Intel® Integrated Performance Primitives Developer Reference

Developer Reference

  • 2021
  • 03/26/2021
  • Public Content
Contents

IIRIIRGetStateSize

Computes the length of the external buffer for the IIRIIR filter state structure.

Syntax

IppStatus ippsIIRIIRGetStateSize_32f(int
order
, int*
pBufferSize
);
IppStatus ippsIIRIIRGetStateSize64f_32f(int
order
, int*
pBufferSize
);
IppStatus ippsIIRIIRGetStateSize_64f(int
order
, int*
pBufferSize
);
Include Files
ipps.h
Domain Dependencies
Headers:
ippcore.h
,
ippvm.h
Libraries:
ippcore.lib
,
ippvm.lib
Parameters
order
Order of the IIRIIR filter.
pBufferSize
Pointer to the computed buffer size value.
Description
This function computes the size of the external buffer for the IIRIIR filter state structure, and stores the result in
pBufferSize
.
Use this function before using
IIRIIRInit
.
Return Values
ippStsNoErr
Indicates no error.
ippStsNullPtrErr
Indicates an error when
pBufferSize
 pointer is
NULL
.
ippStsIIROrderErr
Indicates an error when
order
 is less than or equal to zero.

Product and Performance Information

1

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