allmms ( header,  corner=0 )

Return mm coordinates mmx,mmy for all pixels in an image, as 2 arrays.

allpixels ( header,  corner=0 )

Return pixel coordinates v,r for all pixels in an image, as 2 arrays.

if corner=1, give all corner coordinates (i.e 1 more than the number of pixels in both directions), otherwise center coordinates (i.e. as many points as there are pixels).

get ( header )

Returns a Distortion() object for the detector used to make the image with the given header.

resolutionlimits ( header )

Calculate the resolution limits visible on the detector for the image with the given header.