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NAME

       im_rot180,  im_rot270,  im_rot90,  im_fliphor,  im_flipver - rotate and
       flip an image

SYNOPSIS

       #include <vips/vips.h>

       int im_rot180(in, out)
       IMAGE *in, *out;

       int im_rot270(in, out)
       IMAGE *in, *out;

       int im_rot90(in, out)
       IMAGE *in, *out;

       int im_fliphor(in, out)
       IMAGE *in, *out;

       int im_flipver(in, out)
       IMAGE *in, *out;

DESCRIPTION

       im_rot180(), im_rot270() and im_rot90(), rotate the input image  in  by
       180, 270 and 90 degrees clockwise.  im_fliphor() and im_flipver(), flip
       in horizontally and vertically respectively. All functions work for any
       size image, any type and any number of bands. All also work for LABPACK
       coded images.

RETURN VALUE

       All functions return 0 on success and -1 on error.

SEE ALSO

       rot180(1)

AUTHOR

       N. Dessipris - 5/12/1991

                                5 December 1991                 IM_ROTATION(3)