man pages section 3: Multimedia Library Functions

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Updated: July 2014
 
 

mlib_SignalIIRInit_Biquad_S16S_S16S(3MLIB)

Name

mlib_SignalIIRInit_Biquad_S16_S16, mlib_SignalIIRInit_Biquad_S16S_S16S - biquad Infinite Impulse Response (IIR) filtering

Synopsis

cc [ flag... ] file... –lmlib [ library... ]
#include <mlib.h>

mlib_status mlib_SignalIIRInit_Biquad_S16_S16(void **filter,
     const mlib_f32 *flt);
mlib_status mlib_SignalIIRInit_Biquad_S16S_S16S(void **filter,
     const mlib_f32 *flt);

Description

Each of these functions allocates memory for the internal file structure and converts the filter coefficients into an internal representation.

Parameters

Each of the functions takes the following arguments:

filter

Internal filter structure.

flt

Array of five filter coefficients: a0, a1, a2, b1, and b2.

Return Values

Each of the functions returns MLIB_SUCCESS if successful. Otherwise it returns MLIB_FAILURE.

Attributes

See attributes(5) for descriptions of the following attributes:

ATTRIBUTE TYPE
ATTRIBUTE VALUE
Interface Stability
Committed
MT-Level
MT-Safe

See also

mlib_SignalIIR_Biquad_S16_S16_Sat(3MLIB), mlib_SignalIIR_P4_S16_S16_Sat(3MLIB), mlib_SignalIIRFree_Biquad_S16_S16(3MLIB), mlib_SignalIIRFree_P4_S16_S16(3MLIB), mlib_SignalIIRInit_P4_S16_S16(3MLIB), attributes(5)