im_shiftleft

Langue: en

Version: 165105 (fedora - 05/07/09)

Section: 3 (Bibliothèques de fonctions)

Sommaire

NAME

im_shiftleft, im_shiftright - bit shift operations

SYNOPSIS

#include <vips/vips.h>

int im_shiftleft( in, out, n )
IMAGE *in, *out;
int n;

int im_shiftright( in, out, n )
IMAGE *in, *out;
int n;

DESCRIPTION

Shift integer images n bits left or right. Shifts on signed images are sign-preserving.

RETURN VALUE

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

SEE ALSO

im_ifthenelse(3), im_equal(3), im_andimage(3). National Gallery, 1992

AUTHOR

J. Cupitt