From fec6d65d96e4e76e987f080f402ca30aa8369736 Mon Sep 17 00:00:00 2001
From: Florian Schirmer <jolt@tuxbox.org>
Date: Thu, 21 Jan 2021 14:28:25 +0100
Subject: [PATCH] Fix BLOB JPG preview thumbnail

Signed-off-by: Florian Schirmer <jolt@tuxbox.org>
---
 .../Controllers/TransformationWrapperController.php      | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/libraries/classes/Controllers/TransformationWrapperController.php b/libraries/classes/Controllers/TransformationWrapperController.php
index e2c5e11e23..e12c811106 100644
--- a/libraries/classes/Controllers/TransformationWrapperController.php
+++ b/libraries/classes/Controllers/TransformationWrapperController.php
@@ -24,6 +24,7 @@ use function imagesx;
 use function imagesy;
 use function in_array;
 use function intval;
+use function round;
 use function str_replace;
 use function stripos;
 use function substr;
@@ -194,11 +195,11 @@ class TransformationWrapperController extends AbstractController
             $ratioHeight = $srcHeight / $_REQUEST['newHeight'];
 
             if ($ratioWidth < $ratioHeight) {
-                $destWidth = $srcWidth / $ratioHeight;
-                $destHeight = $_REQUEST['newHeight'];
+                $destWidth = intval(round($srcWidth / $ratioHeight));
+                $destHeight = intval($_REQUEST['newHeight']);
             } else {
-                $destWidth = $_REQUEST['newWidth'];
-                $destHeight = $srcHeight / $ratioWidth;
+                $destWidth = intval($_REQUEST['newWidth']);
+                $destHeight = intval(round($srcHeight / $ratioWidth));
             }
 
             if ($_REQUEST['resize']) {