fix:修复了缩放过程中图片比例错误的问题

file.py

@@ -71,10 +71,10 @@ def thumbnail(input, minSize: int = 600):
     img = cv2.imdecode(np.frombuffer(input, np.uint8), cv2.IMREAD_COLOR)
     height = img.shape[0]  # 图片高度
     width = img.shape[1]  # 图片宽度
-    if height < width:
-        newshape = (int(minSize / width * height), minSize)
-    else:
+    if height > width:
         newshape = (minSize, int(minSize / width * height))
+    else:
+        newshape = (int(minSize / height * width), minSize)
     img = cv2.resize(img, newshape)
     success, encoded_image = cv2.imencode(".webp", img, [cv2.IMWRITE_WEBP_QUALITY, 75])
     return encoded_image.tobytes()