vflip.1Vi

Langue: en

Version: 24 April 1993 (ubuntu - 24/10/10)

Section: 1 (Commandes utilisateur)

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>