Struct Tempo 

pub struct Tempo { /* private fields */ }

Tempo detection object

Implementations

impl Tempo

pub fn new( method: OnsetMode, buf_size: usize, hop_size: usize, sample_rate: u32, ) -> Result<Self>

Create tempo detection object

• method Beat tracking method
• buf_size Length of FFT
• hop_size Number of frames between two consecutive runs
• sample_rate Sampling rate of the signal to analyze

pub fn with_silence(self, silence: Smpl) -> Self

Set tempo detection silence threshold

pub fn with_threshold(self, threshold: Smpl) -> Self

Set tempo detection peak picking threshold

pub fn with_delay(self, delay: isize) -> Self

Set current delay in samples

pub fn with_delay_s(self, delay: Smpl) -> Self

Set current delay in seconds

pub fn with_delay_ms(self, delay: Smpl) -> Self

Set current delay in milliseconds

pub fn get_hop(&self) -> usize

Get hop size

pub fn do_<'i, 'o, I, O>(&mut self, input: I, output: O) -> Status

where I: Into<FVec<'i>>, O: Into<FVecMut<'o>>,

Execute tempo detection

pub fn do_result<'i, I>(&mut self, input: I) -> Result<Smpl>

where I: Into<FVec<'i>>,

Execute tempo detection

pub fn get_last(&self) -> usize

Get the time of the latest beat detected, in samples

pub fn get_last_s(&self) -> Smpl

Get the time of the latest beat detected, in seconds

pub fn get_last_ms(&self) -> Smpl

Get the time of the latest beat detected, in milliseconds

pub fn set_silence(&mut self, silence: Smpl)

Set tempo detection silence threshold

pub fn get_silence(&self) -> Smpl

Get tempo detection silence threshold

pub fn set_threshold(&mut self, threshold: Smpl)

Set tempo detection peak picking threshold

pub fn get_threshold(&self) -> Smpl

Get tempo peak picking threshold

pub fn get_period(&self) -> usize

Get the current beat period in samples

pub fn get_period_s(&self) -> Smpl

Get the current beat period in seconds

pub fn get_bpm(&self) -> Smpl

Get the current tempo

pub fn get_confidence(&self) -> Smpl

Get the current tempo confidence

pub fn set_tatum_signature(&mut self, signature: u32)

Set number of tatum per beat

pub fn was_tatum(&self) -> u32

Check whether a tatum was detected in the current frame

pub fn get_last_tatum(&self) -> Smpl

Get position of last tatum in samples

pub fn set_delay(&mut self, delay: isize)

Set current delay in samples

pub fn get_delay(&self) -> usize

Get current delay in samples

pub fn set_delay_s(&mut self, delay: Smpl)

Set current delay in seconds

pub fn get_delay_s(&self) -> Smpl

Get current delay in seconds

pub fn set_delay_ms(&mut self, delay: Smpl)

Set current delay in milliseconds

pub fn get_delay_ms(&self) -> Smpl

Get current delay in milliseconds

Trait Implementations

impl Drop for Tempo

fn drop(&mut self)

Executes the destructor for this type.