Signed-off-by: Ganesh Ajjanagadde <gajjanaga...@gmail.com>
---
configure | 1 +
libavutil/libm.h | 4 ++++
2 files changed, 5 insertions(+)
diff --git a/configure b/configure
index 415d939..a3aaa25 100755
--- a/configure
+++ b/configure
@@ -1821,6 +1821,7 @@ MATH_FUNCS="
exp2f
expf
hypot
+ isfinite
isinf
isnan
ldexpf
diff --git a/libavutil/libm.h b/libavutil/libm.h
index bc44dca..f01e5c6 100644
--- a/libavutil/libm.h
+++ b/libavutil/libm.h
@@ -343,6 +343,10 @@ static av_always_inline av_const int avpriv_isnan(double x)
: avpriv_isnan(x))
#endif /* HAVE_ISNAN */
+#if !HAVE_ISFINITE
+#define isfinite(x) (!(isinf(x) || isnan(x)))
+#endif /* HAVE_ISFINITE */
+
#if !HAVE_HYPOT
static inline av_const double hypot(double x, double y)
{
--
2.7.0
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