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lavfi/af_volume: replace pow(10,x) by ff_exp10(x)

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Signed-off-by: Ganesh Ajjanagadde <gajjanagadde@gmail.com>
This commit is contained in:
Ganesh Ajjanagadde 2015-12-23 10:05:34 -08:00
parent e0024b9e5f
commit 6c360ca8a1
1 changed files with 1 additions and 1 deletions
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libavfilter/af_volume.c
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@ -376,7 +376,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *buf)
av_log(inlink->dst, AV_LOG_VERBOSE,
"Using gain %f dB from replaygain side data.\n", g);
vol->volume = pow(10, (g + vol->replaygain_preamp) / 20);
vol->volume = ff_exp10((g + vol->replaygain_preamp) / 20);
if (vol->replaygain_noclip)
vol->volume = FFMIN(vol->volume, 1.0 / p);
vol->volume_i = (int)(vol->volume * 256 + 0.5);