From f700f715280e88a3575bc492dbe12d661bf27580 Mon Sep 17 00:00:00 2001
From: Dirk Farin <dirk.farin@gmail.com>
Date: Tue, 22 Oct 2024 20:34:23 +0200
Subject: [PATCH] fix logic error

---
 libheif/image-items/unc_image.cc | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/libheif/image-items/unc_image.cc b/libheif/image-items/unc_image.cc
index 568b1fba78..b84f5b9420 100644
--- a/libheif/image-items/unc_image.cc
+++ b/libheif/image-items/unc_image.cc
@@ -468,11 +468,12 @@ void ImageItem_uncompressed::get_tile_size(uint32_t& w, uint32_t& h) const
   auto uncC = get_file()->get_property<Box_uncC>(get_id());
 
   if (!ispe || !uncC) {
-    w=h=0;
+    w = h = 0;
+  }
+  else {
+    w = ispe->get_width() / uncC->get_number_of_tile_columns();
+    h = ispe->get_height() / uncC->get_number_of_tile_rows();
   }
-
-  w = ispe->get_width() / uncC->get_number_of_tile_columns();
-  h = ispe->get_height() / uncC->get_number_of_tile_rows();
 }