im_flt_imag_freq(3) filter a square image in the frequency domain

SYNOPSIS

#include <vips/vips.h>

int
im_flt_imag_freq( IMAGE *in, IMAGE *out, int flag, double p1, ... )

DESCRIPTION

im_flt_imag_freq() filters an image in the frequency domain using a mask dictated by the flag and the parameters p1, ... The mask is created by using the function im_create_fmask(3). After creating the mask the program filters the input image using the function im_freqflt(3).

For details about the arguments refer to the function im_create_fmask(3).

RETURN VALUE

The function returns 0 on success and -1 on error.

COPYRIGHT

N. Dessipris

AUTHOR

N. Dessipris - 10/08/1991