From 9b50d20cd24c0a91bace9d651e2d0fd1e91db3c9 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Martin=20Storsj=C3=B6?= Date: Tue, 30 Oct 2012 12:26:39 +0200 Subject: [PATCH] cngdec: Update the LPC coefficients after averaging the reflection coefficients MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit I somehow messed up the placement of this one. Signed-off-by: Martin Storsjö --- libavcodec/cngdec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/cngdec.c b/libavcodec/cngdec.c index c22fd5577c..8cfe9cfdbd 100644 --- a/libavcodec/cngdec.c +++ b/libavcodec/cngdec.c @@ -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]; -- 2.11.0