public float GetFeature(AudioFeaturesFlags flag)
{
fixed(float *fptr = &this.featureData[0])
{
NativeMethodsx64.RetrieveFeaturesf(this.nativePointer, new IntPtr(fptr), flag);
}
return(this.featureData[0]);
}
protected override void FillBuffer(float[] buffer, int offset, int count)
{
if (FGist != null)
{
InputSignal.Read(buffer, offset, count);
//base.FillBuffer(buffer, offset, count);
FGist.ProcessFrame(buffer, count);
FFT.Value = FGist.SpectrumData;
//get flags
AudioFeaturesFlags flags = (AudioFeaturesFlags)2047;
var features = FGist.GetFeatures(flags);
var vals = new float[11];
features.Values.CopyTo(vals, 0);
Features.Value = vals;
}
}
public Dictionary <AudioFeaturesFlags, float> GetFeatures(AudioFeaturesFlags flags)
{
Dictionary <AudioFeaturesFlags, float> result = new Dictionary <AudioFeaturesFlags, float>();
fixed(float *fptr = &this.featureData[0])
{
NativeMethodsx64.RetrieveFeaturesf(this.nativePointer, new IntPtr(fptr), flags);
}
int offset = 0;
int feature = 1;
for (int i = 0; i < 11; i++)
{
AudioFeaturesFlags f = (AudioFeaturesFlags)feature;
if (flags.HasFlag(f))
{
result.Add(f, this.featureData[offset]);
offset++;
}
feature *= 2;
}
return(result);
}
public static extern void RetrieveFeaturesf(IntPtr nativePointer, IntPtr featuresPtr, AudioFeaturesFlags flags);
