Intel IPP Integration Wrappers Developer Guide and Reference

ID 751823
Date 1/18/2023
Public
Document Table of Contents

iwiImage_InitExternalConst

Syntax

IW_DECL(IppStatus) iwiImage_InitExternalConst(
    IwiImage               *pImage,        
    IwiSize                 size,          
    IppDataType             dataType,       
    int                     channels,       
    const IwiBorderSize    *pInMemBorder,   
    const void             *pBuffer,       
    IwSize                  step            
);

Parameters

pImage

Pointer to the IwiImage structure.

size

Image size, in pixels, without the border.

dataType

Type of image pixels.

channels

Number of image channels.

pInMemBorder

Size of the image border; set to NULL if there is no border.

pBuffer

Pointer to the external image buffer.

step

Distance, in bytes, between the starting points of consecutive lines in the external buffer.

Description

This function initializes the image structure with the external read-only buffer.

Return Values

ippStsNullPtrErr

At least one of the pointers is NULL.

ippStsNoErr

No errors.