DCT4Free

Closes the DCT-IV structure.

Syntax

IppStatus ippgDCT4Free_32f(IppgDCT4Spec_32f* pSpec);

IppStatus ippgDCT4Free_64f(IppgDCT4Spec_64f* pSpec);

Parameters

pSpec

Pointer to the DCT-IV specification structure.

Description

The function ippgDCT4Free is declared in the ippgen.h file. This function closes the DCT-IV specification structure pSpec initialized by the function ippgDCT4InitAlloc. Call the function ippgDCT4Free after the transform is completed.

Return Values

ippStsNoErr	Indicates no error.
ippStsNullPtrErr	Indicates an error if the pSpec pointer is NULL.
ippStsContextMatchErr	Indicates an error if the specification identifier pSpec is incorrect.