FFTW

FFTW

Description

Fastest Fourier Transform in the West

• FFTW License - About FFTW license.
• FFTWwrapper - load/free FFTW library dynamically.
• fft - Fast Fourier transform.
• fft2 - 2-D fast Fourier transform.
• fftn - N-Dimensions fast Fourier transform.
• fftshift - Shift the zero-frequency component to the center of the spectrum.
• fftw - function for determining FFT algorithm.
• ifft - Inverse Fast Fourier transform.
• ifftn - Inverse multidimensional fast Fourier transform.
• ifftshift - inverse of fftshift