From 658d00fe42d01f24d581e69e965c12a5aca4a008 Mon Sep 17 00:00:00 2001
From: Uwe Steinmann <steinm@debian.org>
Date: Tue, 10 Dec 2019 06:20:31 +0100
Subject: [PATCH] allow preview of video/x-matroska videos

---
 views/bootstrap/class.ViewDocument.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/views/bootstrap/class.ViewDocument.php b/views/bootstrap/class.ViewDocument.php
index 27461d1a1..c77a156ea 100644
--- a/views/bootstrap/class.ViewDocument.php
+++ b/views/bootstrap/class.ViewDocument.php
@@ -370,6 +370,7 @@ class SeedDMS_View_ViewDocument extends SeedDMS_Bootstrap_Style {
 			case 'video/avi':
 			case 'video/msvideo':
 			case 'video/x-msvideo':
+			case 'video/x-matroska':
 				$this->contentHeading(getMLText("preview"));
 	?>
 			<video controls style="width: 100%;">