Integration Wrappers for Intel® Integrated Performance Primitives Developer Guide and Reference 2019

API Quick Reference Guide

  • 2020
  • 09/30/2019
  • Public Content
Contents

iwiImage_InitExternal

Syntax

IW_DECL(IppStatus) iwiImage_InitExternal(
    IwiImage               *pImage,         
    IwiSize                 size,           
    IppDataType             dataType,       
    int                     channels,       
    const IwiBorderSize    *pInMemBorder,   
    void                   *pBuffer,        
    IwSize                  step           
);
Parameters
pImage
Pointer to the
IwiImage
 structure.
size
Image size, in pixels.
dataType
Type of image pixels.
channels
Number of image channels.
pBuffer
Pointer to the external image buffer.
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 buffer.
Return Values
ippStsNullPtrErr
At least one of the pointers is
NULL
.
ippStsNoErr
No errors.

Product and Performance Information

1

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