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-rw-r--r--libmpcodecs/vf.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/libmpcodecs/vf.h b/libmpcodecs/vf.h
index 9a72aa0b3d..d4451f4b5b 100644
--- a/libmpcodecs/vf.h
+++ b/libmpcodecs/vf.h
@@ -1,3 +1,5 @@
+#ifndef VF_H
+#define VF_H
struct vf_instance_s;
struct vf_priv_s;
@@ -120,3 +122,5 @@ void vf_uninit_filter_chain(vf_instance_t* vf);
int vf_config_wrapper(struct vf_instance_s* vf,
int width, int height, int d_width, int d_height,
unsigned int flags, unsigned int outfmt);
+
+#endif /* VF_H */