qTDL

An implementation of the Tapped Delay Line (TDL) structure in O(1). More...

Data Structures
struct	qTDL_t
	A Tapped Delay Line (TDL) object. More...

Functions
void	qTDL_Setup (qTDL_t *const q, float *const area, const size_t n, const float initVal)
	Setup and initialize a Tapped Delay Line (TDL) instance by setting the default optimal parameters.
void	qTDL_Flush (qTDL_t *const q, const float initVal)
	Clears all delays from the TDL and sets them to the specified value.
float	qTDL_GetOldest (const qTDL_t *const q)
	Get the oldest sample from the TDL x(k-n).
float	qTDL_GetAtIndex (const qTDL_t *const q, const size_t i)
	Get the specified delayed sample from the TDL x(k-i).
float	qTDL_GetRecent (const qTDL_t *const q)
	Get the most recent sample from the TDL x(k).
void	qTDL_InsertSample (qTDL_t *const q, const float sample)
	Insert a new sample to the TDL removing the oldest sample.

Detailed Description

An implementation of the Tapped Delay Line (TDL) structure in O(1).

Function Documentation

qTDL_Flush()

void qTDL_Flush	(	qTDL_t *const	q,
		const float	initVal )

Clears all delays from the TDL and sets them to the specified value.

Parameters

[in]	q	A pointer to the TDL instance.
[in]	initVal	The value with which all TDL delays will be initialized

Returns

none

qTDL_GetAtIndex()

float qTDL_GetAtIndex	(	const qTDL_t *const	q,
		const size_t	i )

Get the specified delayed sample from the TDL x(k-i).

Parameters

[in]	q	A pointer to the TDL instance.
[in]	i	The requested delay index

Returns

The requested value from the TDL

qTDL_GetOldest()

float qTDL_GetOldest

(

const qTDL_t *const

q

)

Get the oldest sample from the TDL x(k-n).

Parameters

[in]

q

A pointer to the TDL instance.

Returns

The requested value from the TDL

qTDL_GetRecent()

float qTDL_GetRecent

(

const qTDL_t *const

q

)

Get the most recent sample from the TDL x(k).

Parameters

[in]

q

A pointer to the TDL instance.

Returns

The requested value from the TDL

qTDL_InsertSample()

void qTDL_InsertSample	(	qTDL_t *const	q,
		const float	sample )

Insert a new sample to the TDL removing the oldest sample.

Parameters

[in]	q	A pointer to the TDL instance.
[in]	sample	The new sample to insert.

Returns

none

qTDL_Setup()

void qTDL_Setup	(	qTDL_t *const	q,
		float *const	area,
		const size_t	n,
		const float	initVal )

Setup and initialize a Tapped Delay Line (TDL) instance by setting the default optimal parameters.

Parameters

[in]	q	A pointer to the TDL instance.
[in]	area	An array of size n where delays will be stored
[in]	n	The number of elements on area.
[in]	initVal	The value with which all TDL delays will be initialized

Returns

none