Intel® IPP Quick Reference

Intel Integrated Performance PrimitivesIppStatus ippsFFTFwd_RToCCS_32s_Sfs(const Ipp32s* pSrc, Ipp32s* pDst,const IppsFFTSpec_R_32s* pFFTSpec, int scaleFactor, Ipp8u* pBuffer);IppStatus ippsFFTFwd_RToCCS_16s32s_Sfs(const Ipp16s* pSrc, Ipp32s* pDst,const IppsFFTSpec_R_16s32s* pFFTSpec, int scaleFactor, Ipp8u*pBuffer);IppStatus ippsFFTInv_CCSToR_32f(const Ipp32f* pSrc, Ipp32f* pDst, constIppsFFTSpec_R_32f* pFFTSpec, Ipp8u* pBuffer);IppStatus ippsFFTInv_CCSToR_64f(const Ipp64f* pSrc, Ipp64f* pDst, constIppsFFTSpec_R_64f* pFFTSpec, Ipp8u* pBuffer);IppStatus ippsFFTInv_CCSToR_16s_Sfs(const Ipp16s* pSrc, Ipp16s* pDst,const IppsFFTSpec_R_16s* pFFTSpec, int scaleFactor, Ipp8u* pBuffer);IppStatus ippsFFTInv_CCSToR_32s_Sfs(const Ipp32s* pSrc, Ipp32s* pDst,const IppsFFTSpec_R_32s* pFFTSpec, int scaleFactor, Ipp8u* pBuffer);IppStatus ippsFFTInv_CCSToR_32s16s_Sfs(const Ipp32s* pSrc, Ipp16s* pDst,const IppsFFTSpec_R_16s32s* pFFTSpec, int scaleFactor, Ipp8u*pBuffer);DFTInitAlloc_C, DFTInitAlloc_RInitializes the discrete Fourier transform structure for real and complex signals.IppStatus ippsDFTInitAlloc_R_16s(IppsDFTSpec_r_16s** pDFTSpec, intlength, int flag, IpphintAlgorithm hint);IppStatus ippsDFTInitAlloc_C_16s(IppsDFTSpec_c_16s** pDFTSpec, intlength, int flag, Ipphintalgorithm hint);IppStatus ippsDFTInitAlloc_C_16sc(IppsDFTSpec_c_16sc** pDFTSpec, intlength, int flag, Ipphintalgorithm hint);IppStatus ippsDFTInitAlloc_R_32f(IppsDFTSpec_r_32f** pDFTSpec, intlength, int flag, Ipphintalgorithm hint);IppStatus ippsDFTInitAlloc_C_32f(IppsDFTSpec_c_32f** pDFTSpec, intlength, int flag, Ipphintalgorithm hint);IppStatus ippsDFTInitAlloc_C_32fc(IppsDFTSpec_c_32fc** pDFTSpec, intlength, int flag, Ipphintalgorithm hint);IppStatus ippsDFTInitAlloc_R_64f(IppsDFTSpec_R_64f** pDFTSpec, intlength, int flag, Ipphintalgorithm hint);IppStatus ippsDFTInitAlloc_C_64f(IppsDFTSpec_C_64f** pDFTSpec, intlength, int flag, Ipphintalgorithm hint);IppStatus ippsDFTInitAlloc_C_64fc(IppsDFTSpec_C_64fc** pDFTSpec, intlength, int flag, Ipphintalgorithm hint);DFTFree_C, DFTFree_RCloses the discrete Fourier transform structure for real and complex signals.IppStatus ippsDFTFree_R_16s(ippsdftspec_R_16s* pDFTSpec);IppStatus ippsDFTFree_C_16s(ippsdftspec_C_16s* pDFTSpec);101