im_flt_imag_freq3
Filter a square image in the frequency domain
Usage
#include <vips/vips.h>
int
im_flt_imag_freq( IMAGE *in, IMAGE *out, int flag, double p1, ... )
Overview
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.
Releases
Unchanged in 4 releases since Debian 3.1 (Sarge).