[FFmpeg-cvslog] avfilter/af_anequalizer: use pow instead of exp10

Paul B Mahol git at videolan.org
Fri Dec 25 15:01:20 CET 2015


ffmpeg | branch: master | Paul B Mahol <onemda at gmail.com> | Fri Dec 25 15:00:06 2015 +0100| [c6e3b6a819a5955a0945ea063a81db487c2233a1] | committer: Paul B Mahol

avfilter/af_anequalizer: use pow instead of exp10

Signed-off-by: Paul B Mahol <onemda at gmail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=c6e3b6a819a5955a0945ea063a81db487c2233a1
---

 libavfilter/af_anequalizer.c |   18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/libavfilter/af_anequalizer.c b/libavfilter/af_anequalizer.c
index a437e2b..ae95322 100644
--- a/libavfilter/af_anequalizer.c
+++ b/libavfilter/af_anequalizer.c
@@ -307,9 +307,9 @@ static void butterworth_bp_filter(EqualizatorFilter *f,
         return;
     }
 
-    G  = exp10( G/20);
-    Gb = exp10(Gb/20);
-    G0 = exp10(G0/20);
+    G  = pow(10, G/20);
+    Gb = pow(10, Gb/20);
+    G0 = pow(10, G0/20);
 
     epsilon = sqrt((G * G - Gb * Gb) / (Gb * Gb - G0 * G0));
     g  = pow(G,  1.0 / N);
@@ -376,9 +376,9 @@ static void chebyshev1_bp_filter(EqualizatorFilter *f,
         return;
     }
 
-    G  = exp10( G/20);
-    Gb = exp10(Gb/20);
-    G0 = exp10(G0/20);
+    G  = pow(10, G/20);
+    Gb = pow(10, Gb/20);
+    G0 = pow(10, G0/20);
 
     epsilon = sqrt((G*G - Gb*Gb) / (Gb*Gb - G0*G0));
     g0 = pow(G0,1.0/N);
@@ -449,9 +449,9 @@ static void chebyshev2_bp_filter(EqualizatorFilter *f,
         return;
     }
 
-    G  = exp10( G/20);
-    Gb = exp10(Gb/20);
-    G0 = exp10(G0/20);
+    G  = pow(10, G/20);
+    Gb = pow(10, Gb/20);
+    G0 = pow(10, G0/20);
 
     epsilon = sqrt((G*G - Gb*Gb) / (Gb*Gb - G0*G0));
     g  = pow(G, 1.0 / N);



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