Reverb

Typedefs
typedef struct SDTReverb	SDTReverb
	Opaque data structure for a reverberator object.
typedef struct SDTReverb	SDTReverb
	Opaque data structure for a reverberator object.

Functions
SDTReverb *	SDTReverb_new (long maxDelay)
	Object constructor. More...
void	SDTReverb_free (SDTReverb *x)
	Object destructor. More...
void	SDTReverb_setXSize (SDTReverb *x, double f)
	Sets the room width. More...
void	SDTReverb_setYSize (SDTReverb *x, double f)
	Sets the room height. More...
void	SDTReverb_setZSize (SDTReverb *x, double f)
	Sets the room depth. More...
void	SDTReverb_setRandomness (SDTReverb *x, double f)
	Sets how randomly distributed are the resonant modes. This parameter is directly proportional to the irregularity of the shape of the room. More...
void	SDTReverb_setTime (SDTReverb *x, double f)
	Sets the global, frequency-independent reverberation time. More...
void	SDTReverb_setTime1k (SDTReverb *x, double f)
	Sets the reverberation time at 1kHz. More...
void	SDTReverb_update (SDTReverb *x)
	Updates the internal filters. Call this function after every sample rate change.
double	SDTReverb_dsp (SDTReverb *x, double in)
	Signal processing routine. Call this function at sample rate to compute the reverberated signal. More...

Detailed Description

Artificial reverberator based on Feedback Delay Networks, as found in D. Rocchesso, "Maximally diffusive yet efficient feedback delay networks for artificial reverberation", Signal Processing Letters, IEEE 4.9 (1997): 252-255.

Function Documentation

double SDTReverb_dsp	(	SDTReverb *	x,
		double	in
	)

Signal processing routine. Call this function at sample rate to compute the reverberated signal.

Parameters

[in]

in

Input sample

Returns

Output sample

void SDTReverb_free

(

SDTReverb *

x

)

Object destructor.

Parameters

[in]

x

Pointer to the instance to destroy

SDTReverb * SDTReverb_new

(

long

maxDelay

)

Object constructor.

Parameters

[in]

maxDelay

Maximum length of the delay lines, in samples

Returns

Pointer to the new instance

void SDTReverb_setRandomness	(	SDTReverb *	x,
		double	f
	)

Sets how randomly distributed are the resonant modes. This parameter is directly proportional to the irregularity of the shape of the room.

Parameters

[in]

f

Randomness in the modal distribution [0, 1]

void SDTReverb_setTime	(	SDTReverb *	x,
		double	f
	)

Sets the global, frequency-independent reverberation time.

Parameters

[in]

f

Reverberation time, in s

void SDTReverb_setTime1k	(	SDTReverb *	x,
		double	f
	)

Sets the reverberation time at 1kHz.

Parameters

[in]

f

Reverberation time at 1kHz, in s

void SDTReverb_setXSize	(	SDTReverb *	x,
		double	f
	)

Sets the room width.

Parameters

[in]

f

Room width, in m

void SDTReverb_setYSize	(	SDTReverb *	x,
		double	f
	)

Sets the room height.

Parameters

[in]

f

Room height, in m

void SDTReverb_setZSize	(	SDTReverb *	x,
		double	f
	)

Sets the room depth.

Parameters

[in]

f

Room depth, in m