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 |
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Returns: |
out : ndarray The result of the real 2-D FFT. |
See also
rfftn
This is really just rfftn
with different default behavior. For more details see rfftn
.
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Licensed under the NumPy License.
https://docs.scipy.org/doc/numpy-1.14.2/reference/generated/numpy.fft.rfft2.html