make preprocessing order more consistent(same result as before)

Author: zylo117

utils/utils.py

@@ -65,10 +65,10 @@ def aspectaware_resize_padding(image, width, height, interpolation=None, means=N
     return canvas, new_w, new_h, old_w, old_h, padding_w, padding_h,
 
 
-def preprocess(*image_path, max_size=512, mean=(0.406, 0.456, 0.485), std=(0.225, 0.224, 0.229)):
-    ori_imgs = [cv2.imread(img_path) for img_path in image_path]
+def preprocess(*image_path, max_size=512, mean=(0.485, 0.456, 0.406), std=(0.229, 0.224, 0.225)):
+    ori_imgs = [cv2.imread(img_path)[..., ::-1] for img_path in image_path]
     normalized_imgs = [(img / 255 - mean) / std for img in ori_imgs]
-    imgs_meta = [aspectaware_resize_padding(img[..., ::-1], max_size, max_size,
+    imgs_meta = [aspectaware_resize_padding(img, max_size, max_size,
                                             means=None) for img in normalized_imgs]
     framed_imgs = [img_meta[0] for img_meta in imgs_meta]
     framed_metas = [img_meta[1:] for img_meta in imgs_meta]