thumbnailer: make sure output size in not zero

strukturag · Oct 20, 2024 · 9674b65 · 9674b65
1 parent b56f7c1
commit 9674b65
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/examples/heif_thumbnailer.cc b/examples/heif_thumbnailer.cc
@@ -185,6 +185,11 @@ int main(int argc, char** argv)
       thumbnail_width = thumbnail_height = 0;
     }
 
+    if (thumbnail_width == 0 || thumbnail_height == 0) {
+      std::cerr << "Zero thumbnail output size\n";
+      return 1;
+    }
+
 
     // --- output thumbnail smaller than HEIF thumbnail -> scale down