% -*- texinfo -*-
% @deftypefn {Function File} @var{im2} = im2double(@var{im1})
% Converts the input image to an image of class double.
%
% If the input image is of class double the output is unchanged.
% If the input is of class uint8 the result will be converted to doubles
% and divided by 255, and if the input is of class uint16 the image will
% be converted to doubles and divided by 65535.
% @seealso{im2bw, im2uint16, im2uint8}
% @end deftypefn