input,s,a,,,,Input file descriptor
verbose,b,h,yes,,,Print out header data 
files,s,a,,,,List of files to be examined
makeimage,b,h,yes,,,Make images?
brief,b,h,y,,,short output image names
select,b,h,y,,,make select image
bright,b,h,y,,,make brightness image
velocity,b,h,y,,,make velocity image