Method

VipsImagefreqmult

Declaration [src] 

int
vips_freqmult (
  VipsImage* in,
  VipsImage* mask,
  VipsImage** out,
  ...
)

Description [src]

Multiply in by mask in Fourier space.

in is transformed to Fourier space, multiplied with mask, then transformed back to real space. If in is already a complex image, just multiply then inverse transform.

See also

vips_invfft(), vips_mask_ideal().

This method is not directly available to language bindings.

Parameters

mask

Type: VipsImage

Mask image.

The data is owned by the caller of the method.
out

Type: VipsImage

Output image.

The argument will be set by the function.
The caller of the method takes ownership of the returned data, and is responsible for freeing it.
...

Type: 

NULL-terminated list of optional named arguments.

Return value

Type: int

0 on success, -1 on error.