numpy.fft.rfft2¶
-
numpy.fft.
rfft2
(a, s=None, axes=(-2, -1), norm=None)[source]¶ Compute the 2-dimensional FFT of a real array.
Parameters: a : array
Input array, taken to be real.
s : sequence of ints, optional
Shape of the FFT.
axes : sequence of ints, optional
Axes over which to compute the FFT.
norm : {None, “ortho”}, optional
New in version 1.10.0.
Normalization mode (see
numpy.fft
). Default is None.Returns: out : ndarray
The result of the real 2-D FFT.
See also
rfftn
- Compute the N-dimensional discrete Fourier Transform for real input.
Notes
This is really just
rfftn
with different default behavior. For more details seerfftn
.