109 lines
2.3 KiB
Python
109 lines
2.3 KiB
Python
from collections.abc import Sequence
|
|
from typing import Literal as L
|
|
|
|
from numpy import complex128, float64
|
|
from numpy._typing import ArrayLike, NDArray, _ArrayLikeNumber_co
|
|
|
|
_NormKind = L[None, "backward", "ortho", "forward"]
|
|
|
|
__all__: list[str]
|
|
|
|
def fft(
|
|
a: ArrayLike,
|
|
n: None | int = ...,
|
|
axis: int = ...,
|
|
norm: _NormKind = ...,
|
|
) -> NDArray[complex128]: ...
|
|
|
|
def ifft(
|
|
a: ArrayLike,
|
|
n: None | int = ...,
|
|
axis: int = ...,
|
|
norm: _NormKind = ...,
|
|
) -> NDArray[complex128]: ...
|
|
|
|
def rfft(
|
|
a: ArrayLike,
|
|
n: None | int = ...,
|
|
axis: int = ...,
|
|
norm: _NormKind = ...,
|
|
) -> NDArray[complex128]: ...
|
|
|
|
def irfft(
|
|
a: ArrayLike,
|
|
n: None | int = ...,
|
|
axis: int = ...,
|
|
norm: _NormKind = ...,
|
|
) -> NDArray[float64]: ...
|
|
|
|
# Input array must be compatible with `np.conjugate`
|
|
def hfft(
|
|
a: _ArrayLikeNumber_co,
|
|
n: None | int = ...,
|
|
axis: int = ...,
|
|
norm: _NormKind = ...,
|
|
) -> NDArray[float64]: ...
|
|
|
|
def ihfft(
|
|
a: ArrayLike,
|
|
n: None | int = ...,
|
|
axis: int = ...,
|
|
norm: _NormKind = ...,
|
|
) -> NDArray[complex128]: ...
|
|
|
|
def fftn(
|
|
a: ArrayLike,
|
|
s: None | Sequence[int] = ...,
|
|
axes: None | Sequence[int] = ...,
|
|
norm: _NormKind = ...,
|
|
) -> NDArray[complex128]: ...
|
|
|
|
def ifftn(
|
|
a: ArrayLike,
|
|
s: None | Sequence[int] = ...,
|
|
axes: None | Sequence[int] = ...,
|
|
norm: _NormKind = ...,
|
|
) -> NDArray[complex128]: ...
|
|
|
|
def rfftn(
|
|
a: ArrayLike,
|
|
s: None | Sequence[int] = ...,
|
|
axes: None | Sequence[int] = ...,
|
|
norm: _NormKind = ...,
|
|
) -> NDArray[complex128]: ...
|
|
|
|
def irfftn(
|
|
a: ArrayLike,
|
|
s: None | Sequence[int] = ...,
|
|
axes: None | Sequence[int] = ...,
|
|
norm: _NormKind = ...,
|
|
) -> NDArray[float64]: ...
|
|
|
|
def fft2(
|
|
a: ArrayLike,
|
|
s: None | Sequence[int] = ...,
|
|
axes: None | Sequence[int] = ...,
|
|
norm: _NormKind = ...,
|
|
) -> NDArray[complex128]: ...
|
|
|
|
def ifft2(
|
|
a: ArrayLike,
|
|
s: None | Sequence[int] = ...,
|
|
axes: None | Sequence[int] = ...,
|
|
norm: _NormKind = ...,
|
|
) -> NDArray[complex128]: ...
|
|
|
|
def rfft2(
|
|
a: ArrayLike,
|
|
s: None | Sequence[int] = ...,
|
|
axes: None | Sequence[int] = ...,
|
|
norm: _NormKind = ...,
|
|
) -> NDArray[complex128]: ...
|
|
|
|
def irfft2(
|
|
a: ArrayLike,
|
|
s: None | Sequence[int] = ...,
|
|
axes: None | Sequence[int] = ...,
|
|
norm: _NormKind = ...,
|
|
) -> NDArray[float64]: ...
|