import base64 from typing import Any import cv2 import numpy from numpy._typing import NDArray def encode_array_to_base64(array : NDArray[Any]) -> str: _, buffer = cv2.imencode('.jpg', array[:, :, ::-1]) return 'data:image/jpeg;base64,' + base64.b64encode(buffer.tobytes()).decode('utf-8') def encode_pil_to_base64(image : Any) -> str: return encode_array_to_base64(numpy.asarray(image)[:, :, ::-1])