Commit 9b50d20c authored by Martin Storsjö's avatar Martin Storsjö
Browse files

cngdec: Update the LPC coefficients after averaging the reflection coefficients



I somehow messed up the placement of this one.
Signed-off-by: default avatarMartin Storsjö <martin@martin.st>
parent d16c4aeb
......@@ -112,12 +112,12 @@ static int cng_decode_frame(AVCodecContext *avctx, void *data,
for (i = 0; i < FFMIN(avpkt->size - 1, p->order); i++) {
p->target_refl_coef[i] = (avpkt->data[1 + i] - 127) / 128.0;
}
make_lpc_coefs(p->lpc_coef, p->refl_coef, p->order);
}
p->energy = p->energy / 2 + p->target_energy / 2;
for (i = 0; i < p->order; i++)
p->refl_coef[i] = 0.6 *p->refl_coef[i] + 0.4 * p->target_refl_coef[i];
make_lpc_coefs(p->lpc_coef, p->refl_coef, p->order);
for (i = 0; i < p->order; i++)
e *= 1.0 - p->refl_coef[i]*p->refl_coef[i];
......
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