From f3beb334668a0d878c3d9d61224c9f25ec1f3da5 Mon Sep 17 00:00:00 2001
From: rpi <pi@cloudprog>
Date: Thu, 4 May 2023 07:58:30 +0100
Subject: [PATCH] fix: refresh cam

---
 led_control.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/led_control.py b/led_control.py
index 50da410..486078a 100644
--- a/led_control.py
+++ b/led_control.py
@@ -30,7 +30,7 @@ FORMAT = ".jpg"
 PROMPT = "> "
 
 filename = None
-cam = cv2.VideoCapture(0)
+cam = cv2.VideoCapture()
 
 if not DEBUG:
     import RPi.GPIO as GPIO
@@ -105,8 +105,10 @@ def parse_s3_url_payload(payload):
 
 
 def take_picture():
+    cam.open(0)
     ret, frame = cam.read()
     ret, img = cv2.imencode(FORMAT, frame)
+    cam.release()
     return img.tobytes()