public static float[] imageFeatures(Image <Bgr, byte> src, int w = 20, int h = 20)
{
Image <Bgr, float> copy = src.Convert <Bgr, float>();
copy = copy.Resize(w, h, Emgu.CV.CvEnum.Inter.Linear, false);
Mat[] channels = copy.Mat.Split();
int n = copy.Rows * copy.Cols;
float[] vectorOfFeature = new float[n * 3];
for (int i = 0; i < channels.Length; i++)
{
Mat c = channels[0].Reshape(1, n);
MatND <float> temp = new MatND <float>(n);
c.CopyTo(temp);
float[] partition = (float[])temp.ManagedArray;
partition.CopyTo(vectorOfFeature, i * n);
c.Dispose();
temp.Dispose();
}
channels = null;
copy.Dispose();
return(vectorOfFeature);
}
