From d7c0237cfc3a4fb757e8c0f2d57f49d1ea125cb8 Mon Sep 17 00:00:00 2001
From: deni2s <deni2s@hc.lv>
Date: Tue, 17 Jan 2023 22:57:57 +0200
Subject: [PATCH] Fixes warnings at least for PHP 8.2

Fixes warnings at least for PHP 8.2 if w or h param is not specified.
---
 phpthumb.class.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/phpthumb.class.php b/phpthumb.class.php
index 494cd14..d3624e7 100644
--- a/phpthumb.class.php
+++ b/phpthumb.class.php
@@ -1986,8 +1986,8 @@ public function ImageMagickThumbnailToGD() {
 										}
 									}
 									list($nw, $nh) = phpthumb_functions::TranslateWHbyAngle($this->w, $this->h, $this->ra);
-									$nw = ((round($nw) != 0) ? round($nw) : '');
-									$nh = ((round($nh) != 0) ? round($nh) : '');
+									$nw = ((isset($nw) && round($nw) != 0) ? round($nw) : '');
+									$nh = ((isset($nh) && round($nh) != 0) ? round($nh) : '');
 									$commandline .= ' -'.$IMresizeParameter.' '.phpthumb_functions::escapeshellarg_replacement($nw.'x'.$nh);
 								}