im_fav4

Langue: en

Version: 164736 (fedora - 05/07/09)

Section: 3 (Bibliothèques de fonctions)

Sommaire

NAME

im_fav4 - averages four frames

SYNOPSIS

#include <vips/vips.h>

int im_fav4(in, out)
IMAGE **in, *out;

DESCRIPTION

im_fav4 averages four input VIPS images, which must be unsigned byte images with any number of bands. This is useful for noise reduction by grabbing 4 frames and averaging them. With 7 bit images this will give quite a convincing eighth bit.

RETURN VALUE

returns 0 on success or -1 on error

SEE ALSO

add(1)
K. Martinez 13/4/92