main.py

#  python -m http.server
import asyncio
import base64
import cv2
import json
import js
import numpy as np
# import elevation


def readb64(encoded_data):
    nparr = np.frombuffer(base64.b64decode(encoded_data), np.uint8)
    img = cv2.imdecode(nparr, cv2.IMREAD_COLOR)
    return img


def bytes_to_data_url(img_bytes):
    return base64.b64encode(img_bytes).decode("ascii")


def inpainting(static_img,mask):
    rgb_img = readb64(static_img[len('data:image/jpg;base64,'):])
    mask_img= readb64(mask[len('data:image/jpg;base64,'):])
    gray_img = cv2.cvtColor(mask_img, cv2.COLOR_RGB2GRAY)
    inpaint_image = cv2.inpaint(rgb_img, gray_img, 3, cv2.INPAINT_TELEA)

    _, buffer = cv2.imencode(".jpg", inpaint_image)
    data_url = bytes_to_data_url(buffer)
    return f"data:image/jpg;base64,{data_url}"

async def click_corner(event):

    img = js.getCanvasSrc()
    msk= js.getMaskSrc()

    js.console.log("clicked")
    newSrc = inpainting(img,msk)

    js.setCanvasSrc(newSrc)

    js.console.log("finish")