Update app.py

app.py

@@ -91,7 +91,15 @@ def dbc2sbc(s):
     return rs
 
 
+def BGR2RGB(img):
+    pilimg = img.copy()
+    pilimg[:, :, 0] = img[:, :, 2]
+    pilimg[:, :, 2] = img[:, :, 0]
+    return pilimg
+
+
 def np2base64(image_np):
+    image_np = BGR2RGB(image_np)
     image = cv2.imencode('.jpg', image_np)[1]
     base64_str = str(base64.b64encode(image))[2:-1]
     return base64_str