Performs DCT for a block of type 2.
Syntax
IppStatus ippiDCT2x4x8Frw_16s_C1I(Ipp16s* pSrcDst);
Parameters
pSrcDst |
Pointer to the block. |
Description
This function is declared in the ippvc.h header file. The function ippiDCT2x4x8Frw_16s_C1I performs the DCT for block of type 2. Formula for DCT is as follows:
where
Return Values
ippStsNoErr |
Indicates no error. |
ippStsNullPtrErr |
Indicates an error when pSrcDst is NULL. |