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-rw-r--r--libavutil/base64.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/libavutil/base64.h b/libavutil/base64.h
index 7f21c71c71..ff755a4cdf 100644
--- a/libavutil/base64.h
+++ b/libavutil/base64.h
@@ -19,6 +19,9 @@
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
+#ifndef AVUTIL_BASE64_H
+#define AVUTIL_BASE64_H
+
#include <stdint.h>
/**
@@ -34,3 +37,4 @@ int av_base64_decode(uint8_t * out, const char *in, int out_length);
*/
char *av_base64_encode(char * buf, int buf_len, uint8_t * src, int len);
+#endif