diff options
Diffstat (limited to 'libavutil')
-rw-r--r-- | libavutil/mathematics.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/libavutil/mathematics.h b/libavutil/mathematics.h index 29b13f77ed..4cc3b49aad 100644 --- a/libavutil/mathematics.h +++ b/libavutil/mathematics.h @@ -35,6 +35,9 @@ #ifndef M_LN10 #define M_LN10 2.30258509299404568402 /* log_e 10 */ #endif +#ifndef M_LOG2_10 +#define M_LOG2_10 3.32192809488736218171 /* log_2 10 */ +#endif #ifndef M_PI #define M_PI 3.14159265358979323846 /* pi */ #endif |