FFT Functions
The fast Fourier transform function library of
provides one-dimensional, two-dimensional, and multi-dimensional transforms (of up to seven dimensions) and offers both Fortran and C interfaces for all transform functions.
Intel® oneAPI Math Kernel Library
Table
:
"FFT Functions in
"
lists FFT functions implemented in
Intel® oneAPI Math Kernel Library
Intel® oneAPI Math Kernel Library
Function Name
| Operation
|
|---|---|
Descriptor Manipulation Functions
| |
Allocates the descriptor data structure and initializes it with default configuration values.
| |
Performs all initialization for the actual FFT computation.
| |
Frees memory allocated for a descriptor.
| |
Makes a copy of an existing descriptor.
| |
FFT Computation Functions
| |
Computes the forward FFT.
| |
Computes the backward FFT.
| |
Descriptor Configuration Functions
| |
Sets one particular configuration parameter with the specified configuration value.
| |
Gets the value of one particular configuration parameter.
| |
Status Checking Functions
| |
Checks if the status reflects an error of a predefined class.
| |
Translates the numeric value of an error status into a message.
| |