+ /i0Rt^RIHtHtHtHtHtHtHtH t H t H t H t H t HtHtHtHtHtHt^RIHtHtHtHtHtHtHtHt^RIHtHtH t ^RI!H"t"H#t#H$t$H%t%H&t&H't'^RI(H)t)H*t*H+t+H,t,^RI-H.t.H/t/.RNRNR NR NR NR NR NRNRNRNRNRNRNRNRNRNRNRNRNRNRNRNRNRNRNR NR!NR"NR#NR$NR%NR&NR'NR(NR)NR*NR+NR,NR-NR.NR/Nt0^R0I1H2t2]2!]34t4A2R1#)2a ============================================== Discrete Fourier transforms (:mod:`scipy.fft`) ============================================== .. currentmodule:: scipy.fft Fast Fourier Transforms (FFTs) ============================== .. autosummary:: :toctree: generated/ fft - Fast (discrete) Fourier Transform (FFT) ifft - Inverse FFT fft2 - 2-D FFT ifft2 - 2-D inverse FFT fftn - N-D FFT ifftn - N-D inverse FFT rfft - FFT of strictly real-valued sequence irfft - Inverse of rfft rfft2 - 2-D FFT of real sequence irfft2 - Inverse of rfft2 rfftn - N-D FFT of real sequence irfftn - Inverse of rfftn hfft - FFT of a Hermitian sequence (real spectrum) ihfft - Inverse of hfft hfft2 - 2-D FFT of a Hermitian sequence ihfft2 - Inverse of hfft2 hfftn - N-D FFT of a Hermitian sequence ihfftn - Inverse of hfftn Discrete Sin and Cosine Transforms (DST and DCT) ================================================ .. autosummary:: :toctree: generated/ dct - Discrete cosine transform idct - Inverse discrete cosine transform dctn - N-D Discrete cosine transform idctn - N-D Inverse discrete cosine transform dst - Discrete sine transform idst - Inverse discrete sine transform dstn - N-D Discrete sine transform idstn - N-D Inverse discrete sine transform Fast Hankel Transforms ====================== .. autosummary:: :toctree: generated/ fht - Fast Hankel transform ifht - Inverse of fht Helper functions ================ .. autosummary:: :toctree: generated/ fftshift - Shift the zero-frequency component to the center of the spectrum ifftshift - The inverse of `fftshift` fftfreq - Return the Discrete Fourier Transform sample frequencies rfftfreq - DFT sample frequencies (for usage with rfft, irfft) fhtoffset - Compute an optimal offset for the Fast Hankel Transform next_fast_len - Find the optimal length to zero-pad an FFT for speed prev_fast_len - Find the maximum slice length that results in a fast FFT set_workers - Context manager to set default number of workers get_workers - Get the current default number of workers Backend control =============== .. autosummary:: :toctree: generated/ set_backend - Context manager to set the backend within a fixed scope skip_backend - Context manager to skip a backend within a fixed scope set_global_backend - Sets the global fft backend register_backend - Register a backend for permanent use )fftifftfft2ifft2fftnifftnrfftirfftrfft2irfft2rfftnirfftnhfftihffthfft2ihfft2hfftnihfftn)dctidctdstidstdctnidctndstnidstn)fhtifht fhtoffset) next_fast_len prev_fast_lenfftfreqrfftfreqfftshift ifftshift) set_backend skip_backendset_global_backendregister_backend) set_workers get_workersrrrrrrrr r r r r rrrrrrr!r"r#r$rr rrrrrrrrrrrr%r&r'r(r*r)) PytestTesterN)5__doc___basicrrrrrrrr r r r r rrrrrr_realtransformsrrrrrrrr_fftlogrrr_helperrr r!r"r#r$_backendr%r&r'r(_pocketfft.helperr)r*__all__scipy._lib._testutilsr+__name__testP/var/www/html/photoedit/myenv/lib/python3.14/site-packages/scipy/fft/__init__.pyr:sSj/////LKK))##))7 "  "  " "" "$* ",3 "  "  " "& "(/ "19 "  "  " "' ")0 "2: " " "& "(3 "  " % "  "  "  " ! " #) " +2 " 4: "