usage: gimage [options] file

options:
  -h, --help            show this help message and exit
  -f  FILE NAME         parameter file
  -u  FILE NAME         unitsparameter file
  -t  TYPE              type of the file
  -o  STRING            oputput file name
  --mode= STRING        observable mode
  --palette= STRING     palette name
  --mn= FLOAT           min value
  --mx= FLOAT           max value
  --cd= FLOAT           cd value
  --scale= STRING       scale
  --view= STRING        view xy,xz,yz
  --space= STRING       space pos,vel
  --filter_name= STRING
                        filter name
  --filter_opts= STRING
                        filter opts
  --shape= STRING       shape (x,y)
  --size= STRING        size (x,y)
  --exec= STRING        give command to execute before making the image