From 70e40f95513374008d3cb6bb3361d6951bf41d20 Mon Sep 17 00:00:00 2001
From: Théo de la Hogue
Date: Wed, 6 Dec 2023 23:00:08 +0100
Subject: Locking ArCamera frame image exploitation.

---
 src/argaze/ArFeatures.py | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

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."""
-- 
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