From bb83ac01fcdca9095c37629ea45989ca882e7bd2 Mon Sep 17 00:00:00 2001
From: Nikolaj Olsson <nikse.dk@gmail.com>
Date: Sat, 27 Mar 2021 20:09:17 +0100
Subject: [PATCH] work on mcc

---
 src/libse/Cea708/VancDataWriter.cs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/libse/Cea708/VancDataWriter.cs b/src/libse/Cea708/VancDataWriter.cs
index d7a292fc5..11fe0fbb0 100644
--- a/src/libse/Cea708/VancDataWriter.cs
+++ b/src/libse/Cea708/VancDataWriter.cs
@@ -32,6 +32,11 @@ namespace Nikse.SubtitleEdit.Core.Cea708
         {
             var bytes = new List<byte>();
             var smpte291M = new Smpte291M(counter, 20, bytes.ToArray());
+            smpte291M.CcDataSectionCcData.CcData[2].Valid = false;
+            smpte291M.CcDataSectionCcData.CcData[2].Type = 2;
+            smpte291M.CcDataSectionCcData.CcData[2].Data1 = 0;
+            smpte291M.CcDataSectionCcData.CcData[2].Data2 = 0;
+            smpte291M.CcDataSectionCcData.CcData[3].Valid = false;
             var resultBytes = smpte291M.GetBytes();
             var hex = ByteArrayToHexString(resultBytes);
             return hex;