FastMarchingGetBufferSize

Computes the size of the working buffer for the peak search.

Syntax

IppStatus ippiFastMarchingGetBufferSize_8u32f_C1R(int roiWidth, int* pBufferSize);

Parameters

roiWidth	Maximum image size (in pixels).
pBufferSize	Pointer to the computed size of the buffer.

Description

The function ippiFastMarchingGetBufferSize is declared in the ippcv.h It operates with ROI (see Regions of Interest in Intel IPP).

This function computes the size of the working buffer required for the ippiFastMarching function. The buffer with the length pBufferSize [0] can be used to filter images with width that is equal to or less than the parameter roiWidth specified for the function ippiFastMarching.

Return Values

ippStsNoErr	Indicates no error. Any other value indicates an error or a warning.
ippStsNullPtrErr	Indicates an error condition if pBufferSize pointer is `NULL`.
ippStsSizeErr	Indicates an error condition if roiWidth is lessthan 1.