From 4d0d85c94ad9fe943e12b8db5fe4ed9df170c12c Mon Sep 17 00:00:00 2001
From: Ganesh Ajjanagadde <gajjanagadde@gmail.com>
Date: Thu, 29 Oct 2015 00:11:44 -0400
Subject: [PATCH] avfilter/af_volume: use log10 instead of log()/M_LN10
This is likely more precise and conveys the intent better.
Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Ganesh Ajjanagadde <gajjanagadde@gmail.com>
---
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 16e994c93fd..3ba356ac846 100644
--- a/libavfilter/af_volume.c
+++ b/libavfilter/af_volume.c
@@ -279,7 +279,7 @@ static int set_volume(AVFilterContext *ctx)
av_log(ctx, AV_LOG_VERBOSE, "volume_i:%d/255 ", vol->volume_i);
}
av_log(ctx, AV_LOG_VERBOSE, "volume:%f volume_dB:%f\n",
- vol->volume, 20.0*log(vol->volume)/M_LN10);
+ vol->volume, 20.0*log10(vol->volume));
volume_init(vol);
return 0;
--
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