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im_addgnoise
Langue: en
Version: 154684 (fedora - 05/07/09)
Section: 3 (Bibliothèques de fonctions)
NAME
im_addgnoise - add gaussian noise to an imageSYNOPSIS
#include <vips/vips.h>int im_addgnoise(in, out, sigma)
IMAGE *in, *out;
double sigma;
DESCRIPTION
im_addgnoise() adds gaussian noise with mean 0 and standard deviation sigma to the image held by the image descriptor in and writes the result on the image descriptor out. The function works on any non-complex input image. Input can have any no of bands. The noise is generated by adding 12 random numbers.RETURN VALUE
The function returns 0 on success and -1 on error.SEE ALSO
im_add(3), im_lintra(3), im_multiply(3).COPYRIGHT
N. DessiprisAUTHOR
N. Dessipris - 25/04/1991Contenus ©2006-2024 Benjamin Poulain
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