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-rw-r--r--libavutil/version.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/libavutil/version.h b/libavutil/version.h
index 9e1f2d80ef..cf5cc2fb14 100644
--- a/libavutil/version.h
+++ b/libavutil/version.h
@@ -22,6 +22,23 @@
#include "avutil.h"
/**
+ * @defgroup version_utils Library Version Macros
+ *
+ * Useful to check and match library version in order to maintain
+ * backward compatibility.
+ *
+ * @{
+ */
+
+#define AV_VERSION_INT(a, b, c) (a<<16 | b<<8 | c)
+#define AV_VERSION_DOT(a, b, c) a ##.## b ##.## c
+#define AV_VERSION(a, b, c) AV_VERSION_DOT(a, b, c)
+
+/**
+ * @}
+ */
+
+/**
* @file
* @ingroup lavu
* Libavutil version macros