public FilterProcessor()
{
FilterType = FilterType.None;
BPFilter = new BandPassFilter();
HPFilter = new HighPassFilter();
LPFilter = new LowPassFilter();
}
public static LowPassFilter Clone(this LowPassFilter filter)
{
return(new LowPassFilter()
{
PassbandAttenuationDB = filter.PassbandAttenuationDB,
StopbandAttenuationDB = filter.StopbandAttenuationDB,
PassbandFre = filter.PassbandFre,
StopbandFre = filter.StopbandFre
});
}
public static double[] Filter(this LowPassFilter filter, double[] input, int samplePoint, double sampleFre, double rpm = 0)
{
if (filter.PassbandFre > sampleFre / 2.56)
{
throw new Exception(string.Format("通带频率必须小于等于采样频率的1/2.56({0})", sampleFre / 2.56));
}
return(Algorithm.Instance.LowPassFilter(input, samplePoint, sampleFre,
filter.PassbandFre,
filter.StopbandFre,
filter.PassbandAttenuationDB,
filter.StopbandAttenuationDB));
}