Lines Matching defs:coeff
43 /* MA prediction coeff ={0.5, 0.4, 0.3, 0.2} in Q13 */
81 Word16 coeff[5], coeff_lo[5], exp_coeff[5];
130 * coeff[0] = y1 y1 *
131 * coeff[1] = -2 xn y1 *
132 * coeff[2] = y2 y2 *
133 * coeff[3] = -2 xn y2 *
134 * coeff[4] = 2 y1 y2 *
140 coeff[0] = g_coeff[0];
142 coeff[1] = negate(g_coeff[2]); /* coeff[1] = -2 xn y1 */
147 coeff[2] = extract_h(Dot_product12_asm(y2, y2, L_subfr, &exp));
149 coeff[2] = extract_h(Dot_product12(y2, y2, L_subfr, &exp));
155 coeff[3] = extract_h(L_negate(Dot_product12_asm(xn, y2, L_subfr, &exp)));
157 coeff[3] = extract_h(L_negate(Dot_product12(xn, y2, L_subfr, &exp)));
164 coeff[4] = extract_h(Dot_product12_asm(y1, y2, L_subfr, &exp));
166 coeff[4] = extract_h(Dot_product12(y1, y2, L_subfr, &exp));
220 * Before doing the computation we need to aling exponents of coeff[] *
237 * g_pitch*g_pitch * coeff[0] ;exp_max0 = exp_coeff[0] - 13 *
238 * g_pitch * coeff[1] ;exp_max1 = exp_coeff[1] - 14 *
239 * g_code*g_code * coeff[2] ;exp_max2 = exp_coeff[2] +15+(2*exp_code) *
240 * g_code * coeff[3] ;exp_max3 = exp_coeff[3] + exp_code *
241 * g_pitch*g_code * coeff[4] ;exp_max4 = exp_coeff[4] + 1 + exp_code *
262 /* align coeff[] and save in special 32 bit double precision */
267 L_tmp = L_deposit_h(coeff[i]);
269 VO_L_Extract(L_tmp, &coeff[i], &coeff_lo[i]);
289 L_tmp = (coeff[2] * g2_code_lo)<<1;
297 L_tmp += (coeff[0] * g2_pitch)<<1;
298 L_tmp += (coeff[1] * g_pitch)<<1;
299 L_tmp += (coeff[2] * g2_code)<<1;
300 L_tmp += (coeff[3] * g_code)<<1;
301 L_tmp += (coeff[4] * g_pit_cod)<<1;