Update api.py

Author: zhchaoxing

modules/api/api.py

@@ -117,6 +117,8 @@ def mask_decode_to_image(encoding):
             # print(f'\nsam/heartbeat: {response.text}\n')
             image = encode_pil_to_base64(image)
             print(f"mask_decode_to_image image mid 1 {type(image)}")
+            image = image.decode('utf-8')  # Decode bytes to string
+            print(f"mask_decode_to_image image mid 2 {type(image)}")
             dilate_value = 16
             response = requests.post('http://0.0.0.0:8080/sam/dilate-mask', json={
                 "input_image": image,
@@ -126,7 +128,7 @@ def mask_decode_to_image(encoding):
             print(f"mask_decode_to_image response 1 masked_image dilate_amount {len(response.dilate_value)}")
             if "masked_image" in response:
                 print(f"mask_decode_to_image response 2 masked_image length {len(response.masked_image)}")
-                print(f"mask_decode_to_image image mid 2 {type(response.masked_image)}")
+                print(f"mask_decode_to_image image mid 3 {type(response.masked_image)}")
                 image = decode_base64_to_image(response.masked_image)
                 print(f"mask_decode_to_image image after {type(image)}")
                 print(f'SAM successfully dilated mask by {dilate_value}.')