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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)

Copyright


K. Martinez 13/4/92


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