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.

::: tip “Optional arguments” * real: gboolean, only output the real part

::: seealso vips_fwfft().

Parameters

out VipsImage
 

Output image.

 The argument will be set by the function.
 The instance takes ownership of the data, and is responsible for freeing it.
... none
 

NULL-terminated list of optional named arguments.

Return value

Returns: int
 

0 on success, -1 on error.