1 files changed, 4 insertions, 0 deletions
diff --git a/sub/sd.h b/sub/sd.h
index 92bbf906fd..fe64163b1b 100644
--- a/sub/sd.h
+++ b/sub/sd.h
@@ -19,6 +19,10 @@ struct sd {
 
     struct attachment_list *attachments;
     struct mp_codec_params *codec;
+
+    // Set to false as soon as the decoder discards old subtitle events.
+    // (only needed if sd_functions.accept_packets_in_advance == false)
+    bool preload_ok;
 };
 
 struct sd_functions {