From 23dfd7a70bd1ddc2c03aa465557235c6430a482e Mon Sep 17 00:00:00 2001
From: Théo de la Hogue
Date: Wed, 24 Apr 2024 11:41:27 +0200
Subject: Resizing background after setting size.

---
 src/argaze/ArFeatures.py | 30 ++++++++++++++++++++++--------
 1 file changed, 22 insertions(+), 8 deletions(-)

diff --git a/src/argaze/ArFeatures.py b/src/argaze/ArFeatures.py
index cabac94..e1edfdb 100644
--- a/src/argaze/ArFeatures.py
+++ b/src/argaze/ArFeatures.py
@@ -467,8 +467,14 @@ class ArFrame(DataFeatures.SharedObject, DataFeatures.PipelineStepObject):
 
 	@size.setter
 	def size(self, size: tuple[int, int]):
+
 		self.__size = size
 
+		if self.background.size != self.__size:
+
+			# Resize background to current size
+			self.background = self.background
+
 	@property
 	def gaze_position_calibrator(self) -> GazeFeatures.GazePositionCalibrator:
 		"""Select gaze position calibration algorithm."""
@@ -599,8 +605,7 @@ class ArFrame(DataFeatures.SharedObject, DataFeatures.PipelineStepObject):
 		if background.size != self.size:
 
 			# Resize image to frame size
-			self.__background = DataFeatures.TimestampedImage(
-				cv2.resize(background, dsize=self.size, interpolation=cv2.INTER_CUBIC), background.timestamp)
+			self.__background = DataFeatures.TimestampedImage(cv2.resize(background, dsize=self.size, interpolation=cv2.INTER_CUBIC), background.timestamp)
 
 		else:
 
@@ -955,16 +960,25 @@ class ArScene(DataFeatures.PipelineStepObject):
 
 					frame_3d = scene_layer.aoi_scene[frame_name]
 
-					# Check that the frame have a layer named like this scene layer
-					aoi_2d_scene = new_frame.layers[scene_layer_name].aoi_scene
+					try:
+
+						# Check that the frame have a layer named like this scene layer
+						aoi_2d_scene = new_frame.layers[scene_layer_name].aoi_scene
+
+						# Transform 2D frame layer AOI into 3D scene layer AOI
+						# Then, add them to scene layer
+						scene_layer.aoi_scene |= aoi_2d_scene.dimensionalize(frame_3d, new_frame.size)
 
-					# Transform 2D frame layer AOI into 3D scene layer AOI
-					# Then, add them to scene layer
-					scene_layer.aoi_scene |= aoi_2d_scene.dimensionalize(frame_3d, new_frame.size)
+					except KeyError as e:
+
+						# Warn user about missing layer even if it is possible
+						logging.warning('ArScene.frames: %s layer doesn\'t exist in %s frame', e, new_frame.name)
 
 				except KeyError as e:
 
-					print('ArScene.from_dict: KeyError', e)
+					# Warn user about missing AOI even if it is possible
+					logging.warning('ArScene.frames: %s AOI doesn\'t exist in %s layer of %s scene', e, scene_layer_name, self.name)
+
 
 			# Append new frame
 			self.__frames[frame_name] = new_frame
-- 
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