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-rw-r--r--libavcodec/dca.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/libavcodec/dca.h b/libavcodec/dca.h
index 5e9b8a9cf0..f4da56a8e6 100644
--- a/libavcodec/dca.h
+++ b/libavcodec/dca.h
@@ -22,8 +22,13 @@
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
+#ifndef AVCODEC_DCA_H
+#define AVCODEC_DCA_H
+
/** DCA syncwords, also used for bitstream type detection */
#define DCA_MARKER_RAW_BE 0x7FFE8001
#define DCA_MARKER_RAW_LE 0xFE7F0180
#define DCA_MARKER_14B_BE 0x1FFFE800
#define DCA_MARKER_14B_LE 0xFF1F00E8
+
+#endif