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authorAlex Converse <alex.converse@gmail.com>2010-04-09 23:29:47 +0000
committerAlex Converse <alex.converse@gmail.com>2010-04-09 23:29:47 +0000
commitb9f60bd8fdc3b1de67d0ee061b24ea0dcd135bd0 (patch)
tree950146d41f2bfd986096da7688ad9b916a38d909 /libavutil/mathematics.h
parent497431a5b645ffc39cf3acbd333c9ff0f3031adb (diff)
Add M_SQRT2 to the constants in mathematics.h.
Originally committed as revision 22825 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavutil/mathematics.h')
-rw-r--r--libavutil/mathematics.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/libavutil/mathematics.h b/libavutil/mathematics.h
index 3b783db832..e198aef8cb 100644
--- a/libavutil/mathematics.h
+++ b/libavutil/mathematics.h
@@ -44,6 +44,9 @@
#ifndef M_SQRT1_2
#define M_SQRT1_2 0.70710678118654752440 /* 1/sqrt(2) */
#endif
+#ifndef M_SQRT2
+#define M_SQRT2 1.41421356237309504880 /* sqrt(2) */
+#endif
#ifndef NAN
#define NAN (0.0/0.0)
#endif