Lines Matching refs:spectrum
553 static inline FIXP_DBL FDKaacEnc_CalcAutoCorrValue(const FIXP_DBL *spectrum, in FDKaacEnc_CalcAutoCorrValue() argument
565 result += (fPow2(spectrum[i]) >> scale); in FDKaacEnc_CalcAutoCorrValue()
569 result += (fMult(spectrum[i], spectrum[i + lag]) >> scale); in FDKaacEnc_CalcAutoCorrValue()
620 const FIXP_DBL *spectrum, const INT isLowDelay, in FDKaacEnc_MergedAutoCorrelation() argument
654 INT sc1 = FDKaacEnc_ScaleUpSpectrum(pSpectrum, spectrum, idx0, idx1); in FDKaacEnc_MergedAutoCorrelation()
655 INT sc2 = FDKaacEnc_ScaleUpSpectrum(pSpectrum, spectrum, idx1, idx2); in FDKaacEnc_MergedAutoCorrelation()
656 INT sc3 = FDKaacEnc_ScaleUpSpectrum(pSpectrum, spectrum, idx2, idx3); in FDKaacEnc_MergedAutoCorrelation()
657 INT sc4 = FDKaacEnc_ScaleUpSpectrum(pSpectrum, spectrum, idx3, idx4); in FDKaacEnc_MergedAutoCorrelation()
767 TNS_INFO *tnsInfo, INT sfbCnt, const FIXP_DBL *spectrum, in FDKaacEnc_TnsDetect() argument
808 spectrum, tC->isLowDelay, tC->acfWindow, tC->lpcStartLine, in FDKaacEnc_TnsDetect()
1053 const INT lowPassLine, FIXP_DBL *spectrum, in FDKaacEnc_TnsEncode() argument
1082 CLpc_Analysis(&spectrum[startLine], stopLine - startLine, LpcCoeff, in FDKaacEnc_TnsEncode()