Respect excluded regions in overlay rendering

app/qt/image_processor.py

@@ -154,19 +154,20 @@ class QtImageProcessor:
                 r, g, b, a = pixels[x, y]
                 if a == 0:
                     continue
+                match = self._matches(r, g, b)
                 excluded = bool(mask_px and mask_px[x, y])
                 total_all += 1
-                if self._matches(r, g, b):
-                    draw.point((x, y), fill=highlight)
-                    matches_all += 1
                 if excluded:
                     total_excl += 1
-                    if self._matches(r, g, b):
+                    if match:
                         matches_excl += 1
                 else:
                     total_keep += 1
-                    if self._matches(r, g, b):
+                    if match:
+                        draw.point((x, y), fill=highlight)
                         matches_keep += 1
+                if match:
+                    matches_all += 1
 
         self.overlay_img = overlay
         self.stats = Stats(