Lines Matching refs:xn
405 xn = LTP target vector, buffer type Word16
409 g_coeff = Correlations <xn y1> <y1 y1>
443 coeff[1] = -2 xn y1
445 coeff[3] = -2 xn y2
450 Product <y1 y1> and <xn y1> have been computed in G_pitch() and
469 Word16 xn[], // i : LTP target vector, Q0
473 Word16 g_coeff[], // i : Correlations <xn y1> <y1 y1>
501 frac_coeff[1] = negate(g_coeff[2]); // coeff[1] = -2 xn y1
515 // Compute scalar product -2*<xn[],y2[]>
517 s = L_mac(ener_init, xn[0], y2[0]);
519 s = L_mac(s, xn[i], y2[i]);
594 Word16 xn[], /* i : LTP target vector, Q0 */
598 Word16 g_coeff[], /* i : Correlations <xn y1> <y1 y1> */
620 frac_coeff[1] = negate(g_coeff[2]); /* coeff[1] = -2 xn y1 */
645 /* Compute scalar product -2*<xn[],scaled_y2[]> */
646 s2 = L_mac(s2, xn[i], tmp, pOverflow);
711 xn = LTP target vector, buffer to type Word16 Q0
734 en = <xn, xn>
751 Word16 xn[], // i: LTP target vector, Q0
759 // Compute scalar product <xn[], xn[]>
760 s = L_mac(0L, xn[0], xn[0]);
762 s = L_mac(s, xn[i], xn[i]);
764 // s = SUM 2*xn(i) * xn(i) = <xn xn> * 2
794 Word16 xn[], /* i: LTP target vector, Q0 */
804 /* Compute scalar product <xn[], xn[]> */
808 s = amrnb_fxp_mac_16_by_16bb((Word32) xn[i], (Word32) xn[i], s);
817 /* s = SUM 2*xn(i) * xn(i) = <xn xn> * 2 */
