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

[Ganesh Ajjanagadde]

ffmpeg | branch: master | Ganesh Ajjanagadde <gajjanagadde at gmail.com> | Wed Dec 23 10:27:59 2015 -0800| [48cd3d233b360162b0b6a83e0d14a6be659c1700] | committer: Ganesh Ajjanagadde

lavc/libopusdec: 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=48cd3d233b360162b0b6a83e0d14a6be659c1700
---

 libavcodec/libopusdec.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libavcodec/libopusdec.c b/libavcodec/libopusdec.c
index 4cbd14a..1e97604 100644
--- a/libavcodec/libopusdec.c
+++ b/libavcodec/libopusdec.c
@@ -23,6 +23,7 @@
 #include <opus_multistream.h>
 
 #include "libavutil/avassert.h"
+#include "libavutil/internal.h"
 #include "libavutil/intreadwrite.h"
 #include "avcodec.h"
 #include "internal.h"
@@ -100,7 +101,7 @@ static av_cold int libopus_decode_init(AVCodecContext *avc)
                opus_strerror(ret));
 #else
     {
-        double gain_lin = pow(10, gain_db / (20.0 * 256));
+        double gain_lin = ff_exp10(gain_db / (20.0 * 256));
         if (avc->sample_fmt == AV_SAMPLE_FMT_FLT)
             opus->gain.d = gain_lin;
         else