1 files changed, 1 insertions, 0 deletions
diff --git a/video/out/vo.h b/video/out/vo.h
index 9077ab49b1..93094117a6 100644
--- a/video/out/vo.h
+++ b/video/out/vo.h
@@ -289,6 +289,7 @@ void vo_set_paused(struct vo *vo, bool paused);
 int64_t vo_get_drop_count(struct vo *vo);
 
 void vo_set_flip_queue_offset(struct vo *vo, int64_t us);
+int64_t vo_get_vsync_interval(struct vo *vo);
 void vo_wakeup(struct vo *vo);
 
 const char *vo_get_window_title(struct vo *vo);