[FFmpeg-cvslog] lavfi/af_volume: replace pow(10,x) by ff_exp10(x)

Ganesh Ajjanagadde git at videolan.org
Fri Dec 25 19:50:19 CET 2015


ffmpeg | branch: master | Ganesh Ajjanagadde <gajjanagadde at gmail.com> | Wed Dec 23 10:05:34 2015 -0800| [6c360ca8a1d8b2d4b29de9af047575ec224867c7] | committer: Ganesh Ajjanagadde

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

Signed-off-by: Ganesh Ajjanagadde <gajjanagadde at gmail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=6c360ca8a1d8b2d4b29de9af047575ec224867c7
---

 libavfilter/af_volume.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavfilter/af_volume.c b/libavfilter/af_volume.c
index 3ba356a..3913e7b 100644
--- a/libavfilter/af_volume.c
+++ b/libavfilter/af_volume.c
@@ -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);



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