port filtering

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mlib_signaliir_p4_f32s_f32s

mlib_SignalIIR_P4_S16_S16_Sat(3MLIB)			    mediaLib Library Functions			      mlib_SignalIIR_P4_S16_S16_Sat(3MLIB)

NAME

       mlib_SignalIIR_P4_S16_S16_Sat,  mlib_SignalIIR_P4_S16S_S16S_Sat, mlib_SignalIIR_P4_F32_F32, mlib_SignalIIR_P4_F32S_F32S - parallel Infinite
       Impulse Response (IIR) filtering

SYNOPSIS

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

       mlib_status mlib_SignalIIR_P4_S16_S16_Sat(mlib_s16 *dst, const mlib_s16 *src, void *filter, mlib_s32 n);

       mlib_status mlib_SignalIIR_P4_S16S_S16S_Sat(mlib_s16 *dst, const mlib_s16 *src, void *filter, mlib_s32 n);

       mlib_status mlib_SignalIIR_P4_F32_F32(mlib_f32 *dst, const mlib_f32 *src, void *filter, mlib_s32 n);

       mlib_status mlib_SignalIIR_P4_F32S_F32S(mlib_f32 *dst, const mlib_f32 *src, void *filter, mlib_s32 n);

DESCRIPTION

       Each of these functions applies a fourth order parallel IIR filter to one signal packet and updates the filter state.

       Equation that represents the fourth order parallel IIR filtering.

       Equation that represents the fourth order parallel IIR filtering

       The fourth order parallel IIR filter is represented by the following figure:

	      Please see the online man page on docs.sun.com or a print copy for the diagram.

       Figure that represents the fourth order parallel IIR filter

PARAMETERS

       Each of the functions takes the following arguments:

       dst	       Destination signal array.

       src	       Source signal array.

       filter	       Internal filter structure.

       n	       Number of signal samples.

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	     |Evolving			   |
       +-----------------------------+-----------------------------+
       |MT-Level		     |MT-Safe			   |
       +-----------------------------+-----------------------------+

SEE ALSO

       mlib_SignalIIR_Biquad_S16_S16_Sat(3MLIB),  mlib_SignalIIRFree_Biquad_S16_S16(3MLIB),  mlib_SignalIIRFree_P4_S16_S16(3MLIB),   mlib_SignalI-
       IRInit_Biquad_S16_S16(3MLIB), mlib_SignalIIRInit_P4_S16_S16(3MLIB), attributes(5)

SunOS 5.10							    9 Nov 2004				      mlib_SignalIIR_P4_S16_S16_Sat(3MLIB)

HP-UX