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app.py
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app.py
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from flask import Flask, render_template, Response
from camera import CameraStream
import cv2
app = Flask(__name__)
cap = CameraStream().start()
@app.route('/')
def index():
"""Video streaming home page."""
return render_template('index.html')
def gen_frame():
"""Video streaming generator function."""
while cap:
frame = cap.read()
convert = cv2.imencode('.jpg', frame)[1].tobytes()
yield (b'--frame\r\n'
b'Content-Type: image/jpeg\r\n\r\n' + convert + b'\r\n') # concate frame one by one and show result
@app.route('/video_feed')
def video_feed():
"""Video streaming route. Put this in the src attribute of an img tag."""
return Response(gen_frame(),
mimetype='multipart/x-mixed-replace; boundary=frame')
if __name__ == '__main__':
app.run(host='0.0.0.0', threaded=True)