X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fsnowenc.c;h=fb0cd3f47419f6043e1420fdbc213c01e5801a9e;hb=0c1a6f577bbcb64dc26cf8edfc153728389a8c84;hp=7e8269cd925824aeeff3ec6575ba5e97f54f867e;hpb=f2dc68e2e2dd56d87075551267a877912e73f6a2;p=ffmpeg

diff --git a/libavcodec/snowenc.c b/libavcodec/snowenc.c
index 7e8269cd925..fb0cd3f4741 100644
--- a/libavcodec/snowenc.c
+++ b/libavcodec/snowenc.c
@@ -1547,7 +1547,7 @@ static void calculate_visual_weight(SnowContext *s, Plane *p){
                 }
             }
 
-            b->qlog= (int)(log(352256.0/sqrt(error)) / log(pow(2.0, 1.0/QROOT))+0.5);
+            b->qlog= (int)(QROOT * log2(352256.0/sqrt(error)) + 0.5);
         }
     }
 }