From 1afffc9b5d1cb5f5c763f65f7dd810a3b873f67e Mon Sep 17 00:00:00 2001
From: odrling <florianbadie@odrling.xyz>
Date: Thu, 7 Jan 2021 17:46:38 +0100
Subject: [PATCH] shift video instead of subtitles

This is probably wrong in some cases. This is probably what we want with
matroska files.
---
 src/MatroskaParser.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/MatroskaParser.c b/src/MatroskaParser.c
index 7d2e23a4e..048761c72 100644
--- a/src/MatroskaParser.c
+++ b/src/MatroskaParser.c
@@ -2193,7 +2193,7 @@ found:
 
       // recalculate this block's timecode to final timecode in ns
       timecode = mul3(mf->Tracks[tracknum]->TimecodeScale,
-	(timecode - mf->firstTimecode + block_timecode) * mf->Seg.TimecodeScale);
+	(timecode + block_timecode) * mf->Seg.TimecodeScale);
 
       c = readch(mf);
       if (c==EOF)