[FFmpeg-devel] [PATCH 03/15] lavfi/f_ebur128: replace pow(10, x) by exp10(x)

[Ganesh Ajjanagadde]

exp10, recently introduced, is superior for the purpose.

Signed-off-by: Ganesh Ajjanagadde <gajjanagadde at gmail.com>
---
 libavfilter/f_ebur128.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavfilter/f_ebur128.c b/libavfilter/f_ebur128.c
index b9577c5..6749bcd 100644
--- a/libavfilter/f_ebur128.c
+++ b/libavfilter/f_ebur128.c
@@ -435,7 +435,7 @@ static int config_audio_output(AVFilterLink *outlink)
     return 0;
 }
 
-#define ENERGY(loudness) (pow(10, ((loudness) + 0.691) / 10.))
+#define ENERGY(loudness) (exp10(((loudness) + 0.691) / 10.))
 #define LOUDNESS(energy) (-0.691 + 10 * log10(energy))
 #define DBFS(energy) (20 * log10(energy))
 
-- 
2.6.4