From c5598460b75f798c9d18578d2abb8a4dae103d9e Mon Sep 17 00:00:00 2001
From: John Andrews <john@reven.nz>
Date: Tue, 28 Jun 2022 21:14:46 +1200
Subject: [PATCH] merging fix for hdr

---
 VideoNodes/VideoInfoHelper.cs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/VideoNodes/VideoInfoHelper.cs b/VideoNodes/VideoInfoHelper.cs
index e42041ca..2bb703ff 100644
--- a/VideoNodes/VideoInfoHelper.cs
+++ b/VideoNodes/VideoInfoHelper.cs
@@ -251,7 +251,9 @@ namespace FileFlows.VideoNodes
                 logger?.ILog("Failed to read duration for VideoStream: " + info);
             }
 
-            vs.HDR = info.Contains("bt2020nc") && info.Contains("smpte2084");
+            // As per https://video.stackexchange.com/a/33827
+            // "HDR is only the new transfer function" (PQ or HLG)
+            vs.HDR = info.Contains("arib-std-b67") || info.Contains("smpte2084");
 
             return vs;
         }