more error resistant

motion_detector.py

@@ -27,6 +27,7 @@ def increase_brightness(img, value=30):
     return img
 
 def compare():
+    try:
         url = config.stream
         # construct the argument parser and parse the arguments
         ap = argparse.ArgumentParser()
@@ -49,7 +50,7 @@ def compare():
 
         # loop over the frames of the video
         while True:
-        try:
+            print(counter)
             # grab the current frame and initialize the occupied/unoccupied
             # text
             frame = vs.read()
@@ -59,7 +60,7 @@ def compare():
             # if the frame could not be grabbed, then we have reached the end
             # of the video
             if frame is None:
-                break
+                retry("frame was none")
 
             # resize the frame, convert it to grayscale, and blur it
             frame = imutils.resize(frame, width=500)
@@ -107,20 +108,16 @@ def compare():
                 com.notify(location)
                 print(text)
 
-
-            key = cv2.waitKey(1) & 0xFF
-
             counter+=1
             if counter % (framerate * delay) == 0:
                 firstFrame = gray
 
     except Exception as e: 
-            print(e)
+        retry(e)
         # cleanup the camera and close any open windows
-            #vs.stop() if args.get("video", None) is None else vs.release()
-            
-            
-
-    
-
+        vs.stop() if args.get("video", None) is None else vs.release()
         
+def retry(error):
+    print(error)
+    time.sleep(10)
+    compare()