internal Row(IntPtr ptr, NativeMethods.MatrixElementType type, Array2DMatrixBase parent)
{
if (ptr == IntPtr.Zero)
{
throw new ArgumentException("Can not pass IntPtr.Zero", nameof(ptr));
}
this._Parent = parent ?? throw new ArgumentNullException(nameof(parent));
this.NativePtr = ptr;
this._Type = type;
}
public static Matrix <byte> DrawHog(Array2DMatrixBase hogImage, int cellDrawSize = 15, float minResponseThreshold = 0.0f)
{
if (hogImage == null)
{
throw new ArgumentNullException(nameof(hogImage));
}
if (!(cellDrawSize > 0))
{
throw new ArgumentOutOfRangeException(nameof(cellDrawSize));
}
hogImage.ThrowIfDisposed(nameof(hogImage));
var inType = hogImage.MatrixElementType.ToNativeMatrixElementType();
var ret = Native.draw_fhog(inType, hogImage.NativePtr, cellDrawSize, minResponseThreshold, out var outMatrix);
switch (ret)
{
case Native.ErrorType.InputElementTypeNotSupport:
throw new ArgumentException($"Input {inType} is not supported.");
}
return(new Matrix <byte>(outMatrix, MatrixElementTypes.UInt8));
}
internal RowLabPixel(IntPtr ptr, NativeMethods.MatrixElementType type, Array2DMatrixBase parent)
: base(ptr, type, parent)
{
}
internal RowHsiPixel(IntPtr ptr, Dlib.Native.MatrixElementType type, Array2DMatrixBase parent)
: base(ptr, type, parent)
{
}