Misc fixes for #120 and #126

debian/postinst

@@ -73,7 +73,7 @@ if not os.path.exists("/tmp/howdy_picked_device"):
 					# MIGRATION 2.5.0 -> 2.5.1
 					# Remove unsafe automatic dismissal of lock screen
 					if key == "dismiss_lockscreen":
-						if (value == "true"):
+						if value == "true":
 							print("DEPRECATION: Config falue dismiss_lockscreen is no longer supported because of login loop issues.")
 						continue
 

src/compare.py

@@ -183,6 +183,10 @@ def stop(status):
 	# Grab a single frame of video
 	ret, frame = video_capture.read()
 
+	if frames == 1 and ret is False:
+		print("Could not read from camera")
+		exit(12)
+
 	try:
 		# Convert from color to grayscale
 		# First processing of frame, so frame errors show up here

src/config.ini

@@ -75,4 +75,5 @@ exposure = -1
 
 [debug]
 # Show a short but detailed diagnostic report in console
+# Enabling this can cause some UI apps to fail, only enable it to debug
 end_report = false