From: "Ronald S. Bultje" <[email protected]> MSVC don't recognize the divisions by zero as meaning infinity/nan. --- libavutil/mathematics.h | 10 ++++++++++ 1 file changed, 10 insertions(+)
diff --git a/libavutil/mathematics.h b/libavutil/mathematics.h index a734b75..10ed881 100644 --- a/libavutil/mathematics.h +++ b/libavutil/mathematics.h @@ -25,6 +25,7 @@ #include <math.h> #include "attributes.h" #include "rational.h" +#include "intfloat.h" #ifndef M_LOG2_10 #define M_LOG2_10 3.32192809488736234787 /* log_2 10 */ @@ -32,12 +33,21 @@ #ifndef M_PHI #define M_PHI 1.61803398874989484820 /* phi / golden ratio */ #endif +#ifdef _MSC_VER +#ifndef NAN +#define NAN av_int2float(0x7fc00000) +#endif +#ifndef INFINITY +#define INFINITY av_int2float(0x7f800000) +#endif +#else #ifndef NAN #define NAN (0.0/0.0) #endif #ifndef INFINITY #define INFINITY (1.0/0.0) #endif +#endif /** * @addtogroup lavu_math -- 1.7.9.4 _______________________________________________ libav-devel mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-devel
