Intel® IPP Quick Reference

GSM Full Rate Related FunctionsRPEQuantDecode_GSMFRPerforms APCM inverse quantization.Quick ReferenceIppStatus ippsRPEQuantDecode_GSMFR_16s (const Ipp16s* psrc, Ipp16s ampl,Ipp16s amplsfs, Ipp16s* pdst);Deemphasize_GSMFRPerforms de-emphasis filtering.IppStatus ippsDeemphasize_GSMFR_16s_I (Ipp16s* psrcdst, int len, Ipp16s*pmem);ShortTermAnalysisFilter_GSMFRPerforms short-term analysis filtering.IppStatus ippsShortTermAnalysisFilter_GSMFR_16s_I (const Ipp16s* prc,Ipp16s* psrcdstspch, int len, Ipp16s* pmem);ShortTermSynthesisFilter_GSMFRPerforms short-term synthesis filtering.IppStatus ippsShortTermSynthesisFilter_GSMFR_16s (const Ipp16s* prc,const Ipp16s* psrcresidual, Ipp16s* pdstspch, int len, Ipp16s* pmem);HighPassFilter_GSMFRPerforms high-pass filtering of the input speech signal.IppStatus ippsHighPassFilter_GSMFR_16s (const Ipp16s* psrc, Ipp16s*pdst, int len, int* pmem);Schur_GSMFREstimates the reflection coefficients by Schur recursion.IppStatus ippsSchur_GSMFR_32s16s (const Ipp32s* psrc, Ipp16s* pdst, intdstlen);WeightingFilter_GSMFRCalculates the weighting filter.IppStatus ippsWeightingFilter_GSMFR_16s (const Ipp16s* psrc, Ipp16s*pdst, int dstlen);Preemphasize_GSMFRComputes pre-emphasis of a speech signal.IppStatus ippsPreemphasize_GSMFR_16s(const Ipp16s* psrc, Ipp16s* pdst,int* pmem, int len);180