Integration Wrappers for Intel® Integrated Performance Primitives Developer Guide and Reference 2018

iwiImage_GetRoiImage

Syntax

IW_DECL(IwiImage) iwiImage_GetRoiImage(
    const IwiImage *pImage, 
    IppiRectL       roi     
);

Parameters

pImage

Pointer to the IwiImage structure.

roi

Rectangular ROI of the required sub-image.

Description

This function returns a sub-image with the size and starting point of the specified ROI. The offset from the parent image is stored in the m_inMemSize member. You can apply this function recursively.

Return Values

The IwiImage structure of the sub-image.