CannyBorderGetSize

Calculates the size of the temporary buffer for the

ippiCannyBorder

function.

Syntax

IppStatus ippiCannyBorderGetSize(IppiSize

roiSize

, IppiDifferentialKernel

filterType

, IppiMaskSize

mask

, IppDataType

dataType

, int*

pBufferSize

);

Include Files

ippcv.h

Domain Dependencies

Headers:

ippcore.h

ippvm.h

ipps.h

ippi.h

Libraries:

ippcore.lib

ippvm.lib

ipps.lib

ippi.lib

Parameters

roiSize: Size of the image ROI in pixels.
filterType: Type of the filter to be applied. Possible values are ippFilterSobel and ippFilterScharr.
mask: The size of the mask. Possible values are ippMskSize3x3 and ippMskSize5x5.
dataType: Data type of the image. Possible value is ipp8u.
pBufferSize: Pointer to the variable that returns the size of the temporary buffer.

Description

This function calculates the size of the temporary buffer needed for the CannyBorder function.

Return Values

ippStsNoErr: Indicates no error. Any other value indicates an error or a warning.
ippStsNullPtrErr: Indicates an error when the
pBufferSize
pointer is
NULL
.
ippStsMaskSizeErr: Indicates an error when
mask
has an illegal value.
ippStsDataTypeErr: Indicates an error when
dataType
has an illegal value.
ippStsSizeErr: Indicates an error when
roiSize
has a field with a zero or negative value.

In This Topic

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