[−][src]Struct rustfft::algorithm::Radix4
FFT algorithm optimized for power-of-two sizes
// Computes a forward FFT of size 4096 use rustfft::algorithm::Radix4; use rustfft::{Fft, FftDirection}; use rustfft::num_complex::Complex; let mut buffer = vec![Complex{ re: 0.0f32, im: 0.0f32 }; 4096]; let fft = Radix4::new(4096, FftDirection::Forward); fft.process(&mut buffer);
Implementations
impl<T: FftNum> Radix4<T>
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pub fn new(len: usize, direction: FftDirection) -> Self
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Preallocates necessary arrays and precomputes necessary data to efficiently compute the power-of-two FFT
Trait Implementations
impl<T> Direction for Radix4<T>
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pub fn fft_direction(&self) -> FftDirection
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impl<T: FftNum> Fft<T> for Radix4<T>
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pub fn process_outofplace_with_scratch(
&self,
input: &mut [Complex<T>],
output: &mut [Complex<T>],
_scratch: &mut [Complex<T>]
)
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&self,
input: &mut [Complex<T>],
output: &mut [Complex<T>],
_scratch: &mut [Complex<T>]
)
pub fn process_with_scratch(
&self,
buffer: &mut [Complex<T>],
scratch: &mut [Complex<T>]
)
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&self,
buffer: &mut [Complex<T>],
scratch: &mut [Complex<T>]
)
pub fn get_inplace_scratch_len(&self) -> usize
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pub fn get_outofplace_scratch_len(&self) -> usize
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pub fn process(&self, buffer: &mut [Complex<T>])
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impl<T> Length for Radix4<T>
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Auto Trait Implementations
impl<T> !RefUnwindSafe for Radix4<T>
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impl<T> Send for Radix4<T> where
T: Send,
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T: Send,
impl<T> Sync for Radix4<T> where
T: Sync,
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T: Sync,
impl<T> Unpin for Radix4<T>
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impl<T> !UnwindSafe for Radix4<T>
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Blanket Implementations
impl<T> Any for T where
T: 'static + ?Sized,
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T: 'static + ?Sized,
impl<T> Borrow<T> for T where
T: ?Sized,
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T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
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T: ?Sized,
pub fn borrow_mut(&mut self) -> &mut T
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impl<T> From<T> for T
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impl<T, U> Into<U> for T where
U: From<T>,
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U: From<T>,
impl<T, U> TryFrom<U> for T where
U: Into<T>,
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U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
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impl<T, U> TryInto<U> for T where
U: TryFrom<T>,
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U: TryFrom<T>,