Fix the interpolation logic error in resize_image()

The original code had a mistake. It used 'lanczos' when the image got smaller (width > resized_width and height > resized_height) and 'area' when it stayed the same or got bigger. This was the wrong way. 'area' is better for big shrinking.

Author: LexSong

library/utils.py

@@ -421,8 +421,11 @@ def resize_image(image: np.ndarray, width: int, height: int, resized_width: int,
     resized_height = int(resized_height)
 
     if resize_interpolation is None:
-        resize_interpolation = "lanczos" if width > resized_width and height > resized_height else "area"
-    
+        if width >= resized_width and height >= resized_height:
+            resize_interpolation = "area"
+        else:
+            resize_interpolation = "lanczos"
+
     # we use PIL for lanczos (for backward compatibility) and box, cv2 for others
     use_pil = resize_interpolation in ["lanczos", "lanczos4", "box"]