FIRLMSMRGetDlyVal

Gets one delay line values from the specified position.

Syntax

IppStatus ippsFIRLMSMRGetDlyVal32s_16s(IppsFIRLMSMRState32s_16s* pState, Ipp16s* pOutVal, int index);

IppStatus ippsFIRLMSMRGetDlyVal32sc_16sc(IppsFIRLMSMRState32sc_16sc* pState, Ipp16sc* pOutVal, int index);

Parameters

pState	Pointer to the filter state structure.
pOutVal	Pointer to the copied delay line value.
index	Index of the required delay line value.

Description

The function ippsFIRLMSMRGetDlyVal is declared in the ipps.h file. This function copies from the filter state structure pState one value to the pOutVal. The position of this sample in the delay line is specified by index - it means that index iterations ago the sample was placed into the delay line.

Before calling the function ippsFIRLMSMRGetDlyVal the filter state structure must be initialized by the function ippsFIRLMSMRInitAlloc.

Return Values

ippStsNoErr	Indicates no error.
ippStsNullPtrErr	Indicates an error when one of the specified pointers is NULL.
ippStsContextMatchErr	Indicates an error when the state identifier is incorrect.