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  /frameworks/av/media/libstagefright/codecs/amrnb/common/src/
weight_a.cpp 102 a_exp = Spectral expanded LPC coefficients (Word16)
105 a_exp points to the updated spectral expanded LPC coefficients
121 a_exp[i] = a[i] * fac[i-1] ; i=1..M
139 Word16 a_exp[] // (o) : Spectral expanded LPC coefficients
143 a_exp[0] = a[0];
147 a_exp[i] = pv_round (L_mult (a[i], fac[i - 1]));
178 Word16 a_exp[] /* (o) : Spectral expanded LPC coefficients */
183 *(a_exp) = *(a);
187 a_exp += 1;
190 *(a_exp) = (Word16)((((Word32) * (a)) * *(fac - 1
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  /frameworks/av/media/libstagefright/codecs/amrnb/common/include/
weight_a.h 40 * Description : a_exp[i] = a[i] * fac[i-1] ,i=1,10
74 Word16 a_exp[] /* (o) : Spectral expanded LPC coefficients */
  /external/aac/libAACdec/src/
usacdec_lpc.h 188 void E_LPC_f_lsp_a_conversion(FIXP_LPC *lsp, FIXP_LPC *a, INT *a_exp);
usacdec_acelp.cpp 539 INT *A_exp) {
553 E_LPC_f_lsp_a_conversion(lsp_interpol, A, A_exp);
570 const INT a_exp,
585 L_tmp = scaleValue(L_tmp, a_exp + LP_FILTER_SCALE);
624 void E_UTIL_residu(const FIXP_LPC *a, const INT a_exp, FIXP_DBL *x, FIXP_DBL *y,
637 s = scaleValue(s, a_exp + LP_FILTER_SCALE);
750 INT A_exp;
892 &A_exp);
895 A_exp, L_SUBFR, /* (i) : length */
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usacdec_fac.cpp 185 static void Syn_filt_zero(const FIXP_LPC a[], const INT a_exp, INT length,
197 L_tmp = scaleValue(L_tmp, a_exp + LP_FILTER_SCALE);
235 const INT A_exp, const int fAddZir,
269 Syn_filt_zero(wA, A_exp, wlength, pOut);
273 const int fac_scale, FIXP_LPC *A, INT A_exp,
330 CFac_CalcFacSignal(pOut0, pFac, fac_scale, fac_length, A, A_exp, 0,
383 INT A_exp, CAcelpStaticMem *acelp_mem,
475 A_exp, 1, isFdFac);
485 CLpd_Acelp_Zir(A, A_exp, acelp_mem, fac_length, pFac, doDeemph);