pj2if - Converts projection data to a raw sinugram image
+pjinfo - Show information on a projection file
+
ifexport - Converts an image file to a variety of 8-bit and 16-bit image
formats
-pjinfo - Show information on a projection file
+if1 - Performs operations on a single image file
+
+if2 - Performs operations on two image files, such as comparisons
ifinfo - Show statistics and history labels of image files