Poster of Linux kernelThe best gift for a Linux geek
IM_ADDGNOISE

IM_ADDGNOISE

Section: C Library Functions (3) Updated: 14 May 1991
Local index Up
 

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


 

Index

NAME
SYNOPSIS
DESCRIPTION
RETURN VALUE
SEE ALSO
COPYRIGHT
AUTHOR

This document was created by man2html, using the manual pages.
Time: 21:48:09 GMT, April 16, 2011