Fix MSVC identification, patch by Eddie Pang.

[ffmpeg] / libavutil / avutil.h

diff --git a/libavutil/avutil.h b/libavutil/avutil.h
index 7e37026eb3a395fe9ca548b4fa0bd0282e248d1a..b08d98deb9fde7df6d7568b597b3bec11ece149c 100644 (file)
--- a/libavutil/avutil.h
+++ b/libavutil/avutil.h
@@ -30,8 +30,16 @@
 #define AV_STRINGIFY(s)         AV_TOSTRING(s)
 #define AV_TOSTRING(s) #s
 
-#define LIBAVUTIL_VERSION_INT   ((49<<16)+(6<<8)+0)
-#define LIBAVUTIL_VERSION       49.6.0
+#define AV_VERSION_INT_3(a, b, c) (a<<16 | b<<8 | c)
+#define AV_VERSION_INT(x) AV_VERSION_INT_3(x)
+
+#define AV_VERSION_3(a, b, c) a ##.## b ##.## c
+#define AV_VERSION(x) AV_VERSION_3(x)
+
+#define LIBAVUTIL_VERSION_TRIPLET 49,6,0
+
+#define LIBAVUTIL_VERSION_INT   AV_VERSION_INT(LIBAVUTIL_VERSION_TRIPLET)
+#define LIBAVUTIL_VERSION       AV_VERSION(LIBAVUTIL_VERSION_TRIPLET)
 #define LIBAVUTIL_BUILD         LIBAVUTIL_VERSION_INT
 
 #define LIBAVUTIL_IDENT         "Lavu" AV_STRINGIFY(LIBAVUTIL_VERSION)