1 files changed, 2 insertions, 0 deletions
diff --git a/video/out/vo.h b/video/out/vo.h
index 085658f3dc..4293dedb1c 100644
--- a/video/out/vo.h
+++ b/video/out/vo.h
@@ -130,6 +130,8 @@ enum mp_voctrl {
 
     /* private to vo_gpu and vo_gpu_next */
     VOCTRL_EXTERNAL_RESIZE,
+
+    VOCTRL_HDR_METADATA,            // struct mp_hdr_metadata*
 };
 
 // Helper to expose what kind of content is currently playing to the VO.