More accurate value for log2(10)

Originally committed as revision 21946 to svn://svn.ffmpeg.org/ffmpeg/trunk

diff --git a/libavutil/mathematics.h b/libavutil/mathematics.h
index 4cc3b49..7a72cef 100644 (file)
--- a/libavutil/mathematics.h
+++ b/libavutil/mathematics.h
@@ -36,7 +36,7 @@
 #define M_LN10         2.30258509299404568402  /* log_e 10 */
 #endif
 #ifndef M_LOG2_10
-#define M_LOG2_10      3.32192809488736218171  /* log_2 10 */
+#define M_LOG2_10      3.32192809488736234787  /* log_2 10 */
 #endif
 #ifndef M_PI
 #define M_PI           3.14159265358979323846  /* pi */