return est;
}
+int ff_lpc_calc_ref_coefs(LPCContext *s,
+ const int32_t *samples, int order, double *ref)
+{
+ double autoc[MAX_LPC_ORDER + 1];
+
+ s->lpc_apply_welch_window(samples, s->blocksize, s->windowed_samples);
+ s->lpc_compute_autocorr(s->windowed_samples, s->blocksize, order, autoc);
+ compute_ref_coefs(autoc, order, ref, NULL);
+
+ return order;
+}
+
/**
* Calculate LPC coefficients for multiple orders
*
}
for(i=max_order-1; i>0; i--)
ref[i] = ref[i-1] - ref[i];
- }
+ } else
+ av_assert0(0);
opt_order = max_order;
if(omethod == ORDER_METHOD_EST) {