stm32-fmt-code/access_control_python/camera_test.py

import numpy as np
import cv2
import base64
import requests

#Capture Image
cam = cv2.VideoCapture(0)
ret, img = cam.read()

#Save Image
cv2.imwrite("cam_test_img_pre.jpg",img)

#Encode Image
ret, jpg_buffer = cv2.imencode('.jpg',img)
b64_img = base64.b64encode(jpg_buffer)
print(b64_img)

#Send Image to Server
data = {"image":b64_img.decode("utf-8")}
req = requests.post("http://localhost:5000/process_image",json=data)

#Decode Image
img_nparr = np.frombuffer(base64.b64decode(b64_img),np.uint8)
img = cv2.imdecode(img_nparr,cv2.IMREAD_COLOR)
cv2.imwrite("cam_test_img_post.jpg",img)