Vips.Image.invfft (original) (raw)

Method

VipsImageinvfft

Declaration [src]


int
vips_invfft (
  VipsImage* in,
  VipsImage** out,
  ...
)

Description [src]

Transform an image from Fourier space to real space.

The result is complex. If you are OK with a real result, set real, it’s quicker.

VIPS uses the fftw Fourier Transform library. If this library was not available when VIPS was configured, these functions will fail.

Optional arguments

This method is not directly available to language bindings.

Parameters

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.