[FFmpeg-devel] [PATCH 3/4] Add constant M_PHI, contains an approximation of the golden ratio

[Stefano Sabatini]

---
 libavutil/mathematics.h |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/libavutil/mathematics.h b/libavutil/mathematics.h
index 3e56311..5216e4b 100644
--- a/libavutil/mathematics.h
+++ b/libavutil/mathematics.h
@@ -29,6 +29,9 @@
 #ifndef M_E
 #define M_E            2.7182818284590452354   /* e */
 #endif
+#ifndef M_PHI
+#define M_PHI          1.61803398874989484820   /* phi / golden ratio */
+#endif
 #ifndef M_LN2
 #define M_LN2          0.69314718055994530942  /* log_e 2 */
 #endif
-- 
1.6.0.4