FilterScharrVertGetBufferSize

Computes the size of the external buffer for the vertical Scharr filter with border.

Syntax

IppStatus ippiFilterScharrVertGetBufferSize__<mod>(IppiSize roiSize, int* pBufferSize);

Supported values for mod:

8u8s_C1R

8u16s_C1R

32f_C1R

Parameters

roiSize	Maximum size of the source and destination image ROI.
pBufferSize	Pointer to the buffer size.

Description

The function ippiFilterScharrVertGetBufferSize is declared in the ippcv.h file. This function computes the size of the external buffer that is required for the function ippiFilterScharrVertBorder. This buffer pBufferSize[0] can be used to filter an image whose width and height are equal to or less than corresponding fields of roiSize.

Return Values

ippStsNoErr	Indicates no error. Any other value indicates an error or a warning.
ippStsNullPtrErr	Indicates an error condition if pBufferSize is NULL.
ippStsSizeErr	Indicates an error condition if roiSize has a field with a zero or negative value.