Developer Reference

  • 2020
  • 10/21/2020
  • Public Content
Contents

IIRIIRGetDlyLine

Retrieves the delay line contents from the IIIRIR filter state structure.

Syntax

IppStatus ippsIIRIIRGetDlyLine_32f(const IppsIIRState_32f*
pState
, Ipp32f*
pDlyLine
);
IppStatus ippsIIRIIRGetDlyLine64f_32f(const IppsIIRState64f_32f*
pState
, Ipp64f*
pDlyLine
);
IppStatus ippsIIRIIRGetDlyLine_64f(const IppsIIRState_64f*
pState
, Ipp64f*
pDlyLine
);
Include Files
ipps.h
Domain Dependencies
Headers:
ippcore.h
,
ippvm.h
Libraries:
ippcore.lib
,
ippvm.lib
Parameters
pState
Pointer to the IIRIIR filter state structure.
pDlyLine
Pointer to the array containing the delay line values. The number of elements in the array is
order
.
Description
This function copies the delay line values from the corresponding
pState
structure and stores them into the
pDlyLine
array.
The corresponding filter state structure must be initialized beforehand by the initialization function.
Return Values
ippStsNoErr
Indicates no error.
ippStsNullPtrErr
Indicates an error when the
pState
pointer is
NULL
.
ippStsContextMatchErr
Indicates an error when the state identifier is incorrect.

Product and Performance Information

1

Performance varies by use, configuration and other factors. Learn more at www.Intel.com/PerformanceIndex.