Lines Matching refs:alpha1
1259 static void sbr_hf_inverse_filter(float (*alpha0)[2], float (*alpha1)[2],
1274 alpha1[k][0] = 0;
1275 alpha1[k][1] = 0;
1285 alpha1[k][0] = temp_real / dk;
1286 alpha1[k][1] = temp_im / dk;
1294 temp_real = phi[0][0][0] + alpha1[k][0] * phi[1][1][0] +
1295 alpha1[k][1] * phi[1][1][1];
1296 temp_im = phi[0][0][1] + alpha1[k][1] * phi[1][1][0] -
1297 alpha1[k][0] * phi[1][1][1];
1303 if (alpha1[k][0] * alpha1[k][0] + alpha1[k][1] * alpha1[k][1] >= 16.0f ||
1305 alpha1[k][0] = 0;
1306 alpha1[k][1] = 0;
1360 const float (*alpha0)[2], const float (*alpha1)[2],
1381 alpha[0] = alpha1[p][0] * bw_array[g] * bw_array[g];
1382 alpha[1] = alpha1[p][1] * bw_array[g] * bw_array[g];
1731 sbr_hf_inverse_filter(sbr->alpha0, sbr->alpha1, sbr->X_low, sbr->k[0]);
1733 sbr_hf_gen(ac, sbr, sbr->X_high, sbr->X_low, sbr->alpha0, sbr->alpha1,