streamlit_mobile_camera_3.py

import streamlit as st
import cv2
import numpy as np
import requests

st.title( 'Mobile Camera Preview in Streamlit' )
frame_window = st.image( [] )
take_picture_button = st.button( 'Take Picture' )

while True:
    # Request the image from the server
    response = requests.get(url="http://<network_ip_address>:<port>/photo.jpg")
    imgNp = np.array(bytearray(response.content), dtype=np.uint8)
    frame = cv2.imdecode(imgNp, cv2.IMREAD_UNCHANGED )
    # As OpenCV decodes images in BGR format, we'd convert it to the RGB format
    frame = cv2.cvtColor( frame , cv2.COLOR_BGR2RGB )

    frame_window.image(frame)

    if take_picture_button:
        # Pass the frame to a model
        # And show the output here...
        break