Locking ArCamera frame image exploitation.

1 files changed, 13 insertions, 1 deletions

diff --git a/src/argaze/ArFeatures.py b/src/argaze/ArFeatures.py
index 5ec6b7e..4e05764 100644
--- a/src/argaze/ArFeatures.py
+++ b/src/argaze/ArFeatures.py
@@ -1565,7 +1565,19 @@ class ArCamera(ArFrame):
 			kwargs: ArFrame.image parameters
 		"""
 
-		return super().image(**kwargs)
+		# Can't use camera frame when it is locked
+		if self._frame_lock.locked():
+			return
+
+		# Lock camera frame exploitation
+		self._frame_lock.acquire()
+
+		_image = super().image(**kwargs)
+
+		# Unlock camera frame exploitation
+		self._frame_lock.release()
+
+		return _image
 
 	def to_json(self, json_filepath):
 		"""Save camera to .json file."""