Converts a GdPicture image to a 64-bits PARGB color image. 

16 bits each are used for the alpha, red, green, and blue components. The red, green, and blue components are premultiplied according to the alpha component.

public GdPictureStatus ConvertTo64BppPARGB(
    int ImageID
);

Public Function ConvertTo64BppPARGB(
    ByVal ImageID As Integer
) As GdPictureStatus

A member of the GdPictureStatus enumeration.