UpsampleFour8x8_H263

Performs factor-of-4 upsampling on an 8x8 block.

Syntax

IppStatus ippiUpsampleFour8x8_H263_16s_C1R(const Ipp16s* pSrc, int srcStep, Ipp16s* pDst, int dstStep);

Parameters

pSrc

Pointer to the origin of the source 8x8 block.

srcStep

Width in bytes of the source image plane, that is, distance in bytes between the starting ends of consecutive lines of the source block.

pDst

Pointer to the origin of the destination 16x16 block.

dstStep

Width in bytes of the destination image plane.

Description

The function ippiUpsampleFour8x8_H263_16s_C1R is declared in the ippvc.h header file. This function performs factor-of-4 upsampling of an 8x8 source block to a 16x16 destination block, as specified in [ITUH263], Annex Q, clause Q.6.

Return Values

ippStsNoErr

Indicates no error.

ippStsNullPtrErr

Indicates an error condition if at least one of the specified pointers is NULL.


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