1 files changed, 1 insertions, 0 deletions
diff --git a/video/out/vo.h b/video/out/vo.h
index 93094117a6..a384ed5ad6 100644
--- a/video/out/vo.h
+++ b/video/out/vo.h
@@ -86,6 +86,7 @@ enum mp_voctrl {
 
     VOCTRL_GET_ICC_PROFILE_PATH,        // char**
     VOCTRL_GET_DISPLAY_FPS,             // double*
+    VOCTRL_GET_RECENT_FLIP_TIME,        // int64_t* (using mp_time_us())
 
     VOCTRL_GET_PREF_DEINT,              // int*
 };