all: Add missing header guards
[ffmpeg.git] / libavfilter / blend.h
index fcedd41..ed0738c 100644 (file)
@@ -18,6 +18,9 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+#ifndef AVFILTER_BLEND_H
+#define AVFILTER_BLEND_H
+
 #include "libavutil/eval.h"
 #include "avfilter.h"
 
@@ -68,3 +71,5 @@ typedef struct FilterParams {
 } FilterParams;
 
 void ff_blend_init_x86(FilterParams *param, int is_16bit);
+
+#endif /* AVFILTER_BLEND_H */