};
a.a = new double[]
{
1.0000000000000000,
-4.2935584346882125,
7.2834260475956798,
-6.1242473677395743,
2.6089701629718975,
-0.5111053205554470,
0.0365149183602303
};
datasets.Add(a);
a = new FilterDataset();
a.fs = 96000;
a.b = new double[]
{
0.2845855585491984,
-1.0529665666320340,
1.3660106810361521,
-0.6260882288082365,
-0.0569171117098397,
0.0853756675647595
};
a.a = new double[]
{
1.0000000000000000,
-4.8431509604790124,
9.5812763956502831,
-9.8758665218481614,
5.5715967697266429,
-1.6249444537578395,
0.1910887708899461
};
datasets.Add(a);
}
