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[FFmpeg-devel,04/11] avfilter/af_crossfeed: Use ff_exp10()

Message ID 20181231210318.6130-4-michael@niedermayer.cc
State Accepted
Commit 5785e0e9c401e3bb2c5af5096209ba560c9a2c0e
Headers show

Commit Message

Michael Niedermayer Dec. 31, 2018, 9:03 p.m. UTC 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
 libavfilter/af_crossfeed.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
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Patch

diff --git a/libavfilter/af_crossfeed.c b/libavfilter/af_crossfeed.c
index a0af280432..beee67964d 100644
--- a/libavfilter/af_crossfeed.c
+++ b/libavfilter/af_crossfeed.c
@@ -17,6 +17,7 @@ 
  */
 
 #include "libavutil/channel_layout.h"
+#include "libavutil/ffmath.h"
 #include "libavutil/opt.h"
 #include "avfilter.h"
 #include "audio.h"
@@ -57,7 +58,7 @@  static int config_input(AVFilterLink *inlink)
 {
     AVFilterContext *ctx = inlink->dst;
     CrossfeedContext *s = ctx->priv;
-    double A = exp(s->strength * -30 / 40 * log(10.));
+    double A = ff_exp10(s->strength * -30 / 40);
     double w0 = 2 * M_PI * (1. - s->range) * 2100 / inlink->sample_rate;
     double alpha;