im_addgnoise(3) - Linux man page
Name
im_addgnoise - add gaussian noise to an image
Synopsis
#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. Dessipris
Author
N. Dessipris - 25/04/1991
Referenced By
im_gaussnoise(3)