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cngdec: Make the dbov variable have the right unit

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Previously the unit of the variable was Bov, not dBov.

Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Martin Storsjö 2012-10-30 11:56:54 +02:00
parent cafefd889b
commit 036e6c37d3
1 changed files with 2 additions and 2 deletions
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4
libavcodec/cngdec.c
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@ -106,8 +106,8 @@ static int cng_decode_frame(AVCodecContext *avctx, void *data,
float scaling;
if (avpkt->size) {
float dbov = -avpkt->data[0] / 10.0;
p->target_energy = 1081109975 * pow(10, dbov) * 0.75;
int dbov = -avpkt->data[0];
p->target_energy = 1081109975 * pow(10, dbov / 10.0) * 0.75;
memset(p->target_refl_coef, 0, p->order * sizeof(*p->target_refl_coef));
for (i = 0; i < FFMIN(avpkt->size - 1, p->order); i++) {
p->target_refl_coef[i] = (avpkt->data[1 + i] - 127) / 128.0;