Intel® Integrated Performance Primitives (Intel® IPP) Developer Guide and Reference

ID 790148
Date 3/22/2024
Public

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Document Table of Contents

DotProdCol

Calculates the dot product of taps vector and columns of the specified set of rows.

Syntax

IppStatus ippiDotProdCol_32f_L2(const Ipp32f* const ppSrcRow[], const Ipp32f* pTaps, int tapsLen, Ipp32f* pDst, int width);

IppStatus ippiDotProdCol_64f_L2(const Ipp64f* const ppSrcRow[], const Ipp64f* pTaps, int tapsLen, Ipp64f* pDst, int width);

Include Files

ippi.h

Domain Dependencies

Headers: ippcore.h, ippvm.h, ipps.h

Libraries: ippcore.lib, ippvm.lib, ipps.lib

Parameters

ppSrcRow

Pointer to the set of rows.

pTaps

Pointer to the taps vector.

tapsLen

Length of taps vector, is equal to the number of rows.

pDst

Pointer to the destination row.

width

Width of the source and destination rows.

Description

This function calculates the dot product of taps vector pTaps and columns of the specified set of the rows ppSrcRow. It is useful for external vertical filtering pipeline implementation.

Return Values

ippStsNoErr

Indicates no error. Any other value indicates an error.

ippStsNullPtrErr

Indicates an error condition if one of the specified pointers is NULL.

ippStsSizeErr

Indicates an error condition if width is less than or equal to 0.