input,s,a,"",,,"name of input image"
outtable,s,a,"",,,"name of output table"
colname,s,a,"",,,"name of column for image data"
pname,s,h,"",,,"root for pixel position column name, or null"
wcs,s,h,"logical","logical|physical|world",,"coordinate system for pixels"
formats,s,h,"",,,"list of pixel coordinate formats"
tbltype,s,h,"default","default|row|column|text",,"row or column ordered table"
mode,s,h,"al",,,