vflip(1i)
NAME
vflip - flip an image horizontally and/or vertically
SYNOPSIS
vflip [-hor] [-vert] [-option ...] [infile] [outfile]
DESCRIPTION
vflip flips images horizontally and/or vertically.
A horizontal flip exchanges the left and right sides of an image. A
vertical flip exchanges the top and bottom.
COMMAND LINE OPTIONS
vflip accepts the following options:
-help Prints a message describing options.
-in infile Specifies a Vista data file containing the input images.
- -out outfile Specifies where to write the flipped images as a Vista
- data file.
- -horizontal Specifies that a horizontal flip should be performed.
- -vertical Specifies that a vertical flip should be performed.
- If both -horizontal and -vertical are specified, the horizontal flip is performed first. If neither is specified, the images are nevertheless flipped horizontally.
SEE ALSO
vrotate(1Vi), vtranspose(1Vi), VImage(3Vi), Vista(7Vi)
AUTHOR
- Daniel Ko <ko@cs.ubc.ca>