INVERT_RAW_IMAGE(1)
NAME
invert_raw_image - invert 2D image along either or both axes
SYNOPSIS
invert_raw_image xsize xsize [bytesperpixel]
DESCRIPTION
invert_raw_image reads an image from standard input and copies it to
standard output, inverting along either or both dimensions according to
the arguments.
- The parameter xsize specifies the number of pixels in the x-direction. Use a negative number to flip the image along this axis. Ditto for ysize. The number of bytes per pixel defaults to 1 if not specified.