I'm trying to write a program, which will start and stop for first preview on different POST request. My Code is look like this:
from flask import Flask
import time
import picamera
import logging
import sys
import os
if sys.version_info[0] == 2:
from cStringIO import StringIO as bio
else:
from io import BytesIO as bio
app = Flask(__name__)
logging.basicConfig(level=logging.INFO,
format='%(asctime)s %(levelname)-8s '
+ '[%(filename)s:%(lineno)s:%(funcName)s()] %(message)s',
datefmt='%Y-%m-%d %H:%M:%S')
@app.route("/start", methods=['POST'])
def start_preview():
with picamera.PiCamera() as camera:
camera.resolution = (1920, 1080)
camera.start_preview()
time.sleep(300)
@app.route("/stop", methods=['POST'])
def stop_preview():
with picamera.PiCamera() as camera:
camera.stop_preview()
if __name__ == "__main__":
app.run(host='192.168.0.198', port='8080')
When I'm trying to start preview, it's works, but the /stop request do nothing. What I'm doing wrong?