2 files changed, 8 insertions, 0 deletions
diff --git a/video/out/vo.c b/video/out/vo.c
index b7b017138d..2a0f17c748 100644
--- a/video/out/vo.c
+++ b/video/out/vo.c
@@ -730,6 +730,13 @@ int64_t vo_get_drop_count(struct vo *vo)
     return r;
 }
 
+void vo_increment_drop_count(struct vo *vo, int64_t n)
+{
+    pthread_mutex_lock(&vo->in->lock);
+    vo->in->drop_count += n;
+    pthread_mutex_unlock(&vo->in->lock);
+}
+
 // Make the VO redraw the OSD at some point in the future.
 void vo_redraw(struct vo *vo)
 {
diff --git a/video/out/vo.h b/video/out/vo.h
index ab7d97ae49..20223493cd 100644
--- a/video/out/vo.h
+++ b/video/out/vo.h
@@ -319,6 +319,7 @@ void vo_seek_reset(struct vo *vo);
 void vo_destroy(struct vo *vo);
 void vo_set_paused(struct vo *vo, bool paused);
 int64_t vo_get_drop_count(struct vo *vo);
+void vo_increment_drop_count(struct vo *vo, int64_t n);
 void vo_query_formats(struct vo *vo, uint8_t *list);
 void vo_event(struct vo *vo, int event);
 int vo_query_and_reset_events(struct vo *vo, int events);